class.ilObjSCORMLearningModuleGUI.php

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<?php

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

require_once "./Services/Object/classes/class.ilObjectGUI.php";
require_once("./Services/FileSystem/classes/class.ilFileSystemGUI.php");
require_once("Services/User/classes/class.ilObjUser.php");

require_once("./Modules/ScormAicc/classes/class.ilObjSAHSLearningModuleGUI.php");
require_once("./Modules/ScormAicc/classes/class.ilObjSCORMLearningModule.php");

class ilObjSCORMLearningModuleGUI extends ilObjSAHSLearningModuleGUI
{
        const EXPORT_UNDEF = 0;
        const EXPORT_ALL = 1;
        const EXPORT_SELECTED = 2;

        const EXPORT_TYPE_RAW = 1;
        const EXPORT_TYPE_SUCCESS = 2;

        function ilObjSCORMLearningModuleGUI($a_data,$a_id,$a_call_by_reference, $a_prepare_output = true)
        {
                global $lng;

                $lng->loadLanguageModule("content");
                $lng->loadLanguageModule("search");
                
                $this->type = "sahs";
                $this->ilObjectGUI($a_data,$a_id,$a_call_by_reference,false);
        }

        function assignObject()
        {
                if ($this->id != 0)
                {
                        if ($this->call_by_reference)
                        {
                                $this->object =& new ilObjSCORMLearningModule($this->id, true);
                        }
                        else
                        {
                                $this->object =& new ilObjSCORMLearningModule($this->id, false);
                        }
                }
        }

        function properties()
        {
                global $rbacsystem, $tree, $tpl, $lng, $ilToolbar, $ilCtrl, $ilSetting, $ilTabs;

                $lng->loadLanguageModule("style");

                ilObjSAHSLearningModuleGUI::setSettingsSubTabs();
                $ilTabs->setSubTabActive('cont_settings');

                // view
                $ilToolbar->addButton($this->lng->txt("view"),
                        "ilias.php?baseClass=ilSAHSPresentationGUI&amp;ref_id=".$this->object->getRefID(),
                        "_blank");

                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $this->form = new ilPropertyFormGUI();
                $this->form->setFormAction($ilCtrl->getFormAction($this));
                $this->form->setTitle($this->lng->txt("cont_lm_properties"));
                
                //check/select only once
                $this->object->checkMasteryScoreValues();

                //title
                $ti = new ilTextInputGUI($this->lng->txt("title"), "Fobject_title");
                $ti->setMaxLength(200);
                $ti->setValue($this->object->getTitle());
                $this->form->addItem($ti);
                
                //description
                $ti = new ilTextAreaInputGUI($this->lng->txt("description"), "Fobject_description");
                $ti->setValue($this->object->getDescription());
                $this->form->addItem($ti);

                // SCORM-type
                $ne = new ilNonEditableValueGUI($this->lng->txt("type"), "");
                $ne->setValue($this->lng->txt( "lm_type_" . ilObjSAHSLearningModule::_lookupSubType( $this->object->getID() ) ) );
                $this->form->addItem($ne);

                // version
                $ne = new ilNonEditableValueGUI($this->lng->txt("cont_sc_version"), "");
                $ne->setValue($this->object->getModuleVersion());
                $ne->setInfo($this->lng->txt("cont_sc_version_info"));
                $this->form->addItem($ne);

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

                // online
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_online"), "cobj_online");
                $cb->setValue("y");
                if ($this->object->getOnline())
                {
                        $cb->setChecked(true);
                }
                $cb->setInfo($this->lng->txt("cont_online_info"));
                $this->form->addItem($cb);

                // offline Mode
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_offline_mode_allow"), "cobj_offline_mode");
                $cb->setValue("y");
                $cb->setChecked($this->object->getOfflineMode());
                include_once("./Modules/ScormAicc/classes/class.ilSCORMOfflineMode.php");
                if ($this->object->getOfflineMode()== true && ilSCORMOfflineMode::checkIfAnyoneIsInOfflineMode($this->object->getID()) == true) {
                        $cb->setDisabled(true);
                        $cb->setInfo($this->lng->txt("cont_offline_mode_disable_not_allowed_info"));
                } else {
                        $cb->setInfo($this->lng->txt("cont_offline_mode_allow_info"));
                }
                $this->form->addItem($cb);

                //
                // presentation
                //
                $sh = new ilFormSectionHeaderGUI();
                $sh->setTitle($this->lng->txt("cont_presentation"));
                $this->form->addItem($sh);
                
                // display mode (open)
                // $options = array(
                        // "0" => $this->lng->txt("cont_open_normal"),
                        // "1" => $this->lng->txt("cont_open_iframe_max"),
                        // "2" => $this->lng->txt("cont_open_iframe_defined"),
                        // "5" => $this->lng->txt("cont_open_window_undefined"),
                        // "6" => $this->lng->txt("cont_open_window_defined")
                        // );
                // $si = new ilSelectInputGUI($this->lng->txt("cont_open"), "open_mode");
                // $si->setOptions($options);
                // $si->setValue($this->object->getOpenMode());
                // $this->form->addItem($si);
                
                // // width
                // $ni = new ilNumberInputGUI($this->lng->txt("cont_width"), "width");
                // $ni->setMaxLength(4);
                // $ni->setSize(4);
                // $ni->setValue($this->object->getWidth());
                // $this->form->addItem($ni);
                
                // // height
                // $ni = new ilNumberInputGUI($this->lng->txt("cont_height"), "height");
                // $ni->setMaxLength(4);
                // $ni->setSize(4);
                // $ni->setValue($this->object->getHeight());
                // $this->form->addItem($ni);
                $radg = new ilRadioGroupInputGUI($lng->txt("cont_open"), "open_mode");
                $op0 = new ilRadioOption($this->lng->txt("cont_open_normal"), "0");
                $radg->addOption($op0);
                $op1 = new ilRadioOption($this->lng->txt("cont_open_iframe"), "1");
                $radg->addOption($op1);
                $op2 = new ilRadioOption($this->lng->txt("cont_open_window"), "5");
                $radg->addOption($op2);
                $radg->setValue($this->object->getOpenMode()); //ACHTUNG: DATENBANK
                // width
                $ni = new ilNumberInputGUI($this->lng->txt("cont_width"), "width");
                $ni->setMaxLength(4);
                $ni->setSize(4);
                //ACHTUNG: DATENBANKUPDATE
                $ni->setValue($this->object->getWidth());
                $op1->addSubItem($ni);
                $op2->addSubItem($ni);
                // height
                $ni = new ilNumberInputGUI($this->lng->txt("cont_height"), "height");
                $ni->setMaxLength(4);
                $ni->setSize(4);
                $ni->setValue($this->object->getHeight());
                $ni->setInfo($this->lng->txt("cont_width_height_info"));
                $op1->addSubItem($ni);
                $op2->addSubItem($ni);
                $this->form->addItem($radg);
                
                // auto navigation to last visited item
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_auto_last_visited"), "cobj_auto_last_visited");
                $cb->setValue("y");
                $cb->setChecked($this->object->getAuto_last_visited());
                $cb->setInfo($this->lng->txt("cont_auto_last_visited_info"));
                $this->form->addItem($cb);

                // auto continue
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_sc_auto_continue"), "auto_continue");
                $cb->setValue("y");
                $cb->setChecked($this->object->getAutoContinue());
                $this->form->addItem($cb);

                //
                // scorm options
                //
                $sh = new ilFormSectionHeaderGUI();
                $sh->setTitle($this->lng->txt("cont_scorm_options"));
                $this->form->addItem($sh);

                // max attempts
                // $ni = new ilNumberInputGUI($this->lng->txt("cont_sc_max_attempt"), "max_attempt");
                // $ni->setMaxLength(3);
                // $ni->setSize(3);
                // $ni->setValue($this->object->getMaxAttempt());
                // $this->form->addItem($ni);
                
                // lesson mode
                $options = array("normal" => $this->lng->txt("cont_sc_less_mode_normal"),
                                "browse" => $this->lng->txt("cont_sc_less_mode_browse"));
                $si = new ilSelectInputGUI($this->lng->txt("cont_def_lesson_mode"), "lesson_mode");
                $si->setOptions($options);
                $si->setValue($this->object->getDefaultLessonMode());
                $this->form->addItem($si);
                
                // credit mode
                $options = array("credit" => $this->lng->txt("cont_credit_on"),
                        "no_credit" => $this->lng->txt("cont_credit_off"));
                $si = new ilSelectInputGUI($this->lng->txt("cont_credit_mode"), "credit_mode");
                $si->setOptions($options);
                $si->setValue($this->object->getCreditMode());
                $si->setInfo($this->lng->txt("cont_credit_mode_info"));
                $this->form->addItem($si);
                
                // set lesson mode review when completed
                $options = array(
                        "n" => $this->lng->txt("cont_sc_auto_review_no"),
//                      "r" => $this->lng->txt("cont_sc_auto_review_completed_not_failed_or_passed"),
//                      "p" => $this->lng->txt("cont_sc_auto_review_passed"),
//                      "q" => $this->lng->txt("cont_sc_auto_review_passed_or_failed"),
//                      "c" => $this->lng->txt("cont_sc_auto_review_completed"),
//                      "d" => $this->lng->txt("cont_sc_auto_review_completed_and_passed"),
                        "y" => $this->lng->txt("cont_sc_auto_review_completed_or_passed"),
                        );
                $si = new ilSelectInputGUI($this->lng->txt("cont_sc_auto_review_2004"), "auto_review");
                $si->setOptions($options);
                $si->setValue($this->object->getAutoReviewChar());
                // $si->setInfo($this->lng->txt("cont_sc_auto_review_info_12"));
                $this->form->addItem($si);

                // mastery_score
                if ($this->object->getMasteryScoreValues() != "") {
                        $ni = new ilNumberInputGUI($this->lng->txt("cont_mastery_score_12"), "mastery_score");
                        $ni->setMaxLength(3);
                        $ni->setSize(3);
                        $ni->setValue($this->object->getMasteryScore());
                        $ni->setInfo($this->lng->txt("cont_mastery_score_12_info").$this->object->getMasteryScoreValues());
                        $this->form->addItem($ni);
                }

                //
                // rte settings
                //
                $sh = new ilFormSectionHeaderGUI();
                $sh->setTitle($this->lng->txt("cont_rte_settings"));
                $this->form->addItem($sh);
                
                // unlimited session timeout
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_sc_usession"), "cobj_session");
                $cb->setValue("y");
                $cb->setChecked($this->object->getSession());
                $cb->setInfo($this->lng->txt("cont_sc_usession_info"));
                $this->form->addItem($cb);
                
                // storage of interactions
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_interactions"), "cobj_interactions");
                $cb->setValue("y");
                $cb->setChecked($this->object->getInteractions());
                $cb->setInfo($this->lng->txt("cont_interactions_info_12"));
                $this->form->addItem($cb);
                
                // objectives
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_objectives"), "cobj_objectives");
                $cb->setValue("y");
                $cb->setChecked($this->object->getObjectives());
                $cb->setInfo($this->lng->txt("cont_objectives_info"));
                $this->form->addItem($cb);

                // time from lms
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_time_from_lms"), "cobj_time_from_lms");
                $cb->setValue("y");
                $cb->setChecked($this->object->getTime_from_lms());
                $cb->setInfo($this->lng->txt("cont_time_from_lms_info"));
                $this->form->addItem($cb);

                // check values
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_check_values"), "cobj_check_values");
                $cb->setValue("y");
                $cb->setChecked($this->object->getCheck_values());
                $cb->setInfo($this->lng->txt("cont_check_values_info"));
                $this->form->addItem($cb);
                // api adapter name
                // $this->tpl->setVariable("TXT_API_ADAPTER", $this->lng->txt("cont_api_adapter"));
                // $this->tpl->setVariable("VAL_API_ADAPTER", $this->object->getAPIAdapterName());
                // api functions prefix
                // $this->tpl->setVariable("TXT_API_PREFIX", $this->lng->txt("cont_api_func_prefix"));
                // $this->tpl->setVariable("VAL_API_PREFIX", $this->object->getAPIFunctionsPrefix());

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

                // test tool
                $cb = new ilCheckboxInputGUI($this->lng->txt("cont_debug"), "cobj_debug");
                $cb->setValue("y");
                $cb->setChecked($this->object->getDebug());
                if ($this->object->getDebugActivated() == false)
                {
                        $cb->setDisabled(true);
                        $cb->setInfo($this->lng->txt("cont_debug_deactivated"));
                }
                else
                {
                        $cb->setInfo($this->lng->txt("cont_debug_deactivate"));
                }
                $this->form->addItem($cb);
                $this->form->addCommandButton("saveProperties", $lng->txt("save"));

                $tpl->setContent($this->form->getHTML());

        }

        function newModuleVersion()
        {
                global $ilTabs;
                ilObjSAHSLearningModuleGUI::setSettingsSubTabs();
                $ilTabs->setSubTabActive('cont_sc_new_version');

                $obj_id = ilObject::_lookupObjectId($_GET['ref_id']);
                $type = ilObjSAHSLearningModule::_lookupSubType($obj_id);

                // display import form
                $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.scorm_new_version_import.html", "Modules/ScormAicc");

                $this->tpl->setVariable("TYPE_IMG",ilUtil::getImagePath('icon_lm.svg'));
                $this->tpl->setVariable("ALT_IMG", $this->lng->txt("obj_sahs"));

                $this->ctrl->setParameter($this, "new_type", "sahs");
                $this->tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));

                $this->tpl->setVariable("BTN_NAME", "newModuleVersionUpload");
                $this->tpl->setVariable("TARGET", ' target="'.
                ilFrameTargetInfo::_getFrame("MainContent").'" ');

                $this->tpl->setVariable("TXT_SELECT_LMTYPE", $this->lng->txt("type"));

                if ($type == "scorm2004") {
                        $this->tpl->setVariable("TXT_TYPE", $this->lng->txt("lm_type_scorm2004"));
                } else {
                        $this->tpl->setVariable("TXT_TYPE", $this->lng->txt("lm_type_scorm"));
                }

                include_once 'Services/FileSystem/classes/class.ilUploadFiles.php';
                if (ilUploadFiles::_getUploadDirectory())
                {
                        $files = ilUploadFiles::_getUploadFiles();
                        foreach($files as $file)
                        {
                                $file = htmlspecialchars($file, ENT_QUOTES, "utf-8");
                                $this->tpl->setCurrentBlock("option_uploaded_file");
                                $this->tpl->setVariable("UPLOADED_FILENAME", $file);
                                $this->tpl->setVariable("TXT_UPLOADED_FILENAME", $file);
                                $this->tpl->parseCurrentBlock();
                        }
                        $this->tpl->setCurrentBlock("select_uploaded_file");
                        $this->tpl->setVariable("TXT_SELECT_FROM_UPLOAD_DIR", $this->lng->txt("cont_select_from_upload_dir"));
                        $this->tpl->setVariable("TXT_UPLOADED_FILE", $this->lng->txt("cont_uploaded_file"));
                        $this->tpl->parseCurrentBlock();
                }

                $this->tpl->setVariable("TXT_UPLOAD", $this->lng->txt("upload"));
                $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
                $this->tpl->setVariable("TXT_IMPORT_LM", $this->lng->txt("import_sahs"));
                $this->tpl->setVariable("TXT_SELECT_FILE", $this->lng->txt("select_file"));

                // gives out the limit as a little notice
                $this->tpl->setVariable("TXT_FILE_INFO", $this->lng->txt("file_notice")." ".$this->getMaxFileSize());
        }


        function getMaxFileSize()
        {
                // get the value for the maximal uploadable filesize from the php.ini (if available)
                $umf=get_cfg_var("upload_max_filesize");
                // get the value for the maximal post data from the php.ini (if available)
                $pms=get_cfg_var("post_max_size");
     
                //convert from short-string representation to "real" bytes
                $multiplier_a=array("K"=>1024, "M"=>1024*1024, "G"=>1024*1024*1024);

                $umf_parts=preg_split("/(\d+)([K|G|M])/", $umf, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);
                $pms_parts=preg_split("/(\d+)([K|G|M])/", $pms, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);

                if (count($umf_parts) == 2) { $umf = $umf_parts[0]*$multiplier_a[$umf_parts[1]]; }
                if (count($pms_parts) == 2) { $pms = $pms_parts[0]*$multiplier_a[$pms_parts[1]]; }
     
                // use the smaller one as limit
                $max_filesize=min($umf, $pms);

                if (!$max_filesize) $max_filesize=max($umf, $pms);

                //format for display in mega-bytes
                return $max_filesize=sprintf("%.1f MB",$max_filesize/1024/1024);
        }
        
        
        function newModuleVersionUpload()
        {
                global $_FILES, $rbacsystem;

                $unzip = PATH_TO_UNZIP;
                $tocheck = "imsmanifest.xml";
                
                include_once 'Services/FileSystem/classes/class.ilUploadFiles.php';

                // check create permission before because the uploaded file will be copied
                if (!$rbacsystem->checkAccess("write", $_GET["ref_id"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_create_permission"), $this->ilias->error_obj->WARNING);
                }
                elseif ($_FILES["scormfile"]["name"])
                {
                        // check if file was uploaded
                        $source = $_FILES["scormfile"]["tmp_name"];
                        if (($source == 'none') || (!$source))
                        {
                                ilUtil::sendInfo($this->lng->txt("upload_error_file_not_found"),true);
                                $this->newModuleVersion();
                                return;
                        }
                }
                elseif ($_POST["uploaded_file"])
                {
                        // check if the file is in the ftp directory and readable
                        if (!ilUploadFiles::_checkUploadFile($_POST["uploaded_file"]))
                        {
                                $this->ilias->raiseError($this->lng->txt("upload_error_file_not_found"),$this->ilias->error_obj->MESSAGE);
                        }
                        // copy the uploaded file to the client web dir to analyze the imsmanifest
                        // the copy will be moved to the lm directory or deleted
                        $source = CLIENT_WEB_DIR . "/" . $_POST["uploaded_file"];
                        ilUploadFiles::_copyUploadFile($_POST["uploaded_file"], $source);
                        $source_is_copy = true;
                }
                else
                {
                        ilUtil::sendInfo($this->lng->txt("upload_error_file_not_found"),true);
                        $this->newModuleVersion();
                        return;
                }
                // fim.

                //unzip the imsmanifest-file from new uploaded file
                $pathinfo = pathinfo($source);
                $dir = $pathinfo["dirname"];
                $file = $pathinfo["basename"];
                $cdir = getcwd();
                chdir($dir);

                //we need more flexible unzip here than ILIAS standard classes allow
                $unzipcmd = $unzip." -o ".ilUtil::escapeShellArg($source)." ".$tocheck;
                exec($unzipcmd);
                chdir($cdir);
                $tmp_file = $dir."/".$_GET["ref_id"].".".$tocheck;
                require_once('./Services/Utilities/classes/class.ilFileUtils.php');
                ilFileUtils::rename($dir."/".$tocheck,$tmp_file);
                $new_manifest = file_get_contents($tmp_file);

                //remove temp file
                unlink($tmp_file);

                //get old manifest file 
                $old_manifest = file_get_contents($this->object->getDataDirectory()."/".$tocheck);

                //reload fixed version of file
                $check ='/xmlns="http:\/\/www.imsglobal.org\/xsd\/imscp_v1p1"/';
                $replace="xmlns=\"http://www.imsproject.org/xsd/imscp_rootv1p1p2\"";
                $reload_manifest = preg_replace($check, $replace, $new_manifest);

                //do testing for converted versions as well as earlier ILIAS version messed up utf8 conversion
                if (strcmp($new_manifest,$old_manifest) == 0 || strcmp(utf8_encode($new_manifest),$old_manifest) == 0 ||
                        strcmp ($reload_manifest, $old_manifest) == 0 || strcmp(utf8_encode($reload_manifest),$old_manifest) == 0 ){

                        //get exisiting module version
                        $module_version = $this->object->getModuleVersion();

                        if ($_FILES["scormfile"]["name"])
                        {
                                //build targetdir in lm_data
                                $file_path = $this->object->getDataDirectory()."/".$_FILES["scormfile"]["name"].".".$module_version;
                                $file_path = str_replace(".zip.".$module_version, ".".$module_version.".zip",$file_path);
                                //move to data directory and add subfix for versioning
                                ilUtil::moveUploadedFile($_FILES["scormfile"]["tmp_name"],$_FILES["scormfile"]["name"], $file_path);
                        }
                        else
                        {
                                //build targetdir in lm_data
                                $file_path = $this->object->getDataDirectory()."/".$_POST["uploaded_file"].".".$module_version;
                                $file_path = str_replace(".zip.".$module_version, ".".$module_version.".zip",$file_path);
                                // move the already copied file to the lm_data directory
                                require_once('./Services/Utilities/classes/class.ilFileUtils.php');
                                ilFileUtils::rename($source, $file_path);
                        }
                        
                        //unzip and replace old extracted files
                        ilUtil::unzip($file_path, true);
                        ilUtil::renameExecutables($this->object->getDataDirectory()); //(security)
                        
                        //increase module version
                        $this->object->setModuleVersion($module_version+1);
                        $this->object->update();
                        
                        //redirect to properties and display success
                        ilUtil::sendInfo( $this->lng->txt("cont_new_module_added"), true);
                        ilUtil::redirect("ilias.php?baseClass=ilSAHSEditGUI&ref_id=".$_GET["ref_id"]);
                        exit;
                }
                else
                {
                        if ($source_is_copy)
                        {
                                unlink($source);
                        }
                        
                        ilUtil::sendInfo($this->lng->txt("cont_invalid_new_module"),true);
                        $this->newModuleVersion();
                }
        }

        function saveProperties()
        {
                $this->object->setTitle($_POST["Fobject_title"]);
                $this->object->setDescription($_POST["Fobject_description"]);

                //check if OfflineMode-Zip has to be created
                $tmpOfflineMode= ilUtil::yn2tf($_POST["cobj_offline_mode"]);
                if ($tmpOfflineMode == true) {
                        if ($this->object->getOfflineMode() == false) {
                                $this->object->zipLmForOfflineMode();
                        }
                }
                if (isset($_POST["mastery_score"])){
                        $this->object->setMasteryScore($_POST["mastery_score"]);
                        // $this->object->updateMasteryScoreValues();
                }
                $this->object->setOnline(ilUtil::yn2tf($_POST["cobj_online"]));
                $this->object->setOfflineMode($tmpOfflineMode);
                $this->object->setOpenMode($_POST["open_mode"]);
                $this->object->setWidth($_POST["width"]);
                $this->object->setHeight($_POST["height"]);
                $this->object->setAuto_last_visited(ilUtil::yn2tf($_POST["cobj_auto_last_visited"]));
                $this->object->setAutoContinue(ilUtil::yn2tf($_POST["auto_continue"]));
                $this->object->setMaxAttempt($_POST["max_attempt"]);
                $this->object->setDefaultLessonMode($_POST["lesson_mode"]);
                $this->object->setCreditMode($_POST["credit_mode"]);
                $this->object->setAutoReview(ilUtil::yn2tf($_POST["auto_review"]));
//              $this->object->setAPIAdapterName($_POST["api_adapter"]);
//              $this->object->setAPIFunctionsPrefix($_POST["api_func_prefix"]);
                $this->object->setSession(ilUtil::yn2tf($_POST["cobj_session"]));
                $this->object->setInteractions(ilUtil::yn2tf($_POST["cobj_interactions"]));
                $this->object->setObjectives(ilUtil::yn2tf($_POST["cobj_objectives"]));
                $this->object->setTime_from_lms(ilUtil::yn2tf($_POST["cobj_time_from_lms"]));
                $this->object->setCheck_values(ilUtil::yn2tf($_POST["cobj_check_values"]));
                $this->object->setDebug(ilUtil::yn2tf($_POST["cobj_debug"]));
                $this->object->update();
                ilUtil::sendInfo($this->lng->txt("msg_obj_modified"), true);
                $this->ctrl->redirect($this, "properties");
        }

        protected function showTrackingItemsBySco()
        {
                global $ilTabs;

                ilObjSCORMLearningModuleGUI::setSubTabs();
                $ilTabs->setTabActive("cont_tracking_data");
                $ilTabs->setSubTabActive("cont_tracking_bysco");

                $reports = array('exportSelectedCore','exportSelectedInteractions','exportSelectedObjectives','exportSelectedRaw');//,'tracInteractionItem','tracInteractionUser','tracInteractionUserAnswers'
                $scoSelected = "all";
                if (isset($_GET["scoSelected"])) $scoSelected = ilUtil::stripSlashes($_GET["scoSelected"]);
                if (isset($_POST["scoSelected"])) $scoSelected = ilUtil::stripSlashes($_POST["scoSelected"]);
                $this->ctrl->setParameter($this,'scoSelected',$scoSelected);

                $report = "choose";
                if (isset($_GET["report"])) $report = ilUtil::stripSlashes($_GET["report"]);
                if (isset($_POST["report"])) $report = ilUtil::stripSlashes($_POST["report"]);
                $this->ctrl->setParameter($this,'report',$report);

                include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingItemsPerScoFilterGUI.php';
                $filter = new ilSCORMTrackingItemsPerScoFilterGUI($this, 'showTrackingItemsBySco');
                $filter->parse($scoSelected,$report,$reports);
                if($report == "choose") {
                        $this->tpl->setContent($filter->form->getHTML());
                } else {
                        $scosSelected = array();
                        if ($scoSelected != "all") $scosSelected[] = $scoSelected;
                        else {
                                $scos=$this->object->getTrackedItems();
                                foreach($scos as $row)
                                {
                                        $scosSelected[]=(int)$row->getId();
                                }
                        }
                        //with check for course ...
                        include_once "Services/Tracking/classes/class.ilTrQuery.php";
                        $a_users=ilTrQuery::getParticipantsForObject($this->ref_id);
        //                      var_dump($this->object->getTrackedUsers(""));
                        include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingItemsTableGUI.php';
                        $tbl = new ilSCORMTrackingItemsTableGUI($this->object->getId(), $this, 'showTrackingItemsBySco', $a_users, $scosSelected, $report);
                        $this->tpl->setContent($filter->form->getHTML().$tbl->getHTML());
                }
                return true;
        }


        public function showTrackingItems()
        {
                global $ilTabs, $ilAccess;

                $ilTabs->setTabActive('cont_tracking_data');

                if($ilAccess->checkAccess("read_learning_progress", "", $_GET["ref_id"])) {

                        ilObjSCORMLearningModuleGUI::setSubTabs();
                        $ilTabs->setSubTabActive('cont_tracking_byuser');

                        $reports = array('exportSelectedSuccess','exportSelectedCore','exportSelectedInteractions','exportSelectedObjectives','exportSelectedRaw');

                        $userSelected = "all";
                        if (isset($_GET["userSelected"])) $userSelected = ilUtil::stripSlashes($_GET["userSelected"]);
                        if (isset($_POST["userSelected"])) $userSelected = ilUtil::stripSlashes($_POST["userSelected"]);
                        $this->ctrl->setParameter($this,'userSelected',$userSelected);

                        $report = "choose";
                        if (isset($_GET["report"])) $report = ilUtil::stripSlashes($_GET["report"]);
                        if (isset($_POST["report"])) $report = ilUtil::stripSlashes($_POST["report"]);
                        $this->ctrl->setParameter($this,'report',$report);

                        include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingItemsPerUserFilterGUI.php';
                        $filter = new ilSCORMTrackingItemsPerUserFilterGUI($this, 'showTrackingItems');
                        $filter->parse($userSelected,$report,$reports);
                        if($report == "choose") {
                                $this->tpl->setContent($filter->form->getHTML());
                        } else {
                                $usersSelected = array();
                                if ($userSelected != "all") $usersSelected[] = $userSelected;
                                else {
                                        include_once "Services/Tracking/classes/class.ilTrQuery.php";
                                        $users=ilTrQuery::getParticipantsForObject($this->ref_id);
                                        foreach($users as $user) {
                                                if(ilObject::_exists($user)  && ilObject::_lookUpType($user) == 'usr') {
                                                        $usersSelected[] = $user;
                                                }
                                        }
                                }
                                $scosSelected = array();
                                $scos=$this->object->getTrackedItems();
                                foreach($scos as $row)
                                {
                                        $scosSelected[]=(int)$row->getId();
                                }

                                //with check for course ...
                                // include_once "Services/Tracking/classes/class.ilTrQuery.php";
                                // $a_users=ilTrQuery::getParticipantsForObject($this->ref_id);
                //                      var_dump($this->object->getTrackedUsers(""));
                                include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingItemsTableGUI.php';
                                $tbl = new ilSCORMTrackingItemsTableGUI($this->object->getId(), $this, 'showTrackingItems', $usersSelected, $scosSelected, $report);
                                $this->tpl->setContent($filter->form->getHTML().$tbl->getHTML());
                        }
                }
                else if($ilAccess->checkAccess("edit_learning_progress", "", $_GET["ref_id"])) {
                        $this->modifyTrackingItems();
                }
                return true;
        }
        protected function modifyTrackingItems()
        {
                global $ilAccess;
                if($ilAccess->checkAccess("edit_learning_progress", "", $_GET["ref_id"])) {
                        include_once('./Services/PrivacySecurity/classes/class.ilPrivacySettings.php');
                        $privacy = ilPrivacySettings::_getInstance();
                        if(!$privacy->enabledSahsProtocolData())
                        {
                                $this->ilias->raiseError($this->lng->txt('permission_denied'), $this->ilias->error_obj->MESSAGE);
                        }

                        global $ilTabs, $ilToolbar;

                        include_once './Services/UIComponent/Toolbar/classes/class.ilToolbarGUI.php';
                        $ilToolbar->addButton(
                                $this->lng->txt('import'),
                                $this->ctrl->getLinkTarget($this, 'importForm')
                        );
                        $ilToolbar->addButton(
                                $this->lng->txt('cont_export_all'),
                                $this->ctrl->getLinkTarget($this, 'exportAll')
                        );

                        ilObjSCORMLearningModuleGUI::setSubTabs();
                        $ilTabs->setTabActive('cont_tracking_data');
                        $ilTabs->setSubTabActive('cont_tracking_modify');

                        include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingUsersTableGUI.php';
                        $tbl = new ilSCORMTrackingUsersTableGUI($this->object->getId(), $this, 'modifytrackingItems');
                        $tbl->parse();
                        $this->tpl->setContent($tbl->getHTML());
                }
        }

        
        protected function applyUserTableFilter()
        {
                include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingUsersTableGUI.php';
                $tbl = new ilSCORMTrackingUsersTableGUI($this->object->getId(), $this, 'modifytrackingItems');
                $tbl->writeFilterToSession();
                $tbl->resetOffset();
                $this->modifyTrackingItems();
        }

        protected function resetUserTableFilter()
        {
                include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingUsersTableGUI.php';
                $tbl = new ilSCORMTrackingUsersTableGUI($this->object->getId(), $this, 'modifytrackingItems');
                $tbl->resetFilter();
                $tbl->resetOffset();
                $this->modifyTrackingItems();
        }

        function deleteTrackingForUser()
        {
                if(!isset($_POST["user"]))
                {
                        $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
                }
        
                // display confirmation message
                include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
                $cgui = new ilConfirmationGUI();
                $cgui->setFormAction($this->ctrl->getFormAction($this));
                $cgui->setHeaderText($this->lng->txt("info_delete_sure"));
                $cgui->setCancel($this->lng->txt("cancel"), "cancelDeleteTracking");
                $cgui->setConfirm($this->lng->txt("confirm"), "confirmedDeleteTracking");

                foreach($_POST["user"] as $id)
                {
                        if (ilObject::_exists($id) && ilObject::_lookUpType($id)=="usr" )
                        {
                                $user = new ilObjUser($id);

                                $caption = ilUtil::getImageTagByType("sahs", $this->tpl->tplPath).
                                        " ".$this->lng->txt("cont_tracking_data").
                                        ": ".$user->getLastname().", ".$user->getFirstname();


                                $cgui->addItem("user[]", $id, $caption);
                        }
                }

                $this->tpl->setContent($cgui->getHTML());
        }

        function cancelDeleteTracking()
        {
                ilUtil::sendInfo($this->lng->txt("msg_cancel"), true);
                $this->ctrl->redirect($this, "modifyTrackingItems");
        }

        function confirmedDeleteTracking()
        {
                $this->object->deleteTrackingDataOfUsers($_POST["user"]);
                $this->ctrl->redirect($this, "modifyTrackingItems");
        }

        function cancel()
        {
                ilUtil::sendInfo($this->lng->txt("msg_cancel"), true);
                $this->ctrl->redirect($this, "properties");
        }

        protected function import()
        {
                $form = $this->initImportForm();
                if($form->checkInput())
                {
                        $source = $form->getInput('csv');
                        $error = $this->object->importTrackingData($source['tmp_name']);
                        switch($error)
                        {
                                case 0 :
                                        ilUtil::sendInfo('Tracking data imported', true);
                                        $this->ctrl->redirect($this, "showTrackingItems");
                                        break;
                                case -1 :
                                        ilUtil::sendInfo($this->lng->txt('err_check_input'));
                                        $this->importForm();
                                        break;
                        }
                }
                ilUtil::sendInfo($this->lng->txt('err_check_input'));
                $form->setValuesByPost();
                $this->importForm();
        }

        protected function importForm()
        {
                global $ilTabs;

                $ilTabs->clearTargets();
                $ilTabs->setBackTarget($this->lng->txt('back'),$this->ctrl->getLinkTarget($this,'showTrackingItems'));

                $form = $this->initImportForm();
                $this->tpl->setContent($form->getHTML());
        }

        protected function initImportForm()
        {
                include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
                $form = new ilPropertyFormGUI();
                $form->setFormAction($this->ctrl->getFormAction($this));
                $form->setTitle($this->lng->txt('cont_import_tracking'));
                $form->addCommandButton('import', $this->lng->txt('import'));
                $form->addCommandButton('showTrackingItems', $this->lng->txt('cancel'));

                $csv = new ilFileInputGUI($this->lng->txt('select_file'),'csv');
                $csv->setRequired(true);
                $csv->setSuffixes(array('csv'));
                $form->addItem($csv);

                return $form;
        }

        protected function exportAll()
        {
                $this->object->exportSelected(1);
        }

        protected function exportSelectionUsers()
        {
                if(!count((array) $_POST['user']))
                {
                        //ilUtil::sendFailure($this->lng->txt('select_one'),true);
                        ilUtil::sendInfo($this->lng->txt("no_checkbox"),true);
                        $this->ctrl->redirect($this,'modifyTrackingItems');
                } else {
                        $this->object->exportSelected(0,$_POST["user"]);
                }
        }


        function decreaseAttempts()
        {
                if (!isset($_POST["user"])) {
                        ilUtil::sendInfo($this->lng->txt("no_checkbox"),true);
                }
                $this->object->decreaseAttemptsForUser($_POST["user"]);
                $this->ctrl->redirect($this, "modifyTrackingItems");
        }
        
        
        protected function showTrackingItem()
        {
                global $ilTabs;

                include_once "./Services/Table/classes/class.ilTableGUI.php";

                $this->setSubTabs();
                $ilTabs->setTabActive("cont_tracking_data");
                $ilTabs->setSubTabActive("cont_tracking_byuser");

                include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingItemsPerUserTableGUI.php';
                $tbl = new ilSCORMTrackingItemsPerUserTableGUI($this->object->getId(), $this, 'showTrackingItem');
                $tbl->setUserId((int) $_REQUEST['user_id']);
                $tbl->parse();
                $this->tpl->setContent($tbl->getHTML());
                return true;
        }

        protected function showTrackingItemSco()
        {
                global $ilTabs;

                include_once "./Services/Table/classes/class.ilTableGUI.php";

                $this->setSubTabs();
                $ilTabs->setTabActive("cont_tracking_data");
                $ilTabs->setSubTabActive("cont_tracking_bysco");

                include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingItemsScoTableGUI.php';
                $tbl = new ilSCORMTrackingItemsScoTableGUI($this->object->getId(), $this, 'showTrackingItemSco');
                $tbl->setScoId((int) $_GET['obj_id']);
                $tbl->parse();
                $this->tpl->setContent($tbl->getHTML());
                return true;
        }

        protected function showTrackingItemPerUser()
        {
                global $ilTabs;

                include_once "./Services/Table/classes/class.ilTableGUI.php";

                $this->setSubTabs();
                $ilTabs->setTabActive("cont_tracking_data");
                $ilTabs->setSubTabActive("cont_tracking_byuser");

                $this->ctrl->setParameter($this,'obj_id',(int) $_REQUEST['obj_id']);
                $this->ctrl->setParameter($this,'user_id',(int) $_REQUEST['user_id']);

                include_once './Modules/ScormAicc/classes/class.ilSCORMTrackingItemPerUserTableGUI.php';
                $tbl = new ilSCORMTrackingItemPerUserTableGUI($this->object->getId(), $this, 'showTrackingItemPerUser');
                $tbl->setUserId((int) $_REQUEST['user_id']);
                $tbl->setScoId((int) $_REQUEST['obj_id']);
                $tbl->parse();
                $this->tpl->setContent($tbl->getHTML());
                return true;
        }

        //setTabs
        function setSubTabs()
        {
                global $lng, $ilTabs, $ilCtrl, $ilAccess;

                if($ilAccess->checkAccess("read_learning_progress", "", $_GET["ref_id"])) {
                        $ilTabs->addSubTabTarget("cont_tracking_byuser",
                                $this->ctrl->getLinkTarget($this, "showTrackingItems"), array("edit", ""),
                                get_class($this));

                        $ilTabs->addSubTabTarget("cont_tracking_bysco",
                                $this->ctrl->getLinkTarget($this, "showTrackingItemsBySco"), array("edit", ""),
                                get_class($this));
                }
                if($ilAccess->checkAccess("edit_learning_progress", "", $_GET["ref_id"])) {
                        $ilTabs->addSubTabTarget("cont_tracking_modify",
                                $this->ctrl->getLinkTarget($this, "modifyTrackingItems"), array("edit", ""),
                                get_class($this));
                }
        }

        
        protected function offlineModeManager()
        {
                global $rbacsystem, $tree, $tpl, $lng, $ilToolbar, $ilCtrl, $ilSetting;

                include_once './Services/Tracking/classes/class.ilLearningProgressAccess.php';
                if(!ilLearningProgressAccess::checkAccess($this->object->getRefId()))
                {
                        $this->ilias->raiseError($this->lng->txt('permission_denied'), $this->ilias->error_obj->MESSAGE);
                }

                include_once './Modules/ScormAicc/classes/class.ilSCORMOfflineModeUsersTableGUI.php';
                $tbl = new ilSCORMOfflineModeUsersTableGUI($this->object->getId(), $this, 'offlineModeManager');
                $tbl->parse();
                $this->tpl->setContent($tbl->getHTML());

        }
        protected function stopUserOfflineMode()
        {
                if(!count((array) $_POST['user']))
                {
                        ilUtil::sendFailure($this->lng->txt('select_one'),true);
                        $this->ctrl->redirect($this,'offlineModeManager');
                }
                // display confirmation message
                include_once("./Services/Utilities/classes/class.ilConfirmationGUI.php");
                $cgui = new ilConfirmationGUI();
                $cgui->setFormAction($this->ctrl->getFormAction($this));
                $cgui->setHeaderText($this->lng->txt("info_stop_offline_mode_sure"));
                $cgui->setCancel($this->lng->txt("cancel"), "cancelStopUserOfflineMode");
                $cgui->setConfirm($this->lng->txt("confirm"), "confirmedStopUserOfflineMode");
                foreach($_POST["user"] as $id)
                {
                        if (ilObject::_exists($id) && ilObject::_lookUpType($id)=="usr" )
                        {
                                $user = new ilObjUser($id);
                                $caption = ilUtil::getImageTagByType("sahs_offline", $this->tpl->tplPath).
                                        " ".$this->lng->txt("stop_user_offline_mode_for_user").
                                        ": ".$user->getLastname().", ".$user->getFirstname();
                                $cgui->addItem("user[]", $id, $caption);
                        }
                }
                $this->tpl->setContent($cgui->getHTML());
        }

        function cancelStopUserOfflineMode()
        {
                ilUtil::sendInfo($this->lng->txt("msg_cancel"), true);
                $this->ctrl->redirect($this, "offlineModeManager");
        }

        function confirmedStopUserOfflineMode()
        {

                include_once './Modules/ScormAicc/classes/class.ilSCORMOfflineMode.php';
                foreach($_POST["user"] as $id)
                {
                        ilSCORMOfflineMode::stopOfflineModeForUser($this->object->getId(),$id);
                }

                $this->offlineModeManager();
        }


}
// END class.ilObjSCORMLearningModule
?>