function _og_subgroups_check_access in Subgroups for Organic groups 7.2

Check access for this group's parents.

1 call to _og_subgroups_check_access()

og_subgroups_og_user_access_alter in ./og_subgroups.module

Implements hook_og_user_access_alter().

File

./og_subgroups.module, line 280

Provides users the ability to inherit permissions on subgroups.

Code

function _og_subgroups_check_access(&$perms, $context, $group_type, $id, $user_groups, $check_member_access = FALSE) {

  // Check only one level at a time due to permission inheritance field.
  if ($parent_groups = og_subgroups_intersect_groups(og_subgroups_parents_load($group_type, $id, TRUE, FALSE), $user_groups)) {
    foreach ($parent_groups as $parent_group_type => $ids) {

      // Find all groups that have inheritance set to child (assume inherit
      // [default] otherwise).
      $child_inheritence = _og_subgroups_get_field_matching($parent_group_type, $ids, OG_USER_INHERITANCE_PERMISSION_FIELD, OG_USER_INHERITANCE_PERMISSION_CHILD);
      foreach ($ids as $parent_group_id) {

        // Assumed OG_USER_INHERITANCE_PERMISSION_INHERIT as not _CHILD.
        if (!in_array($parent_group_id, $child_inheritence)) {
          if (og_user_access($parent_group_type, $parent_group_id, $context['string'], $context['account'], TRUE)) {
            $perms[$context['string']] = TRUE;
            return;
          }

          // Check inherited access for the parents.
          _og_subgroups_check_access($perms, $context, $parent_group_type, $parent_group_id, $user_groups);

          // Skip out if permission has been set.
          if (!empty($perms[$context['string']])) {
            return;
          }
        }
        elseif ($check_member_access) {

          // Checks that user has member access to the currentgroup.
          if (og_subgroups_check_member_user_access($group_type, $id, $context['string'])) {
            $perms[$context['string']] = TRUE;
            return;
          }
          $check_member_access = FALSE;
        }
      }
    }
  }
}