X-Git-Url: http://git.inspyration.org/?a=blobdiff_plain;f=vendor%2Fdoctrine%2Fcommon%2Flib%2FDoctrine%2FCommon%2FPersistence%2FMapping%2FAbstractClassMetadataFactory.php;fp=vendor%2Fdoctrine%2Fcommon%2Flib%2FDoctrine%2FCommon%2FPersistence%2FMapping%2FAbstractClassMetadataFactory.php;h=1ace1ccb60ffa0e46fbe652a36a2f9666e823a16;hb=8b04b2d11798dee4f3e1358e4f43e97a6df851f6;hp=0000000000000000000000000000000000000000;hpb=73568cf05a785a45f94ca3f2351d9e07bf917958;p=zf2.biz%2Fapplication_blanche.git diff --git a/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Mapping/AbstractClassMetadataFactory.php b/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Mapping/AbstractClassMetadataFactory.php new file mode 100644 index 0000000..1ace1cc --- /dev/null +++ b/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Mapping/AbstractClassMetadataFactory.php @@ -0,0 +1,383 @@ +. + */ + +namespace Doctrine\Common\Persistence\Mapping; + +use Doctrine\Common\Cache\Cache, + Doctrine\Common\Util\ClassUtils; + +/** + * The ClassMetadataFactory is used to create ClassMetadata objects that contain all the + * metadata mapping informations of a class which describes how a class should be mapped + * to a relational database. + * + * This class was abstracted from the ORM ClassMetadataFactory + * + * @since 2.2 + * @author Benjamin Eberlei + * @author Guilherme Blanco + * @author Jonathan Wage + * @author Roman Borschel + */ +abstract class AbstractClassMetadataFactory implements ClassMetadataFactory +{ + /** + * Salt used by specific Object Manager implementation. + * + * @var string + */ + protected $cacheSalt = "\$CLASSMETADATA"; + + /** + * @var \Doctrine\Common\Cache\Cache + */ + private $cacheDriver; + + /** + * @var array + */ + private $loadedMetadata = array(); + + /** + * @var bool + */ + protected $initialized = false; + + /** + * @var ReflectionService + */ + private $reflectionService; + + /** + * Sets the cache driver used by the factory to cache ClassMetadata instances. + * + * @param Doctrine\Common\Cache\Cache $cacheDriver + */ + public function setCacheDriver(Cache $cacheDriver = null) + { + $this->cacheDriver = $cacheDriver; + } + + /** + * Gets the cache driver used by the factory to cache ClassMetadata instances. + * + * @return Doctrine\Common\Cache\Cache + */ + public function getCacheDriver() + { + return $this->cacheDriver; + } + + /** + * Return an array of all the loaded metadata currently in memory. + * + * @return array + */ + public function getLoadedMetadata() + { + return $this->loadedMetadata; + } + + /** + * Forces the factory to load the metadata of all classes known to the underlying + * mapping driver. + * + * @return array The ClassMetadata instances of all mapped classes. + */ + public function getAllMetadata() + { + if ( ! $this->initialized) { + $this->initialize(); + } + + $driver = $this->getDriver(); + $metadata = array(); + foreach ($driver->getAllClassNames() as $className) { + $metadata[] = $this->getMetadataFor($className); + } + + return $metadata; + } + + /** + * Lazy initialization of this stuff, especially the metadata driver, + * since these are not needed at all when a metadata cache is active. + * + * @return void + */ + abstract protected function initialize(); + + /** + * Get the fully qualified class-name from the namespace alias. + * + * @param string $namespaceAlias + * @param string $simpleClassName + * @return string + */ + abstract protected function getFqcnFromAlias($namespaceAlias, $simpleClassName); + + /** + * Return the mapping driver implementation. + * + * @return \Doctrine\Common\Persistence\Mapping\Driver\MappingDriver + */ + abstract protected function getDriver(); + + /** + * Wakeup reflection after ClassMetadata gets unserialized from cache. + * + * @param ClassMetadata $class + * @param ReflectionService $reflService + * @return void + */ + abstract protected function wakeupReflection(ClassMetadata $class, ReflectionService $reflService); + + /** + * Initialize Reflection after ClassMetadata was constructed. + * + * @param ClassMetadata $class + * @param ReflectionService $reflService + * @return void + */ + abstract protected function initializeReflection(ClassMetadata $class, ReflectionService $reflService); + + /** + * Checks whether the class metadata is an entity. + * + * This method should false for mapped superclasses or + * embedded classes. + * + * @param ClassMetadata $class + * @return boolean + */ + abstract protected function isEntity(ClassMetadata $class); + + /** + * Gets the class metadata descriptor for a class. + * + * @param string $className The name of the class. + * @return \Doctrine\Common\Persistence\Mapping\ClassMetadata + */ + public function getMetadataFor($className) + { + if (isset($this->loadedMetadata[$className])) { + return $this->loadedMetadata[$className]; + } + + $realClassName = $className; + + // Check for namespace alias + if (strpos($className, ':') !== false) { + list($namespaceAlias, $simpleClassName) = explode(':', $className); + $realClassName = $this->getFqcnFromAlias($namespaceAlias, $simpleClassName); + } else { + $realClassName = ClassUtils::getRealClass($realClassName); + } + + if (isset($this->loadedMetadata[$realClassName])) { + // We do not have the alias name in the map, include it + $this->loadedMetadata[$className] = $this->loadedMetadata[$realClassName]; + + return $this->loadedMetadata[$realClassName]; + } + + if ($this->cacheDriver) { + if (($cached = $this->cacheDriver->fetch($realClassName . $this->cacheSalt)) !== false) { + $this->loadedMetadata[$realClassName] = $cached; + $this->wakeupReflection($cached, $this->getReflectionService()); + } else { + foreach ($this->loadMetadata($realClassName) as $loadedClassName) { + $this->cacheDriver->save( + $loadedClassName . $this->cacheSalt, $this->loadedMetadata[$loadedClassName], null + ); + } + } + } else { + $this->loadMetadata($realClassName); + } + + if ($className != $realClassName) { + // We do not have the alias name in the map, include it + $this->loadedMetadata[$className] = $this->loadedMetadata[$realClassName]; + } + + return $this->loadedMetadata[$className]; + } + + /** + * Checks whether the factory has the metadata for a class loaded already. + * + * @param string $className + * @return boolean TRUE if the metadata of the class in question is already loaded, FALSE otherwise. + */ + public function hasMetadataFor($className) + { + return isset($this->loadedMetadata[$className]); + } + + /** + * Sets the metadata descriptor for a specific class. + * + * NOTE: This is only useful in very special cases, like when generating proxy classes. + * + * @param string $className + * @param ClassMetadata $class + */ + public function setMetadataFor($className, $class) + { + $this->loadedMetadata[$className] = $class; + } + + /** + * Get array of parent classes for the given entity class + * + * @param string $name + * @return array $parentClasses + */ + protected function getParentClasses($name) + { + // Collect parent classes, ignoring transient (not-mapped) classes. + $parentClasses = array(); + foreach (array_reverse($this->getReflectionService()->getParentClasses($name)) as $parentClass) { + if ( ! $this->getDriver()->isTransient($parentClass)) { + $parentClasses[] = $parentClass; + } + } + return $parentClasses; + } + + /** + * Loads the metadata of the class in question and all it's ancestors whose metadata + * is still not loaded. + * + * @param string $name The name of the class for which the metadata should get loaded. + * + * @return array + */ + protected function loadMetadata($name) + { + if ( ! $this->initialized) { + $this->initialize(); + } + + $loaded = array(); + + $parentClasses = $this->getParentClasses($name); + $parentClasses[] = $name; + + // Move down the hierarchy of parent classes, starting from the topmost class + $parent = null; + $rootEntityFound = false; + $visited = array(); + $reflService = $this->getReflectionService(); + foreach ($parentClasses as $className) { + if (isset($this->loadedMetadata[$className])) { + $parent = $this->loadedMetadata[$className]; + if ($this->isEntity($parent)) { + $rootEntityFound = true; + array_unshift($visited, $className); + } + continue; + } + + $class = $this->newClassMetadataInstance($className); + $this->initializeReflection($class, $reflService); + + $this->doLoadMetadata($class, $parent, $rootEntityFound, $visited); + + $this->loadedMetadata[$className] = $class; + + $parent = $class; + + if ($this->isEntity($class)) { + $rootEntityFound = true; + array_unshift($visited, $className); + } + + $this->wakeupReflection($class, $reflService); + + $loaded[] = $className; + } + + return $loaded; + } + + /** + * Actually load the metadata from the underlying metadata + * + * @param ClassMetadata $class + * @param ClassMetadata|null $parent + * @param bool $rootEntityFound + * @param array $nonSuperclassParents classnames all parent classes that are not marked as mapped superclasses + * @return void + */ + abstract protected function doLoadMetadata($class, $parent, $rootEntityFound, array $nonSuperclassParents); + + /** + * Creates a new ClassMetadata instance for the given class name. + * + * @param string $className + * @return ClassMetadata + */ + abstract protected function newClassMetadataInstance($className); + + /** + * Check if this class is mapped by this Object Manager + ClassMetadata configuration + * + * @param $class + * @return bool + */ + public function isTransient($class) + { + if ( ! $this->initialized) { + $this->initialize(); + } + + // Check for namespace alias + if (strpos($class, ':') !== false) { + list($namespaceAlias, $simpleClassName) = explode(':', $class); + $class = $this->getFqcnFromAlias($namespaceAlias, $simpleClassName); + } + + return $this->getDriver()->isTransient($class); + } + + /** + * Set reflectionService. + * + * @param ReflectionService $reflectionService + */ + public function setReflectionService(ReflectionService $reflectionService) + { + $this->reflectionService = $reflectionService; + } + + /** + * Get the reflection service associated with this metadata factory. + * + * @return ReflectionService + */ + public function getReflectionService() + { + if ($this->reflectionService === null) { + $this->reflectionService = new RuntimeReflectionService(); + } + return $this->reflectionService; + } +}