/*
 * jQuery File Upload Plugin
 * https://github.com/blueimp/jQuery-File-Upload
 *
 * Copyright 2010, Sebastian Tschan
 * https://blueimp.net
 *
 * Licensed under the MIT license:
 * http://www.opensource.org/licenses/MIT
 */

/* jshint nomen:false */
/* global define, require, window, document, location, Blob, FormData */
(function(factory){"use strict";if(typeof define==="function"&&define.amd){define(["jquery","jquery.ui.widget"],factory)}else{factory(window.jQuery)}})(function($){"use strict";$.support.fileInput=!(new RegExp("(Android (1\\.[0156]|2\\.[01]))"+"|(Windows Phone (OS 7|8\\.0))|(XBLWP)|(ZuneWP)|(WPDesktop)"+"|(w(eb)?OSBrowser)|(webOS)"+"|(Kindle/(1\\.0|2\\.[05]|3\\.0))").test(window.navigator.userAgent)||$('<input type="file">').prop("disabled"));$.support.xhrFileUpload=!!(window.ProgressEvent&&window.FileReader);$.support.xhrFormDataFileUpload=!!window.FormData;$.support.blobSlice=window.Blob&&(Blob.prototype.slice||Blob.prototype.webkitSlice||Blob.prototype.mozSlice);$.widget("blueimp.fileupload",{options:{dropZone:$(document),pasteZone:$(document),fileInput:undefined,replaceFileInput:true,paramName:undefined,singleFileUploads:true,limitMultiFileUploads:undefined,limitMultiFileUploadSize:undefined,limitMultiFileUploadSizeOverhead:512,sequentialUploads:false,limitConcurrentUploads:undefined,forceIframeTransport:false,redirect:undefined,redirectParamName:undefined,postMessage:undefined,multipart:true,maxChunkSize:undefined,uploadedBytes:undefined,recalculateProgress:true,progressInterval:100,bitrateInterval:500,autoUpload:true,messages:{uploadedBytes:"Uploaded bytes exceed file size"},i18n:function(message,context){message=this.messages[message]||message.toString();if(context){$.each(context,function(key,value){message=message.replace("{"+key+"}",value)})}return message},formData:function(form){return form.serializeArray()},add:function(e,data){if(e.isDefaultPrevented()){return false}if(data.autoUpload||data.autoUpload!==false&&$(this).fileupload("option","autoUpload")){data.process().done(function(){data.submit()})}},processData:false,contentType:false,cache:false},_specialOptions:["fileInput","dropZone","pasteZone","multipart","forceIframeTransport"],_blobSlice:$.support.blobSlice&&function(){var slice=this.slice||this.webkitSlice||this.mozSlice;return slice.apply(this,arguments)},_BitrateTimer:function(){this.timestamp=Date.now?Date.now():(new Date).getTime();this.loaded=0;this.bitrate=0;this.getBitrate=function(now,loaded,interval){var timeDiff=now-this.timestamp;if(!this.bitrate||!interval||timeDiff>interval){this.bitrate=(loaded-this.loaded)*(1e3/timeDiff)*8;this.loaded=loaded;this.timestamp=now}return this.bitrate}},_isXHRUpload:function(options){return!options.forceIframeTransport&&(!options.multipart&&$.support.xhrFileUpload||$.support.xhrFormDataFileUpload)},_getFormData:function(options){var formData;if($.type(options.formData)==="function"){return options.formData(options.form)}if($.isArray(options.formData)){return options.formData}if($.type(options.formData)==="object"){formData=[];$.each(options.formData,function(name,value){formData.push({name:name,value:value})});return formData}return[]},_getTotal:function(files){var total=0;$.each(files,function(index,file){total+=file.size||1});return total},_initProgressObject:function(obj){var progress={loaded:0,total:0,bitrate:0};if(obj._progress){$.extend(obj._progress,progress)}else{obj._progress=progress}},_initResponseObject:function(obj){var prop;if(obj._response){for(prop in obj._response){if(obj._response.hasOwnProperty(prop)){delete obj._response[prop]}}}else{obj._response={}}},_onProgress:function(e,data){if(e.lengthComputable){var now=Date.now?Date.now():(new Date).getTime(),loaded;if(data._time&&data.progressInterval&&now-data._time<data.progressInterval&&e.loaded!==e.total){return}data._time=now;loaded=Math.floor(e.loaded/e.total*(data.chunkSize||data._progress.total))+(data.uploadedBytes||0);this._progress.loaded+=loaded-data._progress.loaded;this._progress.bitrate=this._bitrateTimer.getBitrate(now,this._progress.loaded,data.bitrateInterval);data._progress.loaded=data.loaded=loaded;data._progress.bitrate=data.bitrate=data._bitrateTimer.getBitrate(now,loaded,data.bitrateInterval);this._trigger("progress",$.Event("progress",{delegatedEvent:e}),data);this._trigger("progressall",$.Event("progressall",{delegatedEvent:e}),this._progress)}},_initProgressListener:function(options){var that=this,xhr=options.xhr?options.xhr():$.ajaxSettings.xhr();if(xhr.upload){$(xhr.upload).bind("progress",function(e){var oe=e.originalEvent;e.lengthComputable=oe.lengthComputable;e.loaded=oe.loaded;e.total=oe.total;that._onProgress(e,options)});options.xhr=function(){return xhr}}},_isInstanceOf:function(type,obj){return Object.prototype.toString.call(obj)==="[object "+type+"]"},_initXHRData:function(options){var that=this,formData,file=options.files[0],multipart=options.multipart||!$.support.xhrFileUpload,paramName=$.type(options.paramName)==="array"?options.paramName[0]:options.paramName;options.headers=$.extend({},options.headers);if(options.contentRange){options.headers["Content-Range"]=options.contentRange}if(!multipart||options.blob||!this._isInstanceOf("File",file)){options.headers["Content-Disposition"]='attachment; filename="'+encodeURI(file.name)+'"'}if(!multipart){options.contentType=file.type||"application/octet-stream";options.data=options.blob||file}else if($.support.xhrFormDataFileUpload){if(options.postMessage){formData=this._getFormData(options);if(options.blob){formData.push({name:paramName,value:options.blob})}else{$.each(options.files,function(index,file){formData.push({name:$.type(options.paramName)==="array"&&options.paramName[index]||paramName,value:file})})}}else{if(that._isInstanceOf("FormData",options.formData)){formData=options.formData}else{formData=new FormData;$.each(this._getFormData(options),function(index,field){formData.append(field.name,field.value)})}if(options.blob){formData.append(paramName,options.blob,file.name)}else{$.each(options.files,function(index,file){if(that._isInstanceOf("File",file)||that._isInstanceOf("Blob",file)){formData.append($.type(options.paramName)==="array"&&options.paramName[index]||paramName,file,file.uploadName||file.name)}})}}options.data=formData}options.blob=null},_initIframeSettings:function(options){var targetHost=$("<a></a>").prop("href",options.url).prop("host");options.dataType="iframe "+(options.dataType||"");options.formData=this._getFormData(options);if(options.redirect&&targetHost&&targetHost!==location.host){options.formData.push({name:options.redirectParamName||"redirect",value:options.redirect})}},_initDataSettings:function(options){if(this._isXHRUpload(options)){if(!this._chunkedUpload(options,true)){if(!options.data){this._initXHRData(options)}this._initProgressListener(options)}if(options.postMessage){options.dataType="postmessage "+(options.dataType||"")}}else{this._initIframeSettings(options)}},_getParamName:function(options){var fileInput=$(options.fileInput),paramName=options.paramName;if(!paramName){paramName=[];fileInput.each(function(){var input=$(this),name=input.prop("name")||"files[]",i=(input.prop("files")||[1]).length;while(i){paramName.push(name);i-=1}});if(!paramName.length){paramName=[fileInput.prop("name")||"files[]"]}}else if(!$.isArray(paramName)){paramName=[paramName]}return paramName},_initFormSettings:function(options){if(!options.form||!options.form.length){options.form=$(options.fileInput.prop("form"));if(!options.form.length){options.form=$(this.options.fileInput.prop("form"))}}options.paramName=this._getParamName(options);if(!options.url){options.url=options.form.prop("action")||location.href}options.type=(options.type||$.type(options.form.prop("method"))==="string"&&options.form.prop("method")||"").toUpperCase();if(options.type!=="POST"&&options.type!=="PUT"&&options.type!=="PATCH"){options.type="POST"}if(!options.formAcceptCharset){options.formAcceptCharset=options.form.attr("accept-charset")}},_getAJAXSettings:function(data){var options=$.extend({},this.options,data);this._initFormSettings(options);this._initDataSettings(options);return options},_getDeferredState:function(deferred){if(deferred.state){return deferred.state()}if(deferred.isResolved()){return"resolved"}if(deferred.isRejected()){return"rejected"}return"pending"},_enhancePromise:function(promise){promise.success=promise.done;promise.error=promise.fail;promise.complete=promise.always;return promise},_getXHRPromise:function(resolveOrReject,context,args){var dfd=$.Deferred(),promise=dfd.promise();context=context||this.options.context||promise;if(resolveOrReject===true){dfd.resolveWith(context,args)}else if(resolveOrReject===false){dfd.rejectWith(context,args)}promise.abort=dfd.promise;return this._enhancePromise(promise)},_addConvenienceMethods:function(e,data){var that=this,getPromise=function(args){return $.Deferred().resolveWith(that,args).promise()};data.process=function(resolveFunc,rejectFunc){if(resolveFunc||rejectFunc){data._processQueue=this._processQueue=(this._processQueue||getPromise([this])).pipe(function(){if(data.errorThrown){return $.Deferred().rejectWith(that,[data]).promise()}return getPromise(arguments)}).pipe(resolveFunc,rejectFunc)}return this._processQueue||getPromise([this])};data.submit=function(){if(this.state()!=="pending"){data.jqXHR=this.jqXHR=that._trigger("submit",$.Event("submit",{delegatedEvent:e}),this)!==false&&that._onSend(e,this)}return this.jqXHR||that._getXHRPromise()};data.abort=function(){if(this.jqXHR){return this.jqXHR.abort()}this.errorThrown="abort";that._trigger("fail",null,this);return that._getXHRPromise(false)};data.state=function(){if(this.jqXHR){return that._getDeferredState(this.jqXHR)}if(this._processQueue){return that._getDeferredState(this._processQueue)}};data.processing=function(){return!this.jqXHR&&this._processQueue&&that._getDeferredState(this._processQueue)==="pending"};data.progress=function(){return this._progress};data.response=function(){return this._response}},_getUploadedBytes:function(jqXHR){var range=jqXHR.getResponseHeader("Range"),parts=range&&range.split("-"),upperBytesPos=parts&&parts.length>1&&parseInt(parts[1],10);return upperBytesPos&&upperBytesPos+1},_chunkedUpload:function(options,testOnly){options.uploadedBytes=options.uploadedBytes||0;var that=this,file=options.files[0],fs=file.size,ub=options.uploadedBytes,mcs=options.maxChunkSize||fs,slice=this._blobSlice,dfd=$.Deferred(),promise=dfd.promise(),jqXHR,upload;if(!(this._isXHRUpload(options)&&slice&&(ub||mcs<fs))||options.data){return false}if(testOnly){return true}if(ub>=fs){file.error=options.i18n("uploadedBytes");return this._getXHRPromise(false,options.context,[null,"error",file.error])}upload=function(){var o=$.extend({},options),currentLoaded=o._progress.loaded;o.blob=slice.call(file,ub,ub+mcs,file.type);o.chunkSize=o.blob.size;o.contentRange="bytes "+ub+"-"+(ub+o.chunkSize-1)+"/"+fs;that._initXHRData(o);that._initProgressListener(o);jqXHR=(that._trigger("chunksend",null,o)!==false&&$.ajax(o)||that._getXHRPromise(false,o.context)).done(function(result,textStatus,jqXHR){ub=that._getUploadedBytes(jqXHR)||ub+o.chunkSize;if(currentLoaded+o.chunkSize-o._progress.loaded){that._onProgress($.Event("progress",{lengthComputable:true,loaded:ub-o.uploadedBytes,total:ub-o.uploadedBytes}),o)}options.uploadedBytes=o.uploadedBytes=ub;o.result=result;o.textStatus=textStatus;o.jqXHR=jqXHR;that._trigger("chunkdone",null,o);that._trigger("chunkalways",null,o);if(ub<fs){upload()}else{dfd.resolveWith(o.context,[result,textStatus,jqXHR])}}).fail(function(jqXHR,textStatus,errorThrown){o.jqXHR=jqXHR;o.textStatus=textStatus;o.errorThrown=errorThrown;that._trigger("chunkfail",null,o);that._trigger("chunkalways",null,o);dfd.rejectWith(o.context,[jqXHR,textStatus,errorThrown])})};this._enhancePromise(promise);promise.abort=function(){return jqXHR.abort()};upload();return promise},_beforeSend:function(e,data){if(this._active===0){this._trigger("start");this._bitrateTimer=new this._BitrateTimer;this._progress.loaded=this._progress.total=0;this._progress.bitrate=0}this._initResponseObject(data);this._initProgressObject(data);data._progress.loaded=data.loaded=data.uploadedBytes||0;data._progress.total=data.total=this._getTotal(data.files)||1;data._progress.bitrate=data.bitrate=0;this._active+=1;this._progress.loaded+=data.loaded;this._progress.total+=data.total},_onDone:function(result,textStatus,jqXHR,options){var total=options._progress.total,response=options._response;if(options._progress.loaded<total){this._onProgress($.Event("progress",{lengthComputable:true,loaded:total,total:total}),options)}response.result=options.result=result;response.textStatus=options.textStatus=textStatus;response.jqXHR=options.jqXHR=jqXHR;this._trigger("done",null,options)},_onFail:function(jqXHR,textStatus,errorThrown,options){var response=options._response;if(options.recalculateProgress){this._progress.loaded-=options._progress.loaded;this._progress.total-=options._progress.total}response.jqXHR=options.jqXHR=jqXHR;response.textStatus=options.textStatus=textStatus;response.errorThrown=options.errorThrown=errorThrown;this._trigger("fail",null,options)},_onAlways:function(jqXHRorResult,textStatus,jqXHRorError,options){this._trigger("always",null,options)},_onSend:function(e,data){if(!data.submit){this._addConvenienceMethods(e,data)}var that=this,jqXHR,aborted,slot,pipe,options=that._getAJAXSettings(data),send=function(){that._sending+=1;options._bitrateTimer=new that._BitrateTimer;jqXHR=jqXHR||((aborted||that._trigger("send",$.Event("send",{delegatedEvent:e}),options)===false)&&that._getXHRPromise(false,options.context,aborted)||that._chunkedUpload(options)||$.ajax(options)).done(function(result,textStatus,jqXHR){that._onDone(result,textStatus,jqXHR,options)}).fail(function(jqXHR,textStatus,errorThrown){that._onFail(jqXHR,textStatus,errorThrown,options)}).always(function(jqXHRorResult,textStatus,jqXHRorError){that._onAlways(jqXHRorResult,textStatus,jqXHRorError,options);that._sending-=1;that._active-=1;if(options.limitConcurrentUploads&&options.limitConcurrentUploads>that._sending){var nextSlot=that._slots.shift();while(nextSlot){if(that._getDeferredState(nextSlot)==="pending"){nextSlot.resolve();break}nextSlot=that._slots.shift()}}if(that._active===0){that._trigger("stop")}});return jqXHR};this._beforeSend(e,options);if(this.options.sequentialUploads||this.options.limitConcurrentUploads&&this.options.limitConcurrentUploads<=this._sending){if(this.options.limitConcurrentUploads>1){slot=$.Deferred();this._slots.push(slot);pipe=slot.pipe(send)}else{this._sequence=this._sequence.pipe(send,send);pipe=this._sequence}pipe.abort=function(){aborted=[undefined,"abort","abort"];if(!jqXHR){if(slot){slot.rejectWith(options.context,aborted)}return send()}return jqXHR.abort()};return this._enhancePromise(pipe)}return send()},_onAdd:function(e,data){var that=this,result=true,options=$.extend({},this.options,data),files=data.files,filesLength=files.length,limit=options.limitMultiFileUploads,limitSize=options.limitMultiFileUploadSize,overhead=options.limitMultiFileUploadSizeOverhead,batchSize=0,paramName=this._getParamName(options),paramNameSet,paramNameSlice,fileSet,i,j=0;if(limitSize&&(!filesLength||files[0].size===undefined)){limitSize=undefined}if(!(options.singleFileUploads||limit||limitSize)||!this._isXHRUpload(options)){fileSet=[files];paramNameSet=[paramName]}else if(!(options.singleFileUploads||limitSize)&&limit){fileSet=[];paramNameSet=[];for(i=0;i<filesLength;i+=limit){fileSet.push(files.slice(i,i+limit));paramNameSlice=paramName.slice(i,i+limit);if(!paramNameSlice.length){paramNameSlice=paramName}paramNameSet.push(paramNameSlice)}}else if(!options.singleFileUploads&&limitSize){fileSet=[];paramNameSet=[];for(i=0;i<filesLength;i=i+1){batchSize+=files[i].size+overhead;if(i+1===filesLength||batchSize+files[i+1].size+overhead>limitSize||limit&&i+1-j>=limit){fileSet.push(files.slice(j,i+1));paramNameSlice=paramName.slice(j,i+1);if(!paramNameSlice.length){paramNameSlice=paramName}paramNameSet.push(paramNameSlice);j=i+1;batchSize=0}}}else{paramNameSet=paramName}data.originalFiles=files;$.each(fileSet||files,function(index,element){var newData=$.extend({},data);newData.files=fileSet?element:[element];newData.paramName=paramNameSet[index];that._initResponseObject(newData);that._initProgressObject(newData);that._addConvenienceMethods(e,newData);result=that._trigger("add",$.Event("add",{delegatedEvent:e}),newData);return result});return result},_replaceFileInput:function(input){var inputClone=input.clone(true);$("<form></form>").append(inputClone)[0].reset();input.after(inputClone).detach();$.cleanData(input.unbind("remove"));this.options.fileInput=this.options.fileInput.map(function(i,el){if(el===input[0]){return inputClone[0]}return el});if(input[0]===this.element[0]){this.element=inputClone}},_handleFileTreeEntry:function(entry,path){var that=this,dfd=$.Deferred(),errorHandler=function(e){if(e&&!e.entry){e.entry=entry}dfd.resolve([e])},dirReader;path=path||"";if(entry.isFile){if(entry._file){entry._file.relativePath=path;dfd.resolve(entry._file)}else{entry.file(function(file){file.relativePath=path;dfd.resolve(file)},errorHandler)}}else if(entry.isDirectory){dirReader=entry.createReader();dirReader.readEntries(function(entries){that._handleFileTreeEntries(entries,path+entry.name+"/").done(function(files){dfd.resolve(files)}).fail(errorHandler)},errorHandler)}else{dfd.resolve([])}return dfd.promise()},_handleFileTreeEntries:function(entries,path){var that=this;return $.when.apply($,$.map(entries,function(entry){return that._handleFileTreeEntry(entry,path)})).pipe(function(){return Array.prototype.concat.apply([],arguments)})},_getDroppedFiles:function(dataTransfer){dataTransfer=dataTransfer||{};var items=dataTransfer.items;if(items&&items.length&&(items[0].webkitGetAsEntry||items[0].getAsEntry)){return this._handleFileTreeEntries($.map(items,function(item){var entry;if(item.webkitGetAsEntry){entry=item.webkitGetAsEntry();if(entry){entry._file=item.getAsFile()}return entry}return item.getAsEntry()}))}return $.Deferred().resolve($.makeArray(dataTransfer.files)).promise()},_getSingleFileInputFiles:function(fileInput){fileInput=$(fileInput);var entries=fileInput.prop("webkitEntries")||fileInput.prop("entries"),files,value;if(entries&&entries.length){return this._handleFileTreeEntries(entries)}files=$.makeArray(fileInput.prop("files"));if(!files.length){value=fileInput.prop("value");if(!value){return $.Deferred().resolve([]).promise()}files=[{name:value.replace(/^.*\\/,"")}]}else if(files[0].name===undefined&&files[0].fileName){$.each(files,function(index,file){file.name=file.fileName;file.size=file.fileSize})}return $.Deferred().resolve(files).promise()},_getFileInputFiles:function(fileInput){if(!(fileInput instanceof $)||fileInput.length===1){return this._getSingleFileInputFiles(fileInput)}return $.when.apply($,$.map(fileInput,this._getSingleFileInputFiles)).pipe(function(){return Array.prototype.concat.apply([],arguments)})},_onChange:function(e){var that=this,data={fileInput:$(e.target),form:$(e.target.form)};this._getFileInputFiles(data.fileInput).always(function(files){data.files=files;if(that.options.replaceFileInput){that._replaceFileInput(data.fileInput)}if(that._trigger("change",$.Event("change",{delegatedEvent:e}),data)!==false){that._onAdd(e,data)}})},_onPaste:function(e){var items=e.originalEvent&&e.originalEvent.clipboardData&&e.originalEvent.clipboardData.items,data={files:[]};if(items&&items.length){$.each(items,function(index,item){var file=item.getAsFile&&item.getAsFile();if(file){data.files.push(file)}});if(this._trigger("paste",$.Event("paste",{delegatedEvent:e}),data)!==false){this._onAdd(e,data)}}},_onDrop:function(e){e.dataTransfer=e.originalEvent&&e.originalEvent.dataTransfer;var that=this,dataTransfer=e.dataTransfer,data={};if(dataTransfer&&dataTransfer.files&&dataTransfer.files.length){e.preventDefault();this._getDroppedFiles(dataTransfer).always(function(files){data.files=files;if(that._trigger("drop",$.Event("drop",{delegatedEvent:e}),data)!==false){that._onAdd(e,data)}})}},_onDragOver:function(e){e.dataTransfer=e.originalEvent&&e.originalEvent.dataTransfer;var dataTransfer=e.dataTransfer;if(dataTransfer&&$.inArray("Files",dataTransfer.types)!==-1&&this._trigger("dragover",$.Event("dragover",{delegatedEvent:e}))!==false){e.preventDefault();dataTransfer.dropEffect="copy"}},_initEventHandlers:function(){if(this._isXHRUpload(this.options)){this._on(this.options.dropZone,{dragover:this._onDragOver,drop:this._onDrop});this._on(this.options.pasteZone,{paste:this._onPaste})}if($.support.fileInput){this._on(this.options.fileInput,{change:this._onChange})}},_destroyEventHandlers:function(){this._off(this.options.dropZone,"dragover drop");this._off(this.options.pasteZone,"paste");this._off(this.options.fileInput,"change")},_setOption:function(key,value){var reinit=$.inArray(key,this._specialOptions)!==-1;if(reinit){this._destroyEventHandlers()}this._super(key,value);if(reinit){this._initSpecialOptions();this._initEventHandlers()}},_initSpecialOptions:function(){var options=this.options;if(options.fileInput===undefined){options.fileInput=this.element.is('input[type="file"]')?this.element:this.element.find('input[type="file"]')}else if(!(options.fileInput instanceof $)){options.fileInput=$(options.fileInput)}if(!(options.dropZone instanceof $)){options.dropZone=$(options.dropZone)}if(!(options.pasteZone instanceof $)){options.pasteZone=$(options.pasteZone)}},_getRegExp:function(str){var parts=str.split("/"),modifiers=parts.pop();parts.shift();return new RegExp(parts.join("/"),modifiers)},_isRegExpOption:function(key,value){return key!=="url"&&$.type(value)==="string"&&/^\/.*\/[igm]{0,3}$/.test(value)},_initDataAttributes:function(){var that=this,options=this.options;$.each($(this.element[0].cloneNode(false)).data(),function(key,value){if(that._isRegExpOption(key,value)){value=that._getRegExp(value)}options[key]=value})},_create:function(){this._initDataAttributes();this._initSpecialOptions();this._slots=[];this._sequence=this._getXHRPromise(true);this._sending=this._active=0;this._initProgressObject(this);this._initEventHandlers()},active:function(){return this._active},progress:function(){return this._progress},add:function(data){var that=this;if(!data||this.options.disabled){return}if(data.fileInput&&!data.files){this._getFileInputFiles(data.fileInput).always(function(files){data.files=files;that._onAdd(null,data)})}else{data.files=$.makeArray(data.files);this._onAdd(null,data)}},send:function(data){if(data&&!this.options.disabled){if(data.fileInput&&!data.files){var that=this,dfd=$.Deferred(),promise=dfd.promise(),jqXHR,aborted;promise.abort=function(){aborted=true;if(jqXHR){return jqXHR.abort()}dfd.reject(null,"abort","abort");return promise};this._getFileInputFiles(data.fileInput).always(function(files){if(aborted){return}if(!files.length){dfd.reject();return}data.files=files;jqXHR=that._onSend(null,data).then(function(result,textStatus,jqXHR){dfd.resolve(result,textStatus,jqXHR)},function(jqXHR,textStatus,errorThrown){dfd.reject(jqXHR,textStatus,errorThrown)})});return this._enhancePromise(promise)}data.files=$.makeArray(data.files);if(data.files.length){return this._onSend(null,data)}}return this._getXHRPromise(false,data&&data.context)}})});