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Filename : dropzone.min.js
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(function(){var a,b,c,d,e,f,g,h,i,j=[].slice,k=function(a,b){function c(){this.constructor=a}for(var d in b)l.call(b,d)&&(a[d]=b[d]);return c.prototype=b.prototype,a.prototype=new c,a.__super__=b.prototype,a},l={}.hasOwnProperty;h=function(){},b=function(){function a(){}return a.prototype.addEventListener=a.prototype.on,a.prototype.on=function(a,b){return this._callbacks=this._callbacks||{},this._callbacks[a]||(this._callbacks[a]=[]),this._callbacks[a].push(b),this},a.prototype.emit=function(){var a,b,c,d,e,f;if(d=arguments[0],a=2<=arguments.length?j.call(arguments,1):[],this._callbacks=this._callbacks||{},c=this._callbacks[d])for(e=0,f=c.length;e<f;e++)b=c[e],b.apply(this,a);return this},a.prototype.removeListener=a.prototype.off,a.prototype.removeAllListeners=a.prototype.off,a.prototype.removeEventListener=a.prototype.off,a.prototype.off=function(a,b){var c,d,e,f;if(!this._callbacks||0===arguments.length)return this._callbacks={},this;if(!(c=this._callbacks[a]))return this;if(1===arguments.length)return delete this._callbacks[a],this;for(d=e=0,f=c.length;e<f;d=++e)if(c[d]===b){c.splice(d,1);break}return this},a}(),a=function(a){function d(a,b){var c,f,g;if(this.element=a,this.version=d.version,this.defaultOptions.previewTemplate=this.defaultOptions.previewTemplate.replace(/\n*/g,""),this.clickableElements=[],this.listeners=[],this.files=[],"string"==typeof this.element&&(this.element=document.querySelector(this.element)),!this.element||null==this.element.nodeType)throw new Error("Invalid dropzone element.");if(this.element.dropzone)throw new Error("Dropzone already attached.");if(d.instances.push(this),this.element.dropzone=this,c=null!=(g=d.optionsForElement(this.element))?g:{},this.options=e({},this.defaultOptions,c,null!=b?b:{}),this.options.forceFallback||!d.isBrowserSupported())return this.options.fallback.call(this);if(null==this.options.url&&(this.options.url=this.element.getAttribute("action")),!this.options.url)throw new Error("No URL provided.");if(this.options.acceptedFiles&&this.options.acceptedMimeTypes)throw new Error("You can't provide both 'acceptedFiles' and 'acceptedMimeTypes'. 'acceptedMimeTypes' is deprecated.");this.options.acceptedMimeTypes&&(this.options.acceptedFiles=this.options.acceptedMimeTypes,delete this.options.acceptedMimeTypes),null!=this.options.renameFilename&&(this.options.renameFile=function(a){return function(b){return a.options.renameFilename.call(a,b.name,b)}}(this)),this.options.method=this.options.method.toUpperCase(),(f=this.getExistingFallback())&&f.parentNode&&f.parentNode.removeChild(f),!1!==this.options.previewsContainer&&(this.options.previewsContainer?this.previewsContainer=d.getElement(this.options.previewsContainer,"previewsContainer"):this.previewsContainer=this.element),this.options.clickable&&(!0===this.options.clickable?this.clickableElements=[this.element]:this.clickableElements=d.getElements(this.options.clickable,"clickable")),this.init()}var e,f;return k(d,a),d.prototype.Emitter=b,d.prototype.events=["drop","dragstart","dragend","dragenter","dragover","dragleave","addedfile","addedfiles","removedfile","thumbnail","error","errormultiple","processing","processingmultiple","uploadprogress","totaluploadprogress","sending","sendingmultiple","success","successmultiple","canceled","canceledmultiple","complete","completemultiple","reset","maxfilesexceeded","maxfilesreached","queuecomplete"],d.prototype.defaultOptions={url:null,method:"post",withCredentials:!1,timeout:3e4,parallelUploads:2,uploadMultiple:!1,maxFilesize:256,paramName:"file",createImageThumbnails:!0,maxThumbnailFilesize:10,thumbnailWidth:120,thumbnailHeight:120,thumbnailMethod:"crop",resizeWidth:null,resizeHeight:null,resizeMimeType:null,resizeQuality:.8,resizeMethod:"contain",filesizeBase:1e3,maxFiles:null,params:{},headers:null,clickable:!0,ignoreHiddenFiles:!0,acceptedFiles:null,acceptedMimeTypes:null,autoProcessQueue:!0,autoQueue:!0,addRemoveLinks:!1,previewsContainer:null,hiddenInputContainer:"body",capture:null,renameFilename:null,renameFile:null,forceFallback:!1,dictDefaultMessage:"Drop files here to upload",dictFallbackMessage:"Your browser does not support drag'n'drop file uploads.",dictFallbackText:"Please use the fallback form below to upload your files like in the olden days.",dictFileTooBig:"File is too big ({{filesize}}MiB). Max filesize: {{maxFilesize}}MiB.",dictInvalidFileType:"You can't upload files of this type.",dictResponseError:"Server responded with {{statusCode}} code.",dictCancelUpload:"Cancel upload",dictCancelUploadConfirmation:"Are you sure you want to cancel this upload?",dictRemoveFile:"Remove file",dictRemoveFileConfirmation:null,dictMaxFilesExceeded:"You can not upload any more files.",dictFileSizeUnits:{tb:"TB",gb:"GB",mb:"MB",kb:"KB",b:"b"},init:function(){return h},accept:function(a,b){return b()},fallback:function(){var a,b,c,e,f,g;for(this.element.className=this.element.className+" dz-browser-not-supported",f=this.element.getElementsByTagName("div"),b=0,c=f.length;b<c;b++)a=f[b],/(^| )dz-message($| )/.test(a.className)&&(e=a,a.className="dz-message");return e||(e=d.createElement('<div class="dz-message"><span></span></div>'),this.element.appendChild(e)),g=e.getElementsByTagName("span")[0],g&&(null!=g.textContent?g.textContent=this.options.dictFallbackMessage:null!=g.innerText&&(g.innerText=this.options.dictFallbackMessage)),this.element.appendChild(this.getFallbackForm())},resize:function(a,b,c,d){var e,f,g;if(e={srcX:0,srcY:0,srcWidth:a.width,srcHeight:a.height},f=a.width/a.height,null==b&&null==c?(b=e.srcWidth,c=e.srcHeight):null==b?b=c*f:null==c&&(c=b/f),b=Math.min(b,e.srcWidth),c=Math.min(c,e.srcHeight),g=b/c,e.srcWidth>b||e.srcHeight>c)if("crop"===d)f>g?(e.srcHeight=a.height,e.srcWidth=e.srcHeight*g):(e.srcWidth=a.width,e.srcHeight=e.srcWidth/g);else{if("contain"!==d)throw new Error("Unknown resizeMethod '"+d+"'");f>g?c=b/f:b=c*f}return 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b,c,e,f,g,h,i,j,k,l,m,n,o;if(this.element===this.previewsContainer&&this.element.classList.add("dz-started"),this.previewsContainer){for(a.previewElement=d.createElement(this.options.previewTemplate.trim()),a.previewTemplate=a.previewElement,this.previewsContainer.appendChild(a.previewElement),j=a.previewElement.querySelectorAll("[data-dz-name]"),b=0,f=j.length;b<f;b++)i=j[b],i.textContent=a.name;for(k=a.previewElement.querySelectorAll("[data-dz-size]"),c=0,g=k.length;c<g;c++)i=k[c],i.innerHTML=this.filesize(a.size);for(this.options.addRemoveLinks&&(a._removeLink=d.createElement('<a class="dz-remove" href="javascript:undefined;" data-dz-remove>'+this.options.dictRemoveFile+"</a>"),a.previewElement.appendChild(a._removeLink)),m=function(b){return function(c){return c.preventDefault(),c.stopPropagation(),a.status===d.UPLOADING?d.confirm(b.options.dictCancelUploadConfirmation,function(){return b.removeFile(a)}):b.options.dictRemoveFileConfirmation?d.confirm(b.options.dictRemoveFileConfirmation,function(){return b.removeFile(a)}):b.removeFile(a)}}(this),l=a.previewElement.querySelectorAll("[data-dz-remove]"),o=[],e=0,h=l.length;e<h;e++)n=l[e],o.push(n.addEventListener("click",m));return o}},removedfile:function(a){var b;return a.previewElement&&null!=(b=a.previewElement)&&b.parentNode.removeChild(a.previewElement),this._updateMaxFilesReachedClass()},thumbnail:function(a,b){var c,d,e,f;if(a.previewElement){for(a.previewElement.classList.remove("dz-file-preview"),e=a.previewElement.querySelectorAll("[data-dz-thumbnail]"),c=0,d=e.length;c<d;c++)f=e[c],f.alt=a.name,f.src=b;return setTimeout(function(b){return function(){return a.previewElement.classList.add("dz-image-preview")}}(),1)}},error:function(a,b){var c,d,e,f,g;if(a.previewElement){for(a.previewElement.classList.add("dz-error"),"String"!=typeof b&&b.error&&(b=b.error),f=a.previewElement.querySelectorAll("[data-dz-errormessage]"),g=[],c=0,d=f.length;c<d;c++)e=f[c],g.push(e.textContent=b);return g}},errormultiple:h,processing:function(a){if(a.previewElement&&(a.previewElement.classList.add("dz-processing"),a._removeLink))return a._removeLink.textContent=this.options.dictCancelUpload},processingmultiple:h,uploadprogress:function(a,b,c){var d,e,f,g,h;if(a.previewElement){for(g=a.previewElement.querySelectorAll("[data-dz-uploadprogress]"),h=[],d=0,e=g.length;d<e;d++)f=g[d],"PROGRESS"===f.nodeName?h.push(f.value=b):h.push(f.style.width=b+"%");return h}},totaluploadprogress:h,sending:h,sendingmultiple:h,success:function(a){if(a.previewElement)return a.previewElement.classList.add("dz-success")},successmultiple:h,canceled:function(a){return this.emit("error",a,"Upload canceled.")},canceledmultiple:h,complete:function(a){if(a._removeLink&&(a._removeLink.textContent=this.options.dictRemoveFile),a.previewElement)return a.previewElement.classList.add("dz-complete")},completemultiple:h,maxfilesexceeded:h,maxfilesreached:h,queuecomplete:h,addedfiles:h},e=function(){var a,b,c,d,e,f,g;for(f=arguments[0],e=2<=arguments.length?j.call(arguments,1):[],a=0,c=e.length;a<c;a++){d=e[a];for(b in d)g=d[b],f[b]=g}return f},d.prototype.getAcceptedFiles=function(){var a,b,c,d,e;for(d=this.files,e=[],b=0,c=d.length;b<c;b++)a=d[b],a.accepted&&e.push(a);return e},d.prototype.getRejectedFiles=function(){var a,b,c,d,e;for(d=this.files,e=[],b=0,c=d.length;b<c;b++)a=d[b],a.accepted||e.push(a);return e},d.prototype.getFilesWithStatus=function(a){var b,c,d,e,f;for(e=this.files,f=[],c=0,d=e.length;c<d;c++)b=e[c],b.status===a&&f.push(b);return f},d.prototype.getQueuedFiles=function(){return this.getFilesWithStatus(d.QUEUED)},d.prototype.getUploadingFiles=function(){return this.getFilesWithStatus(d.UPLOADING)},d.prototype.getAddedFiles=function(){return this.getFilesWithStatus(d.ADDED)},d.prototype.getActiveFiles=function(){var a,b,c,e,f;for(e=this.files,f=[],b=0,c=e.length;b<c;b++)a=e[b],a.status!==d.UPLOADING&&a.status!==d.QUEUED||f.push(a);return f},d.prototype.init=function(){var a,b,c,e,f,g,h;for("form"===this.element.tagName&&this.element.setAttribute("enctype","multipart/form-data"),this.element.classList.contains("dropzone")&&!this.element.querySelector(".dz-message")&&this.element.appendChild(d.createElement('<div class="dz-default dz-message"><span>'+this.options.dictDefaultMessage+"</span></div>")),this.clickableElements.length&&(h=function(a){return function(){return a.hiddenFileInput&&a.hiddenFileInput.parentNode.removeChild(a.hiddenFileInput),a.hiddenFileInput=document.createElement("input"),a.hiddenFileInput.setAttribute("type","file"),(null==a.options.maxFiles||a.options.maxFiles>1)&&a.hiddenFileInput.setAttribute("multiple","multiple"),a.hiddenFileInput.className="dz-hidden-input",null!=a.options.acceptedFiles&&a.hiddenFileInput.setAttribute("accept",a.options.acceptedFiles),null!=a.options.capture&&a.hiddenFileInput.setAttribute("capture",a.options.capture),a.hiddenFileInput.style.visibility="hidden",a.hiddenFileInput.style.position="absolute",a.hiddenFileInput.style.top="0",a.hiddenFileInput.style.left="0",a.hiddenFileInput.style.height="0",a.hiddenFileInput.style.width="0",document.querySelector(a.options.hiddenInputContainer).appendChild(a.hiddenFileInput),a.hiddenFileInput.addEventListener("change",function(){var b,c,d,e;if(c=a.hiddenFileInput.files,c.length)for(d=0,e=c.length;d<e;d++)b=c[d],a.addFile(b);return a.emit("addedfiles",c),h()})}}(this))(),this.URL=null!=(f=window.URL)?f:window.webkitURL,g=this.events,b=0,c=g.length;b<c;b++)a=g[b],this.on(a,this.options[a]);return this.on("uploadprogress",function(a){return function(){return a.updateTotalUploadProgress()}}(this)),this.on("removedfile",function(a){return function(){return a.updateTotalUploadProgress()}}(this)),this.on("canceled",function(a){return function(b){return a.emit("complete",b)}}(this)),this.on("complete",function(a){return function(b){if(0===a.getAddedFiles().length&&0===a.getUploadingFiles().length&&0===a.getQueuedFiles().length)return setTimeout(function(){return a.emit("queuecomplete")},0)}}(this)),e=function(a){return a.stopPropagation(),a.preventDefault?a.preventDefault():a.returnValue=!1},this.listeners=[{element:this.element,events:{dragstart:function(a){return function(b){return a.emit("dragstart",b)}}(this),dragenter:function(a){return function(b){return e(b),a.emit("dragenter",b)}}(this),dragover:function(a){return function(b){var c;try{c=b.dataTransfer.effectAllowed}catch(a){}return b.dataTransfer.dropEffect="move"===c||"linkMove"===c?"move":"copy",e(b),a.emit("dragover",b)}}(this),dragleave:function(a){return function(b){return a.emit("dragleave",b)}}(this),drop:function(a){return function(b){return e(b),a.drop(b)}}(this),dragend:function(a){return function(b){return a.emit("dragend",b)}}(this)}}],this.clickableElements.forEach(function(a){return function(b){return a.listeners.push({element:b,events:{click:function(c){return(b!==a.element||c.target===a.element||d.elementInside(c.target,a.element.querySelector(".dz-message")))&&a.hiddenFileInput.click(),!0}}})}}(this)),this.enable(),this.options.init.call(this)},d.prototype.destroy=function(){var a;return this.disable(),this.removeAllFiles(!0),(null!=(a=this.hiddenFileInput)?a.parentNode:void 0)&&(this.hiddenFileInput.parentNode.removeChild(this.hiddenFileInput),this.hiddenFileInput=null),delete this.element.dropzone,d.instances.splice(d.instances.indexOf(this),1)},d.prototype.updateTotalUploadProgress=function(){var a,b,c,d,e,f,g,h;if(g=0,f=0,a=this.getActiveFiles(),a.length){for(e=this.getActiveFiles(),c=0,d=e.length;c<d;c++)b=e[c],g+=b.upload.bytesSent,f+=b.upload.total;h=100*g/f}else h=100;return this.emit("totaluploadprogress",h,f,g)},d.prototype._getParamName=function(a){return"function"==typeof this.options.paramName?this.options.paramName(a):this.options.paramName+(this.options.uploadMultiple?"["+a+"]":"")},d.prototype._renameFile=function(a){return"function"!=typeof this.options.renameFile?a.name:this.options.renameFile(a)},d.prototype.getFallbackForm=function(){var a,b,c,e;return(a=this.getExistingFallback())?a:(c='<div class="dz-fallback">',this.options.dictFallbackText&&(c+="<p>"+this.options.dictFallbackText+"</p>"),c+='<input type="file" name="'+this._getParamName(0)+'" '+(this.options.uploadMultiple?'multiple="multiple"':void 0)+' /><input type="submit" value="Upload!"></div>',b=d.createElement(c),"FORM"!==this.element.tagName?(e=d.createElement('<form action="'+this.options.url+'" enctype="multipart/form-data" method="'+this.options.method+'"></form>'),e.appendChild(b)):(this.element.setAttribute("enctype","multipart/form-data"),this.element.setAttribute("method",this.options.method)),null!=e?e:b)},d.prototype.getExistingFallback=function(){var a,b,c,d,e,f;for(b=function(a){var b,c,d;for(c=0,d=a.length;c<d;c++)if(b=a[c],/(^| )fallback($| )/.test(b.className))return b},e=["div","form"],c=0,d=e.length;c<d;c++)if(f=e[c],a=b(this.element.getElementsByTagName(f)))return a},d.prototype.setupEventListeners=function(){var a,b,c,d,e,f,g;for(f=this.listeners,g=[],c=0,d=f.length;c<d;c++)a=f[c],g.push(function(){var c,d;c=a.events,d=[];for(b in c)e=c[b],d.push(a.element.addEventListener(b,e,!1));return d}());return 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