(function($,_){var Attributes=function(attributes){this.data={};this.data['class']=[];this.merge(attributes);};Attributes.prototype.toString=function(){var output='';var name,value;var checkPlain=function(str){return str&&str.toString().replace(/&/g,'&amp;').replace(/"/g,'&quot;').replace(/</g,'&lt;').replace(/>/g,'&gt;')||'';};var data=this.getData();for(name in data){if(!data.hasOwnProperty(name))continue;value=data[name];if(_.isFunction(value))value=value();if(_.isObject(value))value=_.values(value);if(_.isArray(value))value=value.join(' ');output+=' '+checkPlain(name)+'="'+checkPlain(value)+'"';}
return output;};Attributes.prototype.toPlainObject=function(){var object={};var name,value;var data=this.getData();for(name in data){if(!data.hasOwnProperty(name))continue;value=data[name];if(_.isFunction(value))value=value();if(_.isObject(value))value=_.values(value);if(_.isArray(value))value=value.join(' ');object[name]=value;}
return object;};Attributes.prototype.addClass=function(value){var args=Array.prototype.slice.call(arguments);this.data['class']=this.sanitizeClasses(this.data['class'].concat(args));return this;};Attributes.prototype.exists=function(name){return this.data[name]!==void(0)&&this.data[name]!==null;};Attributes.prototype.get=function(name,defaultValue){if(!this.exists(name))this.data[name]=defaultValue;return this.data[name];};Attributes.prototype.getData=function(){return _.extend({},this.data);};Attributes.prototype.getClasses=function(){return this.get('class',[]);};Attributes.prototype.hasClass=function(className){className=this.sanitizeClasses(Array.prototype.slice.call(arguments));var classes=this.getClasses();for(var i=0,l=className.length;i<l;i++){if(_.indexOf(classes,className[i])===-1){return false;}}
return true;};Attributes.prototype.merge=function(object,recursive){if(!object){return this;}
if(object instanceof $){object=object[0];}
if(object instanceof Node){object=Array.prototype.slice.call(object.attributes).reduce(function(attributes,attribute){attributes[attribute.name]=attribute.value;return attributes;},{});}
else if(object instanceof Attributes){object=object.getData();}
else{object=_.extend({},object);}
if(!$.isPlainObject(object)){setTimeout(function(){throw new Error('Passed object is not supported: '+object);});return this;}
if(object&&object['class']!==void 0){this.addClass(object['class']);delete object['class'];}
if(recursive===void 0||recursive){this.data=$.extend(true,{},this.data,object);}
else{this.data=$.extend({},this.data,object);}
return this;};Attributes.prototype.remove=function(name){if(this.exists(name))delete this.data[name];return this;};Attributes.prototype.removeClass=function(className){var remove=this.sanitizeClasses(Array.prototype.slice.apply(arguments));this.data['class']=_.without(this.getClasses(),remove);return this;};Attributes.prototype.replaceClass=function(oldValue,newValue){var classes=this.getClasses();var i=_.indexOf(this.sanitizeClasses(oldValue),classes);if(i>=0){classes[i]=newValue;this.set('class',classes);}
return this;};Attributes.prototype.sanitizeClasses=function(classes){return _.chain(Array.prototype.slice.call(arguments)).flatten().map(function(string){return string.split(' ');}).flatten().filter().map(function(value){return Attributes.cleanClass(value);}).uniq().value();};Attributes.prototype.set=function(name,value){var obj=$.isPlainObject(name)?name:{};if(typeof name==='string'){obj[name]=value;}
return this.merge(obj);};Attributes.cleanClass=function(identifier,filter){filter=filter||{' ':'-','_':'-','/':'-','[':'-',']':''};identifier=identifier.toLowerCase();if(filter['__']===void 0){identifier=identifier.replace('__','#DOUBLE_UNDERSCORE#');}
identifier=identifier.replace(Object.keys(filter),Object.keys(filter).map(function(key){return filter[key];}));if(filter['__']===void 0){identifier=identifier.replace('#DOUBLE_UNDERSCORE#','__');}
identifier=identifier.replace(/[^\u002D\u0030-\u0039\u0041-\u005A\u005F\u0061-\u007A\u00A1-\uFFFF]/g,'');identifier=identifier.replace(['/^[0-9]/','/^(-[0-9])|^(--)/'],['_','__']);return identifier;};Attributes.create=function(attributes){return new Attributes(attributes);};window.Attributes=Attributes;})(window.jQuery,window._);