protected function Field::initializeIterator in Commerce Migrate 3.1.x

Same name in this branch

1. 3.1.x modules/ubercart/src/Plugin/migrate/source/uc7/Field.php \Drupal\commerce_migrate_ubercart\Plugin\migrate\source\uc7\Field::initializeIterator()
2. 3.1.x modules/commerce/src/Plugin/migrate/source/commerce1/Field.php \Drupal\commerce_migrate_commerce\Plugin\migrate\source\commerce1\Field::initializeIterator()

Same name and namespace in other branches

1. 8.2 modules/commerce/src/Plugin/migrate/source/commerce1/Field.php \Drupal\commerce_migrate_commerce\Plugin\migrate\source\commerce1\Field::initializeIterator()
2. 3.0.x modules/commerce/src/Plugin/migrate/source/commerce1/Field.php \Drupal\commerce_migrate_commerce\Plugin\migrate\source\commerce1\Field::initializeIterator()

Initializes the iterator with the source data.

Return value

\Iterator Returns an iterable object of data for this source.

Overrides SqlBase::initializeIterator

File

modules/commerce/src/Plugin/migrate/source/commerce1/Field.php, line 22

Class

Field

The field source class.

Namespace

Drupal\commerce_migrate_commerce\Plugin\migrate\source\commerce1

Code

protected function initializeIterator() {
  $results = $this
    ->prepareQuery()
    ->execute()
    ->fetchAll();

  // Gets a list of product display node types.
  $query = $this
    ->select('commerce_product_type', 'pt')
    ->fields('pt', [
    'type',
  ]);
  $product_node_types = $query
    ->execute()
    ->fetchCol();
  $new_rows = [];
  foreach ($results as &$result) {
    $result['commerce1_entity_type'] = $result['entity_type'];
    if ($result['entity_type'] === 'node') {
      $instances = $this
        ->select('field_config_instance', 'fci')
        ->fields('fci')
        ->condition('field_name', $result['field_name'])
        ->condition('entity_type', $result['entity_type'])
        ->execute()
        ->fetchAll();
      $i = 0;
      foreach ($instances as $instance) {
        if (in_array($instance['bundle'], $product_node_types)) {
          $i++;
        }
      }
      if ($i > 0) {
        if ($i == count($instances)) {

          // If all bundles for this field are product types, then set the
          // commerce1_entity_type to 'product_display'. This is used in the
          // CommerceFieldEntityType process plugin to determine the
          // destination entity type.
          $result['commerce1_entity_type'] = 'product_display';
        }
        else {

          // This field, such as the body field and title_field, is used on
          // both nodes and product displays. Add a new row setting the source
          // entity_type to 'product_display'. This is used in the
          // CommerceFieldEntityType process plugin to determine the
          // destination entity type.
          $new_row = $result;
          $new_row['commerce1_entity_type'] = 'product_display';
          $new_row['entity_type'] = 'product_display';
          $new_rows[] = $new_row;
        }
      }
    }
  }
  foreach ($new_rows as $new_row) {
    array_push($results, $new_row);
  }
  return new \ArrayIterator($results);
}