public function GroupViewsController::views_data in Group 7

Add group entity relationships to groups.

Overrides EntityDefaultViewsController::views_data

File

classes/group.views_controller.inc, line 15

Defines the Entity API Views controller class for groups.

Class

GroupViewsController

Controller for generating Views data for Group.

Code

public function views_data() {
  $data = parent::views_data();

  // Loop over all group entities.
  foreach (entity_get_info() as $type => $e_info) {
    if (!empty($e_info['group entity'])) {

      // Add a child count field to all group entities.
      $data['groups']["group_entity_{$type}_count"] = array(
        'title' => t('Count @label entities', array(
          '@label' => $e_info['label'],
        )),
        'help' => t('The amount of @label entities that belong to a group.<br />Only use this field when you need <strong>multiple child entity counts</strong> for a <strong>single Group table</strong>.', array(
          '@label' => $e_info['label'],
        )),
        'field' => array(
          'handler' => 'group_handler_field_child_entity_count',
          'click sortable' => TRUE,
          'entity type' => $type,
        ),
      );

      // Add a child entity relationship to all group entities.
      $data['groups']["group_entity_{$type}"] = array(
        'title' => t('@label entities', array(
          '@label' => $e_info['label'],
        )),
        'help' => t('@label entities that belong to a group.', array(
          '@label' => $e_info['label'],
        )),
        'relationship' => array(
          'handler' => 'group_handler_relationship_child_entity',
          'label' => t('Group @label', array(
            '@label' => $e_info['label'],
          )),
          'base' => $e_info['base table'],
          'entity type' => $type,
        ),
      );

      // Add a parent group relationship to all group entities.
      $data[$e_info['base table']]['parent_group'] = array(
        'title' => t('Parent group'),
        'help' => t('The group an entity belongs to.'),
        'relationship' => array(
          'handler' => 'group_handler_relationship_parent_group',
          'label' => t('@label group', array(
            '@label' => $e_info['label'],
          )),
          'base' => 'groups',
          'entity type' => $type,
        ),
      );
    }
  }
  return $data;
}