gnu-social/actions/plugindisable.php

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<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GNU social is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
defined('STATUSNET') || die();
/**
* Plugin enable action.
*
* (Re)-enables a plugin from the default plugins list.
*
* Takes parameters:
*
* - plugin: plugin name
* - token: session token to prevent CSRF attacks
* - ajax: boolean; whether to return Ajax or full-browser results
*
* Only works if the current user is logged in.
*
* @category Action
* @package StatusNet
* @author Brion Vibber <brion@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
* @link http://status.net/
*/
class PlugindisableAction extends PluginenableAction
{
/**
* Handle request
*
* Disables the plugin and returns results.
*
* @return void
* @throws ClientException
*/
function handle()
{
if (PluginList::isPluginLoaded($this->plugin)) {
$config_file = INSTALLDIR . DIRECTORY_SEPARATOR . 'config.php';
$config_lines = file($config_file, FILE_IGNORE_NEW_LINES);
foreach($config_lines as $key => $line) {
// We are doing it this way to avoid deleting things we shouldn't
$line = str_replace('addPlugin(\''.$this->plugin.'\');', '', $line);
$config_lines[$key] = $line;
if($line === ' // Added by sysadmin\'s Plugin UI.') {
unset($config_lines[$key]);
}
}
$new_config_data = implode(PHP_EOL, $config_lines);
if (!file_put_contents($config_file, $new_config_data)) {
$this->clientError(_m('No permissions for writing to config.php'));
}
}
$key = 'disable-' . $this->plugin;
Config::save('plugins', $key, $this->overrideValue());
// @fixme this is a pretty common pattern and should be refactored down
if ($this->boolean('ajax')) {
$this->startHTML('text/xml;charset=utf-8');
$this->elementStart('head');
$this->element('title', null, $this->successShortTitle());
$this->elementEnd('head');
$this->elementStart('body');
$form = $this->successNextForm();
$form->show();
$this->elementEnd('body');
$this->endHTML();
} else {
$url = common_local_url('pluginsadminpanel');
common_redirect($url, 303);
}
}
/**
* Value to save into $config['plugins']['disable-<name>']
*/
protected function overrideValue()
{
return 1;
}
protected function successShortTitle()
{
// TRANS: Page title for AJAX form return when a disabling a plugin.
return _m('plugin', 'Disabled');
}
protected function successNextForm()
{
return new PluginEnableForm($this, $this->plugin);
}
}