!function($){"use strict";var MultiSelect=function(element,options){this.options=options;this.$element=$(element);this.$container=$('<div/>',{'class':"ms-container"});this.$selectableContainer=$('<div/>',{'class':'ms-selectable'});this.$selectionContainer=$('<div/>',{'class':'ms-selection'});this.$selectableUl=$('<ul/>',{'class':"ms-list",'tabindex':'-1'});this.$selectionUl=$('<ul/>',{'class':"ms-list",'tabindex':'-1'});this.scrollTo=0;this.elemsSelector='li:visible:not(.ms-optgroup-label,.ms-optgroup-container,.'+options.disabledClass+')'};MultiSelect.prototype={constructor:MultiSelect,init:function(){var that=this,ms=this.$element;if(ms.next('.ms-container').length===0){ms.css({position:'absolute',left:'-9999px'});ms.attr('id',ms.attr('id')?ms.attr('id'):Math.ceil(Math.random()*1000)+'multiselect');this.$container.attr('id','ms-'+ms.attr('id'));this.$container.addClass(that.options.cssClass);ms.find('option').each(function(){that.generateLisFromOption(this)});this.$selectionUl.find('.ms-optgroup-label').hide();if(that.options.selectableHeader){that.$selectableContainer.append(that.options.selectableHeader)}that.$selectableContainer.append(that.$selectableUl);if(that.options.selectableFooter){that.$selectableContainer.append(that.options.selectableFooter)}if(that.options.selectionHeader){that.$selectionContainer.append(that.options.selectionHeader)}that.$selectionContainer.append(that.$selectionUl);if(that.options.selectionFooter){that.$selectionContainer.append(that.options.selectionFooter)}that.$container.append(that.$selectableContainer);that.$container.append(that.$selectionContainer);ms.after(that.$container);that.activeMouse(that.$selectableUl);that.activeKeyboard(that.$selectableUl);var action=that.options.dblClick?'dblclick':'click';that.$selectableUl.on(action,'.ms-elem-selectable',function(){that.select($(this).data('ms-value'))});that.$selectionUl.on(action,'.ms-elem-selection',function(){that.deselect($(this).data('ms-value'))});that.activeMouse(that.$selectionUl);that.activeKeyboard(that.$selectionUl);ms.on('focus',function(){that.$selectableUl.focus()})}var selectedValues=ms.find('option:selected').map(function(){return $(this).val()}).get();that.select(selectedValues,'init');if(typeof that.options.afterInit==='function'){that.options.afterInit.call(this,this.$container)}},'generateLisFromOption':function(option,index,$container){var that=this,ms=that.$element,attributes="",$option=$(option);for(var cpt=0;cpt<option.attributes.length;cpt+=1){var attr=option.attributes[cpt];if(attr.name!=='value'&&attr.name!=='disabled'){attributes+=attr.name+'="'+attr.value+'" '}}var selectableLi=$('<li '+attributes+'><span>'+that.escapeHTML($option.text())+'</span></li>'),selectedLi=selectableLi.clone(),value=$option.val(),elementId=that.sanitize(value);selectableLi.data('ms-value',value).addClass('ms-elem-selectable').attr('id',elementId+'-selectable');selectedLi.data('ms-value',value).addClass('ms-elem-selection').attr('id',elementId+'-selection').hide();if($option.prop('disabled')||ms.prop('disabled')){selectedLi.addClass(that.options.disabledClass);selectableLi.addClass(that.options.disabledClass)}var $optgroup=$option.parent('optgroup');if($optgroup.length>0){var optgroupLabel=$optgroup.attr('label'),optgroupId=that.sanitize(optgroupLabel),$selectableOptgroup=that.$selectableUl.find('#optgroup-selectable-'+optgroupId),$selectionOptgroup=that.$selectionUl.find('#optgroup-selection-'+optgroupId);if($selectableOptgroup.length===0){var optgroupContainerTpl='<li class="ms-optgroup-container"></li>',optgroupTpl='<ul class="ms-optgroup"><li class="ms-optgroup-label"><span>'+optgroupLabel+'</span></li></ul>';$selectableOptgroup=$(optgroupContainerTpl);$selectionOptgroup=$(optgroupContainerTpl);$selectableOptgroup.attr('id','optgroup-selectable-'+optgroupId);$selectionOptgroup.attr('id','optgroup-selection-'+optgroupId);$selectableOptgroup.append($(optgroupTpl));$selectionOptgroup.append($(optgroupTpl));if(that.options.selectableOptgroup){$selectableOptgroup.find('.ms-optgroup-label').on('click',function(){var values=$optgroup.children(':not(:selected, :disabled)').map(function(){return $(this).val()}).get();that.select(values)});$selectionOptgroup.find('.ms-optgroup-label').on('click',function(){var values=$optgroup.children(':selected:not(:disabled)').map(function(){return $(this).val()}).get();that.deselect(values)})}that.$selectableUl.append($selectableOptgroup);that.$selectionUl.append($selectionOptgroup)}index=index==undefined?$selectableOptgroup.find('ul').children().length:index+1;selectableLi.insertAt(index,$selectableOptgroup.children());selectedLi.insertAt(index,$selectionOptgroup.children())}else{index=index==undefined?that.$selectableUl.children().length:index;selectableLi.insertAt(index,that.$selectableUl);selectedLi.insertAt(index,that.$selectionUl)}},'addOption':function(options){var that=this;if(options.value!==undefined&&options.value!==null){options=[options]}$.each(options,function(index,option){if(option.value!==undefined&&option.value!==null&&that.$element.find("option[value='"+option.value+"']").length===0){var $option=$('<option value="'+option.value+'">'+option.text+'</option>'),index=parseInt((typeof option.index==='undefined'?that.$element.children().length:option.index)),$container=option.nested==undefined?that.$element:$("optgroup[label='"+option.nested+"']");$option.insertAt(index,$container);that.generateLisFromOption($option.get(0),index,option.nested)}})},'escapeHTML':function(text){return $("<div>").text(text).html()},'activeKeyboard':function($list){var that=this;$list.on('focus',function(){$(this).addClass('ms-focus')}).on('blur',function(){$(this).removeClass('ms-focus')}).on('keydown',function(e){switch(e.which){case 40:case 38:e.preventDefault();e.stopPropagation();that.moveHighlight($(this),(e.which===38)?-1:1);return;case 37:case 39:e.preventDefault();e.stopPropagation();that.switchList($list);return;case 9:if(that.$element.is('[tabindex]')){e.preventDefault();var tabindex=parseInt(that.$element.attr('tabindex'),10);tabindex=(e.shiftKey)?tabindex-1:tabindex+1;$('[tabindex="'+(tabindex)+'"]').focus();return}else{if(e.shiftKey){that.$element.trigger('focus')}}}if($.inArray(e.which,that.options.keySelect)>-1){e.preventDefault();e.stopPropagation();that.selectHighlighted($list);return}})},'moveHighlight':function($list,direction){var $elems=$list.find(this.elemsSelector),$currElem=$elems.filter('.ms-hover'),$nextElem=null,elemHeight=$elems.first().outerHeight(),containerHeight=$list.height(),containerSelector='#'+this.$container.prop('id');$elems.removeClass('ms-hover');if(direction===1){$nextElem=$currElem.nextAll(this.elemsSelector).first();if($nextElem.length===0){var $optgroupUl=$currElem.parent();if($optgroupUl.hasClass('ms-optgroup')){var $optgroupLi=$optgroupUl.parent(),$nextOptgroupLi=$optgroupLi.next(':visible');if($nextOptgroupLi.length>0){$nextElem=$nextOptgroupLi.find(this.elemsSelector).first()}else{$nextElem=$elems.first()}}else{$nextElem=$elems.first()}}}else if(direction===-1){$nextElem=$currElem.prevAll(this.elemsSelector).first();if($nextElem.length===0){var $optgroupUl=$currElem.parent();if($optgroupUl.hasClass('ms-optgroup')){var $optgroupLi=$optgroupUl.parent(),$prevOptgroupLi=$optgroupLi.prev(':visible');if($prevOptgroupLi.length>0){$nextElem=$prevOptgroupLi.find(this.elemsSelector).last()}else{$nextElem=$elems.last()}}else{$nextElem=$elems.last()}}}if($nextElem.length>0){$nextElem.addClass('ms-hover');var scrollTo=$list.scrollTop()+$nextElem.position().top-containerHeight/2+elemHeight/2;$list.scrollTop(scrollTo)}},'selectHighlighted':function($list){var $elems=$list.find(this.elemsSelector),$highlightedElem=$elems.filter('.ms-hover').first();if($highlightedElem.length>0){if($list.parent().hasClass('ms-selectable')){this.select($highlightedElem.data('ms-value'))}else{this.deselect($highlightedElem.data('ms-value'))}$elems.removeClass('ms-hover')}},'switchList':function($list){$list.blur();this.$container.find(this.elemsSelector).removeClass('ms-hover');if($list.parent().hasClass('ms-selectable')){this.$selectionUl.focus()}else{this.$selectableUl.focus()}},'activeMouse':function($list){var that=this;this.$container.on('mouseenter',that.elemsSelector,function(){$(this).parents('.ms-container').find(that.elemsSelector).removeClass('ms-hover');$(this).addClass('ms-hover')});this.$container.on('mouseleave',that.elemsSelector,function(){$(this).parents('.ms-container').find(that.elemsSelector).removeClass('ms-hover');})},'refresh':function(){this.destroy();this.$element.multiSelect(this.options)},'destroy':function(){$("#ms-"+this.$element.attr("id")).remove();this.$element.css('position','').css('left','');this.$element.removeData('multiselect')},'select':function(value,method){if(typeof value==='string'){value=[value]}var that=this,ms=this.$element,msIds=$.map(value,function(val){return(that.sanitize(val))}),selectables=this.$selectableUl.find('#'+msIds.join('-selectable, #')+'-selectable').filter(':not(.'+that.options.disabledClass+')'),selections=this.$selectionUl.find('#'+msIds.join('-selection, #')+'-selection').filter(':not(.'+that.options.disabledClass+')'),options=ms.find('option:not(:disabled)').filter(function(){return($.inArray(this.value,value)>-1)});if(method==='init'){selectables=this.$selectableUl.find('#'+msIds.join('-selectable, #')+'-selectable'),selections=this.$selectionUl.find('#'+msIds.join('-selection, #')+'-selection')}if(selectables.length>0){selectables.addClass('ms-selected').hide();selections.addClass('ms-selected').show();options.prop('selected',true);that.$container.find(that.elemsSelector).removeClass('ms-hover');var selectableOptgroups=that.$selectableUl.children('.ms-optgroup-container');if(selectableOptgroups.length>0){selectableOptgroups.each(function(){var selectablesLi=$(this).find('.ms-elem-selectable');if(selectablesLi.length===selectablesLi.filter('.ms-selected').length){$(this).find('.ms-optgroup-label').hide()}});var selectionOptgroups=that.$selectionUl.children('.ms-optgroup-container');selectionOptgroups.each(function(){var selectionsLi=$(this).find('.ms-elem-selection');if(selectionsLi.filter('.ms-selected').length>0){$(this).find('.ms-optgroup-label').show()}})}else{if(that.options.keepOrder&&method!=='init'){var selectionLiLast=that.$selectionUl.find('.ms-selected');if((selectionLiLast.length>1)&&(selectionLiLast.last().get(0)!=selections.get(0))){selections.insertAfter(selectionLiLast.last())}}}if(method!=='init'){ms.trigger('change');if(typeof that.options.afterSelect==='function'){that.options.afterSelect.call(this,value)}}}},'deselect':function(value){if(typeof value==='string'){value=[value]}var that=this,ms=this.$element,msIds=$.map(value,function(val){return(that.sanitize(val))}),selectables=this.$selectableUl.find('#'+msIds.join('-selectable, #')+'-selectable'),selections=this.$selectionUl.find('#'+msIds.join('-selection, #')+'-selection').filter('.ms-selected').filter(':not(.'+that.options.disabledClass+')'),options=ms.find('option').filter(function(){return($.inArray(this.value,value)>-1)});if(selections.length>0){selectables.removeClass('ms-selected').show();selections.removeClass('ms-selected').hide();options.prop('selected',false);that.$container.find(that.elemsSelector).removeClass('ms-hover');var selectableOptgroups=that.$selectableUl.children('.ms-optgroup-container');if(selectableOptgroups.length>0){selectableOptgroups.each(function(){var selectablesLi=$(this).find('.ms-elem-selectable');if(selectablesLi.filter(':not(.ms-selected)').length>0){$(this).find('.ms-optgroup-label').show()}});var selectionOptgroups=that.$selectionUl.children('.ms-optgroup-container');selectionOptgroups.each(function(){var selectionsLi=$(this).find('.ms-elem-selection');if(selectionsLi.filter('.ms-selected').length===0){$(this).find('.ms-optgroup-label').hide()}})}ms.trigger('change');if(typeof that.options.afterDeselect==='function'){that.options.afterDeselect.call(this,value)}}},'select_all':function(){var ms=this.$element,values=ms.val();ms.find('option:not(":disabled")').prop('selected',true);this.$selectableUl.find('.ms-elem-selectable').filter(':not(.'+this.options.disabledClass+')').addClass('ms-selected').hide();this.$selectionUl.find('.ms-optgroup-label').show();this.$selectableUl.find('.ms-optgroup-label').hide();this.$selectionUl.find('.ms-elem-selection').filter(':not(.'+this.options.disabledClass+')').addClass('ms-selected').show();this.$selectionUl.focus();ms.trigger('change');if(typeof this.options.afterSelect==='function'){var selectedValues=$.grep(ms.val(),function(item){return $.inArray(item,values)<0});this.options.afterSelect.call(this,selectedValues)}},'deselect_all':function(){var ms=this.$element,values=ms.val();ms.find('option').prop('selected',false);this.$selectableUl.find('.ms-elem-selectable').removeClass('ms-selected').show();this.$selectionUl.find('.ms-optgroup-label').hide();this.$selectableUl.find('.ms-optgroup-label').show();this.$selectionUl.find('.ms-elem-selection').removeClass('ms-selected').hide();this.$selectableUl.focus();ms.trigger('change');if(typeof this.options.afterDeselect==='function'){this.options.afterDeselect.call(this,values)}},sanitize:function(value){var hash=0,i,character;if(value.length==0){return hash}var ls=0;for(i=0,ls=value.length;i<ls;i+=1){character=value.charCodeAt(i);hash=((hash<<5)-hash)+character;hash|=0;}return hash}};$.fn.multiSelect=function(){var option=arguments[0],args=arguments;return this.each(function(){var $this=$(this),data=$this.data('multiselect'),options=$.extend({},$.fn.multiSelect.defaults,$this.data(),typeof option==='object'&&option);if(!data){$this.data('multiselect',(data=new MultiSelect(this,options)))}if(typeof option==='string'){data[option](args[1])}else{data.init()}})};$.fn.multiSelect.defaults={keySelect:[32],selectableOptgroup:false,disabledClass:'disabled',dblClick:false,keepOrder:false,cssClass:''};$.fn.multiSelect.Constructor=MultiSelect;$.fn.insertAt=function(index,$parent){return this.each(function(){if(index===0){$parent.prepend(this)}else{$parent.children().eq(index-1).after(this)}})}}(window.jQuery);