56 lines
22 KiB
JavaScript
Executable File
56 lines
22 KiB
JavaScript
Executable File
/*
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Copyright 2012 Igor Vaynberg
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Version: 2.0 Timestamp: Wed, May 16, 2012 10:38:37 AM
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Licensed under the Apache License, Version 2.0 (the "License"); you may not use this work except in
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compliance with the License. You may obtain a copy of the License in the LICENSE file, or at:
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software distributed under the License is
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distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and limitations under the License.*/
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(function(e,g){function j(a,b){var c=0,f=b.length,h;if(a.constructor===String)for(;c<f;c+=1){if(0===a.localeCompare(b[c]))return c}else for(;c<f;c+=1)if(h=b[c],h.constructor===String){if(0===h.localeCompare(a))return c}else if(h===a)return c;return-1}function n(a,b){return a===b?!0:a===g||b===g||null===a||null===b?!1:a.constructor===String?0===a.localeCompare(b):b.constructor===String?0===b.localeCompare(a):!1}function r(a,b){var c,f,h;if(null===a||1>a.length)return[];c=a.split(b);f=0;for(h=c.length;f<
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h;f+=1)c[f]=e.trim(c[f]);return c}function w(a){a.bind("keydown",function(){a.data("keyup-change-value",a.val())});a.bind("keyup",function(){a.val()!==a.data("keyup-change-value")&&a.trigger("keyup-change")})}function x(a){a.bind("mousemove",function(a){var c=e(document).data("select2-lastpos");(c===g||c.x!==a.pageX||c.y!==a.pageY)&&e(a.target).trigger("mousemove-filtered",a)})}function s(a,b){var c;return function(){window.clearTimeout(c);c=window.setTimeout(b,a)}}function y(a,b){var c=s(a,function(a){b.trigger("scroll-debounced",
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a)});b.bind("scroll",function(a){0<=j(a.target,b.get())&&c(a)})}function i(a){a.preventDefault();a.stopPropagation()}function t(a){var b,c=0,f=null,h=a.quietMillis||100;return function(d){window.clearTimeout(b);b=window.setTimeout(function(){var b=c+=1,h=a.data,g=a.transport||e.ajax,h=h.call(this,d.term,d.page);null!==f&&f.abort();f=g.call(null,{url:a.url,dataType:a.dataType,data:h,success:function(f){b<c||d.callback(a.results(f,d.page))}})},h)}}function u(a){var b=a,c=function(a){return a.text};
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e.isArray(b)||(c=b.text,e.isFunction(c)||(c=function(a){return a[b.text]}),b=b.results);return function(a){var h=a.term.toUpperCase(),d={};if(h==="")a.callback({results:b});else{d.results=e(b).filter(function(){return c(this).toUpperCase().indexOf(h)>=0}).get();a.callback(d)}}}function v(a){return e.isFunction(a)?a:function(b){var c=b.term.toUpperCase(),f={results:[]};e(a).each(function(){var a=this.text!==g,b=a?this.text:this;if(""===c||0<=b.toUpperCase().indexOf(c))f.results.push(a?this:{id:this,
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text:this})});b.callback(f)}}function o(a,b){var c=function(){};c.prototype=new a;c.prototype.constructor=c;c.prototype.parent=a.prototype;c.prototype=e.extend(c.prototype,b);return c}if(window.Select2===g){var d,m,p,q;d={TAB:9,ENTER:13,ESC:27,SPACE:32,LEFT:37,UP:38,RIGHT:39,DOWN:40,SHIFT:16,CTRL:17,ALT:18,PAGE_UP:33,PAGE_DOWN:34,HOME:36,END:35,BACKSPACE:8,DELETE:46,isArrow:function(a){a=a.which?a.which:a;switch(a){case d.LEFT:case d.RIGHT:case d.UP:case d.DOWN:return!0}return!1},isControl:function(a){a=
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a.which?a.which:a;switch(a){case d.SHIFT:case d.CTRL:case d.ALT:return!0}return!1},isFunctionKey:function(a){a=a.which?a.which:a;return 112<=a&&123>=a}};e(document).delegate("*","mousemove",function(a){e(document).data("select2-lastpos",{x:a.pageX,y:a.pageY})});e(document).ready(function(){e(document).delegate("*","mousedown focusin",function(a){var b=e(a.target).closest("div.select2-container").get(0);e(document).find("div.select2-container-active").each(function(){this!==b&&e(this).data("select2").blur()})})});
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m=o(Object,{bind:function(a){var b=this;return function(){a.apply(b,arguments)}},init:function(a){var b,c;this.opts=a=this.prepareOpts(a);this.id=a.id;a.element.data("select2")!==g&&this.destroy();this.container=this.createContainer();a.element.attr("class")!==g&&this.container.addClass(a.element.attr("class"));this.opts.element.data("select2",this).hide().after(this.container);this.container.data("select2",this);this.dropdown=this.container.find(".select2-drop");this.results=b=this.container.find(".select2-results");
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this.search=c=this.container.find("input[type=text]");this.resultsPage=0;this.initContainer();x(this.results);this.container.delegate(".select2-results","mousemove-filtered",this.bind(this.highlightUnderEvent));y(80,this.results);this.container.delegate(".select2-results","scroll-debounced",this.bind(this.loadMoreIfNeeded));e.fn.mousewheel&&b.mousewheel(function(a,c,e,d){c=b.scrollTop();0<d&&0>=c-d?(b.scrollTop(0),i(a)):0>d&&b.get(0).scrollHeight-b.scrollTop()+d<=b.height()&&(b.scrollTop(b.get(0).scrollHeight-
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b.height()),i(a))});w(c);c.bind("keyup-change",this.bind(this.updateResults));c.bind("focus",function(){c.addClass("select2-focused")});c.bind("blur",function(){c.removeClass("select2-focused")});this.container.delegate(".select2-results","click",this.bind(function(a){0<e(a.target).closest(".select2-result:not(.select2-disabled)").length?(this.highlightUnderEvent(a),this.selectHighlighted(a)):(i(a),this.focusSearch())}));e.isFunction(this.opts.initSelection)&&(this.initSelection(),this.monitorSource())},
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destroy:function(){var a=this.opts.element.data("select2");a!==g&&(a.container.remove(),a.opts.element.removeData("select2").unbind(".select2").show())},prepareOpts:function(a){var b,c,f;b=a.element;"select"===b.get(0).tagName.toLowerCase()&&(this.select=c=a.element);c&&e.each("id multiple ajax query createSearchChoice initSelection data tags".split(" "),function(){if(this in a)throw Error("Option '"+this+"' is not allowed for Select2 when attached to a <select> element.");});a=e.extend({},{formatResult:function(a){return a.text},
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formatSelection:function(a){return a.text},formatNoMatches:function(){return"No matches found"},formatInputTooShort:function(a,b){return"Please enter "+(b-a.length)+" more characters"},minimumResultsForSearch:0,minimumInputLength:0,id:function(a){return a.id}},a);"function"!==typeof a.id&&(f=a.id,a.id=function(a){return a[f]});c?(a.query=this.bind(function(a){var c={results:[],more:false},f=a.term.toUpperCase(),d=this.getPlaceholder();b.find("option").each(function(a){var b=e(this),h=b.text();if(a===
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0&&d!==g&&h==="")return true;h.toUpperCase().indexOf(f)>=0&&c.results.push({id:b.attr("value"),text:h})});a.callback(c)}),a.id=function(a){return a.id}):"query"in a||("ajax"in a?a.query=t(a.ajax):"data"in a?a.query=u(a.data):"tags"in a&&(a.query=v(a.tags),a.createSearchChoice=function(a){return{id:a,text:a}},a.initSelection=function(a){var b=[];e(r(a.val(),",")).each(function(){b.push({id:this,text:this})});return b}));if("function"!==typeof a.query)throw"query function not defined for Select2 "+
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a.element.attr("id");return a},monitorSource:function(){this.opts.element.bind("change.select2",this.bind(function(){!0!==this.opts.element.data("select2-change-triggered")&&this.initSelection()}))},triggerChange:function(){this.opts.element.data("select2-change-triggered",!0);this.opts.element.trigger("change");this.opts.element.data("select2-change-triggered",!1)},opened:function(){return this.container.hasClass("select2-dropdown-open")},open:function(){this.opened()||(this.container.addClass("select2-dropdown-open").addClass("select2-container-active"),
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this.updateResults(!0),this.dropdown.show(),this.focusSearch())},close:function(){this.opened()&&(this.dropdown.hide(),this.container.removeClass("select2-dropdown-open"),this.results.empty(),this.clearSearch())},clearSearch:function(){},ensureHighlightVisible:function(){var a=this.results,b,c,f,d;b=a.children(".select2-result");c=this.highlight();0>c||(f=e(b[c]),d=f.offset().top+f.outerHeight(),c===b.length-1&&(b=a.find("li.select2-more-results"),0<b.length&&(d=b.offset().top+b.outerHeight())),b=
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a.offset().top+a.outerHeight(),d>b&&a.scrollTop(a.scrollTop()+(d-b)),f=f.offset().top-a.offset().top,0>f&&a.scrollTop(a.scrollTop()+f))},moveHighlight:function(a){for(var b=this.results.children(".select2-result"),c=this.highlight();-1<c&&c<b.length;)if(c+=a,!e(b[c]).hasClass("select2-disabled")){this.highlight(c);break}},highlight:function(a){var b=this.results.children(".select2-result");if(0===arguments.length)return j(b.filter(".select2-highlighted")[0],b.get());b.removeClass("select2-highlighted");
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a>=b.length&&(a=b.length-1);0>a&&(a=0);e(b[a]).addClass("select2-highlighted");this.ensureHighlightVisible();this.opened()&&this.focusSearch()},highlightUnderEvent:function(a){a=e(a.target).closest(".select2-result");0<a.length&&this.highlight(a.index())},loadMoreIfNeeded:function(){var a=this.results,b=a.find("li.select2-more-results"),c,f=-1,d=this.resultsPage+1;0!==b.length&&(c=b.offset().top-a.offset().top-a.height(),0>=c&&(b.addClass("select2-active"),this.opts.query({term:this.search.val(),
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page:d,callback:this.bind(function(c){var k=[],i=this;e(c.results).each(function(){k.push("<li class='select2-result'>");k.push(i.opts.formatResult(this));k.push("</li>")});b.before(k.join(""));a.find(".select2-result").each(function(a){var b=e(this);b.data("select2-data")!==g?f=a:b.data("select2-data",c.results[a-f-1])});c.more?b.removeClass("select2-active"):b.remove();this.resultsPage=d})})))},updateResults:function(a){function b(a){f.html(a);f.scrollTop(0);c.removeClass("select2-active")}var c=
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this.search,f=this.results,d=this.opts,i=this;c.addClass("select2-active");c.val().length<d.minimumInputLength?b("<li class='select2-no-results'>"+d.formatInputTooShort(c.val(),d.minimumInputLength)+"</li>"):(this.resultsPage=1,d.query({term:c.val(),page:this.resultsPage,callback:this.bind(function(k){var j=[],l;this.opts.createSearchChoice&&""!==c.val()&&(l=this.opts.createSearchChoice.call(null,c.val(),k.results),l!==g&&null!==l&&i.id(l)!==g&&null!==i.id(l)&&0===e(k.results).filter(function(){return n(i.id(this),
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i.id(l))}).length&&k.results.unshift(l));0===k.results.length?b("<li class='select2-no-results'>"+d.formatNoMatches(c.val())+"</li>"):(e(k.results).each(function(){j.push("<li class='select2-result'>");j.push(d.formatResult(this));j.push("</li>")}),!0===k.more&&j.push("<li class='select2-more-results'>Loading more results...</li>"),b(j.join("")),f.children(".select2-result").each(function(a){a=k.results[a];e(this).data("select2-data",a)}),this.postprocessResults(k,a))})}))},cancel:function(){this.close()},
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blur:function(){window.setTimeout(this.bind(function(){this.close();this.container.removeClass("select2-container-active");this.clearSearch();this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");this.search.blur()}),10)},focusSearch:function(){window.setTimeout(this.bind(function(){this.search.focus()}),10)},selectHighlighted:function(){var a=this.results.find(".select2-highlighted:not(.select2-disabled)").data("select2-data");if(a)this.onSelect(a)},getPlaceholder:function(){return this.opts.element.attr("placeholder")||
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this.opts.element.data("placeholder")||this.opts.placeholder},getContainerWidth:function(){var a,b,c,f;if(this.opts.width!==g)return this.opts.width;a=this.opts.element.attr("style");if(a!==g){a=a.split(";");c=0;for(f=a.length;c<f;c+=1)if(b=a[c].replace(/\s/g,"").match(/width:(([-+]?([0-9]*\.)?[0-9]+)(px|em|ex|%|in|cm|mm|pt|pc))/),null!==b&&1<=b.length)return b[1]}return this.opts.element.width()+"px"}});p=o(m,{createContainer:function(){return e("<div></div>",{"class":"select2-container",style:"width: "+
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this.getContainerWidth()}).html(" <a href='javascript:void(0)' class='select2-choice'> <span></span><abbr class='select2-search-choice-close' style='display:none;'></abbr> <div><b></b></div></a> <div class='select2-drop' style='display:none;'> <div class='select2-search'> <input type='text' autocomplete='off'/> </div> <ul class='select2-results'> </ul></div>")},open:function(){this.opened()||this.parent.open.apply(this,arguments)},close:function(){this.opened()&&this.parent.close.apply(this,
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arguments)},focus:function(){this.close();this.selection.focus()},isFocused:function(){return this.selection.is(":focus")},cancel:function(){this.parent.cancel.apply(this,arguments);this.selection.focus()},initContainer:function(){var a,b=this.container,c=!1;this.selection=a=b.find(".select2-choice");this.search.bind("keydown",this.bind(function(a){switch(a.which){case d.UP:case d.DOWN:this.moveHighlight(a.which===d.UP?-1:1);i(a);break;case d.TAB:case d.ENTER:this.selectHighlighted();i(a);break;case d.ESC:this.cancel(a),
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a.preventDefault()}}));b.delegate(".select2-choice","click",this.bind(function(b){c=!0;this.opened()?(this.close(),a.focus()):this.open();b.preventDefault();c=!1}));b.delegate(".select2-choice","keydown",this.bind(function(a){a.which===d.TAB||(d.isControl(a)||d.isFunctionKey(a)||a.which===d.ESC)||(this.open(),(a.which===d.PAGE_UP||a.which===d.PAGE_DOWN||a.which===d.SPACE)&&i(a),a.which===d.ENTER&&i(a))}));b.delegate(".select2-choice","focus",function(){b.addClass("select2-container-active")});b.delegate(".select2-choice",
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"blur",this.bind(function(){c||this.opened()||this.blur()}));a.delegate("abbr","click",this.bind(function(a){this.val("");i(a);this.close();this.triggerChange()}));this.setPlaceholder()},initSelection:function(){var a;""===this.opts.element.val()?this.updateSelection({id:"",text:""}):(a=this.opts.initSelection.call(null,this.opts.element),a!==g&&null!==a&&this.updateSelection(a));this.close();this.setPlaceholder()},prepareOpts:function(){var a=this.parent.prepareOpts.apply(this,arguments);"select"===
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a.element.get(0).tagName.toLowerCase()&&(a.initSelection=function(a){a=a.find(":selected");return{id:a.attr("value"),text:a.text()}});return a},setPlaceholder:function(){var a=this.getPlaceholder();""===this.opts.element.val()&&a!==g&&!(this.select&&""!==this.select.find("option:first").text())&&("object"===typeof a?this.updateSelection(a):this.selection.find("span").html(a),this.selection.addClass("select2-default"),this.selection.find("abbr").hide())},postprocessResults:function(a,b){var c=0,f=
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this,d=!0;this.results.find(".select2-result").each(function(a){if(n(f.id(e(this).data("select2-data")),f.opts.element.val()))return c=a,!1});this.highlight(c);!0===b&&(d=a.results.length>=this.opts.minimumResultsForSearch,this.search.parent().toggle(d),this.container[d?"addClass":"removeClass"]("select2-with-searchbox"))},onSelect:function(a){var b=this.opts.element.val();this.opts.element.val(this.id(a));this.updateSelection(a);this.close();this.selection.focus();n(b,this.id(a))||this.triggerChange()},
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updateSelection:function(a){this.selection.find("span").html(this.opts.formatSelection(a));this.selection.removeClass("select2-default");this.opts.allowClear&&this.getPlaceholder()!==g&&this.selection.find("abbr").show()},val:function(){var a,b=null;if(0===arguments.length)return this.opts.element.val();a=arguments[0];this.select?(this.select.val(a).find(":selected").each(function(){b={id:e(this).attr("value"),text:e(this).text()};return!1}),this.updateSelection(b)):(this.opts.element.val(!a?"":this.id(a)),
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this.updateSelection(a));this.setPlaceholder()},clearSearch:function(){this.search.val("")}});q=o(m,{createContainer:function(){return e("<div></div>",{"class":"select2-container select2-container-multi",style:"width: "+this.getContainerWidth()}).html(" <ul class='select2-choices'> <li class='select2-search-field'> <input type='text' autocomplete='off' style='width: 25px;'> </li></ul><div class='select2-drop' style='display:none;'> <ul class='select2-results'> </ul></div>")},prepareOpts:function(){var a=
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this.parent.prepareOpts.apply(this,arguments),a=e.extend({},{closeOnSelect:!0},a);"select"===a.element.get(0).tagName.toLowerCase()&&(a.initSelection=function(a){var c=[];a.find(":selected").each(function(){c.push({id:e(this).attr("value"),text:e(this).text()})});return c});return a},initContainer:function(){var a;this.searchContainer=this.container.find(".select2-search-field");this.selection=a=this.container.find(".select2-choices");this.search.bind("keydown",this.bind(function(b){if(b.which===
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d.BACKSPACE&&""===this.search.val()){this.close();var c;c=a.find(".select2-search-choice-focus");if(0<c.length){this.unselect(c.first());this.search.width(10);i(b);return}c=a.find(".select2-search-choice");0<c.length&&c.last().addClass("select2-search-choice-focus")}else a.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");if(this.opened())switch(b.which){case d.UP:case d.DOWN:this.moveHighlight(b.which===d.UP?-1:1);i(b);return;case d.ENTER:this.selectHighlighted();i(b);
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return;case d.ESC:this.cancel(b);b.preventDefault();return}b.which===d.TAB||(d.isControl(b)||d.isFunctionKey(b)||b.which===d.BACKSPACE||b.which===d.ESC)||(this.open(),(b.which===d.PAGE_UP||b.which===d.PAGE_DOWN)&&i(b))}));this.search.bind("keyup",this.bind(this.resizeSearch));this.container.delegate(".select2-choices","click",this.bind(function(a){this.open();this.focusSearch();a.preventDefault()}));this.container.delegate(".select2-choices","focus",this.bind(function(){this.container.addClass("select2-container-active");
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this.clearPlaceholder()}));this.clearSearch()},initSelection:function(){var a;""===this.opts.element.val()&&this.updateSelection([]);if(this.select||""!==this.opts.element.val())a=this.opts.initSelection.call(null,this.opts.element),a!==g&&null!==a&&this.updateSelection(a);this.close();this.clearSearch()},clearSearch:function(){var a=this.getPlaceholder();a!==g&&0===this.getVal().length&&!1===this.search.hasClass("select2-focused")?(this.search.val(a).addClass("select2-default"),this.search.width(this.getContainerWidth())):
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this.search.val("").width(10)},clearPlaceholder:function(){this.search.hasClass("select2-default")&&this.search.val("").removeClass("select2-default")},open:function(){this.opened()||(this.parent.open.apply(this,arguments),this.resizeSearch(),this.focusSearch())},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(a){var b=[],c=[],d=
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this;e(a).each(function(){0>j(d.id(this),b)&&(b.push(d.id(this)),c.push(this))});a=c;this.selection.find(".select2-search-choice").remove();e(a).each(function(){d.addSelectedChoice(this)});d.postprocessResults()},onSelect:function(a){this.addSelectedChoice(a);this.select&&this.postprocessResults();this.opts.closeOnSelect?(this.close(),this.search.width(10)):(this.search.width(10),this.resizeSearch());this.triggerChange();this.focusSearch()},cancel:function(){this.close();this.focusSearch()},addSelectedChoice:function(a){var b,
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c=this.id(a),d=this.getVal();b=["<li class='select2-search-choice'>",this.opts.formatSelection(a),"<a href='javascript:void(0)' class='select2-search-choice-close' tabindex='-1'></a>","</li>"];b=e(b.join(""));b.find("a").bind("click dblclick",this.bind(function(a){this.unselect(e(a.target));this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");i(a);this.close();this.focusSearch()})).bind("focus",this.bind(function(){this.container.addClass("select2-container-active")}));
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b.data("select2-data",a);b.insertBefore(this.searchContainer);d.push(c);this.setVal(d)},unselect:function(a){var b=this.getVal(),c,a=a.closest(".select2-search-choice");if(0===a.length)throw"Invalid argument: "+a+". Must be .select2-search-choice";c=j(this.id(a.data("select2-data")),b);0<=c&&(b.splice(c,1),this.setVal(b),this.select&&this.postprocessResults());a.remove();this.triggerChange()},postprocessResults:function(){var a=this.getVal(),b=this.results.find(".select2-result"),c=this;b.each(function(){var b=
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e(this),d=c.id(b.data("select2-data"));0<=j(d,a)?b.addClass("select2-disabled"):b.removeClass("select2-disabled")});b.each(function(a){if(!e(this).hasClass("select2-disabled"))return c.highlight(a),!1})},resizeSearch:function(){var a,b,c,d;c=this.search;a=e("<div></div>").css({position:"absolute",left:"-1000px",top:"-1000px",display:"none",fontSize:c.css("fontSize"),fontFamily:c.css("fontFamily"),fontStyle:c.css("fontStyle"),fontWeight:c.css("fontWeight"),letterSpacing:c.css("letterSpacing"),textTransform:c.css("textTransform"),
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whiteSpace:"nowrap"});a.text(c.val());e("body").append(a);c=a.width();a.remove();a=c+10;b=this.search.offset().left;c=this.selection.width();d=this.selection.offset().left;b=c-(b-d)-(this.search.outerWidth()-this.search.width());b<a&&(b=c-(this.search.outerWidth()-this.search.width()));40>b&&(b=c-(this.search.outerWidth()-this.search.width()));this.search.width(b)},getVal:function(){var a;if(this.select)return a=this.select.val(),null===a?[]:a;a=this.opts.element.val();return r(a,",")},setVal:function(a){var b=
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[];this.select?this.select.val(a):(e(a).each(function(){0>j(this,b)&&b.push(this)}),this.opts.element.val(0===b.length?"":b.join(",")))},val:function(){var a,b=[],c=this;if(0===arguments.length)return this.getVal();a=arguments[0];this.select?(this.setVal(a),this.select.find(":selected").each(function(){b.push({id:e(this).attr("value"),text:e(this).text()})}),this.updateSelection(b)):(a=null===a?[]:a,this.setVal(a),e(a).each(function(){b.push(c.id(this))}),this.setVal(b),this.updateSelection(a));this.clearSearch()}});
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e.fn.select2=function(){var a=Array.prototype.slice.call(arguments,0),b,c,d,h,i="val destroy open close focus isFocused".split(" ");this.each(function(){if(0===a.length||"object"===typeof a[0])b=0===a.length?{}:e.extend({},a[0]),b.element=e(this),"select"===b.element.get(0).tagName.toLowerCase()?h=b.element.attr("multiple"):(h=b.multiple||!1,"tags"in b&&(b.multiple=h=!0)),c=h?new q:new p,c.init(b);else if("string"===typeof a[0]){if(0>j(a[0],i))throw"Unknown method: "+a[0];d=g;c=e(this).data("select2");
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if(c!==g&&(d=c[a[0]].apply(c,a.slice(1)),d!==g))return!1}else throw"Invalid arguments to select2 plugin: "+a;});return d===g?this:d};window.Select2={query:{ajax:t,local:u,tags:v},util:{debounce:s},"class":{"abstract":m,single:p,multi:q}}}})(jQuery);
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