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Diffstat (limited to 'mod/lightpics/vendors/jquery-file-upload/js/jquery.fileupload-ui.js')
| -rw-r--r-- | mod/lightpics/vendors/jquery-file-upload/js/jquery.fileupload-ui.js | 736 |
1 files changed, 736 insertions, 0 deletions
diff --git a/mod/lightpics/vendors/jquery-file-upload/js/jquery.fileupload-ui.js b/mod/lightpics/vendors/jquery-file-upload/js/jquery.fileupload-ui.js new file mode 100644 index 000000000..4c36f0086 --- /dev/null +++ b/mod/lightpics/vendors/jquery-file-upload/js/jquery.fileupload-ui.js @@ -0,0 +1,736 @@ +/* + * jQuery File Upload User Interface Plugin 6.9.4 + * https://github.com/blueimp/jQuery-File-Upload + * + * Copyright 2010, Sebastian Tschan + * https://blueimp.net + * + * Licensed under the MIT license: + * http://www.opensource.org/licenses/MIT + */ + +/*jslint nomen: true, unparam: true, regexp: true */ +/*global define, window, document, URL, webkitURL, FileReader */ + +(function (factory) { + 'use strict'; + if (typeof define === 'function' && define.amd) { + // Register as an anonymous AMD module: + define([ + 'jquery', + 'tmpl', + 'load-image', + './jquery.fileupload-fp' + ], factory); + } else { + // Browser globals: + factory( + window.jQuery, + window.tmpl, + window.loadImage + ); + } +}(function ($, tmpl, loadImage) { + 'use strict'; + + // The UI version extends the FP (file processing) version or the basic + // file upload widget and adds complete user interface interaction: + var parentWidget = ($.blueimpFP || $.blueimp).fileupload; + $.widget('blueimpUI.fileupload', parentWidget, { + + options: { + // By default, files added to the widget are uploaded as soon + // as the user clicks on the start buttons. To enable automatic + // uploads, set the following option to true: + autoUpload: false, + // The following option limits the number of files that are + // allowed to be uploaded using this widget: + maxNumberOfFiles: undefined, + // The maximum allowed file size: + maxFileSize: undefined, + // The minimum allowed file size: + minFileSize: undefined, + // The regular expression for allowed file types, matches + // against either file type or file name: + acceptFileTypes: /.+$/i, + // The regular expression to define for which files a preview + // image is shown, matched against the file type: + previewSourceFileTypes: /^image\/(gif|jpeg|png)$/, + // The maximum file size of images that are to be displayed as preview: + previewSourceMaxFileSize: 5000000, // 5MB + // The maximum width of the preview images: + previewMaxWidth: 80, + // The maximum height of the preview images: + previewMaxHeight: 80, + // By default, preview images are displayed as canvas elements + // if supported by the browser. Set the following option to false + // to always display preview images as img elements: + previewAsCanvas: true, + // The ID of the upload template: + uploadTemplateId: 'template-upload', + // The ID of the download template: + downloadTemplateId: 'template-download', + // The container for the list of files. If undefined, it is set to + // an element with class "files" inside of the widget element: + filesContainer: undefined, + // By default, files are appended to the files container. + // Set the following option to true, to prepend files instead: + prependFiles: false, + // The expected data type of the upload response, sets the dataType + // option of the $.ajax upload requests: + dataType: 'json', + + // The add callback is invoked as soon as files are added to the fileupload + // widget (via file input selection, drag & drop or add API call). + // See the basic file upload widget for more information: + add: function (e, data) { + var that = $(this).data('fileupload'), + options = that.options, + files = data.files; + $(this).fileupload('process', data).done(function () { + that._adjustMaxNumberOfFiles(-files.length); + data.maxNumberOfFilesAdjusted = true; + data.files.valid = data.isValidated = that._validate(files); + data.context = that._renderUpload(files).data('data', data); + options.filesContainer[ + options.prependFiles ? 'prepend' : 'append' + ](data.context); + that._renderPreviews(files, data.context); + that._forceReflow(data.context); + that._transition(data.context).done( + function () { + if ((that._trigger('added', e, data) !== false) && + (options.autoUpload || data.autoUpload) && + data.autoUpload !== false && data.isValidated) { + data.submit(); + } + } + ); + }); + }, + // Callback for the start of each file upload request: + send: function (e, data) { + var that = $(this).data('fileupload'); + if (!data.isValidated) { + if (!data.maxNumberOfFilesAdjusted) { + that._adjustMaxNumberOfFiles(-data.files.length); + data.maxNumberOfFilesAdjusted = true; + } + if (!that._validate(data.files)) { + return false; + } + } + if (data.context && data.dataType && + data.dataType.substr(0, 6) === 'iframe') { + // Iframe Transport does not support progress events. + // In lack of an indeterminate progress bar, we set + // the progress to 100%, showing the full animated bar: + data.context + .find('.progress').addClass( + !$.support.transition && 'progress-animated' + ) + .attr('aria-valuenow', 100) + .find('.bar').css( + 'width', + '100%' + ); + } + return that._trigger('sent', e, data); + }, + // Callback for successful uploads: + done: function (e, data) { + var that = $(this).data('fileupload'), + template; + if (data.context) { + data.context.each(function (index) { + var file = ($.isArray(data.result) && + data.result[index]) || {error: 'emptyResult'}; + if (file.error) { + that._adjustMaxNumberOfFiles(1); + } + that._transition($(this)).done( + function () { + var node = $(this); + template = that._renderDownload([file]) + .replaceAll(node); + that._forceReflow(template); + that._transition(template).done( + function () { + data.context = $(this); + that._trigger('completed', e, data); + } + ); + } + ); + }); + } else { + if ($.isArray(data.result)) { + $.each(data.result, function (index, file) { + if (data.maxNumberOfFilesAdjusted && file.error) { + that._adjustMaxNumberOfFiles(1); + } else if (!data.maxNumberOfFilesAdjusted && + !file.error) { + that._adjustMaxNumberOfFiles(-1); + } + }); + data.maxNumberOfFilesAdjusted = true; + } + template = that._renderDownload(data.result) + .appendTo(that.options.filesContainer); + that._forceReflow(template); + that._transition(template).done( + function () { + data.context = $(this); + that._trigger('completed', e, data); + } + ); + } + }, + // Callback for failed (abort or error) uploads: + fail: function (e, data) { + var that = $(this).data('fileupload'), + template; + if (data.maxNumberOfFilesAdjusted) { + that._adjustMaxNumberOfFiles(data.files.length); + } + if (data.context) { + data.context.each(function (index) { + if (data.errorThrown !== 'abort') { + var file = data.files[index]; + file.error = file.error || data.errorThrown || + true; + that._transition($(this)).done( + function () { + var node = $(this); + template = that._renderDownload([file]) + .replaceAll(node); + that._forceReflow(template); + that._transition(template).done( + function () { + data.context = $(this); + that._trigger('failed', e, data); + } + ); + } + ); + } else { + that._transition($(this)).done( + function () { + $(this).remove(); + that._trigger('failed', e, data); + } + ); + } + }); + } else if (data.errorThrown !== 'abort') { + data.context = that._renderUpload(data.files) + .appendTo(that.options.filesContainer) + .data('data', data); + that._forceReflow(data.context); + that._transition(data.context).done( + function () { + data.context = $(this); + that._trigger('failed', e, data); + } + ); + } else { + that._trigger('failed', e, data); + } + }, + // Callback for upload progress events: + progress: function (e, data) { + if (data.context) { + var progress = parseInt(data.loaded / data.total * 100, 10); + data.context.find('.progress') + .attr('aria-valuenow', progress) + .find('.bar').css( + 'width', + progress + '%' + ); + } + }, + // Callback for global upload progress events: + progressall: function (e, data) { + var $this = $(this), + progress = parseInt(data.loaded / data.total * 100, 10), + globalProgressNode = $this.find('.fileupload-progress'), + extendedProgressNode = globalProgressNode + .find('.progress-extended'); + if (extendedProgressNode.length) { + extendedProgressNode.html( + $this.data('fileupload')._renderExtendedProgress(data) + ); + } + globalProgressNode + .find('.progress') + .attr('aria-valuenow', progress) + .find('.bar').css( + 'width', + progress + '%' + ); + }, + // Callback for uploads start, equivalent to the global ajaxStart event: + start: function (e) { + var that = $(this).data('fileupload'); + that._transition($(this).find('.fileupload-progress')).done( + function () { + that._trigger('started', e); + } + ); + }, + // Callback for uploads stop, equivalent to the global ajaxStop event: + stop: function (e) { + var that = $(this).data('fileupload'); + that._transition($(this).find('.fileupload-progress')).done( + function () { + $(this).find('.progress') + .attr('aria-valuenow', '0') + .find('.bar').css('width', '0%'); + $(this).find('.progress-extended').html(' '); + that._trigger('stopped', e); + } + ); + }, + // Callback for file deletion: + destroy: function (e, data) { + var that = $(this).data('fileupload'); + if (data.url) { + $.ajax(data); + that._adjustMaxNumberOfFiles(1); + } + that._transition(data.context).done( + function () { + $(this).remove(); + that._trigger('destroyed', e, data); + } + ); + } + }, + + // Link handler, that allows to download files + // by drag & drop of the links to the desktop: + _enableDragToDesktop: function () { + var link = $(this), + url = link.prop('href'), + name = link.prop('download'), + type = 'application/octet-stream'; + link.bind('dragstart', function (e) { + try { + e.originalEvent.dataTransfer.setData( + 'DownloadURL', + [type, name, url].join(':') + ); + } catch (err) {} + }); + }, + + _adjustMaxNumberOfFiles: function (operand) { + if (typeof this.options.maxNumberOfFiles === 'number') { + this.options.maxNumberOfFiles += operand; + if (this.options.maxNumberOfFiles < 1) { + this._disableFileInputButton(); + } else { + this._enableFileInputButton(); + } + } + }, + + _formatFileSize: function (bytes) { + if (typeof bytes !== 'number') { + return ''; + } + if (bytes >= 1000000000) { + return (bytes / 1000000000).toFixed(2) + ' GB'; + } + if (bytes >= 1000000) { + return (bytes / 1000000).toFixed(2) + ' MB'; + } + return (bytes / 1000).toFixed(2) + ' KB'; + }, + + _formatBitrate: function (bits) { + if (typeof bits !== 'number') { + return ''; + } + if (bits >= 1000000000) { + return (bits / 1000000000).toFixed(2) + ' Gbit/s'; + } + if (bits >= 1000000) { + return (bits / 1000000).toFixed(2) + ' Mbit/s'; + } + if (bits >= 1000) { + return (bits / 1000).toFixed(2) + ' kbit/s'; + } + return bits + ' bit/s'; + }, + + _formatTime: function (seconds) { + var date = new Date(seconds * 1000), + days = parseInt(seconds / 86400, 10); + days = days ? days + 'd ' : ''; + return days + + ('0' + date.getUTCHours()).slice(-2) + ':' + + ('0' + date.getUTCMinutes()).slice(-2) + ':' + + ('0' + date.getUTCSeconds()).slice(-2); + }, + + _formatPercentage: function (floatValue) { + return (floatValue * 100).toFixed(2) + ' %'; + }, + + _renderExtendedProgress: function (data) { + return this._formatBitrate(data.bitrate) + ' | ' + + this._formatTime( + (data.total - data.loaded) * 8 / data.bitrate + ) + ' | ' + + this._formatPercentage( + data.loaded / data.total + ) + ' | ' + + this._formatFileSize(data.loaded) + ' / ' + + this._formatFileSize(data.total); + }, + + _hasError: function (file) { + if (file.error) { + return file.error; + } + // The number of added files is subtracted from + // maxNumberOfFiles before validation, so we check if + // maxNumberOfFiles is below 0 (instead of below 1): + if (this.options.maxNumberOfFiles < 0) { + return 'maxNumberOfFiles'; + } + // Files are accepted if either the file type or the file name + // matches against the acceptFileTypes regular expression, as + // only browsers with support for the File API report the type: + if (!(this.options.acceptFileTypes.test(file.type) || + this.options.acceptFileTypes.test(file.name))) { + return 'acceptFileTypes'; + } + if (this.options.maxFileSize && + file.size > this.options.maxFileSize) { + return 'maxFileSize'; + } + if (typeof file.size === 'number' && + file.size < this.options.minFileSize) { + return 'minFileSize'; + } + return null; + }, + + _validate: function (files) { + var that = this, + valid = !!files.length; + $.each(files, function (index, file) { + file.error = that._hasError(file); + if (file.error) { + valid = false; + } + }); + return valid; + }, + + _renderTemplate: function (func, files) { + if (!func) { + return $(); + } + var result = func({ + files: files, + formatFileSize: this._formatFileSize, + options: this.options + }); + if (result instanceof $) { + return result; + } + return $(this.options.templatesContainer).html(result).children(); + }, + + _renderPreview: function (file, node) { + var that = this, + options = this.options, + dfd = $.Deferred(); + return ((loadImage && loadImage( + file, + function (img) { + node.append(img); + that._forceReflow(node); + that._transition(node).done(function () { + dfd.resolveWith(node); + }); + if (!$.contains(document.body, node[0])) { + // If the element is not part of the DOM, + // transition events are not triggered, + // so we have to resolve manually: + dfd.resolveWith(node); + } + }, + { + maxWidth: options.previewMaxWidth, + maxHeight: options.previewMaxHeight, + canvas: options.previewAsCanvas + } + )) || dfd.resolveWith(node)) && dfd; + }, + + _renderPreviews: function (files, nodes) { + var that = this, + options = this.options; + nodes.find('.preview span').each(function (index, element) { + var file = files[index]; + if (options.previewSourceFileTypes.test(file.type) && + ($.type(options.previewSourceMaxFileSize) !== 'number' || + file.size < options.previewSourceMaxFileSize)) { + that._processingQueue = that._processingQueue.pipe(function () { + var dfd = $.Deferred(); + that._renderPreview(file, $(element)).done( + function () { + dfd.resolveWith(that); + } + ); + return dfd.promise(); + }); + } + }); + return this._processingQueue; + }, + + _renderUpload: function (files) { + return this._renderTemplate( + this.options.uploadTemplate, + files + ); + }, + + _renderDownload: function (files) { + return this._renderTemplate( + this.options.downloadTemplate, + files + ).find('a[download]').each(this._enableDragToDesktop).end(); + }, + + _startHandler: function (e) { + e.preventDefault(); + var button = $(this), + template = button.closest('.template-upload'), + data = template.data('data'); + if (data && data.submit && !data.jqXHR && data.submit()) { + button.prop('disabled', true); + } + }, + + _cancelHandler: function (e) { + e.preventDefault(); + var template = $(this).closest('.template-upload'), + data = template.data('data') || {}; + if (!data.jqXHR) { + data.errorThrown = 'abort'; + e.data.fileupload._trigger('fail', e, data); + } else { + data.jqXHR.abort(); + } + }, + + _deleteHandler: function (e) { + e.preventDefault(); + var button = $(this); + e.data.fileupload._trigger('destroy', e, { + context: button.closest('.template-download'), + url: button.attr('data-url'), + type: button.attr('data-type') || 'DELETE', + dataType: e.data.fileupload.options.dataType + }); + }, + + _forceReflow: function (node) { + return $.support.transition && node.length && + node[0].offsetWidth; + }, + + _transition: function (node) { + var dfd = $.Deferred(); + if ($.support.transition && node.hasClass('fade')) { + 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, + ns = this.options.namespace; + fileUploadButtonBar.find('.start') + .bind('click.' + ns, function (e) { + e.preventDefault(); + filesList.find('.start button').click(); + }); + fileUploadButtonBar.find('.cancel') + .bind('click.' + ns, function (e) { + e.preventDefault(); + filesList.find('.cancel button').click(); + }); + fileUploadButtonBar.find('.delete') + .bind('click.' + ns, function (e) { + e.preventDefault(); + filesList.find('.delete input:checked') + .siblings('button').click(); + fileUploadButtonBar.find('.toggle') + .prop('checked', false); + }); + fileUploadButtonBar.find('.toggle') + .bind('change.' + ns, function (e) { + filesList.find('.delete input').prop( + 'checked', + $(this).is(':checked') + ); + }); + }, + + _destroyButtonBarEventHandlers: function () { + this.element.find('.fileupload-buttonbar button') + .unbind('click.' + this.options.namespace); + this.element.find('.fileupload-buttonbar .toggle') + .unbind('change.' + this.options.namespace); + }, + + _initEventHandlers: function () { + parentWidget.prototype._initEventHandlers.call(this); + var eventData = {fileupload: this}; + this.options.filesContainer + .delegate( + '.start button', + 'click.' + this.options.namespace, + eventData, + this._startHandler + ) + .delegate( + '.cancel button', + 'click.' + this.options.namespace, + eventData, + this._cancelHandler + ) + .delegate( + '.delete button', + 'click.' + this.options.namespace, + eventData, + this._deleteHandler + ); + this._initButtonBarEventHandlers(); + }, + + _destroyEventHandlers: function () { + var options = this.options; + this._destroyButtonBarEventHandlers(); + options.filesContainer + .undelegate('.start button', 'click.' + options.namespace) + .undelegate('.cancel button', 'click.' + options.namespace) + .undelegate('.delete button', 'click.' + options.namespace); + parentWidget.prototype._destroyEventHandlers.call(this); + }, + + _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 = document.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 = $(options.filesContainer); + } + }, + + _stringToRegExp: function (str) { + var parts = str.split('/'), + modifiers = parts.pop(); + parts.shift(); + return new RegExp(parts.join('/'), modifiers); + }, + + _initRegExpOptions: function () { + var options = this.options; + if ($.type(options.acceptFileTypes) === 'string') { + options.acceptFileTypes = this._stringToRegExp( + options.acceptFileTypes + ); + } + if ($.type(options.previewSourceFileTypes) === 'string') { + options.previewSourceFileTypes = this._stringToRegExp( + options.previewSourceFileTypes + ); + } + }, + + _initSpecialOptions: function () { + parentWidget.prototype._initSpecialOptions.call(this); + this._initFilesContainer(); + this._initTemplates(); + this._initRegExpOptions(); + }, + + _create: function () { + parentWidget.prototype._create.call(this); + this._refreshOptionsList.push( + 'filesContainer', + 'uploadTemplateId', + 'downloadTemplateId' + ); + if (!$.blueimpFP) { + this._processingQueue = $.Deferred().resolveWith(this).promise(); + this.process = function () { + return this._processingQueue; + }; + } + }, + + enable: function () { + parentWidget.prototype.enable.call(this); + this.element.find('input, button').prop('disabled', false); + this._enableFileInputButton(); + }, + + disable: function () { + this.element.find('input, button').prop('disabled', true); + this._disableFileInputButton(); + parentWidget.prototype.disable.call(this); + } + + }); + +})); |