(function($){"use strict";var managed={},cache={};$.manageAjax=(function(){function create(name,opts){managed[name]=new $.manageAjax._manager(name,opts);return managed[name];}
function destroy(name){if(managed[name]){managed[name].clear(true);delete managed[name];}}
var publicFns={create:create,destroy:destroy};return publicFns;})();$.manageAjax._manager=function(name,opts){this.requests={};this.inProgress=0;this.name=name;this.qName=name;this.opts=$.extend({},$.manageAjax.defaults,opts);if(opts&&opts.queue&&opts.queue!==true&&typeof opts.queue==='string'&&opts.queue!=='clear'){this.qName=opts.queue;}};$.manageAjax._manager.prototype={add:function(url,o){if(typeof url=='object'){o=url;}else if(typeof url=='string'){o=$.extend(o||{},{url:url});}
o=$.extend({},this.opts,o);var origCom=o.complete||$.noop,origSuc=o.success||$.noop,beforeSend=o.beforeSend||$.noop,origError=o.error||$.noop,strData=(typeof o.data=='string')?o.data:$.param(o.data||{}),xhrID=o.type+o.url+strData,that=this,ajaxFn=this._createAjax(xhrID,o,origSuc,origCom);if(o.preventDoubleRequests&&o.queueDuplicateRequests){if(o.preventDoubleRequests){o.queueDuplicateRequests=false;}
setTimeout(function(){throw("preventDoubleRequests and queueDuplicateRequests can't be both true");},0);}
if(this.requests[xhrID]&&o.preventDoubleRequests){return;}
ajaxFn.xhrID=xhrID;o.xhrID=xhrID;o.beforeSend=function(xhr,opts){var ret=beforeSend.call(this,xhr,opts);if(ret===false){that._removeXHR(xhrID);}
xhr=null;return ret;};o.complete=function(xhr,status){that._complete.call(that,this,origCom,xhr,status,xhrID,o);xhr=null;};o.success=function(data,status,xhr){that._success.call(that,this,origSuc,data,status,xhr,o);xhr=null;};o.error=function(ahr,status,errorStr){var httpStatus='',content='';if(status!=='timeout'&&ahr){httpStatus=ahr.status;content=ahr.responseXML||ahr.responseText;}
if(origError){origError.call(this,ahr,status,errorStr,o);}else{setTimeout(function(){throw status+'| status: '+httpStatus+' | URL: '+o.url+' | data: '+strData+' | thrown: '+errorStr+' | response: '+content;},0);}
ahr=null;};if(o.queue==='clear'){$(document).clearQueue(this.qName);}
if(o.queue||(o.queueDuplicateRequests&&this.requests[xhrID])){$.queue(document,this.qName,ajaxFn);if(this.inProgress<o.maxRequests&&(!this.requests[xhrID]||!o.queueDuplicateRequests)){$.dequeue(document,this.qName);}
return xhrID;}
return ajaxFn();},_createAjax:function(id,o,origSuc,origCom){var that=this;return function(){if(o.beforeCreate.call(o.context||that,id,o)===false){return;}
that.inProgress++;if(that.inProgress===1){$.event.trigger(that.name+'AjaxStart');}
if(o.cacheResponse&&cache[id]){if(!cache[id].cacheTTL||cache[id].cacheTTL<0||((new Date().getTime()-cache[id].timestamp)<cache[id].cacheTTL)){that.requests[id]={};setTimeout(function(){that._success.call(that,o.context||o,origSuc,cache[id]._successData,'success',cache[id],o);that._complete.call(that,o.context||o,origCom,cache[id],'success',id,o);},0);}else{delete cache[id];}}
if(!o.cacheResponse||!cache[id]){if(o.async){that.requests[id]=$.ajax(o);}else{$.ajax(o);}}
return id;};},_removeXHR:function(xhrID){if(this.opts.queue||this.opts.queueDuplicateRequests){$.dequeue(document,this.qName);}
this.inProgress--;this.requests[xhrID]=null;delete this.requests[xhrID];},clearCache:function(){cache={};},_isAbort:function(xhr,status,o){if(!o.abortIsNoSuccess||(!xhr&&!status)){return false;}
var ret=!!((!xhr||xhr.readyState===0||this.lastAbort===o.xhrID));xhr=null;return ret;},_complete:function(context,origFn,xhr,status,xhrID,o){if(this._isAbort(xhr,status,o)){status='abort';o.abort.call(context,xhr,status,o);}
origFn.call(context,xhr,status,o);$.event.trigger(this.name+'AjaxComplete',[xhr,status,o]);if(o.domCompleteTrigger){$(o.domCompleteTrigger).trigger(this.name+'DOMComplete',[xhr,status,o]).trigger('DOMComplete',[xhr,status,o]);}
this._removeXHR(xhrID);if(!this.inProgress){$.event.trigger(this.name+'AjaxStop');}
xhr=null;},_success:function(context,origFn,data,status,xhr,o){var that=this;if(this._isAbort(xhr,status,o)){xhr=null;return;}
if(o.abortOld){$.each(this.requests,function(name){if(name===o.xhrID){return false;}
that.abort(name);});}
if(o.cacheResponse&&!cache[o.xhrID]){if(!xhr){xhr={};}
cache[o.xhrID]={status:xhr.status,statusText:xhr.statusText,responseText:xhr.responseText,responseXML:xhr.responseXML,_successData:data,cacheTTL:o.cacheTTL,timestamp:new Date().getTime()};if('getAllResponseHeaders'in xhr){var responseHeaders=xhr.getAllResponseHeaders();var parsedHeaders;var parseHeaders=function(){if(parsedHeaders){return;}
parsedHeaders={};$.each(responseHeaders.split("\n"),function(i,headerLine){var delimiter=headerLine.indexOf(":");parsedHeaders[headerLine.substr(0,delimiter)]=headerLine.substr(delimiter+2);});};$.extend(cache[o.xhrID],{getAllResponseHeaders:function(){return responseHeaders;},getResponseHeader:function(name){parseHeaders();return(name in parsedHeaders)?parsedHeaders[name]:null;}});}}
origFn.call(context,data,status,xhr,o);$.event.trigger(this.name+'AjaxSuccess',[xhr,o,data]);if(o.domSuccessTrigger){$(o.domSuccessTrigger).trigger(this.name+'DOMSuccess',[data,o]).trigger('DOMSuccess',[data,o]);}
xhr=null;},getData:function(id){if(id){var ret=this.requests[id];if(!ret&&this.opts.queue){ret=$.grep($(document).queue(this.qName),function(fn,i){return(fn.xhrID===id);})[0];}
return ret;}
return{requests:this.requests,queue:(this.opts.queue)?$(document).queue(this.qName):[],inProgress:this.inProgress};},abort:function(id){var xhr;if(id){xhr=this.getData(id);if(xhr&&xhr.abort){this.lastAbort=id;xhr.abort();this.lastAbort=false;}else{$(document).queue(this.qName,$.grep($(document).queue(this.qName),function(fn,i){return(fn!==xhr);}));}
xhr=null;return;}
var that=this,ids=[];$.each(this.requests,function(id){ids.push(id);});$.each(ids,function(i,id){that.abort(id);});},clear:function(shouldAbort){$(document).clearQueue(this.qName);if(shouldAbort){this.abort();}}};$.manageAjax._manager.prototype.getXHR=$.manageAjax._manager.prototype.getData;$.manageAjax.defaults={beforeCreate:$.noop,abort:$.noop,abortIsNoSuccess:true,maxRequests:1,cacheResponse:false,async:true,domCompleteTrigger:false,domSuccessTrigger:false,preventDoubleRequests:true,queueDuplicateRequests:false,cacheTTL:-1,queue:false};$.each($.manageAjax._manager.prototype,function(n,fn){if(n.indexOf('_')===0||!$.isFunction(fn)){return;}
$.manageAjax[n]=function(name,o){if(!managed[name]){if(n==='add'){$.manageAjax.create(name,o);}else{return;}}
var args=Array.prototype.slice.call(arguments,1);managed[name][n].apply(managed[name],args);};});})(jQuery);