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<?php |
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declare(strict_types=1); |
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namespace Doctrine\ODM\MongoDB\Persisters; |
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use Closure; |
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use Doctrine\ODM\MongoDB\DocumentManager; |
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use Doctrine\ODM\MongoDB\LockException; |
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use Doctrine\ODM\MongoDB\Mapping\ClassMetadata; |
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use Doctrine\ODM\MongoDB\PersistentCollection\PersistentCollectionInterface; |
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use Doctrine\ODM\MongoDB\UnitOfWork; |
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use Doctrine\ODM\MongoDB\Utility\CollectionHelper; |
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use LogicException; |
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use UnexpectedValueException; |
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use function array_diff_key; |
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use function array_fill_keys; |
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use function array_flip; |
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use function array_intersect_key; |
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use function array_keys; |
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use function array_map; |
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use function array_reverse; |
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use function array_values; |
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use function count; |
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use function end; |
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use function get_class; |
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use function implode; |
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use function sort; |
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use function strpos; |
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/** |
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* The CollectionPersister is responsible for persisting collections of embedded |
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* or referenced documents. When a PersistentCollection is scheduledForDeletion |
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* in the UnitOfWork by calling PersistentCollection::clear() or is |
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* de-referenced in the domain application code, CollectionPersister::delete() |
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* will be called. When documents within the PersistentCollection are added or |
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* removed, CollectionPersister::update() will be called, which may set the |
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* entire collection or delete/insert individual elements, depending on the |
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* mapping strategy. |
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*/ |
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class CollectionPersister |
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{ |
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/** @var DocumentManager */ |
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private $dm; |
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/** @var PersistenceBuilder */ |
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private $pb; |
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/** @var UnitOfWork */ |
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private $uow; |
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1128 |
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public function __construct(DocumentManager $dm, PersistenceBuilder $pb, UnitOfWork $uow) |
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{ |
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$this->dm = $dm; |
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$this->pb = $pb; |
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$this->uow = $uow; |
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} |
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/** |
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* Deletes a PersistentCollection instances completely from a document using $unset. |
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* |
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* @param PersistentCollectionInterface[] $collections |
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* @param array $options |
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*/ |
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public function delete(object $parent, array $collections, array $options) : void |
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{ |
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$unsetPathsMap = []; |
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foreach ($collections as $collection) { |
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$mapping = $collection->getMapping(); |
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if ($mapping['isInverseSide']) { |
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continue; // ignore inverse side |
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} |
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if (CollectionHelper::isAtomic($mapping['strategy'])) { |
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throw new UnexpectedValueException($mapping['strategy'] . ' delete collection strategy should have been handled by DocumentPersister. Please report a bug in issue tracker'); |
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} |
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[$propertyPath ] = $this->getPathAndParent($collection); |
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$unsetPathsMap[$propertyPath] = true; |
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} |
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if (empty($unsetPathsMap)) { |
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return; |
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} |
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$unsetPaths = array_fill_keys($this->excludeSubPaths(array_keys($unsetPathsMap)), true); |
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$query = ['$unset' => $unsetPaths]; |
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$this->executeQuery($parent, $query, $options); |
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} |
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/** |
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* Updates a list PersistentCollection instances deleting removed rows and inserting new rows. |
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* |
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* @param PersistentCollectionInterface[] $collections |
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* @param array $options |
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*/ |
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public function update(object $parent, array $collections, array $options) : void |
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{ |
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$setStrategyColls = []; |
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$addPushStrategyColls = []; |
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foreach ($collections as $coll) { |
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$mapping = $coll->getMapping(); |
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if ($mapping['isInverseSide']) { |
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continue; // ignore inverse side |
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} |
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switch ($mapping['strategy']) { |
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case ClassMetadata::STORAGE_STRATEGY_ATOMIC_SET: |
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case ClassMetadata::STORAGE_STRATEGY_ATOMIC_SET_ARRAY: |
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throw new UnexpectedValueException($mapping['strategy'] . ' update collection strategy should have been handled by DocumentPersister. Please report a bug in issue tracker'); |
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case ClassMetadata::STORAGE_STRATEGY_SET: |
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case ClassMetadata::STORAGE_STRATEGY_SET_ARRAY: |
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$setStrategyColls[] = $coll; |
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break; |
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case ClassMetadata::STORAGE_STRATEGY_ADD_TO_SET: |
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case ClassMetadata::STORAGE_STRATEGY_PUSH_ALL: |
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$addPushStrategyColls[] = $coll; |
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break; |
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default: |
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throw new UnexpectedValueException('Unsupported collection strategy: ' . $mapping['strategy']); |
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} |
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} |
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if (! empty($setStrategyColls)) { |
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$this->setCollections($parent, $setStrategyColls, $options); |
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} |
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if (empty($addPushStrategyColls)) { |
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return; |
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} |
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$this->deleteElements($parent, $addPushStrategyColls, $options); |
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$this->insertElements($parent, $addPushStrategyColls, $options); |
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} |
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/** |
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* Sets a list of PersistentCollection instances. |
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* |
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* This method is intended to be used with the "set" or "setArray" |
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* strategies. The "setArray" strategy will ensure that the collections is |
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* set as a BSON array, which means the collections elements will be |
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* reindexed numerically before storage. |
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* |
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* @param PersistentCollectionInterface[] $collections |
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* @param array $options |
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*/ |
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private function setCollections(object $parent, array $collections, array $options) : void |
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{ |
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$pathCollMap = []; |
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$paths = []; |
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foreach ($collections as $coll) { |
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[$propertyPath ] = $this->getPathAndParent($coll); |
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$pathCollMap[$propertyPath] = $coll; |
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$paths[] = $propertyPath; |
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} |
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$paths = $this->excludeSubPaths($paths); |
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/** @var PersistentCollectionInterface[] $setColls */ |
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$setColls = array_intersect_key($pathCollMap, array_flip($paths)); |
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$setPayload = []; |
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foreach ($setColls as $propertyPath => $coll) { |
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$coll->initialize(); |
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$mapping = $coll->getMapping(); |
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$setData = $this->pb->prepareAssociatedCollectionValue( |
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$coll, |
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CollectionHelper::usesSet($mapping['strategy']) |
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); |
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$setPayload[$propertyPath] = $setData; |
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} |
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if (empty($setPayload)) { |
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return; |
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} |
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$query = ['$set' => $setPayload]; |
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$this->executeQuery($parent, $query, $options); |
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} |
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/** |
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* Deletes removed elements from a list of PersistentCollection instances. |
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* |
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* This method is intended to be used with the "pushAll" and "addToSet" strategies. |
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* |
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* @param PersistentCollectionInterface[] $collections |
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* @param array $options |
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*/ |
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private function deleteElements(object $parent, array $collections, array $options) : void |
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{ |
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$pathCollMap = []; |
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$paths = []; |
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$deleteDiffMap = []; |
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foreach ($collections as $coll) { |
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$coll->initialize(); |
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if (! $this->uow->isCollectionScheduledForUpdate($coll)) { |
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continue; |
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} |
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$deleteDiff = $coll->getDeleteDiff(); |
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if (empty($deleteDiff)) { |
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continue; |
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} |
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[$propertyPath ] = $this->getPathAndParent($coll); |
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$pathCollMap[$propertyPath] = $coll; |
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$paths[] = $propertyPath; |
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$deleteDiffMap[$propertyPath] = $deleteDiff; |
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} |
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$paths = $this->excludeSubPaths($paths); |
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$deleteColls = array_intersect_key($pathCollMap, array_flip($paths)); |
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$unsetPayload = []; |
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$pullPayload = []; |
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foreach ($deleteColls as $propertyPath => $coll) { |
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$deleteDiff = $deleteDiffMap[$propertyPath]; |
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foreach ($deleteDiff as $key => $document) { |
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$unsetPayload[$propertyPath . '.' . $key] = true; |
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} |
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$pullPayload[$propertyPath] = null; |
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} |
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if (! empty($unsetPayload)) { |
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$this->executeQuery($parent, ['$unset' => $unsetPayload], $options); |
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} |
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if (empty($pullPayload)) { |
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return; |
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} |
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230
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/** |
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* @todo This is a hack right now because we don't have a proper way to |
232
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* remove an element from an array by its key. Unsetting the key results |
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* in the element being left in the array as null so we have to pull |
234
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* null values. |
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*/ |
236
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31 |
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$this->executeQuery($parent, ['$pull' => $pullPayload], $options); |
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} |
238
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239
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/** |
240
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* Inserts new elements for a PersistentCollection instances. |
241
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* |
242
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* This method is intended to be used with the "pushAll" and "addToSet" strategies. |
243
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* |
244
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* @param PersistentCollectionInterface[] $collections |
245
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* @param array $options |
246
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*/ |
247
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97 |
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private function insertElements(object $parent, array $collections, array $options) : void |
248
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{ |
249
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97 |
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$pushAllPathCollMap = []; |
250
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97 |
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$addToSetPathCollMap = []; |
251
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97 |
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$pushAllPaths = []; |
252
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97 |
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$addToSetPaths = []; |
253
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97 |
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$diffsMap = []; |
254
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255
|
97 |
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foreach ($collections as $coll) { |
256
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97 |
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$coll->initialize(); |
257
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97 |
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if (! $this->uow->isCollectionScheduledForUpdate($coll)) { |
258
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2 |
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continue; |
259
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} |
260
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95 |
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$insertDiff = $coll->getInsertDiff(); |
261
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262
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95 |
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if (empty($insertDiff)) { |
263
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21 |
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continue; |
264
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} |
265
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266
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80 |
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$mapping = $coll->getMapping(); |
267
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80 |
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$strategy = $mapping['strategy']; |
268
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269
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80 |
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[$propertyPath ] = $this->getPathAndParent($coll); |
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270
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80 |
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$diffsMap[$propertyPath] = $insertDiff; |
271
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272
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80 |
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switch ($strategy) { |
273
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case ClassMetadata::STORAGE_STRATEGY_PUSH_ALL: |
274
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75 |
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$pushAllPathCollMap[$propertyPath] = $coll; |
275
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75 |
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$pushAllPaths[] = $propertyPath; |
276
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75 |
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break; |
277
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278
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case ClassMetadata::STORAGE_STRATEGY_ADD_TO_SET: |
279
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7 |
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$addToSetPathCollMap[$propertyPath] = $coll; |
280
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7 |
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$addToSetPaths[] = $propertyPath; |
281
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7 |
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break; |
282
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283
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default: |
284
|
80 |
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throw new LogicException('Invalid strategy ' . $strategy . ' given for insertCollections'); |
285
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} |
286
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} |
287
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288
|
97 |
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if (! empty($pushAllPaths)) { |
289
|
75 |
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$this->pushAllCollections( |
290
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75 |
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$parent, |
291
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75 |
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$pushAllPaths, |
292
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75 |
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$pushAllPathCollMap, |
293
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75 |
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$diffsMap, |
294
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75 |
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$options |
295
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); |
296
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} |
297
|
96 |
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if (empty($addToSetPaths)) { |
298
|
90 |
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return; |
299
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} |
300
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|
301
|
7 |
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$this->addToSetCollections( |
302
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7 |
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$parent, |
303
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7 |
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$addToSetPaths, |
304
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7 |
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$addToSetPathCollMap, |
305
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7 |
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$diffsMap, |
306
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7 |
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$options |
307
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); |
308
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7 |
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} |
309
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310
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/** |
311
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* Perform collections update for 'pushAll' strategy. |
312
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* |
313
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* @param object $parent Parent object to which passed collections is belong. |
314
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* @param array $collsPaths Paths of collections that is passed. |
315
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* @param array $pathCollsMap List of collections indexed by their paths. |
316
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* @param array $diffsMap List of collection diffs indexed by collections paths. |
317
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* @param array $options |
318
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*/ |
319
|
75 |
|
private function pushAllCollections(object $parent, array $collsPaths, array $pathCollsMap, array $diffsMap, array $options) : void |
320
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|
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{ |
321
|
75 |
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$pushAllPaths = $this->excludeSubPaths($collsPaths); |
322
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/** @var PersistentCollectionInterface[] $pushAllColls */ |
323
|
75 |
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$pushAllColls = array_intersect_key($pathCollsMap, array_flip($pushAllPaths)); |
324
|
75 |
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$pushAllPayload = []; |
325
|
75 |
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foreach ($pushAllColls as $propertyPath => $coll) { |
326
|
75 |
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$callback = $this->getValuePrepareCallback($coll); |
327
|
75 |
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$value = array_values(array_map($callback, $diffsMap[$propertyPath])); |
328
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75 |
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$pushAllPayload[$propertyPath] = ['$each' => $value]; |
329
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} |
330
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|
331
|
75 |
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if (! empty($pushAllPayload)) { |
332
|
75 |
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$this->executeQuery($parent, ['$push' => $pushAllPayload], $options); |
333
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} |
334
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|
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|
335
|
74 |
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$pushAllColls = array_diff_key($pathCollsMap, array_flip($pushAllPaths)); |
336
|
74 |
|
foreach ($pushAllColls as $propertyPath => $coll) { |
337
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2 |
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$callback = $this->getValuePrepareCallback($coll); |
338
|
2 |
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$value = array_values(array_map($callback, $diffsMap[$propertyPath])); |
339
|
2 |
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$query = ['$push' => [$propertyPath => ['$each' => $value]]]; |
340
|
2 |
|
$this->executeQuery($parent, $query, $options); |
341
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} |
342
|
74 |
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} |
343
|
|
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|
344
|
|
|
/** |
345
|
|
|
* Perform collections update by 'addToSet' strategy. |
346
|
|
|
* |
347
|
|
|
* @param object $parent Parent object to which passed collections is belong. |
348
|
|
|
* @param array $collsPaths Paths of collections that is passed. |
349
|
|
|
* @param array $pathCollsMap List of collections indexed by their paths. |
350
|
|
|
* @param array $diffsMap List of collection diffs indexed by collections paths. |
351
|
|
|
* @param array $options |
352
|
|
|
*/ |
353
|
7 |
|
private function addToSetCollections(object $parent, array $collsPaths, array $pathCollsMap, array $diffsMap, array $options) : void |
354
|
|
|
{ |
355
|
7 |
|
$addToSetPaths = $this->excludeSubPaths($collsPaths); |
356
|
|
|
/** @var PersistentCollectionInterface[] $addToSetColls */ |
357
|
7 |
|
$addToSetColls = array_intersect_key($pathCollsMap, array_flip($addToSetPaths)); |
358
|
|
|
|
359
|
7 |
|
$addToSetPayload = []; |
360
|
7 |
|
foreach ($addToSetColls as $propertyPath => $coll) { |
361
|
7 |
|
$callback = $this->getValuePrepareCallback($coll); |
362
|
7 |
|
$value = array_values(array_map($callback, $diffsMap[$propertyPath])); |
363
|
7 |
|
$addToSetPayload[$propertyPath] = ['$each' => $value]; |
364
|
|
|
} |
365
|
|
|
|
366
|
7 |
|
if (empty($addToSetPayload)) { |
367
|
|
|
return; |
368
|
|
|
} |
369
|
|
|
|
370
|
7 |
|
$this->executeQuery($parent, ['$addToSet' => $addToSetPayload], $options); |
371
|
7 |
|
} |
372
|
|
|
|
373
|
|
|
/** |
374
|
|
|
* Return callback instance for specified collection. This callback will prepare values for query from documents |
375
|
|
|
* that collection contain. |
376
|
|
|
*/ |
377
|
80 |
|
private function getValuePrepareCallback(PersistentCollectionInterface $coll) : Closure |
378
|
|
|
{ |
379
|
80 |
|
$mapping = $coll->getMapping(); |
380
|
80 |
|
if (isset($mapping['embedded'])) { |
381
|
|
|
return function ($v) use ($mapping) { |
382
|
44 |
|
return $this->pb->prepareEmbeddedDocumentValue($mapping, $v); |
383
|
44 |
|
}; |
384
|
|
|
} |
385
|
|
|
|
386
|
|
|
return function ($v) use ($mapping) { |
387
|
37 |
|
return $this->pb->prepareReferencedDocumentValue($mapping, $v); |
388
|
37 |
|
}; |
389
|
|
|
} |
390
|
|
|
|
391
|
|
|
/** |
392
|
|
|
* Gets the parent information for a given PersistentCollection. It will |
393
|
|
|
* retrieve the top-level persistent Document that the PersistentCollection |
394
|
|
|
* lives in. We can use this to issue queries when updating a |
395
|
|
|
* PersistentCollection that is multiple levels deep inside an embedded |
396
|
|
|
* document. |
397
|
|
|
* |
398
|
|
|
* <code> |
399
|
|
|
* list($path, $parent) = $this->getPathAndParent($coll) |
400
|
|
|
* </code> |
401
|
|
|
*/ |
402
|
118 |
|
private function getPathAndParent(PersistentCollectionInterface $coll) : array |
403
|
|
|
{ |
404
|
118 |
|
$mapping = $coll->getMapping(); |
405
|
118 |
|
$fields = []; |
406
|
118 |
|
$parent = $coll->getOwner(); |
407
|
118 |
|
while (($association = $this->uow->getParentAssociation($parent)) !== null) { |
408
|
18 |
|
[$m, $owner, $field] = $association; |
|
|
|
|
409
|
18 |
|
if (isset($m['reference'])) { |
410
|
|
|
break; |
411
|
|
|
} |
412
|
18 |
|
$parent = $owner; |
413
|
18 |
|
$fields[] = $field; |
|
|
|
|
414
|
|
|
} |
415
|
118 |
|
$propertyPath = implode('.', array_reverse($fields)); |
416
|
118 |
|
$path = $mapping['name']; |
417
|
118 |
|
if ($propertyPath) { |
418
|
18 |
|
$path = $propertyPath . '.' . $path; |
419
|
|
|
} |
420
|
118 |
|
return [$path, $parent]; |
421
|
|
|
} |
422
|
|
|
|
423
|
|
|
/** |
424
|
|
|
* Executes a query updating the given document. |
425
|
|
|
*/ |
426
|
118 |
|
private function executeQuery(object $document, array $newObj, array $options) : void |
427
|
|
|
{ |
428
|
118 |
|
$className = get_class($document); |
429
|
118 |
|
$class = $this->dm->getClassMetadata($className); |
430
|
118 |
|
$id = $class->getDatabaseIdentifierValue($this->uow->getDocumentIdentifier($document)); |
431
|
118 |
|
$query = ['_id' => $id]; |
432
|
118 |
|
if ($class->isVersioned) { |
433
|
5 |
|
$query[$class->fieldMappings[$class->versionField]['name']] = $class->reflFields[$class->versionField]->getValue($document); |
434
|
|
|
} |
435
|
118 |
|
$collection = $this->dm->getDocumentCollection($className); |
436
|
118 |
|
$result = $collection->updateOne($query, $newObj, $options); |
437
|
118 |
|
if ($class->isVersioned && ! $result->getMatchedCount()) { |
438
|
2 |
|
throw LockException::lockFailed($document); |
439
|
|
|
} |
440
|
116 |
|
} |
441
|
|
|
|
442
|
|
|
/** |
443
|
|
|
* Remove from passed paths list all sub-paths. |
444
|
|
|
* |
445
|
|
|
* @param string[] $paths |
446
|
|
|
* |
447
|
|
|
* @return string[] |
448
|
|
|
*/ |
449
|
119 |
|
private function excludeSubPaths(array $paths) : array |
450
|
|
|
{ |
451
|
119 |
|
if (empty($paths)) { |
452
|
75 |
|
return $paths; |
453
|
|
|
} |
454
|
118 |
|
sort($paths); |
455
|
118 |
|
$uniquePaths = [$paths[0]]; |
456
|
118 |
|
for ($i = 1, $count = count($paths); $i < $count; ++$i) { |
457
|
12 |
|
if (strpos($paths[$i], end($uniquePaths)) === 0) { |
458
|
10 |
|
continue; |
459
|
|
|
} |
460
|
|
|
|
461
|
4 |
|
$uniquePaths[] = $paths[$i]; |
462
|
|
|
} |
463
|
|
|
|
464
|
118 |
|
return $uniquePaths; |
465
|
|
|
} |
466
|
|
|
} |
467
|
|
|
|
This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.