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<?php |
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/* |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2014-2016 Spomky-Labs |
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* |
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* This software may be modified and distributed under the terms |
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* of the MIT license. See the LICENSE file for details. |
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*/ |
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namespace Jose\Factory; |
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use Jose\Checker\CheckerManagerInterface; |
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use Jose\Checker\ClaimCheckerInterface; |
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use Jose\Checker\CheckerManager; |
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use Jose\Checker\HeaderCheckerInterface; |
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final class CheckerManagerFactory |
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{ |
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/** |
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* @param string[] $claims |
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* @param string[] $headers |
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* |
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* @return \Jose\Checker\CheckerManagerInterface |
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*/ |
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public static function createClaimCheckerManager(array $claims = ['exp', 'iat', 'nbf'], array $headers = ['crit']) |
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{ |
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$checker_manager = new CheckerManager(); |
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self::populateClaimCheckers($checker_manager, $claims); |
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self::populateHeaderCheckers($checker_manager, $headers); |
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return $checker_manager; |
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} |
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/** |
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* @param \Jose\Checker\CheckerManagerInterface $checker_manager |
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* @param array $claims |
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*/ |
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private static function populateClaimCheckers(CheckerManagerInterface &$checker_manager, array $claims) |
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{ |
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foreach ($claims as $key=>$value) { |
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if ($value instanceof ClaimCheckerInterface) { |
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$checker_manager->addClaimChecker($value); |
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} else { |
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if (is_string($key)) { |
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$class = self::getClaimClass($key); |
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} else { |
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$class = self::getClaimClass($value); |
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} |
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$checker_manager->addClaimChecker(new $class($value)); |
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} |
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} |
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} |
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/** |
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* @param \Jose\Checker\CheckerManagerInterface $checker_manager |
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* @param array $headers |
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*/ |
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private static function populateHeaderCheckers(CheckerManagerInterface &$checker_manager, array $headers) |
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{ |
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foreach ($headers as $key=>$value) { |
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if ($value instanceof HeaderCheckerInterface) { |
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$checker_manager->addHeaderChecker($value); |
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} else { |
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if (is_string($key)) { |
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$class = self::getHeaderClass($key); |
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} else { |
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$class = self::getHeaderClass($value); |
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} |
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$checker_manager->addHeaderChecker(new $class($value)); |
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} |
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} |
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} |
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/** |
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* @param string $claim |
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* |
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* @return bool |
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*/ |
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private static function isClaimSupported($claim) |
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{ |
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return array_key_exists($claim, self::getSupportedClaims()); |
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} |
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/** |
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* @param string $header |
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* |
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* @return bool |
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*/ |
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private static function isHeaderSupported($header) |
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{ |
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return array_key_exists($header, self::getSupportedHeaders()); |
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} |
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/** |
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* @param string $claim |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @return string |
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*/ |
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private static function getClaimClass($claim) |
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{ |
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if (true === self::isClaimSupported($claim)) { |
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return self::getSupportedClaims()[$claim]; |
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} |
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throw new \InvalidArgumentException(sprintf('Claim "%s" is not supported.', $claim)); |
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} |
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/** |
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* @param string $header |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @return string |
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*/ |
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private static function getHeaderClass($header) |
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{ |
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if (true === self::isHeaderSupported($header)) { |
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return self::getSupportedHeaders()[$header]; |
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} |
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throw new \InvalidArgumentException(sprintf('Header "%s" is not supported.', $header)); |
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} |
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/** |
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* @return array |
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*/ |
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private static function getSupportedClaims() |
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{ |
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return [ |
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'aud' => '\Jose\Checker\AudienceChecker', |
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'exp' => '\Jose\Checker\ExpirationTimeChecker', |
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'iat' => '\Jose\Checker\IssuedAtChecker', |
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'nbf' => '\Jose\Checker\NotBeforeChecker', |
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]; |
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} |
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/** |
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* @return array |
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*/ |
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private static function getSupportedHeaders() |
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{ |
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return [ |
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'crit' => '\Jose\Checker\CriticalHeaderChecker', |
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]; |
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} |
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} |
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Spomky-Labs /
jose
