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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 SpomkyLabs\JoseBundle\DependencyInjection\Source; |
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use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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final class EasyJWTLoaderSource implements SourceInterface |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getName() |
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{ |
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return 'easy_jwt_loader'; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function createService($name, array $config, ContainerBuilder $container) |
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{ |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getNodeDefinition(ArrayNodeDefinition $node) |
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{ |
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$node |
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->children() |
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->arrayNode('easy_jwt_loader') |
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->useAttributeAsKey('name') |
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->prototype('array') |
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->children() |
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->arrayNode('signature_algorithms') |
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->useAttributeAsKey('name') |
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->isRequired() |
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->cannotBeEmpty() |
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->prototype('scalar')->end() |
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->end() |
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->arrayNode('key_encryption_algorithms') |
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->useAttributeAsKey('name') |
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->defaultValue([]) |
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->prototype('scalar')->end() |
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->end() |
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->arrayNode('content_encryption_algorithms') |
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->useAttributeAsKey('name') |
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->defaultValue([]) |
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->prototype('scalar')->end() |
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->end() |
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->arrayNode('compression_methods') |
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->useAttributeAsKey('name') |
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->defaultValue(['DEF']) |
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->prototype('scalar')->end() |
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->end() |
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->arrayNode('claim_checkers') |
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->useAttributeAsKey('name') |
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->defaultValue([]) |
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->prototype('scalar')->end() |
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->end() |
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->arrayNode('header_checkers') |
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->useAttributeAsKey('name') |
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->defaultValue([]) |
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->prototype('scalar')->end() |
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->end() |
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->scalarNode('logger')->defaultNull()->end() |
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->end() |
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->end() |
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->end() |
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->end(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function prepend(ContainerBuilder $container, array $config) |
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{ |
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if (false === array_key_exists($this->getName(), $config)) { |
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return; |
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} |
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foreach ($config[$this->getName()] as $id => $section) { |
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$config = $this->createServiceConfiguration($config, $id, $section); |
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} |
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return $config; |
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} |
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/** |
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* @param array $config |
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* @param string $id |
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* @param array $section |
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* |
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* @return array |
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*/ |
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private function createServiceConfiguration(array $config, $id, array $section) |
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{ |
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$config = $this->createVerifierServiceConfiguration($config, $id, $section); |
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$config = $this->createDecrypterServiceConfiguration($config, $id, $section); |
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$config = $this->createJWTLoaderServiceConfiguration($config, $id, $section); |
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$config = $this->createCheckerServiceConfiguration($config, $id, $section); |
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return $config; |
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} |
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/** |
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* @param array $config |
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* @param string $id |
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* @param array $section |
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* |
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* @return array |
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*/ |
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private function createVerifierServiceConfiguration(array $config, $id, array $section) |
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{ |
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$config['verifiers'] = array_merge( |
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array_key_exists('verifiers', $config) ? $config['verifiers'] : [], |
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[$id => [ |
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'algorithms' => $section['signature_algorithms'], |
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'logger' => array_key_exists('logger', $section) ? $section['logger'] : null, |
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]] |
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); |
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return $config; |
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} |
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/** |
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* @param array $config |
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* @param string $id |
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* @param array $section |
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* |
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* @return array |
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*/ |
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private function createDecrypterServiceConfiguration(array $config, $id, array $section) |
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{ |
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if (false === $this->isEncryptionSupportEnabled($section)) { |
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return $config; |
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} |
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$config['decrypters'] = array_merge( |
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array_key_exists('decrypters', $config) ? $config['decrypters'] : [], |
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[$id => [ |
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'key_encryption_algorithms' => $section['key_encryption_algorithms'], |
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'content_encryption_algorithms' => $section['content_encryption_algorithms'], |
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'compression_methods' => $section['compression_methods'], |
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'logger' => array_key_exists('logger', $section) ? $section['logger'] : null, |
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]] |
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); |
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return $config; |
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} |
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/** |
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* @param array $config |
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* @param string $id |
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* @param array $section |
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* |
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* @return array |
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*/ |
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private function createCheckerServiceConfiguration(array $config, $id, array $section) |
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{ |
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$config['checkers'] = array_merge( |
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array_key_exists('checkers', $config) ? $config['checkers'] : [], |
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[$id => [ |
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'claims' => $section['claim_checkers'], |
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'headers' => $section['header_checkers'], |
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]] |
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); |
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return $config; |
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} |
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/** |
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* @param array $config |
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* @param string $id |
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* @param array $section |
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* |
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* @return array |
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*/ |
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private function createJWTLoaderServiceConfiguration(array $config, $id, array $section) |
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{ |
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$service = [ |
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'verifier' => sprintf('jose.verifier.%s', $id), |
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'checker' => sprintf('jose.checker.%s', $id), |
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]; |
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if (true === $this->isEncryptionSupportEnabled($section)) { |
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$service['decrypter'] = sprintf('jose.decrypter.%s', $id); |
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} |
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$config['jwt_loaders'] = array_merge( |
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array_key_exists('jwt_loaders', $config) ? $config['jwt_loaders'] : [], |
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[$id => $service] |
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); |
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return $config; |
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} |
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/** |
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* @param array $section |
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* |
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* @return bool |
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*/ |
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private function isEncryptionSupportEnabled(array $section) |
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{ |
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if (true === empty($section['key_encryption_algorithms']) && true === empty($section['content_encryption_algorithms'])) { |
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return false; |
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} |
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if (true === empty($section['key_encryption_algorithms']) || true === empty($section['content_encryption_algorithms'])) { |
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throw new \LogicException('Both key encryption algorithms and content encryption algorithms must be set to enable the encryption support.'); |
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} |
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return true; |
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} |
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} |
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Spomky-Labs /
jose-bundle
