YetiForceCompany/YetiForceCRM

<?php
/**
 * YetiForce register encryption file.
 * Modifying this file or functions that affect the footer appearance will violate the license terms!!!
 *
 * @package App
 *
 * @copyright YetiForce S.A.
 * @license   YetiForce Public License 6.5 (licenses/LicenseEN.txt or yetiforce.com)
 * @author    Radosław Skrzypczak <r.skrzypczak@yetiforce.com>
 */

namespace App\YetiForce;

/**
 * YetiForce register class.
 */
final class Encryption
{
    /** @var string Default encryption method */
    public const DEFAULT_METHOD = 'AES-128-CBC';

    /**
     * Data encryption function.
     *
     * @param array $data
     *
     * @return string
     */
    public function encrypt(array $data): string
    {
        return (new \App\Encryption($this->getConfig()))->encrypt(\App\Json::encode($data), true);
    }

    /**
     * Data decryption function.
     *
     * @param string $data
     *
     * @return array
     */
    public function decrypt(string $data): array
    {
        return \App\Json::decode((new \App\Encryption($this->getConfig()))->decrypt($data, true)) ?: [];
    }

    /**
     * Get default configuration data for encryption.
     *
     * @return array
     */
    public function getDefaultData(): array
    {
        return [
            'method' => self::DEFAULT_METHOD,
            'vector' => base64_encode(openssl_random_pseudo_bytes(openssl_cipher_iv_length(self::DEFAULT_METHOD))),
            'pass' => \App\Encryption::generatePassword(10),
        ];
    }

    /**
     * Configuration data for encryption.
     *
     * @return array
     */
    private function getConfig(): array
    {
        $data = (new Config())->getData();
        unset($data['key']);
        $iv = $data['vector'] ?? '';
        if ($iv) {
            $data['vector'] = base64_decode($iv);
        }

        return $data;
    }
}