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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2019 webtrees 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 3 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, see <http://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace Fisharebest\Webtrees\Http\RequestHandlers;
use Fisharebest\Webtrees\Contracts\UserInterface;
use Fisharebest\Webtrees\Session;
use InvalidArgumentException;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;
use function assert;
use function is_string;
use function response;
/**
* Select a new language for the current session.
*/
class SelectLanguage implements RequestHandlerInterface
{
/**
* @param ServerRequestInterface $request
*
* @return ResponseInterface
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
$user = $request->getAttribute('user');
assert($user instanceof UserInterface, new InvalidArgumentException());
$language = $request->getAttribute('language');
assert(is_string($language), new InvalidArgumentException());
Session::put('language', $language);
$user->setPreference('language', $language);
return response();
}
}
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