2380 lines
59 KiB
JavaScript
2380 lines
59 KiB
JavaScript
/**
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* Plupload - multi-runtime File Uploader
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* v2.1.9
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*
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* Copyright 2013, Moxiecode Systems AB
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* Released under GPL License.
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*
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* License: http://www.plupload.com/license
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* Contributing: http://www.plupload.com/contributing
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*
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* Date: 2016-05-15
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*/
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/**
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* Plupload.js
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*
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* Copyright 2013, Moxiecode Systems AB
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* Released under GPL License.
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*
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* License: http://www.plupload.com/license
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* Contributing: http://www.plupload.com/contributing
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*/
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/**
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* Modified for WordPress, Silverlight and Flash runtimes support was removed.
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* See https://core.trac.wordpress.org/ticket/41755.
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*/
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/*global mOxie:true */
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;(function(window, o, undef) {
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var delay = window.setTimeout
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, fileFilters = {}
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;
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// convert plupload features to caps acceptable by mOxie
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function normalizeCaps(settings) {
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var features = settings.required_features, caps = {};
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function resolve(feature, value, strict) {
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// Feature notation is deprecated, use caps (this thing here is required for backward compatibility)
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var map = {
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chunks: 'slice_blob',
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jpgresize: 'send_binary_string',
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pngresize: 'send_binary_string',
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progress: 'report_upload_progress',
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multi_selection: 'select_multiple',
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dragdrop: 'drag_and_drop',
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drop_element: 'drag_and_drop',
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headers: 'send_custom_headers',
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urlstream_upload: 'send_binary_string',
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canSendBinary: 'send_binary',
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triggerDialog: 'summon_file_dialog'
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};
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if (map[feature]) {
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caps[map[feature]] = value;
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} else if (!strict) {
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caps[feature] = value;
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}
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}
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if (typeof(features) === 'string') {
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plupload.each(features.split(/\s*,\s*/), function(feature) {
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resolve(feature, true);
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});
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} else if (typeof(features) === 'object') {
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plupload.each(features, function(value, feature) {
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resolve(feature, value);
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});
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} else if (features === true) {
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// check settings for required features
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if (settings.chunk_size > 0) {
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caps.slice_blob = true;
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}
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if (settings.resize.enabled || !settings.multipart) {
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caps.send_binary_string = true;
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}
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plupload.each(settings, function(value, feature) {
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resolve(feature, !!value, true); // strict check
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});
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}
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// WP: only html runtimes.
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settings.runtimes = 'html5,html4';
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return caps;
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}
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/**
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* @module plupload
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* @static
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*/
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var plupload = {
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/**
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* Plupload version will be replaced on build.
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*
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* @property VERSION
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* @for Plupload
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* @static
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* @final
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*/
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VERSION : '2.1.9',
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/**
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* The state of the queue before it has started and after it has finished
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*
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* @property STOPPED
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* @static
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* @final
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*/
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STOPPED : 1,
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/**
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* Upload process is running
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*
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* @property STARTED
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* @static
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* @final
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*/
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STARTED : 2,
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/**
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* File is queued for upload
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*
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* @property QUEUED
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* @static
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* @final
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*/
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QUEUED : 1,
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/**
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* File is being uploaded
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*
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* @property UPLOADING
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* @static
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* @final
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*/
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UPLOADING : 2,
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/**
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* File has failed to be uploaded
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*
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* @property FAILED
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* @static
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* @final
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*/
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FAILED : 4,
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/**
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* File has been uploaded successfully
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*
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* @property DONE
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* @static
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* @final
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*/
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DONE : 5,
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// Error constants used by the Error event
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/**
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* Generic error for example if an exception is thrown inside Silverlight.
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*
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* @property GENERIC_ERROR
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* @static
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* @final
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*/
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GENERIC_ERROR : -100,
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/**
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* HTTP transport error. For example if the server produces a HTTP status other than 200.
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*
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* @property HTTP_ERROR
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* @static
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* @final
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*/
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HTTP_ERROR : -200,
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/**
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* Generic I/O error. For example if it wasn't possible to open the file stream on local machine.
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*
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* @property IO_ERROR
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* @static
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* @final
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*/
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IO_ERROR : -300,
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/**
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* @property SECURITY_ERROR
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* @static
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* @final
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*/
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SECURITY_ERROR : -400,
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/**
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* Initialization error. Will be triggered if no runtime was initialized.
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*
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* @property INIT_ERROR
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* @static
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* @final
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*/
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INIT_ERROR : -500,
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/**
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* File size error. If the user selects a file that is too large it will be blocked and an error of this type will be triggered.
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*
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* @property FILE_SIZE_ERROR
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* @static
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* @final
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*/
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FILE_SIZE_ERROR : -600,
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/**
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* File extension error. If the user selects a file that isn't valid according to the filters setting.
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*
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* @property FILE_EXTENSION_ERROR
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* @static
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* @final
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*/
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FILE_EXTENSION_ERROR : -601,
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/**
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* Duplicate file error. If prevent_duplicates is set to true and user selects the same file again.
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*
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* @property FILE_DUPLICATE_ERROR
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* @static
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* @final
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*/
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FILE_DUPLICATE_ERROR : -602,
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/**
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* Runtime will try to detect if image is proper one. Otherwise will throw this error.
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*
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* @property IMAGE_FORMAT_ERROR
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* @static
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* @final
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*/
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IMAGE_FORMAT_ERROR : -700,
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/**
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* While working on files runtime may run out of memory and will throw this error.
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*
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* @since 2.1.2
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* @property MEMORY_ERROR
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* @static
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* @final
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*/
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MEMORY_ERROR : -701,
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/**
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* Each runtime has an upper limit on a dimension of the image it can handle. If bigger, will throw this error.
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*
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* @property IMAGE_DIMENSIONS_ERROR
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* @static
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* @final
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*/
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IMAGE_DIMENSIONS_ERROR : -702,
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/**
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* Mime type lookup table.
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*
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* @property mimeTypes
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* @type Object
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* @final
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*/
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mimeTypes : o.mimes,
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/**
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* In some cases sniffing is the only way around :(
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*/
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ua: o.ua,
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/**
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* Gets the true type of the built-in object (better version of typeof).
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* @credits Angus Croll (http://javascriptweblog.wordpress.com/)
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*
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* @method typeOf
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* @static
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* @param {Object} o Object to check.
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* @return {String} Object [[Class]]
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*/
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typeOf: o.typeOf,
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/**
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* Extends the specified object with another object.
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*
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* @method extend
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* @static
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* @param {Object} target Object to extend.
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* @param {Object..} obj Multiple objects to extend with.
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* @return {Object} Same as target, the extended object.
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*/
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extend : o.extend,
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/**
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* Generates an unique ID. This is 99.99% unique since it takes the current time and 5 random numbers.
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* The only way a user would be able to get the same ID is if the two persons at the same exact millisecond manages
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* to get 5 the same random numbers between 0-65535 it also uses a counter so each call will be guaranteed to be page unique.
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* It's more probable for the earth to be hit with an asteriod. You can also if you want to be 100% sure set the plupload.guidPrefix property
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* to an user unique key.
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*
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* @method guid
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* @static
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* @return {String} Virtually unique id.
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*/
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guid : o.guid,
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/**
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* Get array of DOM Elements by their ids.
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*
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* @method get
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* @param {String} id Identifier of the DOM Element
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* @return {Array}
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*/
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getAll : function get(ids) {
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var els = [], el;
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if (plupload.typeOf(ids) !== 'array') {
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ids = [ids];
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}
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var i = ids.length;
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while (i--) {
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el = plupload.get(ids[i]);
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if (el) {
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els.push(el);
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}
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}
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return els.length ? els : null;
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},
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/**
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Get DOM element by id
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@method get
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@param {String} id Identifier of the DOM Element
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@return {Node}
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*/
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get: o.get,
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/**
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* Executes the callback function for each item in array/object. If you return false in the
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* callback it will break the loop.
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*
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* @method each
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* @static
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* @param {Object} obj Object to iterate.
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* @param {function} callback Callback function to execute for each item.
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*/
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each : o.each,
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/**
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* Returns the absolute x, y position of an Element. The position will be returned in a object with x, y fields.
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*
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* @method getPos
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* @static
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* @param {Element} node HTML element or element id to get x, y position from.
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* @param {Element} root Optional root element to stop calculations at.
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* @return {object} Absolute position of the specified element object with x, y fields.
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*/
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getPos : o.getPos,
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/**
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* Returns the size of the specified node in pixels.
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*
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* @method getSize
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* @static
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* @param {Node} node Node to get the size of.
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* @return {Object} Object with a w and h property.
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*/
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getSize : o.getSize,
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/**
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* Encodes the specified string.
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*
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* @method xmlEncode
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* @static
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* @param {String} s String to encode.
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* @return {String} Encoded string.
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*/
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xmlEncode : function(str) {
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var xmlEncodeChars = {'<' : 'lt', '>' : 'gt', '&' : 'amp', '"' : 'quot', '\'' : '#39'}, xmlEncodeRegExp = /[<>&\"\']/g;
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return str ? ('' + str).replace(xmlEncodeRegExp, function(chr) {
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return xmlEncodeChars[chr] ? '&' + xmlEncodeChars[chr] + ';' : chr;
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}) : str;
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},
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/**
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* Forces anything into an array.
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*
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* @method toArray
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* @static
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* @param {Object} obj Object with length field.
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* @return {Array} Array object containing all items.
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*/
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toArray : o.toArray,
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/**
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* Find an element in array and return its index if present, otherwise return -1.
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*
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* @method inArray
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* @static
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* @param {mixed} needle Element to find
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* @param {Array} array
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* @return {Int} Index of the element, or -1 if not found
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*/
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inArray : o.inArray,
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/**
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* Extends the language pack object with new items.
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*
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* @method addI18n
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* @static
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* @param {Object} pack Language pack items to add.
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* @return {Object} Extended language pack object.
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*/
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addI18n : o.addI18n,
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/**
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* Translates the specified string by checking for the english string in the language pack lookup.
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*
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* @method translate
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* @static
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* @param {String} str String to look for.
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* @return {String} Translated string or the input string if it wasn't found.
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*/
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translate : o.translate,
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/**
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* Checks if object is empty.
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*
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* @method isEmptyObj
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* @static
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* @param {Object} obj Object to check.
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* @return {Boolean}
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*/
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isEmptyObj : o.isEmptyObj,
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/**
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* Checks if specified DOM element has specified class.
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*
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* @method hasClass
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* @static
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* @param {Object} obj DOM element like object to add handler to.
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* @param {String} name Class name
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*/
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hasClass : o.hasClass,
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/**
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* Adds specified className to specified DOM element.
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*
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* @method addClass
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* @static
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* @param {Object} obj DOM element like object to add handler to.
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* @param {String} name Class name
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*/
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addClass : o.addClass,
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/**
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* Removes specified className from specified DOM element.
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*
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* @method removeClass
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* @static
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* @param {Object} obj DOM element like object to add handler to.
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* @param {String} name Class name
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*/
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removeClass : o.removeClass,
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/**
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* Returns a given computed style of a DOM element.
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*
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* @method getStyle
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* @static
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* @param {Object} obj DOM element like object.
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* @param {String} name Style you want to get from the DOM element
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*/
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getStyle : o.getStyle,
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/**
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* Adds an event handler to the specified object and store reference to the handler
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* in objects internal Plupload registry (@see removeEvent).
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*
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* @method addEvent
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* @static
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* @param {Object} obj DOM element like object to add handler to.
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* @param {String} name Name to add event listener to.
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* @param {Function} callback Function to call when event occurs.
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* @param {String} (optional) key that might be used to add specifity to the event record.
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*/
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addEvent : o.addEvent,
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/**
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* Remove event handler from the specified object. If third argument (callback)
|
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* is not specified remove all events with the specified name.
|
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*
|
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* @method removeEvent
|
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* @static
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* @param {Object} obj DOM element to remove event listener(s) from.
|
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* @param {String} name Name of event listener to remove.
|
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* @param {Function|String} (optional) might be a callback or unique key to match.
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*/
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removeEvent: o.removeEvent,
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|
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/**
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* Remove all kind of events from the specified object
|
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*
|
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* @method removeAllEvents
|
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* @static
|
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* @param {Object} obj DOM element to remove event listeners from.
|
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* @param {String} (optional) unique key to match, when removing events.
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*/
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removeAllEvents: o.removeAllEvents,
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|
|
/**
|
|
* Cleans the specified name from national characters (diacritics). The result will be a name with only a-z, 0-9 and _.
|
|
*
|
|
* @method cleanName
|
|
* @static
|
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* @param {String} s String to clean up.
|
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* @return {String} Cleaned string.
|
|
*/
|
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cleanName : function(name) {
|
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var i, lookup;
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|
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// Replace diacritics
|
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lookup = [
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/[\300-\306]/g, 'A', /[\340-\346]/g, 'a',
|
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/\307/g, 'C', /\347/g, 'c',
|
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/[\310-\313]/g, 'E', /[\350-\353]/g, 'e',
|
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/[\314-\317]/g, 'I', /[\354-\357]/g, 'i',
|
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/\321/g, 'N', /\361/g, 'n',
|
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/[\322-\330]/g, 'O', /[\362-\370]/g, 'o',
|
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/[\331-\334]/g, 'U', /[\371-\374]/g, 'u'
|
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];
|
|
|
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for (i = 0; i < lookup.length; i += 2) {
|
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name = name.replace(lookup[i], lookup[i + 1]);
|
|
}
|
|
|
|
// Replace whitespace
|
|
name = name.replace(/\s+/g, '_');
|
|
|
|
// Remove anything else
|
|
name = name.replace(/[^a-z0-9_\-\.]+/gi, '');
|
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|
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return name;
|
|
},
|
|
|
|
/**
|
|
* Builds a full url out of a base URL and an object with items to append as query string items.
|
|
*
|
|
* @method buildUrl
|
|
* @static
|
|
* @param {String} url Base URL to append query string items to.
|
|
* @param {Object} items Name/value object to serialize as a querystring.
|
|
* @return {String} String with url + serialized query string items.
|
|
*/
|
|
buildUrl : function(url, items) {
|
|
var query = '';
|
|
|
|
plupload.each(items, function(value, name) {
|
|
query += (query ? '&' : '') + encodeURIComponent(name) + '=' + encodeURIComponent(value);
|
|
});
|
|
|
|
if (query) {
|
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url += (url.indexOf('?') > 0 ? '&' : '?') + query;
|
|
}
|
|
|
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return url;
|
|
},
|
|
|
|
/**
|
|
* Formats the specified number as a size string for example 1024 becomes 1 KB.
|
|
*
|
|
* @method formatSize
|
|
* @static
|
|
* @param {Number} size Size to format as string.
|
|
* @return {String} Formatted size string.
|
|
*/
|
|
formatSize : function(size) {
|
|
|
|
if (size === undef || /\D/.test(size)) {
|
|
return plupload.translate('N/A');
|
|
}
|
|
|
|
function round(num, precision) {
|
|
return Math.round(num * Math.pow(10, precision)) / Math.pow(10, precision);
|
|
}
|
|
|
|
var boundary = Math.pow(1024, 4);
|
|
|
|
// TB
|
|
if (size > boundary) {
|
|
return round(size / boundary, 1) + " " + plupload.translate('tb');
|
|
}
|
|
|
|
// GB
|
|
if (size > (boundary/=1024)) {
|
|
return round(size / boundary, 1) + " " + plupload.translate('gb');
|
|
}
|
|
|
|
// MB
|
|
if (size > (boundary/=1024)) {
|
|
return round(size / boundary, 1) + " " + plupload.translate('mb');
|
|
}
|
|
|
|
// KB
|
|
if (size > 1024) {
|
|
return Math.round(size / 1024) + " " + plupload.translate('kb');
|
|
}
|
|
|
|
return size + " " + plupload.translate('b');
|
|
},
|
|
|
|
|
|
/**
|
|
* Parses the specified size string into a byte value. For example 10kb becomes 10240.
|
|
*
|
|
* @method parseSize
|
|
* @static
|
|
* @param {String|Number} size String to parse or number to just pass through.
|
|
* @return {Number} Size in bytes.
|
|
*/
|
|
parseSize : o.parseSizeStr,
|
|
|
|
|
|
/**
|
|
* A way to predict what runtime will be choosen in the current environment with the
|
|
* specified settings.
|
|
*
|
|
* @method predictRuntime
|
|
* @static
|
|
* @param {Object|String} config Plupload settings to check
|
|
* @param {String} [runtimes] Comma-separated list of runtimes to check against
|
|
* @return {String} Type of compatible runtime
|
|
*/
|
|
predictRuntime : function(config, runtimes) {
|
|
var up, runtime;
|
|
|
|
up = new plupload.Uploader(config);
|
|
runtime = o.Runtime.thatCan(up.getOption().required_features, runtimes || config.runtimes);
|
|
up.destroy();
|
|
return runtime;
|
|
},
|
|
|
|
/**
|
|
* Registers a filter that will be executed for each file added to the queue.
|
|
* If callback returns false, file will not be added.
|
|
*
|
|
* Callback receives two arguments: a value for the filter as it was specified in settings.filters
|
|
* and a file to be filtered. Callback is executed in the context of uploader instance.
|
|
*
|
|
* @method addFileFilter
|
|
* @static
|
|
* @param {String} name Name of the filter by which it can be referenced in settings.filters
|
|
* @param {String} cb Callback - the actual routine that every added file must pass
|
|
*/
|
|
addFileFilter: function(name, cb) {
|
|
fileFilters[name] = cb;
|
|
}
|
|
};
|
|
|
|
|
|
plupload.addFileFilter('mime_types', function(filters, file, cb) {
|
|
if (filters.length && !filters.regexp.test(file.name)) {
|
|
this.trigger('Error', {
|
|
code : plupload.FILE_EXTENSION_ERROR,
|
|
message : plupload.translate('File extension error.'),
|
|
file : file
|
|
});
|
|
cb(false);
|
|
} else {
|
|
cb(true);
|
|
}
|
|
});
|
|
|
|
|
|
plupload.addFileFilter('max_file_size', function(maxSize, file, cb) {
|
|
var undef;
|
|
|
|
maxSize = plupload.parseSize(maxSize);
|
|
|
|
// Invalid file size
|
|
if (file.size !== undef && maxSize && file.size > maxSize) {
|
|
this.trigger('Error', {
|
|
code : plupload.FILE_SIZE_ERROR,
|
|
message : plupload.translate('File size error.'),
|
|
file : file
|
|
});
|
|
cb(false);
|
|
} else {
|
|
cb(true);
|
|
}
|
|
});
|
|
|
|
|
|
plupload.addFileFilter('prevent_duplicates', function(value, file, cb) {
|
|
if (value) {
|
|
var ii = this.files.length;
|
|
while (ii--) {
|
|
// Compare by name and size (size might be 0 or undefined, but still equivalent for both)
|
|
if (file.name === this.files[ii].name && file.size === this.files[ii].size) {
|
|
this.trigger('Error', {
|
|
code : plupload.FILE_DUPLICATE_ERROR,
|
|
message : plupload.translate('Duplicate file error.'),
|
|
file : file
|
|
});
|
|
cb(false);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
cb(true);
|
|
});
|
|
|
|
|
|
/**
|
|
@class Uploader
|
|
@constructor
|
|
|
|
@param {Object} settings For detailed information about each option check documentation.
|
|
@param {String|DOMElement} settings.browse_button id of the DOM element or DOM element itself to use as file dialog trigger.
|
|
@param {String} settings.url URL of the server-side upload handler.
|
|
@param {Number|String} [settings.chunk_size=0] Chunk size in bytes to slice the file into. Shorcuts with b, kb, mb, gb, tb suffixes also supported. `e.g. 204800 or "204800b" or "200kb"`. By default - disabled.
|
|
@param {Boolean} [settings.send_chunk_number=true] Whether to send chunks and chunk numbers, or total and offset bytes.
|
|
@param {String|DOMElement} [settings.container] id of the DOM element or DOM element itself that will be used to wrap uploader structures. Defaults to immediate parent of the `browse_button` element.
|
|
@param {String|DOMElement} [settings.drop_element] id of the DOM element or DOM element itself to use as a drop zone for Drag-n-Drop.
|
|
@param {String} [settings.file_data_name="file"] Name for the file field in Multipart formated message.
|
|
@param {Object} [settings.filters={}] Set of file type filters.
|
|
@param {Array} [settings.filters.mime_types=[]] List of file types to accept, each one defined by title and list of extensions. `e.g. {title : "Image files", extensions : "jpg,jpeg,gif,png"}`. Dispatches `plupload.FILE_EXTENSION_ERROR`
|
|
@param {String|Number} [settings.filters.max_file_size=0] Maximum file size that the user can pick, in bytes. Optionally supports b, kb, mb, gb, tb suffixes. `e.g. "10mb" or "1gb"`. By default - not set. Dispatches `plupload.FILE_SIZE_ERROR`.
|
|
@param {Boolean} [settings.filters.prevent_duplicates=false] Do not let duplicates into the queue. Dispatches `plupload.FILE_DUPLICATE_ERROR`.
|
|
@param {String} [settings.flash_swf_url] URL of the Flash swf. (Not used in WordPress)
|
|
@param {Object} [settings.headers] Custom headers to send with the upload. Hash of name/value pairs.
|
|
@param {Number} [settings.max_retries=0] How many times to retry the chunk or file, before triggering Error event.
|
|
@param {Boolean} [settings.multipart=true] Whether to send file and additional parameters as Multipart formated message.
|
|
@param {Object} [settings.multipart_params] Hash of key/value pairs to send with every file upload.
|
|
@param {Boolean} [settings.multi_selection=true] Enable ability to select multiple files at once in file dialog.
|
|
@param {String|Object} [settings.required_features] Either comma-separated list or hash of required features that chosen runtime should absolutely possess.
|
|
@param {Object} [settings.resize] Enable resizng of images on client-side. Applies to `image/jpeg` and `image/png` only. `e.g. {width : 200, height : 200, quality : 90, crop: true}`
|
|
@param {Number} [settings.resize.width] If image is bigger, it will be resized.
|
|
@param {Number} [settings.resize.height] If image is bigger, it will be resized.
|
|
@param {Number} [settings.resize.quality=90] Compression quality for jpegs (1-100).
|
|
@param {Boolean} [settings.resize.crop=false] Whether to crop images to exact dimensions. By default they will be resized proportionally.
|
|
@param {String} [settings.runtimes="html5,html4"] Comma separated list of runtimes, that Plupload will try in turn, moving to the next if previous fails.
|
|
@param {String} [settings.silverlight_xap_url] URL of the Silverlight xap. (Not used in WordPress)
|
|
@param {Boolean} [settings.unique_names=false] If true will generate unique filenames for uploaded files.
|
|
@param {Boolean} [settings.send_file_name=true] Whether to send file name as additional argument - 'name' (required for chunked uploads and some other cases where file name cannot be sent via normal ways).
|
|
*/
|
|
plupload.Uploader = function(options) {
|
|
/**
|
|
Fires when the current RunTime has been initialized.
|
|
|
|
@event Init
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
*/
|
|
|
|
/**
|
|
Fires after the init event incase you need to perform actions there.
|
|
|
|
@event PostInit
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
*/
|
|
|
|
/**
|
|
Fires when the option is changed in via uploader.setOption().
|
|
|
|
@event OptionChanged
|
|
@since 2.1
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {String} name Name of the option that was changed
|
|
@param {Mixed} value New value for the specified option
|
|
@param {Mixed} oldValue Previous value of the option
|
|
*/
|
|
|
|
/**
|
|
Fires when the silverlight/flash or other shim needs to move.
|
|
|
|
@event Refresh
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
*/
|
|
|
|
/**
|
|
Fires when the overall state is being changed for the upload queue.
|
|
|
|
@event StateChanged
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
*/
|
|
|
|
/**
|
|
Fires when browse_button is clicked and browse dialog shows.
|
|
|
|
@event Browse
|
|
@since 2.1.2
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
*/
|
|
|
|
/**
|
|
Fires for every filtered file before it is added to the queue.
|
|
|
|
@event FileFiltered
|
|
@since 2.1
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {plupload.File} file Another file that has to be added to the queue.
|
|
*/
|
|
|
|
/**
|
|
Fires when the file queue is changed. In other words when files are added/removed to the files array of the uploader instance.
|
|
|
|
@event QueueChanged
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
*/
|
|
|
|
/**
|
|
Fires after files were filtered and added to the queue.
|
|
|
|
@event FilesAdded
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {Array} files Array of file objects that were added to queue by the user.
|
|
*/
|
|
|
|
/**
|
|
Fires when file is removed from the queue.
|
|
|
|
@event FilesRemoved
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {Array} files Array of files that got removed.
|
|
*/
|
|
|
|
/**
|
|
Fires just before a file is uploaded. Can be used to cancel the upload for the specified file
|
|
by returning false from the handler.
|
|
|
|
@event BeforeUpload
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {plupload.File} file File to be uploaded.
|
|
*/
|
|
|
|
/**
|
|
Fires when a file is to be uploaded by the runtime.
|
|
|
|
@event UploadFile
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {plupload.File} file File to be uploaded.
|
|
*/
|
|
|
|
/**
|
|
Fires while a file is being uploaded. Use this event to update the current file upload progress.
|
|
|
|
@event UploadProgress
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {plupload.File} file File that is currently being uploaded.
|
|
*/
|
|
|
|
/**
|
|
Fires when file chunk is uploaded.
|
|
|
|
@event ChunkUploaded
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {plupload.File} file File that the chunk was uploaded for.
|
|
@param {Object} result Object with response properties.
|
|
@param {Number} result.offset The amount of bytes the server has received so far, including this chunk.
|
|
@param {Number} result.total The size of the file.
|
|
@param {String} result.response The response body sent by the server.
|
|
@param {Number} result.status The HTTP status code sent by the server.
|
|
@param {String} result.responseHeaders All the response headers as a single string.
|
|
*/
|
|
|
|
/**
|
|
Fires when a file is successfully uploaded.
|
|
|
|
@event FileUploaded
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {plupload.File} file File that was uploaded.
|
|
@param {Object} result Object with response properties.
|
|
@param {String} result.response The response body sent by the server.
|
|
@param {Number} result.status The HTTP status code sent by the server.
|
|
@param {String} result.responseHeaders All the response headers as a single string.
|
|
*/
|
|
|
|
/**
|
|
Fires when all files in a queue are uploaded.
|
|
|
|
@event UploadComplete
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {Array} files Array of file objects that was added to queue/selected by the user.
|
|
*/
|
|
|
|
/**
|
|
Fires when a error occurs.
|
|
|
|
@event Error
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
@param {Object} error Contains code, message and sometimes file and other details.
|
|
@param {Number} error.code The plupload error code.
|
|
@param {String} error.message Description of the error (uses i18n).
|
|
*/
|
|
|
|
/**
|
|
Fires when destroy method is called.
|
|
|
|
@event Destroy
|
|
@param {plupload.Uploader} uploader Uploader instance sending the event.
|
|
*/
|
|
var uid = plupload.guid()
|
|
, settings
|
|
, files = []
|
|
, preferred_caps = {}
|
|
, fileInputs = []
|
|
, fileDrops = []
|
|
, startTime
|
|
, total
|
|
, disabled = false
|
|
, xhr
|
|
;
|
|
|
|
|
|
// Private methods
|
|
function uploadNext() {
|
|
var file, count = 0, i;
|
|
|
|
if (this.state == plupload.STARTED) {
|
|
// Find first QUEUED file
|
|
for (i = 0; i < files.length; i++) {
|
|
if (!file && files[i].status == plupload.QUEUED) {
|
|
file = files[i];
|
|
if (this.trigger("BeforeUpload", file)) {
|
|
file.status = plupload.UPLOADING;
|
|
this.trigger("UploadFile", file);
|
|
}
|
|
} else {
|
|
count++;
|
|
}
|
|
}
|
|
|
|
// All files are DONE or FAILED
|
|
if (count == files.length) {
|
|
if (this.state !== plupload.STOPPED) {
|
|
this.state = plupload.STOPPED;
|
|
this.trigger("StateChanged");
|
|
}
|
|
this.trigger("UploadComplete", files);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function calcFile(file) {
|
|
file.percent = file.size > 0 ? Math.ceil(file.loaded / file.size * 100) : 100;
|
|
calc();
|
|
}
|
|
|
|
|
|
function calc() {
|
|
var i, file;
|
|
|
|
// Reset stats
|
|
total.reset();
|
|
|
|
// Check status, size, loaded etc on all files
|
|
for (i = 0; i < files.length; i++) {
|
|
file = files[i];
|
|
|
|
if (file.size !== undef) {
|
|
// We calculate totals based on original file size
|
|
total.size += file.origSize;
|
|
|
|
// Since we cannot predict file size after resize, we do opposite and
|
|
// interpolate loaded amount to match magnitude of total
|
|
total.loaded += file.loaded * file.origSize / file.size;
|
|
} else {
|
|
total.size = undef;
|
|
}
|
|
|
|
if (file.status == plupload.DONE) {
|
|
total.uploaded++;
|
|
} else if (file.status == plupload.FAILED) {
|
|
total.failed++;
|
|
} else {
|
|
total.queued++;
|
|
}
|
|
}
|
|
|
|
// If we couldn't calculate a total file size then use the number of files to calc percent
|
|
if (total.size === undef) {
|
|
total.percent = files.length > 0 ? Math.ceil(total.uploaded / files.length * 100) : 0;
|
|
} else {
|
|
total.bytesPerSec = Math.ceil(total.loaded / ((+new Date() - startTime || 1) / 1000.0));
|
|
total.percent = total.size > 0 ? Math.ceil(total.loaded / total.size * 100) : 0;
|
|
}
|
|
}
|
|
|
|
|
|
function getRUID() {
|
|
var ctrl = fileInputs[0] || fileDrops[0];
|
|
if (ctrl) {
|
|
return ctrl.getRuntime().uid;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
function runtimeCan(file, cap) {
|
|
if (file.ruid) {
|
|
var info = o.Runtime.getInfo(file.ruid);
|
|
if (info) {
|
|
return info.can(cap);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
function bindEventListeners() {
|
|
this.bind('FilesAdded FilesRemoved', function(up) {
|
|
up.trigger('QueueChanged');
|
|
up.refresh();
|
|
});
|
|
|
|
this.bind('CancelUpload', onCancelUpload);
|
|
|
|
this.bind('BeforeUpload', onBeforeUpload);
|
|
|
|
this.bind('UploadFile', onUploadFile);
|
|
|
|
this.bind('UploadProgress', onUploadProgress);
|
|
|
|
this.bind('StateChanged', onStateChanged);
|
|
|
|
this.bind('QueueChanged', calc);
|
|
|
|
this.bind('Error', onError);
|
|
|
|
this.bind('FileUploaded', onFileUploaded);
|
|
|
|
this.bind('Destroy', onDestroy);
|
|
}
|
|
|
|
|
|
function initControls(settings, cb) {
|
|
var self = this, inited = 0, queue = [];
|
|
|
|
// common settings
|
|
var options = {
|
|
runtime_order: settings.runtimes,
|
|
required_caps: settings.required_features,
|
|
preferred_caps: preferred_caps
|
|
};
|
|
|
|
// add runtime specific options if any
|
|
plupload.each(settings.runtimes.split(/\s*,\s*/), function(runtime) {
|
|
if (settings[runtime]) {
|
|
options[runtime] = settings[runtime];
|
|
}
|
|
});
|
|
|
|
// initialize file pickers - there can be many
|
|
if (settings.browse_button) {
|
|
plupload.each(settings.browse_button, function(el) {
|
|
queue.push(function(cb) {
|
|
var fileInput = new o.FileInput(plupload.extend({}, options, {
|
|
accept: settings.filters.mime_types,
|
|
name: settings.file_data_name,
|
|
multiple: settings.multi_selection,
|
|
container: settings.container,
|
|
browse_button: el
|
|
}));
|
|
|
|
fileInput.onready = function() {
|
|
var info = o.Runtime.getInfo(this.ruid);
|
|
|
|
// for backward compatibility
|
|
o.extend(self.features, {
|
|
chunks: info.can('slice_blob'),
|
|
multipart: info.can('send_multipart'),
|
|
multi_selection: info.can('select_multiple')
|
|
});
|
|
|
|
inited++;
|
|
fileInputs.push(this);
|
|
cb();
|
|
};
|
|
|
|
fileInput.onchange = function() {
|
|
self.addFile(this.files);
|
|
};
|
|
|
|
fileInput.bind('mouseenter mouseleave mousedown mouseup', function(e) {
|
|
if (!disabled) {
|
|
if (settings.browse_button_hover) {
|
|
if ('mouseenter' === e.type) {
|
|
o.addClass(el, settings.browse_button_hover);
|
|
} else if ('mouseleave' === e.type) {
|
|
o.removeClass(el, settings.browse_button_hover);
|
|
}
|
|
}
|
|
|
|
if (settings.browse_button_active) {
|
|
if ('mousedown' === e.type) {
|
|
o.addClass(el, settings.browse_button_active);
|
|
} else if ('mouseup' === e.type) {
|
|
o.removeClass(el, settings.browse_button_active);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
fileInput.bind('mousedown', function() {
|
|
self.trigger('Browse');
|
|
});
|
|
|
|
fileInput.bind('error runtimeerror', function() {
|
|
fileInput = null;
|
|
cb();
|
|
});
|
|
|
|
fileInput.init();
|
|
});
|
|
});
|
|
}
|
|
|
|
// initialize drop zones
|
|
if (settings.drop_element) {
|
|
plupload.each(settings.drop_element, function(el) {
|
|
queue.push(function(cb) {
|
|
var fileDrop = new o.FileDrop(plupload.extend({}, options, {
|
|
drop_zone: el
|
|
}));
|
|
|
|
fileDrop.onready = function() {
|
|
var info = o.Runtime.getInfo(this.ruid);
|
|
|
|
// for backward compatibility
|
|
o.extend(self.features, {
|
|
chunks: info.can('slice_blob'),
|
|
multipart: info.can('send_multipart'),
|
|
dragdrop: info.can('drag_and_drop')
|
|
});
|
|
|
|
inited++;
|
|
fileDrops.push(this);
|
|
cb();
|
|
};
|
|
|
|
fileDrop.ondrop = function() {
|
|
self.addFile(this.files);
|
|
};
|
|
|
|
fileDrop.bind('error runtimeerror', function() {
|
|
fileDrop = null;
|
|
cb();
|
|
});
|
|
|
|
fileDrop.init();
|
|
});
|
|
});
|
|
}
|
|
|
|
|
|
o.inSeries(queue, function() {
|
|
if (typeof(cb) === 'function') {
|
|
cb(inited);
|
|
}
|
|
});
|
|
}
|
|
|
|
|
|
function resizeImage(blob, params, cb) {
|
|
var img = new o.Image();
|
|
|
|
try {
|
|
img.onload = function() {
|
|
// no manipulation required if...
|
|
if (params.width > this.width &&
|
|
params.height > this.height &&
|
|
params.quality === undef &&
|
|
params.preserve_headers &&
|
|
!params.crop
|
|
) {
|
|
this.destroy();
|
|
return cb(blob);
|
|
}
|
|
// otherwise downsize
|
|
img.downsize(params.width, params.height, params.crop, params.preserve_headers);
|
|
};
|
|
|
|
img.onresize = function() {
|
|
cb(this.getAsBlob(blob.type, params.quality));
|
|
this.destroy();
|
|
};
|
|
|
|
img.onerror = function() {
|
|
cb(blob);
|
|
};
|
|
|
|
img.load(blob);
|
|
} catch(ex) {
|
|
cb(blob);
|
|
}
|
|
}
|
|
|
|
|
|
function setOption(option, value, init) {
|
|
var self = this, reinitRequired = false;
|
|
|
|
function _setOption(option, value, init) {
|
|
var oldValue = settings[option];
|
|
|
|
switch (option) {
|
|
case 'max_file_size':
|
|
if (option === 'max_file_size') {
|
|
settings.max_file_size = settings.filters.max_file_size = value;
|
|
}
|
|
break;
|
|
|
|
case 'chunk_size':
|
|
if (value = plupload.parseSize(value)) {
|
|
settings[option] = value;
|
|
settings.send_file_name = true;
|
|
}
|
|
break;
|
|
|
|
case 'multipart':
|
|
settings[option] = value;
|
|
if (!value) {
|
|
settings.send_file_name = true;
|
|
}
|
|
break;
|
|
|
|
case 'unique_names':
|
|
settings[option] = value;
|
|
if (value) {
|
|
settings.send_file_name = true;
|
|
}
|
|
break;
|
|
|
|
case 'filters':
|
|
// for sake of backward compatibility
|
|
if (plupload.typeOf(value) === 'array') {
|
|
value = {
|
|
mime_types: value
|
|
};
|
|
}
|
|
|
|
if (init) {
|
|
plupload.extend(settings.filters, value);
|
|
} else {
|
|
settings.filters = value;
|
|
}
|
|
|
|
// if file format filters are being updated, regenerate the matching expressions
|
|
if (value.mime_types) {
|
|
settings.filters.mime_types.regexp = (function(filters) {
|
|
var extensionsRegExp = [];
|
|
|
|
plupload.each(filters, function(filter) {
|
|
plupload.each(filter.extensions.split(/,/), function(ext) {
|
|
if (/^\s*\*\s*$/.test(ext)) {
|
|
extensionsRegExp.push('\\.*');
|
|
} else {
|
|
extensionsRegExp.push('\\.' + ext.replace(new RegExp('[' + ('/^$.*+?|()[]{}\\'.replace(/./g, '\\$&')) + ']', 'g'), '\\$&'));
|
|
}
|
|
});
|
|
});
|
|
|
|
return new RegExp('(' + extensionsRegExp.join('|') + ')$', 'i');
|
|
}(settings.filters.mime_types));
|
|
}
|
|
break;
|
|
|
|
case 'resize':
|
|
if (init) {
|
|
plupload.extend(settings.resize, value, {
|
|
enabled: true
|
|
});
|
|
} else {
|
|
settings.resize = value;
|
|
}
|
|
break;
|
|
|
|
case 'prevent_duplicates':
|
|
settings.prevent_duplicates = settings.filters.prevent_duplicates = !!value;
|
|
break;
|
|
|
|
// options that require reinitialisation
|
|
case 'container':
|
|
case 'browse_button':
|
|
case 'drop_element':
|
|
value = 'container' === option
|
|
? plupload.get(value)
|
|
: plupload.getAll(value)
|
|
;
|
|
|
|
case 'runtimes':
|
|
case 'multi_selection':
|
|
settings[option] = value;
|
|
if (!init) {
|
|
reinitRequired = true;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
settings[option] = value;
|
|
}
|
|
|
|
if (!init) {
|
|
self.trigger('OptionChanged', option, value, oldValue);
|
|
}
|
|
}
|
|
|
|
if (typeof(option) === 'object') {
|
|
plupload.each(option, function(value, option) {
|
|
_setOption(option, value, init);
|
|
});
|
|
} else {
|
|
_setOption(option, value, init);
|
|
}
|
|
|
|
if (init) {
|
|
// Normalize the list of required capabilities
|
|
settings.required_features = normalizeCaps(plupload.extend({}, settings));
|
|
|
|
// Come up with the list of capabilities that can affect default mode in a multi-mode runtimes
|
|
preferred_caps = normalizeCaps(plupload.extend({}, settings, {
|
|
required_features: true
|
|
}));
|
|
} else if (reinitRequired) {
|
|
self.trigger('Destroy');
|
|
|
|
initControls.call(self, settings, function(inited) {
|
|
if (inited) {
|
|
self.runtime = o.Runtime.getInfo(getRUID()).type;
|
|
self.trigger('Init', { runtime: self.runtime });
|
|
self.trigger('PostInit');
|
|
} else {
|
|
self.trigger('Error', {
|
|
code : plupload.INIT_ERROR,
|
|
message : plupload.translate('Init error.')
|
|
});
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
|
|
// Internal event handlers
|
|
function onBeforeUpload(up, file) {
|
|
// Generate unique target filenames
|
|
if (up.settings.unique_names) {
|
|
var matches = file.name.match(/\.([^.]+)$/), ext = "part";
|
|
if (matches) {
|
|
ext = matches[1];
|
|
}
|
|
file.target_name = file.id + '.' + ext;
|
|
}
|
|
}
|
|
|
|
|
|
function onUploadFile(up, file) {
|
|
var url = up.settings.url
|
|
, chunkSize = up.settings.chunk_size
|
|
, retries = up.settings.max_retries
|
|
, features = up.features
|
|
, offset = 0
|
|
, blob
|
|
;
|
|
|
|
// make sure we start at a predictable offset
|
|
if (file.loaded) {
|
|
offset = file.loaded = chunkSize ? chunkSize * Math.floor(file.loaded / chunkSize) : 0;
|
|
}
|
|
|
|
function handleError() {
|
|
if (retries-- > 0) {
|
|
delay(uploadNextChunk, 1000);
|
|
} else {
|
|
file.loaded = offset; // reset all progress
|
|
|
|
up.trigger('Error', {
|
|
code : plupload.HTTP_ERROR,
|
|
message : plupload.translate('HTTP Error.'),
|
|
file : file,
|
|
response : xhr.responseText,
|
|
status : xhr.status,
|
|
responseHeaders: xhr.getAllResponseHeaders()
|
|
});
|
|
}
|
|
}
|
|
|
|
function uploadNextChunk() {
|
|
var chunkBlob, formData, args = {}, curChunkSize;
|
|
|
|
// make sure that file wasn't cancelled and upload is not stopped in general
|
|
if (file.status !== plupload.UPLOADING || up.state === plupload.STOPPED) {
|
|
return;
|
|
}
|
|
|
|
// send additional 'name' parameter only if required
|
|
if (up.settings.send_file_name) {
|
|
args.name = file.target_name || file.name;
|
|
}
|
|
|
|
if (chunkSize && features.chunks && blob.size > chunkSize) { // blob will be of type string if it was loaded in memory
|
|
curChunkSize = Math.min(chunkSize, blob.size - offset);
|
|
chunkBlob = blob.slice(offset, offset + curChunkSize);
|
|
} else {
|
|
curChunkSize = blob.size;
|
|
chunkBlob = blob;
|
|
}
|
|
|
|
// If chunking is enabled add corresponding args, no matter if file is bigger than chunk or smaller
|
|
if (chunkSize && features.chunks) {
|
|
// Setup query string arguments
|
|
if (up.settings.send_chunk_number) {
|
|
args.chunk = Math.ceil(offset / chunkSize);
|
|
args.chunks = Math.ceil(blob.size / chunkSize);
|
|
} else { // keep support for experimental chunk format, just in case
|
|
args.offset = offset;
|
|
args.total = blob.size;
|
|
}
|
|
}
|
|
|
|
xhr = new o.XMLHttpRequest();
|
|
|
|
// Do we have upload progress support
|
|
if (xhr.upload) {
|
|
xhr.upload.onprogress = function(e) {
|
|
file.loaded = Math.min(file.size, offset + e.loaded);
|
|
up.trigger('UploadProgress', file);
|
|
};
|
|
}
|
|
|
|
xhr.onload = function() {
|
|
// check if upload made itself through
|
|
if (xhr.status >= 400) {
|
|
handleError();
|
|
return;
|
|
}
|
|
|
|
retries = up.settings.max_retries; // reset the counter
|
|
|
|
// Handle chunk response
|
|
if (curChunkSize < blob.size) {
|
|
chunkBlob.destroy();
|
|
|
|
offset += curChunkSize;
|
|
file.loaded = Math.min(offset, blob.size);
|
|
|
|
up.trigger('ChunkUploaded', file, {
|
|
offset : file.loaded,
|
|
total : blob.size,
|
|
response : xhr.responseText,
|
|
status : xhr.status,
|
|
responseHeaders: xhr.getAllResponseHeaders()
|
|
});
|
|
|
|
// stock Android browser doesn't fire upload progress events, but in chunking mode we can fake them
|
|
if (o.Env.browser === 'Android Browser') {
|
|
// doesn't harm in general, but is not required anywhere else
|
|
up.trigger('UploadProgress', file);
|
|
}
|
|
} else {
|
|
file.loaded = file.size;
|
|
}
|
|
|
|
chunkBlob = formData = null; // Free memory
|
|
|
|
// Check if file is uploaded
|
|
if (!offset || offset >= blob.size) {
|
|
// If file was modified, destory the copy
|
|
if (file.size != file.origSize) {
|
|
blob.destroy();
|
|
blob = null;
|
|
}
|
|
|
|
up.trigger('UploadProgress', file);
|
|
|
|
file.status = plupload.DONE;
|
|
|
|
up.trigger('FileUploaded', file, {
|
|
response : xhr.responseText,
|
|
status : xhr.status,
|
|
responseHeaders: xhr.getAllResponseHeaders()
|
|
});
|
|
} else {
|
|
// Still chunks left
|
|
delay(uploadNextChunk, 1); // run detached, otherwise event handlers interfere
|
|
}
|
|
};
|
|
|
|
xhr.onerror = function() {
|
|
handleError();
|
|
};
|
|
|
|
xhr.onloadend = function() {
|
|
this.destroy();
|
|
xhr = null;
|
|
};
|
|
|
|
// Build multipart request
|
|
if (up.settings.multipart && features.multipart) {
|
|
xhr.open("post", url, true);
|
|
|
|
// Set custom headers
|
|
plupload.each(up.settings.headers, function(value, name) {
|
|
xhr.setRequestHeader(name, value);
|
|
});
|
|
|
|
formData = new o.FormData();
|
|
|
|
// Add multipart params
|
|
plupload.each(plupload.extend(args, up.settings.multipart_params), function(value, name) {
|
|
formData.append(name, value);
|
|
});
|
|
|
|
// Add file and send it
|
|
formData.append(up.settings.file_data_name, chunkBlob);
|
|
xhr.send(formData, {
|
|
runtime_order: up.settings.runtimes,
|
|
required_caps: up.settings.required_features,
|
|
preferred_caps: preferred_caps
|
|
});
|
|
} else {
|
|
// if no multipart, send as binary stream
|
|
url = plupload.buildUrl(up.settings.url, plupload.extend(args, up.settings.multipart_params));
|
|
|
|
xhr.open("post", url, true);
|
|
|
|
xhr.setRequestHeader('Content-Type', 'application/octet-stream'); // Binary stream header
|
|
|
|
// Set custom headers
|
|
plupload.each(up.settings.headers, function(value, name) {
|
|
xhr.setRequestHeader(name, value);
|
|
});
|
|
|
|
xhr.send(chunkBlob, {
|
|
runtime_order: up.settings.runtimes,
|
|
required_caps: up.settings.required_features,
|
|
preferred_caps: preferred_caps
|
|
});
|
|
}
|
|
}
|
|
|
|
blob = file.getSource();
|
|
|
|
// Start uploading chunks
|
|
if (up.settings.resize.enabled && runtimeCan(blob, 'send_binary_string') && !!~o.inArray(blob.type, ['image/jpeg', 'image/png'])) {
|
|
// Resize if required
|
|
resizeImage.call(this, blob, up.settings.resize, function(resizedBlob) {
|
|
blob = resizedBlob;
|
|
file.size = resizedBlob.size;
|
|
uploadNextChunk();
|
|
});
|
|
} else {
|
|
uploadNextChunk();
|
|
}
|
|
}
|
|
|
|
|
|
function onUploadProgress(up, file) {
|
|
calcFile(file);
|
|
}
|
|
|
|
|
|
function onStateChanged(up) {
|
|
if (up.state == plupload.STARTED) {
|
|
// Get start time to calculate bps
|
|
startTime = (+new Date());
|
|
} else if (up.state == plupload.STOPPED) {
|
|
// Reset currently uploading files
|
|
for (var i = up.files.length - 1; i >= 0; i--) {
|
|
if (up.files[i].status == plupload.UPLOADING) {
|
|
up.files[i].status = plupload.QUEUED;
|
|
calc();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function onCancelUpload() {
|
|
if (xhr) {
|
|
xhr.abort();
|
|
}
|
|
}
|
|
|
|
|
|
function onFileUploaded(up) {
|
|
calc();
|
|
|
|
// Upload next file but detach it from the error event
|
|
// since other custom listeners might want to stop the queue
|
|
delay(function() {
|
|
uploadNext.call(up);
|
|
}, 1);
|
|
}
|
|
|
|
|
|
function onError(up, err) {
|
|
if (err.code === plupload.INIT_ERROR) {
|
|
up.destroy();
|
|
}
|
|
// Set failed status if an error occured on a file
|
|
else if (err.code === plupload.HTTP_ERROR) {
|
|
err.file.status = plupload.FAILED;
|
|
calcFile(err.file);
|
|
|
|
// Upload next file but detach it from the error event
|
|
// since other custom listeners might want to stop the queue
|
|
if (up.state == plupload.STARTED) { // upload in progress
|
|
up.trigger('CancelUpload');
|
|
delay(function() {
|
|
uploadNext.call(up);
|
|
}, 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
function onDestroy(up) {
|
|
up.stop();
|
|
|
|
// Purge the queue
|
|
plupload.each(files, function(file) {
|
|
file.destroy();
|
|
});
|
|
files = [];
|
|
|
|
if (fileInputs.length) {
|
|
plupload.each(fileInputs, function(fileInput) {
|
|
fileInput.destroy();
|
|
});
|
|
fileInputs = [];
|
|
}
|
|
|
|
if (fileDrops.length) {
|
|
plupload.each(fileDrops, function(fileDrop) {
|
|
fileDrop.destroy();
|
|
});
|
|
fileDrops = [];
|
|
}
|
|
|
|
preferred_caps = {};
|
|
disabled = false;
|
|
startTime = xhr = null;
|
|
total.reset();
|
|
}
|
|
|
|
|
|
// Default settings
|
|
settings = {
|
|
runtimes: o.Runtime.order,
|
|
max_retries: 0,
|
|
chunk_size: 0,
|
|
multipart: true,
|
|
multi_selection: true,
|
|
file_data_name: 'file',
|
|
filters: {
|
|
mime_types: [],
|
|
prevent_duplicates: false,
|
|
max_file_size: 0
|
|
},
|
|
resize: {
|
|
enabled: false,
|
|
preserve_headers: true,
|
|
crop: false
|
|
},
|
|
send_file_name: true,
|
|
send_chunk_number: true
|
|
};
|
|
|
|
|
|
setOption.call(this, options, null, true);
|
|
|
|
// Inital total state
|
|
total = new plupload.QueueProgress();
|
|
|
|
// Add public methods
|
|
plupload.extend(this, {
|
|
|
|
/**
|
|
* Unique id for the Uploader instance.
|
|
*
|
|
* @property id
|
|
* @type String
|
|
*/
|
|
id : uid,
|
|
uid : uid, // mOxie uses this to differentiate between event targets
|
|
|
|
/**
|
|
* Current state of the total uploading progress. This one can either be plupload.STARTED or plupload.STOPPED.
|
|
* These states are controlled by the stop/start methods. The default value is STOPPED.
|
|
*
|
|
* @property state
|
|
* @type Number
|
|
*/
|
|
state : plupload.STOPPED,
|
|
|
|
/**
|
|
* Map of features that are available for the uploader runtime. Features will be filled
|
|
* before the init event is called, these features can then be used to alter the UI for the end user.
|
|
* Some of the current features that might be in this map is: dragdrop, chunks, jpgresize, pngresize.
|
|
*
|
|
* @property features
|
|
* @type Object
|
|
*/
|
|
features : {},
|
|
|
|
/**
|
|
* Current runtime name.
|
|
*
|
|
* @property runtime
|
|
* @type String
|
|
*/
|
|
runtime : null,
|
|
|
|
/**
|
|
* Current upload queue, an array of File instances.
|
|
*
|
|
* @property files
|
|
* @type Array
|
|
* @see plupload.File
|
|
*/
|
|
files : files,
|
|
|
|
/**
|
|
* Object with name/value settings.
|
|
*
|
|
* @property settings
|
|
* @type Object
|
|
*/
|
|
settings : settings,
|
|
|
|
/**
|
|
* Total progess information. How many files has been uploaded, total percent etc.
|
|
*
|
|
* @property total
|
|
* @type plupload.QueueProgress
|
|
*/
|
|
total : total,
|
|
|
|
|
|
/**
|
|
* Initializes the Uploader instance and adds internal event listeners.
|
|
*
|
|
* @method init
|
|
*/
|
|
init : function() {
|
|
var self = this, opt, preinitOpt, err;
|
|
|
|
preinitOpt = self.getOption('preinit');
|
|
if (typeof(preinitOpt) == "function") {
|
|
preinitOpt(self);
|
|
} else {
|
|
plupload.each(preinitOpt, function(func, name) {
|
|
self.bind(name, func);
|
|
});
|
|
}
|
|
|
|
bindEventListeners.call(self);
|
|
|
|
// Check for required options
|
|
plupload.each(['container', 'browse_button', 'drop_element'], function(el) {
|
|
if (self.getOption(el) === null) {
|
|
err = {
|
|
code : plupload.INIT_ERROR,
|
|
message : plupload.translate("'%' specified, but cannot be found.")
|
|
}
|
|
return false;
|
|
}
|
|
});
|
|
|
|
if (err) {
|
|
return self.trigger('Error', err);
|
|
}
|
|
|
|
|
|
if (!settings.browse_button && !settings.drop_element) {
|
|
return self.trigger('Error', {
|
|
code : plupload.INIT_ERROR,
|
|
message : plupload.translate("You must specify either 'browse_button' or 'drop_element'.")
|
|
});
|
|
}
|
|
|
|
|
|
initControls.call(self, settings, function(inited) {
|
|
var initOpt = self.getOption('init');
|
|
if (typeof(initOpt) == "function") {
|
|
initOpt(self);
|
|
} else {
|
|
plupload.each(initOpt, function(func, name) {
|
|
self.bind(name, func);
|
|
});
|
|
}
|
|
|
|
if (inited) {
|
|
self.runtime = o.Runtime.getInfo(getRUID()).type;
|
|
self.trigger('Init', { runtime: self.runtime });
|
|
self.trigger('PostInit');
|
|
} else {
|
|
self.trigger('Error', {
|
|
code : plupload.INIT_ERROR,
|
|
message : plupload.translate('Init error.')
|
|
});
|
|
}
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Set the value for the specified option(s).
|
|
*
|
|
* @method setOption
|
|
* @since 2.1
|
|
* @param {String|Object} option Name of the option to change or the set of key/value pairs
|
|
* @param {Mixed} [value] Value for the option (is ignored, if first argument is object)
|
|
*/
|
|
setOption: function(option, value) {
|
|
setOption.call(this, option, value, !this.runtime); // until runtime not set we do not need to reinitialize
|
|
},
|
|
|
|
/**
|
|
* Get the value for the specified option or the whole configuration, if not specified.
|
|
*
|
|
* @method getOption
|
|
* @since 2.1
|
|
* @param {String} [option] Name of the option to get
|
|
* @return {Mixed} Value for the option or the whole set
|
|
*/
|
|
getOption: function(option) {
|
|
if (!option) {
|
|
return settings;
|
|
}
|
|
return settings[option];
|
|
},
|
|
|
|
/**
|
|
* Refreshes the upload instance by dispatching out a refresh event to all runtimes.
|
|
* This would for example reposition flash/silverlight shims on the page.
|
|
*
|
|
* @method refresh
|
|
*/
|
|
refresh : function() {
|
|
if (fileInputs.length) {
|
|
plupload.each(fileInputs, function(fileInput) {
|
|
fileInput.trigger('Refresh');
|
|
});
|
|
}
|
|
this.trigger('Refresh');
|
|
},
|
|
|
|
/**
|
|
* Starts uploading the queued files.
|
|
*
|
|
* @method start
|
|
*/
|
|
start : function() {
|
|
if (this.state != plupload.STARTED) {
|
|
this.state = plupload.STARTED;
|
|
this.trigger('StateChanged');
|
|
|
|
uploadNext.call(this);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Stops the upload of the queued files.
|
|
*
|
|
* @method stop
|
|
*/
|
|
stop : function() {
|
|
if (this.state != plupload.STOPPED) {
|
|
this.state = plupload.STOPPED;
|
|
this.trigger('StateChanged');
|
|
this.trigger('CancelUpload');
|
|
}
|
|
},
|
|
|
|
|
|
/**
|
|
* Disables/enables browse button on request.
|
|
*
|
|
* @method disableBrowse
|
|
* @param {Boolean} disable Whether to disable or enable (default: true)
|
|
*/
|
|
disableBrowse : function() {
|
|
disabled = arguments[0] !== undef ? arguments[0] : true;
|
|
|
|
if (fileInputs.length) {
|
|
plupload.each(fileInputs, function(fileInput) {
|
|
fileInput.disable(disabled);
|
|
});
|
|
}
|
|
|
|
this.trigger('DisableBrowse', disabled);
|
|
},
|
|
|
|
/**
|
|
* Returns the specified file object by id.
|
|
*
|
|
* @method getFile
|
|
* @param {String} id File id to look for.
|
|
* @return {plupload.File} File object or undefined if it wasn't found;
|
|
*/
|
|
getFile : function(id) {
|
|
var i;
|
|
for (i = files.length - 1; i >= 0; i--) {
|
|
if (files[i].id === id) {
|
|
return files[i];
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Adds file to the queue programmatically. Can be native file, instance of Plupload.File,
|
|
* instance of mOxie.File, input[type="file"] element, or array of these. Fires FilesAdded,
|
|
* if any files were added to the queue. Otherwise nothing happens.
|
|
*
|
|
* @method addFile
|
|
* @since 2.0
|
|
* @param {plupload.File|mOxie.File|File|Node|Array} file File or files to add to the queue.
|
|
* @param {String} [fileName] If specified, will be used as a name for the file
|
|
*/
|
|
addFile : function(file, fileName) {
|
|
var self = this
|
|
, queue = []
|
|
, filesAdded = []
|
|
, ruid
|
|
;
|
|
|
|
function filterFile(file, cb) {
|
|
var queue = [];
|
|
o.each(self.settings.filters, function(rule, name) {
|
|
if (fileFilters[name]) {
|
|
queue.push(function(cb) {
|
|
fileFilters[name].call(self, rule, file, function(res) {
|
|
cb(!res);
|
|
});
|
|
});
|
|
}
|
|
});
|
|
o.inSeries(queue, cb);
|
|
}
|
|
|
|
/**
|
|
* @method resolveFile
|
|
* @private
|
|
* @param {o.File|o.Blob|plupload.File|File|Blob|input[type="file"]} file
|
|
*/
|
|
function resolveFile(file) {
|
|
var type = o.typeOf(file);
|
|
|
|
// o.File
|
|
if (file instanceof o.File) {
|
|
if (!file.ruid && !file.isDetached()) {
|
|
if (!ruid) { // weird case
|
|
return false;
|
|
}
|
|
file.ruid = ruid;
|
|
file.connectRuntime(ruid);
|
|
}
|
|
resolveFile(new plupload.File(file));
|
|
}
|
|
// o.Blob
|
|
else if (file instanceof o.Blob) {
|
|
resolveFile(file.getSource());
|
|
file.destroy();
|
|
}
|
|
// plupload.File - final step for other branches
|
|
else if (file instanceof plupload.File) {
|
|
if (fileName) {
|
|
file.name = fileName;
|
|
}
|
|
|
|
queue.push(function(cb) {
|
|
// run through the internal and user-defined filters, if any
|
|
filterFile(file, function(err) {
|
|
if (!err) {
|
|
// make files available for the filters by updating the main queue directly
|
|
files.push(file);
|
|
// collect the files that will be passed to FilesAdded event
|
|
filesAdded.push(file);
|
|
|
|
self.trigger("FileFiltered", file);
|
|
}
|
|
delay(cb, 1); // do not build up recursions or eventually we might hit the limits
|
|
});
|
|
});
|
|
}
|
|
// native File or blob
|
|
else if (o.inArray(type, ['file', 'blob']) !== -1) {
|
|
resolveFile(new o.File(null, file));
|
|
}
|
|
// input[type="file"]
|
|
else if (type === 'node' && o.typeOf(file.files) === 'filelist') {
|
|
// if we are dealing with input[type="file"]
|
|
o.each(file.files, resolveFile);
|
|
}
|
|
// mixed array of any supported types (see above)
|
|
else if (type === 'array') {
|
|
fileName = null; // should never happen, but unset anyway to avoid funny situations
|
|
o.each(file, resolveFile);
|
|
}
|
|
}
|
|
|
|
ruid = getRUID();
|
|
|
|
resolveFile(file);
|
|
|
|
if (queue.length) {
|
|
o.inSeries(queue, function() {
|
|
// if any files left after filtration, trigger FilesAdded
|
|
if (filesAdded.length) {
|
|
self.trigger("FilesAdded", filesAdded);
|
|
}
|
|
});
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Removes a specific file.
|
|
*
|
|
* @method removeFile
|
|
* @param {plupload.File|String} file File to remove from queue.
|
|
*/
|
|
removeFile : function(file) {
|
|
var id = typeof(file) === 'string' ? file : file.id;
|
|
|
|
for (var i = files.length - 1; i >= 0; i--) {
|
|
if (files[i].id === id) {
|
|
return this.splice(i, 1)[0];
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Removes part of the queue and returns the files removed. This will also trigger the FilesRemoved and QueueChanged events.
|
|
*
|
|
* @method splice
|
|
* @param {Number} start (Optional) Start index to remove from.
|
|
* @param {Number} length (Optional) Lengh of items to remove.
|
|
* @return {Array} Array of files that was removed.
|
|
*/
|
|
splice : function(start, length) {
|
|
// Splice and trigger events
|
|
var removed = files.splice(start === undef ? 0 : start, length === undef ? files.length : length);
|
|
|
|
// if upload is in progress we need to stop it and restart after files are removed
|
|
var restartRequired = false;
|
|
if (this.state == plupload.STARTED) { // upload in progress
|
|
plupload.each(removed, function(file) {
|
|
if (file.status === plupload.UPLOADING) {
|
|
restartRequired = true; // do not restart, unless file that is being removed is uploading
|
|
return false;
|
|
}
|
|
});
|
|
|
|
if (restartRequired) {
|
|
this.stop();
|
|
}
|
|
}
|
|
|
|
this.trigger("FilesRemoved", removed);
|
|
|
|
// Dispose any resources allocated by those files
|
|
plupload.each(removed, function(file) {
|
|
file.destroy();
|
|
});
|
|
|
|
if (restartRequired) {
|
|
this.start();
|
|
}
|
|
|
|
return removed;
|
|
},
|
|
|
|
/**
|
|
Dispatches the specified event name and its arguments to all listeners.
|
|
|
|
@method trigger
|
|
@param {String} name Event name to fire.
|
|
@param {Object..} Multiple arguments to pass along to the listener functions.
|
|
*/
|
|
|
|
// override the parent method to match Plupload-like event logic
|
|
dispatchEvent: function(type) {
|
|
var list, args, result;
|
|
|
|
type = type.toLowerCase();
|
|
|
|
list = this.hasEventListener(type);
|
|
|
|
if (list) {
|
|
// sort event list by priority
|
|
list.sort(function(a, b) { return b.priority - a.priority; });
|
|
|
|
// first argument should be current plupload.Uploader instance
|
|
args = [].slice.call(arguments);
|
|
args.shift();
|
|
args.unshift(this);
|
|
|
|
for (var i = 0; i < list.length; i++) {
|
|
// Fire event, break chain if false is returned
|
|
if (list[i].fn.apply(list[i].scope, args) === false) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
Check whether uploader has any listeners to the specified event.
|
|
|
|
@method hasEventListener
|
|
@param {String} name Event name to check for.
|
|
*/
|
|
|
|
|
|
/**
|
|
Adds an event listener by name.
|
|
|
|
@method bind
|
|
@param {String} name Event name to listen for.
|
|
@param {function} fn Function to call ones the event gets fired.
|
|
@param {Object} [scope] Optional scope to execute the specified function in.
|
|
@param {Number} [priority=0] Priority of the event handler - handlers with higher priorities will be called first
|
|
*/
|
|
bind: function(name, fn, scope, priority) {
|
|
// adapt moxie EventTarget style to Plupload-like
|
|
plupload.Uploader.prototype.bind.call(this, name, fn, priority, scope);
|
|
},
|
|
|
|
/**
|
|
Removes the specified event listener.
|
|
|
|
@method unbind
|
|
@param {String} name Name of event to remove.
|
|
@param {function} fn Function to remove from listener.
|
|
*/
|
|
|
|
/**
|
|
Removes all event listeners.
|
|
|
|
@method unbindAll
|
|
*/
|
|
|
|
|
|
/**
|
|
* Destroys Plupload instance and cleans after itself.
|
|
*
|
|
* @method destroy
|
|
*/
|
|
destroy : function() {
|
|
this.trigger('Destroy');
|
|
settings = total = null; // purge these exclusively
|
|
this.unbindAll();
|
|
}
|
|
});
|
|
};
|
|
|
|
plupload.Uploader.prototype = o.EventTarget.instance;
|
|
|
|
/**
|
|
* Constructs a new file instance.
|
|
*
|
|
* @class File
|
|
* @constructor
|
|
*
|
|
* @param {Object} file Object containing file properties
|
|
* @param {String} file.name Name of the file.
|
|
* @param {Number} file.size File size.
|
|
*/
|
|
plupload.File = (function() {
|
|
var filepool = {};
|
|
|
|
function PluploadFile(file) {
|
|
|
|
plupload.extend(this, {
|
|
|
|
/**
|
|
* File id this is a globally unique id for the specific file.
|
|
*
|
|
* @property id
|
|
* @type String
|
|
*/
|
|
id: plupload.guid(),
|
|
|
|
/**
|
|
* File name for example "myfile.gif".
|
|
*
|
|
* @property name
|
|
* @type String
|
|
*/
|
|
name: file.name || file.fileName,
|
|
|
|
/**
|
|
* File type, `e.g image/jpeg`
|
|
*
|
|
* @property type
|
|
* @type String
|
|
*/
|
|
type: file.type || '',
|
|
|
|
/**
|
|
* File size in bytes (may change after client-side manupilation).
|
|
*
|
|
* @property size
|
|
* @type Number
|
|
*/
|
|
size: file.size || file.fileSize,
|
|
|
|
/**
|
|
* Original file size in bytes.
|
|
*
|
|
* @property origSize
|
|
* @type Number
|
|
*/
|
|
origSize: file.size || file.fileSize,
|
|
|
|
/**
|
|
* Number of bytes uploaded of the files total size.
|
|
*
|
|
* @property loaded
|
|
* @type Number
|
|
*/
|
|
loaded: 0,
|
|
|
|
/**
|
|
* Number of percentage uploaded of the file.
|
|
*
|
|
* @property percent
|
|
* @type Number
|
|
*/
|
|
percent: 0,
|
|
|
|
/**
|
|
* Status constant matching the plupload states QUEUED, UPLOADING, FAILED, DONE.
|
|
*
|
|
* @property status
|
|
* @type Number
|
|
* @see plupload
|
|
*/
|
|
status: plupload.QUEUED,
|
|
|
|
/**
|
|
* Date of last modification.
|
|
*
|
|
* @property lastModifiedDate
|
|
* @type {String}
|
|
*/
|
|
lastModifiedDate: file.lastModifiedDate || (new Date()).toLocaleString(), // Thu Aug 23 2012 19:40:00 GMT+0400 (GET)
|
|
|
|
/**
|
|
* Returns native window.File object, when it's available.
|
|
*
|
|
* @method getNative
|
|
* @return {window.File} or null, if plupload.File is of different origin
|
|
*/
|
|
getNative: function() {
|
|
var file = this.getSource().getSource();
|
|
return o.inArray(o.typeOf(file), ['blob', 'file']) !== -1 ? file : null;
|
|
},
|
|
|
|
/**
|
|
* Returns mOxie.File - unified wrapper object that can be used across runtimes.
|
|
*
|
|
* @method getSource
|
|
* @return {mOxie.File} or null
|
|
*/
|
|
getSource: function() {
|
|
if (!filepool[this.id]) {
|
|
return null;
|
|
}
|
|
return filepool[this.id];
|
|
},
|
|
|
|
/**
|
|
* Destroys plupload.File object.
|
|
*
|
|
* @method destroy
|
|
*/
|
|
destroy: function() {
|
|
var src = this.getSource();
|
|
if (src) {
|
|
src.destroy();
|
|
delete filepool[this.id];
|
|
}
|
|
}
|
|
});
|
|
|
|
filepool[this.id] = file;
|
|
}
|
|
|
|
return PluploadFile;
|
|
}());
|
|
|
|
|
|
/**
|
|
* Constructs a queue progress.
|
|
*
|
|
* @class QueueProgress
|
|
* @constructor
|
|
*/
|
|
plupload.QueueProgress = function() {
|
|
var self = this; // Setup alias for self to reduce code size when it's compressed
|
|
|
|
/**
|
|
* Total queue file size.
|
|
*
|
|
* @property size
|
|
* @type Number
|
|
*/
|
|
self.size = 0;
|
|
|
|
/**
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* Total bytes uploaded.
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*
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* @property loaded
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* @type Number
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*/
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self.loaded = 0;
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/**
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* Number of files uploaded.
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*
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* @property uploaded
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* @type Number
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*/
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self.uploaded = 0;
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/**
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* Number of files failed to upload.
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*
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* @property failed
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* @type Number
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*/
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self.failed = 0;
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/**
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* Number of files yet to be uploaded.
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*
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* @property queued
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* @type Number
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*/
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self.queued = 0;
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/**
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* Total percent of the uploaded bytes.
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*
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* @property percent
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* @type Number
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*/
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self.percent = 0;
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/**
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* Bytes uploaded per second.
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*
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* @property bytesPerSec
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* @type Number
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*/
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self.bytesPerSec = 0;
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/**
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* Resets the progress to its initial values.
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*
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* @method reset
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*/
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self.reset = function() {
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self.size = self.loaded = self.uploaded = self.failed = self.queued = self.percent = self.bytesPerSec = 0;
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};
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};
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window.plupload = plupload;
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}(window, mOxie));
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