/**
 * Get IDs of users with outstanding invites to a given group from a specified user.
 *
 * @param int $user_id  ID of the inviting user.
 * @param int $group_id ID of the group.
 *
 * @return array $value IDs of users who have been invited to the group by the
 *                      user but have not yet accepted.
 */
function groups_get_invites_for_group($user_id, $group_id)
{
    return BP_Groups_Group::get_invites($user_id, $group_id);
}