tag-it.min.js

(function(b){b.widget("ui.tagit",{options:{allowDuplicates:!1,caseSensitive:!0,fieldName:"tags",placeholderText:null,readOnly:!1,removeConfirmation:!1,tagLimit:null,availableTags:[],autocomplete:{},showAutocompleteOnFocus:!1,allowSpaces:!1,singleField:!1,singleFieldDelimiter:",",singleFieldNode:null,animate:!0,tabIndex:null,beforeTagAdded:null,afterTagAdded:null,beforeTagRemoved:null,afterTagRemoved:null,onTagClicked:null,onTagLimitExceeded:null,onTagAdded:null,onTagRemoved:null,tagSource:null},_create:function(){var a=
this;this.element.is("input")?(this.tagList=b("<ul></ul>").insertAfter(this.element),this.options.singleField=!0,this.options.singleFieldNode=this.element,this.element.addClass("tagit-hidden-field")):this.tagList=this.element.find("ul, ol").andSelf().last();this.tagInput=b('<input type="text" />').addClass("ui-widget-content");this.options.readOnly&&this.tagInput.attr("disabled","disabled");this.options.tabIndex&&this.tagInput.attr("tabindex",this.options.tabIndex);this.options.placeholderText&&this.tagInput.attr("placeholder",
this.options.placeholderText);this.options.autocomplete.source||(this.options.autocomplete.source=function(a,e){var d=a.term.toLowerCase(),c=b.grep(this.options.availableTags,function(a){return 0===a.toLowerCase().indexOf(d)});this.options.allowDuplicates||(c=this._subtractArray(c,this.assignedTags()));e(c)});this.options.showAutocompleteOnFocus&&(this.tagInput.focus(function(b,d){a._showAutocomplete()}),"undefined"===typeof this.options.autocomplete.minLength&&(this.options.autocomplete.minLength=
0));b.isFunction(this.options.autocomplete.source)&&(this.options.autocomplete.source=b.proxy(this.options.autocomplete.source,this));b.isFunction(this.options.tagSource)&&(this.options.tagSource=b.proxy(this.options.tagSource,this));this.tagList.addClass("tagit").addClass("ui-widget ui-widget-content ui-corner-all").append(b('<li class="tagit-new"></li>').append(this.tagInput)).click(function(d){var c=b(d.target);c.hasClass("tagit-label")?(c=c.closest(".tagit-choice"),c.hasClass("removed")||a._trigger("onTagClicked",
d,{tag:c,tagLabel:a.tagLabel(c)})):a.tagInput.focus()});var c=!1;if(this.options.singleField)if(this.options.singleFieldNode){var d=b(this.options.singleFieldNode),f=d.val().split(this.options.singleFieldDelimiter);d.val("");b.each(f,function(b,d){a.createTag(d,null,!0);c=!0})}else this.options.singleFieldNode=b('<input type="hidden" style="display:none;" value="" name="'+this.options.fieldName+'" />'),this.tagList.after(this.options.singleFieldNode);c||this.tagList.children("li").each(function(){b(this).hasClass("tagit-new")||
(a.createTag(b(this).text(),b(this).attr("class"),!0),b(this).remove())});this.tagInput.keydown(function(c){if(c.which==b.ui.keyCode.BACKSPACE&&""===a.tagInput.val()){var d=a._lastTag();!a.options.removeConfirmation||d.hasClass("remove")?a.removeTag(d):a.options.removeConfirmation&&d.addClass("remove ui-state-highlight")}else a.options.removeConfirmation&&a._lastTag().removeClass("remove ui-state-highlight");if(c.which===b.ui.keyCode.COMMA&&!1===c.shiftKey||c.which===b.ui.keyCode.ENTER||c.which==
b.ui.keyCode.TAB&&""!==a.tagInput.val()||c.which==b.ui.keyCode.SPACE&&!0!==a.options.allowSpaces&&('"'!=b.trim(a.tagInput.val()).replace(/^s*/,"").charAt(0)||'"'==b.trim(a.tagInput.val()).charAt(0)&&'"'==b.trim(a.tagInput.val()).charAt(b.trim(a.tagInput.val()).length-1)&&0!==b.trim(a.tagInput.val()).length-1))c.which===b.ui.keyCode.ENTER&&""===a.tagInput.val()||c.preventDefault(),a.options.autocomplete.autoFocus&&a.tagInput.data("autocomplete-open")||(a.tagInput.autocomplete("close"),a.createTag(a._cleanedInput()))}).blur(function(b){a.tagInput.data("autocomplete-open")||
a.createTag(a._cleanedInput())});if(this.options.availableTags||this.options.tagSource||this.options.autocomplete.source)d={select:function(b,c){a.createTag(c.item.value);return!1}},b.extend(d,this.options.autocomplete),d.source=this.options.tagSource||d.source,this.tagInput.autocomplete(d).bind("autocompleteopen.tagit",function(b,c){a.tagInput.data("autocomplete-open",!0)}).bind("autocompleteclose.tagit",function(b,c){a.tagInput.data("autocomplete-open",!1)}),this.tagInput.autocomplete("widget").addClass("tagit-autocomplete")},
destroy:function(){b.Widget.prototype.destroy.call(this);this.element.unbind(".tagit");this.tagList.unbind(".tagit");this.tagInput.removeData("autocomplete-open");this.tagList.removeClass("tagit ui-widget ui-widget-content ui-corner-all tagit-hidden-field");this.element.is("input")?(this.element.removeClass("tagit-hidden-field"),this.tagList.remove()):(this.element.children("li").each(function(){b(this).hasClass("tagit-new")?b(this).remove():(b(this).removeClass("tagit-choice ui-widget-content ui-state-default ui-state-highlight ui-corner-all remove tagit-choice-editable tagit-choice-read-only"),
b(this).text(b(this).children(".tagit-label").text()))}),this.singleFieldNode&&this.singleFieldNode.remove());return this},_cleanedInput:function(){return b.trim(this.tagInput.val().replace(/^"(.*)"$/,"$1"))},_lastTag:function(){return this.tagList.find(".tagit-choice:last:not(.removed)")},_tags:function(){return this.tagList.find(".tagit-choice:not(.removed)")},assignedTags:function(){var a=this,c=[];this.options.singleField?(c=b(this.options.singleFieldNode).val().split(this.options.singleFieldDelimiter),
""===c[0]&&(c=[])):this._tags().each(function(){c.push(a.tagLabel(this))});return c},_updateSingleTagsField:function(a){b(this.options.singleFieldNode).val(a.join(this.options.singleFieldDelimiter)).trigger("change")},_subtractArray:function(a,c){for(var d=[],f=0;f<a.length;f++)-1==b.inArray(a[f],c)&&d.push(a[f]);return d},tagLabel:function(a){return this.options.singleField?b(a).find(".tagit-label:first").text():b(a).find("input:first").val()},_showAutocomplete:function(){this.tagInput.autocomplete("search",
"")},_findTagByLabel:function(a){var c=this,d=null;this._tags().each(function(f){if(c._formatStr(a)==c._formatStr(c.tagLabel(this)))return d=b(this),!1});return d},_isNew:function(a){return!this._findTagByLabel(a)},_formatStr:function(a){return this.options.caseSensitive?a:b.trim(a.toLowerCase())},_effectExists:function(a){return Boolean(b.effects&&(b.effects[a]||b.effects.effect&&b.effects.effect[a]))},createTag:function(a,c,d){var f=this;a=b.trim(a);this.options.preprocessTag&&(a=this.options.preprocessTag(a));
if(""===a)return!1;if(!this.options.allowDuplicates&&!this._isNew(a))return a=this._findTagByLabel(a),!1!==this._trigger("onTagExists",null,{existingTag:a,duringInitialization:d})&&this._effectExists("highlight")&&a.effect("highlight"),!1;if(this.options.tagLimit&&this._tags().length>=this.options.tagLimit)return this._trigger("onTagLimitExceeded",null,{duringInitialization:d}),!1;var g=b(this.options.onTagClicked?'<a class="tagit-label"></a>':'<span class="tagit-label"></span>').text(a),e=b("<li></li>").addClass("tagit-choice ui-widget-content ui-state-default ui-corner-all").addClass(c).append(g);
this.options.readOnly?e.addClass("tagit-choice-read-only"):(e.addClass("tagit-choice-editable"),c=b("<span></span>").addClass("ui-icon ui-icon-close"),c=b('<a><span class="text-icon">\u00d7</span></a>').addClass("tagit-close").append(c).click(function(a){f.removeTag(e)}),e.append(c));this.options.singleField||(g=g.html(),e.append('<input type="hidden" value="'+g+'" name="'+this.options.fieldName+'" class="tagit-hidden-field" />'));!1!==this._trigger("beforeTagAdded",null,{tag:e,tagLabel:this.tagLabel(e),
duringInitialization:d})&&(this.options.singleField&&(g=this.assignedTags(),g.push(a),this._updateSingleTagsField(g)),this._trigger("onTagAdded",null,e),this.tagInput.val(""),this.tagInput.parent().before(e),this._trigger("afterTagAdded",null,{tag:e,tagLabel:this.tagLabel(e),duringInitialization:d}),this.options.showAutocompleteOnFocus&&!d&&setTimeout(function(){f._showAutocomplete()},0))},removeTag:function(a,c){c="undefined"===typeof c?this.options.animate:c;a=b(a);this._trigger("onTagRemoved",
null,a);if(!1!==this._trigger("beforeTagRemoved",null,{tag:a,tagLabel:this.tagLabel(a)})){if(this.options.singleField){var d=this.assignedTags(),f=this.tagLabel(a),d=b.grep(d,function(a){return a!=f});this._updateSingleTagsField(d)}if(c){a.addClass("removed");var d=this._effectExists("blind")?["blind",{direction:"horizontal"},"fast"]:["fast"],g=this;d.push(function(){a.remove();g._trigger("afterTagRemoved",null,{tag:a,tagLabel:g.tagLabel(a)})});a.fadeOut("fast").hide.apply(a,d).dequeue()}else a.remove(),
this._trigger("afterTagRemoved",null,{tag:a,tagLabel:this.tagLabel(a)})}},removeTagByLabel:function(a,b){var d=this._findTagByLabel(a);if(!d)throw"No such tag exists with the name '"+a+"'";this.removeTag(d,b)},removeAll:function(){var a=this;this._tags().each(function(b,d){a.removeTag(d,!1)})}})})(jQuery);