(function(factory){'use strict';if(typeof define==='function'&&define.amd){define(['jquery','jquery.ui.widget'],factory)}else{factory(window.jQuery)}}(function($){'use strict';$.support.xhrFileUpload=!!(window.XMLHttpRequestUpload&&window.FileReader);$.support.xhrFormDataFileUpload=!!window.FormData;$.propHooks.elements={get:function(form){if($.nodeName(form,'form')){return $.grep(form.elements,function(elem){return!$.nodeName(elem,'input')||elem.type!=='file'})}return null}};$.widget('blueimp.fileupload',{options:{dropZone:$(document),pasteZone:$(document),fileInput:undefined,replaceFileInput:true,paramName:undefined,singleFileUploads:true,limitMultiFileUploads:undefined,sequentialUploads:false,limitConcurrentUploads:undefined,forceIframeTransport:false,redirect:undefined,redirectParamName:undefined,postMessage:undefined,multipart:true,maxChunkSize:undefined,uploadedBytes:undefined,recalculateProgress:true,progressInterval:100,bitrateInterval:500,formData:function(form){return form.serializeArray()},add:function(e,data){data.submit()},processData:false,contentType:false,cache:false},_refreshOptionsList:['fileInput','dropZone','pasteZone','multipart','forceIframeTransport'],_BitrateTimer:function(){this.timestamp=+(new Date());this.loaded=0;this.bitrate=0;this.getBitrate=function(now,loaded,interval){var timeDiff=now-this.timestamp;if(!this.bitrate||!interval||timeDiff>interval){this.bitrate=(loaded-this.loaded)*(1000/timeDiff)*8;this.loaded=loaded;this.timestamp=now}return this.bitrate}},_isXHRUpload:function(options){return!options.forceIframeTransport&&((!options.multipart&&$.support.xhrFileUpload)||$.support.xhrFormDataFileUpload)},_getFormData:function(options){var formData;if(typeof options.formData==='function'){return options.formData(options.form)}if($.isArray(options.formData)){return options.formData}if(options.formData){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},_onProgress:function(e,data){if(e.lengthComputable){var now=+(new Date()),total,loaded;if(data._time&&data.progressInterval&&(now-data._time<data.progressInterval)&&e.loaded!==e.total){return}data._time=now;total=data.total||this._getTotal(data.files);loaded=parseInt(e.loaded/e.total*(data.chunkSize||total),10)+(data.uploadedBytes||0);this._loaded+=loaded-(data.loaded||data.uploadedBytes||0);data.lengthComputable=true;data.loaded=loaded;data.total=total;data.bitrate=data._bitrateTimer.getBitrate(now,loaded,data.bitrateInterval);this._trigger('progress',e,data);this._trigger('progressall',e,{lengthComputable:true,loaded:this._loaded,total:this._total,bitrate:this._bitrateTimer.getBitrate(now,this._loaded,data.bitrateInterval)})}},_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}}},_initXHRData:function(options){var formData,file=options.files[0],multipart=options.multipart||!$.support.xhrFileUpload,paramName=options.paramName[0];options.headers=options.headers||{};if(options.contentRange){options.headers['Content-Range']=options.contentRange}if(!multipart){options.headers['Content-Disposition']='attachment; filename="'+encodeURI(file.name)+'"';options.contentType=file.type;options.data=options.blob||file}else if($.support.xhrFormDataFileUpload){if(options.postMessage){formData=this._getFormData(options);if(options.blob){formData.push({name:paramName,value:options.blob})}else{$.each(options.files,function(index,file){formData.push({name:options.paramName[index]||paramName,value:file})})}}else{if(options.formData instanceof FormData){formData=options.formData}else{formData=new FormData();$.each(this._getFormData(options),function(index,field){formData.append(field.name,field.value)})}if(options.blob){options.headers['Content-Disposition']='attachment; filename="'+encodeURI(file.name)+'"';formData.append(paramName,options.blob,file.name)}else{$.each(options.files,function(index,file){if((window.Blob&&file instanceof Blob)||(window.File&&file instanceof File)){formData.append(options.paramName[index]||paramName,file,file.name)}})}}options.data=formData}options.blob=null},_initIframeSettings:function(options){options.dataType='iframe '+(options.dataType||'');options.formData=this._getFormData(options);if(options.redirect&&$('<a></a>').prop('href',options.url).prop('host')!==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,'iframe')}},_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=$(this.options.fileInput.prop('form'))}}options.paramName=this._getParamName(options);if(!options.url){options.url=options.form.prop('action')||location.href}options.type=(options.type||options.form.prop('method')||'').toUpperCase();if(options.type!=='POST'&&options.type!=='PUT'&&options.type!=='PATCH'){options.type='POST'}if(!options.formAcceptCharset){options.formAcceptCharset=options.form.attr('accept-charset')}},_getAJAXSettings:function(data){var options=$.extend({},this.options,data);this._initFormSettings(options);this._initDataSettings(options);return options},_enhancePromise:function(promise){promise.success=promise.done;promise.error=promise.fail;promise.complete=promise.always;return promise},_getXHRPromise:function(resolveOrReject,context,args){var dfd=$.Deferred(),promise=dfd.promise();context=context||this.options.context||promise;if(resolveOrReject===true){dfd.resolveWith(context,args)}else if(resolveOrReject===false){dfd.rejectWith(context,args)}promise.abort=dfd.promise;return this._enhancePromise(promise)},_getUploadedBytes:function(jqXHR){var range=jqXHR.getResponseHeader('Range'),parts=range&&range.split('-'),upperBytesPos=parts&&parts.length>1&&parseInt(parts[1],10);return upperBytesPos&&upperBytesPos+1},_chunkedUpload:function(options,testOnly){var that=this,file=options.files[0],fs=file.size,ub=options.uploadedBytes=options.uploadedBytes||0,mcs=options.maxChunkSize||fs,slice=file.slice||file.webkitSlice||file.mozSlice,dfd=$.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='Uploaded bytes exceed file size';return this._getXHRPromise(false,options.context,[null,'error',file.error])}upload=function(){var o=$.extend({},options);o.blob=slice.call(file,ub,ub+mcs,file.type);o.chunkSize=o.blob.size;o.contentRange='bytes '+ub+'-'+(ub+o.chunkSize-1)+'/'+fs;that._initXHRData(o);that._initProgressListener(o);jqXHR=((that._trigger('chunksend',null,o)!==false&&$.ajax(o))||that._getXHRPromise(false,o.context)).done(function(result,textStatus,jqXHR){ub=that._getUploadedBytes(jqXHR)||(ub+o.chunkSize);if(!o.loaded||o.loaded<o.total){that._onProgress($.Event('progress',{lengthComputable:true,loaded:ub-o.uploadedBytes,total:ub-o.uploadedBytes}),o)}options.uploadedBytes=o.uploadedBytes=ub;o.result=result;o.textStatus=textStatus;o.jqXHR=jqXHR;that._trigger('chunkdone',null,o);that._trigger('chunkalways',null,o);if(ub<fs){upload()}else{dfd.resolveWith(o.context,[result,textStatus,jqXHR])}}).fail(function(jqXHR,textStatus,errorThrown){o.jqXHR=jqXHR;o.textStatus=textStatus;o.errorThrown=errorThrown;that._trigger('chunkfail',null,o);that._trigger('chunkalways',null,o);dfd.rejectWith(o.context,[jqXHR,textStatus,errorThrown])})};this._enhancePromise(promise);promise.abort=function(){return jqXHR.abort()};upload();return promise},_beforeSend:function(e,data){if(this._active===0){this._trigger('start');this._bitrateTimer=new this._BitrateTimer()}this._active+=1;this._loaded+=data.uploadedBytes||0;this._total+=this._getTotal(data.files)},_onDone:function(result,textStatus,jqXHR,options){if(!this._isXHRUpload(options)||!options.loaded||options.loaded<options.total){var total=this._getTotal(options.files)||1;this._onProgress($.Event('progress',{lengthComputable:true,loaded:total,total:total}),options)}options.result=result;options.textStatus=textStatus;options.jqXHR=jqXHR;this._trigger('done',null,options)},_onFail:function(jqXHR,textStatus,errorThrown,options){options.jqXHR=jqXHR;options.textStatus=textStatus;options.errorThrown=errorThrown;this._trigger('fail',null,options);if(options.recalculateProgress){this._loaded-=options.loaded||options.uploadedBytes||0;this._total-=options.total||this._getTotal(options.files)}},_onAlways:function(jqXHRorResult,textStatus,jqXHRorError,options){this._active-=1;this._trigger('always',null,options);if(this._active===0){this._trigger('stop');this._loaded=this._total=0;this._bitrateTimer=null}},_onSend:function(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',e,options)===false)&&that._getXHRPromise(false,options.context,aborted))||that._chunkedUpload(options)||$.ajax(options)).done(function(result,textStatus,jqXHR){that._onDone(result,textStatus,jqXHR,options)}).fail(function(jqXHR,textStatus,errorThrown){that._onFail(jqXHR,textStatus,errorThrown,options)}).always(function(jqXHRorResult,textStatus,jqXHRorError){that._sending-=1;that._onAlways(jqXHRorResult,textStatus,jqXHRorError,options);if(options.limitConcurrentUploads&&options.limitConcurrentUploads>that._sending){var nextSlot=that._slots.shift(),isPending;while(nextSlot){isPending=nextSlot.state?nextSlot.state()==='pending':!nextSlot.isRejected();if(isPending){nextSlot.resolve();break}nextSlot=that._slots.shift()}}});return jqXHR};this._beforeSend(e,options);if(this.options.sequentialUploads||(this.options.limitConcurrentUploads&&this.options.limitConcurrentUploads<=this._sending)){if(this.options.limitConcurrentUploads>1){slot=$.Deferred();this._slots.push(slot);pipe=slot.pipe(send)}else{pipe=(this._sequence=this._sequence.pipe(send,send))}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=$.extend({},this.options,data),limit=options.limitMultiFileUploads,paramName=this._getParamName(options),paramNameSet,paramNameSlice,fileSet,i;if(!(options.singleFileUploads||limit)||!this._isXHRUpload(options)){fileSet=[data.files];paramNameSet=[paramName]}else if(!options.singleFileUploads&&limit){fileSet=[];paramNameSet=[];for(i=0;i<data.files.length;i+=limit){fileSet.push(data.files.slice(i,i+limit));paramNameSlice=paramName.slice(i,i+limit);if(!paramNameSlice.length){paramNameSlice=paramName}paramNameSet.push(paramNameSlice)}}else{paramNameSet=paramName}data.originalFiles=data.files;$.each(fileSet||data.files,function(index,element){var newData=$.extend({},data);newData.files=fileSet?element:[element];newData.paramName=paramNameSet[index];newData.submit=function(){newData.jqXHR=this.jqXHR=(that._trigger('submit',e,this)!==false)&&that._onSend(e,this);return this.jqXHR};result=that._trigger('add',e,newData);return result});return result},_replaceFileInput:function(input){var inputClone=input.clone(true);$('<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:$(e.target.form)};this._getFileInputFiles(data.fileInput).always(function(files){data.files=files;if(that.options.replaceFileInput){that._replaceFileInput(data.fileInput)}if(that._trigger('change',e,data)!==false){that._onAdd(e,data)}})},_onPaste:function(e){var cbd=e.originalEvent.clipboardData,items=(cbd&&cbd.items)||[],data={files:[]};$.each(items,function(index,item){var file=item.getAsFile&&item.getAsFile();if(file){data.files.push(file)}});if(this._trigger('paste',e,data)===false||this._onAdd(e,data)===false){return false}},_onDrop:function(e){var that=this,dataTransfer=e.dataTransfer=e.originalEvent.dataTransfer,data={};if(dataTransfer&&dataTransfer.files&&dataTransfer.files.length){e.preventDefault()}this._getDroppedFiles(dataTransfer).always(function(files){data.files=files;if(that._trigger('drop',e,data)!==false){that._onAdd(e,data)}})},_onDragOver:function(e){var dataTransfer=e.dataTransfer=e.originalEvent.dataTransfer;if(this._trigger('dragover',e)===false){return false}if(dataTransfer&&$.inArray('Files',dataTransfer.types)!==-1){dataTransfer.dropEffect='copy';e.preventDefault()}},_initEventHandlers:function(){if(this._isXHRUpload(this.options)){this._on(this.options.dropZone,{dragover:this._onDragOver,drop:this._onDrop});this._on(this.options.pasteZone,{paste:this._onPaste})}this._on(this.options.fileInput,{change:this._onChange})},_destroyEventHandlers:function(){this._off(this.options.dropZone,'dragover drop');this._off(this.options.pasteZone,'paste');this._off(this.options.fileInput,'change')},_setOption:function(key,value){var refresh=$.inArray(key,this._refreshOptionsList)!==-1;if(refresh){this._destroyEventHandlers()}this._super(key,value);if(refresh){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)}},_create:function(){var options=this.options;$.extend(options,$(this.element[0].cloneNode(false)).data());this._initSpecialOptions();this._slots=[];this._sequence=this._getXHRPromise(true);this._sending=this._active=this._loaded=this._total=0;this._initEventHandlers()},_destroy:function(){this._destroyEventHandlers()},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}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)}})}));