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tag-it.min.js

tag-it.min.js 8.0 KB
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  1. (function(a){a.widget("ui.tagit",{options:{allowDuplicates:false,caseSensitive:true,fieldName:"tags",placeholderText:null,readOnly:false,removeConfirmation:false,tagLimit:null,availableTags:[],autocomplete:{},showAutocompleteOnFocus:false,allowSpaces:false,singleField:false,singleFieldDelimiter:",",singleFieldNode:null,animate:true,tabIndex:null,beforeTagAdded:null,afterTagAdded:null,beforeTagRemoved:null,afterTagRemoved:null,onTagClicked:null,onTagLimitExceeded:null,onTagAdded:null,onTagRemoved:null,tagSource:null},_create:function(){var f=this;if(this.element.is("input")){this.tagList=a("<ul></ul>").insertAfter(this.element);this.options.singleField=true;this.options.singleFieldNode=this.element;this.element.css("display","none")}else{this.tagList=this.element.find("ul, ol").andSelf().last()}this.tagInput=a('<input type="text" />').addClass("ui-widget-content");if(this.options.readOnly){this.tagInput.attr("disabled","disabled")}if(this.options.tabIndex){this.tagInput.attr("tabindex",this.options.tabIndex)}if(this.options.placeholderText){this.tagInput.attr("placeholder",this.options.placeholderText)}if(!this.options.autocomplete.source){this.options.autocomplete.source=function(h,g){var i=h.term.toLowerCase();var j=a.grep(this.options.availableTags,function(k){return(k.toLowerCase().indexOf(i)===0)});if(!this.options.allowDuplicates){j=this._subtractArray(j,this.assignedTags())}g(j)}}if(this.options.showAutocompleteOnFocus){this.tagInput.focus(function(g,h){f._showAutocomplete()});if(typeof this.options.autocomplete.minLength==="undefined"){this.options.autocomplete.minLength=0}}if(a.isFunction(this.options.autocomplete.source)){this.options.autocomplete.source=a.proxy(this.options.autocomplete.source,this)}if(a.isFunction(this.options.tagSource)){this.options.tagSource=a.proxy(this.options.tagSource,this)}this.tagList.addClass("tagit").addClass("ui-widget ui-widget-content ui-corner-all").append(a('<li class="tagit-new"></li>').append(this.tagInput)).click(function(i){var h=a(i.target);if(h.hasClass("tagit-label")){var g=h.closest(".tagit-choice");if(!g.hasClass("removed")){f._trigger("onTagClicked",i,{tag:g,tagLabel:f.tagLabel(g)})}}else{f.tagInput.focus()}});var d=false;if(this.options.singleField){if(this.options.singleFieldNode){var e=a(this.options.singleFieldNode);var c=e.val().split(this.options.singleFieldDelimiter);e.val("");a.each(c,function(h,g){f.createTag(g,null,true);d=true})}else{this.options.singleFieldNode=a('<input type="hidden" style="display:none;" value="" name="'+this.options.fieldName+'" />');this.tagList.after(this.options.singleFieldNode)}}if(!d){this.tagList.children("li").each(function(){if(!a(this).hasClass("tagit-new")){f.createTag(a(this).text(),a(this).attr("class"),true);a(this).remove()}})}this.tagInput.keydown(function(h){if(h.which==a.ui.keyCode.BACKSPACE&&f.tagInput.val()===""){var g=f._lastTag();if(!f.options.removeConfirmation||g.hasClass("remove")){f.removeTag(g)}else{if(f.options.removeConfirmation){g.addClass("remove ui-state-highlight")}}}else{if(f.options.removeConfirmation){f._lastTag().removeClass("remove ui-state-highlight")}}if(h.which===a.ui.keyCode.COMMA||h.which===a.ui.keyCode.ENTER||(h.which==a.ui.keyCode.TAB&&f.tagInput.val()!=="")||(h.which==a.ui.keyCode.SPACE&&f.options.allowSpaces!==true&&(a.trim(f.tagInput.val()).replace(/^s*/,"").charAt(0)!='"'||(a.trim(f.tagInput.val()).charAt(0)=='"'&&a.trim(f.tagInput.val()).charAt(a.trim(f.tagInput.val()).length-1)=='"'&&a.trim(f.tagInput.val()).length-1!==0)))){if(!(h.which===a.ui.keyCode.ENTER&&f.tagInput.val()==="")){h.preventDefault()}f.createTag(f._cleanedInput());f.tagInput.autocomplete("close")}}).blur(function(g){if(!f.tagInput.data("autocomplete-open")){f.createTag(f._cleanedInput())}});if(this.options.availableTags||this.options.tagSource||this.options.autocomplete.source){var b={select:function(g,h){f.createTag(h.item.value);return false}};a.extend(b,this.options.autocomplete);b.source=this.options.tagSource||b.source;this.tagInput.autocomplete(b).bind("autocompleteopen",function(g,h){f.tagInput.data("autocomplete-open",true)}).bind("autocompleteclose",function(g,h){f.tagInput.data("autocomplete-open",false)})}},_cleanedInput:function(){return a.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 c=this;var b=[];if(this.options.singleField){b=a(this.options.singleFieldNode).val().split(this.options.singleFieldDelimiter);if(b[0]===""){b=[]}}else{this._tags().each(function(){b.push(c.tagLabel(this))})}return b},_updateSingleTagsField:function(b){a(this.options.singleFieldNode).val(b.join(this.options.singleFieldDelimiter)).trigger("change")},_subtractArray:function(d,c){var b=[];for(var e=0;e<d.length;e++){if(a.inArray(d[e],c)==-1){b.push(d[e])}}return b},tagLabel:function(b){if(this.options.singleField){return a(b).find(".tagit-label:first").text()}else{return a(b).find("input:first").val()}},_showAutocomplete:function(){this.tagInput.autocomplete("search","")},_findTagByLabel:function(c){var d=this;var b=null;this._tags().each(function(e){if(d._formatStr(c)==d._formatStr(d.tagLabel(this))){b=a(this);return false}});return b},_isNew:function(b){return !this._findTagByLabel(b)},_formatStr:function(b){if(this.options.caseSensitive){return b}return a.trim(b.toLowerCase())},_effectExists:function(b){return Boolean(a.effects&&(a.effects[b]||(a.effects.effect&&a.effects.effect[b])))},createTag:function(i,f,b){var e=this;i=a.trim(i);if(this.options.preprocessTag){i=this.options.preprocessTag(i)}if(i===""){return false}if(!this.options.allowDuplicates&&!this._isNew(i)){var d=this._findTagByLabel(i);if(this._trigger("onTagExists",null,{existingTag:d,duringInitialization:b})!==false){if(this._effectExists("highlight")){d.effect("highlight")}}return false}if(this.options.tagLimit&&this._tags().length>=this.options.tagLimit){this._trigger("onTagLimitExceeded",null,{duringInitialization:b});return false}var h=a(this.options.onTagClicked?'<a class="tagit-label"></a>':'<span class="tagit-label"></span>').text(i);var l=a("<li></li>").addClass("tagit-choice ui-widget-content ui-state-default ui-corner-all").addClass(f).append(h);if(this.options.readOnly){l.addClass("tagit-choice-read-only")}else{l.addClass("tagit-choice-editable");var c=a("<span></span>").addClass("ui-icon ui-icon-close");var g=a('<a><span class="text-icon">\xd7</span></a>').addClass("tagit-close").append(c).click(function(m){e.removeTag(l)});l.append(g)}if(!this.options.singleField){var k=h.html();l.append('<input type="hidden" style="display:none;" value="'+k+'" name="'+this.options.fieldName+'" />')}if(this._trigger("beforeTagAdded",null,{tag:l,tagLabel:this.tagLabel(l),duringInitialization:b})===false){return}if(this.options.singleField){var j=this.assignedTags();j.push(i);this._updateSingleTagsField(j)}this._trigger("onTagAdded",null,l);this.tagInput.val("");this.tagInput.parent().before(l);this._trigger("afterTagAdded",null,{tag:l,tagLabel:this.tagLabel(l),duringInitialization:b});if(this.options.showAutocompleteOnFocus&&!b){setTimeout(function(){e._showAutocomplete()},0)}},removeTag:function(b,d){d=typeof d==="undefined"?this.options.animate:d;b=a(b);this._trigger("onTagRemoved",null,b);if(this._trigger("beforeTagRemoved",null,{tag:b,tagLabel:this.tagLabel(b)})===false){return}if(this.options.singleField){var f=this.assignedTags();var e=this.tagLabel(b);f=a.grep(f,function(h){return h!=e});this._updateSingleTagsField(f)}if(d){b.addClass("removed");var g=this._effectExists("blind")?["blind",{direction:"horizontal"},"fast"]:["fast"];var c=this;g.push(function(){b.remove();c._trigger("afterTagRemoved",null,{tag:b,tagLabel:c.tagLabel(b)})});b.fadeOut("fast").hide.apply(b,g).dequeue()}else{b.remove();this._trigger("afterTagRemoved",null,{tag:b,tagLabel:this.tagLabel(b)})}},removeTagByLabel:function(d,b){var c=this._findTagByLabel(d);if(!c){throw"No such tag exists with the name '"+d+"'"}this.removeTag(c,b)},removeAll:function(){var b=this;this._tags().each(function(d,c){b.removeTag(c,false)})}})})(jQuery);
    2.