class.ilObjSurveyGUI.php

Go to the documentation of this file.

<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

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

class ilObjSurveyGUI extends ilObjectGUI
{
    protected $nav_history;

    protected $tabs;

    protected $help;

    protected $rbacsystem;

    protected $log;

    public function __construct()
    {
        global $DIC;

        $this->lng = $DIC->language();
        $this->nav_history = $DIC["ilNavigationHistory"];
        $this->tabs = $DIC->tabs();
        $this->user = $DIC->user();
        $this->help = $DIC["ilHelp"];
        $this->rbacsystem = $DIC->rbac()->system();
        $this->tree = $DIC->repositoryTree();
        $this->tpl = $DIC["tpl"];
        $this->toolbar = $DIC->toolbar();
        $this->access = $DIC->access();
        $this->locator = $DIC["ilLocator"];
        $lng = $DIC->language();
        $ilCtrl = $DIC->ctrl();

        $this->type = "svy";
        $lng->loadLanguageModule("survey");
        $lng->loadLanguageModule("svy");
        $this->ctrl = $ilCtrl;
        $this->ctrl->saveParameter($this, "ref_id");

        $this->log = ilLoggerFactory::getLogger("svy");

        parent::__construct("", (int) $_GET["ref_id"], true, false);
    }
    
    public function executeCommand()
    {
        $ilNavigationHistory = $this->nav_history;
        $ilTabs = $this->tabs;

        $this->external_rater_360 = false;
        if (!$this->creation_mode &&
            $this->object->get360Mode() &&
            $_SESSION["anonymous_id"][$this->object->getId()] &&
            ilObjSurvey::validateExternalRaterCode(
                $this->object->getRefId(),
                $_SESSION["anonymous_id"][$this->object->getId()]
            )) {
            $this->external_rater_360 = true;
        }
        
        if (!$this->external_rater_360) {
            if (!$this->checkPermissionBool("visible") &&
                !$this->checkPermissionBool("read")) {
                $this->checkPermission("read");
            }

            // add entry to navigation history
            if (!$this->getCreationMode() &&
                $this->checkPermissionBool("read")) {
                $this->ctrl->setParameterByClass("ilobjsurveygui", "ref_id", $this->ref_id);
                $link = $this->ctrl->getLinkTargetByClass("ilobjsurveygui", "");
                $ilNavigationHistory->addItem($this->ref_id, $link, "svy");
            }
        }

        $cmd = $this->ctrl->getCmd("properties");
        
        // workaround for bug #6288, needs better solution
        if ($cmd == "saveTags") {
            $this->ctrl->setCmdClass("ilinfoscreengui");
        }
        
        // deep link from repository - "redirect" to page view
        if (!$this->ctrl->getCmdClass() && $cmd == "questionsrepo") {
            $_REQUEST["pgov"] = 1;
            $this->ctrl->setCmd("questions");
            $this->ctrl->setCmdClass("ilsurveyeditorgui");
        }
        
        $next_class = $this->ctrl->getNextClass($this);
        $this->ctrl->setReturn($this, "properties");
        $this->tpl->addCss(ilUtil::getStyleSheetLocation("output", "survey.css", "Modules/Survey"), "screen");
        $this->prepareOutput();

        $this->log->debug("next_class= $next_class");
        switch ($next_class) {
            case 'illtiproviderobjectsettinggui':
                $this->addSubTabs('settings');
                $ilTabs->activateTab("settings");
                $ilTabs->activateSubTab('lti_provider');
                $lti_gui = new ilLTIProviderObjectSettingGUI($this->object->getRefId());
                $lti_gui->setCustomRolesForSelection($GLOBALS['DIC']->rbac()->review()->getLocalRoles($this->object->getRefId()));
                $lti_gui->offerLTIRolesForSelection(false);
                $this->ctrl->forwardCommand($lti_gui);
                break;
            
            
            case "ilinfoscreengui":
                if (!in_array(
                    $this->ctrl->getCmdClass(),
                    array('ilpublicuserprofilegui', 'ilobjportfoliogui')
                )) {
                    $this->addHeaderAction();
                    $this->infoScreen(); // forwards command
                } else {
                    // #16891
                    $ilTabs->clearTargets();
                    include_once("./Services/InfoScreen/classes/class.ilInfoScreenGUI.php");
                    $info = new ilInfoScreenGUI($this);
                    $this->ctrl->forwardCommand($info);
                }
                break;
            
            case 'ilobjectmetadatagui':
                $this->checkPermission("write");
                $ilTabs->activateTab("meta_data");
                $this->addHeaderAction();
                include_once 'Services/Object/classes/class.ilObjectMetaDataGUI.php';
                $md_gui = new ilObjectMetaDataGUI($this->object);
                $this->ctrl->forwardCommand($md_gui);
                break;
            
            case "ilsurveyevaluationgui":
                $ilTabs->activateTab("svy_results");
                $this->addHeaderAction();
                include_once("./Modules/Survey/classes/class.ilSurveyEvaluationGUI.php");
                $eval_gui = new ilSurveyEvaluationGUI($this->object);
                $this->ctrl->forwardCommand($eval_gui);
                break;

            case "ilsurveyexecutiongui":
                $ilTabs->clearTargets();
                include_once("./Modules/Survey/classes/class.ilSurveyExecutionGUI.php");
                $exec_gui = new ilSurveyExecutionGUI($this->object);
                $this->ctrl->forwardCommand($exec_gui);
                break;
                
            case 'ilpermissiongui':
                $ilTabs->activateTab("perm_settings");
                $this->addHeaderAction();
                include_once("Services/AccessControl/classes/class.ilPermissionGUI.php");
                $perm_gui = new ilPermissionGUI($this);
                $this->ctrl->forwardCommand($perm_gui);
                break;
                
            case 'ilobjectcopygui':
                include_once './Services/Object/classes/class.ilObjectCopyGUI.php';
                $cp = new ilObjectCopyGUI($this);
                $cp->setType('svy');
                $this->ctrl->forwardCommand($cp);
                break;

            case "ilcommonactiondispatchergui":
                include_once("Services/Object/classes/class.ilCommonActionDispatcherGUI.php");
                $gui = ilCommonActionDispatcherGUI::getInstanceFromAjaxCall();
                $this->ctrl->forwardCommand($gui);
                break;
                
            // 360, skill service
            case 'ilsurveyskillgui':
                $ilTabs->activateTab("survey_competences");
                include_once("./Modules/Survey/classes/class.ilSurveySkillGUI.php");
                $gui = new ilSurveySkillGUI($this->object);
                $this->ctrl->forwardCommand($gui);
                break;

            case 'ilsurveyskilldeterminationgui':
                $ilTabs->activateTab("maintenance");
                include_once("./Modules/Survey/classes/class.ilSurveySkillDeterminationGUI.php");
                $gui = new ilSurveySkillDeterminationGUI($this->object);
                $this->ctrl->forwardCommand($gui);
                break;
            
            case 'ilsurveyeditorgui':
                $this->checkPermission("write");
                $ilTabs->activateTab("survey_questions");
                include_once("./Modules/Survey/classes/class.ilSurveyEditorGUI.php");
                $gui = new ilSurveyEditorGUI($this);
                $this->ctrl->forwardCommand($gui);
                break;
            
            case 'ilsurveyconstraintsgui':
                $this->checkPermission("write");
                $ilTabs->activateTab("constraints");
                include_once("./Modules/Survey/classes/class.ilSurveyConstraintsGUI.php");
                $gui = new ilSurveyConstraintsGUI($this);
                $this->ctrl->forwardCommand($gui);
                break;
            
            case 'ilsurveyparticipantsgui':
                if (!$this->object->get360Mode()) {
                    $ilTabs->activateTab("maintenance");
                } else {
                    $ilTabs->activateTab("survey_360_appraisees");
                }
                include_once("./Modules/Survey/classes/class.ilSurveyParticipantsGUI.php");
                $gui = new ilSurveyParticipantsGUI($this, $this->checkPermissionBool("write"));
                $this->ctrl->forwardCommand($gui);
                break;
                
            case "illearningprogressgui":
                $ilTabs->activateTab("learning_progress");
                include_once("./Services/Tracking/classes/class.ilLearningProgressGUI.php");
                $new_gui = new ilLearningProgressGUI(
                    ilLearningProgressBaseGUI::LP_CONTEXT_REPOSITORY,
                    $this->object->getRefId()
                );
                $this->ctrl->forwardCommand($new_gui);
                break;
            
            case 'ilexportgui':
                $ilTabs->activateTab("export");
                include_once("./Services/Export/classes/class.ilExportGUI.php");
                $exp_gui = new ilExportGUI($this);
                $exp_gui->addFormat("xml");
                $this->ctrl->forwardCommand($exp_gui);
                break;

            default:
                $this->addHeaderAction();
                $cmd.= "Object";

                $this->log->debug("Default cmd= $cmd");

                $this->$cmd();
                break;
        }

        if (strtolower($_GET["baseClass"]) != "iladministrationgui" &&
            $this->getCreationMode() != true) {
            $this->tpl->show();
        }
    }
                
    public function evaluationObject()
    {
        include_once("./Modules/Survey/classes/class.ilSurveyEvaluationGUI.php");
        $eval_gui = new ilSurveyEvaluationGUI($this->object);
        $this->ctrl->setCmdClass(get_class($eval_gui));
        $this->ctrl->redirect($eval_gui, "evaluation");
    }
    
    protected function addDidacticTemplateOptions(array &$a_options)
    {
        include_once "Services/Administration/classes/class.ilSettingsTemplate.php";
        $templates = ilSettingsTemplate::getAllSettingsTemplates("svy");
        if ($templates) {
            foreach ($templates as $item) {
                $a_options["svytpl_" . $item["id"]] = array($item["title"],
                    nl2br(trim($item["description"])));
            }
        }
        
        // JF, 2013-06-10
        $a_options["svy360_1"] = array($this->lng->txt("survey_360_mode"),
            $this->lng->txt("survey_360_mode_info"));
    }

    public function afterSave(ilObject $a_new_object)
    {
        // #16446
        $a_new_object->loadFromDb();
        
        $tpl = $this->getDidacticTemplateVar("svytpl");
        if ($tpl) {
            $a_new_object->applySettingsTemplate($tpl);
        }
        
        $a_new_object->set360Mode((bool) $this->getDidacticTemplateVar("svy360"));
        if ($a_new_object->get360Mode()) {
            // this should rather be ilObjSurvey::ANONYMIZE_ON - see ilObjSurvey::getUserDataFromActiveId()
            $a_new_object->setAnonymize(ilObjSurvey::ANONYMIZE_CODE_ALL);
            $a_new_object->setEvaluationAccess(ilObjSurvey::EVALUATION_ACCESS_PARTICIPANTS);
        }
        $a_new_object->saveToDB();

        // always send a message
        ilUtil::sendSuccess($this->lng->txt("object_added"), true);
        ilUtil::redirect("ilias.php?baseClass=ilObjSurveyGUI&ref_id=" .
            $a_new_object->getRefId() . "&cmd=properties");
    }
    
    public function getTabs()
    {
        $ilUser = $this->user;
        $ilHelp = $this->help;
        
        if ($this->object instanceof ilObjSurveyQuestionPool) {
            return true;
        }
        
        $ilHelp->setScreenIdComponent("svy");

        $hidden_tabs = array();
        $template = $this->object->getTemplate();
        if ($template) {
            include_once "Services/Administration/classes/class.ilSettingsTemplate.php";
            $template = new ilSettingsTemplate($template);
            $hidden_tabs = $template->getHiddenTabs();
        }
        
        if ($this->checkPermissionBool("write")) {
            $this->tabs_gui->addTab(
                "survey_questions",
                $this->lng->txt("survey_questions"),
                $this->ctrl->getLinkTargetByClass(array("ilsurveyeditorgui", "ilsurveypagegui"), "renderPage")
            );
        }
        
        if ($this->checkPermissionBool("read")) {
            $this->tabs_gui->addTab(
                "info_short",
                $this->lng->txt("info_short"),
                $this->ctrl->getLinkTarget($this, 'infoScreen')
            );
        }
                            
        // properties
        if ($this->checkPermissionBool("write")) {
            $this->tabs_gui->addTab(
                "settings",
                $this->lng->txt("settings"),
                $this->ctrl->getLinkTarget($this, 'properties')
            );
        } elseif ($this->checkPermissionBool("read")) {
            if ($this->object->get360Mode() &&
                $this->object->get360SelfRaters() &&
                $this->object->isAppraisee($ilUser->getId()) &&
                !$this->object->isAppraiseeClosed($ilUser->getId())) {
                $this->tabs_gui->addTab(
                    "survey_360_edit_raters",
                    $this->lng->txt("survey_360_edit_raters"),
                    $this->ctrl->getLinkTargetByClass('ilsurveyparticipantsgui', 'editRaters')
                );
                
                // :TODO: mail to raters
            }
        }

        // questions
        if ($this->checkPermissionBool("write") &&
            !in_array("constraints", $hidden_tabs) &&
            !$this->object->get360Mode()) {
            // constraints
            $this->tabs_gui->addTab(
                "constraints",
                $this->lng->txt("constraints"),
                $this->ctrl->getLinkTargetByClass("ilsurveyconstraintsgui", "constraints")
            );
        }

        if ($this->checkPermissionBool("write")) {
            // 360°
            if ($this->object->get360Mode()) {
                // 360 mode + competence service
                include_once("./Services/Skill/classes/class.ilSkillManagementSettings.php");
                $skmg_set = new ilSkillManagementSettings();
                if ($this->object->get360SkillService() && $skmg_set->isActivated()) {
                    $this->tabs_gui->addTab(
                        "survey_competences",
                        $this->lng->txt("survey_competences"),
                        $this->ctrl->getLinkTargetByClass("ilsurveyskillgui", "listQuestionAssignment")
                    );
                }
                
                $this->tabs_gui->addTab(
                    "survey_360_appraisees",
                    $this->lng->txt("survey_360_appraisees"),
                    $this->ctrl->getLinkTargetByClass('ilsurveyparticipantsgui', 'listAppraisees')
                );
            } else {
                // maintenance
                $this->tabs_gui->addTab(
                    "maintenance",
                    $this->lng->txt("maintenance"),
                    $this->ctrl->getLinkTargetByClass('ilsurveyparticipantsgui', 'maintenance')
                );
            }
        }
            
        include_once "./Modules/Survey/classes/class.ilObjSurveyAccess.php";
        if ($this->checkPermissionBool("write") ||
            ilObjSurveyAccess::_hasEvaluationAccess($this->object->getId(), $ilUser->getId())) {
            // evaluation
            $this->tabs_gui->addTab(
                "svy_results",
                $this->lng->txt("svy_results"),
                $this->ctrl->getLinkTargetByClass("ilsurveyevaluationgui", "evaluation")
            );
        }
        
        // learning progress
        include_once "./Services/Tracking/classes/class.ilLearningProgressAccess.php";
        if (ilLearningProgressAccess::checkAccess($this->object->getRefId())) {
            $this->tabs_gui->addTarget(
                "learning_progress",
                $this->ctrl->getLinkTargetByClass(array("ilobjsurveygui", "illearningprogressgui"), ""),
                "",
                array("illplistofobjectsgui", "illplistofsettingsgui", "illearningprogressgui", "illplistofprogressgui")
            );
        }

        if ($this->checkPermissionBool("write")) {
            if (!in_array("meta_data", $hidden_tabs)) {
                // meta data
                include_once "Services/Object/classes/class.ilObjectMetaDataGUI.php";
                $mdgui = new ilObjectMetaDataGUI($this->object);
                $mdtab = $mdgui->getTab();
                if ($mdtab) {
                    $this->tabs_gui->addTab(
                        "meta_data",
                        $this->lng->txt("meta_data"),
                        $mdtab
                    );
                }
            }

            if (!in_array("export", $hidden_tabs)) {
                // export
                $this->tabs_gui->addTab(
                    "export",
                    $this->lng->txt("export"),
                    $this->ctrl->getLinkTargetByClass("ilexportgui", "")
                );
            }
        }

        if ($this->checkPermissionBool("edit_permission")) {
            // permissions
            $this->tabs_gui->addTab(
                "perm_settings",
                $this->lng->txt("perm_settings"),
                $this->ctrl->getLinkTargetByClass(array(get_class($this),'ilpermissiongui'), "perm")
            );
        }
    }
    
    
    //
    // SETTINGS
    //
            
    public function savePropertiesObject()
    {
        $rbacsystem = $this->rbacsystem;
        
        $form = $this->initPropertiesForm();
        if ($form->checkInput()) {
            $valid = true;
                        
            if (!$this->object->get360Mode()) {
                if ($form->getInput("tut")) {
                    // check if given "tutors" have write permission
                    $tut_ids =array();
                    $tut_logins = $form->getInput("tut_ids");
                    foreach ($tut_logins as $tut_login) {
                        $tut_id = ilObjUser::_lookupId($tut_login);
                        if ($tut_id && $rbacsystem->checkAccessOfUser($tut_id, "write", $this->object->getRefId())) {
                            $tut_ids[] = $tut_id;
                        }
                    }
                    if (!$tut_ids) {
                        $tut_ids = $form->getItemByPostVar("tut_ids");
                        $tut_ids->setAlert($this->lng->txt("survey_notification_tutor_recipients_invalid"));
                        $valid = false;
                    }
                }
            }
            
            if ($valid) {
                if ($form->getInput("rmd")) {
                    $rmd_start = $form->getItemByPostVar("rmd_start")->getDate();
                    $rmd_end = $form->getItemByPostVar("rmd_end")->getDate();
                    if ($rmd_end) {
                        if ($rmd_start->get(IL_CAL_UNIX) > $rmd_end->get(IL_CAL_UNIX)) {
                            $tmp = $rmd_start;
                            $rmd_start = $rmd_end;
                            $rmd_end = $tmp;
                        }
                    }
                    $this->object->setReminderStatus(true);
                    $this->object->setReminderStart($rmd_start);
                    $this->object->setReminderEnd($rmd_end);
                    $this->object->setReminderFrequency($form->getInput("rmd_freq"));
                    if (!$this->object->get360Mode()) {
                        $this->object->setReminderTarget($form->getInput("rmd_grp"));
                        $this->object->setReminderTemplate(($form->getInput("rmdt") > 0)
                            ? $form->getInput("rmdt")
                            : null);
                    } else {
                        if ($form->getInput("remind_appraisees") && $form->getInput("remind_raters")) {
                            $this->object->setReminderTarget(ilObjSurvey::NOTIFICATION_APPRAISEES_AND_RATERS);
                        } elseif ($form->getInput("remind_appraisees")) {
                            $this->object->setReminderTarget(ilObjSurvey::NOTIFICATION_APPRAISEES);
                        } elseif ($form->getInput("remind_raters")) {
                            $this->object->setReminderTarget(ilObjSurvey::NOTIFICATION_RATERS);
                        } else {
                            $this->object->setReminderTarget(0);
                        }
                    }
                } else {
                    $this->object->setReminderStatus(false);
                }

                if (!$this->object->get360Mode()) {
                    if ($form->getInput("tut")) {
                        $this->object->setTutorNotificationStatus(true);
                        $this->object->setTutorNotificationRecipients($tut_ids); // see above
                        $this->object->setTutorNotificationTarget($form->getInput("tut_grp"));
                    } else {
                        $this->object->setTutorNotificationStatus(false);
                    }
                }
            
                // #10055
                if ($_POST['online'] && count($this->object->questions) == 0) {
                    $_POST['online'] = null;
                    ilUtil::sendFailure($this->lng->txt("cannot_switch_to_online_no_questions"), true);
                }

                $template_settings = null;
                $template = $this->object->getTemplate();
                if ($template) {
                    include_once "Services/Administration/classes/class.ilSettingsTemplate.php";
                    $template = new ilSettingsTemplate($template);
                    $template_settings = $template->getSettings();
                }

                include_once 'Services/MetaData/classes/class.ilMD.php';
                $md_obj = new ilMD($this->object->getId(), 0, "svy");
                $md_section = $md_obj->getGeneral();

                // title
                $md_section->setTitle(ilUtil::stripSlashes($_POST['title']));
                $md_section->update();

                // Description
                $md_desc_ids = $md_section->getDescriptionIds();
                if ($md_desc_ids) {
                    $md_desc = $md_section->getDescription(array_pop($md_desc_ids));
                    $md_desc->setDescription(ilUtil::stripSlashes($_POST['description']));
                    $md_desc->update();
                }
                
                $this->object->setViewOwnResults($_POST["view_own"]);
                $this->object->setMailOwnResults($_POST["mail_own"]);
                $this->object->setMailConfirmation($_POST["mail_confirm"]);

                // both are saved in object, too
                $this->object->setTitle(ilUtil::stripSlashes($_POST['title']));
                $this->object->setDescription(ilUtil::stripSlashes($_POST['description']));
                $this->object->update();

                $this->object->setStatus($_POST['online']);

                // activation
                $period = $form->getItemByPostVar("access_period");
                if ($period->getStart() && $period->getEnd()) {
                    $this->object->setActivationLimited(true);
                    $this->object->setActivationVisibility($_POST["access_visiblity"]);
                    $this->object->setActivationStartDate($period->getStart()->get(IL_CAL_UNIX));
                    $this->object->setActivationEndDate($period->getEnd()->get(IL_CAL_UNIX));
                } else {
                    $this->object->setActivationLimited(false);
                }
                                
                if (!$template_settings["enabled_start_date"]["hide"]) {
                    $start = $form->getItemByPostVar("start_date");
                    if ($start->getDate()) {
                        $datetime = explode(" ", $start->getDate()->get(IL_CAL_DATETIME));
                        $this->object->setStartDateAndTime($datetime[0], $datetime[1]);
                    } else {
                        $this->object->setStartDate(null);
                    }
                }

                if (!$template_settings["enabled_end_date"]["hide"]) {
                    $end = $form->getItemByPostVar("end_date");
                    if ($end->getDate()) {
                        $datetime = explode(" ", $end->getDate()->get(IL_CAL_DATETIME));
                        $this->object->setEndDateAndTime($datetime[0], $datetime[1]);
                    } else {
                        $this->object->setEndDate(null);
                    }
                }

                
                include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
                $introduction = $_POST["introduction"];
                $this->object->setIntroduction($introduction);
                $outro = $_POST["outro"];
                $this->object->setOutro($outro);

                if (!$template_settings["show_question_titles"]["hide"]) {
                    $this->object->setShowQuestionTitles($_POST["show_question_titles"]);
                }

                if (!$template_settings["use_pool"]["hide"]) {
                    $this->object->setPoolUsage($_POST["use_pool"]);
                }

                $this->object->setMailNotification($_POST['mailnotification']);
                $this->object->setMailAddresses($_POST['mailaddresses']);
                $this->object->setMailParticipantData($_POST['mailparticipantdata']);

                // 360°
                if ($this->object->get360Mode()) {
                    $this->object->set360SelfEvaluation((bool) $_POST["self_eval"]);
                    $this->object->set360SelfAppraisee((bool) $_POST["self_appr"]);
                    $this->object->set360SelfRaters((bool) $_POST["self_rate"]);
                    $this->object->set360Results((int) $_POST["ts_res"]);
                    ;
                    $this->object->set360SkillService((int) $_POST["skill_service"]);
                } else {
                    if (!$template_settings["evaluation_access"]["hide"]) {
                        $this->object->setEvaluationAccess($_POST["evaluation_access"]);
                    }

                    $hasDatasets = ilObjSurvey::_hasDatasets($this->object->getSurveyId());
                    if (!$hasDatasets) {
                        $hide_codes = $template_settings["acc_codes"]["hide"];
                        $hide_anon = $template_settings["anonymization_options"]["hide"];
                        if (!$hide_codes || !$hide_anon) {
                            $current = $this->object->getAnonymize();
                            
                            // get current setting if property is hidden
                            if (!$hide_codes) {
                                $codes = (bool) $_POST["acc_codes"];
                            } else {
                                $codes = ($current == ilObjSurvey::ANONYMIZE_CODE_ALL ||
                                    $current == ilObjSurvey::ANONYMIZE_ON);
                            }
                            if (!$hide_anon) {
                                $anon = ((string) $_POST["anonymization_options"] == "statanon");
                            } else {
                                $anon = ($current == ilObjSurvey::ANONYMIZE_FREEACCESS ||
                                    $current == ilObjSurvey::ANONYMIZE_ON);
                            }
                            
                            // parse incoming values
                            if (!$anon) {
                                if (!$codes) {
                                    $this->object->setAnonymize(ilObjSurvey::ANONYMIZE_OFF);
                                } else {
                                    $this->object->setAnonymize(ilObjSurvey::ANONYMIZE_CODE_ALL);
                                }
                            } else {
                                if ($codes) {
                                    $this->object->setAnonymize(ilObjSurvey::ANONYMIZE_ON);
                                } else {
                                    $this->object->setAnonymize(ilObjSurvey::ANONYMIZE_FREEACCESS);
                                }
                                
                                $this->object->setAnonymousUserList($_POST["anon_list"]);
                            }

                            // if settings were changed get rid of existing code
                            unset($_SESSION["anonymous_id"][$this->object->getId()]);
                        }
                    }
                }

                $this->object->saveToDb();

                if (strcmp($_SESSION["info"], "") != 0) {
                    ilUtil::sendSuccess($_SESSION["info"] . "<br />" . $this->lng->txt("settings_saved"), true);
                } else {
                    ilUtil::sendSuccess($this->lng->txt("settings_saved"), true);
                }
                $this->ctrl->redirect($this, "properties");
            } else {
                // #16714
                ilUtil::sendFailure($this->lng->txt("form_input_not_valid"));
            }
        }
        
        $form->setValuesByPost();
        $this->propertiesObject($form);
    }
    
    public function initPropertiesForm()
    {
        $template_settings = $hide_rte_switch = null;
        $template = $this->object->getTemplate();
        if ($template) {
            include_once "Services/Administration/classes/class.ilSettingsTemplate.php";
            $template = new ilSettingsTemplate($template);

            $template_settings = $template->getSettings();
            $hide_rte_switch = $template_settings["rte_switch"]["hide"];
        }
        
        include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
        $form = new ilPropertyFormGUI();
        $form->setFormAction($this->ctrl->getFormAction($this));
        $form->setTableWidth("100%");
        $form->setId("survey_properties");

        // general properties
        $header = new ilFormSectionHeaderGUI();
        $header->setTitle($this->lng->txt("settings"));
        $form->addItem($header);
        
        
        // title & description (meta data)
        
        include_once 'Services/MetaData/classes/class.ilMD.php';
        $md_obj = new ilMD($this->object->getId(), 0, "svy");
        $md_section = $md_obj->getGeneral();

        $title = new ilTextInputGUI($this->lng->txt("title"), "title");
        $title->setRequired(true);
        $title->setValue($md_section->getTitle());
        $form->addItem($title);

        $ids = $md_section->getDescriptionIds();
        if ($ids) {
            $desc_obj = $md_section->getDescription(array_pop($ids));

            $desc = new ilTextAreaInputGUI($this->lng->txt("description"), "description");
            $desc->setCols(50);
            $desc->setRows(4);
            $desc->setValue($desc_obj->getDescription());
            $form->addItem($desc);
        }
                    
        // pool usage
        $pool_usage = new ilRadioGroupInputGUI($this->lng->txt("survey_question_pool_usage"), "use_pool");
        $opt = new ilRadioOption($this->lng->txt("survey_question_pool_usage_active"), 1);
        $opt->setInfo($this->lng->txt("survey_question_pool_usage_active_info"));
        $pool_usage->addOption($opt);
        $opt = new ilRadioOption($this->lng->txt("survey_question_pool_usage_inactive"), 0);
        $opt->setInfo($this->lng->txt("survey_question_pool_usage_inactive_info"));
        $pool_usage->addOption($opt);
        $pool_usage->setValue($this->object->getPoolUsage());
        $form->addItem($pool_usage);
        
        // 360°: appraisees
        if ($this->object->get360Mode()) {
            $self_eval = new ilCheckboxInputGUI($this->lng->txt("survey_360_self_evaluation"), "self_eval");
            $self_eval->setInfo($this->lng->txt("survey_360_self_evaluation_info"));
            $self_eval->setChecked($this->object->get360SelfEvaluation());
            $form->addItem($self_eval);

            $self_rate = new ilCheckboxInputGUI($this->lng->txt("survey_360_self_raters"), "self_rate");
            $self_rate->setInfo($this->lng->txt("survey_360_self_raters_info"));
            $self_rate->setChecked($this->object->get360SelfRaters());
            $form->addItem($self_rate);

            $self_appr = new ilCheckboxInputGUI($this->lng->txt("survey_360_self_appraisee"), "self_appr");
            $self_appr->setInfo($this->lng->txt("survey_360_self_appraisee_info"));
            $self_appr->setChecked($this->object->get360SelfAppraisee());
            $form->addItem($self_appr);
        }
        
        
        // activation
        
        include_once "Services/Object/classes/class.ilObjectActivation.php";
        $this->lng->loadLanguageModule('rep');
        
        $section = new ilFormSectionHeaderGUI();
        $section->setTitle($this->lng->txt('rep_activation_availability'));
        $form->addItem($section);
        
        // additional info only with multiple references
        $act_obj_info = $act_ref_info = "";
        if (sizeof(ilObject::_getAllReferences($this->object->getId())) > 1) {
            $act_obj_info = ' ' . $this->lng->txt('rep_activation_online_object_info');
            $act_ref_info = $this->lng->txt('rep_activation_access_ref_info');
        }
        
        $online = new ilCheckboxInputGUI($this->lng->txt('rep_activation_online'), 'online');
        $online->setInfo($this->lng->txt('svy_activation_online_info') . $act_obj_info);
        $online->setChecked($this->object->isOnline());
        $form->addItem($online);
        
        include_once "Services/Form/classes/class.ilDateDurationInputGUI.php";
        $dur = new ilDateDurationInputGUI($this->lng->txt('rep_visibility_until'), "access_period");
        $dur->setShowTime(true);
        $date = $this->object->getActivationStartDate();
        $dur->setStart($date
            ? new ilDateTime($date, IL_CAL_UNIX)
            : null);
        $date = $this->object->getActivationEndDate();
        $dur->setEnd($date
            ? new ilDateTime($date, IL_CAL_UNIX)
            : null);
        $form->addItem($dur);

        $visible = new ilCheckboxInputGUI($this->lng->txt('rep_activation_limited_visibility'), 'access_visiblity');
        $visible->setInfo($this->lng->txt('svy_activation_limited_visibility_info'));
        $visible->setChecked($this->object->getActivationVisibility());
        $dur->addSubItem($visible);
            
                                                                        
        // before start
        
        $section = new ilFormSectionHeaderGUI();
        $section->setTitle($this->lng->txt('svy_settings_section_before_start'));
        $form->addItem($section);
        
        // introduction
        $intro = new ilTextAreaInputGUI($this->lng->txt("introduction"), "introduction");
        $intro->setValue($this->object->prepareTextareaOutput($this->object->getIntroduction()));
        $intro->setRows(10);
        $intro->setCols(80);
        $intro->setUseRte(true);
        $intro->setInfo($this->lng->txt("survey_introduction_info"));
        include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
        $intro->setRteTags(ilObjAdvancedEditing::_getUsedHTMLTags("survey"));
        $intro->addPlugin("latex");
        $intro->addButton("latex");
        $intro->addButton("pastelatex");
        $intro->setRTESupport($this->object->getId(), "svy", "survey", null, $hide_rte_switch);
        $form->addItem($intro);

        
        // access
        
        $section = new ilFormSectionHeaderGUI();
        $section->setTitle($this->lng->txt('svy_settings_section_access'));
        $form->addItem($section);
        
        // enable start date
        $start = $this->object->getStartDate();
        // start date
        $startingtime = new ilDateTimeInputGUI($this->lng->txt("start_date"), 'start_date');
        $startingtime->setShowTime(true);
        if ($start) {
            $startingtime->setDate(new ilDate($start, IL_CAL_TIMESTAMP));
        }
        $form->addItem($startingtime);

        // enable end date
        $end = $this->object->getEndDate();
        // end date
        $endingtime = new ilDateTimeInputGUI($this->lng->txt("end_date"), 'end_date');
        $endingtime->setShowTime(true);
        if ($end) {
            $endingtime->setDate(new ilDate($end, IL_CAL_TIMESTAMP));
        }
        $form->addItem($endingtime);
                            
        // anonymization
        if (!$this->object->get360Mode()) {
            $codes = new ilCheckboxInputGUI($this->lng->txt("survey_access_codes"), "acc_codes");
            $codes->setInfo($this->lng->txt("survey_access_codes_info"));
            $codes->setChecked(!$this->object->isAccessibleWithoutCode());
            $form->addItem($codes);
                
            if (ilObjSurvey::_hasDatasets($this->object->getSurveyId())) {
                $codes->setDisabled(true);
            }
        }
        
        
        // question behaviour
        
        $section = new ilFormSectionHeaderGUI();
        $section->setTitle($this->lng->txt('svy_settings_section_question_behaviour'));
        $form->addItem($section);
        
        // show question titles
        $show_question_titles = new ilCheckboxInputGUI($this->lng->txt("svy_show_questiontitles"), "show_question_titles");
        $show_question_titles->setValue(1);
        $show_question_titles->setChecked($this->object->getShowQuestionTitles());
        $form->addItem($show_question_titles);
        
        
        // finishing
        
        $info = new ilFormSectionHeaderGUI();
        $info->setTitle($this->lng->txt("svy_settings_section_finishing"));
        $form->addItem($info);
                            
        $view_own = new ilCheckboxInputGUI($this->lng->txt("svy_results_view_own"), "view_own");
        $view_own->setInfo($this->lng->txt("svy_results_view_own_info"));
        $view_own->setChecked($this->object->hasViewOwnResults());
        $form->addItem($view_own);
        
        $mail_confirm = new ilCheckboxInputGUI($this->lng->txt("svy_results_mail_confirm"), "mail_confirm");
        $mail_confirm->setInfo($this->lng->txt("svy_results_mail_confirm_info"));
        $mail_confirm->setChecked($this->object->hasMailConfirmation());
        $form->addItem($mail_confirm);

        $mail_own = new ilCheckboxInputGUI($this->lng->txt("svy_results_mail_own"), "mail_own");
        $mail_own->setInfo($this->lng->txt("svy_results_mail_own_info"));
        $mail_own->setChecked($this->object->hasMailOwnResults());
        $mail_confirm->addSubItem($mail_own);
        
        // final statement
        $finalstatement = new ilTextAreaInputGUI($this->lng->txt("outro"), "outro");
        $finalstatement->setValue($this->object->prepareTextareaOutput($this->object->getOutro()));
        $finalstatement->setRows(10);
        $finalstatement->setCols(80);
        $finalstatement->setUseRte(true);
        $finalstatement->setRteTags(ilObjAdvancedEditing::_getUsedHTMLTags("survey"));
        $finalstatement->addPlugin("latex");
        $finalstatement->addButton("latex");
        $finalstatement->addButton("pastelatex");
        $finalstatement->setRTESupport($this->object->getId(), "svy", "survey", null, $hide_rte_switch);
        $form->addItem($finalstatement);
        
        // mail notification
        $mailnotification = new ilCheckboxInputGUI($this->lng->txt("mailnotification"), "mailnotification");
        // $mailnotification->setOptionTitle($this->lng->txt("activate"));
        $mailnotification->setInfo($this->lng->txt("svy_result_mail_notification_info")); // #11762
        $mailnotification->setValue(1);
        $mailnotification->setChecked($this->object->getMailNotification());

        // addresses
        $mailaddresses = new ilTextInputGUI($this->lng->txt("mailaddresses"), "mailaddresses");
        $mailaddresses->setValue($this->object->getMailAddresses());
        $mailaddresses->setSize(80);
        $mailaddresses->setInfo($this->lng->txt('mailaddresses_info'));
        $mailaddresses->setRequired(true);

        // participant data
        $participantdata = new ilTextAreaInputGUI($this->lng->txt("mailparticipantdata"), "mailparticipantdata");
        $participantdata->setValue($this->object->getMailParticipantData());
        $participantdata->setRows(6);
        $participantdata->setCols(80);
        $participantdata->setUseRte(false);
        $participantdata->setInfo($this->lng->txt("mailparticipantdata_info"));
        
        // #12755 - because of privacy concerns we restrict user data to a minimum
        $placeholders = array(
            "FIRST_NAME" => "firstname",
            "LAST_NAME" => "lastname",
            "LOGIN" => "login"
        );
        $txt = array();
        foreach ($placeholders as $placeholder => $caption) {
            $txt[] = "[" . strtoupper($placeholder) . "]: " . $this->lng->txt($caption);
        }
        $txt = implode("<br />", $txt);
        $participantdatainfo = new ilNonEditableValueGUI($this->lng->txt("mailparticipantdata_placeholder"), "", true);
        $participantdatainfo->setValue($txt);

        $mailnotification->addSubItem($mailaddresses);
        $mailnotification->addSubItem($participantdata);
        $mailnotification->addSubItem($participantdatainfo);
        $form->addItem($mailnotification);
    
        // tutor notification - currently not available for 360°
        if (!$this->object->get360Mode()) {
            // parent course?
            $tree = $this->tree;
            $has_parent = $tree->checkForParentType($this->object->getRefId(), "grp");
            if (!$has_parent) {
                $has_parent = $tree->checkForParentType($this->object->getRefId(), "crs");
            }
            $num_inv = sizeof($this->object->getInvitedUsers());
            
            // notification
            $tut = new ilCheckboxInputGUI($this->lng->txt("survey_notification_tutor_setting"), "tut");
            $tut->setChecked($this->object->getTutorNotificationStatus());
            $form->addItem($tut);

            $tut_logins = array();
            $tuts = $this->object->getTutorNotificationRecipients();
            if ($tuts) {
                foreach ($tuts as $tut_id) {
                    $tmp = ilObjUser::_lookupName($tut_id);
                    if ($tmp["login"]) {
                        $tut_logins[] = $tmp["login"];
                    }
                }
            }
            $tut_ids = new ilTextInputGUI($this->lng->txt("survey_notification_tutor_recipients"), "tut_ids");
            $tut_ids->setDataSource($this->ctrl->getLinkTarget($this, "doAutoComplete", "", true));
            $tut_ids->setRequired(true);
            $tut_ids->setMulti(true);
            $tut_ids->setMultiValues($tut_logins);
            $tut_ids->setValue(array_shift($tut_logins));
            $tut->addSubItem($tut_ids);

            $tut_grp = new ilRadioGroupInputGUI($this->lng->txt("survey_notification_target_group"), "tut_grp");
            $tut_grp->setRequired(true);
            $tut_grp->setValue($this->object->getTutorNotificationTarget());
            $tut->addSubItem($tut_grp);

            $tut_grp_crs = new ilRadioOption(
                $this->lng->txt("survey_notification_target_group_parent_course"),
                ilObjSurvey::NOTIFICATION_PARENT_COURSE
            );
            if (!$has_parent) {
                $tut_grp_crs->setInfo($this->lng->txt("survey_notification_target_group_parent_course_inactive"));
            } else {
                $tut_grp_crs->setInfo(sprintf(
                    $this->lng->txt("survey_notification_target_group_invited_info"),
                    count($this->object->getNotificationTargetUserIds(false))
                ));
            }
            $tut_grp->addOption($tut_grp_crs);

            $tut_grp_inv = new ilRadioOption(
                $this->lng->txt("survey_notification_target_group_invited"),
                ilObjSurvey::NOTIFICATION_INVITED_USERS
            );
            $tut_grp_inv->setInfo(sprintf($this->lng->txt("survey_notification_target_group_invited_info"), $num_inv));
            $tut_grp->addOption($tut_grp_inv);
        }
        
        
        // reminders
        
        $info = new ilFormSectionHeaderGUI();
        $info->setTitle($this->lng->txt("svy_settings_section_reminders"));
        $form->addItem($info);

        $rmd = new ilCheckboxInputGUI($this->lng->txt("survey_reminder_setting"), "rmd");
        $rmd->setChecked($this->object->getReminderStatus());
        $form->addItem($rmd);

        $rmd_start = new ilDateTimeInputGUI($this->lng->txt("survey_reminder_start"), "rmd_start");
        $rmd_start->setRequired(true);
        $start = $this->object->getReminderStart();
        if ($start) {
            $rmd_start->setDate($start);
        }
        $rmd->addSubItem($rmd_start);

        $end = $this->object->getReminderEnd();
        $rmd_end = new ilDateTimeInputGUI($this->lng->txt("survey_reminder_end"), "rmd_end");
        if ($end) {
            $rmd_end->setDate($end);
        }
        $rmd->addSubItem($rmd_end);

        $rmd_freq = new ilNumberInputGUI($this->lng->txt("survey_reminder_frequency"), "rmd_freq");
        $rmd_freq->setRequired(true);
        $rmd_freq->setSize(3);
        $rmd_freq->setSuffix($this->lng->txt("survey_reminder_frequency_days"));
        $rmd_freq->setValue($this->object->getReminderFrequency());
        $rmd_freq->setMinValue(1);
        $rmd->addSubItem($rmd_freq);


        if (!$this->object->get360Mode()) {
            $rmd_grp = new ilRadioGroupInputGUI($this->lng->txt("survey_notification_target_group"), "rmd_grp");
            $rmd_grp->setRequired(true);
            $rmd_grp->setValue($this->object->getReminderTarget());
            $rmd->addSubItem($rmd_grp);

            $rmd_grp_crs = new ilRadioOption(
                $this->lng->txt("survey_notification_target_group_parent_course"),
                ilObjSurvey::NOTIFICATION_PARENT_COURSE
            );
            if (!$has_parent) {
                $rmd_grp_crs->setInfo($this->lng->txt("survey_notification_target_group_parent_course_inactive"));
            } else {
                $rmd_grp_crs->setInfo(sprintf(
                    $this->lng->txt("survey_notification_target_group_invited_info"),
                    count($this->object->getNotificationTargetUserIds(false))
                ));
            }
            $rmd_grp->addOption($rmd_grp_crs);

            $rmd_grp_inv = new ilRadioOption(
                $this->lng->txt("survey_notification_target_group_invited"),
                ilObjSurvey::NOTIFICATION_INVITED_USERS
            );
            $rmd_grp_inv->setInfo(sprintf($this->lng->txt("survey_notification_target_group_invited_info"), $num_inv));
            $rmd_grp->addOption($rmd_grp_inv);

            $mtmpl = $this->object->getReminderMailTemplates();
            if ($mtmpl) {
                $rmdt = new ilRadioGroupInputGUI($this->lng->txt("svy_reminder_mail_template"), "rmdt");
                $rmdt->setRequired(true);
                $rmdt->addOption(new ilRadioOption($this->lng->txt("svy_reminder_mail_template_none"), -1));
                foreach ($mtmpl as $mtmpl_id => $mtmpl_caption) {
                    $option = new ilRadioOption($mtmpl_caption, $mtmpl_id);
                    $rmdt->addOption($option);
                }
                $rmdt->setValue($this->object->getReminderTemplate()
                    ? $this->object->getReminderTemplate()
                    : -1);
                $rmd->addSubItem($rmdt);
            }
        } else {
            // remind appraisees
            $cb = new ilCheckboxInputGUI($this->lng->txt("survey_notification_target_group"), "remind_appraisees");
            $cb->setOptionTitle($this->lng->txt("survey_360_appraisees"));
            $cb->setInfo($this->lng->txt("survey_360_appraisees_remind_info"));
            $cb->setValue("1");
            $cb->setChecked(in_array(
                $this->object->getReminderTarget(),
                array(ilObjSurvey::NOTIFICATION_APPRAISEES, ilObjSurvey::NOTIFICATION_APPRAISEES_AND_RATERS)
            ));
            $rmd->addSubItem($cb);

            // remind raters
            $cb = new ilCheckboxInputGUI("", "remind_raters");
            $cb->setOptionTitle($this->lng->txt("survey_360_raters"));
            $cb->setInfo($this->lng->txt("survey_360_raters_remind_info"));
            $cb->setValue("1");
            $cb->setChecked(in_array(
                $this->object->getReminderTarget(),
                array(ilObjSurvey::NOTIFICATION_RATERS, ilObjSurvey::NOTIFICATION_APPRAISEES_AND_RATERS)
            ));
            $rmd->addSubItem($cb);
        }

        
        // results
        
        $results = new ilFormSectionHeaderGUI();
        $results->setTitle($this->lng->txt("results"));
        $form->addItem($results);

        // evaluation access
        if (!$this->object->get360Mode()) {
            $evaluation_access = new ilRadioGroupInputGUI($this->lng->txt('evaluation_access'), "evaluation_access");
            
            $option = new ilCheckboxOption($this->lng->txt("evaluation_access_off"), ilObjSurvey::EVALUATION_ACCESS_OFF, '');
            $option->setInfo($this->lng->txt("svy_evaluation_access_off_info"));
            $evaluation_access->addOption($option);
            
            $option = new ilCheckboxOption($this->lng->txt("evaluation_access_all"), ilObjSurvey::EVALUATION_ACCESS_ALL, '');
            $option->setInfo($this->lng->txt("svy_evaluation_access_all_info"));
            $evaluation_access->addOption($option);
            
            $option = new ilCheckboxOption($this->lng->txt("evaluation_access_participants"), ilObjSurvey::EVALUATION_ACCESS_PARTICIPANTS, '');
            $option->setInfo($this->lng->txt("svy_evaluation_access_participants_info"));
            $evaluation_access->addOption($option);
            
            $evaluation_access->setValue($this->object->getEvaluationAccess());
            $form->addItem($evaluation_access);
            
            
            $anonymization_options = new ilRadioGroupInputGUI($this->lng->txt("survey_results_anonymization"), "anonymization_options");
            
            $option = new ilCheckboxOption($this->lng->txt("survey_results_personalized"), "statpers");
            $option->setInfo($this->lng->txt("survey_results_personalized_info"));
            $anonymization_options->addOption($option);
            
            $option = new ilCheckboxOption($this->lng->txt("survey_results_anonymized"), "statanon");
            $option->setInfo($this->lng->txt("survey_results_anonymized_info"));
            $anonymization_options->addOption($option);
            $anonymization_options->setValue($this->object->hasAnonymizedResults()
                ? "statanon"
                : "statpers");
            $form->addItem($anonymization_options);
            
            $surveySetting = new ilSetting("survey");
            if ($surveySetting->get("anonymous_participants", false)) {
                $min = "";
                if ($surveySetting->get("anonymous_participants_min", 0)) {
                    $min = " (" . $this->lng->txt("svy_anonymous_participants_min") . ": " .
                        $surveySetting->get("anonymous_participants_min") . ")";
                }
                
                $anon_list = new ilCheckboxInputGUI($this->lng->txt("svy_anonymous_participants_svy"), "anon_list");
                $anon_list->setInfo($this->lng->txt("svy_anonymous_participants_svy_info") . $min);
                $anon_list->setChecked($this->object->hasAnonymousUserList());
                $option->addSubItem($anon_list);
            }
            
            if ($this->object->_hasDatasets($this->object->getSurveyId())) {
                $anonymization_options->setDisabled(true);
                if ($anon_list) {
                    $anon_list->setDisabled(true);
                }
            }
        }
        // 360°
        else {
            $ts_results = new ilRadioGroupInputGUI($this->lng->txt("survey_360_results"), "ts_res");
            $ts_results->setValue($this->object->get360Results());
            
            $option = new ilRadioOption($this->lng->txt("survey_360_results_none"), ilObjSurvey::RESULTS_360_NONE);
            $option->setInfo($this->lng->txt("survey_360_results_none_info"));
            $ts_results->addOption($option);
            
            $option = new ilRadioOption($this->lng->txt("survey_360_results_own"), ilObjSurvey::RESULTS_360_OWN);
            $option->setInfo($this->lng->txt("survey_360_results_own_info"));
            $ts_results->addOption($option);
            
            $option = new ilRadioOption($this->lng->txt("survey_360_results_all"), ilObjSurvey::RESULTS_360_ALL);
            $option->setInfo($this->lng->txt("survey_360_results_all_info"));
            $ts_results->addOption($option);
            $form->addItem($ts_results);
        }

            
        // competence service activation for 360 mode
        
        include_once("./Services/Skill/classes/class.ilSkillManagementSettings.php");
        $skmg_set = new ilSkillManagementSettings();
        if ($this->object->get360Mode() && $skmg_set->isActivated()) {
            $other = new ilFormSectionHeaderGUI();
            $other->setTitle($this->lng->txt("other"));
            $form->addItem($other);
            
            $skill_service = new ilCheckboxInputGUI($this->lng->txt("survey_activate_skill_service"), "skill_service");
            $skill_service->setInfo($this->lng->txt("survey_activate_skill_service_info"));
            $skill_service->setChecked($this->object->get360SkillService());
            $form->addItem($skill_service);
        }
                
        
        $form->addCommandButton("saveProperties", $this->lng->txt("save"));

        // remove items when using template
        if ($template_settings) {
            foreach ($template_settings as $id => $item) {
                if ($item["hide"]) {
                    if ($id == "enabled_end_date") {
                        $id = "end_date";
                    }
                    if ($id == "enabled_start_date") {
                        $id = "start_date";
                    }
                    $form->removeItemByPostVar($id, true);
                }
            }
        }
        return $form;
    }
    
    public function addSubTabs($a_section)
    {
        if ($a_section == 'settings') {
            $this->tabs_gui->addSubTabTarget(
                "settings",
                $this->ctrl->getLinkTarget($this, 'properties')
            );
            
            $lti_settings = new ilLTIProviderObjectSettingGUI($this->object->getRefId());
            if ($lti_settings->hasSettingsAccess()) {
                $this->tabs_gui->addSubTabTarget(
                    'lti_provider',
                    $this->ctrl->getLinkTargetByClass(ilLTIProviderObjectSettingGUI::class)
                );
            }
        }
    }


    public function propertiesObject(ilPropertyFormGUI $a_form = null)
    {
        $ilTabs = $this->tabs;
        $ilHelp = $this->help;
        
        $this->checkPermission("write");
        
        $this->addSubTabs('settings');
        $ilTabs->activateTab("settings");
        $ilTabs->activateSubTab('settings');
        
        if ($this->object->get360Mode()) {
            $ilHelp->setScreenId("settings_360");
        }
        
        if (!$a_form) {
            $a_form = $this->initPropertiesForm();
        }
        
        // using template?
        $message = "";
        if ($this->object->getTemplate()) {
            $link = $this->ctrl->getLinkTarget($this, "confirmResetTemplate");
            $link = "<a href=\"" . $link . "\">" . $this->lng->txt("survey_using_template_link") . "</a>";
            $message = "<div style=\"margin-top:10px\">" .
                $this->tpl->getMessageHTML(sprintf(
                    $this->lng->txt("survey_using_template"),
                    ilSettingsTemplate::lookupTitle($this->object->getTemplate()),
                    $link
                ), "info") . // #10651
                "</div>";
        }
    
        $this->tpl->setContent($a_form->getHTML() . $message);
    }
            
    public function doAutoCompleteObject()
    {
        $fields = array('login','firstname','lastname','email');
                
        include_once './Services/User/classes/class.ilUserAutoComplete.php';
        $auto = new ilUserAutoComplete();
        $auto->setSearchFields($fields);
        $auto->setResultField('login');
        $auto->enableFieldSearchableCheck(true);
        $auto->setMoreLinkAvailable(true);

        if (($_REQUEST['fetchall'])) {
            $auto->setLimit(ilUserAutoComplete::MAX_ENTRIES);
        }

        echo $auto->getList(ilUtil::stripSlashes($_REQUEST['term']));
        exit();
    }
    
    public function confirmResetTemplateObject()
    {
        ilUtil::sendQuestion($this->lng->txt("survey_confirm_template_reset"));
        $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_svy_confirm_resettemplate.html", "Modules/Survey");
        $this->tpl->setCurrentBlock("adm_content");
        $this->tpl->setVariable("BTN_CONFIRM_REMOVE", $this->lng->txt("confirm"));
        $this->tpl->setVariable("BTN_CANCEL_REMOVE", $this->lng->txt("cancel"));
        $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this, "resetTemplateObject"));
        $this->tpl->parseCurrentBlock();
    }

    public function resetTemplateObject()
    {
        $this->object->setTemplate(null);
        $this->object->saveToDB();

        ilUtil::sendSuccess($this->lng->txt("survey_template_reset"), true);
        $this->ctrl->redirect($this, "properties");
    }

    
    
    //
    // IMPORT/EXPORT
    //
    
    protected function initImportForm($a_new_type)
    {
        include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
        $form = new ilPropertyFormGUI();
        $form->setTarget("_top");
        $form->setFormAction($this->ctrl->getFormAction($this));
        $form->setTitle($this->lng->txt("import_svy"));

        include_once("./Services/Form/classes/class.ilFileInputGUI.php");
        $fi = new ilFileInputGUI($this->lng->txt("import_file"), "importfile");
        $fi->setSuffixes(array("zip"));
        $fi->setRequired(true);
        $form->addItem($fi);

        include_once("./Modules/Survey/classes/class.ilObjSurvey.php");
        $svy = new ilObjSurvey();
        $questionspools = $svy->getAvailableQuestionpools(true, true, true);

        $pools = new ilSelectInputGUI($this->lng->txt("select_questionpool_short"), "spl");
        $pools->setOptions(array(""=>$this->lng->txt("dont_use_questionpool")) + $questionspools);
        $pools->setRequired(false);
        $form->addItem($pools);

        $form->addCommandButton("importSurvey", $this->lng->txt("import"));
        $form->addCommandButton("cancel", $this->lng->txt("cancel"));

        return $form;
    }
    
    public function importSurveyObject()
    {
        $tpl = $this->tpl;

        $parent_id = $_GET["ref_id"];
        $new_type = $_REQUEST["new_type"];

        // create permission is already checked in createObject. This check here is done to prevent hacking attempts
        $this->checkPermission("create", "", $new_type);

        $this->lng->loadLanguageModule($new_type);
        $this->ctrl->setParameter($this, "new_type", $new_type);

        $form = $this->initImportForm($new_type);
        if ($form->checkInput()) {
            include_once("./Modules/Survey/classes/class.ilObjSurvey.php");
            $newObj = new ilObjSurvey();
            $newObj->setType($new_type);
            $newObj->setTitle("dummy");
            $newObj->setDescription("dummy");
            $newObj->create(true);
            $this->putObjectInTree($newObj);

            // copy uploaded file to import directory

            $this->log->debug("form->getInput(spl) = " . $form->getInput("spl"));

            $error = $newObj->importObject($_FILES["importfile"], $form->getInput("spl"));
            if (strlen($error)) {
                $newObj->delete();
                ilUtil::sendFailure($error);
                return;
            }

            ilUtil::sendSuccess($this->lng->txt("object_imported"), true);
            ilUtil::redirect("ilias.php?ref_id=" . $newObj->getRefId() .
                "&baseClass=ilObjSurveyGUI");

            // using template?
            include_once "Services/Administration/classes/class.ilSettingsTemplate.php";
            $templates = ilSettingsTemplate::getAllSettingsTemplates("svy");
            if ($templates) {
                $tpl = $this->tpl;
                $tpl->addJavaScript("./Modules/Scorm2004/scripts/questions/jquery.js");
                // $tpl->addJavaScript("./Modules/Scorm2004/scripts/questions/jquery-ui-min.js");

                $this->tpl->setCurrentBlock("template_option");
                $this->tpl->setVariable("VAL_TEMPLATE_OPTION", "");
                $this->tpl->setVariable("TXT_TEMPLATE_OPTION", $this->lng->txt("none"));
                $this->tpl->parseCurrentBlock();

                foreach ($templates as $item) {
                    $this->tpl->setCurrentBlock("template_option");
                    $this->tpl->setVariable("VAL_TEMPLATE_OPTION", $item["id"]);
                    $this->tpl->setVariable("TXT_TEMPLATE_OPTION", $item["title"]);
                    $this->tpl->parseCurrentBlock();

                    $desc = str_replace("\n", "", nl2br($item["description"]));
                    $desc = str_replace("\r", "", $desc);

                    $this->tpl->setCurrentBlock("js_data");
                    $this->tpl->setVariable("JS_DATA_ID", $item["id"]);
                    $this->tpl->setVariable("JS_DATA_TEXT", $desc);
                    $this->tpl->parseCurrentBlock();
                }

                $this->tpl->setCurrentBlock("templates");
                $this->tpl->setVariable("TXT_TEMPLATE", $this->lng->txt("svy_settings_template"));
                $this->tpl->parseCurrentBlock();
            }
        }
        
        // display form to correct errors
        $form->setValuesByPost();
        $tpl->setContent($form->getHtml());
    }
    
    
    //
    // INFOSCREEN
    //

    public function infoScreenObject()
    {
        $this->ctrl->setCmd("showSummary");
        $this->ctrl->setCmdClass("ilinfoscreengui");
        $this->infoScreen();
    }
    
    public function infoScreen()
    {
        $ilTabs = $this->tabs;
        $ilUser = $this->user;
        $ilToolbar = $this->toolbar;
        $ilAccess = $this->access;
        
        if (!$this->external_rater_360) {
            if (!$this->checkPermissionBool("read")) {
                $this->checkPermission("visible");
            }
        }
        
        $ilTabs->activateTab("info_short");
        
        include_once "./Modules/Survey/classes/class.ilSurveyExecutionGUI.php";
        $output_gui = new ilSurveyExecutionGUI($this->object);
        
        include_once("./Services/InfoScreen/classes/class.ilInfoScreenGUI.php");
        $info = new ilInfoScreenGUI($this);
        $info->enablePrivateNotes();
        
        
        $is_appraisee = false;
        
        // 360° - appraisee infos
        if ($this->object->get360Mode() &&
            $this->object->isAppraisee($ilUser->getId())) {
            $is_appraisee = true;

            $info->addSection($this->lng->txt("survey_360_appraisee_info"));

            $appr_data = $this->object->getAppraiseesData();
            $appr_data = $appr_data[$ilUser->getId()];
            $info->addProperty($this->lng->txt("survey_360_raters_status_info"), $appr_data["finished"]);

            if (!$appr_data["closed"]) {
                include_once "Services/UIComponent/Button/classes/class.ilLinkButton.php";
                $button = ilLinkButton::getInstance();
                $button->setCaption("survey_360_appraisee_close_action");
                $button->setUrl($this->ctrl->getLinkTargetByClass("ilsurveyparticipantsgui", "confirmappraiseeclose"));
                $close_button_360 = '<div>' . $button->render() . '</div>';

                $txt = "survey_360_appraisee_close_action_info";
                if ($this->object->get360SkillService()) {
                    $txt .= "_skill";
                }
                $info->addProperty(
                    $this->lng->txt("status"),
                    $close_button_360 . $this->lng->txt($txt)
                );
            } else {
                ilDatePresentation::setUseRelativeDates(false);

                $dt = new ilDateTime($appr_data["closed"], IL_CAL_UNIX);
                $info->addProperty(
                    $this->lng->txt("status"),
                    sprintf(
                        $this->lng->txt("survey_360_appraisee_close_action_status"),
                        ilDatePresentation::formatDate($dt)
                    )
                );
            }
        }
        
        
        // handle (anonymous) code

        // validate incoming
        $code_input = false;
        $anonymous_code = $_POST["anonymous_id"];
        if ($anonymous_code) {
            $code_input = true;
            // if(!$this->object->isUnusedCode($anonymous_code, $ilUser->getId()))
            if (!$this->object->checkSurveyCode($anonymous_code)) { // #15031 - valid as long survey is not finished
                $anonymous_code = null;
            } else {
                // #15860
                $this->object->bindSurveyCodeToUser($ilUser->getId(), $anonymous_code);
            }
        }
        if ($anonymous_code) {
            $_SESSION["anonymous_id"][$this->object->getId()] = $anonymous_code;
        } else {
            $anonymous_code = $_SESSION["anonymous_id"][$this->object->getId()];
            if ($anonymous_code) {
                $code_input = true;
            }
        }

        // try to find code for current (registered) user from existing run
        if ($this->object->getAnonymize() && !$anonymous_code) {
            $anonymous_code = $this->object->findCodeForUser($ilUser->getId());
        }

        // get existing runs for current user, might generate code
        $participant_status = $this->object->getUserSurveyExecutionStatus($anonymous_code);
        if ($participant_status) {
            $anonymous_code = $participant_status["code"];
            $participant_status = $participant_status["runs"];
        }

        // (final) check for proper anonymous code
        if (!$this->object->isAccessibleWithoutCode() &&
            !$is_appraisee &&
            $code_input && // #11346
            (!$anonymous_code || !$this->object->isAnonymousKey($anonymous_code))) {
            $anonymous_code = null;
            ilUtil::sendInfo($this->lng->txt("wrong_survey_code_used"));
        }

        // :TODO: really save in session?
        $_SESSION["anonymous_id"][$this->object->getId()] = $anonymous_code;
        $survey_started = $this->object->isSurveyStarted($ilUser->getId(), $anonymous_code);
                                
        $showButtons = $big_button = false;

        // already finished?
        if (!$this->object->get360Mode() &&
                ($survey_started === 1 &&                                                                                       // survey finished
                !(!$this->object->isAccessibleWithoutCode() && !$anonymous_code && $ilUser->getId() == ANONYMOUS_USER_ID))) {   // not code accessible an no anonymous code and anonymous user (see #0020333)
            ilUtil::sendInfo($this->lng->txt("already_completed_survey"));
            
            if ($ilUser->getId() != ANONYMOUS_USER_ID) {
                if ($this->object->hasViewOwnResults()) {
                    include_once "Services/UIComponent/Button/classes/class.ilLinkButton.php";
                    $button = ilLinkButton::getInstance();
                    $button->setCaption("svy_view_own_results");
                    $button->setUrl($this->ctrl->getLinkTarget($this, "viewUserResults"));
                    $ilToolbar->addButtonInstance($button);
                }

                // see ilSurveyExecutionGUI
                if ($this->object->hasMailConfirmation()) {
                    if ($this->object->hasViewOwnResults()) {
                        $ilToolbar->addSeparator();
                    }

                    if ($ilUser->getId() == ANONYMOUS_USER_ID ||
                        !$ilUser->getEmail()) {
                        require_once "Services/Form/classes/class.ilTextInputGUI.php";
                        $mail = new ilTextInputGUI($this->lng->txt("email"), "mail");
                        $mail->setSize(25);
                        $mail->setValue($ilUser->getEmail());
                        $ilToolbar->addInputItem($mail, true);
                    }

                    $ilToolbar->setFormAction($this->ctrl->getFormAction($this, "mailUserResults"));

                    include_once "Services/UIComponent/Button/classes/class.ilSubmitButton.php";
                    $button = ilSubmitButton::getInstance();
                    $button->setCaption("svy_mail_send_confirmation");
                    $button->setCommand("mailUserResults");
                    $ilToolbar->addButtonInstance($button);
                }
            }
        } else {
            // "active" survey?
            $canStart = $this->object->canStartSurvey(null, $this->external_rater_360);

            $showButtons = $canStart["result"];
            if (!$showButtons) {
                if ($canStart["edit_settings"] &&
                    $ilAccess->checkAccess("write", "", $this->ref_id)) {
                    $canStart["messages"][] = "<a href=\"" . $this->ctrl->getLinkTarget($this, "properties") . "\">&raquo; " .
                        $this->lng->txt("survey_edit_settings") . "</a>";
                }
                ilUtil::sendInfo(implode("<br />", $canStart["messages"]));
            }
        }
        
        if ($showButtons) {
            // code is mandatory and not given yet
            if (!$is_appraisee &&
                !$anonymous_code &&
                !$this->object->isAccessibleWithoutCode()) {
                $info->setFormAction($this->ctrl->getFormAction($this, "infoScreen"));
                $info->addSection($this->lng->txt("anonymization"));
                $info->addProperty("", $this->lng->txt("anonymize_anonymous_introduction"));
                $info->addPropertyTextinput($this->lng->txt("enter_anonymous_id"), "anonymous_id", "", 8, "infoScreen", $this->lng->txt("submit"), true);
            } else {
                // trunk/default
                if (!$this->object->get360Mode()) {
                    if ($anonymous_code) {
                        $info->addHiddenElement("anonymous_id", $anonymous_code);
                    }
                    if ($survey_started === 0) {
                        $big_button = array("resume", $this->lng->txt("resume_survey"));
                    } elseif ($survey_started === false) {
                        $big_button = array("start", $this->lng->txt("start_survey"));
                    }
                }
                // 360°
                else {
                    $appr_ids = array();
                    
                    // use given code (if proper external one)
                    if ($anonymous_code) {
                        $anonymous_id = $this->object->getAnonymousIdByCode($anonymous_code);
                        if ($anonymous_id) {
                            $appr_ids = $this->object->getAppraiseesToRate(0, $anonymous_id);
                        }
                    }
                    
                    // registered user
                    // if an auto-code was generated, we still have to check for the original user id
                    if (!$appr_ids && $ilUser->getId() != ANONYMOUS_USER_ID) {
                        $appr_ids = $this->object->getAppraiseesToRate($ilUser->getId());
                    }
                    
                    if (sizeof($appr_ids)) {
                        // map existing runs to appraisees
                        $active_appraisees = array();
                        if ($participant_status) {
                            foreach ($participant_status as $item) {
                                $active_appraisees[$item["appr_id"]] = $item["finished"];
                            }
                        }
                        
                        $list = array();

                        foreach ($appr_ids as $appr_id) {
                            if ($this->object->isAppraiseeClosed($appr_id)) {
                                // closed
                                $list[$appr_id] = $this->lng->txt("survey_360_appraisee_is_closed");
                            } elseif (array_key_exists($appr_id, $active_appraisees)) {
                                // already done
                                if ($active_appraisees[$appr_id]) {
                                    $list[$appr_id] = $this->lng->txt("already_completed_survey");
                                }
                                // resume
                                else {
                                    $list[$appr_id] = array("resume", $this->lng->txt("resume_survey"));
                                }
                            } else {
                                // start
                                $list[$appr_id] = array("start", $this->lng->txt("start_survey"));
                            }
                        }

                        $info->addSection($this->lng->txt("survey_360_rate_other_appraisees"));
                        
                        include_once "Services/User/classes/class.ilUserUtil.php";
                        foreach ($list as $appr_id => $item) {
                            $appr_name = ilUserUtil::getNamePresentation($appr_id, false, false, "", true);
                            
                            if (!is_array($item)) {
                                $info->addProperty($appr_name, $item);
                            } else {
                                $this->ctrl->setParameter($output_gui, "appr_id", $appr_id);
                                $href = $this->ctrl->getLinkTarget($output_gui, $item[0]);
                                $this->ctrl->setParameter($output_gui, "appr_id", "");
                                
                                include_once "Services/UIComponent/Button/classes/class.ilLinkButton.php";
                                $button = ilLinkButton::getInstance();
                                $button->setCaption($item[1], false);
                                $button->setUrl($href);
                                $big_button_360 = '<div>' . $button->render() . '</div>';

                                $info->addProperty($appr_name, $big_button_360);
                            }
                        }
                    } elseif (!$is_appraisee) {
                        ilUtil::sendFailure($this->lng->txt("survey_360_no_appraisees"));
                    }
                }
            }
            
            if ($this->object->get360Mode() &&
                $this->object->get360SelfAppraisee() &&
                !$this->object->isAppraisee($ilUser->getId()) &&
                $ilUser->getId() != ANONYMOUS_USER_ID) { // #14968
                $link = $this->ctrl->getLinkTargetByClass("ilsurveyparticipantsgui", "addSelfAppraisee");
                $link = '<a href="' . $link . '">' . $this->lng->txt("survey_360_add_self_appraisee") . '</a>';
                $info->addProperty("&nbsp;", $link);
            }
        }
        
        if ($big_button) {
            $ilToolbar->setFormAction($this->ctrl->getFormAction($output_gui, "infoScreen"));
            
            include_once "Services/UIComponent/Button/classes/class.ilSubmitButton.php";
            $button = ilSubmitButton::getInstance();
            $button->setCaption($big_button[1], false);
            $button->setCommand($big_button[0]);
            $button->setPrimary(true);
            $ilToolbar->addButtonInstance($button);
            
            $ilToolbar->setCloseFormTag(false);
            $info->setOpenFormTag(false);
        }
        /* #12016
        else
        {
            $info->setFormAction($this->ctrl->getFormAction($output_gui, "infoScreen"));
        }
        */
        
        if (strlen($this->object->getIntroduction())) {
            $introduction = $this->object->getIntroduction();
            $info->addSection($this->lng->txt("introduction"));
            $info->addProperty("", $this->object->prepareTextareaOutput($introduction) .
                "<br />" . $info->getHiddenToggleButton());
        } else {
            $info->addSection("");
            $info->addProperty("", $info->getHiddenToggleButton());
        }

        $info->hideFurtherSections(false);
                        
        if (!$this->object->get360Mode()) {
            $info->addSection($this->lng->txt("svy_general_properties"));
            
            $info->addProperty(
                $this->lng->txt("survey_results_anonymization"),
                !$this->object->hasAnonymizedResults()
                    ? $this->lng->txt("survey_results_personalized_info")
                    : $this->lng->txt("survey_results_anonymized_info")
            );
                    
            include_once "./Modules/Survey/classes/class.ilObjSurveyAccess.php";
            if ($this->checkPermissionBool("write") ||
                ilObjSurveyAccess::_hasEvaluationAccess($this->object->getId(), $ilUser->getId())) {
                $info->addProperty($this->lng->txt("evaluation_access"), $this->lng->txt("evaluation_access_info"));
            }
        }
        
        $info->addMetaDataSections($this->object->getId(), 0, $this->object->getType());
        
        $this->ctrl->forwardCommand($info);
    }
                        
    public function addLocatorItems()
    {
        $ilLocator = $this->locator;
        switch ($this->ctrl->getCmd()) {
            case "next":
            case "previous":
            case "start":
            case "resume":
            case "redirectQuestion":
                $ilLocator->addItem($this->object->getTitle(), $this->ctrl->getLinkTarget($this, "infoScreen"), "", $_GET["ref_id"]);
                break;
            case "evaluation":
            case "checkEvaluationAccess":
            case "evaluationdetails":
            case "evaluationuser":
                $ilLocator->addItem($this->object->getTitle(), $this->ctrl->getLinkTargetByClass("ilsurveyevaluationgui", "evaluation"), "", $_GET["ref_id"]);
                break;
            case "create":
            case "save":
            case "cancel":
            case "importSurvey":
            case "cloneAll":
                break;
            case "infoScreen":
                $ilLocator->addItem($this->object->getTitle(), $this->ctrl->getLinkTarget($this, "infoScreen"), "", $_GET["ref_id"]);
                break;
        default:
                $ilLocator->addItem($this->object->getTitle(), $this->ctrl->getLinkTarget($this, "infoScreen"), "", $_GET["ref_id"]);
                        
                // this has to be done here because ilSurveyEditorGUI is called after finalizing the locator
                if ((int) $_GET["q_id"] && !(int) $_REQUEST["new_for_survey"]) {
                    // not on create
                    // see ilObjSurveyQuestionPool::addLocatorItems
                    $q_id = (int) $_GET["q_id"];
                    include_once "./Modules/SurveyQuestionPool/classes/class.SurveyQuestion.php";
                    $q_type = SurveyQuestion::_getQuestionType($q_id) . "GUI";
                    $this->ctrl->setParameterByClass($q_type, "q_id", $q_id);
                    $ilLocator->addItem(
                        SurveyQuestion::_getTitle($q_id),
                        $this->ctrl->getLinkTargetByClass(array("ilSurveyEditorGUI", $q_type), "editQuestion")
                    );
                }
                break;
        }
    }
    
   
   
    public static function _goto($a_target, $a_access_code = "")
    {
        global $DIC;

        $ilAccess = $DIC->access();
        $lng = $DIC->language();
        
        // see ilObjSurveyAccess::_checkGoto()
        if (strlen($a_access_code)) {
            $_SESSION["anonymous_id"][ilObject::_lookupObjId($a_target)] = $a_access_code;
            $_GET["baseClass"] = "ilObjSurveyGUI";
            $_GET["cmd"] = "infoScreen";
            $_GET["ref_id"] = $a_target;
            include("ilias.php");
            exit;
        }
        
        if ($ilAccess->checkAccess("visible", "", $a_target) ||
            $ilAccess->checkAccess("read", "", $a_target)) {
            $_GET["baseClass"] = "ilObjSurveyGUI";
            $_GET["cmd"] = "infoScreen";
            $_GET["ref_id"] = $a_target;
            include("ilias.php");
            exit;
        } elseif ($ilAccess->checkAccess("read", "", ROOT_FOLDER_ID)) {
            ilUtil::sendFailure(sprintf(
                $lng->txt("msg_no_perm_read_item"),
                ilObject::_lookupTitle(ilObject::_lookupObjId($a_target))
            ), true);
            ilObjectGUI::_gotoRepositoryRoot();
        }
    }
    
    public function getUserResultsTable($a_active_id)
    {
        $rtpl = new ilTemplate("tpl.svy_view_user_results.html", true, true, "Modules/Survey");
        
        $show_titles = (bool) $this->object->getShowQuestionTitles();
        
        foreach ($this->object->getSurveyPages() as $page) {
            if (count($page) > 0) {
                // question block
                if (count($page) > 1) {
                    if ((bool) $page[0]["questionblock_show_blocktitle"]) {
                        $rtpl->setVariable("BLOCK_TITLE", trim($page[0]["questionblock_title"]));
                    }
                }
                
                // questions
                foreach ($page as $question) {
                    $question_gui = $this->object->getQuestionGUI($question["type_tag"], $question["question_id"]);
                    if (is_object($question_gui)) {
                        $rtpl->setCurrentBlock("question_bl");
                        
                        // heading
                        if (strlen($question["heading"])) {
                            $rtpl->setVariable("HEADING", trim($question["heading"]));
                        }
                        
                        $rtpl->setVariable(
                            "QUESTION_DATA",
                            $question_gui->getPrintView(
                                $show_titles,
                                (bool) $question["questionblock_show_questiontext"],
                                $this->object->getId(),
                                $this->object->loadWorkingData($question["question_id"], $a_active_id)
                            )
                        );
                        
                        $rtpl->parseCurrentBlock();
                    }
                }
                
                $rtpl->setCurrentBlock("block_bl");
                $rtpl->parseCurrentBlock();
            }
        }
        
        return $rtpl->get();
    }
    
    protected function viewUserResultsObject()
    {
        $ilUser = $this->user;
        $tpl = $this->tpl;
        $ilTabs = $this->tabs;
        
        $anonymous_code = $_SESSION["anonymous_id"][$this->object->getId()];
        $active_id = $this->object->getActiveID($ilUser->getId(), $anonymous_code, 0);
        if ($this->object->isSurveyStarted($ilUser->getId(), $anonymous_code) !== 1 ||
            !$active_id) {
            $this->ctrl->redirect($this, "infoScreen");
        }
        
        $ilTabs->clearTargets();
        $ilTabs->setBackTarget(
            $this->lng->txt("btn_back"),
            $this->ctrl->getLinkTarget($this, "infoScreen")
        );
        
        $html = $this->getUserResultsTable($active_id);
        $tpl->setContent($html);
    }
    
    protected function getUserResultsPlain($a_active_id)
    {
        $res = array();
        
        $show_titles = (bool) $this->object->getShowQuestionTitles();
        
        foreach ($this->object->getSurveyPages() as $page) {
            if (count($page) > 0) {
                $res[] = "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n";
                
                // question block
                if (count($page) > 1) {
                    if ((bool) $page[0]["questionblock_show_blocktitle"]) {
                        $res[$this->lng->txt("questionblock")] = trim($page[0]["questionblock_title"]) . "\n";
                    }
                }
                
                // questions
                
                $page_res = array();
                
                foreach ($page as $question) {
                    $question_gui = $this->object->getQuestionGUI($question["type_tag"], $question["question_id"]);
                    if (is_object($question_gui)) {
                        $question_parts = array();
                        
                        // heading
                        if (strlen($question["heading"])) {
                            $question_parts[$this->lng->txt("heading")] = trim($question["heading"]);
                        }
                        
                        if ($show_titles) {
                            $question_parts[$this->lng->txt("title")] = trim($question["title"]);
                        }
                        
                        if ((bool) $question["questionblock_show_questiontext"]) {
                            $question_parts[$this->lng->txt("question")] = trim(strip_tags($question_gui->object->getQuestionText()));
                        }
                        
                        $answers = $question_gui->getParsedAnswers(
                            $this->object->loadWorkingData($question["question_id"], $a_active_id),
                            true
                        );
                        
                        if (sizeof($answers)) {
                            $multiline = false;
                            if (sizeof($answers) > 1 ||
                                get_class($question_gui) == "SurveyTextQuestionGUI") {
                                $multiline = true;
                            }
                            
                            $parts = array();
                            foreach ($answers as $answer) {
                                $text = null;
                                if ($answer["textanswer"]) {
                                    $text = ' ("' . $answer["textanswer"] . '")';
                                }
                                if (!isset($answer["cols"])) {
                                    if (isset($answer["title"])) {
                                        $parts[] = $answer["title"] . $text;
                                    } elseif (isset($answer["value"])) {
                                        $parts[] = $answer["value"];
                                    } elseif ($text) {
                                        $parts[] = substr($text, 2, -1);
                                    }
                                }
                                // matrix
                                else {
                                    $tmp = array();
                                    foreach ($answer["cols"] as $col) {
                                        $tmp[] = $col["title"];
                                    }
                                    $parts[] = $answer["title"] . ": " . implode(", ", $tmp) . $text;
                                }
                            }
                            $question_parts[$this->lng->txt("answer")] =
                                ($multiline ? "\n" : "") . implode("\n", $parts);
                        }
                        
                        $tmp = array();
                        foreach ($question_parts as $type => $value) {
                            $tmp[] = $type . ": " . $value;
                        }
                        $page_res[] = implode("\n", $tmp);
                    }
                }
                
                $res[] = implode("\n\n-------------------------------\n\n", $page_res);
            }
        }
        
        $res[] = "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n";
        
        return implode("\n", $res);
    }
    
    public function sendUserResultsMail($a_active_id, $a_recipient)
    {
        $ilUser = $this->user;
        
        $finished = $this->object->getSurveyParticipants(array($a_active_id));
        $finished = array_pop($finished);
        $finished = ilDatePresentation::formatDate(new ilDateTime($finished["finished_tstamp"], IL_CAL_UNIX));
                
        require_once "Services/Mail/classes/class.ilMail.php";
        require_once "Services/Link/classes/class.ilLink.php";
                
        $body = ilMail::getSalutation($ilUser->getId()) . "\n\n";
        $body .= $this->lng->txt("svy_mail_own_results_body") . "\n";
        $body .= "\n" . $this->lng->txt("obj_svy") . ": " . $this->object->getTitle() . "\n";
        $body .= ilLink::_getLink($this->object->getRefId(), "svy") . "\n";
        $body .= "\n" . $this->lng->txt("survey_results_finished") . ": " . $finished . "\n\n";
        
        if ($this->object->hasMailOwnResults()) {
            $subject = "svy_mail_own_results_subject";
            $body .= $this->getUserResultsPlain($a_active_id);
        } else {
            $subject = "svy_mail_confirmation_subject";
        }
        
        // $body .= ilMail::_getAutoGeneratedMessageString($this->lng);
        $body .= ilMail::_getInstallationSignature();
                
        require_once "Services/Mail/classes/class.ilMail.php";
        $mail = new ilMail(ANONYMOUS_USER_ID);
        $mail->sendMimeMail(
            $a_recipient,
            null,
            null,
            sprintf($this->lng->txt($subject), $this->object->getTitle()),
            $body,
            null,
            true
        );
    }
        
    public function mailUserResultsObject()
    {
        $ilUser = $this->user;
        
        $anonymous_code = $_SESSION["anonymous_id"][$this->object->getId()];
        $active_id = $this->object->getActiveID($ilUser->getId(), $anonymous_code, 0);
        if ($this->object->isSurveyStarted($ilUser->getId(), $anonymous_code) !== 1 ||
            !$active_id) {
            $this->ctrl->redirect($this, "infoScreen");
        }
        
        $recipient = $_POST["mail"];
        if (!$recipient) {
            $recipient = $ilUser->getEmail();
        }
        if (!ilUtil::is_email($recipient)) {
            $this->ctrl->redirect($this, "infoScreen");
        }
        
        $this->sendUserResultsMail($active_id, $recipient);
        
        ilUtil::sendSuccess($this->lng->txt("mail_sent"), true);
        $this->ctrl->redirect($this, "infoScreen");
    }
}