function Field::prepareRow

Overrides SourcePluginBase::prepareRow

File

core/modules/field/src/Plugin/migrate/source/d6/Field.php, line 69

Class

Field

Drupal 6 field source from database.

Namespace

Code

public function prepareRow(Row $row) {
    // The instance widget_type helps determine what D8 field type we'll use.
    // Identify the distinct widget_types being used in D6.
    $widget_types = $this->select('content_node_field_instance', 'cnfi')
        ->fields('cnfi', [
        'widget_type',
    ])
        ->condition('field_name', $row->getSourceProperty('field_name'))
        ->distinct()
        ->orderBy('widget_type')
        ->execute()
        ->fetchCol();
    // Arbitrarily use the first widget_type - if there are multiples, let the
    // migrator know.
    $row->setSourceProperty('widget_type', $widget_types[0]);
    if (count($widget_types) > 1) {
        $this->migration
            ->getIdMap()
            ->saveMessage([
            'field_name' => $row->getSourceProperty('field_name'),
        ], $this->t('Widget types @types are used in Drupal 6 field instances: widget type @selected_type applied to the Drupal 8 base field', [
            '@types' => implode(', ', $widget_types),
            '@selected_type' => $widget_types[0],
        ]));
    }
    // Unserialize data.
    $global_settings = unserialize($row->getSourceProperty('global_settings'));
    $db_columns = $row->getSourceProperty('db_columns');
    $db_columns = is_string($db_columns) ? unserialize($db_columns) : FALSE;
    $row->setSourceProperty('global_settings', $global_settings);
    $row->setSourceProperty('db_columns', $db_columns);
    return parent::prepareRow($row);
}