class.ilGroupLP.php

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<?php

/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once "Services/Object/classes/class.ilObjectLP.php";

class ilGroupLP extends ilObjectLP
{       
        public static function getDefaultModes($a_lp_active)
        {
                if(!$a_lp_active)
                {
                        return array(
                                ilLPObjSettings::LP_MODE_DEACTIVATED
                        );
                }
                else
                {
                        return array(
                                ilLPObjSettings::LP_MODE_DEACTIVATED,
                                ilLPObjSettings::LP_MODE_MANUAL_BY_TUTOR
                        );
                }
        }
        
        public function getDefaultMode()
        {               
                return ilLPObjSettings::LP_MODE_DEACTIVATED;
        }
        
        public function getValidModes()
        {                               
                return array(
                        ilLPObjSettings::LP_MODE_DEACTIVATED,
                        ilLPObjSettings::LP_MODE_MANUAL_BY_TUTOR, 
                        ilLPObjSettings::LP_MODE_COLLECTION
                );
        }       
        
        public function getMembers($a_search = true)
        {       
                include_once 'Modules/Group/classes/class.ilGroupParticipants.php';
                $member_obj = ilGroupParticipants::_getInstanceByObjId($this->obj_id);
                return $member_obj->getMembers();                                       
        }                       
        
        protected static function isLPMember(array &$a_res, $a_usr_id, $a_obj_ids)
        {
                global $ilDB;
                        
                // will only find objects with roles for user!
                // see ilParticipants::_getMembershipByType()
                $query = " SELECT DISTINCT obd.obj_id, obd.type, obd2.title".
                        " FROM rbac_ua ua".
                        " JOIN rbac_fa fa ON (ua.rol_id = fa.rol_id)".                  
                        " JOIN object_reference obr ON (fa.parent = obr.ref_id)".
                        " JOIN object_data obd ON (obr.obj_id = obd.obj_id)".
                        " JOIN object_data obd2 ON (ua.rol_id = obd2.obj_id)".
                        " WHERE obd.type = ".$ilDB->quote("grp", "text").
                        " AND fa.assign = ".$ilDB->quote("y", "text").
                        " AND ua.usr_id = ".$ilDB->quote($a_usr_id, "integer").
                        " AND ".$ilDB->in("obd.obj_id", $a_obj_ids, "", "integer");
                $set = $ilDB->query($query);            
                while($row = $ilDB->fetchAssoc($set))
                {
                        $role = $row["title"];                  
                        if(!stristr($role, "il_".$row["type"]."_admin_") &&
                                !stristr($role, "il_".$row["type"]."_tutor_"))
                        {
                                $a_res[$row["obj_id"]] = true;
                        }                       
                }       
                
                return true;
        }
}

?>