function node_reference_field_views_data_views_data_alter in References 7.2

Implements hook_field_views_data_views_data_alter().

File

node_reference/node_reference.module, line 1244

Defines a field type for referencing one node from another.

Code

function node_reference_field_views_data_views_data_alter(&$data, $field) {
  foreach ($field['bundles'] as $entity_type => $bundles) {
    $entity_info = entity_get_info($entity_type);
    $pseudo_field_name = 'reverse_' . $field['field_name'] . '_' . $entity_type;
    list($label) = field_views_field_label($field['field_name']);
    $entity = $entity_info['label'];
    if ($entity == t('Node')) {
      $entity = t('Content');
    }

    // Only specify target entity type if the field is used in more than one.
    if (count($field['bundles']) > 1) {
      $title = t('@field (@field_name) - reverse (to @entity)', array(
        '@entity' => $entity,
        '@field' => $label,
        '@field_name' => $field['field_name'],
      ));
    }
    else {
      $title = t('@field (@field_name) - reverse', array(
        '@entity' => $entity,
        '@field' => $label,
        '@field_name' => $field['field_name'],
      ));
    }
    $data['node'][$pseudo_field_name]['relationship'] = array(
      'title' => $title,
      'help' => t('Relate each @entity referencing the node through @field.', array(
        '@entity' => $entity,
        '@field' => $label,
      )),
      'handler' => 'views_handler_relationship_entity_reverse',
      'field_name' => $field['field_name'],
      'field table' => _field_sql_storage_tablename($field),
      'field field' => $field['field_name'] . '_nid',
      'base' => $entity_info['base table'],
      'base field' => $entity_info['entity keys']['id'],
      'label' => t('!field_name', array(
        '!field_name' => $field['field_name'],
      )),
      'join_extra' => array(
        0 => array(
          'field' => 'entity_type',
          'value' => $entity_type,
        ),
        1 => array(
          'field' => 'deleted',
          'value' => 0,
          'numeric' => TRUE,
        ),
      ),
    );
  }
}