Filter: Select2 properly escaped characters in regex

dist/js/widgets/widget-filter-formatter-select2.min.js

@@ -1,2 +1,2 @@
 /*! Widget: filter, select2 formatter function - updated 5/28/2016 (v2.26.2) */
-!function(a){"use strict";var b=a.tablesorter||{};b.filterFormatter=b.filterFormatter||{},b.filterFormatter.select2=function(c,d,e){var f,g,h=a.extend({cellText:"",match:!0,value:"",multiple:!0,width:"100%"},e),i=c.addClass("select2col"+d).closest("table")[0].config,j=i.widgetOptions,k=a('<input class="filter" type="hidden">').appendTo(c).bind("change"+i.namespace+"filter",function(){var a=this.value;a=a.replace(/[\/()$^]/g,"").split("|"),c.find(".select2").select2("val",a),r()}),l=i.$headerIndexed[d],m=l.hasClass(j.filter_onlyAvail),n=[],o=h.match?"":"^",p=h.match?"":"$",q=j.filter_ignoreCase?"i":"",r=function(){var b=!1,d=c.find(".select2").select2("val")||h.value||"";a.isArray(d)&&(b=!0,d=d.join("\x00")),d=d.replace(/[-[\]{}()*+?.,\/\\^$|#\s]/g,"\\$&"),b&&(d=d.split("\x00")),k.val(a.isArray(d)&&d.length&&""!==d.join("")?"/("+o+(d||[]).join(p+"|"+o)+p+")/"+q:"").trigger("search").end().find(".select2").select2("val",d),n.length&&n.find(".select2").select2("val",d)},s=function(){g=[],f=b.filter.getOptionSource(i.$table[0],d,m)||[],a.each(f,function(a,b){g.push({id:""+b.parsed,text:b.text})}),h.data=g};return l.toggleClass("filter-match",h.match),h.cellText&&c.prepend("<label>"+h.cellText+"</label>"),h.ajax&&!a.isEmptyObject(h.ajax)||h.data||(s(),m&&i.$table.bind("filterEnd",function(){s(),c.add(n).find(".select2").select2(h)})),a('<input class="select2 select2-'+d+'" type="hidden" />').val(h.value).appendTo(c).select2(h).bind("change",function(){r()}),i.$table.bind("filterFomatterUpdate",function(){var a=i.$table.data("lastSearch")[d]||"";a=a.replace(/^\/\(\^?/,"").replace(/\$\|\^/g,"|").replace(/\$?\)\/i?$/g,"").split("|"),c=i.$table.find(".select2col"+d),c.find(".select2").select2("val",a),r(),b.filter.formatterUpdated(c,d)}),i.$table.bind("stickyHeadersInit",function(){n=i.widgetOptions.$sticky.find("."+b.css.filterRow).children().eq(d).empty(),a('<input class="select2 select2-'+d+'" type="hidden">').val(h.value).appendTo(n).select2(h).bind("change",function(){c.find(".select2").select2("val",n.find(".select2").select2("val")),r()}),h.cellText&&n.prepend("<label>"+h.cellText+"</label>")}),i.$table.bind("filterReset",function(){c.find(".select2").select2("val",h.value||""),setTimeout(function(){r()},0)}),r(),k}}(jQuery);
+!function(a){"use strict";var b=a.tablesorter||{};b.filterFormatter=b.filterFormatter||{},b.filterFormatter.select2=function(c,d,e){var f,g,h=a.extend({cellText:"",match:!0,value:"",multiple:!0,width:"100%"},e),i=c.addClass("select2col"+d).closest("table")[0].config,j=i.widgetOptions,k=a('<input class="filter" type="hidden">').appendTo(c).bind("change"+i.namespace+"filter",function(){var a=this.value;a=a.replace(/[\/()$^]/g,"").split("|"),c.find(".select2").select2("val",a),r()}),l=i.$headerIndexed[d],m=l.hasClass(j.filter_onlyAvail),n=[],o=h.match?"":"^",p=h.match?"":"$",q=j.filter_ignoreCase?"i":"",r=function(){var b=!1,d=c.find(".select2").select2("val")||h.value||"";a.isArray(d)&&(b=!0,d=d.join("\x00")),d=d.replace(/[-[\]{}()*+?.,\/\\^$|#\s]/g,"\\$&"),b&&(d=d.split("\x00")),k.val(a.isArray(d)&&d.length&&""!==d.join("")?"/("+o+(d||[]).join(p+"|"+o)+p+")/"+q:"").trigger("search").end().find(".select2").select2("val",d),n.length&&n.find(".select2").select2("val",d)},s=function(){g=[],f=b.filter.getOptionSource(i.$table[0],d,m)||[],a.each(f,function(a,b){g.push({id:""+b.parsed,text:b.text})}),h.data=g};return l.toggleClass("filter-match",h.match),h.cellText&&c.prepend("<label>"+h.cellText+"</label>"),h.ajax&&!a.isEmptyObject(h.ajax)||h.data||(s(),m&&i.$table.bind("filterEnd",function(){s(),c.add(n).find(".select2").select2(h)})),a('<input class="select2 select2-'+d+'" type="hidden" />').val(h.value).appendTo(c).select2(h).bind("change",function(){r()}),i.$table.bind("filterFomatterUpdate",function(){var a=i.$table.data("lastSearch")[d]||"";a=a.replace(/^\/\(\^?/,"").replace(/\$\|\^/g,"|").replace(/\$?\)\/i?$/g,"").replace(/\\/g,"").split("|"),c=i.$table.find(".select2col"+d),c.find(".select2").select2("val",a),r(),b.filter.formatterUpdated(c,d)}),i.$table.bind("stickyHeadersInit",function(){n=i.widgetOptions.$sticky.find("."+b.css.filterRow).children().eq(d).empty(),a('<input class="select2 select2-'+d+'" type="hidden">').val(h.value).appendTo(n).select2(h).bind("change",function(){c.find(".select2").select2("val",n.find(".select2").select2("val")),r()}),h.cellText&&n.prepend("<label>"+h.cellText+"</label>")}),i.$table.bind("filterReset",function(){c.find(".select2").select2("val",h.value||""),setTimeout(function(){r()},0)}),r(),k}}(jQuery);

js/widgets/widget-filter-formatter-select2.js

@@ -119,7 +119,13 @@
 		c.$table.bind('filterFomatterUpdate', function() {
 			// value = '/(^x$|^y$)/' => 'x,y'
 			var val = c.$table.data('lastSearch')[indx] || '';
-			val = val.replace(/^\/\(\^?/, '').replace(/\$\|\^/g, '|').replace(/\$?\)\/i?$/g, '').split('|');
+			val = val
+				.replace(/^\/\(\^?/, '')
+				.replace(/\$\|\^/g, '|')
+				.replace(/\$?\)\/i?$/g, '')
+				// unescape special regex characters
+				.replace(/\\/g, '')
+				.split('|');
 			$cell = c.$table.find('.select2col' + indx);
 			$cell.find('.select2').select2('val', val);
 			updateSelect2();