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;
    }
}