class.ilScormLP.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 ilScormLP extends ilObjectLP
{
        public function getDefaultMode()
        {               
                return ilLPObjSettings::LP_MODE_DEACTIVATED;
        }
        
        public function getValidModes()
        {                                       
                include_once "./Modules/ScormAicc/classes/class.ilObjSAHSLearningModule.php";           
                $subtype = ilObjSAHSLearningModule::_lookupSubType($this->obj_id);
                if($subtype != "scorm2004")
                {
                        if($this->checkSCORMPreconditions())
                        {
                                return array(ilLPObjSettings::LP_MODE_SCORM);
                        }
                        
                        include_once "Services/Tracking/classes/collection/class.ilLPCollectionOfSCOs.php";     
                        $collection = new ilLPCollectionOfSCOs($this->obj_id, ilLPObjSettings::LP_MODE_SCORM);                          
                        if(sizeof($collection->getPossibleItems()))                     
                        {
                                return array(ilLPObjSettings::LP_MODE_DEACTIVATED, 
                                        ilLPObjSettings::LP_MODE_SCORM);
                        }
                        return array(ilLPObjSettings::LP_MODE_DEACTIVATED);
                }
                else
                {
                        if($this->checkSCORMPreconditions())
                        {
                                return array(ilLPObjSettings::LP_MODE_SCORM,    
                                        ilLPObjSettings::LP_MODE_SCORM_PACKAGE);
                        }
                        
                        include_once "Services/Tracking/classes/collection/class.ilLPCollectionOfSCOs.php";     
                        $collection = new ilLPCollectionOfSCOs($this->obj_id, ilLPObjSettings::LP_MODE_SCORM);                          
                        if(sizeof($collection->getPossibleItems()))                     
                        {
                                return array(ilLPObjSettings::LP_MODE_DEACTIVATED,
                                        ilLPObjSettings::LP_MODE_SCORM_PACKAGE,
                                        ilLPObjSettings::LP_MODE_SCORM);
                        }
                        
                        return array(ilLPObjSettings::LP_MODE_DEACTIVATED,
                                ilLPObjSettings::LP_MODE_SCORM_PACKAGE);
                }
        }               
        
        public function getCurrentMode()
        {
                if($this->checkSCORMPreconditions())
                {
                        return ilLPObjSettings::LP_MODE_SCORM;
                }
                return parent::getCurrentMode();
        }
        
        protected function checkSCORMPreconditions()
        {
                include_once('./Services/AccessControl/classes/class.ilConditionHandler.php');
                if(count(ilConditionHandler::_getConditionsOfTrigger('sahs', $this->obj_id)))
                {
                        return true;
                }
                return false;
        }
        
        protected static function isLPMember(array &$a_res, $a_usr_id, array $a_obj_ids)
        {
                global $ilDB;
                
                // subtype
                $types = array();
                $set = $ilDB->query("SELECT id,c_type".
                        " FROM sahs_lm".
                        " WHERE ".$ilDB->in("id", $a_obj_ids, "", "integer"));
                while($row = $ilDB->fetchAssoc($set))
                {
                        $types[$row["c_type"]][] = $row["id"];
                }
                
                // 2004
                if(isset($types["scorm2004"]))
                {
                        $set = $ilDB->query("SELECT obj_id".
                                " FROM sahs_user".
                                " WHERE ".$ilDB->in("obj_id", $types["scorm2004"], "", "integer").
                                " AND user_id = ".$ilDB->quote($a_usr_id, "integer"));
                        while($row = $ilDB->fetchAssoc($set))
                        {
                                $a_res[$row["obj_id"]] = true;
                        }
                }
                
                // 1.2
                if(isset($types["scorm"]))
                {
                        $set = $ilDB->query("SELECT obj_id".
                                " FROM scorm_tracking".
                                " WHERE ".$ilDB->in("obj_id", $types["scorm"], "", "integer").
                                " AND user_id = ".$ilDB->quote($a_usr_id, "integer").
                                " AND lvalue = ".$ilDB->quote("cmi.core.lesson_status", "text"));
                        while($row = $ilDB->fetchAssoc($set))
                        {
                                $a_res[$row["obj_id"]] = true;
                        }
                }               
        }
        
        public function getMailTemplateId()
        {                       
                include_once './Modules/ScormAicc/classes/class.ilScormMailTemplateLPContext.php';
                return ilScormMailTemplateLPContext::ID;                                                        
        }
}

?>