1<?php 2 3/** 4 * webtrees: online genealogy 5 * Copyright (C) 2019 webtrees development team 6 * This program is free software: you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation, either version 3 of the License, or 9 * (at your option) any later version. 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * You should have received a copy of the GNU General Public License 15 * along with this program. If not, see <http://www.gnu.org/licenses/>. 16 */ 17declare(strict_types=1); 18 19namespace Fisharebest\Webtrees\Http\RequestHandlers; 20 21use Fisharebest\Webtrees\Auth; 22use Fisharebest\Webtrees\FlashMessages; 23use Fisharebest\Webtrees\I18N; 24use Fisharebest\Webtrees\Log; 25use Fisharebest\Webtrees\Tree; 26use Fisharebest\Webtrees\User; 27use InvalidArgumentException; 28use Psr\Http\Message\ResponseInterface; 29use Psr\Http\Message\ServerRequestInterface; 30use Psr\Http\Server\RequestHandlerInterface; 31 32use function assert; 33use function redirect; 34use function route; 35 36/** 37 * Perform a logout. 38 */ 39class Logout implements RequestHandlerInterface 40{ 41 /** 42 * @param ServerRequestInterface $request 43 * 44 * @return ResponseInterface 45 */ 46 public function handle(ServerRequestInterface $request): ResponseInterface 47 { 48 $tree = $request->getAttribute('tree'); 49 assert($tree instanceof Tree, new InvalidArgumentException()); 50 51 $user = $request->getAttribute('user'); 52 53 if ($user instanceof User) { 54 Log::addAuthenticationLog('Logout: ' . Auth::user()->userName() . '/' . Auth::user()->realName()); 55 Auth::logout(); 56 FlashMessages::addMessage(I18N::translate('You have signed out.')); 57 } 58 59 if ($tree instanceof Tree) { 60 return redirect(route('tree-page', ['tree' => $tree->name()])); 61 } 62 63 return redirect(route('tree-page')); 64 } 65} 66