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<?php |
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namespace JMS\SerializerBundle\DependencyInjection\Compiler; |
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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use Symfony\Component\DependencyInjection\Definition; |
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use Symfony\Component\DependencyInjection\Reference; |
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/** |
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* This pass allows you to easily create service maps. |
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* |
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* ```php |
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* $container->addCompilerPass(new ServiceMapPass( |
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* 'jms_serializer.visitor', |
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* 'format', |
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* function(ContainerBuilder $container, Definition $def) { |
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* $container->getDefinition('jms_serializer') |
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* ->addArgument($def); |
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* } |
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* )); |
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* ``` |
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* |
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* In the example above, we convert the visitors into a map service. |
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* |
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* @author Johannes M. Schmitt <[email protected]> |
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*/ |
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class ServiceMapPass implements CompilerPassInterface, \Serializable |
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{ |
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private $tagName; |
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private $keyAttributeName; |
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private $callable; |
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public function __construct($tagName, $keyAttributeName, $callable) |
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{ |
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$this->tagName = $tagName; |
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$this->keyAttributeName = $keyAttributeName; |
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$this->callable = $callable; |
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} |
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public function process(ContainerBuilder $container) |
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{ |
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if (!is_callable($this->callable)) { |
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throw new \RuntimeException('The callable is invalid. If you had serialized this pass, the original callable might not be available anymore.'); |
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} |
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$serviceMap = array(); |
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foreach ($container->findTaggedServiceIds($this->tagName) as $id => $tags) { |
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foreach ($tags as $tag) { |
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if (!isset($tag[$this->keyAttributeName])) { |
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throw new \RuntimeException(sprintf('The attribute "%s" must be set for service "%s" and tag "%s".', $this->keyAttributeName, $id, $this->tagName)); |
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} |
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$serviceMap[$tag[$this->keyAttributeName]] = new Reference($id); |
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} |
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} |
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$def = new Definition('PhpCollection\Map'); |
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$def->addArgument($serviceMap); |
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call_user_func($this->callable, $container, $def); |
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} |
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public function serialize() |
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{ |
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return serialize(array($this->tagName, $this->keyAttributeName)); |
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} |
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public function unserialize($str) |
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{ |
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list($this->tagName, $this->keyAttributeName) = unserialize($str); |
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} |
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} |
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schmittjoh /
JMSSerializerBundle
