Doctrine\ODM\MongoDB\Persisters\PersistenceBuilder::prepareUpdateData()

Complexity

Conditions	42
Paths	72

Size

Total Lines

103

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	58
CRAP Score	42

Importance

Changes

0

<?php
    public function prepareUpdateData($document)
    {
        $class     = $this->dm->getClassMetadata(get_class($document));
        $changeset = $this->uow->getDocumentChangeSet($document);

        $updateData = [];
        foreach ($changeset as $fieldName => $change) {
            $mapping = $class->fieldMappings[$fieldName];

            // skip non embedded document identifiers
            if (! $class->isEmbeddedDocument && ! empty($mapping['id'])) {
                continue;
            }

            [$old, $new] = $change;

The variable $old does not exist. Did you forget to declare it?

The variable $new does not seem to be defined for all execution paths leading up to this point.

            // Scalar fields
            if (! isset($mapping['association'])) {
                if ($new === null && $mapping['nullable'] !== true) {
                    $updateData['$unset'][$mapping['name']] = true;
                } else {
                    if ($new !== null && isset($mapping['strategy']) && $mapping['strategy'] === ClassMetadata::STORAGE_STRATEGY_INCREMENT) {
                        $operator = '$inc';
                        $type     = Type::getType($mapping['type']);
                        assert($type instanceof Incrementable);
                        $value = $type->convertToDatabaseValue($type->diff($old, $new));
                    } else {
                        $operator = '$set';
                        $value    = $new === null ? null : Type::getType($mapping['type'])->convertToDatabaseValue($new);
                    }

                    $updateData[$operator][$mapping['name']] = $value;
                }

            // @EmbedOne
            } elseif (isset($mapping['association']) && $mapping['association'] === ClassMetadata::EMBED_ONE) {
                // If we have a new embedded document then lets set the whole thing
                if ($new && $this->uow->isScheduledForInsert($new)) {
                    $updateData['$set'][$mapping['name']] = $this->prepareEmbeddedDocumentValue($mapping, $new);

                // If we don't have a new value then lets unset the embedded document
                } elseif (! $new) {
                    $updateData['$unset'][$mapping['name']] = true;

                // Update existing embedded document
                } else {
                    $update = $this->prepareUpdateData($new);
                    foreach ($update as $cmd => $values) {
                        foreach ($values as $key => $value) {
                            $updateData[$cmd][$mapping['name'] . '.' . $key] = $value;
                        }
                    }
                }

            // @ReferenceMany, @EmbedMany
            } elseif (isset($mapping['association']) && $mapping['type'] === 'many' && $new) {
                if (CollectionHelper::isAtomic($mapping['strategy']) && $this->uow->isCollectionScheduledForUpdate($new)) {
                    $updateData['$set'][$mapping['name']] = $this->prepareAssociatedCollectionValue($new, true);
                } elseif (CollectionHelper::isAtomic($mapping['strategy']) && $this->uow->isCollectionScheduledForDeletion($new)) {
                    $updateData['$unset'][$mapping['name']] = true;
                    $this->uow->unscheduleCollectionDeletion($new);
                } elseif (CollectionHelper::isAtomic($mapping['strategy']) && $this->uow->isCollectionScheduledForDeletion($old)) {
                    $updateData['$unset'][$mapping['name']] = true;
                    $this->uow->unscheduleCollectionDeletion($old);
                } elseif ($mapping['association'] === ClassMetadata::EMBED_MANY) {
                    foreach ($new as $key => $embeddedDoc) {
                        if ($this->uow->isScheduledForInsert($embeddedDoc)) {
                            continue;
                        }

                        $update = $this->prepareUpdateData($embeddedDoc);
                        foreach ($update as $cmd => $values) {
                            foreach ($values as $name => $value) {
                                $updateData[$cmd][$mapping['name'] . '.' . $key . '.' . $name] = $value;
                            }
                        }
                    }
                }

            // @ReferenceOne
            } elseif (isset($mapping['association']) && $mapping['association'] === ClassMetadata::REFERENCE_ONE) {
                if (isset($new) || $mapping['nullable'] === true) {
                    $updateData['$set'][$mapping['name']] = $new === null ? null : $this->prepareReferencedDocumentValue($mapping, $new);

$new is of type null, but the function expects a object.

                } else {
                    $updateData['$unset'][$mapping['name']] = true;
                }
            }
        }
        // collections that aren't dirty but could be subject to update are
        // excluded from change set, let's go through them now
        foreach ($this->uow->getScheduledCollections($document) as $coll) {
            $mapping = $coll->getMapping();
            if (CollectionHelper::isAtomic($mapping['strategy']) && $this->uow->isCollectionScheduledForUpdate($coll)) {
                $updateData['$set'][$mapping['name']] = $this->prepareAssociatedCollectionValue($coll, true);
            } elseif (CollectionHelper::isAtomic($mapping['strategy']) && $this->uow->isCollectionScheduledForDeletion($coll)) {
                $updateData['$unset'][$mapping['name']] = true;
                $this->uow->unscheduleCollectionDeletion($coll);
            }
            // @ReferenceMany is handled by CollectionPersister
        }

        return $updateData;
    }