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<?php |
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namespace Alpha\Util\Security; |
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use Alpha\Util\Config\ConfigProvider; |
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/** |
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* A utility class for carrying out various security tasks. |
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* |
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* @since 1.2.2 |
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* |
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* @author John Collins <[email protected]> |
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* @license http://www.opensource.org/licenses/bsd-license.php The BSD License |
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* @copyright Copyright (c) 2016, John Collins (founder of Alpha Framework). |
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* All rights reserved. |
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* |
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* <pre> |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the |
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* following conditions are met: |
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* |
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* * Redistributions of source code must retain the above |
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* copyright notice, this list of conditions and the |
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* following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the |
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* following disclaimer in the documentation and/or other |
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* materials provided with the distribution. |
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* * Neither the name of the Alpha Framework nor the names |
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* of its contributors may be used to endorse or promote |
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* products derived from this software without specific |
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* prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* </pre> |
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*/ |
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class SecurityUtils |
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{ |
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/** |
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* Encrypt provided data using mcrypt() with the TripleDES algorithm and the security.encryption.key. |
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* |
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* @param string $data |
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* |
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* @return string |
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* |
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* @since 1.2.2 |
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*/ |
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public static function encrypt($data) |
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{ |
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$config = ConfigProvider::getInstance(); |
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$td = mcrypt_module_open('tripledes', '', 'ecb', ''); |
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$iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND); |
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mcrypt_generic_init($td, $config->get('security.encryption.key'), $iv); |
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$encryptedData = mcrypt_generic($td, $data); |
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mcrypt_generic_deinit($td); |
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mcrypt_module_close($td); |
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return $encryptedData; |
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} |
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/** |
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* Decrypt provided data using mcrypt() with the TripleDES algorithm and the security.encryption.key. |
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* |
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* @param string $data |
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* |
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* @return string |
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* |
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* @since 1.2.2 |
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*/ |
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public static function decrypt($data) |
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{ |
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$config = ConfigProvider::getInstance(); |
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$td = mcrypt_module_open('tripledes', '', 'ecb', ''); |
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$iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND); |
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return mcrypt_decrypt('tripledes', $config->get('security.encryption.key'), $data, 'ecb', $iv); |
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} |
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/** |
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* Checks to see if the admin password provided matches the default admin password in the config file. |
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* |
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* @param string $password The encrypted admin password stored in the database. |
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* |
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* @return boolean |
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* |
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* @since 2.0.2 |
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*/ |
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public static function checkAdminPasswordIsDefault($password) |
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{ |
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$config = ConfigProvider::getInstance(); |
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return password_verify($config->get('app.install.password'), $password); |
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} |
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} |
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alphadevx /
alpha
