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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=[],i=0;i<e.dataTransfer.files.length;i++)t[i]=e.dataTransfer.files[i];if(t.length){var n=e.dataTransfer.items;n&&n.length&&null!=n[0].webkitGetAsEntry?this._addFilesFromItems(n):this.handleFiles(t)}this.emit("addedfiles",t)}}},{key:"paste",value:function(e){if(null!=(t=null!=e?e.clipboardData:void 0,i=function(e){return e.items},null!=t?i(t):void 0)){var t,i;this.emit("paste",e);var n=e.clipboardData.items;return n.length?this._addFilesFromItems(n):void 0}}},{key:"handleFiles",value:function(e){var t=!0,i=!1,n=void 0;try{for(var r,a=e[Symbol.iterator]();!(t=(r=a.next()).done);t=!0){var o=r.value;this.addFile(o)}}catch(e){i=!0,n=e}finally{try{t||null==a.return||a.return()}finally{if(i)throw n}}}},{key:"_addFilesFromItems",value:function(e){var t=this;return function(){var i=[],n=!0,r=!1,a=void 0;try{for(var o,l=e[Symbol.iterator]();!(n=(o=l.next()).done);n=!0){var s,u=o.value;null!=u.webkitGetAsEntry&&(s=u.webkitGetAsEntry())?s.isFile?i.push(t.addFile(u.getAsFile())):s.isDirectory?i.push(t._addFilesFromDirectory(s,s.name)):i.push(void 0):null!=u.getAsFile&&(null==u.kind||"file"===u.kind)?i.push(t.addFile(u.getAsFile())):i.push(void 0)}}catch(e){r=!0,a=e}finally{try{n||null==l.return||l.return()}finally{if(r)throw a}}return i}()}},{key:"_addFilesFromDirectory",value:function(e,t){var i=this,n=e.createReader(),r=function(e){return t=console,i="log",n=function(t){return t.log(e)},null!=t&&"function"==typeof t[i]?n(t,i):void 0;var t,i,n},a=function(){var e=i;return n.readEntries((function(i){if(i.length>0){var n=!0,r=!1,o=void 0;try{for(var l,s=i[Symbol.iterator]();!(n=(l=s.next()).done);n=!0){var u=l.value,c=e;u.isFile?u.file((function(e){if(!c.options.ignoreHiddenFiles||"."!==e.name.substring(0,1))return e.fullPath="".concat(t,"/").concat(e.name),c.addFile(e)})):u.isDirectory&&e._addFilesFromDirectory(u,"".concat(t,"/").concat(u.name))}}catch(e){r=!0,o=e}finally{try{n||null==s.return||s.return()}finally{if(r)throw o}}a()}return null}),r)};return a()}},{key:"accept",value:function(e,t){this.options.maxFilesize&&e.size>1048576*this.options.maxFilesize?t(this.options.dictFileTooBig.replace("{{filesize}}",Math.round(e.size/1024/10.24)/100).replace("{{maxFilesize}}",this.options.maxFilesize)):o.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(e){var t=this;e.upload={uuid:o.uuidv4(),progress:0,total:e.size,bytesSent:0,filename:this._renameFile(e)},this.files.push(e),e.status=o.ADDED,this.emit("addedfile",e),this._enqueueThumbnail(e),this.accept(e,(function(i){i?(e.accepted=!1,t._errorProcessing([e],i)):(e.accepted=!0,t.options.autoQueue&&t.enqueueFile(e)),t._updateMaxFilesReachedClass()}))}},{key:"enqueueFiles",value:function(e){var t=!0,i=!1,n=void 0;try{for(var r,a=e[Symbol.iterator]();!(t=(r=a.next()).done);t=!0){var o=r.value;this.enqueueFile(o)}}catch(e){i=!0,n=e}finally{try{t||null==a.return||a.return()}finally{if(i)throw n}}return null}},{key:"enqueueFile",value:function(e){if(e.status!==o.ADDED||!0!==e.accepted)throw new Error("This file can't be queued because it has already been processed or was rejected.");var t=this;if(e.status=o.QUEUED,this.options.autoProcessQueue)return setTimeout((function(){return t.processQueue()}),0)}},{key:"_enqueueThumbnail",value:function(e){if(this.options.createImageThumbnails&&e.type.match(/image.*/)&&e.size<=1048576*this.options.maxThumbnailFilesize){var t=this;return this._thumbnailQueue.push(e),setTimeout((function(){return t._processThumbnailQueue()}),0)}}},{key:"_processThumbnailQueue",value:function(){var e=this;if(!this._processingThumbnail&&0!==this._thumbnailQueue.length){this._processingThumbnail=!0;var t=this._thumbnailQueue.shift();return this.createThumbnail(t,this.options.thumbnailWidth,this.options.thumbnailHeight,this.options.thumbnailMethod,!0,(function(i){return e.emit("thumbnail",t,i),e._processingThumbnail=!1,e._processThumbnailQueue()}))}}},{key:"removeFile",value:function(e){if(e.status===o.UPLOADING&&this.cancelUpload(e),this.files=m(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,i=!1,n=void 0;try{for(var r,a=this.files.slice()[Symbol.iterator]();!(t=(r=a.next()).done);t=!0){var l=r.value;(l.status!==o.UPLOADING||e)&&this.removeFile(l)}}catch(e){i=!0,n=e}finally{try{t||null==a.return||a.return()}finally{if(i)throw n}}return null}},{key:"resizeImage",value:function(e,t,i,n,r){var a=this;return this.createThumbnail(e,t,i,n,!0,(function(t,i){if(null==i)return r(e);var n=a.options.resizeMimeType;null==n&&(n=e.type);var l=i.toDataURL(n,a.options.resizeQuality);return"image/jpeg"!==n&&"image/jpg"!==n||(l=g.restore(e.dataURL,l)),r(o.dataURItoBlob(l))}))}},{key:"createThumbnail",value:function(e,t,i,n,r,a){var o=this,l=new FileReader;l.onload=function(){e.dataURL=l.result,"image/svg+xml"!==e.type?o.createThumbnailFromUrl(e,t,i,n,r,a):null!=a&&a(l.result)},l.readAsDataURL(e)}},{key:"displayExistingFile",value:function(e,t,i,n,r){var a=void 0===r||r;if(this.emit("addedfile",e),this.emit("complete",e),a){var o=this;e.dataURL=t,this.createThumbnailFromUrl(e,this.options.thumbnailWidth,this.options.thumbnailHeight,this.options.thumbnailMethod,this.options.fixOrientation,(function(t){o.emit("thumbnail",e,t),i&&i()}),n)}else this.emit("thumbnail",e,t),i&&i()}},{key:"createThumbnailFromUrl",value:function(e,t,i,n,r,a,o){var l=this,s=document.createElement("img");return o&&(s.crossOrigin=o),r="from-image"!=getComputedStyle(document.body).imageOrientation&&r,s.onload=function(){var o=l,u=function(e){return e(1)};return"undefined"!=typeof EXIF&&null!==EXIF&&r&&(u=function(e){return EXIF.getData(s,(function(){return e(EXIF.getTag(this,"Orientation"))}))}),u((function(r){e.width=s.width,e.height=s.height;var l=o.options.resize.call(o,e,t,i,n),u=document.createElement("canvas"),c=u.getContext("2d");switch(u.width=l.trgWidth,u.height=l.trgHeight,r>4&&(u.width=l.trgHeight,u.height=l.trgWidth),r){case 2:c.translate(u.width,0),c.scale(-1,1);break;case 3:c.translate(u.width,u.height),c.rotate(Math.PI);break;case 4:c.translate(0,u.height),c.scale(1,-1);break;case 5:c.rotate(.5*Math.PI),c.scale(1,-1);break;case 6:c.rotate(.5*Math.PI),c.translate(0,-u.width);break;case 7:c.rotate(.5*Math.PI),c.translate(u.height,-u.width),c.scale(-1,1);break;case 8:c.rotate(-.5*Math.PI),c.translate(-u.height,0)}y(c,s,null!=l.srcX?l.srcX:0,null!=l.srcY?l.srcY:0,l.srcWidth,l.srcHeight,null!=l.trgX?l.trgX:0,null!=l.trgY?l.trgY:0,l.trgWidth,l.trgHeight);var d=u.toDataURL("image/png");if(null!=a)return a(d,u)}))},null!=a&&(s.onerror=a),s.src=e.dataURL}},{key:"processQueue",value:function(){var e=this.options.parallelUploads,t=this.getUploadingFiles().length,i=t;if(!(t>=e)){var n=this.getQueuedFiles();if(n.length>0){if(this.options.uploadMultiple)return this.processFiles(n.slice(0,e-t));for(;i<e;){if(!n.length)return;this.processFile(n.shift()),i++}}}}},{key:"processFile",value:function(e){return this.processFiles([e])}},{key:"processFiles",value:function(e){var t=!0,i=!1,n=void 0;try{for(var r,a=e[Symbol.iterator]();!(t=(r=a.next()).done);t=!0){var l=r.value;l.processing=!0,l.status=o.UPLOADING,this.emit("processing",l)}}catch(e){i=!0,n=e}finally{try{t||null==a.return||a.return()}finally{if(i)throw n}}return this.options.uploadMultiple&&this.emit("processingmultiple",e),this.uploadFiles(e)}},{key:"_getFilesWithXhr",value:function(e){return this.files.filter((function(t){return t.xhr===e})).map((function(e){return e}))}},{key:"cancelUpload",value:function(e){if(e.status===o.UPLOADING){var t=this._getFilesWithXhr(e.xhr),i=!0,n=!1,r=void 0;try{for(var a,l=t[Symbol.iterator]();!(i=(a=l.next()).done);i=!0){(p=a.value).status=o.CANCELED}}catch(e){n=!0,r=e}finally{try{i||null==l.return||l.return()}finally{if(n)throw r}}void 0!==e.xhr&&e.xhr.abort();var s=!0,u=!1,c=void 0;try{for(var d,h=t[Symbol.iterator]();!(s=(d=h.next()).done);s=!0){var p=d.value;this.emit("canceled",p)}}catch(e){u=!0,c=e}finally{try{s||null==h.return||h.return()}finally{if(u)throw c}}this.options.uploadMultiple&&this.emit("canceledmultiple",t)}else e.status!==o.ADDED&&e.status!==o.QUEUED||(e.status=o.CANCELED,this.emit("canceled",e),this.options.uploadMultiple&&this.emit("canceledmultiple",[e]));if(this.options.autoProcessQueue)return this.processQueue()}},{key:"resolveOption",value:function(e){for(var t=arguments.length,i=new Array(t>1?t-1:0),n=1;n<t;n++)i[n-1]=arguments[n];return"function"==typeof e?e.apply(this,i):e}},{key:"uploadFile",value:function(e){return this.uploadFiles([e])}},{key:"uploadFiles",value:function(e){var t=this;this._transformFiles(e,(function(i){if(t.options.chunking){var n=i[0];e[0].upload.chunked=t.options.chunking&&(t.options.forceChunking||n.size>t.options.chunkSize),e[0].upload.totalChunkCount=Math.ceil(n.size/t.options.chunkSize)}if(e[0].upload.chunked){var r=t,a=t,l=e[0];n=i[0];l.upload.chunks=[];var s=function(){for(var t=0;void 0!==l.upload.chunks[t];)t++;if(!(t>=l.upload.totalChunkCount)){0;var i=t*r.options.chunkSize,a=Math.min(i+r.options.chunkSize,n.size),s={name:r._getParamName(0),data:n.webkitSlice?n.webkitSlice(i,a):n.slice(i,a),filename:l.upload.filename,chunkIndex:t};l.upload.chunks[t]={file:l,index:t,dataBlock:s,status:o.UPLOADING,progress:0,retries:0},r._uploadData(e,[s])}};if(l.upload.finishedChunkUpload=function(t,i){var n=a,r=!0;t.status=o.SUCCESS,t.dataBlock=null,t.xhr=null;for(var u=0;u<l.upload.totalChunkCount;u++){if(void 0===l.upload.chunks[u])return s();l.upload.chunks[u].status!==o.SUCCESS&&(r=!1)}r&&a.options.chunksUploaded(l,(function(){n._finished(e,i,null)}))},t.options.parallelChunkUploads)for(var u=0;u<l.upload.totalChunkCount;u++)s();else s()}else{var c=[];for(u=0;u<e.length;u++)c[u]={name:t._getParamName(u),data:i[u],filename:e[u].upload.filename};t._uploadData(e,c)}}))}},{key:"_getChunk",value:function(e,t){for(var i=0;i<e.upload.totalChunkCount;i++)if(void 0!==e.upload.chunks[i]&&e.upload.chunks[i].xhr===t)return e.upload.chunks[i]}},{key:"_uploadData",value:function(t,i){var n=this,r=this,a=this,o=this,l=new XMLHttpRequest,s=!0,c=!1,d=void 0;try{for(var h,p=t[Symbol.iterator]();!(s=(h=p.next()).done);s=!0){(_=h.value).xhr=l}}catch(e){c=!0,d=e}finally{try{s||null==p.return||p.return()}finally{if(c)throw d}}t[0].upload.chunked&&(t[0].upload.chunks[i[0].chunkIndex].xhr=l);var f=this.resolveOption(this.options.method,t),m=this.resolveOption(this.options.url,t);l.open(f,m,!0),this.resolveOption(this.options.timeout,t)&&(l.timeout=this.resolveOption(this.options.timeout,t)),l.withCredentials=!!this.options.withCredentials,l.onload=function(e){n._finishedUploading(t,l,e)},l.ontimeout=function(){r._handleUploadError(t,l,"Request timedout after ".concat(r.options.timeout/1e3," seconds"))},l.onerror=function(){a._handleUploadError(t,l)},(null!=l.upload?l.upload:l).onprogress=function(e){return o._updateFilesUploadProgress(t,l,e)};var v={Accept:"application/json","Cache-Control":"no-cache","X-Requested-With":"XMLHttpRequest"};for(var y in this.options.headers&&e(u)(v,this.options.headers),v){var g=v[y];g&&l.setRequestHeader(y,g)}var b=new FormData;if(this.options.params){var k=this.options.params;for(var w in"function"==typeof k&&(k=k.call(this,t,l,t[0].upload.chunked?this._getChunk(t[0],l):null)),k){var F=k[w];if(Array.isArray(F))for(var E=0;E<F.length;E++)b.append(w,F[E]);else b.append(w,F)}}var x=!0,z=!1,C=void 0;try{for(var S,A=t[Symbol.iterator]();!(x=(S=A.next()).done);x=!0){var _=S.value;this.emit("sending",_,l,b)}}catch(e){z=!0,C=e}finally{try{x||null==A.return||A.return()}finally{if(z)throw C}}this.options.uploadMultiple&&this.emit("sendingmultiple",t,l,b),this._addFormElementData(b);for(E=0;E<i.length;E++){var T=i[E];b.append(T.name,T.data,T.filename)}this.submitRequest(l,b,t)}},{key:"_transformFiles",value:function(e,t){for(var i=this,n=function(n){i.options.transformFile.call(i,e[n],(function(i){r[n]=i,++a===e.length&&t(r)}))},r=[],a=0,o=0;o<e.length;o++)n(o)}},{key:"_addFormElementData",value:function(e){var t=!0,i=!1,n=void 0;if("FORM"===this.element.tagName)try{for(var r=this.element.querySelectorAll("input, textarea, select, button")[Symbol.iterator]();!(t=(s=r.next()).done);t=!0){var a=s.value,o=a.getAttribute("name"),l=a.getAttribute("type");if(l&&(l=l.toLowerCase()),null!=o)if("SELECT"===a.tagName&&a.hasAttribute("multiple")){t=!0,i=!1,n=void 0;try{var s;for(r=a.options[Symbol.iterator]();!(t=(s=r.next()).done);t=!0){var u=s.value;u.selected&&e.append(o,u.value)}}catch(e){i=!0,n=e}finally{try{t||null==r.return||r.return()}finally{if(i)throw n}}}else(!l||"checkbox"!==l&&"radio"!==l||a.checked)&&e.append(o,a.value)}}catch(e){i=!0,n=e}finally{try{t||null==r.return||r.return()}finally{if(i)throw n}}}},{key:"_updateFilesUploadProgress",value:function(e,t,i){var n=!0,r=!1,a=void 0;if(e[0].upload.chunked){c=e[0];var o=this._getChunk(c,t);i?(o.progress=100*i.loaded/i.total,o.total=i.total,o.bytesSent=i.loaded):(o.progress=100,o.bytesSent=o.total),c.upload.progress=0,c.upload.total=0,c.upload.bytesSent=0;for(var l=0;l<c.upload.totalChunkCount;l++)c.upload.chunks[l]&&void 0!==c.upload.chunks[l].progress&&(c.upload.progress+=c.upload.chunks[l].progress,c.upload.total+=c.upload.chunks[l].total,c.upload.bytesSent+=c.upload.chunks[l].bytesSent);c.upload.progress=c.upload.progress/c.upload.totalChunkCount,this.emit("uploadprogress",c,c.upload.progress,c.upload.bytesSent)}else try{for(var s,u=e[Symbol.iterator]();!(n=(s=u.next()).done);n=!0){var c;(c=s.value).upload.total&&c.upload.bytesSent&&c.upload.bytesSent==c.upload.total||(i?(c.upload.progress=100*i.loaded/i.total,c.upload.total=i.total,c.upload.bytesSent=i.loaded):(c.upload.progress=100,c.upload.bytesSent=c.upload.total),this.emit("uploadprogress",c,c.upload.progress,c.upload.bytesSent))}}catch(e){r=!0,a=e}finally{try{n||null==u.return||u.return()}finally{if(r)throw a}}}},{key:"_finishedUploading",value:function(e,t,i){var n;if(e[0].status!==o.CANCELED&&4===t.readyState){if("arraybuffer"!==t.responseType&&"blob"!==t.responseType&&(n=t.responseText,t.getResponseHeader("content-type")&&~t.getResponseHeader("content-type").indexOf("application/json")))try{n=JSON.parse(n)}catch(e){i=e,n="Invalid JSON response from server."}this._updateFilesUploadProgress(e,t),200<=t.status&&t.status<300?e[0].upload.chunked?e[0].upload.finishedChunkUpload(this._getChunk(e[0],t),n):this._finished(e,n,i):this._handleUploadError(e,t,n)}}},{key:"_handleUploadError",value:function(e,t,i){if(e[0].status!==o.CANCELED){if(e[0].upload.chunked&&this.options.retryChunks){var n=this._getChunk(e[0],t);if(n.retries++<this.options.retryChunksLimit)return void this._uploadData(e,[n.dataBlock]);console.warn("Retried this chunk too often. 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