Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\migrate_plus\Entity;
Chris@0: 
Chris@0: use Drupal\Core\Config\Entity\ConfigEntityBase;
Chris@0: 
Chris@0: /**
Chris@0:  * Defines the Migration Group entity.
Chris@0:  *
Chris@0:  * The migration group entity is used to group active migrations, as well as to
Chris@0:  * store shared migration configuration.
Chris@0:  *
Chris@0:  * @ConfigEntityType(
Chris@0:  *   id = "migration_group",
Chris@0:  *   label = @Translation("Migration Group"),
Chris@0:  *   module = "migrate_plus",
Chris@0:  *   handlers = {
Chris@0:  *   },
Chris@0:  *   entity_keys = {
Chris@0:  *     "id" = "id",
Chris@0:  *     "label" = "label"
Chris@0:  *   }
Chris@0:  * )
Chris@0:  */
Chris@0: class MigrationGroup extends ConfigEntityBase implements MigrationGroupInterface {
Chris@0: 
Chris@0:   /**
Chris@0:    * The migration group ID (machine name).
Chris@0:    *
Chris@0:    * @var string
Chris@0:    */
Chris@0:   protected $id;
Chris@0: 
Chris@0:   /**
Chris@0:    * The human-readable label for the migration group.
Chris@0:    *
Chris@0:    * @var string
Chris@0:    */
Chris@0:   protected $label;
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function delete() {
Chris@0:     // Delete all migrations contained in this group.
Chris@0:     $query = \Drupal::entityQuery('migration')
Chris@0:       ->condition('migration_group', $this->id());
Chris@0:     $names = $query->execute();
Chris@0: 
Chris@0:     // Order the migrations according to their dependencies.
Chris@0:     /** @var MigrationInterface[] $migrations */
Chris@0:     $migrations = \Drupal::entityTypeManager()->getStorage('migration')->loadMultiple($names);
Chris@0: 
Chris@0:     // Delete in reverse order, so dependencies are never violated.
Chris@0:     $migrations = array_reverse($migrations);
Chris@0: 
Chris@0:     foreach ($migrations as $migration) {
Chris@0:       $migration->delete();
Chris@0:     }
Chris@0: 
Chris@0:     // Finally, delete the group itself.
Chris@0:     parent::delete();
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function calculateDependencies() {
Chris@0:     parent::calculateDependencies();
Chris@0:     // Make sure we save any explicit module dependencies.
Chris@0:     if ($provider = $this->get('module')) {
Chris@0:       $this->addDependency('module', $provider);
Chris@0:     }
Chris@0:     return $this->dependencies;
Chris@0:   }
Chris@0: 
Chris@0: }