class.assNumericImport.php

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<?php
 
class assNumericImport extends assQuestionImport
{
    public function fromXML(
        string $importdirectory,
        int $user_id,
        ilQTIItem $item,
        int $questionpool_id,
        ?int $tst_id,
        ?ilObject &$tst_object,
        int &$question_counter,
        array $import_mapping
    ): array {
        // empty session variable for imported xhtml mobs
        ilSession::clear('import_mob_xhtml');
 
        $presentation = $item->getPresentation();
        $now = getdate();
        $maxchars = 0;
        $points = 0;
        $upperlimit = 0;
        $lowerlimit = 0;
        $feedbacksgeneric = [];
        $created = sprintf("%04d%02d%02d%02d%02d%02d", $now['year'], $now['mon'], $now['mday'], $now['hours'], $now['minutes'], $now['seconds']);
        foreach ($presentation->order as $entry) {
            switch ($entry["type"]) {
                case "response":
                    $response = $presentation->response[$entry["index"]];
                    $rendertype = $response->getRenderType();
                    switch (strtolower(get_class($rendertype))) {
                        case "ilqtirenderfib":
                            $maxchars = $rendertype->getMaxchars();
                            break;
                    }
                    break;
            }
        }
 
        foreach ($item->resprocessing as $resprocessing) {
            foreach ($resprocessing->respcondition as $respcondition) {
                $conditionvar = $respcondition->getConditionvar();
                foreach ($conditionvar->order as $order) {
                    switch ($order["field"]) {
                        case "varlte":
                            $upperlimit = $conditionvar->varlte[$order["index"]]->getContent();
                            break;
                        case "vargte":
                            $lowerlimit = $conditionvar->vargte[$order["index"]]->getContent();
                            break;
                    }
                }
                foreach ($respcondition->setvar as $setvar) {
                    $points = $setvar->getContent();
                }
                if (count($respcondition->displayfeedback)) {
                    foreach ($respcondition->displayfeedback as $feedbackpointer) {
                        if (strlen($feedbackpointer->getLinkrefid())) {
                            foreach ($item->itemfeedback as $ifb) {
                                if (strcmp($ifb->getIdent(), "response_allcorrect") == 0) {
                                    // found a feedback for the identifier
                                    if (count($ifb->material)) {
                                        foreach ($ifb->material as $material) {
                                            $feedbacksgeneric[1] = $material;
                                        }
                                    }
                                    if ((count($ifb->flow_mat) > 0)) {
                                        foreach ($ifb->flow_mat as $fmat) {
                                            if (count($fmat->material)) {
                                                foreach ($fmat->material as $material) {
                                                    $feedbacksgeneric[1] = $material;
                                                }
                                            }
                                        }
                                    }
                                } elseif (strcmp($ifb->getIdent(), "response_onenotcorrect") == 0) {
                                    // found a feedback for the identifier
                                    if (count($ifb->material)) {
                                        foreach ($ifb->material as $material) {
                                            $feedbacksgeneric[0] = $material;
                                        }
                                    }
                                    if ((count($ifb->flow_mat) > 0)) {
                                        foreach ($ifb->flow_mat as $fmat) {
                                            if (count($fmat->material)) {
                                                foreach ($fmat->material as $material) {
                                                    $feedbacksgeneric[0] = $material;
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
 
        $this->addGeneralMetadata($item);
        $this->object->setTitle($item->getTitle());
        $this->object->setNrOfTries((int) $item->getMaxattempts());
        $this->object->setComment($item->getComment());
        $this->object->setAuthor($item->getAuthor());
        $this->object->setOwner($user_id);
        $this->object->setQuestion($this->QTIMaterialToString($item->getQuestiontext()));
        $this->object->setObjId($questionpool_id);
        $this->object->setMaxChars($maxchars);
        $this->object->setPoints($points);
        $this->object->setLowerLimit($lowerlimit);
        $this->object->setUpperLimit($upperlimit);
        // additional content editing mode information
        $this->object->setAdditionalContentEditingMode(
            $this->fetchAdditionalContentEditingModeInformation($item)
        );
        $this->object->saveToDb();
        $this->importSuggestedSolutions($this->object->getId(), $item->suggested_solutions);
        foreach ($feedbacksgeneric as $correctness => $material) {
            $m = $this->QTIMaterialToString($material);
            $feedbacksgeneric[$correctness] = $m;
        }
        // handle the import of media objects in XHTML code
        $questiontext = $this->object->getQuestion();
        if (is_array(ilSession::get("import_mob_xhtml"))) {
            foreach (ilSession::get("import_mob_xhtml") as $mob) {
                $importfile = $importdirectory . DIRECTORY_SEPARATOR . $mob["uri"];
 
                global $DIC; /* @var ILIAS\DI\Container $DIC */
                $DIC['ilLog']->write(__METHOD__ . ': import mob from dir: ' . $importfile);
 
                $media_object = ilObjMediaObject::_saveTempFileAsMediaObject(basename($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() . "\"", $questiontext);
                foreach ($feedbacksgeneric as $correctness => $material) {
                    $feedbacksgeneric[$correctness] = str_replace("src=\"" . $mob["mob"] . "\"", "src=\"" . "il_" . IL_INST_ID . "_mob_" . $media_object->getId() . "\"", $material);
                }
            }
        }
        $this->object->setQuestion(ilRTE::_replaceMediaObjectImageSrc($questiontext, 1));
        foreach ($feedbacksgeneric as $correctness => $material) {
            $this->object->feedbackOBJ->importGenericFeedback(
                $this->object->getId(),
                $correctness,
                ilRTE::_replaceMediaObjectImageSrc($material, 1)
            );
        }
        $this->object->saveToDb();
        $import_mapping[$item->getIdent()] = $this->addQuestionToParentObjectAndBuildMappingEntry(
            $questionpool_id,
            $tst_id,
            $question_counter,
            $tst_object
        );
        return $import_mapping;
    }
}