dropzone.min.js

"use strict";function _typeof(e){return(_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function _possibleConstructorReturn(e,t){return!t||"object"!==_typeof(t)&&"function"!=typeof t?_assertThisInitialized(e):t}function _getPrototypeOf(e){return(_getPrototypeOf=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e.__proto__||Object.getPrototypeOf(e)})(e)}function _assertThisInitialized(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function _inherits(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&_setPrototypeOf(e,t)}function _setPrototypeOf(e,t){return(_setPrototypeOf=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}function _classCallCheck(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function _defineProperties(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}function _createClass(e,t,n){return t&&_defineProperties(e.prototype,t),n&&_defineProperties(e,n),e}var Emitter=function(){function e(){_classCallCheck(this,e)}return _createClass(e,[{key:"on",value:function(e,t){return this._callbacks=this._callbacks||{},this._callbacks[e]||(this._callbacks[e]=[]),this._callbacks[e].push(t),this}},{key:"emit",value:function(e){this._callbacks=this._callbacks||{};var t=this._callbacks[e];if(t){for(var n=arguments.length,i=new Array(1<n?n-1:0),r=1;r<n;r++)i[r-1]=arguments[r];var o=!0,a=!1,l=void 0;try{for(var s,u=t[Symbol.iterator]();!(o=(s=u.next()).done);o=!0){s.value.apply(this,i)}}catch(e){a=!0,l=e}finally{try{o||null==u.return||u.return()}finally{if(a)throw l}}}return this}},{key:"off",value:function(e,t){if(!this._callbacks||0===arguments.length)return this._callbacks={},this;var n=this._callbacks[e];if(!n)return this;if(1===arguments.length)return delete this._callbacks[e],this;for(var i=0;i<n.length;i++){if(n[i]===t){n.splice(i,1);break}}return this}}]),e}(),Dropzone=function(){function C(e,t){var n,i,r;if(_classCallCheck(this,C),(n=_possibleConstructorReturn(this,_getPrototypeOf(C).call(this))).element=e,n.version=C.version,n.defaultOptions.previewTemplate=n.defaultOptions.previewTemplate.replace(/\n*/g,""),n.clickableElements=[],n.listeners=[],n.files=[],"string"==typeof n.element&&(n.element=document.querySelector(n.element)),!n.element||null==n.element.nodeType)throw new Error("Invalid dropzone element.");if(n.element.dropzone)throw new Error("Dropzone already attached.");C.instances.push(_assertThisInitialized(n)),n.element.dropzone=_assertThisInitialized(n);var o=null!=(r=C.optionsForElement(n.element))?r:{};if(n.options=C.extend({},n.defaultOptions,o,null!=t?t:{}),n.options.forceFallback||!C.isBrowserSupported())return _possibleConstructorReturn(n,n.options.fallback.call(_assertThisInitialized(n)));if(null==n.options.url&&(n.options.url=n.element.getAttribute("action")),!n.options.url)throw new Error("No URL provided.");if(n.options.acceptedFiles&&n.options.acceptedMimeTypes)throw new Error("You can't provide both 'acceptedFiles' and 'acceptedMimeTypes'. 'acceptedMimeTypes' is deprecated.");if(n.options.uploadMultiple&&n.options.chunking)throw new Error("You cannot set both: uploadMultiple and chunking.");return n.options.acceptedMimeTypes&&(n.options.acceptedFiles=n.options.acceptedMimeTypes,delete n.options.acceptedMimeTypes),null!=n.options.renameFilename&&(n.options.renameFile=function(e){return n.options.renameFilename.call(_assertThisInitialized(n),e.name,e)}),n.options.method=n.options.method.toUpperCase(),(i=n.getExistingFallback())&&i.parentNode&&i.parentNode.removeChild(i),!1!==n.options.previewsContainer&&(n.options.previewsContainer?n.previewsContainer=C.getElement(n.options.previewsContainer,"previewsContainer"):n.previewsContainer=n.element),n.options.clickable&&(!0===n.options.clickable?n.clickableElements=[n.element]:n.clickableElements=C.getElements(n.options.clickable,"clickable")),n.init(),n}return _inherits(C,Emitter),_createClass(C,null,[{key:"initClass",value:function(){this.prototype.Emitter=Emitter,this.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"],this.prototype.defaultOptions={url:null,method:"post",withCredentials:!1,timeout:3e4,parallelUploads:2,uploadMultiple:!1,chunking:!1,forceChunking:!1,chunkSize:2e6,parallelChunkUploads:!1,retryChunks:!1,retryChunksLimit:3,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,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",dictUploadCanceled:"Upload canceled.",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(){},params:function(e,t,n){if(n)return{dzuuid:n.file.upload.uuid,dzchunkindex:n.index,dztotalfilesize:n.file.size,dzchunksize:this.options.chunkSize,dztotalchunkcount:n.file.upload.totalChunkCount,dzchunkbyteoffset:n.index*this.options.chunkSize}},accept:function(e,t){return t()},chunksUploaded:function(e,t){t()},fallback:function(){var e;this.element.className="".concat(this.element.className," dz-browser-not-supported");var t=!0,n=!1,i=void 0;try{for(var r,o=this.element.getElementsByTagName("div")[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;if(/(^| )dz-message($| )/.test(a.className)){(e=a).className="dz-message";break}}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}e||(e=C.createElement('<div class="dz-message"><span></span></div>'),this.element.appendChild(e));var l=e.getElementsByTagName("span")[0];return l&&(null!=l.textContent?l.textContent=this.options.dictFallbackMessage:null!=l.innerText&&(l.innerText=this.options.dictFallbackMessage)),this.element.appendChild(this.getFallbackForm())},resize:function(e,t,n,i){var r={srcX:0,srcY:0,srcWidth:e.width,srcHeight:e.height},o=e.width/e.height;null==t&&null==n?(t=r.srcWidth,n=r.srcHeight):null==t?t=n*o:null==n&&(n=t/o);var a=(t=Math.min(t,r.srcWidth))/(n=Math.min(n,r.srcHeight));if(r.srcWidth>t||r.srcHeight>n)if("crop"===i)a<o?(r.srcHeight=e.height,r.srcWidth=r.srcHeight*a):(r.srcWidth=e.width,r.srcHeight=r.srcWidth/a);else{if("contain"!==i)throw new Error("Unknown resizeMethod '".concat(i,"'"));a<o?n=t/o:t=n*o}return r.srcX=(e.width-r.srcWidth)/2,r.srcY=(e.height-r.srcHeight)/2,r.trgWidth=t,r.trgHeight=n,r},transformFile:function(e,t){return(this.options.resizeWidth||this.options.resizeHeight)&&e.type.match(/image.*/)?this.resizeImage(e,this.options.resizeWidth,this.options.resizeHeight,this.options.resizeMethod,t):t(e)},previewTemplate:'<div class="dz-preview dz-file-preview">\n  <div class="dz-image"><img data-dz-thumbnail /></div>\n  <div class="dz-details">\n    <div class="dz-size"><span data-dz-size></span></div>\n    <div class="dz-filename"><span data-dz-name></span></div>\n  </div>\n  <div class="dz-progress"><span class="dz-upload" data-dz-uploadprogress></span></div>\n  <div class="dz-error-message"><span data-dz-errormessage></span></div>\n  <div class="dz-success-mark">\n    <svg width="54px" height="54px" viewBox="0 0 54 54" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">\n      <title>Check</title>\n      <g stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">\n        <path d="M23.5,31.8431458 L17.5852419,25.9283877 C16.0248253,24.3679711 13.4910294,24.366835 11.9289322,25.9289322 C10.3700136,27.4878508 10.3665912,30.0234455 11.9283877,31.5852419 L20.4147581,40.0716123 C20.5133999,40.1702541 20.6159315,40.2626649 20.7218615,40.3488435 C22.2835669,41.8725651 24.794234,41.8626202 26.3461564,40.3106978 L43.3106978,23.3461564 C44.8771021,21.7797521 44.8758057,19.2483887 43.3137085,17.6862915 C41.7547899,16.1273729 39.2176035,16.1255422 37.6538436,17.6893022 L23.5,31.8431458 Z M27,53 C41.3594035,53 53,41.3594035 53,27 C53,12.6405965 41.3594035,1 27,1 C12.6405965,1 1,12.6405965 1,27 C1,41.3594035 12.6405965,53 27,53 Z" stroke-opacity="0.198794158" stroke="#747474" fill-opacity="0.816519475" fill="#FFFFFF"></path>\n      </g>\n    </svg>\n  </div>\n  <div class="dz-error-mark">\n    <svg width="54px" height="54px" viewBox="0 0 54 54" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">\n      <title>Error</title>\n      <g stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">\n        <g stroke="#747474" stroke-opacity="0.198794158" fill="#FFFFFF" fill-opacity="0.816519475">\n          <path d="M32.6568542,29 L38.3106978,23.3461564 C39.8771021,21.7797521 39.8758057,19.2483887 38.3137085,17.6862915 C36.7547899,16.1273729 34.2176035,16.1255422 32.6538436,17.6893022 L27,23.3431458 L21.3461564,17.6893022 C19.7823965,16.1255422 17.2452101,16.1273729 15.6862915,17.6862915 C14.1241943,19.2483887 14.1228979,21.7797521 15.6893022,23.3461564 L21.3431458,29 L15.6893022,34.6538436 C14.1228979,36.2202479 14.1241943,38.7516113 15.6862915,40.3137085 C17.2452101,41.8726271 19.7823965,41.8744578 21.3461564,40.3106978 L27,34.6568542 L32.6538436,40.3106978 C34.2176035,41.8744578 36.7547899,41.8726271 38.3137085,40.3137085 C39.8758057,38.7516113 39.8771021,36.2202479 38.3106978,34.6538436 L32.6568542,29 Z M27,53 C41.3594035,53 53,41.3594035 53,27 C53,12.6405965 41.3594035,1 27,1 C12.6405965,1 1,12.6405965 1,27 C1,41.3594035 12.6405965,53 27,53 Z"></path>\n        </g>\n      </g>\n    </svg>\n  </div>\n</div>',drop:function(){return this.element.classList.remove("dz-drag-hover")},dragstart:function(){},dragend:function(){return this.element.classList.remove("dz-drag-hover")},dragenter:function(){return this.element.classList.add("dz-drag-hover")},dragover:function(){return this.element.classList.add("dz-drag-hover")},dragleave:function(){return this.element.classList.remove("dz-drag-hover")},paste:function(){},reset:function(){return this.element.classList.remove("dz-started")},addedfile:function(t){var n=this;if(this.element===this.previewsContainer&&this.element.classList.add("dz-started"),this.previewsContainer){t.previewElement=C.createElement(this.options.previewTemplate.trim()),t.previewTemplate=t.previewElement,this.previewsContainer.appendChild(t.previewElement);var e=!0,i=!1,r=void 0;try{for(var o,a=t.previewElement.querySelectorAll("[data-dz-name]")[Symbol.iterator]();!(e=(o=a.next()).done);e=!0){var l=o.value;l.textContent=t.name}}catch(e){i=!0,r=e}finally{try{e||null==a.return||a.return()}finally{if(i)throw r}}var s=!0,u=!1,c=void 0;try{for(var d,p=t.previewElement.querySelectorAll("[data-dz-size]")[Symbol.iterator]();!(s=(d=p.next()).done);s=!0)(l=d.value).innerHTML=this.filesize(t.size)}catch(e){u=!0,c=e}finally{try{s||null==p.return||p.return()}finally{if(u)throw c}}this.options.addRemoveLinks&&(t._removeLink=C.createElement('<a class="dz-remove" href="javascript:undefined;" data-dz-remove>'.concat(this.options.dictRemoveFile,"</a>")),t.previewElement.appendChild(t._removeLink));var h=function(e){return e.preventDefault(),e.stopPropagation(),t.status===C.UPLOADING?C.confirm(n.options.dictCancelUploadConfirmation,function(){return n.removeFile(t)}):n.options.dictRemoveFileConfirmation?C.confirm(n.options.dictRemoveFileConfirmation,function(){return n.removeFile(t)}):n.removeFile(t)},f=!0,v=!1,m=void 0;try{for(var y,g=t.previewElement.querySelectorAll("[data-dz-remove]")[Symbol.iterator]();!(f=(y=g.next()).done);f=!0){y.value.addEventListener("click",h)}}catch(e){v=!0,m=e}finally{try{f||null==g.return||g.return()}finally{if(v)throw m}}}},removedfile:function(e){return null!=e.previewElement&&null!=e.previewElement.parentNode&&e.previewElement.parentNode.removeChild(e.previewElement),this._updateMaxFilesReachedClass()},thumbnail:function(e,t){if(e.previewElement){e.previewElement.classList.remove("dz-file-preview");var n=!0,i=!1,r=void 0;try{for(var o,a=e.previewElement.querySelectorAll("[data-dz-thumbnail]")[Symbol.iterator]();!(n=(o=a.next()).done);n=!0){var l=o.value;l.alt=e.name,l.src=t}}catch(e){i=!0,r=e}finally{try{n||null==a.return||a.return()}finally{if(i)throw r}}return setTimeout(function(){return e.previewElement.classList.add("dz-image-preview")},1)}},error:function(e,t){if(e.previewElement){e.previewElement.classList.add("dz-error"),"String"!=typeof t&&t.error&&(t=t.error);var n=!0,i=!1,r=void 0;try{for(var o,a=e.previewElement.querySelectorAll("[data-dz-errormessage]")[Symbol.iterator]();!(n=(o=a.next()).done);n=!0){o.value.textContent=t}}catch(e){i=!0,r=e}finally{try{n||null==a.return||a.return()}finally{if(i)throw r}}}},errormultiple:function(){},processing:function(e){if(e.previewElement&&(e.previewElement.classList.add("dz-processing"),e._removeLink))return e._removeLink.innerHTML=this.options.dictCancelUpload},processingmultiple:function(){},uploadprogress:function(e,t){if(e.previewElement){var n=!0,i=!1,r=void 0;try{for(var o,a=e.previewElement.querySelectorAll("[data-dz-uploadprogress]")[Symbol.iterator]();!(n=(o=a.next()).done);n=!0){var l=o.value;"PROGRESS"===l.nodeName?l.value=t:l.style.width="".concat(t,"%")}}catch(e){i=!0,r=e}finally{try{n||null==a.return||a.return()}finally{if(i)throw r}}}},totaluploadprogress:function(){},sending:function(){},sendingmultiple:function(){},success:function(e){if(e.previewElement)return e.previewElement.classList.add("dz-success")},successmultiple:function(){},canceled:function(e){return this.emit("error",e,this.options.dictUploadCanceled)},canceledmultiple:function(){},complete:function(e){if(e._removeLink&&(e._removeLink.innerHTML=this.options.dictRemoveFile),e.previewElement)return e.previewElement.classList.add("dz-complete")},completemultiple:function(){},maxfilesexceeded:function(){},maxfilesreached:function(){},queuecomplete:function(){},addedfiles:function(){}},this.prototype._thumbnailQueue=[],this.prototype._processingThumbnail=!1}},{key:"extend",value:function(e){for(var t=arguments.length,n=new Array(1<t?t-1:0),i=1;i<t;i++)n[i-1]=arguments[i];for(var r=0,o=n;r<o.length;r++){var a=o[r];for(var l in a){var s=a[l];e[l]=s}}return e}}]),_createClass(C,[{key:"getAcceptedFiles",value:function(){return this.files.filter(function(e){return e.accepted}).map(function(e){return e})}},{key:"getRejectedFiles",value:function(){return this.files.filter(function(e){return!e.accepted}).map(function(e){return e})}},{key:"getFilesWithStatus",value:function(t){return this.files.filter(function(e){return e.status===t}).map(function(e){return e})}},{key:"getQueuedFiles",value:function(){return this.getFilesWithStatus(C.QUEUED)}},{key:"getUploadingFiles",value:function(){return this.getFilesWithStatus(C.UPLOADING)}},{key:"getAddedFiles",value:function(){return this.getFilesWithStatus(C.ADDED)}},{key:"getActiveFiles",value:function(){return this.files.filter(function(e){return e.status===C.UPLOADING||e.status===C.QUEUED}).map(function(e){return e})}},{key:"init",value:function(){var s=this;if("form"===this.element.tagName&&this.element.setAttribute("enctype","multipart/form-data"),this.element.classList.contains("dropzone")&&!this.element.querySelector(".dz-message")&&this.element.appendChild(C.createElement('<div class="dz-default dz-message"><button class="dz-button" type="button">'.concat(this.options.dictDefaultMessage,"</button></div>"))),this.clickableElements.length){!function l(){return s.hiddenFileInput&&s.hiddenFileInput.parentNode.removeChild(s.hiddenFileInput),s.hiddenFileInput=document.createElement("input"),s.hiddenFileInput.setAttribute("type","file"),(null===s.options.maxFiles||1<s.options.maxFiles)&&s.hiddenFileInput.setAttribute("multiple","multiple"),s.hiddenFileInput.className="dz-hidden-input",null!==s.options.acceptedFiles&&s.hiddenFileInput.setAttribute("accept",s.options.acceptedFiles),null!==s.options.capture&&s.hiddenFileInput.setAttribute("capture",s.options.capture),s.hiddenFileInput.style.visibility="hidden",s.hiddenFileInput.style.position="absolute",s.hiddenFileInput.style.top="0",s.hiddenFileInput.style.left="0",s.hiddenFileInput.style.height="0",s.hiddenFileInput.style.width="0",C.getElement(s.options.hiddenInputContainer,"hiddenInputContainer").appendChild(s.hiddenFileInput),s.hiddenFileInput.addEventListener("change",function(){var e=s.hiddenFileInput.files;if(e.length){var t=!0,n=!1,i=void 0;try{for(var r,o=e[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;s.addFile(a)}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}}return s.emit("addedfiles",e),l()})}()}this.URL=null!==window.URL?window.URL:window.webkitURL;var e=!0,t=!1,n=void 0;try{for(var i,r=this.events[Symbol.iterator]();!(e=(i=r.next()).done);e=!0){var o=i.value;this.on(o,this.options[o])}}catch(e){t=!0,n=e}finally{try{e||null==r.return||r.return()}finally{if(t)throw n}}this.on("uploadprogress",function(){return s.updateTotalUploadProgress()}),this.on("removedfile",function(){return s.updateTotalUploadProgress()}),this.on("canceled",function(e){return s.emit("complete",e)}),this.on("complete",function(e){if(0===s.getAddedFiles().length&&0===s.getUploadingFiles().length&&0===s.getQueuedFiles().length)return setTimeout(function(){return s.emit("queuecomplete")},0)});function a(e){var t;return(t=e).dataTransfer.types&&t.dataTransfer.types.some(function(e){return"Files"==e})&&(e.stopPropagation(),e.preventDefault?e.preventDefault():e.returnValue=!1)}return this.listeners=[{element:this.element,events:{dragstart:function(e){return s.emit("dragstart",e)},dragenter:function(e){return a(e),s.emit("dragenter",e)},dragover:function(e){var t;try{t=e.dataTransfer.effectAllowed}catch(e){}return e.dataTransfer.dropEffect="move"===t||"linkMove"===t?"move":"copy",a(e),s.emit("dragover",e)},dragleave:function(e){return s.emit("dragleave",e)},drop:function(e){return a(e),s.drop(e)},dragend:function(e){return s.emit("dragend",e)}}}],this.clickableElements.forEach(function(t){return s.listeners.push({element:t,events:{click:function(e){return t===s.element&&e.target!==s.element&&!C.elementInside(e.target,s.element.querySelector(".dz-message"))||s.hiddenFileInput.click(),!0}}})}),this.enable(),this.options.init.call(this)}},{key:"destroy",value:function(){return this.disable(),this.removeAllFiles(!0),null!=this.hiddenFileInput&&this.hiddenFileInput.parentNode&&(this.hiddenFileInput.parentNode.removeChild(this.hiddenFileInput),this.hiddenFileInput=null),delete this.element.dropzone,C.instances.splice(C.instances.indexOf(this),1)}},{key:"updateTotalUploadProgress",value:function(){var e,t=0,n=0;if(this.getActiveFiles().length){var i=!0,r=!1,o=void 0;try{for(var a,l=this.getActiveFiles()[Symbol.iterator]();!(i=(a=l.next()).done);i=!0){var s=a.value;t+=s.upload.bytesSent,n+=s.upload.total}}catch(e){r=!0,o=e}finally{try{i||null==l.return||l.return()}finally{if(r)throw o}}e=100*t/n}else e=100;return this.emit("totaluploadprogress",e,n,t)}},{key:"_getParamName",value:function(e){return"function"==typeof this.options.paramName?this.options.paramName(e):"".concat(this.options.paramName).concat(this.options.uploadMultiple?"[".concat(e,"]"):"")}},{key:"_renameFile",value:function(e){return"function"!=typeof this.options.renameFile?e.name:this.options.renameFile(e)}},{key:"getFallbackForm",value:function(){var e,t;if(e=this.getExistingFallback())return e;var n='<div class="dz-fallback">';this.options.dictFallbackText&&(n+="<p>".concat(this.options.dictFallbackText,"</p>")),n+='<input type="file" name="'.concat(this._getParamName(0),'" ').concat(this.options.uploadMultiple?'multiple="multiple"':void 0,' /><input type="submit" value="Upload!"></div>');var i=C.createElement(n);return"FORM"!==this.element.tagName?(t=C.createElement('<form action="'.concat(this.options.url,'" enctype="multipart/form-data" method="').concat(this.options.method,'"></form>'))).appendChild(i):(this.element.setAttribute("enctype","multipart/form-data"),this.element.setAttribute("method",this.options.method)),null!=t?t:i}},{key:"getExistingFallback",value:function(){for(var e=function(e){var t=!0,n=!1,i=void 0;try{for(var r,o=e[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;if(/(^| )fallback($| )/.test(a.className))return a}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}},t=0,n=["div","form"];t<n.length;t++){var i,r=n[t];if(i=e(this.element.getElementsByTagName(r)))return i}}},{key:"setupEventListeners",value:function(){return this.listeners.map(function(i){return function(){var e=[];for(var t in i.events){var n=i.events[t];e.push(i.element.addEventListener(t,n,!1))}return e}()})}},{key:"removeEventListeners",value:function(){return this.listeners.map(function(i){return function(){var e=[];for(var t in i.events){var n=i.events[t];e.push(i.element.removeEventListener(t,n,!1))}return e}()})}},{key:"disable",value:function(){var t=this;return this.clickableElements.forEach(function(e){return e.classList.remove("dz-clickable")}),this.removeEventListeners(),this.disabled=!0,this.files.map(function(e){return t.cancelUpload(e)})}},{key:"enable",value:function(){return delete this.disabled,this.clickableElements.forEach(function(e){return e.classList.add("dz-clickable")}),this.setupEventListeners()}},{key:"filesize",value:function(e){var t=0,n="b";if(0<e){for(var i=["tb","gb","mb","kb","b"],r=0;r<i.length;r++){var o=i[r];if(Math.pow(this.options.filesizeBase,4-r)/10<=e){t=e/Math.pow(this.options.filesizeBase,4-r),n=o;break}}t=Math.round(10*t)/10}return"<strong>".concat(t,"</strong> ").concat(this.options.dictFileSizeUnits[n])}},{key:"_updateMaxFilesReachedClass",value:function(){return null!=this.options.maxFiles&&this.getAcceptedFiles().length>=this.options.maxFiles?(this.getAcceptedFiles().length===this.options.maxFiles&&this.emit("maxfilesreached",this.files),this.element.classList.add("dz-max-files-reached")):this.element.classList.remove("dz-max-files-reached")}},{key:"drop",value:function(e){if(e.dataTransfer){this.emit("drop",e);for(var t=[],n=0;n<e.dataTransfer.files.length;n++)t[n]=e.dataTransfer.files[n];if(t.length){var i=e.dataTransfer.items;i&&i.length&&null!=i[0].webkitGetAsEntry?this._addFilesFromItems(i):this.handleFiles(t)}this.emit("addedfiles",t)}}},{key:"paste",value:function(e){if(null!=__guard__(null!=e?e.clipboardData:void 0,function(e){return e.items})){this.emit("paste",e);var t=e.clipboardData.items;return t.length?this._addFilesFromItems(t):void 0}}},{key:"handleFiles",value:function(e){var t=!0,n=!1,i=void 0;try{for(var r,o=e[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;this.addFile(a)}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}}},{key:"_addFilesFromItems",value:function(s){var u=this;return function(){var e=[],t=!0,n=!1,i=void 0;try{for(var r,o=s[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a,l=r.value;null!=l.webkitGetAsEntry&&(a=l.webkitGetAsEntry())?a.isFile?e.push(u.addFile(l.getAsFile())):a.isDirectory?e.push(u._addFilesFromDirectory(a,a.name)):e.push(void 0):null!=l.getAsFile&&(null==l.kind||"file"===l.kind)?e.push(u.addFile(l.getAsFile())):e.push(void 0)}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}return e}()}},{key:"_addFilesFromDirectory",value:function(e,s){function t(t){return __guardMethod__(console,"log",function(e){return e.log(t)})}var u=this,n=e.createReader();return function l(){return n.readEntries(function(e){if(0<e.length){var t=!0,n=!1,i=void 0;try{for(var r,o=e[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;a.isFile?a.file(function(e){if(!u.options.ignoreHiddenFiles||"."!==e.name.substring(0,1))return e.fullPath="".concat(s,"/").concat(e.name),u.addFile(e)}):a.isDirectory&&u._addFilesFromDirectory(a,"".concat(s,"/").concat(a.name))}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}l()}return null},t)}()}},{key:"accept",value:function(e,t){this.options.maxFilesize&&e.size>1024*this.options.maxFilesize*1024?t(this.options.dictFileTooBig.replace("{{filesize}}",Math.round(e.size/1024/10.24)/100).replace("{{maxFilesize}}",this.options.maxFilesize)):C.isValidFile(e,this.options.acceptedFiles)?null!=this.options.maxFiles&&this.getAcceptedFiles().length>=this.options.maxFiles?(t(this.options.dictMaxFilesExceeded.replace("{{maxFiles}}",this.options.maxFiles)),this.emit("maxfilesexceeded",e)):this.options.accept.call(this,e,t):t(this.options.dictInvalidFileType)}},{key:"addFile",value:function(t){var n=this;t.upload={uuid:C.uuidv4(),progress:0,total:t.size,bytesSent:0,filename:this._renameFile(t)},this.files.push(t),t.status=C.ADDED,this.emit("addedfile",t),this._enqueueThumbnail(t),this.accept(t,function(e){e?(t.accepted=!1,n._errorProcessing([t],e)):(t.accepted=!0,n.options.autoQueue&&n.enqueueFile(t)),n._updateMaxFilesReachedClass()})}},{key:"enqueueFiles",value:function(e){var t=!0,n=!1,i=void 0;try{for(var r,o=e[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;this.enqueueFile(a)}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}return null}},{key:"enqueueFile",value:function(e){var t=this;if(e.status!==C.ADDED||!0!==e.accepted)throw new Error("This file can't be queued because it has already been processed or was rejected.");if(e.status=C.QUEUED,this.options.autoProcessQueue)return setTimeout(function(){return t.processQueue()},0)}},{key:"_enqueueThumbnail",value:function(e){var t=this;if(this.options.createImageThumbnails&&e.type.match(/image.*/)&&e.size<=1024*this.options.maxThumbnailFilesize*1024)return this._thumbnailQueue.push(e),setTimeout(function(){return t._processThumbnailQueue()},0)}},{key:"_processThumbnailQueue",value:function(){var t=this;if(!this._processingThumbnail&&0!==this._thumbnailQueue.length){this._processingThumbnail=!0;var n=this._thumbnailQueue.shift();return this.createThumbnail(n,this.options.thumbnailWidth,this.options.thumbnailHeight,this.options.thumbnailMethod,!0,function(e){return t.emit("thumbnail",n,e),t._processingThumbnail=!1,t._processThumbnailQueue()})}}},{key:"removeFile",value:function(e){if(e.status===C.UPLOADING&&this.cancelUpload(e),this.files=without(this.files,e),this.emit("removedfile",e),0===this.files.length)return this.emit("reset")}},{key:"removeAllFiles",value:function(e){null==e&&(e=!1);var t=!0,n=!1,i=void 0;try{for(var r,o=this.files.slice()[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;a.status===C.UPLOADING&&!e||this.removeFile(a)}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}return null}},{key:"resizeImage",value:function(r,e,t,n,o){var a=this;return this.createThumbnail(r,e,t,n,!0,function(e,t){if(null==t)return o(r);var n=a.options.resizeMimeType;null==n&&(n=r.type);var i=t.toDataURL(n,a.options.resizeQuality);return"image/jpeg"!==n&&"image/jpg"!==n||(i=ExifRestore.restore(r.dataURL,i)),o(C.dataURItoBlob(i))})}},{key:"createThumbnail",value:function(e,t,n,i,r,o){var a=this,l=new FileReader;l.onload=function(){e.dataURL=l.result,"image/svg+xml"!==e.type?a.createThumbnailFromUrl(e,t,n,i,r,o):null!=o&&o(l.result)},l.readAsDataURL(e)}},{key:"displayExistingFile",value:function(t,e,n,i,r){var o=this,a=!(4<arguments.length&&void 0!==r)||r;if(this.emit("addedfile",t),this.emit("complete",t),a){t.dataURL=e,this.createThumbnailFromUrl(t,this.options.thumbnailWidth,this.options.thumbnailHeight,this.options.resizeMethod,this.options.fixOrientation,function(e){o.emit("thumbnail",t,e),n&&n()},i)}else this.emit("thumbnail",t,e),n&&n()}},{key:"createThumbnailFromUrl",value:function(o,a,l,s,t,u,e){var c=this,d=document.createElement("img");return e&&(d.crossOrigin=e),d.onload=function(){var e=function(e){return e(1)};return"undefined"!=typeof EXIF&&null!==EXIF&&t&&(e=function(e){return EXIF.getData(d,function(){return e(EXIF.getTag(this,"Orientation"))})}),e(function(e){o.width=d.width,o.height=d.height;var t=c.options.resize.call(c,o,a,l,s),n=document.createElement("canvas"),i=n.getContext("2d");switch(n.width=t.trgWidth,n.height=t.trgHeight,4<e&&(n.width=t.trgHeight,n.height=t.trgWidth),e){case 2:i.translate(n.width,0),i.scale(-1,1);break;case 3:i.translate(n.width,n.height),i.rotate(Math.PI);break;case 4:i.translate(0,n.height),i.scale(1,-1);break;case 5:i.rotate(.5*Math.PI),i.scale(1,-1);break;case 6:i.rotate(.5*Math.PI),i.translate(0,-n.width);break;case 7:i.rotate(.5*Math.PI),i.translate(n.height,-n.width),i.scale(-1,1);break;case 8:i.rotate(-.5*Math.PI),i.translate(-n.height,0)}drawImageIOSFix(i,d,null!=t.srcX?t.srcX:0,null!=t.srcY?t.srcY:0,t.srcWidth,t.srcHeight,null!=t.trgX?t.trgX:0,null!=t.trgY?t.trgY:0,t.trgWidth,t.trgHeight);var r=n.toDataURL("image/png");if(null!=u)return u(r,n)})},null!=u&&(d.onerror=u),d.src=o.dataURL}},{key:"processQueue",value:function(){var e=this.options.parallelUploads,t=this.getUploadingFiles().length,n=t;if(!(e<=t)){var i=this.getQueuedFiles();if(0<i.length){if(this.options.uploadMultiple)return this.processFiles(i.slice(0,e-t));for(;n<e;){if(!i.length)return;this.processFile(i.shift()),n++}}}}},{key:"processFile",value:function(e){return this.processFiles([e])}},{key:"processFiles",value:function(e){var t=!0,n=!1,i=void 0;try{for(var r,o=e[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value;a.processing=!0,a.status=C.UPLOADING,this.emit("processing",a)}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}return this.options.uploadMultiple&&this.emit("processingmultiple",e),this.uploadFiles(e)}},{key:"_getFilesWithXhr",value:function(t){return this.files.filter(function(e){return e.xhr===t}).map(function(e){return e})}},{key:"cancelUpload",value:function(e){if(e.status===C.UPLOADING){var t=this._getFilesWithXhr(e.xhr),n=!0,i=!1,r=void 0;try{for(var o,a=t[Symbol.iterator]();!(n=(o=a.next()).done);n=!0){o.value.status=C.CANCELED}}catch(e){i=!0,r=e}finally{try{n||null==a.return||a.return()}finally{if(i)throw r}}void 0!==e.xhr&&e.xhr.abort();var l=!0,s=!1,u=void 0;try{for(var c,d=t[Symbol.iterator]();!(l=(c=d.next()).done);l=!0){var p=c.value;this.emit("canceled",p)}}catch(e){s=!0,u=e}finally{try{l||null==d.return||d.return()}finally{if(s)throw u}}this.options.uploadMultiple&&this.emit("canceledmultiple",t)}else e.status!==C.ADDED&&e.status!==C.QUEUED||(e.status=C.CANCELED,this.emit("canceled",e),this.options.uploadMultiple&&this.emit("canceledmultiple",[e]));if(this.options.autoProcessQueue)return this.processQueue()}},{key:"resolveOption",value:function(e){if("function"!=typeof e)return e;for(var t=arguments.length,n=new Array(1<t?t-1:0),i=1;i<t;i++)n[i-1]=arguments[i];return e.apply(this,n)}},{key:"uploadFile",value:function(e){return this.uploadFiles([e])}},{key:"uploadFiles",value:function(s){var u=this;this._transformFiles(s,function(e){if(u.options.chunking){var t=e[0];s[0].upload.chunked=u.options.chunking&&(u.options.forceChunking||t.size>u.options.chunkSize),s[0].upload.totalChunkCount=Math.ceil(t.size/u.options.chunkSize)}if(s[0].upload.chunked){var r=s[0],o=e[0];r.upload.chunks=[];var i=function(){for(var e=0;void 0!==r.upload.chunks[e];)e++;if(!(e>=r.upload.totalChunkCount)){0;var t=e*u.options.chunkSize,n=Math.min(t+u.options.chunkSize,r.size),i={name:u._getParamName(0),data:o.webkitSlice?o.webkitSlice(t,n):o.slice(t,n),filename:r.upload.filename,chunkIndex:e};r.upload.chunks[e]={file:r,index:e,dataBlock:i,status:C.UPLOADING,progress:0,retries:0},u._uploadData(s,[i])}};if(r.upload.finishedChunkUpload=function(e){var t=!0;e.status=C.SUCCESS,e.dataBlock=null,e.xhr=null;for(var n=0;n<r.upload.totalChunkCount;n++){if(void 0===r.upload.chunks[n])return i();r.upload.chunks[n].status!==C.SUCCESS&&(t=!1)}t&&u.options.chunksUploaded(r,function(){u._finished(s,"",null)})},u.options.parallelChunkUploads)for(var n=0;n<r.upload.totalChunkCount;n++)i();else i()}else{for(var a=[],l=0;l<s.length;l++)a[l]={name:u._getParamName(l),data:e[l],filename:s[l].upload.filename};u._uploadData(s,a)}})}},{key:"_getChunk",value:function(e,t){for(var n=0;n<e.upload.totalChunkCount;n++)if(void 0!==e.upload.chunks[n]&&e.upload.chunks[n].xhr===t)return e.upload.chunks[n]}},{key:"_uploadData",value:function(t,e){var n=this,i=new XMLHttpRequest,r=!0,o=!1,a=void 0;try{for(var l,s=t[Symbol.iterator]();!(r=(l=s.next()).done);r=!0){l.value.xhr=i}}catch(e){o=!0,a=e}finally{try{r||null==s.return||s.return()}finally{if(o)throw a}}t[0].upload.chunked&&(t[0].upload.chunks[e[0].chunkIndex].xhr=i);var u=this.resolveOption(this.options.method,t),c=this.resolveOption(this.options.url,t);i.open(u,c,!0),i.timeout=this.resolveOption(this.options.timeout,t),i.withCredentials=!!this.options.withCredentials,i.onload=function(e){n._finishedUploading(t,i,e)},i.ontimeout=function(){n._handleUploadError(t,i,"Request timedout after ".concat(n.options.timeout," seconds"))},i.onerror=function(){n._handleUploadError(t,i)},(null!=i.upload?i.upload:i).onprogress=function(e){return n._updateFilesUploadProgress(t,i,e)};var d={Accept:"application/json","Cache-Control":"no-cache","X-Requested-With":"XMLHttpRequest"};for(var p in this.options.headers&&C.extend(d,this.options.headers),d){var h=d[p];h&&i.setRequestHeader(p,h)}var f=new FormData;if(this.options.params){var v=this.options.params;for(var m in"function"==typeof v&&(v=v.call(this,t,i,t[0].upload.chunked?this._getChunk(t[0],i):null)),v){var y=v[m];f.append(m,y)}}var g=!0,b=!1,k=void 0;try{for(var w,F=t[Symbol.iterator]();!(g=(w=F.next()).done);g=!0){var z=w.value;this.emit("sending",z,i,f)}}catch(e){b=!0,k=e}finally{try{g||null==F.return||F.return()}finally{if(b)throw k}}this.options.uploadMultiple&&this.emit("sendingmultiple",t,i,f),this._addFormElementData(f);for(var x=0;x<e.length;x++){var E=e[x];f.append(E.name,E.data,E.filename)}this.submitRequest(i,f,t)}},{key:"_transformFiles",value:function(n,i){for(var e=this,r=[],o=0,t=function(t){e.options.transformFile.call(e,n[t],function(e){r[t]=e,++o===n.length&&i(r)})},a=0;a<n.length;a++)t(a)}},{key:"_addFormElementData",value:function(e){if("FORM"===this.element.tagName){var t=!0,n=!1,i=void 0;try{for(var r,o=this.element.querySelectorAll("input, textarea, select, button")[Symbol.iterator]();!(t=(r=o.next()).done);t=!0){var a=r.value,l=a.getAttribute("name"),s=a.getAttribute("type");if(s=s&&s.toLowerCase(),null!=l)if("SELECT"===a.tagName&&a.hasAttribute("multiple")){var u=!0,c=!1,d=void 0;try{for(var p,h=a.options[Symbol.iterator]();!(u=(p=h.next()).done);u=!0){var f=p.value;f.selected&&e.append(l,f.value)}}catch(e){c=!0,d=e}finally{try{u||null==h.return||h.return()}finally{if(c)throw d}}}else(!s||"checkbox"!==s&&"radio"!==s||a.checked)&&e.append(l,a.value)}}catch(e){n=!0,i=e}finally{try{t||null==o.return||o.return()}finally{if(n)throw i}}}}},{key:"_updateFilesUploadProgress",value:function(e,t,n){var i;if(void 0!==n){if(i=100*n.loaded/n.total,e[0].upload.chunked){var r=e[0],o=this._getChunk(r,t);o.progress=i,o.total=n.total,o.bytesSent=n.loaded;r.upload.progress=0,r.upload.total=0;for(var a=r.upload.bytesSent=0;a<r.upload.totalChunkCount;a++)void 0!==r.upload.chunks[a]&&void 0!==r.upload.chunks[a].progress&&(r.upload.progress+=r.upload.chunks[a].progress,r.upload.total+=r.upload.chunks[a].total,r.upload.bytesSent+=r.upload.chunks[a].bytesSent);r.upload.progress=r.upload.progress/r.upload.totalChunkCount}else{var l=!0,s=!1,u=void 0;try{for(var c,d=e[Symbol.iterator]();!(l=(c=d.next()).done);l=!0){var p=c.value;p.upload.progress=i,p.upload.total=n.total,p.upload.bytesSent=n.loaded}}catch(e){s=!0,u=e}finally{try{l||null==d.return||d.return()}finally{if(s)throw u}}}var h=!0,f=!1,v=void 0;try{for(var m,y=e[Symbol.iterator]();!(h=(m=y.next()).done);h=!0){var g=m.value;this.emit("uploadprogress",g,g.upload.progress,g.upload.bytesSent)}}catch(e){f=!0,v=e}finally{try{h||null==y.return||y.return()}finally{if(f)throw v}}}else{var b=!0,k=!0,w=!(i=100),F=void 0;try{for(var z,x=e[Symbol.iterator]();!(k=(z=x.next()).done);k=!0){var E=z.value;100===E.upload.progress&&E.upload.bytesSent===E.upload.total||(b=!1),E.upload.progress=i,E.upload.bytesSent=E.upload.total}}catch(e){w=!0,F=e}finally{try{k||null==x.return||x.return()}finally{if(w)throw F}}if(b)return;var C=!0,_=!1,S=void 0;try{for(var D,T=e[Symbol.iterator]();!(C=(D=T.next()).done);C=!0){var L=D.value;this.emit("uploadprogress",L,i,L.upload.bytesSent)}}catch(e){_=!0,S=e}finally{try{C||null==T.return||T.return()}finally{if(_)throw S}}}}},{key:"_finishedUploading",value:function(e,t,n){var i;if(e[0].status!==C.CANCELED&&4===t.readyState){if("arraybuffer"!==t.responseType&&"blob"!==t.responseType&&(i=t.responseText,t.getResponseHeader("content-type")&&~t.getResponseHeader("content-type").indexOf("application/json")))try{i=JSON.parse(i)}catch(e){n=e,i="Invalid JSON response from server."}this._updateFilesUploadProgress(e),200<=t.status&&t.status<300?e[0].upload.chunked?e[0].upload.finishedChunkUpload(this._getChunk(e[0],t)):this._finished(e,i,n):this._handleUploadError(e,t,i)}}},{key:"_handleUploadError",value:function(e,t,n){if(e[0].status!==C.CANCELED){if(e[0].upload.chunked&&this.options.retryChunks){var i=this._getChunk(e[0],t);if(i.retries++<this.options.retryChunksLimit)return void this._uploadData(e,[i.dataBlock]);console.warn("Retried this chunk too often. 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