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<?php /** * 2007-2019 PrestaShop and Contributors * * NOTICE OF LICENSE * * This source file is subject to the Open Software License (OSL 3.0) * that is bundled with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * https://opensource.org/licenses/OSL-3.0 * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@prestashop.com so we can send you a copy immediately. * * DISCLAIMER * * Do not edit or add to this file if you wish to upgrade PrestaShop to newer * versions in the future. If you wish to customize PrestaShop for your * needs please refer to https://www.prestashop.com for more information. * * @author PrestaShop SA <contact@prestashop.com> * @copyright 2007-2019 PrestaShop SA and Contributors * @license https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * International Registered Trademark & Property of PrestaShop SA */ use Defuse\Crypto\Crypto; use Defuse\Crypto\Encoding; use Defuse\Crypto\Key; /** * Class PhpEncryption engine for openSSL 1.0.1+. */ class PhpEncryptionEngineCore { protected $key; /** * PhpEncryptionCore constructor. * * @param string $hexString A string that only contains hexadecimal characters * Bother upper and lower case are allowed */ public function __construct($hexString) { $this->key = self::loadFromAsciiSafeString($hexString); } /** * Encrypt the plaintext. * * @param string $plaintext Plaintext * * @return string Cipher text */ public function encrypt($plaintext) { return Crypto::encrypt($plaintext, $this->key); } /** * Decrypt the cipher text. * * @param string $cipherText Cipher text * * @return bool|string Plaintext * `false` if unable to decrypt * * @throws Exception */ public function decrypt($cipherText) { try { $plaintext = Crypto::decrypt($cipherText, $this->key); } catch (Exception $e) { if ($e instanceof \Defuse\Crypto\Exception\WrongKeyOrModifiedCiphertextException) { return false; } throw $e; } return $plaintext; } /** * @param $header * @param $bytes * * @return string * * @throws \Defuse\Crypto\Exception\EnvironmentIsBrokenException */ public static function saveBytesToChecksummedAsciiSafeString($header, $bytes) { return Encoding::saveBytesToChecksummedAsciiSafeString($header, $bytes); } /** * @return string */ public static function createNewRandomKey() { $key = Key::createNewRandomKey(); return $key->saveToAsciiSafeString(); } /** * @param $hexString * * @return Key */ public static function loadFromAsciiSafeString($hexString) { return Key::loadFromAsciiSafeString($hexString); } /** * @return string * * @throws Exception * * @see https://github.com/paragonie/random_compat/blob/v1.4.1/lib/random_bytes_openssl.php * @see https://github.com/paragonie/random_compat/blob/v1.4.1/lib/random_bytes_mcrypt.php */ public static function randomCompat() { $bytes = Key::KEY_BYTE_SIZE; $secure = true; $buf = openssl_random_pseudo_bytes($bytes, $secure); if ( $buf !== false && $secure && RandomCompat_strlen($buf) === $bytes ) { return $buf; } $buf = @mcrypt_create_iv($bytes, MCRYPT_DEV_URANDOM); if ( $buf !== false && RandomCompat_strlen($buf) === $bytes ) { return $buf; } throw new Exception( 'Could not gather sufficient random data' ); } /** * @param $buf * * @return string */ public static function saveToAsciiSafeString($buf) { return Encoding::saveBytesToChecksummedAsciiSafeString( Key::KEY_CURRENT_VERSION, $buf ); } }
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[-] Customer.php
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[-] SpecificPriceRule.php
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[-] Upgrader.php
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[-] DateRange.php
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cache
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shop
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db
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controller
[-] CustomerThread.php
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[-] Chart.php
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proxy
[-] PhpEncryptionEngine.php
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form
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range
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helper
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[-] ChecksumInterface.php
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[-] PrestaShopAutoload.php
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[-] AddressFormat.php
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order
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log
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lang
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webservice
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tree
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stock
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checkout
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module
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tax
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container
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assets
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exception