forked from ZwiiCMS-Team/ZwiiCMS
715 lines
27 KiB
JavaScript
715 lines
27 KiB
JavaScript
/*
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* jQuery File Upload User Interface Plugin
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* https://github.com/blueimp/jQuery-File-Upload
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*
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* Copyright 2010, Sebastian Tschan
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* https://blueimp.net
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*
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* Licensed under the MIT license:
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* https://opensource.org/licenses/MIT
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*/
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/* jshint nomen:false */
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/* global define, require, window */
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;(function (factory) {
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'use strict';
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if (typeof define === 'function' && define.amd) {
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// Register as an anonymous AMD module:
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define([
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'jquery',
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'blueimp-tmpl',
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'./jquery.fileupload-image',
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'./jquery.fileupload-audio',
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'./jquery.fileupload-video',
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'./jquery.fileupload-validate'
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], factory);
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} else if (typeof exports === 'object') {
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// Node/CommonJS:
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factory(
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require('jquery'),
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require('blueimp-tmpl'),
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require('./jquery.fileupload-image'),
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require('./jquery.fileupload-audio'),
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require('./jquery.fileupload-video'),
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require('./jquery.fileupload-validate')
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);
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} else {
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// Browser globals:
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factory(
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window.jQuery,
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window.tmpl
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);
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}
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}(function ($, tmpl) {
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'use strict';
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$.blueimp.fileupload.prototype._specialOptions.push(
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'filesContainer',
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'uploadTemplateId',
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'downloadTemplateId'
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);
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// The UI version extends the file upload widget
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// and adds complete user interface interaction:
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$.widget('blueimp.fileupload', $.blueimp.fileupload, {
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options: {
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// By default, files added to the widget are uploaded as soon
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// as the user clicks on the start buttons. To enable automatic
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// uploads, set the following option to true:
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autoUpload: false,
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// The ID of the upload template:
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uploadTemplateId: 'template-upload',
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// The ID of the download template:
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downloadTemplateId: 'template-download',
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// The container for the list of files. If undefined, it is set to
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// an element with class "files" inside of the widget element:
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filesContainer: undefined,
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// By default, files are appended to the files container.
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// Set the following option to true, to prepend files instead:
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prependFiles: false,
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// The expected data type of the upload response, sets the dataType
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// option of the $.ajax upload requests:
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dataType: 'json',
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// Error and info messages:
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messages: {
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unknownError: 'Unknown error'
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},
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// Function returning the current number of files,
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// used by the maxNumberOfFiles validation:
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getNumberOfFiles: function () {
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return this.filesContainer.children()
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.not('.processing').length;
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},
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// Callback to retrieve the list of files from the server response:
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getFilesFromResponse: function (data) {
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if (data.result && $.isArray(data.result.files)) {
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return data.result.files;
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}
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return [];
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},
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// The add callback is invoked as soon as files are added to the fileupload
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// widget (via file input selection, drag & drop or add API call).
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// See the basic file upload widget for more information:
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add: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var $this = $(this),
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that = $this.data('blueimp-fileupload') ||
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$this.data('fileupload'),
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options = that.options;
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data.context = that._renderUpload(data.files)
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.data('data', data)
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.addClass('processing');
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options.filesContainer[
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options.prependFiles ? 'prepend' : 'append'
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](data.context);
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that._forceReflow(data.context);
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that._transition(data.context);
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data.process(function () {
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return $this.fileupload('process', data);
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}).always(function () {
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data.context.each(function (index) {
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$(this).find('.size').text(
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that._formatFileSize(data.files[index].size)
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);
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}).removeClass('processing');
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that._renderPreviews(data);
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}).done(function () {
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data.context.find('.start').prop('disabled', false);
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if ((that._trigger('added', e, data) !== false) &&
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(options.autoUpload || data.autoUpload) &&
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data.autoUpload !== false) {
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data.submit();
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}
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}).fail(function () {
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if (data.files.error) {
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data.context.each(function (index) {
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var error = data.files[index].error;
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if (error) {
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$(this).find('.error').text(error);
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}
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});
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}
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});
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},
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// Callback for the start of each file upload request:
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send: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var that = $(this).data('blueimp-fileupload') ||
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$(this).data('fileupload');
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if (data.context && data.dataType &&
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data.dataType.substr(0, 6) === 'iframe') {
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// Iframe Transport does not support progress events.
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// In lack of an indeterminate progress bar, we set
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// the progress to 100%, showing the full animated bar:
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data.context
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.find('.progress').addClass(
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!$.support.transition && 'progress-animated'
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)
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.attr('aria-valuenow', 100)
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.children().first().css(
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'width',
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'100%'
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);
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}
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return that._trigger('sent', e, data);
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},
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// Callback for successful uploads:
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done: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var that = $(this).data('blueimp-fileupload') ||
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$(this).data('fileupload'),
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getFilesFromResponse = data.getFilesFromResponse ||
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that.options.getFilesFromResponse,
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files = getFilesFromResponse(data),
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template,
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deferred;
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if (data.context) {
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data.context.each(function (index) {
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var file = files[index] ||
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{error: 'Empty file upload result'};
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deferred = that._addFinishedDeferreds();
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that._transition($(this)).done(
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function () {
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var node = $(this);
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template = that._renderDownload([file])
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.replaceAll(node);
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that._forceReflow(template);
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that._transition(template).done(
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function () {
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data.context = $(this);
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that._trigger('completed', e, data);
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that._trigger('finished', e, data);
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deferred.resolve();
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}
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);
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}
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);
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});
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} else {
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template = that._renderDownload(files)[
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that.options.prependFiles ? 'prependTo' : 'appendTo'
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](that.options.filesContainer);
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that._forceReflow(template);
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deferred = that._addFinishedDeferreds();
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that._transition(template).done(
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function () {
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data.context = $(this);
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that._trigger('completed', e, data);
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that._trigger('finished', e, data);
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deferred.resolve();
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}
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);
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}
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},
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// Callback for failed (abort or error) uploads:
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fail: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var that = $(this).data('blueimp-fileupload') ||
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$(this).data('fileupload'),
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template,
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deferred;
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if (data.context) {
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data.context.each(function (index) {
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if (data.errorThrown !== 'abort') {
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var file = data.files[index];
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file.error = file.error || data.errorThrown ||
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data.i18n('unknownError');
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deferred = that._addFinishedDeferreds();
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that._transition($(this)).done(
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function () {
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var node = $(this);
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template = that._renderDownload([file])
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.replaceAll(node);
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that._forceReflow(template);
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that._transition(template).done(
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function () {
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data.context = $(this);
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that._trigger('failed', e, data);
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that._trigger('finished', e, data);
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deferred.resolve();
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}
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);
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}
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);
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} else {
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deferred = that._addFinishedDeferreds();
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that._transition($(this)).done(
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function () {
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$(this).remove();
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that._trigger('failed', e, data);
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that._trigger('finished', e, data);
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deferred.resolve();
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}
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);
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}
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});
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} else if (data.errorThrown !== 'abort') {
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data.context = that._renderUpload(data.files)[
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that.options.prependFiles ? 'prependTo' : 'appendTo'
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](that.options.filesContainer)
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.data('data', data);
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that._forceReflow(data.context);
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deferred = that._addFinishedDeferreds();
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that._transition(data.context).done(
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function () {
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data.context = $(this);
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that._trigger('failed', e, data);
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that._trigger('finished', e, data);
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deferred.resolve();
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}
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);
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} else {
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that._trigger('failed', e, data);
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that._trigger('finished', e, data);
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that._addFinishedDeferreds().resolve();
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}
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},
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// Callback for upload progress events:
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progress: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var progress = Math.floor(data.loaded / data.total * 100);
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if (data.context) {
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data.context.each(function () {
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$(this).find('.progress')
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.attr('aria-valuenow', progress)
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.children().first().css(
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'width',
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progress + '%'
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);
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});
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}
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},
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// Callback for global upload progress events:
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progressall: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var $this = $(this),
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progress = Math.floor(data.loaded / data.total * 100),
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globalProgressNode = $this.find('.fileupload-progress'),
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extendedProgressNode = globalProgressNode
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.find('.progress-extended');
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if (extendedProgressNode.length) {
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extendedProgressNode.html(
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($this.data('blueimp-fileupload') || $this.data('fileupload'))
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._renderExtendedProgress(data)
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);
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}
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globalProgressNode
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.find('.progress')
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.attr('aria-valuenow', progress)
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.children().first().css(
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'width',
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progress + '%'
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);
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},
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// Callback for uploads start, equivalent to the global ajaxStart event:
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start: function (e) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var that = $(this).data('blueimp-fileupload') ||
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$(this).data('fileupload');
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that._resetFinishedDeferreds();
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that._transition($(this).find('.fileupload-progress')).done(
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function () {
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that._trigger('started', e);
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}
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);
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},
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// Callback for uploads stop, equivalent to the global ajaxStop event:
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stop: function (e) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var that = $(this).data('blueimp-fileupload') ||
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$(this).data('fileupload'),
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deferred = that._addFinishedDeferreds();
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$.when.apply($, that._getFinishedDeferreds())
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.done(function () {
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that._trigger('stopped', e);
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});
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that._transition($(this).find('.fileupload-progress')).done(
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function () {
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$(this).find('.progress')
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.attr('aria-valuenow', '0')
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.children().first().css('width', '0%');
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$(this).find('.progress-extended').html(' ');
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deferred.resolve();
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}
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);
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},
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processstart: function (e) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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$(this).addClass('fileupload-processing');
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},
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processstop: function (e) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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$(this).removeClass('fileupload-processing');
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},
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// Callback for file deletion:
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destroy: function (e, data) {
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if (e.isDefaultPrevented()) {
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return false;
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}
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var that = $(this).data('blueimp-fileupload') ||
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$(this).data('fileupload'),
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removeNode = function () {
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that._transition(data.context).done(
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function () {
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$(this).remove();
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that._trigger('destroyed', e, data);
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}
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);
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};
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if (data.url) {
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data.dataType = data.dataType || that.options.dataType;
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$.ajax(data).done(removeNode).fail(function () {
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that._trigger('destroyfailed', e, data);
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});
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} else {
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removeNode();
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}
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}
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},
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_resetFinishedDeferreds: function () {
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this._finishedUploads = [];
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},
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_addFinishedDeferreds: function (deferred) {
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if (!deferred) {
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deferred = $.Deferred();
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}
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this._finishedUploads.push(deferred);
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return deferred;
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},
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_getFinishedDeferreds: function () {
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return this._finishedUploads;
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},
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// Link handler, that allows to download files
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// by drag & drop of the links to the desktop:
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_enableDragToDesktop: function () {
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var link = $(this),
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url = link.prop('href'),
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name = link.prop('download'),
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type = 'application/octet-stream';
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link.bind('dragstart', function (e) {
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try {
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e.originalEvent.dataTransfer.setData(
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'DownloadURL',
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[type, name, url].join(':')
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);
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} catch (ignore) {}
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});
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},
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_formatFileSize: function (bytes) {
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if (typeof bytes !== 'number') {
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return '';
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}
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if (bytes >= 1000000000) {
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return (bytes / 1000000000).toFixed(2) + ' GB';
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}
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if (bytes >= 1000000) {
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return (bytes / 1000000).toFixed(2) + ' MB';
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}
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return (bytes / 1000).toFixed(2) + ' KB';
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},
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_formatBitrate: function (bits) {
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if (typeof bits !== 'number') {
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return '';
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}
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if (bits >= 1000000000) {
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return (bits / 1000000000).toFixed(2) + ' Gbit/s';
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}
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if (bits >= 1000000) {
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return (bits / 1000000).toFixed(2) + ' Mbit/s';
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}
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if (bits >= 1000) {
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return (bits / 1000).toFixed(2) + ' kbit/s';
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}
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return bits.toFixed(2) + ' bit/s';
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},
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_formatTime: function (seconds) {
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var date = new Date(seconds * 1000),
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days = Math.floor(seconds / 86400);
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days = days ? days + 'd ' : '';
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return days +
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('0' + date.getUTCHours()).slice(-2) + ':' +
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('0' + date.getUTCMinutes()).slice(-2) + ':' +
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('0' + date.getUTCSeconds()).slice(-2);
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},
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_formatPercentage: function (floatValue) {
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return (floatValue * 100).toFixed(2) + ' %';
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},
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_renderExtendedProgress: function (data) {
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return this._formatBitrate(data.bitrate) + ' | ' +
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this._formatTime(
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(data.total - data.loaded) * 8 / data.bitrate
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) + ' | ' +
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this._formatPercentage(
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data.loaded / data.total
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) + ' | ' +
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this._formatFileSize(data.loaded) + ' / ' +
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this._formatFileSize(data.total);
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},
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_renderTemplate: function (func, files) {
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if (!func) {
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return $();
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}
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var result = func({
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files: files,
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formatFileSize: this._formatFileSize,
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options: this.options
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});
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if (result instanceof $) {
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return result;
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}
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return $(this.options.templatesContainer).html(result).children();
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},
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_renderPreviews: function (data) {
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data.context.find('.preview').each(function (index, elm) {
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$(elm).append(data.files[index].preview);
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});
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},
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_renderUpload: function (files) {
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return this._renderTemplate(
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this.options.uploadTemplate,
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files
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);
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},
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_renderDownload: function (files) {
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return this._renderTemplate(
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this.options.downloadTemplate,
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files
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).find('a[download]').each(this._enableDragToDesktop).end();
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},
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_startHandler: function (e) {
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e.preventDefault();
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var button = $(e.currentTarget),
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template = button.closest('.template-upload'),
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data = template.data('data');
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button.prop('disabled', true);
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if (data && data.submit) {
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data.submit();
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}
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},
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_cancelHandler: function (e) {
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e.preventDefault();
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var template = $(e.currentTarget)
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.closest('.template-upload,.template-download'),
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data = template.data('data') || {};
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data.context = data.context || template;
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if (data.abort) {
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data.abort();
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} else {
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data.errorThrown = 'abort';
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this._trigger('fail', e, data);
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}
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},
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_deleteHandler: function (e) {
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e.preventDefault();
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var button = $(e.currentTarget);
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this._trigger('destroy', e, $.extend({
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context: button.closest('.template-download'),
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type: 'DELETE'
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}, button.data()));
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},
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_forceReflow: function (node) {
|
|
return $.support.transition && node.length &&
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|
node[0].offsetWidth;
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|
},
|
|
|
|
_transition: function (node) {
|
|
var dfd = $.Deferred();
|
|
if ($.support.transition && node.hasClass('fade') && node.is(':visible')) {
|
|
node.bind(
|
|
$.support.transition.end,
|
|
function (e) {
|
|
// Make sure we don't respond to other transitions events
|
|
// in the container element, e.g. from button elements:
|
|
if (e.target === node[0]) {
|
|
node.unbind($.support.transition.end);
|
|
dfd.resolveWith(node);
|
|
}
|
|
}
|
|
).toggleClass('in');
|
|
} else {
|
|
node.toggleClass('in');
|
|
dfd.resolveWith(node);
|
|
}
|
|
return dfd;
|
|
},
|
|
|
|
_initButtonBarEventHandlers: function () {
|
|
var fileUploadButtonBar = this.element.find('.fileupload-buttonbar'),
|
|
filesList = this.options.filesContainer;
|
|
this._on(fileUploadButtonBar.find('.start'), {
|
|
click: function (e) {
|
|
e.preventDefault();
|
|
filesList.find('.start').click();
|
|
}
|
|
});
|
|
this._on(fileUploadButtonBar.find('.cancel'), {
|
|
click: function (e) {
|
|
e.preventDefault();
|
|
filesList.find('.cancel').click();
|
|
}
|
|
});
|
|
this._on(fileUploadButtonBar.find('.delete'), {
|
|
click: function (e) {
|
|
e.preventDefault();
|
|
filesList.find('.toggle:checked')
|
|
.closest('.template-download')
|
|
.find('.delete').click();
|
|
fileUploadButtonBar.find('.toggle')
|
|
.prop('checked', false);
|
|
}
|
|
});
|
|
this._on(fileUploadButtonBar.find('.toggle'), {
|
|
change: function (e) {
|
|
filesList.find('.toggle').prop(
|
|
'checked',
|
|
$(e.currentTarget).is(':checked')
|
|
);
|
|
}
|
|
});
|
|
},
|
|
|
|
_destroyButtonBarEventHandlers: function () {
|
|
this._off(
|
|
this.element.find('.fileupload-buttonbar')
|
|
.find('.start, .cancel, .delete'),
|
|
'click'
|
|
);
|
|
this._off(
|
|
this.element.find('.fileupload-buttonbar .toggle'),
|
|
'change.'
|
|
);
|
|
},
|
|
|
|
_initEventHandlers: function () {
|
|
this._super();
|
|
this._on(this.options.filesContainer, {
|
|
'click .start': this._startHandler,
|
|
'click .cancel': this._cancelHandler,
|
|
'click .delete': this._deleteHandler
|
|
});
|
|
this._initButtonBarEventHandlers();
|
|
},
|
|
|
|
_destroyEventHandlers: function () {
|
|
this._destroyButtonBarEventHandlers();
|
|
this._off(this.options.filesContainer, 'click');
|
|
this._super();
|
|
},
|
|
|
|
_enableFileInputButton: function () {
|
|
this.element.find('.fileinput-button input')
|
|
.prop('disabled', false)
|
|
.parent().removeClass('disabled');
|
|
},
|
|
|
|
_disableFileInputButton: function () {
|
|
this.element.find('.fileinput-button input')
|
|
.prop('disabled', true)
|
|
.parent().addClass('disabled');
|
|
},
|
|
|
|
_initTemplates: function () {
|
|
var options = this.options;
|
|
options.templatesContainer = this.document[0].createElement(
|
|
options.filesContainer.prop('nodeName')
|
|
);
|
|
if (tmpl) {
|
|
if (options.uploadTemplateId) {
|
|
options.uploadTemplate = tmpl(options.uploadTemplateId);
|
|
}
|
|
if (options.downloadTemplateId) {
|
|
options.downloadTemplate = tmpl(options.downloadTemplateId);
|
|
}
|
|
}
|
|
},
|
|
|
|
_initFilesContainer: function () {
|
|
var options = this.options;
|
|
if (options.filesContainer === undefined) {
|
|
options.filesContainer = this.element.find('.files');
|
|
} else if (!(options.filesContainer instanceof $)) {
|
|
options.filesContainer = $(options.filesContainer);
|
|
}
|
|
},
|
|
|
|
_initSpecialOptions: function () {
|
|
this._super();
|
|
this._initFilesContainer();
|
|
this._initTemplates();
|
|
},
|
|
|
|
_create: function () {
|
|
this._super();
|
|
this._resetFinishedDeferreds();
|
|
if (!$.support.fileInput) {
|
|
this._disableFileInputButton();
|
|
}
|
|
},
|
|
|
|
enable: function () {
|
|
var wasDisabled = false;
|
|
if (this.options.disabled) {
|
|
wasDisabled = true;
|
|
}
|
|
this._super();
|
|
if (wasDisabled) {
|
|
this.element.find('input, button').prop('disabled', false);
|
|
this._enableFileInputButton();
|
|
}
|
|
},
|
|
|
|
disable: function () {
|
|
if (!this.options.disabled) {
|
|
this.element.find('input, button').prop('disabled', true);
|
|
this._disableFileInputButton();
|
|
}
|
|
this._super();
|
|
}
|
|
|
|
});
|
|
|
|
}));
|