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Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More / 6.16
Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More v6.16
6.35 6.34 6.33.1 6.33 6.32.1 6.32 6.31 6.25 6.25.1 6.26 6.26.1 6.27 6.28 6.29 6.3 6.3.1 6.3.2 6.30 6.4 6.4.1 6.4.2 6.5 6.5.1 6.5.2 6.5.3 All 141 releases
← All changes | js/bootstrap-multiselect.js +1974 -3 6.336.16 View file →
@@ -1,9 +1,9 @@
1 1 /**
2 2 * Bootstrap Multiselect (http://davidstutz.de/bootstrap-multiselect/)
3 3 *
4 4 * Apache License, Version 2.0:
5 - * Copyright (c) 2012 - 2022 David Stutz
5 + * Copyright (c) 2012 - 2021 David Stutz
6 6 *
7 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
8 8 * use this file except in compliance with the License. You may obtain a
9 9 * copy of the License at http://www.apache.org/licenses/LICENSE-2.0
@@ -14,9 +14,9 @@
14 14 * License for the specific language governing permissions and limitations
15 15 * under the License.
16 16 *
17 17 * BSD 3-Clause License:
18 - * Copyright (c) 2012 - 2022 David Stutz
18 + * Copyright (c) 2012 - 2021 David Stutz
19 19 * All rights reserved.
20 20 *
21 21 * Redistribution and use in source and binary forms, with or without
22 22 * modification, are permitted provided that the following conditions are met:
@@ -40,5 +40,1976 @@
40 40 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
41 41 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
42 42 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
43 43 */
44 -!function(t,e){"function"==typeof define&&define.amd&&"function"==typeof require&&"function"==typeof require.specified&&require.specified("knockout")?define(["jquery","knockout"],e):e(t.jQuery,t.ko)}(this,(function(t,e){"use strict";void 0!==e&&e.bindingHandlers&&!e.bindingHandlers.multiselect&&(e.bindingHandlers.multiselect={after:["options","value","selectedOptions","enable","disable"],init:function(i,s,o,n,l){var p=t(i),a=e.toJS(s());if(p.multiselect(a),o.has("options")){var r=o.get("options");e.isObservable(r)&&e.computed({read:function(){r(),setTimeout((function(){var t=p.data("multiselect");t&&t.updateOriginalOptions(),p.multiselect("rebuild")}),1)},disposeWhenNodeIsRemoved:i})}if(o.has("value")){var c=o.get("value");e.isObservable(c)&&e.computed({read:function(){c(),setTimeout((function(){p.multiselect("refresh")}),1)},disposeWhenNodeIsRemoved:i}).extend({rateLimit:100,notifyWhenChangesStop:!0})}if(o.has("selectedOptions")){var h=o.get("selectedOptions");e.isObservable(h)&&e.computed({read:function(){h(),setTimeout((function(){p.multiselect("refresh")}),1)},disposeWhenNodeIsRemoved:i}).extend({rateLimit:100,notifyWhenChangesStop:!0})}var u=function(t){setTimeout((function(){t?p.multiselect("enable"):p.multiselect("disable")}))};if(o.has("enable")){var d=o.get("enable");e.isObservable(d)?e.computed({read:function(){u(d())},disposeWhenNodeIsRemoved:i}).extend({rateLimit:100,notifyWhenChangesStop:!0}):u(d)}if(o.has("disable")){var f=o.get("disable");e.isObservable(f)?e.computed({read:function(){u(!f())},disposeWhenNodeIsRemoved:i}).extend({rateLimit:100,notifyWhenChangesStop:!0}):u(!f)}e.utils.domNodeDisposal.addDisposeCallback(i,(function(){p.multiselect("destroy")}))},update:function(i,s,o,n,l){var p=t(i),a=e.toJS(s());p.multiselect("setOptions",a),p.multiselect("rebuild")}});function i(e,i){this.$select=t(e),this.options=this.mergeOptions(t.extend({},i,this.$select.data())),this.$select.attr("data-placeholder")&&(this.options.nonSelectedText=this.$select.data("placeholder")),this.originalOptions=this.$select.clone()[0].options,this.query="",this.searchTimeout=null,this.lastToggledInput=null,this.multiselectId=this.generateUniqueId()+"_0",this.internalIdCount=0,this.options.multiple="multiple"===this.$select.attr("multiple"),this.options.onChange=t.proxy(this.options.onChange,this),this.options.onSelectAll=t.proxy(this.options.onSelectAll,this),this.options.onDeselectAll=t.proxy(this.options.onDeselectAll,this),this.options.onDropdownShow=t.proxy(this.options.onDropdownShow,this),this.options.onDropdownHide=t.proxy(this.options.onDropdownHide,this),this.options.onDropdownShown=t.proxy(this.options.onDropdownShown,this),this.options.onDropdownHidden=t.proxy(this.options.onDropdownHidden,this),this.options.onInitialized=t.proxy(this.options.onInitialized,this),this.options.onFiltering=t.proxy(this.options.onFiltering,this),this.buildContainer(),this.buildButton(),this.buildDropdown(),this.buildReset(),this.buildSelectAll(),this.buildDropdownOptions(),this.buildFilter(),this.buildButtons(),this.updateButtonText(),this.updateSelectAll(!0),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups(),this.options.wasDisabled=this.$select.prop("disabled"),this.options.disableIfEmpty&&t("option",this.$select).length<=0&&!this.options.wasDisabled&&this.disable(!0),this.$select.wrap('<span class="multiselect-native-select" />').after(this.$container),this.$select.prop("tabindex","-1"),"never"!==this.options.widthSynchronizationMode&&this.synchronizeButtonAndPopupWidth(),this.$select.data("multiselect",this),this.options.onInitialized(this.$select,this.$container)}i.prototype={defaults:{buttonText:function(e,i){if(this.disabledText.length>0&&i.prop("disabled"))return this.disabledText;if(0===e.length)return this.nonSelectedText;if(this.allSelectedText&&e.length===t("option",t(i)).length&&1!==t("option",t(i)).length&&this.multiple)return this.selectAllNumber?this.allSelectedText+" ("+e.length+")":this.allSelectedText;if(0!=this.numberDisplayed&&e.length>this.numberDisplayed)return e.length+" "+this.nSelectedText;var s="",o=this.delimiterText;return e.each((function(){var e=void 0!==t(this).attr("label")?t(this).attr("label"):t(this).text();s+=e+o})),s.substr(0,s.length-this.delimiterText.length)},buttonTitle:function(e,i){if(0===e.length)return this.nonSelectedText;var s="",o=this.delimiterText;return e.each((function(){var e=void 0!==t(this).attr("label")?t(this).attr("label"):t(this).text();s+=e+o})),s.substr(0,s.length-this.delimiterText.length)},checkboxName:function(t){return!1},optionLabel:function(e){return t(e).attr("label")||t(e).text()},optionClass:function(e){return t(e).attr("class")||""},onChange:function(t,e){},onDropdownShow:function(t){},onDropdownHide:function(t){},onDropdownShown:function(t){},onDropdownHidden:function(t){},onSelectAll:function(t){},onDeselectAll:function(t){},onInitialized:function(t,e){},onFiltering:function(t){},enableHTML:!1,buttonClass:"custom-select",inheritClass:!1,buttonWidth:"auto",buttonContainer:'<div class="btn-group" />',dropRight:!1,dropUp:!1,selectedClass:"active",maxHeight:null,includeSelectAllOption:!1,includeSelectAllIfMoreThan:0,selectAllText:" Select all",selectAllValue:"multiselect-all",selectAllName:!1,selectAllNumber:!0,selectAllJustVisible:!0,enableFiltering:!1,enableCaseInsensitiveFiltering:!1,enableFullValueFiltering:!1,enableClickableOptGroups:!1,enableCollapsibleOptGroups:!1,collapseOptGroupsByDefault:!1,filterPlaceholder:"Search",filterBehavior:"text",includeFilterClearBtn:!0,preventInputChangeEvent:!1,nonSelectedText:"None selected",nSelectedText:"selected",allSelectedText:"All selected",resetButtonText:"Reset",numberDisplayed:3,disableIfEmpty:!1,disabledText:"",delimiterText:", ",includeResetOption:!1,includeResetDivider:!1,resetText:"Reset",indentGroupOptions:!0,widthSynchronizationMode:"never",buttonTextAlignment:"center",enableResetButton:!1,templates:{button:'<button type="button" class="multiselect form-select dropdown-toggle" data-bs-toggle="dropdown"><span class="multiselect-selected-text"></span></button>',popupContainer:'<div class="multiselect-container dropdown-menu"></div>',filter:'<div class="multiselect-filter d-flex align-items-center"><i class="fas fa-sm fa-search text-body-secondary"></i><input type="search" class="multiselect-search form-control" /></div>',buttonGroup:'<div class="multiselect-buttons btn-group" style="display:flex;"></div>',buttonGroupReset:'<button type="button" class="multiselect-reset btn btn-secondary w-100"></button>',option:'<button type="button" class="multiselect-option dropdown-item"></button>',divider:'<div class="dropdown-divider"></div>',optionGroup:'<button type="button" class="multiselect-group dropdown-item"></button>',resetButton:'<div class="multiselect-reset text-center p-2"><button type="button" class="btn btn-sm w-100 btn-outline-secondary"></button></div>'}},constructor:i,buildContainer:function(){this.$container=t(this.options.buttonContainer),"never"!==this.options.widthSynchronizationMode?this.$container.on("show.bs.dropdown",t.proxy((function(){this.synchronizeButtonAndPopupWidth(),this.options.onDropdownShow()}),this)):this.$container.on("show.bs.dropdown",this.options.onDropdownShow),this.$container.on("hide.bs.dropdown",this.options.onDropdownHide),this.$container.on("shown.bs.dropdown",this.options.onDropdownShown),this.$container.on("hidden.bs.dropdown",this.options.onDropdownHidden)},buildButton:function(){if(this.$button=t(this.options.templates.button).addClass(this.options.buttonClass),this.$select.attr("class")&&this.options.inheritClass&&this.$button.addClass(this.$select.attr("class")),this.$select.prop("disabled")?this.disable():this.enable(),this.options.buttonWidth&&"auto"!==this.options.buttonWidth&&(this.$button.css({width:"100%"}),this.$container.css({width:this.options.buttonWidth})),this.options.buttonTextAlignment)switch(this.options.buttonTextAlignment){case"left":this.$button.addClass("text-start");break;case"center":this.$button.addClass("text-center");break;case"right":this.$button.addClass("text-end")}var e=this.$select.attr("tabindex");e&&this.$button.attr("tabindex",e),this.$container.prepend(this.$button)},buildDropdown:function(){this.$popupContainer=t(this.options.templates.popupContainer),this.options.dropRight?this.$container.addClass("dropend"):this.options.dropUp&&this.$container.addClass("dropup"),this.options.maxHeight&&this.$popupContainer.css({"max-height":this.options.maxHeight+"px","overflow-y":"auto","overflow-x":"hidden"}),"never"!==this.options.widthSynchronizationMode&&this.$popupContainer.css("overflow-x","hidden"),this.$popupContainer.on("touchstart click",(function(t){t.stopPropagation()})),this.$container.append(this.$popupContainer)},synchronizeButtonAndPopupWidth:function(){if(this.$popupContainer&&"never"!==this.options.widthSynchronizationMode){var t=this.$button.outerWidth();switch(this.options.widthSynchronizationMode){case"always":this.$popupContainer.css("min-width",t),this.$popupContainer.css("max-width",t);break;case"ifPopupIsSmaller":this.$popupContainer.css("min-width",t);break;case"ifPopupIsWider":this.$popupContainer.css("max-width",t)}}},buildDropdownOptions:function(){if(this.$select.children().each(t.proxy((function(e,i){var s=t(i),o=s.prop("tagName").toLowerCase();s.prop("value")!==this.options.selectAllValue&&("optgroup"===o?this.createOptgroup(i):"option"===o&&("divider"===s.data("role")?this.createDivider():this.createOptionValue(i,!1)))}),this)),t(this.$popupContainer).off("change",'> *:not(.multiselect-group) input[type="checkbox"], > *:not(.multiselect-group) input[type="radio"]'),t(this.$popupContainer).on("change",'> *:not(.multiselect-group) input[type="checkbox"], > *:not(.multiselect-group) input[type="radio"]',t.proxy((function(e){var i=t(e.target),s=i.prop("checked")||!1,o=i.val()===this.options.selectAllValue;this.options.selectedClass&&(s?i.closest(".multiselect-option").addClass(this.options.selectedClass):i.closest(".multiselect-option").removeClass(this.options.selectedClass));var n=i.attr("id"),l=this.getOptionById(n),p=t("option",this.$select).not(l),a=t("input",this.$container).not(i);if(o?s?this.selectAll(this.options.selectAllJustVisible,!0):this.deselectAll(this.options.selectAllJustVisible,!0):(s?(l.prop("selected",!0),this.options.multiple?l.prop("selected",!0):(this.options.selectedClass&&t(a).closest(".dropdown-item").removeClass(this.options.selectedClass),t(a).prop("checked",!1),p.prop("selected",!1),this.$button.click()),"active"===this.options.selectedClass&&p.closest(".dropdown-item").css("outline","")):l.prop("selected",!1),this.options.onChange(l,s),this.updateSelectAll(),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups()),this.$select.change(),this.updateButtonText(),this.options.preventInputChangeEvent)return!1}),this)),t(".multiselect-option",this.$popupContainer).off("mousedown"),t(".multiselect-option",this.$popupContainer).on("mousedown",(function(t){if(t.shiftKey)return!1})),t(this.$popupContainer).off("touchstart click",".multiselect-option, .multiselect-all, .multiselect-group"),t(this.$popupContainer).on("touchstart click",".multiselect-option, .multiselect-all, .multiselect-group",t.proxy((function(e){e.stopPropagation();var i=t(e.target);if(e.shiftKey&&this.options.multiple){i.is("input")||(e.preventDefault(),(i=i.closest(".multiselect-option").find("input")).prop("checked",!i.prop("checked")));var s=i.prop("checked")||!1;if(null!==this.lastToggledInput&&this.lastToggledInput!==i){var o=this.$popupContainer.find(".multiselect-option:visible").index(i.closest(".multiselect-option")),n=this.$popupContainer.find(".multiselect-option:visible").index(this.lastToggledInput.closest(".multiselect-option"));if(o>n){var l=n;n=o,o=l}++n;var p=this.$popupContainer.find(".multiselect-option:not(.multiselect-filter-hidden)").slice(o,n).find("input");p.prop("checked",s),this.options.selectedClass&&p.closest(".multiselect-option").toggleClass(this.options.selectedClass,s);for(var a=0,r=p.length;a<r;a++){var c=t(p[a]);this.getOptionById(c.attr("id")).prop("selected",s)}}i.trigger("change")}else if(!i.is("input")){if((c=i.closest(".multiselect-option, .multiselect-all").find(".form-check-input")).length>0)!this.options.multiple&&c.prop("checked")||(c.prop("checked",!c.prop("checked")),c.change());else if(this.options.enableClickableOptGroups&&this.options.multiple&&!i.hasClass("caret-container")){var h=i;h.hasClass("multiselect-group")||(h=i.closest(".multiselect-group")),(c=h.find(".form-check-input")).length>0&&(c.prop("checked",!c.prop("checked")),c.change())}e.preventDefault()}i.closest(".multiselect-option").find("input[type='checkbox'], input[type='radio']").length>0?this.lastToggledInput=i:this.lastToggledInput=null,i.blur()}),this)),this.$container.off("keydown.multiselect").on("keydown.multiselect",t.proxy((function(e){var i=t(this.$container).find(".multiselect-option:not(.disabled), .multiselect-group:not(.disabled), .multiselect-all").filter(":visible"),s=i.index(i.filter(":focus")),o=t(".multiselect-search",this.$container);if(9===e.keyCode&&this.$container.hasClass("show"))this.$button.click();else if(13==e.keyCode){var n=i.eq(s);setTimeout((function(){n.focus()}),1)}else if(38==e.keyCode)0!=s||o.is(":focus")||setTimeout((function(){o.focus()}),1);else if(40==e.keyCode)if(o.is(":focus")){var l=i.eq(0);setTimeout((function(){o.blur(),l.focus()}),1)}else-1==s&&setTimeout((function(){o.focus()}),1)}),this)),this.options.enableClickableOptGroups&&this.options.multiple&&(t(".multiselect-group input",this.$popupContainer).off("change"),t(".multiselect-group input",this.$popupContainer).on("change",t.proxy((function(e){e.stopPropagation();var i=t(e.target).prop("checked")||!1,s=t(e.target).closest(".dropdown-item"),o=s.nextUntil(".multiselect-group").not(".multiselect-filter-hidden").not(".disabled").find("input"),n=[];this.options.selectedClass&&(i?s.addClass(this.options.selectedClass):s.removeClass(this.options.selectedClass)),t.each(o,t.proxy((function(e,s){var o=t(s),l=o.attr("id"),p=this.getOptionById(l);i?(o.prop("checked",!0),o.closest(".dropdown-item").addClass(this.options.selectedClass),p.prop("selected",!0)):(o.prop("checked",!1),o.closest(".dropdown-item").removeClass(this.options.selectedClass),p.prop("selected",!1)),n.push(p)}),this)),this.options.onChange(n,i),this.$select.change(),this.updateButtonText(),this.updateSelectAll()}),this))),this.options.enableCollapsibleOptGroups){let e=this.options.enableClickableOptGroups?".multiselect-group .caret-container":".multiselect-group";t(e,this.$popupContainer).off("click"),t(e,this.$popupContainer).on("click",t.proxy((function(e){var i=t(e.target).closest(".multiselect-group"),s=i.nextUntil(".multiselect-group").not(".multiselect-filter-hidden"),o=!0;s.each((function(){o=o&&!t(this).hasClass("multiselect-collapsible-hidden")})),o?(s.hide().addClass("multiselect-collapsible-hidden"),i.get(0).classList.add("closed")):(s.show().removeClass("multiselect-collapsible-hidden"),i.get(0).classList.remove("closed"))}),this))}},createCheckbox:function(e,i,s,o,n,l,p){var a=t("<span />");a.addClass("form-check");var r=t('<label class="form-check-label" />');this.options.enableHTML&&t(i).length>0?r.html(i):r.text(i),a.append(r);var c=t('<input class="form-check-input"/>').attr("type",l);return c.val(o),a.prepend(c),p&&(c.attr("id",p),r.attr("for",p)),s&&c.attr("name",s),e.prepend(a),e.attr("title",n||i),c},createOptionValue:function(e,i){var s=t(e);s.is(":selected")&&s.prop("selected",!0);var o=this.options.optionLabel(e),n=this.options.optionClass(e),l=s.val(),p=this.options.multiple?"checkbox":"radio",a=s.attr("title"),r=t(this.options.templates.option);r.addClass(n),i&&this.options.indentGroupOptions&&(this.options.enableCollapsibleOptGroups?r.addClass("multiselect-group-option-indented-full"):r.addClass("multiselect-group-option-indented")),this.options.collapseOptGroupsByDefault&&"optgroup"===t(e).parent().prop("tagName").toLowerCase()&&(r.addClass("multiselect-collapsible-hidden"),r.hide());var c=this.options.checkboxName(s),h=this.createAndApplyUniqueId(s),u=this.createCheckbox(r,o,c,l,a,p,h),d=s.prop("selected")||!1;l===this.options.selectAllValue&&(r.addClass("multiselect-all"),r.removeClass("multiselect-option"),u.parent().parent().addClass("multiselect-all")),this.$popupContainer.append(r),s.is(":disabled")&&u.attr("disabled","disabled").prop("disabled",!0).closest(".dropdown-item").addClass("disabled"),u.prop("checked",d),d&&this.options.selectedClass&&u.closest(".dropdown-item").addClass(this.options.selectedClass)},createDivider:function(e){var i=t(this.options.templates.divider);this.$popupContainer.append(i)},createOptgroup:function(e){var i=t(e),s=i.attr("label"),o=i.attr("value"),n=i.attr("title"),l=t("<span class='multiselect-group dropdown-item-text'></span>");if(this.options.enableClickableOptGroups&&this.options.multiple){l=t(this.options.templates.optionGroup);var p=this.createAndApplyUniqueId(i);this.createCheckbox(l,s,null,o,n,"checkbox",p)}else this.options.enableHTML?l.html(" "+s):l.text(" "+s);var a=this.options.optionClass(e);l.addClass(a),this.options.enableCollapsibleOptGroups&&(l.find(".form-check").addClass("d-inline-block"),l.get(0).insertAdjacentHTML("afterbegin",'<span class="caret-container dropdown-toggle"></span>')),i.is(":disabled")&&l.addClass("disabled"),this.$popupContainer.append(l),t("option",e).each(t.proxy((function(t,e){this.createOptionValue(e,!0)}),this))},buildReset:function(){if(this.options.includeResetOption){if(this.options.includeResetDivider){var e=t(this.options.templates.divider);e.addClass("mt-0"),this.$popupContainer.prepend(e)}var i=t(this.options.templates.resetButton);this.options.enableHTML?t("button",i).html(this.options.resetText):t("button",i).text(this.options.resetText),t("button",i).click(t.proxy((function(){this.clearSelection()}),this)),this.$popupContainer.prepend(i)}},buildSelectAll:function(){if("number"==typeof this.options.selectAllValue&&(this.options.selectAllValue=this.options.selectAllValue.toString()),!this.hasSelectAll()&&this.options.includeSelectAllOption&&this.options.multiple&&t("option",this.$select).length>this.options.includeSelectAllIfMoreThan){this.options.includeSelectAllDivider&&this.$popupContainer.prepend(t(this.options.templates.divider));var e=t(this.options.templates.li||this.options.templates.option),i=this.createCheckbox(e,this.options.selectAllText,this.options.selectAllName,this.options.selectAllValue,this.options.selectAllText,"checkbox",this.createAndApplyUniqueId(null));e.addClass("multiselect-all"),e.removeClass("multiselect-option"),e.find(".form-check-label").addClass("font-weight-bold"),this.$popupContainer.prepend(e),i.prop("checked",!1)}},buildFilter:function(){if(this.options.enableFiltering||this.options.enableCaseInsensitiveFiltering){var e=Math.max(this.options.enableFiltering,this.options.enableCaseInsensitiveFiltering);this.$select.find("option").length>=e&&(this.$filter=t(this.options.templates.filter),t("input",this.$filter).attr("placeholder",this.options.filterPlaceholder),this.options.includeFilterClearBtn?(this.isFirefox()&&0===this.$filter.find(".multiselect-clear-filter").length&&this.$filter.append("<i class='fas fa-times text-body-secondary multiselect-clear-filter multiselect-moz-clear-filter'></i>"),this.$filter.find(".multiselect-clear-filter").on("click",t.proxy((function(e){clearTimeout(this.searchTimeout),this.query="",this.$filter.find(".multiselect-search").val(""),t(".dropdown-item",this.$popupContainer).show().removeClass("multiselect-filter-hidden"),this.updateSelectAll(),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups()}),this))):(this.$filter.find(".multiselect-search").attr("type","text"),this.$filter.find(".multiselect-clear-filter").remove()),this.$popupContainer.prepend(this.$filter),this.$filter.val(this.query).on("click",(function(t){t.stopPropagation()})).on("input keydown",t.proxy((function(e){13===e.which&&e.preventDefault(),this.isFirefox()&&this.options.includeFilterClearBtn&&(e.target.value?this.$filter.find(".multiselect-moz-clear-filter").show():this.$filter.find(".multiselect-moz-clear-filter").hide()),clearTimeout(this.searchTimeout),this.searchTimeout=this.asyncFunction(t.proxy((function(){var i,s;this.query!==e.target.value&&(this.query=e.target.value,t.each(t(".multiselect-option, .multiselect-group",this.$popupContainer),t.proxy((function(e,o){var n=t("input",o).length>0?t("input",o).val():"",l=t(".form-check-label",o).text(),p="";if("text"===this.options.filterBehavior?p=l:"value"===this.options.filterBehavior?p=n:"both"===this.options.filterBehavior&&(p=l+"\n"+n),n!==this.options.selectAllValue&&l){var a=!1;if(this.options.enableCaseInsensitiveFiltering&&(p=p.toLowerCase(),this.query=this.query.toLowerCase()),this.options.enableFullValueFiltering&&"both"!==this.options.filterBehavior){var r=p.trim().substring(0,this.query.length);this.query.indexOf(r)>-1&&(a=!0)}else p.indexOf(this.query)>-1&&(a=!0);a||(t(o).css("display","none"),t(o).addClass("multiselect-filter-hidden")),a&&(t(o).css("display","block"),t(o).removeClass("multiselect-filter-hidden")),t(o).hasClass("multiselect-group")?(i=o,s=a):(a&&t(i).show().removeClass("multiselect-filter-hidden"),!a&&s&&t(o).show().removeClass("multiselect-filter-hidden"))}}),this)));this.updateSelectAll(),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups(),this.updatePopupPosition(),this.options.onFiltering(e.target)}),this),300,this)}),this)))}},buildButtons:function(){if(this.options.enableResetButton){var e=t(this.options.templates.buttonGroup);this.$buttonGroupReset=t(this.options.templates.buttonGroupReset).text(this.options.resetButtonText),e.append(this.$buttonGroupReset),this.$popupContainer.prepend(e),this.defaultSelection={},t("option",this.$select).each(t.proxy((function(e,i){var s=t(i);this.defaultSelection[s.val()]=s.prop("selected")}),this)),this.$buttonGroupReset.on("click",t.proxy((function(e){t("option",this.$select).each(t.proxy((function(e,i){var s=t(i);s.prop("selected",this.defaultSelection[s.val()])}),this)),this.refresh(),this.options.enableFiltering&&(this.$filter.trigger("keydown"),t("input",this.$filter).val(""))}),this))}},updatePopupPosition:function(){var t=this.$popupContainer.css("transform"),e=t.substring(0,t.indexOf("(")),i=t.substring(t.indexOf("(")+1,t.length-1).split(","),s=5;if("matrix3d"===e&&(s=13),!(i.length<s)){var o=i[s];(o=void 0===o?0:o.trim())<0&&(o=-1*this.$popupContainer.css("height").replace("px",""),i[s]=o,t=e+"("+i.join(",")+")",this.$popupContainer.css("transform",t))}},destroy:function(){this.$container.remove(),this.$select.unwrap(),this.$select.show(),this.$select.prop("disabled",this.options.wasDisabled),this.$select.find("option, optgroup").removeAttr("data-multiselectid"),this.$select.data("multiselect",null)},refresh:function(){var e={};t(".multiselect-option input",this.$popupContainer).each((function(){e[t(this).val()]=t(this)})),t("option",this.$select).each(t.proxy((function(i,s){var o=t(s),n=e[t(s).val()];o.is(":selected")?(n.prop("checked",!0),this.options.selectedClass&&n.closest(".multiselect-option").addClass(this.options.selectedClass)):(n.prop("checked",!1),this.options.selectedClass&&n.closest(".multiselect-option").removeClass(this.options.selectedClass)),o.is(":disabled")?n.attr("disabled","disabled").prop("disabled",!0).closest(".multiselect-option").addClass("disabled"):n.prop("disabled",!1).closest(".multiselect-option").removeClass("disabled")}),this)),this.updateButtonText(),this.updateSelectAll(),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups()},select:function(e,i){t.isArray(e)||(e=[e]);for(var s=0;s<e.length;s++){var o=e[s];if(null!=o){var n=this.getInputsByValue(o);if(n&&0!==n.length)for(var l=0;l<n.length;++l){var p=n[l],a=this.getOptionById(p.attr("id"));if(void 0!==a){if(this.options.selectedClass&&p.closest(".dropdown-item").addClass(this.options.selectedClass),p.prop("checked",!0),a.prop("selected",!0),!this.options.multiple){var r=t("input",this.$container).not(p);t(r).prop("checked",!1),t(r).closest(".multiselect-option").removeClass("active"),t("option",this.$select).not(a).prop("selected",!1)}i&&this.options.onChange(a,!0)}}}}this.updateButtonText(),this.updateSelectAll(),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups()},clearSelection:function(){this.deselectAll(!1),this.updateButtonText(),this.updateSelectAll(),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups()},deselect:function(e,i){if(this.options.multiple){t.isArray(e)||(e=[e]);for(var s=0;s<e.length;s++){var o=e[s];if(null!=o){var n=this.getInputsByValue(o);if(n&&0!==n.length)for(var l=0;l<n.length;++l){var p=n[l],a=this.getOptionById(p.attr("id"));a&&(this.options.selectedClass&&p.closest(".dropdown-item").removeClass(this.options.selectedClass),p.prop("checked",!1),a.prop("selected",!1),i&&this.options.onChange(a,!1))}}}this.updateButtonText(),this.updateSelectAll(),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups()}},selectAll:function(e,i){if(this.options.multiple){var s=[];if(e=void 0===e||e){var o=t(".multiselect-option:not(.disabled):not(.multiselect-filter-hidden)",this.$popupContainer);t("input:enabled",o).prop("checked",!0),o.addClass(this.options.selectedClass),t("input:enabled",o).each(t.proxy((function(e,i){var o=t(i).attr("id"),n=this.getOptionById(o);t(n).prop("selected")||s.push(n),t(n).prop("selected",!0)}),this))}else{var n=t(".multiselect-option:not(.disabled)",this.$popupContainer);t("input:enabled",n).prop("checked",!0),n.addClass(this.options.selectedClass),t("input:enabled",n).each(t.proxy((function(e,i){var o=t(i).attr("id"),n=this.getOptionById(o);t(n).prop("selected")||s.push(n),t(n).prop("selected",!0)}),this))}t('.multiselect-option input[value="'+this.options.selectAllValue+'"]',this.$popupContainer).prop("checked",!0),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups(),this.updateButtonText(),this.updateSelectAll(),i&&this.options.onSelectAll(s)}},deselectAll:function(e,i){if(this.options.multiple){var s=[];if(e=void 0===e||e){var o=t(".multiselect-option:not(.disabled):not(.multiselect-filter-hidden)",this.$popupContainer);t('input[type="checkbox"]:enabled',o).prop("checked",!1),o.removeClass(this.options.selectedClass),t('input[type="checkbox"]:enabled',o).each(t.proxy((function(e,i){var o=t(i).attr("id"),n=this.getOptionById(o);t(n).prop("selected")&&s.push(n),t(n).prop("selected",!1)}),this))}else{var n=t(".multiselect-option:not(.disabled):not(.multiselect-group)",this.$popupContainer);t('input[type="checkbox"]:enabled',n).prop("checked",!1),n.removeClass(this.options.selectedClass),t('input[type="checkbox"]:enabled',n).each(t.proxy((function(e,i){var o=t(i).attr("id"),n=this.getOptionById(o);t(n).prop("selected")&&s.push(n),t(n).prop("selected",!1)}),this))}t('.multiselect-all input[value="'+this.options.selectAllValue+'"]',this.$popupContainer).prop("checked",!1),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups(),this.updateButtonText(),this.updateSelectAll(),i&&this.options.onDeselectAll(s)}},rebuild:function(){this.internalIdCount=0,this.$popupContainer.html(""),this.$select.find("option, optgroup").removeAttr("data-multiselectid"),this.options.multiple="multiple"===this.$select.attr("multiple"),this.buildSelectAll(),this.buildDropdownOptions(),this.buildFilter(),this.buildButtons(),this.updateButtonText(),this.updateSelectAll(!0),this.options.enableClickableOptGroups&&this.options.multiple&&this.updateOptGroups(),this.options.disableIfEmpty&&(t("option",this.$select).length<=0?this.$select.prop("disabled")||this.disable(!0):this.$select.data("disabled-by-option")&&this.enable()),this.options.dropRight?this.$container.addClass("dropend"):this.options.dropUp&&this.$container.addClass("dropup"),"never"!==this.options.widthSynchronizationMode&&this.synchronizeButtonAndPopupWidth()},dataprovider:function(e){var i=0,s=this.$select.empty();t.each(e,(function(e,o){var n;if(t.isArray(o.children))i++,n=t("<optgroup/>").attr({label:o.label||"Group "+i,disabled:!!o.disabled,value:o.value}),function(t,e){for(var i=0;i<t.length;++i)e(t[i],i)}(o.children,(function(e){var i={value:e.value,label:void 0!==e.label&&null!==e.label?e.label:e.value,title:e.title,class:e.class,selected:!!e.selected,disabled:!!e.disabled};for(var s in e.attributes)i["data-"+s]=e.attributes[s];n.append(t("<option/>").attr(i))}));else{var l={value:o.value,label:void 0!==o.label&&null!==o.label?o.label:o.value,title:o.title,class:o.class,selected:!!o.selected,disabled:!!o.disabled};for(var p in o.attributes)l["data-"+p]=o.attributes[p];(n=t("<option/>").attr(l)).text(void 0!==o.label&&null!==o.label?o.label:o.value)}s.append(n)})),this.rebuild()},enable:function(){this.$select.prop("disabled",!1),this.$button.prop("disabled",!1).removeClass("disabled"),this.updateButtonText()},disable:function(t){this.$select.prop("disabled",!0),this.$button.prop("disabled",!0).addClass("disabled"),t?this.$select.data("disabled-by-option",!0):this.$select.data("disabled-by-option",null),this.updateButtonText()},setOptions:function(t){this.options=this.mergeOptions(t)},mergeOptions:function(e){return t.extend(!0,{},this.defaults,this.options,e)},hasSelectAll:function(){return t(".multiselect-all",this.$popupContainer).length>0},updateOptGroups:function(){var e=t(".multiselect-group",this.$popupContainer),i=this.options.selectedClass;e.each((function(){var e=t(this).nextUntil(".multiselect-group").not(".multiselect-filter-hidden").not(".disabled"),s=!0;e.each((function(){t("input",this).prop("checked")||(s=!1)})),i&&(s?t(this).addClass(i):t(this).removeClass(i)),t("input",this).prop("checked",s)}))},updateSelectAll:function(e){if(this.hasSelectAll()){var i=t(".multiselect-option:not(.multiselect-filter-hidden):not(.multiselect-group):not(.disabled) input:enabled",this.$popupContainer),s=i.length,o=i.filter(":checked").length,n=t(".multiselect-all",this.$popupContainer),l=n.find("input");o>0&&o===s?(l.prop("checked",!0),n.addClass(this.options.selectedClass)):(l.prop("checked",!1),n.removeClass(this.options.selectedClass))}},updateButtonText:function(){var e=this.getSelected();this.options.enableHTML?t(".multiselect .multiselect-selected-text",this.$container).html(this.options.buttonText(e,this.$select)):t(".multiselect .multiselect-selected-text",this.$container).text(this.options.buttonText(e,this.$select)),t(".multiselect",this.$container).attr("title",this.options.buttonTitle(e,this.$select)),this.$button.trigger("change")},getSelected:function(){return t("option",this.$select).filter(":selected")},getOptionById:function(t){return t?this.$select.find("option[data-multiselectid="+t+"], optgroup[data-multiselectid="+t+"]"):null},getInputsByValue:function(e){for(var i=t(".multiselect-option input:not(.multiselect-search)",this.$popupContainer),s=e.toString(),o=[],n=0;n<i.length;n+=1){var l=i[n];l.value===s&&o.push(t(l))}return o},updateOriginalOptions:function(){this.originalOptions=this.$select.clone()[0].options},asyncFunction:function(t,e,i){var s=Array.prototype.slice.call(arguments,3);return setTimeout((function(){t.apply(i||window,s)}),e)},setAllSelectedText:function(t){this.options.allSelectedText=t,this.updateButtonText()},isFirefox:function(){return!(!navigator||!navigator.userAgent)&&navigator.userAgent.toLocaleLowerCase().indexOf("firefox")>-1},createAndApplyUniqueId:function(t){var e="multiselect_"+this.multiselectId+"_"+this.internalIdCount++;return t&&(t[0].dataset.multiselectid=e),e},generateUniqueId:function(){return Math.random().toString(36).substr(2)}},t.fn.multiselect=function(e,s,o){return this.each((function(){var n=t(this).data("multiselect");n||(n=new i(this,"object"==typeof e&&e)),"string"==typeof e&&n[e](s,o)}))},t.fn.multiselect.Constructor=i,t((function(){t("select[data-role=multiselect]").multiselect()}))}));
44 + (function (root, factory) {
45 + // check to see if 'knockout' AMD module is specified if using requirejs
46 + if (typeof define === 'function' && define.amd &&
47 + typeof require === 'function' && typeof require.specified === 'function' && require.specified('knockout')) {
48 +
49 + // AMD. Register as an anonymous module.
50 + define(['jquery', 'knockout'], factory);
51 + } else {
52 + // Browser globals
53 + factory(root.jQuery, root.ko);
54 + }
55 +})(this, function ($, ko) {
56 + "use strict";// jshint ;_;
57 +
58 + if (typeof ko !== 'undefined' && ko.bindingHandlers && !ko.bindingHandlers.multiselect) {
59 + ko.bindingHandlers.multiselect = {
60 + after: ['options', 'value', 'selectedOptions', 'enable', 'disable'],
61 +
62 + init: function (element, valueAccessor, allBindings, viewModel, bindingContext) {
63 + var $element = $(element);
64 + var config = ko.toJS(valueAccessor());
65 +
66 + $element.multiselect(config);
67 +
68 + if (allBindings.has('options')) {
69 + var options = allBindings.get('options');
70 + if (ko.isObservable(options)) {
71 + ko.computed({
72 + read: function () {
73 + options();
74 + setTimeout(function () {
75 + var ms = $element.data('multiselect');
76 + if (ms)
77 + ms.updateOriginalOptions();//Not sure how beneficial this is.
78 + $element.multiselect('rebuild');
79 + }, 1);
80 + },
81 + disposeWhenNodeIsRemoved: element
82 + });
83 + }
84 + }
85 +
86 + //value and selectedOptions are two-way, so these will be triggered even by our own actions.
87 + //It needs some way to tell if they are triggered because of us or because of outside change.
88 + //It doesn't loop but it's a waste of processing.
89 + if (allBindings.has('value')) {
90 + var value = allBindings.get('value');
91 + if (ko.isObservable(value)) {
92 + ko.computed({
93 + read: function () {
94 + value();
95 + setTimeout(function () {
96 + $element.multiselect('refresh');
97 + }, 1);
98 + },
99 + disposeWhenNodeIsRemoved: element
100 + }).extend({ rateLimit: 100, notifyWhenChangesStop: true });
101 + }
102 + }
103 +
104 + //Switched from arrayChange subscription to general subscription using 'refresh'.
105 + //Not sure performance is any better using 'select' and 'deselect'.
106 + if (allBindings.has('selectedOptions')) {
107 + var selectedOptions = allBindings.get('selectedOptions');
108 + if (ko.isObservable(selectedOptions)) {
109 + ko.computed({
110 + read: function () {
111 + selectedOptions();
112 + setTimeout(function () {
113 + $element.multiselect('refresh');
114 + }, 1);
115 + },
116 + disposeWhenNodeIsRemoved: element
117 + }).extend({ rateLimit: 100, notifyWhenChangesStop: true });
118 + }
119 + }
120 +
121 + var setEnabled = function (enable) {
122 + setTimeout(function () {
123 + if (enable)
124 + $element.multiselect('enable');
125 + else
126 + $element.multiselect('disable');
127 + });
128 + };
129 +
130 + if (allBindings.has('enable')) {
131 + var enable = allBindings.get('enable');
132 + if (ko.isObservable(enable)) {
133 + ko.computed({
134 + read: function () {
135 + setEnabled(enable());
136 + },
137 + disposeWhenNodeIsRemoved: element
138 + }).extend({ rateLimit: 100, notifyWhenChangesStop: true });
139 + } else {
140 + setEnabled(enable);
141 + }
142 + }
143 +
144 + if (allBindings.has('disable')) {
145 + var disable = allBindings.get('disable');
146 + if (ko.isObservable(disable)) {
147 + ko.computed({
148 + read: function () {
149 + setEnabled(!disable());
150 + },
151 + disposeWhenNodeIsRemoved: element
152 + }).extend({ rateLimit: 100, notifyWhenChangesStop: true });
153 + } else {
154 + setEnabled(!disable);
155 + }
156 + }
157 +
158 + ko.utils.domNodeDisposal.addDisposeCallback(element, function () {
159 + $element.multiselect('destroy');
160 + });
161 + },
162 +
163 + update: function (element, valueAccessor, allBindings, viewModel, bindingContext) {
164 + var $element = $(element);
165 + var config = ko.toJS(valueAccessor());
166 +
167 + $element.multiselect('setOptions', config);
168 + $element.multiselect('rebuild');
169 + }
170 + };
171 + }
172 +
173 + function forEach(array, callback) {
174 + for (var index = 0; index < array.length; ++index) {
175 + callback(array[index], index);
176 + }
177 + }
178 +
179 + /**
180 + * Constructor to create a new multiselect using the given select.
181 + *
182 + * @param {jQuery} select
183 + * @param {Object} options
184 + * @returns {Multiselect}
185 + */
186 + function Multiselect(select, options) {
187 +
188 + this.$select = $(select);
189 + this.options = this.mergeOptions($.extend({}, options, this.$select.data()));
190 +
191 + // Placeholder via data attributes
192 + if (this.$select.attr("data-placeholder")) {
193 + this.options.nonSelectedText = this.$select.data("placeholder");
194 + }
195 +
196 + // Initialization.
197 + // We have to clone to create a new reference.
198 + this.originalOptions = this.$select.clone()[0].options;
199 + this.query = '';
200 + this.searchTimeout = null;
201 + this.lastToggledInput = null;
202 +
203 + this.options.multiple = this.$select.attr('multiple') === "multiple";
204 + this.options.onChange = $.proxy(this.options.onChange, this);
205 + this.options.onSelectAll = $.proxy(this.options.onSelectAll, this);
206 + this.options.onDeselectAll = $.proxy(this.options.onDeselectAll, this);
207 + this.options.onDropdownShow = $.proxy(this.options.onDropdownShow, this);
208 + this.options.onDropdownHide = $.proxy(this.options.onDropdownHide, this);
209 + this.options.onDropdownShown = $.proxy(this.options.onDropdownShown, this);
210 + this.options.onDropdownHidden = $.proxy(this.options.onDropdownHidden, this);
211 + this.options.onInitialized = $.proxy(this.options.onInitialized, this);
212 + this.options.onFiltering = $.proxy(this.options.onFiltering, this);
213 +
214 + // Build select all if enabled.
215 + this.buildContainer();
216 + this.buildButton();
217 + this.buildDropdown();
218 + this.buildReset();
219 + this.buildSelectAll();
220 + this.buildDropdownOptions();
221 + this.buildFilter();
222 + this.buildButtons();
223 +
224 + this.updateButtonText();
225 + this.updateSelectAll(true);
226 +
227 + if (this.options.enableClickableOptGroups && this.options.multiple) {
228 + this.updateOptGroups();
229 + }
230 +
231 + this.options.wasDisabled = this.$select.prop('disabled');
232 + if (this.options.disableIfEmpty && $('option', this.$select).length <= 0 && !this.options.wasDisabled) {
233 + this.disable(true);
234 + }
235 +
236 + this.$select.wrap('<span class="multiselect-native-select" />').after(this.$container);
237 + this.$select.prop('tabindex', '-1');
238 +
239 + if (this.options.widthSynchronizationMode !== 'never') {
240 + this.synchronizeButtonAndPopupWidth();
241 + }
242 +
243 + this.options.onInitialized(this.$select, this.$container);
244 + }
245 +
246 + Multiselect.prototype = {
247 +
248 + defaults: {
249 + /**
250 + * Default text function will either print 'None selected' in case no
251 + * option is selected or a list of the selected options up to a length
252 + * of 3 selected options.
253 + *
254 + * @param {jQuery} options
255 + * @param {jQuery} select
256 + * @returns {String}
257 + */
258 + buttonText: function (selectedOptions, select) {
259 + if (this.disabledText.length > 0 && select.prop('disabled')) {
260 + return this.disabledText;
261 + }
262 + else if (selectedOptions.length === 0) {
263 + return this.nonSelectedText;
264 + }
265 + else if (this.allSelectedText
266 + && selectedOptions.length === $('option', $(select)).length
267 + && $('option', $(select)).length !== 1
268 + && this.multiple) {
269 +
270 + if (this.selectAllNumber) {
271 + return this.allSelectedText + ' (' + selectedOptions.length + ')';
272 + }
273 + else {
274 + return this.allSelectedText;
275 + }
276 + }
277 + else if (this.numberDisplayed != 0 && selectedOptions.length > this.numberDisplayed) {
278 + return selectedOptions.length + ' ' + this.nSelectedText;
279 + }
280 + else {
281 + var selected = '';
282 + var delimiter = this.delimiterText;
283 +
284 + selectedOptions.each(function () {
285 + var label = ($(this).attr('label') !== undefined) ? $(this).attr('label') : $(this).text();
286 + selected += label + delimiter;
287 + });
288 +
289 + return selected.substr(0, selected.length - this.delimiterText.length);
290 + }
291 + },
292 + /**
293 + * Updates the title of the button similar to the buttonText function.
294 + *
295 + * @param {jQuery} options
296 + * @param {jQuery} select
297 + * @returns {@exp;selected@call;substr}
298 + */
299 + buttonTitle: function (options, select) {
300 + if (options.length === 0) {
301 + return this.nonSelectedText;
302 + }
303 + else {
304 + var selected = '';
305 + var delimiter = this.delimiterText;
306 +
307 + options.each(function () {
308 + var label = ($(this).attr('label') !== undefined) ? $(this).attr('label') : $(this).text();
309 + selected += label + delimiter;
310 + });
311 + return selected.substr(0, selected.length - this.delimiterText.length);
312 + }
313 + },
314 + checkboxName: function (option) {
315 + return false; // no checkbox name
316 + },
317 + /**
318 + * Create a label.
319 + *
320 + * @param {jQuery} element
321 + * @returns {String}
322 + */
323 + optionLabel: function (element) {
324 + return $(element).attr('label') || $(element).text();
325 + },
326 + /**
327 + * Create a class.
328 + *
329 + * @param {jQuery} element
330 + * @returns {String}
331 + */
332 + optionClass: function (element) {
333 + return $(element).attr('class') || '';
334 + },
335 + /**
336 + * Triggered on change of the multiselect.
337 + *
338 + * Not triggered when selecting/deselecting options manually.
339 + *
340 + * @param {jQuery} option
341 + * @param {Boolean} checked
342 + */
343 + onChange: function (option, checked) {
344 +
345 + },
346 + /**
347 + * Triggered when the dropdown is shown.
348 + *
349 + * @param {jQuery} event
350 + */
351 + onDropdownShow: function (event) {
352 +
353 + },
354 + /**
355 + * Triggered when the dropdown is hidden.
356 + *
357 + * @param {jQuery} event
358 + */
359 + onDropdownHide: function (event) {
360 +
361 + },
362 + /**
363 + * Triggered after the dropdown is shown.
364 + *
365 + * @param {jQuery} event
366 + */
367 + onDropdownShown: function (event) {
368 +
369 + },
370 + /**
371 + * Triggered after the dropdown is hidden.
372 + *
373 + * @param {jQuery} event
374 + */
375 + onDropdownHidden: function (event) {
376 +
377 + },
378 + /**
379 + * Triggered on select all.
380 + */
381 + onSelectAll: function () {
382 +
383 + },
384 + /**
385 + * Triggered on deselect all.
386 + */
387 + onDeselectAll: function () {
388 +
389 + },
390 + /**
391 + * Triggered after initializing.
392 + *
393 + * @param {jQuery} $select
394 + * @param {jQuery} $container
395 + */
396 + onInitialized: function ($select, $container) {
397 +
398 + },
399 + /**
400 + * Triggered on filtering.
401 + *
402 + * @param {jQuery} $filter
403 + */
404 + onFiltering: function ($filter) {
405 +
406 + },
407 + enableHTML: false,
408 + buttonClass: 'custom-select',
409 + inheritClass: false,
410 + buttonWidth: 'auto',
411 + buttonContainer: '<div class="btn-group" />',
412 + dropRight: false,
413 + dropUp: false,
414 + selectedClass: 'active',
415 + // Maximum height of the dropdown menu.
416 + // If maximum height is exceeded a scrollbar will be displayed.
417 + maxHeight: false,
418 + includeSelectAllOption: false,
419 + includeSelectAllIfMoreThan: 0,
420 + selectAllText: ' Select all',
421 + selectAllValue: 'multiselect-all',
422 + selectAllName: false,
423 + selectAllNumber: true,
424 + selectAllJustVisible: true,
425 + enableFiltering: false,
426 + enableCaseInsensitiveFiltering: false,
427 + enableFullValueFiltering: false,
428 + enableClickableOptGroups: false,
429 + enableCollapsibleOptGroups: false,
430 + collapseOptGroupsByDefault: false,
431 + filterPlaceholder: 'Search',
432 + // possible options: 'text', 'value', 'both'
433 + filterBehavior: 'text',
434 + includeFilterClearBtn: true,
435 + preventInputChangeEvent: false,
436 + nonSelectedText: 'None selected',
437 + nSelectedText: 'selected',
438 + allSelectedText: 'All selected',
439 + resetButtonText: 'Reset',
440 + numberDisplayed: 3,
441 + disableIfEmpty: false,
442 + disabledText: '',
443 + delimiterText: ', ',
444 + includeResetOption: false,
445 + includeResetDivider: false,
446 + resetText: 'Reset',
447 + indentGroupOptions: true,
448 + // possible options: 'never', 'always', 'ifPopupIsSmaller', 'ifPopupIsWider'
449 + widthSynchronizationMode: 'never',
450 + buttonTextAlignment: 'center',
451 + enableResetButton: false,
452 + templates: {
453 + button: '<button type="button" class="multiselect dropdown-toggle" data-toggle="dropdown"><span class="multiselect-selected-text"></span></button>',
454 + popupContainer: '<div class="multiselect-container dropdown-menu"></div>',
455 + filter: '<div class="multiselect-filter d-flex align-items-center"><i class="fas fa-sm fa-search text-muted"></i><input type="search" class="multiselect-search form-control" /></div>',
456 + buttonGroup: '<div class="multiselect-buttons btn-group" style="display:flex;"></div>',
457 + buttonGroupReset: '<button type="button" class="multiselect-reset btn btn-secondary btn-block"></button>',
458 + option: '<button type="button" class="multiselect-option dropdown-item"></button>',
459 + divider: '<div class="dropdown-divider"></div>',
460 + optionGroup: '<button type="button" class="multiselect-group dropdown-item"></button>',
461 + resetButton: '<div class="multiselect-reset text-center p-2"><button type="button" class="btn btn-sm btn-block btn-outline-secondary"></button></div>'
462 + }
463 + },
464 +
465 + constructor: Multiselect,
466 +
467 + /**
468 + * Builds the container of the multiselect.
469 + */
470 + buildContainer: function () {
471 + this.$container = $(this.options.buttonContainer);
472 + if (this.options.widthSynchronizationMode !== 'never') {
473 + this.$container.on('show.bs.dropdown', $.proxy(function () {
474 + // the width needs to be synchronized again in case the width of the button changed in between
475 + this.synchronizeButtonAndPopupWidth();
476 + this.options.onDropdownShow();
477 + }, this));
478 + }
479 + else {
480 + this.$container.on('show.bs.dropdown', this.options.onDropdownShow);
481 + }
482 + this.$container.on('hide.bs.dropdown', this.options.onDropdownHide);
483 + this.$container.on('shown.bs.dropdown', this.options.onDropdownShown);
484 + this.$container.on('hidden.bs.dropdown', this.options.onDropdownHidden);
485 + },
486 +
487 + /**
488 + * Builds the button of the multiselect.
489 + */
490 + buildButton: function () {
491 + this.$button = $(this.options.templates.button).addClass(this.options.buttonClass);
492 + if (this.$select.attr('class') && this.options.inheritClass) {
493 + this.$button.addClass(this.$select.attr('class'));
494 + }
495 + // Adopt active state.
496 + if (this.$select.prop('disabled')) {
497 + this.disable();
498 + }
499 + else {
500 + this.enable();
501 + }
502 +
503 + // Manually add button width if set.
504 + if (this.options.buttonWidth && this.options.buttonWidth !== 'auto') {
505 + this.$button.css({
506 + 'width': '100%' //this.options.buttonWidth,
507 + });
508 + this.$container.css({
509 + 'width': this.options.buttonWidth
510 + });
511 + }
512 +
513 + if (this.options.buttonTextAlignment) {
514 + switch (this.options.buttonTextAlignment) {
515 + case 'left':
516 + this.$button.addClass('text-left');
517 + break;
518 + case 'center':
519 + this.$button.addClass('text-center');
520 + break;
521 + case 'right':
522 + this.$button.addClass('text-right');
523 + break;
524 + }
525 + }
526 +
527 + // Keep the tab index from the select.
528 + var tabindex = this.$select.attr('tabindex');
529 + if (tabindex) {
530 + this.$button.attr('tabindex', tabindex);
531 + }
532 +
533 + this.$container.prepend(this.$button);
534 + },
535 +
536 + /**
537 + * Builds the popup container representing the dropdown menu.
538 + */
539 + buildDropdown: function () {
540 +
541 + // Build popup container.
542 + this.$popupContainer = $(this.options.templates.popupContainer);
543 +
544 + if (this.options.dropRight) {
545 + this.$container.addClass('dropright');
546 + }
547 + else if (this.options.dropUp) {
548 + this.$container.addClass("dropup");
549 + }
550 +
551 + // Set max height of dropdown menu to activate auto scrollbar.
552 + if (this.options.maxHeight) {
553 + // TODO: Add a class for this option to move the css declarations.
554 + this.$popupContainer.css({
555 + 'max-height': this.options.maxHeight + 'px',
556 + 'overflow-y': 'auto',
557 + 'overflow-x': 'hidden'
558 + });
559 + }
560 +
561 + if (this.options.widthSynchronizationMode !== 'never') {
562 + this.$popupContainer.css('overflow-x', 'hidden');
563 + }
564 +
565 + this.$popupContainer.on("touchstart click", function (e) {
566 + e.stopPropagation();
567 + });
568 +
569 + this.$container.append(this.$popupContainer);
570 + },
571 +
572 + synchronizeButtonAndPopupWidth: function () {
573 + if (!this.$popupContainer || this.options.widthSynchronizationMode === 'never') {
574 + return;
575 + }
576 +
577 + var buttonWidth = this.$button.outerWidth();
578 + switch (this.options.widthSynchronizationMode) {
579 + case 'always':
580 + this.$popupContainer.css('min-width', buttonWidth);
581 + this.$popupContainer.css('max-width', buttonWidth);
582 + break;
583 + case 'ifPopupIsSmaller':
584 + this.$popupContainer.css('min-width', buttonWidth);
585 + break;
586 + case 'ifPopupIsWider':
587 + this.$popupContainer.css('max-width', buttonWidth);
588 + break;
589 + }
590 + },
591 +
592 + /**
593 + * Build the dropdown options and binds all necessary events.
594 + *
595 + * Uses createDivider and createOptionValue to create the necessary options.
596 + */
597 + buildDropdownOptions: function () {
598 +
599 + this.$select.children().each($.proxy(function (index, element) {
600 +
601 + var $element = $(element);
602 + // Support optgroups and options without a group simultaneously.
603 + var tag = $element.prop('tagName')
604 + .toLowerCase();
605 +
606 + if ($element.prop('value') === this.options.selectAllValue) {
607 + return;
608 + }
609 +
610 + if (tag === 'optgroup') {
611 + this.createOptgroup(element);
612 + }
613 + else if (tag === 'option') {
614 +
615 + if ($element.data('role') === 'divider') {
616 + this.createDivider();
617 + }
618 + else {
619 + this.createOptionValue(element, false);
620 + }
621 +
622 + }
623 +
624 + // Other illegal tags will be ignored.
625 + }, this));
626 +
627 + // Bind the change event on the dropdown elements.
628 + $(this.$popupContainer).off('change', '> *:not(.multiselect-group) input[type="checkbox"], > *:not(.multiselect-group) input[type="radio"]');
629 + $(this.$popupContainer).on('change', '> *:not(.multiselect-group) input[type="checkbox"], > *:not(.multiselect-group) input[type="radio"]', $.proxy(function (event) {
630 + var $target = $(event.target);
631 +
632 + var checked = $target.prop('checked') || false;
633 + var isSelectAllOption = $target.val() === this.options.selectAllValue;
634 +
635 + // Apply or unapply the configured selected class.
636 + if (this.options.selectedClass) {
637 + if (checked) {
638 + $target.closest('.multiselect-option')
639 + .addClass(this.options.selectedClass);
640 + }
641 + else {
642 + $target.closest('.multiselect-option')
643 + .removeClass(this.options.selectedClass);
644 + }
645 + }
646 +
647 + // Get the corresponding option.
648 + var value = $target.val();
649 + var $option = this.getOptionByValue(value);
650 +
651 + var $optionsNotThis = $('option', this.$select).not($option);
652 + var $checkboxesNotThis = $('input', this.$container).not($target);
653 +
654 + if (isSelectAllOption) {
655 +
656 + if (checked) {
657 + this.selectAll(this.options.selectAllJustVisible, true);
658 + }
659 + else {
660 + this.deselectAll(this.options.selectAllJustVisible, true);
661 + }
662 + }
663 + else {
664 + if (checked) {
665 + $option.prop('selected', true);
666 +
667 + if (this.options.multiple) {
668 + // Simply select additional option.
669 + $option.prop('selected', true);
670 + }
671 + else {
672 + // Unselect all other options and corresponding checkboxes.
673 + if (this.options.selectedClass) {
674 + $($checkboxesNotThis).closest('.dropdown-item').removeClass(this.options.selectedClass);
675 + }
676 +
677 + $($checkboxesNotThis).prop('checked', false);
678 + $optionsNotThis.prop('selected', false);
679 +
680 + // It's a single selection, so close.
681 + this.$button.click();
682 + }
683 +
684 + if (this.options.selectedClass === "active") {
685 + $optionsNotThis.closest(".dropdown-item").css("outline", "");
686 + }
687 + }
688 + else {
689 + // Unselect option.
690 + $option.prop('selected', false);
691 + }
692 +
693 + // To prevent select all from firing onChange: #575
694 + this.options.onChange($option, checked);
695 +
696 + // Do not update select all or optgroups on select all change!
697 + this.updateSelectAll();
698 +
699 + if (this.options.enableClickableOptGroups && this.options.multiple) {
700 + this.updateOptGroups();
701 + }
702 + }
703 +
704 + this.$select.change();
705 + this.updateButtonText();
706 +
707 + if (this.options.preventInputChangeEvent) {
708 + return false;
709 + }
710 + }, this));
711 +
712 + $('.multiselect-option', this.$popupContainer).off('mousedown');
713 + $('.multiselect-option', this.$popupContainer).on('mousedown', function (e) {
714 + if (e.shiftKey) {
715 + // Prevent selecting text by Shift+click
716 + return false;
717 + }
718 + });
719 +
720 + $(this.$popupContainer).off('touchstart click', '.multiselect-option, .multiselect-all, .multiselect-group');
721 + $(this.$popupContainer).on('touchstart click', '.multiselect-option, .multiselect-all, .multiselect-group', $.proxy(function (event) {
722 + event.stopPropagation();
723 +
724 + var $target = $(event.target);
725 +
726 + if (event.shiftKey && this.options.multiple) {
727 + if (!$target.is("input")) { // Handles checkbox selection manually (see https://github.com/davidstutz/bootstrap-multiselect/issues/431)
728 + event.preventDefault();
729 + $target = $target.closest(".multiselect-option").find("input");
730 + $target.prop("checked", !$target.prop("checked"));
731 + }
732 + var checked = $target.prop('checked') || false;
733 +
734 + if (this.lastToggledInput !== null && this.lastToggledInput !== $target) { // Make sure we actually have a range
735 + var from = this.$popupContainer.find(".multiselect-option:visible").index($target.closest(".multiselect-option"));
736 + var to = this.$popupContainer.find(".multiselect-option:visible").index(this.lastToggledInput.closest(".multiselect-option"));
737 +
738 + if (from > to) { // Swap the indices
739 + var tmp = to;
740 + to = from;
741 + from = tmp;
742 + }
743 +
744 + // Make sure we grab all elements since slice excludes the last index
745 + ++to;
746 +
747 + // Change the checkboxes and underlying options
748 + var range = this.$popupContainer.find(".multiselect-option:not(.multiselect-filter-hidden)").slice(from, to).find("input");
749 +
750 + range.prop('checked', checked);
751 +
752 + if (this.options.selectedClass) {
753 + range.closest('.multiselect-option')
754 + .toggleClass(this.options.selectedClass, checked);
755 + }
756 +
757 + for (var i = 0, j = range.length; i < j; i++) {
758 + var $checkbox = $(range[i]);
759 +
760 + var $option = this.getOptionByValue($checkbox.val());
761 +
762 + $option.prop('selected', checked);
763 + }
764 + }
765 +
766 + // Trigger the select "change" event
767 + $target.trigger("change");
768 + }
769 + else if (!$target.is('input')) {
770 + var $checkbox = $target.closest('.multiselect-option, .multiselect-all').find('.form-check-input');
771 + if ($checkbox.length > 0) {
772 + if (this.options.multiple || !$checkbox.prop('checked')) {
773 + $checkbox.prop('checked', !$checkbox.prop('checked'));
774 + $checkbox.change();
775 + }
776 + }
777 + else if (this.options.enableClickableOptGroups && this.options.multiple && !$target.hasClass("caret-container")) {
778 + var groupItem = $target;
779 + if (!groupItem.hasClass("multiselect-group")) {
780 + groupItem = $target.closest('.multiselect-group');
781 + }
782 + $checkbox = groupItem.find(".form-check-input");
783 + if ($checkbox.length > 0) {
784 + $checkbox.prop('checked', !$checkbox.prop('checked'));
785 + $checkbox.change();
786 + }
787 + }
788 +
789 + event.preventDefault();
790 + }
791 +
792 + // Remembers last clicked option
793 + var $input = $target.closest(".multiselect-option").find("input[type='checkbox'], input[type='radio']");
794 + if ($input.length > 0) {
795 + this.lastToggledInput = $target;
796 + }
797 + else {
798 + this.lastToggledInput = null;
799 + }
800 +
801 + $target.blur();
802 + }, this));
803 +
804 + //Keyboard support.
805 + this.$container.off('keydown.multiselect').on('keydown.multiselect', $.proxy(function (event) {
806 + var $items = $(this.$container).find(".multiselect-option:not(.disabled), .multiselect-group:not(.disabled), .multiselect-all").filter(":visible");
807 + var index = $items.index($items.filter(':focus'));
808 + var $search = $('.multiselect-search', this.$container);
809 +
810 + // keyCode 9 == Tab
811 + if (event.keyCode === 9 && this.$container.hasClass('show')) {
812 + this.$button.click();
813 + }
814 + // keyCode 13 = Enter
815 + else if (event.keyCode == 13) {
816 + var $current = $items.eq(index);
817 + setTimeout(function () {
818 + $current.focus();
819 + }, 1);
820 + }
821 + // keyCode 38 = Arrow Up
822 + else if (event.keyCode == 38) {
823 + if (index == 0 && !$search.is(':focus')) {
824 + setTimeout(function () {
825 + $search.focus();
826 + }, 1);
827 + }
828 + }
829 + // keyCode 40 = Arrow Down
830 + else if (event.keyCode == 40) {
831 + if ($search.is(':focus')) {
832 + var $first = $items.eq(0);
833 + setTimeout(function () {
834 + $search.blur();
835 + $first.focus();
836 + }, 1);
837 + }
838 + else if (index == -1) {
839 + setTimeout(function () {
840 + $search.focus();
841 + }, 1);
842 + }
843 + }
844 + }, this));
845 +
846 + if (this.options.enableClickableOptGroups && this.options.multiple) {
847 + $(".multiselect-group input", this.$popupContainer).off("change");
848 + $(".multiselect-group input", this.$popupContainer).on("change", $.proxy(function (event) {
849 + event.stopPropagation();
850 +
851 + var $target = $(event.target);
852 + var checked = $target.prop('checked') || false;
853 +
854 + var $item = $(event.target).closest('.dropdown-item');
855 + var $group = $item.nextUntil(".multiselect-group")
856 + .not('.multiselect-filter-hidden')
857 + .not('.disabled');
858 +
859 + var $inputs = $group.find("input");
860 +
861 + var $options = [];
862 +
863 + if (this.options.selectedClass) {
864 + if (checked) {
865 + $item.addClass(this.options.selectedClass);
866 + }
867 + else {
868 + $item.removeClass(this.options.selectedClass);
869 + }
870 + }
871 +
872 + $.each($inputs, $.proxy(function (index, input) {
873 + var $input = $(input);
874 + var value = $input.val();
875 + var $option = this.getOptionByValue(value);
876 +
877 + if (checked) {
878 + $input.prop('checked', true);
879 + $input.closest('.dropdown-item')
880 + .addClass(this.options.selectedClass);
881 +
882 + $option.prop('selected', true);
883 + }
884 + else {
885 + $input.prop('checked', false);
886 + $input.closest('.dropdown-item')
887 + .removeClass(this.options.selectedClass);
888 +
889 + $option.prop('selected', false);
890 + }
891 +
892 + $options.push(this.getOptionByValue(value));
893 + }, this))
894 +
895 + // Cannot use select or deselect here because it would call updateOptGroups again.
896 +
897 + this.options.onChange($options, checked);
898 +
899 + this.$select.change();
900 + this.updateButtonText();
901 + this.updateSelectAll();
902 + }, this));
903 + }
904 +
905 + if (this.options.enableCollapsibleOptGroups && this.options.multiple) {
906 + $(".multiselect-group .caret-container", this.$popupContainer).off("click");
907 + $(".multiselect-group .caret-container", this.$popupContainer).on("click", $.proxy(function (event) {
908 + var $group = $(event.target).closest('.multiselect-group');
909 + var $inputs = $group.nextUntil(".multiselect-group")
910 + .not('.multiselect-filter-hidden');
911 +
912 + var visible = true;
913 + $inputs.each(function () {
914 + visible = visible && !$(this).hasClass('multiselect-collapsible-hidden');
915 + });
916 +
917 + if (visible) {
918 + $inputs.hide()
919 + .addClass('multiselect-collapsible-hidden');
920 + }
921 + else {
922 + $inputs.show()
923 + .removeClass('multiselect-collapsible-hidden');
924 + }
925 + }, this));
926 + }
927 + },
928 +
929 + /**
930 + * Create a checkbox container with input and label based on given values
931 + * @param {JQuery} $item
932 + * @param {String} label
933 + * @param {String} name
934 + * @param {String} value
935 + * @param {String} inputType
936 + * @returns {JQuery}
937 + */
938 + createCheckbox: function ($item, labelContent, name, value, title, inputType) {
939 + var $wrapper = $('<span />');
940 + $wrapper.addClass("form-check");
941 +
942 + if (this.options.enableHTML && $(labelContent).length > 0) {
943 + var $checkboxLabel = $('<label class="form-check-label" />');
944 + $checkboxLabel.html(labelContent);
945 + $wrapper.append($checkboxLabel);
946 + }
947 + else {
948 + var $checkboxLabel = $('<label class="form-check-label" />');
949 + $checkboxLabel.text(labelContent);
950 + $wrapper.append($checkboxLabel);
951 + }
952 +
953 + var $checkbox = $('<input class="form-check-input"/>').attr('type', inputType);
954 + $checkbox.val(value);
955 + $wrapper.prepend($checkbox);
956 +
957 + if (name) {
958 + $checkbox.attr('name', name);
959 + }
960 +
961 + $item.prepend($wrapper);
962 + $item.attr("title", title || labelContent);
963 +
964 + return $checkbox;
965 + },
966 +
967 + /**
968 + * Create an option using the given select option.
969 + *
970 + * @param {jQuery} element
971 + */
972 + createOptionValue: function (element, isGroupOption) {
973 + var $element = $(element);
974 + if ($element.is(':selected')) {
975 + $element.prop('selected', true);
976 + }
977 +
978 + // Support the label attribute on options.
979 + var label = this.options.optionLabel(element);
980 + var classes = this.options.optionClass(element);
981 + var value = $element.val();
982 + var inputType = this.options.multiple ? "checkbox" : "radio";
983 + var title = $element.attr('title');
984 +
985 + var $option = $(this.options.templates.option);
986 + $option.addClass(classes);
987 +
988 + if (isGroupOption && this.options.indentGroupOptions) {
989 + $option.addClass("multiselect-group-option-indented")
990 + }
991 +
992 + // Hide all children items when collapseOptGroupsByDefault is true
993 + if (this.options.collapseOptGroupsByDefault && $(element).parent().prop("tagName").toLowerCase() === "optgroup") {
994 + $option.addClass("multiselect-collapsible-hidden");
995 + $option.hide();
996 + }
997 +
998 + var name = this.options.checkboxName($element);
999 + var $checkbox = this.createCheckbox($option, label, name, value, title, inputType);
1000 +
1001 + var selected = $element.prop('selected') || false;
1002 +
1003 + if (value === this.options.selectAllValue) {
1004 + $option.addClass("multiselect-all");
1005 + $option.removeClass("multiselect-option");
1006 + $checkbox.parent().parent()
1007 + .addClass('multiselect-all');
1008 + }
1009 +
1010 + this.$popupContainer.append($option);
1011 +
1012 + if ($element.is(':disabled')) {
1013 + $checkbox.attr('disabled', 'disabled')
1014 + .prop('disabled', true)
1015 + .closest('.dropdown-item')
1016 + .addClass('disabled');
1017 + }
1018 +
1019 + $checkbox.prop('checked', selected);
1020 +
1021 + if (selected && this.options.selectedClass) {
1022 + $checkbox.closest('.dropdown-item')
1023 + .addClass(this.options.selectedClass);
1024 + }
1025 + },
1026 +
1027 + /**
1028 + * Creates a divider using the given select option.
1029 + *
1030 + * @param {jQuery} element
1031 + */
1032 + createDivider: function (element) {
1033 + var $divider = $(this.options.templates.divider);
1034 + this.$popupContainer.append($divider);
1035 + },
1036 +
1037 + /**
1038 + * Creates an optgroup.
1039 + *
1040 + * @param {jQuery} group
1041 + */
1042 + createOptgroup: function (group) {
1043 + var $group = $(group);
1044 + var label = $group.attr("label");
1045 + var value = $group.attr("value");
1046 + var title = $group.attr('title');
1047 +
1048 + var $groupOption = $("<span class='multiselect-group dropdown-item-text'></span>");
1049 +
1050 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1051 + $groupOption = $(this.options.templates.optionGroup);
1052 + var $checkbox = this.createCheckbox($groupOption, label, null, value, title, "checkbox");
1053 + }
1054 + else {
1055 + if (this.options.enableHTML) {
1056 + $groupOption.html(" " + label);
1057 + }
1058 + else {
1059 + $groupOption.text(" " + label);
1060 + }
1061 + }
1062 +
1063 + var classes = this.options.optionClass(group);
1064 + $groupOption.addClass(classes);
1065 +
1066 + if (this.options.enableCollapsibleOptGroups && this.options.multiple) {
1067 + $groupOption.find('.form-check').addClass('d-inline-block');
1068 + $groupOption.append('<span class="caret-container dropdown-toggle pl-1"></span>');
1069 + }
1070 +
1071 + if ($group.is(':disabled')) {
1072 + $groupOption.addClass('disabled');
1073 + }
1074 +
1075 + this.$popupContainer.append($groupOption);
1076 +
1077 + $("option", group).each($.proxy(function ($, group) {
1078 + this.createOptionValue(group, true);
1079 + }, this));
1080 + },
1081 +
1082 + /**
1083 + * Build the reset.
1084 + *
1085 + */
1086 + buildReset: function () {
1087 + if (this.options.includeResetOption) {
1088 +
1089 + // Check whether to add a divider after the reset.
1090 + if (this.options.includeResetDivider) {
1091 + var divider = $(this.options.templates.divider);
1092 + divider.addClass("mt-0");
1093 + this.$popupContainer.prepend(divider);
1094 + }
1095 +
1096 + var $resetButton = $(this.options.templates.resetButton);
1097 +
1098 + if (this.options.enableHTML) {
1099 + $('button', $resetButton).html(this.options.resetText);
1100 + }
1101 + else {
1102 + $('button', $resetButton).text(this.options.resetText);
1103 + }
1104 +
1105 + $('button', $resetButton).click($.proxy(function () {
1106 + this.clearSelection();
1107 + }, this));
1108 +
1109 + this.$popupContainer.prepend($resetButton);
1110 + }
1111 + },
1112 +
1113 + /**
1114 + * Build the select all.
1115 + *
1116 + * Checks if a select all has already been created.
1117 + */
1118 + buildSelectAll: function () {
1119 + if (typeof this.options.selectAllValue === 'number') {
1120 + this.options.selectAllValue = this.options.selectAllValue.toString();
1121 + }
1122 +
1123 + var alreadyHasSelectAll = this.hasSelectAll();
1124 +
1125 + if (!alreadyHasSelectAll && this.options.includeSelectAllOption && this.options.multiple
1126 + && $('option', this.$select).length > this.options.includeSelectAllIfMoreThan) {
1127 +
1128 + // Check whether to add a divider after the select all.
1129 + if (this.options.includeSelectAllDivider) {
1130 + this.$popupContainer.prepend($(this.options.templates.divider));
1131 + }
1132 +
1133 + var $option = $(this.options.templates.li || this.options.templates.option);
1134 + var $checkbox = this.createCheckbox($option, this.options.selectAllText, this.options.selectAllName, this.options.selectAllValue, this.options.selectAllText, "checkbox");
1135 +
1136 + $option.addClass("multiselect-all");
1137 + $option.removeClass("multiselect-option");
1138 + $option.find(".form-check-label").addClass("font-weight-bold");
1139 +
1140 + this.$popupContainer.prepend($option);
1141 +
1142 + $checkbox.prop('checked', false);
1143 + }
1144 + },
1145 +
1146 + /**
1147 + * Builds the filter.
1148 + */
1149 + buildFilter: function () {
1150 +
1151 + // Build filter if filtering OR case insensitive filtering is enabled and the number of options exceeds (or equals) enableFilterLength.
1152 + if (this.options.enableFiltering || this.options.enableCaseInsensitiveFiltering) {
1153 + var enableFilterLength = Math.max(this.options.enableFiltering, this.options.enableCaseInsensitiveFiltering);
1154 +
1155 + if (this.$select.find('option').length >= enableFilterLength) {
1156 +
1157 + this.$filter = $(this.options.templates.filter);
1158 + $('input', this.$filter).attr('placeholder', this.options.filterPlaceholder);
1159 +
1160 + // Handles optional filter clear button
1161 + if (!this.options.includeFilterClearBtn) {
1162 + this.$filter.find(".multiselect-search").attr("type", "text");
1163 +
1164 + // Remove clear button if the old design of the filter with input groups and separated clear button is used
1165 + this.$filter.find(".multiselect-clear-filter").remove();
1166 + }
1167 + else {
1168 + // Firefox does not support a clear button in search inputs right now therefore it must be added manually
1169 + if (this.isFirefox() && this.$filter.find(".multiselect-clear-filter").length === 0) {
1170 + this.$filter.append("<i class='fas fa-times text-muted multiselect-clear-filter multiselect-moz-clear-filter'></i>");
1171 + }
1172 +
1173 + this.$filter.find(".multiselect-clear-filter").on('click', $.proxy(function (event) {
1174 + clearTimeout(this.searchTimeout);
1175 +
1176 + this.query = '';
1177 + this.$filter.find('.multiselect-search').val('');
1178 + $('.dropdown-item', this.$popupContainer).show().removeClass('multiselect-filter-hidden');
1179 +
1180 + this.updateSelectAll();
1181 +
1182 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1183 + this.updateOptGroups();
1184 + }
1185 +
1186 + }, this));
1187 + }
1188 +
1189 + this.$popupContainer.prepend(this.$filter);
1190 +
1191 + this.$filter.val(this.query).on('click', function (event) {
1192 + event.stopPropagation();
1193 + }).on('input keydown', $.proxy(function (event) {
1194 + // Cancel enter key default behaviour
1195 + if (event.which === 13) {
1196 + event.preventDefault();
1197 + }
1198 +
1199 + if (this.isFirefox() && this.options.includeFilterClearBtn) {
1200 + if (event.target.value) {
1201 + this.$filter.find(".multiselect-moz-clear-filter").show();
1202 + }
1203 + else {
1204 + this.$filter.find(".multiselect-moz-clear-filter").hide();
1205 + }
1206 + }
1207 +
1208 + // This is useful to catch "keydown" events after the browser has updated the control.
1209 + clearTimeout(this.searchTimeout);
1210 +
1211 + this.searchTimeout = this.asyncFunction($.proxy(function () {
1212 +
1213 + if (this.query !== event.target.value) {
1214 + this.query = event.target.value;
1215 +
1216 + var currentGroup, currentGroupVisible;
1217 + $.each($('.multiselect-option, .multiselect-group', this.$popupContainer), $.proxy(function (index, element) {
1218 + var value = $('input', element).length > 0 ? $('input', element).val() : "";
1219 + var text = $('.form-check-label', element).text();
1220 +
1221 + var filterCandidate = '';
1222 + if ((this.options.filterBehavior === 'text')) {
1223 + filterCandidate = text;
1224 + }
1225 + else if ((this.options.filterBehavior === 'value')) {
1226 + filterCandidate = value;
1227 + }
1228 + else if (this.options.filterBehavior === 'both') {
1229 + filterCandidate = text + '\n' + value;
1230 + }
1231 +
1232 + if (value !== this.options.selectAllValue && text) {
1233 +
1234 + // By default lets assume that element is not
1235 + // interesting for this search.
1236 + var showElement = false;
1237 +
1238 + if (this.options.enableCaseInsensitiveFiltering) {
1239 + filterCandidate = filterCandidate.toLowerCase();
1240 + this.query = this.query.toLowerCase();
1241 + }
1242 +
1243 + if (this.options.enableFullValueFiltering && this.options.filterBehavior !== 'both') {
1244 + var valueToMatch = filterCandidate.trim().substring(0, this.query.length);
1245 + if (this.query.indexOf(valueToMatch) > -1) {
1246 + showElement = true;
1247 + }
1248 + }
1249 + else if (filterCandidate.indexOf(this.query) > -1) {
1250 + showElement = true;
1251 + }
1252 +
1253 + // Toggle current element (group or group item) according to showElement boolean.
1254 + if (!showElement) {
1255 + $(element).css('display', 'none');
1256 + $(element).addClass('multiselect-filter-hidden');
1257 + }
1258 + if (showElement) {
1259 + $(element).css('display', 'block');
1260 + $(element).removeClass('multiselect-filter-hidden');
1261 + }
1262 +
1263 + // Differentiate groups and group items.
1264 + if ($(element).hasClass('multiselect-group')) {
1265 + // Remember group status.
1266 + currentGroup = element;
1267 + currentGroupVisible = showElement;
1268 + }
1269 + else {
1270 + // Show group name when at least one of its items is visible.
1271 + if (showElement) {
1272 + $(currentGroup).show()
1273 + .removeClass('multiselect-filter-hidden');
1274 + }
1275 +
1276 + // Show all group items when group name satisfies filter.
1277 + if (!showElement && currentGroupVisible) {
1278 + $(element).show()
1279 + .removeClass('multiselect-filter-hidden');
1280 + }
1281 + }
1282 + }
1283 + }, this));
1284 + }
1285 +
1286 + this.updateSelectAll();
1287 +
1288 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1289 + this.updateOptGroups();
1290 + }
1291 +
1292 + this.updatePopupPosition();
1293 +
1294 + this.options.onFiltering(event.target);
1295 +
1296 + }, this), 300, this);
1297 + }, this));
1298 + }
1299 + }
1300 + },
1301 +
1302 + /**
1303 + * Builds the filter.
1304 + */
1305 + buildButtons: function () {
1306 + if (this.options.enableResetButton) {
1307 + var $buttonGroup = $(this.options.templates.buttonGroup);
1308 + this.$buttonGroupReset = $(this.options.templates.buttonGroupReset).text(this.options.resetButtonText);
1309 + $buttonGroup.append(this.$buttonGroupReset);
1310 + this.$popupContainer.prepend($buttonGroup);
1311 +
1312 + // We save all options that were previously selected.
1313 + this.defaultSelection = {};
1314 + $('option', this.$select).each($.proxy(function(index, element) {
1315 + var $option = $(element);
1316 + this.defaultSelection[$option.val()] = $option.prop('selected');
1317 + }, this));
1318 +
1319 + this.$buttonGroupReset.on('click', $.proxy(function(event) {
1320 + $('option', this.$select).each($.proxy(function(index, element) {
1321 + var $option = $(element);
1322 + $option.prop('selected', this.defaultSelection[$option.val()]);
1323 + }, this));
1324 + this.refresh();
1325 +
1326 + if (this.options.enableFiltering) {
1327 + this.$filter.trigger('keydown');
1328 + $('input', this.$filter).val('');
1329 + }
1330 + }, this));
1331 + }
1332 + },
1333 +
1334 + updatePopupPosition: function() {
1335 + // prevent gaps between popup and select when filter is used (#1199)
1336 + var transformMatrix = this.$popupContainer.css("transform");
1337 + var matrixType = transformMatrix.substring(0, transformMatrix.indexOf('('));
1338 + var values = transformMatrix.substring(transformMatrix.indexOf('(') + 1, transformMatrix.length - 1);
1339 + var valuesArray = values.split(',');
1340 +
1341 + var valueIndex = 5;
1342 + if(matrixType === "matrix3d") {
1343 + valueIndex = 13;
1344 + }
1345 +
1346 + var yTransformation = valuesArray[valueIndex];
1347 + // Need to check to avoid errors when testing and in some other situations.
1348 + yTransformation = typeof yTransformation === 'undefined' ? 0 : yTransformation.trim();
1349 + if (yTransformation < 0) {
1350 + yTransformation = this.$popupContainer.css("height").replace('px', '') * -1;
1351 + valuesArray[valueIndex] = yTransformation;
1352 + transformMatrix = matrixType + '(' + valuesArray.join(',') + ')';
1353 + this.$popupContainer.css("transform", transformMatrix);
1354 + }
1355 + },
1356 +
1357 + /**
1358 + * Unbinds the whole plugin.
1359 + */
1360 + destroy: function () {
1361 + this.$container.remove();
1362 + this.$select.unwrap();
1363 + this.$select.show();
1364 +
1365 + // reset original state
1366 + this.$select.prop('disabled', this.options.wasDisabled);
1367 +
1368 + this.$select.data('multiselect', null);
1369 + },
1370 +
1371 + /**
1372 + * Refreshs the multiselect based on the selected options of the select.
1373 + */
1374 + refresh: function () {
1375 + var inputs = {};
1376 + $('.multiselect-option input', this.$popupContainer).each(function () {
1377 + inputs[$(this).val()] = $(this);
1378 + });
1379 +
1380 + $('option', this.$select).each($.proxy(function (index, element) {
1381 + var $elem = $(element);
1382 + var $input = inputs[$(element).val()];
1383 +
1384 + if ($elem.is(':selected')) {
1385 + $input.prop('checked', true);
1386 +
1387 + if (this.options.selectedClass) {
1388 + $input.closest('.multiselect-option')
1389 + .addClass(this.options.selectedClass);
1390 + }
1391 + }
1392 + else {
1393 + $input.prop('checked', false);
1394 +
1395 + if (this.options.selectedClass) {
1396 + $input.closest('.multiselect-option')
1397 + .removeClass(this.options.selectedClass);
1398 + }
1399 + }
1400 +
1401 + if ($elem.is(":disabled")) {
1402 + $input.attr('disabled', 'disabled')
1403 + .prop('disabled', true)
1404 + .closest('.multiselect-option')
1405 + .addClass('disabled');
1406 + }
1407 + else {
1408 + $input.prop('disabled', false)
1409 + .closest('.multiselect-option')
1410 + .removeClass('disabled');
1411 + }
1412 + }, this));
1413 +
1414 + this.updateButtonText();
1415 + this.updateSelectAll();
1416 +
1417 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1418 + this.updateOptGroups();
1419 + }
1420 + },
1421 +
1422 + /**
1423 + * Select all options of the given values.
1424 + *
1425 + * If triggerOnChange is set to true, the on change event is triggered if
1426 + * and only if one value is passed.
1427 + *
1428 + * @param {Array} selectValues
1429 + * @param {Boolean} triggerOnChange
1430 + */
1431 + select: function (selectValues, triggerOnChange) {
1432 + if (!$.isArray(selectValues)) {
1433 + selectValues = [selectValues];
1434 + }
1435 +
1436 + for (var i = 0; i < selectValues.length; i++) {
1437 + var value = selectValues[i];
1438 +
1439 + if (value === null || value === undefined) {
1440 + continue;
1441 + }
1442 +
1443 + var $option = this.getOptionByValue(value);
1444 + var $checkbox = this.getInputByValue(value);
1445 +
1446 + if ($option === undefined || $checkbox === undefined) {
1447 + continue;
1448 + }
1449 +
1450 + if (this.options.selectedClass) {
1451 + $checkbox.closest('.dropdown-item')
1452 + .addClass(this.options.selectedClass);
1453 + }
1454 +
1455 + $checkbox.prop('checked', true);
1456 + $option.prop('selected', true);
1457 +
1458 + if (!this.options.multiple) {
1459 + var $checkboxesNotThis = $('input', this.$container).not($checkbox);
1460 + $($checkboxesNotThis).prop('checked', false);
1461 + $($checkboxesNotThis).closest('.multiselect-option').removeClass("active")
1462 +
1463 + var $optionsNotThis = $('option', this.$select).not($option);
1464 + $optionsNotThis.prop('selected', false);
1465 + }
1466 +
1467 + if (triggerOnChange) {
1468 + this.options.onChange($option, true);
1469 + }
1470 + }
1471 +
1472 + this.updateButtonText();
1473 + this.updateSelectAll();
1474 +
1475 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1476 + this.updateOptGroups();
1477 + }
1478 + },
1479 +
1480 + /**
1481 + * Clears all selected items.
1482 + */
1483 + clearSelection: function () {
1484 + this.deselectAll(false);
1485 + this.updateButtonText();
1486 + this.updateSelectAll();
1487 +
1488 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1489 + this.updateOptGroups();
1490 + }
1491 + },
1492 +
1493 + /**
1494 + * Deselects all options of the given values.
1495 + *
1496 + * If triggerOnChange is set to true, the on change event is triggered, if
1497 + * and only if one value is passed.
1498 + *
1499 + * @param {Array} deselectValues
1500 + * @param {Boolean} triggerOnChange
1501 + */
1502 + deselect: function (deselectValues, triggerOnChange) {
1503 + if (!this.options.multiple) {
1504 + // In single selection mode at least on option needs to be selected
1505 + return;
1506 + }
1507 +
1508 + if (!$.isArray(deselectValues)) {
1509 + deselectValues = [deselectValues];
1510 + }
1511 +
1512 + for (var i = 0; i < deselectValues.length; i++) {
1513 + var value = deselectValues[i];
1514 +
1515 + if (value === null || value === undefined) {
1516 + continue;
1517 + }
1518 +
1519 + var $option = this.getOptionByValue(value);
1520 + var $checkbox = this.getInputByValue(value);
1521 +
1522 + if ($option === undefined || $checkbox === undefined) {
1523 + continue;
1524 + }
1525 +
1526 + if (this.options.selectedClass) {
1527 + $checkbox.closest('.dropdown-item')
1528 + .removeClass(this.options.selectedClass);
1529 + }
1530 +
1531 + $checkbox.prop('checked', false);
1532 + $option.prop('selected', false);
1533 +
1534 + if (triggerOnChange) {
1535 + this.options.onChange($option, false);
1536 + }
1537 + }
1538 +
1539 + this.updateButtonText();
1540 + this.updateSelectAll();
1541 +
1542 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1543 + this.updateOptGroups();
1544 + }
1545 + },
1546 +
1547 + /**
1548 + * Selects all enabled & visible options.
1549 + *
1550 + * If justVisible is true or not specified, only visible options are selected.
1551 + *
1552 + * @param {Boolean} justVisible
1553 + * @param {Boolean} triggerOnSelectAll
1554 + */
1555 + selectAll: function (justVisible, triggerOnSelectAll) {
1556 + if (!this.options.multiple) {
1557 + // In single selection mode only one option can be selected at a time
1558 + return;
1559 + }
1560 +
1561 + // Record all changes, i.e., options selected that were not selected before.
1562 + var selected = [];
1563 + var justVisible = typeof justVisible === 'undefined' ? true : justVisible;
1564 +
1565 + if (justVisible) {
1566 + var visibleOptions = $(".multiselect-option:not(.disabled):not(.multiselect-filter-hidden)", this.$popupContainer);
1567 + $('input:enabled', visibleOptions).prop('checked', true);
1568 + visibleOptions.addClass(this.options.selectedClass);
1569 +
1570 + $('input:enabled', visibleOptions).each($.proxy(function (index, element) {
1571 + var value = $(element).val();
1572 + var option = this.getOptionByValue(value);
1573 + if (!$(option).prop('selected')) {
1574 + selected.push(option);
1575 + }
1576 + $(option).prop('selected', true);
1577 + }, this));
1578 + }
1579 + else {
1580 + var allOptions = $(".multiselect-option:not(.disabled)", this.$popupContainer);
1581 + $('input:enabled', allOptions).prop('checked', true);
1582 + allOptions.addClass(this.options.selectedClass);
1583 +
1584 + $('input:enabled', allOptions).each($.proxy(function (index, element) {
1585 + var value = $(element).val();
1586 + var option = this.getOptionByValue(value);
1587 + if (!$(option).prop('selected')) {
1588 + selected.push(option);
1589 + }
1590 + $(option).prop('selected', true);
1591 + }, this));
1592 + }
1593 +
1594 + $('.multiselect-option input[value="' + this.options.selectAllValue + '"]', this.$popupContainer).prop('checked', true);
1595 +
1596 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1597 + this.updateOptGroups();
1598 + }
1599 +
1600 + this.updateButtonText();
1601 + this.updateSelectAll();
1602 +
1603 + if (triggerOnSelectAll) {
1604 + this.options.onSelectAll(selected);
1605 + }
1606 + },
1607 +
1608 + /**
1609 + * Deselects all options.
1610 + *
1611 + * If justVisible is true or not specified, only visible options are deselected.
1612 + *
1613 + * @param {Boolean} justVisible
1614 + */
1615 + deselectAll: function (justVisible, triggerOnDeselectAll) {
1616 + if (!this.options.multiple) {
1617 + // In single selection mode at least on option needs to be selected
1618 + return;
1619 + }
1620 +
1621 + // Record changes, i.e., those options that are deselected but were not deselected before.
1622 + var deselected = [];
1623 + var justVisible = typeof justVisible === 'undefined' ? true : justVisible;
1624 +
1625 + if (justVisible) {
1626 + var visibleOptions = $(".multiselect-option:not(.disabled):not(.multiselect-filter-hidden)", this.$popupContainer);
1627 + $('input[type="checkbox"]:enabled', visibleOptions).prop('checked', false);
1628 + visibleOptions.removeClass(this.options.selectedClass);
1629 +
1630 + $('input[type="checkbox"]:enabled', visibleOptions).each($.proxy(function (index, element) {
1631 + var value = $(element).val();
1632 + var option = this.getOptionByValue(value);
1633 + if ($(option).prop('selected')) {
1634 + deselected.push(option);
1635 + }
1636 + $(option).prop('selected', false);
1637 + }, this));
1638 + }
1639 + else {
1640 + var allOptions = $(".multiselect-option:not(.disabled):not(.multiselect-group)", this.$popupContainer);
1641 + $('input[type="checkbox"]:enabled', allOptions).prop('checked', false);
1642 + allOptions.removeClass(this.options.selectedClass);
1643 +
1644 + $('input[type="checkbox"]:enabled', allOptions).each($.proxy(function (index, element) {
1645 + var value = $(element).val();
1646 + var option = this.getOptionByValue(value);
1647 + if ($(option).prop('selected')) {
1648 + deselected.push(option);
1649 + }
1650 + $(option).prop('selected', false);
1651 + }, this));
1652 + }
1653 +
1654 + $('.multiselect-all input[value="' + this.options.selectAllValue + '"]', this.$popupContainer).prop('checked', false);
1655 +
1656 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1657 + this.updateOptGroups();
1658 + }
1659 +
1660 + this.updateButtonText();
1661 + this.updateSelectAll();
1662 +
1663 + if (triggerOnDeselectAll) {
1664 + this.options.onDeselectAll(deselected);
1665 + }
1666 + },
1667 +
1668 + /**
1669 + * Rebuild the plugin.
1670 + *
1671 + * Rebuilds the dropdown, the filter and the select all option.
1672 + */
1673 + rebuild: function () {
1674 + this.$popupContainer.html('');
1675 +
1676 + // Important to distinguish between radios and checkboxes.
1677 + this.options.multiple = this.$select.attr('multiple') === "multiple";
1678 +
1679 + this.buildSelectAll();
1680 + this.buildDropdownOptions();
1681 + this.buildFilter();
1682 + this.buildButtons();
1683 +
1684 + this.updateButtonText();
1685 + this.updateSelectAll(true);
1686 +
1687 + if (this.options.enableClickableOptGroups && this.options.multiple) {
1688 + this.updateOptGroups();
1689 + }
1690 +
1691 + if (this.options.disableIfEmpty) {
1692 + if ($('option', this.$select).length <= 0) {
1693 + if (!this.$select.prop('disabled')) {
1694 + this.disable(true);
1695 + }
1696 + }
1697 + else if (this.$select.data("disabled-by-option")) {
1698 + this.enable();
1699 + }
1700 + }
1701 +
1702 + if (this.options.dropRight) {
1703 + this.$container.addClass('dropright');
1704 + }
1705 + else if (this.options.dropUp) {
1706 + this.$container.addClass('dropup');
1707 + }
1708 +
1709 + if (this.options.widthSynchronizationMode !== 'never') {
1710 + this.synchronizeButtonAndPopupWidth();
1711 + }
1712 + },
1713 +
1714 + /**
1715 + * The provided data will be used to build the dropdown.
1716 + */
1717 + dataprovider: function (dataprovider) {
1718 +
1719 + var groupCounter = 0;
1720 + var $select = this.$select.empty();
1721 +
1722 + $.each(dataprovider, function (index, option) {
1723 + var $tag;
1724 +
1725 + if ($.isArray(option.children)) { // create optiongroup tag
1726 + groupCounter++;
1727 +
1728 + $tag = $('<optgroup/>').attr({
1729 + label: option.label || 'Group ' + groupCounter,
1730 + disabled: !!option.disabled,
1731 + value: option.value
1732 + });
1733 +
1734 + forEach(option.children, function (subOption) { // add children option tags
1735 + var attributes = {
1736 + value: subOption.value,
1737 + label: subOption.label || subOption.value,
1738 + title: subOption.title,
1739 + selected: !!subOption.selected,
1740 + disabled: !!subOption.disabled
1741 + };
1742 +
1743 + //Loop through attributes object and add key-value for each attribute
1744 + for (var key in subOption.attributes) {
1745 + attributes['data-' + key] = subOption.attributes[key];
1746 + }
1747 + //Append original attributes + new data attributes to option
1748 + $tag.append($('<option/>').attr(attributes));
1749 + });
1750 + }
1751 + else {
1752 +
1753 + var attributes = {
1754 + 'value': option.value,
1755 + 'label': option.label || option.value,
1756 + 'title': option.title,
1757 + 'class': option['class'],
1758 + 'selected': !!option['selected'],
1759 + 'disabled': !!option['disabled']
1760 + };
1761 + //Loop through attributes object and add key-value for each attribute
1762 + for (var key in option.attributes) {
1763 + attributes['data-' + key] = option.attributes[key];
1764 + }
1765 + //Append original attributes + new data attributes to option
1766 + $tag = $('<option/>').attr(attributes);
1767 +
1768 + $tag.text(option.label || option.value);
1769 + }
1770 +
1771 + $select.append($tag);
1772 + });
1773 +
1774 + this.rebuild();
1775 + },
1776 +
1777 + /**
1778 + * Enable the multiselect.
1779 + */
1780 + enable: function () {
1781 + this.$select.prop('disabled', false);
1782 + this.$button.prop('disabled', false)
1783 + .removeClass('disabled');
1784 +
1785 + this.updateButtonText();
1786 + },
1787 +
1788 + /**
1789 + * Disable the multiselect.
1790 + */
1791 + disable: function (disableByOption) {
1792 + this.$select.prop('disabled', true);
1793 + this.$button.prop('disabled', true)
1794 + .addClass('disabled');
1795 +
1796 + if (disableByOption) {
1797 + this.$select.data("disabled-by-option", true);
1798 + }
1799 + else {
1800 + this.$select.data("disabled-by-option", null);
1801 + }
1802 +
1803 + this.updateButtonText();
1804 + },
1805 +
1806 + /**
1807 + * Set the options.
1808 + *
1809 + * @param {Array} options
1810 + */
1811 + setOptions: function (options) {
1812 + this.options = this.mergeOptions(options);
1813 + },
1814 +
1815 + /**
1816 + * Merges the given options with the default options.
1817 + *
1818 + * @param {Array} options
1819 + * @returns {Array}
1820 + */
1821 + mergeOptions: function (options) {
1822 + return $.extend(true, {}, this.defaults, this.options, options);
1823 + },
1824 +
1825 + /**
1826 + * Checks whether a select all checkbox is present.
1827 + *
1828 + * @returns {Boolean}
1829 + */
1830 + hasSelectAll: function () {
1831 + return $('.multiselect-all', this.$popupContainer).length > 0;
1832 + },
1833 +
1834 + /**
1835 + * Update opt groups.
1836 + */
1837 + updateOptGroups: function () {
1838 + var $groups = $('.multiselect-group', this.$popupContainer)
1839 + var selectedClass = this.options.selectedClass;
1840 +
1841 + $groups.each(function () {
1842 + var $options = $(this).nextUntil('.multiselect-group')
1843 + .not('.multiselect-filter-hidden')
1844 + .not('.disabled');
1845 +
1846 + var checked = true;
1847 + $options.each(function () {
1848 + var $input = $('input', this);
1849 +
1850 + if (!$input.prop('checked')) {
1851 + checked = false;
1852 + }
1853 + });
1854 +
1855 + if (selectedClass) {
1856 + if (checked) {
1857 + $(this).addClass(selectedClass);
1858 + }
1859 + else {
1860 + $(this).removeClass(selectedClass);
1861 + }
1862 + }
1863 +
1864 + $('input', this).prop('checked', checked);
1865 + });
1866 + },
1867 +
1868 + /**
1869 + * Updates the select all checkbox based on the currently displayed and selected checkboxes.
1870 + */
1871 + updateSelectAll: function (notTriggerOnSelectAll) {
1872 + if (this.hasSelectAll()) {
1873 + var allBoxes = $(".multiselect-option:not(.multiselect-filter-hidden):not(.multiselect-group):not(.disabled) input:enabled", this.$popupContainer);
1874 + var allBoxesLength = allBoxes.length;
1875 + var checkedBoxesLength = allBoxes.filter(":checked").length;
1876 + var selectAllItem = $(".multiselect-all", this.$popupContainer);
1877 + var selectAllInput = selectAllItem.find("input");
1878 +
1879 + if (checkedBoxesLength > 0 && checkedBoxesLength === allBoxesLength) {
1880 + selectAllInput.prop("checked", true);
1881 + selectAllItem.addClass(this.options.selectedClass);
1882 + }
1883 + else {
1884 + selectAllInput.prop("checked", false);
1885 + selectAllItem.removeClass(this.options.selectedClass);
1886 + }
1887 + }
1888 + },
1889 +
1890 + /**
1891 + * Update the button text and its title based on the currently selected options.
1892 + */
1893 + updateButtonText: function () {
1894 + var options = this.getSelected();
1895 +
1896 + // First update the displayed button text.
1897 + if (this.options.enableHTML) {
1898 + $('.multiselect .multiselect-selected-text', this.$container).html(this.options.buttonText(options, this.$select));
1899 + }
1900 + else {
1901 + $('.multiselect .multiselect-selected-text', this.$container).text(this.options.buttonText(options, this.$select));
1902 + }
1903 +
1904 + // Now update the title attribute of the button.
1905 + $('.multiselect', this.$container).attr('title', this.options.buttonTitle(options, this.$select));
1906 + this.$button.trigger('change');
1907 + },
1908 +
1909 + /**
1910 + * Get all selected options.
1911 + *
1912 + * @returns {jQUery}
1913 + */
1914 + getSelected: function () {
1915 + return $('option', this.$select).filter(":selected");
1916 + },
1917 +
1918 + /**
1919 + * Gets a select option by its value.
1920 + *
1921 + * @param {String} value
1922 + * @returns {jQuery}
1923 + */
1924 + getOptionByValue: function (value) {
1925 +
1926 + var options = $('option', this.$select);
1927 + var valueToCompare = value.toString();
1928 +
1929 + for (var i = 0; i < options.length; i = i + 1) {
1930 + var option = options[i];
1931 + if (option.value === valueToCompare) {
1932 + return $(option);
1933 + }
1934 + }
1935 + },
1936 +
1937 + /**
1938 + * Get the input (radio/checkbox) by its value.
1939 + *
1940 + * @param {String} value
1941 + * @returns {jQuery}
1942 + */
1943 + getInputByValue: function (value) {
1944 +
1945 + var checkboxes = $('.multiselect-option input:not(.multiselect-search)', this.$popupContainer);
1946 + var valueToCompare = value.toString();
1947 +
1948 + for (var i = 0; i < checkboxes.length; i = i + 1) {
1949 + var checkbox = checkboxes[i];
1950 + if (checkbox.value === valueToCompare) {
1951 + return $(checkbox);
1952 + }
1953 + }
1954 + },
1955 +
1956 + /**
1957 + * Used for knockout integration.
1958 + */
1959 + updateOriginalOptions: function () {
1960 + this.originalOptions = this.$select.clone()[0].options;
1961 + },
1962 +
1963 + asyncFunction: function (callback, timeout, self) {
1964 + var args = Array.prototype.slice.call(arguments, 3);
1965 + return setTimeout(function () {
1966 + callback.apply(self || window, args);
1967 + }, timeout);
1968 + },
1969 +
1970 + setAllSelectedText: function (allSelectedText) {
1971 + this.options.allSelectedText = allSelectedText;
1972 + this.updateButtonText();
1973 + },
1974 +
1975 + isFirefox: function () {
1976 + var firefoxIdentifier = 'firefox';
1977 + var valueNotFoundIndex = -1;
1978 +
1979 + if (navigator && navigator.userAgent) {
1980 + return navigator.userAgent.toLocaleLowerCase().indexOf(firefoxIdentifier) > valueNotFoundIndex;
1981 + }
1982 +
1983 + return false;
1984 + }
1985 + };
1986 +
1987 + $.fn.multiselect = function (option, parameter, extraOptions) {
1988 + return this.each(function () {
1989 + var data = $(this).data('multiselect');
1990 + var options = typeof option === 'object' && option;
1991 +
1992 + // Initialize the multiselect.
1993 + if (!data) {
1994 + data = new Multiselect(this, options);
1995 + $(this).data('multiselect', data);
1996 + }
1997 +
1998 + // Call multiselect method.
1999 + if (typeof option === 'string') {
2000 + data[option](parameter, extraOptions);
2001 +
2002 + if (option === 'destroy') {
2003 + $(this).data('multiselect', false);
2004 + }
2005 + }
2006 + });
2007 + };
2008 +
2009 + $.fn.multiselect.Constructor = Multiselect;
2010 +
2011 + $(function () {
2012 + $("select[data-role=multiselect]").multiselect();
2013 + });
2014 +
2015 +});