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<?php |
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declare(strict_types=1); |
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namespace Soluble\Wallit\Service; |
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use Psr\Container\ContainerInterface; |
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use Soluble\Wallit\Config\ConfigProvider; |
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use Soluble\Wallit\Exception\ConfigException; |
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use Soluble\Wallit\Token\Jwt\SignatureAlgos; |
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class JwtServiceFactory |
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{ |
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public const CONFIG_KEY = 'token-service'; |
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/** |
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* Map signature algorithms. |
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* |
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* @var array |
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*/ |
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public static $algosMap = [ |
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SignatureAlgos::HS256 => \Lcobucci\JWT\Signer\Hmac\Sha256::class, |
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SignatureAlgos::HS384 => \Lcobucci\JWT\Signer\Hmac\Sha384::class, |
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SignatureAlgos::HS512 => \Lcobucci\JWT\Signer\Hmac\Sha512::class |
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]; |
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/** |
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* @param ContainerInterface $container |
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* |
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* @return JwtService |
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* |
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* @throws ConfigException |
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*/ |
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public function __invoke(ContainerInterface $container): JwtService |
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{ |
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$config = $container->has('config') ? $container->get('config') : []; |
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$options = $config[ConfigProvider::CONFIG_PREFIX][self::CONFIG_KEY] ?? null; |
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if (!is_array($options)) { |
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throw new ConfigException(sprintf( |
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"Missing or invalid entry ['%s']['%s'] in container configuration.", |
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ConfigProvider::CONFIG_PREFIX, |
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self::CONFIG_KEY) |
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); |
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} |
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$verificationKey = $options['secret'] ?? null; |
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if ($verificationKey === null) { |
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throw new ConfigException(sprintf( |
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"Missing secret key in config (['%s']['%s']['%s'] = '%s')", |
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ConfigProvider::CONFIG_PREFIX, |
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self::CONFIG_KEY, |
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'secret', |
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$verificationKey ?? 'NULL' |
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)); |
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} |
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$algo = $options['algo'] ?? null; |
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$algoClass = self::$algosMap[$algo] ?? null; |
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if ($algoClass === null || !class_exists($algoClass)) { |
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throw new ConfigException(sprintf( |
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"Missing or invalid algorithm in config (['%s']['%s']['%s'] = '%s')", |
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ConfigProvider::CONFIG_PREFIX, |
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self::CONFIG_KEY, |
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'algo', |
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$algo ?? 'NULL' |
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)); |
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} |
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$jwtService = new JwtService(new $algoClass(), $verificationKey); |
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return $jwtService; |
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} |
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} |
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belgattitude /
soluble-wallit
