Same name and namespace in other branches

1. 9 core/modules/migrate/src/MigrateLookup.php \Drupal\migrate\MigrateLookup::lookup()
2. 8.9.x core/modules/migrate/src/MigrateLookup.php \Drupal\migrate\MigrateLookup::lookup()
3. 11.x core/modules/migrate/src/MigrateLookup.php \Drupal\migrate\MigrateLookup::lookup()

Retrieves destination ids from a migration lookup.

Parameters

string|string[] $migration_ids: An array of migration plugin IDs to look up, or a single ID as a string.

array $source_id_values: An array of source id values.

Return value

array An array of arrays of destination ids, or an empty array if none were found.

Overrides MigrateLookupInterface::lookup

File

core/modules/migrate/src/MigrateLookup.php, line 35

Class

MigrateLookup

Provides a migration lookup service.

Namespace

Drupal\migrate

Code

public function lookup($migration_id, array $source_id_values) {
  $results = [];
  $migrations = $this->migrationPluginManager
    ->createInstances($migration_id);
  if (!$migrations) {
    if (is_array($migration_id)) {
      if (count($migration_id) != 1) {
        throw new PluginException("Plugin IDs '" . implode("', '", $migration_id) . "' were not found.");
      }
      $migration_id = reset($migration_id);
    }
    throw new PluginNotFoundException($migration_id);
  }
  foreach ($migrations as $migration) {
    if ($result = $this->doLookup($migration, $source_id_values)) {
      $results = array_merge($results, $result);
    }
  }
  return $results;
}

---