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{\n return element.querySelectorAll(\".\" + className);\n }\n\n candidates = element.getElementsByTagName(\"*\");\n\n qq.each(candidates, function(idx, val) {\n if (qq(val).hasClass(className)) {\n result.push(val);\n }\n });\n return first ? result[0] : result;\n },\n\n getFirstByClass: function(className) {\n return qq(element).getByClass(className, true);\n },\n\n children: function() {\n var children = [],\n child = element.firstChild;\n\n while (child) {\n if (child.nodeType === 1) {\n children.push(child);\n }\n child = child.nextSibling;\n }\n\n return children;\n },\n\n setText: function(text) {\n element.innerText = text;\n element.textContent = text;\n return this;\n },\n\n clearText: function() {\n return qq(element).setText(\"\");\n },\n\n // Returns true if the attribute exists on the element\n // AND the value of the attribute is NOT \"false\" (case-insensitive)\n hasAttribute: function(attrName) {\n var attrVal;\n\n if (element.hasAttribute) {\n\n if (!element.hasAttribute(attrName)) {\n return false;\n }\n\n /*jshint -W116*/\n return (/^false$/i).exec(element.getAttribute(attrName)) == null;\n }\n else {\n attrVal = element[attrName];\n\n if (attrVal === undefined) {\n return false;\n }\n\n /*jshint -W116*/\n return (/^false$/i).exec(attrVal) == null;\n }\n }\n };\n};\n\n(function() {\n \"use strict\";\n\n qq.canvasToBlob = function(canvas, mime, quality) {\n return qq.dataUriToBlob(canvas.toDataURL(mime, quality));\n };\n\n qq.dataUriToBlob = function(dataUri) {\n var arrayBuffer, byteString,\n createBlob = function(data, mime) {\n var BlobBuilder = window.BlobBuilder ||\n window.WebKitBlobBuilder ||\n window.MozBlobBuilder ||\n window.MSBlobBuilder,\n blobBuilder = BlobBuilder && new BlobBuilder();\n\n if (blobBuilder) {\n blobBuilder.append(data);\n return blobBuilder.getBlob(mime);\n }\n else {\n return new Blob([data], {type: mime});\n }\n },\n intArray, mimeString;\n\n // convert base64 to raw binary data held in a string\n if (dataUri.split(\",\")[0].indexOf(\"base64\") >= 0) {\n byteString = atob(dataUri.split(\",\")[1]);\n }\n else {\n byteString = decodeURI(dataUri.split(\",\")[1]);\n }\n\n // extract the MIME\n mimeString = dataUri.split(\",\")[0]\n .split(\":\")[1]\n .split(\";\")[0];\n\n // write the bytes of the binary string to an ArrayBuffer\n arrayBuffer = new ArrayBuffer(byteString.length);\n intArray = new Uint8Array(arrayBuffer);\n qq.each(byteString, function(idx, character) {\n intArray[idx] = character.charCodeAt(0);\n });\n\n return createBlob(arrayBuffer, mimeString);\n };\n\n qq.log = function(message, level) {\n if (window.console) {\n if (!level || level === \"info\") {\n window.console.log(message);\n }\n else\n {\n if (window.console[level]) {\n window.console[level](message);\n }\n else {\n window.console.log(\"<\" + level + \"> \" + message);\n }\n }\n }\n };\n\n qq.isObject = function(variable) {\n return variable && !variable.nodeType && Object.prototype.toString.call(variable) === \"[object Object]\";\n };\n\n qq.isFunction = function(variable) {\n return typeof (variable) === \"function\";\n };\n\n /**\n * Check the type of a value. Is it an \"array\"?\n *\n * @param value value to test.\n * @returns true if the value is an array or associated with an `ArrayBuffer`\n */\n qq.isArray = function(value) {\n return Object.prototype.toString.call(value) === \"[object Array]\" ||\n (value && window.ArrayBuffer && value.buffer && value.buffer.constructor === ArrayBuffer);\n };\n\n // Looks for an object on a `DataTransfer` object that is associated with drop events when utilizing the Filesystem API.\n qq.isItemList = function(maybeItemList) {\n return Object.prototype.toString.call(maybeItemList) === \"[object DataTransferItemList]\";\n };\n\n // Looks for an object on a `NodeList` or an `HTMLCollection`|`HTMLFormElement`|`HTMLSelectElement`\n // object that is associated with collections of Nodes.\n qq.isNodeList = function(maybeNodeList) {\n return Object.prototype.toString.call(maybeNodeList) === \"[object NodeList]\" ||\n // If `HTMLCollection` is the actual type of the object, we must determine this\n // by checking for expected properties/methods on the object\n (maybeNodeList.item && maybeNodeList.namedItem);\n };\n\n qq.isString = function(maybeString) {\n return Object.prototype.toString.call(maybeString) === \"[object String]\";\n };\n\n qq.trimStr = function(string) {\n if (String.prototype.trim) {\n return string.trim();\n }\n\n return string.replace(/^\\s+|\\s+$/g, \"\");\n };\n\n /**\n * @param str String to format.\n * @returns {string} A string, swapping argument values with the associated occurrence of {} in the passed string.\n */\n qq.format = function(str) {\n\n var args = Array.prototype.slice.call(arguments, 1),\n newStr = str,\n nextIdxToReplace = newStr.indexOf(\"{}\");\n\n qq.each(args, function(idx, val) {\n var strBefore = newStr.substring(0, nextIdxToReplace),\n strAfter = newStr.substring(nextIdxToReplace + 2);\n\n newStr = strBefore + val + strAfter;\n nextIdxToReplace = newStr.indexOf(\"{}\", nextIdxToReplace + val.length);\n\n // End the loop if we have run out of tokens (when the arguments exceed the # of tokens)\n if (nextIdxToReplace < 0) {\n return false;\n }\n });\n\n return newStr;\n };\n\n qq.isFile = function(maybeFile) {\n return window.File && Object.prototype.toString.call(maybeFile) === \"[object File]\";\n };\n\n qq.isFileList = function(maybeFileList) {\n return window.FileList && Object.prototype.toString.call(maybeFileList) === \"[object FileList]\";\n };\n\n qq.isFileOrInput = function(maybeFileOrInput) {\n return qq.isFile(maybeFileOrInput) || qq.isInput(maybeFileOrInput);\n };\n\n qq.isInput = function(maybeInput, notFile) {\n var evaluateType = function(type) {\n var normalizedType = type.toLowerCase();\n\n if (notFile) {\n return normalizedType !== \"file\";\n }\n\n return normalizedType === \"file\";\n };\n\n if (window.HTMLInputElement) {\n if (Object.prototype.toString.call(maybeInput) === \"[object HTMLInputElement]\") {\n if (maybeInput.type && evaluateType(maybeInput.type)) {\n return true;\n }\n }\n }\n if (maybeInput.tagName) {\n if (maybeInput.tagName.toLowerCase() === \"input\") {\n if (maybeInput.type && evaluateType(maybeInput.type)) {\n return true;\n }\n }\n }\n\n return false;\n };\n\n qq.isBlob = function(maybeBlob) {\n if (window.Blob && Object.prototype.toString.call(maybeBlob) === \"[object Blob]\") {\n return true;\n }\n };\n\n qq.isXhrUploadSupported = function() {\n var input = document.createElement(\"input\");\n input.type = \"file\";\n\n return (\n input.multiple !== undefined &&\n typeof File !== \"undefined\" &&\n typeof FormData !== \"undefined\" &&\n typeof (qq.createXhrInstance()).upload !== \"undefined\");\n };\n\n // Fall back to ActiveX is native XHR is disabled (possible in any version of IE).\n qq.createXhrInstance = function() {\n if (window.XMLHttpRequest) {\n return new XMLHttpRequest();\n }\n\n try {\n return new ActiveXObject(\"MSXML2.XMLHTTP.3.0\");\n }\n catch (error) {\n qq.log(\"Neither XHR or ActiveX are supported!\", \"error\");\n return null;\n }\n };\n\n qq.isFolderDropSupported = function(dataTransfer) {\n return dataTransfer.items &&\n dataTransfer.items.length > 0 &&\n dataTransfer.items[0].webkitGetAsEntry;\n };\n\n qq.isFileChunkingSupported = function() {\n return !qq.androidStock() && //Android's stock browser cannot upload Blobs correctly\n qq.isXhrUploadSupported() &&\n (File.prototype.slice !== undefined || File.prototype.webkitSlice !== undefined || File.prototype.mozSlice !== undefined);\n };\n\n qq.sliceBlob = function(fileOrBlob, start, end) {\n var slicer = fileOrBlob.slice || fileOrBlob.mozSlice || fileOrBlob.webkitSlice;\n\n return slicer.call(fileOrBlob, start, end);\n };\n\n qq.arrayBufferToHex = function(buffer) {\n var bytesAsHex = \"\",\n bytes = new Uint8Array(buffer);\n\n qq.each(bytes, function(idx, byt) {\n var byteAsHexStr = byt.toString(16);\n\n if (byteAsHexStr.length < 2) {\n byteAsHexStr = \"0\" + byteAsHexStr;\n }\n\n bytesAsHex += byteAsHexStr;\n });\n\n return bytesAsHex;\n };\n\n qq.readBlobToHex = function(blob, startOffset, length) {\n var initialBlob = qq.sliceBlob(blob, startOffset, startOffset + length),\n fileReader = new FileReader(),\n promise = new qq.Promise();\n\n fileReader.onload = function() {\n promise.success(qq.arrayBufferToHex(fileReader.result));\n };\n\n fileReader.onerror = promise.failure;\n\n fileReader.readAsArrayBuffer(initialBlob);\n\n return promise;\n };\n\n qq.extend = function(first, second, extendNested) {\n qq.each(second, function(prop, val) {\n if (extendNested && qq.isObject(val)) {\n if (first[prop] === undefined) {\n first[prop] = {};\n }\n qq.extend(first[prop], val, true);\n }\n else {\n first[prop] = val;\n }\n });\n\n return first;\n };\n\n /**\n * Allow properties in one object to override properties in another,\n * keeping track of the original values from the target object.\n *\n * Note that the pre-overriden properties to be overriden by the source will be passed into the `sourceFn` when it is invoked.\n *\n * @param target Update properties in this object from some source\n * @param sourceFn A function that, when invoked, will return properties that will replace properties with the same name in the target.\n * @returns {object} The target object\n */\n qq.override = function(target, sourceFn) {\n var super_ = {},\n source = sourceFn(super_);\n\n qq.each(source, function(srcPropName, srcPropVal) {\n if (target[srcPropName] !== undefined) {\n super_[srcPropName] = target[srcPropName];\n }\n\n target[srcPropName] = srcPropVal;\n });\n\n return target;\n };\n\n /**\n * Searches for a given element (elt) in the array, returns -1 if it is not present.\n */\n qq.indexOf = function(arr, elt, from) {\n if (arr.indexOf) {\n return arr.indexOf(elt, from);\n }\n\n from = from || 0;\n var len = arr.length;\n\n if (from < 0) {\n from += len;\n }\n\n for (; from < len; from += 1) {\n if (arr.hasOwnProperty(from) && arr[from] === elt) {\n return from;\n }\n }\n return -1;\n };\n\n //this is a version 4 UUID\n qq.getUniqueId = function() {\n return \"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx\".replace(/[xy]/g, function(c) {\n /*jslint eqeq: true, bitwise: true*/\n var r = Math.random() * 16 | 0, v = c == \"x\" ? r : (r & 0x3 | 0x8);\n return v.toString(16);\n });\n };\n\n //\n // Browsers and platforms detection\n qq.ie = function() {\n return navigator.userAgent.indexOf(\"MSIE\") !== -1 ||\n navigator.userAgent.indexOf(\"Trident\") !== -1;\n };\n\n qq.ie7 = function() {\n return navigator.userAgent.indexOf(\"MSIE 7\") !== -1;\n };\n\n qq.ie8 = function() {\n return navigator.userAgent.indexOf(\"MSIE 8\") !== -1;\n };\n\n qq.ie10 = function() {\n return navigator.userAgent.indexOf(\"MSIE 10\") !== -1;\n };\n\n qq.ie11 = function() {\n return qq.ie() && navigator.userAgent.indexOf(\"rv:11\") !== -1;\n };\n\n qq.edge = function() {\n return navigator.userAgent.indexOf(\"Edge\") >= 0;\n };\n\n qq.safari = function() {\n return navigator.vendor !== undefined && navigator.vendor.indexOf(\"Apple\") !== -1;\n };\n\n qq.chrome = function() {\n return navigator.vendor !== undefined && navigator.vendor.indexOf(\"Google\") !== -1;\n };\n\n qq.opera = function() {\n return navigator.vendor !== undefined && navigator.vendor.indexOf(\"Opera\") !== -1;\n };\n\n qq.firefox = function() {\n return (!qq.edge() && !qq.ie11() && navigator.userAgent.indexOf(\"Mozilla\") !== -1 && navigator.vendor !== undefined && navigator.vendor === \"\");\n };\n\n qq.windows = function() {\n return navigator.platform === \"Win32\";\n };\n\n qq.android = function() {\n return navigator.userAgent.toLowerCase().indexOf(\"android\") !== -1;\n };\n\n // We need to identify the Android stock browser via the UA string to work around various bugs in this browser,\n // such as the one that prevents a `Blob` from being uploaded.\n qq.androidStock = function() {\n return qq.android() && navigator.userAgent.toLowerCase().indexOf(\"chrome\") < 0;\n };\n\n qq.ios6 = function() {\n return qq.ios() && navigator.userAgent.indexOf(\" OS 6_\") !== -1;\n };\n\n qq.ios7 = function() {\n return qq.ios() && navigator.userAgent.indexOf(\" OS 7_\") !== -1;\n };\n\n qq.ios8 = function() {\n return qq.ios() && navigator.userAgent.indexOf(\" OS 8_\") !== -1;\n };\n\n // iOS 8.0.0\n qq.ios800 = function() {\n return qq.ios() && navigator.userAgent.indexOf(\" OS 8_0 \") !== -1;\n };\n\n qq.ios = function() {\n /*jshint -W014 */\n return navigator.userAgent.indexOf(\"iPad\") !== -1\n || navigator.userAgent.indexOf(\"iPod\") !== -1\n || navigator.userAgent.indexOf(\"iPhone\") !== -1;\n };\n\n qq.iosChrome = function() {\n return qq.ios() && navigator.userAgent.indexOf(\"CriOS\") !== -1;\n };\n\n qq.iosSafari = function() {\n return qq.ios() && !qq.iosChrome() && navigator.userAgent.indexOf(\"Safari\") !== -1;\n };\n\n qq.iosSafariWebView = function() {\n return qq.ios() && !qq.iosChrome() && !qq.iosSafari();\n };\n\n //\n // Events\n\n qq.preventDefault = function(e) {\n if (e.preventDefault) {\n e.preventDefault();\n } else {\n e.returnValue = false;\n }\n };\n\n /**\n * Creates and returns element from html string\n * Uses innerHTML to create an element\n */\n qq.toElement = (function() {\n var div = document.createElement(\"div\");\n return function(html) {\n div.innerHTML = html;\n var element = div.firstChild;\n div.removeChild(element);\n return element;\n };\n }());\n\n //key and value are passed to callback for each entry in the iterable item\n qq.each = function(iterableItem, callback) {\n var keyOrIndex, retVal;\n\n if (iterableItem) {\n // Iterate through [`Storage`](http://www.w3.org/TR/webstorage/#the-storage-interface) items\n if (window.Storage && iterableItem.constructor === window.Storage) {\n for (keyOrIndex = 0; keyOrIndex < iterableItem.length; keyOrIndex++) {\n retVal = callback(iterableItem.key(keyOrIndex), iterableItem.getItem(iterableItem.key(keyOrIndex)));\n if (retVal === false) {\n break;\n }\n }\n }\n // `DataTransferItemList` & `NodeList` objects are array-like and should be treated as arrays\n // when iterating over items inside the object.\n else if (qq.isArray(iterableItem) || qq.isItemList(iterableItem) || qq.isNodeList(iterableItem)) {\n for (keyOrIndex = 0; keyOrIndex < iterableItem.length; keyOrIndex++) {\n retVal = callback(keyOrIndex, iterableItem[keyOrIndex]);\n if (retVal === false) {\n break;\n }\n }\n }\n else if (qq.isString(iterableItem)) {\n for (keyOrIndex = 0; keyOrIndex < iterableItem.length; keyOrIndex++) {\n retVal = callback(keyOrIndex, iterableItem.charAt(keyOrIndex));\n if (retVal === false) {\n break;\n }\n }\n }\n else {\n for (keyOrIndex in iterableItem) {\n if (Object.prototype.hasOwnProperty.call(iterableItem, keyOrIndex)) {\n retVal = callback(keyOrIndex, iterableItem[keyOrIndex]);\n if (retVal === false) {\n break;\n }\n }\n }\n }\n }\n };\n\n //include any args that should be passed to the new function after the context arg\n qq.bind = function(oldFunc, context) {\n if (qq.isFunction(oldFunc)) {\n var args = Array.prototype.slice.call(arguments, 2);\n\n return function() {\n var newArgs = qq.extend([], args);\n if (arguments.length) {\n newArgs = newArgs.concat(Array.prototype.slice.call(arguments));\n }\n return oldFunc.apply(context, newArgs);\n };\n }\n\n throw new Error(\"first parameter must be a function!\");\n };\n\n /**\n * obj2url() takes a json-object as argument and generates\n * a querystring. pretty much like jQuery.param()\n *\n * how to use:\n *\n * `qq.obj2url({a:'b',c:'d'},'http://any.url/upload?otherParam=value');`\n *\n * will result in:\n *\n * `http://any.url/upload?otherParam=value&a=b&c=d`\n *\n * @param Object JSON-Object\n * @param String current querystring-part\n * @return String encoded querystring\n */\n qq.obj2url = function(obj, temp, prefixDone) {\n /*jshint laxbreak: true*/\n var uristrings = [],\n prefix = \"&\",\n add = function(nextObj, i) {\n var nextTemp = temp\n ? (/\\[\\]$/.test(temp)) // prevent double-encoding\n ? temp\n : temp + \"[\" + i + \"]\"\n : i;\n if ((nextTemp !== \"undefined\") && (i !== \"undefined\")) {\n uristrings.push(\n (typeof nextObj === \"object\")\n ? qq.obj2url(nextObj, nextTemp, true)\n : (Object.prototype.toString.call(nextObj) === \"[object Function]\")\n ? encodeURIComponent(nextTemp) + \"=\" + encodeURIComponent(nextObj())\n : encodeURIComponent(nextTemp) + \"=\" + encodeURIComponent(nextObj)\n );\n }\n };\n\n if (!prefixDone && temp) {\n prefix = (/\\?/.test(temp)) ? (/\\?$/.test(temp)) ? \"\" : \"&\" : \"?\";\n uristrings.push(temp);\n uristrings.push(qq.obj2url(obj));\n } else if ((Object.prototype.toString.call(obj) === \"[object Array]\") && (typeof obj !== \"undefined\")) {\n qq.each(obj, function(idx, val) {\n add(val, idx);\n });\n } else if ((typeof obj !== \"undefined\") && (obj !== null) && (typeof obj === \"object\")) {\n qq.each(obj, function(prop, val) {\n add(val, prop);\n });\n } else {\n uristrings.push(encodeURIComponent(temp) + \"=\" + encodeURIComponent(obj));\n }\n\n if (temp) {\n return uristrings.join(prefix);\n } else {\n return uristrings.join(prefix)\n .replace(/^&/, \"\")\n .replace(/%20/g, \"+\");\n }\n };\n\n qq.obj2FormData = function(obj, formData, arrayKeyName) {\n if (!formData) {\n formData = new FormData();\n }\n\n qq.each(obj, function(key, val) {\n key = arrayKeyName ? arrayKeyName + \"[\" + key + \"]\" : key;\n\n if (qq.isObject(val)) {\n qq.obj2FormData(val, formData, key);\n }\n else if (qq.isFunction(val)) {\n formData.append(key, val());\n }\n else {\n formData.append(key, val);\n }\n });\n\n return formData;\n };\n\n qq.obj2Inputs = function(obj, form) {\n var input;\n\n if (!form) {\n form = document.createElement(\"form\");\n }\n\n qq.obj2FormData(obj, {\n append: function(key, val) {\n input = document.createElement(\"input\");\n input.setAttribute(\"name\", key);\n input.setAttribute(\"value\", val);\n form.appendChild(input);\n }\n });\n\n return form;\n };\n\n /**\n * Not recommended for use outside of Fine Uploader since this falls back to an unchecked eval if JSON.parse is not\n * implemented. For a more secure JSON.parse polyfill, use Douglas Crockford's json2.js.\n */\n qq.parseJson = function(json) {\n /*jshint evil: true*/\n if (window.JSON && qq.isFunction(JSON.parse)) {\n return JSON.parse(json);\n } else {\n return eval(\"(\" + json + \")\");\n }\n };\n\n /**\n * Retrieve the extension of a file, if it exists.\n *\n * @param filename\n * @returns {string || undefined}\n */\n qq.getExtension = function(filename) {\n var extIdx = filename.lastIndexOf(\".\") + 1;\n\n if (extIdx > 0) {\n return filename.substr(extIdx, filename.length - extIdx);\n }\n };\n\n qq.getFilename = function(blobOrFileInput) {\n /*jslint regexp: true*/\n\n if (qq.isInput(blobOrFileInput)) {\n // get input value and remove path to normalize\n return blobOrFileInput.value.replace(/.*(\\/|\\\\)/, \"\");\n }\n else if (qq.isFile(blobOrFileInput)) {\n if (blobOrFileInput.fileName !== null && blobOrFileInput.fileName !== undefined) {\n return blobOrFileInput.fileName;\n }\n }\n\n return blobOrFileInput.name;\n };\n\n /**\n * A generic module which supports object disposing in dispose() method.\n * */\n qq.DisposeSupport = function() {\n var disposers = [];\n\n return {\n /** Run all registered disposers */\n dispose: function() {\n var disposer;\n do {\n disposer = disposers.shift();\n if (disposer) {\n disposer();\n }\n }\n while (disposer);\n },\n\n /** Attach event handler and register de-attacher as a disposer */\n attach: function() {\n var args = arguments;\n /*jslint undef:true*/\n this.addDisposer(qq(args[0]).attach.apply(this, Array.prototype.slice.call(arguments, 1)));\n },\n\n /** Add disposer to the collection */\n addDisposer: function(disposeFunction) {\n disposers.push(disposeFunction);\n }\n };\n };\n}());\n","/* globals define, module, global, qq */\n(function() {\n \"use strict\";\n if (typeof define === \"function\" && define.amd) {\n define(function() {\n return qq;\n });\n }\n else if (typeof module !== \"undefined\" && module.exports) {\n module.exports = qq;\n }\n else {\n global.qq = qq;\n }\n}());\n","/*global qq */\nqq.version = \"5.16.2\";\n","/* globals qq */\nqq.supportedFeatures = (function() {\n \"use strict\";\n\n var supportsUploading,\n supportsUploadingBlobs,\n supportsFileDrop,\n supportsAjaxFileUploading,\n supportsFolderDrop,\n supportsChunking,\n supportsResume,\n supportsUploadViaPaste,\n supportsUploadCors,\n supportsDeleteFileXdr,\n supportsDeleteFileCorsXhr,\n supportsDeleteFileCors,\n supportsFolderSelection,\n supportsImagePreviews,\n supportsUploadProgress;\n\n function testSupportsFileInputElement() {\n var supported = true,\n tempInput;\n\n try {\n tempInput = document.createElement(\"input\");\n tempInput.type = \"file\";\n qq(tempInput).hide();\n\n if (tempInput.disabled) {\n supported = false;\n }\n }\n catch (ex) {\n supported = false;\n }\n\n return supported;\n }\n\n //only way to test for complete Clipboard API support at this time\n function isChrome14OrHigher() {\n return (qq.chrome() || qq.opera()) &&\n navigator.userAgent.match(/Chrome\\/[1][4-9]|Chrome\\/[2-9][0-9]/) !== undefined;\n }\n\n //Ensure we can send cross-origin `XMLHttpRequest`s\n function isCrossOriginXhrSupported() {\n if (window.XMLHttpRequest) {\n var xhr = qq.createXhrInstance();\n\n //Commonly accepted test for XHR CORS support.\n return xhr.withCredentials !== undefined;\n }\n\n return false;\n }\n\n //Test for (terrible) cross-origin ajax transport fallback for IE9 and IE8\n function isXdrSupported() {\n return window.XDomainRequest !== undefined;\n }\n\n // CORS Ajax requests are supported if it is either possible to send credentialed `XMLHttpRequest`s,\n // or if `XDomainRequest` is an available alternative.\n function isCrossOriginAjaxSupported() {\n if (isCrossOriginXhrSupported()) {\n return true;\n }\n\n return isXdrSupported();\n }\n\n function isFolderSelectionSupported() {\n // We know that folder selection is only supported in Chrome via this proprietary attribute for now\n return document.createElement(\"input\").webkitdirectory !== undefined;\n }\n\n function isLocalStorageSupported() {\n try {\n return !!window.localStorage &&\n // unpatched versions of IE10/11 have buggy impls of localStorage where setItem is a string\n qq.isFunction(window.localStorage.setItem);\n }\n catch (error) {\n // probably caught a security exception, so no localStorage for you\n return false;\n }\n }\n\n function isDragAndDropSupported() {\n var span = document.createElement(\"span\");\n\n return (\"draggable\" in span || (\"ondragstart\" in span && \"ondrop\" in span)) &&\n !qq.android() && !qq.ios();\n }\n\n supportsUploading = testSupportsFileInputElement();\n\n supportsAjaxFileUploading = supportsUploading && qq.isXhrUploadSupported();\n\n supportsUploadingBlobs = supportsAjaxFileUploading && !qq.androidStock();\n\n supportsFileDrop = supportsAjaxFileUploading && isDragAndDropSupported();\n\n // adapted from https://stackoverflow.com/a/23278460/486979\n supportsFolderDrop = supportsFileDrop && (function() {\n var input = document.createElement(\"input\");\n\n input.type = \"file\";\n return !!(\"webkitdirectory\" in (input || document.querySelectorAll(\"input[type=file]\")[0]));\n }());\n\n supportsChunking = supportsAjaxFileUploading && qq.isFileChunkingSupported();\n\n supportsResume = supportsAjaxFileUploading && supportsChunking && isLocalStorageSupported();\n\n supportsUploadViaPaste = supportsAjaxFileUploading && isChrome14OrHigher();\n\n supportsUploadCors = supportsUploading && (window.postMessage !== undefined || supportsAjaxFileUploading);\n\n supportsDeleteFileCorsXhr = isCrossOriginXhrSupported();\n\n supportsDeleteFileXdr = isXdrSupported();\n\n supportsDeleteFileCors = isCrossOriginAjaxSupported();\n\n supportsFolderSelection = isFolderSelectionSupported();\n\n supportsImagePreviews = supportsAjaxFileUploading && window.FileReader !== undefined;\n\n supportsUploadProgress = (function() {\n if (supportsAjaxFileUploading) {\n return !qq.androidStock() && !qq.iosChrome();\n }\n return false;\n }());\n\n return {\n ajaxUploading: supportsAjaxFileUploading,\n blobUploading: supportsUploadingBlobs,\n canDetermineSize: supportsAjaxFileUploading,\n chunking: supportsChunking,\n deleteFileCors: supportsDeleteFileCors,\n deleteFileCorsXdr: supportsDeleteFileXdr, //NOTE: will also return true in IE10, where XDR is also supported\n deleteFileCorsXhr: supportsDeleteFileCorsXhr,\n dialogElement: !!window.HTMLDialogElement,\n fileDrop: supportsFileDrop,\n folderDrop: supportsFolderDrop,\n folderSelection: supportsFolderSelection,\n imagePreviews: supportsImagePreviews,\n imageValidation: supportsImagePreviews,\n itemSizeValidation: supportsAjaxFileUploading,\n pause: supportsChunking,\n progressBar: supportsUploadProgress,\n resume: supportsResume,\n scaling: supportsImagePreviews && supportsUploadingBlobs,\n tiffPreviews: qq.safari(), // Not the best solution, but simple and probably accurate enough (for now)\n unlimitedScaledImageSize: !qq.ios(), // false simply indicates that there is some known limit\n uploading: supportsUploading,\n uploadCors: supportsUploadCors,\n uploadCustomHeaders: supportsAjaxFileUploading,\n uploadNonMultipart: supportsAjaxFileUploading,\n uploadViaPaste: supportsUploadViaPaste\n };\n\n}());\n","/*globals qq*/\n\n// Is the passed object a promise instance?\nqq.isGenericPromise = function(maybePromise) {\n \"use strict\";\n return !!(maybePromise && maybePromise.then && qq.isFunction(maybePromise.then));\n};\n\nqq.Promise = function() {\n \"use strict\";\n\n var successArgs, failureArgs,\n successCallbacks = [],\n failureCallbacks = [],\n doneCallbacks = [],\n state = 0;\n\n qq.extend(this, {\n then: function(onSuccess, onFailure) {\n if (state === 0) {\n if (onSuccess) {\n successCallbacks.push(onSuccess);\n }\n if (onFailure) {\n failureCallbacks.push(onFailure);\n }\n }\n else if (state === -1) {\n onFailure && onFailure.apply(null, failureArgs);\n }\n else if (onSuccess) {\n onSuccess.apply(null, successArgs);\n }\n\n return this;\n },\n\n done: function(callback) {\n if (state === 0) {\n doneCallbacks.push(callback);\n }\n else {\n callback.apply(null, failureArgs === undefined ? successArgs : failureArgs);\n }\n\n return this;\n },\n\n success: function() {\n state = 1;\n successArgs = arguments;\n\n if (successCallbacks.length) {\n qq.each(successCallbacks, function(idx, callback) {\n callback.apply(null, successArgs);\n });\n }\n\n if (doneCallbacks.length) {\n qq.each(doneCallbacks, function(idx, callback) {\n callback.apply(null, successArgs);\n });\n }\n\n return this;\n },\n\n failure: function() {\n state = -1;\n failureArgs = arguments;\n\n if (failureCallbacks.length) {\n qq.each(failureCallbacks, function(idx, callback) {\n callback.apply(null, failureArgs);\n });\n }\n\n if (doneCallbacks.length) {\n qq.each(doneCallbacks, function(idx, callback) {\n callback.apply(null, failureArgs);\n });\n }\n\n return this;\n }\n });\n};\n","/*globals qq, document, CustomEvent*/\nqq.DragAndDrop = function(o) {\n \"use strict\";\n\n var options,\n HIDE_ZONES_EVENT_NAME = \"qq-hidezones\",\n HIDE_BEFORE_ENTER_ATTR = \"qq-hide-dropzone\",\n uploadDropZones = [],\n droppedFiles = [],\n disposeSupport = new qq.DisposeSupport();\n\n options = {\n dropZoneElements: [],\n allowMultipleItems: true,\n classes: {\n dropActive: null\n },\n callbacks: new qq.DragAndDrop.callbacks()\n };\n\n qq.extend(options, o, true);\n\n function uploadDroppedFiles(files, uploadDropZone) {\n // We need to convert the `FileList` to an actual `Array` to avoid iteration issues\n var filesAsArray = Array.prototype.slice.call(files);\n\n options.callbacks.dropLog(\"Grabbed \" + files.length + \" dropped files.\");\n uploadDropZone.dropDisabled(false);\n options.callbacks.processingDroppedFilesComplete(filesAsArray, uploadDropZone.getElement());\n }\n\n function traverseFileTree(entry) {\n var parseEntryPromise = new qq.Promise();\n\n if (entry.isFile) {\n entry.file(function(file) {\n file.qqPath = extractDirectoryPath(entry);\n droppedFiles.push(file);\n parseEntryPromise.success();\n },\n function(fileError) {\n options.callbacks.dropLog(\"Problem parsing '\" + entry.fullPath + \"'. FileError code \" + fileError.code + \".\", \"error\");\n parseEntryPromise.failure();\n });\n }\n else if (entry.isDirectory) {\n getFilesInDirectory(entry).then(\n function allEntriesRead(entries) {\n var entriesLeft = entries.length;\n\n qq.each(entries, function(idx, entry) {\n traverseFileTree(entry).done(function() {\n entriesLeft -= 1;\n\n if (entriesLeft === 0) {\n parseEntryPromise.success();\n }\n });\n });\n\n if (!entries.length) {\n parseEntryPromise.success();\n }\n },\n\n function readFailure(fileError) {\n options.callbacks.dropLog(\"Problem parsing '\" + entry.fullPath + \"'. FileError code \" + fileError.code + \".\", \"error\");\n parseEntryPromise.failure();\n }\n );\n }\n\n return parseEntryPromise;\n }\n\n function extractDirectoryPath(entry) {\n var name = entry.name,\n fullPath = entry.fullPath,\n indexOfNameInFullPath = fullPath.lastIndexOf(name);\n\n // remove file name from full path string\n fullPath = fullPath.substr(0, indexOfNameInFullPath);\n\n // remove leading slash in full path string\n if (fullPath.charAt(0) === \"/\") {\n fullPath = fullPath.substr(1);\n }\n\n return fullPath;\n }\n\n // Promissory. Guaranteed to read all files in the root of the passed directory.\n function getFilesInDirectory(entry, reader, accumEntries, existingPromise) {\n var promise = existingPromise || new qq.Promise(),\n dirReader = reader || entry.createReader();\n\n dirReader.readEntries(\n function readSuccess(entries) {\n var newEntries = accumEntries ? accumEntries.concat(entries) : entries;\n\n if (entries.length) {\n setTimeout(function() { // prevent stack overflow, however unlikely\n getFilesInDirectory(entry, dirReader, newEntries, promise);\n }, 0);\n }\n else {\n promise.success(newEntries);\n }\n },\n\n promise.failure\n );\n\n return promise;\n }\n\n function handleDataTransfer(dataTransfer, uploadDropZone) {\n var pendingFolderPromises = [],\n handleDataTransferPromise = new qq.Promise();\n\n options.callbacks.processingDroppedFiles();\n uploadDropZone.dropDisabled(true);\n\n if (dataTransfer.files.length > 1 && !options.allowMultipleItems) {\n options.callbacks.processingDroppedFilesComplete([]);\n options.callbacks.dropError(\"tooManyFilesError\", \"\");\n uploadDropZone.dropDisabled(false);\n handleDataTransferPromise.failure();\n }\n else {\n droppedFiles = [];\n\n if (qq.isFolderDropSupported(dataTransfer)) {\n qq.each(dataTransfer.items, function(idx, item) {\n var entry = item.webkitGetAsEntry();\n\n if (entry) {\n //due to a bug in Chrome's File System API impl - #149735\n if (entry.isFile) {\n droppedFiles.push(item.getAsFile());\n }\n\n else {\n pendingFolderPromises.push(traverseFileTree(entry).done(function() {\n pendingFolderPromises.pop();\n if (pendingFolderPromises.length === 0) {\n handleDataTransferPromise.success();\n }\n }));\n }\n }\n });\n }\n else {\n droppedFiles = dataTransfer.files;\n }\n\n if (pendingFolderPromises.length === 0) {\n handleDataTransferPromise.success();\n }\n }\n\n return handleDataTransferPromise;\n }\n\n function setupDropzone(dropArea) {\n var dropZone = new qq.UploadDropZone({\n HIDE_ZONES_EVENT_NAME: HIDE_ZONES_EVENT_NAME,\n element: dropArea,\n onEnter: function(e) {\n qq(dropArea).addClass(options.classes.dropActive);\n e.stopPropagation();\n },\n onLeaveNotDescendants: function(e) {\n qq(dropArea).removeClass(options.classes.dropActive);\n },\n onDrop: function(e) {\n handleDataTransfer(e.dataTransfer, dropZone).then(\n function() {\n uploadDroppedFiles(droppedFiles, dropZone);\n },\n function() {\n options.callbacks.dropLog(\"Drop event DataTransfer parsing failed. No files will be uploaded.\", \"error\");\n }\n );\n }\n });\n\n disposeSupport.addDisposer(function() {\n dropZone.dispose();\n });\n\n qq(dropArea).hasAttribute(HIDE_BEFORE_ENTER_ATTR) && qq(dropArea).hide();\n\n uploadDropZones.push(dropZone);\n\n return dropZone;\n }\n\n function isFileDrag(dragEvent) {\n var fileDrag;\n\n qq.each(dragEvent.dataTransfer.types, function(key, val) {\n if (val === \"Files\") {\n fileDrag = true;\n return false;\n }\n });\n\n return fileDrag;\n }\n\n // Attempt to determine when the file has left the document. It is not always possible to detect this\n // in all cases, but it is generally possible in all browsers, with a few exceptions.\n //\n // Exceptions:\n // * IE10+ & Safari: We can't detect a file leaving the document if the Explorer window housing the file\n // overlays the browser window.\n // * IE10+: If the file is dragged out of the window too quickly, IE does not set the expected values of the\n // event's X & Y properties.\n function leavingDocumentOut(e) {\n if (qq.safari()) {\n return e.x < 0 || e.y < 0;\n }\n\n return e.x === 0 && e.y === 0;\n }\n\n function setupDragDrop() {\n var dropZones = options.dropZoneElements,\n\n maybeHideDropZones = function() {\n setTimeout(function() {\n qq.each(dropZones, function(idx, dropZone) {\n qq(dropZone).hasAttribute(HIDE_BEFORE_ENTER_ATTR) && qq(dropZone).hide();\n qq(dropZone).removeClass(options.classes.dropActive);\n });\n }, 10);\n };\n\n qq.each(dropZones, function(idx, dropZone) {\n var uploadDropZone = setupDropzone(dropZone);\n\n // IE <= 9 does not support the File API used for drag+drop uploads\n if (dropZones.length && qq.supportedFeatures.fileDrop) {\n disposeSupport.attach(document, \"dragenter\", function(e) {\n if (!uploadDropZone.dropDisabled() && isFileDrag(e)) {\n qq.each(dropZones, function(idx, dropZone) {\n // We can't apply styles to non-HTMLElements, since they lack the `style` property.\n // Also, if the drop zone isn't initially hidden, let's not mess with `style.display`.\n if (dropZone instanceof HTMLElement &&\n qq(dropZone).hasAttribute(HIDE_BEFORE_ENTER_ATTR)) {\n\n qq(dropZone).css({display: \"block\"});\n }\n });\n }\n });\n }\n });\n\n disposeSupport.attach(document, \"dragleave\", function(e) {\n if (leavingDocumentOut(e)) {\n maybeHideDropZones();\n }\n });\n\n // Just in case we were not able to detect when a dragged file has left the document,\n // hide all relevant drop zones the next time the mouse enters the document.\n // Note that mouse events such as this one are not fired during drag operations.\n disposeSupport.attach(qq(document).children()[0], \"mouseenter\", function(e) {\n maybeHideDropZones();\n });\n\n disposeSupport.attach(document, \"drop\", function(e) {\n if (isFileDrag(e)) {\n e.preventDefault();\n maybeHideDropZones();\n }\n });\n\n disposeSupport.attach(document, HIDE_ZONES_EVENT_NAME, maybeHideDropZones);\n }\n\n setupDragDrop();\n\n qq.extend(this, {\n setupExtraDropzone: function(element) {\n options.dropZoneElements.push(element);\n setupDropzone(element);\n },\n\n removeDropzone: function(element) {\n var i,\n dzs = options.dropZoneElements;\n\n for (i in dzs) {\n if (dzs[i] === element) {\n return dzs.splice(i, 1);\n }\n }\n },\n\n dispose: function() {\n disposeSupport.dispose();\n qq.each(uploadDropZones, function(idx, dropZone) {\n dropZone.dispose();\n });\n }\n });\n\n this._testing = {};\n this._testing.extractDirectoryPath = extractDirectoryPath;\n};\n\nqq.DragAndDrop.callbacks = function() {\n \"use strict\";\n\n return {\n processingDroppedFiles: function() {},\n processingDroppedFilesComplete: function(files, targetEl) {},\n dropError: function(code, errorSpecifics) {\n qq.log(\"Drag & drop error code '\" + code + \" with these specifics: '\" + errorSpecifics + \"'\", \"error\");\n },\n dropLog: function(message, level) {\n qq.log(message, level);\n }\n };\n};\n\nqq.UploadDropZone = function(o) {\n \"use strict\";\n\n var disposeSupport = new qq.DisposeSupport(),\n options, element, preventDrop, dropOutsideDisabled;\n\n options = {\n element: null,\n onEnter: function(e) {},\n onLeave: function(e) {},\n // is not fired when leaving element by hovering descendants\n onLeaveNotDescendants: function(e) {},\n onDrop: function(e) {}\n };\n\n qq.extend(options, o);\n element = options.element;\n\n function dragoverShouldBeCanceled() {\n return qq.safari() || (qq.firefox() && qq.windows());\n }\n\n function disableDropOutside(e) {\n // run only once for all instances\n if (!dropOutsideDisabled) {\n\n // for these cases we need to catch onDrop to reset dropArea\n if (dragoverShouldBeCanceled) {\n disposeSupport.attach(document, \"dragover\", function(e) {\n e.preventDefault();\n });\n } else {\n disposeSupport.attach(document, \"dragover\", function(e) {\n if (e.dataTransfer) {\n e.dataTransfer.dropEffect = \"none\";\n e.preventDefault();\n }\n });\n }\n\n dropOutsideDisabled = true;\n }\n }\n\n function isValidFileDrag(e) {\n // e.dataTransfer currently causing IE errors\n // IE9 does NOT support file API, so drag-and-drop is not possible\n if (!qq.supportedFeatures.fileDrop) {\n return false;\n }\n\n var effectTest, dt = e.dataTransfer,\n // do not check dt.types.contains in webkit, because it crashes safari 4\n isSafari = qq.safari();\n\n // dt.effectAllowed is none in Safari 5\n\n // dt.effectAllowed crashes IE 11 & 10 when files have been dragged from\n // the filesystem\n effectTest = qq.ie() && qq.supportedFeatures.fileDrop ? true : dt.effectAllowed !== \"none\";\n return dt && effectTest &&\n (\n (dt.files && dt.files.length) || // Valid for drop events with files\n (!isSafari && dt.types.contains && dt.types.contains(\"Files\")) || // Valid in Chrome/Firefox\n (dt.types.includes && dt.types.includes(\"Files\")) // Valid in IE\n );\n }\n\n function isOrSetDropDisabled(isDisabled) {\n if (isDisabled !== undefined) {\n preventDrop = isDisabled;\n }\n return preventDrop;\n }\n\n function triggerHidezonesEvent() {\n var hideZonesEvent;\n\n function triggerUsingOldApi() {\n hideZonesEvent = document.createEvent(\"Event\");\n hideZonesEvent.initEvent(options.HIDE_ZONES_EVENT_NAME, true, true);\n }\n\n if (window.CustomEvent) {\n try {\n hideZonesEvent = new CustomEvent(options.HIDE_ZONES_EVENT_NAME);\n }\n catch (err) {\n triggerUsingOldApi();\n }\n }\n else {\n triggerUsingOldApi();\n }\n\n document.dispatchEvent(hideZonesEvent);\n }\n\n function attachEvents() {\n disposeSupport.attach(element, \"dragover\", function(e) {\n if (!isValidFileDrag(e)) {\n return;\n }\n\n // dt.effectAllowed crashes IE 11 & 10 when files have been dragged from\n // the filesystem\n var effect = qq.ie() && qq.supportedFeatures.fileDrop ? null : e.dataTransfer.effectAllowed;\n if (effect === \"move\" || effect === \"linkMove\") {\n e.dataTransfer.dropEffect = \"move\"; // for FF (only move allowed)\n } else {\n e.dataTransfer.dropEffect = \"copy\"; // for Chrome\n }\n\n e.stopPropagation();\n e.preventDefault();\n });\n\n disposeSupport.attach(element, \"dragenter\", function(e) {\n if (!isOrSetDropDisabled()) {\n if (!isValidFileDrag(e)) {\n return;\n }\n options.onEnter(e);\n }\n });\n\n disposeSupport.attach(element, \"dragleave\", function(e) {\n if (!isValidFileDrag(e)) {\n return;\n }\n\n options.onLeave(e);\n\n var relatedTarget = document.elementFromPoint(e.clientX, e.clientY);\n // do not fire when moving a mouse over a descendant\n if (qq(this).contains(relatedTarget)) {\n return;\n }\n\n options.onLeaveNotDescendants(e);\n });\n\n disposeSupport.attach(element, \"drop\", function(e) {\n if (!isOrSetDropDisabled()) {\n if (!isValidFileDrag(e)) {\n return;\n }\n\n e.preventDefault();\n e.stopPropagation();\n options.onDrop(e);\n\n triggerHidezonesEvent();\n }\n });\n }\n\n disableDropOutside();\n attachEvents();\n\n qq.extend(this, {\n dropDisabled: function(isDisabled) {\n return isOrSetDropDisabled(isDisabled);\n },\n\n dispose: function() {\n disposeSupport.dispose();\n },\n\n getElement: function() {\n return element;\n }\n });\n\n this._testing = {};\n this._testing.isValidFileDrag = isValidFileDrag;\n};\n"]} |