class.assFormulaQuestionImport.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
 
include_once "./Modules/TestQuestionPool/classes/import/qti12/class.assQuestionImport.php";
 
class assFormulaQuestionImport extends assQuestionImport
{
        function fromXML(&$item, $questionpool_id, &$tst_id, &$tst_object, &$question_counter, &$import_mapping)
        {
                global $ilUser;
 
                // empty session variable for imported xhtml mobs
                unset($_SESSION["import_mob_xhtml"]);
                $presentation = $item->getPresentation(); 
                $duration = $item->getDuration();
                $now = getdate();
                $created = sprintf("%04d%02d%02d%02d%02d%02d", $now['year'], $now['mon'], $now['mday'], $now['hours'], $now['minutes'], $now['seconds']);
 
                $feedbacksgeneric = array();
 
                $this->object->setTitle($item->getTitle());
                $this->object->setComment($item->getComment());
                $this->object->setAuthor($item->getAuthor());
                $this->object->setOwner($ilUser->getId());
                $this->object->setQuestion($this->object->QTIMaterialToString($item->getQuestiontext()));
                $this->object->setObjId($questionpool_id);
                $this->object->setEstimatedWorkingTime($duration["h"], $duration["m"], $duration["s"]);
                if (preg_match_all("/(\\\$v\\d+)/ims", $this->object->getQuestion(), $matches))
                {
                        foreach ($matches[1] as $variable)
                        {
                                $data = unserialize($item->getMetadataEntry($variable));
                                $unit = $this->object->getUnitRepository()->getUnit($data["unitvalue"]);
                                require_once 'Modules/TestQuestionPool/classes/class.assFormulaQuestionVariable.php';
                                $varObj = new assFormulaQuestionVariable($variable, $data["rangemin"], $data["rangemax"], $unit, $data["precision"], $data["intprecision"]);
                                $this->object->addVariable($varObj);
                        }
                }
                if (preg_match_all("/(\\\$r\\d+)/ims", $this->object->getQuestion(), $rmatches))
                {
                        foreach ($rmatches[1] as $result)
                        {
                                $data = unserialize($item->getMetadataEntry($result));
                                $unit = $this->object->getUnitRepository()->getUnit($data["unitvalue"]);
                                require_once 'Modules/TestQuestionPool/classes/class.assFormulaQuestionResult.php';
                                if (!is_array($data["rating"]))
                                {
                                        $resObj = new assFormulaQuestionResult($result, $data["rangemin"], $data["rangemax"], $data["tolerance"], $unit, $data["formula"], $data["points"], $data["precision"], TRUE);
                                }
                                else
                                {
                                        $resObj = new assFormulaQuestionResult($result, $data["rangemin"], $data["rangemax"], $data["tolerance"], $unit, $data["formula"], $data["points"], $data["precision"], FALSE, $data["rating"]["sign"], $data["rating"]["value"], $data["rating"]["unit"]);
                                }
                                $this->object->addResult($resObj);
                                if (is_array($data["resultunits"]))
                                {
                                        foreach ($data["resultunits"] as $resu)
                                        {
                                                $ru = $this->object->getUnitRepository()->getUnit($resu["unitvalue"]);
                                                if (is_object($ru))
                                                {
                                                        $this->object->addResultUnit($resObj, $ru);
                                                }
                                        }
                                }
                        }
                }
                $this->object->setPoints($item->getMetadataEntry("points"));
                $this->addGeneralMetadata($item);
                // additional content editing mode information
                $this->object->setAdditionalContentEditingMode(
                        $this->fetchAdditionalContentEditingModeInformation($item)
                );
                $this->object->saveToDb();
                // handle the import of media objects in XHTML code
                $questiontext = $this->object->getQuestion();
                if (is_array($_SESSION["import_mob_xhtml"]))
                {
                        include_once "./Services/MediaObjects/classes/class.ilObjMediaObject.php";
                        include_once "./Services/RTE/classes/class.ilRTE.php";
                        foreach ($_SESSION["import_mob_xhtml"] as $mob)
                        {
                                if ($tst_id > 0)
                                {
                                        include_once "./Modules/Test/classes/class.ilObjTest.php";
                                        $importfile = ilObjTest::_getImportDirectory() . "/" . $_SESSION["tst_import_subdir"] . "/" . $mob["uri"];
                                }
                                else
                                {
                                        include_once "./Modules/TestQuestionPool/classes/class.ilObjQuestionPool.php";
                                        $importfile = ilObjQuestionPool::_getImportDirectory() . "/" . $_SESSION["qpl_import_subdir"] . "/" . $mob["uri"];
                                }
                                $media_object =& ilObjMediaObject::_saveTempFileAsMediaObject(basename($importfile), $importfile, FALSE);
                                ilObjMediaObject::_saveUsage($media_object->getId(), "qpl:html", $this->object->getId());
                                $questiontext = str_replace("src=\"" . $mob["mob"] . "\"", "src=\"" . "il_" . IL_INST_ID . "_mob_" . $media_object->getId() . "\"", $questiontext);
                        }
                }
                $this->object->setQuestion(ilRTE::_replaceMediaObjectImageSrc($questiontext, 1));
 
                // additional content editing mode information
                $this->object->setAdditionalContentEditingMode(
                        $this->fetchAdditionalContentEditingModeInformation($item)
                );
                
                $this->object->saveToDb();
                if (count($item->suggested_solutions))
                {
                        foreach ($item->suggested_solutions as $suggested_solution)
                        {
                                $this->object->setSuggestedSolution($suggested_solution["solution"]->getContent(), $suggested_solution["gap_index"], true);
                        }
                        $this->object->saveToDb();
                }
                if ($tst_id > 0)
                {
                        $q_1_id = $this->object->getId();
                        $question_id = $this->object->duplicate(true);
                        $tst_object->questions[$question_counter++] = $question_id;
                        $import_mapping[$item->getIdent()] = array("pool" => $q_1_id, "test" => $question_id);
                }
                else
                {
                        $import_mapping[$item->getIdent()] = array("pool" => $this->object->getId(), "test" => 0);
                }
        }
}
 
?>