PHP ClassMetadata::mapManyToOne方法代码示例

 /**
  * {@inheritDoc}
  */
 public function mapTranslation(ClassMetadata $meta, $translatableClassName)
 {
     $rc = $meta->getReflectionClass();
     if (!$rc->hasProperty('object') || $meta->hasAssociation('object') || !$rc->isSubclassOf($this->personalTranslation)) {
         return;
     }
     $namingStrategy = $this->getObjectManager()->getConfiguration()->getNamingStrategy();
     $meta->mapManyToOne(['targetEntity' => $translatableClassName, 'fieldName' => 'object', 'inversedBy' => 'translations', 'isOwningSide' => true, 'joinColumns' => [['name' => $namingStrategy->joinColumnName('object'), 'referencedColumnName' => $namingStrategy->referenceColumnName(), 'onDelete' => 'CASCADE', 'onUpdate' => 'CASCADE']]]);
 }

 public function testLoadClassMetadata()
 {
     $this->loadClassMetadataEvent->getClassMetadata()->willReturn($this->classMetadata->reveal());
     $this->classMetadata->getReflectionClass()->willReturn($this->refl->reveal());
     $this->refl->implementsInterface('Sulu\\Component\\Persistence\\Model\\UserBlameInterface')->willReturn(true);
     $this->classMetadata->hasAssociation('creator')->shouldBeCalled();
     $this->classMetadata->hasAssociation('changer')->shouldBeCalled();
     $this->classMetadata->mapManyToOne(Argument::any())->shouldBeCalled();
     $this->subscriber->loadClassMetadata($this->loadClassMetadataEvent->reveal());
 }

 private function mapManyToMany(ClassMetadata $metadata)
 {
     foreach ($this->variables as $variable => $class) {
         if ($class['variant']['model'] !== $metadata->getName()) {
             continue;
         }
         $metadata->mapManyToOne(array('fieldName' => 'object', 'targetEntity' => $class['variable'], 'inversedBy' => 'variants', 'joinColumns' => array(array('name' => $variable . '_id', 'referencedColumnName' => 'id', 'nullable' => false, 'onDelete' => 'CASCADE'))));
         $metadata->mapManyToMany(array('fieldName' => 'options', 'type' => ClassMetadataInfo::MANY_TO_MANY, 'targetEntity' => $class['option_value']['model'], 'joinTable' => array('name' => sprintf('sylius_%s_variant_option_value', $variable), 'joinColumns' => array(array('name' => 'variant_id', 'referencedColumnName' => 'id', 'unique' => false, 'nullable' => false, 'onDelete' => 'CASCADE')), 'inverseJoinColumns' => array(array('name' => 'option_value_id', 'referencedColumnName' => 'id', 'unique' => false, 'nullable' => false, 'onDelete' => 'CASCADE')))));
     }
 }

 /**
  * {@inheritDoc}
  */
 public function mapHierarchy(ClassMetadata $meta)
 {
     if ($meta->isMappedSuperclass || !$meta->isRootEntity()) {
         return;
     }
     $rc = $meta->getReflectionClass();
     if ($rc->hasProperty('parent') && !$meta->hasAssociation('parent')) {
         $meta->mapManyToOne(['targetEntity' => $meta->getName(), 'fieldName' => 'parent', 'inversedBy' => 'children', 'cascade' => ['persist']]);
     }
     if ($rc->hasProperty('children') && !$meta->hasAssociation('children')) {
         $meta->mapOneToMany(['targetEntity' => $meta->getName(), 'fieldName' => 'children', 'mappedBy' => 'parent', 'cascade' => ['persist', 'remove'], 'fetch' => 'EXTRA_LAZY']);
     }
 }

 /**
  * Loads the metadata for the specified class into the provided container.
  *
  * @param string        $className
  * @param ClassMetadata $metadata
  *
  * @return void
  */
 public function loadMetadataForClass($className, ClassMetadata $metadata)
 {
     $originClassName = $className;
     $originMetadata = $this->em->getClassMetadata('Opifer\\ContentBundle\\Entity\\ListBlock');
     //
     //        $metadata->name = self::REVISION_ENTITY; //. '' . str_replace('\\', '', $class->name);
     //        $class->rootEntityName = $class->name;
     //        $class->namespace = 'Opifer\\Revisions\\Entity';
     //
     //        $class->discriminatorMap = null;
     //        $class->discriminatorColumn = null;
     $metadata->setPrimaryTable(['name' => $originMetadata->getTableName() . '_revisions']);
     foreach ($originMetadata->fieldMappings as $key => $fieldMapping) {
         $fieldMapping['inherited'] = self::REVISION_ENTITY;
         $fieldMapping['declared'] = self::REVISION_ENTITY;
         if ($this->annotationReader->isPropertyRevised($originClassName, $fieldMapping['fieldName'])) {
             $metadata->mapField($fieldMapping);
         }
     }
     foreach ($originMetadata->associationMappings as $key => $associationMapping) {
         $associationMapping['inherited'] = self::REVISION_ENTITY;
         $associationMapping['declared'] = self::REVISION_ENTITY;
         if ($this->annotationReader->isPropertyRevised($originClassName, $associationMapping['fieldName'])) {
             if ($associationMapping['type'] == ClassMetadataInfo::ONE_TO_ONE) {
                 $metadata->mapOneToOne($associationMapping);
             } else {
                 if ($associationMapping['type'] == ClassMetadataInfo::MANY_TO_ONE) {
                     $metadata->mapManyToOne($associationMapping);
                 } else {
                     if ($associationMapping['type'] == ClassMetadataInfo::ONE_TO_MANY) {
                         $metadata->mapOneToMany($associationMapping);
                     } else {
                         if ($associationMapping['type'] == ClassMetadataInfo::MANY_TO_MANY) {
                             $metadata->mapManyToMany($associationMapping);
                         }
                     }
                 }
             }
         }
     }
 }

//.........这里部分代码省略.........
                 if ($idAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\Id')) {
                     $mapping['id'] = true;
                 }
                 $mapping['targetEntity'] = $oneToOneAnnot->targetEntity;
                 $mapping['joinColumns'] = $joinColumns;
                 $mapping['mappedBy'] = $oneToOneAnnot->mappedBy;
                 $mapping['inversedBy'] = $oneToOneAnnot->inversedBy;
                 $mapping['cascade'] = $oneToOneAnnot->cascade;
                 $mapping['orphanRemoval'] = $oneToOneAnnot->orphanRemoval;
                 $mapping['fetch'] = $this->getFetchMode($className, $oneToOneAnnot->fetch);
                 $metadata->mapOneToOne($mapping);
             } else {
                 if ($oneToManyAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\OneToMany')) {
                     $mapping['mappedBy'] = $oneToManyAnnot->mappedBy;
                     $mapping['targetEntity'] = $oneToManyAnnot->targetEntity;
                     $mapping['cascade'] = $oneToManyAnnot->cascade;
                     $mapping['indexBy'] = $oneToManyAnnot->indexBy;
                     $mapping['orphanRemoval'] = $oneToManyAnnot->orphanRemoval;
                     $mapping['fetch'] = $this->getFetchMode($className, $oneToManyAnnot->fetch);
                     if ($orderByAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\OrderBy')) {
                         $mapping['orderBy'] = $orderByAnnot->value;
                     }
                     $metadata->mapOneToMany($mapping);
                 } else {
                     if ($manyToOneAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\ManyToOne')) {
                         if ($idAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\Id')) {
                             $mapping['id'] = true;
                         }
                         $mapping['joinColumns'] = $joinColumns;
                         $mapping['cascade'] = $manyToOneAnnot->cascade;
                         $mapping['inversedBy'] = $manyToOneAnnot->inversedBy;
                         $mapping['targetEntity'] = $manyToOneAnnot->targetEntity;
                         $mapping['fetch'] = $this->getFetchMode($className, $manyToOneAnnot->fetch);
                         $metadata->mapManyToOne($mapping);
                     } else {
                         if ($manyToManyAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\ManyToMany')) {
                             $joinTable = array();
                             if ($joinTableAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\JoinTable')) {
                                 $joinTable = array('name' => $joinTableAnnot->name, 'schema' => $joinTableAnnot->schema);
                                 foreach ($joinTableAnnot->joinColumns as $joinColumn) {
                                     $joinTable['joinColumns'][] = $this->joinColumnToArray($joinColumn);
                                 }
                                 foreach ($joinTableAnnot->inverseJoinColumns as $joinColumn) {
                                     $joinTable['inverseJoinColumns'][] = $this->joinColumnToArray($joinColumn);
                                 }
                             }
                             $mapping['joinTable'] = $joinTable;
                             $mapping['targetEntity'] = $manyToManyAnnot->targetEntity;
                             $mapping['mappedBy'] = $manyToManyAnnot->mappedBy;
                             $mapping['inversedBy'] = $manyToManyAnnot->inversedBy;
                             $mapping['cascade'] = $manyToManyAnnot->cascade;
                             $mapping['indexBy'] = $manyToManyAnnot->indexBy;
                             $mapping['orphanRemoval'] = $manyToManyAnnot->orphanRemoval;
                             $mapping['fetch'] = $this->getFetchMode($className, $manyToManyAnnot->fetch);
                             if ($orderByAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\OrderBy')) {
                                 $mapping['orderBy'] = $orderByAnnot->value;
                             }
                             $metadata->mapManyToMany($mapping);
                         } else {
                             if ($embeddedAnnot = $this->reader->getPropertyAnnotation($property, 'Doctrine\\ORM\\Mapping\\Embedded')) {
                                 $mapping['class'] = $embeddedAnnot->class;
                                 $mapping['columnPrefix'] = $embeddedAnnot->columnPrefix;
                                 $metadata->mapEmbedded($mapping);
                             }
                         }
                     }

//.........这里部分代码省略.........
             }
         }
     }
     // Evaluate manyToOne relationships
     if (isset($element['manyToOne'])) {
         foreach ($element['manyToOne'] as $name => $manyToOneElement) {
             $mapping = array('fieldName' => $name, 'targetEntity' => $manyToOneElement['targetEntity']);
             if (isset($associationIds[$mapping['fieldName']])) {
                 $mapping['id'] = true;
             }
             if (isset($manyToOneElement['fetch'])) {
                 $mapping['fetch'] = constant('Doctrine\\ORM\\Mapping\\ClassMetadata::FETCH_' . $manyToOneElement['fetch']);
             }
             if (isset($manyToOneElement['inversedBy'])) {
                 $mapping['inversedBy'] = $manyToOneElement['inversedBy'];
             }
             $joinColumns = array();
             if (isset($manyToOneElement['joinColumn'])) {
                 $joinColumns[] = $this->joinColumnToArray($manyToOneElement['joinColumn']);
             } else {
                 if (isset($manyToOneElement['joinColumns'])) {
                     foreach ($manyToOneElement['joinColumns'] as $joinColumnName => $joinColumnElement) {
                         if (!isset($joinColumnElement['name'])) {
                             $joinColumnElement['name'] = $joinColumnName;
                         }
                         $joinColumns[] = $this->joinColumnToArray($joinColumnElement);
                     }
                 }
             }
             $mapping['joinColumns'] = $joinColumns;
             if (isset($manyToOneElement['cascade'])) {
                 $mapping['cascade'] = $manyToOneElement['cascade'];
             }
             $metadata->mapManyToOne($mapping);
             // Evaluate second level cache
             if (isset($manyToOneElement['cache'])) {
                 $metadata->enableAssociationCache($mapping['fieldName'], $this->cacheToArray($manyToOneElement['cache']));
             }
         }
     }
     // Evaluate manyToMany relationships
     if (isset($element['manyToMany'])) {
         foreach ($element['manyToMany'] as $name => $manyToManyElement) {
             $mapping = array('fieldName' => $name, 'targetEntity' => $manyToManyElement['targetEntity']);
             if (isset($manyToManyElement['fetch'])) {
                 $mapping['fetch'] = constant('Doctrine\\ORM\\Mapping\\ClassMetadata::FETCH_' . $manyToManyElement['fetch']);
             }
             if (isset($manyToManyElement['mappedBy'])) {
                 $mapping['mappedBy'] = $manyToManyElement['mappedBy'];
             } else {
                 if (isset($manyToManyElement['joinTable'])) {
                     $joinTableElement = $manyToManyElement['joinTable'];
                     $joinTable = array('name' => $joinTableElement['name']);
                     if (isset($joinTableElement['schema'])) {
                         $joinTable['schema'] = $joinTableElement['schema'];
                     }
                     if (isset($joinTableElement['joinColumns'])) {
                         foreach ($joinTableElement['joinColumns'] as $joinColumnName => $joinColumnElement) {
                             if (!isset($joinColumnElement['name'])) {
                                 $joinColumnElement['name'] = $joinColumnName;
                             }
                         }
                         $joinTable['joinColumns'][] = $this->joinColumnToArray($joinColumnElement);
                     }
                     if (isset($joinTableElement['inverseJoinColumns'])) {
                         foreach ($joinTableElement['inverseJoinColumns'] as $joinColumnName => $joinColumnElement) {

 /**
  * @param ClassMetadata $metadata
  * @param LoadClassMetadataEventArgs $eventArgs
  */
 private function mapManyToMany(ClassMetadata $metadata, LoadClassMetadataEventArgs $eventArgs)
 {
     $cmf = $eventArgs->getEntityManager()->getMetadataFactory();
     foreach ($this->variables as $variable => $class) {
         if ($class['variant']['model'] !== $metadata->getName()) {
             continue;
         }
         $targetEntity = $class['variable'];
         $targetEntityMetadata = $cmf->getMetadataFor($targetEntity);
         $metadata->mapManyToOne(array('fieldName' => 'object', 'targetEntity' => $class['variable'], 'inversedBy' => 'variants', 'joinColumns' => array(array('name' => $variable . '_id', 'referencedColumnName' => $targetEntityMetadata->fieldMappings['id']['columnName'], 'nullable' => false, 'onDelete' => 'CASCADE'))));
         $targetEntity = $class['option_value']['model'];
         $targetEntityMetadata = $cmf->getMetadataFor($targetEntity);
         $metadata->mapManyToMany(array('fieldName' => 'options', 'type' => ClassMetadataInfo::MANY_TO_MANY, 'targetEntity' => $class['option_value']['model'], 'joinTable' => array('name' => sprintf('sylius_%s_variant_option_value', $variable), 'joinColumns' => array(array('name' => 'variant_id', 'referencedColumnName' => 'id', 'unique' => false, 'nullable' => false, 'onDelete' => 'CASCADE')), 'inverseJoinColumns' => array(array('name' => 'option_value_id', 'referencedColumnName' => $targetEntityMetadata->fieldMappings['id']['columnName'], 'unique' => false, 'nullable' => false, 'onDelete' => 'CASCADE')))));
     }
 }

 /**
  * {@inheritdoc}
  */
 public function loadMetadataForClass($className, ClassMetadata $metadata)
 {
     /** @var $metadata \Doctrine\ODM\PHPCR\Mapping\ClassMetadata */
     $reflClass = $metadata->getReflectionClass();
     $documentAnnots = array();
     foreach ($this->reader->getClassAnnotations($reflClass) as $annot) {
         foreach ($this->entityAnnotationClasses as $annotClass => $i) {
             if ($annot instanceof $annotClass) {
                 $documentAnnots[$i] = $annot;
             }
         }
     }
     if (!$documentAnnots) {
         throw MappingException::classIsNotAValidDocument($className);
     }
     // find the winning document annotation
     ksort($documentAnnots);
     $documentAnnot = reset($documentAnnots);
     if ($documentAnnot instanceof ODM\MappedSuperclass) {
         $metadata->isMappedSuperclass = true;
     }
     if (null !== $documentAnnot->referenceable) {
         $metadata->setReferenceable($documentAnnot->referenceable);
     }
     if (null !== $documentAnnot->versionable) {
         $metadata->setVersioned($documentAnnot->versionable);
     }
     if (null !== $documentAnnot->mixins) {
         $metadata->setMixins($documentAnnot->mixins);
     }
     if (null !== $documentAnnot->inheritMixins) {
         $metadata->setInheritMixins($documentAnnot->inheritMixins);
     }
     if (null !== $documentAnnot->nodeType) {
         $metadata->setNodeType($documentAnnot->nodeType);
     }
     if (null !== $documentAnnot->repositoryClass) {
         $metadata->setCustomRepositoryClassName($documentAnnot->repositoryClass);
     }
     if (null !== $documentAnnot->translator) {
         $metadata->setTranslator($documentAnnot->translator);
     }
     foreach ($reflClass->getProperties() as $property) {
         if ($metadata->isInheritedField($property->name) && $metadata->name !== $property->getDeclaringClass()->getName()) {
             continue;
         }
         $mapping = array();
         $mapping['fieldName'] = $property->getName();
         foreach ($this->reader->getPropertyAnnotations($property) as $fieldAnnot) {
             if ($fieldAnnot instanceof ODM\Property) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapField($mapping);
             } elseif ($fieldAnnot instanceof ODM\Id) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapId($mapping);
             } elseif ($fieldAnnot instanceof ODM\Node) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapNode($mapping);
             } elseif ($fieldAnnot instanceof ODM\Nodename) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapNodename($mapping);
             } elseif ($fieldAnnot instanceof ODM\ParentDocument) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                 $metadata->mapParentDocument($mapping);
             } elseif ($fieldAnnot instanceof ODM\Child) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                 $metadata->mapChild($mapping);
             } elseif ($fieldAnnot instanceof ODM\Children) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                 $metadata->mapChildren($mapping);
             } elseif ($fieldAnnot instanceof ODM\ReferenceOne) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                 $metadata->mapManyToOne($mapping);
             } elseif ($fieldAnnot instanceof ODM\ReferenceMany) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                 $metadata->mapManyToMany($mapping);
             } elseif ($fieldAnnot instanceof ODM\Referrers) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                 $metadata->mapReferrers($mapping);
             } elseif ($fieldAnnot instanceof ODM\MixedReferrers) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapMixedReferrers($mapping);
             } elseif ($fieldAnnot instanceof ODM\Locale) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapLocale($mapping);
             } elseif ($fieldAnnot instanceof ODM\Depth) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapDepth($mapping);
             } elseif ($fieldAnnot instanceof ODM\VersionName) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapVersionName($mapping);
//.........这里部分代码省略.........

 private function addMappingFromReference(ClassMetadata $class, $fieldName, $reference, $type)
 {
     /** @var $class \Doctrine\ODM\PHPCR\Mapping\ClassMetadata */
     $mapping = array_merge(array('fieldName' => $fieldName), $reference);
     $mapping['cascade'] = isset($reference['cascade']) ? $this->getCascadeMode($reference['cascade']) : 0;
     $mapping['name'] = isset($reference['name']) ? $reference['name'] : null;
     if (!isset($mapping['targetDocument'])) {
         $mapping['targetDocument'] = null;
     }
     if ($type === 'many') {
         $class->mapManyToMany($mapping);
     } elseif ($type === 'one') {
         $class->mapManyToOne($mapping);
     }
 }

//.........这里部分代码省略.........

            foreach ($ids as $id) {
                $metadata->mapField($id);
            }
        }

        foreach ($fieldMappings as $fieldMapping) {
            $metadata->mapField($fieldMapping);
        }

        foreach ($this->manyToManyTables as $manyTable) {
            foreach ($manyTable->getForeignKeys() as $foreignKey) {
                // foreign  key maps to the table of the current entity, many to many association probably exists
                if (strtolower($tableName) == strtolower($foreignKey->getForeignTableName())) {
                    $myFk = $foreignKey;
                    $otherFk = null;
                    foreach ($manyTable->getForeignKeys() as $foreignKey) {
                        if ($foreignKey != $myFk) {
                            $otherFk = $foreignKey;
                            break;
                        }
                    }

                    if (!$otherFk) {
                        // the definition of this many to many table does not contain
                        // enough foreign key information to continue reverse engineering.
                        continue;
                    }

                    $localColumn = current($myFk->getColumns());
                    $associationMapping = array();
                    $associationMapping['fieldName'] = $this->getFieldNameForColumn($manyTable->getName(), current($otherFk->getColumns()), true);
                    $associationMapping['targetEntity'] = $this->getClassNameForTable($otherFk->getForeignTableName());
                    if (current($manyTable->getColumns())->getName() == $localColumn) {
                        $associationMapping['inversedBy'] = $this->getFieldNameForColumn($manyTable->getName(), current($myFk->getColumns()), true);
                        $associationMapping['joinTable'] = array(
                            'name' => strtolower($manyTable->getName()),
                            'joinColumns' => array(),
                            'inverseJoinColumns' => array(),
                        );

                        $fkCols = $myFk->getForeignColumns();
                        $cols = $myFk->getColumns();
                        for ($i = 0; $i < count($cols); $i++) {
                            $associationMapping['joinTable']['joinColumns'][] = array(
                                'name' => $cols[$i],
                                'referencedColumnName' => $fkCols[$i],
                            );
                        }

                        $fkCols = $otherFk->getForeignColumns();
                        $cols = $otherFk->getColumns();
                        for ($i = 0; $i < count($cols); $i++) {
                            $associationMapping['joinTable']['inverseJoinColumns'][] = array(
                                'name' => $cols[$i],
                                'referencedColumnName' => $fkCols[$i],
                            );
                        }
                    } else {
                        $associationMapping['mappedBy'] = $this->getFieldNameForColumn($manyTable->getName(), current($myFk->getColumns()), true);
                    }
                    $metadata->mapManyToMany($associationMapping);
                    break;
                }
            }
        }

        foreach ($foreignKeys as $foreignKey) {
            $foreignTable = $foreignKey->getForeignTableName();
            $cols = $foreignKey->getColumns();
            $fkCols = $foreignKey->getForeignColumns();

            $localColumn = current($cols);
            $associationMapping = array();
            $associationMapping['fieldName'] = $this->getFieldNameForColumn($tableName, $localColumn, true);
            $associationMapping['targetEntity'] = $this->getClassNameForTable($foreignTable);

            if (isset($metadata->fieldMappings[$associationMapping['fieldName']])) {
                $associationMapping['fieldName'] = $associationMapping['fieldName'] . "2";
            }

            if ($primaryKeyColumns && in_array($localColumn, $primaryKeyColumns)) {
                $associationMapping['id'] = true;
            }

            for ($i = 0; $i < count($cols); $i++) {
                $associationMapping['joinColumns'][] = array(
                    'name' => $cols[$i],
                    'referencedColumnName' => $fkCols[$i],
                );
            }

            //Here we need to check if $cols are the same as $primaryKeyColumns
            if (!array_diff($cols,$primaryKeyColumns)) {
                $metadata->mapOneToOne($associationMapping);
            } else {
                $metadata->mapManyToOne($associationMapping);
            }
        }
    }

 /**
  * {@inheritdoc}
  */
 public function loadMetadataForClass($className, ClassMetadata $metadata)
 {
     $reflClass = $metadata->getReflectionClass();
     $documentAnnots = array();
     foreach ($this->reader->getClassAnnotations($reflClass) as $annot) {
         foreach ($this->entityAnnotationClasses as $annotClass => $i) {
             if ($annot instanceof $annotClass) {
                 $documentAnnots[$i] = $annot;
             }
         }
     }
     if (!$documentAnnots) {
         throw MappingException::classIsNotAValidDocument($className);
     }
     // find the winning document annotation
     ksort($documentAnnots);
     $documentAnnot = reset($documentAnnots);
     if (isset($documentAnnot->versionable) && $documentAnnot->versionable) {
         $metadata->setVersioned($documentAnnot->versionable);
     }
     $metadata->setNodeType($documentAnnot->nodeType);
     if (isset($documentAnnot->referenceable) && $documentAnnot->referenceable) {
         $metadata->setReferenceable(true);
     }
     if ($documentAnnot->repositoryClass) {
         $metadata->setCustomRepositoryClassName($documentAnnot->repositoryClass);
     }
     if ($documentAnnot->translator) {
         $metadata->setTranslator($documentAnnot->translator);
     }
     foreach ($reflClass->getProperties() as $property) {
         if ($metadata->isMappedSuperclass && !$property->isPrivate() || $metadata->isInheritedField($property->name) && $metadata->name !== $property->getDeclaringClass()->getName()) {
             continue;
         }
         $mapping = array();
         $mapping['fieldName'] = $property->getName();
         foreach ($this->reader->getPropertyAnnotations($property) as $fieldAnnot) {
             if ($fieldAnnot instanceof ODM\Property) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapField($mapping);
             } elseif ($fieldAnnot instanceof ODM\Id) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapId($mapping);
             } elseif ($fieldAnnot instanceof ODM\Node) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapNode($mapping);
             } elseif ($fieldAnnot instanceof ODM\Nodename) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapNodename($mapping);
             } elseif ($fieldAnnot instanceof ODM\ParentDocument) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapParentDocument($mapping);
             } elseif ($fieldAnnot instanceof ODM\Child) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapChild($mapping);
             } elseif ($fieldAnnot instanceof ODM\Children) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapChildren($mapping);
             } elseif ($fieldAnnot instanceof ODM\ReferenceOne) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapManyToOne($mapping);
             } elseif ($fieldAnnot instanceof ODM\ReferenceMany) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapManyToMany($mapping);
             } elseif ($fieldAnnot instanceof ODM\Referrers) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapReferrers($mapping);
             } elseif ($fieldAnnot instanceof ODM\Locale) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapLocale($mapping);
             } elseif ($fieldAnnot instanceof ODM\VersionName) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapVersionName($mapping);
             } elseif ($fieldAnnot instanceof ODM\VersionCreated) {
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 $metadata->mapVersionCreated($mapping);
             }
             if (!isset($mapping['name'])) {
                 $mapping['name'] = $property->getName();
             }
         }
     }
     foreach ($reflClass->getMethods() as $method) {
         if ($method->isPublic() && $method->getDeclaringClass()->getName() == $metadata->name) {
             foreach ($this->reader->getMethodAnnotations($method) as $annot) {
                 if ($annot instanceof ODM\PrePersist) {
                     $metadata->addLifecycleCallback($method->getName(), Event::prePersist);
                 } elseif ($annot instanceof ODM\PostPersist) {
                     $metadata->addLifecycleCallback($method->getName(), Event::postPersist);
                 } elseif ($annot instanceof ODM\PreUpdate) {
                     $metadata->addLifecycleCallback($method->getName(), Event::preUpdate);
                 } elseif ($annot instanceof ODM\PostUpdate) {
                     $metadata->addLifecycleCallback($method->getName(), Event::postUpdate);
                 } elseif ($annot instanceof ODM\PreRemove) {
                     $metadata->addLifecycleCallback($method->getName(), Event::preRemove);
                 } elseif ($annot instanceof ODM\PostRemove) {
                     $metadata->addLifecycleCallback($method->getName(), Event::postRemove);
//.........这里部分代码省略.........

 /**
  * Loads the metadata for the specified class into the provided container.
  *
  * @param string                              $className
  * @param \Doctrine\ORM\Mapping\ClassMetadata $metadata
  */
 public function loadMetadataForClass($className, ClassMetadata $metadata)
 {
     global $container;
     $builder = new ClassMetadataBuilder($metadata);
     $tableName = static::classToTableName($className);
     $this->loadDataContainer($tableName);
     try {
         /** @var ClassLoader $entitiesClassLoader */
         $entitiesClassLoader = $container['doctrine.orm.entitiesClassLoader'];
         if (!class_exists($className, false)) {
             $entitiesClassLoader->loadClass($className);
         }
         if (class_exists($className, false)) {
             $class = new \ReflectionClass($className);
         } else {
             $class = false;
         }
     } catch (\Exception $e) {
         $class = false;
     }
     if (!array_key_exists('TL_DCA', $GLOBALS)) {
         $GLOBALS['TL_DCA'] = array();
     }
     if (!array_key_exists($tableName, $GLOBALS['TL_DCA']) || !is_array($GLOBALS['TL_DCA'][$tableName])) {
         $GLOBALS['TL_DCA'][$tableName] = array('fields' => array());
     }
     $entityConfig = array();
     if (array_key_exists('entity', $GLOBALS['TL_DCA'][$tableName])) {
         $entityConfig = $GLOBALS['TL_DCA'][$tableName]['entity'];
     }
     if ($class && !$class->isInstantiable()) {
         $metadata->isMappedSuperclass = true;
     } elseif (array_key_exists('isMappedSuperclass', $entityConfig)) {
         $metadata->isMappedSuperclass = $entityConfig['isMappedSuperclass'];
     }
     // custom repository class
     if (array_key_exists('repositoryClass', $entityConfig)) {
         $metadata->setCustomRepositoryClass($entityConfig['repositoryClass']);
     } else {
         $metadata->setCustomRepositoryClass('Contao\\Doctrine\\ORM\\Repository');
     }
     // id generator
     if (array_key_exists('idGenerator', $entityConfig)) {
         $metadata->setIdGeneratorType($entityConfig['idGenerator']);
     } else {
         $metadata->setIdGeneratorType(ClassMetadataInfo::GENERATOR_TYPE_AUTO);
     }
     // indexes
     if (isset($entityConfig['indexes'])) {
         if (is_array($entityConfig['indexes'])) {
             foreach ($entityConfig['indexes'] as $name => $columns) {
                 if (is_array($columns)) {
                     $builder->addIndex($columns, $name);
                 } else {
                     throw new \RuntimeException(sprintf('$GLOBALS[TL_DCA][%s][entity][indexes][%s] must be an array', $tableName, $name));
                 }
             }
         } else {
             throw new \RuntimeException(sprintf('$GLOBALS[TL_DCA][%s][entity][indexes] must be an array', $tableName));
         }
     }
     // uniques
     if (isset($entityConfig['uniques'])) {
         if (is_array($entityConfig['uniques'])) {
             foreach ($entityConfig['uniques'] as $name => $columns) {
                 if (is_array($columns)) {
                     $builder->addUniqueConstraint($columns, $name);
                 } else {
                     throw new \RuntimeException(sprintf('$GLOBALS[TL_DCA][%s][entity][uniques][%s] must be an array', $tableName, $name));
                 }
             }
         } else {
             throw new \RuntimeException(sprintf('$GLOBALS[TL_DCA][%s][entity][uniques] must be an array', $tableName));
         }
     }
     $metadata->setInheritanceType(ClassMetadataInfo::INHERITANCE_TYPE_NONE);
     $metadata->setPrimaryTable(array('name' => $tableName));
     $fields = (array) $GLOBALS['TL_DCA'][$tableName]['fields'];
     foreach ($fields as $fieldName => $fieldConfig) {
         $configured = array_key_exists('field', $fieldConfig) || array_key_exists('oneToOne', $fieldConfig) || array_key_exists('oneToMany', $fieldConfig) || array_key_exists('manyToOne', $fieldConfig) || array_key_exists('manyToMany', $fieldConfig);
         if (!$configured && empty($fieldConfig['inputType']) || $configured && $fieldConfig['field'] === false) {
             continue;
         }
         if (isset($fieldConfig['oneToOne'])) {
             $fieldConfig['oneToOne']['fieldName'] = $fieldName;
             $metadata->mapOneToOne($fieldConfig['oneToOne']);
         } elseif (isset($fieldConfig['oneToMany'])) {
             $fieldConfig['oneToMany']['fieldName'] = $fieldName;
             $metadata->mapOneToMany($fieldConfig['oneToMany']);
         } elseif (isset($fieldConfig['manyToOne'])) {
             $fieldConfig['manyToOne']['fieldName'] = $fieldName;
             $metadata->mapManyToOne($fieldConfig['manyToOne']);
         } elseif (isset($fieldConfig['manyToMany'])) {
             $fieldConfig['manyToMany']['fieldName'] = $fieldName;
//.........这里部分代码省略.........

 /**
  * {@inheritdoc}
  */
 public function loadMetadataForClass($className, ClassMetadata $class)
 {
     $reflClass = $class->getReflectionClass();
     $isValidDocument = false;
     $classAnnotations = $this->reader->getClassAnnotations($reflClass);
     foreach ($classAnnotations as $classAnnotation) {
         if ($classAnnotation instanceof ODM\Document) {
             if ($classAnnotation->indexed) {
                 $class->indexed = true;
             }
             $class->setCustomRepositoryClass($classAnnotation->repositoryClass);
             $isValidDocument = true;
         } elseif ($classAnnotation instanceof ODM\EmbeddedDocument) {
             $class->isEmbeddedDocument = true;
             $isValidDocument = true;
         } else {
             if ($classAnnotation instanceof ODM\MappedSuperclass) {
                 $class->isMappedSuperclass = true;
                 $isValidDocument = true;
             } else {
                 if ($classAnnotation instanceof ODM\Index) {
                     $class->indexed = true;
                 } else {
                     if ($classAnnotation instanceof ODM\InheritanceRoot) {
                         $class->markInheritanceRoot();
                     }
                 }
             }
         }
     }
     if (!$isValidDocument) {
         throw MappingException::classIsNotAValidDocument($className);
     }
     foreach ($reflClass->getProperties() as $property) {
         if ($class->isInheritedAssociation($property->name) || $class->isInheritedField($property->name)) {
             continue;
         }
         $mapping = array();
         $mapping['fieldName'] = $property->name;
         if ($this->reader->getPropertyAnnotation($property, 'Doctrine\\ODM\\CouchDB\\Mapping\\Annotations\\Index')) {
             $mapping['indexed'] = true;
         }
         foreach ($this->reader->getPropertyAnnotations($property) as $fieldAnnot) {
             if ($fieldAnnot instanceof \Doctrine\ODM\CouchDB\Mapping\Annotations\Field) {
                 if ($fieldAnnot instanceof \Doctrine\ODM\CouchDB\Mapping\Annotations\Version) {
                     $mapping['isVersionField'] = true;
                 }
                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                 unset($mapping['value']);
                 $class->mapField($mapping);
             } else {
                 if ($fieldAnnot instanceof \Doctrine\ODM\CouchDB\Mapping\Annotations\ReferenceOne) {
                     $mapping = array_merge($mapping, (array) $fieldAnnot);
                     $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                     unset($mapping['value']);
                     $class->mapManyToOne($mapping);
                 } else {
                     if ($fieldAnnot instanceof \Doctrine\ODM\CouchDB\Mapping\Annotations\ReferenceMany) {
                         $mapping = array_merge($mapping, (array) $fieldAnnot);
                         $mapping['cascade'] = $this->getCascadeMode($fieldAnnot->cascade);
                         unset($mapping['value']);
                         $class->mapManyToMany($mapping);
                     } else {
                         if ($fieldAnnot instanceof \Doctrine\ODM\CouchDB\Mapping\Annotations\Attachments) {
                             $class->mapAttachments($mapping['fieldName']);
                         } else {
                             if ($fieldAnnot instanceof \Doctrine\ODM\CouchDB\Mapping\Annotations\EmbedOne || $fieldAnnot instanceof \Doctrine\ODM\CouchDB\Mapping\Annotations\EmbedMany) {
                                 $mapping = array_merge($mapping, (array) $fieldAnnot);
                                 unset($mapping['value']);
                                 $class->mapEmbedded($mapping);
                             }
                         }
                     }
                 }
             }
         }
     }
 }

 private function addReferenceMapping(ClassMetadata $class, $reference, $type)
 {
     /** @var $class \Doctrine\ODM\PHPCR\Mapping\ClassMetadata */
     $attributes = (array) $reference->attributes();
     $mapping = $attributes["@attributes"];
     $mapping['strategy'] = isset($mapping['strategy']) ? strtolower($mapping['strategy']) : null;
     $mapping['targetDocument'] = isset($mapping['target-document']) ? $mapping['target-document'] : null;
     unset($mapping['target-document']);
     if ($type === 'many') {
         $class->mapManyToMany($mapping);
     } elseif ($type === 'one') {
         $class->mapManyToOne($mapping);
     }
 }