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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 SURFnet\VPN\Server; |
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use SURFnet\VPN\Server\Exception\InputValidationException; |
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class InputValidation |
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{ |
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public static function instanceId($instanceId) |
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{ |
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if (0 === preg_match('/^[a-zA-Z0-9-\.]+$/', $instanceId)) { |
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throw new InputValidationException('invalid instanceId pattern'); |
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} |
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// MUST not be '..' |
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if ('..' === $instanceId) { |
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throw new InputValidationException('invalid instanceId pattern, cannot be ".."'); |
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} |
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return $instanceId; |
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} |
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public static function poolId($poolId) |
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{ |
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if (0 === preg_match('/^[a-zA-Z0-9]{2,}$/', $poolId)) { |
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throw new InputValidationException('invalid poolId pattern'); |
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} |
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return $poolId; |
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} |
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public static function userName($userName) |
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{ |
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if ('totp' !== $userName) { |
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throw new InputValidationException('invalid userName'); |
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} |
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return $userName; |
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} |
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public static function commonName($commonName) |
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{ |
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// the commonName consists of a userId and a configName seperated by an |
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// underscore, needs to be at least of length 3 |
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if (0 === preg_match('/^[a-zA-Z0-9-_.@]{3,}$/', $commonName)) { |
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throw new InputValidationException('invalid commonName pattern'); |
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} |
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if (false === strpos($commonName, '_')) { |
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throw new InputValidationException('invalid commonName pattern, requires underscore'); |
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} |
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if (strlen($commonName) - 1 === strrpos($commonName, '_')) { |
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throw new InputValidationException('invalid commonName pattern, cannot end with underscore'); |
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} |
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return $commonName; |
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} |
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public static function otpKey($otpKey) |
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{ |
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// the otpKey consists of 6 digits |
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if (0 === preg_match('/^[0-9]{6}$/', $otpKey)) { |
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throw new InputValidationException('invalid otpKey pattern'); |
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} |
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return $otpKey; |
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} |
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} |
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eduVPN /
vpn-server-api
