public function GroupMembershipViewsController::views_data in Group 7

Add group entity relationships to groups.

Overrides EntityDefaultViewsController::views_data

File

classes/group_membership.views_controller.inc, line 15

Defines the Entity API Views controller class for group memberships.

Class

GroupMembershipViewsController

Controller for generating Views data for Group memberships.

Code

public function views_data() {
  $data = parent::views_data();
  $data['group_membership']['role'] = array(
    'title' => t('Group role'),
    'help' => t('The granted group roles for a membership.'),
    'real field' => 'mid',
    // We do not add this field onto the {group_membership_role} table,
    // because the handler only requires the selected mids which it then
    // uses in a subquery to avoid duplicate rows. For more info, read the
    // handler's class documentation.
    'field' => array(
      'handler' => 'group_handler_field_membership_role',
      'no group by' => TRUE,
    ),
    'relationship' => array(
      'handler' => 'group_handler_relationship_membership_role',
      'label' => t('Membership role'),
      'base' => 'group_role',
    ),
  );

  // Define the many-to-many table so we can filter on group roles without
  // having to create a relationship first.
  $data['group_membership_role']['table'] = array(
    'group' => t('Group membership'),
    'join' => array(
      'group_membership' => array(
        'left_field' => 'mid',
        'field' => 'mid',
      ),
    ),
  );
  $data['group_membership_role']['role'] = array(
    'title' => t('Group role'),
    'help' => t('The granted group roles for a membership.'),
    'filter' => array(
      'handler' => 'group_handler_filter_membership_role',
      'allow empty' => TRUE,
    ),
  );
  return $data;
}