tablesorter/dist/js/jquery.tablesorter.widgets.js

tablesorter (FORK) is a jQuery plugin for turning a standard HTML table with THEAD and TBODY tags into a sortable table without page refreshes. tablesorter can successfully parse and sort many types of data including linked data in a cell.

/*! tablesorter (FORK) - updated 2024-08-13 (v2.32.0)*/
/* Includes widgets ( storage,uitheme,columns,filter,stickyHeaders,resizable,saveSort ) */
(function(factory){if (typeof define === 'function' && define.amd){define(['jquery'], factory);} else if (typeof module === 'object' && typeof module.exports === 'object'){module.exports = factory(require('jquery'));} else {factory(jQuery);}}(function(jQuery) {
/*! Widget: storage - updated 2018-03-18 (v2.30.0) */
/*global JSON:false */
;(function ($, window, document) {
	'use strict';

	var ts = $.tablesorter || {};

	// update defaults for validator; these values must be falsy!
	$.extend(true, ts.defaults, {
		fixedUrl: '',
		widgetOptions: {
			storage_fixedUrl: '',
			storage_group: '',
			storage_page: '',
			storage_storageType: '',
			storage_tableId: '',
			storage_useSessionStorage: ''
		}
	});

	// *** Store data in local storage, with a cookie fallback ***
	/* IE7 needs JSON library for JSON.stringify - (http://caniuse.com/#search=json)
	   if you need it, then include https://github.com/douglascrockford/JSON-js

	   $.parseJSON is not available is jQuery versions older than 1.4.1, using older
	   versions will only allow storing information for one page at a time

	   // *** Save data (JSON format only) ***
	   // val must be valid JSON... use http://jsonlint.com/ to ensure it is valid
	   var val = { "mywidget" : "data1" }; // valid JSON uses double quotes
	   // $.tablesorter.storage(table, key, val);
	   $.tablesorter.storage(table, 'tablesorter-mywidget', val);

	   // *** Get data: $.tablesorter.storage(table, key); ***
	   v = $.tablesorter.storage(table, 'tablesorter-mywidget');
	   // val may be empty, so also check for your data
	   val = (v && v.hasOwnProperty('mywidget')) ? v.mywidget : '';
	   alert(val); // 'data1' if saved, or '' if not
	*/
	ts.storage = function(table, key, value, options) {
		table = $(table)[0];
		var cookieIndex, cookies, date,
			hasStorage = false,
			values = {},
			c = table.config,
			wo = c && c.widgetOptions,
			debug = ts.debug(c, 'storage'),
			storageType = (
				( options && options.storageType ) || ( wo && wo.storage_storageType )
			).toString().charAt(0).toLowerCase(),
			// deprecating "useSessionStorage"; any storageType setting overrides it
			session = storageType ? '' :
				( options && options.useSessionStorage ) || ( wo && wo.storage_useSessionStorage ),
			$table = $(table),
			// id from (1) options ID, (2) table 'data-table-group' attribute, (3) widgetOptions.storage_tableId,
			// (4) table ID, then (5) table index
			id = options && options.id ||
				$table.attr( options && options.group || wo && wo.storage_group || 'data-table-group') ||
				wo && wo.storage_tableId || table.id || $('.tablesorter').index( $table ),
			// url from (1) options url, (2) table 'data-table-page' attribute, (3) widgetOptions.storage_fixedUrl,
			// (4) table.config.fixedUrl (deprecated), then (5) window location path
			url = options && options.url ||
				$table.attr(options && options.page || wo && wo.storage_page || 'data-table-page') ||
				wo && wo.storage_fixedUrl || c && c.fixedUrl || window.location.pathname;

		// skip if using cookies
		if (storageType !== 'c') {
			storageType = (storageType === 's' || session) ? 'sessionStorage' : 'localStorage';
			// https://gist.github.com/paulirish/5558557
			if (storageType in window) {
				try {
					window[storageType].setItem('_tmptest', 'temp');
					hasStorage = true;
					window[storageType].removeItem('_tmptest');
				} catch (error) {
					console.warn( storageType + ' is not supported in this browser' );
				}
			}
		}
		if (debug) {
			console.log('Storage >> Using', hasStorage ? storageType : 'cookies');
		}
		// *** get value ***
		if ($.parseJSON) {
			if (hasStorage) {
				values = $.parseJSON( window[storageType][key] || 'null' ) || {};
			} else {
				// old browser, using cookies
				cookies = document.cookie.split(/[;\s|=]/);
				// add one to get from the key to the value
				cookieIndex = $.inArray(key, cookies) + 1;
				values = (cookieIndex !== 0) ? $.parseJSON(cookies[cookieIndex] || 'null') || {} : {};
			}
		}
		// allow value to be an empty string too
		if (typeof value !== 'undefined' && window.JSON && JSON.hasOwnProperty('stringify')) {
			// add unique identifiers = url pathname > table ID/index on page > data
			if (!values[url]) {
				values[url] = {};
			}
			values[url][id] = value;
			// *** set value ***
			if (hasStorage) {
				window[storageType][key] = JSON.stringify(values);
			} else {
				date = new Date();
				date.setTime(date.getTime() + (31536e+6)); // 365 days
				document.cookie = key + '=' + (JSON.stringify(values)).replace(/\"/g, '\"') + '; expires=' + date.toGMTString() + '; path=/';
			}
		} else {
			return values && values[url] ? values[url][id] : '';
		}
	};

})(jQuery, window, document);

/*! Widget: uitheme - updated 2018-03-18 (v2.30.0) */
;(function ($) {
	'use strict';
	var ts = $.tablesorter || {};

	ts.themes = {
		'bootstrap' : {
			table        : 'table table-bordered table-striped',
			caption      : 'caption',
			// header class names
			header       : 'bootstrap-header', // give the header a gradient background (theme.bootstrap_2.css)
			sortNone     : '',
			sortAsc      : '',
			sortDesc     : '',
			active       : '', // applied when column is sorted
			hover        : '', // custom css required - a defined bootstrap style may not override other classes
			// icon class names
			icons        : '', // add 'bootstrap-icon-white' to make them white; this icon class is added to the <i> in the header
			iconSortNone : 'bootstrap-icon-unsorted', // class name added to icon when column is not sorted
			iconSortAsc  : 'glyphicon glyphicon-chevron-up', // class name added to icon when column has ascending sort
			iconSortDesc : 'glyphicon glyphicon-chevron-down', // class name added to icon when column has descending sort
			filterRow    : '', // filter row class
			footerRow    : '',
			footerCells  : '',
			even         : '', // even row zebra striping
			odd          : ''  // odd row zebra striping
		},
		'jui' : {
			table        : 'ui-widget ui-widget-content ui-corner-all', // table classes
			caption      : 'ui-widget-content',
			// header class names
			header       : 'ui-widget-header ui-corner-all ui-state-default', // header classes
			sortNone     : '',
			sortAsc      : '',
			sortDesc     : '',
			active       : 'ui-state-active', // applied when column is sorted
			hover        : 'ui-state-hover',  // hover class
			// icon class names
			icons        : 'ui-icon', // icon class added to the <i> in the header
			iconSortNone : 'ui-icon-carat-2-n-s ui-icon-caret-2-n-s', // class name added to icon when column is not sorted
			iconSortAsc  : 'ui-icon-carat-1-n ui-icon-caret-1-n', // class name added to icon when column has ascending sort
			iconSortDesc : 'ui-icon-carat-1-s ui-icon-caret-1-s', // class name added to icon when column has descending sort
			filterRow    : '',
			footerRow    : '',
			footerCells  : '',
			even         : 'ui-widget-content', // even row zebra striping
			odd          : 'ui-state-default'   // odd row zebra striping
		}
	};

	$.extend(ts.css, {
		wrapper : 'tablesorter-wrapper' // ui theme & resizable
	});

	ts.addWidget({
		id: 'uitheme',
		priority: 10,
		format: function(table, c, wo) {
			var i, tmp, hdr, icon, time, $header, $icon, $tfoot, $h, oldtheme, oldremove, oldIconRmv, hasOldTheme,
				themesAll = ts.themes,
				$table = c.$table.add( $( c.namespace + '_extra_table' ) ),
				$headers = c.$headers.add( $( c.namespace + '_extra_headers' ) ),
				theme = c.theme || 'jui',
				themes = themesAll[theme] || {},
				remove = $.trim( [ themes.sortNone, themes.sortDesc, themes.sortAsc, themes.active ].join( ' ' ) ),
				iconRmv = $.trim( [ themes.iconSortNone, themes.iconSortDesc, themes.iconSortAsc ].join( ' ' ) ),
				debug = ts.debug(c, 'uitheme');
			if (debug) { time = new Date(); }
			// initialization code - run once
			if (!$table.hasClass('tablesorter-' + theme) || c.theme !== c.appliedTheme || !wo.uitheme_applied) {
				wo.uitheme_applied = true;
				oldtheme = themesAll[c.appliedTheme] || {};
				hasOldTheme = !$.isEmptyObject(oldtheme);
				oldremove =  hasOldTheme ? [ oldtheme.sortNone, oldtheme.sortDesc, oldtheme.sortAsc, oldtheme.active ].join( ' ' ) : '';
				oldIconRmv = hasOldTheme ? [ oldtheme.iconSortNone, oldtheme.iconSortDesc, oldtheme.iconSortAsc ].join( ' ' ) : '';
				if (hasOldTheme) {
					wo.zebra[0] = $.trim( ' ' + wo.zebra[0].replace(' ' + oldtheme.even, '') );
					wo.zebra[1] = $.trim( ' ' + wo.zebra[1].replace(' ' + oldtheme.odd, '') );
					c.$tbodies.children().removeClass( [ oldtheme.even, oldtheme.odd ].join(' ') );
				}
				// update zebra stripes
				if (themes.even) { wo.zebra[0] += ' ' + themes.even; }
				if (themes.odd) { wo.zebra[1] += ' ' + themes.odd; }
				// add caption style
				$table.children('caption')
					.removeClass(oldtheme.caption || '')
					.addClass(themes.caption);
				// add table/footer class names
				$tfoot = $table
					// remove other selected themes
					.removeClass( (c.appliedTheme ? 'tablesorter-' + (c.appliedTheme || '') : '') + ' ' + (oldtheme.table || '') )
					.addClass('tablesorter-' + theme + ' ' + (themes.table || '')) // add theme widget class name
					.children('tfoot');
				c.appliedTheme = c.theme;

				if ($tfoot.length) {
					$tfoot
						// if oldtheme.footerRow or oldtheme.footerCells are undefined, all class names are removed
						.children('tr').removeClass(oldtheme.footerRow || '').addClass(themes.footerRow)
						.children('th, td').removeClass(oldtheme.footerCells || '').addClass(themes.footerCells);
				}
				// update header classes
				$headers
					.removeClass( (hasOldTheme ? [ oldtheme.header, oldtheme.hover, oldremove ].join(' ') : '') || '' )
					.addClass(themes.header)
					.not('.sorter-false')
					.unbind('mouseenter.tsuitheme mouseleave.tsuitheme')
					.bind('mouseenter.tsuitheme mouseleave.tsuitheme', function(event) {
						// toggleClass with switch added in jQuery 1.3
						$(this)[ event.type === 'mouseenter' ? 'addClass' : 'removeClass' ](themes.hover || '');
					});

				$headers.each(function() {
					var $this = $(this);
					if (!$this.find('.' + ts.css.wrapper).length) {
						// Firefox needs this inner div to position the icon & resizer correctly
						$this.wrapInner('<div class="' + ts.css.wrapper + '" style="position:relative;height:100%;width:100%"></div>');
					}
				});
				if (c.cssIcon) {
					// if c.cssIcon is '', then no <i> is added to the header
					$headers
						.find('.' + ts.css.icon)
						.removeClass(hasOldTheme ? [ oldtheme.icons, oldIconRmv ].join(' ') : '')
						.addClass(themes.icons || '');
				}
				// filter widget initializes after uitheme
				if (ts.hasWidget( c.table, 'filter' )) {
					tmp = function() {
						$table.children('thead').children('.' + ts.css.filterRow)
							.removeClass(hasOldTheme ? oldtheme.filterRow || '' : '')
							.addClass(themes.filterRow || '');
					};
					if (wo.filter_initialized) {
						tmp();
					} else {
						$table.one('filterInit', function() {
							tmp();
						});
					}
				}
			}
			for (i = 0; i < c.columns; i++) {
				$header = c.$headers
					.add($(c.namespace + '_extra_headers'))
					.not('.sorter-false')
					.filter('[data-column="' + i + '"]');
				$icon = (ts.css.icon) ? $header.find('.' + ts.css.icon) : $();
				$h = $headers.not('.sorter-false').filter('[data-column="' + i + '"]:last');
				if ($h.length) {
					$header.removeClass(remove);
					$icon.removeClass(iconRmv);
					if ($h[0].sortDisabled) {
						// no sort arrows for disabled columns!
						$icon.removeClass(themes.icons || '');
					} else {
						hdr = themes.sortNone;
						icon = themes.iconSortNone;
						if ($h.hasClass(ts.css.sortAsc)) {
							hdr = [ themes.sortAsc, themes.active ].join(' ');
							icon = themes.iconSortAsc;
						} else if ($h.hasClass(ts.css.sortDesc)) {
							hdr = [ themes.sortDesc, themes.active ].join(' ');
							icon = themes.iconSortDesc;
						}
						$header.addClass(hdr);
						$icon.addClass(icon || '');
					}
				}
			}
			if (debug) {
				console.log('uitheme >> Applied ' + theme + ' theme' + ts.benchmark(time));
			}
		},
		remove: function(table, c, wo, refreshing) {
			if (!wo.uitheme_applied) { return; }
			var $table = c.$table,
				theme = c.appliedTheme || 'jui',
				themes = ts.themes[ theme ] || ts.themes.jui,
				$headers = $table.children('thead').children(),
				remove = themes.sortNone + ' ' + themes.sortDesc + ' ' + themes.sortAsc,
				iconRmv = themes.iconSortNone + ' ' + themes.iconSortDesc + ' ' + themes.iconSortAsc;
			$table.removeClass('tablesorter-' + theme + ' ' + themes.table);
			wo.uitheme_applied = false;
			if (refreshing) { return; }
			$table.find(ts.css.header).removeClass(themes.header);
			$headers
				.unbind('mouseenter.tsuitheme mouseleave.tsuitheme') // remove hover
				.removeClass(themes.hover + ' ' + remove + ' ' + themes.active)
				.filter('.' + ts.css.filterRow)
				.removeClass(themes.filterRow);
			$headers.find('.' + ts.css.icon).removeClass(themes.icons + ' ' + iconRmv);
		}
	});

})(jQuery);

/*! Widget: columns - updated 5/24/2017 (v2.28.11) */
;(function ($) {
	'use strict';
	var ts = $.tablesorter || {};

	ts.addWidget({
		id: 'columns',
		priority: 65,
		options : {
			columns : [ 'primary', 'secondary', 'tertiary' ]
		},
		format: function(table, c, wo) {
			var $tbody, tbodyIndex, $rows, rows, $row, $cells, remove, indx,
			$table = c.$table,
			$tbodies = c.$tbodies,
			sortList = c.sortList,
			len = sortList.length,
			// removed c.widgetColumns support
			css = wo && wo.columns || [ 'primary', 'secondary', 'tertiary' ],
			last = css.length - 1;
			remove = css.join(' ');
			// check if there is a sort (on initialization there may not be one)
			for (tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
				$tbody = ts.processTbody(table, $tbodies.eq(tbodyIndex), true); // detach tbody
				$rows = $tbody.children('tr');
				// loop through the visible rows
				$rows.each(function() {
					$row = $(this);
					if (this.style.display !== 'none') {
						// remove all columns class names
						$cells = $row.children().removeClass(remove);
						// add appropriate column class names
						if (sortList && sortList[0]) {
							// primary sort column class
							$cells.eq(sortList[0][0]).addClass(css[0]);
							if (len > 1) {
								for (indx = 1; indx < len; indx++) {
									// secondary, tertiary, etc sort column classes
									$cells.eq(sortList[indx][0]).addClass( css[indx] || css[last] );
								}
							}
						}
					}
				});
				ts.processTbody(table, $tbody, false);
			}
			// add classes to thead and tfoot
			rows = wo.columns_thead !== false ? [ 'thead tr' ] : [];
			if (wo.columns_tfoot !== false) {
				rows.push('tfoot tr');
			}
			if (rows.length) {
				$rows = $table.find( rows.join(',') ).children().removeClass(remove);
				if (len) {
					for (indx = 0; indx < len; indx++) {
						// add primary. secondary, tertiary, etc sort column classes
						$rows.filter('[data-column="' + sortList[indx][0] + '"]').addClass(css[indx] || css[last]);
					}
				}
			}
		},
		remove: function(table, c, wo) {
			var tbodyIndex, $tbody,
				$tbodies = c.$tbodies,
				remove = (wo.columns || [ 'primary', 'secondary', 'tertiary' ]).join(' ');
			c.$headers.removeClass(remove);
			c.$table.children('tfoot').children('tr').children('th, td').removeClass(remove);
			for (tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
				$tbody = ts.processTbody(table, $tbodies.eq(tbodyIndex), true); // remove tbody
				$tbody.children('tr').each(function() {
					$(this).children().removeClass(remove);
				});
				ts.processTbody(table, $tbody, false); // restore tbody
			}
		}
	});

})(jQuery);

/*! Widget: filter - updated 2018-03-18 (v2.30.0) *//*
 * Requires tablesorter v2.8+ and jQuery 1.7+
 * by Rob Garrison
 */
;( function ( $ ) {
	'use strict';
	var tsf, tsfRegex,
		ts = $.tablesorter || {},
		tscss = ts.css,
		tskeyCodes = ts.keyCodes;

	$.extend( tscss, {
		filterRow      : 'tablesorter-filter-row',
		filter         : 'tablesorter-filter',
		filterDisabled : 'disabled',
		filterRowHide  : 'hideme'
	});

	$.extend( tskeyCodes, {
		backSpace : 8,
		escape : 27,
		space : 32,
		left : 37,
		down : 40
	});

	ts.addWidget({
		id: 'filter',
		priority: 50,
		options : {
			filter_cellFilter    : '',    // css class name added to the filter cell ( string or array )
			filter_childRows     : false, // if true, filter includes child row content in the search
			filter_childByColumn : false, // ( filter_childRows must be true ) if true = search child rows by column; false = search all child row text grouped
			filter_childWithSibs : true,  // if true, include matching child row siblings
			filter_columnAnyMatch: true,  // if true, allows using '#:{query}' in AnyMatch searches ( column:query )
			filter_columnFilters : true,  // if true, a filter will be added to the top of each table column
			filter_cssFilter     : '',    // css class name added to the filter row & each input in the row ( tablesorter-filter is ALWAYS added )
			filter_defaultAttrib : 'data-value', // data attribute in the header cell that contains the default filter value
			filter_defaultFilter : {},    // add a default column filter type '~{query}' to make fuzzy searches default; '{q1} AND {q2}' to make all searches use a logical AND.
			filter_excludeFilter : {},    // filters to exclude, per column
			filter_external      : '',    // jQuery selector string ( or jQuery object ) of external filters
			filter_filteredRow   : 'filtered', // class added to filtered rows; define in css with "display:none" to hide the filtered-out rows
			filter_filterLabel   : 'Filter "{{label}}" column by...', // Aria-label added to filter input/select; see #1495
			filter_formatter     : null,  // add custom filter elements to the filter row
			filter_functions     : null,  // add custom filter functions using this option
			filter_hideEmpty     : true,  // hide filter row when table is empty
			filter_hideFilters   : false, // collapse filter row when mouse leaves the area
			filter_ignoreCase    : true,  // if true, make all searches case-insensitive
			filter_liveSearch    : true,  // if true, search column content while the user types ( with a delay )
			filter_matchType     : { 'input': 'exact', 'select': 'exact' }, // global query settings ('exact' or 'match'); overridden by "filter-match" or "filter-exact" class
			filter_onlyAvail     : 'filter-onlyAvail', // a header with a select dropdown & this class name will only show available ( visible ) options within the drop down
			filter_placeholder   : { search : '', select : '' }, // default placeholder text ( overridden by any header 'data-placeholder' setting )
			filter_reset         : null,  // jQuery selector string of an element used to reset the filters
			filter_resetOnEsc    : true,  // Reset filter input when the user presses escape - normalized across browsers
			filter_saveFilters   : false, // Use the $.tablesorter.storage utility to save the most recent filters
			filter_searchDelay   : 300,   // typing delay in milliseconds before starting a search
			filter_searchFiltered: true,  // allow searching through already filtered rows in special circumstances; will speed up searching in large tables if true
			filter_selectSource  : null,  // include a function to return an array of values to be added to the column filter select
			filter_selectSourceSeparator : '|', // filter_selectSource array text left of the separator is added to the option value, right into the option text
			filter_serversideFiltering : false, // if true, must perform server-side filtering b/c client-side filtering is disabled, but the ui and events will still be used.
			filter_startsWith    : false, // if true, filter start from the beginning of the cell contents
			filter_useParsedData : false  // filter all data using parsed content
		},
		format: function( table, c, wo ) {
			if ( !c.$table.hasClass( 'hasFilters' ) ) {
				tsf.init( table, c, wo );
			}
		},
		remove: function( table, c, wo, refreshing ) {
			var tbodyIndex, $tbody,
				$table = c.$table,
				$tbodies = c.$tbodies,
				events = (
					'addRows updateCell update updateRows updateComplete appendCache filterReset ' +
					'filterAndSortReset filterFomatterUpdate filterEnd search stickyHeadersInit '
				).split( ' ' ).join( c.namespace + 'filter ' );
			$table
				.removeClass( 'hasFilters' )
				// add filter namespace to all BUT search
				.unbind( events.replace( ts.regex.spaces, ' ' ) )
				// remove the filter row even if refreshing, because the column might have been moved
				.find( '.' + tscss.filterRow ).remove();
			wo.filter_initialized = false;
			if ( refreshing ) { return; }
			for ( tbodyIndex = 0; tbodyIndex < $tbodies.length; tbodyIndex++ ) {
				$tbody = ts.processTbody( table, $tbodies.eq( tbodyIndex ), true ); // remove tbody
				$tbody.children().removeClass( wo.filter_filteredRow ).show();
				ts.processTbody( table, $tbody, false ); // restore tbody
			}
			if ( wo.filter_reset ) {
				$( document ).undelegate( wo.filter_reset, 'click' + c.namespace + 'filter' );
			}
		}
	});

	tsf = ts.filter = {

		// regex used in filter 'check' functions - not for general use and not documented
		regex: {
			regex     : /^\/((?:\\\/|[^\/])+)\/([migyu]{0,5})?$/, // regex to test for regex
			child     : /tablesorter-childRow/, // child row class name; this gets updated in the script
			filtered  : /filtered/, // filtered (hidden) row class name; updated in the script
			type      : /undefined|number/, // check type
			exact     : /(^[\"\'=]+)|([\"\'=]+$)/g, // exact match (allow '==')
			operators : /[<>=]/g, // replace operators
			query     : '(q|query)', // replace filter queries
			wild01    : /\?/g, // wild card match 0 or 1
			wild0More : /\*/g, // wild care match 0 or more
			quote     : /\"/g,
			isNeg1    : /(>=?\s*-\d)/,
			isNeg2    : /(<=?\s*\d)/
		},
		// function( c, data ) { }
		// c = table.config
		// data.$row = jQuery object of the row currently being processed
		// data.$cells = jQuery object of all cells within the current row
		// data.filters = array of filters for all columns ( some may be undefined )
		// data.filter = filter for the current column
		// data.iFilter = same as data.filter, except lowercase ( if wo.filter_ignoreCase is true )
		// data.exact = table cell text ( or parsed data if column parser enabled; may be a number & not a string )
		// data.iExact = same as data.exact, except lowercase ( if wo.filter_ignoreCase is true; may be a number & not a string )
		// data.cache = table cell text from cache, so it has been parsed ( & in all lower case if c.ignoreCase is true )
		// data.cacheArray = An array of parsed content from each table cell in the row being processed
		// data.index = column index; table = table element ( DOM )
		// data.parsed = array ( by column ) of boolean values ( from filter_useParsedData or 'filter-parsed' class )
		types: {
			or : function( c, data, vars ) {
				// look for "|", but not if it is inside of a regular expression
				if ( ( tsfRegex.orTest.test( data.iFilter ) || tsfRegex.orSplit.test( data.filter ) ) &&
					// this test for regex has potential to slow down the overall search
					!tsfRegex.regex.test( data.filter ) ) {
					var indx, filterMatched, query, regex,
						// duplicate data but split filter
						data2 = $.extend( {}, data ),
						filter = data.filter.split( tsfRegex.orSplit ),
						iFilter = data.iFilter.split( tsfRegex.orSplit ),
						len = filter.length;
					for ( indx = 0; indx < len; indx++ ) {
						data2.nestedFilters = true;
						data2.filter = '' + ( tsf.parseFilter( c, filter[ indx ], data ) || '' );
						data2.iFilter = '' + ( tsf.parseFilter( c, iFilter[ indx ], data ) || '' );
						query = '(' + ( tsf.parseFilter( c, data2.filter, data ) || '' ) + ')';
						try {
							// use try/catch, because query may not be a valid regex if "|" is contained within a partial regex search,
							// e.g "/(Alex|Aar" -> Uncaught SyntaxError: Invalid regular expression: /(/(Alex)/: Unterminated group
							regex = new RegExp( data.isMatch ? query : '^' + query + '$', c.widgetOptions.filter_ignoreCase ? 'i' : '' );
							// filterMatched = data2.filter === '' && indx > 0 ? true
							// look for an exact match with the 'or' unless the 'filter-match' class is found
							filterMatched = regex.test( data2.exact ) || tsf.processTypes( c, data2, vars );
							if ( filterMatched ) {
								return filterMatched;
							}
						} catch ( error ) {
							return null;
						}
					}
					// may be null from processing types
					return filterMatched || false;
				}
				return null;
			},
			// Look for an AND or && operator ( logical and )
			and : function( c, data, vars ) {
				if ( tsfRegex.andTest.test( data.filter ) ) {
					var indx, filterMatched, result, query, regex,
						// duplicate data but split filter
						data2 = $.extend( {}, data ),
						filter = data.filter.split( tsfRegex.andSplit ),
						iFilter = data.iFilter.split( tsfRegex.andSplit ),
						len = filter.length;
					for ( indx = 0; indx < len; indx++ ) {
						data2.nestedFilters = true;
						data2.filter = '' + ( tsf.parseFilter( c, filter[ indx ], data ) || '' );
						data2.iFilter = '' + ( tsf.parseFilter( c, iFilter[ indx ], data ) || '' );
						query = ( '(' + ( tsf.parseFilter( c, data2.filter, data ) || '' ) + ')' )
							// replace wild cards since /(a*)/i will match anything
							.replace( tsfRegex.wild01, '\\S{1}' ).replace( tsfRegex.wild0More, '\\S*' );
						try {
							// use try/catch just in case RegExp is invalid
							regex = new RegExp( data.isMatch ? query : '^' + query + '$', c.widgetOptions.filter_ignoreCase ? 'i' : '' );
							// look for an exact match with the 'and' unless the 'filter-match' class is found
							result = ( regex.test( data2.exact ) || tsf.processTypes( c, data2, vars ) );
							if ( indx === 0 ) {
								filterMatched = result;
							} else {
								filterMatched = filterMatched && result;
							}
						} catch ( error ) {
							return null;
						}
					}
					// may be null from processing types
					return filterMatched || false;
				}
				return null;
			},
			// Look for regex
			regex: function( c, data ) {
				if ( tsfRegex.regex.test( data.filter ) ) {
					var matches,
						// cache regex per column for optimal speed
						regex = data.filter_regexCache[ data.index ] || tsfRegex.regex.exec( data.filter ),
						isRegex = regex instanceof RegExp;
					try {
						if ( !isRegex ) {
							// force case insensitive search if ignoreCase option set?
							// if ( c.ignoreCase && !regex[2] ) { regex[2] = 'i'; }
							data.filter_regexCache[ data.index ] = regex = new RegExp( regex[1], regex[2] );
						}
						matches = regex.test( data.exact );
					} catch ( error ) {
						matches = false;
					}
					return matches;
				}
				return null;
			},
			// Look for operators >, >=, < or <=
			operators: function( c, data ) {
				// ignore empty strings... because '' < 10 is true
				if ( tsfRegex.operTest.test( data.iFilter ) && data.iExact !== '' ) {
					var cachedValue, result, txt,
						table = c.table,
						parsed = data.parsed[ data.index ],
						query = ts.formatFloat( data.iFilter.replace( tsfRegex.operators, '' ), table ),
						parser = c.parsers[ data.index ] || {},
						savedSearch = query;
					// parse filter value in case we're comparing numbers ( dates )
					if ( parsed || parser.type === 'numeric' ) {
						txt = $.trim( '' + data.iFilter.replace( tsfRegex.operators, '' ) );
						result = tsf.parseFilter( c, txt, data, true );
						query = ( typeof result === 'number' && result !== '' && !isNaN( result ) ) ? result : query;
					}
					// iExact may be numeric - see issue #149;
					// check if cached is defined, because sometimes j goes out of range? ( numeric columns )
					if ( ( parsed || parser.type === 'numeric' ) && !isNaN( query ) &&
						typeof data.cache !== 'undefined' ) {
						cachedValue = data.cache;
					} else {
						txt = isNaN( data.iExact ) ? data.iExact.replace( ts.regex.nondigit, '' ) : data.iExact;
						cachedValue = ts.formatFloat( txt, table );
					}
					if ( tsfRegex.gtTest.test( data.iFilter ) ) {
						result = tsfRegex.gteTest.test( data.iFilter ) ? cachedValue >= query : cachedValue > query;
					} else if ( tsfRegex.ltTest.test( data.iFilter ) ) {
						result = tsfRegex.lteTest.test( data.iFilter ) ? cachedValue <= query : cachedValue < query;
					}
					// keep showing all rows if nothing follows the operator
					if ( !result && savedSearch === '' ) {
						result = true;
					}
					return result;
				}
				return null;
			},
			// Look for a not match
			notMatch: function( c, data ) {
				if ( tsfRegex.notTest.test( data.iFilter ) ) {
					var indx,
						txt = data.iFilter.replace( '!', '' ),
						filter = tsf.parseFilter( c, txt, data ) || '';
					if ( tsfRegex.exact.test( filter ) ) {
						// look for exact not matches - see #628
						filter = filter.replace( tsfRegex.exact, '' );
						return filter === '' ? true : $.trim( filter ) !== data.iExact;
					} else {
						indx = data.iExact.search( $.trim( filter ) );
						return filter === '' ? true :
							// return true if not found
							data.anyMatch ? indx < 0 :
							// return false if found
							!( c.widgetOptions.filter_startsWith ? indx === 0 : indx >= 0 );
					}
				}
				return null;
			},
			// Look for quotes or equals to get an exact match; ignore type since iExact could be numeric
			exact: function( c, data ) {
				/*jshint eqeqeq:false */
				if ( tsfRegex.exact.test( data.iFilter ) ) {
					var txt = data.iFilter.replace( tsfRegex.exact, '' ),
						filter = tsf.parseFilter( c, txt, data ) || '';
					// eslint-disable-next-line eqeqeq
					return data.anyMatch ? $.inArray( filter, data.rowArray ) >= 0 : filter == data.iExact;
				}
				return null;
			},
			// Look for a range ( using ' to ' or ' - ' ) - see issue #166; thanks matzhu!
			range : function( c, data ) {
				if ( tsfRegex.toTest.test( data.iFilter ) ) {
					var result, tmp, range1, range2,
						table = c.table,
						index = data.index,
						parsed = data.parsed[index],
						// make sure the dash is for a range and not indicating a negative number
						query = data.iFilter.split( tsfRegex.toSplit );

					tmp = query[0].replace( ts.regex.nondigit, '' ) || '';
					range1 = ts.formatFloat( tsf.parseFilter( c, tmp, data ), table );
					tmp = query[1].replace( ts.regex.nondigit, '' ) || '';
					range2 = ts.formatFloat( tsf.parseFilter( c, tmp, data ), table );
					// parse filter value in case we're comparing numbers ( dates )
					if ( parsed || c.parsers[ index ].type === 'numeric' ) {
						result = c.parsers[ index ].format( '' + query[0], table, c.$headers.eq( index ), index );
						range1 = ( result !== '' && !isNaN( result ) ) ? result : range1;
						result = c.parsers[ index ].format( '' + query[1], table, c.$headers.eq( index ), index );
						range2 = ( result !== '' && !isNaN( result ) ) ? result : range2;
					}
					if ( ( parsed || c.parsers[ index ].type === 'numeric' ) && !isNaN( range1 ) && !isNaN( range2 ) ) {
						result = data.cache;
					} else {
						tmp = isNaN( data.iExact ) ? data.iExact.replace( ts.regex.nondigit, '' ) : data.iExact;
						result = ts.formatFloat( tmp, table );
					}
					if ( range1 > range2 ) {
						tmp = range1; range1 = range2; range2 = tmp; // swap
					}
					return ( result >= range1 && result <= range2 ) || ( range1 === '' || range2 === '' );
				}
				return null;
			},
			// Look for wild card: ? = single, * = multiple, or | = logical OR
			wild : function( c, data ) {
				if ( tsfRegex.wildOrTest.test( data.iFilter ) ) {
					var query = '' + ( tsf.parseFilter( c, data.iFilter, data ) || '' );
					// look for an exact match with the 'or' unless the 'filter-match' class is found
					if ( !tsfRegex.wildTest.test( query ) && data.nestedFilters ) {
						query = data.isMatch ? query : '^(' + query + ')$';
					}
					// parsing the filter may not work properly when using wildcards =/
					try {
						return new RegExp(
							query.replace( tsfRegex.wild01, '\\S{1}' ).replace( tsfRegex.wild0More, '\\S*' ),
							c.widgetOptions.filter_ignoreCase ? 'i' : ''
						)
						.test( data.exact );
					} catch ( error ) {
						return null;
					}
				}
				return null;
			},
			// fuzzy text search; modified from https://github.com/mattyork/fuzzy ( MIT license )
			fuzzy: function( c, data ) {
				if ( tsfRegex.fuzzyTest.test( data.iFilter ) ) {
					var indx,
						patternIndx = 0,
						len = data.iExact.length,
						txt = data.iFilter.slice( 1 ),
						pattern = tsf.parseFilter( c, txt, data ) || '';
					for ( indx = 0; indx < len; indx++ ) {
						if ( data.iExact[ indx ] === pattern[ patternIndx ] ) {
							patternIndx += 1;
						}
					}
					return patternIndx === pattern.length;
				}
				return null;
			}
		},
		init: function( table ) {
			// filter language options
			ts.language = $.extend( true, {}, {
				to  : 'to',
				or  : 'or',
				and : 'and'
			}, ts.language );

			var options, string, txt, $header, column, val, fxn, noSelect,
				c = table.config,
				wo = c.widgetOptions,
				processStr = function(prefix, str, suffix) {
					str = str.trim();
					// don't include prefix/suffix if str is empty
					return str === '' ? '' : (prefix || '') + str + (suffix || '');
				};
			c.$table.addClass( 'hasFilters' );
			c.lastSearch = [];

			// define timers so using clearTimeout won't cause an undefined error
			wo.filter_searchTimer = null;
			wo.filter_initTimer = null;
			wo.filter_formatterCount = 0;
			wo.filter_formatterInit = [];
			wo.filter_anyColumnSelector = '[data-column="all"],[data-column="any"]';
			wo.filter_multipleColumnSelector = '[data-column*="-"],[data-column*=","]';

			val = '\\{' + tsfRegex.query + '\\}';
			$.extend( tsfRegex, {
				child : new RegExp( c.cssChildRow ),
				filtered : new RegExp( wo.filter_filteredRow ),
				alreadyFiltered : new RegExp( '(\\s+(-' + processStr('|', ts.language.or) + processStr('|', ts.language.to) + ')\\s+)', 'i' ),
				toTest : new RegExp( '\\s+(-' + processStr('|', ts.language.to) + ')\\s+', 'i' ),
				toSplit : new RegExp( '(?:\\s+(?:-' + processStr('|', ts.language.to) + ')\\s+)', 'gi' ),
				andTest : new RegExp( '\\s+(' + processStr('', ts.language.and, '|') + '&&)\\s+', 'i' ),
				andSplit : new RegExp( '(?:\\s+(?:' + processStr('', ts.language.and, '|') + '&&)\\s+)', 'gi' ),
				orTest : new RegExp( '(\\|' + processStr('|\\s+', ts.language.or, '\\s+') + ')', 'i' ),
				orSplit : new RegExp( '(?:\\|' + processStr('|\\s+(?:', ts.language.or, ')\\s+') + ')', 'gi' ),
				iQuery : new RegExp( val, 'i' ),
				igQuery : new RegExp( val, 'ig' ),
				operTest : /^[<>]=?/,
				gtTest  : />/,
				gteTest : />=/,
				ltTest  : /</,
				lteTest : /<=/,
				notTest : /^\!/,
				wildOrTest : /[\?\*\|]/,
				wildTest : /\?\*/,
				fuzzyTest : /^~/,
				exactTest : /[=\"\|!]/
			});

			// don't build filter row if columnFilters is false or all columns are set to 'filter-false'
			// see issue #156
			val = c.$headers.filter( '.filter-false, .parser-false' ).length;
			if ( wo.filter_columnFilters !== false && val !== c.$headers.length ) {
				// build filter row
				tsf.buildRow( table, c, wo );
			}

			txt = 'addRows updateCell update updateRows updateComplete appendCache filterReset ' +
				'filterAndSortReset filterResetSaved filterEnd search '.split( ' ' ).join( c.namespace + 'filter ' );
			c.$table.bind( txt, function( event, filter ) {
				val = wo.filter_hideEmpty &&
					$.isEmptyObject( c.cache ) &&
					!( c.delayInit && event.type === 'appendCache' );
				// hide filter row using the 'filtered' class name
				c.$table.find( '.' + tscss.filterRow ).toggleClass( wo.filter_filteredRow, val ); // fixes #450
				if ( !/(search|filter)/.test( event.type ) ) {
					event.stopPropagation();
					tsf.buildDefault( table, true );
				}
				// Add filterAndSortReset - see #1361
				if ( event.type === 'filterReset' || event.type === 'filterAndSortReset' ) {
					c.$table.find( '.' + tscss.filter ).add( wo.filter_$externalFilters ).val( '' );
					if ( event.type === 'filterAndSortReset' ) {
						ts.sortReset( this.config, function() {
							tsf.searching( table, [] );
						});
					} else {
						tsf.searching( table, [] );
					}
				} else if ( event.type === 'filterResetSaved' ) {
					ts.storage( table, 'tablesorter-filters', '' );
				} else if ( event.type === 'filterEnd' ) {
					tsf.buildDefault( table, true );
				} else {
					// send false argument to force a new search; otherwise if the filter hasn't changed,
					// it will return
					filter = event.type === 'search' ? filter :
						event.type === 'updateComplete' ? c.$table.data( 'lastSearch' ) : '';
					if ( /(update|add)/.test( event.type ) && event.type !== 'updateComplete' ) {
						// force a new search since content has changed
						c.lastCombinedFilter = null;
						c.lastSearch = [];
						// update filterFormatters after update (& small delay) - Fixes #1237
						setTimeout(function() {
							c.$table.triggerHandler( 'filterFomatterUpdate' );
						}, 100);
					}
					// pass true ( skipFirst ) to prevent the tablesorter.setFilters function from skipping the first
					// input ensures all inputs are updated when a search is triggered on the table
					// $( 'table' ).trigger( 'search', [...] );
					tsf.searching( table, filter, true );
				}
				return false;
			});

			// reset button/link
			if ( wo.filter_reset ) {
				if ( wo.filter_reset instanceof $ ) {
					// reset contains a jQuery object, bind to it
					wo.filter_reset.click( function() {
						c.$table.triggerHandler( 'filterReset' );
					});
				} else if ( $( wo.filter_reset ).length ) {
					// reset is a jQuery selector, use event delegation
					$( document )
						.undelegate( wo.filter_reset, 'click' + c.namespace + 'filter' )
						.delegate( wo.filter_reset, 'click' + c.namespace + 'filter', function() {
							// trigger a reset event, so other functions ( filter_formatter ) know when to reset
							c.$table.triggerHandler( 'filterReset' );
						});
				}
			}
			if ( wo.filter_functions ) {
				for ( column = 0; column < c.columns; column++ ) {
					fxn = ts.getColumnData( table, wo.filter_functions, column );
					if ( fxn ) {
						// remove 'filter-select' from header otherwise the options added here are replaced with
						// all options
						$header = c.$headerIndexed[ column ].removeClass( 'filter-select' );
						// don't build select if 'filter-false' or 'parser-false' set
						noSelect = !( $header.hasClass( 'filter-false' ) || $header.hasClass( 'parser-false' ) );
						options = '';
						if ( fxn === true && noSelect ) {
							tsf.buildSelect( table, column );
						} else if ( typeof fxn === 'object' && noSelect ) {
							// add custom drop down list
							for ( string in fxn ) {
								if ( typeof string === 'string' ) {
									options += options === '' ?
										'<option value="">' +
											( $header.data( 'placeholder' ) ||
												$header.attr( 'data-placeholder' ) ||
												wo.filter_placeholder.select ||
												''
											) +
										'</option>' : '';
									val = string;
									txt = string;
									if ( string.indexOf( wo.filter_selectSourceSeparator ) >= 0 ) {
										val = string.split( wo.filter_selectSourceSeparator );
										txt = val[1];
										val = val[0];
									}
									options += '<option ' +
										( txt === val ? '' : 'data-function-name="' + string + '" ' ) +
										'value="' + val + '">' + txt + '</option>';
								}
							}
							c.$table
								.find( 'thead' )
								.find( 'select.' + tscss.filter + '[data-column="' + column + '"]' )
								.append( options );
							txt = wo.filter_selectSource;
							fxn = typeof txt === 'function' ? true : ts.getColumnData( table, txt, column );
							if ( fxn ) {
								// updating so the extra options are appended
								tsf.buildSelect( c.table, column, '', true, $header.hasClass( wo.filter_onlyAvail ) );
							}
						}
					}
				}
			}
			// not really updating, but if the column has both the 'filter-select' class &
			// filter_functions set to true, it would append the same options twice.
			tsf.buildDefault( table, true );

			tsf.bindSearch( table, c.$table.find( '.' + tscss.filter ), true );
			if ( wo.filter_external ) {
				tsf.bindSearch( table, wo.filter_external );
			}

			if ( wo.filter_hideFilters ) {
				tsf.hideFilters( c );
			}

			// show processing icon
			if ( c.showProcessing ) {
				txt = 'filterStart filterEnd '.split( ' ' ).join( c.namespace + 'filter-sp ' );
				c.$table
					.unbind( txt.replace( ts.regex.spaces, ' ' ) )
					.bind( txt, function( event, columns ) {
					// only add processing to certain columns to all columns
					$header = ( columns ) ?
						c.$table
							.find( '.' + tscss.header )
							.filter( '[data-column]' )
							.filter( function() {
								return columns[ $( this ).data( 'column' ) ] !== '';
							}) : '';
					ts.isProcessing( table, event.type === 'filterStart', columns ? $header : '' );
				});
			}

			// set filtered rows count ( intially unfiltered )
			c.filteredRows = c.totalRows;

			// add default values
			txt = 'tablesorter-initialized pagerBeforeInitialized '.split( ' ' ).join( c.namespace + 'filter ' );
			c.$table
			.unbind( txt.replace( ts.regex.spaces, ' ' ) )
			.bind( txt, function() {
				tsf.completeInit( this );
			});
			// if filter widget is added after pager has initialized; then set filter init flag
			if ( c.pager && c.pager.initialized && !wo.filter_initialized ) {
				c.$table.triggerHandler( 'filterFomatterUpdate' );
				setTimeout( function() {
					tsf.filterInitComplete( c );
				}, 100 );
			} else if ( !wo.filter_initialized ) {
				tsf.completeInit( table );
			}
		},
		completeInit: function( table ) {
			// redefine 'c' & 'wo' so they update properly inside this callback
			var c = table.config,
				wo = c.widgetOptions,
				filters = tsf.setDefaults( table, c, wo ) || [];
			if ( filters.length ) {
				// prevent delayInit from triggering a cache build if filters are empty
				if ( !( c.delayInit && filters.join( '' ) === '' ) ) {
					ts.setFilters( table, filters, true );
				}
			}
			c.$table.triggerHandler( 'filterFomatterUpdate' );
			// trigger init after setTimeout to prevent multiple filterStart/End/Init triggers
			setTimeout( function() {
				if ( !wo.filter_initialized ) {
					tsf.filterInitComplete( c );
				}
			}, 100 );
		},

		// $cell parameter, but not the config, is passed to the filter_formatters,
		// so we have to work with it instead
		formatterUpdated: function( $cell, column ) {
			// prevent error if $cell is undefined - see #1056
			var $table = $cell && $cell.closest( 'table' );
			var config = $table.length && $table[0].config,
				wo = config && config.widgetOptions;
			if ( wo && !wo.filter_initialized ) {
				// add updates by column since this function
				// may be called numerous times before initialization
				wo.filter_formatterInit[ column ] = 1;
			}
		},
		filterInitComplete: function( c ) {
			var indx, len,
				wo = c.widgetOptions,
				count = 0,
				completed = function() {
					wo.filter_initialized = true;
					// update lastSearch - it gets cleared often
					c.lastSearch = c.$table.data( 'lastSearch' );
					c.$table.triggerHandler( 'filterInit', c );
					tsf.findRows( c.table, c.lastSearch || [] );
					if (ts.debug(c, 'filter')) {
						console.log('Filter >> Widget initialized');
					}
				};
			if ( $.isEmptyObject( wo.filter_formatter ) ) {
				completed();
			} else {
				len = wo.filter_formatterInit.length;
				for ( indx = 0; indx < len; indx++ ) {
					if ( wo.filter_formatterInit[ indx ] === 1 ) {
						count++;
					}
				}
				clearTimeout( wo.filter_initTimer );
				if ( !wo.filter_initialized && count === wo.filter_formatterCount ) {
					// filter widget initialized
					completed();
				} else if ( !wo.filter_initialized ) {
					// fall back in case a filter_formatter doesn't call
					// $.tablesorter.filter.formatterUpdated( $cell, column ), and the count is off
					wo.filter_initTimer = setTimeout( function() {
						completed();
					}, 500 );
				}
			}
		},
		// encode or decode filters for storage; see #1026
		processFilters: function( filters, encode ) {
			var indx,
				// fixes #1237; previously returning an encoded "filters" value
				result = [],
				mode = encode ? encodeURIComponent : decodeURIComponent,
				len = filters.length;
			for ( indx = 0; indx < len; indx++ ) {
				if ( filters[ indx ] ) {
					result[ indx ] = mode( filters[ indx ] );
				}
			}
			return result;
		},
		setDefaults: function( table, c, wo ) {
			var isArray, saved, indx, col, $filters,
				// get current ( default ) filters
				filters = ts.getFilters( table ) || [];
			if ( wo.filter_saveFilters && ts.storage ) {
				saved = ts.storage( table, 'tablesorter-filters' ) || [];
				isArray = $.isArray( saved );
				// make sure we're not just getting an empty array
				if ( !( isArray && saved.join( '' ) === '' || !isArray ) ) {
					filters = tsf.processFilters( saved );
				}
			}
			// if no filters saved, then check default settings
			if ( filters.join( '' ) === '' ) {
				// allow adding default setting to external filters
				$filters = c.$headers.add( wo.filter_$externalFilters )
					.filter( '[' + wo.filter_defaultAttrib + ']' );
				for ( indx = 0; indx <= c.columns; indx++ ) {
					// include data-column='all' external filters
					col = indx === c.columns ? 'all' : indx;
					filters[ indx ] = $filters
						.filter( '[data-column="' + col + '"]' )
						.attr( wo.filter_defaultAttrib ) || filters[indx] || '';
				}
			}
			c.$table.data( 'lastSearch', filters );
			return filters;
		},
		parseFilter: function( c, filter, data, parsed ) {
			return parsed || data.parsed[ data.index ] ?
				c.parsers[ data.index ].format( filter, c.table, [], data.index ) :
				filter;
		},
		buildRow: function( table, c, wo ) {
			var $filter, col, column, $header, makeSelect, disabled, name, ffxn, tmp,
				// c.columns defined in computeThIndexes()
				cellFilter = wo.filter_cellFilter,
				columns = c.columns,
				arry = $.isArray( cellFilter ),
				buildFilter = '<tr role="search" class="' + tscss.filterRow + ' ' + c.cssIgnoreRow + '">';
			for ( column = 0; column < columns; column++ ) {
				if ( c.$headerIndexed[ column ].length ) {
					// account for entire column set with colspan. See #1047
					tmp = c.$headerIndexed[ column ] && c.$headerIndexed[ column ][0].colSpan || 0;
					if ( tmp > 1 ) {
						buildFilter += '<td data-column="' + column + '-' + ( column + tmp - 1 ) + '" colspan="' + tmp + '"';
					} else {
						buildFilter += '<td data-column="' + column + '"';
					}
					if ( arry ) {
						buildFilter += ( cellFilter[ column ] ? ' class="' + cellFilter[ column ] + '"' : '' );
					} else {
						buildFilter += ( cellFilter !== '' ? ' class="' + cellFilter + '"' : '' );
					}
					buildFilter += '></td>';
				}
			}
			c.$filters = $( buildFilter += '</tr>' )
				.appendTo( c.$table.children( 'thead' ).eq( 0 ) )
				.children( 'td' );
			// build each filter input
			for ( column = 0; column < columns; column++ ) {
				disabled = false;
				// assuming last cell of a column is the main column
				$header = c.$headerIndexed[ column ];
				if ( $header && $header.length ) {
					// $filter = c.$filters.filter( '[data-column="' + column + '"]' );
					$filter = tsf.getColumnElm( c, c.$filters, column );
					ffxn = ts.getColumnData( table, wo.filter_functions, column );
					makeSelect = ( wo.filter_functions && ffxn && typeof ffxn !== 'function' ) ||
						$header.hasClass( 'filter-select' );
					// get data from jQuery data, metadata, headers option or header class name
					col = ts.getColumnData( table, c.headers, column );
					disabled = ts.getData( $header[0], col, 'filter' ) === 'false' ||
						ts.getData( $header[0], col, 'parser' ) === 'false';

					if ( makeSelect ) {
						buildFilter = $( '<select>' ).appendTo( $filter );
					} else {
						ffxn = ts.getColumnData( table, wo.filter_formatter, column );
						if ( ffxn ) {
							wo.filter_formatterCount++;
							buildFilter = ffxn( $filter, column );
							// no element returned, so lets go find it
							if ( buildFilter && buildFilter.length === 0 ) {
								buildFilter = $filter.children( 'input' );
							}
							// element not in DOM, so lets attach it
							i