class.ilTestSubmissionReviewGUI.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Modules/Test/classes/class.ilTestServiceGUI.php';

class ilTestSubmissionReviewGUI extends ilTestServiceGUI
{
    protected $testOutputGUI = null;

    protected $testSession;

    public function __construct(ilTestOutputGUI $testOutputGUI, ilObjTest $testOBJ, ilTestSession $testSession)
    {
        $this->testOutputGUI = $testOutputGUI;
        $this->testSession = $testSession;
        
        parent::__construct($testOBJ);
    }
    
    public function executeCommand()
    {
        if (!$this->object->getEnableExamview()) {
            return '';
        }
        
        switch ($this->ctrl->getNextClass($this)) {
            default:
                $this->dispatchCommand();
                break;
        }
        
        return '';
    }
    
    protected function dispatchCommand()
    {
        switch ($this->ctrl->getCmd()) {
            case 'pdfDownload':
                
                if ($this->object->getShowExamviewPdf()) {
                    $this->pdfDownload();
                }
                
                break;
                
            case 'show':
            default:
                
                $this->show();
        }
    }
    
    private function getContentBlockName()
    {
        if ($this->object->getKioskMode()) {
            $this->tpl->setBodyClass("kiosk");
            $this->tpl->setAddFooter(false);
            return "CONTENT";
        } else {
            return "ADM_CONTENT";
        }
    }
    
    protected function buildToolbar($toolbarId)
    {
        require_once 'Modules/Test/classes/class.ilTestPlayerCommands.php';
        require_once 'Services/UIComponent/Toolbar/classes/class.ilToolbarGUI.php';
        require_once 'Services/UIComponent/Button/classes/class.ilLinkButton.php';
        require_once 'Services/UIComponent/Button/classes/class.ilButton.php';
        
        $toolbar = new ilToolbarGUI();
        $toolbar->setId($toolbarId);
        
        $backUrl = $this->ctrl->getLinkTarget(
            $this->testOutputGUI,
            $this->object->getListOfQuestionsEnd() ?
            ilTestPlayerCommands::QUESTION_SUMMARY : ilTestPlayerCommands::BACK_FROM_FINISHING
        );
        
        $button = ilLinkButton::getInstance();
        $button->setCaption('btn_previous');
        $button->setUrl($backUrl);
        $toolbar->addButtonInstance($button);
        
        if ($this->object->getShowExamviewPdf()) {
            $pdfUrl = $this->ctrl->getLinkTarget($this, 'pdfDownload');
            
            $button = ilLinkButton::getInstance();
            $button->setCaption('pdf_export');
            $button->setUrl($pdfUrl);
            $button->setTarget(ilButton::FORM_TARGET_BLANK);
            $toolbar->addButtonInstance($button);
        }
        
        $this->ctrl->setParameter($this->testOutputGUI, 'reviewed', 1);
        $nextUrl = $this->ctrl->getLinkTarget($this->testOutputGUI, ilTestPlayerCommands::FINISH_TEST);
        $this->ctrl->setParameter($this->testOutputGUI, 'reviewed', 0);
        
        $button = ilLinkButton::getInstance();
        $button->setPrimary(true);
        $button->setCaption('btn_next');
        $button->setUrl($nextUrl);
        $toolbar->addButtonInstance($button);
        
        return $toolbar;
    }
    
    protected function buildUserReviewOutput()
    {
        $ilObjDataCache = isset($GLOBALS['DIC']) ? $GLOBALS['DIC']['ilObjDataCache'] : $GLOBALS['ilObjDataCache'];
        
        require_once 'Modules/Test/classes/class.ilTestResultHeaderLabelBuilder.php';
        $testResultHeaderLabelBuilder = new ilTestResultHeaderLabelBuilder($this->lng, $ilObjDataCache);
        
        $objectivesList = null;
        
        if ($this->getObjectiveOrientedContainer()->isObjectiveOrientedPresentationRequired()) {
            $testSequence = $this->testSequenceFactory->getSequenceByActiveIdAndPass($this->testSession->getActiveId(), $this->testSession->getPass());
            $testSequence->loadFromDb();
            $testSequence->loadQuestions();
            
            require_once 'Modules/Course/classes/Objectives/class.ilLOTestQuestionAdapter.php';
            $objectivesAdapter = ilLOTestQuestionAdapter::getInstance($this->testSession);
            
            $objectivesList = $this->buildQuestionRelatedObjectivesList($objectivesAdapter, $testSequence);
            $objectivesList->loadObjectivesTitles();
            
            $testResultHeaderLabelBuilder->setObjectiveOrientedContainerId($this->testSession->getObjectiveOrientedContainerId());
            $testResultHeaderLabelBuilder->setUserId($this->testSession->getUserId());
            $testResultHeaderLabelBuilder->setTestObjId($this->object->getId());
            $testResultHeaderLabelBuilder->setTestRefId($this->object->getRefId());
            $testResultHeaderLabelBuilder->initObjectiveOrientedMode();
        }
        
        $results = $this->object->getTestResult(
            $this->testSession->getActiveId(),
            $this->testSession->getPass(),
            false,
            !$this->getObjectiveOrientedContainer()->isObjectiveOrientedPresentationRequired()
        );
        
        require_once 'class.ilTestEvaluationGUI.php';
        $testevaluationgui = new ilTestEvaluationGUI($this->object);
        $testevaluationgui->setContextResultPresentation(false);
        
        $results_output = $testevaluationgui->getPassListOfAnswers(
            $results,
            $this->testSession->getActiveId(),
            $this->testSession->getPass(),
            false,
            false,
            false,
            false,
            false,
            $objectivesList,
            $testResultHeaderLabelBuilder
        );
        
        return $results_output;
    }
    
    protected function show()
    {
        $html = $this->buildToolbar('review_nav_top')->getHTML();
        $html .= $this->buildUserReviewOutput() . '<br />';
        $html .= $this->buildToolbar('review_nav_bottom')->getHTML();
        
        $this->tpl->setVariable($this->getContentBlockName(), $html);
    }
    
    protected function pdfDownload()
    {
        $reviewOutput = $this->buildUserReviewOutput();
        
        require_once './Services/PDFGeneration/classes/class.ilPDFGeneration.php';
        ilPDFGeneration::prepareGeneration();

        require_once 'Modules/Test/classes/class.ilTestPDFGenerator.php';
        ilTestPDFGenerator::generatePDF($reviewOutput, ilTestPDFGenerator::PDF_OUTPUT_DOWNLOAD, PDF_USER_RESULT);
        
        exit;
    }
    
    protected function buildPdfFilename()
    {
        global $ilSetting;
        
        $inst_id = $ilSetting->get('inst_id', null);
        
        require_once 'Services/Utilities/classes/class.ilUtil.php';
        
        $path =  ilUtil::getWebspaceDir() . '/assessment/' . $this->testOutputGUI->object->getId() . '/exam_pdf';
        
        if (!is_dir($path)) {
            ilUtil::makeDirParents($path);
        }
        
        $filename = ilUtil::removeTrailingPathSeparators(ILIAS_ABSOLUTE_PATH) . '/' . $path . '/exam_N';
        $filename .= $inst_id . '-' . $this->testOutputGUI->object->getId();
        $filename .= '-' . $this->testSession->getActiveId() . '-';
        $filename .= $this->testSession->getPass() . '.pdf';
        
        return $filename;
    }
}