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-/*
- * jQuery File Upload Plugin 5.42.3
- * https://github.com/blueimp/jQuery-File-Upload
- *
- * Copyright 2010, Sebastian Tschan
- * https://blueimp.net
- *
- * Licensed under the MIT license:
- * http://www.opensource.org/licenses/MIT
- */
-
-/* jshint nomen:false */
-/* global define, require, window, document, location, Blob, FormData */
-
-(function (factory) {
- 'use strict';
- if (typeof define === 'function' && define.amd) {
- // Register as an anonymous AMD module:
- define([
- 'jquery',
- 'jquery.ui.widget'
- ], factory);
- } else if (typeof exports === 'object') {
- // Node/CommonJS:
- factory(
- require('jquery'),
- require('./vendor/jquery.ui.widget')
- );
- } else {
- // Browser globals:
- factory(window.jQuery);
- }
-}(function ($) {
- 'use strict';
-
- // Detect file input support, based on
- // http://viljamis.com/blog/2012/file-upload-support-on-mobile/
- $.support.fileInput = !(new RegExp(
- // Handle devices which give false positives for the feature detection:
- '(Android (1\\.[0156]|2\\.[01]))' +
- '|(Windows Phone (OS 7|8\\.0))|(XBLWP)|(ZuneWP)|(WPDesktop)' +
- '|(w(eb)?OSBrowser)|(webOS)' +
- '|(Kindle/(1\\.0|2\\.[05]|3\\.0))'
- ).test(window.navigator.userAgent) ||
- // Feature detection for all other devices:
- $('<input type="file">').prop('disabled'));
-
- // The FileReader API is not actually used, but works as feature detection,
- // as some Safari versions (5?) support XHR file uploads via the FormData API,
- // but not non-multipart XHR file uploads.
- // window.XMLHttpRequestUpload is not available on IE10, so we check for
- // window.ProgressEvent instead to detect XHR2 file upload capability:
- $.support.xhrFileUpload = !!(window.ProgressEvent && window.FileReader);
- $.support.xhrFormDataFileUpload = !!window.FormData;
-
- // Detect support for Blob slicing (required for chunked uploads):
- $.support.blobSlice = window.Blob && (Blob.prototype.slice ||
- Blob.prototype.webkitSlice || Blob.prototype.mozSlice);
-
- // Helper function to create drag handlers for dragover/dragenter/dragleave:
- function getDragHandler(type) {
- var isDragOver = type === 'dragover';
- return function (e) {
- e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer;
- var dataTransfer = e.dataTransfer;
- if (dataTransfer && $.inArray('Files', dataTransfer.types) !== -1 &&
- this._trigger(
- type,
- $.Event(type, {delegatedEvent: e})
- ) !== false) {
- e.preventDefault();
- if (isDragOver) {
- dataTransfer.dropEffect = 'copy';
- }
- }
- };
- }
-
- // The fileupload widget listens for change events on file input fields defined
- // via fileInput setting and paste or drop events of the given dropZone.
- // In addition to the default jQuery Widget methods, the fileupload widget
- // exposes the "add" and "send" methods, to add or directly send files using
- // the fileupload API.
- // By default, files added via file input selection, paste, drag & drop or
- // "add" method are uploaded immediately, but it is possible to override
- // the "add" callback option to queue file uploads.
- $.widget('blueimp.fileupload', {
-
- options: {
- // The drop target element(s), by the default the complete document.
- // Set to null to disable drag & drop support:
- dropZone: $(document),
- // The paste target element(s), by the default undefined.
- // Set to a DOM node or jQuery object to enable file pasting:
- pasteZone: undefined,
- // The file input field(s), that are listened to for change events.
- // If undefined, it is set to the file input fields inside
- // of the widget element on plugin initialization.
- // Set to null to disable the change listener.
- fileInput: undefined,
- // By default, the file input field is replaced with a clone after
- // each input field change event. This is required for iframe transport
- // queues and allows change events to be fired for the same file
- // selection, but can be disabled by setting the following option to false:
- replaceFileInput: true,
- // The parameter name for the file form data (the request argument name).
- // If undefined or empty, the name property of the file input field is
- // used, or "files[]" if the file input name property is also empty,
- // can be a string or an array of strings:
- paramName: undefined,
- // By default, each file of a selection is uploaded using an individual
- // request for XHR type uploads. Set to false to upload file
- // selections in one request each:
- singleFileUploads: true,
- // To limit the number of files uploaded with one XHR request,
- // set the following option to an integer greater than 0:
- limitMultiFileUploads: undefined,
- // The following option limits the number of files uploaded with one
- // XHR request to keep the request size under or equal to the defined
- // limit in bytes:
- limitMultiFileUploadSize: undefined,
- // Multipart file uploads add a number of bytes to each uploaded file,
- // therefore the following option adds an overhead for each file used
- // in the limitMultiFileUploadSize configuration:
- limitMultiFileUploadSizeOverhead: 512,
- // Set the following option to true to issue all file upload requests
- // in a sequential order:
- sequentialUploads: false,
- // To limit the number of concurrent uploads,
- // set the following option to an integer greater than 0:
- limitConcurrentUploads: undefined,
- // Set the following option to true to force iframe transport uploads:
- forceIframeTransport: false,
- // Set the following option to the location of a redirect url on the
- // origin server, for cross-domain iframe transport uploads:
- redirect: undefined,
- // The parameter name for the redirect url, sent as part of the form
- // data and set to 'redirect' if this option is empty:
- redirectParamName: undefined,
- // Set the following option to the location of a postMessage window,
- // to enable postMessage transport uploads:
- postMessage: undefined,
- // By default, XHR file uploads are sent as multipart/form-data.
- // The iframe transport is always using multipart/form-data.
- // Set to false to enable non-multipart XHR uploads:
- multipart: true,
- // To upload large files in smaller chunks, set the following option
- // to a preferred maximum chunk size. If set to 0, null or undefined,
- // or the browser does not support the required Blob API, files will
- // be uploaded as a whole.
- maxChunkSize: undefined,
- // When a non-multipart upload or a chunked multipart upload has been
- // aborted, this option can be used to resume the upload by setting
- // it to the size of the already uploaded bytes. This option is most
- // useful when modifying the options object inside of the "add" or
- // "send" callbacks, as the options are cloned for each file upload.
- uploadedBytes: undefined,
- // By default, failed (abort or error) file uploads are removed from the
- // global progress calculation. Set the following option to false to
- // prevent recalculating the global progress data:
- recalculateProgress: true,
- // Interval in milliseconds to calculate and trigger progress events:
- progressInterval: 100,
- // Interval in milliseconds to calculate progress bitrate:
- bitrateInterval: 500,
- // By default, uploads are started automatically when adding files:
- autoUpload: true,
-
- // Error and info messages:
- messages: {
- uploadedBytes: 'Uploaded bytes exceed file size'
- },
-
- // Translation function, gets the message key to be translated
- // and an object with context specific data as arguments:
- i18n: function (message, context) {
- message = this.messages[message] || message.toString();
- if (context) {
- $.each(context, function (key, value) {
- message = message.replace('{' + key + '}', value);
- });
- }
- return message;
- },
-
- // Additional form data to be sent along with the file uploads can be set
- // using this option, which accepts an array of objects with name and
- // value properties, a function returning such an array, a FormData
- // object (for XHR file uploads), or a simple object.
- // The form of the first fileInput is given as parameter to the function:
- formData: function (form) {
- return form.serializeArray();
- },
-
- // The add callback is invoked as soon as files are added to the fileupload
- // widget (via file input selection, drag & drop, paste or add API call).
- // If the singleFileUploads option is enabled, this callback will be
- // called once for each file in the selection for XHR file uploads, else
- // once for each file selection.
- //
- // The upload starts when the submit method is invoked on the data parameter.
- // The data object contains a files property holding the added files
- // and allows you to override plugin options as well as define ajax settings.
- //
- // Listeners for this callback can also be bound the following way:
- // .bind('fileuploadadd', func);
- //
- // data.submit() returns a Promise object and allows to attach additional
- // handlers using jQuery's Deferred callbacks:
- // data.submit().done(func).fail(func).always(func);
- add: function (e, data) {
- if (e.isDefaultPrevented()) {
- return false;
- }
- if (data.autoUpload || (data.autoUpload !== false &&
- $(this).fileupload('option', 'autoUpload'))) {
- data.process().done(function () {
- data.submit();
- });
- }
- },
-
- // Other callbacks:
-
- // Callback for the submit event of each file upload:
- // submit: function (e, data) {}, // .bind('fileuploadsubmit', func);
-
- // Callback for the start of each file upload request:
- // send: function (e, data) {}, // .bind('fileuploadsend', func);
-
- // Callback for successful uploads:
- // done: function (e, data) {}, // .bind('fileuploaddone', func);
-
- // Callback for failed (abort or error) uploads:
- // fail: function (e, data) {}, // .bind('fileuploadfail', func);
-
- // Callback for completed (success, abort or error) requests:
- // always: function (e, data) {}, // .bind('fileuploadalways', func);
-
- // Callback for upload progress events:
- // progress: function (e, data) {}, // .bind('fileuploadprogress', func);
-
- // Callback for global upload progress events:
- // progressall: function (e, data) {}, // .bind('fileuploadprogressall', func);
-
- // Callback for uploads start, equivalent to the global ajaxStart event:
- // start: function (e) {}, // .bind('fileuploadstart', func);
-
- // Callback for uploads stop, equivalent to the global ajaxStop event:
- // stop: function (e) {}, // .bind('fileuploadstop', func);
-
- // Callback for change events of the fileInput(s):
- // change: function (e, data) {}, // .bind('fileuploadchange', func);
-
- // Callback for paste events to the pasteZone(s):
- // paste: function (e, data) {}, // .bind('fileuploadpaste', func);
-
- // Callback for drop events of the dropZone(s):
- // drop: function (e, data) {}, // .bind('fileuploaddrop', func);
-
- // Callback for dragover events of the dropZone(s):
- // dragover: function (e) {}, // .bind('fileuploaddragover', func);
-
- // Callback for the start of each chunk upload request:
- // chunksend: function (e, data) {}, // .bind('fileuploadchunksend', func);
-
- // Callback for successful chunk uploads:
- // chunkdone: function (e, data) {}, // .bind('fileuploadchunkdone', func);
-
- // Callback for failed (abort or error) chunk uploads:
- // chunkfail: function (e, data) {}, // .bind('fileuploadchunkfail', func);
-
- // Callback for completed (success, abort or error) chunk upload requests:
- // chunkalways: function (e, data) {}, // .bind('fileuploadchunkalways', func);
-
- // The plugin options are used as settings object for the ajax calls.
- // The following are jQuery ajax settings required for the file uploads:
- processData: false,
- contentType: false,
- cache: false
- },
-
- // A list of options that require reinitializing event listeners and/or
- // special initialization code:
- _specialOptions: [
- 'fileInput',
- 'dropZone',
- 'pasteZone',
- 'multipart',
- 'forceIframeTransport'
- ],
-
- _blobSlice: $.support.blobSlice && function () {
- var slice = this.slice || this.webkitSlice || this.mozSlice;
- return slice.apply(this, arguments);
- },
-
- _BitrateTimer: function () {
- this.timestamp = ((Date.now) ? Date.now() : (new Date()).getTime());
- this.loaded = 0;
- this.bitrate = 0;
- this.getBitrate = function (now, loaded, interval) {
- var timeDiff = now - this.timestamp;
- if (!this.bitrate || !interval || timeDiff > interval) {
- this.bitrate = (loaded - this.loaded) * (1000 / timeDiff) * 8;
- this.loaded = loaded;
- this.timestamp = now;
- }
- return this.bitrate;
- };
- },
-
- _isXHRUpload: function (options) {
- return !options.forceIframeTransport &&
- ((!options.multipart && $.support.xhrFileUpload) ||
- $.support.xhrFormDataFileUpload);
- },
-
- _getFormData: function (options) {
- var formData;
- if ($.type(options.formData) === 'function') {
- return options.formData(options.form);
- }
- if ($.isArray(options.formData)) {
- return options.formData;
- }
- if ($.type(options.formData) === 'object') {
- formData = [];
- $.each(options.formData, function (name, value) {
- formData.push({name: name, value: value});
- });
- return formData;
- }
- return [];
- },
-
- _getTotal: function (files) {
- var total = 0;
- $.each(files, function (index, file) {
- total += file.size || 1;
- });
- return total;
- },
-
- _initProgressObject: function (obj) {
- var progress = {
- loaded: 0,
- total: 0,
- bitrate: 0
- };
- if (obj._progress) {
- $.extend(obj._progress, progress);
- } else {
- obj._progress = progress;
- }
- },
-
- _initResponseObject: function (obj) {
- var prop;
- if (obj._response) {
- for (prop in obj._response) {
- if (obj._response.hasOwnProperty(prop)) {
- delete obj._response[prop];
- }
- }
- } else {
- obj._response = {};
- }
- },
-
- _onProgress: function (e, data) {
- if (e.lengthComputable) {
- var now = ((Date.now) ? Date.now() : (new Date()).getTime()),
- loaded;
- if (data._time && data.progressInterval &&
- (now - data._time < data.progressInterval) &&
- e.loaded !== e.total) {
- return;
- }
- data._time = now;
- loaded = Math.floor(
- e.loaded / e.total * (data.chunkSize || data._progress.total)
- ) + (data.uploadedBytes || 0);
- // Add the difference from the previously loaded state
- // to the global loaded counter:
- this._progress.loaded += (loaded - data._progress.loaded);
- this._progress.bitrate = this._bitrateTimer.getBitrate(
- now,
- this._progress.loaded,
- data.bitrateInterval
- );
- data._progress.loaded = data.loaded = loaded;
- data._progress.bitrate = data.bitrate = data._bitrateTimer.getBitrate(
- now,
- loaded,
- data.bitrateInterval
- );
- // Trigger a custom progress event with a total data property set
- // to the file size(s) of the current upload and a loaded data
- // property calculated accordingly:
- this._trigger(
- 'progress',
- $.Event('progress', {delegatedEvent: e}),
- data
- );
- // Trigger a global progress event for all current file uploads,
- // including ajax calls queued for sequential file uploads:
- this._trigger(
- 'progressall',
- $.Event('progressall', {delegatedEvent: e}),
- this._progress
- );
- }
- },
-
- _initProgressListener: function (options) {
- var that = this,
- xhr = options.xhr ? options.xhr() : $.ajaxSettings.xhr();
- // Accesss to the native XHR object is required to add event listeners
- // for the upload progress event:
- if (xhr.upload) {
- $(xhr.upload).bind('progress', function (e) {
- var oe = e.originalEvent;
- // Make sure the progress event properties get copied over:
- e.lengthComputable = oe.lengthComputable;
- e.loaded = oe.loaded;
- e.total = oe.total;
- that._onProgress(e, options);
- });
- options.xhr = function () {
- return xhr;
- };
- }
- },
-
- _isInstanceOf: function (type, obj) {
- // Cross-frame instanceof check
- return Object.prototype.toString.call(obj) === '[object ' + type + ']';
- },
-
- _initXHRData: function (options) {
- var that = this,
- formData,
- file = options.files[0],
- // Ignore non-multipart setting if not supported:
- multipart = options.multipart || !$.support.xhrFileUpload,
- paramName = $.type(options.paramName) === 'array' ?
- options.paramName[0] : options.paramName;
- options.headers = $.extend({}, options.headers);
- if (options.contentRange) {
- options.headers['Content-Range'] = options.contentRange;
- }
- if (!multipart || options.blob || !this._isInstanceOf('File', file)) {
- options.headers['Content-Disposition'] = 'attachment; filename="' +
- encodeURI(file.name) + '"';
- }
- if (!multipart) {
- options.contentType = file.type || 'application/octet-stream';
- options.data = options.blob || file;
- } else if ($.support.xhrFormDataFileUpload) {
- if (options.postMessage) {
- // window.postMessage does not allow sending FormData
- // objects, so we just add the File/Blob objects to
- // the formData array and let the postMessage window
- // create the FormData object out of this array:
- formData = this._getFormData(options);
- if (options.blob) {
- formData.push({
- name: paramName,
- value: options.blob
- });
- } else {
- $.each(options.files, function (index, file) {
- formData.push({
- name: ($.type(options.paramName) === 'array' &&
- options.paramName[index]) || paramName,
- value: file
- });
- });
- }
- } else {
- if (that._isInstanceOf('FormData', options.formData)) {
- formData = options.formData;
- } else {
- formData = new FormData();
- $.each(this._getFormData(options), function (index, field) {
- formData.append(field.name, field.value);
- });
- }
- if (options.blob) {
- formData.append(paramName, options.blob, file.name);
- } else {
- $.each(options.files, function (index, file) {
- // This check allows the tests to run with
- // dummy objects:
- if (that._isInstanceOf('File', file) ||
- that._isInstanceOf('Blob', file)) {
- formData.append(
- ($.type(options.paramName) === 'array' &&
- options.paramName[index]) || paramName,
- file,
- file.uploadName || file.name
- );
- }
- });
- }
- }
- options.data = formData;
- }
- // Blob reference is not needed anymore, free memory:
- options.blob = null;
- },
-
- _initIframeSettings: function (options) {
- var targetHost = $('<a></a>').prop('href', options.url).prop('host');
- // Setting the dataType to iframe enables the iframe transport:
- options.dataType = 'iframe ' + (options.dataType || '');
- // The iframe transport accepts a serialized array as form data:
- options.formData = this._getFormData(options);
- // Add redirect url to form data on cross-domain uploads:
- if (options.redirect && targetHost && targetHost !== location.host) {
- options.formData.push({
- name: options.redirectParamName || 'redirect',
- value: options.redirect
- });
- }
- },
-
- _initDataSettings: function (options) {
- if (this._isXHRUpload(options)) {
- if (!this._chunkedUpload(options, true)) {
- if (!options.data) {
- this._initXHRData(options);
- }
- this._initProgressListener(options);
- }
- if (options.postMessage) {
- // Setting the dataType to postmessage enables the
- // postMessage transport:
- options.dataType = 'postmessage ' + (options.dataType || '');
- }
- } else {
- this._initIframeSettings(options);
- }
- },
-
- _getParamName: function (options) {
- var fileInput = $(options.fileInput),
- paramName = options.paramName;
- if (!paramName) {
- paramName = [];
- fileInput.each(function () {
- var input = $(this),
- name = input.prop('name') || 'files[]',
- i = (input.prop('files') || [1]).length;
- while (i) {
- paramName.push(name);
- i -= 1;
- }
- });
- if (!paramName.length) {
- paramName = [fileInput.prop('name') || 'files[]'];
- }
- } else if (!$.isArray(paramName)) {
- paramName = [paramName];
- }
- return paramName;
- },
-
- _initFormSettings: function (options) {
- // Retrieve missing options from the input field and the
- // associated form, if available:
- if (!options.form || !options.form.length) {
- options.form = $(options.fileInput.prop('form'));
- // If the given file input doesn't have an associated form,
- // use the default widget file input's form:
- if (!options.form.length) {
- options.form = $(this.options.fileInput.prop('form'));
- }
- }
- options.paramName = this._getParamName(options);
- if (!options.url) {
- options.url = options.form.prop('action') || location.href;
- }
- // The HTTP request method must be "POST" or "PUT":
- options.type = (options.type ||
- ($.type(options.form.prop('method')) === 'string' &&
- options.form.prop('method')) || ''
- ).toUpperCase();
- if (options.type !== 'POST' && options.type !== 'PUT' &&
- options.type !== 'PATCH') {
- options.type = 'POST';
- }
- if (!options.formAcceptCharset) {
- options.formAcceptCharset = options.form.attr('accept-charset');
- }
- },
-
- _getAJAXSettings: function (data) {
- var options = $.extend({}, this.options, data);
- this._initFormSettings(options);
- this._initDataSettings(options);
- return options;
- },
-
- // jQuery 1.6 doesn't provide .state(),
- // while jQuery 1.8+ removed .isRejected() and .isResolved():
- _getDeferredState: function (deferred) {
- if (deferred.state) {
- return deferred.state();
- }
- if (deferred.isResolved()) {
- return 'resolved';
- }
- if (deferred.isRejected()) {
- return 'rejected';
- }
- return 'pending';
- },
-
- // Maps jqXHR callbacks to the equivalent
- // methods of the given Promise object:
- _enhancePromise: function (promise) {
- promise.success = promise.done;
- promise.error = promise.fail;
- promise.complete = promise.always;
- return promise;
- },
-
- // Creates and returns a Promise object enhanced with
- // the jqXHR methods abort, success, error and complete:
- _getXHRPromise: function (resolveOrReject, context, args) {
- var dfd = $.Deferred(),
- promise = dfd.promise();
- context = context || this.options.context || promise;
- if (resolveOrReject === true) {
- dfd.resolveWith(context, args);
- } else if (resolveOrReject === false) {
- dfd.rejectWith(context, args);
- }
- promise.abort = dfd.promise;
- return this._enhancePromise(promise);
- },
-
- // Adds convenience methods to the data callback argument:
- _addConvenienceMethods: function (e, data) {
- var that = this,
- getPromise = function (args) {
- return $.Deferred().resolveWith(that, args).promise();
- };
- data.process = function (resolveFunc, rejectFunc) {
- if (resolveFunc || rejectFunc) {
- data._processQueue = this._processQueue =
- (this._processQueue || getPromise([this])).pipe(
- function () {
- if (data.errorThrown) {
- return $.Deferred()
- .rejectWith(that, [data]).promise();
- }
- return getPromise(arguments);
- }
- ).pipe(resolveFunc, rejectFunc);
- }
- return this._processQueue || getPromise([this]);
- };
- data.submit = function () {
- if (this.state() !== 'pending') {
- data.jqXHR = this.jqXHR =
- (that._trigger(
- 'submit',
- $.Event('submit', {delegatedEvent: e}),
- this
- ) !== false) && that._onSend(e, this);
- }
- return this.jqXHR || that._getXHRPromise();
- };
- data.abort = function () {
- if (this.jqXHR) {
- return this.jqXHR.abort();
- }
- this.errorThrown = 'abort';
- that._trigger('fail', null, this);
- return that._getXHRPromise(false);
- };
- data.state = function () {
- if (this.jqXHR) {
- return that._getDeferredState(this.jqXHR);
- }
- if (this._processQueue) {
- return that._getDeferredState(this._processQueue);
- }
- };
- data.processing = function () {
- return !this.jqXHR && this._processQueue && that
- ._getDeferredState(this._processQueue) === 'pending';
- };
- data.progress = function () {
- return this._progress;
- };
- data.response = function () {
- return this._response;
- };
- },
-
- // Parses the Range header from the server response
- // and returns the uploaded bytes:
- _getUploadedBytes: function (jqXHR) {
- var range = jqXHR.getResponseHeader('Range'),
- parts = range && range.split('-'),
- upperBytesPos = parts && parts.length > 1 &&
- parseInt(parts[1], 10);
- return upperBytesPos && upperBytesPos + 1;
- },
-
- // Uploads a file in multiple, sequential requests
- // by splitting the file up in multiple blob chunks.
- // If the second parameter is true, only tests if the file
- // should be uploaded in chunks, but does not invoke any
- // upload requests:
- _chunkedUpload: function (options, testOnly) {
- options.uploadedBytes = options.uploadedBytes || 0;
- var that = this,
- file = options.files[0],
- fs = file.size,
- ub = options.uploadedBytes,
- mcs = options.maxChunkSize || fs,
- slice = this._blobSlice,
- dfd = $.Deferred(),
- promise = dfd.promise(),
- jqXHR,
- upload;
- if (!(this._isXHRUpload(options) && slice && (ub || mcs < fs)) ||
- options.data) {
- return false;
- }
- if (testOnly) {
- return true;
- }
- if (ub >= fs) {
- file.error = options.i18n('uploadedBytes');
- return this._getXHRPromise(
- false,
- options.context,
- [null, 'error', file.error]
- );
- }
- // The chunk upload method:
- upload = function () {
- // Clone the options object for each chunk upload:
- var o = $.extend({}, options),
- currentLoaded = o._progress.loaded;
- o.blob = slice.call(
- file,
- ub,
- ub + mcs,
- file.type
- );
- // Store the current chunk size, as the blob itself
- // will be dereferenced after data processing:
- o.chunkSize = o.blob.size;
- // Expose the chunk bytes position range:
- o.contentRange = 'bytes ' + ub + '-' +
- (ub + o.chunkSize - 1) + '/' + fs;
- // Process the upload data (the blob and potential form data):
- that._initXHRData(o);
- // Add progress listeners for this chunk upload:
- that._initProgressListener(o);
- jqXHR = ((that._trigger('chunksend', null, o) !== false && $.ajax(o)) ||
- that._getXHRPromise(false, o.context))
- .done(function (result, textStatus, jqXHR) {
- ub = that._getUploadedBytes(jqXHR) ||
- (ub + o.chunkSize);
- // Create a progress event if no final progress event
- // with loaded equaling total has been triggered
- // for this chunk:
- if (currentLoaded + o.chunkSize - o._progress.loaded) {
- that._onProgress($.Event('progress', {
- lengthComputable: true,
- loaded: ub - o.uploadedBytes,
- total: ub - o.uploadedBytes
- }), o);
- }
- options.uploadedBytes = o.uploadedBytes = ub;
- o.result = result;
- o.textStatus = textStatus;
- o.jqXHR = jqXHR;
- that._trigger('chunkdone', null, o);
- that._trigger('chunkalways', null, o);
- if (ub < fs) {
- // File upload not yet complete,
- // continue with the next chunk:
- upload();
- } else {
- dfd.resolveWith(
- o.context,
- [result, textStatus, jqXHR]
- );
- }
- })
- .fail(function (jqXHR, textStatus, errorThrown) {
- o.jqXHR = jqXHR;
- o.textStatus = textStatus;
- o.errorThrown = errorThrown;
- that._trigger('chunkfail', null, o);
- that._trigger('chunkalways', null, o);
- dfd.rejectWith(
- o.context,
- [jqXHR, textStatus, errorThrown]
- );
- });
- };
- this._enhancePromise(promise);
- promise.abort = function () {
- return jqXHR.abort();
- };
- upload();
- return promise;
- },
-
- _beforeSend: function (e, data) {
- if (this._active === 0) {
- // the start callback is triggered when an upload starts
- // and no other uploads are currently running,
- // equivalent to the global ajaxStart event:
- this._trigger('start');
- // Set timer for global bitrate progress calculation:
- this._bitrateTimer = new this._BitrateTimer();
- // Reset the global progress values:
- this._progress.loaded = this._progress.total = 0;
- this._progress.bitrate = 0;
- }
- // Make sure the container objects for the .response() and
- // .progress() methods on the data object are available
- // and reset to their initial state:
- this._initResponseObject(data);
- this._initProgressObject(data);
- data._progress.loaded = data.loaded = data.uploadedBytes || 0;
- data._progress.total = data.total = this._getTotal(data.files) || 1;
- data._progress.bitrate = data.bitrate = 0;
- this._active += 1;
- // Initialize the global progress values:
- this._progress.loaded += data.loaded;
- this._progress.total += data.total;
- },
-
- _onDone: function (result, textStatus, jqXHR, options) {
- var total = options._progress.total,
- response = options._response;
- if (options._progress.loaded < total) {
- // Create a progress event if no final progress event
- // with loaded equaling total has been triggered:
- this._onProgress($.Event('progress', {
- lengthComputable: true,
- loaded: total,
- total: total
- }), options);
- }
- response.result = options.result = result;
- response.textStatus = options.textStatus = textStatus;
- response.jqXHR = options.jqXHR = jqXHR;
- this._trigger('done', null, options);
- },
-
- _onFail: function (jqXHR, textStatus, errorThrown, options) {
- var response = options._response;
- if (options.recalculateProgress) {
- // Remove the failed (error or abort) file upload from
- // the global progress calculation:
- this._progress.loaded -= options._progress.loaded;
- this._progress.total -= options._progress.total;
- }
- response.jqXHR = options.jqXHR = jqXHR;
- response.textStatus = options.textStatus = textStatus;
- response.errorThrown = options.errorThrown = errorThrown;
- this._trigger('fail', null, options);
- },
-
- _onAlways: function (jqXHRorResult, textStatus, jqXHRorError, options) {
- // jqXHRorResult, textStatus and jqXHRorError are added to the
- // options object via done and fail callbacks
- this._trigger('always', null, options);
- },
-
- _onSend: function (e, data) {
- if (!data.submit) {
- this._addConvenienceMethods(e, data);
- }
- var that = this,
- jqXHR,
- aborted,
- slot,
- pipe,
- options = that._getAJAXSettings(data),
- send = function () {
- that._sending += 1;
- // Set timer for bitrate progress calculation:
- options._bitrateTimer = new that._BitrateTimer();
- jqXHR = jqXHR || (
- ((aborted || that._trigger(
- 'send',
- $.Event('send', {delegatedEvent: e}),
- options
- ) === false) &&
- that._getXHRPromise(false, options.context, aborted)) ||
- that._chunkedUpload(options) || $.ajax(options)
- ).done(function (result, textStatus, jqXHR) {
- that._onDone(result, textStatus, jqXHR, options);
- }).fail(function (jqXHR, textStatus, errorThrown) {
- that._onFail(jqXHR, textStatus, errorThrown, options);
- }).always(function (jqXHRorResult, textStatus, jqXHRorError) {
- that._onAlways(
- jqXHRorResult,
- textStatus,
- jqXHRorError,
- options
- );
- that._sending -= 1;
- that._active -= 1;
- if (options.limitConcurrentUploads &&
- options.limitConcurrentUploads > that._sending) {
- // Start the next queued upload,
- // that has not been aborted:
- var nextSlot = that._slots.shift();
- while (nextSlot) {
- if (that._getDeferredState(nextSlot) === 'pending') {
- nextSlot.resolve();
- break;
- }
- nextSlot = that._slots.shift();
- }
- }
- if (that._active === 0) {
- // The stop callback is triggered when all uploads have
- // been completed, equivalent to the global ajaxStop event:
- that._trigger('stop');
- }
- });
- return jqXHR;
- };
- this._beforeSend(e, options);
- if (this.options.sequentialUploads ||
- (this.options.limitConcurrentUploads &&
- this.options.limitConcurrentUploads <= this._sending)) {
- if (this.options.limitConcurrentUploads > 1) {
- slot = $.Deferred();
- this._slots.push(slot);
- pipe = slot.pipe(send);
- } else {
- this._sequence = this._sequence.pipe(send, send);
- pipe = this._sequence;
- }
- // Return the piped Promise object, enhanced with an abort method,
- // which is delegated to the jqXHR object of the current upload,
- // and jqXHR callbacks mapped to the equivalent Promise methods:
- pipe.abort = function () {
- aborted = [undefined, 'abort', 'abort'];
- if (!jqXHR) {
- if (slot) {
- slot.rejectWith(options.context, aborted);
- }
- return send();
- }
- return jqXHR.abort();
- };
- return this._enhancePromise(pipe);
- }
- return send();
- },
-
- _onAdd: function (e, data) {
- var that = this,
- result = true,
- options = $.extend({}, this.options, data),
- files = data.files,
- filesLength = files.length,
- limit = options.limitMultiFileUploads,
- limitSize = options.limitMultiFileUploadSize,
- overhead = options.limitMultiFileUploadSizeOverhead,
- batchSize = 0,
- paramName = this._getParamName(options),
- paramNameSet,
- paramNameSlice,
- fileSet,
- i,
- j = 0;
- if (limitSize && (!filesLength || files[0].size === undefined)) {
- limitSize = undefined;
- }
- if (!(options.singleFileUploads || limit || limitSize) ||
- !this._isXHRUpload(options)) {
- fileSet = [files];
- paramNameSet = [paramName];
- } else if (!(options.singleFileUploads || limitSize) && limit) {
- fileSet = [];
- paramNameSet = [];
- for (i = 0; i < filesLength; i += limit) {
- fileSet.push(files.slice(i, i + limit));
- paramNameSlice = paramName.slice(i, i + limit);
- if (!paramNameSlice.length) {
- paramNameSlice = paramName;
- }
- paramNameSet.push(paramNameSlice);
- }
- } else if (!options.singleFileUploads && limitSize) {
- fileSet = [];
- paramNameSet = [];
- for (i = 0; i < filesLength; i = i + 1) {
- batchSize += files[i].size + overhead;
- if (i + 1 === filesLength ||
- ((batchSize + files[i + 1].size + overhead) > limitSize) ||
- (limit && i + 1 - j >= limit)) {
- fileSet.push(files.slice(j, i + 1));
- paramNameSlice = paramName.slice(j, i + 1);
- if (!paramNameSlice.length) {
- paramNameSlice = paramName;
- }
- paramNameSet.push(paramNameSlice);
- j = i + 1;
- batchSize = 0;
- }
- }
- } else {
- paramNameSet = paramName;
- }
- data.originalFiles = files;
- $.each(fileSet || files, function (index, element) {
- var newData = $.extend({}, data);
- newData.files = fileSet ? element : [element];
- newData.paramName = paramNameSet[index];
- that._initResponseObject(newData);
- that._initProgressObject(newData);
- that._addConvenienceMethods(e, newData);
- result = that._trigger(
- 'add',
- $.Event('add', {delegatedEvent: e}),
- newData
- );
- return result;
- });
- return result;
- },
-
- _replaceFileInput: function (data) {
- var input = data.fileInput,
- inputClone = input.clone(true);
- // Add a reference for the new cloned file input to the data argument:
- data.fileInputClone = inputClone;
- $('<form></form>').append(inputClone)[0].reset();
- // Detaching allows to insert the fileInput on another form
- // without loosing the file input value:
- input.after(inputClone).detach();
- // Avoid memory leaks with the detached file input:
- $.cleanData(input.unbind('remove'));
- // Replace the original file input element in the fileInput
- // elements set with the clone, which has been copied including
- // event handlers:
- this.options.fileInput = this.options.fileInput.map(function (i, el) {
- if (el === input[0]) {
- return inputClone[0];
- }
- return el;
- });
- // If the widget has been initialized on the file input itself,
- // override this.element with the file input clone:
- if (input[0] === this.element[0]) {
- this.element = inputClone;
- }
- },
-
- _handleFileTreeEntry: function (entry, path) {
- var that = this,
- dfd = $.Deferred(),
- errorHandler = function (e) {
- if (e && !e.entry) {
- e.entry = entry;
- }
- // Since $.when returns immediately if one
- // Deferred is rejected, we use resolve instead.
- // This allows valid files and invalid items
- // to be returned together in one set:
- dfd.resolve([e]);
- },
- successHandler = function (entries) {
- that._handleFileTreeEntries(
- entries,
- path + entry.name + '/'
- ).done(function (files) {
- dfd.resolve(files);
- }).fail(errorHandler);
- },
- readEntries = function () {
- dirReader.readEntries(function (results) {
- if (!results.length) {
- successHandler(entries);
- } else {
- entries = entries.concat(results);
- readEntries();
- }
- }, errorHandler);
- },
- dirReader, entries = [];
- path = path || '';
- if (entry.isFile) {
- if (entry._file) {
- // Workaround for Chrome bug #149735
- entry._file.relativePath = path;
- dfd.resolve(entry._file);
- } else {
- entry.file(function (file) {
- file.relativePath = path;
- dfd.resolve(file);
- }, errorHandler);
- }
- } else if (entry.isDirectory) {
- dirReader = entry.createReader();
- readEntries();
- } else {
- // Return an empy list for file system items
- // other than files or directories:
- dfd.resolve([]);
- }
- return dfd.promise();
- },
-
- _handleFileTreeEntries: function (entries, path) {
- var that = this;
- return $.when.apply(
- $,
- $.map(entries, function (entry) {
- return that._handleFileTreeEntry(entry, path);
- })
- ).pipe(function () {
- return Array.prototype.concat.apply(
- [],
- arguments
- );
- });
- },
-
- _getDroppedFiles: function (dataTransfer) {
- dataTransfer = dataTransfer || {};
- var items = dataTransfer.items;
- if (items && items.length && (items[0].webkitGetAsEntry ||
- items[0].getAsEntry)) {
- return this._handleFileTreeEntries(
- $.map(items, function (item) {
- var entry;
- if (item.webkitGetAsEntry) {
- entry = item.webkitGetAsEntry();
- if (entry) {
- // Workaround for Chrome bug #149735:
- entry._file = item.getAsFile();
- }
- return entry;
- }
- return item.getAsEntry();
- })
- );
- }
- return $.Deferred().resolve(
- $.makeArray(dataTransfer.files)
- ).promise();
- },
-
- _getSingleFileInputFiles: function (fileInput) {
- fileInput = $(fileInput);
- var entries = fileInput.prop('webkitEntries') ||
- fileInput.prop('entries'),
- files,
- value;
- if (entries && entries.length) {
- return this._handleFileTreeEntries(entries);
- }
- files = $.makeArray(fileInput.prop('files'));
- if (!files.length) {
- value = fileInput.prop('value');
- if (!value) {
- return $.Deferred().resolve([]).promise();
- }
- // If the files property is not available, the browser does not
- // support the File API and we add a pseudo File object with
- // the input value as name with path information removed:
- files = [{name: value.replace(/^.*\\/, '')}];
- } else if (files[0].name === undefined && files[0].fileName) {
- // File normalization for Safari 4 and Firefox 3:
- $.each(files, function (index, file) {
- file.name = file.fileName;
- file.size = file.fileSize;
- });
- }
- return $.Deferred().resolve(files).promise();
- },
-
- _getFileInputFiles: function (fileInput) {
- if (!(fileInput instanceof $) || fileInput.length === 1) {
- return this._getSingleFileInputFiles(fileInput);
- }
- return $.when.apply(
- $,
- $.map(fileInput, this._getSingleFileInputFiles)
- ).pipe(function () {
- return Array.prototype.concat.apply(
- [],
- arguments
- );
- });
- },
-
- _onChange: function (e) {
- var that = this,
- data = {
- fileInput: $(e.target),
- form: $(e.target.form)
- };
- this._getFileInputFiles(data.fileInput).always(function (files) {
- data.files = files;
- if (that.options.replaceFileInput) {
- that._replaceFileInput(data);
- }
- if (that._trigger(
- 'change',
- $.Event('change', {delegatedEvent: e}),
- data
- ) !== false) {
- that._onAdd(e, data);
- }
- });
- },
-
- _onPaste: function (e) {
- var items = e.originalEvent && e.originalEvent.clipboardData &&
- e.originalEvent.clipboardData.items,
- data = {files: []};
- if (items && items.length) {
- $.each(items, function (index, item) {
- var file = item.getAsFile && item.getAsFile();
- if (file) {
- data.files.push(file);
- }
- });
- if (this._trigger(
- 'paste',
- $.Event('paste', {delegatedEvent: e}),
- data
- ) !== false) {
- this._onAdd(e, data);
- }
- }
- },
-
- _onDrop: function (e) {
- e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer;
- var that = this,
- dataTransfer = e.dataTransfer,
- data = {};
- if (dataTransfer && dataTransfer.files && dataTransfer.files.length) {
- e.preventDefault();
- this._getDroppedFiles(dataTransfer).always(function (files) {
- data.files = files;
- if (that._trigger(
- 'drop',
- $.Event('drop', {delegatedEvent: e}),
- data
- ) !== false) {
- that._onAdd(e, data);
- }
- });
- }
- },
-
- _onDragOver: getDragHandler('dragover'),
-
- _onDragEnter: getDragHandler('dragenter'),
-
- _onDragLeave: getDragHandler('dragleave'),
-
- _initEventHandlers: function () {
- if (this._isXHRUpload(this.options)) {
- this._on(this.options.dropZone, {
- dragover: this._onDragOver,
- drop: this._onDrop,
- // event.preventDefault() on dragenter is required for IE10+:
- dragenter: this._onDragEnter,
- // dragleave is not required, but added for completeness:
- dragleave: this._onDragLeave
- });
- this._on(this.options.pasteZone, {
- paste: this._onPaste
- });
- }
- if ($.support.fileInput) {
- this._on(this.options.fileInput, {
- change: this._onChange
- });
- }
- },
-
- _destroyEventHandlers: function () {
- this._off(this.options.dropZone, 'dragenter dragleave dragover drop');
- this._off(this.options.pasteZone, 'paste');
- this._off(this.options.fileInput, 'change');
- },
-
- _setOption: function (key, value) {
- var reinit = $.inArray(key, this._specialOptions) !== -1;
- if (reinit) {
- this._destroyEventHandlers();
- }
- this._super(key, value);
- if (reinit) {
- this._initSpecialOptions();
- this._initEventHandlers();
- }
- },
-
- _initSpecialOptions: function () {
- var options = this.options;
- if (options.fileInput === undefined) {
- options.fileInput = this.element.is('input[type="file"]') ?
- this.element : this.element.find('input[type="file"]');
- } else if (!(options.fileInput instanceof $)) {
- options.fileInput = $(options.fileInput);
- }
- if (!(options.dropZone instanceof $)) {
- options.dropZone = $(options.dropZone);
- }
- if (!(options.pasteZone instanceof $)) {
- options.pasteZone = $(options.pasteZone);
- }
- },
-
- _getRegExp: function (str) {
- var parts = str.split('/'),
- modifiers = parts.pop();
- parts.shift();
- return new RegExp(parts.join('/'), modifiers);
- },
-
- _isRegExpOption: function (key, value) {
- return key !== 'url' && $.type(value) === 'string' &&
- /^\/.*\/[igm]{0,3}$/.test(value);
- },
-
- _initDataAttributes: function () {
- var that = this,
- options = this.options,
- 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);
- }
-
- });
-
-})); \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 19:31:39 +0000