/**
  * Get all completed tests
  */
 protected function getItems()
 {
     global $ilUser, $tree;
     $data = array();
     include_once "Services/Certificate/classes/class.ilCertificate.php";
     if (ilCertificate::isActive()) {
         $obj_ids = array();
         $root = $tree->getNodeData($tree->getRootId());
         foreach ($tree->getSubTree($root, true, "sahs") as $node) {
             $obj_ids[] = $node["obj_id"];
         }
         if ($obj_ids) {
             include_once "./Services/Tracking/classes/class.ilObjUserTracking.php";
             include_once "./Services/Tracking/classes/class.ilLPStatus.php";
             include_once "./Modules/ScormAicc/classes/class.ilObjSAHSLearningModule.php";
             include_once "./Modules/ScormAicc/classes/class.ilObjSCORMLearningModule.php";
             include_once "./Modules/Scorm2004/classes/class.ilObjSCORM2004LearningModule.php";
             include_once "./Modules/ScormAicc/classes/class.ilSCORMCertificateAdapter.php";
             $lp_active = ilObjUserTracking::_enabledLearningProgress();
             foreach (ilCertificate::areObjectsActive($obj_ids) as $obj_id => $active) {
                 if ($active) {
                     $type = ilObjSAHSLearningModule::_lookupSubType($obj_id);
                     if ($type == "scorm") {
                         $lm = new ilObjSCORMLearningModule($obj_id, false);
                     } else {
                         $lm = new ilObjSCORM2004LearningModule($obj_id, false);
                     }
                     $adapter = new ilSCORMCertificateAdapter($lm);
                     if (ilCertificate::_isComplete($adapter)) {
                         $lpdata = $completed = false;
                         if ($lp_active) {
                             $completed = ilLPStatus::_hasUserCompleted($obj_id, $ilUser->getId());
                             $lpdata = true;
                         }
                         if (!$lpdata) {
                             switch ($type) {
                                 case "scorm":
                                     $completed = ilObjSCORMLearningModule::_getCourseCompletionForUser($obj_id, $ilUser->getId());
                                     break;
                                 case "scorm2004":
                                     $completed = ilObjSCORM2004LearningModule::_getCourseCompletionForUser($obj_id, $ilUser->getId());
                                     break;
                             }
                         }
                         $data[] = array("id" => $obj_id, "title" => ilObject::_lookupTitle($obj_id), "passed" => (bool) $completed);
                     }
                 }
             }
         }
     }
     $this->setData($data);
 }
 /**
  * Checks whether a certificate exists for the active user or not
  * @param int obj_id Object ID of the SCORM Learning Module
  * @param int usr_id Object ID of the user. If not given, the active user will be taken
  * @return true/false
  */
 public static function _lookupUserCertificate($obj_id, $usr_id = 0)
 {
     global $ilUser;
     $uid = $usr_id ? $usr_id : $ilUser->getId();
     $completed = false;
     // check for certificates
     include_once "./Services/Certificate/classes/class.ilCertificate.php";
     if (ilCertificate::isActive() && ilCertificate::isObjectActive($obj_id)) {
         $lpdata = false;
         include_once "./Modules/ScormAicc/classes/class.ilObjSAHSLearningModule.php";
         $type = ilObjSAHSLearningModule::_lookupSubType($obj_id);
         include_once "Services/Tracking/classes/class.ilObjUserTracking.php";
         if (ilObjUserTracking::_enabledLearningProgress()) {
             include_once "./Services/Tracking/classes/class.ilLPStatus.php";
             $completed = ilLPStatus::_hasUserCompleted($obj_id, $uid);
             $lpdata = true;
         }
         switch ($type) {
             case "scorm":
                 if (!$lpdata) {
                     include_once "./Modules/ScormAicc/classes/class.ilObjSCORMLearningModule.php";
                     $completed = ilObjSCORMLearningModule::_getCourseCompletionForUser($obj_id, $uid);
                 }
                 break;
             case "scorm2004":
                 if (!$lpdata) {
                     include_once "./Modules/Scorm2004/classes/class.ilObjSCORM2004LearningModule.php";
                     $completed = ilObjSCORM2004LearningModule::_getCourseCompletionForUser($obj_id, $uid);
                 }
                 break;
             default:
                 break;
         }
     }
     return $completed;
 }