function Sql::currentSource

Looks up the source identifier(s) currently being iterated.

Return value

array The source identifier values of the record, or NULL on failure.

Overrides MigrateIdMapInterface::currentSource

File

core/modules/migrate/src/Plugin/migrate/id_map/Sql.php, line 970

Class

Sql

Defines the sql based ID map implementation.

Namespace

Code

public function currentSource() {
  if ($this->valid()) {
    $result = [];
    foreach ($this->sourceIdFields() as $field_name => $source_id) {
      $result[$field_name] = $this->currentKey[$source_id];
    }
    return $result;
  }
  else {
    return NULL;
  }
}