class.ilTestImporter.php

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

include_once("./Services/Export/classes/class.ilXmlImporter.php");

class ilTestImporter extends ilXmlImporter
{
        function importXmlRepresentation($a_entity, $a_id, $a_xml, $a_mapping)
        {
                // Container import => test object already created
                include_once "./Modules/Test/classes/class.ilObjTest.php";
                ilObjTest::_setImportDirectory($this->getImportDirectoryContainer());

                if($new_id = $a_mapping->getMapping('Services/Container','objs',$a_id))
                {
                        $newObj = ilObjectFactory::getInstanceByObjId($new_id,false);

                        $_SESSION['tst_import_subdir'] = $this->getImportPackageName();
                }
                else    // case ii, non container
                {
                        // Shouldn't happen
                        $GLOBALS['ilLog']->write(__METHOD__.': Called in non container mode');
                        return false;
                }

                list($xml_file,$qti_file) = $this->parseXmlFileNames();

                if(!@file_exists($xml_file))
                {
                        $GLOBALS['ilLog']->write(__METHOD__.': Cannot find xml definition: '. $xml_file);
                        return false;
                }
                if(!@file_exists($qti_file))
                {
                        $GLOBALS['ilLog']->write(__METHOD__.': Cannot find xml definition: '. $qti_file);
                        return false;
                }

                // FIXME: Copied from ilObjTestGUI::importVerifiedFileObject
                // TODO: move all logic to ilObjTest::importVerifiedFile and call 
                // this method from ilObjTestGUI and ilTestImporter 
                $newObj->mark_schema->flush();
                
                // Important: The container question pool is the test object implicitly. If we do not pass a valid object id here, there will be problems concerning
                // filesystem path determinations
                $qpl_id = $newObj->getId();

                // start parsing of QTI files
                include_once "./Services/QTI/classes/class.ilQTIParser.php";
                $qtiParser = new ilQTIParser($qti_file, IL_MO_PARSE_QTI, $qpl_id , array());
                $qtiParser->setTestObject($newObj);
                $result = $qtiParser->startParsing();
                $newObj->saveToDb();

                // import page data
                include_once ("./Modules/LearningModule/classes/class.ilContObjParser.php");
                $contParser = new ilContObjParser($newObj, $xml_file, basename($this->getImportDirectory()));
                $contParser->setQuestionMapping($qtiParser->getImportMapping());
                $contParser->startParsing();

                $a_mapping->addMapping("Modules/Test", "tst", $a_id, $newObj->getId());

                ilObjTest::_setImportDirectory();
        }

        protected function parseXmlFileNames()
        {
                $GLOBALS['ilLog']->write(__METHOD__.': '.$this->getImportDirectory());
                
                $basename = basename($this->getImportDirectory());

                $xml = $this->getImportDirectory().'/'.$basename.'.xml';
                $qti = $this->getImportDirectory().'/'.preg_replace('/test|tst/', 'qti', $basename).'.xml';
                
                return array($xml,$qti);
        }

        private function getImportDirectoryContainer()
        {
                $dir = $this->getImportDirectory();
                $dir = dirname($dir);
                return $dir;
        }

        private function getImportPackageName()
        {
                $dir = $this->getImportDirectory();
                $name = basename($dir);
                return $name;
        }
}

?>