156 lines
4.0 KiB
PHP
156 lines
4.0 KiB
PHP
<?php
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/**
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* Copyright since 2007 PrestaShop SA and Contributors
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* PrestaShop is an International Registered Trademark & Property of PrestaShop SA
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*
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* NOTICE OF LICENSE
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*
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* This source file is subject to the Academic Free License version 3.0
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* that is bundled with this package in the file LICENSE.md.
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* It is also available through the world-wide-web at this URL:
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* https://opensource.org/licenses/AFL-3.0
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@prestashop.com so we can send you a copy immediately.
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*
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* @author PrestaShop SA and Contributors <contact@prestashop.com>
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* @copyright Since 2007 PrestaShop SA and Contributors
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* @license https://opensource.org/licenses/AFL-3.0 Academic Free License version 3.0
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*/
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namespace PrestaShop\Module\PsAccounts\Service;
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use phpseclib\Crypt\RSA;
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use PrestaShop\Module\PsAccounts\Exception\SshKeysNotFoundException;
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use PrestaShop\Module\PsAccounts\Repository\ConfigurationRepository;
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/**
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* Manage RSA
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*/
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class ShopKeysService
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{
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const SIGNATURE_DATA = 'data';
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/**
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* @var RSA
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*/
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private $rsa;
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/**
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* @var ConfigurationRepository
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*/
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private $configuration;
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public function __construct(ConfigurationRepository $configuration)
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{
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$this->rsa = new RSA();
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$this->rsa->setHash('sha256');
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$this->rsa->setSignatureMode(RSA::SIGNATURE_PKCS1);
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$this->configuration = $configuration;
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}
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/**
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* @return array
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*/
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public function createPair()
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{
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$this->rsa->setPrivateKeyFormat(RSA::PRIVATE_FORMAT_PKCS1);
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$this->rsa->setPublicKeyFormat(RSA::PUBLIC_FORMAT_PKCS1);
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return $this->rsa->createKey();
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}
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/**
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* @param string $privateKey
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* @param string $data
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*
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* @return string
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*/
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public function signData($privateKey, $data)
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{
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$this->rsa->loadKey($privateKey, RSA::PRIVATE_FORMAT_PKCS1);
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return base64_encode($this->rsa->sign($data));
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}
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/**
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* @param string $publicKey
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* @param string $signature
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* @param string $data
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*
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* @return bool
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*/
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public function verifySignature($publicKey, $signature, $data)
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{
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$this->rsa->loadKey($publicKey, RSA::PUBLIC_FORMAT_PKCS1);
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return $this->rsa->verify($data, base64_decode($signature));
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}
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/**
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* @param bool $refresh
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*
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* @return void
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*
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* @throws SshKeysNotFoundException
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*/
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public function generateKeys($refresh = true)
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{
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if ($refresh || false === $this->hasKeys()) {
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$key = $this->createPair();
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$this->configuration->updateAccountsRsaPrivateKey($key['privatekey']);
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$this->configuration->updateAccountsRsaPublicKey($key['publickey']);
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$this->configuration->updateAccountsRsaSignData(
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$this->signData(
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$this->configuration->getAccountsRsaPrivateKey(),
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self::SIGNATURE_DATA
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)
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);
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if (false === $this->hasKeys()) {
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throw new SshKeysNotFoundException('No RSA keys found for the shop');
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}
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}
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}
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/**
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* @return void
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*
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* @throws SshKeysNotFoundException
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*/
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public function regenerateKeys()
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{
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$this->generateKeys(true);
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}
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/**
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* @return bool
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*/
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public function hasKeys()
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{
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return false === (
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empty($this->configuration->getAccountsRsaPublicKey())
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|| empty($this->configuration->getAccountsRsaPrivateKey())
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|| empty($this->configuration->getAccountsRsaSignData())
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);
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}
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/**
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* @return string
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*/
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public function getPublicKey()
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{
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return $this->configuration->getAccountsRsaPublicKey();
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}
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/**
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* @return string
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*/
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public function getSignature()
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{
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return $this->configuration->getAccountsRsaSignData();
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}
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}
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