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<?php |
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namespace Novaway\Component\OpenGraph\Metadata\Driver; |
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use Novaway\Component\OpenGraph\Annotation\NamespaceNode; |
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use Novaway\Component\OpenGraph\Annotation\Node; |
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use Novaway\Component\OpenGraph\Metadata\ClassMetadata; |
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use Metadata\Driver\AbstractFileDriver; |
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use Novaway\Component\OpenGraph\Metadata\MethodMetadata; |
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use Novaway\Component\OpenGraph\Metadata\PropertyMetadata; |
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use Symfony\Component\Yaml\Yaml; |
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class YamlDriver extends AbstractFileDriver |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function loadMetadataFromFile(\ReflectionClass $class, $file) |
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{ |
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$name = $class->name; |
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$config = Yaml::parse(file_get_contents($file)); |
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if (!isset($config[$name])) { |
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throw new \RuntimeException(sprintf('Expected metadata for class %s to be defined in %s.', $class->name, $file)); |
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} |
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$config = $config[$name]; |
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$classMetadata = new ClassMetadata($name); |
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$this->parseNamespaces($classMetadata, $config); |
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$this->parseNodes($class, $classMetadata, $config); |
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return $classMetadata; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getExtension() |
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{ |
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return 'yml'; |
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} |
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/** |
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* Parse namespaces configuration |
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* |
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* @param ClassMetadata $metadata |
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* @param mixed $config |
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*/ |
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protected function parseNamespaces(ClassMetadata $metadata, $config) |
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{ |
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if (!isset($config['namespaces'])) { |
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return; |
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} |
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if (!is_array($config)) { |
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throw new \RuntimeException(sprintf('Invalid YAML configuration for "%s" : "namespaces" property need to be an array.', $metadata->name)); |
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} |
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foreach ($config['namespaces'] as $prefix => $uri) { |
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$metadata->addGraphNamespace(new NamespaceNode([ |
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'prefix' => $prefix, |
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'uri' => $uri, |
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])); |
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} |
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} |
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/** |
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* Parse OpenGraph node properties |
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* |
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* @param \ReflectionClass $class |
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* @param ClassMetadata $metadata |
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* @param mixed $config |
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*/ |
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protected function parseNodes(\ReflectionClass $class, ClassMetadata $metadata, $config) |
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{ |
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if (!isset($config['nodes'])) { |
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return; |
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} |
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if (!is_array($config)) { |
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throw new \RuntimeException(sprintf('Invalid YAML configuration for "%s" : "properties" property need to be an array.', $metadata->name)); |
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} |
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foreach ($config['nodes'] as $property => $nodeProperties) { |
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foreach ($nodeProperties as $nodeProperty) { |
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if (!isset($nodeProperty['namespace']) || !isset($nodeProperty['tag'])) { |
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throw new \RuntimeException(sprintf('Invalid YAML configuration for "%s" : "namespace" and "tag" are required.', $metadata->name)); |
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} |
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$node = new Node([ |
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'namespace' => $nodeProperty['namespace'], |
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'tag' => $nodeProperty['tag'], |
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]); |
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if ($class->hasProperty($property)) { |
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$metadata->addGraphMetadata($node, new PropertyMetadata($class->name, $property)); |
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} |
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if ($class->hasMethod($property)) { |
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$metadata->addGraphMetadata($node, new MethodMetadata($class->name, $property)); |
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} |
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} |
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} |
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} |
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} |
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novaway /
open-graph
