3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2010, StatusNet, Inc.
6 * Plugin enable action.
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU Affero General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU Affero General Public License for more details.
18 * You should have received a copy of the GNU Affero General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 * @author Brion Vibber <brion@status.net>
26 * @copyright 2010 StatusNet, Inc.
27 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
28 * @link http://status.net/
31 if (!defined('STATUSNET')) {
36 * Plugin enable action.
38 * (Re)-enables a plugin from the default plugins list.
42 * - plugin: plugin name
43 * - token: session token to prevent CSRF attacks
44 * - ajax: boolean; whether to return Ajax or full-browser results
46 * Only works if the current user is logged in.
50 * @author Brion Vibber <brion@status.net>
51 * @copyright 2010 StatusNet, Inc.
52 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
53 * @link http://status.net/
56 class PluginEnableAction extends Action
62 * Check pre-requisites and instantiate attributes
64 * @param Array $args array of arguments (URL, GET, POST)
66 * @return boolean success flag
69 function prepare($args)
71 parent::prepare($args);
73 // @fixme these are pretty common, should a parent class factor these out?
75 // Only allow POST requests
77 if ($_SERVER['REQUEST_METHOD'] != 'POST') {
78 $this->clientError(_('This action only accepts POST requests.'));
84 $token = $this->trimmed('token');
86 if (!$token || $token != common_session_token()) {
87 $this->clientError(_('There was a problem with your session token.'.
88 ' Try again, please.'));
92 // Only for logged-in users
94 $this->user = common_current_user();
96 if (empty($this->user)) {
97 $this->clientError(_('Not logged in.'));
101 if (!AdminPanelAction::canAdmin('plugins')) {
102 $this->clientError(_('You cannot administer plugins.'));
106 $this->plugin = $this->arg('plugin');
107 $defaultPlugins = common_config('plugins', 'default');
108 if (!array_key_exists($this->plugin, $defaultPlugins)) {
109 $this->clientError(_('No such plugin.'));
119 * Does the subscription and returns results.
121 * @param Array $args unused.
126 function handle($args)
128 $key = 'disable-' . $this->plugin;
129 Config::save('plugins', $key, $this->overrideValue());
131 // @fixme this is a pretty common pattern and should be refactored down
132 if ($this->boolean('ajax')) {
133 $this->startHTML('text/xml;charset=utf-8');
134 $this->elementStart('head');
135 $this->element('title', null, $this->successShortTitle());
136 $this->elementEnd('head');
137 $this->elementStart('body');
138 $form = $this->successNextForm();
140 $this->elementEnd('body');
141 $this->elementEnd('html');
143 $url = common_local_url('pluginsadminpanel');
144 common_redirect($url, 303);
149 * Value to save into $config['plugins']['disable-<name>']
151 protected function overrideValue()
156 protected function successShortTitle()
158 // TRANS: Page title for AJAX form return when enabling a plugin.
159 return _m('plugin', 'Enabled');
162 protected function successNextForm()
164 return new DisablePluginForm($this, $this->plugin);