538 lines
20 KiB
PHP
538 lines
20 KiB
PHP
<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the MIT license. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Mapping;
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use ReflectionException;
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use Doctrine\ORM\ORMException;
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use Doctrine\ORM\EntityManager;
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use Doctrine\DBAL\Platforms;
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use Doctrine\ORM\Events;
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use Doctrine\Common\Persistence\Mapping\ReflectionService;
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use Doctrine\Common\Persistence\Mapping\ClassMetadata as ClassMetadataInterface;
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use Doctrine\Common\Persistence\Mapping\AbstractClassMetadataFactory;
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use Doctrine\ORM\Id\IdentityGenerator;
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use Doctrine\ORM\Event\LoadClassMetadataEventArgs;
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/**
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* The ClassMetadataFactory is used to create ClassMetadata objects that contain all the
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* metadata mapping information of a class which describes how a class should be mapped
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* to a relational database.
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*
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* @since 2.0
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* @author Benjamin Eberlei <kontakt@beberlei.de>
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* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
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* @author Jonathan Wage <jonwage@gmail.com>
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* @author Roman Borschel <roman@code-factory.org>
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*/
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class ClassMetadataFactory extends AbstractClassMetadataFactory
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{
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/**
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* @var EntityManager
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*/
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private $em;
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/**
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* @var \Doctrine\DBAL\Platforms\AbstractPlatform
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*/
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private $targetPlatform;
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/**
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* @var \Doctrine\Common\Persistence\Mapping\Driver\MappingDriver
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*/
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private $driver;
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/**
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* @var \Doctrine\Common\EventManager
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*/
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private $evm;
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/**
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* @param EntityManager $em
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*/
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public function setEntityManager(EntityManager $em)
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{
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$this->em = $em;
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}
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/**
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* {@inheritDoc}.
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*/
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protected function initialize()
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{
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$this->driver = $this->em->getConfiguration()->getMetadataDriverImpl();
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$this->targetPlatform = $this->em->getConnection()->getDatabasePlatform();
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$this->evm = $this->em->getEventManager();
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$this->initialized = true;
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}
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/**
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* {@inheritDoc}
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*/
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protected function doLoadMetadata($class, $parent, $rootEntityFound, array $nonSuperclassParents)
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{
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/* @var $class ClassMetadata */
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/* @var $parent ClassMetadata */
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if ($parent) {
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$class->setInheritanceType($parent->inheritanceType);
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$class->setDiscriminatorColumn($parent->discriminatorColumn);
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$class->setIdGeneratorType($parent->generatorType);
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$this->addInheritedFields($class, $parent);
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$this->addInheritedRelations($class, $parent);
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$class->setIdentifier($parent->identifier);
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$class->setVersioned($parent->isVersioned);
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$class->setVersionField($parent->versionField);
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$class->setDiscriminatorMap($parent->discriminatorMap);
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$class->setLifecycleCallbacks($parent->lifecycleCallbacks);
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$class->setChangeTrackingPolicy($parent->changeTrackingPolicy);
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if ($parent->isMappedSuperclass) {
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$class->setCustomRepositoryClass($parent->customRepositoryClassName);
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}
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}
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// Invoke driver
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try {
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$this->driver->loadMetadataForClass($class->getName(), $class);
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} catch (ReflectionException $e) {
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throw MappingException::reflectionFailure($class->getName(), $e);
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}
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// If this class has a parent the id generator strategy is inherited.
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// However this is only true if the hierarchy of parents contains the root entity,
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// if it consists of mapped superclasses these don't necessarily include the id field.
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if ($parent && $rootEntityFound) {
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if ($parent->isIdGeneratorSequence()) {
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$class->setSequenceGeneratorDefinition($parent->sequenceGeneratorDefinition);
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} else if ($parent->isIdGeneratorTable()) {
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$class->tableGeneratorDefinition = $parent->tableGeneratorDefinition;
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}
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if ($parent->generatorType) {
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$class->setIdGeneratorType($parent->generatorType);
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}
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if ($parent->idGenerator) {
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$class->setIdGenerator($parent->idGenerator);
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}
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} else {
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$this->completeIdGeneratorMapping($class);
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}
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if ($parent && $parent->isInheritanceTypeSingleTable()) {
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$class->setPrimaryTable($parent->table);
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}
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if ($parent && $parent->containsForeignIdentifier) {
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$class->containsForeignIdentifier = true;
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}
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if ($parent && !empty($parent->namedQueries)) {
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$this->addInheritedNamedQueries($class, $parent);
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}
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if ($parent && !empty($parent->namedNativeQueries)) {
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$this->addInheritedNamedNativeQueries($class, $parent);
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}
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if ($parent && !empty($parent->sqlResultSetMappings)) {
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$this->addInheritedSqlResultSetMappings($class, $parent);
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}
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$class->setParentClasses($nonSuperclassParents);
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if ( $class->isRootEntity() && ! $class->isInheritanceTypeNone() && ! $class->discriminatorMap) {
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$this->addDefaultDiscriminatorMap($class);
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}
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if ($this->evm->hasListeners(Events::loadClassMetadata)) {
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$eventArgs = new LoadClassMetadataEventArgs($class, $this->em);
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$this->evm->dispatchEvent(Events::loadClassMetadata, $eventArgs);
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}
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$this->wakeupReflection($class, $this->getReflectionService());
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$this->validateRuntimeMetadata($class, $parent);
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}
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/**
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* Validate runtime metadata is correctly defined.
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*
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* @param ClassMetadata $class
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* @param $parent
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* @throws MappingException
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*/
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protected function validateRuntimeMetadata($class, $parent)
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{
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if ( ! $class->reflClass ) {
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// only validate if there is a reflection class instance
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return;
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}
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$class->validateIdentifier();
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$class->validateAssocations();
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$class->validateLifecycleCallbacks($this->getReflectionService());
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// verify inheritance
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if ( ! $class->isMappedSuperclass && !$class->isInheritanceTypeNone()) {
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if ( ! $parent) {
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if (count($class->discriminatorMap) == 0) {
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throw MappingException::missingDiscriminatorMap($class->name);
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}
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if ( ! $class->discriminatorColumn) {
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throw MappingException::missingDiscriminatorColumn($class->name);
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}
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} else if ($parent && !$class->reflClass->isAbstract() && !in_array($class->name, array_values($class->discriminatorMap))) {
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// enforce discriminator map for all entities of an inheritance hierarchy, otherwise problems will occur.
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throw MappingException::mappedClassNotPartOfDiscriminatorMap($class->name, $class->rootEntityName);
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}
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} else if ($class->isMappedSuperclass && $class->name == $class->rootEntityName && (count($class->discriminatorMap) || $class->discriminatorColumn)) {
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// second condition is necessary for mapped superclasses in the middle of an inheritance hierarchy
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throw MappingException::noInheritanceOnMappedSuperClass($class->name);
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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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protected function newClassMetadataInstance($className)
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{
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return new ClassMetadata($className, $this->em->getConfiguration()->getNamingStrategy());
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}
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/**
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* Adds a default discriminator map if no one is given
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*
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* If an entity is of any inheritance type and does not contain a
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* discriminator map, then the map is generated automatically. This process
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* is expensive computation wise.
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*
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* The automatically generated discriminator map contains the lowercase short name of
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* each class as key.
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*
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* @param \Doctrine\ORM\Mapping\ClassMetadata $class
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* @throws MappingException
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*/
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private function addDefaultDiscriminatorMap(ClassMetadata $class)
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{
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$allClasses = $this->driver->getAllClassNames();
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$fqcn = $class->getName();
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$map = array($this->getShortName($class->name) => $fqcn);
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$duplicates = array();
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foreach ($allClasses as $subClassCandidate) {
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if (is_subclass_of($subClassCandidate, $fqcn)) {
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$shortName = $this->getShortName($subClassCandidate);
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if (isset($map[$shortName])) {
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$duplicates[] = $shortName;
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}
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$map[$shortName] = $subClassCandidate;
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}
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}
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if ($duplicates) {
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throw MappingException::duplicateDiscriminatorEntry($class->name, $duplicates, $map);
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}
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$class->setDiscriminatorMap($map);
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}
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/**
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* Get the lower-case short name of a class.
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*
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* @param string $className
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* @return string
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*/
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private function getShortName($className)
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{
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if (strpos($className, "\\") === false) {
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return strtolower($className);
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}
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$parts = explode("\\", $className);
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return strtolower(end($parts));
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}
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/**
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* Adds inherited fields to the subclass mapping.
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*
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* @param \Doctrine\ORM\Mapping\ClassMetadata $subClass
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* @param \Doctrine\ORM\Mapping\ClassMetadata $parentClass
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*/
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private function addInheritedFields(ClassMetadata $subClass, ClassMetadata $parentClass)
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{
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foreach ($parentClass->fieldMappings as $mapping) {
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if ( ! isset($mapping['inherited']) && ! $parentClass->isMappedSuperclass) {
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$mapping['inherited'] = $parentClass->name;
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}
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if ( ! isset($mapping['declared'])) {
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$mapping['declared'] = $parentClass->name;
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}
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$subClass->addInheritedFieldMapping($mapping);
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}
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foreach ($parentClass->reflFields as $name => $field) {
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$subClass->reflFields[$name] = $field;
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}
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}
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/**
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* Adds inherited association mappings to the subclass mapping.
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*
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* @param \Doctrine\ORM\Mapping\ClassMetadata $subClass
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* @param \Doctrine\ORM\Mapping\ClassMetadata $parentClass
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* @throws MappingException
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*/
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private function addInheritedRelations(ClassMetadata $subClass, ClassMetadata $parentClass)
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{
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foreach ($parentClass->associationMappings as $field => $mapping) {
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if ($parentClass->isMappedSuperclass) {
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if ($mapping['type'] & ClassMetadata::TO_MANY && !$mapping['isOwningSide']) {
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throw MappingException::illegalToManyAssocationOnMappedSuperclass($parentClass->name, $field);
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}
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$mapping['sourceEntity'] = $subClass->name;
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}
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//$subclassMapping = $mapping;
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if ( ! isset($mapping['inherited']) && ! $parentClass->isMappedSuperclass) {
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$mapping['inherited'] = $parentClass->name;
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}
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if ( ! isset($mapping['declared'])) {
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$mapping['declared'] = $parentClass->name;
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}
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$subClass->addInheritedAssociationMapping($mapping);
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}
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}
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/**
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* Adds inherited named queries to the subclass mapping.
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*
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* @since 2.2
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* @param \Doctrine\ORM\Mapping\ClassMetadata $subClass
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* @param \Doctrine\ORM\Mapping\ClassMetadata $parentClass
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*/
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private function addInheritedNamedQueries(ClassMetadata $subClass, ClassMetadata $parentClass)
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{
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foreach ($parentClass->namedQueries as $name => $query) {
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if ( ! isset ($subClass->namedQueries[$name])) {
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$subClass->addNamedQuery(array(
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'name' => $query['name'],
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'query' => $query['query']
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));
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}
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}
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}
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/**
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* Adds inherited named native queries to the subclass mapping.
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*
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* @since 2.3
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* @param \Doctrine\ORM\Mapping\ClassMetadata $subClass
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* @param \Doctrine\ORM\Mapping\ClassMetadata $parentClass
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*/
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private function addInheritedNamedNativeQueries(ClassMetadata $subClass, ClassMetadata $parentClass)
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{
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foreach ($parentClass->namedNativeQueries as $name => $query) {
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if ( ! isset ($subClass->namedNativeQueries[$name])) {
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$subClass->addNamedNativeQuery(array(
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'name' => $query['name'],
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'query' => $query['query'],
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'isSelfClass' => $query['isSelfClass'],
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'resultSetMapping' => $query['resultSetMapping'],
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'resultClass' => $query['isSelfClass'] ? $subClass->name : $query['resultClass'],
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));
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}
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}
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}
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/**
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* Adds inherited sql result set mappings to the subclass mapping.
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*
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* @since 2.3
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* @param \Doctrine\ORM\Mapping\ClassMetadata $subClass
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* @param \Doctrine\ORM\Mapping\ClassMetadata $parentClass
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*/
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private function addInheritedSqlResultSetMappings(ClassMetadata $subClass, ClassMetadata $parentClass)
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{
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foreach ($parentClass->sqlResultSetMappings as $name => $mapping) {
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if ( ! isset ($subClass->sqlResultSetMappings[$name])) {
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$entities = array();
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foreach ($mapping['entities'] as $entity) {
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$entities[] = array(
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'fields' => $entity['fields'],
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'isSelfClass' => $entity['isSelfClass'],
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'discriminatorColumn' => $entity['discriminatorColumn'],
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'entityClass' => $entity['isSelfClass'] ? $subClass->name : $entity['entityClass'],
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);
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}
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$subClass->addSqlResultSetMapping(array(
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'name' => $mapping['name'],
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'columns' => $mapping['columns'],
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'entities' => $entities,
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));
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}
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}
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}
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/**
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* Completes the ID generator mapping. If "auto" is specified we choose the generator
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* most appropriate for the targeted database platform.
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*
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* @param ClassMetadataInfo $class
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* @throws ORMException
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*/
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private function completeIdGeneratorMapping(ClassMetadataInfo $class)
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{
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$idGenType = $class->generatorType;
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if ($idGenType == ClassMetadata::GENERATOR_TYPE_AUTO) {
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if ($this->targetPlatform->prefersSequences()) {
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$class->setIdGeneratorType(ClassMetadata::GENERATOR_TYPE_SEQUENCE);
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} else if ($this->targetPlatform->prefersIdentityColumns()) {
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$class->setIdGeneratorType(ClassMetadata::GENERATOR_TYPE_IDENTITY);
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} else {
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$class->setIdGeneratorType(ClassMetadata::GENERATOR_TYPE_TABLE);
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}
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}
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// Create & assign an appropriate ID generator instance
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switch ($class->generatorType) {
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case ClassMetadata::GENERATOR_TYPE_IDENTITY:
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// For PostgreSQL IDENTITY (SERIAL) we need a sequence name. It defaults to
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// <table>_<column>_seq in PostgreSQL for SERIAL columns.
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// Not pretty but necessary and the simplest solution that currently works.
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$sequenceName = null;
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if ($this->targetPlatform instanceof Platforms\PostgreSQLPlatform) {
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$fieldName = $class->getSingleIdentifierFieldName();
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$columnName = $class->getSingleIdentifierColumnName();
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$quoted = isset($class->fieldMappings[$fieldName]['quoted']) || isset($class->table['quoted']);
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$sequenceName = $class->getTableName() . '_' . $columnName . '_seq';
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$definition = array(
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'sequenceName' => $this->targetPlatform->fixSchemaElementName($sequenceName)
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);
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if ($quoted) {
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$definition['quoted'] = true;
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}
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$sequenceName = $this->em->getConfiguration()->getQuoteStrategy()->getSequenceName($definition, $class, $this->targetPlatform);
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}
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$class->setIdGenerator(new \Doctrine\ORM\Id\IdentityGenerator($sequenceName));
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break;
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case ClassMetadata::GENERATOR_TYPE_SEQUENCE:
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// If there is no sequence definition yet, create a default definition
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$definition = $class->sequenceGeneratorDefinition;
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if ( ! $definition) {
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$fieldName = $class->getSingleIdentifierFieldName();
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$columnName = $class->getSingleIdentifierColumnName();
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$quoted = isset($class->fieldMappings[$fieldName]['quoted']) || isset($class->table['quoted']);
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$sequenceName = $class->getTableName() . '_' . $columnName . '_seq';
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$definition = array(
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'sequenceName' => $this->targetPlatform->fixSchemaElementName($sequenceName),
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'allocationSize' => 1,
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'initialValue' => 1,
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);
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if ($quoted) {
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$definition['quoted'] = true;
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}
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$class->setSequenceGeneratorDefinition($definition);
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}
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$sequenceGenerator = new \Doctrine\ORM\Id\SequenceGenerator(
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$this->em->getConfiguration()->getQuoteStrategy()->getSequenceName($definition, $class, $this->targetPlatform),
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$definition['allocationSize']
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);
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$class->setIdGenerator($sequenceGenerator);
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break;
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case ClassMetadata::GENERATOR_TYPE_NONE:
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$class->setIdGenerator(new \Doctrine\ORM\Id\AssignedGenerator());
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break;
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case ClassMetadata::GENERATOR_TYPE_UUID:
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$class->setIdGenerator(new \Doctrine\ORM\Id\UuidGenerator());
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break;
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case ClassMetadata::GENERATOR_TYPE_TABLE:
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throw new ORMException("TableGenerator not yet implemented.");
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break;
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case ClassMetadata::GENERATOR_TYPE_CUSTOM:
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$definition = $class->customGeneratorDefinition;
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if ( ! class_exists($definition['class'])) {
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throw new ORMException("Can't instantiate custom generator : " .
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$definition['class']);
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}
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$class->setIdGenerator(new $definition['class']);
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break;
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default:
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throw new ORMException("Unknown generator type: " . $class->generatorType);
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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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protected function wakeupReflection(ClassMetadataInterface $class, ReflectionService $reflService)
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{
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/* @var $class ClassMetadata */
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$class->wakeupReflection($reflService);
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}
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/**
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* {@inheritDoc}
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*/
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protected function initializeReflection(ClassMetadataInterface $class, ReflectionService $reflService)
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{
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/* @var $class ClassMetadata */
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$class->initializeReflection($reflService);
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}
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|
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/**
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* {@inheritDoc}
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*/
|
|
protected function getFqcnFromAlias($namespaceAlias, $simpleClassName)
|
|
{
|
|
return $this->em->getConfiguration()->getEntityNamespace($namespaceAlias) . '\\' . $simpleClassName;
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
protected function getDriver()
|
|
{
|
|
return $this->driver;
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
protected function isEntity(ClassMetadataInterface $class)
|
|
{
|
|
return isset($class->isMappedSuperclass) && $class->isMappedSuperclass === false;
|
|
}
|
|
}
|