class.ilLOEditorGUI.php

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


include_once './Modules/Course/classes/Objectives/class.ilLOSettings.php';
include_once './Modules/Course/classes/Objectives/class.ilLOEditorStatus.php';

class ilLOEditorGUI
{
        const TEST_TYPE_IT = 1;
        const TEST_TYPE_QT = 2;

        const TEST_NEW = 1;
        const TEST_ASSIGN = 2;
        
        const SETTINGS_TEMPLATE_IT = 'il_astpl_loc_initial';
        const SETTINGS_TEMPLATE_QT = 'il_astpl_loc_qualified';


        private $parent_obj;
        private $settings = NULL;
        private $lng = NULL;
        private $ctrl = NULL;

        private $test_type = 0;
        
        
        public function __construct($a_parent_obj)
        {
                $this->parent_obj = $a_parent_obj;
                $this->settings = ilLOSettings::getInstanceByObjId($this->getParentObject()->getId());
                $this->lng = $GLOBALS['lng'];
                $this->ctrl = $GLOBALS['ilCtrl'];
        }
        
        public function executeCommand()
        {
                global $ilCtrl;

                $next_class = $ilCtrl->getNextClass($this);
                $cmd = $ilCtrl->getCmd();
                
                $this->setTabs();
                switch($next_class)
                {
                        case 'ilcourseobjectivesgui':

                                $this->ctrl->setReturn($this,'listObjectives');
                                $GLOBALS['ilTabs']->clearTargets();
                                $GLOBALS['ilTabs']->setBackTarget(
                                                $this->lng->txt('back'),
                                                $this->ctrl->getLinkTarget($this,'listObjectives'));
                                
                                include_once './Modules/Course/classes/class.ilCourseObjectivesGUI.php';
                                $reg_gui =& new ilCourseObjectivesGUI($this->getParentObject()->getRefId());
                                $this->ctrl->forwardCommand($reg_gui);
                                break;
                        
                        case 'ilcontainerstartobjectsgui':
                                
                                include_once './Services/Container/classes/class.ilContainerStartObjectsGUI.php';
                                $stgui = new ilContainerStartObjectsGUI($this->getParentObject());
                                $ret = $this->ctrl->forwardCommand($stgui);
                                
                                $GLOBALS['ilTabs']->activateSubTab('start');
                                $GLOBALS['ilTabs']->removeSubTab('manage');
                                
                                #$GLOBALS['tpl']->setContent($this->ctrl->getHTML($stgui));
                                break;
                        
                        case 'ilconditionhandlergui':
                                
                                $this->ctrl->saveParameterByClass('ilconditionhandlergui','objective_id');
                                
                                $GLOBALS['ilTabs']->clearTargets();
                                $GLOBALS['ilTabs']->setBackTarget(
                                                $this->lng->txt('back'),
                                                $this->ctrl->getLinkTarget($this,'listObjectives'));

                                include_once './Services/AccessControl/classes/class.ilConditionHandlerInterface.php';
                                $cond = new ilConditionHandlerGUI($this);
                                $cond->setBackButtons(array());
                                $cond->setAutomaticValidation(false);
                                $cond->setTargetType("lobj");
                                $cond->setTargetRefId($this->getParentObject()->getRefId());
                                
                                $cond->setTargetId((int) $_REQUEST['objective_id']);
                                
                                // objecitve
                                include_once './Modules/Course/classes/class.ilCourseObjective.php';
                                $obj = new ilCourseObjective($this->getParentObject(),(int) $_REQUEST['objective_id']);
                                $cond->setTargetTitle($obj->getTitle());
                                $this->ctrl->forwardCommand($cond);
                                break;
                        
                        case 'illopagegui':
                                $this->ctrl->saveParameterByClass('illopagegui','objective_id');
                                
                                $GLOBALS['ilTabs']->clearTargets();
                                $GLOBALS['ilTabs']->setBackTarget(
                                                $this->lng->txt('back'),
                                                $this->ctrl->getLinkTarget($this,'listObjectives'));
                                
                                $objtv_id = (int)$_REQUEST['objective_id'];
                                
                                include_once 'Modules/Course/classes/Objectives/class.ilLOPage.php';
                                if(!ilLOPage::_exists('lobj', $objtv_id))
                                {
                                        // doesn't exist -> create new one
                                        $new_page_object = new ilLOPage();
                                        $new_page_object->setParentId($objtv_id);
                                        $new_page_object->setId($objtv_id);
                                        $new_page_object->createFromXML();
                                        unset($new_page_object);
                                }
                                
                                $this->ctrl->setReturn($this, 'listObjectives');                                
                                include_once 'Modules/Course/classes/Objectives/class.ilLOPageGUI.php';
                                $pgui = new ilLOPageGUI($objtv_id);                                                                             
                                $pgui->setPresentationTitle(ilCourseObjective::lookupObjectiveTitle($objtv_id));
                                
                                // needed for editor?
                                include_once('./Services/Style/classes/class.ilObjStyleSheet.php');
                                $pgui->setStyleId(ilObjStyleSheet::getEffectiveContentStyleId(0));      
                                
                                // #14895
                                $GLOBALS['tpl']->setCurrentBlock("ContentStyle");
                                $GLOBALS['tpl']->setVariable("LOCATION_CONTENT_STYLESHEET",
                                        ilObjStyleSheet::getContentStylePath(0));
                                $GLOBALS['tpl']->parseCurrentBlock();
                                
                                $ret = $this->ctrl->forwardCommand($pgui);
                                if($ret)
                                {
                                        $GLOBALS['tpl']->setContent($ret);
                                }
                                break;
                        
                        default:
                                if(!$cmd)
                                {
                                        // get first unaccomplished step
                                        include_once './Modules/Course/classes/Objectives/class.ilLOEditorStatus.php';
                                        $cmd = ilLOEditorStatus::getInstance($this->getParentObject())->getFirstFailedStep();
                                }
                                $this->$cmd();

                                break;
                }
                return true;
        }
        
        public function getParentObject()
        {
                return $this->parent_obj;
        }
        
        public function getSettings()
        {
                return $this->settings;
        }
        
        public function setTestType($a_type)
        {
                $this->test_type = $a_type;
        }
        
        public function getTestType()
        {
                return $this->test_type;
        }


        protected function settings(ilPropertyFormGUI $form = NULL)
        {
                if(!$form instanceof ilPropertyFormGUI)
                {
                        $form = $this->initSettingsForm();
                }
                
                $GLOBALS['ilTabs']->activateSubTab('settings');
                $GLOBALS['tpl']->setContent($form->getHTML());
                
                $this->showStatus(ilLOEditorStatus::SECTION_SETTINGS);
        }
        
        protected function saveSettings()
        {
                $form = $this->initSettingsForm();
                if($form->checkInput())
                {
                        $settings = ilLOSettings::getInstanceByObjId($this->getParentObject()->getId());
                        $settings->setType($form->getInput('type'));
                        
                        $qtv_values = (array) $form->getInput('qtv');
                        $settings->setGeneralQualifiedTestVisibility(in_array(ilLOSettings::QT_VISIBLE_ALL, $qtv_values));
                        $settings->setQualifiedTestPerObjectiveVisibility(in_array(ilLOSettings::QT_VISIBLE_OBJECTIVE, $qtv_values));
                        $settings->resetResults($form->getInput('reset'));
                        $settings->update();
                        
                        
                        
                        $this->updateStartObjects();
                        
                        ilUtil::sendSuccess($this->lng->txt('settings_saved'),true);
                        $this->ctrl->redirect($this,'settings');
                }
                
                // Error
                ilUtil::sendFailure($this->lng->txt('err_check_input'));
                $form->setValuesByPost();
                $this->settings($form);
        }
        
        
        protected function initSettingsForm()
        {
                include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
                $form = new ilPropertyFormGUI();
                $form->setFormAction($this->ctrl->getFormAction($this));
                $form->setTitle($this->lng->txt('crs_loc_settings_tbl'));
                
                $type = new ilRadioGroupInputGUI($this->lng->txt('crs_loc_settings_type'), 'type');
                $type->setRequired(true);
                $type->setValue(ilLOSettings::getInstanceByObjId($this->getParentObject()->getId())->getType());
                
                $type_1 = new ilRadioOption($this->lng->txt('crs_loc_type_initial_all'), ilLOSettings::LOC_INITIAL_ALL);
                $type_1->setInfo($this->lng->txt('crs_loc_type_initial_all_info'));
                $type->addOption($type_1);
                
                $type_2 = new ilRadioOption($this->lng->txt('crs_loc_type_initial_sel'), ilLOSettings::LOC_INITIAL_SEL);
                #$type->addOption($type_2);

                $type_3 = new ilRadioOption($this->lng->txt('crs_loc_type_qualified'), ilLOSettings::LOC_QUALIFIED);
                $type_3->setInfo($this->lng->txt('crs_loc_type_qualified_info'));
                $type->addOption($type_3);

                $type_4 = new ilRadioOption($this->lng->txt('crs_loc_type_practise'), ilLOSettings::LOC_PRACTISE);
                $type_4->setInfo($this->lng->txt('crs_loc_type_practise_info'));
                $type->addOption($type_4);
                $form->addItem($type);
                
                $form->addCommandButton('saveSettings', $this->lng->txt('save'));
                
                // qualified test visibility
                $qtv = new ilCheckboxGroupInputGUI($this->lng->txt('crs_loc_qt_visibility'),'qtv');
                
                $qtv_values = array();
                if($this->getSettings()->isGeneralQualifiedTestVisible())
                {
                        $qtv_values[] = ilLOSettings::QT_VISIBLE_ALL;
                }
                if($this->getSettings()->isQualifiedTestPerObjectiveVisible())
                {
                        $qtv_values[] = ilLOSettings::QT_VISIBLE_OBJECTIVE;
                }
                $qtv->setValue($qtv_values);
                $qtv->setRequired(true);
                
                $qtv->addOption(new ilCheckboxOption(
                                $this->lng->txt('crs_loc_qt_visibility_all'),
                                ilLOSettings::QT_VISIBLE_ALL)
                );
                
                $qtv->addOption(new ilCheckboxOption(
                                $this->lng->txt('crs_loc_qt_visibility_lo'),
                                ilLOSettings::QT_VISIBLE_OBJECTIVE)
                );
                #$form->addItem($qtv);
                
                // reset results
                $reset = new ilCheckboxInputGUI($this->lng->txt('crs_loc_settings_reset'),'reset');
                $reset->setValue(1);
                $reset->setChecked($this->getSettings()->isResetResultsEnabled());
                $reset->setOptionTitle($this->lng->txt('crs_loc_settings_reset_enable'));
                $reset->setInfo($this->lng->txt('crs_loc_settings_reset_enable_info'));
                $form->addItem($reset);
                
                                
                
                return $form;
        }
        
        protected function materials()
        {
                $GLOBALS['ilTabs']->activateSubTab('materials');
                
                include_once "Services/Object/classes/class.ilObjectAddNewItemGUI.php";
                $gui = new ilObjectAddNewItemGUI($this->getParentObject()->getRefId());
                $gui->setDisabledObjectTypes(array("itgr"));
                #$gui->setAfterCreationCallback($this->getParentObject()->getRefId());
                $gui->render();
                
                include_once './Services/Object/classes/class.ilObjectTableGUI.php';
                $obj_table = new ilObjectTableGUI(
                                $this,
                                'materials',
                                $this->getParentObject()->getRefId()
                );
                $obj_table->init();
                $obj_table->setObjects($GLOBALS['tree']->getChildIds($this->getParentObject()->getRefId()));
                $obj_table->parse();
                $GLOBALS['tpl']->setContent($obj_table->getHTML());
                
                $this->showStatus(ilLOEditorStatus::SECTION_MATERIALS);
        }
        
        
        protected function testOverview()
        {
                $this->setTestType((int) $_REQUEST['tt']);
                $this->ctrl->setParameter($this,'tt',$this->getTestType());
                
                $settings = ilLOSettings::getInstanceByObjId($this->getParentObject()->getId());
                switch($this->getTestType())
                {
                        case ilLOSettings::TYPE_TEST_INITIAL:
                                $GLOBALS['ilTabs']->activateSubTab('itest');
                                break;
                        
                        case ilLOSettings::TYPE_TEST_QUALIFIED:
                                $GLOBALS['ilTabs']->activateSubTab('qtest');
                                break;
                }

                
                // Check if test is assigned
                if(!$settings->getTestByType($this->getTestType()))
                {
                        return $this->testSettings();
                }
                
                try {
                        include_once './Modules/Course/classes/Objectives/class.ilLOTestAssignmentTableGUI.php';
                        $table = new ilLOTestAssignmentTableGUI(
                                        $this,
                                        'testOverview',
                                        $this->getParentObject()->getId(),
                                        $this->getTestType()
                        );
                        $table->setTitle($this->lng->txt('crs_loc_tst_assignment'));
                        $table->init();
                        $table->parse(ilLOSettings::getInstanceByObjId($this->getParentObject()->getId())->getTestByType($this->getTestType()));
                        $GLOBALS['tpl']->setContent($table->getHTML());
                        
                        $this->showStatus(
                                        ($this->getTestType() == ilLOEditorGUI::TEST_TYPE_IT) ?
                                        ilLOEditorStatus::SECTION_ITES :
                                        ilLOEditorStatus::SECTION_QTEST
                        );
                }
                catch(ilLOInvalidConfigurationException $ex)
                {
                        $GLOBALS['ilLog']->write(__METHOD__.': Show new assignment sceen because of : '. $ex->getMessage());
                        $this->testSettings();
                }
        }
        
        protected function confirmDeleteTest()
        {
                $this->setTestType((int) $_REQUEST['tt']);
                $this->ctrl->setParameter($this,'tt',$this->getTestType());
                
                $settings = ilLOSettings::getInstanceByObjId($this->getParentObject()->getId());
                switch($this->getTestType())
                {
                        case ilLOSettings::TYPE_TEST_INITIAL:
                                $GLOBALS['ilTabs']->activateSubTab('itest');
                                break;
                        
                        case ilLOSettings::TYPE_TEST_QUALIFIED:
                                $GLOBALS['ilTabs']->activateSubTab('qtest');
                                break;
                }
                
                if(!(int) $_REQUEST['tst'])
                {
                        ilUtil::sendFailure($this->lng->txt('select_one'),true);
                        $this->ctrl->redirect($this,'testOverview');
                }
                
                include_once './Services/Utilities/classes/class.ilConfirmationGUI.php';
                $confirm = new ilConfirmationGUI();
                $confirm->setHeaderText($this->lng->txt('crs_loc_confirm_delete_tst'));
                $confirm->setFormAction($this->ctrl->getFormAction($this));
                $confirm->setConfirm($this->lng->txt('delete'), 'deleteTest');
                $confirm->setCancel($this->lng->txt('cancel'), 'testOverview');
                
                foreach((array) $_REQUEST['tst'] as $tst_id)
                {
                        $obj_id = ilObject::_lookupObjId($tst_id);
                        $confirm->addItem('tst[]', $tst_id, ilObject::_lookupTitle($obj_id));
                }
                
                $GLOBALS['tpl']->setContent($confirm->getHTML());
                
                $this->showStatus(
                                ($this->getTestType() == ilLOEditorGUI::TEST_TYPE_IT) ?
                                ilLOEditorStatus::SECTION_ITES :
                                ilLOEditorStatus::SECTION_QTEST
                );
        }
        
        protected function deleteTest()
        {
                $this->setTestType((int) $_REQUEST['tt']);
                $this->ctrl->setParameter($this,'tt',$this->getTestType());
                
                $settings = ilLOSettings::getInstanceByObjId($this->getParentObject()->getId());
                switch($this->getTestType())
                {
                        case ilLOSettings::TYPE_TEST_INITIAL:
                                $GLOBALS['ilTabs']->activateSubTab('itest');
                                break;
                        
                        case ilLOSettings::TYPE_TEST_QUALIFIED:
                                $GLOBALS['ilTabs']->activateSubTab('qtest');
                                break;
                }
                
                foreach((array) $_REQUEST['tst'] as $tst_id)
                {
                        switch($this->getTestType())
                        {
                                case ilLOSettings::TYPE_TEST_INITIAL:
                                        $settings->setInitialTest(0);
                                        break;
                                
                                case ilLOSettings::TYPE_TEST_QUALIFIED:
                                        $settings->setQualifiedTest(0);
                                        break;
                        }
                        $settings->update();
                        
                        // finally delete start object assignment
                        include_once './Services/Container/classes/class.ilContainerStartObjects.php';
                        $start = new ilContainerStartObjects(
                                        $this->getParentObject()->getRefId(),
                                        $this->getParentObject()->getId()
                        );
                        $start->deleteItem($tst_id);
                        
                        // ... and assigned questions
                        include_once './Modules/Course/classes/class.ilCourseObjectiveQuestion.php';
                        ilCourseObjectiveQuestion::deleteTest($tst_id);
                }
                
                
                ilUtil::sendSuccess($this->lng->txt('settings_saved'),true);
                $this->ctrl->redirect($this,'testOverview');
        }
        
        protected function testSettings(ilPropertyFormGUI $form = NULL)
        {
                $this->ctrl->setParameter($this,'tt',(int) $_REQUEST['tt']);
                switch($this->getTestType())
                {
                        case ilLOSettings::TYPE_TEST_INITIAL:
                                $GLOBALS['ilTabs']->activateSubTab('itest');
                                break;
                        
                        case ilLOSettings::TYPE_TEST_QUALIFIED:
                                $GLOBALS['ilTabs']->activateSubTab('qtest');
                                break;
                }
                
                if(!$form instanceof ilPropertyFormGUI)
                {
                        $form = $this->initTestForm();
                }
                $GLOBALS['tpl']->setContent($form->getHTML());
                
                $this->showStatus(
                                ($this->getTestType() == self::TEST_TYPE_IT) ?
                                ilLOEditorStatus::SECTION_ITES :
                                ilLOEditorStatus::SECTION_QTEST
                );
        }
        
        protected function getAssignableTests()
        {
                $tests = array();
                foreach($GLOBALS['tree']->getChildsByType($this->getParentObject()->getRefId(),'tst') as $tree_node)
                {
                        if(!in_array($tree_node['child'], $this->getSettings()->getTests()))
                        {
                                $tests[] = $tree_node['child'];
                        }
                }
                return $tests;
        }
        
        protected function initTestForm()
        {
                include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
                $form = new ilPropertyFormGUI();
                $form->setFormAction($this->ctrl->getFormAction($this));
                $form->addCommandButton('saveTest', $this->lng->txt('save'));
                
                switch($this->getTestType())
                {
                        case self::TEST_TYPE_IT:
                                $form->setTitle($this->lng->txt('crs_loc_settings_itest_tbl'));
                                break;
                        
                        case self::TEST_TYPE_QT:
                                $form->setTitle($this->lng->txt('crs_loc_settings_qtest_tbl'));
                                break;
                                
                }

                $assignable = $this->getAssignableTests();

                $cr_mode = new ilRadioGroupInputGUI($this->lng->txt('crs_loc_form_assign_it'),'mode');
                $cr_mode->setRequired(true);
                $cr_mode->setValue(self::TEST_NEW);
                
                $new = new ilRadioOption($this->lng->txt('crs_loc_form_tst_new'),self::TEST_NEW);

                switch($this->getTestType())
                {
                        case ilLOSettings::TYPE_TEST_INITIAL:
                                $new->setInfo($this->lng->txt("crs_loc_form_tst_new_initial_info"));
                                break;

                        case ilLOSettings::TYPE_TEST_QUALIFIED:
                                $new->setInfo($this->lng->txt("crs_loc_form_tst_new_qualified_info"));
                                break;
                }

                // title
                $ti = new ilTextInputGUI($this->lng->txt("title"), "title");
                $ti->setValue(
                                ilObject::_lookupTitle(ilObject::_lookupObjId($this->getSettings()->getTestByType($this->getTestType())))
                );
                $ti->setMaxLength(128);
                $ti->setSize(40);
                $ti->setRequired(true);
                $new->addSubItem($ti);

                // description
                $ta = new ilTextAreaInputGUI($this->lng->txt("description"), "desc");
                $ta->setValue(
                                ilObject::_lookupDescription(ilObject::_lookupObjId($this->getSettings()->getTestByType($this->getTestType())))
                );
                $ta->setCols(40);
                $ta->setRows(2);
                $new->addSubItem($ta);
                
                // Question assignment type
                include_once './Modules/Test/classes/class.ilObjTest.php';
                $this->lng->loadLanguageModule('assessment');
                $qst = new ilRadioGroupInputGUI($this->lng->txt('tst_question_set_type'),'qtype');
                $qst->setRequired(true);
                $qst->setValue(
                                $this->getSettings()->isRandomTestType($this->getTestType()) ? 
                                ilObjTest::QUESTION_SET_TYPE_RANDOM:
                                ilObjTest::QUESTION_SET_TYPE_FIXED
                );
                
                $random = new ilRadioOption(
                                $this->lng->txt('tst_question_set_type_random'),
                                ilObjTest::QUESTION_SET_TYPE_RANDOM
                );
                $qst->addOption($random);
                
                $fixed = new ilRadioOption(
                                $this->lng->txt('tst_question_set_type_fixed'),
                                ilObjTest::QUESTION_SET_TYPE_FIXED
                );
                $qst->addOption($fixed);
                $new->addSubItem($qst);
                $cr_mode->addOption($new);
                
                // assign existing
                $existing = new ilRadioOption($this->lng->txt('crs_loc_form_assign'),self::TEST_ASSIGN);

                switch($this->getTestType())
                {
                        case ilLOSettings::TYPE_TEST_INITIAL:
                                $existing->setInfo($this->lng->txt("crs_loc_form_assign_initial_info"));
                                break;

                        case ilLOSettings::TYPE_TEST_QUALIFIED:
                                $existing->setInfo($this->lng->txt("crs_loc_form_assign_qualified_info"));
                                break;
                }

                if(!$assignable)
                {
                        $existing->setDisabled(true);
                }
                $cr_mode->addOption($existing);
                
                $options = array();
                $options[0] = $this->lng->txt('select_one');
                foreach((array) $assignable as $tst_ref_id)
                {
                        $tst_obj_id = ilObject::_lookupObjId($tst_ref_id);
                        $options[$tst_ref_id] = ilObject::_lookupTitle($tst_obj_id);
                }
                $selectable = new ilSelectInputGUI($this->lng->txt('crs_loc_form_available_tsts'),'tst');
                $selectable->setRequired(true);
                $selectable->setOptions($options);
                $existing->addSubItem($selectable);
                
                $form->addItem($cr_mode);
                return $form;
        }

        protected function applySettingsTemplate(ilObjTest $tst)
        {
                include_once "Services/Administration/classes/class.ilSettingsTemplate.php";
                include_once './Modules/Test/classes/class.ilObjAssessmentFolderGUI.php';
                
                $tpl_id = 0;
                foreach(ilSettingsTemplate::getAllSettingsTemplates('tst', true) as $nr => $template)
                {
                        switch($this->getTestType())
                        {
                                case self::TEST_TYPE_IT:
                                        if($template['title'] == self::SETTINGS_TEMPLATE_IT)
                                        {
                                                $tpl_id = $template['id'];
                                        }
                                        break;
                                case self::TEST_TYPE_QT:
                                        if($template['title'] == self::SETTINGS_TEMPLATE_QT)
                                        {
                                                $tpl_id = $template['id'];
                                        }
                                        break;
                        }
                        if($tpl_id)
                        {
                                break;
                        }
                }
                
                if(!$tpl_id)
                {
                        return false;
                }

                include_once "Services/Administration/classes/class.ilSettingsTemplate.php";
                include_once './Modules/Test/classes/class.ilObjAssessmentFolderGUI.php';
                $template = new ilSettingsTemplate($tpl_id, ilObjAssessmentFolderGUI::getSettingsTemplateConfig());
                $template_settings = $template->getSettings();
                if($template_settings)
                {
                        include_once './Modules/Test/classes/class.ilObjTestGUI.php';
                        $tst_gui = new ilObjTestGUI();
                        $tst_gui->applyTemplate($template_settings, $tst);
                }
                $tst->setTemplate($tpl_id);
                return true;
        }
        
        protected function updateStartObjects()
        {
                include_once './Services/Container/classes/class.ilContainerStartObjects.php';
                $start = new ilContainerStartObjects(0, $this->getParentObject()->getId());
                $this->getSettings()->updateStartObjects($start);
                return true;
        }

        protected function saveTest()
        {
                $this->ctrl->setParameter($this,'tt',(int) $_REQUEST['tt']);
                $this->setTestType((int) $_REQUEST['tt']);
                
                $settings = ilLOSettings::getInstanceByObjId($this->getParentObject()->getId());
                
                $form = $this->initTestForm();
                if($form->checkInput())
                {
                        $mode = $form->getInput('mode');
                        
                        if($mode == self::TEST_NEW)
                        {
                                $tst = new ilObjTest();
                                $tst->setType('tst');
                                $tst->setTitle($form->getInput('title'));
                                $tst->setDescription($form->getInput('desc'));
                                $tst->create();
                                $tst->createReference();
                                $tst->putInTree($this->getParentObject()->getRefId());
                                $tst->setPermissions($this->getParentObject()->getRefId());

                                // apply settings template 
                                $this->applySettingsTemplate($tst);

                                $tst->setQuestionSetType($form->getInput('qtype'));
                                
                                $tst->saveToDb();

                                if($this->getTestType() == self::TEST_TYPE_IT)
                                {
                                        $this->getSettings()->setInitialTest($tst->getRefId());
                                }
                                else
                                {
                                        $this->getSettings()->setQualifiedTest($tst->getRefId());
                                }
                                $this->getSettings()->update();
                        }
                        else
                        {
                                if($this->getTestType() == self::TEST_TYPE_IT)
                                {
                                        $this->getSettings()->setInitialTest($form->getInput('tst'));
                                }
                                else
                                {
                                        $this->getSettings()->setQualifiedTest($form->getInput('tst'));
                                }
                                
                                $this->getSettings()->update();
                                $tst = new ilObjTest($settings->getTestByType($this->getTestType()),true);
                                $this->applySettingsTemplate($tst);
                                $tst->saveToDb();
                        }
                        
                        $this->updateStartObjects();
                        
                        ilUtil::sendSuccess($this->lng->txt('settings_saved'));
                        $this->ctrl->redirect($this,'testOverview');
                }

                // Error
                ilUtil::sendFailure($this->lng->txt('err_check_input'));
                $form->setValuesByPost();
                $this->testSettings($form);
        }
        
        protected function listObjectives()
        {
                global $ilToolbar;
                
                $GLOBALS['ilTabs']->activateSubTab('objectives');
                
                $ilToolbar->addButton(
                                $this->lng->txt('crs_add_objective'),
                                $this->ctrl->getLinkTargetByClass('ilcourseobjectivesgui', "create"));

                include_once('./Modules/Course/classes/class.ilCourseObjectivesTableGUI.php');
                $table = new ilCourseObjectivesTableGUI($this,$this->getParentObject());
                $table->setTitle($this->lng->txt('crs_objectives'),'',$this->lng->txt('crs_objectives'));
                $table->parse(ilCourseObjective::_getObjectiveIds($this->getParentObject()->getId(),false));
                $GLOBALS['tpl']->setContent($table->getHTML());
                
                $this->showStatus(ilLOEditorStatus::SECTION_OBJECTIVES);
        }
        
        protected function showObjectiveCreation(ilPropertyFormGUI $form = NULL)
        {
                $GLOBALS['ilTabs']->activateSubTab('objectives');
                
                if(!$form instanceof ilPropertyFormGUI)
                {
                        $form = $this->initSimpleObjectiveForm();
                }
                
                $GLOBALS['tpl']->setContent($form->getHTML());
                
                $this->showStatus(ilLOEditorStatus::SECTION_OBJECTIVES_NEW);
        }
        
        protected function initSimpleObjectiveForm()
        {
                include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
                $form = new ilPropertyFormGUI();
                $form->setTitle($this->lng->txt('crs_loc_form_create_objectives'));
                $form->setFormAction($this->ctrl->getFormAction($this));
                
                $txt = new ilTextWizardInputGUI($this->lng->txt('crs_objectives'), 'objectives');
                $txt->setValues(array(0 => ''));
                $txt->setRequired(true);
                $form->addItem($txt);
                
                $form->addCommandButton('saveObjectiveCreation', $this->lng->txt('save'));
                
                return $form;
        }
        
        protected function saveObjectiveCreation()
        {
                $form = $this->initSimpleObjectiveForm();
                if($form->checkInput())
                {
                        foreach((array) $form->getInput('objectives') as $idx => $title)
                        {
                                include_once './Modules/Course/classes/class.ilCourseObjective.php';
                                $obj = new ilCourseObjective($this->getParentObject());
                                $obj->setActive(false);
                                $obj->setTitle($title);
                                $obj->add();
                        }
                        ilUtil::sendSuccess($this->lng->txt('settings_saved'),true);
                        $this->ctrl->redirect($this,'');
                }
                
                $form->setValuesByPost();
                $GLOBALS['ilTabs']->activateSubTab('objectives');
                $this->showStatus(ilLOEditorStatus::SECTION_OBJECTIVES);
        }
        
        protected function saveSorting()
        {
                global $ilAccess,$ilErr,$ilObjDataCache;
                
                asort($_POST['position'],SORT_NUMERIC);
                
                $counter = 1;
                foreach($_POST['position'] as $objective_id => $position)
                {
                        include_once './Modules/Course/classes/class.ilCourseObjective.php';
                        $objective = new ilCourseObjective($this->getParentObject(),$objective_id);
                        $objective->writePosition($counter++);
                }
                ilUtil::sendSuccess($this->lng->txt('crs_objective_saved_sorting'));
                $this->listObjectives();
        }
        
        protected function askDeleteObjectives()
        {
                $GLOBALS['ilTabs']->activateSubTab('objectives');

                include_once './Services/Utilities/classes/class.ilConfirmationGUI.php';
                $confirm = new ilConfirmationGUI();
                $confirm->setFormAction($this->ctrl->getFormAction($this));
                $confirm->setHeaderText($this->lng->txt('crs_delete_objectve_sure'));
                $confirm->setConfirm($this->lng->txt('delete'), 'deleteObjectives');
                $confirm->setCancel($this->lng->txt('cancel'), 'listObjectives');
                
                foreach($_POST['objective'] as $objective_id)
                {
                        include_once './Modules/Course/classes/class.ilCourseObjective.php';
                        $obj = new ilCourseObjective($this->getParentObject(),$objective_id);
                        $name = $obj->getTitle();
                        
                        $confirm->addItem(
                                'objective_ids[]',
                                $objective_id,
                                $name
                        );
                }               
                $GLOBALS['tpl']->setContent($confirm->getHTML());
                $this->showStatus(ilLOEditorStatus::SECTION_OBJECTIVES);
        }
        
        protected function activateObjectives()
        {
                $enabled = (array) $_REQUEST['objective'];
                
                include_once './Modules/Course/classes/class.ilCourseObjective.php';
                $objectives = ilCourseObjective::_getObjectiveIds($this->getParentObject()->getId(),false);
                foreach((array) $objectives as $objective_id)
                {
                        $objective = new ilCourseObjective($this->getParentObject(),$objective_id);
                        if(in_array($objective_id, $enabled))
                        {
                                $objective->setActive(true);
                                $objective->update();
                        }
                }

                include_once './Services/Tracking/classes/class.ilLPStatusWrapper.php';
                ilLPStatusWrapper::_refreshStatus($this->getParentObject()->getId());

                ilUtil::sendSuccess($this->lng->txt('settings_saved'),true);
                $this->ctrl->redirect($this,'listObjectives');
        }
        
        protected function deactivateObjectives()
        {
                $disabled = (array) $_REQUEST['objective'];
                
                include_once './Modules/Course/classes/class.ilCourseObjective.php';
                $objectives = ilCourseObjective::_getObjectiveIds($this->getParentObject()->getId(),false);
                foreach((array) $objectives as $objective_id)
                {
                        $objective = new ilCourseObjective($this->getParentObject(),$objective_id);
                        if(in_array($objective_id, $disabled))
                        {
                                $objective->setActive(false);
                                $objective->update();
                        }
                }
                
                include_once './Services/Tracking/classes/class.ilLPStatusWrapper.php';
                ilLPStatusWrapper::_refreshStatus($this->getParentObject()->getId());

                ilUtil::sendSuccess($this->lng->txt('settings_saved'),true);
                $this->ctrl->redirect($this,'listObjectives');
        }

        protected function deleteObjectives()
        {
                global $rbacsystem;

                foreach($_POST['objective_ids'] as $objective_id)
                {
                        include_once './Modules/Course/classes/class.ilCourseObjective.php';
                        $objective_obj = new ilCourseObjective($this->getParentObject(),$objective_id);
                        $objective_obj->delete();
                }
                
                include_once './Services/Tracking/classes/class.ilLPStatusWrapper.php';
                ilLPStatusWrapper::_refreshStatus($this->getParentObject()->getId());

                ilUtil::sendSuccess($this->lng->txt('crs_objectives_deleted'),true);
                $this->ctrl->redirect($this,'listObjectives');

                return true;
        }
        
        protected function showStatus($a_section)
        {
                include_once './Modules/Course/classes/Objectives/class.ilLOEditorStatus.php';
                $status = new ilLOEditorStatus($this->getParentObject());
                $status->setSection($a_section);
                $status->setCmdClass($this);
                $GLOBALS['tpl']->setRightContent($status->getHTML());
        }
        

        
        protected function setTabs($a_section = '')
        {
                // objective settings
                $GLOBALS['ilTabs']->addSubTab(
                                'settings',
                                $this->lng->txt('settings'),
                                $this->ctrl->getLinkTarget($this,'settings')
                );
                // learning objectives
                $GLOBALS['ilTabs']->addSubTab(
                                'objectives',
                                $this->lng->txt('crs_loc_tab_objectives'),
                                $this->ctrl->getLinkTarget($this,'listObjectives')
                );
                // materials
                /*
                $GLOBALS['ilTabs']->addTab(
                                'materials',
                                $this->lng->txt('crs_loc_tab_materials'),
                                $this->ctrl->getLinkTarget($this,'materials')
                );
                 */
                // tests
                $settings = ilLOSettings::getInstanceByObjId($this->getParentObject()->getId());
                if($settings->worksWithInitialTest())
                {
                        $this->ctrl->setParameter($this,'tt',self::TEST_TYPE_IT);
                        $GLOBALS['ilTabs']->addSubTab(
                                        'itest',
                                        $this->lng->txt('crs_loc_tab_itest'),
                                        $this->ctrl->getLinkTarget($this,'testOverview')
                        );
                        
                }
                $this->ctrl->setParameter($this,'tt',self::TEST_TYPE_QT);
                $GLOBALS['ilTabs']->addSubTab(
                                'qtest',
                                $this->lng->txt('crs_loc_tab_qtest'),
                                $this->ctrl->getLinkTarget($this,'testOverview')
                );
                // start objects
                $GLOBALS['ilTabs']->addSubTab(
                                'start',
                                $this->lng->txt('crs_loc_tab_start'),
                                $this->ctrl->getLinkTargetByClass('ilcontainerstartobjectsgui','')
                );
                
                // Member view
                #include_once './Services/Container/classes/class.ilMemberViewGUI.php';
                #ilMemberViewGUI::showMemberViewSwitch($this->getParentObject()->getRefId());
        }
}
?>