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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\Common\Http; |
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use SURFnet\VPN\Common\Http\Exception\HttpException; |
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class InputValidation |
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{ |
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/** |
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* @return string |
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*/ |
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public static function displayName($displayName) |
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{ |
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$displayName = filter_var($displayName, FILTER_UNSAFE_RAW, FILTER_FLAG_STRIP_LOW); |
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if (0 === mb_strlen($displayName)) { |
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throw new HttpException('invalid "display_name"', 400); |
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} |
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return $displayName; |
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} |
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/** |
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* @return string |
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*/ |
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public static function commonName($commonName) |
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{ |
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if (1 !== preg_match('/^[a-fA-F0-9]{32}$/', $commonName)) { |
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throw new HttpException('invalid "common_name"', 400); |
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} |
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return $commonName; |
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} |
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/** |
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* @return string |
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*/ |
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public static function profileId($profileId) |
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{ |
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if (1 !== preg_match('/^[a-zA-Z0-9]+$/', $profileId)) { |
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throw new HttpException('invalid "profile_id"', 400); |
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} |
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return $profileId; |
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} |
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/** |
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* @return string |
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*/ |
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public static function languageCode($languageCode) |
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{ |
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$supportedLanguages = ['en_US', 'nl_NL', 'de_DE', 'fr_FR']; |
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if (!in_array($setLanguage, $supportedLanguages)) { |
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throw new HttpException('invalid "language_code"', 400); |
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} |
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return $languageCode; |
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} |
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/** |
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* @return string |
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*/ |
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public static function totpSecret($totpSecret) |
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{ |
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if (1 !== preg_match('/^[A-Z0-9]{16}$/', $totpSecret)) { |
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throw new HttpException('invalid "totp_secret"', 400); |
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} |
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return $totpSecret; |
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} |
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/** |
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* @return string |
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*/ |
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public static function totpKey($totpKey) |
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{ |
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if (1 !== preg_match('/^[0-9]{6}$/', $totpKey)) { |
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throw new HttpException('invalid "totp_key"', 400); |
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} |
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return $totpKey; |
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} |
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/** |
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* @return string |
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*/ |
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public static function clientId($clientId) |
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{ |
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if (1 !== preg_match('/^(?:[\x20-\x7E])+$/', $clientId)) { |
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throw new HttpException('invalid "client_id"', 400); |
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} |
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return $clientId; |
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} |
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} |
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eduvpn /
vpn-lib-common
This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.