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<?php |
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namespace Cmobi\RabbitmqBundle\Routing\Loader; |
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use Cmobi\RabbitmqBundle\Routing\Method; |
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use Cmobi\RabbitmqBundle\Routing\MethodCollection; |
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use Symfony\Component\Config\FileLocator; |
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use Symfony\Component\Config\Loader\FileLoader; |
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use Symfony\Component\Config\Resource\FileResource; |
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use Symfony\Component\Yaml\Exception\ParseException; |
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use Symfony\Component\Yaml\Parser as YamlParser; |
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class YamlRpcLoader extends FileLoader |
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{ |
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private static $availableKeys = array( |
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'method', 'type', 'defaults', 'resource' |
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); |
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private $yamlParser; |
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public function __construct() |
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{ |
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$locator = new FileLocator('%kernel.dir_src%/Resources'); |
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parent::__construct($locator); |
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} |
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public function load($file, $type = null) |
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{ |
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$path = $this->locator->locate($file); |
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if (!stream_is_local($path)) { |
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throw new \InvalidArgumentException(sprintf('This is not a local file "%s".', $path)); |
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} |
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if (!file_exists($path)) { |
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throw new \InvalidArgumentException(sprintf('File "%s" not found.', $path)); |
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} |
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if (null === $this->yamlParser) { |
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$this->yamlParser = new YamlParser(); |
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} |
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try { |
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$parsedConfig = $this->yamlParser->parse(file_get_contents($path)); |
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} catch (ParseException $e) { |
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throw new \InvalidArgumentException(sprintf('The file "%s" does not contain valid YAML.', $path), 0, $e); |
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} |
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$collection = new MethodCollection(); |
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$collection->addResource(new FileResource($path)); |
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// empty file |
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if (null === $parsedConfig) { |
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return $collection; |
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} |
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// not an array |
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if (!is_array($parsedConfig)) { |
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throw new \InvalidArgumentException(sprintf('The file "%s" must contain a YAML array.', $path)); |
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} |
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foreach ($parsedConfig as $name => $config) { |
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$this->validate($config, $name, $path); |
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if (isset($config['resource'])) { |
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$this->parseImport($collection, $config, $path, $file); |
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} else { |
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$this->parseRoute($collection, $name, $config); |
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} |
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} |
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return $collection; |
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} |
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protected function parseImport(MethodCollection $collection, array $config, $path, $file) |
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{ |
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$defaults = []; |
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if (isset($config['defaults'])) { |
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$defaults = $config['defaults']; |
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} |
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$type = null; |
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if (isset($config['type'])) { |
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$type = $config['type']; |
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} |
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$this->setCurrentDir(dirname($path)); |
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$subCollection = $this->import($config['resource'], $type, false, $file); |
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$subCollection->addDefaults($defaults); |
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$collection->addCollection($subCollection); |
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} |
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protected function parseRoute(MethodCollection $collection, $name, array $config) |
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{ |
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$defaults = []; |
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if (isset($config['defaults'])) { |
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$defaults = $config['defaults']; |
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} |
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$route = new Method(null, $config['method'], $defaults); |
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$collection->add($name, $route); |
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} |
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protected function validate($config, $name, $path) |
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{ |
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if (!is_array($config)) { |
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throw new \InvalidArgumentException(sprintf('The definition of "%s" in "%s" must be a YAML array.', $name, $path)); |
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} |
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if ($extraKeys = array_diff(array_keys($config), self::$availableKeys)) { |
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throw new \InvalidArgumentException(sprintf( |
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'The routing file "%s" contains unsupported keys for "%s": "%s". Expected one of: "%s".', |
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$path, $name, implode('", "', $extraKeys), implode('", "', self::$availableKeys) |
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)); |
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} |
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View Code Duplication |
if (isset($config['resource']) && isset($config['method'])) { |
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throw new \InvalidArgumentException(sprintf( |
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'The routing file "%s" must not specify both the "resource" key and the "method" key for "%s". Choose between an import and a route definition.', |
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$path, $name |
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)); |
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} |
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View Code Duplication |
if (!isset($config['resource']) && isset($config['type'])) { |
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throw new \InvalidArgumentException(sprintf( |
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'The "type" key for the route definition "%s" in "%s" is unsupported. It is only available for imports in combination with the "resource" key.', |
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$name, $path |
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)); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supports($resource, $type = null) |
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{ |
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return is_string($resource) && in_array(pathinfo($resource, PATHINFO_EXTENSION), array('yml', 'yaml'), true) && (!$type || 'yaml' === $type); |
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} |
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} |
contamobi /
CmobiRabbitmqBundle
Loading history...
If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
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