<?php
// {{{ICINGA_LICENSE_HEADER}}}
/**
 * This file is part of Icinga Web 2.
 *
 * Icinga Web 2 - Head for multiple monitoring backends.
 * Copyright (C) 2014 Icinga Development Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * @copyright  2014 Icinga Development Team <info@icinga.org>
 * @license    http://www.gnu.org/licenses/gpl-2.0.txt GPL, version 2
 * @author     Icinga Development Team <info@icinga.org>
 *
 */
// {{{ICINGA_LICENSE_HEADER}}}

namespace Icinga\Module\Translation\Cli;

use \Exception;
use Icinga\Cli\Command;

/**
 * Base class for translation commands
 */
class TranslationCommand extends Command
{
    /**
     * Check whether the given locale code is valid
     *
     * @param   string  $code   The locale code to validate
     *
     * @return  string          The validated locale code
     *
     * @throws  Exception       In case the locale code is invalid
     */
    public function validateLocaleCode($code)
    {
        $current = setlocale(LC_ALL, '0');
        $result = setlocale(LC_ALL, $code);
        setlocale(LC_ALL, $current);

        if ($result === false) {
            throw new Exception("Locale code '$code' is not valid");
        }

        return $code;
    }

    /**
     * Check whether the given module is available and enabled
     *
     * @param   string  $name   The module name to validate
     *
     * @return  string          The validated module name
     *
     * @throws  Exception       In case the given module is not available or not enabled
     */
    public function validateModuleName($name)
    {
        $enabledModules = $this->app->getModuleManager()->listEnabledModules();

        if (!in_array($name, $enabledModules)) {
            throw new Exception("Module with name '$name' not found or is not enabled");
        }

        return $name;
    }
}