Index: ChangeLog
===================================================================
--- ChangeLog	(revision 48402)
+++ ChangeLog	(revision 48403)
@@ -1,3 +1,8 @@
+Thu Nov 13 22:31:50 2014  CHIKANAGA Tomoyuki  <nagachika@ruby-lang.org>
+
+	* lib/rexml/document.rb: add REXML::Document#document.
+	  reported by Tomas Hoger <thoger@redhat.com> and patched by nahi.
+
 Mon Oct 27 20:21:05 2014  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* lib/rexml/entity.rb: keep the entity size within the limitation.
Index: lib/rexml/document.rb
===================================================================
--- lib/rexml/document.rb	(revision 48402)
+++ lib/rexml/document.rb	(revision 48403)
@@ -278,6 +278,10 @@
       end
     end
 
+    def document
+      self
+    end
+
     private
     def build( source )
       Parsers::TreeParser.new( source, self ).parse
Index: lib/rexml/entity.rb
===================================================================
--- lib/rexml/entity.rb	(revision 48402)
+++ lib/rexml/entity.rb	(revision 48403)
@@ -157,6 +157,7 @@
 
   # This is a set of entity constants -- the ones defined in the XML
   # specification.  These are +gt+, +lt+, +amp+, +quot+ and +apos+.
+  # CAUTION: these entities does not have parent and document
   module EntityConst
     # +>+
     GT = Entity.new( 'gt', '>' )
Index: test/rexml/test_document.rb
===================================================================
--- test/rexml/test_document.rb	(revision 48402)
+++ test/rexml/test_document.rb	(revision 48403)
@@ -47,6 +47,22 @@
 </member>
 EOF
 
+    XML_WITH_NESTED_EMPTY_ENTITY = <<EOF
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE member [
+  <!ENTITY a "&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;">
+  <!ENTITY b "&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;">
+  <!ENTITY c "&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;">
+  <!ENTITY d "&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;">
+  <!ENTITY e "&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;">
+  <!ENTITY f "&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;">
+  <!ENTITY g "">
+]>
+<member>
+&a;
+</member>
+EOF
+
     XML_WITH_NESTED_PARAMETER_ENTITY = <<EOF
 <!DOCTYPE root [
   <!ENTITY % a "BOOM.BOOM.BOOM.BOOM.BOOM.BOOM.BOOM.BOOM.BOOM.">
@@ -60,6 +76,19 @@
 ]>
 <cd></cd>
 EOF
+    XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY = <<EOF
+<!DOCTYPE root [
+  <!ENTITY % a "">
+  <!ENTITY % b "%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;">
+  <!ENTITY % c "%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;">
+  <!ENTITY % d "%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;">
+  <!ENTITY % e "%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;">
+  <!ENTITY % f "%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;">
+  <!ENTITY % g "%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;">
+  <!ENTITY test "test %g;">
+]>
+<cd></cd>
+EOF
 
   XML_WITH_4_ENTITY_EXPANSION = <<EOF
 <?xml version="1.0" encoding="UTF-8"?>
@@ -87,6 +116,18 @@
     end
     assert_equal(101, doc.entity_expansion_count)
 
+    doc = REXML::Document.new(XML_WITH_NESTED_EMPTY_ENTITY)
+    assert_raise(RuntimeError) do
+      doc.root.children.first.value
+    end
+    REXML::Document.entity_expansion_limit = 100
+    assert_equal(100, REXML::Document.entity_expansion_limit)
+    doc = REXML::Document.new(XML_WITH_NESTED_EMPTY_ENTITY)
+    assert_raise(RuntimeError) do
+      doc.root.children.first.value
+    end
+    assert_equal(101, doc.entity_expansion_count)
+
     REXML::Document.entity_expansion_limit = 4
     doc = REXML::Document.new(XML_WITH_4_ENTITY_EXPANSION)
     assert_equal("\na\na a\n<\n", doc.root.children.first.value)
@@ -95,6 +136,15 @@
     assert_raise(RuntimeError) do
       doc.root.children.first.value
     end
+
+    assert_raise(REXML::ParseException) do
+      REXML::Document.new(XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY)
+    end
+    REXML::Document.entity_expansion_limit = 100
+    assert_equal(100, REXML::Document.entity_expansion_limit)
+    assert_raise(REXML::ParseException) do
+      REXML::Document.new(XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY)
+    end
   ensure
     REXML::Document.entity_expansion_limit = 10000
   end
Index: .
===================================================================
--- .	(revision 48402)
+++ .	(revision 48403)

Property changes on: .
___________________________________________________________________
Modified: svn:mergeinfo
   Merged /trunk:r48402