/* * Copyright (c) 2014 * * This file is licensed under the Affero General Public License version 3 * or later. * * See the COPYING-README file. * */ /** * The file upload code uses several hooks to interact with blueimps jQuery file upload library: * 1. the core upload handling hooks are added when initializing the plugin, * 2. if the browser supports progress events they are added in a separate set after the initialization * 3. every app can add it's own triggers for fileupload * - files adds d'n'd handlers and also reacts to done events to add new rows to the filelist * - TODO pictures upload button * - TODO music upload button */ /* global OC, t, n */ /** * Function that will allow us to know if Ajax uploads are supported * @link https://github.com/New-Bamboo/example-ajax-upload/blob/master/public/index.html * also see article @link http://blog.new-bamboo.co.uk/2012/01/10/ridiculously-simple-ajax-uploads-with-formdata */ function supportAjaxUploadWithProgress() { return supportFileAPI() && supportAjaxUploadProgressEvents() && supportFormData(); // Is the File API supported? function supportFileAPI() { var fi = document.createElement('INPUT'); fi.type = 'file'; return 'files' in fi; } // Are progress events supported? function supportAjaxUploadProgressEvents() { var xhr = new XMLHttpRequest(); return !! (xhr && ('upload' in xhr) && ('onprogress' in xhr.upload)); } // Is FormData supported? function supportFormData() { return !! window.FormData; } } /** * keeps track of uploads in progress and implements callbacks for the conflicts dialog * @type {OC.Upload} */ OC.Upload = { _uploads: [], /** * deletes the jqHXR object from a data selection * @param {object} data */ deleteUpload:function(data) { delete data.jqXHR; }, /** * cancels all uploads */ cancelUploads:function() { this.log('canceling uploads'); jQuery.each(this._uploads,function(i, jqXHR) { jqXHR.abort(); }); this._uploads = []; }, rememberUpload:function(jqXHR) { if (jqXHR) { this._uploads.push(jqXHR); } }, /** * Checks the currently known uploads. * returns true if any hxr has the state 'pending' * @returns {boolean} */ isProcessing:function() { var count = 0; jQuery.each(this._uploads,function(i, data) { if (data.state() === 'pending') { count++; } }); return count > 0; }, /** * callback for the conflicts dialog * @param {object} data */ onCancel:function(data) { this.cancelUploads(); }, /** * callback for the conflicts dialog * calls onSkip, onReplace or onAutorename for each conflict * @param {object} conflicts - list of conflict elements */ onContinue:function(conflicts) { var self = this; //iterate over all conflicts jQuery.each(conflicts, function (i, conflict) { conflict = $(conflict); var keepOriginal = conflict.find('.original input[type="checkbox"]:checked').length === 1; var keepReplacement = conflict.find('.replacement input[type="checkbox"]:checked').length === 1; if (keepOriginal && keepReplacement) { // when both selected -> autorename self.onAutorename(conflict.data('data')); } else if (keepReplacement) { // when only replacement selected -> overwrite self.onReplace(conflict.data('data')); } else { // when only original seleted -> skip // when none selected -> skip self.onSkip(conflict.data('data')); } }); }, /** * handle skipping an upload * @param {object} data */ onSkip:function(data) { this.log('skip', null, data); this.deleteUpload(data); }, /** * handle replacing a file on the server with an uploaded file * @param {object} data */ onReplace:function(data) { this.log('replace', null, data); if (data.data) { data.data.append('resolution', 'replace'); } else { data.formData.push({name:'resolution', value:'replace'}); //hack for ie8 } data.submit(); }, /** * handle uploading a file and letting the server decide a new name * @param {object} data */ onAutorename:function(data) { this.log('autorename', null, data); if (data.data) { data.data.append('resolution', 'autorename'); } else { data.formData.push({name:'resolution', value:'autorename'}); //hack for ie8 } data.submit(); }, _trace:false, //TODO implement log handler for JS per class? log:function(caption, e, data) { if (this._trace) { console.log(caption); console.log(data); } }, /** * TODO checks the list of existing files prior to uploading and shows a simple dialog to choose * skip all, replace all or choose which files to keep * @param {array} selection of files to upload * @param {object} callbacks - object with several callback methods * @param {function} callbacks.onNoConflicts * @param {function} callbacks.onSkipConflicts * @param {function} callbacks.onReplaceConflicts * @param {function} callbacks.onChooseConflicts * @param {function} callbacks.onCancel */ checkExistingFiles: function (selection, callbacks) { // TODO check filelist before uploading and show dialog on conflicts, use callbacks callbacks.onNoConflicts(selection); }, init: function() { if ( $('#file_upload_start').exists() && $('#file_upload_start').is(':visible')) { var file_upload_param = { dropZone: $('#content'), // restrict dropZone to content div autoUpload: false, sequentialUploads: true, //singleFileUploads is on by default, so the data.files array will always have length 1 /** * on first add of every selection * - check all files of originalFiles array with files in dir * - on conflict show dialog * - skip all -> remember as single skip action for all conflicting files * - replace all -> remember as single replace action for all conflicting files * - choose -> show choose dialog * - mark files to keep * - when only existing -> remember as single skip action * - when only new -> remember as single replace action * - when both -> remember as single autorename action * - start uploading selection * @param {object} e * @param {object} data * @returns {boolean} */ add: function(e, data) { OC.Upload.log('add', e, data); var that = $(this); var freeSpace; // we need to collect all data upload objects before starting the upload so we can check their existence // and set individual conflict actions. unfortunately there is only one variable that we can use to identify // the selection a data upload is part of, so we have to collect them in data.originalFiles // turning singleFileUploads off is not an option because we want to gracefully handle server errors like // already exists // create a container where we can store the data objects if ( ! data.originalFiles.selection ) { // initialize selection and remember number of files to upload data.originalFiles.selection = { uploads: [], filesToUpload: data.originalFiles.length, totalBytes: 0 }; } var selection = data.originalFiles.selection; // add uploads if ( selection.uploads.length < selection.filesToUpload ) { // remember upload selection.uploads.push(data); } //examine file var file = data.files[0]; try { // FIXME: not so elegant... need to refactor that method to return a value Files.isFileNameValid(file.name, FileList.getCurrentDirectory()); } catch (errorMessage) { data.textStatus = 'invalidcharacters'; data.errorThrown = errorMessage; } if (file.type === '' && file.size === 4096) { data.textStatus = 'dirorzero'; data.errorThrown = t('files', 'Unable to upload {filename} as it is a directory or has 0 bytes', {filename: file.name} ); } // add size selection.totalBytes += file.size; // check PHP upload limit if (selection.totalBytes > $('#upload_limit').val()) { data.textStatus = 'sizeexceedlimit'; data.errorThrown = t('files', 'Total file size {size1} exceeds upload limit {size2}', { 'size1': humanFileSize(selection.totalBytes), 'size2': humanFileSize($('#upload_limit').val()) }); } // check free space freeSpace = $('#free_space').val(); if (freeSpace >= 0 && selection.totalBytes > freeSpace) { data.textStatus = 'notenoughspace'; data.errorThrown = t('files', 'Not enough free space, you are uploading {size1} but only {size2} is left', { 'size1': humanFileSize(selection.totalBytes), 'size2': humanFileSize($('#free_space').val()) }); } // end upload for whole selection on error if (data.errorThrown) { // trigger fileupload fail var fu = that.data('blueimp-fileupload') || that.data('fileupload'); fu._trigger('fail', e, data); return false; //don't upload anything } // check existing files when all is collected if ( selection.uploads.length >= selection.filesToUpload ) { //remove our selection hack: delete data.originalFiles.selection; var callbacks = { onNoConflicts: function (selection) { $.each(selection.uploads, function(i, upload) { upload.submit(); }); }, onSkipConflicts: function (selection) { //TODO mark conflicting files as toskip }, onReplaceConflicts: function (selection) { //TODO mark conflicting files as toreplace }, onChooseConflicts: function (selection) { //TODO mark conflicting files as chosen }, onCancel: function (selection) { $.each(selection.uploads, function(i, upload) { upload.abort(); }); } }; OC.Upload.checkExistingFiles(selection, callbacks); } return true; // continue adding files }, /** * called after the first add, does NOT have the data param * @param {object} e */ start: function(e) { OC.Upload.log('start', e, null); //hide the tooltip otherwise it covers the progress bar $('#upload').tipsy('hide'); }, submit: function(e, data) { OC.Upload.rememberUpload(data); if ( ! data.formData ) { // noone set update parameters, we set the minimum data.formData = { requesttoken: oc_requesttoken, dir: $('#dir').val() }; } }, fail: function(e, data) { OC.Upload.log('fail', e, data); if (typeof data.textStatus !== 'undefined' && data.textStatus !== 'success' ) { if (data.textStatus === 'abort') { OC.Notification.show(t('files', 'Upload cancelled.')); } else { // HTTP connection problem OC.Notification.show(data.errorThrown); if (data.result) { var result = JSON.parse(data.result); if (result && result[0] && result[0].data && result[0].data.code === 'targetnotfound') { // abort upload of next files if any OC.Upload.cancelUploads(); } } } //hide notification after 10 sec setTimeout(function() { OC.Notification.hide(); }, 10000); } OC.Upload.deleteUpload(data); }, /** * called for every successful upload * @param {object} e * @param {object} data */ done:function(e, data) { OC.Upload.log('done', e, data); // handle different responses (json or body from iframe for ie) var response; if (typeof data.result === 'string') { response = data.result; } else { //fetch response from iframe response = data.result[0].body.innerText; } var result=$.parseJSON(response); delete data.jqXHR; if (result.status === 'error' && result.data && result.data.message){ data.textStatus = 'servererror'; data.errorThrown = result.data.message; var fu = $(this).data('blueimp-fileupload') || $(this).data('fileupload'); fu._trigger('fail', e, data); } else if (typeof result[0] === 'undefined') { data.textStatus = 'servererror'; data.errorThrown = t('files', 'Could not get result from server.'); var fu = $(this).data('blueimp-fileupload') || $(this).data('fileupload'); fu._trigger('fail', e, data); } else if (result[0].status === 'existserror') { //show "file already exists" dialog var original = result[0]; var replacement = data.files[0]; var fu = $(this).data('blueimp-fileupload') || $(this).data('fileupload'); OC.dialogs.fileexists(data, original, replacement, OC.Upload, fu); } else if (result[0].status !== 'success') { //delete data.jqXHR; data.textStatus = 'servererror'; data.errorThrown = result[0].data.message; // error message has been translated on server var fu = $(this).data('blueimp-fileupload') || $(this).data('fileupload'); fu._trigger('fail', e, data); } }, /** * called after last upload * @param {object} e * @param {object} data */ stop: function(e, data) { OC.Upload.log('stop', e, data); } }; // initialize jquery fileupload (blueimp) var fileupload = $('#file_upload_start').fileupload(file_upload_param); window.file_upload_param = fileupload; if (supportAjaxUploadWithProgress()) { // add progress handlers fileupload.on('fileuploadadd', function(e, data) { OC.Upload.log('progress handle fileuploadadd', e, data); //show cancel button //if (data.dataType !== 'iframe') { //FIXME when is iframe used? only for ie? // $('#uploadprogresswrapper input.stop').show(); //} }); // add progress handlers fileupload.on('fileuploadstart', function(e, data) { OC.Upload.log('progress handle fileuploadstart', e, data); $('#uploadprogresswrapper input.stop').show(); $('#uploadprogressbar').progressbar({value:0}); $('#uploadprogressbar').fadeIn(); }); fileupload.on('fileuploadprogress', function(e, data) { OC.Upload.log('progress handle fileuploadprogress', e, data); //TODO progressbar in row }); fileupload.on('fileuploadprogressall', function(e, data) { OC.Upload.log('progress handle fileuploadprogressall', e, data); var progress = (data.loaded / data.total) * 100; $('#uploadprogressbar').progressbar('value', progress); }); fileupload.on('fileuploadstop', function(e, data) { OC.Upload.log('progress handle fileuploadstop', e, data); $('#uploadprogresswrapper input.stop').fadeOut(); $('#uploadprogressbar').fadeOut(); Files.updateStorageStatistics(); }); fileupload.on('fileuploadfail', function(e, data) { OC.Upload.log('progress handle fileuploadfail', e, data); //if user pressed cancel hide upload progress bar and cancel button if (data.errorThrown === 'abort') { $('#uploadprogresswrapper input.stop').fadeOut(); $('#uploadprogressbar').fadeOut(); } }); } else { console.log('skipping file progress because your browser is broken'); } } $.assocArraySize = function(obj) { // http://stackoverflow.com/a/6700/11236 var size = 0, key; for (key in obj) { if (obj.hasOwnProperty(key)) { size++; } } 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) { $('#file_upload_start').attr('multiple', 'multiple'); } //if the breadcrumb is to long, start by replacing foldernames with '...' except for the current folder var crumb=$('div.crumb').first(); while($('div.controls').height() > 40 && crumb.next('div.crumb').length > 0) { crumb.children('a').text('...'); crumb = crumb.next('div.crumb'); } //if that isn't enough, start removing items from the breacrumb except for the current folder and it's parent var crumb = $('div.crumb').first(); var next = crumb.next('div.crumb'); while($('div.controls').height()>40 && next.next('div.crumb').length > 0) { crumb.remove(); crumb = next; next = crumb.next('div.crumb'); } //still not enough, start shorting down the current folder name var crumb=$('div.crumb>a').last(); while($('div.controls').height() > 40 && crumb.text().length > 6) { var text=crumb.text(); text = text.substr(0,text.length-6)+'...'; crumb.text(text); } $(document).click(function(ev) { // do not close when clicking in the dropdown if ($(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('

'+$(element).data('text')+'

'); } }); }); $('#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('

'+$(element).data('text')+'

'); } }); var type=$(this).data('type'); var text=$(this).children('p').text(); $(this).data('text',text); $(this).children('p').remove(); // add input field var form = $('
'); var input = $(''); var newName = $(this).attr('data-newname') || ''; if (newName) { input.val(newName); } form.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.getCurrentDirectory() === '/' && filename.toLowerCase() === 'shared') { throw t('files', 'In the home folder \'Shared\' is a reserved filename'); } 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 = getUniqueName(newname); if (newname !== name) { FileList.checkName(name, newname, true); var hidden = true; } else { var hidden = false; } switch(type) { case 'file': $.post( OC.filePath('files', 'ajax', 'newfile.php'), {dir:$('#dir').val(), filename:name}, function(result) { if (result.status === 'success') { var date = new Date(); // TODO: ideally addFile should be able to receive // all attributes and set them automatically, // and also auto-load the preview var tr = FileList.addFile(name, 0, date, false, hidden); tr.attr('data-size', result.data.size); tr.attr('data-mime', result.data.mime); tr.attr('data-id', result.data.id); tr.attr('data-etag', result.data.etag); tr.find('.filesize').text(humanFileSize(result.data.size)); var path = getPathForPreview(name); Files.lazyLoadPreview(path, result.data.mime, function(previewpath) { tr.find('td.filename').attr('style','background-image:url('+previewpath+')'); }, null, null, result.data.etag); FileActions.display(tr.find('td.filename'), true); } else { OC.dialogs.alert(result.data.message, t('core', 'Could not create file')); } } ); break; case 'folder': $.post( OC.filePath('files','ajax','newfolder.php'), {dir:$('#dir').val(), foldername:name}, function(result) { if (result.status === 'success') { var date=new Date(); FileList.addDir(name, 0, date, hidden); var tr = FileList.findFileEl(name); tr.attr('data-id', result.data.id); } 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 = getUniqueName(localName); //IE < 10 does not fire the necessary events for the progress bar. if ($('html.lte9').length === 0) { $('#uploadprogressbar').progressbar({value:0}); $('#uploadprogressbar').fadeIn(); } var eventSource=new OC.EventSource(OC.filePath('files','ajax','newfile.php'),{dir:$('#dir').val(),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 mime = data.mime; var size = data.size; var id = data.id; $('#uploadprogressbar').fadeOut(); var date = new Date(); FileList.addFile(localName, size, date, false, hidden); var tr = FileList.findFileEl(localName); tr.data('mime', mime).data('id', id); tr.attr('data-id', id); var path = $('#dir').val()+'/'+localName; Files.lazyLoadPreview(path, mime, function(previewpath) { tr.find('td.filename').attr('style', 'background-image:url('+previewpath+')'); }, null, null, data.etag); FileActions.display(tr.find('td.filename'), true); }); eventSource.listen('error',function(error) { $('#uploadprogressbar').fadeOut(); 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('

'+li.data('text')+'

'); $('#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(); });