jquery.tablesorter.js

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1/*! TableSorter (FORK) v2.31.3 *//*
2* Client-side table sorting with ease!
3* @requires jQuery v1.2.6+
4*
5* Copyright (c) 2007 Christian Bach
6* fork maintained by Rob Garrison
7*
8* Examples and original docs at: http://tablesorter.com
9* Dual licensed under the MIT and GPL licenses:
10* http://www.opensource.org/licenses/mit-license.php
11* http://www.gnu.org/licenses/gpl.html
12*
13* @type jQuery
14* @name tablesorter (FORK)
15* @cat Plugins/Tablesorter
16* @author Christian Bach - [email protected]
17* @contributor Rob Garrison - https://github.com/Mottie/tablesorter
18* @docs (fork) - https://mottie.github.io/tablesorter/docs/
19*/
20/*jshint browser:true, jquery:true, unused:false, expr: true */
21;( function( $ ) {
22	'use strict';
23	var ts = $.tablesorter = {
24
25		version : '2.31.3',
26
27		parsers : [],
28		widgets : [],
29		defaults : {
30
31			// *** appearance
32			theme            : 'default',  // adds tablesorter-{theme} to the table for styling
33			widthFixed       : false,      // adds colgroup to fix widths of columns
34			showProcessing   : false,      // show an indeterminate timer icon in the header when the table is sorted or filtered.
35
36			headerTemplate   : '{content}',// header layout template (HTML ok); {content} = innerHTML, {icon} = <i/> // class from cssIcon
37			onRenderTemplate : null,       // function( index, template ) { return template; }, // template is a string
38			onRenderHeader   : null,       // function( index ) {}, // nothing to return
39
40			// *** functionality
41			cancelSelection  : true,       // prevent text selection in the header
42			tabIndex         : true,       // add tabindex to header for keyboard accessibility
43			dateFormat       : 'mmddyyyy', // other options: 'ddmmyyy' or 'yyyymmdd'
44			sortMultiSortKey : 'shiftKey', // key used to select additional columns
45			sortResetKey     : 'ctrlKey',  // key used to remove sorting on a column
46			usNumberFormat   : true,       // false for German '1.234.567,89' or French '1 234 567,89'
47			delayInit        : false,      // if false, the parsed table contents will not update until the first sort
48			serverSideSorting: false,      // if true, server-side sorting should be performed because client-side sorting will be disabled, but the ui and events will still be used.
49			resort           : true,       // default setting to trigger a resort after an 'update', 'addRows', 'updateCell', etc has completed
50
51			// *** sort options
52			headers          : {},         // set sorter, string, empty, locked order, sortInitialOrder, filter, etc.
53			ignoreCase       : true,       // ignore case while sorting
54			sortForce        : null,       // column(s) first sorted; always applied
55			sortList         : [],         // Initial sort order; applied initially; updated when manually sorted
56			sortAppend       : null,       // column(s) sorted last; always applied
57			sortStable       : false,      // when sorting two rows with exactly the same content, the original sort order is maintained
58
59			sortInitialOrder : 'asc',      // sort direction on first click
60			sortLocaleCompare: false,      // replace equivalent character (accented characters)
61			sortReset        : false,      // third click on the header will reset column to default - unsorted
62			sortRestart      : false,      // restart sort to 'sortInitialOrder' when clicking on previously unsorted columns
63
64			emptyTo          : 'bottom',   // sort empty cell to bottom, top, none, zero, emptyMax, emptyMin
65			stringTo         : 'max',      // sort strings in numerical column as max, min, top, bottom, zero
66			duplicateSpan    : true,       // colspan cells in the tbody will have duplicated content in the cache for each spanned column
67			textExtraction   : 'basic',    // text extraction method/function - function( node, table, cellIndex ) {}
68			textAttribute    : 'data-text',// data-attribute that contains alternate cell text (used in default textExtraction function)
69			textSorter       : null,       // choose overall or specific column sorter function( a, b, direction, table, columnIndex ) [alt: ts.sortText]
70			numberSorter     : null,       // choose overall numeric sorter function( a, b, direction, maxColumnValue )
71
72			// *** widget options
73			initWidgets      : true,       // apply widgets on tablesorter initialization
74			widgetClass      : 'widget-{name}', // table class name template to match to include a widget
75			widgets          : [],         // method to add widgets, e.g. widgets: ['zebra']
76			widgetOptions    : {
77				zebra : [ 'even', 'odd' ]  // zebra widget alternating row class names
78			},
79
80			// *** callbacks
81			initialized      : null,       // function( table ) {},
82
83			// *** extra css class names
84			tableClass       : '',
85			cssAsc           : '',
86			cssDesc          : '',
87			cssNone          : '',
88			cssHeader        : '',
89			cssHeaderRow     : '',
90			cssProcessing    : '', // processing icon applied to header during sort/filter
91
92			cssChildRow      : 'tablesorter-childRow', // class name indiciating that a row is to be attached to its parent
93			cssInfoBlock     : 'tablesorter-infoOnly', // don't sort tbody with this class name (only one class name allowed here!)
94			cssNoSort        : 'tablesorter-noSort',   // class name added to element inside header; clicking on it won't cause a sort
95			cssIgnoreRow     : 'tablesorter-ignoreRow',// header row to ignore; cells within this row will not be added to c.$headers
96
97			cssIcon          : 'tablesorter-icon', // if this class does not exist, the {icon} will not be added from the headerTemplate
98			cssIconNone      : '', // class name added to the icon when there is no column sort
99			cssIconAsc       : '', // class name added to the icon when the column has an ascending sort
100			cssIconDesc      : '', // class name added to the icon when the column has a descending sort
101			cssIconDisabled  : '', // class name added to the icon when the column has a disabled sort
102
103			// *** events
104			pointerClick     : 'click',
105			pointerDown      : 'mousedown',
106			pointerUp        : 'mouseup',
107
108			// *** selectors
109			selectorHeaders  : '> thead th, > thead td',
110			selectorSort     : 'th, td', // jQuery selector of content within selectorHeaders that is clickable to trigger a sort
111			selectorRemove   : '.remove-me',
112
113			// *** advanced
114			debug            : false,
115
116			// *** Internal variables
117			headerList: [],
118			empties: {},
119			strings: {},
120			parsers: [],
121
122			// *** parser options for validator; values must be falsy!
123			globalize: 0,
124			imgAttr: 0
125
126			// removed: widgetZebra: { css: ['even', 'odd'] }
127
128		},
129
130		// internal css classes - these will ALWAYS be added to
131		// the table and MUST only contain one class name - fixes #381
132		css : {
133			table      : 'tablesorter',
134			cssHasChild: 'tablesorter-hasChildRow',
135			childRow   : 'tablesorter-childRow',
136			colgroup   : 'tablesorter-colgroup',
137			header     : 'tablesorter-header',
138			headerRow  : 'tablesorter-headerRow',
139			headerIn   : 'tablesorter-header-inner',
140			icon       : 'tablesorter-icon',
141			processing : 'tablesorter-processing',
142			sortAsc    : 'tablesorter-headerAsc',
143			sortDesc   : 'tablesorter-headerDesc',
144			sortNone   : 'tablesorter-headerUnSorted'
145		},
146
147		// labels applied to sortable headers for accessibility (aria) support
148		language : {
149			sortAsc      : 'Ascending sort applied, ',
150			sortDesc     : 'Descending sort applied, ',
151			sortNone     : 'No sort applied, ',
152			sortDisabled : 'sorting is disabled',
153			nextAsc      : 'activate to apply an ascending sort',
154			nextDesc     : 'activate to apply a descending sort',
155			nextNone     : 'activate to remove the sort'
156		},
157
158		regex : {
159			templateContent : /\{content\}/g,
160			templateIcon    : /\{icon\}/g,
161			templateName    : /\{name\}/i,
162			spaces          : /\s+/g,
163			nonWord         : /\W/g,
164			formElements    : /(input|select|button|textarea)/i,
165
166			// *** sort functions ***
167			// regex used in natural sort
168			// chunk/tokenize numbers & letters
169			chunk  : /(^([+\-]?(?:\d*)(?:\.\d*)?(?:[eE][+\-]?\d+)?)?$|^0x[0-9a-f]+$|\d+)/gi,
170			// replace chunks @ ends
171			chunks : /(^\\0|\\0$)/,
172			hex    : /^0x[0-9a-f]+$/i,
173
174			// *** formatFloat ***
175			comma                : /,/g,
176			digitNonUS           : /[\s|\.]/g,
177			digitNegativeTest    : /^\s*\([.\d]+\)/,
178			digitNegativeReplace : /^\s*\(([.\d]+)\)/,
179
180			// *** isDigit ***
181			digitTest    : /^[\-+(]?\d+[)]?$/,
182			digitReplace : /[,.'"\s]/g
183
184		},
185
186		// digit sort, text location
187		string : {
188			max      : 1,
189			min      : -1,
190			emptymin : 1,
191			emptymax : -1,
192			zero     : 0,
193			none     : 0,
194			'null'   : 0,
195			top      : true,
196			bottom   : false
197		},
198
199		keyCodes : {
200			enter : 13
201		},
202
203		// placeholder date parser data (globalize)
204		dates : {},
205
206		// These methods can be applied on table.config instance
207		instanceMethods : {},
208
209		/*
210		ââââââ ââââââ ââââââ ââ  ââ ââââââ
211		âââ    ââââ     ââ   ââ  ââ ââââââ
212		   âââ ââââ     ââ   ââ  ââ âââââ
213		ââââââ ââââââ   ââ   ââââââ ââ
214		*/
215
216		setup : function( table, c ) {
217			// if no thead or tbody, or tablesorter is already present, quit
218			if ( !table || !table.tHead || table.tBodies.length === 0 || table.hasInitialized === true ) {
219				if ( ts.debug(c, 'core') ) {
220					if ( table.hasInitialized ) {
221						console.warn( 'Stopping initialization. Tablesorter has already been initialized' );
222					} else {
223						console.error( 'Stopping initialization! No table, thead or tbody', table );
224					}
225				}
226				return;
227			}
228
229			var tmp = '',
230				$table = $( table ),
231				meta = $.metadata;
232			// initialization flag
233			table.hasInitialized = false;
234			// table is being processed flag
235			table.isProcessing = true;
236			// make sure to store the config object
237			table.config = c;
238			// save the settings where they read
239			$.data( table, 'tablesorter', c );
240			if ( ts.debug(c, 'core') ) {
241				console[ console.group ? 'group' : 'log' ]( 'Initializing tablesorter v' + ts.version );
242				$.data( table, 'startoveralltimer', new Date() );
243			}
244
245			// removing this in version 3 (only supports jQuery 1.7+)
246			c.supportsDataObject = ( function( version ) {
247				version[ 0 ] = parseInt( version[ 0 ], 10 );
248				return ( version[ 0 ] > 1 ) || ( version[ 0 ] === 1 && parseInt( version[ 1 ], 10 ) >= 4 );
249			})( $.fn.jquery.split( '.' ) );
250			// ensure case insensitivity
251			c.emptyTo = c.emptyTo.toLowerCase();
252			c.stringTo = c.stringTo.toLowerCase();
253			c.last = { sortList : [], clickedIndex : -1 };
254			// add table theme class only if there isn't already one there
255			if ( !/tablesorter\-/.test( $table.attr( 'class' ) ) ) {
256				tmp = ( c.theme !== '' ? ' tablesorter-' + c.theme : '' );
257			}
258
259			// give the table a unique id, which will be used in namespace binding
260			if ( !c.namespace ) {
261				c.namespace = '.tablesorter' + Math.random().toString( 16 ).slice( 2 );
262			} else {
263				// make sure namespace starts with a period & doesn't have weird characters
264				c.namespace = '.' + c.namespace.replace( ts.regex.nonWord, '' );
265			}
266
267			c.table = table;
268			c.$table = $table
269				// add namespace to table to allow bindings on extra elements to target
270				// the parent table (e.g. parser-input-select)
271				.addClass( ts.css.table + ' ' + c.tableClass + tmp + ' ' + c.namespace.slice(1) )
272				.attr( 'role', 'grid' );
273			c.$headers = $table.find( c.selectorHeaders );
274
275			c.$table.children().children( 'tr' ).attr( 'role', 'row' );
276			c.$tbodies = $table.children( 'tbody:not(.' + c.cssInfoBlock + ')' ).attr({
277				'aria-live' : 'polite',
278				'aria-relevant' : 'all'
279			});
280			if ( c.$table.children( 'caption' ).length ) {
281				tmp = c.$table.children( 'caption' )[ 0 ];
282				if ( !tmp.id ) { tmp.id = c.namespace.slice( 1 ) + 'caption'; }
283				c.$table.attr( 'aria-labelledby', tmp.id );
284			}
285			c.widgetInit = {}; // keep a list of initialized widgets
286			// change textExtraction via data-attribute
287			c.textExtraction = c.$table.attr( 'data-text-extraction' ) || c.textExtraction || 'basic';
288			// build headers
289			ts.buildHeaders( c );
290			// fixate columns if the users supplies the fixedWidth option
291			// do this after theme has been applied
292			ts.fixColumnWidth( table );
293			// add widgets from class name
294			ts.addWidgetFromClass( table );
295			// add widget options before parsing (e.g. grouping widget has parser settings)
296			ts.applyWidgetOptions( table );
297			// try to auto detect column type, and store in tables config
298			ts.setupParsers( c );
299			// start total row count at zero
300			c.totalRows = 0;
301			// only validate options while debugging. See #1528
302			if (c.debug) {
303				ts.validateOptions( c );
304			}
305			// build the cache for the tbody cells
306			// delayInit will delay building the cache until the user starts a sort
307			if ( !c.delayInit ) { ts.buildCache( c ); }
308			// bind all header events and methods
309			ts.bindEvents( table, c.$headers, true );
310			ts.bindMethods( c );
311			// get sort list from jQuery data or metadata
312			// in jQuery < 1.4, an error occurs when calling $table.data()
313			if ( c.supportsDataObject && typeof $table.data().sortlist !== 'undefined' ) {
314				c.sortList = $table.data().sortlist;
315			} else if ( meta && ( $table.metadata() && $table.metadata().sortlist ) ) {
316				c.sortList = $table.metadata().sortlist;
317			}
318			// apply widget init code
319			ts.applyWidget( table, true );
320			// if user has supplied a sort list to constructor
321			if ( c.sortList.length > 0 ) {
322				// save sortList before any sortAppend is added
323				c.last.sortList = c.sortList;
324				ts.sortOn( c, c.sortList, {}, !c.initWidgets );
325			} else {
326				ts.setHeadersCss( c );
327				if ( c.initWidgets ) {
328					// apply widget format
329					ts.applyWidget( table, false );
330				}
331			}
332
333			// show processesing icon
334			if ( c.showProcessing ) {
335				$table
336				.unbind( 'sortBegin' + c.namespace + ' sortEnd' + c.namespace )
337				.bind( 'sortBegin' + c.namespace + ' sortEnd' + c.namespace, function( e ) {
338					clearTimeout( c.timerProcessing );
339					ts.isProcessing( table );
340					if ( e.type === 'sortBegin' ) {
341						c.timerProcessing = setTimeout( function() {
342							ts.isProcessing( table, true );
343						}, 500 );
344					}
345				});
346			}
347
348			// initialized
349			table.hasInitialized = true;
350			table.isProcessing = false;
351			if ( ts.debug(c, 'core') ) {
352				console.log( 'Overall initialization time:' + ts.benchmark( $.data( table, 'startoveralltimer' ) ) );
353				if ( ts.debug(c, 'core') && console.groupEnd ) { console.groupEnd(); }
354			}
355			$table.triggerHandler( 'tablesorter-initialized', table );
356			if ( typeof c.initialized === 'function' ) {
357				c.initialized( table );
358			}
359		},
360
361		bindMethods : function( c ) {
362			var $table = c.$table,
363				namespace = c.namespace,
364				events = ( 'sortReset update updateRows updateAll updateHeaders addRows updateCell updateComplete ' +
365					'sorton appendCache updateCache applyWidgetId applyWidgets refreshWidgets destroy mouseup ' +
366					'mouseleave ' ).split( ' ' )
367					.join( namespace + ' ' );
368			// apply easy methods that trigger bound events
369			$table
370			.unbind( events.replace( ts.regex.spaces, ' ' ) )
371			.bind( 'sortReset' + namespace, function( e, callback ) {
372				e.stopPropagation();
373				// using this.config to ensure functions are getting a non-cached version of the config
374				ts.sortReset( this.config, function( table ) {
375					if (table.isApplyingWidgets) {
376						// multiple triggers in a row... filterReset, then sortReset - see #1361
377						// wait to update widgets
378						setTimeout( function() {
379							ts.applyWidget( table, '', callback );
380						}, 100 );
381					} else {
382						ts.applyWidget( table, '', callback );
383					}
384				});
385			})
386			.bind( 'updateAll' + namespace, function( e, resort, callback ) {
387				e.stopPropagation();
388				ts.updateAll( this.config, resort, callback );
389			})
390			.bind( 'update' + namespace + ' updateRows' + namespace, function( e, resort, callback ) {
391				e.stopPropagation();
392				ts.update( this.config, resort, callback );
393			})
394			.bind( 'updateHeaders' + namespace, function( e, callback ) {
395				e.stopPropagation();
396				ts.updateHeaders( this.config, callback );
397			})
398			.bind( 'updateCell' + namespace, function( e, cell, resort, callback ) {
399				e.stopPropagation();
400				ts.updateCell( this.config, cell, resort, callback );
401			})
402			.bind( 'addRows' + namespace, function( e, $row, resort, callback ) {
403				e.stopPropagation();
404				ts.addRows( this.config, $row, resort, callback );
405			})
406			.bind( 'updateComplete' + namespace, function() {
407				this.isUpdating = false;
408			})
409			.bind( 'sorton' + namespace, function( e, list, callback, init ) {
410				e.stopPropagation();
411				ts.sortOn( this.config, list, callback, init );
412			})
413			.bind( 'appendCache' + namespace, function( e, callback, init ) {
414				e.stopPropagation();
415				ts.appendCache( this.config, init );
416				if ( $.isFunction( callback ) ) {
417					callback( this );
418				}
419			})
420			// $tbodies variable is used by the tbody sorting widget
421			.bind( 'updateCache' + namespace, function( e, callback, $tbodies ) {
422				e.stopPropagation();
423				ts.updateCache( this.config, callback, $tbodies );
424			})
425			.bind( 'applyWidgetId' + namespace, function( e, id ) {
426				e.stopPropagation();
427				ts.applyWidgetId( this, id );
428			})
429			.bind( 'applyWidgets' + namespace, function( e, callback ) {
430				e.stopPropagation();
431				// apply widgets (false = not initializing)
432				ts.applyWidget( this, false, callback );
433			})
434			.bind( 'refreshWidgets' + namespace, function( e, all, dontapply ) {
435				e.stopPropagation();
436				ts.refreshWidgets( this, all, dontapply );
437			})
438			.bind( 'removeWidget' + namespace, function( e, name, refreshing ) {
439				e.stopPropagation();
440				ts.removeWidget( this, name, refreshing );
441			})
442			.bind( 'destroy' + namespace, function( e, removeClasses, callback ) {
443				e.stopPropagation();
444				ts.destroy( this, removeClasses, callback );
445			})
446			.bind( 'resetToLoadState' + namespace, function( e ) {
447				e.stopPropagation();
448				// remove all widgets
449				ts.removeWidget( this, true, false );
450				var tmp = $.extend( true, {}, c.originalSettings );
451				// restore original settings; this clears out current settings, but does not clear
452				// values saved to storage.
453				c = $.extend( true, {}, ts.defaults, tmp );
454				c.originalSettings = tmp;
455				this.hasInitialized = false;
456				// setup the entire table again
457				ts.setup( this, c );
458			});
459		},
460
461		bindEvents : function( table, $headers, core ) {
462			table = $( table )[ 0 ];
463			var tmp,
464				c = table.config,
465				namespace = c.namespace,
466				downTarget = null;
467			if ( core !== true ) {
468				$headers.addClass( namespace.slice( 1 ) + '_extra_headers' );
469				tmp = ts.getClosest( $headers, 'table' );
470				if ( tmp.length && tmp[ 0 ].nodeName === 'TABLE' && tmp[ 0 ] !== table ) {
471					$( tmp[ 0 ] ).addClass( namespace.slice( 1 ) + '_extra_table' );
472				}
473			}
474			tmp = ( c.pointerDown + ' ' + c.pointerUp + ' ' + c.pointerClick + ' sort keyup ' )
475				.replace( ts.regex.spaces, ' ' )
476				.split( ' ' )
477				.join( namespace + ' ' );
478			// apply event handling to headers and/or additional headers (stickyheaders, scroller, etc)
479			$headers
480			// http://stackoverflow.com/questions/5312849/jquery-find-self;
481			.find( c.selectorSort )
482			.add( $headers.filter( c.selectorSort ) )
483			.unbind( tmp )
484			.bind( tmp, function( e, external ) {
485				var $cell, cell, temp,
486					$target = $( e.target ),
487					// wrap event type in spaces, so the match doesn't trigger on inner words
488					type = ' ' + e.type + ' ';
489				// only recognize left clicks
490				if ( ( ( e.which || e.button ) !== 1 && !type.match( ' ' + c.pointerClick + ' | sort | keyup ' ) ) ||
491					// allow pressing enter
492					( type === ' keyup ' && e.which !== ts.keyCodes.enter ) ||
493					// allow triggering a click event (e.which is undefined) & ignore physical clicks
494					( type.match( ' ' + c.pointerClick + ' ' ) && typeof e.which !== 'undefined' ) ) {
495					return;
496				}
497				// ignore mouseup if mousedown wasn't on the same target
498				if ( type.match( ' ' + c.pointerUp + ' ' ) && downTarget !== e.target && external !== true ) {
499					return;
500				}
501				// set target on mousedown
502				if ( type.match( ' ' + c.pointerDown + ' ' ) ) {
503					downTarget = e.target;
504					// preventDefault needed or jQuery v1.3.2 and older throws an
505					// "Uncaught TypeError: handler.apply is not a function" error
506					temp = $target.jquery.split( '.' );
507					if ( temp[ 0 ] === '1' && temp[ 1 ] < 4 ) { e.preventDefault(); }
508					return;
509				}
510				downTarget = null;
511				$cell = ts.getClosest( $( this ), '.' + ts.css.header );
512				// prevent sort being triggered on form elements
513				if ( ts.regex.formElements.test( e.target.nodeName ) ||
514					// nosort class name, or elements within a nosort container
515					$target.hasClass( c.cssNoSort ) || $target.parents( '.' + c.cssNoSort ).length > 0 ||
516					// disabled cell directly clicked
517					$cell.hasClass( 'sorter-false' ) ||
518					// elements within a button
519					$target.parents( 'button' ).length > 0 ) {
520					return !c.cancelSelection;
521				}
522				if ( c.delayInit && ts.isEmptyObject( c.cache ) ) {
523					ts.buildCache( c );
524				}
525				// use column index from data-attribute or index of current row; fixes #1116
526				c.last.clickedIndex = $cell.attr( 'data-column' ) || $cell.index();
527				cell = c.$headerIndexed[ c.last.clickedIndex ][0];
528				if ( cell && !cell.sortDisabled ) {
529					ts.initSort( c, cell, e );
530				}
531			});
532			if ( c.cancelSelection ) {
533				// cancel selection
534				$headers
535					.attr( 'unselectable', 'on' )
536					.bind( 'selectstart', false )
537					.css({
538						'user-select' : 'none',
539						'MozUserSelect' : 'none' // not needed for jQuery 1.8+
540					});
541			}
542		},
543
544		buildHeaders : function( c ) {
545			var $temp, icon, timer, indx;
546			c.headerList = [];
547			c.headerContent = [];
548			c.sortVars = [];
549			if ( ts.debug(c, 'core') ) {
550				timer = new Date();
551			}
552			// children tr in tfoot - see issue #196 & #547
553			// don't pass table.config to computeColumnIndex here - widgets (math) pass it to "quickly" index tbody cells
554			c.columns = ts.computeColumnIndex( c.$table.children( 'thead, tfoot' ).children( 'tr' ) );
555			// add icon if cssIcon option exists
556			icon = c.cssIcon ?
557				'<i class="' + ( c.cssIcon === ts.css.icon ? ts.css.icon : c.cssIcon + ' ' + ts.css.icon ) + '"></i>' :
558				'';
559			// redefine c.$headers here in case of an updateAll that replaces or adds an entire header cell - see #683
560			c.$headers = $( $.map( c.$table.find( c.selectorHeaders ), function( elem, index ) {
561				var configHeaders, header, column, template, tmp,
562					$elem = $( elem );
563				// ignore cell (don't add it to c.$headers) if row has ignoreRow class
564				if ( ts.getClosest( $elem, 'tr' ).hasClass( c.cssIgnoreRow ) ) { return; }
565				// transfer data-column to element if not th/td - #1459
566				if ( !/(th|td)/i.test( elem.nodeName ) ) {
567					tmp = ts.getClosest( $elem, 'th, td' );
568					$elem.attr( 'data-column', tmp.attr( 'data-column' ) );
569				}
570				// make sure to get header cell & not column indexed cell
571				configHeaders = ts.getColumnData( c.table, c.headers, index, true );
572				// save original header content
573				c.headerContent[ index ] = $elem.html();
574				// if headerTemplate is empty, don't reformat the header cell
575				if ( c.headerTemplate !== '' && !$elem.find( '.' + ts.css.headerIn ).length ) {
576					// set up header template
577					template = c.headerTemplate
578						.replace( ts.regex.templateContent, $elem.html() )
579						.replace( ts.regex.templateIcon, $elem.find( '.' + ts.css.icon ).length ? '' : icon );
580					if ( c.onRenderTemplate ) {
581						header = c.onRenderTemplate.apply( $elem, [ index, template ] );
582						// only change t if something is returned
583						if ( header && typeof header === 'string' ) {
584							template = header;
585						}
586					}
587					$elem.html( '<div class="' + ts.css.headerIn + '">' + template + '</div>' ); // faster than wrapInner
588				}
589				if ( c.onRenderHeader ) {
590					c.onRenderHeader.apply( $elem, [ index, c, c.$table ] );
591				}
592				column = parseInt( $elem.attr( 'data-column' ), 10 );
593				elem.column = column;
594				tmp = ts.getOrder( ts.getData( $elem, configHeaders, 'sortInitialOrder' ) || c.sortInitialOrder );
595				// this may get updated numerous times if there are multiple rows
596				c.sortVars[ column ] = {
597					count : -1, // set to -1 because clicking on the header automatically adds one
598					order : tmp ?
599						( c.sortReset ? [ 1, 0, 2 ] : [ 1, 0 ] ) : // desc, asc, unsorted
600						( c.sortReset ? [ 0, 1, 2 ] : [ 0, 1 ] ),  // asc, desc, unsorted
601					lockedOrder : false,
602					sortedBy : ''
603				};
604				tmp = ts.getData( $elem, configHeaders, 'lockedOrder' ) || false;
605				if ( typeof tmp !== 'undefined' && tmp !== false ) {
606					c.sortVars[ column ].lockedOrder = true;
607					c.sortVars[ column ].order = ts.getOrder( tmp ) ? [ 1, 1 ] : [ 0, 0 ];
608				}
609				// add cell to headerList
610				c.headerList[ index ] = elem;
611				$elem.addClass( ts.css.header + ' ' + c.cssHeader );
612				// add to parent in case there are multiple rows
613				ts.getClosest( $elem, 'tr' )
614					.addClass( ts.css.headerRow + ' ' + c.cssHeaderRow )
615					.attr( 'role', 'row' );
616				// allow keyboard cursor to focus on element
617				if ( c.tabIndex ) {
618					$elem.attr( 'tabindex', 0 );
619				}
620				return elem;
621			}) );
622			// cache headers per column
623			c.$headerIndexed = [];
624			for ( indx = 0; indx < c.columns; indx++ ) {
625				// colspan in header making a column undefined
626				if ( ts.isEmptyObject( c.sortVars[ indx ] ) ) {
627					c.sortVars[ indx ] = {};
628				}
629				// Use c.$headers.parent() in case selectorHeaders doesn't point to the th/td
630				$temp = c.$headers.filter( '[data-column="' + indx + '"]' );
631				// target sortable column cells, unless there are none, then use non-sortable cells
632				// .last() added in jQuery 1.4; use .filter(':last') to maintain compatibility with jQuery v1.2.6
633				c.$headerIndexed[ indx ] = $temp.length ?
634					$temp.not( '.sorter-false' ).length ?
635						$temp.not( '.sorter-false' ).filter( ':last' ) :
636						$temp.filter( ':last' ) :
637					$();
638			}
639			c.$table.find( c.selectorHeaders ).attr({
640				scope: 'col',
641				role : 'columnheader'
642			});
643			// enable/disable sorting
644			ts.updateHeader( c );
645			if ( ts.debug(c, 'core') ) {
646				console.log( 'Built headers:' + ts.benchmark( timer ) );
647				console.log( c.$headers );
648			}
649		},
650
651		// Use it to add a set of methods to table.config which will be available for all tables.
652		// This should be done before table initialization
653		addInstanceMethods : function( methods ) {
654			$.extend( ts.instanceMethods, methods );
655		},
656
657		/*
658		ââââââ ââââââ ââââââ ââââââ ââââââ ââââââ ââââââ
659		ââââââ ââââââ ââââââ âââ    ââââ   ââââââ âââ
660		âââââ  ââââââ âââââ     âââ ââââ   âââââ     âââ
661		ââ     ââ  ââ ââ  ââ ââââââ ââââââ ââ  ââ ââââââ
662		*/
663		setupParsers : function( c, $tbodies ) {
664			var rows, list, span, max, colIndex, indx, header, configHeaders,
665				noParser, parser, extractor, time, tbody, len,
666				table = c.table,
667				tbodyIndex = 0,
668				debug = ts.debug(c, 'core'),
669				debugOutput = {};
670			// update table bodies in case we start with an empty table
671			c.$tbodies = c.$table.children( 'tbody:not(.' + c.cssInfoBlock + ')' );
672			tbody = typeof $tbodies === 'undefined' ? c.$tbodies : $tbodies;
673			len = tbody.length;
674			if ( len === 0 ) {
675				return debug ? console.warn( 'Warning: *Empty table!* Not building a parser cache' ) : '';
676			} else if ( debug ) {
677				time = new Date();
678				console[ console.group ? 'group' : 'log' ]( 'Detecting parsers for each column' );
679			}
680			list = {
681				extractors: [],
682				parsers: []
683			};
684			while ( tbodyIndex < len ) {
685				rows = tbody[ tbodyIndex ].rows;
686				if ( rows.length ) {
687					colIndex = 0;
688					max = c.columns;
689					for ( indx = 0; indx < max; indx++ ) {
690						header = c.$headerIndexed[ colIndex ];
691						if ( header && header.length ) {
692							// get column indexed table cell; adding true parameter fixes #1362 but
693							// it would break backwards compatibility...
694							configHeaders = ts.getColumnData( table, c.headers, colIndex ); // , true );
695							// get column parser/extractor
696							extractor = ts.getParserById( ts.getData( header, configHeaders, 'extractor' ) );
697							parser = ts.getParserById( ts.getData( header, configHeaders, 'sorter' ) );
698							noParser = ts.getData( header, configHeaders, 'parser' ) === 'false';
699							// empty cells behaviour - keeping emptyToBottom for backwards compatibility
700							c.empties[colIndex] = (
701								ts.getData( header, configHeaders, 'empty' ) ||
702								c.emptyTo || ( c.emptyToBottom ? 'bottom' : 'top' ) ).toLowerCase();
703							// text strings behaviour in numerical sorts
704							c.strings[colIndex] = (
705								ts.getData( header, configHeaders, 'string' ) ||
706								c.stringTo ||
707								'max' ).toLowerCase();
708							if ( noParser ) {
709								parser = ts.getParserById( 'no-parser' );
710							}
711							if ( !extractor ) {
712								// For now, maybe detect someday
713								extractor = false;
714							}
715							if ( !parser ) {
716								parser = ts.detectParserForColumn( c, rows, -1, colIndex );
717							}
718							if ( debug ) {
719								debugOutput[ '(' + colIndex + ') ' + header.text() ] = {
720									parser : parser.id,
721									extractor : extractor ? extractor.id : 'none',
722									string : c.strings[ colIndex ],
723									empty  : c.empties[ colIndex ]
724								};
725							}
726							list.parsers[ colIndex ] = parser;
727							list.extractors[ colIndex ] = extractor;
728							span = header[ 0 ].colSpan - 1;
729							if ( span > 0 ) {
730								colIndex += span;
731								max += span;
732								while ( span + 1 > 0 ) {
733									// set colspan columns to use the same parsers & extractors
734									list.parsers[ colIndex - span ] = parser;
735									list.extractors[ colIndex - span ] = extractor;
736									span--;
737								}
738							}
739						}
740						colIndex++;
741					}
742				}
743				tbodyIndex += ( list.parsers.length ) ? len : 1;
744			}
745			if ( debug ) {
746				if ( !ts.isEmptyObject( debugOutput ) ) {
747					console[ console.table ? 'table' : 'log' ]( debugOutput );
748				} else {
749					console.warn( '  No parsers detected!' );
750				}
751				console.log( 'Completed detecting parsers' + ts.benchmark( time ) );
752				if ( console.groupEnd ) { console.groupEnd(); }
753			}
754			c.parsers = list.parsers;
755			c.extractors = list.extractors;
756		},
757
758		addParser : function( parser ) {
759			var indx,
760				len = ts.parsers.length,
761				add = true;
762			for ( indx = 0; indx < len; indx++ ) {
763				if ( ts.parsers[ indx ].id.toLowerCase() === parser.id.toLowerCase() ) {
764					add = false;
765				}
766			}
767			if ( add ) {
768				ts.parsers[ ts.parsers.length ] = parser;
769			}
770		},
771
772		getParserById : function( name ) {
773			/*jshint eqeqeq:false */ // eslint-disable-next-line eqeqeq
774			if ( name == 'false' ) { return false; }
775			var indx,
776				len = ts.parsers.length;
777			for ( indx = 0; indx < len; indx++ ) {
778				if ( ts.parsers[ indx ].id.toLowerCase() === ( name.toString() ).toLowerCase() ) {
779					return ts.parsers[ indx ];
780				}
781			}
782			return false;
783		},
784
785		detectParserForColumn : function( c, rows, rowIndex, cellIndex ) {
786			var cur, $node, row,
787				indx = ts.parsers.length,
788				node = false,
789				nodeValue = '',
790				debug = ts.debug(c, 'core'),
791				keepLooking = true;
792			while ( nodeValue === '' && keepLooking ) {
793				rowIndex++;
794				row = rows[ rowIndex ];
795				// stop looking after 50 empty rows
796				if ( row && rowIndex < 50 ) {
797					if ( row.className.indexOf( ts.cssIgnoreRow ) < 0 ) {
798						node = rows[ rowIndex ].cells[ cellIndex ];
799						nodeValue = ts.getElementText( c, node, cellIndex );
800						$node = $( node );
801						if ( debug ) {
802							console.log( 'Checking if value was empty on row ' + rowIndex + ', column: ' +
803								cellIndex + ': "' + nodeValue + '"' );
804						}
805					}
806				} else {
807					keepLooking = false;
808				}
809			}
810			while ( --indx >= 0 ) {
811				cur = ts.parsers[ indx ];
812				// ignore the default text parser because it will always be true
813				if ( cur && cur.id !== 'text' && cur.is && cur.is( nodeValue, c.table, node, $node ) ) {
814					return cur;
815				}
816			}
817			// nothing found, return the generic parser (text)
818			return ts.getParserById( 'text' );
819		},
820
821		getElementText : function( c, node, cellIndex ) {
822			if ( !node ) { return ''; }
823			var tmp,
824				extract = c.textExtraction || '',
825				// node could be a jquery object
826				// http://jsperf.com/jquery-vs-instanceof-jquery/2
827				$node = node.jquery ? node : $( node );
828			if ( typeof extract === 'string' ) {
829				// check data-attribute first when set to 'basic'; don't use node.innerText - it's really slow!
830				// http://www.kellegous.com/j/2013/02/27/innertext-vs-textcontent/
831				if ( extract === 'basic' && typeof ( tmp = $node.attr( c.textAttribute ) ) !== 'undefined' ) {
832					return $.trim( tmp );
833				}
834				return $.trim( node.textContent || $node.text() );
835			} else {
836				if ( typeof extract === 'function' ) {
837					return $.trim( extract( $node[ 0 ], c.table, cellIndex ) );
838				} else if ( typeof ( tmp = ts.getColumnData( c.table, extract, cellIndex ) ) === 'function' ) {
839					return $.trim( tmp( $node[ 0 ], c.table, cellIndex ) );
840				}
841			}
842			// fallback
843			return $.trim( $node[ 0 ].textContent || $node.text() );
844		},
845
846		// centralized function to extract/parse cell contents
847		getParsedText : function( c, cell, colIndex, txt ) {
848			if ( typeof txt === 'undefined' ) {
849				txt = ts.getElementText( c, cell, colIndex );
850			}
851			// if no parser, make sure to return the txt
852			var val = '' + txt,
853				parser = c.parsers[ colIndex ],
854				extractor = c.extractors[ colIndex ];
855			if ( parser ) {
856				// do extract before parsing, if there is one
857				if ( extractor && typeof extractor.format === 'function' ) {
858					txt = extractor.format( txt, c.table, cell, colIndex );
859				}
860				// allow parsing if the string is empty, previously parsing would change it to zero,
861				// in case the parser needs to extract data from the table cell attributes
862				val = parser.id === 'no-parser' ? '' :
863					// make sure txt is a string (extractor may have converted it)
864					parser.format( '' + txt, c.table, cell, colIndex );
865				if ( c.ignoreCase && typeof val === 'string' ) {
866					val = val.toLowerCase();
867				}
868			}
869			return val;
870		},
871
872		/*
873		ââââââ ââââââ ââââââ ââ  ââ ââââââ
874		ââ  ââ ââââââ ââ  ââ ââââââ ââââ
875		ââ  ââ ââââââ ââ  ââ ââââââ ââââ
876		ââââââ ââ  ââ ââââââ ââ  ââ ââââââ
877		*/
878		buildCache : function( c, callback, $tbodies ) {
879			var cache, val, txt, rowIndex, colIndex, tbodyIndex, $tbody, $row,
880				cols, $cells, cell, cacheTime, totalRows, rowData, prevRowData,
881				colMax, span, cacheIndex, hasParser, max, len, index,
882				table = c.table,
883				parsers = c.parsers,
884				debug = ts.debug(c, 'core');
885			// update tbody variable
886			c.$tbodies = c.$table.children( 'tbody:not(.' + c.cssInfoBlock + ')' );
887			$tbody = typeof $tbodies === 'undefined' ? c.$tbodies : $tbodies,
888			c.cache = {};
889			c.totalRows = 0;
890			// if no parsers found, return - it's an empty table.
891			if ( !parsers ) {
892				return debug ? console.warn( 'Warning: *Empty table!* Not building a cache' ) : '';
893			}
894			if ( debug ) {
895				cacheTime = new Date();
896			}
897			// processing icon
898			if ( c.showProcessing ) {
899				ts.isProcessing( table, true );
900			}
901			for ( tbodyIndex = 0; tbodyIndex < $tbody.length; tbodyIndex++ ) {
902				colMax = []; // column max value per tbody
903				cache = c.cache[ tbodyIndex ] = {
904					normalized: [] // array of normalized row data; last entry contains 'rowData' above
905					// colMax: #   // added at the end
906				};
907
908				totalRows = ( $tbody[ tbodyIndex ] && $tbody[ tbodyIndex ].rows.length ) || 0;
909				for ( rowIndex = 0; rowIndex < totalRows; ++rowIndex ) {
910					rowData = {
911						// order: original row order #
912						// $row : jQuery Object[]
913						child: [], // child row text (filter widget)
914						raw: []    // original row text
915					};
916					/** Add the table data to main data array */
917					$row = $( $tbody[ tbodyIndex ].rows[ rowIndex ] );
918					cols = [];
919					// ignore "remove-me" rows
920					if ( $row.hasClass( c.selectorRemove.slice(1) ) ) {
921						continue;
922					}
923					// if this is a child row, add it to the last row's children and continue to the next row
924					// ignore child row class, if it is the first row
925					if ( $row.hasClass( c.cssChildRow ) && rowIndex !== 0 ) {
926						len = cache.normalized.length - 1;
927						prevRowData = cache.normalized[ len ][ c.columns ];
928						prevRowData.$row = prevRowData.$row.add( $row );
929						// add 'hasChild' class name to parent row
930						if ( !$row.prev().hasClass( c.cssChildRow ) ) {
931							$row.prev().addClass( ts.css.cssHasChild );
932						}
933						// save child row content (un-parsed!)
934						$cells = $row.children( 'th, td' );
935						len = prevRowData.child.length;
936						prevRowData.child[ len ] = [];
937						// child row content does not account for colspans/rowspans; so indexing may be off
938						cacheIndex = 0;
939						max = c.columns;
940						for ( colIndex = 0; colIndex < max; colIndex++ ) {
941							cell = $cells[ colIndex ];
942							if ( cell ) {
943								prevRowData.child[ len ][ colIndex ] = ts.getParsedText( c, cell, colIndex );
944								span = $cells[ colIndex ].colSpan - 1;
945								if ( span > 0 ) {
946									cacheIndex += span;
947									max += span;
948								}
949							}
950							cacheIndex++;
951						}
952						// go to the next for loop
953						continue;
954					}
955					rowData.$row = $row;
956					rowData.order = rowIndex; // add original row position to rowCache
957					cacheIndex = 0;
958					max = c.columns;
959					for ( colIndex = 0; colIndex < max; ++colIndex ) {
960						cell = $row[ 0 ].cells[ colIndex ];
961						if ( cell && cacheIndex < c.columns ) {
962							hasParser = typeof parsers[ cacheIndex ] !== 'undefined';
963							if ( !hasParser && debug ) {
964								console.warn( 'No parser found for row: ' + rowIndex + ', column: ' + colIndex +
965									'; cell containing: "' + $(cell).text() + '"; does it have a header?' );
966							}
967							val = ts.getElementText( c, cell, cacheIndex );
968							rowData.raw[ cacheIndex ] = val; // save original row text
969							// save raw column text even if there is no parser set
970							txt = ts.getParsedText( c, cell, cacheIndex, val );
971							cols[ cacheIndex ] = txt;
972							if ( hasParser && ( parsers[ cacheIndex ].type || '' ).toLowerCase() === 'numeric' ) {
973								// determine column max value (ignore sign)
974								colMax[ cacheIndex ] = Math.max( Math.abs( txt ) || 0, colMax[ cacheIndex ] || 0 );
975							}
976							// allow colSpan in tbody
977							span = cell.colSpan - 1;
978							if ( span > 0 ) {
979								index = 0;
980								while ( index <= span ) {
981									// duplicate text (or not) to spanned columns
982									// instead of setting duplicate span to empty string, use textExtraction to try to get a value
983									// see http://stackoverflow.com/q/36449711/145346
984									txt = c.duplicateSpan || index === 0 ?
985										txt :
986										typeof c.textExtraction !== 'string' ?
987											ts.getElementText( c, cell, cacheIndex + index ) || '' :
988											'';
989									rowData.raw[ cacheIndex + index ] = txt;
990									cols[ cacheIndex + index ] = txt;
991									index++;
992								}
993								cacheIndex += span;
994								max += span;
995							}
996						}
997						cacheIndex++;
998					}
999					// ensure rowData is always in the same location (after the last column)
1000					cols[ c.columns ] = rowData;
1001					cache.normalized[ cache.normalized.length ] = cols;
1002				}
1003				cache.colMax = colMax;
1004				// total up rows, not including child rows
1005				c.totalRows += cache.normalized.length;
1006
1007			}
1008			if ( c.showProcessing ) {
1009				ts.isProcessing( table ); // remove processing icon
1010			}
1011			if ( debug ) {
1012				len = Math.min( 5, c.cache[ 0 ].normalized.length );
1013				console[ console.group ? 'group' : 'log' ]( 'Building cache for ' + c.totalRows +
1014					' rows (showing ' + len + ' rows in log) and ' + c.columns + ' columns' +
1015					ts.benchmark( cacheTime ) );
1016				val = {};
1017				for ( colIndex = 0; colIndex < c.columns; colIndex++ ) {
1018					for ( cacheIndex = 0; cacheIndex < len; cacheIndex++ ) {
1019						if ( !val[ 'row: ' + cacheIndex ] ) {
1020							val[ 'row: ' + cacheIndex ] = {};
1021						}
1022						val[ 'row: ' + cacheIndex ][ c.$headerIndexed[ colIndex ].text() ] =
1023							c.cache[ 0 ].normalized[ cacheIndex ][ colIndex ];
1024					}
1025				}
1026				console[ console.table ? 'table' : 'log' ]( val );
1027				if ( console.groupEnd ) { console.groupEnd(); }
1028			}
1029			if ( $.isFunction( callback ) ) {
1030				callback( table );
1031			}
1032		},
1033
1034		getColumnText : function( table, column, callback, rowFilter ) {
1035			table = $( table )[0];
1036			var tbodyIndex, rowIndex, cache, row, tbodyLen, rowLen, raw, parsed, $cell, result,
1037				hasCallback = typeof callback === 'function',
1038				allColumns = column === 'all',
1039				data = { raw : [], parsed: [], $cell: [] },
1040				c = table.config;
1041			if ( ts.isEmptyObject( c ) ) {
1042				if ( ts.debug(c, 'core') ) {
1043					console.warn( 'No cache found - aborting getColumnText function!' );
1044				}
1045			} else {
1046				tbodyLen = c.$tbodies.length;
1047				for ( tbodyIndex = 0; tbodyIndex < tbodyLen; tbodyIndex++ ) {
1048					cache = c.cache[ tbodyIndex ].normalized;
1049					rowLen = cache.length;
1050					for ( rowIndex = 0; rowIndex < rowLen; rowIndex++ ) {
1051						row = cache[ rowIndex ];
1052						if ( rowFilter && !row[ c.columns ].$row.is( rowFilter ) ) {
1053							continue;
1054						}
1055						result = true;
1056						parsed = ( allColumns ) ? row.slice( 0, c.columns ) : row[ column ];
1057						row = row[ c.columns ];
1058						raw = ( allColumns ) ? row.raw : row.raw[ column ];
1059						$cell = ( allColumns ) ? row.$row.children() : row.$row.children().eq( column );
1060						if ( hasCallback ) {
1061							result = callback({
1062								tbodyIndex : tbodyIndex,
1063								rowIndex : rowIndex,
1064								parsed : parsed,
1065								raw : raw,
1066								$row : row.$row,
1067								$cell : $cell
1068							});
1069						}
1070						if ( result !== false ) {
1071							data.parsed[ data.parsed.length ] = parsed;
1072							data.raw[ data.raw.length ] = raw;
1073							data.$cell[ data.$cell.length ] = $cell;
1074						}
1075					}
1076				}
1077				// return everything
1078				return data;
1079			}
1080		},
1081
1082		/*
1083		ââ  ââ ââââââ ââââââ ââââââ ââââââ ââââââ
1084		ââ  ââ ââââââ ââ  ââ ââââââ   ââ   ââââ
1085		ââ  ââ âââââ  ââ  ââ ââââââ   ââ   ââââ
1086		ââââââ ââ     ââââââ ââ  ââ   ââ   ââââââ
1087		*/
1088		setHeadersCss : function( c ) {
1089			var indx, column,
1090				list = c.sortList,
1091				len = list.length,
1092				none = ts.css.sortNone + ' ' + c.cssNone,
1093				css = [ ts.css.sortAsc + ' ' + c.cssAsc, ts.css.sortDesc + ' ' + c.cssDesc ],
1094				cssIcon = [ c.cssIconAsc, c.cssIconDesc, c.cssIconNone ],
1095				aria = [ 'ascending', 'descending' ],
1096				updateColumnSort = function($el, index) {
1097					$el
1098						.removeClass( none )
1099						.addClass( css[ index ] )
1100						.attr( 'aria-sort', aria[ index ] )
1101						.find( '.' + ts.css.icon )
1102						.removeClass( cssIcon[ 2 ] )
1103						.addClass( cssIcon[ index ] );
1104				},
1105				// find the footer
1106				$extras = c.$table
1107					.find( 'tfoot tr' )
1108					.children( 'td, th' )
1109					.add( $( c.namespace + '_extra_headers' ) )
1110					.removeClass( css.join( ' ' ) ),
1111				// remove all header information
1112				$sorted = c.$headers
1113					.add( $( 'thead ' + c.namespace + '_extra_headers' ) )
1114					.removeClass( css.join( ' ' ) )
1115					.addClass( none )
1116					.attr( 'aria-sort', 'none' )
1117					.find( '.' + ts.css.icon )
1118					.removeClass( cssIcon.join( ' ' ) )
1119					.end();
1120			// add css none to all sortable headers
1121			$sorted
1122				.not( '.sorter-false' )
1123				.find( '.' + ts.css.icon )
1124				.addClass( cssIcon[ 2 ] );
1125			// add disabled css icon class
1126			if ( c.cssIconDisabled ) {
1127				$sorted
1128					.filter( '.sorter-false' )
1129					.find( '.' + ts.css.icon )
1130					.addClass( c.cssIconDisabled );
1131			}
1132			for ( indx = 0; indx < len; indx++ ) {
1133				// direction = 2 means reset!
1134				if ( list[ indx ][ 1 ] !== 2 ) {
1135					// multicolumn sorting updating - see #1005
1136					// .not(function() {}) needs jQuery 1.4
1137					// filter(function(i, el) {}) <- el is undefined in jQuery v1.2.6
1138					$sorted = c.$headers.filter( function( i ) {
1139						// only include headers that are in the sortList (this includes colspans)
1140						var include = true,
1141							$el = c.$headers.eq( i ),
1142							col = parseInt( $el.attr( 'data-column' ), 10 ),
1143							end = col + ts.getClosest( $el, 'th, td' )[0].colSpan;
1144						for ( ; col < end; col++ ) {
1145							include = include ? include || ts.isValueInArray( col, c.sortList ) > -1 : false;
1146						}
1147						return include;
1148					});
1149
1150					// choose the :last in case there are nested columns
1151					$sorted = $sorted
1152						.not( '.sorter-false' )
1153						.filter( '[data-column="' + list[ indx ][ 0 ] + '"]' + ( len === 1 ? ':last' : '' ) );
1154					if ( $sorted.length ) {
1155						for ( column = 0; column < $sorted.length; column++ ) {
1156							if ( !$sorted[ column ].sortDisabled ) {
1157								updateColumnSort( $sorted.eq( column ), list[ indx ][ 1 ] );
1158							}
1159						}
1160					}
1161					// add sorted class to footer & extra headers, if they exist
1162					if ( $extras.length ) {
1163						updateColumnSort( $extras.filter( '[data-column="' + list[ indx ][ 0 ] + '"]' ), list[ indx ][ 1 ] );
1164					}
1165				}
1166			}
1167			// add verbose aria labels
1168			len = c.$headers.length;
1169			for ( indx = 0; indx < len; indx++ ) {
1170				ts.setColumnAriaLabel( c, c.$headers.eq( indx ) );
1171			}
1172		},
1173
1174		getClosest : function( $el, selector ) {
1175			// jQuery v1.2.6 doesn't have closest()
1176			if ( $.fn.closest ) {
1177				return $el.closest( selector );
1178			}
1179			return $el.is( selector ) ?
1180				$el :
1181				$el.parents( selector ).filter( ':first' );
1182		},
1183
1184		// nextSort (optional), lets you disable next sort text
1185		setColumnAriaLabel : function( c, $header, nextSort ) {
1186			if ( $header.length ) {
1187				var column = parseInt( $header.attr( 'data-column' ), 10 ),
1188					vars = c.sortVars[ column ],
1189					tmp = $header.hasClass( ts.css.sortAsc ) ?
1190						'sortAsc' :
1191						$header.hasClass( ts.css.sortDesc ) ? 'sortDesc' : 'sortNone',
1192					txt = $.trim( $header.text() ) + ': ' + ts.language[ tmp ];
1193				if ( $header.hasClass( 'sorter-false' ) || nextSort === false ) {
1194					txt += ts.language.sortDisabled;
1195				} else {
1196					tmp = ( vars.count + 1 ) % vars.order.length;
1197					nextSort = vars.order[ tmp ];
1198					// if nextSort
1199					txt += ts.language[ nextSort === 0 ? 'nextAsc' : nextSort === 1 ? 'nextDesc' : 'nextNone' ];
1200				}
1201				$header.attr( 'aria-label', txt );
1202				if (vars.sortedBy) {
1203					$header.attr( 'data-sortedBy', vars.sortedBy );
1204				} else {
1205					$header.removeAttr('data-sortedBy');
1206				}
1207			}
1208		},
1209
1210		updateHeader : function( c ) {
1211			var index, isDisabled, $header, col,
1212				table = c.table,
1213				len = c.$headers.length;
1214			for ( index = 0; index < len; index++ ) {
1215				$header = c.$headers.eq( index );
1216				col = ts.getColumnData( table, c.headers, index, true );
1217				// add 'sorter-false' class if 'parser-false' is set
1218				isDisabled = ts.getData( $header, col, 'sorter' ) === 'false' || ts.getData( $header, col, 'parser' ) === 'false';
1219				ts.setColumnSort( c, $header, isDisabled );
1220			}
1221		},
1222
1223		setColumnSort : function( c, $header, isDisabled ) {
1224			var id = c.table.id;
1225			$header[ 0 ].sortDisabled = isDisabled;
1226			$header[ isDisabled ? 'addClass' : 'removeClass' ]( 'sorter-false' )
1227				.attr( 'aria-disabled', '' + isDisabled );
1228			// disable tab index on disabled cells
1229			if ( c.tabIndex ) {
1230				if ( isDisabled ) {
1231					$header.removeAttr( 'tabindex' );
1232				} else {
1233					$header.attr( 'tabindex', '0' );
1234				}
1235			}
1236			// aria-controls - requires table ID
1237			if ( id ) {
1238				if ( isDisabled ) {
1239					$header.removeAttr( 'aria-controls' );
1240				} else {
1241					$header.attr( 'aria-controls', id );
1242				}
1243			}
1244		},
1245
1246		updateHeaderSortCount : function( c, list ) {
1247			var col, dir, group, indx, primary, temp, val, order,
1248				sortList = list || c.sortList,
1249				len = sortList.length;
1250			c.sortList = [];
1251			for ( indx = 0; indx < len; indx++ ) {
1252				val = sortList[ indx ];
1253				// ensure all sortList values are numeric - fixes #127
1254				col = parseInt( val[ 0 ], 10 );
1255				// prevents error if sorton array is wrong
1256				if ( col < c.columns ) {
1257
1258					// set order if not already defined - due to colspan header without associated header cell
1259					// adding this check prevents a javascript error
1260					if ( !c.sortVars[ col ].order ) {
1261						if ( ts.getOrder( c.sortInitialOrder ) ) {
1262							order = c.sortReset ? [ 1, 0, 2 ] : [ 1, 0 ];
1263						} else {
1264							order = c.sortReset ? [ 0, 1, 2 ] : [ 0, 1 ];
1265						}
1266						c.sortVars[ col ].order = order;
1267						c.sortVars[ col ].count = 0;
1268					}
1269
1270					order = c.sortVars[ col ].order;
1271					dir = ( '' + val[ 1 ] ).match( /^(1|d|s|o|n)/ );
1272					dir = dir ? dir[ 0 ] : '';
1273					// 0/(a)sc (default), 1/(d)esc, (s)ame, (o)pposite, (n)ext
1274					switch ( dir ) {
1275						case '1' : case 'd' : // descending
1276							dir = 1;
1277							break;
1278						case 's' : // same direction (as primary column)
1279							// if primary sort is set to 's', make it ascending
1280							dir = primary || 0;
1281							break;
1282						case 'o' :
1283							temp = order[ ( primary || 0 ) % order.length ];
1284							// opposite of primary column; but resets if primary resets
1285							dir = temp === 0 ? 1 : temp === 1 ? 0 : 2;
1286							break;
1287						case 'n' :
1288							dir = order[ ( ++c.sortVars[ col ].count ) % order.length ];
1289							break;
1290						default : // ascending
1291							dir = 0;
1292							break;
1293					}
1294					primary = indx === 0 ? dir : primary;
1295					group = [ col, parseInt( dir, 10 ) || 0 ];
1296					c.sortList[ c.sortList.length ] = group;
1297					dir = $.inArray( group[ 1 ], order ); // fixes issue #167
1298					c.sortVars[ col ].count = dir >= 0 ? dir : group[ 1 ] % order.length;
1299				}
1300			}
1301		},
1302
1303		updateAll : function( c, resort, callback ) {
1304			var table = c.table;
1305			table.isUpdating = true;
1306			ts.refreshWidgets( table, true, true );
1307			ts.buildHeaders( c );
1308			ts.bindEvents( table, c.$headers, true );
1309			ts.bindMethods( c );
1310			ts.commonUpdate( c, resort, callback );
1311		},
1312
1313		update : function( c, resort, callback ) {
1314			var table = c.table;
1315			table.isUpdating = true;
1316			// update sorting (if enabled/disabled)
1317			ts.updateHeader( c );
1318			ts.commonUpdate( c, resort, callback );
1319		},
1320
1321		// simple header update - see #989
1322		updateHeaders : function( c, callback ) {
1323			c.table.isUpdating = true;
1324			ts.buildHeaders( c );
1325			ts.bindEvents( c.table, c.$headers, true );
1326			ts.resortComplete( c, callback );
1327		},
1328
1329		updateCell : function( c, cell, resort, callback ) {
1330			// updateCell for child rows is a mess - we'll ignore them for now
1331			// eventually I'll break out the "update" row cache code to make everything consistent
1332			if ( $( cell ).closest( 'tr' ).hasClass( c.cssChildRow ) ) {
1333				console.warn('Tablesorter Warning! "updateCell" for child row content has been disabled, use "update" instead');
1334				return;
1335			}
1336			if ( ts.isEmptyObject( c.cache ) ) {
1337				// empty table, do an update instead - fixes #1099
1338				ts.updateHeader( c );
1339				ts.commonUpdate( c, resort, callback );
1340				return;
1341			}
1342			c.table.isUpdating = true;
1343			c.$table.find( c.selectorRemove ).remove();
1344			// get position from the dom
1345			var tmp, indx, row, icell, cache, len,
1346				$tbodies = c.$tbodies,
1347				$cell = $( cell ),
1348				// update cache - format: function( s, table, cell, cellIndex )
1349				// no closest in jQuery v1.2.6
1350				tbodyIndex = $tbodies.index( ts.getClosest( $cell, 'tbody' ) ),
1351				tbcache = c.cache[ tbodyIndex ],
1352				$row = ts.getClosest( $cell, 'tr' );
1353			cell = $cell[ 0 ]; // in case cell is a jQuery object
1354			// tbody may not exist if update is initialized while tbody is removed for processing
1355			if ( $tbodies.length && tbodyIndex >= 0 ) {
1356				row = $tbodies.eq( tbodyIndex ).find( 'tr' ).not( '.' + c.cssChildRow ).index( $row );
1357				cache = tbcache.normalized[ row ];
1358				len = $row[ 0 ].cells.length;
1359				if ( len !== c.columns ) {
1360					// colspan in here somewhere!
1361					icell = 0;
1362					tmp = false;
1363					for ( indx = 0; indx < len; indx++ ) {
1364						if ( !tmp && $row[ 0 ].cells[ indx ] !== cell ) {
1365							icell += $row[ 0 ].cells[ indx ].colSpan;
1366						} else {
1367							tmp = true;
1368						}
1369					}
1370				} else {
1371					icell = $cell.index();
1372				}
1373				tmp = ts.getElementText( c, cell, icell ); // raw
1374				cache[ c.columns ].raw[ icell ] = tmp;
1375				tmp = ts.getParsedText( c, cell, icell, tmp );
1376				cache[ icell ] = tmp; // parsed
1377				if ( ( c.parsers[ icell ].type || '' ).toLowerCase() === 'numeric' ) {
1378					// update column max value (ignore sign)
1379					tbcache.colMax[ icell ] = Math.max( Math.abs( tmp ) || 0, tbcache.colMax[ icell ] || 0 );
1380				}
1381				tmp = resort !== 'undefined' ? resort : c.resort;
1382				if ( tmp !== false ) {
1383					// widgets will be reapplied
1384					ts.checkResort( c, tmp, callback );
1385				} else {
1386					// don't reapply widgets is resort is false, just in case it causes
1387					// problems with element focus
1388					ts.resortComplete( c, callback );
1389				}
1390			} else {
1391				if ( ts.debug(c, 'core') ) {
1392					console.error( 'updateCell aborted, tbody missing or not within the indicated table' );
1393				}
1394				c.table.isUpdating = false;
1395			}
1396		},
1397
1398		addRows : function( c, $row, resort, callback ) {
1399			var txt, val, tbodyIndex, rowIndex, rows, cellIndex, len, order,
1400				cacheIndex, rowData, cells, cell, span,
1401				// allow passing a row string if only one non-info tbody exists in the table
1402				valid = typeof $row === 'string' && c.$tbodies.length === 1 && /<tr/.test( $row || '' ),
1403				table = c.table;
1404			if ( valid ) {
1405				$row = $( $row );
1406				c.$tbodies.append( $row );
1407			} else if (
1408				!$row ||
1409				// row is a jQuery object?
1410				!( $row instanceof $ ) ||
1411				// row contained in the table?
1412				( ts.getClosest( $row, 'table' )[ 0 ] !== c.table )
1413			) {
1414				if ( ts.debug(c, 'core') ) {
1415					console.error( 'addRows method requires (1) a jQuery selector reference to rows that have already ' +
1416						'been added to the table, or (2) row HTML string to be added to a table with only one tbody' );
1417				}
1418				return false;
1419			}
1420			table.isUpdating = true;
1421			if ( ts.isEmptyObject( c.cache ) ) {
1422				// empty table, do an update instead - fixes #450
1423				ts.updateHeader( c );
1424				ts.commonUpdate( c, resort, callback );
1425			} else {
1426				rows = $row.filter( 'tr' ).attr( 'role', 'row' ).length;
1427				tbodyIndex = c.$tbodies.index( $row.parents( 'tbody' ).filter( ':first' ) );
1428				// fixes adding rows to an empty table - see issue #179
1429				if ( !( c.parsers && c.parsers.length ) ) {
1430					ts.setupParsers( c );
1431				}
1432				// add each row
1433				for ( rowIndex = 0; rowIndex < rows; rowIndex++ ) {
1434					cacheIndex = 0;
1435					len = $row[ rowIndex ].cells.length;
1436					order = c.cache[ tbodyIndex ].normalized.length;
1437					cells = [];
1438					rowData = {
1439						child : [],
1440						raw : [],
1441						$row : $row.eq( rowIndex ),
1442						order : order
1443					};
1444					// add each cell
1445					for ( cellIndex = 0; cellIndex < len; cellIndex++ ) {
1446						cell = $row[ rowIndex ].cells[ cellIndex ];
1447						txt = ts.getElementText( c, cell, cacheIndex );
1448						rowData.raw[ cacheIndex ] = txt;
1449						val = ts.getParsedText( c, cell, cacheIndex, txt );
1450						cells[ cacheIndex ] = val;
1451						if ( ( c.parsers[ cacheIndex ].type || '' ).toLowerCase() === 'numeric' ) {
1452							// update column max value (ignore sign)
1453							c.cache[ tbodyIndex ].colMax[ cacheIndex ] =
1454								Math.max( Math.abs( val ) || 0, c.cache[ tbodyIndex ].colMax[ cacheIndex ] || 0 );
1455						}
1456						span = cell.colSpan - 1;
1457						if ( span > 0 ) {
1458							cacheIndex += span;
1459						}
1460						cacheIndex++;
1461					}
1462					// add the row data to the end
1463					cells[ c.columns ] = rowData;
1464					// update cache
1465					c.cache[ tbodyIndex ].normalized[ order ] = cells;
1466				}
1467				// resort using current settings
1468				ts.checkResort( c, resort, callback );
1469			}
1470		},
1471
1472		updateCache : function( c, callback, $tbodies ) {
1473			// rebuild parsers
1474			if ( !( c.parsers && c.parsers.length ) ) {
1475				ts.setupParsers( c, $tbodies );
1476			}
1477			// rebuild the cache map
1478			ts.buildCache( c, callback, $tbodies );
1479		},
1480
1481		// init flag (true) used by pager plugin to prevent widget application
1482		// renamed from appendToTable
1483		appendCache : function( c, init ) {
1484			var parsed, totalRows, $tbody, $curTbody, rowIndex, tbodyIndex, appendTime,
1485				table = c.table,
1486				$tbodies = c.$tbodies,
1487				rows = [],
1488				cache = c.cache;
1489			// empty table - fixes #206/#346
1490			if ( ts.isEmptyObject( cache ) ) {
1491				// run pager appender in case the table was just emptied
1492				return c.appender ? c.appender( table, rows ) :
1493					table.isUpdating ? c.$table.triggerHandler( 'updateComplete', table ) : ''; // Fixes #532
1494			}
1495			if ( ts.debug(c, 'core') ) {
1496				appendTime = new Date();
1497			}
1498			for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
1499				$tbody = $tbodies.eq( tbodyIndex );
1500				if ( $tbody.length ) {
1501					// detach tbody for manipulation
1502					$curTbody = ts.processTbody( table, $tbody, true );
1503					parsed = cache[ tbodyIndex ].normalized;
1504					totalRows = parsed.length;
1505					for ( rowIndex = 0; rowIndex < totalRows; rowIndex++ ) {
1506						rows[rows.length] = parsed[ rowIndex ][ c.columns ].$row;
1507						// removeRows used by the pager plugin; don't render if using ajax - fixes #411
1508						if ( !c.appender || ( c.pager && !c.pager.removeRows && !c.pager.ajax ) ) {
1509							$curTbody.append( parsed[ rowIndex ][ c.columns ].$row );
1510						}
1511					}
1512					// restore tbody
1513					ts.processTbody( table, $curTbody, false );
1514				}
1515			}
1516			if ( c.appender ) {
1517				c.appender( table, rows );
1518			}
1519			if ( ts.debug(c, 'core') ) {
1520				console.log( 'Rebuilt table' + ts.benchmark( appendTime ) );
1521			}
1522			// apply table widgets; but not before ajax completes
1523			if ( !init && !c.appender ) {
1524				ts.applyWidget( table );
1525			}
1526			if ( table.isUpdating ) {
1527				c.$table.triggerHandler( 'updateComplete', table );
1528			}
1529		},
1530
1531		commonUpdate : function( c, resort, callback ) {
1532			// remove rows/elements before update
1533			c.$table.find( c.selectorRemove ).remove();
1534			// rebuild parsers
1535			ts.setupParsers( c );
1536			// rebuild the cache map
1537			ts.buildCache( c );
1538			ts.checkResort( c, resort, callback );
1539		},
1540
1541		/*
1542		ââââââ ââââââ ââââââ ââââââ ââ ââââââ ââââââ
1543		âââ    ââ  ââ ââââââ   ââ   ââ ââ  ââ ââ âââ
1544		   âââ ââ  ââ âââââ    ââ   ââ ââ  ââ ââ âââ
1545		ââââââ ââââââ ââ  ââ   ââ   ââ ââ  ââ ââââââ
1546		*/
1547		initSort : function( c, cell, event ) {
1548			if ( c.table.isUpdating ) {
1549				// let any updates complete before initializing a sort
1550				return setTimeout( function() {
1551					ts.initSort( c, cell, event );
1552				}, 50 );
1553			}
1554
1555			var arry, indx, headerIndx, dir, temp, tmp, $header,
1556				notMultiSort = !event[ c.sortMultiSortKey ],
1557				table = c.table,
1558				len = c.$headers.length,
1559				th = ts.getClosest( $( cell ), 'th, td' ),
1560				col = parseInt( th.attr( 'data-column' ), 10 ),
1561				sortedBy = event.type === 'mouseup' ? 'user' : event.type,
1562				order = c.sortVars[ col ].order;
1563			th = th[0];
1564			// Only call sortStart if sorting is enabled
1565			c.$table.triggerHandler( 'sortStart', table );
1566			// get current column sort order
1567			tmp = ( c.sortVars[ col ].count + 1 ) % order.length;
1568			c.sortVars[ col ].count = event[ c.sortResetKey ] ? 2 : tmp;
1569			// reset all sorts on non-current column - issue #30
1570			if ( c.sortRestart ) {
1571				for ( headerIndx = 0; headerIndx < len; headerIndx++ ) {
1572					$header = c.$headers.eq( headerIndx );
1573					tmp = parseInt( $header.attr( 'data-column' ), 10 );
1574					// only reset counts on columns that weren't just clicked on and if not included in a multisort
1575					if ( col !== tmp && ( notMultiSort || $header.hasClass( ts.css.sortNone ) ) ) {
1576						c.sortVars[ tmp ].count = -1;
1577					}
1578				}
1579			}
1580			// user only wants to sort on one column
1581			if ( notMultiSort ) {
1582				$.each( c.sortVars, function( i ) {
1583					c.sortVars[ i ].sortedBy = '';
1584				});
1585				// flush the sort list
1586				c.sortList = [];
1587				c.last.sortList = [];
1588				if ( c.sortForce !== null ) {
1589					arry = c.sortForce;
1590					for ( indx = 0; indx < arry.length; indx++ ) {
1591						if ( arry[ indx ][ 0 ] !== col ) {
1592							c.sortList[ c.sortList.length ] = arry[ indx ];
1593							c.sortVars[ arry[ indx ][ 0 ] ].sortedBy = 'sortForce';
1594						}
1595					}
1596				}
1597				// add column to sort list
1598				dir = order[ c.sortVars[ col ].count ];
1599				if ( dir < 2 ) {
1600					c.sortList[ c.sortList.length ] = [ col, dir ];
1601					c.sortVars[ col ].sortedBy = sortedBy;
1602					// add other columns if header spans across multiple
1603					if ( th.colSpan > 1 ) {
1604						for ( indx = 1; indx < th.colSpan; indx++ ) {
1605							c.sortList[ c.sortList.length ] = [ col + indx, dir ];
1606							// update count on columns in colSpan
1607							c.sortVars[ col + indx ].count = $.inArray( dir, order );
1608							c.sortVars[ col + indx ].sortedBy = sortedBy;
1609						}
1610					}
1611				}
1612				// multi column sorting
1613			} else {
1614				// get rid of the sortAppend before adding more - fixes issue #115 & #523
1615				c.sortList = $.extend( [], c.last.sortList );
1616
1617				// the user has clicked on an already sorted column
1618				if ( ts.isValueInArray( col, c.sortList ) >= 0 ) {
1619					// reverse the sorting direction
1620					c.sortVars[ col ].sortedBy = sortedBy;
1621					for ( indx = 0; indx < c.sortList.length; indx++ ) {
1622						tmp = c.sortList[ indx ];
1623						if ( tmp[ 0 ] === col ) {
1624							// order.count seems to be incorrect when compared to cell.count
1625							tmp[ 1 ] = order[ c.sortVars[ col ].count ];
1626							if ( tmp[1] === 2 ) {
1627								c.sortList.splice( indx, 1 );
1628								c.sortVars[ col ].count = -1;
1629							}
1630						}
1631					}
1632				} else {
1633					// add column to sort list array
1634					dir = order[ c.sortVars[ col ].count ];
1635					c.sortVars[ col ].sortedBy = sortedBy;
1636					if ( dir < 2 ) {
1637						c.sortList[ c.sortList.length ] = [ col, dir ];
1638						// add other columns if header spans across multiple
1639						if ( th.colSpan > 1 ) {
1640							for ( indx = 1; indx < th.colSpan; indx++ ) {
1641								c.sortList[ c.sortList.length ] = [ col + indx, dir ];
1642								// update count on columns in colSpan
1643								c.sortVars[ col + indx ].count = $.inArray( dir, order );
1644								c.sortVars[ col + indx ].sortedBy = sortedBy;
1645							}
1646						}
1647					}
1648				}
1649			}
1650			// save sort before applying sortAppend
1651			c.last.sortList = $.extend( [], c.sortList );
1652			if ( c.sortList.length && c.sortAppend ) {
1653				arry = $.isArray( c.sortAppend ) ? c.sortAppend : c.sortAppend[ c.sortList[ 0 ][ 0 ] ];
1654				if ( !ts.isEmptyObject( arry ) ) {
1655					for ( indx = 0; indx < arry.length; indx++ ) {
1656						if ( arry[ indx ][ 0 ] !== col && ts.isValueInArray( arry[ indx ][ 0 ], c.sortList ) < 0 ) {
1657							dir = arry[ indx ][ 1 ];
1658							temp = ( '' + dir ).match( /^(a|d|s|o|n)/ );
1659							if ( temp ) {
1660								tmp = c.sortList[ 0 ][ 1 ];
1661								switch ( temp[ 0 ] ) {
1662									case 'd' :
1663										dir = 1;
1664										break;
1665									case 's' :
1666										dir = tmp;
1667										break;
1668									case 'o' :
1669										dir = tmp === 0 ? 1 : 0;
1670										break;
1671									case 'n' :
1672										dir = ( tmp + 1 ) % order.length;
1673										break;
1674									default:
1675										dir = 0;
1676										break;
1677								}
1678							}
1679							c.sortList[ c.sortList.length ] = [ arry[ indx ][ 0 ], dir ];
1680							c.sortVars[ arry[ indx ][ 0 ] ].sortedBy = 'sortAppend';
1681						}
1682					}
1683				}
1684			}
1685			// sortBegin event triggered immediately before the sort
1686			c.$table.triggerHandler( 'sortBegin', table );
1687			// setTimeout needed so the processing icon shows up
1688			setTimeout( function() {
1689				// set css for headers
1690				ts.setHeadersCss( c );
1691				ts.multisort( c );
1692				ts.appendCache( c );
1693				c.$table.triggerHandler( 'sortBeforeEnd', table );
1694				c.$table.triggerHandler( 'sortEnd', table );
1695			}, 1 );
1696		},
1697
1698		// sort multiple columns
1699		multisort : function( c ) { /*jshint loopfunc:true */
1700			var tbodyIndex, sortTime, colMax, rows, tmp,
1701				table = c.table,
1702				sorter = [],
1703				dir = 0,
1704				textSorter = c.textSorter || '',
1705				sortList = c.sortList,
1706				sortLen = sortList.length,
1707				len = c.$tbodies.length;
1708			if ( c.serverSideSorting || ts.isEmptyObject( c.cache ) ) {
1709				// empty table - fixes #206/#346
1710				return;
1711			}
1712			if ( ts.debug(c, 'core') ) { sortTime = new Date(); }
1713			// cache textSorter to optimize speed
1714			if ( typeof textSorter === 'object' ) {
1715				colMax = c.columns;
1716				while ( colMax-- ) {
1717					tmp = ts.getColumnData( table, textSorter, colMax );
1718					if ( typeof tmp === 'function' ) {
1719						sorter[ colMax ] = tmp;
1720					}
1721				}
1722			}
1723			for ( tbodyIndex = 0; tbodyIndex < len; tbodyIndex++ ) {
1724				colMax = c.cache[ tbodyIndex ].colMax;
1725				rows = c.cache[ tbodyIndex ].normalized;
1726
1727				rows.sort( function( a, b ) {
1728					var sortIndex, num, col, order, sort, x, y;
1729					// rows is undefined here in IE, so don't use it!
1730					for ( sortIndex = 0; sortIndex < sortLen; sortIndex++ ) {
1731						col = sortList[ sortIndex ][ 0 ];
1732						order = sortList[ sortIndex ][ 1 ];
1733						// sort direction, true = asc, false = desc
1734						dir = order === 0;
1735
1736						if ( c.sortStable && a[ col ] === b[ col ] && sortLen === 1 ) {
1737							return a[ c.columns ].order - b[ c.columns ].order;
1738						}
1739
1740						// fallback to natural sort since it is more robust
1741						num = /n/i.test( ts.getSortType( c.parsers, col ) );
1742						if ( num && c.strings[ col ] ) {
1743							// sort strings in numerical columns
1744							if ( typeof ( ts.string[ c.strings[ col ] ] ) === 'boolean' ) {
1745								num = ( dir ? 1 : -1 ) * ( ts.string[ c.strings[ col ] ] ? -1 : 1 );
1746							} else {
1747								num = ( c.strings[ col ] ) ? ts.string[ c.strings[ col ] ] || 0 : 0;
1748							}
1749							// fall back to built-in numeric sort
1750							// var sort = $.tablesorter['sort' + s]( a[col], b[col], dir, colMax[col], table );
1751							sort = c.numberSorter ? c.numberSorter( a[ col ], b[ col ], dir, colMax[ col ], table ) :
1752								ts[ 'sortNumeric' + ( dir ? 'Asc' : 'Desc' ) ]( a[ col ], b[ col ], num, colMax[ col ], col, c );
1753						} else {
1754							// set a & b depending on sort direction
1755							x = dir ? a : b;
1756							y = dir ? b : a;
1757							// text sort function
1758							if ( typeof textSorter === 'function' ) {
1759								// custom OVERALL text sorter
1760								sort = textSorter( x[ col ], y[ col ], dir, col, table );
1761							} else if ( typeof sorter[ col ] === 'function' ) {
1762								// custom text sorter for a SPECIFIC COLUMN
1763								sort = sorter[ col ]( x[ col ], y[ col ], dir, col, table );
1764							} else {
1765								// fall back to natural sort
1766								sort = ts[ 'sortNatural' + ( dir ? 'Asc' : 'Desc' ) ]( a[ col ] || '', b[ col ] || '', col, c );
1767							}
1768						}
1769						if ( sort ) { return sort; }
1770					}
1771					return a[ c.columns ].order - b[ c.columns ].order;
1772				});
1773			}
1774			if ( ts.debug(c, 'core') ) {
1775				console.log( 'Applying sort ' + sortList.toString() + ts.benchmark( sortTime ) );
1776			}
1777		},
1778
1779		resortComplete : function( c, callback ) {
1780			if ( c.table.isUpdating ) {
1781				c.$table.triggerHandler( 'updateComplete', c.table );
1782			}
1783			if ( $.isFunction( callback ) ) {
1784				callback( c.table );
1785			}
1786		},
1787
1788		checkResort : function( c, resort, callback ) {
1789			var sortList = $.isArray( resort ) ? resort : c.sortList,
1790				// if no resort parameter is passed, fallback to config.resort (true by default)
1791				resrt = typeof resort === 'undefined' ? c.resort : resort;
1792			// don't try to resort if the table is still processing
1793			// this will catch spamming of the updateCell method
1794			if ( resrt !== false && !c.serverSideSorting && !c.table.isProcessing ) {
1795				if ( sortList.length ) {
1796					ts.sortOn( c, sortList, function() {
1797						ts.resortComplete( c, callback );
1798					}, true );
1799				} else {
1800					ts.sortReset( c, function() {
1801						ts.resortComplete( c, callback );
1802						ts.applyWidget( c.table, false );
1803					} );
1804				}
1805			} else {
1806				ts.resortComplete( c, callback );
1807				ts.applyWidget( c.table, false );
1808			}
1809		},
1810
1811		sortOn : function( c, list, callback, init ) {
1812			var indx,
1813				table = c.table;
1814			c.$table.triggerHandler( 'sortStart', table );
1815			for (indx = 0; indx < c.columns; indx++) {
1816				c.sortVars[ indx ].sortedBy = ts.isValueInArray( indx, list ) > -1 ? 'sorton' : '';
1817			}
1818			// update header count index
1819			ts.updateHeaderSortCount( c, list );
1820			// set css for headers
1821			ts.setHeadersCss( c );
1822			// fixes #346
1823			if ( c.delayInit && ts.isEmptyObject( c.cache ) ) {
1824				ts.buildCache( c );
1825			}
1826			c.$table.triggerHandler( 'sortBegin', table );
1827			// sort the table and append it to the dom
1828			ts.multisort( c );
1829			ts.appendCache( c, init );
1830			c.$table.triggerHandler( 'sortBeforeEnd', table );
1831			c.$table.triggerHandler( 'sortEnd', table );
1832			ts.applyWidget( table );
1833			if ( $.isFunction( callback ) ) {
1834				callback( table );
1835			}
1836		},
1837
1838		sortReset : function( c, callback ) {
1839			c.sortList = [];
1840			var indx;
1841			for (indx = 0; indx < c.columns; indx++) {
1842				c.sortVars[ indx ].count = -1;
1843				c.sortVars[ indx ].sortedBy = '';
1844			}
1845			ts.setHeadersCss( c );
1846			ts.multisort( c );
1847			ts.appendCache( c );
1848			if ( $.isFunction( callback ) ) {
1849				callback( c.table );
1850			}
1851		},
1852
1853		getSortType : function( parsers, column ) {
1854			return ( parsers && parsers[ column ] ) ? parsers[ column ].type || '' : '';
1855		},
1856
1857		getOrder : function( val ) {
1858			// look for 'd' in 'desc' order; return true
1859			return ( /^d/i.test( val ) || val === 1 );
1860		},
1861
1862		// Natural sort - https://github.com/overset/javascript-natural-sort (date sorting removed)
1863		sortNatural : function( a, b ) {
1864			if ( a === b ) { return 0; }
1865			a = ( a || '' ).toString();
1866			b = ( b || '' ).toString();
1867			var aNum, bNum, aFloat, bFloat, indx, max,
1868				regex = ts.regex;
1869			// first try and sort Hex codes
1870			if ( regex.hex.test( b ) ) {
1871				aNum = parseInt( a.match( regex.hex ), 16 );
1872				bNum = parseInt( b.match( regex.hex ), 16 );
1873				if ( aNum < bNum ) { return -1; }
1874				if ( aNum > bNum ) { return 1; }
1875			}
1876			// chunk/tokenize
1877			aNum = a.replace( regex.chunk, '\\0$1\\0' ).replace( regex.chunks, '' ).split( '\\0' );
1878			bNum = b.replace( regex.chunk, '\\0$1\\0' ).replace( regex.chunks, '' ).split( '\\0' );
1879			max = Math.max( aNum.length, bNum.length );
1880			// natural sorting through split numeric strings and default strings
1881			for ( indx = 0; indx < max; indx++ ) {
1882				// find floats not starting with '0', string or 0 if not defined
1883				aFloat = isNaN( aNum[ indx ] ) ? aNum[ indx ] || 0 : parseFloat( aNum[ indx ] ) || 0;
1884				bFloat = isNaN( bNum[ indx ] ) ? bNum[ indx ] || 0 : parseFloat( bNum[ indx ] ) || 0;
1885				// handle numeric vs string comparison - number < string - (Kyle Adams)
1886				if ( isNaN( aFloat ) !== isNaN( bFloat ) ) { return isNaN( aFloat ) ? 1 : -1; }
1887				// rely on string comparison if different types - i.e. '02' < 2 != '02' < '2'
1888				if ( typeof aFloat !== typeof bFloat ) {
1889					aFloat += '';
1890					bFloat += '';
1891				}
1892				if ( aFloat < bFloat ) { return -1; }
1893				if ( aFloat > bFloat ) { return 1; }
1894			}
1895			return 0;
1896		},
1897
1898		sortNaturalAsc : function( a, b, col, c ) {
1899			if ( a === b ) { return 0; }
1900			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
1901			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : -empty || -1; }
1902			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : empty || 1; }
1903			return ts.sortNatural( a, b );
1904		},
1905
1906		sortNaturalDesc : function( a, b, col, c ) {
1907			if ( a === b ) { return 0; }
1908			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
1909			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : empty || 1; }
1910			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : -empty || -1; }
1911			return ts.sortNatural( b, a );
1912		},
1913
1914		// basic alphabetical sort
1915		sortText : function( a, b ) {
1916			return a > b ? 1 : ( a < b ? -1 : 0 );
1917		},
1918
1919		// return text string value by adding up ascii value
1920		// so the text is somewhat sorted when using a digital sort
1921		// this is NOT an alphanumeric sort
1922		getTextValue : function( val, num, max ) {
1923			if ( max ) {
1924				// make sure the text value is greater than the max numerical value (max)
1925				var indx,
1926					len = val ? val.length : 0,
1927					n = max + num;
1928				for ( indx = 0; indx < len; indx++ ) {
1929					n += val.charCodeAt( indx );
1930				}
1931				return num * n;
1932			}
1933			return 0;
1934		},
1935
1936		sortNumericAsc : function( a, b, num, max, col, c ) {
1937			if ( a === b ) { return 0; }
1938			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
1939			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : -empty || -1; }
1940			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : empty || 1; }
1941			if ( isNaN( a ) ) { a = ts.getTextValue( a, num, max ); }
1942			if ( isNaN( b ) ) { b = ts.getTextValue( b, num, max ); }
1943			return a - b;
1944		},
1945
1946		sortNumericDesc : function( a, b, num, max, col, c ) {
1947			if ( a === b ) { return 0; }
1948			var empty = ts.string[ ( c.empties[ col ] || c.emptyTo ) ];
1949			if ( a === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? -1 : 1 ) : empty || 1; }
1950			if ( b === '' && empty !== 0 ) { return typeof empty === 'boolean' ? ( empty ? 1 : -1 ) : -empty || -1; }
1951			if ( isNaN( a ) ) { a = ts.getTextValue( a, num, max ); }
1952			if ( isNaN( b ) ) { b = ts.getTextValue( b, num, max ); }
1953			return b - a;
1954		},
1955
1956		sortNumeric : function( a, b ) {
1957			return a - b;
1958		},
1959
1960		/*
1961		ââ ââ ââ ââ ââââââ ââââââ ââââââ ââââââ ââââââ
1962		ââ ââ ââ ââ ââ  ââ ââ âââ ââââ     ââ   âââ
1963		ââ ââ ââ ââ ââ  ââ ââ âââ ââââ     ââ      âââ
1964		ââââââââ ââ ââââââ ââââââ ââââââ   ââ   ââââââ
1965		*/
1966		addWidget : function( widget ) {
1967			if ( widget.id && !ts.isEmptyObject( ts.getWidgetById( widget.id ) ) ) {
1968				console.warn( '"' + widget.id + '" widget was loaded more than once!' );
1969			}
1970			ts.widgets[ ts.widgets.length ] = widget;
1971		},
1972
1973		hasWidget : function( $table, name ) {
1974			$table = $( $table );
1975			return $table.length && $table[ 0 ].config && $table[ 0 ].config.widgetInit[ name ] || false;
1976		},
1977
1978		getWidgetById : function( name ) {
1979			var indx, widget,
1980				len = ts.widgets.length;
1981			for ( indx = 0; indx < len; indx++ ) {
1982				widget = ts.widgets[ indx ];
1983				if ( widget && widget.id && widget.id.toLowerCase() === name.toLowerCase() ) {
1984					return widget;
1985				}
1986			}
1987		},
1988
1989		applyWidgetOptions : function( table ) {
1990			var indx, widget, wo,
1991				c = table.config,
1992				len = c.widgets.length;
1993			if ( len ) {
1994				for ( indx = 0; indx < len; indx++ ) {
1995					widget = ts.getWidgetById( c.widgets[ indx ] );
1996					if ( widget && widget.options ) {
1997						wo = $.extend( true, {}, widget.options );
1998						c.widgetOptions = $.extend( true, wo, c.widgetOptions );
1999						// add widgetOptions to defaults for option validator
2000						$.extend( true, ts.defaults.widgetOptions, widget.options );
2001					}
2002				}
2003			}
2004		},
2005
2006		addWidgetFromClass : function( table ) {
2007			var len, indx,
2008				c = table.config,
2009				// look for widgets to apply from table class
2010				// don't match from 'ui-widget-content'; use \S instead of \w to include widgets
2011				// with dashes in the name, e.g. "widget-test-2" extracts out "test-2"
2012				regex = '^' + c.widgetClass.replace( ts.regex.templateName, '(\\S+)+' ) + '$',
2013				widgetClass = new RegExp( regex, 'g' ),
2014				// split up table class (widget id's can include dashes) - stop using match
2015				// otherwise only one widget gets extracted, see #1109
2016				widgets = ( table.className || '' ).split( ts.regex.spaces );
2017			if ( widgets.length ) {
2018				len = widgets.length;
2019				for ( indx = 0; indx < len; indx++ ) {
2020					if ( widgets[ indx ].match( widgetClass ) ) {
2021						c.widgets[ c.widgets.length ] = widgets[ indx ].replace( widgetClass, '$1' );
2022					}
2023				}
2024			}
2025		},
2026
2027		applyWidgetId : function( table, id, init ) {
2028			table = $(table)[0];
2029			var applied, time, name,
2030				c = table.config,
2031				wo = c.widgetOptions,
2032				debug = ts.debug(c, 'core'),
2033				widget = ts.getWidgetById( id );
2034			if ( widget ) {
2035				name = widget.id;
2036				applied = false;
2037				// add widget name to option list so it gets reapplied after sorting, filtering, etc
2038				if ( $.inArray( name, c.widgets ) < 0 ) {
2039					c.widgets[ c.widgets.length ] = name;
2040				}
2041				if ( debug ) { time = new Date(); }
2042
2043				if ( init || !( c.widgetInit[ name ] ) ) {
2044					// set init flag first to prevent calling init more than once (e.g. pager)
2045					c.widgetInit[ name ] = true;
2046					if ( table.hasInitialized ) {
2047						// don't reapply widget options on tablesorter init
2048						ts.applyWidgetOptions( table );
2049					}
2050					if ( typeof widget.init === 'function' ) {
2051						applied = true;
2052						if ( debug ) {
2053							console[ console.group ? 'group' : 'log' ]( 'Initializing ' + name + ' widget' );
2054						}
2055						widget.init( table, widget, c, wo );
2056					}
2057				}
2058				if ( !init && typeof widget.format === 'function' ) {
2059					applied = true;
2060					if ( debug ) {
2061						console[ console.group ? 'group' : 'log' ]( 'Updating ' + name + ' widget' );
2062					}
2063					widget.format( table, c, wo, false );
2064				}
2065				if ( debug ) {
2066					if ( applied ) {
2067						console.log( 'Completed ' + ( init ? 'initializing ' : 'applying ' ) + name + ' widget' + ts.benchmark( time ) );
2068						if ( console.groupEnd ) { console.groupEnd(); }
2069					}
2070				}
2071			}
2072		},
2073
2074		applyWidget : function( table, init, callback ) {
2075			table = $( table )[ 0 ]; // in case this is called externally
2076			var indx, len, names, widget, time,
2077				c = table.config,
2078				debug = ts.debug(c, 'core'),
2079				widgets = [];
2080			// prevent numerous consecutive widget applications
2081			if ( init !== false && table.hasInitialized && ( table.isApplyingWidgets || table.isUpdating ) ) {
2082				return;
2083			}
2084			if ( debug ) { time = new Date(); }
2085			ts.addWidgetFromClass( table );
2086			// prevent "tablesorter-ready" from firing multiple times in a row
2087			clearTimeout( c.timerReady );
2088			if ( c.widgets.length ) {
2089				table.isApplyingWidgets = true;
2090				// ensure unique widget ids
2091				c.widgets = $.grep( c.widgets, function( val, index ) {
2092					return $.inArray( val, c.widgets ) === index;
2093				});
2094				names = c.widgets || [];
2095				len = names.length;
2096				// build widget array & add priority as needed
2097				for ( indx = 0; indx < len; indx++ ) {
2098					widget = ts.getWidgetById( names[ indx ] );
2099					if ( widget && widget.id ) {
2100						// set priority to 10 if not defined
2101						if ( !widget.priority ) { widget.priority = 10; }
2102						widgets[ indx ] = widget;
2103					} else if ( debug ) {
2104						console.warn( '"' + names[ indx ] + '" was enabled, but the widget code has not been loaded!' );
2105					}
2106				}
2107				// sort widgets by priority
2108				widgets.sort( function( a, b ) {
2109					return a.priority < b.priority ? -1 : a.priority === b.priority ? 0 : 1;
2110				});
2111				// add/update selected widgets
2112				len = widgets.length;
2113				if ( debug ) {
2114					console[ console.group ? 'group' : 'log' ]( 'Start ' + ( init ? 'initializing' : 'applying' ) + ' widgets' );
2115				}
2116				for ( indx = 0; indx < len; indx++ ) {
2117					widget = widgets[ indx ];
2118					if ( widget && widget.id ) {
2119						ts.applyWidgetId( table, widget.id, init );
2120					}
2121				}
2122				if ( debug && console.groupEnd ) { console.groupEnd(); }
2123			}
2124			c.timerReady = setTimeout( function() {
2125				table.isApplyingWidgets = false;
2126				$.data( table, 'lastWidgetApplication', new Date() );
2127				c.$table.triggerHandler( 'tablesorter-ready' );
2128				// callback executed on init only
2129				if ( !init && typeof callback === 'function' ) {
2130					callback( table );
2131				}
2132				if ( debug ) {
2133					widget = c.widgets.length;
2134					console.log( 'Completed ' +
2135						( init === true ? 'initializing ' : 'applying ' ) + widget +
2136						' widget' + ( widget !== 1 ? 's' : '' ) + ts.benchmark( time ) );
2137				}
2138			}, 10 );
2139		},
2140
2141		removeWidget : function( table, name, refreshing ) {
2142			table = $( table )[ 0 ];
2143			var index, widget, indx, len,
2144				c = table.config;
2145			// if name === true, add all widgets from $.tablesorter.widgets
2146			if ( name === true ) {
2147				name = [];
2148				len = ts.widgets.length;
2149				for ( indx = 0; indx < len; indx++ ) {
2150					widget = ts.widgets[ indx ];
2151					if ( widget && widget.id ) {
2152						name[ name.length ] = widget.id;
2153					}
2154				}
2155			} else {
2156				// name can be either an array of widgets names,
2157				// or a space/comma separated list of widget names
2158				name = ( $.isArray( name ) ? name.join( ',' ) : name || '' ).toLowerCase().split( /[\s,]+/ );
2159			}
2160			len = name.length;
2161			for ( index = 0; index < len; index++ ) {
2162				widget = ts.getWidgetById( name[ index ] );
2163				indx = $.inArray( name[ index ], c.widgets );
2164				// don't remove the widget from config.widget if refreshing
2165				if ( indx >= 0 && refreshing !== true ) {
2166					c.widgets.splice( indx, 1 );
2167				}
2168				if ( widget && widget.remove ) {
2169					if ( ts.debug(c, 'core') ) {
2170						console.log( ( refreshing ? 'Refreshing' : 'Removing' ) + ' "' + name[ index ] + '" widget' );
2171					}
2172					widget.remove( table, c, c.widgetOptions, refreshing );
2173					c.widgetInit[ name[ index ] ] = false;
2174				}
2175			}
2176			c.$table.triggerHandler( 'widgetRemoveEnd', table );
2177		},
2178
2179		refreshWidgets : function( table, doAll, dontapply ) {
2180			table = $( table )[ 0 ]; // see issue #243
2181			var indx, widget,
2182				c = table.config,
2183				curWidgets = c.widgets,
2184				widgets = ts.widgets,
2185				len = widgets.length,
2186				list = [],
2187				callback = function( table ) {
2188					$( table ).triggerHandler( 'refreshComplete' );
2189				};
2190			// remove widgets not defined in config.widgets, unless doAll is true
2191			for ( indx = 0; indx < len; indx++ ) {
2192				widget = widgets[ indx ];
2193				if ( widget && widget.id && ( doAll || $.inArray( widget.id, curWidgets ) < 0 ) ) {
2194					list[ list.length ] = widget.id;
2195				}
2196			}
2197			ts.removeWidget( table, list.join( ',' ), true );
2198			if ( dontapply !== true ) {
2199				// call widget init if
2200				ts.applyWidget( table, doAll || false, callback );
2201				if ( doAll ) {
2202					// apply widget format
2203					ts.applyWidget( table, false, callback );
2204				}
2205			} else {
2206				callback( table );
2207			}
2208		},
2209
2210		/*
2211		ââ  ââ ââââââ ââ ââ     ââ ââââââ ââ ââââââ ââââââ
2212		ââ  ââ   ââ   ââ ââ     ââ   ââ   ââ ââââ   âââ
2213		ââ  ââ   ââ   ââ ââ     ââ   ââ   ââ ââââ      âââ
2214		ââââââ   ââ   ââ ââââââ ââ   ââ   ââ ââââââ ââââââ
2215		*/
2216		benchmark : function( diff ) {
2217			return ( ' (' + ( new Date().getTime() - diff.getTime() ) + ' ms)' );
2218		},
2219		// deprecated ts.log
2220		log : function() {
2221			console.log( arguments );
2222		},
2223		debug : function(c, name) {
2224			return c && (
2225				c.debug === true ||
2226				typeof c.debug === 'string' && c.debug.indexOf(name) > -1
2227			);
2228		},
2229
2230		// $.isEmptyObject from jQuery v1.4
2231		isEmptyObject : function( obj ) {
2232			/*jshint forin: false */
2233			for ( var name in obj ) {
2234				return false;
2235			}
2236			return true;
2237		},
2238
2239		isValueInArray : function( column, arry ) {
2240			var indx,
2241				len = arry && arry.length || 0;
2242			for ( indx = 0; indx < len; indx++ ) {
2243				if ( arry[ indx ][ 0 ] === column ) {
2244					return indx;
2245				}
2246			}
2247			return -1;
2248		},
2249
2250		formatFloat : function( str, table ) {
2251			if ( typeof str !== 'string' || str === '' ) { return str; }
2252			// allow using formatFloat without a table; defaults to US number format
2253			var num,
2254				usFormat = table && table.config ? table.config.usNumberFormat !== false :
2255					typeof table !== 'undefined' ? table : true;
2256			if ( usFormat ) {
2257				// US Format - 1,234,567.89 -> 1234567.89
2258				str = str.replace( ts.regex.comma, '' );
2259			} else {
2260				// German Format = 1.234.567,89 -> 1234567.89
2261				// French Format = 1 234 567,89 -> 1234567.89
2262				str = str.replace( ts.regex.digitNonUS, '' ).replace( ts.regex.comma, '.' );
2263			}
2264			if ( ts.regex.digitNegativeTest.test( str ) ) {
2265				// make (#) into a negative number -> (10) = -10
2266				str = str.replace( ts.regex.digitNegativeReplace, '-$1' );
2267			}
2268			num = parseFloat( str );
2269			// return the text instead of zero
2270			return isNaN( num ) ? $.trim( str ) : num;
2271		},
2272
2273		isDigit : function( str ) {
2274			// replace all unwanted chars and match
2275			return isNaN( str ) ?
2276				ts.regex.digitTest.test( str.toString().replace( ts.regex.digitReplace, '' ) ) :
2277				str !== '';
2278		},
2279
2280		// computeTableHeaderCellIndexes from:
2281		// http://www.javascripttoolbox.com/lib/table/examples.php
2282		// http://www.javascripttoolbox.com/temp/table_cellindex.html
2283		computeColumnIndex : function( $rows, c ) {
2284			var i, j, k, l, cell, cells, rowIndex, rowSpan, colSpan, firstAvailCol,
2285				// total columns has been calculated, use it to set the matrixrow
2286				columns = c && c.columns || 0,
2287				matrix = [],
2288				matrixrow = new Array( columns );
2289			for ( i = 0; i < $rows.length; i++ ) {
2290				cells = $rows[ i ].cells;
2291				for ( j = 0; j < cells.length; j++ ) {
2292					cell = cells[ j ];
2293					rowIndex = i;
2294					rowSpan = cell.rowSpan || 1;
2295					colSpan = cell.colSpan || 1;
2296					if ( typeof matrix[ rowIndex ] === 'undefined' ) {
2297						matrix[ rowIndex ] = [];
2298					}
2299					// Find first available column in the first row
2300					for ( k = 0; k < matrix[ rowIndex ].length + 1; k++ ) {
2301						if ( typeof matrix[ rowIndex ][ k ] === 'undefined' ) {
2302							firstAvailCol = k;
2303							break;
2304						}
2305					}
2306					// jscs:disable disallowEmptyBlocks
2307					if ( columns && cell.cellIndex === firstAvailCol ) {
2308						// don't to anything
2309					} else if ( cell.setAttribute ) {
2310						// jscs:enable disallowEmptyBlocks
2311						// add data-column (setAttribute = IE8+)
2312						cell.setAttribute( 'data-column', firstAvailCol );
2313					} else {
2314						// remove once we drop support for IE7 - 1/12/2016
2315						$( cell ).attr( 'data-column', firstAvailCol );
2316					}
2317					for ( k = rowIndex; k < rowIndex + rowSpan; k++ ) {
2318						if ( typeof matrix[ k ] === 'undefined' ) {
2319							matrix[ k ] = [];
2320						}
2321						matrixrow = matrix[ k ];
2322						for ( l = firstAvailCol; l < firstAvailCol + colSpan; l++ ) {
2323							matrixrow[ l ] = 'x';
2324						}
2325					}
2326				}
2327			}
2328			ts.checkColumnCount($rows, matrix, matrixrow.length);
2329			return matrixrow.length;
2330		},
2331
2332		checkColumnCount : function($rows, matrix, columns) {
2333			// this DOES NOT report any tbody column issues, except for the math and
2334			// and column selector widgets
2335			var i, len,
2336				valid = true,
2337				cells = [];
2338			for ( i = 0; i < matrix.length; i++ ) {
2339				// some matrix entries are undefined when testing the footer because
2340				// it is using the rowIndex property
2341				if ( matrix[i] ) {
2342					len = matrix[i].length;
2343					if ( matrix[i].length !== columns ) {
2344						valid = false;
2345						break;
2346					}
2347				}
2348			}
2349			if ( !valid ) {
2350				$rows.each( function( indx, el ) {
2351					var cell = el.parentElement.nodeName;
2352					if ( cells.indexOf( cell ) < 0 ) {
2353						cells.push( cell );
2354					}
2355				});
2356				console.error(
2357					'Invalid or incorrect number of columns in the ' +
2358					cells.join( ' or ' ) + '; expected ' + columns +
2359					', but found ' + len + ' columns'
2360				);
2361			}
2362		},
2363
2364		// automatically add a colgroup with col elements set to a percentage width
2365		fixColumnWidth : function( table ) {
2366			table = $( table )[ 0 ];
2367			var overallWidth, percent, $tbodies, len, index,
2368				c = table.config,
2369				$colgroup = c.$table.children( 'colgroup' );
2370			// remove plugin-added colgroup, in case we need to refresh the widths
2371			if ( $colgroup.length && $colgroup.hasClass( ts.css.colgroup ) ) {
2372				$colgroup.remove();
2373			}
2374			if ( c.widthFixed && c.$table.children( 'colgroup' ).length === 0 ) {
2375				$colgroup = $( '<colgroup class="' + ts.css.colgroup + '">' );
2376				overallWidth = c.$table.width();
2377				// only add col for visible columns - fixes #371
2378				$tbodies = c.$tbodies.find( 'tr:first' ).children( ':visible' );
2379				len = $tbodies.length;
2380				for ( index = 0; index < len; index++ ) {
2381					percent = parseInt( ( $tbodies.eq( index ).width() / overallWidth ) * 1000, 10 ) / 10 + '%';
2382					$colgroup.append( $( '<col>' ).css( 'width', percent ) );
2383				}
2384				c.$table.prepend( $colgroup );
2385			}
2386		},
2387
2388		// get sorter, string, empty, etc options for each column from
2389		// jQuery data, metadata, header option or header class name ('sorter-false')
2390		// priority = jQuery data > meta > headers option > header class name
2391		getData : function( header, configHeader, key ) {
2392			var meta, cl4ss,
2393				val = '',
2394				$header = $( header );
2395			if ( !$header.length ) { return ''; }
2396			meta = $.metadata ? $header.metadata() : false;
2397			cl4ss = ' ' + ( $header.attr( 'class' ) || '' );
2398			if ( typeof $header.data( key ) !== 'undefined' ||
2399				typeof $header.data( key.toLowerCase() ) !== 'undefined' ) {
2400				// 'data-lockedOrder' is assigned to 'lockedorder'; but 'data-locked-order' is assigned to 'lockedOrder'
2401				// 'data-sort-initial-order' is assigned to 'sortInitialOrder'
2402				val += $header.data( key ) || $header.data( key.toLowerCase() );
2403			} else if ( meta && typeof meta[ key ] !== 'undefined' ) {
2404				val += meta[ key ];
2405			} else if ( configHeader && typeof configHeader[ key ] !== 'undefined' ) {
2406				val += configHeader[ key ];
2407			} else if ( cl4ss !== ' ' && cl4ss.match( ' ' + key + '-' ) ) {
2408				// include sorter class name 'sorter-text', etc; now works with 'sorter-my-custom-parser'
2409				val = cl4ss.match( new RegExp( '\\s' + key + '-([\\w-]+)' ) )[ 1 ] || '';
2410			}
2411			return $.trim( val );
2412		},
2413
2414		getColumnData : function( table, obj, indx, getCell, $headers ) {
2415			if ( typeof obj !== 'object' || obj === null ) {
2416				return obj;
2417			}
2418			table = $( table )[ 0 ];
2419			var $header, key,
2420				c = table.config,
2421				$cells = ( $headers || c.$headers ),
2422				// c.$headerIndexed is not defined initially
2423				$cell = c.$headerIndexed && c.$headerIndexed[ indx ] ||
2424					$cells.find( '[data-column="' + indx + '"]:last' );
2425			if ( typeof obj[ indx ] !== 'undefined' ) {
2426				return getCell ? obj[ indx ] : obj[ $cells.index( $cell ) ];
2427			}
2428			for ( key in obj ) {
2429				if ( typeof key === 'string' ) {
2430					$header = $cell
2431						// header cell with class/id
2432						.filter( key )
2433						// find elements within the header cell with cell/id
2434						.add( $cell.find( key ) );
2435					if ( $header.length ) {
2436						return obj[ key ];
2437					}
2438				}
2439			}
2440			return;
2441		},
2442
2443		// *** Process table ***
2444		// add processing indicator
2445		isProcessing : function( $table, toggle, $headers ) {
2446			$table = $( $table );
2447			var c = $table[ 0 ].config,
2448				// default to all headers
2449				$header = $headers || $table.find( '.' + ts.css.header );
2450			if ( toggle ) {
2451				// don't use sortList if custom $headers used
2452				if ( typeof $headers !== 'undefined' && c.sortList.length > 0 ) {
2453					// get headers from the sortList
2454					$header = $header.filter( function() {
2455						// get data-column from attr to keep compatibility with jQuery 1.2.6
2456						return this.sortDisabled ?
2457							false :
2458							ts.isValueInArray( parseFloat( $( this ).attr( 'data-column' ) ), c.sortList ) >= 0;
2459					});
2460				}
2461				$table.add( $header ).addClass( ts.css.processing + ' ' + c.cssProcessing );
2462			} else {
2463				$table.add( $header ).removeClass( ts.css.processing + ' ' + c.cssProcessing );
2464			}
2465		},
2466
2467		// detach tbody but save the position
2468		// don't use tbody because there are portions that look for a tbody index (updateCell)
2469		processTbody : function( table, $tb, getIt ) {
2470			table = $( table )[ 0 ];
2471			if ( getIt ) {
2472				table.isProcessing = true;
2473				$tb.before( '<colgroup class="tablesorter-savemyplace"/>' );
2474				return $.fn.detach ? $tb.detach() : $tb.remove();
2475			}
2476			var holdr = $( table ).find( 'colgroup.tablesorter-savemyplace' );
2477			$tb.insertAfter( holdr );
2478			holdr.remove();
2479			table.isProcessing = false;
2480		},
2481
2482		clearTableBody : function( table ) {
2483			$( table )[ 0 ].config.$tbodies.children().detach();
2484		},
2485
2486		// used when replacing accented characters during sorting
2487		characterEquivalents : {
2488			'a' : '\u00e1\u00e0\u00e2\u00e3\u00e4\u0105\u00e5', // Ã¡Ã Ã¢Ã£Ã¤ÄÃ¥
2489			'A' : '\u00c1\u00c0\u00c2\u00c3\u00c4\u0104\u00c5', // ÃÃÃÃÃÄÃ
2490			'c' : '\u00e7\u0107\u010d', // Ã§ÄÄ
2491			'C' : '\u00c7\u0106\u010c', // ÃÄÄ
2492			'e' : '\u00e9\u00e8\u00ea\u00eb\u011b\u0119', // Ã©Ã¨ÃªÃ«ÄÄ
2493			'E' : '\u00c9\u00c8\u00ca\u00cb\u011a\u0118', // ÃÃÃÃÄÄ
2494			'i' : '\u00ed\u00ec\u0130\u00ee\u00ef\u0131', // ÃÃ¬Ä°Ã®Ã¯Ä±
2495			'I' : '\u00cd\u00cc\u0130\u00ce\u00cf', // ÃÃÄ°ÃÃ
2496			'o' : '\u00f3\u00f2\u00f4\u00f5\u00f6\u014d', // Ã³Ã²Ã´ÃµÃ¶Å
2497			'O' : '\u00d3\u00d2\u00d4\u00d5\u00d6\u014c', // ÃÃÃÃÃÅ
2498			'ss': '\u00df', // Ã (s sharp)
2499			'SS': '\u1e9e', // áº (Capital sharp s)
2500			'u' : '\u00fa\u00f9\u00fb\u00fc\u016f', // ÃºÃ¹Ã»Ã¼Å¯
2501			'U' : '\u00da\u00d9\u00db\u00dc\u016e' // ÃÃÃÃÅ®
2502		},
2503
2504		replaceAccents : function( str ) {
2505			var chr,
2506				acc = '[',
2507				eq = ts.characterEquivalents;
2508			if ( !ts.characterRegex ) {
2509				ts.characterRegexArray = {};
2510				for ( chr in eq ) {
2511					if ( typeof chr === 'string' ) {
2512						acc += eq[ chr ];
2513						ts.characterRegexArray[ chr ] = new RegExp( '[' + eq[ chr ] + ']', 'g' );
2514					}
2515				}
2516				ts.characterRegex = new RegExp( acc + ']' );
2517			}
2518			if ( ts.characterRegex.test( str ) ) {
2519				for ( chr in eq ) {
2520					if ( typeof chr === 'string' ) {
2521						str = str.replace( ts.characterRegexArray[ chr ], chr );
2522					}
2523				}
2524			}
2525			return str;
2526		},
2527
2528		validateOptions : function( c ) {
2529			var setting, setting2, typ, timer,
2530				// ignore options containing an array
2531				ignore = 'headers sortForce sortList sortAppend widgets'.split( ' ' ),
2532				orig = c.originalSettings;
2533			if ( orig ) {
2534				if ( ts.debug(c, 'core') ) {
2535					timer = new Date();
2536				}
2537				for ( setting in orig ) {
2538					typ = typeof ts.defaults[setting];
2539					if ( typ === 'undefined' ) {
2540						console.warn( 'Tablesorter Warning! "table.config.' + setting + '" option not recognized' );
2541					} else if ( typ === 'object' ) {
2542						for ( setting2 in orig[setting] ) {
2543							typ = ts.defaults[setting] && typeof ts.defaults[setting][setting2];
2544							if ( $.inArray( setting, ignore ) < 0 && typ === 'undefined' ) {
2545								console.warn( 'Tablesorter Warning! "table.config.' + setting + '.' + setting2 + '" option not recognized' );
2546							}
2547						}
2548					}
2549				}
2550				if ( ts.debug(c, 'core') ) {
2551					console.log( 'validate options time:' + ts.benchmark( timer ) );
2552				}
2553			}
2554		},
2555
2556		// restore headers
2557		restoreHeaders : function( table ) {
2558			var index, $cell,
2559				c = $( table )[ 0 ].config,
2560				$headers = c.$table.find( c.selectorHeaders ),
2561				len = $headers.length;
2562			// don't use c.$headers here in case header cells were swapped
2563			for ( index = 0; index < len; index++ ) {
2564				$cell = $headers.eq( index );
2565				// only restore header cells if it is wrapped
2566				// because this is also used by the updateAll method
2567				if ( $cell.find( '.' + ts.css.headerIn ).length ) {
2568					$cell.html( c.headerContent[ index ] );
2569				}
2570			}
2571		},
2572
2573		destroy : function( table, removeClasses, callback ) {
2574			table = $( table )[ 0 ];
2575			if ( !table.hasInitialized ) { return; }
2576			// remove all widgets
2577			ts.removeWidget( table, true, false );
2578			var events,
2579				$t = $( table ),
2580				c = table.config,
2581				$h = $t.find( 'thead:first' ),
2582				$r = $h.find( 'tr.' + ts.css.headerRow ).removeClass( ts.css.headerRow + ' ' + c.cssHeaderRow ),
2583				$f = $t.find( 'tfoot:first > tr' ).children( 'th, td' );
2584			if ( removeClasses === false && $.inArray( 'uitheme', c.widgets ) >= 0 ) {
2585				// reapply uitheme classes, in case we want to maintain appearance
2586				$t.triggerHandler( 'applyWidgetId', [ 'uitheme' ] );
2587				$t.triggerHandler( 'applyWidgetId', [ 'zebra' ] );
2588			}
2589			// remove widget added rows, just in case
2590			$h.find( 'tr' ).not( $r ).remove();
2591			// disable tablesorter - not using .unbind( namespace ) because namespacing was
2592			// added in jQuery v1.4.3 - see http://api.jquery.com/event.namespace/
2593			events = 'sortReset update updateRows updateAll updateHeaders updateCell addRows updateComplete sorton ' +
2594				'appendCache updateCache applyWidgetId applyWidgets refreshWidgets removeWidget destroy mouseup mouseleave ' +
2595				'keypress sortBegin sortEnd resetToLoadState '.split( ' ' )
2596				.join( c.namespace + ' ' );
2597			$t
2598				.removeData( 'tablesorter' )
2599				.unbind( events.replace( ts.regex.spaces, ' ' ) );
2600			c.$headers
2601				.add( $f )
2602				.removeClass( [ ts.css.header, c.cssHeader, c.cssAsc, c.cssDesc, ts.css.sortAsc, ts.css.sortDesc, ts.css.sortNone ].join( ' ' ) )
2603				.removeAttr( 'data-column' )
2604				.removeAttr( 'aria-label' )
2605				.attr( 'aria-disabled', 'true' );
2606			$r
2607				.find( c.selectorSort )
2608				.unbind( ( 'mousedown mouseup keypress '.split( ' ' ).join( c.namespace + ' ' ) ).replace( ts.regex.spaces, ' ' ) );
2609			ts.restoreHeaders( table );
2610			$t.toggleClass( ts.css.table + ' ' + c.tableClass + ' tablesorter-' + c.theme, removeClasses === false );
2611			$t.removeClass(c.namespace.slice(1));
2612			// clear flag in case the plugin is initialized again
2613			table.hasInitialized = false;
2614			delete table.config.cache;
2615			if ( typeof callback === 'function' ) {
2616				callback( table );
2617			}
2618			if ( ts.debug(c, 'core') ) {
2619				console.log( 'tablesorter has been removed' );
2620			}
2621		}
2622
2623	};
2624
2625	$.fn.tablesorter = function( settings ) {
2626		return this.each( function() {
2627			var table = this,
2628			// merge & extend config options
2629			c = $.extend( true, {}, ts.defaults, settings, ts.instanceMethods );
2630			// save initial settings
2631			c.originalSettings = settings;
2632			// create a table from data (build table widget)
2633			if ( !table.hasInitialized && ts.buildTable && this.nodeName !== 'TABLE' ) {
2634				// return the table (in case the original target is the table's container)
2635				ts.buildTable( table, c );
2636			} else {
2637				ts.setup( table, c );
2638			}
2639		});
2640	};
2641
2642	// set up debug logs
2643	if ( !( window.console && window.console.log ) ) {
2644		// access $.tablesorter.logs for browsers that don't have a console...
2645		ts.logs = [];
2646		/*jshint -W020 */
2647		console = {};
2648		console.log = console.warn = console.error = console.table = function() {
2649			var arg = arguments.length > 1 ? arguments : arguments[0];
2650			ts.logs[ ts.logs.length ] = { date: Date.now(), log: arg };
2651		};
2652	}
2653
2654	// add default parsers
2655	ts.addParser({
2656		id : 'no-parser',
2657		is : function() {
2658			return false;
2659		},
2660		format : function() {
2661			return '';
2662		},
2663		type : 'text'
2664	});
2665
2666	ts.addParser({
2667		id : 'text',
2668		is : function() {
2669			return true;
2670		},
2671		format : function( str, table ) {
2672			var c = table.config;
2673			if ( str ) {
2674				str = $.trim( c.ignoreCase ? str.toLocaleLowerCase() : str );
2675				str = c.sortLocaleCompare ? ts.replaceAccents( str ) : str;
2676			}
2677			return str;
2678		},
2679		type : 'text'
2680	});
2681
2682	ts.regex.nondigit = /[^\w,. \-()]/g;
2683	ts.addParser({
2684		id : 'digit',
2685		is : function( str ) {
2686			return ts.isDigit( str );
2687		},
2688		format : function( str, table ) {
2689			var num = ts.formatFloat( ( str || '' ).replace( ts.regex.nondigit, '' ), table );
2690			return str && typeof num === 'number' ? num :
2691				str ? $.trim( str && table.config.ignoreCase ? str.toLocaleLowerCase() : str ) : str;
2692		},
2693		type : 'numeric'
2694	});
2695
2696	ts.regex.currencyReplace = /[+\-,. ]/g;
2697	ts.regex.currencyTest = /^\(?\d+[\u00a3$\u20ac\u00a4\u00a5\u00a2?.]|[\u00a3$\u20ac\u00a4\u00a5\u00a2?.]\d+\)?$/;
2698	ts.addParser({
2699		id : 'currency',
2700		is : function( str ) {
2701			str = ( str || '' ).replace( ts.regex.currencyReplace, '' );
2702			// test for Â£$â¬Â¤Â¥Â¢
2703			return ts.regex.currencyTest.test( str );
2704		},
2705		format : function( str, table ) {
2706			var num = ts.formatFloat( ( str || '' ).replace( ts.regex.nondigit, '' ), table );
2707			return str && typeof num === 'number' ? num :
2708				str ? $.trim( str && table.config.ignoreCase ? str.toLocaleLowerCase() : str ) : str;
2709		},
2710		type : 'numeric'
2711	});
2712
2713	// too many protocols to add them all https://en.wikipedia.org/wiki/URI_scheme
2714	// now, this regex can be updated before initialization
2715	ts.regex.urlProtocolTest = /^(https?|ftp|file):\/\//;
2716	ts.regex.urlProtocolReplace = /(https?|ftp|file):\/\/(www\.)?/;
2717	ts.addParser({
2718		id : 'url',
2719		is : function( str ) {
2720			return ts.regex.urlProtocolTest.test( str );
2721		},
2722		format : function( str ) {
2723			return str ? $.trim( str.replace( ts.regex.urlProtocolReplace, '' ) ) : str;
2724		},
2725		type : 'text'
2726	});
2727
2728	ts.regex.dash = /-/g;
2729	ts.regex.isoDate = /^\d{4}[\/\-]\d{1,2}[\/\-]\d{1,2}/;
2730	ts.addParser({
2731		id : 'isoDate',
2732		is : function( str ) {
2733			return ts.regex.isoDate.test( str );
2734		},
2735		format : function( str ) {
2736			var date = str ? new Date( str.replace( ts.regex.dash, '/' ) ) : str;
2737			return date instanceof Date && isFinite( date ) ? date.getTime() : str;
2738		},
2739		type : 'numeric'
2740	});
2741
2742	ts.regex.percent = /%/g;
2743	ts.regex.percentTest = /(\d\s*?%|%\s*?\d)/;
2744	ts.addParser({
2745		id : 'percent',
2746		is : function( str ) {
2747			return ts.regex.percentTest.test( str ) && str.length < 15;
2748		},
2749		format : function( str, table ) {
2750			return str ? ts.formatFloat( str.replace( ts.regex.percent, '' ), table ) : str;
2751		},
2752		type : 'numeric'
2753	});
2754
2755	// added image parser to core v2.17.9
2756	ts.addParser({
2757		id : 'image',
2758		is : function( str, table, node, $node ) {
2759			return $node.find( 'img' ).length > 0;
2760		},
2761		format : function( str, table, cell ) {
2762			return $( cell ).find( 'img' ).attr( table.config.imgAttr || 'alt' ) || str;
2763		},
2764		parsed : true, // filter widget flag
2765		type : 'text'
2766	});
2767
2768	ts.regex.dateReplace = /(\S)([AP]M)$/i; // used by usLongDate & time parser
2769	ts.regex.usLongDateTest1 = /^[A-Z]{3,10}\.?\s+\d{1,2},?\s+(\d{4})(\s+\d{1,2}:\d{2}(:\d{2})?(\s+[AP]M)?)?$/i;
2770	ts.regex.usLongDateTest2 = /^\d{1,2}\s+[A-Z]{3,10}\s+\d{4}/i;
2771	ts.addParser({
2772		id : 'usLongDate',
2773		is : function( str ) {
2774			// two digit years are not allowed cross-browser
2775			// Jan 01, 2013 12:34:56 PM or 01 Jan 2013
2776			return ts.regex.usLongDateTest1.test( str ) || ts.regex.usLongDateTest2.test( str );
2777		},
2778		format : function( str ) {
2779			var date = str ? new Date( str.replace( ts.regex.dateReplace, '$1 $2' ) ) : str;
2780			return date instanceof Date && isFinite( date ) ? date.getTime() : str;
2781		},
2782		type : 'numeric'
2783	});
2784
2785	// testing for ##-##-#### or ####-##-##, so it's not perfect; time can be included
2786	ts.regex.shortDateTest = /(^\d{1,2}[\/\s]\d{1,2}[\/\s]\d{4})|(^\d{4}[\/\s]\d{1,2}[\/\s]\d{1,2})/;
2787	// escaped "-" because JSHint in Firefox was showing it as an error
2788	ts.regex.shortDateReplace = /[\-.,]/g;
2789	// XXY covers MDY & DMY formats
2790	ts.regex.shortDateXXY = /(\d{1,2})[\/\s](\d{1,2})[\/\s](\d{4})/;
2791	ts.regex.shortDateYMD = /(\d{4})[\/\s](\d{1,2})[\/\s](\d{1,2})/;
2792	ts.convertFormat = function( dateString, format ) {
2793		dateString = ( dateString || '' )
2794			.replace( ts.regex.spaces, ' ' )
2795			.replace( ts.regex.shortDateReplace, '/' );
2796		if ( format === 'mmddyyyy' ) {
2797			dateString = dateString.replace( ts.regex.shortDateXXY, '$3/$1/$2' );
2798		} else if ( format === 'ddmmyyyy' ) {
2799			dateString = dateString.replace( ts.regex.shortDateXXY, '$3/$2/$1' );
2800		} else if ( format === 'yyyymmdd' ) {
2801			dateString = dateString.replace( ts.regex.shortDateYMD, '$1/$2/$3' );
2802		}
2803		var date = new Date( dateString );
2804		return date instanceof Date && isFinite( date ) ? date.getTime() : '';
2805	};
2806
2807	ts.addParser({
2808		id : 'shortDate', // 'mmddyyyy', 'ddmmyyyy' or 'yyyymmdd'
2809		is : function( str ) {
2810			str = ( str || '' ).replace( ts.regex.spaces, ' ' ).replace( ts.regex.shortDateReplace, '/' );
2811			return ts.regex.shortDateTest.test( str );
2812		},
2813		format : function( str, table, cell, cellIndex ) {
2814			if ( str ) {
2815				var c = table.config,
2816					$header = c.$headerIndexed[ cellIndex ],
2817					format = $header.length && $header.data( 'dateFormat' ) ||
2818						ts.getData( $header, ts.getColumnData( table, c.headers, cellIndex ), 'dateFormat' ) ||
2819						c.dateFormat;
2820				// save format because getData can be slow...
2821				if ( $header.length ) {
2822					$header.data( 'dateFormat', format );
2823				}
2824				return ts.convertFormat( str, format ) || str;
2825			}
2826			return str;
2827		},
2828		type : 'numeric'
2829	});
2830
2831	// match 24 hour time & 12 hours time + am/pm - see http://regexr.com/3c3tk
2832	ts.regex.timeTest = /^(0?[1-9]|1[0-2]):([0-5]\d)(\s[AP]M)$|^((?:[01]\d|[2][0-4]):[0-5]\d)$/i;
2833	ts.regex.timeMatch = /(0?[1-9]|1[0-2]):([0-5]\d)(\s[AP]M)|((?:[01]\d|[2][0-4]):[0-5]\d)/i;
2834	ts.addParser({
2835		id : 'time',
2836		is : function( str ) {
2837			return ts.regex.timeTest.test( str );
2838		},
2839		format : function( str ) {
2840			// isolate time... ignore month, day and year
2841			var temp,
2842				timePart = ( str || '' ).match( ts.regex.timeMatch ),
2843				orig = new Date( str ),
2844				// no time component? default to 00:00 by leaving it out, but only if str is defined
2845				time = str && ( timePart !== null ? timePart[ 0 ] : '00:00 AM' ),
2846				date = time ? new Date( '2000/01/01 ' + time.replace( ts.regex.dateReplace, '$1 $2' ) ) : time;
2847			if ( date instanceof Date && isFinite( date ) ) {
2848				temp = orig instanceof Date && isFinite( orig ) ? orig.getTime() : 0;
2849				// if original string was a valid date, add it to the decimal so the column sorts in some kind of order
2850				// luckily new Date() ignores the decimals
2851				return temp ? parseFloat( date.getTime() + '.' + orig.getTime() ) : date.getTime();
2852			}
2853			return str;
2854		},
2855		type : 'numeric'
2856	});
2857
2858	ts.addParser({
2859		id : 'metadata',
2860		is : function() {
2861			return false;
2862		},
2863		format : function( str, table, cell ) {
2864			var c = table.config,
2865			p = ( !c.parserMetadataName ) ? 'sortValue' : c.parserMetadataName;
2866			return $( cell ).metadata()[ p ];
2867		},
2868		type : 'numeric'
2869	});
2870
2871	/*
2872		ââââââ ââââââ ââââââ ââââââ ââââââ
2873		  âââ  ââââ   ââââââ ââââââ ââââââ
2874		âââ    ââââ   ââââââ âââââ  ââââââ
2875		ââââââ ââââââ ââââââ ââ  ââ ââ  ââ
2876		*/
2877	// add default widgets
2878	ts.addWidget({
2879		id : 'zebra',
2880		priority : 90,
2881		format : function( table, c, wo ) {
2882			var $visibleRows, $row, count, isEven, tbodyIndex, rowIndex, len,
2883				child = new RegExp( c.cssChildRow, 'i' ),
2884				$tbodies = c.$tbodies.add( $( c.namespace + '_extra_table' ).children( 'tbody:not(.' + c.cssInfoBlock + ')' ) );
2885			for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
2886				// loop through the visible rows
2887				count = 0;
2888				$visibleRows = $tbodies.eq( tbodyIndex ).children( 'tr:visible' ).not( c.selectorRemove );
2889				len = $visibleRows.length;
2890				for ( rowIndex = 0; rowIndex < len; rowIndex++ ) {
2891					$row = $visibleRows.eq( rowIndex );
2892					// style child rows the same way the parent row was styled
2893					if ( !child.test( $row[ 0 ].className ) ) { count++; }
2894					isEven = ( count % 2 === 0 );
2895					$row
2896						.removeClass( wo.zebra[ isEven ? 1 : 0 ] )
2897						.addClass( wo.zebra[ isEven ? 0 : 1 ] );
2898				}
2899			}
2900		},
2901		remove : function( table, c, wo, refreshing ) {
2902			if ( refreshing ) { return; }
2903			var tbodyIndex, $tbody,
2904				$tbodies = c.$tbodies,
2905				toRemove = ( wo.zebra || [ 'even', 'odd' ] ).join( ' ' );
2906			for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
2907				$tbody = ts.processTbody( table, $tbodies.eq( tbodyIndex ), true ); // remove tbody
2908				$tbody.children().removeClass( toRemove );
2909				ts.processTbody( table, $tbody, false ); // restore tbody
2910			}
2911		}
2912	});
2913
2914})( jQuery );
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