class.ilTestSubmissionReviewGUI.php

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

class ilTestSubmissionReviewGUI 
{
        protected $testOutputGUI = null;

        protected $test = null;
        
        protected $lng;
        
        protected $ilCtrl;

        protected $tpl;

        protected $testSession;

        public function __construct(ilTestOutputGUI $testOutputGUI, ilObjTest $test, ilTestSession $testSession)
        {
                global $lng, $ilCtrl, $tpl;
                $this->lng = $lng;
                $this->ilCtrl = $ilCtrl;
                $this->tpl = $tpl;
                
                $this->testOutputGUI = $testOutputGUI;
                $this->test = $test;
                $this->testSession = $testSession;
        }
        
        function executeCommand()
        {
                if( !$this->test->getEnableExamview() )
                {
                        return '';
                }
                
                switch( $this->ilCtrl->getNextClass($this) )
                {
                        default:
                                $this->dispatchCommand();
                                break;
                }
                
                return '';
        }
        
        protected function dispatchCommand()
        {
                switch( $this->ilCtrl->getCmd() )
                {
                        case 'pdfDownload':
                                
                                if( $this->test->getShowExamviewPdf() )
                                {
                                        $this->pdfDownload();
                                }
                                
                                break;
                                
                        case 'show':
                        default:
                                
                                $this->show();
                }
        }
        
        private function getContentBlockName()
        {
                if ($this->test->getKioskMode())
                {
                        $this->tpl->setBodyClass("kiosk");
                        $this->tpl->setAddFooter(FALSE);
                        return "CONTENT";
                }
                else
                {
                        return "ADM_CONTENT";
                }
        }
        
        protected function buildToolbar($toolbarId)
        {
                require_once 'Services/UIComponent/Toolbar/classes/class.ilToolbarGUI.php';
                require_once 'Services/UIComponent/Button/classes/class.ilButton.php';
                require_once 'Services/UIComponent/Button/classes/class.ilLinkButton.php';
                
                $toolbar = new ilToolbarGUI();
                $toolbar->setId($toolbarId);
                
                $backUrl = $this->ilCtrl->getLinkTarget($this->testOutputGUI, $this->test->getListOfQuestionsEnd() ?
                        'outQuestionSummary' : 'backFromSummary'
                );
                
                $button = ilLinkButton::getInstance();
                $button->setCaption('btn_previous');
                $button->setUrl($backUrl);
                $toolbar->addButtonInstance($button);
                
                if( $this->test->getShowExamviewPdf() )
                {
                        $pdfUrl = $this->ilCtrl->getLinkTarget($this, 'pdfDownload');
                        
                        $button = ilLinkButton::getInstance();
                        $button->setCaption('pdf_export');
                        $button->setUrl($pdfUrl);
                        $button->setTarget('_blank');
                        $toolbar->addButtonInstance($button);
                }
                
                $this->ilCtrl->setParameter($this->testOutputGUI, 'reviewed', 1);
                $nextUrl = $this->ilCtrl->getLinkTarget($this->testOutputGUI, 'finishTest');
                $this->ilCtrl->setParameter($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()
        {
                $results = $this->test->getTestResult(
                        $this->testSession->getActiveId(), $this->testSession->getPass(), false
                );
                
                require_once 'class.ilTestEvaluationGUI.php';
                $testevaluationgui = new ilTestEvaluationGUI($this->test);
                $testevaluationgui->setContextWithinTestPass(true);
                
                $results_output = $testevaluationgui->getPassListOfAnswers( $results,
                        $this->testSession->getActiveId(), $this->testSession->getPass(),
                        false, false, false, false,
                        false
                );
                
                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 'class.ilTestPDFGenerator.php';
                ilTestPDFGenerator::generatePDF($reviewOutput, ilTestPDFGenerator::PDF_OUTPUT_DOWNLOAD);
                
                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->test->getId() . '/exam_pdf';
                
                if (!is_dir($path))
                {
                        ilUtil::makeDirParents($path);
                }
                
                $filename = ilUtil::removeTrailingPathSeparators(ILIAS_ABSOLUTE_PATH) . '/' . $path . '/exam_N';
                $filename .= $inst_id . '-' . $this->test->getId();
                $filename .= '-' . $this->testSession->getActiveId() . '-';
                $filename .= $this->testSession->getPass() . '.pdf';
                
                return $filename;
        }
}