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@@ -0,0 +1,1477 @@
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+/*
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+ * jQuery File Upload Plugin
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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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+
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+/* jshint nomen:false */
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+/* global define, require, window, document, location, Blob, FormData */
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+
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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 if (typeof exports === 'object') {
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+ // Node/CommonJS:
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+ factory(
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+ require('jquery'),
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+ require('./vendor/jquery.ui.widget')
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+ );
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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+ // Other callbacks:
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+
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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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+
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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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+
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+ // Callback for successful uploads:
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+ // done: function (e, data) {}, // .bind('fileuploaddone', func);
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+
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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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+
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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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+
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+ // Callback for upload progress events:
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+ // progress: function (e, data) {}, // .bind('fileuploadprogress', func);
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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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+ // Callback for successful chunk uploads:
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+ // chunkdone: function (e, data) {}, // .bind('fileuploadchunkdone', func);
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+
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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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+
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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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+
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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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+ timeout: 0
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+ },
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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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+
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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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+
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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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+
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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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+ $.support.xhrFormDataFileUpload);
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+ },
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+
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+ _getFormData: function (options) {
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+ var formData;
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+ if ($.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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+
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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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+
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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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+
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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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+
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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;
|
|
|
+ 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])).then(
|
|
|
+ function () {
|
|
|
+ if (data.errorThrown) {
|
|
|
+ return $.Deferred()
|
|
|
+ .rejectWith(that, [data]).promise();
|
|
|
+ }
|
|
|
+ return getPromise(arguments);
|
|
|
+ }
|
|
|
+ ).then(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.then(send);
|
|
|
+ } else {
|
|
|
+ this._sequence = this._sequence.then(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 (!filesLength) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ if (limitSize && 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),
|
|
|
+ restoreFocus = input.is(document.activeElement);
|
|
|
+ // 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();
|
|
|
+ // If the fileInput had focus before it was detached,
|
|
|
+ // restore focus to the inputClone.
|
|
|
+ if (restoreFocus) {
|
|
|
+ inputClone.focus();
|
|
|
+ }
|
|
|
+ // 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);
|
|
|
+ })
|
|
|
+ ).then(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)
|
|
|
+ ).then(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,
|
|
|
+ data = this.element.data();
|
|
|
+ // Initialize options set via HTML5 data-attributes:
|
|
|
+ $.each(
|
|
|
+ this.element[0].attributes,
|
|
|
+ function (index, attr) {
|
|
|
+ var key = attr.name.toLowerCase(),
|
|
|
+ value;
|
|
|
+ if (/^data-/.test(key)) {
|
|
|
+ // Convert hyphen-ated key to camelCase:
|
|
|
+ key = key.slice(5).replace(/-[a-z]/g, function (str) {
|
|
|
+ return str.charAt(1).toUpperCase();
|
|
|
+ });
|
|
|
+ value = data[key];
|
|
|
+ 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);
|
|
|
+ }
|
|
|
+
|
|
|
+ });
|
|
|
+
|
|
|
+}));
|
