From d15dac15c877da994b5d0a55131c1038cbb5670a Mon Sep 17 00:00:00 2001
From: Julian Maurice <julian.maurice@biblibre.com>
Date: Tue, 30 Dec 2014 14:40:44 +0100
Subject: [PATCH] Bug 13501: Add JS library select2 3.5.4

use it on cataloguing and batch items edit pages

Signed-off-by: Aleisha <aleishaamohia@hotmail.com>

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
---
 .../lib/select2/css/select2-spinner.gif       | Bin 0 -> 1849 bytes
 .../lib/select2/css/select2.min.css           |   1 +
 .../intranet-tmpl/lib/select2/css/select2.png | Bin 0 -> 613 bytes
 .../lib/select2/js/select2.min.js             |  23 ++++++++
 .../prog/en/includes/select2.inc              |  51 ++++++++++++++++++
 .../intranet-tmpl/prog/en/modules/about.tt    |   2 +
 .../prog/en/modules/cataloguing/addbiblio.tt  |   8 +++
 .../prog/en/modules/cataloguing/additem.tt    |   8 +++
 .../prog/en/modules/tools/batchMod-edit.tt    |   8 +++
 9 files changed, 101 insertions(+)
 create mode 100644 koha-tmpl/intranet-tmpl/lib/select2/css/select2-spinner.gif
 create mode 100644 koha-tmpl/intranet-tmpl/lib/select2/css/select2.min.css
 create mode 100644 koha-tmpl/intranet-tmpl/lib/select2/css/select2.png
 create mode 100644 koha-tmpl/intranet-tmpl/lib/select2/js/select2.min.js
 create mode 100644 koha-tmpl/intranet-tmpl/prog/en/includes/select2.inc

diff --git a/koha-tmpl/intranet-tmpl/lib/select2/css/select2-spinner.gif b/koha-tmpl/intranet-tmpl/lib/select2/css/select2-spinner.gif
new file mode 100644
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diff --git a/koha-tmpl/intranet-tmpl/lib/select2/css/select2.min.css b/koha-tmpl/intranet-tmpl/lib/select2/css/select2.min.css
new file mode 100644
index 0000000000..385ae89faa
--- /dev/null
+++ b/koha-tmpl/intranet-tmpl/lib/select2/css/select2.min.css
@@ -0,0 +1 @@
+.select2-container .select2-choice,.select2-results .select2-result-label{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-webkit-touch-callout:none}.select2-container .select2-choice,.select2-container.select2-drop-above .select2-choice{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffff', endColorstr='#eeeeee', GradientType=0)}.select2-container{margin:0;position:relative;display:inline-block;vertical-align:middle}.select2-container,.select2-drop,.select2-search,.select2-search input{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}.select2-container .select2-choice{display:block;height:26px;padding:0 0 0 8px;overflow:hidden;position:relative;border:1px solid #aaa;white-space:nowrap;line-height:26px;color:#444;text-decoration:none;border-radius:4px;background-clip:padding-box;user-select:none;background-color:#fff;background-image:-webkit-gradient(linear,left bottom,left top,color-stop(0,#eee),color-stop(.5,#fff));background-image:-webkit-linear-gradient(center bottom,#eee 0,#fff 50%);background-image:-moz-linear-gradient(center bottom,#eee 0,#fff 50%);background-image:linear-gradient(to top,#eee 0,#fff 50%)}html[dir=rtl] .select2-container .select2-choice{padding:0 8px 0 0}.select2-container.select2-drop-above .select2-choice{border-bottom-color:#aaa;border-radius:0 0 4px 4px;background-image:-webkit-gradient(linear,left bottom,left top,color-stop(0,#eee),color-stop(.9,#fff));background-image:-webkit-linear-gradient(center bottom,#eee 0,#fff 90%);background-image:-moz-linear-gradient(center bottom,#eee 0,#fff 90%);background-image:linear-gradient(to bottom,#eee 0,#fff 90%)}.select2-container.select2-allowclear .select2-choice .select2-chosen{margin-right:42px}.select2-container .select2-choice>.select2-chosen{margin-right:26px;display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;float:none;width:auto}html[dir=rtl] .select2-container .select2-choice>.select2-chosen{margin-left:26px;margin-right:0}.select2-container .select2-choice abbr{display:none;width:12px;height:12px;position:absolute;right:24px;top:8px;font-size:1px;text-decoration:none;border:0;background:url(select2.png) right top no-repeat;cursor:pointer;outline:0}.select2-container.select2-allowclear .select2-choice abbr{display:inline-block}.select2-container .select2-choice abbr:hover{background-position:right -11px;cursor:pointer}.select2-drop-mask{border:0;margin:0;padding:0;position:fixed;left:0;top:0;min-height:100%;min-width:100%;height:auto;width:auto;opacity:0;z-index:9998;background-color:#fff;filter:alpha(opacity=0)}.select2-drop{width:100%;margin-top:-1px;position:absolute;z-index:9999;top:100%;background:#fff;color:#000;border:1px solid #aaa;border-top:0;border-radius:0 0 4px 4px;-webkit-box-shadow:0 4px 5px rgba(0,0,0,.15);box-shadow:0 4px 5px rgba(0,0,0,.15)}.select2-drop.select2-drop-above{margin-top:1px;border-top:1px solid #aaa;border-bottom:0;border-radius:4px 4px 0 0;-webkit-box-shadow:0 -4px 5px rgba(0,0,0,.15);box-shadow:0 -4px 5px rgba(0,0,0,.15)}.select2-drop-active{border:1px solid #5897fb;border-top:none}.select2-drop.select2-drop-above.select2-drop-active{border-top:1px solid #5897fb}.select2-drop-auto-width{border-top:1px solid #aaa;width:auto}.select2-container .select2-choice .select2-arrow{display:inline-block;width:18px;height:100%;position:absolute;right:0;top:0;border-left:1px solid #aaa;border-radius:0 4px 4px 0;background:#ccc;background-image:-webkit-gradient(linear,left bottom,left top,color-stop(0,#ccc),color-stop(.6,#eee));background-image:-webkit-linear-gradient(center bottom,#ccc 0,#eee 60%);background-image:-moz-linear-gradient(center bottom,#ccc 0,#eee 60%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#eeeeee', endColorstr='#cccccc', GradientType=0);background-image:linear-gradient(to top,#ccc 0,#eee 60%)}.select2-dropdown-open 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.select2-container-multi .select2-search-choice-close{left:auto;right:2px}.select2-container-multi .select2-choices .select2-search-choice .select2-search-choice-close:hover,.select2-container-multi .select2-choices .select2-search-choice-focus .select2-search-choice-close{background-position:right -11px}.select2-container-multi.select2-container-disabled .select2-choices{background-color:#f4f4f4;background-image:none;border:1px solid #ddd;cursor:default}.select2-container-multi.select2-container-disabled .select2-choices .select2-search-choice{padding:3px 5px;border:1px solid #ddd;background-image:none;background-color:#f4f4f4}.select2-container-multi.select2-container-disabled .select2-choices .select2-search-choice .select2-search-choice-close{display:none;background:0 0}.select2-result-selectable .select2-match,.select2-result-unselectable .select2-match{text-decoration:underline}.select2-offscreen,.select2-offscreen:focus{clip:rect(0 0 0 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\ No newline at end of file
diff --git a/koha-tmpl/intranet-tmpl/lib/select2/css/select2.png b/koha-tmpl/intranet-tmpl/lib/select2/css/select2.png
new file mode 100644
index 0000000000000000000000000000000000000000..1d804ffb99699b9e030f1010314de0970b5a000d
GIT binary patch
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diff --git a/koha-tmpl/intranet-tmpl/lib/select2/js/select2.min.js b/koha-tmpl/intranet-tmpl/lib/select2/js/select2.min.js
new file mode 100644
index 0000000000..ac1d7885c2
--- /dev/null
+++ b/koha-tmpl/intranet-tmpl/lib/select2/js/select2.min.js
@@ -0,0 +1,23 @@
+/*
+Copyright 2014 Igor Vaynberg
+
+Version: 3.5.4 Timestamp: Sun Aug 30 13:30:32 EDT 2015
+
+This software is licensed under the Apache License, Version 2.0 (the "Apache License") or the GNU
+General Public License version 2 (the "GPL License"). You may choose either license to govern your
+use of this software only upon the condition that you accept all of the terms of either the Apache
+License or the GPL License.
+
+You may obtain a copy of the Apache License and the GPL License at:
+
+http://www.apache.org/licenses/LICENSE-2.0
+http://www.gnu.org/licenses/gpl-2.0.html
+
+Unless required by applicable law or agreed to in writing, software distributed under the Apache License
+or the GPL License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+either express or implied. See the Apache License and the GPL License for the specific language governing
+permissions and limitations under the Apache License and the GPL License.
+*/
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d,e,g,h,i=this;if(d=c.element,"select"===d.get(0).tagName.toLowerCase()&&(this.select=e=c.element),e&&a.each(["id","multiple","ajax","query","createSearchChoice","initSelection","data","tags"],function(){if(this in c)throw new Error("Option '"+this+"' is not allowed for Select2 when attached to a <select> element.")}),c.debug=c.debug||a.fn.select2.defaults.debug,c.debug&&console&&console.warn&&(null!=c.id&&console.warn("Select2: The `id` option has been removed in Select2 4.0.0, consider renaming your `id` property or mapping the property before your data makes it to Select2. You can read more at https://select2.github.io/announcements-4.0.html#changed-id"),null!=c.text&&console.warn("Select2: The `text` option has been removed in Select2 4.0.0, consider renaming your `text` property or mapping the property before your data makes it to Select2. You can read more at https://select2.github.io/announcements-4.0.html#changed-id"),null!=c.sortResults&&console.warn("Select2: the `sortResults` option has been renamed to `sorter` in Select2 4.0.0. "),null!=c.selectOnBlur&&console.warn("Select2: The `selectOnBlur` option has been renamed to `selectOnClose` in Select2 4.0.0."),null!=c.ajax&&null!=c.ajax.results&&console.warn("Select2: The `ajax.results` option has been renamed to `ajax.processResults` in Select2 4.0.0."),null!=c.formatNoResults&&console.warn("Select2: The `formatNoResults` option has been renamed to `language.noResults` in Select2 4.0.0."),null!=c.formatSearching&&console.warn("Select2: The `formatSearching` option has been renamed to `language.searching` in Select2 4.0.0."),null!=c.formatInputTooShort&&console.warn("Select2: The `formatInputTooShort` option has been renamed to `language.inputTooShort` in Select2 4.0.0."),null!=c.formatInputTooLong&&console.warn("Select2: The `formatInputTooLong` option has been renamed to `language.inputTooLong` in Select2 4.0.0."),null!=c.formatLoading&&console.warn("Select2: The `formatLoading` option has been renamed to `language.loadingMore` in Select2 4.0.0."),null!=c.formatSelectionTooBig&&console.warn("Select2: The `formatSelectionTooBig` option has been renamed to `language.maximumSelected` in Select2 4.0.0."),c.element.data("select2Tags")&&console.warn("Select2: The `data-select2-tags` attribute has been renamed to `data-tags` in Select2 4.0.0.")),null!=c.element.data("tags")){var j=c.element.data("tags");a.isArray(j)||(j=[]),c.element.data("select2Tags",j)}if(null!=c.sorter&&(c.sortResults=c.sorter),null!=c.selectOnClose&&(c.selectOnBlur=c.selectOnClose),null!=c.ajax&&a.isFunction(c.ajax.processResults)&&(c.ajax.results=c.ajax.processResults),null!=c.language){var k=c.language;a.isFunction(k.noMatches)&&(c.formatNoMatches=k.noMatches),a.isFunction(k.searching)&&(c.formatSearching=k.searching),a.isFunction(k.inputTooShort)&&(c.formatInputTooShort=k.inputTooShort),a.isFunction(k.inputTooLong)&&(c.formatInputTooLong=k.inputTooLong),a.isFunction(k.loadingMore)&&(c.formatLoading=k.loadingMore),a.isFunction(k.maximumSelected)&&(c.formatSelectionTooBig=k.maximumSelected)}if(c=a.extend({},{populateResults:function(d,e,g){var h,j=this.opts.id,k=this.liveRegion;(h=function(d,e,l){var m,n,o,p,q,r,s,t,u,v;d=c.sortResults(d,e,g);var w=[];for(m=0,n=d.length;n>m;m+=1)o=d[m],q=o.disabled===!0,p=!q&&j(o)!==b,r=o.children&&o.children.length>0,s=a("<li></li>"),s.addClass("select2-results-dept-"+l),s.addClass("select2-result"),s.addClass(p?"select2-result-selectable":"select2-result-unselectable"),q&&s.addClass("select2-disabled"),r&&s.addClass("select2-result-with-children"),s.addClass(i.opts.formatResultCssClass(o)),s.attr("role","presentation"),t=a(document.createElement("div")),t.addClass("select2-result-label"),t.attr("id","select2-result-label-"+f()),t.attr("role","option"),v=c.formatResult(o,t,g,i.opts.escapeMarkup),v!==b&&(t.html(v),s.append(t)),r&&(u=a("<ul></ul>"),u.addClass("select2-result-sub"),h(o.children,u,l+1),s.append(u)),s.data("select2-data",o),w.push(s[0]);e.append(w),k.text(c.formatMatches(d.length))})(e,d,0)}},a.fn.select2.defaults,c),"function"!=typeof c.id&&(g=c.id,c.id=function(a){return a[g]}),a.isArray(c.element.data("select2Tags"))){if("tags"in c)throw"tags specified as both an attribute 'data-select2-tags' and in options of Select2 "+c.element.attr("id");c.tags=c.element.data("select2Tags")}if(e?(c.query=this.bind(function(a){var f,g,h,c={results:[],more:!1},e=a.term;h=function(b,c){var d;b.is("option")?a.matcher(e,b.text(),b)&&c.push(i.optionToData(b)):b.is("optgroup")&&(d=i.optionToData(b),b.children().each2(function(a,b){h(b,d.children)}),d.children.length>0&&c.push(d))},f=d.children(),this.getPlaceholder()!==b&&f.length>0&&(g=this.getPlaceholderOption(),g&&(f=f.not(g))),f.each2(function(a,b){h(b,c.results)}),a.callback(c)}),c.id=function(a){return a.id}):"query"in c||("ajax"in c?(h=c.element.data("ajax-url"),h&&h.length>0&&(c.ajax.url=h),c.query=G.call(c.element,c.ajax)):"data"in c?c.query=H(c.data):"tags"in c&&(c.query=I(c.tags),c.createSearchChoice===b&&(c.createSearchChoice=function(b){return{id:a.trim(b),text:a.trim(b)}}),c.initSelection===b&&(c.initSelection=function(b,d){var e=[];a(s(b.val(),c.separator,c.transformVal)).each(function(){var b={id:this,text:this},d=c.tags;a.isFunction(d)&&(d=d()),a(d).each(function(){return r(this.id,b.id)?(b=this,!1):void 0}),e.push(b)}),d(e)}))),"function"!=typeof c.query)throw"query function not defined for Select2 "+c.element.attr("id");if("top"===c.createSearchChoicePosition)c.createSearchChoicePosition=function(a,b){a.unshift(b)};else if("bottom"===c.createSearchChoicePosition)c.createSearchChoicePosition=function(a,b){a.push(b)};else if("function"!=typeof c.createSearchChoicePosition)throw"invalid createSearchChoicePosition option must be 'top', 'bottom' or a custom function";return c},monitorSource:function(){var d,c=this.opts.element,e=this;c.on("change.select2",this.bind(function(a){this.opts.element.data("select2-change-triggered")!==!0&&this.initSelection()})),this._sync=this.bind(function(){var a=c.prop("disabled");a===b&&(a=!1),this.enable(!a);var d=c.prop("readonly");d===b&&(d=!1),this.readonly(d),this.container&&(D(this.container,this.opts.element,this.opts.adaptContainerCssClass),this.container.addClass(K(this.opts.containerCssClass,this.opts.element))),this.dropdown&&(D(this.dropdown,this.opts.element,this.opts.adaptDropdownCssClass),this.dropdown.addClass(K(this.opts.dropdownCssClass,this.opts.element)))}),c.length&&c[0].attachEvent&&c.each(function(){this.attachEvent("onpropertychange",e._sync)}),d=window.MutationObserver||window.WebKitMutationObserver||window.MozMutationObserver,d!==b&&(this.propertyObserver&&(delete this.propertyObserver,this.propertyObserver=null),this.propertyObserver=new d(function(b){a.each(b,e._sync)}),this.propertyObserver.observe(c.get(0),{attributes:!0,subtree:!1}))},triggerSelect:function(b){var c=a.Event("select2-selecting",{val:this.id(b),object:b,choice:b});return this.opts.element.trigger(c),!c.isDefaultPrevented()},triggerChange:function(b){b=b||{},b=a.extend({},b,{type:"change",val:this.val()}),this.opts.element.data("select2-change-triggered",!0),this.opts.element.trigger(b),this.opts.element.data("select2-change-triggered",!1),this.opts.element.click(),this.opts.blurOnChange&&this.opts.element.blur()},isInterfaceEnabled:function(){return this.enabledInterface===!0},enableInterface:function(){var a=this._enabled&&!this._readonly,b=!a;return a===this.enabledInterface?!1:(this.container.toggleClass("select2-container-disabled",b),this.close(),this.enabledInterface=a,!0)},enable:function(a){a===b&&(a=!0),this._enabled!==a&&(this._enabled=a,this.opts.element.prop("disabled",!a),this.enableInterface())},disable:function(){this.enable(!1)},readonly:function(a){a===b&&(a=!1),this._readonly!==a&&(this._readonly=a,this.opts.element.prop("readonly",a),this.enableInterface())},opened:function(){return this.container?this.container.hasClass("select2-dropdown-open"):!1},positionDropdown:function(){var v,w,x,y,z,b=this.dropdown,c=this.container,d=c.offset(),e=c.outerHeight(!1),f=c.outerWidth(!1),g=b.outerHeight(!1),h=a(window),i=h.width(),k=h.height(),l=h.scrollLeft()+i,m=h.scrollTop()+k,n=d.top+e,o=d.left,p=m>=n+g,q=d.top-g>=h.scrollTop(),r=b.outerWidth(!1),s=function(){return l>=o+r},t=function(){return d.left+l+c.outerWidth(!1)>r},u=b.hasClass("select2-drop-above");u?(w=!0,!q&&p&&(x=!0,w=!1)):(w=!1,!p&&q&&(x=!0,w=!0)),x&&(b.hide(),d=this.container.offset(),e=this.container.outerHeight(!1),f=this.container.outerWidth(!1),g=b.outerHeight(!1),l=h.scrollLeft()+i,m=h.scrollTop()+k,n=d.top+e,o=d.left,r=b.outerWidth(!1),b.show(),this.focusSearch()),this.opts.dropdownAutoWidth?(z=a(".select2-results",b)[0],b.addClass("select2-drop-auto-width"),b.css("width",""),r=b.outerWidth(!1)+(z.scrollHeight===z.clientHeight?0:j.width),r>f?f=r:r=f,g=b.outerHeight(!1)):this.container.removeClass("select2-drop-auto-width"),"static"!==this.body.css("position")&&(v=this.body.offset(),n-=v.top,o-=v.left),!s()&&t()&&(o=d.left+this.container.outerWidth(!1)-r),y={left:o,width:f},w?(this.container.addClass("select2-drop-above"),b.addClass("select2-drop-above"),g=b.outerHeight(!1),y.top=d.top-g,y.bottom="auto"):(y.top=n,y.bottom="auto",this.container.removeClass("select2-drop-above"),b.removeClass("select2-drop-above")),y=a.extend(y,K(this.opts.dropdownCss,this.opts.element)),b.css(y)},shouldOpen:function(){var b;return this.opened()?!1:this._enabled===!1||this._readonly===!0?!1:(b=a.Event("select2-opening"),this.opts.element.trigger(b),!b.isDefaultPrevented())},clearDropdownAlignmentPreference:function(){this.container.removeClass("select2-drop-above"),
+this.dropdown.removeClass("select2-drop-above")},open:function(){return this.shouldOpen()?(this.opening(),i.on("mousemove.select2Event",function(a){h.x=a.pageX,h.y=a.pageY}),!0):!1},opening:function(){var f,b=this.containerEventName,c="scroll."+b,d="resize."+b,e="orientationchange."+b;this.container.addClass("select2-dropdown-open").addClass("select2-container-active"),this.clearDropdownAlignmentPreference(),this.dropdown[0]!==this.body.children().last()[0]&&this.dropdown.detach().appendTo(this.body),f=a("#select2-drop-mask"),0===f.length&&(f=a(document.createElement("div")),f.attr("id","select2-drop-mask").attr("class","select2-drop-mask"),f.hide(),f.appendTo(this.body),f.on("mousedown touchstart click",function(b){n(f);var d,c=a("#select2-drop");c.length>0&&(d=c.data("select2"),d.opts.selectOnBlur&&d.selectHighlighted({noFocus:!0}),d.close(),b.preventDefault(),b.stopPropagation())})),this.dropdown.prev()[0]!==f[0]&&this.dropdown.before(f),a("#select2-drop").removeAttr("id"),this.dropdown.attr("id","select2-drop"),f.show(),this.positionDropdown(),this.dropdown.show(),this.positionDropdown(),this.dropdown.addClass("select2-drop-active");var g=this;this.container.parents().add(window).each(function(){a(this).on(d+" "+c+" "+e,function(a){g.opened()&&g.positionDropdown()})})},close:function(){if(this.opened()){var b=this.containerEventName,c="scroll."+b,d="resize."+b,e="orientationchange."+b;this.container.parents().add(window).each(function(){a(this).off(c).off(d).off(e)}),this.clearDropdownAlignmentPreference(),a("#select2-drop-mask").hide(),this.dropdown.removeAttr("id"),this.dropdown.hide(),this.container.removeClass("select2-dropdown-open").removeClass("select2-container-active"),this.results.empty(),i.off("mousemove.select2Event"),this.clearSearch(),this.search.removeClass("select2-active"),this.search.removeAttr("aria-activedescendant"),this.opts.element.trigger(a.Event("select2-close"))}},externalSearch:function(a){this.open(),this.search.val(a),this.updateResults(!1)},clearSearch:function(){},prefillNextSearchTerm:function(){if(""!==this.search.val())return!1;var a=this.opts.nextSearchTerm(this.data(),this.lastSearchTerm);return a!==b?(this.search.val(a),this.search.select(),!0):!1},getMaximumSelectionSize:function(){return K(this.opts.maximumSelectionSize,this.opts.element)},ensureHighlightVisible:function(){var c,d,e,f,g,h,i,j,b=this.results;if(d=this.highlight(),!(0>d)){if(0==d)return void b.scrollTop(0);c=this.findHighlightableChoices().find(".select2-result-label"),e=a(c[d]),j=(e.offset()||{}).top||0,f=j+e.outerHeight(!0),d===c.length-1&&(i=b.find("li.select2-more-results"),i.length>0&&(f=i.offset().top+i.outerHeight(!0))),g=b.offset().top+b.outerHeight(!1),f>g&&b.scrollTop(b.scrollTop()+(f-g)),h=j-b.offset().top,0>h&&"none"!=e.css("display")&&b.scrollTop(b.scrollTop()+h)}},findHighlightableChoices:function(){return this.results.find(".select2-result-selectable:not(.select2-disabled):not(.select2-selected)")},moveHighlight:function(b){for(var c=this.findHighlightableChoices(),d=this.highlight();d>-1&&d<c.length;){d+=b;var e=a(c[d]);if(e.hasClass("select2-result-selectable")&&!e.hasClass("select2-disabled")&&!e.hasClass("select2-selected")){this.highlight(d);break}}},highlight:function(b){var d,e,c=this.findHighlightableChoices();return 0===arguments.length?p(c.filter(".select2-highlighted")[0],c.get()):(b>=c.length&&(b=c.length-1),0>b&&(b=0),this.removeHighlight(),d=a(c[b]),d.addClass("select2-highlighted"),this.search.attr("aria-activedescendant",d.find(".select2-result-label").attr("id")),this.ensureHighlightVisible(),this.liveRegion.text(d.text()),e=d.data("select2-data"),void(e&&this.opts.element.trigger({type:"select2-highlight",val:this.id(e),choice:e})))},removeHighlight:function(){this.results.find(".select2-highlighted").removeClass("select2-highlighted")},touchMoved:function(){this._touchMoved=!0},clearTouchMoved:function(){this._touchMoved=!1},countSelectableResults:function(){return this.findHighlightableChoices().length},highlightUnderEvent:function(b){var c=a(b.target).closest(".select2-result-selectable");if(c.length>0&&!c.is(".select2-highlighted")){var d=this.findHighlightableChoices();this.highlight(d.index(c))}else 0==c.length&&this.removeHighlight()},loadMoreIfNeeded:function(){var c,a=this.results,b=a.find("li.select2-more-results"),d=this.resultsPage+1,e=this,f=this.search.val(),g=this.context;0!==b.length&&(c=b.offset().top-a.offset().top-a.height(),c<=this.opts.loadMorePadding&&(b.addClass("select2-active"),this.opts.query({element:this.opts.element,term:f,page:d,context:g,matcher:this.opts.matcher,callback:this.bind(function(c){e.opened()&&(e.opts.populateResults.call(this,a,c.results,{term:f,page:d,context:g}),e.postprocessResults(c,!1,!1),c.more===!0?(b.detach().appendTo(a).html(e.opts.escapeMarkup(K(e.opts.formatLoadMore,e.opts.element,d+1))),window.setTimeout(function(){e.loadMoreIfNeeded()},10)):b.remove(),e.positionDropdown(),e.resultsPage=d,e.context=c.context,this.opts.element.trigger({type:"select2-loaded",items:c}))})})))},tokenize:function(){},updateResults:function(c){function m(){d.removeClass("select2-active"),h.positionDropdown(),e.find(".select2-no-results,.select2-selection-limit,.select2-searching").length?h.liveRegion.text(e.text()):h.liveRegion.text(h.opts.formatMatches(e.find('.select2-result-selectable:not(".select2-selected")').length))}function n(a){e.html(a),m()}var g,i,l,d=this.search,e=this.results,f=this.opts,h=this,j=d.val(),k=a.data(this.container,"select2-last-term");if((c===!0||!k||!r(j,k))&&(a.data(this.container,"select2-last-term",j),c===!0||this.showSearchInput!==!1&&this.opened())){l=++this.queryCount;var o=this.getMaximumSelectionSize();if(o>=1&&(g=this.data(),a.isArray(g)&&g.length>=o&&J(f.formatSelectionTooBig,"formatSelectionTooBig")))return void n("<li class='select2-selection-limit'>"+K(f.formatSelectionTooBig,f.element,o)+"</li>");if(d.val().length<f.minimumInputLength)return n(J(f.formatInputTooShort,"formatInputTooShort")?"<li class='select2-no-results'>"+K(f.formatInputTooShort,f.element,d.val(),f.minimumInputLength)+"</li>":""),void(c&&this.showSearch&&this.showSearch(!0));if(f.maximumInputLength&&d.val().length>f.maximumInputLength)return void n(J(f.formatInputTooLong,"formatInputTooLong")?"<li class='select2-no-results'>"+K(f.formatInputTooLong,f.element,d.val(),f.maximumInputLength)+"</li>":"");f.formatSearching&&0===this.findHighlightableChoices().length&&n("<li class='select2-searching'>"+K(f.formatSearching,f.element)+"</li>"),d.addClass("select2-active"),this.removeHighlight(),i=this.tokenize(),i!=b&&null!=i&&d.val(i),this.resultsPage=1,f.query({element:f.element,term:d.val(),page:this.resultsPage,context:null,matcher:f.matcher,callback:this.bind(function(g){var i;if(l==this.queryCount){if(!this.opened())return void this.search.removeClass("select2-active");if(g.hasError!==b&&J(f.formatAjaxError,"formatAjaxError"))return void n("<li class='select2-ajax-error'>"+K(f.formatAjaxError,f.element,g.jqXHR,g.textStatus,g.errorThrown)+"</li>");if(this.context=g.context===b?null:g.context,this.opts.createSearchChoice&&""!==d.val()&&(i=this.opts.createSearchChoice.call(h,d.val(),g.results),i!==b&&null!==i&&h.id(i)!==b&&null!==h.id(i)&&0===a(g.results).filter(function(){return r(h.id(this),h.id(i))}).length&&this.opts.createSearchChoicePosition(g.results,i)),0===g.results.length&&J(f.formatNoMatches,"formatNoMatches"))return n("<li class='select2-no-results'>"+K(f.formatNoMatches,f.element,d.val())+"</li>"),void(this.showSearch&&this.showSearch(d.val()));e.empty(),h.opts.populateResults.call(this,e,g.results,{term:d.val(),page:this.resultsPage,context:null}),g.more===!0&&J(f.formatLoadMore,"formatLoadMore")&&(e.append("<li class='select2-more-results'>"+f.escapeMarkup(K(f.formatLoadMore,f.element,this.resultsPage))+"</li>"),window.setTimeout(function(){h.loadMoreIfNeeded()},10)),this.postprocessResults(g,c),m(),this.opts.element.trigger({type:"select2-loaded",items:g})}})})}},cancel:function(){this.close()},blur:function(){this.opts.selectOnBlur&&this.selectHighlighted({noFocus:!0}),this.close(),this.container.removeClass("select2-container-active"),this.search[0]===document.activeElement&&this.search.blur(),this.clearSearch(),this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus")},focusSearch:function(){y(this.search)},selectHighlighted:function(a){if(this._touchMoved)return void this.clearTouchMoved();var b=this.highlight(),c=this.results.find(".select2-highlighted"),d=c.closest(".select2-result").data("select2-data");d?(this.highlight(b),this.onSelect(d,a)):a&&a.noFocus&&this.close()},getPlaceholder:function(){var a;return this.opts.element.attr("placeholder")||this.opts.element.attr("data-placeholder")||this.opts.element.data("placeholder")||this.opts.placeholder||((a=this.getPlaceholderOption())!==b?a.text():b)},getPlaceholderOption:function(){if(this.select){var c=this.select.children("option").first();if(this.opts.placeholderOption!==b)return"first"===this.opts.placeholderOption&&c||"function"==typeof this.opts.placeholderOption&&this.opts.placeholderOption(this.select);if(""===a.trim(c.text())&&""===c.val())return c}},initContainerWidth:function(){function b(){var b,c,d,e,f,g;if("off"===this.opts.width)return null;if("element"===this.opts.width)return 0===this.opts.element.outerWidth(!1)?"auto":this.opts.element.outerWidth(!1)+"px";if("copy"===this.opts.width||"resolve"===this.opts.width){if(b=this.opts.element.attr("style"),"string"==typeof b)for(c=b.split(";"),e=0,f=c.length;f>e;e+=1)if(g=c[e].replace(/\s/g,""),d=g.match(/^width:(([-+]?([0-9]*\.)?[0-9]+)(px|em|ex|%|in|cm|mm|pt|pc))/i),null!==d&&d.length>=1)return d[1];return"resolve"===this.opts.width?(b=this.opts.element.css("width"),b.indexOf("%")>0?b:0===this.opts.element.outerWidth(!1)?"auto":this.opts.element.outerWidth(!1)+"px"):null}return a.isFunction(this.opts.width)?this.opts.width():this.opts.width}var c=b.call(this);null!==c&&this.container.css("width",c)}}),d=O(c,{createContainer:function(){var b=a(document.createElement("div")).attr({"class":"select2-container"}).html(["<a href='javascript:void(0)' class='select2-choice' tabindex='-1'>","   <span class='select2-chosen'>&#160;</span><abbr class='select2-search-choice-close'></abbr>","   <span class='select2-arrow' role='presentation'><b role='presentation'></b></span>","</a>","<label for='' class='select2-offscreen'></label>","<input class='select2-focusser select2-offscreen' type='text' aria-haspopup='true' role='button' />","<div class='select2-drop select2-display-none'>","   <div class='select2-search'>","       <label for='' class='select2-offscreen'></label>","       <input type='text' autocomplete='off' autocorrect='off' autocapitalize='off' spellcheck='false' class='select2-input' role='combobox' aria-expanded='true'","       aria-autocomplete='list' />","   </div>","   <ul class='select2-results' role='listbox'>","   </ul>","</div>"].join(""));return b},enableInterface:function(){this.parent.enableInterface.apply(this,arguments)&&this.focusser.prop("disabled",!this.isInterfaceEnabled())},opening:function(){var b,c,d;this.opts.minimumResultsForSearch>=0&&this.showSearch(!0),this.parent.opening.apply(this,arguments),this.showSearchInput!==!1&&this.search.val(this.focusser.val()),this.opts.shouldFocusInput(this)&&(this.search.focus(),b=this.search.get(0),b.createTextRange?(c=b.createTextRange(),c.collapse(!1),c.select()):b.setSelectionRange&&(d=this.search.val().length,b.setSelectionRange(d,d))),this.prefillNextSearchTerm(),this.focusser.prop("disabled",!0).val(""),this.updateResults(!0),this.opts.element.trigger(a.Event("select2-open"))},close:function(){this.opened()&&(this.parent.close.apply(this,arguments),this.focusser.prop("disabled",!1),this.opts.shouldFocusInput(this)&&this.focusser.focus())},focus:function(){this.opened()?this.close():(this.focusser.prop("disabled",!1),this.opts.shouldFocusInput(this)&&this.focusser.focus())},isFocused:function(){return this.container.hasClass("select2-container-active")},cancel:function(){this.parent.cancel.apply(this,arguments),this.focusser.prop("disabled",!1),this.opts.shouldFocusInput(this)&&this.focusser.focus()},destroy:function(){a("label[for='"+this.focusser.attr("id")+"']").attr("for",this.opts.element.attr("id")),this.parent.destroy.apply(this,arguments),N.call(this,"selection","focusser")},initContainer:function(){var b,g,c=this.container,d=this.dropdown,e=f();this.opts.minimumResultsForSearch<0?this.showSearch(!1):this.showSearch(!0),this.selection=b=c.find(".select2-choice"),this.focusser=c.find(".select2-focusser"),b.find(".select2-chosen").attr("id","select2-chosen-"+e),this.focusser.attr("aria-labelledby","select2-chosen-"+e),this.results.attr("id","select2-results-"+e),this.search.attr("aria-owns","select2-results-"+e),this.focusser.attr("id","s2id_autogen"+e),g=a("label[for='"+this.opts.element.attr("id")+"']"),this.opts.element.on("focus.select2",this.bind(function(){this.focus()})),this.focusser.prev().text(g.text()).attr("for",this.focusser.attr("id"));var h=this.opts.element.attr("title");this.opts.element.attr("title",h||g.text()),this.focusser.attr("tabindex",this.elementTabIndex),this.search.attr("id",this.focusser.attr("id")+"_search"),this.search.prev().text(a("label[for='"+this.focusser.attr("id")+"']").text()).attr("for",this.search.attr("id")),this.search.on("keydown",this.bind(function(a){if(this.isInterfaceEnabled()&&229!=a.keyCode){if(a.which===k.PAGE_UP||a.which===k.PAGE_DOWN)return void A(a);switch(a.which){case k.UP:case k.DOWN:return this.moveHighlight(a.which===k.UP?-1:1),void A(a);case k.ENTER:return this.selectHighlighted(),void A(a);case k.TAB:return void this.selectHighlighted({noFocus:!0});case k.ESC:return this.cancel(a),void A(a)}}})),this.search.on("blur",this.bind(function(a){document.activeElement===this.body.get(0)&&window.setTimeout(this.bind(function(){this.opened()&&this.results&&this.results.length>1&&this.search.focus()}),0)})),this.focusser.on("keydown",this.bind(function(a){if(this.isInterfaceEnabled()&&a.which!==k.TAB&&!k.isControl(a)&&!k.isFunctionKey(a)&&a.which!==k.ESC){if(this.opts.openOnEnter===!1&&a.which===k.ENTER)return void A(a);if(a.which==k.DOWN||a.which==k.UP||a.which==k.ENTER&&this.opts.openOnEnter){if(a.altKey||a.ctrlKey||a.shiftKey||a.metaKey)return;return this.open(),void A(a)}return a.which==k.DELETE||a.which==k.BACKSPACE?(this.opts.allowClear&&this.clear(),void A(a)):void 0}})),u(this.focusser),this.focusser.on("keyup-change input",this.bind(function(a){if(this.opts.minimumResultsForSearch>=0){if(a.stopPropagation(),this.opened())return;this.open()}})),b.on("mousedown touchstart","abbr",this.bind(function(a){this.isInterfaceEnabled()&&(this.clear(),B(a),this.close(),this.selection&&this.selection.focus())})),b.on("mousedown touchstart",this.bind(function(c){n(b),this.container.hasClass("select2-container-active")||this.opts.element.trigger(a.Event("select2-focus")),this.opened()?this.close():this.isInterfaceEnabled()&&this.open(),A(c)})),d.on("mousedown touchstart",this.bind(function(){this.opts.shouldFocusInput(this)&&this.search.focus()})),b.on("focus",this.bind(function(a){A(a)})),this.focusser.on("focus",this.bind(function(){this.container.hasClass("select2-container-active")||this.opts.element.trigger(a.Event("select2-focus")),this.container.addClass("select2-container-active")})).on("blur",this.bind(function(){this.opened()||(this.container.removeClass("select2-container-active"),this.opts.element.trigger(a.Event("select2-blur")))})),this.search.on("focus",this.bind(function(){this.container.hasClass("select2-container-active")||this.opts.element.trigger(a.Event("select2-focus")),this.container.addClass("select2-container-active")})),this.initContainerWidth(),this.opts.element.hide(),this.setPlaceholder()},clear:function(b){var c=this.selection.data("select2-data");if(c){var d=a.Event("select2-clearing");if(this.opts.element.trigger(d),d.isDefaultPrevented())return;var e=this.getPlaceholderOption();this.opts.element.val(e?e.val():""),this.selection.find(".select2-chosen").empty(),this.selection.removeData("select2-data"),this.setPlaceholder(),b!==!1&&(this.opts.element.trigger({type:"select2-removed",val:this.id(c),choice:c}),this.triggerChange({removed:c}))}},initSelection:function(){if(this.isPlaceholderOptionSelected())this.updateSelection(null),this.close(),this.setPlaceholder();else{var c=this;this.opts.initSelection.call(null,this.opts.element,function(a){a!==b&&null!==a&&(c.updateSelection(a),c.close(),c.setPlaceholder(),c.lastSearchTerm=c.search.val())})}},isPlaceholderOptionSelected:function(){var a;return this.getPlaceholder()===b?!1:(a=this.getPlaceholderOption())!==b&&a.prop("selected")||""===this.opts.element.val()||this.opts.element.val()===b||null===this.opts.element.val()},prepareOpts:function(){var b=this.parent.prepareOpts.apply(this,arguments),c=this;return"select"===b.element.get(0).tagName.toLowerCase()?b.initSelection=function(a,b){var d=a.find("option").filter(function(){return this.selected&&!this.disabled});b(c.optionToData(d))}:"data"in b&&(b.initSelection=b.initSelection||function(c,d){var e=c.val(),f=null;b.query({matcher:function(a,c,d){var g=r(e,b.id(d));return g&&(f=d),g},callback:a.isFunction(d)?function(){d(f)}:a.noop})}),b},getPlaceholder:function(){return this.select&&this.getPlaceholderOption()===b?b:this.parent.getPlaceholder.apply(this,arguments)},setPlaceholder:function(){var a=this.getPlaceholder();if(this.isPlaceholderOptionSelected()&&a!==b){if(this.select&&this.getPlaceholderOption()===b)return;this.selection.find(".select2-chosen").html(this.opts.escapeMarkup(a)),this.selection.addClass("select2-default"),this.container.removeClass("select2-allowclear")}},postprocessResults:function(a,b,c){var d=0,e=this;if(this.findHighlightableChoices().each2(function(a,b){return r(e.id(b.data("select2-data")),e.opts.element.val())?(d=a,!1):void 0}),c!==!1&&(b===!0&&d>=0?this.highlight(d):this.highlight(0)),b===!0){var g=this.opts.minimumResultsForSearch;g>=0&&this.showSearch(L(a.results)>=g)}},showSearch:function(b){this.showSearchInput!==b&&(this.showSearchInput=b,this.dropdown.find(".select2-search").toggleClass("select2-search-hidden",!b),this.dropdown.find(".select2-search").toggleClass("select2-offscreen",!b),a(this.dropdown,this.container).toggleClass("select2-with-searchbox",b))},onSelect:function(a,b){if(this.triggerSelect(a)){var c=this.opts.element.val(),d=this.data();this.opts.element.val(this.id(a)),this.updateSelection(a),this.opts.element.trigger({type:"select2-selected",val:this.id(a),choice:a}),this.lastSearchTerm=this.search.val(),this.close(),b&&b.noFocus||!this.opts.shouldFocusInput(this)||this.focusser.focus(),r(c,this.id(a))||this.triggerChange({added:a,removed:d})}},updateSelection:function(a){var d,e,c=this.selection.find(".select2-chosen");this.selection.data("select2-data",a),c.empty(),null!==a&&(d=this.opts.formatSelection(a,c,this.opts.escapeMarkup)),d!==b&&c.append(d),e=this.opts.formatSelectionCssClass(a,c),e!==b&&c.addClass(e),this.selection.removeClass("select2-default"),this.opts.allowClear&&this.getPlaceholder()!==b&&this.container.addClass("select2-allowclear")},val:function(){var a,c=!1,d=null,e=this,f=this.data();if(0===arguments.length)return this.opts.element.val();if(a=arguments[0],arguments.length>1&&(c=arguments[1],this.opts.debug&&console&&console.warn&&console.warn('Select2: The second option to `select2("val")` is not supported in Select2 4.0.0. The `change` event will always be triggered in 4.0.0.')),this.select)this.opts.debug&&console&&console.warn&&console.warn('Select2: Setting the value on a <select> using `select2("val")` is no longer supported in 4.0.0. You can use the `.val(newValue).trigger("change")` method provided by jQuery instead.'),this.select.val(a).find("option").filter(function(){return this.selected}).each2(function(a,b){return d=e.optionToData(b),!1}),this.updateSelection(d),this.setPlaceholder(),c&&this.triggerChange({added:d,removed:f});else{if(!a&&0!==a)return void this.clear(c);if(this.opts.initSelection===b)throw new Error("cannot call val() if initSelection() is not defined");this.opts.element.val(a),this.opts.initSelection(this.opts.element,function(a){e.opts.element.val(a?e.id(a):""),e.updateSelection(a),e.setPlaceholder(),c&&e.triggerChange({added:a,removed:f})})}},clearSearch:function(){this.search.val(""),this.focusser.val("")},data:function(a){var c,d=!1;return 0===arguments.length?(c=this.selection.data("select2-data"),c==b&&(c=null),c):(this.opts.debug&&console&&console.warn&&console.warn('Select2: The `select2("data")` method can no longer set selected values in 4.0.0, consider using the `.val()` method instead.'),arguments.length>1&&(d=arguments[1]),a?(c=this.data(),this.opts.element.val(a?this.id(a):""),this.updateSelection(a),d&&this.triggerChange({added:a,removed:c})):this.clear(d),void 0)}}),e=O(c,{createContainer:function(){var b=a(document.createElement("div")).attr({"class":"select2-container select2-container-multi"}).html(["<ul class='select2-choices'>","  <li class='select2-search-field'>","    <label for='' class='select2-offscreen'></label>","    <input type='text' autocomplete='off' autocorrect='off' autocapitalize='off' spellcheck='false' class='select2-input'>","  </li>","</ul>","<div class='select2-drop select2-drop-multi select2-display-none'>","   <ul class='select2-results'>","   </ul>","</div>"].join(""));return b},prepareOpts:function(){var b=this.parent.prepareOpts.apply(this,arguments),c=this;return"select"===b.element.get(0).tagName.toLowerCase()?b.initSelection=function(a,b){var d=[];a.find("option").filter(function(){return this.selected&&!this.disabled}).each2(function(a,b){d.push(c.optionToData(b))}),b(d)}:"data"in b&&(b.initSelection=b.initSelection||function(c,d){var e=s(c.val(),b.separator,b.transformVal),f=[];b.query({matcher:function(c,d,g){var h=a.grep(e,function(a){return r(a,b.id(g))}).length;return h&&f.push(g),h},callback:a.isFunction(d)?function(){for(var a=[],c=0;c<e.length;c++)for(var g=e[c],h=0;h<f.length;h++){var i=f[h];if(r(g,b.id(i))){a.push(i),f.splice(h,1);break}}d(a)}:a.noop})}),b},selectChoice:function(a){var b=this.container.find(".select2-search-choice-focus");b.length&&a&&a[0]==b[0]||(b.length&&this.opts.element.trigger("choice-deselected",b),b.removeClass("select2-search-choice-focus"),a&&a.length&&(this.close(),a.addClass("select2-search-choice-focus"),this.opts.element.trigger("choice-selected",a)))},destroy:function(){a("label[for='"+this.search.attr("id")+"']").attr("for",this.opts.element.attr("id")),this.parent.destroy.apply(this,arguments),N.call(this,"searchContainer","selection")},initContainer:function(){var c,b=".select2-choices";this.searchContainer=this.container.find(".select2-search-field"),this.selection=c=this.container.find(b);var d=this;this.selection.on("click",".select2-container:not(.select2-container-disabled) .select2-search-choice:not(.select2-locked)",function(b){d.search[0].focus(),d.selectChoice(a(this))}),this.search.attr("id","s2id_autogen"+f()),this.search.prev().text(a("label[for='"+this.opts.element.attr("id")+"']").text()).attr("for",this.search.attr("id")),this.opts.element.on("focus.select2",this.bind(function(){this.focus()})),this.search.on("input paste",this.bind(function(){this.search.attr("placeholder")&&0==this.search.val().length||this.isInterfaceEnabled()&&(this.opened()||this.open())})),this.search.attr("tabindex",this.elementTabIndex),this.keydowns=0,this.search.on("keydown",this.bind(function(a){if(this.isInterfaceEnabled()){++this.keydowns;var b=c.find(".select2-search-choice-focus"),d=b.prev(".select2-search-choice:not(.select2-locked)"),e=b.next(".select2-search-choice:not(.select2-locked)"),f=z(this.search);if(b.length&&(a.which==k.LEFT||a.which==k.RIGHT||a.which==k.BACKSPACE||a.which==k.DELETE||a.which==k.ENTER)){var g=b;return a.which==k.LEFT&&d.length?g=d:a.which==k.RIGHT?g=e.length?e:null:a.which===k.BACKSPACE?this.unselect(b.first())&&(this.search.width(10),g=d.length?d:e):a.which==k.DELETE?this.unselect(b.first())&&(this.search.width(10),g=e.length?e:null):a.which==k.ENTER&&(g=null),this.selectChoice(g),A(a),void(g&&g.length||this.open())}if((a.which===k.BACKSPACE&&1==this.keydowns||a.which==k.LEFT)&&0==f.offset&&!f.length)return this.selectChoice(c.find(".select2-search-choice:not(.select2-locked)").last()),void A(a);if(this.selectChoice(null),this.opened())switch(a.which){case k.UP:case k.DOWN:return this.moveHighlight(a.which===k.UP?-1:1),void A(a);case k.ENTER:return this.selectHighlighted(),void A(a);case k.TAB:return this.selectHighlighted({noFocus:!0}),void this.close();case k.ESC:return this.cancel(a),void A(a)}if(a.which!==k.TAB&&!k.isControl(a)&&!k.isFunctionKey(a)&&a.which!==k.BACKSPACE&&a.which!==k.ESC){if(a.which===k.ENTER){if(this.opts.openOnEnter===!1)return;if(a.altKey||a.ctrlKey||a.shiftKey||a.metaKey)return}this.open(),(a.which===k.PAGE_UP||a.which===k.PAGE_DOWN)&&A(a),a.which===k.ENTER&&A(a)}}})),this.search.on("keyup",this.bind(function(a){this.keydowns=0,this.resizeSearch()})),this.search.on("blur",this.bind(function(b){this.container.removeClass("select2-container-active"),this.search.removeClass("select2-focused"),this.selectChoice(null),this.opened()||this.clearSearch(),b.stopImmediatePropagation(),this.opts.element.trigger(a.Event("select2-blur"))})),this.container.on("click",b,this.bind(function(b){this.isInterfaceEnabled()&&(a(b.target).closest(".select2-search-choice").length>0||(this.selectChoice(null),this.clearPlaceholder(),this.container.hasClass("select2-container-active")||this.opts.element.trigger(a.Event("select2-focus")),this.open(),this.focusSearch(),b.preventDefault()))})),this.container.on("focus",b,this.bind(function(){this.isInterfaceEnabled()&&(this.container.hasClass("select2-container-active")||this.opts.element.trigger(a.Event("select2-focus")),this.container.addClass("select2-container-active"),this.dropdown.addClass("select2-drop-active"),this.clearPlaceholder())})),this.initContainerWidth(),this.opts.element.hide(),this.clearSearch()},enableInterface:function(){this.parent.enableInterface.apply(this,arguments)&&this.search.prop("disabled",!this.isInterfaceEnabled())},initSelection:function(){if(""===this.opts.element.val()&&""===this.opts.element.text()&&(this.updateSelection([]),this.close(),this.clearSearch()),this.select||""!==this.opts.element.val()){var c=this;this.opts.initSelection.call(null,this.opts.element,function(a){a!==b&&null!==a&&(c.updateSelection(a),c.close(),c.clearSearch())})}},clearSearch:function(){var a=this.getPlaceholder(),c=this.getMaxSearchWidth();a!==b&&0===this.getVal().length&&this.search.hasClass("select2-focused")===!1?(this.search.val(a).addClass("select2-default"),this.search.width(c>0?c:this.container.css("width"))):this.search.val("").width(10)},clearPlaceholder:function(){this.search.hasClass("select2-default")&&this.search.val("").removeClass("select2-default")},opening:function(){this.clearPlaceholder(),this.resizeSearch(),this.parent.opening.apply(this,arguments),this.focusSearch(),this.prefillNextSearchTerm(),this.updateResults(!0),this.opts.shouldFocusInput(this)&&this.search.focus(),this.opts.element.trigger(a.Event("select2-open"))},close:function(){this.opened()&&this.parent.close.apply(this,arguments)},focus:function(){this.close(),this.search.focus()},isFocused:function(){return this.search.hasClass("select2-focused")},updateSelection:function(b){var c={},d=[],e=this;a(b).each(function(){e.id(this)in c||(c[e.id(this)]=0,d.push(this))}),this.selection.find(".select2-search-choice").remove(),this.addSelectedChoice(d),e.postprocessResults()},tokenize:function(){var a=this.search.val();a=this.opts.tokenizer.call(this,a,this.data(),this.bind(this.onSelect),this.opts),null!=a&&a!=b&&(this.search.val(a),a.length>0&&this.open())},onSelect:function(a,b){this.triggerSelect(a)&&""!==a.text&&(this.addSelectedChoice(a),this.opts.element.trigger({type:"selected",val:this.id(a),choice:a}),this.lastSearchTerm=this.search.val(),this.clearSearch(),this.updateResults(),(this.select||!this.opts.closeOnSelect)&&this.postprocessResults(a,!1,this.opts.closeOnSelect===!0),this.opts.closeOnSelect?(this.close(),this.search.width(10)):this.countSelectableResults()>0?(this.search.width(10),this.resizeSearch(),this.getMaximumSelectionSize()>0&&this.val().length>=this.getMaximumSelectionSize()?this.updateResults(!0):this.prefillNextSearchTerm()&&this.updateResults(),this.positionDropdown()):(this.close(),this.search.width(10)),this.triggerChange({added:a}),b&&b.noFocus||this.focusSearch())},cancel:function(){this.close(),this.focusSearch()},addSelectedChoice:function(b){var c=this.getVal(),d=this;a(b).each(function(){c.push(d.createChoice(this))}),this.setVal(c)},createChoice:function(c){var i,j,d=!c.locked,e=a("<li class='select2-search-choice'>    <div></div>    <a href='#' class='select2-search-choice-close' tabindex='-1'></a></li>"),f=a("<li class='select2-search-choice select2-locked'><div></div></li>"),g=d?e:f,h=this.id(c);return i=this.opts.formatSelection(c,g.find("div"),this.opts.escapeMarkup),i!=b&&g.find("div").replaceWith(a("<div></div>").html(i)),j=this.opts.formatSelectionCssClass(c,g.find("div")),j!=b&&g.addClass(j),d&&g.find(".select2-search-choice-close").on("mousedown",A).on("click dblclick",this.bind(function(b){this.isInterfaceEnabled()&&(this.unselect(a(b.target)),this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus"),A(b),this.close(),this.focusSearch())})).on("focus",this.bind(function(){this.isInterfaceEnabled()&&(this.container.addClass("select2-container-active"),this.dropdown.addClass("select2-drop-active"))})),g.data("select2-data",c),g.insertBefore(this.searchContainer),h},unselect:function(b){var d,e,c=this.getVal();if(b=b.closest(".select2-search-choice"),0===b.length)throw"Invalid argument: "+b+". Must be .select2-search-choice";if(d=b.data("select2-data")){var f=a.Event("select2-removing");if(f.val=this.id(d),f.choice=d,this.opts.element.trigger(f),f.isDefaultPrevented())return!1;for(;(e=p(this.id(d),c))>=0;)c.splice(e,1),this.setVal(c),this.select&&this.postprocessResults();return b.remove(),this.opts.element.trigger({type:"select2-removed",val:this.id(d),choice:d}),this.triggerChange({removed:d}),!0}},postprocessResults:function(a,b,c){var d=this.getVal(),e=this.results.find(".select2-result"),f=this.results.find(".select2-result-with-children"),g=this;e.each2(function(a,b){var c=g.id(b.data("select2-data"));p(c,d)>=0&&(b.addClass("select2-selected"),b.find(".select2-result-selectable").addClass("select2-selected"))}),f.each2(function(a,b){b.is(".select2-result-selectable")||0!==b.find(".select2-result-selectable:not(.select2-selected)").length||b.addClass("select2-selected")}),-1==this.highlight()&&c!==!1&&this.opts.closeOnSelect===!0&&g.highlight(0),!this.opts.createSearchChoice&&!e.filter(".select2-result:not(.select2-selected)").length>0&&(!a||a&&!a.more&&0===this.results.find(".select2-no-results").length)&&J(g.opts.formatNoMatches,"formatNoMatches")&&this.results.append("<li class='select2-no-results'>"+K(g.opts.formatNoMatches,g.opts.element,g.search.val())+"</li>")},getMaxSearchWidth:function(){return this.selection.width()-t(this.search)},resizeSearch:function(){var a,b,c,d,e,f=t(this.search);a=C(this.search)+10,b=this.search.offset().left,c=this.selection.width(),d=this.selection.offset().left,e=c-(b-d)-f,a>e&&(e=c-f),40>e&&(e=c-f),0>=e&&(e=a),this.search.width(Math.floor(e))},getVal:function(){var a;return this.select?(a=this.select.val(),null===a?[]:a):(a=this.opts.element.val(),s(a,this.opts.separator,this.opts.transformVal))},setVal:function(b){if(this.select)this.select.val(b);else{var c=[],d={};a(b).each(function(){this in d||(c.push(this),d[this]=0)}),this.opts.element.val(0===c.length?"":c.join(this.opts.separator))}},buildChangeDetails:function(a,b){
+for(var b=b.slice(0),a=a.slice(0),c=0;c<b.length;c++)for(var d=0;d<a.length;d++)if(r(this.opts.id(b[c]),this.opts.id(a[d]))){b.splice(c,1),c--,a.splice(d,1);break}return{added:b,removed:a}},val:function(c,d){var e,f=this;if(0===arguments.length)return this.getVal();if(e=this.data(),e.length||(e=[]),!c&&0!==c)return this.opts.element.val(""),this.updateSelection([]),this.clearSearch(),void(d&&this.triggerChange({added:this.data(),removed:e}));if(this.setVal(c),this.select)this.opts.initSelection(this.select,this.bind(this.updateSelection)),d&&this.triggerChange(this.buildChangeDetails(e,this.data()));else{if(this.opts.initSelection===b)throw new Error("val() cannot be called if initSelection() is not defined");this.opts.initSelection(this.opts.element,function(b){var c=a.map(b,f.id);f.setVal(c),f.updateSelection(b),f.clearSearch(),d&&f.triggerChange(f.buildChangeDetails(e,f.data()))})}this.clearSearch()},onSortStart:function(){if(this.select)throw new Error("Sorting of elements is not supported when attached to <select>. Attach to <input type='hidden'/> instead.");this.search.width(0),this.searchContainer.hide()},onSortEnd:function(){var b=[],c=this;this.searchContainer.show(),this.searchContainer.appendTo(this.searchContainer.parent()),this.resizeSearch(),this.selection.find(".select2-search-choice").each(function(){b.push(c.opts.id(a(this).data("select2-data")))}),this.setVal(b),this.triggerChange()},data:function(b,c){var e,f,d=this;return 0===arguments.length?this.selection.children(".select2-search-choice").map(function(){return a(this).data("select2-data")}).get():(f=this.data(),b||(b=[]),e=a.map(b,function(a){return d.opts.id(a)}),this.setVal(e),this.updateSelection(b),this.clearSearch(),c&&this.triggerChange(this.buildChangeDetails(f,this.data())),void 0)}}),a.fn.select2=function(){var d,e,f,g,h,c=Array.prototype.slice.call(arguments,0),i=["val","destroy","opened","open","close","focus","isFocused","container","dropdown","onSortStart","onSortEnd","enable","disable","readonly","positionDropdown","data","search"],j=["opened","isFocused","container","dropdown"],k=["val","data"],l={search:"externalSearch"};return this.each(function(){if(0===c.length||"object"==typeof c[0])d=0===c.length?{}:a.extend({},c[0]),d.element=a(this),"select"===d.element.get(0).tagName.toLowerCase()?h=d.element.prop("multiple"):(h=d.multiple||!1,"tags"in d&&(d.multiple=h=!0)),e=h?new window.Select2["class"].multi:new window.Select2["class"].single,e.init(d);else{if("string"!=typeof c[0])throw"Invalid arguments to select2 plugin: "+c;if(p(c[0],i)<0)throw"Unknown method: "+c[0];if(g=b,e=a(this).data("select2"),e===b)return;if(f=c[0],"container"===f?g=e.container:"dropdown"===f?g=e.dropdown:(l[f]&&(f=l[f]),g=e[f].apply(e,c.slice(1))),p(c[0],j)>=0||p(c[0],k)>=0&&1==c.length)return!1}}),g===b?this:g},a.fn.select2.defaults={debug:!1,width:"copy",loadMorePadding:0,closeOnSelect:!0,openOnEnter:!0,containerCss:{},dropdownCss:{},containerCssClass:"",dropdownCssClass:"",formatResult:function(a,b,c,d){var e=[];return E(this.text(a),c.term,e,d),e.join("")},transformVal:function(b){return a.trim(b)},formatSelection:function(a,c,d){return a?d(this.text(a)):b},sortResults:function(a,b,c){return a},formatResultCssClass:function(a){return a.css},formatSelectionCssClass:function(a,c){return b},minimumResultsForSearch:0,minimumInputLength:0,maximumInputLength:null,maximumSelectionSize:0,id:function(a){return a==b?null:a.id},text:function(b){return b&&this.data&&this.data.text?a.isFunction(this.data.text)?this.data.text(b):b[this.data.text]:b.text},matcher:function(a,b){return o(""+b).toUpperCase().indexOf(o(""+a).toUpperCase())>=0},separator:",",tokenSeparators:[],tokenizer:M,escapeMarkup:F,blurOnChange:!1,selectOnBlur:!1,adaptContainerCssClass:function(a){return a},adaptDropdownCssClass:function(a){return null},nextSearchTerm:function(a,c){return b},searchInputPlaceholder:"",createSearchChoicePosition:"top",shouldFocusInput:function(a){var b="ontouchstart"in window||navigator.msMaxTouchPoints>0;return b&&a.opts.minimumResultsForSearch<0?!1:!0}},a.fn.select2.locales=[],a.fn.select2.locales.en={formatMatches:function(a){return 1===a?"One result is available, press enter to select it.":a+" results are available, use up and down arrow keys to navigate."},formatNoMatches:function(){return"No matches found"},formatAjaxError:function(a,b,c){return"Loading failed"},formatInputTooShort:function(a,b){var c=b-a.length;return"Please enter "+c+" or more character"+(1==c?"":"s")},formatInputTooLong:function(a,b){var c=a.length-b;return"Please delete "+c+" character"+(1==c?"":"s")},formatSelectionTooBig:function(a){return"You can only select "+a+" item"+(1==a?"":"s")},formatLoadMore:function(a){return"Loading more results\u2026"},formatSearching:function(){return"Searching\u2026"}},a.extend(a.fn.select2.defaults,a.fn.select2.locales.en),a.fn.select2.ajaxDefaults={transport:a.ajax,params:{type:"GET",cache:!1,dataType:"json"}},window.Select2={query:{ajax:G,local:H,tags:I},util:{debounce:w,markMatch:E,escapeMarkup:F,stripDiacritics:o},"class":{"abstract":c,single:d,multi:e}}}}(jQuery);
\ No newline at end of file
diff --git a/koha-tmpl/intranet-tmpl/prog/en/includes/select2.inc b/koha-tmpl/intranet-tmpl/prog/en/includes/select2.inc
new file mode 100644
index 0000000000..bad2c7add7
--- /dev/null
+++ b/koha-tmpl/intranet-tmpl/prog/en/includes/select2.inc
@@ -0,0 +1,51 @@
+<script src="[% interface %]/lib/select2/js/select2.min.js"></script>
+<link rel="stylesheet" type="text/css" href="[% interface %]/lib/select2/css/select2.min.css" />
+<script>
+  jQuery.extend($.fn.select2.defaults, {
+    allowClear: true,
+    width: function() {
+      var width = this.element.outerWidth();
+
+      // 18 is the width of .select2-arrow
+      width -= 18;
+
+      if (this.allowClear) {
+        // 42 is the margin-right of .select2-chosen when allowClear is true
+        width += 42;
+      } else {
+        // 26 is the margin-right of .select2-chosen when allowClear is false
+        width += 26;
+      }
+
+      return width;
+    },
+
+    // Internationalization
+    formatMatches: function (matches) {
+      if (matches === 1) {
+        return _("One result is available, press enter to select it.");
+      }
+      return _("%s results are available, use up and down arrow keys to navigate.").format(matches);
+    },
+    formatNoMatches: function () {
+      return _("No matches found");
+    },
+    formatInputTooShort: function (input, min) {
+      var n = min - input.length;
+      return _("Please enter %n or more characters").format(n);
+    },
+    formatInputTooLong: function (input, max) {
+      var n = input.length - max;
+      return _("Please delete %d character(s)").format(n);
+    },
+    formatSelectionTooBig: function (limit) {
+      return _("You can only select %s item(s)").format(limit);
+    },
+    formatLoadMore: function (pageNumber) {
+      return _("Loading more results…");
+    },
+    formatSearching: function () {
+      return _("Searching…");
+    }
+  });
+</script>
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt
index b170350180..f004c75689 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/about.tt
@@ -776,6 +776,8 @@
             <h2>OAI xslt stylesheet</h2>
             <p>The included OAI.xslt file by the <a href="http://dspace.org/">DSpace project</a> is licensed under a <a href="http://www.dspace.org/license/">BSD License</a>.</p>
 
+            <h2>Select2</h2>
+            <p>The <a href="http://select2.github.io/select2/">Select2</a> library is licensed under <a href="https://github.com/select2/select2/blob/stable/3.5/LICENSE">the Apache License, Version 2.0 (the "Apache License") or the GNU General Public License version 2 (the "GPL License")</a>.</p>
         </div>
 
         <div id="translations">
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/addbiblio.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/addbiblio.tt
index df7b4a2c65..928956b535 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/addbiblio.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/addbiblio.tt
@@ -380,6 +380,14 @@ function Changefwk(FwkList) {
 //]]>
 </script>
 <link type="text/css" rel="stylesheet" href="[% interface %]/[% theme %]/css/addbiblio.css" />
+
+[% INCLUDE 'select2.inc' %]
+<script>
+  $(document).ready(function() {
+    $('.subfield_line select').select2();
+  });
+</script>
+
 [% IF ( bidi ) %]
    <link rel="stylesheet" type="text/css" href="[% interface %]/[% theme %]/css/right-to-left.css" />
 [% END %]
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/additem.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/additem.tt
index 8c642b577a..19064caf3c 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/additem.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/cataloguing/additem.tt
@@ -127,6 +127,14 @@ function confirm_deletion() {
 //]]>
 </script>
 <link type="text/css" rel="stylesheet" href="[% interface %]/[% theme %]/css/addbiblio.css" />
+
+[% INCLUDE 'select2.inc' %]
+<script type="text/javascript">
+  $(document).ready(function() {
+    $('.subfield_line select').select2();
+  });
+</script>
+
 [% IF ( bidi ) %]
    <link rel="stylesheet" type="text/css" href="[% interface %]/[% theme %]/css/right-to-left.css" />
 [% END %]
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/tools/batchMod-edit.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/tools/batchMod-edit.tt
index 743260478c..08d552d8f4 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/tools/batchMod-edit.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/tools/batchMod-edit.tt
@@ -43,6 +43,14 @@ $(document).ready(function(){
 <![endif]-->
 <style type="text/css">input[type=checkbox]{ margin : 0 .5em; }</style>
 <link type="text/css" rel="stylesheet" href="[% interface %]/[% theme %]/css/addbiblio.css" />
+
+[% INCLUDE 'select2.inc' %]
+<script type="text/javascript">
+  $(document).ready(function() {
+    $('.subfield_line select').select2();
+  });
+</script>
+
 </head>
 <body id="tools_batchMod-edit" class="tools">
 [% INCLUDE 'header.inc' %]
-- 
2.39.5