Turba_Object_Group::listMembers PHP Method

    public function listMembers($sort = null)
    {
        $list = new Turba_List();
        $children = unserialize($this->attributes['__members']);
        if (!is_array($children)) {
            $children = array();
        }
        reset($children);
        $modified = false;
        foreach ($children as $member) {
            if (strpos($member, ':') === false) {
                try {
                    $contact = $this->driver->getObject($member);
                } catch (Horde_Exception_NotFound $e) {
                    if (!empty($this->_options['removeMissing'])) {
                        // Remove the contact if it no longer exists
                        $this->removeMember($member);
                        $modified = true;
                    }
                    continue;
                }
            } else {
                list($sourceId, $contactId) = explode(':', $member, 2);
                try {
                    $driver = $GLOBALS['injector']->getInstance('Turba_Factory_Driver')->create($sourceId);
                } catch (Turba_Exception $e) {
                    continue;
                }
                try {
                    $contact = $driver->getObject($contactId);
                } catch (Horde_Exception_NotFound $e) {
                    if (!empty($this->_options['removeMissing'])) {
                        // Remove the contact if it no longer exists
                        $this->removeMember($member);
                        $modified = true;
                    }
                    continue;
                }
            }
            $list->insert($contact);
        }
        // If we've pruned any dead entries, store the changes.
        if ($modified) {
            $this->store();
        }
        $list->sort($sort);
        return $list;
    }