From 483419330e3564b1b4c4cc8d5466aa49aa80f328 Mon Sep 17 00:00:00 2001 From: "Endi S. Dewata" Date: Mon, 7 Dec 2020 11:02:53 -0600 Subject: [PATCH 01/17] Fix undefined variable in 01-AddProfileCaAuditSigningCert The 01-AddProfileCaAuditSigningCert has been modified to use self when referring to caAuditSigningCert instance variable. https://bugzilla.redhat.com/show_bug.cgi?id=1883639 (cherry picked from commit a73a738453395bf2dde3e8e194dfdc98cacea884) --- base/server/upgrade/10.5.18/01-AddProfileCaAuditSigningCert | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/base/server/upgrade/10.5.18/01-AddProfileCaAuditSigningCert b/base/server/upgrade/10.5.18/01-AddProfileCaAuditSigningCert index c142325..8b6acc1 100644 --- a/base/server/upgrade/10.5.18/01-AddProfileCaAuditSigningCert +++ b/base/server/upgrade/10.5.18/01-AddProfileCaAuditSigningCert @@ -130,7 +130,7 @@ policyset.auditSigningCertSet.9.default.params.signingAlg=- self.backup(path) with open(path, 'w') as outfile: - outfile.write(caAuditSigningCert) + outfile.write(self.caAuditSigningCert) os.chown(path, instance.uid, instance.gid) os.chmod(path, 0o0660) -- 1.8.3.1 From 9dd2e2c84e617c4b0c6c6c0d166399a647ad4807 Mon Sep 17 00:00:00 2001 From: Alexander Scheel Date: Wed, 2 Dec 2020 11:29:29 -0500 Subject: [PATCH 02/17] Added input validation for TPS The TPSProfileService has been modified to validate the profile ID and profile property names received via REST API. The TPS UI has been modified to validate profile ID and profile property names before they are sent to the server. The TableItem.renderColumn() has been modified to escape the value already stored in the database before displaying it in the UI. https://bugzilla.redhat.com/show_bug.cgi?id=1791099 https://bugzilla.redhat.com/show_bug.cgi?id=1793076 https://bugzilla.redhat.com/show_bug.cgi?id=1725129 Authored by Endi Dewata; backported by ascheel. Signed-off-by: Alexander Scheel (cherry picked from commit 539268ac20c3c323f91540dff1307e807e95f2a5) --- base/server/share/webapps/pki/js/pki-ui.js | 37 ++++++++++++++--- base/tps/shared/webapps/tps/js/tps.js | 47 +++++++++++++++++++++- .../dogtagpki/server/tps/rest/ProfileService.java | 24 ++++++++++- 3 files changed, 99 insertions(+), 9 deletions(-) diff --git a/base/server/share/webapps/pki/js/pki-ui.js b/base/server/share/webapps/pki/js/pki-ui.js index 005e8e6..76d4a46 100644 --- a/base/server/share/webapps/pki/js/pki-ui.js +++ b/base/server/share/webapps/pki/js/pki-ui.js @@ -351,7 +351,7 @@ var TableItem = Backbone.View.extend({ if (value instanceof Date) value = value.toUTCString(); // replace pattern occurance with attribute value - newContent += content.substring(0, index) + value; + newContent += content.substring(0, index) + _.escape(value); // process the remaining content content = content.substring(index + fullName.length + 3); @@ -622,17 +622,34 @@ var Table = Backbone.View.extend({ // save new entry dialog.save(); - self.addEntry(dialog.entry); - - // redraw table - self.render(); dialog.close(); + + try { + self.addEntry(dialog.entry); + + // redraw table + self.render(); + + } catch (exception) { + // display the error in an error dialog, + // then reopen the original dialog + + var errorDialog = new ErrorDialog({ + el: $("#error-dialog"), + content: exception + }); + errorDialog.on("close", function() { + dialog.open(); + }); + errorDialog.open(); + } }); dialog.open(); }, addEntry: function(entry) { var self = this; + self.entries.push(entry); }, remove: function(items) { @@ -884,8 +901,16 @@ var EntryPage = Page.extend({ }); self.saveAction.click(function(e) { - self.save(); e.preventDefault(); + try { + self.save(); + } catch (exception) { + new ErrorDialog({ + el: $("#error-dialog"), + title: "ERROR", + content: exception + }).open(); + } }); }, diff --git a/base/tps/shared/webapps/tps/js/tps.js b/base/tps/shared/webapps/tps/js/tps.js index 9d47d30..f12f7b4 100644 --- a/base/tps/shared/webapps/tps/js/tps.js +++ b/base/tps/shared/webapps/tps/js/tps.js @@ -19,7 +19,34 @@ * @author Endi S. Dewata */ -var tps = {}; +var TPS = { + PROFILE_ID_PATTERN: /^[a-zA-Z0-9_]+$/, + PROPERTY_NAME_PATTERN: /^[a-zA-Z0-9_\.]+$/, + getElementName: function (component) { + + if (component == "Generals") { + return "config"; + + } else if (component == "Authentication_Sources") { + return "authenticators"; + + } else if (component == "Subsystem_Connections") { + return "connectors"; + + } else if (component == "Profiles") { + return "profiles"; + + } else if (component == "Profile_Mappings") { + return "profile-mappings"; + + } else if (component == "Audit_Logging") { + return "audit"; + + } else { + return null; + } + } +}; var PropertiesTableItem = TableItem.extend({ initialize: function(options) { @@ -103,6 +130,15 @@ var PropertiesTable = Table.extend({ return entry.name; }); }, + addEntry: function(entry) { + var self = this; + + if (!entry.name.match(TPS.PROPERTY_NAME_PATTERN)) { + throw "Invalid property name: " + entry.name; + } + + PropertiesTable.__super__.addEntry.call(self, entry); + }, remove: function(items) { var self = this; @@ -393,6 +429,15 @@ var ConfigEntryPage = EntryPage.extend({ self.entry.properties = self.getProperties(); }, + save: function() { + var self = this; + + if (!self.entry.profileID.match(TPS.PROFILE_ID_PATTERN)) { + throw "Invalid profile ID: " + self.entry.profileID; + } + + ConfigEntryPage.__super__.save.call(self); + }, setProperties: function(properties) { var self = this; diff --git a/base/tps/src/org/dogtagpki/server/tps/rest/ProfileService.java b/base/tps/src/org/dogtagpki/server/tps/rest/ProfileService.java index 56eac9b..71bf9ad 100644 --- a/base/tps/src/org/dogtagpki/server/tps/rest/ProfileService.java +++ b/base/tps/src/org/dogtagpki/server/tps/rest/ProfileService.java @@ -25,6 +25,7 @@ import java.security.Principal; import java.util.HashMap; import java.util.Iterator; import java.util.Map; +import java.util.regex.Pattern; import javax.ws.rs.core.Response; @@ -51,6 +52,9 @@ import com.netscape.cms.servlet.base.SubsystemService; */ public class ProfileService extends SubsystemService implements ProfileResource { + public static Pattern PROFILE_ID_PATTERN = Pattern.compile("^[a-zA-Z0-9_]+$"); + public static Pattern PROPERTY_NAME_PATTERN = Pattern.compile("^[a-zA-Z0-9_\\.]+$"); + public ProfileService() { CMS.debug("ProfileService.()"); } @@ -174,6 +178,17 @@ public class ProfileService extends SubsystemService implements ProfileResource CMS.debug("ProfileService.addProfile(\"" + profileData.getID() + "\")"); + if (!PROFILE_ID_PATTERN.matcher(profileData.getID()).matches()) { + throw new BadRequestException("Invalid profile ID: " + profileData.getID()); + } + + Map properties = profileData.getProperties(); + for (String name : properties.keySet()) { + if (!PROPERTY_NAME_PATTERN.matcher(name).matches()) { + throw new BadRequestException("Invalid profile property: " + name); + } + } + try { TPSSubsystem subsystem = (TPSSubsystem) CMS.getSubsystem(TPSSubsystem.ID); ProfileDatabase database = subsystem.getProfileDatabase(); @@ -194,7 +209,6 @@ public class ProfileService extends SubsystemService implements ProfileResource profileData = createProfileData(database.getRecord(profileData.getID())); //Map properties = database.getRecord(profileData.getID()).getProperties(); - Map properties = profileData.getProperties(); if (statusChanged) { properties.put("Status", status); } @@ -232,6 +246,13 @@ public class ProfileService extends SubsystemService implements ProfileResource CMS.debug("ProfileService.updateProfile(\"" + profileID + "\")"); + Map properties = profileData.getProperties(); + for (String name : properties.keySet()) { + if (!PROPERTY_NAME_PATTERN.matcher(name).matches()) { + throw new BadRequestException("Invalid profile property: " + name); + } + } + try { TPSSubsystem subsystem = (TPSSubsystem) CMS.getSubsystem(TPSSubsystem.ID); ProfileDatabase database = subsystem.getProfileDatabase(); @@ -269,7 +290,6 @@ public class ProfileService extends SubsystemService implements ProfileResource } // update properties if specified - Map properties = profileData.getProperties(); if (properties != null) { record.setProperties(properties); if (statusChanged) { -- 1.8.3.1 From ade3c122d9d54613a59d8c881f95cc0381887132 Mon Sep 17 00:00:00 2001 From: Alexander Scheel Date: Wed, 2 Dec 2020 11:42:43 -0500 Subject: [PATCH 03/17] Fix XSS in PathLength attribute in CA agent web page - The input type is set to number when "integer" is encountered - The server error message is html escaped, before it gets displayed in client browser Resolves: BZ#1710171 Authored by Dinesh Prasanth M K; backported by ascheel. Signed-off-by: Dinesh Prasanth M K Signed-off-by: Alexander Scheel (cherry picked from commit 542d741d1805e99c30bada34e00dc4c6cd12182d) --- base/ca/shared/webapps/ca/agent/ca/ProfileReview.template | 2 +- base/server/cms/src/com/netscape/cms/servlet/base/CMSServlet.java | 4 +++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/base/ca/shared/webapps/ca/agent/ca/ProfileReview.template b/base/ca/shared/webapps/ca/agent/ca/ProfileReview.template index 7e3cab0..ae687f0 100644 --- a/base/ca/shared/webapps/ca/agent/ca/ProfileReview.template +++ b/base/ca/shared/webapps/ca/agent/ca/ProfileReview.template @@ -345,7 +345,7 @@ document.writeln(''); } else if (recordSet[i].defListSet[j].defSyntax == 'string_list') { document.writeln(''); } else if (recordSet[i].defListSet[j].defSyntax == 'integer') { - document.writeln(''); + document.writeln(''); } else if (recordSet[i].defListSet[j].defSyntax == 'image_url') { document.writeln(''); document.writeln(''); diff --git a/base/server/cms/src/com/netscape/cms/servlet/base/CMSServlet.java b/base/server/cms/src/com/netscape/cms/servlet/base/CMSServlet.java index 0c65702..854d656 100644 --- a/base/server/cms/src/com/netscape/cms/servlet/base/CMSServlet.java +++ b/base/server/cms/src/com/netscape/cms/servlet/base/CMSServlet.java @@ -46,6 +46,8 @@ import javax.servlet.http.HttpServletResponse; import org.w3c.dom.Node; +import org.apache.commons.lang.StringEscapeUtils; + import com.netscape.certsrv.apps.CMS; import com.netscape.certsrv.apps.ICommandQueue; import com.netscape.certsrv.authentication.AuthToken; @@ -762,7 +764,7 @@ public abstract class CMSServlet extends HttpServlet { if (tokenIdx != -1) { finalErrMsg = mFinalErrorMsg.substring(0, tokenIdx) + - ex.toString() + + StringEscapeUtils.escapeHtml(ex.toString()) + mFinalErrorMsg.substring( tokenIdx + ERROR_MSG_TOKEN.length()); } -- 1.8.3.1 From dedca98da44794311e68e9f6c555a11faf33eb33 Mon Sep 17 00:00:00 2001 From: Alexander Scheel Date: Wed, 2 Dec 2020 11:42:30 -0500 Subject: [PATCH 04/17] Fix reflected XSS attack when hitting getCookie endpoint This patch sanitizes the Server generated error message, to escape the HTML tags if any present. Resolves: BZ#1789907 Authored by Dinesh Prasanth M K; backported by ascheel. Signed-off-by: Dinesh Prasanth M K Signed-off-by: Alexander Scheel (cherry picked from commit 5eec56ba16b62091d5ca9eb334f41045f7173a3b) --- .../cms/src/com/netscape/cms/servlet/csadmin/GetCookie.java | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/base/server/cms/src/com/netscape/cms/servlet/csadmin/GetCookie.java b/base/server/cms/src/com/netscape/cms/servlet/csadmin/GetCookie.java index f86f249..50772ea 100644 --- a/base/server/cms/src/com/netscape/cms/servlet/csadmin/GetCookie.java +++ b/base/server/cms/src/com/netscape/cms/servlet/csadmin/GetCookie.java @@ -28,6 +28,8 @@ import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; +import org.apache.commons.lang.StringEscapeUtils; + import com.netscape.certsrv.apps.CMS; import com.netscape.certsrv.authentication.IAuthToken; import com.netscape.certsrv.base.EBaseException; @@ -115,7 +117,7 @@ public class GetCookie extends CMSServlet { u = new URL(url_e); } catch (Exception eee) { throw new ECMSGWException( - "Unable to parse URL: " + url); + "Unable to parse URL: " + StringEscapeUtils.escapeHtml(url)); } int index2 = url_e.indexOf("subsystem="); @@ -139,7 +141,7 @@ public class GetCookie extends CMSServlet { header.addStringValue("host", u.getHost()); header.addStringValue("sdhost", CMS.getEESSLHost()); header.addStringValue("subsystem", subsystem); - header.addStringValue("url", url_e); + header.addStringValue("url", StringEscapeUtils.escapeHtml(url_e)); header.addStringValue("errorString", "Failed Authentication"); String sdname = cs.getString("securitydomain.name", ""); header.addStringValue("sdname", sdname); @@ -208,7 +210,7 @@ public class GetCookie extends CMSServlet { */ } - header.addStringValue("url", url); + header.addStringValue("url", StringEscapeUtils.escapeHtml(url)); header.addStringValue("session_id", cookie); try { -- 1.8.3.1 From 0c4bbc7576b44b83329470bc364b076216de56be Mon Sep 17 00:00:00 2001 From: Alexander Scheel Date: Fri, 19 Jun 2020 12:28:38 -0400 Subject: [PATCH 05/17] Replace CMSTemplate custom sanitization with lang2 Signed-off-by: Alexander Scheel (cherry picked from commit 70b5ba44645cc12cc643ccd284eb4d4df7a68ccb) --- .../netscape/cms/servlet/common/CMSTemplate.java | 244 +-------------------- 1 file changed, 8 insertions(+), 236 deletions(-) diff --git a/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java b/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java index fe5a14b..7dc28f9 100644 --- a/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java +++ b/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java @@ -30,6 +30,8 @@ import java.io.UnsupportedEncodingException; import java.math.BigInteger; import java.util.Enumeration; +import org.apache.commons.lang.StringEscapeUtils; + import com.netscape.certsrv.apps.CMS; import com.netscape.certsrv.base.EBaseException; import com.netscape.certsrv.base.IArgBlock; @@ -335,7 +337,7 @@ public class CMSTemplate extends CMSFile { ((Character) v).equals(Character.valueOf((char) 0))) { s = "null"; } else { - s = "\"" + v.toString() + "\""; + s = "\"" + CMSTemplate.escapeJavaScriptString(v.toString()) + "\""; } return s; @@ -345,248 +347,18 @@ public class CMSTemplate extends CMSFile { * Escape the contents of src string in preparation to be enclosed in * double quotes as a JavaScript String Literal within an <script> * portion of an HTML document. - * stevep - performance improvements - about 4 times faster than before. */ - public static String escapeJavaScriptString(String v) { - int l = v.length(); - char in[] = new char[l]; - char out[] = new char[l * 4]; - int j = 0; - - v.getChars(0, l, in, 0); - - for (int i = 0; i < l; i++) { - char c = in[i]; - - if ((c > 0x23) && (c != 0x5c) && (c != 0x3c) && (c != 0x3e) && (c != 0x3b)) { - out[j++] = c; - continue; - } - - /* some inputs are coming in as '\' and 'n' */ - /* see BZ 500736 for details */ - if ((c == 0x5c) && ((i+1)' || - in[i+1] == 'x' || in[i+1] == ';' || - in[i+1] == '\"' || in[i+1] == '\'' || in[i+1] == '\\')) { - if (in[i+1] == 'x' && ((i+3)') { - c = in[i+1]; - i++; - } else if (in[i+1] == ';') { - out[j++] = in[i+1]; - i++; - continue; - } else { - out[j++] = '\\'; - out[j++] = in[i+1]; - i++; - continue; - } - } - if (c == '&') { - int k; - for (k = 0; k < 8 && (i+k) < l; k++) { - out[j+k] = in[i+k]; - if (in[i+k] == ';') break; - if (in[i+k] == '<' || in[i+k] == '>') { - k = 8; - break; - } - } - if (k < 8) { - i += k; - j += k + 1; - continue; - } - } - - switch (c) { - case '\n': - out[j++] = '\\'; - out[j++] = 'n'; - break; - - case '\\': - out[j++] = '\\'; - out[j++] = '\\'; - break; - - case '\"': - out[j++] = '\\'; - out[j++] = '\"'; - break; - - case '\r': - out[j++] = '\\'; - out[j++] = 'r'; - break; - - case '\f': - out[j++] = '\\'; - out[j++] = 'f'; - break; - - case '\t': - out[j++] = '\\'; - out[j++] = 't'; - break; - - case '<': - out[j++] = '\\'; - out[j++] = 'x'; - out[j++] = '3'; - out[j++] = 'c'; - break; - - case '>': - out[j++] = '\\'; - out[j++] = 'x'; - out[j++] = '3'; - out[j++] = 'e'; - break; - - case '&': - out[j++] = '&'; - out[j++] = 'a'; - out[j++] = 'm'; - out[j++] = 'p'; - out[j++] = ';'; - break; - - default: - out[j++] = c; - } - } - return new String(out, 0, j); + return StringEscapeUtils.escapeJavaScript(v); } /** - * Like escapeJavaScriptString(String s) but also escape '[' for - * HTML processing. + * Like escapeJavaScriptString(String s) but also escapes for HTML + * processing; i.e., first encode for HTML and then encode for + * outputting in JavaScript. */ - public static String escapeJavaScriptStringHTML(String v) { - int l = v.length(); - char in[] = new char[l]; - char out[] = new char[l * 8]; - int j = 0; - - v.getChars(0, l, in, 0); - - for (int i = 0; i < l; i++) { - char c = in[i]; - - if (c > 0x5C) { - out[j++] = c; - continue; - } - - if ((c == 0x5c) && ((i + 1) < l) && (in[i + 1] == 'n' || - in[i + 1] == 'r' || in[i + 1] == 'f' || in[i + 1] == 't' || - in[i + 1] == '<' || in[i + 1] == '>' || - in[i + 1] == 'x' || in[i + 1] == ';' || - in[i + 1] == '\"' || in[i + 1] == '\'' || in[i + 1] == '\\')) { - if (in[i + 1] == 'x' && ((i + 3) < l) && in[i + 2] == '3' && - (in[i + 3] == 'c' || in[i + 3] == 'e')) { - out[j++] = '\\'; - out[j++] = in[i + 1]; - out[j++] = in[i + 2]; - out[j++] = in[i + 3]; - i += 3; - - continue; - } else if (in[i + 1] == '<' || in[i + 1] == '>') { - c = in[i + 1]; - i++; - } else if (in[i + 1] == ';') { - out[j++] = in[i + 1]; - i++; - continue; - } else { - out[j++] = '\\'; - out[j++] = in[i + 1]; - i++; - continue; - } - } - if (c == '&') { - int k; - for (k = 0; k < 8 && (i + k) < l; k++) { - out[j + k] = in[i + k]; - if (in[i + k] == ';') - break; - if (in[i + k] == '<' || in[i + k] == '>') { - k = 8; - break; - } - } - if (k < 8) { - i += k; - j += k + 1; - continue; - } - } - - switch (c) { - case '\n': - out[j++] = '\\'; - out[j++] = 'n'; - break; - - case '\\': - out[j++] = '\\'; - out[j++] = '\\'; - break; - - case '\"': - out[j++] = '\\'; - out[j++] = '\"'; - break; - - case '\r': - out[j++] = '\\'; - out[j++] = 'r'; - break; - - case '\f': - out[j++] = '\\'; - out[j++] = 'f'; - break; - - case '\t': - out[j++] = '\\'; - out[j++] = 't'; - break; - - case '<': - out[j++] = '&'; - out[j++] = 'l'; - out[j++] = 't'; - out[j++] = ';'; - break; - - case '>': - out[j++] = '&'; - out[j++] = 'g'; - out[j++] = 't'; - out[j++] = ';'; - break; - - default: - out[j++] = c; - } - } - return new String(out, 0, j); + return StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(v)); } /** -- 1.8.3.1 From fc5c842cefc01a8b00a1fe4229e9de6123ba0c25 Mon Sep 17 00:00:00 2001 From: Alexander Scheel Date: Tue, 21 Jul 2020 10:20:47 -0400 Subject: [PATCH 06/17] Re-fix sanitization in CMSTemplate When fixing CVE-2019-10179 originally in 8884b4344225bd6656876d9e2a58b3268e9a899b, I had switched to Apache Commons Lang2's sanitization framework. However, I didn't enable the HTML sanitization necessary to fix this CVE. Signed-off-by: Alexander Scheel (cherry picked from commit 520f8377aaedc12a116757d6b6c005a78664c33a) --- base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java b/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java index 7dc28f9..8588dfc 100644 --- a/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java +++ b/base/server/cms/src/com/netscape/cms/servlet/common/CMSTemplate.java @@ -349,7 +349,7 @@ public class CMSTemplate extends CMSFile { * portion of an HTML document. */ public static String escapeJavaScriptString(String v) { - return StringEscapeUtils.escapeJavaScript(v); + return escapeJavaScriptStringHTML(v); } /** -- 1.8.3.1 From 797eddc42a1656cffdbaca1d14c7c5a37ffbc905 Mon Sep 17 00:00:00 2001 From: jmagne Date: Tue, 9 Jun 2020 15:06:21 -0700 Subject: [PATCH 07/17] Address CVE-2020-1721. (#434) Co-authored-by: Jack Magne (cherry picked from commit 23a414c910e435d6eacc8daa90193ddc6f59c59a) --- base/ca/shared/webapps/ca/agent/funcs.js | 14 ++++++++------ base/kra/shared/webapps/kra/agent/funcs.js | 14 ++++++++------ base/ocsp/shared/webapps/ocsp/agent/funcs.js | 14 ++++++++------ base/tks/shared/webapps/tks/agent/funcs.js | 14 ++++++++------ 4 files changed, 32 insertions(+), 24 deletions(-) diff --git a/base/ca/shared/webapps/ca/agent/funcs.js b/base/ca/shared/webapps/ca/agent/funcs.js index 958612d..20f0821 100644 --- a/base/ca/shared/webapps/ca/agent/funcs.js +++ b/base/ca/shared/webapps/ca/agent/funcs.js @@ -671,19 +671,21 @@ function writeError(errorDetails) "request or the values that were entered into the form." + "The following message supplies more information " + "about the error that occurred.

"); - document.write("

");
         if (errorDetails != null) {
-                document.write(errorDetails);
+		var block = document.createElement('div');
+                block.setAttribute('style', 'font-weight: bold; margin-left: 50px;');
+                block.appendChild(document.createTextNode(errorDetails));
+		document.body.appendChild(block);
         } else {
                 document.write("Unable to provide details. " +
                  "Contact Administrator.");
         }
-        document.write("
"); if (result.header.errorDescription != null) { document.write('

Additional Information:

'); - document.write('

'); - document.write(result.header.errorDescription); - document.write('
'); + var block = document.createElement('div'); + block.setAttribute('style', 'font-weight: bold; margin-left: 50px;'); + block.appendChild(document.createTextNode(result.header.errorDescription)); + document.body.appendChild(block); } document.write("

"); document.write("Please consult your local administrator for " + diff --git a/base/kra/shared/webapps/kra/agent/funcs.js b/base/kra/shared/webapps/kra/agent/funcs.js index daef83d..8799d0d 100644 --- a/base/kra/shared/webapps/kra/agent/funcs.js +++ b/base/kra/shared/webapps/kra/agent/funcs.js @@ -621,19 +621,21 @@ function writeError(errorDetails) "request or the values that were entered into the form." + "The following message supplies more information " + "about the error that occurred.

"); - document.write("

");
         if (errorDetails != null) {
-                document.write(errorDetails);
+		var block = document.createElement('div');
+                block.setAttribute('style', 'font-weight: bold; margin-left: 50px;');
+                block.appendChild(document.createTextNode(errorDetails));
+		document.body.appendChild(block);
         } else {
                 document.write("Unable to provide details. " +
                  "Contact Administrator.");
         }
-        document.write("
"); if (result.header.errorDescription != null) { document.write('

Additional Information:

'); - document.write('

'); - document.write(result.header.errorDescription); - document.write('
'); + var block = document.createElement('div'); + block.setAttribute('style', 'font-weight: bold; margin-left: 50px;'); + block.appendChild(document.createTextNode(result.header.errorDescription)); + document.body.appendChild(block); } document.write("

"); document.write("Please consult your local administrator for " + diff --git a/base/ocsp/shared/webapps/ocsp/agent/funcs.js b/base/ocsp/shared/webapps/ocsp/agent/funcs.js index daef83d..8799d0d 100644 --- a/base/ocsp/shared/webapps/ocsp/agent/funcs.js +++ b/base/ocsp/shared/webapps/ocsp/agent/funcs.js @@ -621,19 +621,21 @@ function writeError(errorDetails) "request or the values that were entered into the form." + "The following message supplies more information " + "about the error that occurred.

"); - document.write("

");
         if (errorDetails != null) {
-                document.write(errorDetails);
+		var block = document.createElement('div');
+                block.setAttribute('style', 'font-weight: bold; margin-left: 50px;');
+                block.appendChild(document.createTextNode(errorDetails));
+		document.body.appendChild(block);
         } else {
                 document.write("Unable to provide details. " +
                  "Contact Administrator.");
         }
-        document.write("
"); if (result.header.errorDescription != null) { document.write('

Additional Information:

'); - document.write('

'); - document.write(result.header.errorDescription); - document.write('
'); + var block = document.createElement('div'); + block.setAttribute('style', 'font-weight: bold; margin-left: 50px;'); + block.appendChild(document.createTextNode(result.header.errorDescription)); + document.body.appendChild(block); } document.write("

"); document.write("Please consult your local administrator for " + diff --git a/base/tks/shared/webapps/tks/agent/funcs.js b/base/tks/shared/webapps/tks/agent/funcs.js index daef83d..8799d0d 100644 --- a/base/tks/shared/webapps/tks/agent/funcs.js +++ b/base/tks/shared/webapps/tks/agent/funcs.js @@ -621,19 +621,21 @@ function writeError(errorDetails) "request or the values that were entered into the form." + "The following message supplies more information " + "about the error that occurred.

"); - document.write("

");
         if (errorDetails != null) {
-                document.write(errorDetails);
+		var block = document.createElement('div');
+                block.setAttribute('style', 'font-weight: bold; margin-left: 50px;');
+                block.appendChild(document.createTextNode(errorDetails));
+		document.body.appendChild(block);
         } else {
                 document.write("Unable to provide details. " +
                  "Contact Administrator.");
         }
-        document.write("
"); if (result.header.errorDescription != null) { document.write('

Additional Information:

'); - document.write('

'); - document.write(result.header.errorDescription); - document.write('
'); + var block = document.createElement('div'); + block.setAttribute('style', 'font-weight: bold; margin-left: 50px;'); + block.appendChild(document.createTextNode(result.header.errorDescription)); + document.body.appendChild(block); } document.write("

"); document.write("Please consult your local administrator for " + -- 1.8.3.1 From a4e95bb22a79c48157f7d3902515411cdbf6e302 Mon Sep 17 00:00:00 2001 From: Alexander Scheel Date: Mon, 16 Mar 2020 11:44:53 -0400 Subject: [PATCH 08/17] Update to jquery v3.4.1 Signed-off-by: Alexander Scheel (cherry picked from commit 5b7d14172aaef86278e96e7c7c03db47b8c7f416) --- base/server/share/webapps/pki/js/jquery.js | 13947 ++++++++++++++------------- 1 file changed, 7378 insertions(+), 6569 deletions(-) diff --git a/base/server/share/webapps/pki/js/jquery.js b/base/server/share/webapps/pki/js/jquery.js index c5c6482..773ad95 100644 --- a/base/server/share/webapps/pki/js/jquery.js +++ b/base/server/share/webapps/pki/js/jquery.js @@ -1,247 +1,186 @@ /*! - * jQuery JavaScript Library v1.10.2 - * http://jquery.com/ + * jQuery JavaScript Library v3.4.1 + * https://jquery.com/ * * Includes Sizzle.js - * http://sizzlejs.com/ + * https://sizzlejs.com/ * - * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors + * Copyright JS Foundation and other contributors * Released under the MIT license - * http://jquery.org/license + * https://jquery.org/license * - * Date: 2013-07-03T13:48Z + * Date: 2019-05-01T21:04Z */ -(function( window, undefined ) { - -// Can't do this because several apps including ASP.NET trace -// the stack via arguments.caller.callee and Firefox dies if -// you try to trace through "use strict" call chains. (#13335) -// Support: Firefox 18+ -//"use strict"; -var - // The deferred used on DOM ready - readyList, - - // A central reference to the root jQuery(document) - rootjQuery, - - // Support: IE<10 - // For `typeof xmlNode.method` instead of `xmlNode.method !== undefined` - core_strundefined = typeof undefined, +( function( global, factory ) { + + "use strict"; + + if ( typeof module === "object" && typeof module.exports === "object" ) { + + // For CommonJS and CommonJS-like environments where a proper `window` + // is present, execute the factory and get jQuery. + // For environments that do not have a `window` with a `document` + // (such as Node.js), expose a factory as module.exports. + // This accentuates the need for the creation of a real `window`. + // e.g. var jQuery = require("jquery")(window); + // See ticket #14549 for more info. + module.exports = global.document ? + factory( global, true ) : + function( w ) { + if ( !w.document ) { + throw new Error( "jQuery requires a window with a document" ); + } + return factory( w ); + }; + } else { + factory( global ); + } - // Use the correct document accordingly with window argument (sandbox) - location = window.location, - document = window.document, - docElem = document.documentElement, +// Pass this if window is not defined yet +} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) { - // Map over jQuery in case of overwrite - _jQuery = window.jQuery, +// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 +// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode +// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common +// enough that all such attempts are guarded in a try block. +"use strict"; - // Map over the $ in case of overwrite - _$ = window.$, +var arr = []; - // [[Class]] -> type pairs - class2type = {}, +var document = window.document; - // List of deleted data cache ids, so we can reuse them - core_deletedIds = [], +var getProto = Object.getPrototypeOf; - core_version = "1.10.2", +var slice = arr.slice; - // Save a reference to some core methods - core_concat = core_deletedIds.concat, - core_push = core_deletedIds.push, - core_slice = core_deletedIds.slice, - core_indexOf = core_deletedIds.indexOf, - core_toString = class2type.toString, - core_hasOwn = class2type.hasOwnProperty, - core_trim = core_version.trim, +var concat = arr.concat; - // Define a local copy of jQuery - jQuery = function( selector, context ) { - // The jQuery object is actually just the init constructor 'enhanced' - return new jQuery.fn.init( selector, context, rootjQuery ); - }, +var push = arr.push; - // Used for matching numbers - core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source, +var indexOf = arr.indexOf; - // Used for splitting on whitespace - core_rnotwhite = /\S+/g, +var class2type = {}; - // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE) - rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, +var toString = class2type.toString; - // A simple way to check for HTML strings - // Prioritize #id over to avoid XSS via location.hash (#9521) - // Strict HTML recognition (#11290: must start with <) - rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, +var hasOwn = class2type.hasOwnProperty; - // Match a standalone tag - rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/, +var fnToString = hasOwn.toString; - // JSON RegExp - rvalidchars = /^[\],:{}\s]*$/, - rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, - rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, - rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g, +var ObjectFunctionString = fnToString.call( Object ); - // Matches dashed string for camelizing - rmsPrefix = /^-ms-/, - rdashAlpha = /-([\da-z])/gi, +var support = {}; - // Used by jQuery.camelCase as callback to replace() - fcamelCase = function( all, letter ) { - return letter.toUpperCase(); - }, +var isFunction = function isFunction( obj ) { - // The ready event handler - completed = function( event ) { + // Support: Chrome <=57, Firefox <=52 + // In some browsers, typeof returns "function" for HTML elements + // (i.e., `typeof document.createElement( "object" ) === "function"`). + // We don't want to classify *any* DOM node as a function. + return typeof obj === "function" && typeof obj.nodeType !== "number"; + }; - // readyState === "complete" is good enough for us to call the dom ready in oldIE - if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) { - detach(); - jQuery.ready(); - } - }, - // Clean-up method for dom ready events - detach = function() { - if ( document.addEventListener ) { - document.removeEventListener( "DOMContentLoaded", completed, false ); - window.removeEventListener( "load", completed, false ); - } else { - document.detachEvent( "onreadystatechange", completed ); - window.detachEvent( "onload", completed ); - } +var isWindow = function isWindow( obj ) { + return obj != null && obj === obj.window; }; -jQuery.fn = jQuery.prototype = { - // The current version of jQuery being used - jquery: core_version, - - constructor: jQuery, - init: function( selector, context, rootjQuery ) { - var match, elem; - // HANDLE: $(""), $(null), $(undefined), $(false) - if ( !selector ) { - return this; - } - // Handle HTML strings - if ( typeof selector === "string" ) { - if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) { - // Assume that strings that start and end with <> are HTML and skip the regex check - match = [ null, selector, null ]; - } else { - match = rquickExpr.exec( selector ); - } + var preservedScriptAttributes = { + type: true, + src: true, + nonce: true, + noModule: true + }; - // Match html or make sure no context is specified for #id - if ( match && (match[1] || !context) ) { + function DOMEval( code, node, doc ) { + doc = doc || document; - // HANDLE: $(html) -> $(array) - if ( match[1] ) { - context = context instanceof jQuery ? context[0] : context; + var i, val, + script = doc.createElement( "script" ); - // scripts is true for back-compat - jQuery.merge( this, jQuery.parseHTML( - match[1], - context && context.nodeType ? context.ownerDocument || context : document, - true - ) ); + script.text = code; + if ( node ) { + for ( i in preservedScriptAttributes ) { - // HANDLE: $(html, props) - if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { - for ( match in context ) { - // Properties of context are called as methods if possible - if ( jQuery.isFunction( this[ match ] ) ) { - this[ match ]( context[ match ] ); + // Support: Firefox 64+, Edge 18+ + // Some browsers don't support the "nonce" property on scripts. + // On the other hand, just using `getAttribute` is not enough as + // the `nonce` attribute is reset to an empty string whenever it + // becomes browsing-context connected. + // See https://github.com/whatwg/html/issues/2369 + // See https://html.spec.whatwg.org/#nonce-attributes + // The `node.getAttribute` check was added for the sake of + // `jQuery.globalEval` so that it can fake a nonce-containing node + // via an object. + val = node[ i ] || node.getAttribute && node.getAttribute( i ); + if ( val ) { + script.setAttribute( i, val ); + } + } + } + doc.head.appendChild( script ).parentNode.removeChild( script ); + } - // ...and otherwise set as attributes - } else { - this.attr( match, context[ match ] ); - } - } - } - return this; +function toType( obj ) { + if ( obj == null ) { + return obj + ""; + } - // HANDLE: $(#id) - } else { - elem = document.getElementById( match[2] ); - - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - if ( elem && elem.parentNode ) { - // Handle the case where IE and Opera return items - // by name instead of ID - if ( elem.id !== match[2] ) { - return rootjQuery.find( selector ); - } + // Support: Android <=2.3 only (functionish RegExp) + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call( obj ) ] || "object" : + typeof obj; +} +/* global Symbol */ +// Defining this global in .eslintrc.json would create a danger of using the global +// unguarded in another place, it seems safer to define global only for this module - // Otherwise, we inject the element directly into the jQuery object - this.length = 1; - this[0] = elem; - } - this.context = document; - this.selector = selector; - return this; - } - // HANDLE: $(expr, $(...)) - } else if ( !context || context.jquery ) { - return ( context || rootjQuery ).find( selector ); +var + version = "3.4.1", - // HANDLE: $(expr, context) - // (which is just equivalent to: $(context).find(expr) - } else { - return this.constructor( context ).find( selector ); - } + // Define a local copy of jQuery + jQuery = function( selector, context ) { - // HANDLE: $(DOMElement) - } else if ( selector.nodeType ) { - this.context = this[0] = selector; - this.length = 1; - return this; + // The jQuery object is actually just the init constructor 'enhanced' + // Need init if jQuery is called (just allow error to be thrown if not included) + return new jQuery.fn.init( selector, context ); + }, - // HANDLE: $(function) - // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) { - return rootjQuery.ready( selector ); - } + // Support: Android <=4.0 only + // Make sure we trim BOM and NBSP + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g; - if ( selector.selector !== undefined ) { - this.selector = selector.selector; - this.context = selector.context; - } +jQuery.fn = jQuery.prototype = { - return jQuery.makeArray( selector, this ); - }, + // The current version of jQuery being used + jquery: version, - // Start with an empty selector - selector: "", + constructor: jQuery, // The default length of a jQuery object is 0 length: 0, toArray: function() { - return core_slice.call( this ); + return slice.call( this ); }, // Get the Nth element in the matched element set OR // Get the whole matched element set as a clean array get: function( num ) { - return num == null ? - // Return a 'clean' array - this.toArray() : + // Return all the elements in a clean array + if ( num == null ) { + return slice.call( this ); + } - // Return just the object - ( num < 0 ? this[ this.length + num ] : this[ num ] ); + // Return just the one element from the set + return num < 0 ? this[ num + this.length ] : this[ num ]; }, // Take an array of elements and push it onto the stack @@ -253,28 +192,24 @@ jQuery.fn = jQuery.prototype = { // Add the old object onto the stack (as a reference) ret.prevObject = this; - ret.context = this.context; // Return the newly-formed element set return ret; }, // Execute a callback for every element in the matched set. - // (You can seed the arguments with an array of args, but this is - // only used internally.) - each: function( callback, args ) { - return jQuery.each( this, callback, args ); + each: function( callback ) { + return jQuery.each( this, callback ); }, - ready: function( fn ) { - // Add the callback - jQuery.ready.promise().done( fn ); - - return this; + map: function( callback ) { + return this.pushStack( jQuery.map( this, function( elem, i ) { + return callback.call( elem, i, elem ); + } ) ); }, slice: function() { - return this.pushStack( core_slice.apply( this, arguments ) ); + return this.pushStack( slice.apply( this, arguments ) ); }, first: function() { @@ -288,32 +223,23 @@ jQuery.fn = jQuery.prototype = { eq: function( i ) { var len = this.length, j = +i + ( i < 0 ? len : 0 ); - return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); - }, - - map: function( callback ) { - return this.pushStack( jQuery.map(this, function( elem, i ) { - return callback.call( elem, i, elem ); - })); + return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); }, end: function() { - return this.prevObject || this.constructor(null); + return this.prevObject || this.constructor(); }, // For internal use only. // Behaves like an Array's method, not like a jQuery method. - push: core_push, - sort: [].sort, - splice: [].splice + push: push, + sort: arr.sort, + splice: arr.splice }; -// Give the init function the jQuery prototype for later instantiation -jQuery.fn.init.prototype = jQuery.fn; - jQuery.extend = jQuery.fn.extend = function() { - var src, copyIsArray, copy, name, options, clone, - target = arguments[0] || {}, + var options, name, src, copy, copyIsArray, clone, + target = arguments[ 0 ] || {}, i = 1, length = arguments.length, deep = false; @@ -321,44 +247,52 @@ jQuery.extend = jQuery.fn.extend = function() { // Handle a deep copy situation if ( typeof target === "boolean" ) { deep = target; - target = arguments[1] || {}; - // skip the boolean and the target - i = 2; + + // Skip the boolean and the target + target = arguments[ i ] || {}; + i++; } // Handle case when target is a string or something (possible in deep copy) - if ( typeof target !== "object" && !jQuery.isFunction(target) ) { + if ( typeof target !== "object" && !isFunction( target ) ) { target = {}; } - // extend jQuery itself if only one argument is passed - if ( length === i ) { + // Extend jQuery itself if only one argument is passed + if ( i === length ) { target = this; - --i; + i--; } for ( ; i < length; i++ ) { + // Only deal with non-null/undefined values - if ( (options = arguments[ i ]) != null ) { + if ( ( options = arguments[ i ] ) != null ) { + // Extend the base object for ( name in options ) { - src = target[ name ]; copy = options[ name ]; + // Prevent Object.prototype pollution // Prevent never-ending loop - if ( target === copy ) { + if ( name === "__proto__" || target === copy ) { continue; } // Recurse if we're merging plain objects or arrays - if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { - if ( copyIsArray ) { - copyIsArray = false; - clone = src && jQuery.isArray(src) ? src : []; - + if ( deep && copy && ( jQuery.isPlainObject( copy ) || + ( copyIsArray = Array.isArray( copy ) ) ) ) { + src = target[ name ]; + + // Ensure proper type for the source value + if ( copyIsArray && !Array.isArray( src ) ) { + clone = []; + } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) { + clone = {}; } else { - clone = src && jQuery.isPlainObject(src) ? src : {}; + clone = src; } + copyIsArray = false; // Never move original objects, clone them target[ name ] = jQuery.extend( deep, clone, copy ); @@ -375,298 +309,69 @@ jQuery.extend = jQuery.fn.extend = function() { return target; }; -jQuery.extend({ - // Unique for each copy of jQuery on the page - // Non-digits removed to match rinlinejQuery - expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ), - - noConflict: function( deep ) { - if ( window.$ === jQuery ) { - window.$ = _$; - } - - if ( deep && window.jQuery === jQuery ) { - window.jQuery = _jQuery; - } - - return jQuery; - }, - - // Is the DOM ready to be used? Set to true once it occurs. - isReady: false, - - // A counter to track how many items to wait for before - // the ready event fires. See #6781 - readyWait: 1, - - // Hold (or release) the ready event - holdReady: function( hold ) { - if ( hold ) { - jQuery.readyWait++; - } else { - jQuery.ready( true ); - } - }, - - // Handle when the DOM is ready - ready: function( wait ) { - - // Abort if there are pending holds or we're already ready - if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { - return; - } - - // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). - if ( !document.body ) { - return setTimeout( jQuery.ready ); - } - - // Remember that the DOM is ready - jQuery.isReady = true; - - // If a normal DOM Ready event fired, decrement, and wait if need be - if ( wait !== true && --jQuery.readyWait > 0 ) { - return; - } - - // If there are functions bound, to execute - readyList.resolveWith( document, [ jQuery ] ); - - // Trigger any bound ready events - if ( jQuery.fn.trigger ) { - jQuery( document ).trigger("ready").off("ready"); - } - }, - - // See test/unit/core.js for details concerning isFunction. - // Since version 1.3, DOM methods and functions like alert - // aren't supported. They return false on IE (#2968). - isFunction: function( obj ) { - return jQuery.type(obj) === "function"; - }, +jQuery.extend( { - isArray: Array.isArray || function( obj ) { - return jQuery.type(obj) === "array"; - }, + // Unique for each copy of jQuery on the page + expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), - isWindow: function( obj ) { - /* jshint eqeqeq: false */ - return obj != null && obj == obj.window; - }, + // Assume jQuery is ready without the ready module + isReady: true, - isNumeric: function( obj ) { - return !isNaN( parseFloat(obj) ) && isFinite( obj ); + error: function( msg ) { + throw new Error( msg ); }, - type: function( obj ) { - if ( obj == null ) { - return String( obj ); - } - return typeof obj === "object" || typeof obj === "function" ? - class2type[ core_toString.call(obj) ] || "object" : - typeof obj; - }, + noop: function() {}, isPlainObject: function( obj ) { - var key; + var proto, Ctor; - // Must be an Object. - // Because of IE, we also have to check the presence of the constructor property. - // Make sure that DOM nodes and window objects don't pass through, as well - if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + // Detect obvious negatives + // Use toString instead of jQuery.type to catch host objects + if ( !obj || toString.call( obj ) !== "[object Object]" ) { return false; } - try { - // Not own constructor property must be Object - if ( obj.constructor && - !core_hasOwn.call(obj, "constructor") && - !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) { - return false; - } - } catch ( e ) { - // IE8,9 Will throw exceptions on certain host objects #9897 - return false; - } + proto = getProto( obj ); - // Support: IE<9 - // Handle iteration over inherited properties before own properties. - if ( jQuery.support.ownLast ) { - for ( key in obj ) { - return core_hasOwn.call( obj, key ); - } + // Objects with no prototype (e.g., `Object.create( null )`) are plain + if ( !proto ) { + return true; } - // Own properties are enumerated firstly, so to speed up, - // if last one is own, then all properties are own. - for ( key in obj ) {} - - return key === undefined || core_hasOwn.call( obj, key ); + // Objects with prototype are plain iff they were constructed by a global Object function + Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor; + return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString; }, isEmptyObject: function( obj ) { var name; + for ( name in obj ) { return false; } return true; }, - error: function( msg ) { - throw new Error( msg ); - }, - - // data: string of html - // context (optional): If specified, the fragment will be created in this context, defaults to document - // keepScripts (optional): If true, will include scripts passed in the html string - parseHTML: function( data, context, keepScripts ) { - if ( !data || typeof data !== "string" ) { - return null; - } - if ( typeof context === "boolean" ) { - keepScripts = context; - context = false; - } - context = context || document; - - var parsed = rsingleTag.exec( data ), - scripts = !keepScripts && []; - - // Single tag - if ( parsed ) { - return [ context.createElement( parsed[1] ) ]; - } - - parsed = jQuery.buildFragment( [ data ], context, scripts ); - if ( scripts ) { - jQuery( scripts ).remove(); - } - return jQuery.merge( [], parsed.childNodes ); - }, - - parseJSON: function( data ) { - // Attempt to parse using the native JSON parser first - if ( window.JSON && window.JSON.parse ) { - return window.JSON.parse( data ); - } - - if ( data === null ) { - return data; - } - - if ( typeof data === "string" ) { - - // Make sure leading/trailing whitespace is removed (IE can't handle it) - data = jQuery.trim( data ); - - if ( data ) { - // Make sure the incoming data is actual JSON - // Logic borrowed from http://json.org/json2.js - if ( rvalidchars.test( data.replace( rvalidescape, "@" ) - .replace( rvalidtokens, "]" ) - .replace( rvalidbraces, "")) ) { - - return ( new Function( "return " + data ) )(); - } - } - } - - jQuery.error( "Invalid JSON: " + data ); - }, - - // Cross-browser xml parsing - parseXML: function( data ) { - var xml, tmp; - if ( !data || typeof data !== "string" ) { - return null; - } - try { - if ( window.DOMParser ) { // Standard - tmp = new DOMParser(); - xml = tmp.parseFromString( data , "text/xml" ); - } else { // IE - xml = new ActiveXObject( "Microsoft.XMLDOM" ); - xml.async = "false"; - xml.loadXML( data ); - } - } catch( e ) { - xml = undefined; - } - if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) { - jQuery.error( "Invalid XML: " + data ); - } - return xml; - }, - - noop: function() {}, - // Evaluates a script in a global context - // Workarounds based on findings by Jim Driscoll - // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context - globalEval: function( data ) { - if ( data && jQuery.trim( data ) ) { - // We use execScript on Internet Explorer - // We use an anonymous function so that context is window - // rather than jQuery in Firefox - ( window.execScript || function( data ) { - window[ "eval" ].call( window, data ); - } )( data ); - } + globalEval: function( code, options ) { + DOMEval( code, { nonce: options && options.nonce } ); }, - // Convert dashed to camelCase; used by the css and data modules - // Microsoft forgot to hump their vendor prefix (#9572) - camelCase: function( string ) { - return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); - }, - - nodeName: function( elem, name ) { - return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); - }, - - // args is for internal usage only - each: function( obj, callback, args ) { - var value, - i = 0, - length = obj.length, - isArray = isArraylike( obj ); - - if ( args ) { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.apply( obj[ i ], args ); - - if ( value === false ) { - break; - } - } - } else { - for ( i in obj ) { - value = callback.apply( obj[ i ], args ); + each: function( obj, callback ) { + var length, i = 0; - if ( value === false ) { - break; - } + if ( isArrayLike( obj ) ) { + length = obj.length; + for ( ; i < length; i++ ) { + if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { + break; } } - - // A special, fast, case for the most common use of each } else { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.call( obj[ i ], i, obj[ i ] ); - - if ( value === false ) { - break; - } - } - } else { - for ( i in obj ) { - value = callback.call( obj[ i ], i, obj[ i ] ); - - if ( value === false ) { - break; - } + for ( i in obj ) { + if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { + break; } } } @@ -674,33 +379,25 @@ jQuery.extend({ return obj; }, - // Use native String.trim function wherever possible - trim: core_trim && !core_trim.call("\uFEFF\xA0") ? - function( text ) { - return text == null ? - "" : - core_trim.call( text ); - } : - - // Otherwise use our own trimming functionality - function( text ) { - return text == null ? - "" : - ( text + "" ).replace( rtrim, "" ); - }, + // Support: Android <=4.0 only + trim: function( text ) { + return text == null ? + "" : + ( text + "" ).replace( rtrim, "" ); + }, // results is for internal usage only makeArray: function( arr, results ) { var ret = results || []; if ( arr != null ) { - if ( isArraylike( Object(arr) ) ) { + if ( isArrayLike( Object( arr ) ) ) { jQuery.merge( ret, typeof arr === "string" ? [ arr ] : arr ); } else { - core_push.call( ret, arr ); + push.call( ret, arr ); } } @@ -708,81 +405,58 @@ jQuery.extend({ }, inArray: function( elem, arr, i ) { - var len; - - if ( arr ) { - if ( core_indexOf ) { - return core_indexOf.call( arr, elem, i ); - } + return arr == null ? -1 : indexOf.call( arr, elem, i ); + }, - len = arr.length; - i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; + // Support: Android <=4.0 only, PhantomJS 1 only + // push.apply(_, arraylike) throws on ancient WebKit + merge: function( first, second ) { + var len = +second.length, + j = 0, + i = first.length; - for ( ; i < len; i++ ) { - // Skip accessing in sparse arrays - if ( i in arr && arr[ i ] === elem ) { - return i; - } - } + for ( ; j < len; j++ ) { + first[ i++ ] = second[ j ]; } - return -1; + first.length = i; + + return first; }, - merge: function( first, second ) { - var l = second.length, - i = first.length, - j = 0; - - if ( typeof l === "number" ) { - for ( ; j < l; j++ ) { - first[ i++ ] = second[ j ]; - } - } else { - while ( second[j] !== undefined ) { - first[ i++ ] = second[ j++ ]; - } - } - - first.length = i; - - return first; - }, - - grep: function( elems, callback, inv ) { - var retVal, - ret = [], + grep: function( elems, callback, invert ) { + var callbackInverse, + matches = [], i = 0, - length = elems.length; - inv = !!inv; + length = elems.length, + callbackExpect = !invert; // Go through the array, only saving the items // that pass the validator function for ( ; i < length; i++ ) { - retVal = !!callback( elems[ i ], i ); - if ( inv !== retVal ) { - ret.push( elems[ i ] ); + callbackInverse = !callback( elems[ i ], i ); + if ( callbackInverse !== callbackExpect ) { + matches.push( elems[ i ] ); } } - return ret; + return matches; }, // arg is for internal usage only map: function( elems, callback, arg ) { - var value, + var length, value, i = 0, - length = elems.length, - isArray = isArraylike( elems ), ret = []; - // Go through the array, translating each of the items to their - if ( isArray ) { + // Go through the array, translating each of the items to their new values + if ( isArrayLike( elems ) ) { + length = elems.length; for ( ; i < length; i++ ) { value = callback( elems[ i ], i, arg ); if ( value != null ) { - ret[ ret.length ] = value; + ret.push( value ); } } @@ -792,234 +466,73 @@ jQuery.extend({ value = callback( elems[ i ], i, arg ); if ( value != null ) { - ret[ ret.length ] = value; + ret.push( value ); } } } // Flatten any nested arrays - return core_concat.apply( [], ret ); + return concat.apply( [], ret ); }, // A global GUID counter for objects guid: 1, - // Bind a function to a context, optionally partially applying any - // arguments. - proxy: function( fn, context ) { - var args, proxy, tmp; - - if ( typeof context === "string" ) { - tmp = fn[ context ]; - context = fn; - fn = tmp; - } - - // Quick check to determine if target is callable, in the spec - // this throws a TypeError, but we will just return undefined. - if ( !jQuery.isFunction( fn ) ) { - return undefined; - } - - // Simulated bind - args = core_slice.call( arguments, 2 ); - proxy = function() { - return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) ); - }; - - // Set the guid of unique handler to the same of original handler, so it can be removed - proxy.guid = fn.guid = fn.guid || jQuery.guid++; - - return proxy; - }, - - // Multifunctional method to get and set values of a collection - // The value/s can optionally be executed if it's a function - access: function( elems, fn, key, value, chainable, emptyGet, raw ) { - var i = 0, - length = elems.length, - bulk = key == null; - - // Sets many values - if ( jQuery.type( key ) === "object" ) { - chainable = true; - for ( i in key ) { - jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); - } - - // Sets one value - } else if ( value !== undefined ) { - chainable = true; - - if ( !jQuery.isFunction( value ) ) { - raw = true; - } - - if ( bulk ) { - // Bulk operations run against the entire set - if ( raw ) { - fn.call( elems, value ); - fn = null; - - // ...except when executing function values - } else { - bulk = fn; - fn = function( elem, key, value ) { - return bulk.call( jQuery( elem ), value ); - }; - } - } - - if ( fn ) { - for ( ; i < length; i++ ) { - fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); - } - } - } - - return chainable ? - elems : - - // Gets - bulk ? - fn.call( elems ) : - length ? fn( elems[0], key ) : emptyGet; - }, - - now: function() { - return ( new Date() ).getTime(); - }, - - // A method for quickly swapping in/out CSS properties to get correct calculations. - // Note: this method belongs to the css module but it's needed here for the support module. - // If support gets modularized, this method should be moved back to the css module. - swap: function( elem, options, callback, args ) { - var ret, name, - old = {}; - - // Remember the old values, and insert the new ones - for ( name in options ) { - old[ name ] = elem.style[ name ]; - elem.style[ name ] = options[ name ]; - } - - ret = callback.apply( elem, args || [] ); - - // Revert the old values - for ( name in options ) { - elem.style[ name ] = old[ name ]; - } - - return ret; - } -}); - -jQuery.ready.promise = function( obj ) { - if ( !readyList ) { - - readyList = jQuery.Deferred(); - - // Catch cases where $(document).ready() is called after the browser event has already occurred. - // we once tried to use readyState "interactive" here, but it caused issues like the one - // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 - if ( document.readyState === "complete" ) { - // Handle it asynchronously to allow scripts the opportunity to delay ready - setTimeout( jQuery.ready ); + // jQuery.support is not used in Core but other projects attach their + // properties to it so it needs to exist. + support: support +} ); - // Standards-based browsers support DOMContentLoaded - } else if ( document.addEventListener ) { - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", completed, false ); - - // A fallback to window.onload, that will always work - window.addEventListener( "load", completed, false ); - - // If IE event model is used - } else { - // Ensure firing before onload, maybe late but safe also for iframes - document.attachEvent( "onreadystatechange", completed ); - - // A fallback to window.onload, that will always work - window.attachEvent( "onload", completed ); - - // If IE and not a frame - // continually check to see if the document is ready - var top = false; - - try { - top = window.frameElement == null && document.documentElement; - } catch(e) {} - - if ( top && top.doScroll ) { - (function doScrollCheck() { - if ( !jQuery.isReady ) { - - try { - // Use the trick by Diego Perini - // http://javascript.nwbox.com/IEContentLoaded/ - top.doScroll("left"); - } catch(e) { - return setTimeout( doScrollCheck, 50 ); - } - - // detach all dom ready events - detach(); - - // and execute any waiting functions - jQuery.ready(); - } - })(); - } - } - } - return readyList.promise( obj ); -}; +if ( typeof Symbol === "function" ) { + jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; +} // Populate the class2type map -jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { +jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), +function( i, name ) { class2type[ "[object " + name + "]" ] = name.toLowerCase(); -}); +} ); -function isArraylike( obj ) { - var length = obj.length, - type = jQuery.type( obj ); +function isArrayLike( obj ) { - if ( jQuery.isWindow( obj ) ) { - return false; - } + // Support: real iOS 8.2 only (not reproducible in simulator) + // `in` check used to prevent JIT error (gh-2145) + // hasOwn isn't used here due to false negatives + // regarding Nodelist length in IE + var length = !!obj && "length" in obj && obj.length, + type = toType( obj ); - if ( obj.nodeType === 1 && length ) { - return true; + if ( isFunction( obj ) || isWindow( obj ) ) { + return false; } - return type === "array" || type !== "function" && - ( length === 0 || - typeof length === "number" && length > 0 && ( length - 1 ) in obj ); + return type === "array" || length === 0 || + typeof length === "number" && length > 0 && ( length - 1 ) in obj; } - -// All jQuery objects should point back to these -rootjQuery = jQuery(document); +var Sizzle = /*! - * Sizzle CSS Selector Engine v1.10.2 - * http://sizzlejs.com/ + * Sizzle CSS Selector Engine v2.3.4 + * https://sizzlejs.com/ * - * Copyright 2013 jQuery Foundation, Inc. and other contributors + * Copyright JS Foundation and other contributors * Released under the MIT license - * http://jquery.org/license + * https://js.foundation/ * - * Date: 2013-07-03 + * Date: 2019-04-08 */ -(function( window, undefined ) { +(function( window ) { var i, support, - cachedruns, Expr, getText, isXML, + tokenize, compile, + select, outermostContext, sortInput, + hasDuplicate, // Local document vars setDocument, @@ -1032,26 +545,21 @@ var i, contains, // Instance-specific data - expando = "sizzle" + -(new Date()), + expando = "sizzle" + 1 * new Date(), preferredDoc = window.document, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), - hasDuplicate = false, + nonnativeSelectorCache = createCache(), sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; - return 0; } return 0; }, - // General-purpose constants - strundefined = typeof undefined, - MAX_NEGATIVE = 1 << 31, - // Instance methods hasOwn = ({}).hasOwnProperty, arr = [], @@ -1059,12 +567,13 @@ var i, push_native = arr.push, push = arr.push, slice = arr.slice, - // Use a stripped-down indexOf if we can't use a native one - indexOf = arr.indexOf || function( elem ) { + // Use a stripped-down indexOf as it's faster than native + // https://jsperf.com/thor-indexof-vs-for/5 + indexOf = function( list, elem ) { var i = 0, - len = this.length; + len = list.length; for ( ; i < len; i++ ) { - if ( this[i] === elem ) { + if ( list[i] === elem ) { return i; } } @@ -1075,44 +584,45 @@ var i, // Regular expressions - // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace + // http://www.w3.org/TR/css3-selectors/#whitespace whitespace = "[\\x20\\t\\r\\n\\f]", - // http://www.w3.org/TR/css3-syntax/#characters - characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", - - // Loosely modeled on CSS identifier characters - // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors - // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = characterEncoding.replace( "w", "w#" ), - - // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors - attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + - "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", - - // Prefer arguments quoted, - // then not containing pseudos/brackets, - // then attribute selectors/non-parenthetical expressions, - // then anything else - // These preferences are here to reduce the number of selectors - // needing tokenize in the PSEUDO preFilter - pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", + + // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier + identifier = "(?:\\\\.|[\\w-]|[^\0-\\xa0])+", + + // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors + attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + + // Operator (capture 2) + "*([*^$|!~]?=)" + whitespace + + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + + "*\\]", + + pseudos = ":(" + identifier + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: + // 1. quoted (capture 3; capture 4 or capture 5) + "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) + "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) + ".*" + + ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rwhitespace = new RegExp( whitespace + "+", "g" ), rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), - - rsibling = new RegExp( whitespace + "*[+~]" ), - rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ), + rdescend = new RegExp( whitespace + "|>" ), rpseudo = new RegExp( pseudos ), ridentifier = new RegExp( "^" + identifier + "$" ), matchExpr = { - "ID": new RegExp( "^#(" + characterEncoding + ")" ), - "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), - "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ID": new RegExp( "^#(" + identifier + ")" ), + "CLASS": new RegExp( "^\\.(" + identifier + ")" ), + "TAG": new RegExp( "^(" + identifier + "|[*])" ), "ATTR": new RegExp( "^" + attributes ), "PSEUDO": new RegExp( "^" + pseudos ), "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + @@ -1125,31 +635,67 @@ var i, whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) }, + rhtml = /HTML$/i, + rinputs = /^(?:input|select|textarea|button)$/i, + rheader = /^h\d$/i, + rnative = /^[^{]+\{\s*\[native \w/, // Easily-parseable/retrievable ID or TAG or CLASS selectors rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, - rinputs = /^(?:input|select|textarea|button)$/i, - rheader = /^h\d$/i, + rsibling = /[+~]/, - rescape = /'|\\/g, - - // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + // CSS escapes + // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), funescape = function( _, escaped, escapedWhitespace ) { var high = "0x" + escaped - 0x10000; // NaN means non-codepoint - // Support: Firefox + // Support: Firefox<24 // Workaround erroneous numeric interpretation of +"0x" return high !== high || escapedWhitespace ? escaped : - // BMP codepoint high < 0 ? + // BMP codepoint String.fromCharCode( high + 0x10000 ) : // Supplemental Plane codepoint (surrogate pair) String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); - }; + }, + + // CSS string/identifier serialization + // https://drafts.csswg.org/cssom/#common-serializing-idioms + rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, + fcssescape = function( ch, asCodePoint ) { + if ( asCodePoint ) { + + // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER + if ( ch === "\0" ) { + return "\uFFFD"; + } + + // Control characters and (dependent upon position) numbers get escaped as code points + return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " "; + } + + // Other potentially-special ASCII characters get backslash-escaped + return "\\" + ch; + }, + + // Used for iframes + // See setDocument() + // Removing the function wrapper causes a "Permission Denied" + // error in IE + unloadHandler = function() { + setDocument(); + }, + + inDisabledFieldset = addCombinator( + function( elem ) { + return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset"; + }, + { dir: "parentNode", next: "legend" } + ); // Optimize for push.apply( _, NodeList ) try { @@ -1181,104 +727,131 @@ try { } function Sizzle( selector, context, results, seed ) { - var match, elem, m, nodeType, - // QSA vars - i, groups, old, nid, newContext, newSelector; + var m, i, elem, nid, match, groups, newSelector, + newContext = context && context.ownerDocument, - if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { - setDocument( context ); - } + // nodeType defaults to 9, since context defaults to document + nodeType = context ? context.nodeType : 9; - context = context || document; results = results || []; - if ( !selector || typeof selector !== "string" ) { + // Return early from calls with invalid selector or context + if ( typeof selector !== "string" || !selector || + nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { + return results; } - if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { - return []; - } + // Try to shortcut find operations (as opposed to filters) in HTML documents + if ( !seed ) { - if ( documentIsHTML && !seed ) { - - // Shortcuts - if ( (match = rquickExpr.exec( selector )) ) { - // Speed-up: Sizzle("#ID") - if ( (m = match[1]) ) { - if ( nodeType === 9 ) { - elem = context.getElementById( m ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - if ( elem && elem.parentNode ) { - // Handle the case where IE, Opera, and Webkit return items - // by name instead of ID - if ( elem.id === m ) { - results.push( elem ); + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); + } + context = context || document; + + if ( documentIsHTML ) { + + // If the selector is sufficiently simple, try using a "get*By*" DOM method + // (excepting DocumentFragment context, where the methods don't exist) + if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { + + // ID selector + if ( (m = match[1]) ) { + + // Document context + if ( nodeType === 9 ) { + if ( (elem = context.getElementById( m )) ) { + + // Support: IE, Opera, Webkit + // TODO: identify versions + // getElementById can match elements by name instead of ID + if ( elem.id === m ) { + results.push( elem ); + return results; + } + } else { return results; } + + // Element context } else { - return results; - } - } else { - // Context is not a document - if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && - contains( context, elem ) && elem.id === m ) { - results.push( elem ); - return results; + + // Support: IE, Opera, Webkit + // TODO: identify versions + // getElementById can match elements by name instead of ID + if ( newContext && (elem = newContext.getElementById( m )) && + contains( context, elem ) && + elem.id === m ) { + + results.push( elem ); + return results; + } } - } - // Speed-up: Sizzle("TAG") - } else if ( match[2] ) { - push.apply( results, context.getElementsByTagName( selector ) ); - return results; + // Type selector + } else if ( match[2] ) { + push.apply( results, context.getElementsByTagName( selector ) ); + return results; - // Speed-up: Sizzle(".CLASS") - } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { - push.apply( results, context.getElementsByClassName( m ) ); - return results; + // Class selector + } else if ( (m = match[3]) && support.getElementsByClassName && + context.getElementsByClassName ) { + + push.apply( results, context.getElementsByClassName( m ) ); + return results; + } } - } - // QSA path - if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { - nid = old = expando; - newContext = context; - newSelector = nodeType === 9 && selector; + // Take advantage of querySelectorAll + if ( support.qsa && + !nonnativeSelectorCache[ selector + " " ] && + (!rbuggyQSA || !rbuggyQSA.test( selector )) && - // qSA works strangely on Element-rooted queries - // We can work around this by specifying an extra ID on the root - // and working up from there (Thanks to Andrew Dupont for the technique) - // IE 8 doesn't work on object elements - if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { - groups = tokenize( selector ); + // Support: IE 8 only + // Exclude object elements + (nodeType !== 1 || context.nodeName.toLowerCase() !== "object") ) { - if ( (old = context.getAttribute("id")) ) { - nid = old.replace( rescape, "\\$&" ); - } else { - context.setAttribute( "id", nid ); - } - nid = "[id='" + nid + "'] "; + newSelector = selector; + newContext = context; - i = groups.length; - while ( i-- ) { - groups[i] = nid + toSelector( groups[i] ); + // qSA considers elements outside a scoping root when evaluating child or + // descendant combinators, which is not what we want. + // In such cases, we work around the behavior by prefixing every selector in the + // list with an ID selector referencing the scope context. + // Thanks to Andrew Dupont for this technique. + if ( nodeType === 1 && rdescend.test( selector ) ) { + + // Capture the context ID, setting it first if necessary + if ( (nid = context.getAttribute( "id" )) ) { + nid = nid.replace( rcssescape, fcssescape ); + } else { + context.setAttribute( "id", (nid = expando) ); + } + + // Prefix every selector in the list + groups = tokenize( selector ); + i = groups.length; + while ( i-- ) { + groups[i] = "#" + nid + " " + toSelector( groups[i] ); + } + newSelector = groups.join( "," ); + + // Expand context for sibling selectors + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || + context; } - newContext = rsibling.test( selector ) && context.parentNode || context; - newSelector = groups.join(","); - } - if ( newSelector ) { try { push.apply( results, newContext.querySelectorAll( newSelector ) ); return results; - } catch(qsaError) { + } catch ( qsaError ) { + nonnativeSelectorCache( selector, true ); } finally { - if ( !old ) { - context.removeAttribute("id"); + if ( nid === expando ) { + context.removeAttribute( "id" ); } } } @@ -1291,7 +864,7 @@ function Sizzle( selector, context, results, seed ) { /** * Create key-value caches of limited size - * @returns {Function(string, Object)} Returns the Object data after storing it on itself with + * @returns {function(string, object)} Returns the Object data after storing it on itself with * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) * deleting the oldest entry */ @@ -1300,11 +873,11 @@ function createCache() { function cache( key, value ) { // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) - if ( keys.push( key += " " ) > Expr.cacheLength ) { + if ( keys.push( key + " " ) > Expr.cacheLength ) { // Only keep the most recent entries delete cache[ keys.shift() ]; } - return (cache[ key ] = value); + return (cache[ key + " " ] = value); } return cache; } @@ -1320,22 +893,22 @@ function markFunction( fn ) { /** * Support testing using an element - * @param {Function} fn Passed the created div and expects a boolean result + * @param {Function} fn Passed the created element and returns a boolean result */ function assert( fn ) { - var div = document.createElement("div"); + var el = document.createElement("fieldset"); try { - return !!fn( div ); + return !!fn( el ); } catch (e) { return false; } finally { // Remove from its parent by default - if ( div.parentNode ) { - div.parentNode.removeChild( div ); + if ( el.parentNode ) { + el.parentNode.removeChild( el ); } // release memory in IE - div = null; + el = null; } } @@ -1346,7 +919,7 @@ function assert( fn ) { */ function addHandle( attrs, handler ) { var arr = attrs.split("|"), - i = attrs.length; + i = arr.length; while ( i-- ) { Expr.attrHandle[ arr[i] ] = handler; @@ -1362,8 +935,7 @@ function addHandle( attrs, handler ) { function siblingCheck( a, b ) { var cur = b && a, diff = cur && a.nodeType === 1 && b.nodeType === 1 && - ( ~b.sourceIndex || MAX_NEGATIVE ) - - ( ~a.sourceIndex || MAX_NEGATIVE ); + a.sourceIndex - b.sourceIndex; // Use IE sourceIndex if available on both nodes if ( diff ) { @@ -1405,6 +977,62 @@ function createButtonPseudo( type ) { } /** + * Returns a function to use in pseudos for :enabled/:disabled + * @param {Boolean} disabled true for :disabled; false for :enabled + */ +function createDisabledPseudo( disabled ) { + + // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable + return function( elem ) { + + // Only certain elements can match :enabled or :disabled + // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled + // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled + if ( "form" in elem ) { + + // Check for inherited disabledness on relevant non-disabled elements: + // * listed form-associated elements in a disabled fieldset + // https://html.spec.whatwg.org/multipage/forms.html#category-listed + // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled + // * option elements in a disabled optgroup + // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled + // All such elements have a "form" property. + if ( elem.parentNode && elem.disabled === false ) { + + // Option elements defer to a parent optgroup if present + if ( "label" in elem ) { + if ( "label" in elem.parentNode ) { + return elem.parentNode.disabled === disabled; + } else { + return elem.disabled === disabled; + } + } + + // Support: IE 6 - 11 + // Use the isDisabled shortcut property to check for disabled fieldset ancestors + return elem.isDisabled === disabled || + + // Where there is no isDisabled, check manually + /* jshint -W018 */ + elem.isDisabled !== !disabled && + inDisabledFieldset( elem ) === disabled; + } + + return elem.disabled === disabled; + + // Try to winnow out elements that can't be disabled before trusting the disabled property. + // Some victims get caught in our net (label, legend, menu, track), but it shouldn't + // even exist on them, let alone have a boolean value. + } else if ( "label" in elem ) { + return elem.disabled === disabled; + } + + // Remaining elements are neither :enabled nor :disabled + return false; + }; +} + +/** * Returns a function to use in pseudos for positionals * @param {Function} fn */ @@ -1427,131 +1055,170 @@ function createPositionalPseudo( fn ) { } /** - * Detect xml - * @param {Element|Object} elem An element or a document + * Checks a node for validity as a Sizzle context + * @param {Element|Object=} context + * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ -isXML = Sizzle.isXML = function( elem ) { - // documentElement is verified for cases where it doesn't yet exist - // (such as loading iframes in IE - #4833) - var documentElement = elem && (elem.ownerDocument || elem).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; -}; +function testContext( context ) { + return context && typeof context.getElementsByTagName !== "undefined" && context; +} // Expose support vars for convenience support = Sizzle.support = {}; /** + * Detects XML nodes + * @param {Element|Object} elem An element or a document + * @returns {Boolean} True iff elem is a non-HTML XML node + */ +isXML = Sizzle.isXML = function( elem ) { + var namespace = elem.namespaceURI, + docElem = (elem.ownerDocument || elem).documentElement; + + // Support: IE <=8 + // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes + // https://bugs.jquery.com/ticket/4833 + return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" ); +}; + +/** * Sets document-related variables once based on the current document * @param {Element|Object} [doc] An element or document object to use to set the document * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function( node ) { - var doc = node ? node.ownerDocument || node : preferredDoc, - parent = doc.defaultView; + var hasCompare, subWindow, + doc = node ? node.ownerDocument || node : preferredDoc; - // If no document and documentElement is available, return + // Return early if doc is invalid or already selected if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { return document; } - // Set our document + // Update global variables document = doc; - docElem = doc.documentElement; - - // Support tests - documentIsHTML = !isXML( doc ); - - // Support: IE>8 - // If iframe document is assigned to "document" variable and if iframe has been reloaded, - // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 - // IE6-8 do not support the defaultView property so parent will be undefined - if ( parent && parent.attachEvent && parent !== parent.top ) { - parent.attachEvent( "onbeforeunload", function() { - setDocument(); - }); + docElem = document.documentElement; + documentIsHTML = !isXML( document ); + + // Support: IE 9-11, Edge + // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) + if ( preferredDoc !== document && + (subWindow = document.defaultView) && subWindow.top !== subWindow ) { + + // Support: IE 11, Edge + if ( subWindow.addEventListener ) { + subWindow.addEventListener( "unload", unloadHandler, false ); + + // Support: IE 9 - 10 only + } else if ( subWindow.attachEvent ) { + subWindow.attachEvent( "onunload", unloadHandler ); + } } /* Attributes ---------------------------------------------------------------------- */ // Support: IE<8 - // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans) - support.attributes = assert(function( div ) { - div.className = "i"; - return !div.getAttribute("className"); + // Verify that getAttribute really returns attributes and not properties + // (excepting IE8 booleans) + support.attributes = assert(function( el ) { + el.className = "i"; + return !el.getAttribute("className"); }); /* getElement(s)By* ---------------------------------------------------------------------- */ // Check if getElementsByTagName("*") returns only elements - support.getElementsByTagName = assert(function( div ) { - div.appendChild( doc.createComment("") ); - return !div.getElementsByTagName("*").length; + support.getElementsByTagName = assert(function( el ) { + el.appendChild( document.createComment("") ); + return !el.getElementsByTagName("*").length; }); - // Check if getElementsByClassName can be trusted - support.getElementsByClassName = assert(function( div ) { - div.innerHTML = "
"; - - // Support: Safari<4 - // Catch class over-caching - div.firstChild.className = "i"; - // Support: Opera<10 - // Catch gEBCN failure to find non-leading classes - return div.getElementsByClassName("i").length === 2; - }); + // Support: IE<9 + support.getElementsByClassName = rnative.test( document.getElementsByClassName ); // Support: IE<10 // Check if getElementById returns elements by name - // The broken getElementById methods don't pick up programatically-set names, + // The broken getElementById methods don't pick up programmatically-set names, // so use a roundabout getElementsByName test - support.getById = assert(function( div ) { - docElem.appendChild( div ).id = expando; - return !doc.getElementsByName || !doc.getElementsByName( expando ).length; + support.getById = assert(function( el ) { + docElem.appendChild( el ).id = expando; + return !document.getElementsByName || !document.getElementsByName( expando ).length; }); - // ID find and filter + // ID filter and find if ( support.getById ) { - Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== strundefined && documentIsHTML ) { - var m = context.getElementById( id ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - return m && m.parentNode ? [m] : []; - } - }; Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { return elem.getAttribute("id") === attrId; }; }; + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var elem = context.getElementById( id ); + return elem ? [ elem ] : []; + } + }; } else { - // Support: IE6/7 - // getElementById is not reliable as a find shortcut - delete Expr.find["ID"]; - Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { - var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); + var node = typeof elem.getAttributeNode !== "undefined" && + elem.getAttributeNode("id"); return node && node.value === attrId; }; }; + + // Support: IE 6 - 7 only + // getElementById is not reliable as a find shortcut + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var node, i, elems, + elem = context.getElementById( id ); + + if ( elem ) { + + // Verify the id attribute + node = elem.getAttributeNode("id"); + if ( node && node.value === id ) { + return [ elem ]; + } + + // Fall back on getElementsByName + elems = context.getElementsByName( id ); + i = 0; + while ( (elem = elems[i++]) ) { + node = elem.getAttributeNode("id"); + if ( node && node.value === id ) { + return [ elem ]; + } + } + } + + return []; + } + }; } // Tag Expr.find["TAG"] = support.getElementsByTagName ? function( tag, context ) { - if ( typeof context.getElementsByTagName !== strundefined ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { return context.getElementsByTagName( tag ); + + // DocumentFragment nodes don't have gEBTN + } else if ( support.qsa ) { + return context.querySelectorAll( tag ); } } : + function( tag, context ) { var elem, tmp = [], i = 0, + // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too results = context.getElementsByTagName( tag ); // Filter out possible comments @@ -1569,7 +1236,7 @@ setDocument = Sizzle.setDocument = function( node ) { // Class Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { - if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) { + if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName( className ); } }; @@ -1586,74 +1253,105 @@ setDocument = Sizzle.setDocument = function( node ) { // We allow this because of a bug in IE8/9 that throws an error // whenever `document.activeElement` is accessed on an iframe // So, we allow :focus to pass through QSA all the time to avoid the IE error - // See http://bugs.jquery.com/ticket/13378 + // See https://bugs.jquery.com/ticket/13378 rbuggyQSA = []; - if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { + if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { // Build QSA regex // Regex strategy adopted from Diego Perini - assert(function( div ) { + assert(function( el ) { // Select is set to empty string on purpose // This is to test IE's treatment of not explicitly // setting a boolean content attribute, // since its presence should be enough - // http://bugs.jquery.com/ticket/12359 - div.innerHTML = ""; + // https://bugs.jquery.com/ticket/12359 + docElem.appendChild( el ).innerHTML = "" + + ""; + + // Support: IE8, Opera 11-12.16 + // Nothing should be selected when empty strings follow ^= or $= or *= + // The test attribute must be unknown in Opera but "safe" for WinRT + // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section + if ( el.querySelectorAll("[msallowcapture^='']").length ) { + rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); + } // Support: IE8 // Boolean attributes and "value" are not treated correctly - if ( !div.querySelectorAll("[selected]").length ) { + if ( !el.querySelectorAll("[selected]").length ) { rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); } + // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ + if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push("~="); + } + // Webkit/Opera - :checked should return selected option elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":checked").length ) { + if ( !el.querySelectorAll(":checked").length ) { rbuggyQSA.push(":checked"); } + + // Support: Safari 8+, iOS 8+ + // https://bugs.webkit.org/show_bug.cgi?id=136851 + // In-page `selector#id sibling-combinator selector` fails + if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push(".#.+[+~]"); + } }); - assert(function( div ) { + assert(function( el ) { + el.innerHTML = "" + + ""; - // Support: Opera 10-12/IE8 - // ^= $= *= and empty values - // Should not select anything // Support: Windows 8 Native Apps - // The type attribute is restricted during .innerHTML assignment - var input = doc.createElement("input"); + // The type and name attributes are restricted during .innerHTML assignment + var input = document.createElement("input"); input.setAttribute( "type", "hidden" ); - div.appendChild( input ).setAttribute( "t", "" ); + el.appendChild( input ).setAttribute( "name", "D" ); - if ( div.querySelectorAll("[t^='']").length ) { - rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); + // Support: IE8 + // Enforce case-sensitivity of name attribute + if ( el.querySelectorAll("[name=d]").length ) { + rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); } // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":enabled").length ) { + if ( el.querySelectorAll(":enabled").length !== 2 ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } + + // Support: IE9-11+ + // IE's :disabled selector does not pick up the children of disabled fieldsets + docElem.appendChild( el ).disabled = true; + if ( el.querySelectorAll(":disabled").length !== 2 ) { rbuggyQSA.push( ":enabled", ":disabled" ); } // Opera 10-11 does not throw on post-comma invalid pseudos - div.querySelectorAll("*,:x"); + el.querySelectorAll("*,:x"); rbuggyQSA.push(",.*:"); }); } - if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector || + if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || + docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || docElem.msMatchesSelector) )) ) { - assert(function( div ) { + assert(function( el ) { // Check to see if it's possible to do matchesSelector // on a disconnected node (IE 9) - support.disconnectedMatch = matches.call( div, "div" ); + support.disconnectedMatch = matches.call( el, "*" ); // This should fail with an exception // Gecko does not error, returns false instead - matches.call( div, "[s!='']:x" ); + matches.call( el, "[s!='']:x" ); rbuggyMatches.push( "!=", pseudos ); }); } @@ -1663,11 +1361,12 @@ setDocument = Sizzle.setDocument = function( node ) { /* Contains ---------------------------------------------------------------------- */ + hasCompare = rnative.test( docElem.compareDocumentPosition ); // Element contains another - // Purposefully does not implement inclusive descendent + // Purposefully self-exclusive // As in, an element does not contain itself - contains = rnative.test( docElem.contains ) || docElem.compareDocumentPosition ? + contains = hasCompare || rnative.test( docElem.contains ) ? function( a, b ) { var adown = a.nodeType === 9 ? a.documentElement : a, bup = b && b.parentNode; @@ -1692,7 +1391,7 @@ setDocument = Sizzle.setDocument = function( node ) { ---------------------------------------------------------------------- */ // Document order sorting - sortOrder = docElem.compareDocumentPosition ? + sortOrder = hasCompare ? function( a, b ) { // Flag for duplicate removal @@ -1701,34 +1400,46 @@ setDocument = Sizzle.setDocument = function( node ) { return 0; } - var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b ); - + // Sort on method existence if only one input has compareDocumentPosition + var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; if ( compare ) { - // Disconnected nodes - if ( compare & 1 || - (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + return compare; + } - // Choose the first element that is related to our preferred document - if ( a === doc || contains(preferredDoc, a) ) { - return -1; - } - if ( b === doc || contains(preferredDoc, b) ) { - return 1; - } + // Calculate position if both inputs belong to the same document + compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + a.compareDocumentPosition( b ) : - // Maintain original order - return sortInput ? - ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : - 0; + // Otherwise we know they are disconnected + 1; + + // Disconnected nodes + if ( compare & 1 || + (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + + // Choose the first element that is related to our preferred document + if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + return -1; + } + if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + return 1; } - return compare & 4 ? -1 : 1; + // Maintain original order + return sortInput ? + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + 0; } - // Not directly comparable, sort on existence of method - return a.compareDocumentPosition ? -1 : 1; + return compare & 4 ? -1 : 1; } : function( a, b ) { + // Exit early if the nodes are identical + if ( a === b ) { + hasDuplicate = true; + return 0; + } + var cur, i = 0, aup = a.parentNode, @@ -1736,19 +1447,14 @@ setDocument = Sizzle.setDocument = function( node ) { ap = [ a ], bp = [ b ]; - // Exit early if the nodes are identical - if ( a === b ) { - hasDuplicate = true; - return 0; - // Parentless nodes are either documents or disconnected - } else if ( !aup || !bup ) { - return a === doc ? -1 : - b === doc ? 1 : + if ( !aup || !bup ) { + return a === document ? -1 : + b === document ? 1 : aup ? -1 : bup ? 1 : sortInput ? - ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 0; // If the nodes are siblings, we can do a quick check @@ -1781,7 +1487,7 @@ setDocument = Sizzle.setDocument = function( node ) { 0; }; - return doc; + return document; }; Sizzle.matches = function( expr, elements ) { @@ -1794,10 +1500,8 @@ Sizzle.matchesSelector = function( elem, expr ) { setDocument( elem ); } - // Make sure that attribute selectors are quoted - expr = expr.replace( rattributeQuotes, "='$1']" ); - if ( support.matchesSelector && documentIsHTML && + !nonnativeSelectorCache[ expr + " " ] && ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { @@ -1811,10 +1515,12 @@ Sizzle.matchesSelector = function( elem, expr ) { elem.document && elem.document.nodeType !== 11 ) { return ret; } - } catch(e) {} + } catch (e) { + nonnativeSelectorCache( expr, true ); + } } - return Sizzle( expr, document, null, [elem] ).length > 0; + return Sizzle( expr, document, null, [ elem ] ).length > 0; }; Sizzle.contains = function( context, elem ) { @@ -1837,13 +1543,17 @@ Sizzle.attr = function( elem, name ) { fn( elem, name, !documentIsHTML ) : undefined; - return val === undefined ? + return val !== undefined ? + val : support.attributes || !documentIsHTML ? elem.getAttribute( name ) : (val = elem.getAttributeNode(name)) && val.specified ? val.value : - null : - val; + null; +}; + +Sizzle.escape = function( sel ) { + return (sel + "").replace( rcssescape, fcssescape ); }; Sizzle.error = function( msg ) { @@ -1876,6 +1586,10 @@ Sizzle.uniqueSort = function( results ) { } } + // Clear input after sorting to release objects + // See https://github.com/jquery/sizzle/pull/225 + sortInput = null; + return results; }; @@ -1891,13 +1605,13 @@ getText = Sizzle.getText = function( elem ) { if ( !nodeType ) { // If no nodeType, this is expected to be an array - for ( ; (node = elem[i]); i++ ) { + while ( (node = elem[i++]) ) { // Do not traverse comment nodes ret += getText( node ); } } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { // Use textContent for elements - // innerText usage removed for consistency of new lines (see #11153) + // innerText usage removed for consistency of new lines (jQuery #11153) if ( typeof elem.textContent === "string" ) { return elem.textContent; } else { @@ -1939,7 +1653,7 @@ Expr = Sizzle.selectors = { match[1] = match[1].replace( runescape, funescape ); // Move the given value to match[3] whether quoted or unquoted - match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); + match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); if ( match[2] === "~=" ) { match[3] = " " + match[3] + " "; @@ -1982,15 +1696,15 @@ Expr = Sizzle.selectors = { "PSEUDO": function( match ) { var excess, - unquoted = !match[5] && match[2]; + unquoted = !match[6] && match[2]; if ( matchExpr["CHILD"].test( match[0] ) ) { return null; } // Accept quoted arguments as-is - if ( match[3] && match[4] !== undefined ) { - match[2] = match[4]; + if ( match[3] ) { + match[2] = match[4] || match[5] || ""; // Strip excess characters from unquoted arguments } else if ( unquoted && rpseudo.test( unquoted ) && @@ -2026,7 +1740,7 @@ Expr = Sizzle.selectors = { return pattern || (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && classCache( className, function( elem ) { - return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" ); + return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); }); }, @@ -2048,7 +1762,7 @@ Expr = Sizzle.selectors = { operator === "^=" ? check && result.indexOf( check ) === 0 : operator === "*=" ? check && result.indexOf( check ) > -1 : operator === "$=" ? check && result.slice( -check.length ) === check : - operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : + operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : false; }; @@ -2067,11 +1781,12 @@ Expr = Sizzle.selectors = { } : function( elem, context, xml ) { - var cache, outerCache, node, diff, nodeIndex, start, + var cache, uniqueCache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), - useCache = !xml && !ofType; + useCache = !xml && !ofType, + diff = false; if ( parent ) { @@ -2080,7 +1795,10 @@ Expr = Sizzle.selectors = { while ( dir ) { node = elem; while ( (node = node[ dir ]) ) { - if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { + if ( ofType ? + node.nodeName.toLowerCase() === name : + node.nodeType === 1 ) { + return false; } } @@ -2094,11 +1812,21 @@ Expr = Sizzle.selectors = { // non-xml :nth-child(...) stores cache data on `parent` if ( forward && useCache ) { + // Seek `elem` from a previously-cached index - outerCache = parent[ expando ] || (parent[ expando ] = {}); - cache = outerCache[ type ] || []; - nodeIndex = cache[0] === dirruns && cache[1]; - diff = cache[0] === dirruns && cache[2]; + + // ...in a gzip-friendly way + node = parent; + outerCache = node[ expando ] || (node[ expando ] = {}); + + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ node.uniqueID ] || + (outerCache[ node.uniqueID ] = {}); + + cache = uniqueCache[ type ] || []; + nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; + diff = nodeIndex && cache[ 2 ]; node = nodeIndex && parent.childNodes[ nodeIndex ]; while ( (node = ++nodeIndex && node && node[ dir ] || @@ -2108,29 +1836,55 @@ Expr = Sizzle.selectors = { // When found, cache indexes on `parent` and break if ( node.nodeType === 1 && ++diff && node === elem ) { - outerCache[ type ] = [ dirruns, nodeIndex, diff ]; + uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; break; } } - // Use previously-cached element index if available - } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { - diff = cache[1]; - - // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) } else { - // Use the same loop as above to seek `elem` from the start - while ( (node = ++nodeIndex && node && node[ dir ] || - (diff = nodeIndex = 0) || start.pop()) ) { + // Use previously-cached element index if available + if ( useCache ) { + // ...in a gzip-friendly way + node = elem; + outerCache = node[ expando ] || (node[ expando ] = {}); - if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { - // Cache the index of each encountered element - if ( useCache ) { - (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; - } + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ node.uniqueID ] || + (outerCache[ node.uniqueID ] = {}); + + cache = uniqueCache[ type ] || []; + nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; + diff = nodeIndex; + } - if ( node === elem ) { - break; + // xml :nth-child(...) + // or :nth-last-child(...) or :nth(-last)?-of-type(...) + if ( diff === false ) { + // Use the same loop as above to seek `elem` from the start + while ( (node = ++nodeIndex && node && node[ dir ] || + (diff = nodeIndex = 0) || start.pop()) ) { + + if ( ( ofType ? + node.nodeName.toLowerCase() === name : + node.nodeType === 1 ) && + ++diff ) { + + // Cache the index of each encountered element + if ( useCache ) { + outerCache = node[ expando ] || (node[ expando ] = {}); + + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ node.uniqueID ] || + (outerCache[ node.uniqueID ] = {}); + + uniqueCache[ type ] = [ dirruns, diff ]; + } + + if ( node === elem ) { + break; + } } } } @@ -2168,7 +1922,7 @@ Expr = Sizzle.selectors = { matched = fn( seed, argument ), i = matched.length; while ( i-- ) { - idx = indexOf.call( seed, matched[i] ); + idx = indexOf( seed, matched[i] ); seed[ idx ] = !( matches[ idx ] = matched[i] ); } }) : @@ -2207,6 +1961,8 @@ Expr = Sizzle.selectors = { function( elem, context, xml ) { input[0] = elem; matcher( input, null, xml, results ); + // Don't keep the element (issue #299) + input[0] = null; return !results.pop(); }; }), @@ -2218,8 +1974,9 @@ Expr = Sizzle.selectors = { }), "contains": markFunction(function( text ) { + text = text.replace( runescape, funescape ); return function( elem ) { - return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1; }; }), @@ -2266,13 +2023,8 @@ Expr = Sizzle.selectors = { }, // Boolean properties - "enabled": function( elem ) { - return elem.disabled === false; - }, - - "disabled": function( elem ) { - return elem.disabled === true; - }, + "enabled": createDisabledPseudo( false ), + "disabled": createDisabledPseudo( true ), "checked": function( elem ) { // In CSS3, :checked should return both checked and selected elements @@ -2294,12 +2046,11 @@ Expr = Sizzle.selectors = { // Contents "empty": function( elem ) { // http://www.w3.org/TR/selectors/#empty-pseudo - // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)), - // not comment, processing instructions, or others - // Thanks to Diego Perini for the nodeName shortcut - // Greater than "@" means alpha characters (specifically not starting with "#" or "?") + // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), + // but not by others (comment: 8; processing instruction: 7; etc.) + // nodeType < 6 works because attributes (2) do not appear as children for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) { + if ( elem.nodeType < 6 ) { return false; } } @@ -2326,11 +2077,12 @@ Expr = Sizzle.selectors = { "text": function( elem ) { var attr; - // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc) - // use getAttribute instead to test this case return elem.nodeName.toLowerCase() === "input" && elem.type === "text" && - ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type ); + + // Support: IE<8 + // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" + ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); }, // Position-in-collection @@ -2363,7 +2115,11 @@ Expr = Sizzle.selectors = { }), "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; + var i = argument < 0 ? + argument + length : + argument > length ? + length : + argument; for ( ; --i >= 0; ) { matchIndexes.push( i ); } @@ -2395,7 +2151,7 @@ function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters(); -function tokenize( selector, parseOnly ) { +tokenize = Sizzle.tokenize = function( selector, parseOnly ) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[ selector + " " ]; @@ -2416,7 +2172,7 @@ function tokenize( selector, parseOnly ) { // Don't consume trailing commas as valid soFar = soFar.slice( match[0].length ) || soFar; } - groups.push( tokens = [] ); + groups.push( (tokens = []) ); } matched = false; @@ -2460,7 +2216,7 @@ function tokenize( selector, parseOnly ) { Sizzle.error( selector ) : // Cache the tokens tokenCache( selector, groups ).slice( 0 ); -} +}; function toSelector( tokens ) { var i = 0, @@ -2474,7 +2230,9 @@ function toSelector( tokens ) { function addCombinator( matcher, combinator, base ) { var dir = combinator.dir, - checkNonElements = base && dir === "parentNode", + skip = combinator.next, + key = skip || dir, + checkNonElements = base && key === "parentNode", doneName = done++; return combinator.first ? @@ -2485,14 +2243,15 @@ function addCombinator( matcher, combinator, base ) { return matcher( elem, context, xml ); } } + return false; } : // Check against all ancestor/preceding elements function( elem, context, xml ) { - var data, cache, outerCache, - dirkey = dirruns + " " + doneName; + var oldCache, uniqueCache, outerCache, + newCache = [ dirruns, doneName ]; - // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching + // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching if ( xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { @@ -2505,20 +2264,31 @@ function addCombinator( matcher, combinator, base ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { outerCache = elem[ expando ] || (elem[ expando ] = {}); - if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) { - if ( (data = cache[1]) === true || data === cachedruns ) { - return data === true; - } + + // Support: IE <9 only + // Defend against cloned attroperties (jQuery gh-1709) + uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {}); + + if ( skip && skip === elem.nodeName.toLowerCase() ) { + elem = elem[ dir ] || elem; + } else if ( (oldCache = uniqueCache[ key ]) && + oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { + + // Assign to newCache so results back-propagate to previous elements + return (newCache[ 2 ] = oldCache[ 2 ]); } else { - cache = outerCache[ dir ] = [ dirkey ]; - cache[1] = matcher( elem, context, xml ) || cachedruns; - if ( cache[1] === true ) { + // Reuse newcache so results back-propagate to previous elements + uniqueCache[ key ] = newCache; + + // A match means we're done; a fail means we have to keep checking + if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { return true; } } } } } + return false; }; } @@ -2536,6 +2306,15 @@ function elementMatcher( matchers ) { matchers[0]; } +function multipleContexts( selector, contexts, results ) { + var i = 0, + len = contexts.length; + for ( ; i < len; i++ ) { + Sizzle( selector, contexts[i], results ); + } + return results; +} + function condense( unmatched, map, filter, context, xml ) { var elem, newUnmatched = [], @@ -2627,7 +2406,7 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) && - (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { + (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { seed[temp] = !(results[temp] = elem); } @@ -2662,13 +2441,16 @@ function matcherFromTokens( tokens ) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function( elem ) { - return indexOf.call( checkContext, elem ) > -1; + return indexOf( checkContext, elem ) > -1; }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { - return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( + var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( (checkContext = context).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); + // Avoid hanging onto element (issue #299) + checkContext = null; + return ret; } ]; for ( ; i < len; i++ ) { @@ -2706,42 +2488,43 @@ function matcherFromTokens( tokens ) { } function matcherFromGroupMatchers( elementMatchers, setMatchers ) { - // A counter to specify which element is currently being matched - var matcherCachedRuns = 0, - bySet = setMatchers.length > 0, + var bySet = setMatchers.length > 0, byElement = elementMatchers.length > 0, - superMatcher = function( seed, context, xml, results, expandContext ) { + superMatcher = function( seed, context, xml, results, outermost ) { var elem, j, matcher, - setMatched = [], matchedCount = 0, i = "0", unmatched = seed && [], - outermost = expandContext != null, + setMatched = [], contextBackup = outermostContext, - // We must always have either seed elements or context - elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ), + // We must always have either seed elements or outermost context + elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), // Use integer dirruns iff this is the outermost matcher - dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1); + dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + len = elems.length; if ( outermost ) { - outermostContext = context !== document && context; - cachedruns = matcherCachedRuns; + outermostContext = context === document || context || outermost; } // Add elements passing elementMatchers directly to results - // Keep `i` a string if there are no elements so `matchedCount` will be "00" below - for ( ; (elem = elems[i]) != null; i++ ) { + // Support: IE<9, Safari + // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id + for ( ; i !== len && (elem = elems[i]) != null; i++ ) { if ( byElement && elem ) { j = 0; + if ( !context && elem.ownerDocument !== document ) { + setDocument( elem ); + xml = !documentIsHTML; + } while ( (matcher = elementMatchers[j++]) ) { - if ( matcher( elem, context, xml ) ) { + if ( matcher( elem, context || document, xml) ) { results.push( elem ); break; } } if ( outermost ) { dirruns = dirrunsUnique; - cachedruns = ++matcherCachedRuns; } } @@ -2759,8 +2542,17 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { } } - // Apply set filters to unmatched elements + // `i` is now the count of elements visited above, and adding it to `matchedCount` + // makes the latter nonnegative. matchedCount += i; + + // Apply set filters to unmatched elements + // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` + // equals `i`), unless we didn't visit _any_ elements in the above loop because we have + // no element matchers and no seed. + // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that + // case, which will result in a "00" `matchedCount` that differs from `i` but is also + // numerically zero. if ( bySet && i !== matchedCount ) { j = 0; while ( (matcher = setMatchers[j++]) ) { @@ -2806,7 +2598,7 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { superMatcher; } -compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { +compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { var i, setMatchers = [], elementMatchers = [], @@ -2814,12 +2606,12 @@ compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { if ( !cached ) { // Generate a function of recursive functions that can be used to check each element - if ( !group ) { - group = tokenize( selector ); + if ( !match ) { + match = tokenize( selector ); } - i = group.length; + i = match.length; while ( i-- ) { - cached = matcherFromTokens( group[i] ); + cached = matcherFromTokens( match[i] ); if ( cached[ expando ] ) { setMatchers.push( cached ); } else { @@ -2829,108 +2621,117 @@ compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { // Cache the compiled function cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + + // Save selector and tokenization + cached.selector = selector; } return cached; }; -function multipleContexts( selector, contexts, results ) { - var i = 0, - len = contexts.length; - for ( ; i < len; i++ ) { - Sizzle( selector, contexts[i], results ); - } - return results; -} - -function select( selector, context, results, seed ) { +/** + * A low-level selection function that works with Sizzle's compiled + * selector functions + * @param {String|Function} selector A selector or a pre-compiled + * selector function built with Sizzle.compile + * @param {Element} context + * @param {Array} [results] + * @param {Array} [seed] A set of elements to match against + */ +select = Sizzle.select = function( selector, context, results, seed ) { var i, tokens, token, type, find, - match = tokenize( selector ); + compiled = typeof selector === "function" && selector, + match = !seed && tokenize( (selector = compiled.selector || selector) ); - if ( !seed ) { - // Try to minimize operations if there is only one group - if ( match.length === 1 ) { + results = results || []; - // Take a shortcut and set the context if the root selector is an ID - tokens = match[0] = match[0].slice( 0 ); - if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && - support.getById && context.nodeType === 9 && documentIsHTML && - Expr.relative[ tokens[1].type ] ) { + // Try to minimize operations if there is only one selector in the list and no seed + // (the latter of which guarantees us context) + if ( match.length === 1 ) { - context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; - if ( !context ) { - return results; - } - selector = selector.slice( tokens.shift().value.length ); + // Reduce context if the leading compound selector is an ID + tokens = match[0] = match[0].slice( 0 ); + if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && + context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) { + + context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + if ( !context ) { + return results; + + // Precompiled matchers will still verify ancestry, so step up a level + } else if ( compiled ) { + context = context.parentNode; } - // Fetch a seed set for right-to-left matching - i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; - while ( i-- ) { - token = tokens[i]; + selector = selector.slice( tokens.shift().value.length ); + } - // Abort if we hit a combinator - if ( Expr.relative[ (type = token.type) ] ) { - break; - } - if ( (find = Expr.find[ type ]) ) { - // Search, expanding context for leading sibling combinators - if ( (seed = find( - token.matches[0].replace( runescape, funescape ), - rsibling.test( tokens[0].type ) && context.parentNode || context - )) ) { - - // If seed is empty or no tokens remain, we can return early - tokens.splice( i, 1 ); - selector = seed.length && toSelector( tokens ); - if ( !selector ) { - push.apply( results, seed ); - return results; - } + // Fetch a seed set for right-to-left matching + i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + while ( i-- ) { + token = tokens[i]; - break; + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { + break; + } + if ( (find = Expr.find[ type ]) ) { + // Search, expanding context for leading sibling combinators + if ( (seed = find( + token.matches[0].replace( runescape, funescape ), + rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context + )) ) { + + // If seed is empty or no tokens remain, we can return early + tokens.splice( i, 1 ); + selector = seed.length && toSelector( tokens ); + if ( !selector ) { + push.apply( results, seed ); + return results; } + + break; } } } } - // Compile and execute a filtering function + // Compile and execute a filtering function if one is not provided // Provide `match` to avoid retokenization if we modified the selector above - compile( selector, match )( + ( compiled || compile( selector, match ) )( seed, context, !documentIsHTML, results, - rsibling.test( selector ) + !context || rsibling.test( selector ) && testContext( context.parentNode ) || context ); return results; -} +}; // One-time assignments // Sort stability support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; -// Support: Chrome<14 +// Support: Chrome 14-35+ // Always assume duplicates if they aren't passed to the comparison function -support.detectDuplicates = hasDuplicate; +support.detectDuplicates = !!hasDuplicate; // Initialize against the default document setDocument(); // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // Detached nodes confoundingly follow *each other* -support.sortDetached = assert(function( div1 ) { +support.sortDetached = assert(function( el ) { // Should return 1, but returns 4 (following) - return div1.compareDocumentPosition( document.createElement("div") ) & 1; + return el.compareDocumentPosition( document.createElement("fieldset") ) & 1; }); // Support: IE<8 // Prevent attribute/property "interpolation" -// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx -if ( !assert(function( div ) { - div.innerHTML = ""; - return div.firstChild.getAttribute("href") === "#" ; +// https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx +if ( !assert(function( el ) { + el.innerHTML = ""; + return el.firstChild.getAttribute("href") === "#" ; }) ) { addHandle( "type|href|height|width", function( elem, name, isXML ) { if ( !isXML ) { @@ -2941,10 +2742,10 @@ if ( !assert(function( div ) { // Support: IE<9 // Use defaultValue in place of getAttribute("value") -if ( !support.attributes || !assert(function( div ) { - div.innerHTML = ""; - div.firstChild.setAttribute( "value", "" ); - return div.firstChild.getAttribute( "value" ) === ""; +if ( !support.attributes || !assert(function( el ) { + el.innerHTML = ""; + el.firstChild.setAttribute( "value", "" ); + return el.firstChild.getAttribute( "value" ) === ""; }) ) { addHandle( "value", function( elem, name, isXML ) { if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { @@ -2955,5354 +2756,6133 @@ if ( !support.attributes || !assert(function( div ) { // Support: IE<9 // Use getAttributeNode to fetch booleans when getAttribute lies -if ( !assert(function( div ) { - return div.getAttribute("disabled") == null; +if ( !assert(function( el ) { + return el.getAttribute("disabled") == null; }) ) { addHandle( booleans, function( elem, name, isXML ) { var val; if ( !isXML ) { - return (val = elem.getAttributeNode( name )) && val.specified ? - val.value : - elem[ name ] === true ? name.toLowerCase() : null; + return elem[ name ] === true ? name.toLowerCase() : + (val = elem.getAttributeNode( name )) && val.specified ? + val.value : + null; } }); } +return Sizzle; + +})( window ); + + + jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; -jQuery.expr[":"] = jQuery.expr.pseudos; -jQuery.unique = Sizzle.uniqueSort; + +// Deprecated +jQuery.expr[ ":" ] = jQuery.expr.pseudos; +jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains; +jQuery.escapeSelector = Sizzle.escape; -})( window ); -// String to Object options format cache -var optionsCache = {}; - -// Convert String-formatted options into Object-formatted ones and store in cache -function createOptions( options ) { - var object = optionsCache[ options ] = {}; - jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) { - object[ flag ] = true; - }); - return object; -} -/* - * Create a callback list using the following parameters: - * - * options: an optional list of space-separated options that will change how - * the callback list behaves or a more traditional option object - * - * By default a callback list will act like an event callback list and can be - * "fired" multiple times. - * - * Possible options: - * - * once: will ensure the callback list can only be fired once (like a Deferred) - * - * memory: will keep track of previous values and will call any callback added - * after the list has been fired right away with the latest "memorized" - * values (like a Deferred) - * - * unique: will ensure a callback can only be added once (no duplicate in the list) - * - * stopOnFalse: interrupt callings when a callback returns false - * - */ -jQuery.Callbacks = function( options ) { - // Convert options from String-formatted to Object-formatted if needed - // (we check in cache first) - options = typeof options === "string" ? - ( optionsCache[ options ] || createOptions( options ) ) : - jQuery.extend( {}, options ); +var dir = function( elem, dir, until ) { + var matched = [], + truncate = until !== undefined; - var // Flag to know if list is currently firing - firing, - // Last fire value (for non-forgettable lists) - memory, - // Flag to know if list was already fired - fired, - // End of the loop when firing - firingLength, - // Index of currently firing callback (modified by remove if needed) - firingIndex, - // First callback to fire (used internally by add and fireWith) - firingStart, - // Actual callback list - list = [], - // Stack of fire calls for repeatable lists - stack = !options.once && [], - // Fire callbacks - fire = function( data ) { - memory = options.memory && data; - fired = true; - firingIndex = firingStart || 0; - firingStart = 0; - firingLength = list.length; - firing = true; - for ( ; list && firingIndex < firingLength; firingIndex++ ) { - if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { - memory = false; // To prevent further calls using add - break; - } - } - firing = false; - if ( list ) { - if ( stack ) { - if ( stack.length ) { - fire( stack.shift() ); - } - } else if ( memory ) { - list = []; - } else { - self.disable(); - } - } - }, - // Actual Callbacks object - self = { - // Add a callback or a collection of callbacks to the list - add: function() { - if ( list ) { - // First, we save the current length - var start = list.length; - (function add( args ) { - jQuery.each( args, function( _, arg ) { - var type = jQuery.type( arg ); - if ( type === "function" ) { - if ( !options.unique || !self.has( arg ) ) { - list.push( arg ); - } - } else if ( arg && arg.length && type !== "string" ) { - // Inspect recursively - add( arg ); - } - }); - })( arguments ); - // Do we need to add the callbacks to the - // current firing batch? - if ( firing ) { - firingLength = list.length; - // With memory, if we're not firing then - // we should call right away - } else if ( memory ) { - firingStart = start; - fire( memory ); - } - } - return this; - }, - // Remove a callback from the list - remove: function() { - if ( list ) { - jQuery.each( arguments, function( _, arg ) { - var index; - while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { - list.splice( index, 1 ); - // Handle firing indexes - if ( firing ) { - if ( index <= firingLength ) { - firingLength--; - } - if ( index <= firingIndex ) { - firingIndex--; - } - } - } - }); - } - return this; - }, - // Check if a given callback is in the list. - // If no argument is given, return whether or not list has callbacks attached. - has: function( fn ) { - return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); - }, - // Remove all callbacks from the list - empty: function() { - list = []; - firingLength = 0; - return this; - }, - // Have the list do nothing anymore - disable: function() { - list = stack = memory = undefined; - return this; - }, - // Is it disabled? - disabled: function() { - return !list; - }, - // Lock the list in its current state - lock: function() { - stack = undefined; - if ( !memory ) { - self.disable(); - } - return this; - }, - // Is it locked? - locked: function() { - return !stack; - }, - // Call all callbacks with the given context and arguments - fireWith: function( context, args ) { - if ( list && ( !fired || stack ) ) { - args = args || []; - args = [ context, args.slice ? args.slice() : args ]; - if ( firing ) { - stack.push( args ); - } else { - fire( args ); - } - } - return this; - }, - // Call all the callbacks with the given arguments - fire: function() { - self.fireWith( this, arguments ); - return this; - }, - // To know if the callbacks have already been called at least once - fired: function() { - return !!fired; + while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { + if ( elem.nodeType === 1 ) { + if ( truncate && jQuery( elem ).is( until ) ) { + break; } - }; - - return self; + matched.push( elem ); + } + } + return matched; }; -jQuery.extend({ - Deferred: function( func ) { - var tuples = [ - // action, add listener, listener list, final state - [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], - [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], - [ "notify", "progress", jQuery.Callbacks("memory") ] - ], - state = "pending", - promise = { - state: function() { - return state; - }, - always: function() { - deferred.done( arguments ).fail( arguments ); - return this; - }, - then: function( /* fnDone, fnFail, fnProgress */ ) { - var fns = arguments; - return jQuery.Deferred(function( newDefer ) { - jQuery.each( tuples, function( i, tuple ) { - var action = tuple[ 0 ], - fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; - // deferred[ done | fail | progress ] for forwarding actions to newDefer - deferred[ tuple[1] ](function() { - var returned = fn && fn.apply( this, arguments ); - if ( returned && jQuery.isFunction( returned.promise ) ) { - returned.promise() - .done( newDefer.resolve ) - .fail( newDefer.reject ) - .progress( newDefer.notify ); - } else { - newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); - } - }); - }); - fns = null; - }).promise(); - }, - // Get a promise for this deferred - // If obj is provided, the promise aspect is added to the object - promise: function( obj ) { - return obj != null ? jQuery.extend( obj, promise ) : promise; - } - }, - deferred = {}; - // Keep pipe for back-compat - promise.pipe = promise.then; +var siblings = function( n, elem ) { + var matched = []; - // Add list-specific methods - jQuery.each( tuples, function( i, tuple ) { - var list = tuple[ 2 ], - stateString = tuple[ 3 ]; + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + matched.push( n ); + } + } - // promise[ done | fail | progress ] = list.add - promise[ tuple[1] ] = list.add; + return matched; +}; - // Handle state - if ( stateString ) { - list.add(function() { - // state = [ resolved | rejected ] - state = stateString; - // [ reject_list | resolve_list ].disable; progress_list.lock - }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); - } +var rneedsContext = jQuery.expr.match.needsContext; - // deferred[ resolve | reject | notify ] - deferred[ tuple[0] ] = function() { - deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); - return this; - }; - deferred[ tuple[0] + "With" ] = list.fireWith; - }); - // Make the deferred a promise - promise.promise( deferred ); - // Call given func if any - if ( func ) { - func.call( deferred, deferred ); - } +function nodeName( elem, name ) { - // All done! - return deferred; - }, + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); - // Deferred helper - when: function( subordinate /* , ..., subordinateN */ ) { - var i = 0, - resolveValues = core_slice.call( arguments ), - length = resolveValues.length, - - // the count of uncompleted subordinates - remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, - - // the master Deferred. If resolveValues consist of only a single Deferred, just use that. - deferred = remaining === 1 ? subordinate : jQuery.Deferred(), - - // Update function for both resolve and progress values - updateFunc = function( i, contexts, values ) { - return function( value ) { - contexts[ i ] = this; - values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value; - if( values === progressValues ) { - deferred.notifyWith( contexts, values ); - } else if ( !( --remaining ) ) { - deferred.resolveWith( contexts, values ); - } - }; - }, - - progressValues, progressContexts, resolveContexts; +}; +var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i ); - // add listeners to Deferred subordinates; treat others as resolved - if ( length > 1 ) { - progressValues = new Array( length ); - progressContexts = new Array( length ); - resolveContexts = new Array( length ); - for ( ; i < length; i++ ) { - if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { - resolveValues[ i ].promise() - .done( updateFunc( i, resolveContexts, resolveValues ) ) - .fail( deferred.reject ) - .progress( updateFunc( i, progressContexts, progressValues ) ); - } else { - --remaining; - } - } - } - // if we're not waiting on anything, resolve the master - if ( !remaining ) { - deferred.resolveWith( resolveContexts, resolveValues ); - } - return deferred.promise(); +// Implement the identical functionality for filter and not +function winnow( elements, qualifier, not ) { + if ( isFunction( qualifier ) ) { + return jQuery.grep( elements, function( elem, i ) { + return !!qualifier.call( elem, i, elem ) !== not; + } ); } -}); -jQuery.support = (function( support ) { - - var all, a, input, select, fragment, opt, eventName, isSupported, i, - div = document.createElement("div"); - - // Setup - div.setAttribute( "className", "t" ); - div.innerHTML = "
a"; - // Finish early in limited (non-browser) environments - all = div.getElementsByTagName("*") || []; - a = div.getElementsByTagName("a")[ 0 ]; - if ( !a || !a.style || !all.length ) { - return support; + // Single element + if ( qualifier.nodeType ) { + return jQuery.grep( elements, function( elem ) { + return ( elem === qualifier ) !== not; + } ); } - // First batch of tests - select = document.createElement("select"); - opt = select.appendChild( document.createElement("option") ); - input = div.getElementsByTagName("input")[ 0 ]; - - a.style.cssText = "top:1px;float:left;opacity:.5"; - - // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) - support.getSetAttribute = div.className !== "t"; + // Arraylike of elements (jQuery, arguments, Array) + if ( typeof qualifier !== "string" ) { + return jQuery.grep( elements, function( elem ) { + return ( indexOf.call( qualifier, elem ) > -1 ) !== not; + } ); + } - // IE strips leading whitespace when .innerHTML is used - support.leadingWhitespace = div.firstChild.nodeType === 3; + // Filtered directly for both simple and complex selectors + return jQuery.filter( qualifier, elements, not ); +} - // Make sure that tbody elements aren't automatically inserted - // IE will insert them into empty tables - support.tbody = !div.getElementsByTagName("tbody").length; +jQuery.filter = function( expr, elems, not ) { + var elem = elems[ 0 ]; - // Make sure that link elements get serialized correctly by innerHTML - // This requires a wrapper element in IE - support.htmlSerialize = !!div.getElementsByTagName("link").length; + if ( not ) { + expr = ":not(" + expr + ")"; + } - // Get the style information from getAttribute - // (IE uses .cssText instead) - support.style = /top/.test( a.getAttribute("style") ); + if ( elems.length === 1 && elem.nodeType === 1 ) { + return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : []; + } - // Make sure that URLs aren't manipulated - // (IE normalizes it by default) - support.hrefNormalized = a.getAttribute("href") === "/a"; + return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + } ) ); +}; - // Make sure that element opacity exists - // (IE uses filter instead) - // Use a regex to work around a WebKit issue. See #5145 - support.opacity = /^0.5/.test( a.style.opacity ); +jQuery.fn.extend( { + find: function( selector ) { + var i, ret, + len = this.length, + self = this; - // Verify style float existence - // (IE uses styleFloat instead of cssFloat) - support.cssFloat = !!a.style.cssFloat; + if ( typeof selector !== "string" ) { + return this.pushStack( jQuery( selector ).filter( function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( self[ i ], this ) ) { + return true; + } + } + } ) ); + } - // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere) - support.checkOn = !!input.value; + ret = this.pushStack( [] ); - // Make sure that a selected-by-default option has a working selected property. - // (WebKit defaults to false instead of true, IE too, if it's in an optgroup) - support.optSelected = opt.selected; + for ( i = 0; i < len; i++ ) { + jQuery.find( selector, self[ i ], ret ); + } - // Tests for enctype support on a form (#6743) - support.enctype = !!document.createElement("form").enctype; + return len > 1 ? jQuery.uniqueSort( ret ) : ret; + }, + filter: function( selector ) { + return this.pushStack( winnow( this, selector || [], false ) ); + }, + not: function( selector ) { + return this.pushStack( winnow( this, selector || [], true ) ); + }, + is: function( selector ) { + return !!winnow( + this, - // Makes sure cloning an html5 element does not cause problems - // Where outerHTML is undefined, this still works - support.html5Clone = document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav>"; + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + typeof selector === "string" && rneedsContext.test( selector ) ? + jQuery( selector ) : + selector || [], + false + ).length; + } +} ); - // Will be defined later - support.inlineBlockNeedsLayout = false; - support.shrinkWrapBlocks = false; - support.pixelPosition = false; - support.deleteExpando = true; - support.noCloneEvent = true; - support.reliableMarginRight = true; - support.boxSizingReliable = true; - // Make sure checked status is properly cloned - input.checked = true; - support.noCloneChecked = input.cloneNode( true ).checked; +// Initialize a jQuery object - // Make sure that the options inside disabled selects aren't marked as disabled - // (WebKit marks them as disabled) - select.disabled = true; - support.optDisabled = !opt.disabled; - // Support: IE<9 - try { - delete div.test; - } catch( e ) { - support.deleteExpando = false; - } +// A central reference to the root jQuery(document) +var rootjQuery, - // Check if we can trust getAttribute("value") - input = document.createElement("input"); - input.setAttribute( "value", "" ); - support.input = input.getAttribute( "value" ) === ""; + // A simple way to check for HTML strings + // Prioritize #id over to avoid XSS via location.hash (#9521) + // Strict HTML recognition (#11290: must start with <) + // Shortcut simple #id case for speed + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, - // Check if an input maintains its value after becoming a radio - input.value = "t"; - input.setAttribute( "type", "radio" ); - support.radioValue = input.value === "t"; + init = jQuery.fn.init = function( selector, context, root ) { + var match, elem; - // #11217 - WebKit loses check when the name is after the checked attribute - input.setAttribute( "checked", "t" ); - input.setAttribute( "name", "t" ); + // HANDLE: $(""), $(null), $(undefined), $(false) + if ( !selector ) { + return this; + } - fragment = document.createDocumentFragment(); - fragment.appendChild( input ); + // Method init() accepts an alternate rootjQuery + // so migrate can support jQuery.sub (gh-2101) + root = root || rootjQuery; - // Check if a disconnected checkbox will retain its checked - // value of true after appended to the DOM (IE6/7) - support.appendChecked = input.checked; + // Handle HTML strings + if ( typeof selector === "string" ) { + if ( selector[ 0 ] === "<" && + selector[ selector.length - 1 ] === ">" && + selector.length >= 3 ) { - // WebKit doesn't clone checked state correctly in fragments - support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked; + // Assume that strings that start and end with <> are HTML and skip the regex check + match = [ null, selector, null ]; - // Support: IE<9 - // Opera does not clone events (and typeof div.attachEvent === undefined). - // IE9-10 clones events bound via attachEvent, but they don't trigger with .click() - if ( div.attachEvent ) { - div.attachEvent( "onclick", function() { - support.noCloneEvent = false; - }); + } else { + match = rquickExpr.exec( selector ); + } - div.cloneNode( true ).click(); - } + // Match html or make sure no context is specified for #id + if ( match && ( match[ 1 ] || !context ) ) { - // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event) - // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP) - for ( i in { submit: true, change: true, focusin: true }) { - div.setAttribute( eventName = "on" + i, "t" ); + // HANDLE: $(html) -> $(array) + if ( match[ 1 ] ) { + context = context instanceof jQuery ? context[ 0 ] : context; - support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false; - } + // Option to run scripts is true for back-compat + // Intentionally let the error be thrown if parseHTML is not present + jQuery.merge( this, jQuery.parseHTML( + match[ 1 ], + context && context.nodeType ? context.ownerDocument || context : document, + true + ) ); - div.style.backgroundClip = "content-box"; - div.cloneNode( true ).style.backgroundClip = ""; - support.clearCloneStyle = div.style.backgroundClip === "content-box"; + // HANDLE: $(html, props) + if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { + for ( match in context ) { - // Support: IE<9 - // Iteration over object's inherited properties before its own. - for ( i in jQuery( support ) ) { - break; - } - support.ownLast = i !== "0"; + // Properties of context are called as methods if possible + if ( isFunction( this[ match ] ) ) { + this[ match ]( context[ match ] ); - // Run tests that need a body at doc ready - jQuery(function() { - var container, marginDiv, tds, - divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;", - body = document.getElementsByTagName("body")[0]; + // ...and otherwise set as attributes + } else { + this.attr( match, context[ match ] ); + } + } + } - if ( !body ) { - // Return for frameset docs that don't have a body - return; - } + return this; - container = document.createElement("div"); - container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px"; + // HANDLE: $(#id) + } else { + elem = document.getElementById( match[ 2 ] ); - body.appendChild( container ).appendChild( div ); + if ( elem ) { - // Support: IE8 - // Check if table cells still have offsetWidth/Height when they are set - // to display:none and there are still other visible table cells in a - // table row; if so, offsetWidth/Height are not reliable for use when - // determining if an element has been hidden directly using - // display:none (it is still safe to use offsets if a parent element is - // hidden; don safety goggles and see bug #4512 for more information). - div.innerHTML = "
t
"; - tds = div.getElementsByTagName("td"); - tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none"; - isSupported = ( tds[ 0 ].offsetHeight === 0 ); + // Inject the element directly into the jQuery object + this[ 0 ] = elem; + this.length = 1; + } + return this; + } - tds[ 0 ].style.display = ""; - tds[ 1 ].style.display = "none"; + // HANDLE: $(expr, $(...)) + } else if ( !context || context.jquery ) { + return ( context || root ).find( selector ); - // Support: IE8 - // Check if empty table cells still have offsetWidth/Height - support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 ); + // HANDLE: $(expr, context) + // (which is just equivalent to: $(context).find(expr) + } else { + return this.constructor( context ).find( selector ); + } - // Check box-sizing and margin behavior. - div.innerHTML = ""; - div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;"; + // HANDLE: $(DOMElement) + } else if ( selector.nodeType ) { + this[ 0 ] = selector; + this.length = 1; + return this; - // Workaround failing boxSizing test due to offsetWidth returning wrong value - // with some non-1 values of body zoom, ticket #13543 - jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() { - support.boxSizing = div.offsetWidth === 4; - }); + // HANDLE: $(function) + // Shortcut for document ready + } else if ( isFunction( selector ) ) { + return root.ready !== undefined ? + root.ready( selector ) : - // Use window.getComputedStyle because jsdom on node.js will break without it. - if ( window.getComputedStyle ) { - support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%"; - support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px"; - - // Check if div with explicit width and no margin-right incorrectly - // gets computed margin-right based on width of container. (#3333) - // Fails in WebKit before Feb 2011 nightlies - // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right - marginDiv = div.appendChild( document.createElement("div") ); - marginDiv.style.cssText = div.style.cssText = divReset; - marginDiv.style.marginRight = marginDiv.style.width = "0"; - div.style.width = "1px"; - - support.reliableMarginRight = - !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight ); - } - - if ( typeof div.style.zoom !== core_strundefined ) { - // Support: IE<8 - // Check if natively block-level elements act like inline-block - // elements when setting their display to 'inline' and giving - // them layout - div.innerHTML = ""; - div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1"; - support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 ); - - // Support: IE6 - // Check if elements with layout shrink-wrap their children - div.style.display = "block"; - div.innerHTML = "
"; - div.firstChild.style.width = "5px"; - support.shrinkWrapBlocks = ( div.offsetWidth !== 3 ); - - if ( support.inlineBlockNeedsLayout ) { - // Prevent IE 6 from affecting layout for positioned elements #11048 - // Prevent IE from shrinking the body in IE 7 mode #12869 - // Support: IE<8 - body.style.zoom = 1; - } + // Execute immediately if ready is not present + selector( jQuery ); } - body.removeChild( container ); - - // Null elements to avoid leaks in IE - container = div = tds = marginDiv = null; - }); + return jQuery.makeArray( selector, this ); + }; - // Null elements to avoid leaks in IE - all = select = fragment = opt = a = input = null; +// Give the init function the jQuery prototype for later instantiation +init.prototype = jQuery.fn; - return support; -})({}); +// Initialize central reference +rootjQuery = jQuery( document ); -var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, - rmultiDash = /([A-Z])/g; -function internalData( elem, name, data, pvt /* Internal Use Only */ ){ - if ( !jQuery.acceptData( elem ) ) { - return; - } +var rparentsprev = /^(?:parents|prev(?:Until|All))/, - var ret, thisCache, - internalKey = jQuery.expando, + // Methods guaranteed to produce a unique set when starting from a unique set + guaranteedUnique = { + children: true, + contents: true, + next: true, + prev: true + }; - // We have to handle DOM nodes and JS objects differently because IE6-7 - // can't GC object references properly across the DOM-JS boundary - isNode = elem.nodeType, +jQuery.fn.extend( { + has: function( target ) { + var targets = jQuery( target, this ), + l = targets.length; - // Only DOM nodes need the global jQuery cache; JS object data is - // attached directly to the object so GC can occur automatically - cache = isNode ? jQuery.cache : elem, + return this.filter( function() { + var i = 0; + for ( ; i < l; i++ ) { + if ( jQuery.contains( this, targets[ i ] ) ) { + return true; + } + } + } ); + }, - // Only defining an ID for JS objects if its cache already exists allows - // the code to shortcut on the same path as a DOM node with no cache - id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey; + closest: function( selectors, context ) { + var cur, + i = 0, + l = this.length, + matched = [], + targets = typeof selectors !== "string" && jQuery( selectors ); - // Avoid doing any more work than we need to when trying to get data on an - // object that has no data at all - if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) { - return; - } + // Positional selectors never match, since there's no _selection_ context + if ( !rneedsContext.test( selectors ) ) { + for ( ; i < l; i++ ) { + for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { - if ( !id ) { - // Only DOM nodes need a new unique ID for each element since their data - // ends up in the global cache - if ( isNode ) { - id = elem[ internalKey ] = core_deletedIds.pop() || jQuery.guid++; - } else { - id = internalKey; - } - } + // Always skip document fragments + if ( cur.nodeType < 11 && ( targets ? + targets.index( cur ) > -1 : - if ( !cache[ id ] ) { - // Avoid exposing jQuery metadata on plain JS objects when the object - // is serialized using JSON.stringify - cache[ id ] = isNode ? {} : { toJSON: jQuery.noop }; - } + // Don't pass non-elements to Sizzle + cur.nodeType === 1 && + jQuery.find.matchesSelector( cur, selectors ) ) ) { - // An object can be passed to jQuery.data instead of a key/value pair; this gets - // shallow copied over onto the existing cache - if ( typeof name === "object" || typeof name === "function" ) { - if ( pvt ) { - cache[ id ] = jQuery.extend( cache[ id ], name ); - } else { - cache[ id ].data = jQuery.extend( cache[ id ].data, name ); + matched.push( cur ); + break; + } + } + } } - } - thisCache = cache[ id ]; + return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); + }, - // jQuery data() is stored in a separate object inside the object's internal data - // cache in order to avoid key collisions between internal data and user-defined - // data. - if ( !pvt ) { - if ( !thisCache.data ) { - thisCache.data = {}; - } + // Determine the position of an element within the set + index: function( elem ) { - thisCache = thisCache.data; - } + // No argument, return index in parent + if ( !elem ) { + return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; + } - if ( data !== undefined ) { - thisCache[ jQuery.camelCase( name ) ] = data; - } + // Index in selector + if ( typeof elem === "string" ) { + return indexOf.call( jQuery( elem ), this[ 0 ] ); + } - // Check for both converted-to-camel and non-converted data property names - // If a data property was specified - if ( typeof name === "string" ) { + // Locate the position of the desired element + return indexOf.call( this, - // First Try to find as-is property data - ret = thisCache[ name ]; + // If it receives a jQuery object, the first element is used + elem.jquery ? elem[ 0 ] : elem + ); + }, - // Test for null|undefined property data - if ( ret == null ) { + add: function( selector, context ) { + return this.pushStack( + jQuery.uniqueSort( + jQuery.merge( this.get(), jQuery( selector, context ) ) + ) + ); + }, - // Try to find the camelCased property - ret = thisCache[ jQuery.camelCase( name ) ]; - } - } else { - ret = thisCache; + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter( selector ) + ); } +} ); - return ret; +function sibling( cur, dir ) { + while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} + return cur; } -function internalRemoveData( elem, name, pvt ) { - if ( !jQuery.acceptData( elem ) ) { - return; - } - - var thisCache, i, - isNode = elem.nodeType, +jQuery.each( { + parent: function( elem ) { + var parent = elem.parentNode; + return parent && parent.nodeType !== 11 ? parent : null; + }, + parents: function( elem ) { + return dir( elem, "parentNode" ); + }, + parentsUntil: function( elem, i, until ) { + return dir( elem, "parentNode", until ); + }, + next: function( elem ) { + return sibling( elem, "nextSibling" ); + }, + prev: function( elem ) { + return sibling( elem, "previousSibling" ); + }, + nextAll: function( elem ) { + return dir( elem, "nextSibling" ); + }, + prevAll: function( elem ) { + return dir( elem, "previousSibling" ); + }, + nextUntil: function( elem, i, until ) { + return dir( elem, "nextSibling", until ); + }, + prevUntil: function( elem, i, until ) { + return dir( elem, "previousSibling", until ); + }, + siblings: function( elem ) { + return siblings( ( elem.parentNode || {} ).firstChild, elem ); + }, + children: function( elem ) { + return siblings( elem.firstChild ); + }, + contents: function( elem ) { + if ( typeof elem.contentDocument !== "undefined" ) { + return elem.contentDocument; + } - // See jQuery.data for more information - cache = isNode ? jQuery.cache : elem, - id = isNode ? elem[ jQuery.expando ] : jQuery.expando; + // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only + // Treat the template element as a regular one in browsers that + // don't support it. + if ( nodeName( elem, "template" ) ) { + elem = elem.content || elem; + } - // If there is already no cache entry for this object, there is no - // purpose in continuing - if ( !cache[ id ] ) { - return; + return jQuery.merge( [], elem.childNodes ); } +}, function( name, fn ) { + jQuery.fn[ name ] = function( until, selector ) { + var matched = jQuery.map( this, fn, until ); - if ( name ) { - - thisCache = pvt ? cache[ id ] : cache[ id ].data; - - if ( thisCache ) { - - // Support array or space separated string names for data keys - if ( !jQuery.isArray( name ) ) { + if ( name.slice( -5 ) !== "Until" ) { + selector = until; + } - // try the string as a key before any manipulation - if ( name in thisCache ) { - name = [ name ]; - } else { + if ( selector && typeof selector === "string" ) { + matched = jQuery.filter( selector, matched ); + } - // split the camel cased version by spaces unless a key with the spaces exists - name = jQuery.camelCase( name ); - if ( name in thisCache ) { - name = [ name ]; - } else { - name = name.split(" "); - } - } - } else { - // If "name" is an array of keys... - // When data is initially created, via ("key", "val") signature, - // keys will be converted to camelCase. - // Since there is no way to tell _how_ a key was added, remove - // both plain key and camelCase key. #12786 - // This will only penalize the array argument path. - name = name.concat( jQuery.map( name, jQuery.camelCase ) ); - } + if ( this.length > 1 ) { - i = name.length; - while ( i-- ) { - delete thisCache[ name[i] ]; + // Remove duplicates + if ( !guaranteedUnique[ name ] ) { + jQuery.uniqueSort( matched ); } - // If there is no data left in the cache, we want to continue - // and let the cache object itself get destroyed - if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) { - return; + // Reverse order for parents* and prev-derivatives + if ( rparentsprev.test( name ) ) { + matched.reverse(); } } - } - // See jQuery.data for more information - if ( !pvt ) { - delete cache[ id ].data; + return this.pushStack( matched ); + }; +} ); +var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g ); - // Don't destroy the parent cache unless the internal data object - // had been the only thing left in it - if ( !isEmptyDataObject( cache[ id ] ) ) { - return; - } - } - // Destroy the cache - if ( isNode ) { - jQuery.cleanData( [ elem ], true ); - // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) - /* jshint eqeqeq: false */ - } else if ( jQuery.support.deleteExpando || cache != cache.window ) { - /* jshint eqeqeq: true */ - delete cache[ id ]; - - // When all else fails, null - } else { - cache[ id ] = null; - } +// Convert String-formatted options into Object-formatted ones +function createOptions( options ) { + var object = {}; + jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) { + object[ flag ] = true; + } ); + return object; } -jQuery.extend({ - cache: {}, - - // The following elements throw uncatchable exceptions if you - // attempt to add expando properties to them. - noData: { - "applet": true, - "embed": true, - // Ban all objects except for Flash (which handle expandos) - "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" - }, - - hasData: function( elem ) { - elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; - return !!elem && !isEmptyDataObject( elem ); - }, +/* + * Create a callback list using the following parameters: + * + * options: an optional list of space-separated options that will change how + * the callback list behaves or a more traditional option object + * + * By default a callback list will act like an event callback list and can be + * "fired" multiple times. + * + * Possible options: + * + * once: will ensure the callback list can only be fired once (like a Deferred) + * + * memory: will keep track of previous values and will call any callback added + * after the list has been fired right away with the latest "memorized" + * values (like a Deferred) + * + * unique: will ensure a callback can only be added once (no duplicate in the list) + * + * stopOnFalse: interrupt callings when a callback returns false + * + */ +jQuery.Callbacks = function( options ) { - data: function( elem, name, data ) { - return internalData( elem, name, data ); - }, + // Convert options from String-formatted to Object-formatted if needed + // (we check in cache first) + options = typeof options === "string" ? + createOptions( options ) : + jQuery.extend( {}, options ); - removeData: function( elem, name ) { - return internalRemoveData( elem, name ); - }, + var // Flag to know if list is currently firing + firing, - // For internal use only. - _data: function( elem, name, data ) { - return internalData( elem, name, data, true ); - }, + // Last fire value for non-forgettable lists + memory, - _removeData: function( elem, name ) { - return internalRemoveData( elem, name, true ); - }, + // Flag to know if list was already fired + fired, - // A method for determining if a DOM node can handle the data expando - acceptData: function( elem ) { - // Do not set data on non-element because it will not be cleared (#8335). - if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) { - return false; - } + // Flag to prevent firing + locked, - var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ]; + // Actual callback list + list = [], - // nodes accept data unless otherwise specified; rejection can be conditional - return !noData || noData !== true && elem.getAttribute("classid") === noData; - } -}); + // Queue of execution data for repeatable lists + queue = [], -jQuery.fn.extend({ - data: function( key, value ) { - var attrs, name, - data = null, - i = 0, - elem = this[0]; + // Index of currently firing callback (modified by add/remove as needed) + firingIndex = -1, - // Special expections of .data basically thwart jQuery.access, - // so implement the relevant behavior ourselves + // Fire callbacks + fire = function() { - // Gets all values - if ( key === undefined ) { - if ( this.length ) { - data = jQuery.data( elem ); + // Enforce single-firing + locked = locked || options.once; - if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { - attrs = elem.attributes; - for ( ; i < attrs.length; i++ ) { - name = attrs[i].name; + // Execute callbacks for all pending executions, + // respecting firingIndex overrides and runtime changes + fired = firing = true; + for ( ; queue.length; firingIndex = -1 ) { + memory = queue.shift(); + while ( ++firingIndex < list.length ) { - if ( name.indexOf("data-") === 0 ) { - name = jQuery.camelCase( name.slice(5) ); + // Run callback and check for early termination + if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && + options.stopOnFalse ) { - dataAttr( elem, name, data[ name ] ); - } + // Jump to end and forget the data so .add doesn't re-fire + firingIndex = list.length; + memory = false; } - jQuery._data( elem, "parsedAttrs", true ); } } - return data; - } - - // Sets multiple values - if ( typeof key === "object" ) { - return this.each(function() { - jQuery.data( this, key ); - }); - } + // Forget the data if we're done with it + if ( !options.memory ) { + memory = false; + } - return arguments.length > 1 ? + firing = false; - // Sets one value - this.each(function() { - jQuery.data( this, key, value ); - }) : + // Clean up if we're done firing for good + if ( locked ) { - // Gets one value - // Try to fetch any internally stored data first - elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null; - }, + // Keep an empty list if we have data for future add calls + if ( memory ) { + list = []; - removeData: function( key ) { - return this.each(function() { - jQuery.removeData( this, key ); - }); - } -}); + // Otherwise, this object is spent + } else { + list = ""; + } + } + }, -function dataAttr( elem, key, data ) { - // If nothing was found internally, try to fetch any - // data from the HTML5 data-* attribute - if ( data === undefined && elem.nodeType === 1 ) { + // Actual Callbacks object + self = { - var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + // Add a callback or a collection of callbacks to the list + add: function() { + if ( list ) { - data = elem.getAttribute( name ); + // If we have memory from a past run, we should fire after adding + if ( memory && !firing ) { + firingIndex = list.length - 1; + queue.push( memory ); + } - if ( typeof data === "string" ) { - try { - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : - // Only convert to a number if it doesn't change the string - +data + "" === data ? +data : - rbrace.test( data ) ? jQuery.parseJSON( data ) : - data; - } catch( e ) {} + ( function add( args ) { + jQuery.each( args, function( _, arg ) { + if ( isFunction( arg ) ) { + if ( !options.unique || !self.has( arg ) ) { + list.push( arg ); + } + } else if ( arg && arg.length && toType( arg ) !== "string" ) { - // Make sure we set the data so it isn't changed later - jQuery.data( elem, key, data ); + // Inspect recursively + add( arg ); + } + } ); + } )( arguments ); - } else { - data = undefined; - } - } + if ( memory && !firing ) { + fire(); + } + } + return this; + }, - return data; -} + // Remove a callback from the list + remove: function() { + jQuery.each( arguments, function( _, arg ) { + var index; + while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { + list.splice( index, 1 ); + + // Handle firing indexes + if ( index <= firingIndex ) { + firingIndex--; + } + } + } ); + return this; + }, -// checks a cache object for emptiness -function isEmptyDataObject( obj ) { - var name; - for ( name in obj ) { + // Check if a given callback is in the list. + // If no argument is given, return whether or not list has callbacks attached. + has: function( fn ) { + return fn ? + jQuery.inArray( fn, list ) > -1 : + list.length > 0; + }, - // if the public data object is empty, the private is still empty - if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) { - continue; - } - if ( name !== "toJSON" ) { - return false; - } - } + // Remove all callbacks from the list + empty: function() { + if ( list ) { + list = []; + } + return this; + }, - return true; -} -jQuery.extend({ - queue: function( elem, type, data ) { - var queue; + // Disable .fire and .add + // Abort any current/pending executions + // Clear all callbacks and values + disable: function() { + locked = queue = []; + list = memory = ""; + return this; + }, + disabled: function() { + return !list; + }, - if ( elem ) { - type = ( type || "fx" ) + "queue"; - queue = jQuery._data( elem, type ); + // Disable .fire + // Also disable .add unless we have memory (since it would have no effect) + // Abort any pending executions + lock: function() { + locked = queue = []; + if ( !memory && !firing ) { + list = memory = ""; + } + return this; + }, + locked: function() { + return !!locked; + }, - // Speed up dequeue by getting out quickly if this is just a lookup - if ( data ) { - if ( !queue || jQuery.isArray(data) ) { - queue = jQuery._data( elem, type, jQuery.makeArray(data) ); - } else { - queue.push( data ); + // Call all callbacks with the given context and arguments + fireWith: function( context, args ) { + if ( !locked ) { + args = args || []; + args = [ context, args.slice ? args.slice() : args ]; + queue.push( args ); + if ( !firing ) { + fire(); + } } + return this; + }, + + // Call all the callbacks with the given arguments + fire: function() { + self.fireWith( this, arguments ); + return this; + }, + + // To know if the callbacks have already been called at least once + fired: function() { + return !!fired; } - return queue || []; - } - }, + }; - dequeue: function( elem, type ) { - type = type || "fx"; + return self; +}; - var queue = jQuery.queue( elem, type ), - startLength = queue.length, - fn = queue.shift(), - hooks = jQuery._queueHooks( elem, type ), - next = function() { - jQuery.dequeue( elem, type ); - }; - // If the fx queue is dequeued, always remove the progress sentinel - if ( fn === "inprogress" ) { - fn = queue.shift(); - startLength--; - } +function Identity( v ) { + return v; +} +function Thrower( ex ) { + throw ex; +} - if ( fn ) { +function adoptValue( value, resolve, reject, noValue ) { + var method; - // Add a progress sentinel to prevent the fx queue from being - // automatically dequeued - if ( type === "fx" ) { - queue.unshift( "inprogress" ); - } + try { - // clear up the last queue stop function - delete hooks.stop; - fn.call( elem, next, hooks ); - } + // Check for promise aspect first to privilege synchronous behavior + if ( value && isFunction( ( method = value.promise ) ) ) { + method.call( value ).done( resolve ).fail( reject ); - if ( !startLength && hooks ) { - hooks.empty.fire(); + // Other thenables + } else if ( value && isFunction( ( method = value.then ) ) ) { + method.call( value, resolve, reject ); + + // Other non-thenables + } else { + + // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: + // * false: [ value ].slice( 0 ) => resolve( value ) + // * true: [ value ].slice( 1 ) => resolve() + resolve.apply( undefined, [ value ].slice( noValue ) ); } - }, - // not intended for public consumption - generates a queueHooks object, or returns the current one - _queueHooks: function( elem, type ) { - var key = type + "queueHooks"; - return jQuery._data( elem, key ) || jQuery._data( elem, key, { - empty: jQuery.Callbacks("once memory").add(function() { - jQuery._removeData( elem, type + "queue" ); - jQuery._removeData( elem, key ); - }) - }); + // For Promises/A+, convert exceptions into rejections + // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in + // Deferred#then to conditionally suppress rejection. + } catch ( value ) { + + // Support: Android 4.0 only + // Strict mode functions invoked without .call/.apply get global-object context + reject.apply( undefined, [ value ] ); } -}); +} -jQuery.fn.extend({ - queue: function( type, data ) { - var setter = 2; +jQuery.extend( { - if ( typeof type !== "string" ) { - data = type; - type = "fx"; - setter--; - } + Deferred: function( func ) { + var tuples = [ - if ( arguments.length < setter ) { - return jQuery.queue( this[0], type ); - } + // action, add listener, callbacks, + // ... .then handlers, argument index, [final state] + [ "notify", "progress", jQuery.Callbacks( "memory" ), + jQuery.Callbacks( "memory" ), 2 ], + [ "resolve", "done", jQuery.Callbacks( "once memory" ), + jQuery.Callbacks( "once memory" ), 0, "resolved" ], + [ "reject", "fail", jQuery.Callbacks( "once memory" ), + jQuery.Callbacks( "once memory" ), 1, "rejected" ] + ], + state = "pending", + promise = { + state: function() { + return state; + }, + always: function() { + deferred.done( arguments ).fail( arguments ); + return this; + }, + "catch": function( fn ) { + return promise.then( null, fn ); + }, - return data === undefined ? - this : - this.each(function() { - var queue = jQuery.queue( this, type, data ); + // Keep pipe for back-compat + pipe: function( /* fnDone, fnFail, fnProgress */ ) { + var fns = arguments; - // ensure a hooks for this queue - jQuery._queueHooks( this, type ); + return jQuery.Deferred( function( newDefer ) { + jQuery.each( tuples, function( i, tuple ) { - if ( type === "fx" && queue[0] !== "inprogress" ) { - jQuery.dequeue( this, type ); - } - }); - }, - dequeue: function( type ) { - return this.each(function() { - jQuery.dequeue( this, type ); - }); - }, - // Based off of the plugin by Clint Helfers, with permission. - // http://blindsignals.com/index.php/2009/07/jquery-delay/ - delay: function( time, type ) { - time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; - type = type || "fx"; + // Map tuples (progress, done, fail) to arguments (done, fail, progress) + var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; - return this.queue( type, function( next, hooks ) { - var timeout = setTimeout( next, time ); - hooks.stop = function() { - clearTimeout( timeout ); - }; - }); - }, - clearQueue: function( type ) { - return this.queue( type || "fx", [] ); - }, - // Get a promise resolved when queues of a certain type - // are emptied (fx is the type by default) - promise: function( type, obj ) { - var tmp, - count = 1, - defer = jQuery.Deferred(), - elements = this, - i = this.length, - resolve = function() { - if ( !( --count ) ) { - defer.resolveWith( elements, [ elements ] ); - } - }; + // deferred.progress(function() { bind to newDefer or newDefer.notify }) + // deferred.done(function() { bind to newDefer or newDefer.resolve }) + // deferred.fail(function() { bind to newDefer or newDefer.reject }) + deferred[ tuple[ 1 ] ]( function() { + var returned = fn && fn.apply( this, arguments ); + if ( returned && isFunction( returned.promise ) ) { + returned.promise() + .progress( newDefer.notify ) + .done( newDefer.resolve ) + .fail( newDefer.reject ); + } else { + newDefer[ tuple[ 0 ] + "With" ]( + this, + fn ? [ returned ] : arguments + ); + } + } ); + } ); + fns = null; + } ).promise(); + }, + then: function( onFulfilled, onRejected, onProgress ) { + var maxDepth = 0; + function resolve( depth, deferred, handler, special ) { + return function() { + var that = this, + args = arguments, + mightThrow = function() { + var returned, then; + + // Support: Promises/A+ section 2.3.3.3.3 + // https://promisesaplus.com/#point-59 + // Ignore double-resolution attempts + if ( depth < maxDepth ) { + return; + } - if ( typeof type !== "string" ) { - obj = type; - type = undefined; - } - type = type || "fx"; + returned = handler.apply( that, args ); - while( i-- ) { - tmp = jQuery._data( elements[ i ], type + "queueHooks" ); - if ( tmp && tmp.empty ) { - count++; - tmp.empty.add( resolve ); - } - } - resolve(); - return defer.promise( obj ); - } -}); -var nodeHook, boolHook, - rclass = /[\t\r\n\f]/g, - rreturn = /\r/g, - rfocusable = /^(?:input|select|textarea|button|object)$/i, - rclickable = /^(?:a|area)$/i, - ruseDefault = /^(?:checked|selected)$/i, - getSetAttribute = jQuery.support.getSetAttribute, - getSetInput = jQuery.support.input; - -jQuery.fn.extend({ - attr: function( name, value ) { - return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 ); - }, + // Support: Promises/A+ section 2.3.1 + // https://promisesaplus.com/#point-48 + if ( returned === deferred.promise() ) { + throw new TypeError( "Thenable self-resolution" ); + } - removeAttr: function( name ) { - return this.each(function() { - jQuery.removeAttr( this, name ); - }); - }, + // Support: Promises/A+ sections 2.3.3.1, 3.5 + // https://promisesaplus.com/#point-54 + // https://promisesaplus.com/#point-75 + // Retrieve `then` only once + then = returned && + + // Support: Promises/A+ section 2.3.4 + // https://promisesaplus.com/#point-64 + // Only check objects and functions for thenability + ( typeof returned === "object" || + typeof returned === "function" ) && + returned.then; + + // Handle a returned thenable + if ( isFunction( then ) ) { + + // Special processors (notify) just wait for resolution + if ( special ) { + then.call( + returned, + resolve( maxDepth, deferred, Identity, special ), + resolve( maxDepth, deferred, Thrower, special ) + ); + + // Normal processors (resolve) also hook into progress + } else { + + // ...and disregard older resolution values + maxDepth++; + + then.call( + returned, + resolve( maxDepth, deferred, Identity, special ), + resolve( maxDepth, deferred, Thrower, special ), + resolve( maxDepth, deferred, Identity, + deferred.notifyWith ) + ); + } + + // Handle all other returned values + } else { + + // Only substitute handlers pass on context + // and multiple values (non-spec behavior) + if ( handler !== Identity ) { + that = undefined; + args = [ returned ]; + } + + // Process the value(s) + // Default process is resolve + ( special || deferred.resolveWith )( that, args ); + } + }, + + // Only normal processors (resolve) catch and reject exceptions + process = special ? + mightThrow : + function() { + try { + mightThrow(); + } catch ( e ) { + + if ( jQuery.Deferred.exceptionHook ) { + jQuery.Deferred.exceptionHook( e, + process.stackTrace ); + } + + // Support: Promises/A+ section 2.3.3.3.4.1 + // https://promisesaplus.com/#point-61 + // Ignore post-resolution exceptions + if ( depth + 1 >= maxDepth ) { + + // Only substitute handlers pass on context + // and multiple values (non-spec behavior) + if ( handler !== Thrower ) { + that = undefined; + args = [ e ]; + } + + deferred.rejectWith( that, args ); + } + } + }; + + // Support: Promises/A+ section 2.3.3.3.1 + // https://promisesaplus.com/#point-57 + // Re-resolve promises immediately to dodge false rejection from + // subsequent errors + if ( depth ) { + process(); + } else { - prop: function( name, value ) { - return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 ); - }, + // Call an optional hook to record the stack, in case of exception + // since it's otherwise lost when execution goes async + if ( jQuery.Deferred.getStackHook ) { + process.stackTrace = jQuery.Deferred.getStackHook(); + } + window.setTimeout( process ); + } + }; + } - removeProp: function( name ) { - name = jQuery.propFix[ name ] || name; - return this.each(function() { - // try/catch handles cases where IE balks (such as removing a property on window) - try { - this[ name ] = undefined; - delete this[ name ]; - } catch( e ) {} - }); - }, + return jQuery.Deferred( function( newDefer ) { + + // progress_handlers.add( ... ) + tuples[ 0 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onProgress ) ? + onProgress : + Identity, + newDefer.notifyWith + ) + ); + + // fulfilled_handlers.add( ... ) + tuples[ 1 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onFulfilled ) ? + onFulfilled : + Identity + ) + ); + + // rejected_handlers.add( ... ) + tuples[ 2 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onRejected ) ? + onRejected : + Thrower + ) + ); + } ).promise(); + }, - addClass: function( value ) { - var classes, elem, cur, clazz, j, - i = 0, - len = this.length, - proceed = typeof value === "string" && value; + // Get a promise for this deferred + // If obj is provided, the promise aspect is added to the object + promise: function( obj ) { + return obj != null ? jQuery.extend( obj, promise ) : promise; + } + }, + deferred = {}; - if ( jQuery.isFunction( value ) ) { - return this.each(function( j ) { - jQuery( this ).addClass( value.call( this, j, this.className ) ); - }); - } + // Add list-specific methods + jQuery.each( tuples, function( i, tuple ) { + var list = tuple[ 2 ], + stateString = tuple[ 5 ]; - if ( proceed ) { - // The disjunction here is for better compressibility (see removeClass) - classes = ( value || "" ).match( core_rnotwhite ) || []; + // promise.progress = list.add + // promise.done = list.add + // promise.fail = list.add + promise[ tuple[ 1 ] ] = list.add; - for ( ; i < len; i++ ) { - elem = this[ i ]; - cur = elem.nodeType === 1 && ( elem.className ? - ( " " + elem.className + " " ).replace( rclass, " " ) : - " " - ); + // Handle state + if ( stateString ) { + list.add( + function() { - if ( cur ) { - j = 0; - while ( (clazz = classes[j++]) ) { - if ( cur.indexOf( " " + clazz + " " ) < 0 ) { - cur += clazz + " "; - } - } - elem.className = jQuery.trim( cur ); + // state = "resolved" (i.e., fulfilled) + // state = "rejected" + state = stateString; + }, - } + // rejected_callbacks.disable + // fulfilled_callbacks.disable + tuples[ 3 - i ][ 2 ].disable, + + // rejected_handlers.disable + // fulfilled_handlers.disable + tuples[ 3 - i ][ 3 ].disable, + + // progress_callbacks.lock + tuples[ 0 ][ 2 ].lock, + + // progress_handlers.lock + tuples[ 0 ][ 3 ].lock + ); } - } - return this; - }, + // progress_handlers.fire + // fulfilled_handlers.fire + // rejected_handlers.fire + list.add( tuple[ 3 ].fire ); - removeClass: function( value ) { - var classes, elem, cur, clazz, j, - i = 0, - len = this.length, - proceed = arguments.length === 0 || typeof value === "string" && value; + // deferred.notify = function() { deferred.notifyWith(...) } + // deferred.resolve = function() { deferred.resolveWith(...) } + // deferred.reject = function() { deferred.rejectWith(...) } + deferred[ tuple[ 0 ] ] = function() { + deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments ); + return this; + }; - if ( jQuery.isFunction( value ) ) { - return this.each(function( j ) { - jQuery( this ).removeClass( value.call( this, j, this.className ) ); - }); - } - if ( proceed ) { - classes = ( value || "" ).match( core_rnotwhite ) || []; + // deferred.notifyWith = list.fireWith + // deferred.resolveWith = list.fireWith + // deferred.rejectWith = list.fireWith + deferred[ tuple[ 0 ] + "With" ] = list.fireWith; + } ); - for ( ; i < len; i++ ) { - elem = this[ i ]; - // This expression is here for better compressibility (see addClass) - cur = elem.nodeType === 1 && ( elem.className ? - ( " " + elem.className + " " ).replace( rclass, " " ) : - "" - ); + // Make the deferred a promise + promise.promise( deferred ); - if ( cur ) { - j = 0; - while ( (clazz = classes[j++]) ) { - // Remove *all* instances - while ( cur.indexOf( " " + clazz + " " ) >= 0 ) { - cur = cur.replace( " " + clazz + " ", " " ); - } - } - elem.className = value ? jQuery.trim( cur ) : ""; - } - } + // Call given func if any + if ( func ) { + func.call( deferred, deferred ); } - return this; + // All done! + return deferred; }, - toggleClass: function( value, stateVal ) { - var type = typeof value; + // Deferred helper + when: function( singleValue ) { + var - if ( typeof stateVal === "boolean" && type === "string" ) { - return stateVal ? this.addClass( value ) : this.removeClass( value ); - } + // count of uncompleted subordinates + remaining = arguments.length, - if ( jQuery.isFunction( value ) ) { - return this.each(function( i ) { - jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); - }); - } + // count of unprocessed arguments + i = remaining, - return this.each(function() { - if ( type === "string" ) { - // toggle individual class names - var className, - i = 0, - self = jQuery( this ), - classNames = value.match( core_rnotwhite ) || []; + // subordinate fulfillment data + resolveContexts = Array( i ), + resolveValues = slice.call( arguments ), - while ( (className = classNames[ i++ ]) ) { - // check each className given, space separated list - if ( self.hasClass( className ) ) { - self.removeClass( className ); - } else { - self.addClass( className ); + // the master Deferred + master = jQuery.Deferred(), + + // subordinate callback factory + updateFunc = function( i ) { + return function( value ) { + resolveContexts[ i ] = this; + resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; + if ( !( --remaining ) ) { + master.resolveWith( resolveContexts, resolveValues ); } - } + }; + }; - // Toggle whole class name - } else if ( type === core_strundefined || type === "boolean" ) { - if ( this.className ) { - // store className if set - jQuery._data( this, "__className__", this.className ); - } + // Single- and empty arguments are adopted like Promise.resolve + if ( remaining <= 1 ) { + adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject, + !remaining ); - // If the element has a class name or if we're passed "false", - // then remove the whole classname (if there was one, the above saved it). - // Otherwise bring back whatever was previously saved (if anything), - // falling back to the empty string if nothing was stored. - this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || ""; - } - }); - }, + // Use .then() to unwrap secondary thenables (cf. gh-3000) + if ( master.state() === "pending" || + isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { - hasClass: function( selector ) { - var className = " " + selector + " ", - i = 0, - l = this.length; - for ( ; i < l; i++ ) { - if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) { - return true; + return master.then(); } } - return false; - }, - - val: function( value ) { - var ret, hooks, isFunction, - elem = this[0]; + // Multiple arguments are aggregated like Promise.all array elements + while ( i-- ) { + adoptValue( resolveValues[ i ], updateFunc( i ), master.reject ); + } - if ( !arguments.length ) { - if ( elem ) { - hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; + return master.promise(); + } +} ); - if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { - return ret; - } - ret = elem.value; +// These usually indicate a programmer mistake during development, +// warn about them ASAP rather than swallowing them by default. +var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; - return typeof ret === "string" ? - // handle most common string cases - ret.replace(rreturn, "") : - // handle cases where value is null/undef or number - ret == null ? "" : ret; - } +jQuery.Deferred.exceptionHook = function( error, stack ) { - return; - } + // Support: IE 8 - 9 only + // Console exists when dev tools are open, which can happen at any time + if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) { + window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack ); + } +}; - isFunction = jQuery.isFunction( value ); - return this.each(function( i ) { - var val; - if ( this.nodeType !== 1 ) { - return; - } - if ( isFunction ) { - val = value.call( this, i, jQuery( this ).val() ); - } else { - val = value; - } +jQuery.readyException = function( error ) { + window.setTimeout( function() { + throw error; + } ); +}; - // Treat null/undefined as ""; convert numbers to string - if ( val == null ) { - val = ""; - } else if ( typeof val === "number" ) { - val += ""; - } else if ( jQuery.isArray( val ) ) { - val = jQuery.map(val, function ( value ) { - return value == null ? "" : value + ""; - }); - } - hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; - // If set returns undefined, fall back to normal setting - if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { - this.value = val; - } - }); - } -}); -jQuery.extend({ - valHooks: { - option: { - get: function( elem ) { - // Use proper attribute retrieval(#6932, #12072) - var val = jQuery.find.attr( elem, "value" ); - return val != null ? - val : - elem.text; - } - }, - select: { - get: function( elem ) { - var value, option, - options = elem.options, - index = elem.selectedIndex, - one = elem.type === "select-one" || index < 0, - values = one ? null : [], - max = one ? index + 1 : options.length, - i = index < 0 ? - max : - one ? index : 0; +// The deferred used on DOM ready +var readyList = jQuery.Deferred(); - // Loop through all the selected options - for ( ; i < max; i++ ) { - option = options[ i ]; +jQuery.fn.ready = function( fn ) { - // oldIE doesn't update selected after form reset (#2551) - if ( ( option.selected || i === index ) && - // Don't return options that are disabled or in a disabled optgroup - ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) && - ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) { + readyList + .then( fn ) - // Get the specific value for the option - value = jQuery( option ).val(); + // Wrap jQuery.readyException in a function so that the lookup + // happens at the time of error handling instead of callback + // registration. + .catch( function( error ) { + jQuery.readyException( error ); + } ); - // We don't need an array for one selects - if ( one ) { - return value; - } + return this; +}; - // Multi-Selects return an array - values.push( value ); - } - } +jQuery.extend( { - return values; - }, + // Is the DOM ready to be used? Set to true once it occurs. + isReady: false, - set: function( elem, value ) { - var optionSet, option, - options = elem.options, - values = jQuery.makeArray( value ), - i = options.length; + // A counter to track how many items to wait for before + // the ready event fires. See #6781 + readyWait: 1, - while ( i-- ) { - option = options[ i ]; - if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) { - optionSet = true; - } - } + // Handle when the DOM is ready + ready: function( wait ) { - // force browsers to behave consistently when non-matching value is set - if ( !optionSet ) { - elem.selectedIndex = -1; - } - return values; - } + // Abort if there are pending holds or we're already ready + if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { + return; } - }, - attr: function( elem, name, value ) { - var hooks, ret, - nType = elem.nodeType; + // Remember that the DOM is ready + jQuery.isReady = true; - // don't get/set attributes on text, comment and attribute nodes - if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { + // If a normal DOM Ready event fired, decrement, and wait if need be + if ( wait !== true && --jQuery.readyWait > 0 ) { return; } - // Fallback to prop when attributes are not supported - if ( typeof elem.getAttribute === core_strundefined ) { - return jQuery.prop( elem, name, value ); - } - - // All attributes are lowercase - // Grab necessary hook if one is defined - if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { - name = name.toLowerCase(); - hooks = jQuery.attrHooks[ name ] || - ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook ); - } + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); + } +} ); - if ( value !== undefined ) { +jQuery.ready.then = readyList.then; - if ( value === null ) { - jQuery.removeAttr( elem, name ); +// The ready event handler and self cleanup method +function completed() { + document.removeEventListener( "DOMContentLoaded", completed ); + window.removeEventListener( "load", completed ); + jQuery.ready(); +} - } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { - return ret; +// Catch cases where $(document).ready() is called +// after the browser event has already occurred. +// Support: IE <=9 - 10 only +// Older IE sometimes signals "interactive" too soon +if ( document.readyState === "complete" || + ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { - } else { - elem.setAttribute( name, value + "" ); - return value; - } + // Handle it asynchronously to allow scripts the opportunity to delay ready + window.setTimeout( jQuery.ready ); - } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { - return ret; +} else { - } else { - ret = jQuery.find.attr( elem, name ); + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed ); - // Non-existent attributes return null, we normalize to undefined - return ret == null ? - undefined : - ret; - } - }, + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed ); +} - removeAttr: function( elem, value ) { - var name, propName, - i = 0, - attrNames = value && value.match( core_rnotwhite ); - if ( attrNames && elem.nodeType === 1 ) { - while ( (name = attrNames[i++]) ) { - propName = jQuery.propFix[ name ] || name; - - // Boolean attributes get special treatment (#10870) - if ( jQuery.expr.match.bool.test( name ) ) { - // Set corresponding property to false - if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { - elem[ propName ] = false; - // Support: IE<9 - // Also clear defaultChecked/defaultSelected (if appropriate) - } else { - elem[ jQuery.camelCase( "default-" + name ) ] = - elem[ propName ] = false; - } - // See #9699 for explanation of this approach (setting first, then removal) - } else { - jQuery.attr( elem, name, "" ); - } - elem.removeAttribute( getSetAttribute ? name : propName ); - } - } - }, +// Multifunctional method to get and set values of a collection +// The value/s can optionally be executed if it's a function +var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { + var i = 0, + len = elems.length, + bulk = key == null; - attrHooks: { - type: { - set: function( elem, value ) { - if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) { - // Setting the type on a radio button after the value resets the value in IE6-9 - // Reset value to default in case type is set after value during creation - var val = elem.value; - elem.setAttribute( "type", value ); - if ( val ) { - elem.value = val; - } - return value; - } - } + // Sets many values + if ( toType( key ) === "object" ) { + chainable = true; + for ( i in key ) { + access( elems, fn, i, key[ i ], true, emptyGet, raw ); } - }, - - propFix: { - "for": "htmlFor", - "class": "className" - }, - prop: function( elem, name, value ) { - var ret, hooks, notxml, - nType = elem.nodeType; + // Sets one value + } else if ( value !== undefined ) { + chainable = true; - // don't get/set properties on text, comment and attribute nodes - if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { - return; + if ( !isFunction( value ) ) { + raw = true; } - notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); - - if ( notxml ) { - // Fix name and attach hooks - name = jQuery.propFix[ name ] || name; - hooks = jQuery.propHooks[ name ]; - } + if ( bulk ) { - if ( value !== undefined ) { - return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ? - ret : - ( elem[ name ] = value ); + // Bulk operations run against the entire set + if ( raw ) { + fn.call( elems, value ); + fn = null; - } else { - return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ? - ret : - elem[ name ]; + // ...except when executing function values + } else { + bulk = fn; + fn = function( elem, key, value ) { + return bulk.call( jQuery( elem ), value ); + }; + } } - }, - propHooks: { - tabIndex: { - get: function( elem ) { - // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set - // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ - // Use proper attribute retrieval(#12072) - var tabindex = jQuery.find.attr( elem, "tabindex" ); - - return tabindex ? - parseInt( tabindex, 10 ) : - rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? - 0 : - -1; + if ( fn ) { + for ( ; i < len; i++ ) { + fn( + elems[ i ], key, raw ? + value : + value.call( elems[ i ], i, fn( elems[ i ], key ) ) + ); } } } -}); - -// Hooks for boolean attributes -boolHook = { - set: function( elem, value, name ) { - if ( value === false ) { - // Remove boolean attributes when set to false - jQuery.removeAttr( elem, name ); - } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { - // IE<8 needs the *property* name - elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name ); - // Use defaultChecked and defaultSelected for oldIE - } else { - elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true; - } + if ( chainable ) { + return elems; + } - return name; + // Gets + if ( bulk ) { + return fn.call( elems ); } + + return len ? fn( elems[ 0 ], key ) : emptyGet; }; -jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { - var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr; - - jQuery.expr.attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ? - function( elem, name, isXML ) { - var fn = jQuery.expr.attrHandle[ name ], - ret = isXML ? - undefined : - /* jshint eqeqeq: false */ - (jQuery.expr.attrHandle[ name ] = undefined) != - getter( elem, name, isXML ) ? - - name.toLowerCase() : - null; - jQuery.expr.attrHandle[ name ] = fn; - return ret; - } : - function( elem, name, isXML ) { - return isXML ? - undefined : - elem[ jQuery.camelCase( "default-" + name ) ] ? - name.toLowerCase() : - null; - }; -}); -// fix oldIE attroperties -if ( !getSetInput || !getSetAttribute ) { - jQuery.attrHooks.value = { - set: function( elem, value, name ) { - if ( jQuery.nodeName( elem, "input" ) ) { - // Does not return so that setAttribute is also used - elem.defaultValue = value; - } else { - // Use nodeHook if defined (#1954); otherwise setAttribute is fine - return nodeHook && nodeHook.set( elem, value, name ); - } - } - }; + +// Matches dashed string for camelizing +var rmsPrefix = /^-ms-/, + rdashAlpha = /-([a-z])/g; + +// Used by camelCase as callback to replace() +function fcamelCase( all, letter ) { + return letter.toUpperCase(); } -// IE6/7 do not support getting/setting some attributes with get/setAttribute -if ( !getSetAttribute ) { - - // Use this for any attribute in IE6/7 - // This fixes almost every IE6/7 issue - nodeHook = { - set: function( elem, value, name ) { - // Set the existing or create a new attribute node - var ret = elem.getAttributeNode( name ); - if ( !ret ) { - elem.setAttributeNode( - (ret = elem.ownerDocument.createAttribute( name )) - ); - } +// Convert dashed to camelCase; used by the css and data modules +// Support: IE <=9 - 11, Edge 12 - 15 +// Microsoft forgot to hump their vendor prefix (#9572) +function camelCase( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); +} +var acceptData = function( owner ) { + + // Accepts only: + // - Node + // - Node.ELEMENT_NODE + // - Node.DOCUMENT_NODE + // - Object + // - Any + return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); +}; - ret.value = value += ""; - // Break association with cloned elements by also using setAttribute (#9646) - return name === "value" || value === elem.getAttribute( name ) ? - value : - undefined; - } - }; - jQuery.expr.attrHandle.id = jQuery.expr.attrHandle.name = jQuery.expr.attrHandle.coords = - // Some attributes are constructed with empty-string values when not defined - function( elem, name, isXML ) { - var ret; - return isXML ? - undefined : - (ret = elem.getAttributeNode( name )) && ret.value !== "" ? - ret.value : - null; - }; - jQuery.valHooks.button = { - get: function( elem, name ) { - var ret = elem.getAttributeNode( name ); - return ret && ret.specified ? - ret.value : - undefined; - }, - set: nodeHook.set - }; - // Set contenteditable to false on removals(#10429) - // Setting to empty string throws an error as an invalid value - jQuery.attrHooks.contenteditable = { - set: function( elem, value, name ) { - nodeHook.set( elem, value === "" ? false : value, name ); - } - }; - // Set width and height to auto instead of 0 on empty string( Bug #8150 ) - // This is for removals - jQuery.each([ "width", "height" ], function( i, name ) { - jQuery.attrHooks[ name ] = { - set: function( elem, value ) { - if ( value === "" ) { - elem.setAttribute( name, "auto" ); - return value; - } - } - }; - }); +function Data() { + this.expando = jQuery.expando + Data.uid++; } +Data.uid = 1; -// Some attributes require a special call on IE -// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx -if ( !jQuery.support.hrefNormalized ) { - // href/src property should get the full normalized URL (#10299/#12915) - jQuery.each([ "href", "src" ], function( i, name ) { - jQuery.propHooks[ name ] = { - get: function( elem ) { - return elem.getAttribute( name, 4 ); - } - }; - }); -} +Data.prototype = { -if ( !jQuery.support.style ) { - jQuery.attrHooks.style = { - get: function( elem ) { - // Return undefined in the case of empty string - // Note: IE uppercases css property names, but if we were to .toLowerCase() - // .cssText, that would destroy case senstitivity in URL's, like in "background" - return elem.style.cssText || undefined; - }, - set: function( elem, value ) { - return ( elem.style.cssText = value + "" ); - } - }; -} + cache: function( owner ) { -// Safari mis-reports the default selected property of an option -// Accessing the parent's selectedIndex property fixes it -if ( !jQuery.support.optSelected ) { - jQuery.propHooks.selected = { - get: function( elem ) { - var parent = elem.parentNode; + // Check if the owner object already has a cache + var value = owner[ this.expando ]; - if ( parent ) { - parent.selectedIndex; + // If not, create one + if ( !value ) { + value = {}; - // Make sure that it also works with optgroups, see #5701 - if ( parent.parentNode ) { - parent.parentNode.selectedIndex; + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return an empty object. + if ( acceptData( owner ) ) { + + // If it is a node unlikely to be stringify-ed or looped over + // use plain assignment + if ( owner.nodeType ) { + owner[ this.expando ] = value; + + // Otherwise secure it in a non-enumerable property + // configurable must be true to allow the property to be + // deleted when data is removed + } else { + Object.defineProperty( owner, this.expando, { + value: value, + configurable: true + } ); } } - return null; } - }; -} -jQuery.each([ - "tabIndex", - "readOnly", - "maxLength", - "cellSpacing", - "cellPadding", - "rowSpan", - "colSpan", - "useMap", - "frameBorder", - "contentEditable" -], function() { - jQuery.propFix[ this.toLowerCase() ] = this; -}); + return value; + }, + set: function( owner, data, value ) { + var prop, + cache = this.cache( owner ); -// IE6/7 call enctype encoding -if ( !jQuery.support.enctype ) { - jQuery.propFix.enctype = "encoding"; -} + // Handle: [ owner, key, value ] args + // Always use camelCase key (gh-2257) + if ( typeof data === "string" ) { + cache[ camelCase( data ) ] = value; -// Radios and checkboxes getter/setter -jQuery.each([ "radio", "checkbox" ], function() { - jQuery.valHooks[ this ] = { - set: function( elem, value ) { - if ( jQuery.isArray( value ) ) { - return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); + // Handle: [ owner, { properties } ] args + } else { + + // Copy the properties one-by-one to the cache object + for ( prop in data ) { + cache[ camelCase( prop ) ] = data[ prop ]; } } - }; - if ( !jQuery.support.checkOn ) { - jQuery.valHooks[ this ].get = function( elem ) { - // Support: Webkit - // "" is returned instead of "on" if a value isn't specified - return elem.getAttribute("value") === null ? "on" : elem.value; - }; - } -}); -var rformElems = /^(?:input|select|textarea)$/i, - rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|contextmenu)|click/, - rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; - -function returnTrue() { - return true; -} + return cache; + }, + get: function( owner, key ) { + return key === undefined ? + this.cache( owner ) : -function returnFalse() { - return false; -} + // Always use camelCase key (gh-2257) + owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; + }, + access: function( owner, key, value ) { -function safeActiveElement() { - try { - return document.activeElement; - } catch ( err ) { } -} + // In cases where either: + // + // 1. No key was specified + // 2. A string key was specified, but no value provided + // + // Take the "read" path and allow the get method to determine + // which value to return, respectively either: + // + // 1. The entire cache object + // 2. The data stored at the key + // + if ( key === undefined || + ( ( key && typeof key === "string" ) && value === undefined ) ) { -/* - * Helper functions for managing events -- not part of the public interface. - * Props to Dean Edwards' addEvent library for many of the ideas. - */ -jQuery.event = { + return this.get( owner, key ); + } - global: {}, + // When the key is not a string, or both a key and value + // are specified, set or extend (existing objects) with either: + // + // 1. An object of properties + // 2. A key and value + // + this.set( owner, key, value ); - add: function( elem, types, handler, data, selector ) { - var tmp, events, t, handleObjIn, - special, eventHandle, handleObj, - handlers, type, namespaces, origType, - elemData = jQuery._data( elem ); + // Since the "set" path can have two possible entry points + // return the expected data based on which path was taken[*] + return value !== undefined ? value : key; + }, + remove: function( owner, key ) { + var i, + cache = owner[ this.expando ]; - // Don't attach events to noData or text/comment nodes (but allow plain objects) - if ( !elemData ) { + if ( cache === undefined ) { return; } - // Caller can pass in an object of custom data in lieu of the handler - if ( handler.handler ) { - handleObjIn = handler; - handler = handleObjIn.handler; - selector = handleObjIn.selector; - } + if ( key !== undefined ) { - // Make sure that the handler has a unique ID, used to find/remove it later - if ( !handler.guid ) { - handler.guid = jQuery.guid++; - } + // Support array or space separated string of keys + if ( Array.isArray( key ) ) { - // Init the element's event structure and main handler, if this is the first - if ( !(events = elemData.events) ) { - events = elemData.events = {}; - } - if ( !(eventHandle = elemData.handle) ) { - eventHandle = elemData.handle = function( e ) { - // Discard the second event of a jQuery.event.trigger() and - // when an event is called after a page has unloaded - return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ? - jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : - undefined; - }; - // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events - eventHandle.elem = elem; + // If key is an array of keys... + // We always set camelCase keys, so remove that. + key = key.map( camelCase ); + } else { + key = camelCase( key ); + + // If a key with the spaces exists, use it. + // Otherwise, create an array by matching non-whitespace + key = key in cache ? + [ key ] : + ( key.match( rnothtmlwhite ) || [] ); + } + + i = key.length; + + while ( i-- ) { + delete cache[ key[ i ] ]; + } } - // Handle multiple events separated by a space - types = ( types || "" ).match( core_rnotwhite ) || [""]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); + // Remove the expando if there's no more data + if ( key === undefined || jQuery.isEmptyObject( cache ) ) { - // There *must* be a type, no attaching namespace-only handlers - if ( !type ) { - continue; + // Support: Chrome <=35 - 45 + // Webkit & Blink performance suffers when deleting properties + // from DOM nodes, so set to undefined instead + // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) + if ( owner.nodeType ) { + owner[ this.expando ] = undefined; + } else { + delete owner[ this.expando ]; } + } + }, + hasData: function( owner ) { + var cache = owner[ this.expando ]; + return cache !== undefined && !jQuery.isEmptyObject( cache ); + } +}; +var dataPriv = new Data(); - // If event changes its type, use the special event handlers for the changed type - special = jQuery.event.special[ type ] || {}; +var dataUser = new Data(); - // If selector defined, determine special event api type, otherwise given type - type = ( selector ? special.delegateType : special.bindType ) || type; - // Update special based on newly reset type - special = jQuery.event.special[ type ] || {}; - // handleObj is passed to all event handlers - handleObj = jQuery.extend({ - type: type, - origType: origType, - data: data, - handler: handler, - guid: handler.guid, - selector: selector, - needsContext: selector && jQuery.expr.match.needsContext.test( selector ), - namespace: namespaces.join(".") - }, handleObjIn ); +// Implementation Summary +// +// 1. Enforce API surface and semantic compatibility with 1.9.x branch +// 2. Improve the module's maintainability by reducing the storage +// paths to a single mechanism. +// 3. Use the same single mechanism to support "private" and "user" data. +// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) +// 5. Avoid exposing implementation details on user objects (eg. expando properties) +// 6. Provide a clear path for implementation upgrade to WeakMap in 2014 - // Init the event handler queue if we're the first - if ( !(handlers = events[ type ]) ) { - handlers = events[ type ] = []; - handlers.delegateCount = 0; +var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, + rmultiDash = /[A-Z]/g; - // Only use addEventListener/attachEvent if the special events handler returns false - if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { - // Bind the global event handler to the element - if ( elem.addEventListener ) { - elem.addEventListener( type, eventHandle, false ); +function getData( data ) { + if ( data === "true" ) { + return true; + } - } else if ( elem.attachEvent ) { - elem.attachEvent( "on" + type, eventHandle ); - } - } - } + if ( data === "false" ) { + return false; + } - if ( special.add ) { - special.add.call( elem, handleObj ); + if ( data === "null" ) { + return null; + } - if ( !handleObj.handler.guid ) { - handleObj.handler.guid = handler.guid; - } - } + // Only convert to a number if it doesn't change the string + if ( data === +data + "" ) { + return +data; + } - // Add to the element's handler list, delegates in front - if ( selector ) { - handlers.splice( handlers.delegateCount++, 0, handleObj ); - } else { - handlers.push( handleObj ); - } + if ( rbrace.test( data ) ) { + return JSON.parse( data ); + } - // Keep track of which events have ever been used, for event optimization - jQuery.event.global[ type ] = true; + return data; +} + +function dataAttr( elem, key, data ) { + var name; + + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); + data = elem.getAttribute( name ); + + if ( typeof data === "string" ) { + try { + data = getData( data ); + } catch ( e ) {} + + // Make sure we set the data so it isn't changed later + dataUser.set( elem, key, data ); + } else { + data = undefined; } + } + return data; +} - // Nullify elem to prevent memory leaks in IE - elem = null; +jQuery.extend( { + hasData: function( elem ) { + return dataUser.hasData( elem ) || dataPriv.hasData( elem ); }, - // Detach an event or set of events from an element - remove: function( elem, types, handler, selector, mappedTypes ) { - var j, handleObj, tmp, - origCount, t, events, - special, handlers, type, - namespaces, origType, - elemData = jQuery.hasData( elem ) && jQuery._data( elem ); + data: function( elem, name, data ) { + return dataUser.access( elem, name, data ); + }, - if ( !elemData || !(events = elemData.events) ) { - return; - } + removeData: function( elem, name ) { + dataUser.remove( elem, name ); + }, - // Once for each type.namespace in types; type may be omitted - types = ( types || "" ).match( core_rnotwhite ) || [""]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); + // TODO: Now that all calls to _data and _removeData have been replaced + // with direct calls to dataPriv methods, these can be deprecated. + _data: function( elem, name, data ) { + return dataPriv.access( elem, name, data ); + }, - // Unbind all events (on this namespace, if provided) for the element - if ( !type ) { - for ( type in events ) { - jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); - } - continue; - } + _removeData: function( elem, name ) { + dataPriv.remove( elem, name ); + } +} ); - special = jQuery.event.special[ type ] || {}; - type = ( selector ? special.delegateType : special.bindType ) || type; - handlers = events[ type ] || []; - tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); +jQuery.fn.extend( { + data: function( key, value ) { + var i, name, data, + elem = this[ 0 ], + attrs = elem && elem.attributes; - // Remove matching events - origCount = j = handlers.length; - while ( j-- ) { - handleObj = handlers[ j ]; + // Gets all values + if ( key === undefined ) { + if ( this.length ) { + data = dataUser.get( elem ); - if ( ( mappedTypes || origType === handleObj.origType ) && - ( !handler || handler.guid === handleObj.guid ) && - ( !tmp || tmp.test( handleObj.namespace ) ) && - ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { - handlers.splice( j, 1 ); + if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { + i = attrs.length; + while ( i-- ) { - if ( handleObj.selector ) { - handlers.delegateCount--; - } - if ( special.remove ) { - special.remove.call( elem, handleObj ); + // Support: IE 11 only + // The attrs elements can be null (#14894) + if ( attrs[ i ] ) { + name = attrs[ i ].name; + if ( name.indexOf( "data-" ) === 0 ) { + name = camelCase( name.slice( 5 ) ); + dataAttr( elem, name, data[ name ] ); + } + } } + dataPriv.set( elem, "hasDataAttrs", true ); } } - // Remove generic event handler if we removed something and no more handlers exist - // (avoids potential for endless recursion during removal of special event handlers) - if ( origCount && !handlers.length ) { - if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { - jQuery.removeEvent( elem, type, elemData.handle ); - } - - delete events[ type ]; - } + return data; } - // Remove the expando if it's no longer used - if ( jQuery.isEmptyObject( events ) ) { - delete elemData.handle; - - // removeData also checks for emptiness and clears the expando if empty - // so use it instead of delete - jQuery._removeData( elem, "events" ); + // Sets multiple values + if ( typeof key === "object" ) { + return this.each( function() { + dataUser.set( this, key ); + } ); } - }, - - trigger: function( event, data, elem, onlyHandlers ) { - var handle, ontype, cur, - bubbleType, special, tmp, i, - eventPath = [ elem || document ], - type = core_hasOwn.call( event, "type" ) ? event.type : event, - namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; - cur = tmp = elem = elem || document; + return access( this, function( value ) { + var data; - // Don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { - return; - } + // The calling jQuery object (element matches) is not empty + // (and therefore has an element appears at this[ 0 ]) and the + // `value` parameter was not undefined. An empty jQuery object + // will result in `undefined` for elem = this[ 0 ] which will + // throw an exception if an attempt to read a data cache is made. + if ( elem && value === undefined ) { - // focus/blur morphs to focusin/out; ensure we're not firing them right now - if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { - return; - } + // Attempt to get data from the cache + // The key will always be camelCased in Data + data = dataUser.get( elem, key ); + if ( data !== undefined ) { + return data; + } - if ( type.indexOf(".") >= 0 ) { - // Namespaced trigger; create a regexp to match event type in handle() - namespaces = type.split("."); - type = namespaces.shift(); - namespaces.sort(); - } - ontype = type.indexOf(":") < 0 && "on" + type; + // Attempt to "discover" the data in + // HTML5 custom data-* attrs + data = dataAttr( elem, key ); + if ( data !== undefined ) { + return data; + } - // Caller can pass in a jQuery.Event object, Object, or just an event type string - event = event[ jQuery.expando ] ? - event : - new jQuery.Event( type, typeof event === "object" && event ); + // We tried really hard, but the data doesn't exist. + return; + } - // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) - event.isTrigger = onlyHandlers ? 2 : 3; - event.namespace = namespaces.join("."); - event.namespace_re = event.namespace ? - new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : - null; + // Set the data... + this.each( function() { - // Clean up the event in case it is being reused - event.result = undefined; - if ( !event.target ) { - event.target = elem; - } + // We always store the camelCased key + dataUser.set( this, key, value ); + } ); + }, null, value, arguments.length > 1, null, true ); + }, - // Clone any incoming data and prepend the event, creating the handler arg list - data = data == null ? - [ event ] : - jQuery.makeArray( data, [ event ] ); + removeData: function( key ) { + return this.each( function() { + dataUser.remove( this, key ); + } ); + } +} ); - // Allow special events to draw outside the lines - special = jQuery.event.special[ type ] || {}; - if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { - return; - } - // Determine event propagation path in advance, per W3C events spec (#9951) - // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) - if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { +jQuery.extend( { + queue: function( elem, type, data ) { + var queue; - bubbleType = special.delegateType || type; - if ( !rfocusMorph.test( bubbleType + type ) ) { - cur = cur.parentNode; - } - for ( ; cur; cur = cur.parentNode ) { - eventPath.push( cur ); - tmp = cur; - } + if ( elem ) { + type = ( type || "fx" ) + "queue"; + queue = dataPriv.get( elem, type ); - // Only add window if we got to document (e.g., not plain obj or detached DOM) - if ( tmp === (elem.ownerDocument || document) ) { - eventPath.push( tmp.defaultView || tmp.parentWindow || window ); + // Speed up dequeue by getting out quickly if this is just a lookup + if ( data ) { + if ( !queue || Array.isArray( data ) ) { + queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); + } else { + queue.push( data ); + } } + return queue || []; } + }, - // Fire handlers on the event path - i = 0; - while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { - - event.type = i > 1 ? - bubbleType : - special.bindType || type; + dequeue: function( elem, type ) { + type = type || "fx"; - // jQuery handler - handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); - if ( handle ) { - handle.apply( cur, data ); - } + var queue = jQuery.queue( elem, type ), + startLength = queue.length, + fn = queue.shift(), + hooks = jQuery._queueHooks( elem, type ), + next = function() { + jQuery.dequeue( elem, type ); + }; - // Native handler - handle = ontype && cur[ ontype ]; - if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) { - event.preventDefault(); - } + // If the fx queue is dequeued, always remove the progress sentinel + if ( fn === "inprogress" ) { + fn = queue.shift(); + startLength--; } - event.type = type; - - // If nobody prevented the default action, do it now - if ( !onlyHandlers && !event.isDefaultPrevented() ) { - - if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && - jQuery.acceptData( elem ) ) { - // Call a native DOM method on the target with the same name name as the event. - // Can't use an .isFunction() check here because IE6/7 fails that test. - // Don't do default actions on window, that's where global variables be (#6170) - if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) { - - // Don't re-trigger an onFOO event when we call its FOO() method - tmp = elem[ ontype ]; - - if ( tmp ) { - elem[ ontype ] = null; - } - - // Prevent re-triggering of the same event, since we already bubbled it above - jQuery.event.triggered = type; - try { - elem[ type ](); - } catch ( e ) { - // IE<9 dies on focus/blur to hidden element (#1486,#12518) - // only reproducible on winXP IE8 native, not IE9 in IE8 mode - } - jQuery.event.triggered = undefined; + if ( fn ) { - if ( tmp ) { - elem[ ontype ] = tmp; - } - } + // Add a progress sentinel to prevent the fx queue from being + // automatically dequeued + if ( type === "fx" ) { + queue.unshift( "inprogress" ); } + + // Clear up the last queue stop function + delete hooks.stop; + fn.call( elem, next, hooks ); } - return event.result; + if ( !startLength && hooks ) { + hooks.empty.fire(); + } }, - dispatch: function( event ) { - - // Make a writable jQuery.Event from the native event object - event = jQuery.event.fix( event ); - - var i, ret, handleObj, matched, j, - handlerQueue = [], - args = core_slice.call( arguments ), - handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [], - special = jQuery.event.special[ event.type ] || {}; + // Not public - generate a queueHooks object, or return the current one + _queueHooks: function( elem, type ) { + var key = type + "queueHooks"; + return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { + empty: jQuery.Callbacks( "once memory" ).add( function() { + dataPriv.remove( elem, [ type + "queue", key ] ); + } ) + } ); + } +} ); - // Use the fix-ed jQuery.Event rather than the (read-only) native event - args[0] = event; - event.delegateTarget = this; +jQuery.fn.extend( { + queue: function( type, data ) { + var setter = 2; - // Call the preDispatch hook for the mapped type, and let it bail if desired - if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { - return; + if ( typeof type !== "string" ) { + data = type; + type = "fx"; + setter--; } - // Determine handlers - handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - - // Run delegates first; they may want to stop propagation beneath us - i = 0; - while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { - event.currentTarget = matched.elem; - - j = 0; - while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { + if ( arguments.length < setter ) { + return jQuery.queue( this[ 0 ], type ); + } - // Triggered event must either 1) have no namespace, or - // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). - if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { + return data === undefined ? + this : + this.each( function() { + var queue = jQuery.queue( this, type, data ); - event.handleObj = handleObj; - event.data = handleObj.data; + // Ensure a hooks for this queue + jQuery._queueHooks( this, type ); - ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) - .apply( matched.elem, args ); + if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { + jQuery.dequeue( this, type ); + } + } ); + }, + dequeue: function( type ) { + return this.each( function() { + jQuery.dequeue( this, type ); + } ); + }, + clearQueue: function( type ) { + return this.queue( type || "fx", [] ); + }, - if ( ret !== undefined ) { - if ( (event.result = ret) === false ) { - event.preventDefault(); - event.stopPropagation(); - } - } + // Get a promise resolved when queues of a certain type + // are emptied (fx is the type by default) + promise: function( type, obj ) { + var tmp, + count = 1, + defer = jQuery.Deferred(), + elements = this, + i = this.length, + resolve = function() { + if ( !( --count ) ) { + defer.resolveWith( elements, [ elements ] ); } - } - } + }; - // Call the postDispatch hook for the mapped type - if ( special.postDispatch ) { - special.postDispatch.call( this, event ); + if ( typeof type !== "string" ) { + obj = type; + type = undefined; } + type = type || "fx"; - return event.result; - }, + while ( i-- ) { + tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); + if ( tmp && tmp.empty ) { + count++; + tmp.empty.add( resolve ); + } + } + resolve(); + return defer.promise( obj ); + } +} ); +var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; - handlers: function( event, handlers ) { - var sel, handleObj, matches, i, - handlerQueue = [], - delegateCount = handlers.delegateCount, - cur = event.target; +var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); - // Find delegate handlers - // Black-hole SVG instance trees (#13180) - // Avoid non-left-click bubbling in Firefox (#3861) - if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { - /* jshint eqeqeq: false */ - for ( ; cur != this; cur = cur.parentNode || this ) { - /* jshint eqeqeq: true */ +var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; - // Don't check non-elements (#13208) - // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) - if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) { - matches = []; - for ( i = 0; i < delegateCount; i++ ) { - handleObj = handlers[ i ]; +var documentElement = document.documentElement; - // Don't conflict with Object.prototype properties (#13203) - sel = handleObj.selector + " "; - if ( matches[ sel ] === undefined ) { - matches[ sel ] = handleObj.needsContext ? - jQuery( sel, this ).index( cur ) >= 0 : - jQuery.find( sel, this, null, [ cur ] ).length; - } - if ( matches[ sel ] ) { - matches.push( handleObj ); - } - } - if ( matches.length ) { - handlerQueue.push({ elem: cur, handlers: matches }); - } - } - } - } - // Add the remaining (directly-bound) handlers - if ( delegateCount < handlers.length ) { - handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); - } + var isAttached = function( elem ) { + return jQuery.contains( elem.ownerDocument, elem ); + }, + composed = { composed: true }; + + // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only + // Check attachment across shadow DOM boundaries when possible (gh-3504) + // Support: iOS 10.0-10.2 only + // Early iOS 10 versions support `attachShadow` but not `getRootNode`, + // leading to errors. We need to check for `getRootNode`. + if ( documentElement.getRootNode ) { + isAttached = function( elem ) { + return jQuery.contains( elem.ownerDocument, elem ) || + elem.getRootNode( composed ) === elem.ownerDocument; + }; + } +var isHiddenWithinTree = function( elem, el ) { - return handlerQueue; - }, + // isHiddenWithinTree might be called from jQuery#filter function; + // in that case, element will be second argument + elem = el || elem; - fix: function( event ) { - if ( event[ jQuery.expando ] ) { - return event; - } + // Inline style trumps all + return elem.style.display === "none" || + elem.style.display === "" && - // Create a writable copy of the event object and normalize some properties - var i, prop, copy, - type = event.type, - originalEvent = event, - fixHook = this.fixHooks[ type ]; + // Otherwise, check computed style + // Support: Firefox <=43 - 45 + // Disconnected elements can have computed display: none, so first confirm that elem is + // in the document. + isAttached( elem ) && - if ( !fixHook ) { - this.fixHooks[ type ] = fixHook = - rmouseEvent.test( type ) ? this.mouseHooks : - rkeyEvent.test( type ) ? this.keyHooks : - {}; - } - copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; + jQuery.css( elem, "display" ) === "none"; + }; - event = new jQuery.Event( originalEvent ); +var swap = function( elem, options, callback, args ) { + var ret, name, + old = {}; - i = copy.length; - while ( i-- ) { - prop = copy[ i ]; - event[ prop ] = originalEvent[ prop ]; - } + // Remember the old values, and insert the new ones + for ( name in options ) { + old[ name ] = elem.style[ name ]; + elem.style[ name ] = options[ name ]; + } - // Support: IE<9 - // Fix target property (#1925) - if ( !event.target ) { - event.target = originalEvent.srcElement || document; - } + ret = callback.apply( elem, args || [] ); - // Support: Chrome 23+, Safari? - // Target should not be a text node (#504, #13143) - if ( event.target.nodeType === 3 ) { - event.target = event.target.parentNode; - } + // Revert the old values + for ( name in options ) { + elem.style[ name ] = old[ name ]; + } - // Support: IE<9 - // For mouse/key events, metaKey==false if it's undefined (#3368, #11328) - event.metaKey = !!event.metaKey; + return ret; +}; - return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; - }, - // Includes some event props shared by KeyEvent and MouseEvent - props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), - fixHooks: {}, - keyHooks: { - props: "char charCode key keyCode".split(" "), - filter: function( event, original ) { +function adjustCSS( elem, prop, valueParts, tween ) { + var adjusted, scale, + maxIterations = 20, + currentValue = tween ? + function() { + return tween.cur(); + } : + function() { + return jQuery.css( elem, prop, "" ); + }, + initial = currentValue(), + unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), - // Add which for key events - if ( event.which == null ) { - event.which = original.charCode != null ? original.charCode : original.keyCode; - } + // Starting value computation is required for potential unit mismatches + initialInUnit = elem.nodeType && + ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && + rcssNum.exec( jQuery.css( elem, prop ) ); - return event; - } - }, + if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { - mouseHooks: { - props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), - filter: function( event, original ) { - var body, eventDoc, doc, - button = original.button, - fromElement = original.fromElement; + // Support: Firefox <=54 + // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144) + initial = initial / 2; - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && original.clientX != null ) { - eventDoc = event.target.ownerDocument || document; - doc = eventDoc.documentElement; - body = eventDoc.body; + // Trust units reported by jQuery.css + unit = unit || initialInUnit[ 3 ]; - event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); - event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); - } + // Iteratively approximate from a nonzero starting point + initialInUnit = +initial || 1; - // Add relatedTarget, if necessary - if ( !event.relatedTarget && fromElement ) { - event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; - } + while ( maxIterations-- ) { - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && button !== undefined ) { - event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); + // Evaluate and update our best guess (doubling guesses that zero out). + // Finish if the scale equals or crosses 1 (making the old*new product non-positive). + jQuery.style( elem, prop, initialInUnit + unit ); + if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) { + maxIterations = 0; } + initialInUnit = initialInUnit / scale; - return event; } - }, - - special: { - load: { - // Prevent triggered image.load events from bubbling to window.load - noBubble: true - }, - focus: { - // Fire native event if possible so blur/focus sequence is correct - trigger: function() { - if ( this !== safeActiveElement() && this.focus ) { - try { - this.focus(); - return false; - } catch ( e ) { - // Support: IE<9 - // If we error on focus to hidden element (#1486, #12518), - // let .trigger() run the handlers - } - } - }, - delegateType: "focusin" - }, - blur: { - trigger: function() { - if ( this === safeActiveElement() && this.blur ) { - this.blur(); - return false; - } - }, - delegateType: "focusout" - }, - click: { - // For checkbox, fire native event so checked state will be right - trigger: function() { - if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) { - this.click(); - return false; - } - }, - // For cross-browser consistency, don't fire native .click() on links - _default: function( event ) { - return jQuery.nodeName( event.target, "a" ); - } - }, + initialInUnit = initialInUnit * 2; + jQuery.style( elem, prop, initialInUnit + unit ); - beforeunload: { - postDispatch: function( event ) { + // Make sure we update the tween properties later on + valueParts = valueParts || []; + } - // Even when returnValue equals to undefined Firefox will still show alert - if ( event.result !== undefined ) { - event.originalEvent.returnValue = event.result; - } - } - } - }, + if ( valueParts ) { + initialInUnit = +initialInUnit || +initial || 0; - simulate: function( type, elem, event, bubble ) { - // Piggyback on a donor event to simulate a different one. - // Fake originalEvent to avoid donor's stopPropagation, but if the - // simulated event prevents default then we do the same on the donor. - var e = jQuery.extend( - new jQuery.Event(), - event, - { - type: type, - isSimulated: true, - originalEvent: {} - } - ); - if ( bubble ) { - jQuery.event.trigger( e, null, elem ); - } else { - jQuery.event.dispatch.call( elem, e ); - } - if ( e.isDefaultPrevented() ) { - event.preventDefault(); + // Apply relative offset (+=/-=) if specified + adjusted = valueParts[ 1 ] ? + initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] : + +valueParts[ 2 ]; + if ( tween ) { + tween.unit = unit; + tween.start = initialInUnit; + tween.end = adjusted; } } -}; - -jQuery.removeEvent = document.removeEventListener ? - function( elem, type, handle ) { - if ( elem.removeEventListener ) { - elem.removeEventListener( type, handle, false ); - } - } : - function( elem, type, handle ) { - var name = "on" + type; + return adjusted; +} - if ( elem.detachEvent ) { - // #8545, #7054, preventing memory leaks for custom events in IE6-8 - // detachEvent needed property on element, by name of that event, to properly expose it to GC - if ( typeof elem[ name ] === core_strundefined ) { - elem[ name ] = null; - } +var defaultDisplayMap = {}; - elem.detachEvent( name, handle ); - } - }; +function getDefaultDisplay( elem ) { + var temp, + doc = elem.ownerDocument, + nodeName = elem.nodeName, + display = defaultDisplayMap[ nodeName ]; -jQuery.Event = function( src, props ) { - // Allow instantiation without the 'new' keyword - if ( !(this instanceof jQuery.Event) ) { - return new jQuery.Event( src, props ); + if ( display ) { + return display; } - // Event object - if ( src && src.type ) { - this.originalEvent = src; - this.type = src.type; - - // Events bubbling up the document may have been marked as prevented - // by a handler lower down the tree; reflect the correct value. - this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false || - src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse; + temp = doc.body.appendChild( doc.createElement( nodeName ) ); + display = jQuery.css( temp, "display" ); - // Event type - } else { - this.type = src; - } + temp.parentNode.removeChild( temp ); - // Put explicitly provided properties onto the event object - if ( props ) { - jQuery.extend( this, props ); + if ( display === "none" ) { + display = "block"; } + defaultDisplayMap[ nodeName ] = display; - // Create a timestamp if incoming event doesn't have one - this.timeStamp = src && src.timeStamp || jQuery.now(); - - // Mark it as fixed - this[ jQuery.expando ] = true; -}; - -// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding -// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html -jQuery.Event.prototype = { - isDefaultPrevented: returnFalse, - isPropagationStopped: returnFalse, - isImmediatePropagationStopped: returnFalse, + return display; +} - preventDefault: function() { - var e = this.originalEvent; +function showHide( elements, show ) { + var display, elem, + values = [], + index = 0, + length = elements.length; - this.isDefaultPrevented = returnTrue; - if ( !e ) { - return; + // Determine new display value for elements that need to change + for ( ; index < length; index++ ) { + elem = elements[ index ]; + if ( !elem.style ) { + continue; } - // If preventDefault exists, run it on the original event - if ( e.preventDefault ) { - e.preventDefault(); + display = elem.style.display; + if ( show ) { - // Support: IE - // Otherwise set the returnValue property of the original event to false + // Since we force visibility upon cascade-hidden elements, an immediate (and slow) + // check is required in this first loop unless we have a nonempty display value (either + // inline or about-to-be-restored) + if ( display === "none" ) { + values[ index ] = dataPriv.get( elem, "display" ) || null; + if ( !values[ index ] ) { + elem.style.display = ""; + } + } + if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) { + values[ index ] = getDefaultDisplay( elem ); + } } else { - e.returnValue = false; - } - }, - stopPropagation: function() { - var e = this.originalEvent; + if ( display !== "none" ) { + values[ index ] = "none"; - this.isPropagationStopped = returnTrue; - if ( !e ) { - return; - } - // If stopPropagation exists, run it on the original event - if ( e.stopPropagation ) { - e.stopPropagation(); + // Remember what we're overwriting + dataPriv.set( elem, "display", display ); + } } + } - // Support: IE - // Set the cancelBubble property of the original event to true - e.cancelBubble = true; - }, - stopImmediatePropagation: function() { - this.isImmediatePropagationStopped = returnTrue; - this.stopPropagation(); + // Set the display of the elements in a second loop to avoid constant reflow + for ( index = 0; index < length; index++ ) { + if ( values[ index ] != null ) { + elements[ index ].style.display = values[ index ]; + } } -}; -// Create mouseenter/leave events using mouseover/out and event-time checks -jQuery.each({ - mouseenter: "mouseover", - mouseleave: "mouseout" -}, function( orig, fix ) { - jQuery.event.special[ orig ] = { - delegateType: fix, - bindType: fix, + return elements; +} - handle: function( event ) { - var ret, - target = this, - related = event.relatedTarget, - handleObj = event.handleObj; +jQuery.fn.extend( { + show: function() { + return showHide( this, true ); + }, + hide: function() { + return showHide( this ); + }, + toggle: function( state ) { + if ( typeof state === "boolean" ) { + return state ? this.show() : this.hide(); + } - // For mousenter/leave call the handler if related is outside the target. - // NB: No relatedTarget if the mouse left/entered the browser window - if ( !related || (related !== target && !jQuery.contains( target, related )) ) { - event.type = handleObj.origType; - ret = handleObj.handler.apply( this, arguments ); - event.type = fix; + return this.each( function() { + if ( isHiddenWithinTree( this ) ) { + jQuery( this ).show(); + } else { + jQuery( this ).hide(); } - return ret; - } - }; -}); + } ); + } +} ); +var rcheckableType = ( /^(?:checkbox|radio)$/i ); -// IE submit delegation -if ( !jQuery.support.submitBubbles ) { +var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i ); - jQuery.event.special.submit = { - setup: function() { - // Only need this for delegated form submit events - if ( jQuery.nodeName( this, "form" ) ) { - return false; - } +var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i ); - // Lazy-add a submit handler when a descendant form may potentially be submitted - jQuery.event.add( this, "click._submit keypress._submit", function( e ) { - // Node name check avoids a VML-related crash in IE (#9807) - var elem = e.target, - form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined; - if ( form && !jQuery._data( form, "submitBubbles" ) ) { - jQuery.event.add( form, "submit._submit", function( event ) { - event._submit_bubble = true; - }); - jQuery._data( form, "submitBubbles", true ); - } - }); - // return undefined since we don't need an event listener - }, - postDispatch: function( event ) { - // If form was submitted by the user, bubble the event up the tree - if ( event._submit_bubble ) { - delete event._submit_bubble; - if ( this.parentNode && !event.isTrigger ) { - jQuery.event.simulate( "submit", this.parentNode, event, true ); - } - } - }, - teardown: function() { - // Only need this for delegated form submit events - if ( jQuery.nodeName( this, "form" ) ) { - return false; - } +// We have to close these tags to support XHTML (#13200) +var wrapMap = { - // Remove delegated handlers; cleanData eventually reaps submit handlers attached above - jQuery.event.remove( this, "._submit" ); - } - }; -} + // Support: IE <=9 only + option: [ 1, "" ], -// IE change delegation and checkbox/radio fix -if ( !jQuery.support.changeBubbles ) { + // XHTML parsers do not magically insert elements in the + // same way that tag soup parsers do. So we cannot shorten + // this by omitting or other required elements. + thead: [ 1, "", "
" ], + col: [ 2, "", "
" ], + tr: [ 2, "", "
" ], + td: [ 3, "", "
" ], - jQuery.event.special.change = { + _default: [ 0, "", "" ] +}; - setup: function() { +// Support: IE <=9 only +wrapMap.optgroup = wrapMap.option; - if ( rformElems.test( this.nodeName ) ) { - // IE doesn't fire change on a check/radio until blur; trigger it on click - // after a propertychange. Eat the blur-change in special.change.handle. - // This still fires onchange a second time for check/radio after blur. - if ( this.type === "checkbox" || this.type === "radio" ) { - jQuery.event.add( this, "propertychange._change", function( event ) { - if ( event.originalEvent.propertyName === "checked" ) { - this._just_changed = true; - } - }); - jQuery.event.add( this, "click._change", function( event ) { - if ( this._just_changed && !event.isTrigger ) { - this._just_changed = false; - } - // Allow triggered, simulated change events (#11500) - jQuery.event.simulate( "change", this, event, true ); - }); - } - return false; - } - // Delegated event; lazy-add a change handler on descendant inputs - jQuery.event.add( this, "beforeactivate._change", function( e ) { - var elem = e.target; +wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; +wrapMap.th = wrapMap.td; - if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) { - jQuery.event.add( elem, "change._change", function( event ) { - if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { - jQuery.event.simulate( "change", this.parentNode, event, true ); - } - }); - jQuery._data( elem, "changeBubbles", true ); - } - }); - }, - handle: function( event ) { - var elem = event.target; +function getAll( context, tag ) { - // Swallow native change events from checkbox/radio, we already triggered them above - if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { - return event.handleObj.handler.apply( this, arguments ); - } - }, + // Support: IE <=9 - 11 only + // Use typeof to avoid zero-argument method invocation on host objects (#15151) + var ret; - teardown: function() { - jQuery.event.remove( this, "._change" ); + if ( typeof context.getElementsByTagName !== "undefined" ) { + ret = context.getElementsByTagName( tag || "*" ); - return !rformElems.test( this.nodeName ); - } - }; -} + } else if ( typeof context.querySelectorAll !== "undefined" ) { + ret = context.querySelectorAll( tag || "*" ); -// Create "bubbling" focus and blur events -if ( !jQuery.support.focusinBubbles ) { - jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { + } else { + ret = []; + } - // Attach a single capturing handler while someone wants focusin/focusout - var attaches = 0, - handler = function( event ) { - jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); - }; + if ( tag === undefined || tag && nodeName( context, tag ) ) { + return jQuery.merge( [ context ], ret ); + } - jQuery.event.special[ fix ] = { - setup: function() { - if ( attaches++ === 0 ) { - document.addEventListener( orig, handler, true ); - } - }, - teardown: function() { - if ( --attaches === 0 ) { - document.removeEventListener( orig, handler, true ); - } - } - }; - }); + return ret; } -jQuery.fn.extend({ - on: function( types, selector, data, fn, /*INTERNAL*/ one ) { - var type, origFn; +// Mark scripts as having already been evaluated +function setGlobalEval( elems, refElements ) { + var i = 0, + l = elems.length; - // Types can be a map of types/handlers - if ( typeof types === "object" ) { - // ( types-Object, selector, data ) - if ( typeof selector !== "string" ) { - // ( types-Object, data ) - data = data || selector; - selector = undefined; - } - for ( type in types ) { - this.on( type, selector, data, types[ type ], one ); - } - return this; - } + for ( ; i < l; i++ ) { + dataPriv.set( + elems[ i ], + "globalEval", + !refElements || dataPriv.get( refElements[ i ], "globalEval" ) + ); + } +} - if ( data == null && fn == null ) { - // ( types, fn ) - fn = selector; - data = selector = undefined; - } else if ( fn == null ) { - if ( typeof selector === "string" ) { - // ( types, selector, fn ) - fn = data; - data = undefined; - } else { - // ( types, data, fn ) - fn = data; - data = selector; - selector = undefined; - } - } - if ( fn === false ) { - fn = returnFalse; - } else if ( !fn ) { - return this; - } - if ( one === 1 ) { - origFn = fn; - fn = function( event ) { - // Can use an empty set, since event contains the info - jQuery().off( event ); - return origFn.apply( this, arguments ); - }; - // Use same guid so caller can remove using origFn - fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); - } - return this.each( function() { - jQuery.event.add( this, types, fn, data, selector ); - }); - }, - one: function( types, selector, data, fn ) { - return this.on( types, selector, data, fn, 1 ); - }, - off: function( types, selector, fn ) { - var handleObj, type; - if ( types && types.preventDefault && types.handleObj ) { - // ( event ) dispatched jQuery.Event - handleObj = types.handleObj; - jQuery( types.delegateTarget ).off( - handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, - handleObj.selector, - handleObj.handler - ); - return this; - } - if ( typeof types === "object" ) { - // ( types-object [, selector] ) - for ( type in types ) { - this.off( type, selector, types[ type ] ); - } - return this; - } - if ( selector === false || typeof selector === "function" ) { - // ( types [, fn] ) - fn = selector; - selector = undefined; - } - if ( fn === false ) { - fn = returnFalse; - } - return this.each(function() { - jQuery.event.remove( this, types, fn, selector ); - }); - }, +var rhtml = /<|&#?\w+;/; - trigger: function( type, data ) { - return this.each(function() { - jQuery.event.trigger( type, data, this ); - }); - }, - triggerHandler: function( type, data ) { - var elem = this[0]; - if ( elem ) { - return jQuery.event.trigger( type, data, elem, true ); - } - } -}); -var isSimple = /^.[^:#\[\.,]*$/, - rparentsprev = /^(?:parents|prev(?:Until|All))/, - rneedsContext = jQuery.expr.match.needsContext, - // methods guaranteed to produce a unique set when starting from a unique set - guaranteedUnique = { - children: true, - contents: true, - next: true, - prev: true - }; +function buildFragment( elems, context, scripts, selection, ignored ) { + var elem, tmp, tag, wrap, attached, j, + fragment = context.createDocumentFragment(), + nodes = [], + i = 0, + l = elems.length; -jQuery.fn.extend({ - find: function( selector ) { - var i, - ret = [], - self = this, - len = self.length; + for ( ; i < l; i++ ) { + elem = elems[ i ]; - if ( typeof selector !== "string" ) { - return this.pushStack( jQuery( selector ).filter(function() { - for ( i = 0; i < len; i++ ) { - if ( jQuery.contains( self[ i ], this ) ) { - return true; - } - } - }) ); - } + if ( elem || elem === 0 ) { - for ( i = 0; i < len; i++ ) { - jQuery.find( selector, self[ i ], ret ); - } + // Add nodes directly + if ( toType( elem ) === "object" ) { - // Needed because $( selector, context ) becomes $( context ).find( selector ) - ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); - ret.selector = this.selector ? this.selector + " " + selector : selector; - return ret; - }, + // Support: Android <=4.0 only, PhantomJS 1 only + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); - has: function( target ) { - var i, - targets = jQuery( target, this ), - len = targets.length; + // Convert non-html into a text node + } else if ( !rhtml.test( elem ) ) { + nodes.push( context.createTextNode( elem ) ); - return this.filter(function() { - for ( i = 0; i < len; i++ ) { - if ( jQuery.contains( this, targets[i] ) ) { - return true; - } - } - }); - }, + // Convert html into DOM nodes + } else { + tmp = tmp || fragment.appendChild( context.createElement( "div" ) ); - not: function( selector ) { - return this.pushStack( winnow(this, selector || [], true) ); - }, + // Deserialize a standard representation + tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); + wrap = wrapMap[ tag ] || wrapMap._default; + tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ]; - filter: function( selector ) { - return this.pushStack( winnow(this, selector || [], false) ); - }, + // Descend through wrappers to the right content + j = wrap[ 0 ]; + while ( j-- ) { + tmp = tmp.lastChild; + } - is: function( selector ) { - return !!winnow( - this, + // Support: Android <=4.0 only, PhantomJS 1 only + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, tmp.childNodes ); - // If this is a positional/relative selector, check membership in the returned set - // so $("p:first").is("p:last") won't return true for a doc with two "p". - typeof selector === "string" && rneedsContext.test( selector ) ? - jQuery( selector ) : - selector || [], - false - ).length; - }, + // Remember the top-level container + tmp = fragment.firstChild; - closest: function( selectors, context ) { - var cur, - i = 0, - l = this.length, - ret = [], - pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? - jQuery( selectors, context || this.context ) : - 0; + // Ensure the created nodes are orphaned (#12392) + tmp.textContent = ""; + } + } + } - for ( ; i < l; i++ ) { - for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { - // Always skip document fragments - if ( cur.nodeType < 11 && (pos ? - pos.index(cur) > -1 : + // Remove wrapper from fragment + fragment.textContent = ""; - // Don't pass non-elements to Sizzle - cur.nodeType === 1 && - jQuery.find.matchesSelector(cur, selectors)) ) { + i = 0; + while ( ( elem = nodes[ i++ ] ) ) { - cur = ret.push( cur ); - break; - } + // Skip elements already in the context collection (trac-4087) + if ( selection && jQuery.inArray( elem, selection ) > -1 ) { + if ( ignored ) { + ignored.push( elem ); } + continue; } - return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret ); - }, + attached = isAttached( elem ); - // Determine the position of an element within - // the matched set of elements - index: function( elem ) { + // Append to fragment + tmp = getAll( fragment.appendChild( elem ), "script" ); - // No argument, return index in parent - if ( !elem ) { - return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1; + // Preserve script evaluation history + if ( attached ) { + setGlobalEval( tmp ); } - // index in selector - if ( typeof elem === "string" ) { - return jQuery.inArray( this[0], jQuery( elem ) ); + // Capture executables + if ( scripts ) { + j = 0; + while ( ( elem = tmp[ j++ ] ) ) { + if ( rscriptType.test( elem.type || "" ) ) { + scripts.push( elem ); + } + } } + } - // Locate the position of the desired element - return jQuery.inArray( - // If it receives a jQuery object, the first element is used - elem.jquery ? elem[0] : elem, this ); - }, + return fragment; +} - add: function( selector, context ) { - var set = typeof selector === "string" ? - jQuery( selector, context ) : - jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ), - all = jQuery.merge( this.get(), set ); - return this.pushStack( jQuery.unique(all) ); - }, +( function() { + var fragment = document.createDocumentFragment(), + div = fragment.appendChild( document.createElement( "div" ) ), + input = document.createElement( "input" ); - addBack: function( selector ) { - return this.add( selector == null ? - this.prevObject : this.prevObject.filter(selector) - ); - } -}); + // Support: Android 4.0 - 4.3 only + // Check state lost if the name is set (#11217) + // Support: Windows Web Apps (WWA) + // `name` and `type` must use .setAttribute for WWA (#14901) + input.setAttribute( "type", "radio" ); + input.setAttribute( "checked", "checked" ); + input.setAttribute( "name", "t" ); -function sibling( cur, dir ) { - do { - cur = cur[ dir ]; - } while ( cur && cur.nodeType !== 1 ); + div.appendChild( input ); - return cur; -} + // Support: Android <=4.1 only + // Older WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; -jQuery.each({ - parent: function( elem ) { - var parent = elem.parentNode; - return parent && parent.nodeType !== 11 ? parent : null; - }, - parents: function( elem ) { - return jQuery.dir( elem, "parentNode" ); - }, - parentsUntil: function( elem, i, until ) { - return jQuery.dir( elem, "parentNode", until ); - }, - next: function( elem ) { - return sibling( elem, "nextSibling" ); - }, - prev: function( elem ) { - return sibling( elem, "previousSibling" ); - }, - nextAll: function( elem ) { - return jQuery.dir( elem, "nextSibling" ); - }, - prevAll: function( elem ) { - return jQuery.dir( elem, "previousSibling" ); - }, - nextUntil: function( elem, i, until ) { - return jQuery.dir( elem, "nextSibling", until ); - }, - prevUntil: function( elem, i, until ) { - return jQuery.dir( elem, "previousSibling", until ); - }, - siblings: function( elem ) { - return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); - }, - children: function( elem ) { - return jQuery.sibling( elem.firstChild ); - }, - contents: function( elem ) { - return jQuery.nodeName( elem, "iframe" ) ? - elem.contentDocument || elem.contentWindow.document : - jQuery.merge( [], elem.childNodes ); - } -}, function( name, fn ) { - jQuery.fn[ name ] = function( until, selector ) { - var ret = jQuery.map( this, fn, until ); + // Support: IE <=11 only + // Make sure textarea (and checkbox) defaultValue is properly cloned + div.innerHTML = ""; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; +} )(); - if ( name.slice( -5 ) !== "Until" ) { - selector = until; - } - if ( selector && typeof selector === "string" ) { - ret = jQuery.filter( selector, ret ); - } +var + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)/; - if ( this.length > 1 ) { - // Remove duplicates - if ( !guaranteedUnique[ name ] ) { - ret = jQuery.unique( ret ); - } +function returnTrue() { + return true; +} - // Reverse order for parents* and prev-derivatives - if ( rparentsprev.test( name ) ) { - ret = ret.reverse(); - } - } +function returnFalse() { + return false; +} - return this.pushStack( ret ); - }; -}); +// Support: IE <=9 - 11+ +// focus() and blur() are asynchronous, except when they are no-op. +// So expect focus to be synchronous when the element is already active, +// and blur to be synchronous when the element is not already active. +// (focus and blur are always synchronous in other supported browsers, +// this just defines when we can count on it). +function expectSync( elem, type ) { + return ( elem === safeActiveElement() ) === ( type === "focus" ); +} -jQuery.extend({ - filter: function( expr, elems, not ) { - var elem = elems[ 0 ]; +// Support: IE <=9 only +// Accessing document.activeElement can throw unexpectedly +// https://bugs.jquery.com/ticket/13393 +function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } +} - if ( not ) { - expr = ":not(" + expr + ")"; - } +function on( elem, types, selector, data, fn, one ) { + var origFn, type; - return elems.length === 1 && elem.nodeType === 1 ? - jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : - jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { - return elem.nodeType === 1; - })); - }, + // Types can be a map of types/handlers + if ( typeof types === "object" ) { - dir: function( elem, dir, until ) { - var matched = [], - cur = elem[ dir ]; + // ( types-Object, selector, data ) + if ( typeof selector !== "string" ) { - while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) { - if ( cur.nodeType === 1 ) { - matched.push( cur ); - } - cur = cur[dir]; + // ( types-Object, data ) + data = data || selector; + selector = undefined; } - return matched; - }, + for ( type in types ) { + on( elem, type, selector, data, types[ type ], one ); + } + return elem; + } - sibling: function( n, elem ) { - var r = []; + if ( data == null && fn == null ) { - for ( ; n; n = n.nextSibling ) { - if ( n.nodeType === 1 && n !== elem ) { - r.push( n ); - } - } + // ( types, fn ) + fn = selector; + data = selector = undefined; + } else if ( fn == null ) { + if ( typeof selector === "string" ) { + + // ( types, selector, fn ) + fn = data; + data = undefined; + } else { - return r; + // ( types, data, fn ) + fn = data; + data = selector; + selector = undefined; + } + } + if ( fn === false ) { + fn = returnFalse; + } else if ( !fn ) { + return elem; } -}); -// Implement the identical functionality for filter and not -function winnow( elements, qualifier, not ) { - if ( jQuery.isFunction( qualifier ) ) { - return jQuery.grep( elements, function( elem, i ) { - /* jshint -W018 */ - return !!qualifier.call( elem, i, elem ) !== not; - }); + if ( one === 1 ) { + origFn = fn; + fn = function( event ) { + + // Can use an empty set, since event contains the info + jQuery().off( event ); + return origFn.apply( this, arguments ); + }; + // Use same guid so caller can remove using origFn + fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); } + return elem.each( function() { + jQuery.event.add( this, types, fn, data, selector ); + } ); +} - if ( qualifier.nodeType ) { - return jQuery.grep( elements, function( elem ) { - return ( elem === qualifier ) !== not; - }); +/* + * Helper functions for managing events -- not part of the public interface. + * Props to Dean Edwards' addEvent library for many of the ideas. + */ +jQuery.event = { - } + global: {}, + + add: function( elem, types, handler, data, selector ) { + + var handleObjIn, eventHandle, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = dataPriv.get( elem ); - if ( typeof qualifier === "string" ) { - if ( isSimple.test( qualifier ) ) { - return jQuery.filter( qualifier, elements, not ); + // Don't attach events to noData or text/comment nodes (but allow plain objects) + if ( !elemData ) { + return; } - qualifier = jQuery.filter( qualifier, elements ); - } + // Caller can pass in an object of custom data in lieu of the handler + if ( handler.handler ) { + handleObjIn = handler; + handler = handleObjIn.handler; + selector = handleObjIn.selector; + } - return jQuery.grep( elements, function( elem ) { - return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not; - }); -} -function createSafeFragment( document ) { - var list = nodeNames.split( "|" ), - safeFrag = document.createDocumentFragment(); - - if ( safeFrag.createElement ) { - while ( list.length ) { - safeFrag.createElement( - list.pop() - ); + // Ensure that invalid selectors throw exceptions at attach time + // Evaluate against documentElement in case elem is a non-element node (e.g., document) + if ( selector ) { + jQuery.find.matchesSelector( documentElement, selector ); } - } - return safeFrag; -} -var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" + - "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video", - rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, - rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"), - rleadingWhitespace = /^\s+/, - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, - rtagName = /<([\w:]+)/, - rtbody = /\s*$/g, - - // We have to close these tags to support XHTML (#13200) - wrapMap = { - option: [ 1, "" ], - legend: [ 1, "
", "
" ], - area: [ 1, "", "" ], - param: [ 1, "", "" ], - thead: [ 1, "", "
" ], - tr: [ 2, "", "
" ], - col: [ 2, "", "
" ], - td: [ 3, "", "
" ], - - // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, - // unless wrapped in a div with non-breaking characters in front of it. - _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X
", "
" ] - }, - safeFragment = createSafeFragment( document ), - fragmentDiv = safeFragment.appendChild( document.createElement("div") ); + // Make sure that the handler has a unique ID, used to find/remove it later + if ( !handler.guid ) { + handler.guid = jQuery.guid++; + } -wrapMap.optgroup = wrapMap.option; -wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; -wrapMap.th = wrapMap.td; + // Init the element's event structure and main handler, if this is the first + if ( !( events = elemData.events ) ) { + events = elemData.events = {}; + } + if ( !( eventHandle = elemData.handle ) ) { + eventHandle = elemData.handle = function( e ) { -jQuery.fn.extend({ - text: function( value ) { - return jQuery.access( this, function( value ) { - return value === undefined ? - jQuery.text( this ) : - this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) ); - }, null, value, arguments.length ); - }, + // Discard the second event of a jQuery.event.trigger() and + // when an event is called after a page has unloaded + return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? + jQuery.event.dispatch.apply( elem, arguments ) : undefined; + }; + } - append: function() { - return this.domManip( arguments, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - var target = manipulationTarget( this, elem ); - target.appendChild( elem ); - } - }); - }, + // Handle multiple events separated by a space + types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[ t ] ) || []; + type = origType = tmp[ 1 ]; + namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); - prepend: function() { - return this.domManip( arguments, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - var target = manipulationTarget( this, elem ); - target.insertBefore( elem, target.firstChild ); + // There *must* be a type, no attaching namespace-only handlers + if ( !type ) { + continue; } - }); - }, - before: function() { - return this.domManip( arguments, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this ); - } - }); - }, + // If event changes its type, use the special event handlers for the changed type + special = jQuery.event.special[ type ] || {}; - after: function() { - return this.domManip( arguments, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this.nextSibling ); - } - }); - }, + // If selector defined, determine special event api type, otherwise given type + type = ( selector ? special.delegateType : special.bindType ) || type; - // keepData is for internal use only--do not document - remove: function( selector, keepData ) { - var elem, - elems = selector ? jQuery.filter( selector, this ) : this, - i = 0; + // Update special based on newly reset type + special = jQuery.event.special[ type ] || {}; + + // handleObj is passed to all event handlers + handleObj = jQuery.extend( { + type: type, + origType: origType, + data: data, + handler: handler, + guid: handler.guid, + selector: selector, + needsContext: selector && jQuery.expr.match.needsContext.test( selector ), + namespace: namespaces.join( "." ) + }, handleObjIn ); - for ( ; (elem = elems[i]) != null; i++ ) { + // Init the event handler queue if we're the first + if ( !( handlers = events[ type ] ) ) { + handlers = events[ type ] = []; + handlers.delegateCount = 0; - if ( !keepData && elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem ) ); - } + // Only use addEventListener if the special events handler returns false + if ( !special.setup || + special.setup.call( elem, data, namespaces, eventHandle ) === false ) { - if ( elem.parentNode ) { - if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { - setGlobalEval( getAll( elem, "script" ) ); + if ( elem.addEventListener ) { + elem.addEventListener( type, eventHandle ); + } } - elem.parentNode.removeChild( elem ); } - } - - return this; - }, - empty: function() { - var elem, - i = 0; + if ( special.add ) { + special.add.call( elem, handleObj ); - for ( ; (elem = this[i]) != null; i++ ) { - // Remove element nodes and prevent memory leaks - if ( elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem, false ) ); + if ( !handleObj.handler.guid ) { + handleObj.handler.guid = handler.guid; + } } - // Remove any remaining nodes - while ( elem.firstChild ) { - elem.removeChild( elem.firstChild ); + // Add to the element's handler list, delegates in front + if ( selector ) { + handlers.splice( handlers.delegateCount++, 0, handleObj ); + } else { + handlers.push( handleObj ); } - // If this is a select, ensure that it displays empty (#12336) - // Support: IE<9 - if ( elem.options && jQuery.nodeName( elem, "select" ) ) { - elem.options.length = 0; - } + // Keep track of which events have ever been used, for event optimization + jQuery.event.global[ type ] = true; } - return this; }, - clone: function( dataAndEvents, deepDataAndEvents ) { - dataAndEvents = dataAndEvents == null ? false : dataAndEvents; - deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; - - return this.map( function () { - return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); - }); - }, + // Detach an event or set of events from an element + remove: function( elem, types, handler, selector, mappedTypes ) { - html: function( value ) { - return jQuery.access( this, function( value ) { - var elem = this[0] || {}, - i = 0, - l = this.length; + var j, origCount, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = dataPriv.hasData( elem ) && dataPriv.get( elem ); - if ( value === undefined ) { - return elem.nodeType === 1 ? - elem.innerHTML.replace( rinlinejQuery, "" ) : - undefined; - } + if ( !elemData || !( events = elemData.events ) ) { + return; + } - // See if we can take a shortcut and just use innerHTML - if ( typeof value === "string" && !rnoInnerhtml.test( value ) && - ( jQuery.support.htmlSerialize || !rnoshimcache.test( value ) ) && - ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && - !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) { + // Once for each type.namespace in types; type may be omitted + types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[ t ] ) || []; + type = origType = tmp[ 1 ]; + namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); - value = value.replace( rxhtmlTag, "<$1>" ); + // Unbind all events (on this namespace, if provided) for the element + if ( !type ) { + for ( type in events ) { + jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); + } + continue; + } - try { - for (; i < l; i++ ) { - // Remove element nodes and prevent memory leaks - elem = this[i] || {}; - if ( elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem, false ) ); - elem.innerHTML = value; - } - } + special = jQuery.event.special[ type ] || {}; + type = ( selector ? special.delegateType : special.bindType ) || type; + handlers = events[ type ] || []; + tmp = tmp[ 2 ] && + new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ); - elem = 0; + // Remove matching events + origCount = j = handlers.length; + while ( j-- ) { + handleObj = handlers[ j ]; - // If using innerHTML throws an exception, use the fallback method - } catch(e) {} - } + if ( ( mappedTypes || origType === handleObj.origType ) && + ( !handler || handler.guid === handleObj.guid ) && + ( !tmp || tmp.test( handleObj.namespace ) ) && + ( !selector || selector === handleObj.selector || + selector === "**" && handleObj.selector ) ) { + handlers.splice( j, 1 ); - if ( elem ) { - this.empty().append( value ); + if ( handleObj.selector ) { + handlers.delegateCount--; + } + if ( special.remove ) { + special.remove.call( elem, handleObj ); + } + } } - }, null, value, arguments.length ); - }, - - replaceWith: function() { - var - // Snapshot the DOM in case .domManip sweeps something relevant into its fragment - args = jQuery.map( this, function( elem ) { - return [ elem.nextSibling, elem.parentNode ]; - }), - i = 0; - // Make the changes, replacing each context element with the new content - this.domManip( arguments, function( elem ) { - var next = args[ i++ ], - parent = args[ i++ ]; + // Remove generic event handler if we removed something and no more handlers exist + // (avoids potential for endless recursion during removal of special event handlers) + if ( origCount && !handlers.length ) { + if ( !special.teardown || + special.teardown.call( elem, namespaces, elemData.handle ) === false ) { - if ( parent ) { - // Don't use the snapshot next if it has moved (#13810) - if ( next && next.parentNode !== parent ) { - next = this.nextSibling; + jQuery.removeEvent( elem, type, elemData.handle ); } - jQuery( this ).remove(); - parent.insertBefore( elem, next ); - } - // Allow new content to include elements from the context set - }, true ); - // Force removal if there was no new content (e.g., from empty arguments) - return i ? this : this.remove(); - }, + delete events[ type ]; + } + } - detach: function( selector ) { - return this.remove( selector, true ); + // Remove data and the expando if it's no longer used + if ( jQuery.isEmptyObject( events ) ) { + dataPriv.remove( elem, "handle events" ); + } }, - domManip: function( args, callback, allowIntersection ) { + dispatch: function( nativeEvent ) { - // Flatten any nested arrays - args = core_concat.apply( [], args ); + // Make a writable jQuery.Event from the native event object + var event = jQuery.event.fix( nativeEvent ); - var first, node, hasScripts, - scripts, doc, fragment, - i = 0, - l = this.length, - set = this, - iNoClone = l - 1, - value = args[0], - isFunction = jQuery.isFunction( value ); - - // We can't cloneNode fragments that contain checked, in WebKit - if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) { - return this.each(function( index ) { - var self = set.eq( index ); - if ( isFunction ) { - args[0] = value.call( this, index, self.html() ); - } - self.domManip( args, callback, allowIntersection ); - }); - } + var i, j, ret, matched, handleObj, handlerQueue, + args = new Array( arguments.length ), + handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [], + special = jQuery.event.special[ event.type ] || {}; - if ( l ) { - fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, !allowIntersection && this ); - first = fragment.firstChild; + // Use the fix-ed jQuery.Event rather than the (read-only) native event + args[ 0 ] = event; - if ( fragment.childNodes.length === 1 ) { - fragment = first; - } + for ( i = 1; i < arguments.length; i++ ) { + args[ i ] = arguments[ i ]; + } - if ( first ) { - scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); - hasScripts = scripts.length; + event.delegateTarget = this; - // Use the original fragment for the last item instead of the first because it can end up - // being emptied incorrectly in certain situations (#8070). - for ( ; i < l; i++ ) { - node = fragment; + // Call the preDispatch hook for the mapped type, and let it bail if desired + if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { + return; + } - if ( i !== iNoClone ) { - node = jQuery.clone( node, true, true ); + // Determine handlers + handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - // Keep references to cloned scripts for later restoration - if ( hasScripts ) { - jQuery.merge( scripts, getAll( node, "script" ) ); - } - } + // Run delegates first; they may want to stop propagation beneath us + i = 0; + while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) { + event.currentTarget = matched.elem; - callback.call( this[i], node, i ); - } + j = 0; + while ( ( handleObj = matched.handlers[ j++ ] ) && + !event.isImmediatePropagationStopped() ) { - if ( hasScripts ) { - doc = scripts[ scripts.length - 1 ].ownerDocument; + // If the event is namespaced, then each handler is only invoked if it is + // specially universal or its namespaces are a superset of the event's. + if ( !event.rnamespace || handleObj.namespace === false || + event.rnamespace.test( handleObj.namespace ) ) { - // Reenable scripts - jQuery.map( scripts, restoreScript ); + event.handleObj = handleObj; + event.data = handleObj.data; - // Evaluate executable scripts on first document insertion - for ( i = 0; i < hasScripts; i++ ) { - node = scripts[ i ]; - if ( rscriptType.test( node.type || "" ) && - !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) { + ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle || + handleObj.handler ).apply( matched.elem, args ); - if ( node.src ) { - // Hope ajax is available... - jQuery._evalUrl( node.src ); - } else { - jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) ); - } + if ( ret !== undefined ) { + if ( ( event.result = ret ) === false ) { + event.preventDefault(); + event.stopPropagation(); } } } - - // Fix #11809: Avoid leaking memory - fragment = first = null; } } - return this; - } -}); + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } -// Support: IE<8 -// Manipulating tables requires a tbody -function manipulationTarget( elem, content ) { - return jQuery.nodeName( elem, "table" ) && - jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ? + return event.result; + }, - elem.getElementsByTagName("tbody")[0] || - elem.appendChild( elem.ownerDocument.createElement("tbody") ) : - elem; -} + handlers: function( event, handlers ) { + var i, handleObj, sel, matchedHandlers, matchedSelectors, + handlerQueue = [], + delegateCount = handlers.delegateCount, + cur = event.target; -// Replace/restore the type attribute of script elements for safe DOM manipulation -function disableScript( elem ) { - elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type; - return elem; -} -function restoreScript( elem ) { - var match = rscriptTypeMasked.exec( elem.type ); - if ( match ) { - elem.type = match[1]; - } else { - elem.removeAttribute("type"); - } - return elem; -} + // Find delegate handlers + if ( delegateCount && -// Mark scripts as having already been evaluated -function setGlobalEval( elems, refElements ) { - var elem, - i = 0; - for ( ; (elem = elems[i]) != null; i++ ) { - jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) ); - } -} + // Support: IE <=9 + // Black-hole SVG instance trees (trac-13180) + cur.nodeType && -function cloneCopyEvent( src, dest ) { + // Support: Firefox <=42 + // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861) + // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click + // Support: IE 11 only + // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343) + !( event.type === "click" && event.button >= 1 ) ) { - if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { - return; - } + for ( ; cur !== this; cur = cur.parentNode || this ) { - var type, i, l, - oldData = jQuery._data( src ), - curData = jQuery._data( dest, oldData ), - events = oldData.events; + // Don't check non-elements (#13208) + // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) + if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) { + matchedHandlers = []; + matchedSelectors = {}; + for ( i = 0; i < delegateCount; i++ ) { + handleObj = handlers[ i ]; - if ( events ) { - delete curData.handle; - curData.events = {}; + // Don't conflict with Object.prototype properties (#13203) + sel = handleObj.selector + " "; - for ( type in events ) { - for ( i = 0, l = events[ type ].length; i < l; i++ ) { - jQuery.event.add( dest, type, events[ type ][ i ] ); + if ( matchedSelectors[ sel ] === undefined ) { + matchedSelectors[ sel ] = handleObj.needsContext ? + jQuery( sel, this ).index( cur ) > -1 : + jQuery.find( sel, this, null, [ cur ] ).length; + } + if ( matchedSelectors[ sel ] ) { + matchedHandlers.push( handleObj ); + } + } + if ( matchedHandlers.length ) { + handlerQueue.push( { elem: cur, handlers: matchedHandlers } ); + } + } } } - } - // make the cloned public data object a copy from the original - if ( curData.data ) { - curData.data = jQuery.extend( {}, curData.data ); - } -} - -function fixCloneNodeIssues( src, dest ) { - var nodeName, e, data; + // Add the remaining (directly-bound) handlers + cur = this; + if ( delegateCount < handlers.length ) { + handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } ); + } - // We do not need to do anything for non-Elements - if ( dest.nodeType !== 1 ) { - return; - } + return handlerQueue; + }, - nodeName = dest.nodeName.toLowerCase(); + addProp: function( name, hook ) { + Object.defineProperty( jQuery.Event.prototype, name, { + enumerable: true, + configurable: true, - // IE6-8 copies events bound via attachEvent when using cloneNode. - if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) { - data = jQuery._data( dest ); + get: isFunction( hook ) ? + function() { + if ( this.originalEvent ) { + return hook( this.originalEvent ); + } + } : + function() { + if ( this.originalEvent ) { + return this.originalEvent[ name ]; + } + }, - for ( e in data.events ) { - jQuery.removeEvent( dest, e, data.handle ); - } + set: function( value ) { + Object.defineProperty( this, name, { + enumerable: true, + configurable: true, + writable: true, + value: value + } ); + } + } ); + }, - // Event data gets referenced instead of copied if the expando gets copied too - dest.removeAttribute( jQuery.expando ); - } + fix: function( originalEvent ) { + return originalEvent[ jQuery.expando ] ? + originalEvent : + new jQuery.Event( originalEvent ); + }, - // IE blanks contents when cloning scripts, and tries to evaluate newly-set text - if ( nodeName === "script" && dest.text !== src.text ) { - disableScript( dest ).text = src.text; - restoreScript( dest ); + special: { + load: { - // IE6-10 improperly clones children of object elements using classid. - // IE10 throws NoModificationAllowedError if parent is null, #12132. - } else if ( nodeName === "object" ) { - if ( dest.parentNode ) { - dest.outerHTML = src.outerHTML; - } + // Prevent triggered image.load events from bubbling to window.load + noBubble: true + }, + click: { - // This path appears unavoidable for IE9. When cloning an object - // element in IE9, the outerHTML strategy above is not sufficient. - // If the src has innerHTML and the destination does not, - // copy the src.innerHTML into the dest.innerHTML. #10324 - if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) { - dest.innerHTML = src.innerHTML; - } + // Utilize native event to ensure correct state for checkable inputs + setup: function( data ) { - } else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) { - // IE6-8 fails to persist the checked state of a cloned checkbox - // or radio button. Worse, IE6-7 fail to give the cloned element - // a checked appearance if the defaultChecked value isn't also set + // For mutual compressibility with _default, replace `this` access with a local var. + // `|| data` is dead code meant only to preserve the variable through minification. + var el = this || data; - dest.defaultChecked = dest.checked = src.checked; + // Claim the first handler + if ( rcheckableType.test( el.type ) && + el.click && nodeName( el, "input" ) ) { - // IE6-7 get confused and end up setting the value of a cloned - // checkbox/radio button to an empty string instead of "on" - if ( dest.value !== src.value ) { - dest.value = src.value; - } + // dataPriv.set( el, "click", ... ) + leverageNative( el, "click", returnTrue ); + } - // IE6-8 fails to return the selected option to the default selected - // state when cloning options - } else if ( nodeName === "option" ) { - dest.defaultSelected = dest.selected = src.defaultSelected; + // Return false to allow normal processing in the caller + return false; + }, + trigger: function( data ) { - // IE6-8 fails to set the defaultValue to the correct value when - // cloning other types of input fields - } else if ( nodeName === "input" || nodeName === "textarea" ) { - dest.defaultValue = src.defaultValue; - } -} + // For mutual compressibility with _default, replace `this` access with a local var. + // `|| data` is dead code meant only to preserve the variable through minification. + var el = this || data; -jQuery.each({ - appendTo: "append", - prependTo: "prepend", - insertBefore: "before", - insertAfter: "after", - replaceAll: "replaceWith" -}, function( name, original ) { - jQuery.fn[ name ] = function( selector ) { - var elems, - i = 0, - ret = [], - insert = jQuery( selector ), - last = insert.length - 1; + // Force setup before triggering a click + if ( rcheckableType.test( el.type ) && + el.click && nodeName( el, "input" ) ) { - for ( ; i <= last; i++ ) { - elems = i === last ? this : this.clone(true); - jQuery( insert[i] )[ original ]( elems ); + leverageNative( el, "click" ); + } - // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get() - core_push.apply( ret, elems.get() ); - } + // Return non-false to allow normal event-path propagation + return true; + }, - return this.pushStack( ret ); - }; -}); + // For cross-browser consistency, suppress native .click() on links + // Also prevent it if we're currently inside a leveraged native-event stack + _default: function( event ) { + var target = event.target; + return rcheckableType.test( target.type ) && + target.click && nodeName( target, "input" ) && + dataPriv.get( target, "click" ) || + nodeName( target, "a" ); + } + }, -function getAll( context, tag ) { - var elems, elem, - i = 0, - found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) : - typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) : - undefined; + beforeunload: { + postDispatch: function( event ) { - if ( !found ) { - for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) { - if ( !tag || jQuery.nodeName( elem, tag ) ) { - found.push( elem ); - } else { - jQuery.merge( found, getAll( elem, tag ) ); + // Support: Firefox 20+ + // Firefox doesn't alert if the returnValue field is not set. + if ( event.result !== undefined && event.originalEvent ) { + event.originalEvent.returnValue = event.result; + } } } } +}; - return tag === undefined || tag && jQuery.nodeName( context, tag ) ? - jQuery.merge( [ context ], found ) : - found; -} +// Ensure the presence of an event listener that handles manually-triggered +// synthetic events by interrupting progress until reinvoked in response to +// *native* events that it fires directly, ensuring that state changes have +// already occurred before other listeners are invoked. +function leverageNative( el, type, expectSync ) { -// Used in buildFragment, fixes the defaultChecked property -function fixDefaultChecked( elem ) { - if ( manipulation_rcheckableType.test( elem.type ) ) { - elem.defaultChecked = elem.checked; + // Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add + if ( !expectSync ) { + if ( dataPriv.get( el, type ) === undefined ) { + jQuery.event.add( el, type, returnTrue ); + } + return; } -} - -jQuery.extend({ - clone: function( elem, dataAndEvents, deepDataAndEvents ) { - var destElements, node, clone, i, srcElements, - inPage = jQuery.contains( elem.ownerDocument, elem ); - if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { - clone = elem.cloneNode( true ); + // Register the controller as a special universal handler for all event namespaces + dataPriv.set( el, type, false ); + jQuery.event.add( el, type, { + namespace: false, + handler: function( event ) { + var notAsync, result, + saved = dataPriv.get( this, type ); + + if ( ( event.isTrigger & 1 ) && this[ type ] ) { + + // Interrupt processing of the outer synthetic .trigger()ed event + // Saved data should be false in such cases, but might be a leftover capture object + // from an async native handler (gh-4350) + if ( !saved.length ) { + + // Store arguments for use when handling the inner native event + // There will always be at least one argument (an event object), so this array + // will not be confused with a leftover capture object. + saved = slice.call( arguments ); + dataPriv.set( this, type, saved ); + + // Trigger the native event and capture its result + // Support: IE <=9 - 11+ + // focus() and blur() are asynchronous + notAsync = expectSync( this, type ); + this[ type ](); + result = dataPriv.get( this, type ); + if ( saved !== result || notAsync ) { + dataPriv.set( this, type, false ); + } else { + result = {}; + } + if ( saved !== result ) { - // IE<=8 does not properly clone detached, unknown element nodes - } else { - fragmentDiv.innerHTML = elem.outerHTML; - fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); - } + // Cancel the outer synthetic event + event.stopImmediatePropagation(); + event.preventDefault(); + return result.value; + } - if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) && - (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { + // If this is an inner synthetic event for an event with a bubbling surrogate + // (focus or blur), assume that the surrogate already propagated from triggering the + // native event and prevent that from happening again here. + // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the + // bubbling surrogate propagates *after* the non-bubbling base), but that seems + // less bad than duplication. + } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) { + event.stopPropagation(); + } - // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 - destElements = getAll( clone ); - srcElements = getAll( elem ); + // If this is a native event triggered above, everything is now in order + // Fire an inner synthetic event with the original arguments + } else if ( saved.length ) { - // Fix all IE cloning issues - for ( i = 0; (node = srcElements[i]) != null; ++i ) { - // Ensure that the destination node is not null; Fixes #9587 - if ( destElements[i] ) { - fixCloneNodeIssues( node, destElements[i] ); - } - } - } + // ...and capture the result + dataPriv.set( this, type, { + value: jQuery.event.trigger( - // Copy the events from the original to the clone - if ( dataAndEvents ) { - if ( deepDataAndEvents ) { - srcElements = srcElements || getAll( elem ); - destElements = destElements || getAll( clone ); + // Support: IE <=9 - 11+ + // Extend with the prototype to reset the above stopImmediatePropagation() + jQuery.extend( saved[ 0 ], jQuery.Event.prototype ), + saved.slice( 1 ), + this + ) + } ); - for ( i = 0; (node = srcElements[i]) != null; i++ ) { - cloneCopyEvent( node, destElements[i] ); - } - } else { - cloneCopyEvent( elem, clone ); + // Abort handling of the native event + event.stopImmediatePropagation(); } } + } ); +} - // Preserve script evaluation history - destElements = getAll( clone, "script" ); - if ( destElements.length > 0 ) { - setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); - } +jQuery.removeEvent = function( elem, type, handle ) { - destElements = srcElements = node = null; + // This "if" is needed for plain objects + if ( elem.removeEventListener ) { + elem.removeEventListener( type, handle ); + } +}; - // Return the cloned set - return clone; - }, +jQuery.Event = function( src, props ) { - buildFragment: function( elems, context, scripts, selection ) { - var j, elem, contains, - tmp, tag, tbody, wrap, - l = elems.length, + // Allow instantiation without the 'new' keyword + if ( !( this instanceof jQuery.Event ) ) { + return new jQuery.Event( src, props ); + } - // Ensure a safe fragment - safe = createSafeFragment( context ), + // Event object + if ( src && src.type ) { + this.originalEvent = src; + this.type = src.type; - nodes = [], - i = 0; + // Events bubbling up the document may have been marked as prevented + // by a handler lower down the tree; reflect the correct value. + this.isDefaultPrevented = src.defaultPrevented || + src.defaultPrevented === undefined && - for ( ; i < l; i++ ) { - elem = elems[ i ]; + // Support: Android <=2.3 only + src.returnValue === false ? + returnTrue : + returnFalse; - if ( elem || elem === 0 ) { + // Create target properties + // Support: Safari <=6 - 7 only + // Target should not be a text node (#504, #13143) + this.target = ( src.target && src.target.nodeType === 3 ) ? + src.target.parentNode : + src.target; - // Add nodes directly - if ( jQuery.type( elem ) === "object" ) { - jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); + this.currentTarget = src.currentTarget; + this.relatedTarget = src.relatedTarget; - // Convert non-html into a text node - } else if ( !rhtml.test( elem ) ) { - nodes.push( context.createTextNode( elem ) ); + // Event type + } else { + this.type = src; + } - // Convert html into DOM nodes - } else { - tmp = tmp || safe.appendChild( context.createElement("div") ); + // Put explicitly provided properties onto the event object + if ( props ) { + jQuery.extend( this, props ); + } - // Deserialize a standard representation - tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(); - wrap = wrapMap[ tag ] || wrapMap._default; + // Create a timestamp if incoming event doesn't have one + this.timeStamp = src && src.timeStamp || Date.now(); - tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1>" ) + wrap[2]; + // Mark it as fixed + this[ jQuery.expando ] = true; +}; - // Descend through wrappers to the right content - j = wrap[0]; - while ( j-- ) { - tmp = tmp.lastChild; - } +// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding +// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html +jQuery.Event.prototype = { + constructor: jQuery.Event, + isDefaultPrevented: returnFalse, + isPropagationStopped: returnFalse, + isImmediatePropagationStopped: returnFalse, + isSimulated: false, - // Manually add leading whitespace removed by IE - if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { - nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) ); - } + preventDefault: function() { + var e = this.originalEvent; - // Remove IE's autoinserted from table fragments - if ( !jQuery.support.tbody ) { + this.isDefaultPrevented = returnTrue; - // String was a , *may* have spurious - elem = tag === "table" && !rtbody.test( elem ) ? - tmp.firstChild : + if ( e && !this.isSimulated ) { + e.preventDefault(); + } + }, + stopPropagation: function() { + var e = this.originalEvent; - // String was a bare or - wrap[1] === "
" && !rtbody.test( elem ) ? - tmp : - 0; + this.isPropagationStopped = returnTrue; - j = elem && elem.childNodes.length; - while ( j-- ) { - if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) { - elem.removeChild( tbody ); - } - } - } + if ( e && !this.isSimulated ) { + e.stopPropagation(); + } + }, + stopImmediatePropagation: function() { + var e = this.originalEvent; - jQuery.merge( nodes, tmp.childNodes ); + this.isImmediatePropagationStopped = returnTrue; - // Fix #12392 for WebKit and IE > 9 - tmp.textContent = ""; + if ( e && !this.isSimulated ) { + e.stopImmediatePropagation(); + } - // Fix #12392 for oldIE - while ( tmp.firstChild ) { - tmp.removeChild( tmp.firstChild ); - } + this.stopPropagation(); + } +}; - // Remember the top-level container for proper cleanup - tmp = safe.lastChild; - } +// Includes all common event props including KeyEvent and MouseEvent specific props +jQuery.each( { + altKey: true, + bubbles: true, + cancelable: true, + changedTouches: true, + ctrlKey: true, + detail: true, + eventPhase: true, + metaKey: true, + pageX: true, + pageY: true, + shiftKey: true, + view: true, + "char": true, + code: true, + charCode: true, + key: true, + keyCode: true, + button: true, + buttons: true, + clientX: true, + clientY: true, + offsetX: true, + offsetY: true, + pointerId: true, + pointerType: true, + screenX: true, + screenY: true, + targetTouches: true, + toElement: true, + touches: true, + + which: function( event ) { + var button = event.button; + + // Add which for key events + if ( event.which == null && rkeyEvent.test( event.type ) ) { + return event.charCode != null ? event.charCode : event.keyCode; + } + + // Add which for click: 1 === left; 2 === middle; 3 === right + if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) { + if ( button & 1 ) { + return 1; + } + + if ( button & 2 ) { + return 3; + } + + if ( button & 4 ) { + return 2; } - } - // Fix #11356: Clear elements from fragment - if ( tmp ) { - safe.removeChild( tmp ); + return 0; } - // Reset defaultChecked for any radios and checkboxes - // about to be appended to the DOM in IE 6/7 (#8060) - if ( !jQuery.support.appendChecked ) { - jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked ); - } + return event.which; + } +}, jQuery.event.addProp ); - i = 0; - while ( (elem = nodes[ i++ ]) ) { +jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) { + jQuery.event.special[ type ] = { - // #4087 - If origin and destination elements are the same, and this is - // that element, do not do anything - if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { - continue; - } + // Utilize native event if possible so blur/focus sequence is correct + setup: function() { - contains = jQuery.contains( elem.ownerDocument, elem ); + // Claim the first handler + // dataPriv.set( this, "focus", ... ) + // dataPriv.set( this, "blur", ... ) + leverageNative( this, type, expectSync ); - // Append to fragment - tmp = getAll( safe.appendChild( elem ), "script" ); + // Return false to allow normal processing in the caller + return false; + }, + trigger: function() { - // Preserve script evaluation history - if ( contains ) { - setGlobalEval( tmp ); - } + // Force setup before trigger + leverageNative( this, type ); - // Capture executables - if ( scripts ) { - j = 0; - while ( (elem = tmp[ j++ ]) ) { - if ( rscriptType.test( elem.type || "" ) ) { - scripts.push( elem ); - } - } - } - } + // Return non-false to allow normal event-path propagation + return true; + }, - tmp = null; + delegateType: delegateType + }; +} ); - return safe; - }, +// Create mouseenter/leave events using mouseover/out and event-time checks +// so that event delegation works in jQuery. +// Do the same for pointerenter/pointerleave and pointerover/pointerout +// +// Support: Safari 7 only +// Safari sends mouseenter too often; see: +// https://bugs.chromium.org/p/chromium/issues/detail?id=470258 +// for the description of the bug (it existed in older Chrome versions as well). +jQuery.each( { + mouseenter: "mouseover", + mouseleave: "mouseout", + pointerenter: "pointerover", + pointerleave: "pointerout" +}, function( orig, fix ) { + jQuery.event.special[ orig ] = { + delegateType: fix, + bindType: fix, - cleanData: function( elems, /* internal */ acceptData ) { - var elem, type, id, data, - i = 0, - internalKey = jQuery.expando, - cache = jQuery.cache, - deleteExpando = jQuery.support.deleteExpando, - special = jQuery.event.special; + handle: function( event ) { + var ret, + target = this, + related = event.relatedTarget, + handleObj = event.handleObj; - for ( ; (elem = elems[i]) != null; i++ ) { + // For mouseenter/leave call the handler if related is outside the target. + // NB: No relatedTarget if the mouse left/entered the browser window + if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) { + event.type = handleObj.origType; + ret = handleObj.handler.apply( this, arguments ); + event.type = fix; + } + return ret; + } + }; +} ); - if ( acceptData || jQuery.acceptData( elem ) ) { +jQuery.fn.extend( { - id = elem[ internalKey ]; - data = id && cache[ id ]; + on: function( types, selector, data, fn ) { + return on( this, types, selector, data, fn ); + }, + one: function( types, selector, data, fn ) { + return on( this, types, selector, data, fn, 1 ); + }, + off: function( types, selector, fn ) { + var handleObj, type; + if ( types && types.preventDefault && types.handleObj ) { - if ( data ) { - if ( data.events ) { - for ( type in data.events ) { - if ( special[ type ] ) { - jQuery.event.remove( elem, type ); + // ( event ) dispatched jQuery.Event + handleObj = types.handleObj; + jQuery( types.delegateTarget ).off( + handleObj.namespace ? + handleObj.origType + "." + handleObj.namespace : + handleObj.origType, + handleObj.selector, + handleObj.handler + ); + return this; + } + if ( typeof types === "object" ) { - // This is a shortcut to avoid jQuery.event.remove's overhead - } else { - jQuery.removeEvent( elem, type, data.handle ); - } - } - } + // ( types-object [, selector] ) + for ( type in types ) { + this.off( type, selector, types[ type ] ); + } + return this; + } + if ( selector === false || typeof selector === "function" ) { - // Remove cache only if it was not already removed by jQuery.event.remove - if ( cache[ id ] ) { + // ( types [, fn] ) + fn = selector; + selector = undefined; + } + if ( fn === false ) { + fn = returnFalse; + } + return this.each( function() { + jQuery.event.remove( this, types, fn, selector ); + } ); + } +} ); - delete cache[ id ]; - // IE does not allow us to delete expando properties from nodes, - // nor does it have a removeAttribute function on Document nodes; - // we must handle all of these cases - if ( deleteExpando ) { - delete elem[ internalKey ]; +var - } else if ( typeof elem.removeAttribute !== core_strundefined ) { - elem.removeAttribute( internalKey ); + /* eslint-disable max-len */ - } else { - elem[ internalKey ] = null; - } + // See https://github.com/eslint/eslint/issues/3229 + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi, - core_deletedIds.push( id ); - } - } - } - } - }, + /* eslint-enable */ - _evalUrl: function( url ) { - return jQuery.ajax({ - url: url, - type: "GET", - dataType: "script", - async: false, - global: false, - "throws": true - }); - } -}); -jQuery.fn.extend({ - wrapAll: function( html ) { - if ( jQuery.isFunction( html ) ) { - return this.each(function(i) { - jQuery(this).wrapAll( html.call(this, i) ); - }); - } + // Support: IE <=10 - 11, Edge 12 - 13 only + // In IE/Edge using regex groups here causes severe slowdowns. + // See https://connect.microsoft.com/IE/feedback/details/1736512/ + rnoInnerhtml = /\s*$/g; - if ( this[0].parentNode ) { - wrap.insertBefore( this[0] ); - } +// Prefer a tbody over its parent table for containing new rows +function manipulationTarget( elem, content ) { + if ( nodeName( elem, "table" ) && + nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) { - wrap.map(function() { - var elem = this; + return jQuery( elem ).children( "tbody" )[ 0 ] || elem; + } - while ( elem.firstChild && elem.firstChild.nodeType === 1 ) { - elem = elem.firstChild; - } + return elem; +} - return elem; - }).append( this ); - } +// Replace/restore the type attribute of script elements for safe DOM manipulation +function disableScript( elem ) { + elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type; + return elem; +} +function restoreScript( elem ) { + if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) { + elem.type = elem.type.slice( 5 ); + } else { + elem.removeAttribute( "type" ); + } - return this; - }, + return elem; +} - wrapInner: function( html ) { - if ( jQuery.isFunction( html ) ) { - return this.each(function(i) { - jQuery(this).wrapInner( html.call(this, i) ); - }); - } +function cloneCopyEvent( src, dest ) { + var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; - return this.each(function() { - var self = jQuery( this ), - contents = self.contents(); + if ( dest.nodeType !== 1 ) { + return; + } - if ( contents.length ) { - contents.wrapAll( html ); + // 1. Copy private data: events, handlers, etc. + if ( dataPriv.hasData( src ) ) { + pdataOld = dataPriv.access( src ); + pdataCur = dataPriv.set( dest, pdataOld ); + events = pdataOld.events; - } else { - self.append( html ); + if ( events ) { + delete pdataCur.handle; + pdataCur.events = {}; + + for ( type in events ) { + for ( i = 0, l = events[ type ].length; i < l; i++ ) { + jQuery.event.add( dest, type, events[ type ][ i ] ); + } } - }); - }, + } + } - wrap: function( html ) { - var isFunction = jQuery.isFunction( html ); + // 2. Copy user data + if ( dataUser.hasData( src ) ) { + udataOld = dataUser.access( src ); + udataCur = jQuery.extend( {}, udataOld ); - return this.each(function(i) { - jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); - }); - }, + dataUser.set( dest, udataCur ); + } +} - unwrap: function() { - return this.parent().each(function() { - if ( !jQuery.nodeName( this, "body" ) ) { - jQuery( this ).replaceWith( this.childNodes ); - } - }).end(); +// Fix IE bugs, see support tests +function fixInput( src, dest ) { + var nodeName = dest.nodeName.toLowerCase(); + + // Fails to persist the checked state of a cloned checkbox or radio button. + if ( nodeName === "input" && rcheckableType.test( src.type ) ) { + dest.checked = src.checked; + + // Fails to return the selected option to the default selected state when cloning options + } else if ( nodeName === "input" || nodeName === "textarea" ) { + dest.defaultValue = src.defaultValue; } -}); -var iframe, getStyles, curCSS, - ralpha = /alpha\([^)]*\)/i, - ropacity = /opacity\s*=\s*([^)]*)/, - rposition = /^(top|right|bottom|left)$/, - // swappable if display is none or starts with table except "table", "table-cell", or "table-caption" - // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display - rdisplayswap = /^(none|table(?!-c[ea]).+)/, - rmargin = /^margin/, - rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ), - rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ), - rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ), - elemdisplay = { BODY: "block" }, +} - cssShow = { position: "absolute", visibility: "hidden", display: "block" }, - cssNormalTransform = { - letterSpacing: 0, - fontWeight: 400 - }, +function domManip( collection, args, callback, ignored ) { - cssExpand = [ "Top", "Right", "Bottom", "Left" ], - cssPrefixes = [ "Webkit", "O", "Moz", "ms" ]; + // Flatten any nested arrays + args = concat.apply( [], args ); -// return a css property mapped to a potentially vendor prefixed property -function vendorPropName( style, name ) { + var fragment, first, scripts, hasScripts, node, doc, + i = 0, + l = collection.length, + iNoClone = l - 1, + value = args[ 0 ], + valueIsFunction = isFunction( value ); - // shortcut for names that are not vendor prefixed - if ( name in style ) { - return name; + // We can't cloneNode fragments that contain checked, in WebKit + if ( valueIsFunction || + ( l > 1 && typeof value === "string" && + !support.checkClone && rchecked.test( value ) ) ) { + return collection.each( function( index ) { + var self = collection.eq( index ); + if ( valueIsFunction ) { + args[ 0 ] = value.call( this, index, self.html() ); + } + domManip( self, args, callback, ignored ); + } ); } - // check for vendor prefixed names - var capName = name.charAt(0).toUpperCase() + name.slice(1), - origName = name, - i = cssPrefixes.length; + if ( l ) { + fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored ); + first = fragment.firstChild; - while ( i-- ) { - name = cssPrefixes[ i ] + capName; - if ( name in style ) { - return name; + if ( fragment.childNodes.length === 1 ) { + fragment = first; } - } - return origName; -} + // Require either new content or an interest in ignored elements to invoke the callback + if ( first || ignored ) { + scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); + hasScripts = scripts.length; -function isHidden( elem, el ) { - // isHidden might be called from jQuery#filter function; - // in that case, element will be second argument - elem = el || elem; - return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); -} + // Use the original fragment for the last item + // instead of the first because it can end up + // being emptied incorrectly in certain situations (#8070). + for ( ; i < l; i++ ) { + node = fragment; -function showHide( elements, show ) { - var display, elem, hidden, - values = [], - index = 0, - length = elements.length; + if ( i !== iNoClone ) { + node = jQuery.clone( node, true, true ); - for ( ; index < length; index++ ) { - elem = elements[ index ]; - if ( !elem.style ) { - continue; - } + // Keep references to cloned scripts for later restoration + if ( hasScripts ) { - values[ index ] = jQuery._data( elem, "olddisplay" ); - display = elem.style.display; - if ( show ) { - // Reset the inline display of this element to learn if it is - // being hidden by cascaded rules or not - if ( !values[ index ] && display === "none" ) { - elem.style.display = ""; - } + // Support: Android <=4.0 only, PhantomJS 1 only + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( scripts, getAll( node, "script" ) ); + } + } - // Set elements which have been overridden with display: none - // in a stylesheet to whatever the default browser style is - // for such an element - if ( elem.style.display === "" && isHidden( elem ) ) { - values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) ); + callback.call( collection[ i ], node, i ); } - } else { - if ( !values[ index ] ) { - hidden = isHidden( elem ); + if ( hasScripts ) { + doc = scripts[ scripts.length - 1 ].ownerDocument; + + // Reenable scripts + jQuery.map( scripts, restoreScript ); - if ( display && display !== "none" || !hidden ) { - jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) ); + // Evaluate executable scripts on first document insertion + for ( i = 0; i < hasScripts; i++ ) { + node = scripts[ i ]; + if ( rscriptType.test( node.type || "" ) && + !dataPriv.access( node, "globalEval" ) && + jQuery.contains( doc, node ) ) { + + if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) { + + // Optional AJAX dependency, but won't run scripts if not present + if ( jQuery._evalUrl && !node.noModule ) { + jQuery._evalUrl( node.src, { + nonce: node.nonce || node.getAttribute( "nonce" ) + } ); + } + } else { + DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc ); + } + } } } } } - // Set the display of most of the elements in a second loop - // to avoid the constant reflow - for ( index = 0; index < length; index++ ) { - elem = elements[ index ]; - if ( !elem.style ) { - continue; + return collection; +} + +function remove( elem, selector, keepData ) { + var node, + nodes = selector ? jQuery.filter( selector, elem ) : elem, + i = 0; + + for ( ; ( node = nodes[ i ] ) != null; i++ ) { + if ( !keepData && node.nodeType === 1 ) { + jQuery.cleanData( getAll( node ) ); } - if ( !show || elem.style.display === "none" || elem.style.display === "" ) { - elem.style.display = show ? values[ index ] || "" : "none"; + + if ( node.parentNode ) { + if ( keepData && isAttached( node ) ) { + setGlobalEval( getAll( node, "script" ) ); + } + node.parentNode.removeChild( node ); } } - return elements; + return elem; } -jQuery.fn.extend({ - css: function( name, value ) { - return jQuery.access( this, function( elem, name, value ) { - var len, styles, - map = {}, - i = 0; +jQuery.extend( { + htmlPrefilter: function( html ) { + return html.replace( rxhtmlTag, "<$1>" ); + }, - if ( jQuery.isArray( name ) ) { - styles = getStyles( elem ); - len = name.length; + clone: function( elem, dataAndEvents, deepDataAndEvents ) { + var i, l, srcElements, destElements, + clone = elem.cloneNode( true ), + inPage = isAttached( elem ); - for ( ; i < len; i++ ) { - map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); - } + // Fix IE cloning issues + if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && + !jQuery.isXMLDoc( elem ) ) { - return map; - } + // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2 + destElements = getAll( clone ); + srcElements = getAll( elem ); - return value !== undefined ? - jQuery.style( elem, name, value ) : - jQuery.css( elem, name ); - }, name, value, arguments.length > 1 ); - }, - show: function() { - return showHide( this, true ); - }, - hide: function() { - return showHide( this ); - }, - toggle: function( state ) { - if ( typeof state === "boolean" ) { - return state ? this.show() : this.hide(); + for ( i = 0, l = srcElements.length; i < l; i++ ) { + fixInput( srcElements[ i ], destElements[ i ] ); + } } - return this.each(function() { - if ( isHidden( this ) ) { - jQuery( this ).show(); - } else { - jQuery( this ).hide(); - } - }); - } -}); + // Copy the events from the original to the clone + if ( dataAndEvents ) { + if ( deepDataAndEvents ) { + srcElements = srcElements || getAll( elem ); + destElements = destElements || getAll( clone ); -jQuery.extend({ - // Add in style property hooks for overriding the default - // behavior of getting and setting a style property - cssHooks: { - opacity: { - get: function( elem, computed ) { - if ( computed ) { - // We should always get a number back from opacity - var ret = curCSS( elem, "opacity" ); - return ret === "" ? "1" : ret; + for ( i = 0, l = srcElements.length; i < l; i++ ) { + cloneCopyEvent( srcElements[ i ], destElements[ i ] ); } + } else { + cloneCopyEvent( elem, clone ); } } - }, - // Don't automatically add "px" to these possibly-unitless properties - cssNumber: { - "columnCount": true, - "fillOpacity": true, - "fontWeight": true, - "lineHeight": true, - "opacity": true, - "order": true, - "orphans": true, - "widows": true, - "zIndex": true, - "zoom": true - }, + // Preserve script evaluation history + destElements = getAll( clone, "script" ); + if ( destElements.length > 0 ) { + setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); + } - // Add in properties whose names you wish to fix before - // setting or getting the value - cssProps: { - // normalize float css property - "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat" + // Return the cloned set + return clone; }, - // Get and set the style property on a DOM Node - style: function( elem, name, value, extra ) { - // Don't set styles on text and comment nodes - if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { - return; - } - - // Make sure that we're working with the right name - var ret, type, hooks, - origName = jQuery.camelCase( name ), - style = elem.style; + cleanData: function( elems ) { + var data, elem, type, + special = jQuery.event.special, + i = 0; - name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); + for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) { + if ( acceptData( elem ) ) { + if ( ( data = elem[ dataPriv.expando ] ) ) { + if ( data.events ) { + for ( type in data.events ) { + if ( special[ type ] ) { + jQuery.event.remove( elem, type ); - // gets hook for the prefixed version - // followed by the unprefixed version - hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; + // This is a shortcut to avoid jQuery.event.remove's overhead + } else { + jQuery.removeEvent( elem, type, data.handle ); + } + } + } - // Check if we're setting a value - if ( value !== undefined ) { - type = typeof value; + // Support: Chrome <=35 - 45+ + // Assign undefined instead of using delete, see Data#remove + elem[ dataPriv.expando ] = undefined; + } + if ( elem[ dataUser.expando ] ) { - // convert relative number strings (+= or -=) to relative numbers. #7345 - if ( type === "string" && (ret = rrelNum.exec( value )) ) { - value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); - // Fixes bug #9237 - type = "number"; - } - - // Make sure that NaN and null values aren't set. See: #7116 - if ( value == null || type === "number" && isNaN( value ) ) { - return; + // Support: Chrome <=35 - 45+ + // Assign undefined instead of using delete, see Data#remove + elem[ dataUser.expando ] = undefined; + } } + } + } +} ); - // If a number was passed in, add 'px' to the (except for certain CSS properties) - if ( type === "number" && !jQuery.cssNumber[ origName ] ) { - value += "px"; - } +jQuery.fn.extend( { + detach: function( selector ) { + return remove( this, selector, true ); + }, - // Fixes #8908, it can be done more correctly by specifing setters in cssHooks, - // but it would mean to define eight (for every problematic property) identical functions - if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) { - style[ name ] = "inherit"; - } + remove: function( selector ) { + return remove( this, selector ); + }, - // If a hook was provided, use that value, otherwise just set the specified value - if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { + text: function( value ) { + return access( this, function( value ) { + return value === undefined ? + jQuery.text( this ) : + this.empty().each( function() { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + this.textContent = value; + } + } ); + }, null, value, arguments.length ); + }, - // Wrapped to prevent IE from throwing errors when 'invalid' values are provided - // Fixes bug #5509 - try { - style[ name ] = value; - } catch(e) {} + append: function() { + return domManip( this, arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.appendChild( elem ); } + } ); + }, - } else { - // If a hook was provided get the non-computed value from there - if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { - return ret; + prepend: function() { + return domManip( this, arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.insertBefore( elem, target.firstChild ); } + } ); + }, - // Otherwise just get the value from the style object - return style[ name ]; - } + before: function() { + return domManip( this, arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this ); + } + } ); }, - css: function( elem, name, extra, styles ) { - var num, val, hooks, - origName = jQuery.camelCase( name ); + after: function() { + return domManip( this, arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this.nextSibling ); + } + } ); + }, - // Make sure that we're working with the right name - name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); + empty: function() { + var elem, + i = 0; - // gets hook for the prefixed version - // followed by the unprefixed version - hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; + for ( ; ( elem = this[ i ] ) != null; i++ ) { + if ( elem.nodeType === 1 ) { - // If a hook was provided get the computed value from there - if ( hooks && "get" in hooks ) { - val = hooks.get( elem, true, extra ); - } + // Prevent memory leaks + jQuery.cleanData( getAll( elem, false ) ); - // Otherwise, if a way to get the computed value exists, use that - if ( val === undefined ) { - val = curCSS( elem, name, styles ); + // Remove any remaining nodes + elem.textContent = ""; + } } - //convert "normal" to computed value - if ( val === "normal" && name in cssNormalTransform ) { - val = cssNormalTransform[ name ]; - } + return this; + }, - // Return, converting to number if forced or a qualifier was provided and val looks numeric - if ( extra === "" || extra ) { - num = parseFloat( val ); - return extra === true || jQuery.isNumeric( num ) ? num || 0 : val; - } - return val; - } -}); + clone: function( dataAndEvents, deepDataAndEvents ) { + dataAndEvents = dataAndEvents == null ? false : dataAndEvents; + deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; -// NOTE: we've included the "window" in window.getComputedStyle -// because jsdom on node.js will break without it. -if ( window.getComputedStyle ) { - getStyles = function( elem ) { - return window.getComputedStyle( elem, null ); - }; + return this.map( function() { + return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); + } ); + }, + + html: function( value ) { + return access( this, function( value ) { + var elem = this[ 0 ] || {}, + i = 0, + l = this.length; - curCSS = function( elem, name, _computed ) { - var width, minWidth, maxWidth, - computed = _computed || getStyles( elem ), + if ( value === undefined && elem.nodeType === 1 ) { + return elem.innerHTML; + } - // getPropertyValue is only needed for .css('filter') in IE9, see #12537 - ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined, - style = elem.style; + // See if we can take a shortcut and just use innerHTML + if ( typeof value === "string" && !rnoInnerhtml.test( value ) && + !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { - if ( computed ) { + value = jQuery.htmlPrefilter( value ); + + try { + for ( ; i < l; i++ ) { + elem = this[ i ] || {}; + + // Remove element nodes and prevent memory leaks + if ( elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem, false ) ); + elem.innerHTML = value; + } + } + + elem = 0; - if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { - ret = jQuery.style( elem, name ); + // If using innerHTML throws an exception, use the fallback method + } catch ( e ) {} } - // A tribute to the "awesome hack by Dean Edwards" - // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right - // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels - // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values - if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { + if ( elem ) { + this.empty().append( value ); + } + }, null, value, arguments.length ); + }, - // Remember the original values - width = style.width; - minWidth = style.minWidth; - maxWidth = style.maxWidth; + replaceWith: function() { + var ignored = []; - // Put in the new values to get a computed value out - style.minWidth = style.maxWidth = style.width = ret; - ret = computed.width; + // Make the changes, replacing each non-ignored context element with the new content + return domManip( this, arguments, function( elem ) { + var parent = this.parentNode; - // Revert the changed values - style.width = width; - style.minWidth = minWidth; - style.maxWidth = maxWidth; + if ( jQuery.inArray( this, ignored ) < 0 ) { + jQuery.cleanData( getAll( this ) ); + if ( parent ) { + parent.replaceChild( elem, this ); + } } + + // Force callback invocation + }, ignored ); + } +} ); + +jQuery.each( { + appendTo: "append", + prependTo: "prepend", + insertBefore: "before", + insertAfter: "after", + replaceAll: "replaceWith" +}, function( name, original ) { + jQuery.fn[ name ] = function( selector ) { + var elems, + ret = [], + insert = jQuery( selector ), + last = insert.length - 1, + i = 0; + + for ( ; i <= last; i++ ) { + elems = i === last ? this : this.clone( true ); + jQuery( insert[ i ] )[ original ]( elems ); + + // Support: Android <=4.0 only, PhantomJS 1 only + // .get() because push.apply(_, arraylike) throws on ancient WebKit + push.apply( ret, elems.get() ); } - return ret; - }; -} else if ( document.documentElement.currentStyle ) { - getStyles = function( elem ) { - return elem.currentStyle; + return this.pushStack( ret ); }; +} ); +var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); - curCSS = function( elem, name, _computed ) { - var left, rs, rsLeft, - computed = _computed || getStyles( elem ), - ret = computed ? computed[ name ] : undefined, - style = elem.style; +var getStyles = function( elem ) { - // Avoid setting ret to empty string here - // so we don't default to auto - if ( ret == null && style && style[ name ] ) { - ret = style[ name ]; + // Support: IE <=11 only, Firefox <=30 (#15098, #14150) + // IE throws on elements created in popups + // FF meanwhile throws on frame elements through "defaultView.getComputedStyle" + var view = elem.ownerDocument.defaultView; + + if ( !view || !view.opener ) { + view = window; } - // From the awesome hack by Dean Edwards - // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 + return view.getComputedStyle( elem ); + }; + +var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" ); - // If we're not dealing with a regular pixel number - // but a number that has a weird ending, we need to convert it to pixels - // but not position css attributes, as those are proportional to the parent element instead - // and we can't measure the parent instead because it might trigger a "stacking dolls" problem - if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) { - // Remember the original values - left = style.left; - rs = elem.runtimeStyle; - rsLeft = rs && rs.left; - // Put in the new values to get a computed value out - if ( rsLeft ) { - rs.left = elem.currentStyle.left; - } - style.left = name === "fontSize" ? "1em" : ret; - ret = style.pixelLeft + "px"; +( function() { - // Revert the changed values - style.left = left; - if ( rsLeft ) { - rs.left = rsLeft; - } + // Executing both pixelPosition & boxSizingReliable tests require only one layout + // so they're executed at the same time to save the second computation. + function computeStyleTests() { + + // This is a singleton, we need to execute it only once + if ( !div ) { + return; } - return ret === "" ? "auto" : ret; - }; -} + container.style.cssText = "position:absolute;left:-11111px;width:60px;" + + "margin-top:1px;padding:0;border:0"; + div.style.cssText = + "position:relative;display:block;box-sizing:border-box;overflow:scroll;" + + "margin:auto;border:1px;padding:1px;" + + "width:60%;top:1%"; + documentElement.appendChild( container ).appendChild( div ); -function setPositiveNumber( elem, value, subtract ) { - var matches = rnumsplit.exec( value ); - return matches ? - // Guard against undefined "subtract", e.g., when used as in cssHooks - Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : - value; -} + var divStyle = window.getComputedStyle( div ); + pixelPositionVal = divStyle.top !== "1%"; -function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { - var i = extra === ( isBorderBox ? "border" : "content" ) ? - // If we already have the right measurement, avoid augmentation - 4 : - // Otherwise initialize for horizontal or vertical properties - name === "width" ? 1 : 0, + // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44 + reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12; - val = 0; + // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3 + // Some styles come back with percentage values, even though they shouldn't + div.style.right = "60%"; + pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36; - for ( ; i < 4; i += 2 ) { - // both box models exclude margin, so add it if we want it - if ( extra === "margin" ) { - val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); - } + // Support: IE 9 - 11 only + // Detect misreporting of content dimensions for box-sizing:border-box elements + boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36; - if ( isBorderBox ) { - // border-box includes padding, so remove it if we want content - if ( extra === "content" ) { - val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); - } + // Support: IE 9 only + // Detect overflow:scroll screwiness (gh-3699) + // Support: Chrome <=64 + // Don't get tricked when zoom affects offsetWidth (gh-4029) + div.style.position = "absolute"; + scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12; - // at this point, extra isn't border nor margin, so remove border - if ( extra !== "margin" ) { - val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); - } - } else { - // at this point, extra isn't content, so add padding - val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); + documentElement.removeChild( container ); - // at this point, extra isn't content nor padding, so add border - if ( extra !== "padding" ) { - val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); - } - } + // Nullify the div so it wouldn't be stored in the memory and + // it will also be a sign that checks already performed + div = null; } - return val; -} + function roundPixelMeasures( measure ) { + return Math.round( parseFloat( measure ) ); + } -function getWidthOrHeight( elem, name, extra ) { + var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal, + reliableMarginLeftVal, + container = document.createElement( "div" ), + div = document.createElement( "div" ); - // Start with offset property, which is equivalent to the border-box value - var valueIsBorderBox = true, - val = name === "width" ? elem.offsetWidth : elem.offsetHeight, - styles = getStyles( elem ), - isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; + // Finish early in limited (non-browser) environments + if ( !div.style ) { + return; + } - // some non-html elements return undefined for offsetWidth, so check for null/undefined - // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 - // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 - if ( val <= 0 || val == null ) { - // Fall back to computed then uncomputed css if necessary - val = curCSS( elem, name, styles ); - if ( val < 0 || val == null ) { - val = elem.style[ name ]; - } + // Support: IE <=9 - 11 only + // Style of cloned element affects source element cloned (#8908) + div.style.backgroundClip = "content-box"; + div.cloneNode( true ).style.backgroundClip = ""; + support.clearCloneStyle = div.style.backgroundClip === "content-box"; - // Computed unit is not pixels. Stop here and return. - if ( rnumnonpx.test(val) ) { - return val; + jQuery.extend( support, { + boxSizingReliable: function() { + computeStyleTests(); + return boxSizingReliableVal; + }, + pixelBoxStyles: function() { + computeStyleTests(); + return pixelBoxStylesVal; + }, + pixelPosition: function() { + computeStyleTests(); + return pixelPositionVal; + }, + reliableMarginLeft: function() { + computeStyleTests(); + return reliableMarginLeftVal; + }, + scrollboxSize: function() { + computeStyleTests(); + return scrollboxSizeVal; } + } ); +} )(); - // we need the check for style in case a browser which returns unreliable values - // for getComputedStyle silently falls back to the reliable elem.style - valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] ); - // Normalize "", auto, and prepare for extra - val = parseFloat( val ) || 0; - } +function curCSS( elem, name, computed ) { + var width, minWidth, maxWidth, ret, - // use the active box-sizing model to add/subtract irrelevant styles - return ( val + - augmentWidthOrHeight( - elem, - name, - extra || ( isBorderBox ? "border" : "content" ), - valueIsBorderBox, - styles - ) - ) + "px"; -} + // Support: Firefox 51+ + // Retrieving style before computed somehow + // fixes an issue with getting wrong values + // on detached elements + style = elem.style; -// Try to determine the default display value of an element -function css_defaultDisplay( nodeName ) { - var doc = document, - display = elemdisplay[ nodeName ]; + computed = computed || getStyles( elem ); - if ( !display ) { - display = actualDisplay( nodeName, doc ); + // getPropertyValue is needed for: + // .css('filter') (IE 9 only, #12537) + // .css('--customProperty) (#3144) + if ( computed ) { + ret = computed.getPropertyValue( name ) || computed[ name ]; - // If the simple way fails, read from inside an iframe - if ( display === "none" || !display ) { - // Use the already-created iframe if possible - iframe = ( iframe || - jQuery("