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							- /*
 
-  * jQuery File Upload Plugin 5.42.0
 
-  * https://github.com/blueimp/jQuery-File-Upload
 
-  *
 
-  * Copyright 2010, Sebastian Tschan
 
-  * https://blueimp.net
 
-  *
 
-  * Licensed under the MIT license:
 
-  * http://www.opensource.org/licenses/MIT
 
-  */
 
- /* jshint nomen:false */
 
- /* global define, window, document, location, Blob, FormData */
 
- (function (factory) {
 
-     'use strict';
 
-     if (typeof define === 'function' && define.amd) {
 
-         // Register as an anonymous AMD module:
 
-         define([
 
-             'jquery',
 
-             'jquery.ui.widget'
 
-         ], factory);
 
-     } else {
 
-         // Browser globals:
 
-         factory(window.jQuery);
 
-     }
 
- }(function ($) {
 
-     'use strict';
 
-     // Detect file input support, based on
 
-     // http://viljamis.com/blog/2012/file-upload-support-on-mobile/
 
-     $.support.fileInput = !(new RegExp(
 
-         // Handle devices which give false positives for the feature detection:
 
-         '(Android (1\\.[0156]|2\\.[01]))' +
 
-             '|(Windows Phone (OS 7|8\\.0))|(XBLWP)|(ZuneWP)|(WPDesktop)' +
 
-             '|(w(eb)?OSBrowser)|(webOS)' +
 
-             '|(Kindle/(1\\.0|2\\.[05]|3\\.0))'
 
-     ).test(window.navigator.userAgent) ||
 
-         // Feature detection for all other devices:
 
-         $('<input type="file">').prop('disabled'));
 
-     // The FileReader API is not actually used, but works as feature detection,
 
-     // as some Safari versions (5?) support XHR file uploads via the FormData API,
 
-     // but not non-multipart XHR file uploads.
 
-     // window.XMLHttpRequestUpload is not available on IE10, so we check for
 
-     // window.ProgressEvent instead to detect XHR2 file upload capability:
 
-     $.support.xhrFileUpload = !!(window.ProgressEvent && window.FileReader);
 
-     $.support.xhrFormDataFileUpload = !!window.FormData;
 
-     // Detect support for Blob slicing (required for chunked uploads):
 
-     $.support.blobSlice = window.Blob && (Blob.prototype.slice ||
 
-         Blob.prototype.webkitSlice || Blob.prototype.mozSlice);
 
-     // Helper function to create drag handlers for dragover/dragenter/dragleave:
 
-     function getDragHandler(type) {
 
-         var isDragOver = type === 'dragover';
 
-         return function (e) {
 
-             e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer;
 
-             var dataTransfer = e.dataTransfer;
 
-             if (dataTransfer && $.inArray('Files', dataTransfer.types) !== -1 &&
 
-                     this._trigger(
 
-                         type,
 
-                         $.Event(type, {delegatedEvent: e})
 
-                     ) !== false) {
 
-                 e.preventDefault();
 
-                 if (isDragOver) {
 
-                     dataTransfer.dropEffect = 'copy';
 
-                 }
 
-             }
 
-         };
 
-     }
 
-     // The fileupload widget listens for change events on file input fields defined
 
-     // via fileInput setting and paste or drop events of the given dropZone.
 
-     // In addition to the default jQuery Widget methods, the fileupload widget
 
-     // exposes the "add" and "send" methods, to add or directly send files using
 
-     // the fileupload API.
 
-     // By default, files added via file input selection, paste, drag & drop or
 
-     // "add" method are uploaded immediately, but it is possible to override
 
-     // the "add" callback option to queue file uploads.
 
-     $.widget('blueimp.fileupload', {
 
-         options: {
 
-             // The drop target element(s), by the default the complete document.
 
-             // Set to null to disable drag & drop support:
 
-             dropZone: $(document),
 
-             // The paste target element(s), by the default undefined.
 
-             // Set to a DOM node or jQuery object to enable file pasting:
 
-             pasteZone: undefined,
 
-             // The file input field(s), that are listened to for change events.
 
-             // If undefined, it is set to the file input fields inside
 
-             // of the widget element on plugin initialization.
 
-             // Set to null to disable the change listener.
 
-             fileInput: undefined,
 
-             // By default, the file input field is replaced with a clone after
 
-             // each input field change event. This is required for iframe transport
 
-             // queues and allows change events to be fired for the same file
 
-             // selection, but can be disabled by setting the following option to false:
 
-             replaceFileInput: true,
 
-             // The parameter name for the file form data (the request argument name).
 
-             // If undefined or empty, the name property of the file input field is
 
-             // used, or "files[]" if the file input name property is also empty,
 
-             // can be a string or an array of strings:
 
-             paramName: undefined,
 
-             // By default, each file of a selection is uploaded using an individual
 
-             // request for XHR type uploads. Set to false to upload file
 
-             // selections in one request each:
 
-             singleFileUploads: true,
 
-             // To limit the number of files uploaded with one XHR request,
 
-             // set the following option to an integer greater than 0:
 
-             limitMultiFileUploads: undefined,
 
-             // The following option limits the number of files uploaded with one
 
-             // XHR request to keep the request size under or equal to the defined
 
-             // limit in bytes:
 
-             limitMultiFileUploadSize: undefined,
 
-             // Multipart file uploads add a number of bytes to each uploaded file,
 
-             // therefore the following option adds an overhead for each file used
 
-             // in the limitMultiFileUploadSize configuration:
 
-             limitMultiFileUploadSizeOverhead: 512,
 
-             // Set the following option to true to issue all file upload requests
 
-             // in a sequential order:
 
-             sequentialUploads: false,
 
-             // To limit the number of concurrent uploads,
 
-             // set the following option to an integer greater than 0:
 
-             limitConcurrentUploads: undefined,
 
-             // Set the following option to true to force iframe transport uploads:
 
-             forceIframeTransport: false,
 
-             // Set the following option to the location of a redirect url on the
 
-             // origin server, for cross-domain iframe transport uploads:
 
-             redirect: undefined,
 
-             // The parameter name for the redirect url, sent as part of the form
 
-             // data and set to 'redirect' if this option is empty:
 
-             redirectParamName: undefined,
 
-             // Set the following option to the location of a postMessage window,
 
-             // to enable postMessage transport uploads:
 
-             postMessage: undefined,
 
-             // By default, XHR file uploads are sent as multipart/form-data.
 
-             // The iframe transport is always using multipart/form-data.
 
-             // Set to false to enable non-multipart XHR uploads:
 
-             multipart: true,
 
-             // To upload large files in smaller chunks, set the following option
 
-             // to a preferred maximum chunk size. If set to 0, null or undefined,
 
-             // or the browser does not support the required Blob API, files will
 
-             // be uploaded as a whole.
 
-             maxChunkSize: undefined,
 
-             // When a non-multipart upload or a chunked multipart upload has been
 
-             // aborted, this option can be used to resume the upload by setting
 
-             // it to the size of the already uploaded bytes. This option is most
 
-             // useful when modifying the options object inside of the "add" or
 
-             // "send" callbacks, as the options are cloned for each file upload.
 
-             uploadedBytes: undefined,
 
-             // By default, failed (abort or error) file uploads are removed from the
 
-             // global progress calculation. Set the following option to false to
 
-             // prevent recalculating the global progress data:
 
-             recalculateProgress: true,
 
-             // Interval in milliseconds to calculate and trigger progress events:
 
-             progressInterval: 100,
 
-             // Interval in milliseconds to calculate progress bitrate:
 
-             bitrateInterval: 500,
 
-             // By default, uploads are started automatically when adding files:
 
-             autoUpload: true,
 
-             // Error and info messages:
 
-             messages: {
 
-                 uploadedBytes: 'Uploaded bytes exceed file size'
 
-             },
 
-             // Translation function, gets the message key to be translated
 
-             // and an object with context specific data as arguments:
 
-             i18n: function (message, context) {
 
-                 message = this.messages[message] || message.toString();
 
-                 if (context) {
 
-                     $.each(context, function (key, value) {
 
-                         message = message.replace('{' + key + '}', value);
 
-                     });
 
-                 }
 
-                 return message;
 
-             },
 
-             // Additional form data to be sent along with the file uploads can be set
 
-             // using this option, which accepts an array of objects with name and
 
-             // value properties, a function returning such an array, a FormData
 
-             // object (for XHR file uploads), or a simple object.
 
-             // The form of the first fileInput is given as parameter to the function:
 
-             formData: function (form) {
 
-                 return form.serializeArray();
 
-             },
 
-             // The add callback is invoked as soon as files are added to the fileupload
 
-             // widget (via file input selection, drag & drop, paste or add API call).
 
-             // If the singleFileUploads option is enabled, this callback will be
 
-             // called once for each file in the selection for XHR file uploads, else
 
-             // once for each file selection.
 
-             //
 
-             // The upload starts when the submit method is invoked on the data parameter.
 
-             // The data object contains a files property holding the added files
 
-             // and allows you to override plugin options as well as define ajax settings.
 
-             //
 
-             // Listeners for this callback can also be bound the following way:
 
-             // .bind('fileuploadadd', func);
 
-             //
 
-             // data.submit() returns a Promise object and allows to attach additional
 
-             // handlers using jQuery's Deferred callbacks:
 
-             // data.submit().done(func).fail(func).always(func);
 
-             add: function (e, data) {
 
-                 if (e.isDefaultPrevented()) {
 
-                     return false;
 
-                 }
 
-                 if (data.autoUpload || (data.autoUpload !== false &&
 
-                         $(this).fileupload('option', 'autoUpload'))) {
 
-                     data.process().done(function () {
 
-                         data.submit();
 
-                     });
 
-                 }
 
-             },
 
-             // Other callbacks:
 
-             // Callback for the submit event of each file upload:
 
-             // submit: function (e, data) {}, // .bind('fileuploadsubmit', func);
 
-             // Callback for the start of each file upload request:
 
-             // send: function (e, data) {}, // .bind('fileuploadsend', func);
 
-             // Callback for successful uploads:
 
-             // done: function (e, data) {}, // .bind('fileuploaddone', func);
 
-             // Callback for failed (abort or error) uploads:
 
-             // fail: function (e, data) {}, // .bind('fileuploadfail', func);
 
-             // Callback for completed (success, abort or error) requests:
 
-             // always: function (e, data) {}, // .bind('fileuploadalways', func);
 
-             // Callback for upload progress events:
 
-             // progress: function (e, data) {}, // .bind('fileuploadprogress', func);
 
-             // Callback for global upload progress events:
 
-             // progressall: function (e, data) {}, // .bind('fileuploadprogressall', func);
 
-             // Callback for uploads start, equivalent to the global ajaxStart event:
 
-             // start: function (e) {}, // .bind('fileuploadstart', func);
 
-             // Callback for uploads stop, equivalent to the global ajaxStop event:
 
-             // stop: function (e) {}, // .bind('fileuploadstop', func);
 
-             // Callback for change events of the fileInput(s):
 
-             // change: function (e, data) {}, // .bind('fileuploadchange', func);
 
-             // Callback for paste events to the pasteZone(s):
 
-             // paste: function (e, data) {}, // .bind('fileuploadpaste', func);
 
-             // Callback for drop events of the dropZone(s):
 
-             // drop: function (e, data) {}, // .bind('fileuploaddrop', func);
 
-             // Callback for dragover events of the dropZone(s):
 
-             // dragover: function (e) {}, // .bind('fileuploaddragover', func);
 
-             // Callback for the start of each chunk upload request:
 
-             // chunksend: function (e, data) {}, // .bind('fileuploadchunksend', func);
 
-             // Callback for successful chunk uploads:
 
-             // chunkdone: function (e, data) {}, // .bind('fileuploadchunkdone', func);
 
-             // Callback for failed (abort or error) chunk uploads:
 
-             // chunkfail: function (e, data) {}, // .bind('fileuploadchunkfail', func);
 
-             // Callback for completed (success, abort or error) chunk upload requests:
 
-             // chunkalways: function (e, data) {}, // .bind('fileuploadchunkalways', func);
 
-             // The plugin options are used as settings object for the ajax calls.
 
-             // The following are jQuery ajax settings required for the file uploads:
 
-             processData: false,
 
-             contentType: false,
 
-             cache: false
 
-         },
 
-         // A list of options that require reinitializing event listeners and/or
 
-         // special initialization code:
 
-         _specialOptions: [
 
-             'fileInput',
 
-             'dropZone',
 
-             'pasteZone',
 
-             'multipart',
 
-             'forceIframeTransport'
 
-         ],
 
-         _blobSlice: $.support.blobSlice && function () {
 
-             var slice = this.slice || this.webkitSlice || this.mozSlice;
 
-             return slice.apply(this, arguments);
 
-         },
 
-         _BitrateTimer: function () {
 
-             this.timestamp = ((Date.now) ? Date.now() : (new Date()).getTime());
 
-             this.loaded = 0;
 
-             this.bitrate = 0;
 
-             this.getBitrate = function (now, loaded, interval) {
 
-                 var timeDiff = now - this.timestamp;
 
-                 if (!this.bitrate || !interval || timeDiff > interval) {
 
-                     this.bitrate = (loaded - this.loaded) * (1000 / timeDiff) * 8;
 
-                     this.loaded = loaded;
 
-                     this.timestamp = now;
 
-                 }
 
-                 return this.bitrate;
 
-             };
 
-         },
 
-         _isXHRUpload: function (options) {
 
-             return !options.forceIframeTransport &&
 
-                 ((!options.multipart && $.support.xhrFileUpload) ||
 
-                 $.support.xhrFormDataFileUpload);
 
-         },
 
-         _getFormData: function (options) {
 
-             var formData;
 
-             if ($.type(options.formData) === 'function') {
 
-                 return options.formData(options.form);
 
-             }
 
-             if ($.isArray(options.formData)) {
 
-                 return options.formData;
 
-             }
 
-             if ($.type(options.formData) === 'object') {
 
-                 formData = [];
 
-                 $.each(options.formData, function (name, value) {
 
-                     formData.push({name: name, value: value});
 
-                 });
 
-                 return formData;
 
-             }
 
-             return [];
 
-         },
 
-         _getTotal: function (files) {
 
-             var total = 0;
 
-             $.each(files, function (index, file) {
 
-                 total += file.size || 1;
 
-             });
 
-             return total;
 
-         },
 
-         _initProgressObject: function (obj) {
 
-             var progress = {
 
-                 loaded: 0,
 
-                 total: 0,
 
-                 bitrate: 0
 
-             };
 
-             if (obj._progress) {
 
-                 $.extend(obj._progress, progress);
 
-             } else {
 
-                 obj._progress = progress;
 
-             }
 
-         },
 
-         _initResponseObject: function (obj) {
 
-             var prop;
 
-             if (obj._response) {
 
-                 for (prop in obj._response) {
 
-                     if (obj._response.hasOwnProperty(prop)) {
 
-                         delete obj._response[prop];
 
-                     }
 
-                 }
 
-             } else {
 
-                 obj._response = {};
 
-             }
 
-         },
 
-         _onProgress: function (e, data) {
 
-             if (e.lengthComputable) {
 
-                 var now = ((Date.now) ? Date.now() : (new Date()).getTime()),
 
-                     loaded;
 
-                 if (data._time && data.progressInterval &&
 
-                         (now - data._time < data.progressInterval) &&
 
-                         e.loaded !== e.total) {
 
-                     return;
 
-                 }
 
-                 data._time = now;
 
-                 loaded = Math.floor(
 
-                     e.loaded / e.total * (data.chunkSize || data._progress.total)
 
-                 ) + (data.uploadedBytes || 0);
 
-                 // Add the difference from the previously loaded state
 
-                 // to the global loaded counter:
 
-                 this._progress.loaded += (loaded - data._progress.loaded);
 
-                 this._progress.bitrate = this._bitrateTimer.getBitrate(
 
-                     now,
 
-                     this._progress.loaded,
 
-                     data.bitrateInterval
 
-                 );
 
-                 data._progress.loaded = data.loaded = loaded;
 
-                 data._progress.bitrate = data.bitrate = data._bitrateTimer.getBitrate(
 
-                     now,
 
-                     loaded,
 
-                     data.bitrateInterval
 
-                 );
 
-                 // Trigger a custom progress event with a total data property set
 
-                 // to the file size(s) of the current upload and a loaded data
 
-                 // property calculated accordingly:
 
-                 this._trigger(
 
-                     'progress',
 
-                     $.Event('progress', {delegatedEvent: e}),
 
-                     data
 
-                 );
 
-                 // Trigger a global progress event for all current file uploads,
 
-                 // including ajax calls queued for sequential file uploads:
 
-                 this._trigger(
 
-                     'progressall',
 
-                     $.Event('progressall', {delegatedEvent: e}),
 
-                     this._progress
 
-                 );
 
-             }
 
-         },
 
-         _initProgressListener: function (options) {
 
-             var that = this,
 
-                 xhr = options.xhr ? options.xhr() : $.ajaxSettings.xhr();
 
-             // Accesss to the native XHR object is required to add event listeners
 
-             // for the upload progress event:
 
-             if (xhr.upload) {
 
-                 $(xhr.upload).bind('progress', function (e) {
 
-                     var oe = e.originalEvent;
 
-                     // Make sure the progress event properties get copied over:
 
-                     e.lengthComputable = oe.lengthComputable;
 
-                     e.loaded = oe.loaded;
 
-                     e.total = oe.total;
 
-                     that._onProgress(e, options);
 
-                 });
 
-                 options.xhr = function () {
 
-                     return xhr;
 
-                 };
 
-             }
 
-         },
 
-         _isInstanceOf: function (type, obj) {
 
-             // Cross-frame instanceof check
 
-             return Object.prototype.toString.call(obj) === '[object ' + type + ']';
 
-         },
 
-         _initXHRData: function (options) {
 
-             var that = this,
 
-                 formData,
 
-                 file = options.files[0],
 
-                 // Ignore non-multipart setting if not supported:
 
-                 multipart = options.multipart || !$.support.xhrFileUpload,
 
-                 paramName = $.type(options.paramName) === 'array' ?
 
-                     options.paramName[0] : options.paramName;
 
-             options.headers = $.extend({}, options.headers);
 
-             if (options.contentRange) {
 
-                 options.headers['Content-Range'] = options.contentRange;
 
-             }
 
-             if (!multipart || options.blob || !this._isInstanceOf('File', file)) {
 
-                 options.headers['Content-Disposition'] = 'attachment; filename="' +
 
-                     encodeURI(file.name) + '"';
 
-             }
 
-             if (!multipart) {
 
-                 options.contentType = file.type || 'application/octet-stream';
 
-                 options.data = options.blob || file;
 
-             } else if ($.support.xhrFormDataFileUpload) {
 
-                 if (options.postMessage) {
 
-                     // window.postMessage does not allow sending FormData
 
-                     // objects, so we just add the File/Blob objects to
 
-                     // the formData array and let the postMessage window
 
-                     // create the FormData object out of this array:
 
-                     formData = this._getFormData(options);
 
-                     if (options.blob) {
 
-                         formData.push({
 
-                             name: paramName,
 
-                             value: options.blob
 
-                         });
 
-                     } else {
 
-                         $.each(options.files, function (index, file) {
 
-                             formData.push({
 
-                                 name: ($.type(options.paramName) === 'array' &&
 
-                                     options.paramName[index]) || paramName,
 
-                                 value: file
 
-                             });
 
-                         });
 
-                     }
 
-                 } else {
 
-                     if (that._isInstanceOf('FormData', options.formData)) {
 
-                         formData = options.formData;
 
-                     } else {
 
-                         formData = new FormData();
 
-                         $.each(this._getFormData(options), function (index, field) {
 
-                             formData.append(field.name, field.value);
 
-                         });
 
-                     }
 
-                     if (options.blob) {
 
-                         formData.append(paramName, options.blob, file.name);
 
-                     } else {
 
-                         $.each(options.files, function (index, file) {
 
-                             // This check allows the tests to run with
 
-                             // dummy objects:
 
-                             if (that._isInstanceOf('File', file) ||
 
-                                     that._isInstanceOf('Blob', file)) {
 
-                                 formData.append(
 
-                                     ($.type(options.paramName) === 'array' &&
 
-                                         options.paramName[index]) || paramName,
 
-                                     file,
 
-                                     file.uploadName || file.name
 
-                                 );
 
-                             }
 
-                         });
 
-                     }
 
-                 }
 
-                 options.data = formData;
 
-             }
 
-             // Blob reference is not needed anymore, free memory:
 
-             options.blob = null;
 
-         },
 
-         _initIframeSettings: function (options) {
 
-             var targetHost = $('<a></a>').prop('href', options.url).prop('host');
 
-             // Setting the dataType to iframe enables the iframe transport:
 
-             options.dataType = 'iframe ' + (options.dataType || '');
 
-             // The iframe transport accepts a serialized array as form data:
 
-             options.formData = this._getFormData(options);
 
-             // Add redirect url to form data on cross-domain uploads:
 
-             if (options.redirect && targetHost && targetHost !== location.host) {
 
-                 options.formData.push({
 
-                     name: options.redirectParamName || 'redirect',
 
-                     value: options.redirect
 
-                 });
 
-             }
 
-         },
 
-         _initDataSettings: function (options) {
 
-             if (this._isXHRUpload(options)) {
 
-                 if (!this._chunkedUpload(options, true)) {
 
-                     if (!options.data) {
 
-                         this._initXHRData(options);
 
-                     }
 
-                     this._initProgressListener(options);
 
-                 }
 
-                 if (options.postMessage) {
 
-                     // Setting the dataType to postmessage enables the
 
-                     // postMessage transport:
 
-                     options.dataType = 'postmessage ' + (options.dataType || '');
 
-                 }
 
-             } else {
 
-                 this._initIframeSettings(options);
 
-             }
 
-         },
 
-         _getParamName: function (options) {
 
-             var fileInput = $(options.fileInput),
 
-                 paramName = options.paramName;
 
-             if (!paramName) {
 
-                 paramName = [];
 
-                 fileInput.each(function () {
 
-                     var input = $(this),
 
-                         name = input.prop('name') || 'files[]',
 
-                         i = (input.prop('files') || [1]).length;
 
-                     while (i) {
 
-                         paramName.push(name);
 
-                         i -= 1;
 
-                     }
 
-                 });
 
-                 if (!paramName.length) {
 
-                     paramName = [fileInput.prop('name') || 'files[]'];
 
-                 }
 
-             } else if (!$.isArray(paramName)) {
 
-                 paramName = [paramName];
 
-             }
 
-             return paramName;
 
-         },
 
-         _initFormSettings: function (options) {
 
-             // Retrieve missing options from the input field and the
 
-             // associated form, if available:
 
-             if (!options.form || !options.form.length) {
 
-                 options.form = $(options.fileInput.prop('form'));
 
-                 // If the given file input doesn't have an associated form,
 
-                 // use the default widget file input's form:
 
-                 if (!options.form.length) {
 
-                     options.form = $(this.options.fileInput.prop('form'));
 
-                 }
 
-             }
 
-             options.paramName = this._getParamName(options);
 
-             if (!options.url) {
 
-                 options.url = options.form.prop('action') || location.href;
 
-             }
 
-             // The HTTP request method must be "POST" or "PUT":
 
-             options.type = (options.type ||
 
-                 ($.type(options.form.prop('method')) === 'string' &&
 
-                     options.form.prop('method')) || ''
 
-                 ).toUpperCase();
 
-             if (options.type !== 'POST' && options.type !== 'PUT' &&
 
-                     options.type !== 'PATCH') {
 
-                 options.type = 'POST';
 
-             }
 
-             if (!options.formAcceptCharset) {
 
-                 options.formAcceptCharset = options.form.attr('accept-charset');
 
-             }
 
-         },
 
-         _getAJAXSettings: function (data) {
 
-             var options = $.extend({}, this.options, data);
 
-             this._initFormSettings(options);
 
-             this._initDataSettings(options);
 
-             return options;
 
-         },
 
-         // jQuery 1.6 doesn't provide .state(),
 
-         // while jQuery 1.8+ removed .isRejected() and .isResolved():
 
-         _getDeferredState: function (deferred) {
 
-             if (deferred.state) {
 
-                 return deferred.state();
 
-             }
 
-             if (deferred.isResolved()) {
 
-                 return 'resolved';
 
-             }
 
-             if (deferred.isRejected()) {
 
-                 return 'rejected';
 
-             }
 
-             return 'pending';
 
-         },
 
-         // Maps jqXHR callbacks to the equivalent
 
-         // methods of the given Promise object:
 
-         _enhancePromise: function (promise) {
 
-             promise.success = promise.done;
 
-             promise.error = promise.fail;
 
-             promise.complete = promise.always;
 
-             return promise;
 
-         },
 
-         // Creates and returns a Promise object enhanced with
 
-         // the jqXHR methods abort, success, error and complete:
 
-         _getXHRPromise: function (resolveOrReject, context, args) {
 
-             var dfd = $.Deferred(),
 
-                 promise = dfd.promise();
 
-             context = context || this.options.context || promise;
 
-             if (resolveOrReject === true) {
 
-                 dfd.resolveWith(context, args);
 
-             } else if (resolveOrReject === false) {
 
-                 dfd.rejectWith(context, args);
 
-             }
 
-             promise.abort = dfd.promise;
 
-             return this._enhancePromise(promise);
 
-         },
 
-         // Adds convenience methods to the data callback argument:
 
-         _addConvenienceMethods: function (e, data) {
 
-             var that = this,
 
-                 getPromise = function (args) {
 
-                     return $.Deferred().resolveWith(that, args).promise();
 
-                 };
 
-             data.process = function (resolveFunc, rejectFunc) {
 
-                 if (resolveFunc || rejectFunc) {
 
-                     data._processQueue = this._processQueue =
 
-                         (this._processQueue || getPromise([this])).pipe(
 
-                             function () {
 
-                                 if (data.errorThrown) {
 
-                                     return $.Deferred()
 
-                                         .rejectWith(that, [data]).promise();
 
-                                 }
 
-                                 return getPromise(arguments);
 
-                             }
 
-                         ).pipe(resolveFunc, rejectFunc);
 
-                 }
 
-                 return this._processQueue || getPromise([this]);
 
-             };
 
-             data.submit = function () {
 
-                 if (this.state() !== 'pending') {
 
-                     data.jqXHR = this.jqXHR =
 
-                         (that._trigger(
 
-                             'submit',
 
-                             $.Event('submit', {delegatedEvent: e}),
 
-                             this
 
-                         ) !== false) && that._onSend(e, this);
 
-                 }
 
-                 return this.jqXHR || that._getXHRPromise();
 
-             };
 
-             data.abort = function () {
 
-                 if (this.jqXHR) {
 
-                     return this.jqXHR.abort();
 
-                 }
 
-                 this.errorThrown = 'abort';
 
-                 that._trigger('fail', null, this);
 
-                 return that._getXHRPromise(false);
 
-             };
 
-             data.state = function () {
 
-                 if (this.jqXHR) {
 
-                     return that._getDeferredState(this.jqXHR);
 
-                 }
 
-                 if (this._processQueue) {
 
-                     return that._getDeferredState(this._processQueue);
 
-                 }
 
-             };
 
-             data.processing = function () {
 
-                 return !this.jqXHR && this._processQueue && that
 
-                     ._getDeferredState(this._processQueue) === 'pending';
 
-             };
 
-             data.progress = function () {
 
-                 return this._progress;
 
-             };
 
-             data.response = function () {
 
-                 return this._response;
 
-             };
 
-         },
 
-         // Parses the Range header from the server response
 
-         // and returns the uploaded bytes:
 
-         _getUploadedBytes: function (jqXHR) {
 
-             var range = jqXHR.getResponseHeader('Range'),
 
-                 parts = range && range.split('-'),
 
-                 upperBytesPos = parts && parts.length > 1 &&
 
-                     parseInt(parts[1], 10);
 
-             return upperBytesPos && upperBytesPos + 1;
 
-         },
 
-         // Uploads a file in multiple, sequential requests
 
-         // by splitting the file up in multiple blob chunks.
 
-         // If the second parameter is true, only tests if the file
 
-         // should be uploaded in chunks, but does not invoke any
 
-         // upload requests:
 
-         _chunkedUpload: function (options, testOnly) {
 
-             options.uploadedBytes = options.uploadedBytes || 0;
 
-             var that = this,
 
-                 file = options.files[0],
 
-                 fs = file.size,
 
-                 ub = options.uploadedBytes,
 
-                 mcs = options.maxChunkSize || fs,
 
-                 slice = this._blobSlice,
 
-                 dfd = $.Deferred(),
 
-                 promise = dfd.promise(),
 
-                 jqXHR,
 
-                 upload;
 
-             if (!(this._isXHRUpload(options) && slice && (ub || mcs < fs)) ||
 
-                     options.data) {
 
-                 return false;
 
-             }
 
-             if (testOnly) {
 
-                 return true;
 
-             }
 
-             if (ub >= fs) {
 
-                 file.error = options.i18n('uploadedBytes');
 
-                 return this._getXHRPromise(
 
-                     false,
 
-                     options.context,
 
-                     [null, 'error', file.error]
 
-                 );
 
-             }
 
-             // The chunk upload method:
 
-             upload = function () {
 
-                 // Clone the options object for each chunk upload:
 
-                 var o = $.extend({}, options),
 
-                     currentLoaded = o._progress.loaded;
 
-                 o.blob = slice.call(
 
-                     file,
 
-                     ub,
 
-                     ub + mcs,
 
-                     file.type
 
-                 );
 
-                 // Store the current chunk size, as the blob itself
 
-                 // will be dereferenced after data processing:
 
-                 o.chunkSize = o.blob.size;
 
-                 // Expose the chunk bytes position range:
 
-                 o.contentRange = 'bytes ' + ub + '-' +
 
-                     (ub + o.chunkSize - 1) + '/' + fs;
 
-                 // Process the upload data (the blob and potential form data):
 
-                 that._initXHRData(o);
 
-                 // Add progress listeners for this chunk upload:
 
-                 that._initProgressListener(o);
 
-                 jqXHR = ((that._trigger('chunksend', null, o) !== false && $.ajax(o)) ||
 
-                         that._getXHRPromise(false, o.context))
 
-                     .done(function (result, textStatus, jqXHR) {
 
-                         ub = that._getUploadedBytes(jqXHR) ||
 
-                             (ub + o.chunkSize);
 
-                         // Create a progress event if no final progress event
 
-                         // with loaded equaling total has been triggered
 
-                         // for this chunk:
 
-                         if (currentLoaded + o.chunkSize - o._progress.loaded) {
 
-                             that._onProgress($.Event('progress', {
 
-                                 lengthComputable: true,
 
-                                 loaded: ub - o.uploadedBytes,
 
-                                 total: ub - o.uploadedBytes
 
-                             }), o);
 
-                         }
 
-                         options.uploadedBytes = o.uploadedBytes = ub;
 
-                         o.result = result;
 
-                         o.textStatus = textStatus;
 
-                         o.jqXHR = jqXHR;
 
-                         that._trigger('chunkdone', null, o);
 
-                         that._trigger('chunkalways', null, o);
 
-                         if (ub < fs) {
 
-                             // File upload not yet complete,
 
-                             // continue with the next chunk:
 
-                             upload();
 
-                         } else {
 
-                             dfd.resolveWith(
 
-                                 o.context,
 
-                                 [result, textStatus, jqXHR]
 
-                             );
 
-                         }
 
-                     })
 
-                     .fail(function (jqXHR, textStatus, errorThrown) {
 
-                         o.jqXHR = jqXHR;
 
-                         o.textStatus = textStatus;
 
-                         o.errorThrown = errorThrown;
 
-                         that._trigger('chunkfail', null, o);
 
-                         that._trigger('chunkalways', null, o);
 
-                         dfd.rejectWith(
 
-                             o.context,
 
-                             [jqXHR, textStatus, errorThrown]
 
-                         );
 
-                     });
 
-             };
 
-             this._enhancePromise(promise);
 
-             promise.abort = function () {
 
-                 return jqXHR.abort();
 
-             };
 
-             upload();
 
-             return promise;
 
-         },
 
-         _beforeSend: function (e, data) {
 
-             if (this._active === 0) {
 
-                 // the start callback is triggered when an upload starts
 
-                 // and no other uploads are currently running,
 
-                 // equivalent to the global ajaxStart event:
 
-                 this._trigger('start');
 
-                 // Set timer for global bitrate progress calculation:
 
-                 this._bitrateTimer = new this._BitrateTimer();
 
-                 // Reset the global progress values:
 
-                 this._progress.loaded = this._progress.total = 0;
 
-                 this._progress.bitrate = 0;
 
-             }
 
-             // Make sure the container objects for the .response() and
 
-             // .progress() methods on the data object are available
 
-             // and reset to their initial state:
 
-             this._initResponseObject(data);
 
-             this._initProgressObject(data);
 
-             data._progress.loaded = data.loaded = data.uploadedBytes || 0;
 
-             data._progress.total = data.total = this._getTotal(data.files) || 1;
 
-             data._progress.bitrate = data.bitrate = 0;
 
-             this._active += 1;
 
-             // Initialize the global progress values:
 
-             this._progress.loaded += data.loaded;
 
-             this._progress.total += data.total;
 
-         },
 
-         _onDone: function (result, textStatus, jqXHR, options) {
 
-             var total = options._progress.total,
 
-                 response = options._response;
 
-             if (options._progress.loaded < total) {
 
-                 // Create a progress event if no final progress event
 
-                 // with loaded equaling total has been triggered:
 
-                 this._onProgress($.Event('progress', {
 
-                     lengthComputable: true,
 
-                     loaded: total,
 
-                     total: total
 
-                 }), options);
 
-             }
 
-             response.result = options.result = result;
 
-             response.textStatus = options.textStatus = textStatus;
 
-             response.jqXHR = options.jqXHR = jqXHR;
 
-             this._trigger('done', null, options);
 
-         },
 
-         _onFail: function (jqXHR, textStatus, errorThrown, options) {
 
-             var response = options._response;
 
-             if (options.recalculateProgress) {
 
-                 // Remove the failed (error or abort) file upload from
 
-                 // the global progress calculation:
 
-                 this._progress.loaded -= options._progress.loaded;
 
-                 this._progress.total -= options._progress.total;
 
-             }
 
-             response.jqXHR = options.jqXHR = jqXHR;
 
-             response.textStatus = options.textStatus = textStatus;
 
-             response.errorThrown = options.errorThrown = errorThrown;
 
-             this._trigger('fail', null, options);
 
-         },
 
-         _onAlways: function (jqXHRorResult, textStatus, jqXHRorError, options) {
 
-             // jqXHRorResult, textStatus and jqXHRorError are added to the
 
-             // options object via done and fail callbacks
 
-             this._trigger('always', null, options);
 
-         },
 
-         _onSend: function (e, data) {
 
-             if (!data.submit) {
 
-                 this._addConvenienceMethods(e, data);
 
-             }
 
-             var that = this,
 
-                 jqXHR,
 
-                 aborted,
 
-                 slot,
 
-                 pipe,
 
-                 options = that._getAJAXSettings(data),
 
-                 send = function () {
 
-                     that._sending += 1;
 
-                     // Set timer for bitrate progress calculation:
 
-                     options._bitrateTimer = new that._BitrateTimer();
 
-                     jqXHR = jqXHR || (
 
-                         ((aborted || that._trigger(
 
-                             'send',
 
-                             $.Event('send', {delegatedEvent: e}),
 
-                             options
 
-                         ) === false) &&
 
-                         that._getXHRPromise(false, options.context, aborted)) ||
 
-                         that._chunkedUpload(options) || $.ajax(options)
 
-                     ).done(function (result, textStatus, jqXHR) {
 
-                         that._onDone(result, textStatus, jqXHR, options);
 
-                     }).fail(function (jqXHR, textStatus, errorThrown) {
 
-                         that._onFail(jqXHR, textStatus, errorThrown, options);
 
-                     }).always(function (jqXHRorResult, textStatus, jqXHRorError) {
 
-                         that._onAlways(
 
-                             jqXHRorResult,
 
-                             textStatus,
 
-                             jqXHRorError,
 
-                             options
 
-                         );
 
-                         that._sending -= 1;
 
-                         that._active -= 1;
 
-                         if (options.limitConcurrentUploads &&
 
-                                 options.limitConcurrentUploads > that._sending) {
 
-                             // Start the next queued upload,
 
-                             // that has not been aborted:
 
-                             var nextSlot = that._slots.shift();
 
-                             while (nextSlot) {
 
-                                 if (that._getDeferredState(nextSlot) === 'pending') {
 
-                                     nextSlot.resolve();
 
-                                     break;
 
-                                 }
 
-                                 nextSlot = that._slots.shift();
 
-                             }
 
-                         }
 
-                         if (that._active === 0) {
 
-                             // The stop callback is triggered when all uploads have
 
-                             // been completed, equivalent to the global ajaxStop event:
 
-                             that._trigger('stop');
 
-                         }
 
-                     });
 
-                     return jqXHR;
 
-                 };
 
-             this._beforeSend(e, options);
 
-             if (this.options.sequentialUploads ||
 
-                     (this.options.limitConcurrentUploads &&
 
-                     this.options.limitConcurrentUploads <= this._sending)) {
 
-                 if (this.options.limitConcurrentUploads > 1) {
 
-                     slot = $.Deferred();
 
-                     this._slots.push(slot);
 
-                     pipe = slot.pipe(send);
 
-                 } else {
 
-                     this._sequence = this._sequence.pipe(send, send);
 
-                     pipe = this._sequence;
 
-                 }
 
-                 // Return the piped Promise object, enhanced with an abort method,
 
-                 // which is delegated to the jqXHR object of the current upload,
 
-                 // and jqXHR callbacks mapped to the equivalent Promise methods:
 
-                 pipe.abort = function () {
 
-                     aborted = [undefined, 'abort', 'abort'];
 
-                     if (!jqXHR) {
 
-                         if (slot) {
 
-                             slot.rejectWith(options.context, aborted);
 
-                         }
 
-                         return send();
 
-                     }
 
-                     return jqXHR.abort();
 
-                 };
 
-                 return this._enhancePromise(pipe);
 
-             }
 
-             return send();
 
-         },
 
-         _onAdd: function (e, data) {
 
-             var that = this,
 
-                 result = true,
 
-                 options = $.extend({}, this.options, data),
 
-                 files = data.files,
 
-                 filesLength = files.length,
 
-                 limit = options.limitMultiFileUploads,
 
-                 limitSize = options.limitMultiFileUploadSize,
 
-                 overhead = options.limitMultiFileUploadSizeOverhead,
 
-                 batchSize = 0,
 
-                 paramName = this._getParamName(options),
 
-                 paramNameSet,
 
-                 paramNameSlice,
 
-                 fileSet,
 
-                 i,
 
-                 j = 0;
 
-             if (limitSize && (!filesLength || files[0].size === undefined)) {
 
-                 limitSize = undefined;
 
-             }
 
-             if (!(options.singleFileUploads || limit || limitSize) ||
 
-                     !this._isXHRUpload(options)) {
 
-                 fileSet = [files];
 
-                 paramNameSet = [paramName];
 
-             } else if (!(options.singleFileUploads || limitSize) && limit) {
 
-                 fileSet = [];
 
-                 paramNameSet = [];
 
-                 for (i = 0; i < filesLength; i += limit) {
 
-                     fileSet.push(files.slice(i, i + limit));
 
-                     paramNameSlice = paramName.slice(i, i + limit);
 
-                     if (!paramNameSlice.length) {
 
-                         paramNameSlice = paramName;
 
-                     }
 
-                     paramNameSet.push(paramNameSlice);
 
-                 }
 
-             } else if (!options.singleFileUploads && limitSize) {
 
-                 fileSet = [];
 
-                 paramNameSet = [];
 
-                 for (i = 0; i < filesLength; i = i + 1) {
 
-                     batchSize += files[i].size + overhead;
 
-                     if (i + 1 === filesLength ||
 
-                             ((batchSize + files[i + 1].size + overhead) > limitSize) ||
 
-                             (limit && i + 1 - j >= limit)) {
 
-                         fileSet.push(files.slice(j, i + 1));
 
-                         paramNameSlice = paramName.slice(j, i + 1);
 
-                         if (!paramNameSlice.length) {
 
-                             paramNameSlice = paramName;
 
-                         }
 
-                         paramNameSet.push(paramNameSlice);
 
-                         j = i + 1;
 
-                         batchSize = 0;
 
-                     }
 
-                 }
 
-             } else {
 
-                 paramNameSet = paramName;
 
-             }
 
-             data.originalFiles = files;
 
-             $.each(fileSet || files, function (index, element) {
 
-                 var newData = $.extend({}, data);
 
-                 newData.files = fileSet ? element : [element];
 
-                 newData.paramName = paramNameSet[index];
 
-                 that._initResponseObject(newData);
 
-                 that._initProgressObject(newData);
 
-                 that._addConvenienceMethods(e, newData);
 
-                 result = that._trigger(
 
-                     'add',
 
-                     $.Event('add', {delegatedEvent: e}),
 
-                     newData
 
-                 );
 
-                 return result;
 
-             });
 
-             return result;
 
-         },
 
-         _replaceFileInput: function (data) {
 
-             var input = data.fileInput,
 
-                 inputClone = input.clone(true);
 
-             // Add a reference for the new cloned file input to the data argument:
 
-             data.fileInputClone = inputClone;
 
-             $('<form></form>').append(inputClone)[0].reset();
 
-             // Detaching allows to insert the fileInput on another form
 
-             // without loosing the file input value:
 
-             input.after(inputClone).detach();
 
-             // Avoid memory leaks with the detached file input:
 
-             $.cleanData(input.unbind('remove'));
 
-             // Replace the original file input element in the fileInput
 
-             // elements set with the clone, which has been copied including
 
-             // event handlers:
 
-             this.options.fileInput = this.options.fileInput.map(function (i, el) {
 
-                 if (el === input[0]) {
 
-                     return inputClone[0];
 
-                 }
 
-                 return el;
 
-             });
 
-             // If the widget has been initialized on the file input itself,
 
-             // override this.element with the file input clone:
 
-             if (input[0] === this.element[0]) {
 
-                 this.element = inputClone;
 
-             }
 
-         },
 
-         _handleFileTreeEntry: function (entry, path) {
 
-             var that = this,
 
-                 dfd = $.Deferred(),
 
-                 errorHandler = function (e) {
 
-                     if (e && !e.entry) {
 
-                         e.entry = entry;
 
-                     }
 
-                     // Since $.when returns immediately if one
 
-                     // Deferred is rejected, we use resolve instead.
 
-                     // This allows valid files and invalid items
 
-                     // to be returned together in one set:
 
-                     dfd.resolve([e]);
 
-                 },
 
-                 successHandler = function (entries) {
 
-                     that._handleFileTreeEntries(
 
-                         entries,
 
-                         path + entry.name + '/'
 
-                     ).done(function (files) {
 
-                         dfd.resolve(files);
 
-                     }).fail(errorHandler);
 
-                 },
 
-                 readEntries = function () {
 
-                     dirReader.readEntries(function (results) {
 
-                         if (!results.length) {
 
-                             successHandler(entries);
 
-                         } else {
 
-                             entries = entries.concat(results);
 
-                             readEntries();
 
-                         }
 
-                     }, errorHandler);
 
-                 },
 
-                 dirReader, entries = [];
 
-             path = path || '';
 
-             if (entry.isFile) {
 
-                 if (entry._file) {
 
-                     // Workaround for Chrome bug #149735
 
-                     entry._file.relativePath = path;
 
-                     dfd.resolve(entry._file);
 
-                 } else {
 
-                     entry.file(function (file) {
 
-                         file.relativePath = path;
 
-                         dfd.resolve(file);
 
-                     }, errorHandler);
 
-                 }
 
-             } else if (entry.isDirectory) {
 
-                 dirReader = entry.createReader();
 
-                 readEntries();
 
-             } else {
 
-                 // Return an empy list for file system items
 
-                 // other than files or directories:
 
-                 dfd.resolve([]);
 
-             }
 
-             return dfd.promise();
 
-         },
 
-         _handleFileTreeEntries: function (entries, path) {
 
-             var that = this;
 
-             return $.when.apply(
 
-                 $,
 
-                 $.map(entries, function (entry) {
 
-                     return that._handleFileTreeEntry(entry, path);
 
-                 })
 
-             ).pipe(function () {
 
-                 return Array.prototype.concat.apply(
 
-                     [],
 
-                     arguments
 
-                 );
 
-             });
 
-         },
 
-         _getDroppedFiles: function (dataTransfer) {
 
-             dataTransfer = dataTransfer || {};
 
-             var items = dataTransfer.items;
 
-             if (items && items.length && (items[0].webkitGetAsEntry ||
 
-                     items[0].getAsEntry)) {
 
-                 return this._handleFileTreeEntries(
 
-                     $.map(items, function (item) {
 
-                         var entry;
 
-                         if (item.webkitGetAsEntry) {
 
-                             entry = item.webkitGetAsEntry();
 
-                             if (entry) {
 
-                                 // Workaround for Chrome bug #149735:
 
-                                 entry._file = item.getAsFile();
 
-                             }
 
-                             return entry;
 
-                         }
 
-                         return item.getAsEntry();
 
-                     })
 
-                 );
 
-             }
 
-             return $.Deferred().resolve(
 
-                 $.makeArray(dataTransfer.files)
 
-             ).promise();
 
-         },
 
-         _getSingleFileInputFiles: function (fileInput) {
 
-             fileInput = $(fileInput);
 
-             var entries = fileInput.prop('webkitEntries') ||
 
-                     fileInput.prop('entries'),
 
-                 files,
 
-                 value;
 
-             if (entries && entries.length) {
 
-                 return this._handleFileTreeEntries(entries);
 
-             }
 
-             files = $.makeArray(fileInput.prop('files'));
 
-             if (!files.length) {
 
-                 value = fileInput.prop('value');
 
-                 if (!value) {
 
-                     return $.Deferred().resolve([]).promise();
 
-                 }
 
-                 // If the files property is not available, the browser does not
 
-                 // support the File API and we add a pseudo File object with
 
-                 // the input value as name with path information removed:
 
-                 files = [{name: value.replace(/^.*\\/, '')}];
 
-             } else if (files[0].name === undefined && files[0].fileName) {
 
-                 // File normalization for Safari 4 and Firefox 3:
 
-                 $.each(files, function (index, file) {
 
-                     file.name = file.fileName;
 
-                     file.size = file.fileSize;
 
-                 });
 
-             }
 
-             return $.Deferred().resolve(files).promise();
 
-         },
 
-         _getFileInputFiles: function (fileInput) {
 
-             if (!(fileInput instanceof $) || fileInput.length === 1) {
 
-                 return this._getSingleFileInputFiles(fileInput);
 
-             }
 
-             return $.when.apply(
 
-                 $,
 
-                 $.map(fileInput, this._getSingleFileInputFiles)
 
-             ).pipe(function () {
 
-                 return Array.prototype.concat.apply(
 
-                     [],
 
-                     arguments
 
-                 );
 
-             });
 
-         },
 
-         _onChange: function (e) {
 
-             var that = this,
 
-                 data = {
 
-                     fileInput: $(e.target),
 
-                     form: $(e.target.form)
 
-                 };
 
-             this._getFileInputFiles(data.fileInput).always(function (files) {
 
-                 data.files = files;
 
-                 if (that.options.replaceFileInput) {
 
-                     that._replaceFileInput(data);
 
-                 }
 
-                 if (that._trigger(
 
-                         'change',
 
-                         $.Event('change', {delegatedEvent: e}),
 
-                         data
 
-                     ) !== false) {
 
-                     that._onAdd(e, data);
 
-                 }
 
-             });
 
-         },
 
-         _onPaste: function (e) {
 
-             var items = e.originalEvent && e.originalEvent.clipboardData &&
 
-                     e.originalEvent.clipboardData.items,
 
-                 data = {files: []};
 
-             if (items && items.length) {
 
-                 $.each(items, function (index, item) {
 
-                     var file = item.getAsFile && item.getAsFile();
 
-                     if (file) {
 
-                         data.files.push(file);
 
-                     }
 
-                 });
 
-                 if (this._trigger(
 
-                         'paste',
 
-                         $.Event('paste', {delegatedEvent: e}),
 
-                         data
 
-                     ) !== false) {
 
-                     this._onAdd(e, data);
 
-                 }
 
-             }
 
-         },
 
-         _onDrop: function (e) {
 
-             e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer;
 
-             var that = this,
 
-                 dataTransfer = e.dataTransfer,
 
-                 data = {};
 
-             if (dataTransfer && dataTransfer.files && dataTransfer.files.length) {
 
-                 e.preventDefault();
 
-                 this._getDroppedFiles(dataTransfer).always(function (files) {
 
-                     data.files = files;
 
-                     if (that._trigger(
 
-                             'drop',
 
-                             $.Event('drop', {delegatedEvent: e}),
 
-                             data
 
-                         ) !== false) {
 
-                         that._onAdd(e, data);
 
-                     }
 
-                 });
 
-             }
 
-         },
 
-         _onDragOver: getDragHandler('dragover'),
 
-         _onDragEnter: getDragHandler('dragenter'),
 
-         _onDragLeave: getDragHandler('dragleave'),
 
-         _initEventHandlers: function () {
 
-             if (this._isXHRUpload(this.options)) {
 
-                 this._on(this.options.dropZone, {
 
-                     dragover: this._onDragOver,
 
-                     drop: this._onDrop,
 
-                     // event.preventDefault() on dragenter is required for IE10+:
 
-                     dragenter: this._onDragEnter,
 
-                     // dragleave is not required, but added for completeness:
 
-                     dragleave: this._onDragLeave
 
-                 });
 
-                 this._on(this.options.pasteZone, {
 
-                     paste: this._onPaste
 
-                 });
 
-             }
 
-             if ($.support.fileInput) {
 
-                 this._on(this.options.fileInput, {
 
-                     change: this._onChange
 
-                 });
 
-             }
 
-         },
 
-         _destroyEventHandlers: function () {
 
-             this._off(this.options.dropZone, 'dragenter dragleave dragover drop');
 
-             this._off(this.options.pasteZone, 'paste');
 
-             this._off(this.options.fileInput, 'change');
 
-         },
 
-         _setOption: function (key, value) {
 
-             var reinit = $.inArray(key, this._specialOptions) !== -1;
 
-             if (reinit) {
 
-                 this._destroyEventHandlers();
 
-             }
 
-             this._super(key, value);
 
-             if (reinit) {
 
-                 this._initSpecialOptions();
 
-                 this._initEventHandlers();
 
-             }
 
-         },
 
-         _initSpecialOptions: function () {
 
-             var options = this.options;
 
-             if (options.fileInput === undefined) {
 
-                 options.fileInput = this.element.is('input[type="file"]') ?
 
-                         this.element : this.element.find('input[type="file"]');
 
-             } else if (!(options.fileInput instanceof $)) {
 
-                 options.fileInput = $(options.fileInput);
 
-             }
 
-             if (!(options.dropZone instanceof $)) {
 
-                 options.dropZone = $(options.dropZone);
 
-             }
 
-             if (!(options.pasteZone instanceof $)) {
 
-                 options.pasteZone = $(options.pasteZone);
 
-             }
 
-         },
 
-         _getRegExp: function (str) {
 
-             var parts = str.split('/'),
 
-                 modifiers = parts.pop();
 
-             parts.shift();
 
-             return new RegExp(parts.join('/'), modifiers);
 
-         },
 
-         _isRegExpOption: function (key, value) {
 
-             return key !== 'url' && $.type(value) === 'string' &&
 
-                 /^\/.*\/[igm]{0,3}$/.test(value);
 
-         },
 
-         _initDataAttributes: function () {
 
-             var that = this,
 
-                 options = this.options,
 
-                 clone = $(this.element[0].cloneNode(false));
 
-             // Initialize options set via HTML5 data-attributes:
 
-             $.each(
 
-                 clone.data(),
 
-                 function (key, value) {
 
-                     var dataAttributeName = 'data-' +
 
-                         // Convert camelCase to hyphen-ated key:
 
-                         key.replace(/([a-z])([A-Z])/g, '$1-$2').toLowerCase();
 
-                     if (clone.attr(dataAttributeName)) {
 
-                         if (that._isRegExpOption(key, value)) {
 
-                             value = that._getRegExp(value);
 
-                         }
 
-                         options[key] = value;
 
-                     }
 
-                 }
 
-             );
 
-         },
 
-         _create: function () {
 
-             this._initDataAttributes();
 
-             this._initSpecialOptions();
 
-             this._slots = [];
 
-             this._sequence = this._getXHRPromise(true);
 
-             this._sending = this._active = 0;
 
-             this._initProgressObject(this);
 
-             this._initEventHandlers();
 
-         },
 
-         // This method is exposed to the widget API and allows to query
 
-         // the number of active uploads:
 
-         active: function () {
 
-             return this._active;
 
-         },
 
-         // This method is exposed to the widget API and allows to query
 
-         // the widget upload progress.
 
-         // It returns an object with loaded, total and bitrate properties
 
-         // for the running uploads:
 
-         progress: function () {
 
-             return this._progress;
 
-         },
 
-         // This method is exposed to the widget API and allows adding files
 
-         // using the fileupload API. The data parameter accepts an object which
 
-         // must have a files property and can contain additional options:
 
-         // .fileupload('add', {files: filesList});
 
-         add: function (data) {
 
-             var that = this;
 
-             if (!data || this.options.disabled) {
 
-                 return;
 
-             }
 
-             if (data.fileInput && !data.files) {
 
-                 this._getFileInputFiles(data.fileInput).always(function (files) {
 
-                     data.files = files;
 
-                     that._onAdd(null, data);
 
-                 });
 
-             } else {
 
-                 data.files = $.makeArray(data.files);
 
-                 this._onAdd(null, data);
 
-             }
 
-         },
 
-         // This method is exposed to the widget API and allows sending files
 
-         // using the fileupload API. The data parameter accepts an object which
 
-         // must have a files or fileInput property and can contain additional options:
 
-         // .fileupload('send', {files: filesList});
 
-         // The method returns a Promise object for the file upload call.
 
-         send: function (data) {
 
-             if (data && !this.options.disabled) {
 
-                 if (data.fileInput && !data.files) {
 
-                     var that = this,
 
-                         dfd = $.Deferred(),
 
-                         promise = dfd.promise(),
 
-                         jqXHR,
 
-                         aborted;
 
-                     promise.abort = function () {
 
-                         aborted = true;
 
-                         if (jqXHR) {
 
-                             return jqXHR.abort();
 
-                         }
 
-                         dfd.reject(null, 'abort', 'abort');
 
-                         return promise;
 
-                     };
 
-                     this._getFileInputFiles(data.fileInput).always(
 
-                         function (files) {
 
-                             if (aborted) {
 
-                                 return;
 
-                             }
 
-                             if (!files.length) {
 
-                                 dfd.reject();
 
-                                 return;
 
-                             }
 
-                             data.files = files;
 
-                             jqXHR = that._onSend(null, data);
 
-                             jqXHR.then(
 
-                                 function (result, textStatus, jqXHR) {
 
-                                     dfd.resolve(result, textStatus, jqXHR);
 
-                                 },
 
-                                 function (jqXHR, textStatus, errorThrown) {
 
-                                     dfd.reject(jqXHR, textStatus, errorThrown);
 
-                                 }
 
-                             );
 
-                         }
 
-                     );
 
-                     return this._enhancePromise(promise);
 
-                 }
 
-                 data.files = $.makeArray(data.files);
 
-                 if (data.files.length) {
 
-                     return this._onSend(null, data);
 
-                 }
 
-             }
 
-             return this._getXHRPromise(false, data && data.context);
 
-         }
 
-     });
 
- }));
 
 
  |