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1458 lines
62 KiB
JavaScript
1458 lines
62 KiB
JavaScript
/*
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* jQuery File Upload Plugin 5.42.0
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* https://github.com/blueimp/jQuery-File-Upload
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*
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* Copyright 2010, Sebastian Tschan
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* https://blueimp.net
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*
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* Licensed under the MIT license:
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* http://www.opensource.org/licenses/MIT
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*/
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/* jshint nomen:false */
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/* global define, window, document, location, Blob, FormData */
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(function (factory) {
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'use strict';
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if (typeof define === 'function' && define.amd) {
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// Register as an anonymous AMD module:
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define([
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'jquery',
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'jquery.ui.widget'
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], factory);
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} else {
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// Browser globals:
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factory(window.jQuery);
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}
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}(function ($) {
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'use strict';
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// Detect file input support, based on
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// http://viljamis.com/blog/2012/file-upload-support-on-mobile/
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$.support.fileInput = !(new RegExp(
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// Handle devices which give false positives for the feature detection:
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'(Android (1\\.[0156]|2\\.[01]))' +
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'|(Windows Phone (OS 7|8\\.0))|(XBLWP)|(ZuneWP)|(WPDesktop)' +
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'|(w(eb)?OSBrowser)|(webOS)' +
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'|(Kindle/(1\\.0|2\\.[05]|3\\.0))'
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).test(window.navigator.userAgent) ||
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// Feature detection for all other devices:
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$('<input type="file">').prop('disabled'));
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// The FileReader API is not actually used, but works as feature detection,
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// as some Safari versions (5?) support XHR file uploads via the FormData API,
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// but not non-multipart XHR file uploads.
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// window.XMLHttpRequestUpload is not available on IE10, so we check for
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// window.ProgressEvent instead to detect XHR2 file upload capability:
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$.support.xhrFileUpload = !!(window.ProgressEvent && window.FileReader);
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$.support.xhrFormDataFileUpload = !!window.FormData;
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// Detect support for Blob slicing (required for chunked uploads):
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$.support.blobSlice = window.Blob && (Blob.prototype.slice ||
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Blob.prototype.webkitSlice || Blob.prototype.mozSlice);
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// Helper function to create drag handlers for dragover/dragenter/dragleave:
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function getDragHandler(type) {
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var isDragOver = type === 'dragover';
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return function (e) {
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e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer;
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var dataTransfer = e.dataTransfer;
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if (dataTransfer && $.inArray('Files', dataTransfer.types) !== -1 &&
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this._trigger(
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type,
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$.Event(type, {delegatedEvent: e})
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) !== false) {
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e.preventDefault();
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if (isDragOver) {
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dataTransfer.dropEffect = 'copy';
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}
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}
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};
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}
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// The fileupload widget listens for change events on file input fields defined
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// via fileInput setting and paste or drop events of the given dropZone.
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// In addition to the default jQuery Widget methods, the fileupload widget
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// exposes the "add" and "send" methods, to add or directly send files using
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// the fileupload API.
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// By default, files added via file input selection, paste, drag & drop or
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// "add" method are uploaded immediately, but it is possible to override
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// the "add" callback option to queue file uploads.
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$.widget('blueimp.fileupload', {
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options: {
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// The drop target element(s), by the default the complete document.
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// Set to null to disable drag & drop support:
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dropZone: $(document),
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// The paste target element(s), by the default undefined.
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// Set to a DOM node or jQuery object to enable file pasting:
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pasteZone: undefined,
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// The file input field(s), that are listened to for change events.
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// If undefined, it is set to the file input fields inside
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// of the widget element on plugin initialization.
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// Set to null to disable the change listener.
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fileInput: undefined,
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// By default, the file input field is replaced with a clone after
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// each input field change event. This is required for iframe transport
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// queues and allows change events to be fired for the same file
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// selection, but can be disabled by setting the following option to false:
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replaceFileInput: true,
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// The parameter name for the file form data (the request argument name).
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// If undefined or empty, the name property of the file input field is
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// used, or "files[]" if the file input name property is also empty,
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// can be a string or an array of strings:
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paramName: undefined,
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// By default, each file of a selection is uploaded using an individual
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// request for XHR type uploads. Set to false to upload file
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// selections in one request each:
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singleFileUploads: true,
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// To limit the number of files uploaded with one XHR request,
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// set the following option to an integer greater than 0:
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limitMultiFileUploads: undefined,
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// The following option limits the number of files uploaded with one
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// XHR request to keep the request size under or equal to the defined
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// limit in bytes:
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limitMultiFileUploadSize: undefined,
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// Multipart file uploads add a number of bytes to each uploaded file,
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// therefore the following option adds an overhead for each file used
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// in the limitMultiFileUploadSize configuration:
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limitMultiFileUploadSizeOverhead: 512,
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// Set the following option to true to issue all file upload requests
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// in a sequential order:
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sequentialUploads: false,
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// To limit the number of concurrent uploads,
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// set the following option to an integer greater than 0:
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limitConcurrentUploads: undefined,
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// Set the following option to true to force iframe transport uploads:
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forceIframeTransport: false,
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// Set the following option to the location of a redirect url on the
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// origin server, for cross-domain iframe transport uploads:
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redirect: undefined,
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// The parameter name for the redirect url, sent as part of the form
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// data and set to 'redirect' if this option is empty:
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redirectParamName: undefined,
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// Set the following option to the location of a postMessage window,
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// to enable postMessage transport uploads:
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postMessage: undefined,
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// By default, XHR file uploads are sent as multipart/form-data.
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// The iframe transport is always using multipart/form-data.
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// Set to false to enable non-multipart XHR uploads:
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multipart: true,
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// To upload large files in smaller chunks, set the following option
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// to a preferred maximum chunk size. If set to 0, null or undefined,
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// or the browser does not support the required Blob API, files will
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// be uploaded as a whole.
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maxChunkSize: undefined,
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// When a non-multipart upload or a chunked multipart upload has been
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// aborted, this option can be used to resume the upload by setting
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// it to the size of the already uploaded bytes. This option is most
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// useful when modifying the options object inside of the "add" or
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// "send" callbacks, as the options are cloned for each file upload.
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uploadedBytes: undefined,
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// By default, failed (abort or error) file uploads are removed from the
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// global progress calculation. Set the following option to false to
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// prevent recalculating the global progress data:
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recalculateProgress: true,
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// Interval in milliseconds to calculate and trigger progress events:
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progressInterval: 100,
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// Interval in milliseconds to calculate progress bitrate:
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bitrateInterval: 500,
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// By default, uploads are started automatically when adding files:
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autoUpload: true,
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// Error and info messages:
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messages: {
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uploadedBytes: 'Uploaded bytes exceed file size'
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},
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// Translation function, gets the message key to be translated
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// and an object with context specific data as arguments:
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i18n: function (message, context) {
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message = this.messages[message] || message.toString();
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if (context) {
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$.each(context, function (key, value) {
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message = message.replace('{' + key + '}', value);
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});
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}
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return message;
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},
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// Additional form data to be sent along with the file uploads can be set
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// using this option, which accepts an array of objects with name and
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// value properties, a function returning such an array, a FormData
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// object (for XHR file uploads), or a simple object.
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// The form of the first fileInput is given as parameter to the function:
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formData: function (form) {
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return form.serializeArray();
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},
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// The add callback is invoked as soon as files are added to the fileupload
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// widget (via file input selection, drag & drop, paste or add API call).
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// If the singleFileUploads option is enabled, this callback will be
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// called once for each file in the selection for XHR file uploads, else
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// once for each file selection.
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//
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// The upload starts when the submit method is invoked on the data parameter.
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// The data object contains a files property holding the added files
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// and allows you to override plugin options as well as define ajax settings.
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//
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// Listeners for this callback can also be bound the following way:
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// .bind('fileuploadadd', func);
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//
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// data.submit() returns a Promise object and allows to attach additional
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// handlers using jQuery's Deferred callbacks:
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// data.submit().done(func).fail(func).always(func);
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add: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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if (data.autoUpload || (data.autoUpload !== false &&
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$(this).fileupload('option', 'autoUpload'))) {
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data.process().done(function () {
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data.submit();
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});
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}
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},
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// Other callbacks:
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// Callback for the submit event of each file upload:
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// submit: function (e, data) {}, // .bind('fileuploadsubmit', func);
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// Callback for the start of each file upload request:
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// send: function (e, data) {}, // .bind('fileuploadsend', func);
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// Callback for successful uploads:
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// done: function (e, data) {}, // .bind('fileuploaddone', func);
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// Callback for failed (abort or error) uploads:
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// fail: function (e, data) {}, // .bind('fileuploadfail', func);
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// Callback for completed (success, abort or error) requests:
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// always: function (e, data) {}, // .bind('fileuploadalways', func);
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// Callback for upload progress events:
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// progress: function (e, data) {}, // .bind('fileuploadprogress', func);
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// Callback for global upload progress events:
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// progressall: function (e, data) {}, // .bind('fileuploadprogressall', func);
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// Callback for uploads start, equivalent to the global ajaxStart event:
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// start: function (e) {}, // .bind('fileuploadstart', func);
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// Callback for uploads stop, equivalent to the global ajaxStop event:
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// stop: function (e) {}, // .bind('fileuploadstop', func);
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// Callback for change events of the fileInput(s):
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// change: function (e, data) {}, // .bind('fileuploadchange', func);
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// Callback for paste events to the pasteZone(s):
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// paste: function (e, data) {}, // .bind('fileuploadpaste', func);
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// Callback for drop events of the dropZone(s):
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// drop: function (e, data) {}, // .bind('fileuploaddrop', func);
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// Callback for dragover events of the dropZone(s):
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// dragover: function (e) {}, // .bind('fileuploaddragover', func);
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// Callback for the start of each chunk upload request:
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// chunksend: function (e, data) {}, // .bind('fileuploadchunksend', func);
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// Callback for successful chunk uploads:
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// chunkdone: function (e, data) {}, // .bind('fileuploadchunkdone', func);
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// Callback for failed (abort or error) chunk uploads:
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// chunkfail: function (e, data) {}, // .bind('fileuploadchunkfail', func);
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// Callback for completed (success, abort or error) chunk upload requests:
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// chunkalways: function (e, data) {}, // .bind('fileuploadchunkalways', func);
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// The plugin options are used as settings object for the ajax calls.
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// The following are jQuery ajax settings required for the file uploads:
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processData: false,
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contentType: false,
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cache: false
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},
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// A list of options that require reinitializing event listeners and/or
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// special initialization code:
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_specialOptions: [
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'fileInput',
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'dropZone',
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'pasteZone',
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'multipart',
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'forceIframeTransport'
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],
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_blobSlice: $.support.blobSlice && function () {
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var slice = this.slice || this.webkitSlice || this.mozSlice;
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return slice.apply(this, arguments);
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},
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_BitrateTimer: function () {
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this.timestamp = ((Date.now) ? Date.now() : (new Date()).getTime());
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this.loaded = 0;
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this.bitrate = 0;
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this.getBitrate = function (now, loaded, interval) {
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var timeDiff = now - this.timestamp;
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if (!this.bitrate || !interval || timeDiff > interval) {
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this.bitrate = (loaded - this.loaded) * (1000 / timeDiff) * 8;
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this.loaded = loaded;
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this.timestamp = now;
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}
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return this.bitrate;
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};
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},
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_isXHRUpload: function (options) {
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return !options.forceIframeTransport &&
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((!options.multipart && $.support.xhrFileUpload) ||
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$.support.xhrFormDataFileUpload);
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},
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_getFormData: function (options) {
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var formData;
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if ($.type(options.formData) === 'function') {
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return options.formData(options.form);
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}
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if ($.isArray(options.formData)) {
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return options.formData;
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}
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if ($.type(options.formData) === 'object') {
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formData = [];
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$.each(options.formData, function (name, value) {
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formData.push({name: name, value: value});
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});
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return formData;
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}
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return [];
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},
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_getTotal: function (files) {
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var total = 0;
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$.each(files, function (index, file) {
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total += file.size || 1;
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});
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return total;
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},
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_initProgressObject: function (obj) {
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var progress = {
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loaded: 0,
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total: 0,
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bitrate: 0
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};
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if (obj._progress) {
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$.extend(obj._progress, progress);
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} else {
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obj._progress = progress;
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}
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},
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_initResponseObject: function (obj) {
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var prop;
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if (obj._response) {
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for (prop in obj._response) {
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if (obj._response.hasOwnProperty(prop)) {
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delete obj._response[prop];
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}
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}
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} else {
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obj._response = {};
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}
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},
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_onProgress: function (e, data) {
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if (e.lengthComputable) {
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var now = ((Date.now) ? Date.now() : (new Date()).getTime()),
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loaded;
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if (data._time && data.progressInterval &&
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(now - data._time < data.progressInterval) &&
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e.loaded !== e.total) {
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return;
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}
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data._time = now;
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loaded = Math.floor(
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e.loaded / e.total * (data.chunkSize || data._progress.total)
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) + (data.uploadedBytes || 0);
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// Add the difference from the previously loaded state
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// to the global loaded counter:
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this._progress.loaded += (loaded - data._progress.loaded);
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this._progress.bitrate = this._bitrateTimer.getBitrate(
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now,
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this._progress.loaded,
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data.bitrateInterval
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);
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data._progress.loaded = data.loaded = loaded;
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data._progress.bitrate = data.bitrate = data._bitrateTimer.getBitrate(
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now,
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loaded,
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data.bitrateInterval
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);
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// Trigger a custom progress event with a total data property set
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// to the file size(s) of the current upload and a loaded data
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// property calculated accordingly:
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this._trigger(
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'progress',
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$.Event('progress', {delegatedEvent: e}),
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data
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);
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// Trigger a global progress event for all current file uploads,
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// including ajax calls queued for sequential file uploads:
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this._trigger(
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'progressall',
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$.Event('progressall', {delegatedEvent: e}),
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this._progress
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);
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}
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},
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_initProgressListener: function (options) {
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var that = this,
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xhr = options.xhr ? options.xhr() : $.ajaxSettings.xhr();
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// Accesss to the native XHR object is required to add event listeners
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// for the upload progress event:
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if (xhr.upload) {
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$(xhr.upload).bind('progress', function (e) {
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var oe = e.originalEvent;
|
|
// Make sure the progress event properties get copied over:
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e.lengthComputable = oe.lengthComputable;
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e.loaded = oe.loaded;
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e.total = oe.total;
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that._onProgress(e, options);
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});
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options.xhr = function () {
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return xhr;
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};
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}
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},
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_isInstanceOf: function (type, obj) {
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|
// Cross-frame instanceof check
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|
return Object.prototype.toString.call(obj) === '[object ' + type + ']';
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},
|
|
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_initXHRData: function (options) {
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var that = this,
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formData,
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file = options.files[0],
|
|
// Ignore non-multipart setting if not supported:
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multipart = options.multipart || !$.support.xhrFileUpload,
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paramName = $.type(options.paramName) === 'array' ?
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options.paramName[0] : options.paramName;
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options.headers = $.extend({}, options.headers);
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if (options.contentRange) {
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options.headers['Content-Range'] = options.contentRange;
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}
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|
if (!multipart || options.blob || !this._isInstanceOf('File', file)) {
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options.headers['Content-Disposition'] = 'attachment; filename="' +
|
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encodeURI(file.name) + '"';
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|
}
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|
if (!multipart) {
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options.contentType = file.type || 'application/octet-stream';
|
|
options.data = options.blob || file;
|
|
} else if ($.support.xhrFormDataFileUpload) {
|
|
if (options.postMessage) {
|
|
// window.postMessage does not allow sending FormData
|
|
// objects, so we just add the File/Blob objects to
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// the formData array and let the postMessage window
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// create the FormData object out of this array:
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formData = this._getFormData(options);
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if (options.blob) {
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formData.push({
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name: paramName,
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value: options.blob
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});
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} else {
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$.each(options.files, function (index, file) {
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formData.push({
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name: ($.type(options.paramName) === 'array' &&
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options.paramName[index]) || paramName,
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value: file
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});
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});
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}
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} else {
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if (that._isInstanceOf('FormData', options.formData)) {
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formData = options.formData;
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} else {
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formData = new FormData();
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$.each(this._getFormData(options), function (index, field) {
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formData.append(field.name, field.value);
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});
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}
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if (options.blob) {
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formData.append(paramName, options.blob, file.name);
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} else {
|
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$.each(options.files, function (index, file) {
|
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// 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);
|
|
}
|
|
|
|
});
|
|
|
|
}));
|