762 lines
24 KiB
JavaScript
762 lines
24 KiB
JavaScript
/*
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* Copyright (c) 2014
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*
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* This file is licensed under the Affero General Public License version 3
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* or later.
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*
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* See the COPYING-README file.
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*
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*/
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/**
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* The file upload code uses several hooks to interact with blueimps jQuery file upload library:
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* 1. the core upload handling hooks are added when initializing the plugin,
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* 2. if the browser supports progress events they are added in a separate set after the initialization
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* 3. every app can add it's own triggers for fileupload
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* - files adds d'n'd handlers and also reacts to done events to add new rows to the filelist
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* - TODO pictures upload button
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* - TODO music upload button
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*/
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/* global Files, FileList, jQuery, oc_requesttoken, humanFileSize, getUniqueName */
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/**
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* Function that will allow us to know if Ajax uploads are supported
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* @link https://github.com/New-Bamboo/example-ajax-upload/blob/master/public/index.html
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* also see article @link http://blog.new-bamboo.co.uk/2012/01/10/ridiculously-simple-ajax-uploads-with-formdata
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*/
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function supportAjaxUploadWithProgress() {
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return supportFileAPI() && supportAjaxUploadProgressEvents() && supportFormData();
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// Is the File API supported?
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function supportFileAPI() {
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var fi = document.createElement('INPUT');
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fi.type = 'file';
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return 'files' in fi;
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}
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// Are progress events supported?
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function supportAjaxUploadProgressEvents() {
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var xhr = new XMLHttpRequest();
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return !! (xhr && ('upload' in xhr) && ('onprogress' in xhr.upload));
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}
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// Is FormData supported?
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function supportFormData() {
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return !! window.FormData;
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}
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}
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/**
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* keeps track of uploads in progress and implements callbacks for the conflicts dialog
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* @namespace
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*/
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OC.Upload = {
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_uploads: [],
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/**
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* deletes the jqHXR object from a data selection
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* @param {object} data
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*/
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deleteUpload:function(data) {
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delete data.jqXHR;
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},
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/**
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* cancels all uploads
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*/
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cancelUploads:function() {
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this.log('canceling uploads');
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jQuery.each(this._uploads, function(i, jqXHR) {
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jqXHR.abort();
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});
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this._uploads = [];
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},
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rememberUpload:function(jqXHR) {
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if (jqXHR) {
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this._uploads.push(jqXHR);
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}
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},
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/**
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* Checks the currently known uploads.
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* returns true if any hxr has the state 'pending'
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* @returns {boolean}
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*/
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isProcessing:function() {
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var count = 0;
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jQuery.each(this._uploads, function(i, data) {
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if (data.state() === 'pending') {
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count++;
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}
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});
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return count > 0;
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},
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/**
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* callback for the conflicts dialog
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* @param {object} data
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*/
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onCancel:function(data) {
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this.cancelUploads();
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},
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/**
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* callback for the conflicts dialog
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* calls onSkip, onReplace or onAutorename for each conflict
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* @param {object} conflicts - list of conflict elements
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*/
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onContinue:function(conflicts) {
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var self = this;
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//iterate over all conflicts
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jQuery.each(conflicts, function (i, conflict) {
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conflict = $(conflict);
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var keepOriginal = conflict.find('.original input[type="checkbox"]:checked').length === 1;
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var keepReplacement = conflict.find('.replacement input[type="checkbox"]:checked').length === 1;
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if (keepOriginal && keepReplacement) {
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// when both selected -> autorename
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self.onAutorename(conflict.data('data'));
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} else if (keepReplacement) {
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// when only replacement selected -> overwrite
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self.onReplace(conflict.data('data'));
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} else {
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// when only original seleted -> skip
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// when none selected -> skip
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self.onSkip(conflict.data('data'));
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}
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});
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},
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/**
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* handle skipping an upload
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* @param {object} data
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*/
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onSkip:function(data) {
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this.log('skip', null, data);
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this.deleteUpload(data);
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},
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/**
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* handle replacing a file on the server with an uploaded file
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* @param {object} data
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*/
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onReplace:function(data) {
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this.log('replace', null, data);
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if (data.data) {
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data.data.append('resolution', 'replace');
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} else {
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data.formData.push({name:'resolution', value:'replace'}); //hack for ie8
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}
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data.submit();
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},
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/**
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* handle uploading a file and letting the server decide a new name
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* @param {object} data
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*/
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onAutorename:function(data) {
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this.log('autorename', null, data);
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if (data.data) {
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data.data.append('resolution', 'autorename');
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} else {
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data.formData.push({name:'resolution', value:'autorename'}); //hack for ie8
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}
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data.submit();
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},
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_trace:false, //TODO implement log handler for JS per class?
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log:function(caption, e, data) {
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if (this._trace) {
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console.log(caption);
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console.log(data);
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}
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},
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/**
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* TODO checks the list of existing files prior to uploading and shows a simple dialog to choose
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* skip all, replace all or choose which files to keep
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* @param {array} selection of files to upload
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* @param {object} callbacks - object with several callback methods
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* @param {function} callbacks.onNoConflicts
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* @param {function} callbacks.onSkipConflicts
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* @param {function} callbacks.onReplaceConflicts
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* @param {function} callbacks.onChooseConflicts
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* @param {function} callbacks.onCancel
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*/
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checkExistingFiles: function (selection, callbacks) {
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/*
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$.each(selection.uploads, function(i, upload) {
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var $row = OCA.Files.App.fileList.findFileEl(upload.files[0].name);
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if ($row) {
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// TODO check filelist before uploading and show dialog on conflicts, use callbacks
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}
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});
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*/
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callbacks.onNoConflicts(selection);
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},
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_hideProgressBar: function() {
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$('#uploadprogresswrapper .stop').fadeOut();
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$('#uploadprogressbar').fadeOut(function() {
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$('#file_upload_start').trigger(new $.Event('resized'));
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});
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},
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_showProgressBar: function() {
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$('#uploadprogressbar').fadeIn();
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$('#file_upload_start').trigger(new $.Event('resized'));
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},
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init: function() {
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if ( $('#file_upload_start').exists() ) {
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var file_upload_param = {
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dropZone: $('#content'), // restrict dropZone to content div
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autoUpload: false,
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sequentialUploads: true,
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//singleFileUploads is on by default, so the data.files array will always have length 1
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/**
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* on first add of every selection
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* - check all files of originalFiles array with files in dir
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* - on conflict show dialog
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* - skip all -> remember as single skip action for all conflicting files
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* - replace all -> remember as single replace action for all conflicting files
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* - choose -> show choose dialog
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* - mark files to keep
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* - when only existing -> remember as single skip action
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* - when only new -> remember as single replace action
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* - when both -> remember as single autorename action
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* - start uploading selection
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* @param {object} e
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* @param {object} data
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* @returns {boolean}
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*/
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add: function(e, data) {
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OC.Upload.log('add', e, data);
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var that = $(this), freeSpace;
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// we need to collect all data upload objects before
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// starting the upload so we can check their existence
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// and set individual conflict actions. Unfortunately,
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// there is only one variable that we can use to identify
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// the selection a data upload is part of, so we have to
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// collect them in data.originalFiles turning
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// singleFileUploads off is not an option because we want
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// to gracefully handle server errors like 'already exists'
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// create a container where we can store the data objects
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if ( ! data.originalFiles.selection ) {
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// initialize selection and remember number of files to upload
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data.originalFiles.selection = {
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uploads: [],
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filesToUpload: data.originalFiles.length,
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totalBytes: 0,
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biggestFileBytes: 0
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};
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}
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var selection = data.originalFiles.selection;
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// add uploads
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if ( selection.uploads.length < selection.filesToUpload ) {
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// remember upload
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selection.uploads.push(data);
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}
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//examine file
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var file = data.files[0];
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try {
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// FIXME: not so elegant... need to refactor that method to return a value
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Files.isFileNameValid(file.name);
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}
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catch (errorMessage) {
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data.textStatus = 'invalidcharacters';
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data.errorThrown = errorMessage;
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}
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// in case folder drag and drop is not supported file will point to a directory
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// http://stackoverflow.com/a/20448357
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if ( ! file.type && file.size%4096 === 0 && file.size <= 102400) {
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try {
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var reader = new FileReader();
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reader.readAsBinaryString(file);
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} catch (NS_ERROR_FILE_ACCESS_DENIED) {
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//file is a directory
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data.textStatus = 'dirorzero';
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data.errorThrown = t('files',
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'Unable to upload {filename} as it is a directory or has 0 bytes',
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{filename: file.name}
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);
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}
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}
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// add size
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selection.totalBytes += file.size;
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// update size of biggest file
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selection.biggestFileBytes = Math.max(selection.biggestFileBytes, file.size);
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// check PHP upload limit against biggest file
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if (selection.biggestFileBytes > $('#upload_limit').val()) {
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data.textStatus = 'sizeexceedlimit';
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data.errorThrown = t('files',
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'Total file size {size1} exceeds upload limit {size2}', {
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'size1': humanFileSize(selection.biggestFileBytes),
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'size2': humanFileSize($('#upload_limit').val())
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});
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}
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// check free space
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freeSpace = $('#free_space').val();
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if (freeSpace >= 0 && selection.totalBytes > freeSpace) {
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data.textStatus = 'notenoughspace';
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data.errorThrown = t('files',
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'Not enough free space, you are uploading {size1} but only {size2} is left', {
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'size1': humanFileSize(selection.totalBytes),
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'size2': humanFileSize($('#free_space').val())
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});
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}
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// end upload for whole selection on error
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if (data.errorThrown) {
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// trigger fileupload fail
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var fu = that.data('blueimp-fileupload') || that.data('fileupload');
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fu._trigger('fail', e, data);
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return false; //don't upload anything
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}
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// check existing files when all is collected
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if ( selection.uploads.length >= selection.filesToUpload ) {
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//remove our selection hack:
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delete data.originalFiles.selection;
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var callbacks = {
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onNoConflicts: function (selection) {
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$.each(selection.uploads, function(i, upload) {
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upload.submit();
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});
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},
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onSkipConflicts: function (selection) {
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//TODO mark conflicting files as toskip
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},
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onReplaceConflicts: function (selection) {
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//TODO mark conflicting files as toreplace
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},
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onChooseConflicts: function (selection) {
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//TODO mark conflicting files as chosen
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},
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onCancel: function (selection) {
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$.each(selection.uploads, function(i, upload) {
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upload.abort();
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});
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}
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};
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OC.Upload.checkExistingFiles(selection, callbacks);
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}
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return true; // continue adding files
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},
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/**
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* called after the first add, does NOT have the data param
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* @param {object} e
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*/
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start: function(e) {
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OC.Upload.log('start', e, null);
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//hide the tooltip otherwise it covers the progress bar
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$('#upload').tipsy('hide');
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},
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submit: function(e, data) {
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OC.Upload.rememberUpload(data);
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if ( ! data.formData ) {
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var fileDirectory = '';
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if(typeof data.files[0].relativePath !== 'undefined') {
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fileDirectory = data.files[0].relativePath;
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}
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// noone set update parameters, we set the minimum
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data.formData = {
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requesttoken: oc_requesttoken,
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dir: data.targetDir || FileList.getCurrentDirectory(),
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file_directory: fileDirectory
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};
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}
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},
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fail: function(e, data) {
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OC.Upload.log('fail', e, data);
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if (typeof data.textStatus !== 'undefined' && data.textStatus !== 'success' ) {
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if (data.textStatus === 'abort') {
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OC.Notification.show(t('files', 'Upload cancelled.'));
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} else {
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// HTTP connection problem
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OC.Notification.show(data.errorThrown);
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if (data.result) {
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var result = JSON.parse(data.result);
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if (result && result[0] && result[0].data && result[0].data.code === 'targetnotfound') {
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// abort upload of next files if any
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OC.Upload.cancelUploads();
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}
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}
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}
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//hide notification after 10 sec
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setTimeout(function() {
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OC.Notification.hide();
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}, 10000);
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}
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OC.Upload.deleteUpload(data);
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},
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/**
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* called for every successful upload
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* @param {object} e
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* @param {object} data
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*/
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done:function(e, data) {
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OC.Upload.log('done', e, data);
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// handle different responses (json or body from iframe for ie)
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var response;
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if (typeof data.result === 'string') {
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response = data.result;
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} else {
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//fetch response from iframe
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response = data.result[0].body.innerText;
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}
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var result = $.parseJSON(response);
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delete data.jqXHR;
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var fu = $(this).data('blueimp-fileupload') || $(this).data('fileupload');
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if (result.status === 'error' && result.data && result.data.message){
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data.textStatus = 'servererror';
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data.errorThrown = result.data.message;
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fu._trigger('fail', e, data);
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} else if (typeof result[0] === 'undefined') {
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data.textStatus = 'servererror';
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data.errorThrown = t('files', 'Could not get result from server.');
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fu._trigger('fail', e, data);
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} else if (result[0].status === 'readonly') {
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var original = result[0];
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var replacement = data.files[0];
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OC.dialogs.fileexists(data, original, replacement, OC.Upload);
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} else if (result[0].status === 'existserror') {
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//show "file already exists" dialog
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var original = result[0];
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var replacement = data.files[0];
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OC.dialogs.fileexists(data, original, replacement, OC.Upload);
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} else if (result[0].status !== 'success') {
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//delete data.jqXHR;
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data.textStatus = 'servererror';
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data.errorThrown = result[0].data.message; // error message has been translated on server
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fu._trigger('fail', e, data);
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} else { // Successful upload
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// Checking that the uploaded file is the last one and contained in the current directory
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if (data.files[0] === data.originalFiles[data.originalFiles.length - 1] &&
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result[0].directory === FileList.getCurrentDirectory()) {
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// Scroll to the last uploaded file and highlight all of them
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var fileList = _.pluck(data.originalFiles, 'name');
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FileList.highlightFiles(fileList);
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}
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}
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},
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/**
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* called after last upload
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* @param {object} e
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* @param {object} data
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*/
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stop: function(e, data) {
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OC.Upload.log('stop', e, data);
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}
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};
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// initialize jquery fileupload (blueimp)
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var fileupload = $('#file_upload_start').fileupload(file_upload_param);
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window.file_upload_param = fileupload;
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if (supportAjaxUploadWithProgress()) {
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// add progress handlers
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fileupload.on('fileuploadadd', function(e, data) {
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OC.Upload.log('progress handle fileuploadadd', e, data);
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//show cancel button
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//if (data.dataType !== 'iframe') { //FIXME when is iframe used? only for ie?
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// $('#uploadprogresswrapper .stop').show();
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//}
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});
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// add progress handlers
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fileupload.on('fileuploadstart', function(e, data) {
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OC.Upload.log('progress handle fileuploadstart', e, data);
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$('#uploadprogresswrapper .stop').show();
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$('#uploadprogressbar').progressbar({value: 0});
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OC.Upload._showProgressBar();
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});
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fileupload.on('fileuploadprogress', function(e, data) {
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OC.Upload.log('progress handle fileuploadprogress', e, data);
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//TODO progressbar in row
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});
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fileupload.on('fileuploadprogressall', function(e, data) {
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OC.Upload.log('progress handle fileuploadprogressall', e, data);
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var progress = (data.loaded / data.total) * 100;
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$('#uploadprogressbar').progressbar('value', progress);
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});
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fileupload.on('fileuploadstop', function(e, data) {
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OC.Upload.log('progress handle fileuploadstop', e, data);
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OC.Upload._hideProgressBar();
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});
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fileupload.on('fileuploadfail', function(e, data) {
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OC.Upload.log('progress handle fileuploadfail', e, data);
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//if user pressed cancel hide upload progress bar and cancel button
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if (data.errorThrown === 'abort') {
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OC.Upload._hideProgressBar();
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}
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});
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} else {
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// for all browsers that don't support the progress bar
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// IE 8 & 9
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// show a spinner
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fileupload.on('fileuploadstart', function() {
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$('#upload').addClass('icon-loading');
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$('#upload .icon-upload').hide();
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});
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// hide a spinner
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fileupload.on('fileuploadstop fileuploadfail', function() {
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$('#upload').removeClass('icon-loading');
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$('#upload .icon-upload').show();
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});
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}
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}
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$.assocArraySize = function(obj) {
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// http://stackoverflow.com/a/6700/11236
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var size = 0, key;
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for (key in obj) {
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if (obj.hasOwnProperty(key)) {
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size++;
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}
|
|
}
|
|
return size;
|
|
};
|
|
|
|
// warn user not to leave the page while upload is in progress
|
|
$(window).on('beforeunload', function(e) {
|
|
if (OC.Upload.isProcessing()) {
|
|
return t('files', 'File upload is in progress. Leaving the page now will cancel the upload.');
|
|
}
|
|
});
|
|
|
|
//add multiply file upload attribute to all browsers except konqueror (which crashes when it's used)
|
|
if (navigator.userAgent.search(/konqueror/i) === -1) {
|
|
$('#file_upload_start').attr('multiple', 'multiple');
|
|
}
|
|
|
|
$(document).click(function(ev) {
|
|
// do not close when clicking in the dropdown
|
|
if ($(ev.target).closest('#new').length){
|
|
return;
|
|
}
|
|
$('#new>ul').hide();
|
|
$('#new').removeClass('active');
|
|
if ($('#new .error').length > 0) {
|
|
$('#new .error').tipsy('hide');
|
|
}
|
|
$('#new li').each(function(i,element) {
|
|
if ($(element).children('p').length === 0) {
|
|
$(element).children('form').remove();
|
|
$(element).append('<p>' + $(element).data('text') + '</p>');
|
|
}
|
|
});
|
|
});
|
|
$('#new').click(function(event) {
|
|
event.stopPropagation();
|
|
});
|
|
$('#new>a').click(function() {
|
|
$('#new>ul').toggle();
|
|
$('#new').toggleClass('active');
|
|
});
|
|
$('#new li').click(function() {
|
|
if ($(this).children('p').length === 0) {
|
|
return;
|
|
}
|
|
|
|
$('#new .error').tipsy('hide');
|
|
|
|
$('#new li').each(function(i, element) {
|
|
if ($(element).children('p').length === 0) {
|
|
$(element).children('form').remove();
|
|
$(element).append('<p>' + $(element).data('text') + '</p>');
|
|
}
|
|
});
|
|
|
|
var type = $(this).data('type');
|
|
var text = $(this).children('p').text();
|
|
$(this).data('text', text);
|
|
$(this).children('p').remove();
|
|
|
|
// add input field
|
|
var form = $('<form></form>');
|
|
var input = $('<input type="text">');
|
|
var newName = $(this).attr('data-newname') || '';
|
|
var fileType = 'input-' + $(this).attr('data-type');
|
|
if (newName) {
|
|
input.val(newName);
|
|
input.attr('id', fileType);
|
|
}
|
|
var label = $('<label class="hidden-visually" for="">' + escapeHTML(newName) + '</label>');
|
|
label.attr('for', fileType);
|
|
|
|
form.append(label).append(input);
|
|
$(this).append(form);
|
|
var lastPos;
|
|
var checkInput = function () {
|
|
var filename = input.val();
|
|
if (type === 'web' && filename.length === 0) {
|
|
throw t('files', 'URL cannot be empty');
|
|
} else if (type !== 'web' && ! Files.isFileNameValid(filename)) {
|
|
// Files.isFileNameValid(filename) throws an exception itself
|
|
} else if (FileList.inList(filename)) {
|
|
throw t('files', '{new_name} already exists', {new_name: filename});
|
|
} else {
|
|
return true;
|
|
}
|
|
};
|
|
|
|
// verify filename on typing
|
|
input.keyup(function(event) {
|
|
try {
|
|
checkInput();
|
|
input.tipsy('hide');
|
|
input.removeClass('error');
|
|
} catch (error) {
|
|
input.attr('title', error);
|
|
input.tipsy({gravity: 'w', trigger: 'manual'});
|
|
input.tipsy('show');
|
|
input.addClass('error');
|
|
}
|
|
});
|
|
|
|
input.focus();
|
|
// pre select name up to the extension
|
|
lastPos = newName.lastIndexOf('.');
|
|
if (lastPos === -1) {
|
|
lastPos = newName.length;
|
|
}
|
|
input.selectRange(0, lastPos);
|
|
form.submit(function(event) {
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
try {
|
|
checkInput();
|
|
var newname = input.val();
|
|
if (FileList.lastAction) {
|
|
FileList.lastAction();
|
|
}
|
|
var name = FileList.getUniqueName(newname);
|
|
if (newname !== name) {
|
|
FileList.checkName(name, newname, true);
|
|
var hidden = true;
|
|
} else {
|
|
var hidden = false;
|
|
}
|
|
switch(type) {
|
|
case 'file':
|
|
$.post(
|
|
OC.filePath('files', 'ajax', 'newfile.php'),
|
|
{
|
|
dir: FileList.getCurrentDirectory(),
|
|
filename: name
|
|
},
|
|
function(result) {
|
|
if (result.status === 'success') {
|
|
FileList.add(result.data, {hidden: hidden, animate: true, scrollTo: true});
|
|
} else {
|
|
OC.dialogs.alert(result.data.message, t('core', 'Could not create file'));
|
|
}
|
|
}
|
|
);
|
|
break;
|
|
case 'folder':
|
|
$.post(
|
|
OC.filePath('files','ajax','newfolder.php'),
|
|
{
|
|
dir: FileList.getCurrentDirectory(),
|
|
foldername: name
|
|
},
|
|
function(result) {
|
|
if (result.status === 'success') {
|
|
FileList.add(result.data, {hidden: hidden, animate: true, scrollTo: true});
|
|
} else {
|
|
OC.dialogs.alert(result.data.message, t('core', 'Could not create folder'));
|
|
}
|
|
}
|
|
);
|
|
break;
|
|
case 'web':
|
|
if (name.substr(0, 8) !== 'https://' && name.substr(0, 7) !== 'http://') {
|
|
name = 'http://' + name;
|
|
}
|
|
var localName = name;
|
|
if (localName.substr(localName.length-1, 1) === '/') {//strip /
|
|
localName = localName.substr(0, localName.length-1);
|
|
}
|
|
if (localName.indexOf('/')) { //use last part of url
|
|
localName = localName.split('/').pop();
|
|
} else { //or the domain
|
|
localName = (localName.match(/:\/\/(.[^\/]+)/)[1]).replace('www.', '');
|
|
}
|
|
localName = FileList.getUniqueName(localName);
|
|
//IE < 10 does not fire the necessary events for the progress bar.
|
|
if ($('html.lte9').length === 0) {
|
|
$('#uploadprogressbar').progressbar({value: 0});
|
|
OC.Upload._showProgressBar();
|
|
}
|
|
|
|
var eventSource = new OC.EventSource(
|
|
OC.filePath('files', 'ajax', 'newfile.php'),
|
|
{
|
|
dir: FileList.getCurrentDirectory(),
|
|
source: name,
|
|
filename: localName
|
|
}
|
|
);
|
|
eventSource.listen('progress', function(progress) {
|
|
//IE < 10 does not fire the necessary events for the progress bar.
|
|
if ($('html.lte9').length === 0) {
|
|
$('#uploadprogressbar').progressbar('value',progress);
|
|
}
|
|
});
|
|
eventSource.listen('success', function(data) {
|
|
var file = data;
|
|
OC.Upload._hideProgressBar();
|
|
|
|
FileList.add(file, {hidden: hidden, animate: true});
|
|
});
|
|
eventSource.listen('error', function(error) {
|
|
OC.Upload._hideProgressBar();
|
|
var message = (error && error.message) || t('core', 'Error fetching URL');
|
|
OC.Notification.show(message);
|
|
//hide notification after 10 sec
|
|
setTimeout(function() {
|
|
OC.Notification.hide();
|
|
}, 10000);
|
|
});
|
|
break;
|
|
}
|
|
var li = form.parent();
|
|
form.remove();
|
|
/* workaround for IE 9&10 click event trap, 2 lines: */
|
|
$('input').first().focus();
|
|
$('#content').focus();
|
|
li.append('<p>' + li.data('text') + '</p>');
|
|
$('#new>a').click();
|
|
} catch (error) {
|
|
input.attr('title', error);
|
|
input.tipsy({gravity: 'w', trigger: 'manual'});
|
|
input.tipsy('show');
|
|
input.addClass('error');
|
|
}
|
|
});
|
|
});
|
|
window.file_upload_param = file_upload_param;
|
|
return file_upload_param;
|
|
}
|
|
};
|
|
|
|
$(document).ready(function() {
|
|
OC.Upload.init();
|
|
});
|
|
|
|
|