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assets/js/widgets/widget-headerTitles.js

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+/*! tablesorter headerTitles widget - updated 3/5/2014 (core v2.15.6)
+ * Requires tablesorter v2.8+ and jQuery 1.7+
+ * by Rob Garrison
+ */
+/*jshint browser:true, jquery:true, unused:false */
+/*global jQuery: false */
+;(function($){
+"use strict";
+var ts = $.tablesorter;
+
+	ts.addWidget({
+		id: 'headerTitles',
+		options: {
+			// use aria-label text
+			// e.g. "First Name: Ascending sort applied, activate to apply a descending sort"
+			headerTitle_useAria  : false,
+			// add tooltip class
+			headerTitle_tooltip  : '',
+			// custom titles [ ascending, descending, unsorted ]
+			headerTitle_cur_text     : [ ' sort: A - Z', ' sort: Z - A', 'ly unsorted' ],
+			headerTitle_cur_numeric  : [ ' sort: 0 - 9', ' sort: 9 - 0', 'ly unsorted' ],
+			headerTitle_nxt_text     : [ ' sort: A - Z', ' sort: Z - A', 'remove sort' ],
+			headerTitle_nxt_numeric  : [ ' sort: 0 - 9', ' sort: 9 - 0', 'remove sort' ],
+
+			// title display; {prefix} adds above prefix
+			// {type} adds the current sort order from above (text or numeric)
+			// {next} adds the next sort direction using the sort order above
+			headerTitle_output_sorted   : 'current{current}; activate to {next}',
+			headerTitle_output_unsorted : 'current{current}; activate to {next} ',
+			headerTitle_output_nosort   : 'No sort available',
+			// use this type to override the parser detection result
+			// e.g. use for numerically parsed columns (e.g. dates), but you
+			// want the user to see a text sort, e.g. [ 'text', 'numeric' ]
+			headerTitle_type     : [],
+			// manipulate the title as desired
+			headerTitle_callback : null // function($cell, txt) { return txt; }
+		},
+		init: function(table, thisWidget, c, wo){
+			// force refresh
+			c.$table.on('refreshHeaderTitle', function(){
+				thisWidget.format(table, c, wo);
+			});
+			// add tooltip class
+			if ($.isArray(wo.headerTitle_tooltip)) {
+				c.$headers.each(function(){
+					$(this).addClass( wo.headerTitle_tooltip[this.column] || '' );
+				});
+			} else if (wo.headerTitle_tooltip !== '') {
+				c.$headers.addClass( wo.headerTitle_tooltip );
+			}
+		},
+		format: function (table, c, wo) {
+			var txt;
+			c.$headers.each(function(){
+				var t = this,
+					$this = $(this),
+					sortType = wo.headerTitle_type[t.column] || c.parsers[ t.column ].type || 'text',
+					sortDirection = $this.hasClass(ts.css.sortAsc) ? 0 : $this.hasClass(ts.css.sortDesc) ? 1 : 2,
+					sortNext = t.order[(t.count + 1) % (c.sortReset ? 3 : 2)];
+				if (wo.headerTitle_useAria) {
+					txt = $this.hasClass('sorter-false') ? wo.headerTitle_output_nosort : $this.attr('aria-label') || '';
+				} else {
+					txt = (wo.headerTitle_prefix || '') + // now deprecated
+						($this.hasClass('sorter-false') ? wo.headerTitle_output_nosort :
+						ts.isValueInArray( t.column, c.sortList ) >= 0 ? wo.headerTitle_output_sorted : wo.headerTitle_output_unsorted);
+					txt = txt.replace(/\{(current|next|name)\}/gi, function(m){
+						return {
+							'{name}'    : $this.text(),
+							'{current}' : wo[ 'headerTitle_cur_' + sortType ][ sortDirection ] || '',
+							'{next}'    : wo[ 'headerTitle_nxt_' + sortType ][ sortNext ] || ''
+						}[m.toLowerCase()];
+					});
+				}
+				$this.attr('title', $.isFunction(wo.headerTitle_callback) ? wo.headerTitle_callback($this, txt) : txt);
+			});
+		},
+		remove: function (table, c, wo) {
+			c.$headers.attr('title', '');
+			c.$table.off('refreshHeaderTitle');
+			// remove tooltip class
+			if ($.isArray(wo.headerTitle_tooltip)) {
+				c.$headers.each(function(){
+					$(this).removeClass( wo.headerTitle_tooltip[this.column] || '' );
+				});
+			} else if (wo.headerTitle_tooltip !== '') {
+				c.$headers.removeClass( wo.headerTitle_tooltip );
+			}
+		}
+	});
+
+})(jQuery);