function ConfigEntityBase::preSave

Overrides EntityBase::preSave

File

core/lib/Drupal/Core/Config/Entity/ConfigEntityBase.php, line 285

Class

ConfigEntityBase

Defines a base configuration entity class.

Namespace

Code

public function preSave(EntityStorageInterface $storage) {
    parent::preSave($storage);
    if ($this instanceof EntityWithPluginCollectionInterface) {
        // Any changes to the plugin configuration must be saved to the entity's
        // copy as well.
        foreach ($this->getPluginCollections() as $plugin_config_key => $plugin_collection) {
            $this->set($plugin_config_key, $plugin_collection->getConfiguration());
        }
    }
    // Ensure this entity's UUID does not exist with a different ID, regardless
    // of whether it's new or updated.
    $matching_entities = $storage->getQuery()
        ->condition('uuid', $this->uuid())
        ->execute();
    $matched_entity = reset($matching_entities);
    if (!empty($matched_entity) && $matched_entity != $this->id() && $matched_entity != $this->getOriginalId()) {
        throw new ConfigDuplicateUUIDException("Attempt to save a configuration entity '{$this->id()}' with UUID '{$this->uuid()}' when this UUID is already used for '{$matched_entity}'");
    }
    // If this entity is not new, load the original entity for comparison.
    if (!$this->isNew()) {
        $original = $storage->loadUnchanged($this->getOriginalId());
        // Ensure that the UUID cannot be changed for an existing entity.
        if ($original && $original->uuid() != $this->uuid()) {
            throw new ConfigDuplicateUUIDException("Attempt to save a configuration entity '{$this->id()}' with UUID '{$this->uuid()}' when this entity already exists with UUID '{$original->uuid()}'");
        }
    }
    if (!$this->isSyncing()) {
        // Ensure the correct dependencies are present. If the configuration is
        // being written during a configuration synchronization then there is no
        // need to recalculate the dependencies.
        $this->calculateDependencies();
    }
}