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/**
* CSV to Table plugin
* http://code.google.com/p/jquerycsvtotable/
*
* Copyright (c) 2010 Steve Sobel
* http://honestbleeps.com/
*
* v0.9 - 2010-06-22 - First release.
*
* Example implementation:
* $('#divID').CSVToTable('test.csv');
*
* The above line would load 'test.csv' via AJAX and render a table. If
* headers are not specified, the plugin assumes the first line of the CSV
* file contains the header names.
*
* Configurable options:
* separator - separator to use when parsing CSV/TSV data
* - value will almost always be "," or "\t" (comma or tab)
* - if not specified, default value is ","
* headers - an array of headers for the CSV data
* - if not specified, plugin assumes that the first line of the CSV
* file contains the header names.
* - Example: headers: ['Album Title', 'Artist Name', 'Price ($USD)']
* tableClass - class name to apply to the <table> tag rendered by the plugin.
* theadClass - class name to apply to the <thead> tag rendered by the plugin.
* thClass - class name to apply to the <th> tag rendered by the plugin.
* tbodyClass - class name to apply to the <tbody> tag rendered by the plugin.
* trClass - class name to apply to the <tr> tag rendered by the plugin.
* tdClass - class name to apply to the <td> tag rendered by the plugin.
* loadingImage - path to an image to display while CSV/TSV data is loading
* loadingText - text to display while CSV/TSV is loading
* - if not specified, default value is "Loading CSV data..."
*
*
* Upon completion, the plugin triggers a "loadComplete" event so that you
* may perform other manipulation on the table after it has loaded. A
* common use of this would be to use the jQuery tablesorter plugin, found
* at http://tablesorter.com/
*
* An example of such a call would be as follows, assuming you have loaded
* the tablesorter plugin.
*
* $('#CSVTable').CSVToTable('test.csv',
* {
* loadingImage: 'images/loading.gif',
* startLine: 1,
* headers: ['Album Title', 'Artist Name', 'Price ($USD)']
* }
* ).bind("loadComplete",function() {
* $('#CSVTable').find('TABLE').tablesorter();
* });;
*
*/
(function($){
/**
*
* CSV Parser credit goes to Brian Huisman, from his blog entry entitled "CSV String to Array in JavaScript":
* http://www.greywyvern.com/?post=258
*
*/
String.prototype.splitCSV = function(sep) {
for (var thisCSV = this.split(sep = sep || ","), x = thisCSV.length - 1, tl; x >= 0; x--) {
if (thisCSV[x].replace(/"\s+$/, '"').charAt(thisCSV[x].length - 1) == '"') {
if ((tl = thisCSV[x].replace(/^\s+"/, '"')).length > 1 && tl.charAt(0) == '"') {
thisCSV[x] = thisCSV[x].replace(/^\s*"|"\s*$/g, '').replace(/""/g, '"');
} else if (x) {
thisCSV.splice(x - 1, 2, [thisCSV[x - 1], thisCSV[x]].join(sep));
} else thisCSV = thisCSV.shift().split(sep).concat(thisCSV);
} else thisCSV[x].replace(/""/g, '"');
} return thisCSV;
};
$.fn.CSVToTable = function(csvFile, options) {
this.processRow = function(headers , items){
var outItems = [];
var header;
for(var h = 0 ; h <= headers.length ; h++){
header = headers[h];
if(typeof(header) == 'string' ){
outItems.push(options.preRenderItem(header , items[h]));
}else if(typeof(header) != 'undefined') {
if(header.hidden) continue;
outItems.push(options.itemMerger(header , items));
}
}
return outItems;
};
this.preRenderItem = function(headerLabel , item) {
return item;
};
this.itemMerger = function(header , items) {
var outItem = [];
for(var i in header.items){
outItem.push(options.preRenderItem(items[i]));
}
return outItem.join(' ');
};
var defaults = {
tableClass: "CSVTable",
theadClass: "",
thClass: "",
tbodyClass: "",
trClass: "",
tdClass: "",
loadingImage: "",
loadingText: "Loading CSV data...",
separator: ",",
startLine: 0,
rowProcessor: this.processRow,
preRenderItem: this.preRenderItem,
itemMerger: this.itemMerger
};
var options = $.extend(defaults, options);
return this.each(function() {
var obj = $(this);
var error = '';
(options.loadingImage) ? loading = '<div style="text-align: center"><img alt="' + options.loadingText + '" src="' + options.loadingImage + '" /><br>' + options.loadingText + '</div>' : loading = options.loadingText;
obj.html(loading);
$.get(csvFile, function(data) {
var tableHTML = '<table class="' + options.tableClass + '">';
var lines = data.replace('\r','').split('\n');
var printedLines = 0;
var headerCount = 0;
var headers = new Array();
var headerLabel;
$.each(lines, function(lineCount, line) {
if ((lineCount == 0) && (typeof(options.headers) != 'undefined')) {
headers = options.headers;
tableHTML += '<thead class="' + options.theadClass + '"><tr class="' + options.trClass + '">';
$.each(headers, function(index, header) {
if(typeof(header) != 'string' && typeof(header) != 'undefined') {
if(header.hidden) return;
}
headerCount++;
headerLabel = typeof(header) == 'string' ? header : header.label;
tableHTML += '<th class="' + options.thClass + '">' + headerLabel + '</th>';
});
tableHTML += '</tr></thead><tbody class="' + options.tbodyClass + '">';
}
if ((lineCount == options.startLine) && (typeof(options.headers) == 'undefined')) {
headers = line.splitCSV(options.separator);
headerCount = headers.length;
tableHTML += '<thead class="' + options.theadClass + '"><tr class="' + options.trClass + '">';
$.each(headers, function(headerCount, header) {
tableHTML += '<th class="' + options.thClass + '">' + header + '</th>';
});
tableHTML += '</tr></thead><tbody class="' + options.tbodyClass + '">';
} else if (lineCount >= options.startLine) {
var items = line.splitCSV(options.separator);
if (items.length > 1) {
printedLines++;
items = options.rowProcessor(headers , items);
if (items.length != headerCount) {
error += 'error on line ' + lineCount + ': Item count (' + items.length + ') does not match header count (' + headerCount + ') \n';
}
(printedLines % 2) ? oddOrEven = 'odd' : oddOrEven = 'even';
tableHTML += '<tr class="' + options.trClass + ' ' + oddOrEven + '">';
$.each(items, function(itemCount, item) {
tableHTML += '<td class="' + options.tdClass + '">' + item + '</td>';
});
tableHTML += '</tr>';
}
}
});
tableHTML += '</tbody></table>';
if (error) {
obj.html(error);
} else {
obj.fadeOut(500, function() {
obj.html(tableHTML)
}).fadeIn(function() {
// trigger loadComplete
setTimeout(function() {
obj.trigger("loadComplete");
},0);
});
}
} , "text");
});
};
})(jQuery);