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<?php |
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/** |
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* Copyright (C) 2016 SURFnet. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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namespace fkooman\RemoteStorage\Http; |
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use fkooman\RemoteStorage\Http\Exception\HttpException; |
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use fkooman\RemoteStorage\TplInterface; |
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class FormAuthentication |
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{ |
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/** @var SessionInterface */ |
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private $session; |
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/** @var \fkooman\RemoteStorage\TplInterface */ |
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private $tpl; |
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/** @var array */ |
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private $userPass; |
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public function __construct(SessionInterface $session, TplInterface $tpl, array $userPass) |
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{ |
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$this->session = $session; |
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$this->tpl = $tpl; |
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$this->userPass = $userPass; |
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} |
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public function optionalAuth(Request $request) |
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{ |
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if ($this->session->has('_form_auth_user')) { |
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return $this->session->get('_form_auth_user'); |
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} |
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return false; |
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} |
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public function requireAuth(Request $request) |
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{ |
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if ($this->session->has('_form_auth_user')) { |
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return $this->session->get('_form_auth_user'); |
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} |
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// any other URL, enforce authentication |
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$response = new Response(200, 'text/html'); |
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$response->setBody( |
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$this->tpl->render( |
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'formAuthentication', |
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[ |
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'_form_auth_invalid_credentials' => false, |
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'_form_auth_redirect_to' => $request->getUri(), |
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'_form_auth_login_page' => true, |
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] |
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) |
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); |
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return $response; |
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} |
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public function verifyAuth(Request $request) |
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{ |
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$this->session->delete('_form_auth_user'); |
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$authUser = $request->getPostParameter('userName'); |
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$authPass = $request->getPostParameter('userPass'); |
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$redirectTo = $request->getPostParameter('_form_auth_redirect_to'); |
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// validate the URL |
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View Code Duplication |
if (false === filter_var($redirectTo, FILTER_VALIDATE_URL, FILTER_FLAG_SCHEME_REQUIRED | FILTER_FLAG_HOST_REQUIRED | FILTER_FLAG_PATH_REQUIRED)) { |
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throw new HttpException('invalid redirect_to URL', 400); |
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} |
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// extract the "host" part of the URL |
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if (false === $redirectToHost = parse_url($redirectTo, PHP_URL_HOST)) { |
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throw new HttpException('invalid redirect_to URL, unable to extract host', 400); |
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} |
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if ($request->getServerName() !== $redirectToHost) { |
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throw new HttpException('redirect_to does not match expected host', 400); |
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} |
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if (array_key_exists($authUser, $this->userPass)) { |
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if (false !== password_verify($authPass, $this->userPass[$authUser])) { |
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$this->session->set('_form_auth_user', $authUser); |
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return new RedirectResponse($redirectTo, 302); |
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} |
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} |
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// invalid authentication |
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$response = new Response(200, 'text/html'); |
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$response->setBody( |
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$this->tpl->render( |
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'formAuthentication', |
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[ |
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'_form_auth_invalid_credentials' => true, |
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'_form_auth_invalid_credentials_user' => $authUser, |
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'_form_auth_redirect_to' => $redirectTo, |
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'_form_auth_login_page' => true, |
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] |
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) |
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); |
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return $response; |
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} |
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public function logout(Request $request) |
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{ |
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$this->session->delete('_form_auth_user'); |
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return new RedirectResponse($request->getRootUri(), 302); |
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} |
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} |
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.