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-/**
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- * Copyright (c) 2015
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- *
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- * @author Jan-Christoph Borchardt <hey@jancborchardt.net>
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- * @author John Molakvoæ <skjnldsv@protonmail.com>
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- * @author Julius Härtl <jus@bitgrid.net>
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- * @author Michael Jobst <mjobst+github@tecratech.de>
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- * @author noveens <noveen.sachdeva@research.iiit.ac.in>
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- * @author Robin Appelman <robin@icewind.nl>
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- * @author Vincent Petry <vincent@nextcloud.com>
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- *
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- * @license AGPL-3.0-or-later
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- *
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- * This program is free software: you can redistribute it and/or modify
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- * it under the terms of the GNU Affero General Public License as
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- * published by the Free Software Foundation, either version 3 of the
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- * License, or (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU Affero General Public License for more details.
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- *
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- * You should have received a copy of the GNU Affero General Public License
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- * along with this program. If not, see <http://www.gnu.org/licenses/>.
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- *
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- */
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-
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-import ItemTemplate from './templates/item.handlebars'
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-import Template from './templates/template.handlebars';
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-
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-(function() {
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- if (!OCA.Files.DetailTabView) {
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- // Only register the versions tab within the files app
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- return
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- }
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- /**
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- * @memberof OCA.Versions
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- */
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- const VersionsTabView = OCA.Files.DetailTabView.extend(/** @lends OCA.Versions.VersionsTabView.prototype */{
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- id: 'versionsTabView',
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- className: 'tab versionsTabView',
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-
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- _template: null,
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-
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- $versionsContainer: null,
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-
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- events: {
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- 'click .revertVersion': '_onClickRevertVersion',
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- },
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-
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- initialize() {
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- OCA.Files.DetailTabView.prototype.initialize.apply(this, arguments)
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- this.collection = new OCA.Versions.VersionCollection()
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- this.collection.on('request', this._onRequest, this)
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- this.collection.on('sync', this._onEndRequest, this)
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- this.collection.on('update', this._onUpdate, this)
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- this.collection.on('error', this._onError, this)
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- this.collection.on('add', this._onAddModel, this)
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- },
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-
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- getLabel() {
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- return t('files_versions', 'Versions')
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- },
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-
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- getIcon() {
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- return 'icon-history'
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- },
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-
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- nextPage() {
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- if (this._loading) {
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- return
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- }
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-
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- if (this.collection.getFileInfo() && this.collection.getFileInfo().isDirectory()) {
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- return
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- }
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- this.collection.fetch()
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- },
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-
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- _onClickRevertVersion(ev) {
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- const self = this
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- let $target = $(ev.target)
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- const fileInfoModel = this.collection.getFileInfo()
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- if (!$target.is('li')) {
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- $target = $target.closest('li')
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- }
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-
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- ev.preventDefault()
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- const revision = $target.attr('data-revision')
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-
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- const versionModel = this.collection.get(revision)
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- versionModel.revert({
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- success() {
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- // reset and re-fetch the updated collection
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- self.$versionsContainer.empty()
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- self.collection.setFileInfo(fileInfoModel)
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- self.collection.reset([], { silent: true })
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- self.collection.fetch()
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-
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- self.$el.find('.versions').removeClass('hidden')
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-
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- // update original model
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- fileInfoModel.trigger('busy', fileInfoModel, false)
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- fileInfoModel.set({
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- size: versionModel.get('size'),
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- mtime: versionModel.get('timestamp') * 1000,
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- // temp dummy, until we can do a PROPFIND
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- etag: versionModel.get('id') + versionModel.get('timestamp'),
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- })
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- },
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-
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- error() {
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- fileInfoModel.trigger('busy', fileInfoModel, false)
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- self.$el.find('.versions').removeClass('hidden')
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- self._toggleLoading(false)
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- OC.Notification.show(t('files_version', 'Failed to revert {file} to revision {timestamp}.',
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- {
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- file: versionModel.getFullPath(),
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- timestamp: OC.Util.formatDate(versionModel.get('timestamp') * 1000),
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- }),
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- {
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- type: '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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- // spinner
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- this._toggleLoading(true)
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- fileInfoModel.trigger('busy', fileInfoModel, true)
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- },
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-
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- _toggleLoading(state) {
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- this._loading = state
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- this.$el.find('.loading').toggleClass('hidden', !state)
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- },
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-
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- _onRequest() {
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- this._toggleLoading(true)
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- },
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-
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- _onEndRequest() {
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- this._toggleLoading(false)
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- this.$el.find('.empty').toggleClass('hidden', !!this.collection.length)
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- },
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-
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- _onAddModel(model) {
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- const $el = $(this.itemTemplate(this._formatItem(model)))
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- this.$versionsContainer.append($el)
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- $el.find('.has-tooltip').tooltip()
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- },
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-
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- template(data) {
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- return Template(data)
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- },
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-
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- itemTemplate(data) {
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- return ItemTemplate(data)
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- },
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-
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- setFileInfo(fileInfo) {
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- if (fileInfo) {
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- this.render()
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- this.collection.setFileInfo(fileInfo)
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- this.collection.reset([], { silent: true })
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- this.nextPage()
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- } else {
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- this.render()
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- this.collection.reset()
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- }
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- },
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-
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- _formatItem(version) {
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- const timestamp = version.get('timestamp') * 1000
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- const size = version.has('size') ? version.get('size') : 0
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- const preview = OC.MimeType.getIconUrl(version.get('mimetype'))
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- const img = new Image()
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- img.onload = function() {
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- $('li[data-revision=' + version.get('id') + '] .preview').attr('src', version.getPreviewUrl())
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- }
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- img.src = version.getPreviewUrl()
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-
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- return _.extend({
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- versionId: version.get('id'),
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- formattedTimestamp: OC.Util.formatDate(timestamp),
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- relativeTimestamp: OC.Util.relativeModifiedDate(timestamp),
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- millisecondsTimestamp: timestamp,
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- humanReadableSize: OC.Util.humanFileSize(size, true),
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- altSize: n('files', '%n byte', '%n bytes', size),
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- hasDetails: version.has('size'),
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- downloadUrl: version.getDownloadUrl(),
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- downloadIconUrl: OC.imagePath('core', 'actions/download'),
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- downloadName: version.get('name'),
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- revertIconUrl: OC.imagePath('core', 'actions/history'),
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- previewUrl: preview,
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- revertLabel: t('files_versions', 'Restore'),
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- canRevert: (this.collection.getFileInfo().get('permissions') & OC.PERMISSION_UPDATE) !== 0,
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- }, version.attributes)
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- },
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-
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- /**
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- * Renders this details view
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- */
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- render() {
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- this.$el.html(this.template({
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- emptyResultLabel: t('files_versions', 'No other versions available'),
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- }))
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- this.$el.find('.has-tooltip').tooltip()
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- this.$versionsContainer = this.$el.find('ul.versions')
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- this.delegateEvents()
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- },
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-
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- /**
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- * Returns true for files, false for folders.
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- *
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- * @param {FileInfo} fileInfo fileInfo
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- * @return {boolean} true for files, false for folders
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- */
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- canDisplay(fileInfo) {
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- if (!fileInfo) {
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- return false
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- }
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- return !fileInfo.isDirectory()
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- },
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- })
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-
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- OCA.Versions = OCA.Versions || {}
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-
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- OCA.Versions.VersionsTabView = VersionsTabView
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-})()
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