annotate core/modules/taxonomy/src/Plugin/migrate/D7TaxonomyTermDeriver.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents af1871eacc83
children
rev   line source
Chris@0 1 <?php
Chris@0 2
Chris@0 3 namespace Drupal\taxonomy\Plugin\migrate;
Chris@0 4
Chris@0 5 use Drupal\Component\Plugin\Derivative\DeriverBase;
Chris@0 6 use Drupal\Core\Database\DatabaseExceptionWrapper;
Chris@0 7 use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
Chris@0 8 use Drupal\migrate\Exception\RequirementsException;
Chris@0 9 use Drupal\migrate\Plugin\MigrationDeriverTrait;
Chris@18 10 use Drupal\migrate_drupal\FieldDiscoveryInterface;
Chris@0 11 use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@0 12
Chris@0 13 /**
Chris@0 14 * Deriver for Drupal 7 taxonomy term migrations based on vocabularies.
Chris@0 15 */
Chris@0 16 class D7TaxonomyTermDeriver extends DeriverBase implements ContainerDeriverInterface {
Chris@0 17 use MigrationDeriverTrait;
Chris@0 18
Chris@0 19 /**
Chris@0 20 * The base plugin ID this derivative is for.
Chris@0 21 *
Chris@0 22 * @var string
Chris@0 23 */
Chris@0 24 protected $basePluginId;
Chris@0 25
Chris@0 26 /**
Chris@18 27 * The migration field discovery service.
Chris@0 28 *
Chris@18 29 * @var \Drupal\migrate_drupal\FieldDiscoveryInterface
Chris@0 30 */
Chris@18 31 protected $fieldDiscovery;
Chris@0 32
Chris@0 33 /**
Chris@0 34 * D7TaxonomyTermDeriver constructor.
Chris@0 35 *
Chris@0 36 * @param string $base_plugin_id
Chris@0 37 * The base plugin ID for the plugin ID.
Chris@18 38 * @param \Drupal\migrate_drupal\FieldDiscoveryInterface $field_discovery
Chris@18 39 * The migration field discovery service.
Chris@0 40 */
Chris@18 41 public function __construct($base_plugin_id, FieldDiscoveryInterface $field_discovery) {
Chris@0 42 $this->basePluginId = $base_plugin_id;
Chris@18 43 $this->fieldDiscovery = $field_discovery;
Chris@0 44 }
Chris@0 45
Chris@0 46 /**
Chris@0 47 * {@inheritdoc}
Chris@0 48 */
Chris@0 49 public static function create(ContainerInterface $container, $base_plugin_id) {
Chris@0 50 return new static(
Chris@0 51 $base_plugin_id,
Chris@18 52 $container->get('migrate_drupal.field_discovery')
Chris@0 53 );
Chris@0 54 }
Chris@0 55
Chris@0 56 /**
Chris@0 57 * {@inheritdoc}
Chris@0 58 */
Chris@0 59 public function getDerivativeDefinitions($base_plugin_definition) {
Chris@0 60
Chris@0 61 $vocabulary_source_plugin = static::getSourcePlugin('d7_taxonomy_vocabulary');
Chris@0 62 try {
Chris@0 63 $vocabulary_source_plugin->checkRequirements();
Chris@0 64 }
Chris@0 65 catch (RequirementsException $e) {
Chris@0 66 // If the d7_taxonomy_vocabulary requirements failed, that means we do not
Chris@0 67 // have a Drupal source database configured - there is nothing to
Chris@0 68 // generate.
Chris@0 69 return $this->derivatives;
Chris@0 70 }
Chris@0 71
Chris@0 72 try {
Chris@0 73 foreach ($vocabulary_source_plugin as $row) {
Chris@0 74 $bundle = $row->getSourceProperty('machine_name');
Chris@0 75 $values = $base_plugin_definition;
Chris@0 76
Chris@0 77 $values['label'] = t('@label (@type)', [
Chris@0 78 '@label' => $values['label'],
Chris@0 79 '@type' => $row->getSourceProperty('name'),
Chris@0 80 ]);
Chris@0 81 $values['source']['bundle'] = $bundle;
Chris@0 82 $values['destination']['default_bundle'] = $bundle;
Chris@0 83
Chris@18 84 /** @var \Drupal\migrate\Plugin\MigrationInterface $migration */
Chris@0 85 $migration = \Drupal::service('plugin.manager.migration')->createStubMigration($values);
Chris@18 86 $this->fieldDiscovery->addBundleFieldProcesses($migration, 'taxonomy_term', $bundle);
Chris@0 87 $this->derivatives[$bundle] = $migration->getPluginDefinition();
Chris@0 88 }
Chris@0 89 }
Chris@0 90 catch (DatabaseExceptionWrapper $e) {
Chris@0 91 // Once we begin iterating the source plugin it is possible that the
Chris@0 92 // source tables will not exist. This can happen when the
Chris@0 93 // MigrationPluginManager gathers up the migration definitions but we do
Chris@0 94 // not actually have a Drupal 7 source database.
Chris@0 95 }
Chris@0 96
Chris@0 97 return $this->derivatives;
Chris@0 98 }
Chris@0 99
Chris@0 100 }