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/*
* Copyright (c) 2015
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
(function() {
/**
* @memberof OCA.Versions
*/
var VersionModel = OC.Backbone.Model.extend({
/**
* Restores the original file to this revision
*/
revert: function(options) {
options = options ? _.clone(options) : {};
var model = this;
var file = this.getFullPath();
var revision = this.get('timestamp');
$.ajax({
type: 'GET',
url: OC.generateUrl('/apps/files_versions/ajax/rollbackVersion.php'),
dataType: 'json',
data: {
file: file,
revision: revision
},
success: function(response) {
if (response.status === 'error') {
if (options.error) {
options.error.call(options.context, model, response, options);
}
model.trigger('error', model, response, options);
} else {
if (options.success) {
options.success.call(options.context, model, response, options);
}
model.trigger('revert', model, response, options);
}
}
});
},
getFullPath: function() {
return this.get('fullPath');
},
getPreviewUrl: function() {
var url = OC.generateUrl('/apps/files_versions/preview');
var params = {
file: this.get('fullPath'),
version: this.get('timestamp')
};
return url + '?' + OC.buildQueryString(params);
},
getDownloadUrl: function() {
var url = OC.generateUrl('/apps/files_versions/download.php');
var params = {
file: this.get('fullPath'),
revision: this.get('timestamp')
};
return url + '?' + OC.buildQueryString(params);
}
});
OCA.Versions = OCA.Versions || {};
OCA.Versions.VersionModel = VersionModel;
})();
/*
* Copyright (c) 2015
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
(function() {
/**
* @memberof OCA.Versions
*/
var VersionCollection = OC.Backbone.Collection.extend({
model: OCA.Versions.VersionModel,
/**
* @var OCA.Files.FileInfoModel
*/
_fileInfo: null,
_endReached: false,
_currentIndex: 0,
url: function() {
var url = OC.generateUrl('/apps/files_versions/ajax/getVersions.php');
var query = {
source: this._fileInfo.getFullPath(),
start: this._currentIndex
};
return url + '?' + OC.buildQueryString(query);
},
setFileInfo: function(fileInfo) {
this._fileInfo = fileInfo;
// reset
this._endReached = false;
this._currentIndex = 0;
},
getFileInfo: function() {
return this._fileInfo;
},
hasMoreResults: function() {
return !this._endReached;
},
fetch: function(options) {
if (!options || options.remove) {
this._currentIndex = 0;
}
return OC.Backbone.Collection.prototype.fetch.apply(this, arguments);
},
/**
* Fetch the next set of results
*/
fetchNext: function() {
if (!this.hasMoreResults()) {
return null;
}
if (this._currentIndex === 0) {
return this.fetch();
}
return this.fetch({remove: false});
},
reset: function() {
this._currentIndex = 0;
OC.Backbone.Collection.prototype.reset.apply(this, arguments);
},
parse: function(result) {
var fullPath = this._fileInfo.getFullPath();
var results = _.map(result.data.versions, function(version) {
var revision = parseInt(version.version, 10);
return {
id: revision,
name: version.name,
fullPath: fullPath,
timestamp: revision,
size: version.size,
mimetype: version.mimetype
};
});
this._endReached = result.data.endReached;
this._currentIndex += results.length;
return results;
}
});
OCA.Versions = OCA.Versions || {};
OCA.Versions.VersionCollection = VersionCollection;
})();
/*
* Copyright (c) 2015
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
/* @global Handlebars */
(function() {
var TEMPLATE_ITEM =
'<li data-revision="{{timestamp}}">' +
'<div>' +
'<div class="preview-container">' +
'<img class="preview" src="{{previewUrl}}" width="44" height="44"/>' +
'</div>' +
'<div class="version-container">' +
'<div>' +
'<a href="{{downloadUrl}}" class="downloadVersion"><img src="{{downloadIconUrl}}" />' +
'<span class="versiondate has-tooltip live-relative-timestamp" data-timestamp="{{millisecondsTimestamp}}" title="{{formattedTimestamp}}">{{relativeTimestamp}}</span>' +
'</a>' +
'</div>' +
'{{#hasDetails}}' +
'<div class="version-details">' +
'<span class="size has-tooltip" title="{{altSize}}">{{humanReadableSize}}</span>' +
'</div>' +
'{{/hasDetails}}' +
'</div>' +
'{{#canRevert}}' +
'<a href="#" class="revertVersion" title="{{revertLabel}}"><img src="{{revertIconUrl}}" /></a>' +
'{{/canRevert}}' +
'</div>' +
'</li>';
var TEMPLATE =
'<ul class="versions"></ul>' +
'<div class="clear-float"></div>' +
'<div class="empty hidden">' +
'<div class="emptycontent">' +
'<div class="icon-history"></div>' +
'<p>{{emptyResultLabel}}</p>' +
'</div></div>' +
'<input type="button" class="showMoreVersions hidden" value="{{moreVersionsLabel}}"' +
' name="show-more-versions" id="show-more-versions" />' +
'<div class="loading hidden" style="height: 50px"></div>';
/**
* @memberof OCA.Versions
*/
var VersionsTabView = OCA.Files.DetailTabView.extend(
/** @lends OCA.Versions.VersionsTabView.prototype */ {
id: 'versionsTabView',
className: 'tab versionsTabView',
_template: null,
$versionsContainer: null,
events: {
'click .revertVersion': '_onClickRevertVersion',
'click .showMoreVersions': '_onClickShowMoreVersions'
},
initialize: function() {
OCA.Files.DetailTabView.prototype.initialize.apply(this, arguments);
this.collection = new OCA.Versions.VersionCollection();
this.collection.on('request', this._onRequest, this);
this.collection.on('sync', this._onEndRequest, this);
this.collection.on('update', this._onUpdate, this);
this.collection.on('error', this._onError, this);
this.collection.on('add', this._onAddModel, this);
},
getLabel: function() {
return t('files_versions', 'Versions');
},
nextPage: function() {
if (this._loading || !this.collection.hasMoreResults()) {
return;
}
if (this.collection.getFileInfo() && this.collection.getFileInfo().isDirectory()) {
return;
}
this.collection.fetchNext();
},
_onClickShowMoreVersions: function(ev) {
ev.preventDefault();
this.nextPage();
},
_onClickRevertVersion: function(ev) {
var self = this;
var $target = $(ev.target);
var fileInfoModel = this.collection.getFileInfo();
var revision;
if (!$target.is('li')) {
$target = $target.closest('li');
}
ev.preventDefault();
revision = $target.attr('data-revision');
this.$el.find('.versions, .showMoreVersions').addClass('hidden');
var versionModel = this.collection.get(revision);
versionModel.revert({
success: function() {
// reset and re-fetch the updated collection
self.$versionsContainer.empty();
self.collection.setFileInfo(fileInfoModel);
self.collection.reset([], {silent: true});
self.collection.fetchNext();
self.$el.find('.versions').removeClass('hidden');
// update original model
fileInfoModel.trigger('busy', fileInfoModel, false);
fileInfoModel.set({
size: versionModel.get('size'),
mtime: versionModel.get('timestamp') * 1000,
// temp dummy, until we can do a PROPFIND
etag: versionModel.get('id') + versionModel.get('timestamp')
});
},
error: function() {
fileInfoModel.trigger('busy', fileInfoModel, false);
self.$el.find('.versions').removeClass('hidden');
self._toggleLoading(false);
OC.Notification.show(t('files_version', 'Failed to revert {file} to revision {timestamp}.',
{
file: versionModel.getFullPath(),
timestamp: OC.Util.formatDate(versionModel.get('timestamp') * 1000)
}),
{
type: 'error'
}
);
}
});
// spinner
this._toggleLoading(true);
fileInfoModel.trigger('busy', fileInfoModel, true);
},
_toggleLoading: function(state) {
this._loading = state;
this.$el.find('.loading').toggleClass('hidden', !state);
},
_onRequest: function() {
this._toggleLoading(true);
this.$el.find('.showMoreVersions').addClass('hidden');
},
_onEndRequest: function() {
this._toggleLoading(false);
this.$el.find('.empty').toggleClass('hidden', !!this.collection.length);
this.$el.find('.showMoreVersions').toggleClass('hidden', !this.collection.hasMoreResults());
},
_onAddModel: function(model) {
var $el = $(this.itemTemplate(this._formatItem(model)));
this.$versionsContainer.append($el);
var preview = $el.find('.preview')[0];
this._lazyLoadPreview({
url: model.getPreviewUrl(),
mime: model.get('mimetype'),
callback: function(url) {
preview.src = url;
}
});
$el.find('.has-tooltip').tooltip();
},
template: function(data) {
if (!this._template) {
this._template = Handlebars.compile(TEMPLATE);
}
return this._template(data);
},
itemTemplate: function(data) {
if (!this._itemTemplate) {
this._itemTemplate = Handlebars.compile(TEMPLATE_ITEM);
}
return this._itemTemplate(data);
},
setFileInfo: function(fileInfo) {
if (fileInfo) {
this.render();
this.collection.setFileInfo(fileInfo);
this.collection.reset([], {silent: true});
this.nextPage();
} else {
this.render();
this.collection.reset();
}
},
_formatItem: function(version) {
var timestamp = version.get('timestamp') * 1000;
var size = version.has('size') ? version.get('size') : 0;
return _.extend({
millisecondsTimestamp: timestamp,
formattedTimestamp: OC.Util.formatDate(timestamp),
relativeTimestamp: OC.Util.relativeModifiedDate(timestamp),
humanReadableSize: OC.Util.humanFileSize(size, true),
altSize: n('files', '%n byte', '%n bytes', size),
hasDetails: version.has('size'),
downloadUrl: version.getDownloadUrl(),
downloadIconUrl: OC.imagePath('core', 'actions/download'),
revertIconUrl: OC.imagePath('core', 'actions/history'),
revertLabel: t('files_versions', 'Restore'),
canRevert: (this.collection.getFileInfo().get('permissions') & OC.PERMISSION_UPDATE) !== 0
}, version.attributes);
},
/**
* Renders this details view
*/
render: function() {
this.$el.html(this.template({
emptyResultLabel: t('files_versions', 'No earlier versions available'),
moreVersionsLabel: t('files_versions', 'More versions …')
}));
this.$el.find('.has-tooltip').tooltip();
this.$versionsContainer = this.$el.find('ul.versions');
this.delegateEvents();
},
/**
* Returns true for files, false for folders.
*
* @return {bool} true for files, false for folders
*/
canDisplay: function(fileInfo) {
if (!fileInfo) {
return false;
}
return !fileInfo.isDirectory();
},
/**
* Lazy load a file's preview.
*
* @param path path of the file
* @param mime mime type
* @param callback callback function to call when the image was loaded
* @param etag file etag (for caching)
*/
_lazyLoadPreview : function(options) {
var url = options.url;
var mime = options.mime;
var ready = options.callback;
// get mime icon url
var iconURL = OC.MimeType.getIconUrl(mime);
ready(iconURL); // set mimeicon URL
var img = new Image();
img.onload = function(){
// if loading the preview image failed (no preview for the mimetype) then img.width will < 5
if (img.width > 5) {
ready(url, img);
} else if (options.error) {
options.error();
}
};
if (options.error) {
img.onerror = options.error;
}
img.src = url;
}
});
OCA.Versions = OCA.Versions || {};
OCA.Versions.VersionsTabView = VersionsTabView;
})();
/*
* Copyright (c) 2015
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
(function() {
OCA.Versions = OCA.Versions || {};
/**
* @namespace
*/
OCA.Versions.Util = {
/**
* Initialize the versions plugin.
*
* @param {OCA.Files.FileList} fileList file list to be extended
*/
attach: function(fileList) {
if (fileList.id === 'trashbin' || fileList.id === 'files.public') {
return;
}
fileList.registerTabView(new OCA.Versions.VersionsTabView('versionsTabView', {order: -10}));
}
};
})();
OC.Plugins.register('OCA.Files.FileList', OCA.Versions.Util);