public function OgBehaviorHandler::views_data_alter in Organic groups 7.2

Implements EntityReference_BehaviorHandler_Abstract::views_data_alter().

Overrides EntityReference_BehaviorHandler_Abstract::views_data_alter

File

plugins/entityreference/behavior/OgBehaviorHandler.class.php, line 197

Class

OgBehaviorHandler

OG behavior handler.

Code

public function views_data_alter(&$data, $field) {

  // We need to override the default EntityReference table settings when OG
  // behavior is being used.
  if (og_is_group_audience_field($field['field_name'])) {
    $entity_types = array_keys($field['bundles']);

    // We need to join the base table for the entities
    // that this field is attached to.
    foreach ($entity_types as $entity_type) {
      $entity_info = entity_get_info($entity_type);
      $data['og_membership']['table']['join'][$entity_info['base table']] = array(
        // Join entity base table on its id field with left_field.
        'left_field' => $entity_info['entity keys']['id'],
        'field' => 'etid',
        'extra' => array(
          0 => array(
            'field' => 'entity_type',
            'value' => $entity_type,
          ),
        ),
      );

      // Copy the original config from the table definition.
      $data['og_membership'][$field['field_name']] = $data['field_data_' . $field['field_name']][$field['field_name']];
      $data['og_membership'][$field['field_name'] . '_target_id'] = $data['field_data_' . $field['field_name']][$field['field_name'] . '_target_id'];

      // Change config with settings from og_membership table.
      foreach (array(
        'filter',
        'argument',
        'sort',
        'relationship',
      ) as $op) {
        $data['og_membership'][$field['field_name'] . '_target_id'][$op]['field'] = 'gid';
        $data['og_membership'][$field['field_name'] . '_target_id'][$op]['table'] = 'og_membership';
        unset($data['og_membership'][$field['field_name'] . '_target_id'][$op]['additional fields']);
      }

      // Add gid as the relationship field.
      $data['og_membership'][$field['field_name'] . '_target_id']['relationship']['field'] = 'gid';
    }

    // Get rid of the original table configs.
    unset($data['field_data_' . $field['field_name']]);
    unset($data['field_revision_' . $field['field_name']]);
  }
}