class.assLongMenuExport.php

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<?php
class assLongMenuExport extends assQuestionExport
{
    public $object;

    public function toXML($a_include_header = true, $a_include_binary = true, $a_shuffle = false, $test_output = false, $force_image_references = false): string
    {
        global $DIC;
        $ilias = $DIC['ilias'];

        $correct_answers = $this->object->getCorrectAnswers();
        $answers = $this->object->getAnswers();

        $xml = new ilXmlWriter();
        // set xml header
        $xml->xmlHeader();
        $xml->xmlStartTag("questestinterop");
        // add question description
        $attrs = [
            "ident" => "il_" . IL_INST_ID . "_qst_" . $this->object->getId(),
            "title" => $this->object->getTitle(),
            "maxattempts" => $this->object->getNrOfTries()
        ];
        $xml->xmlStartTag("item", $attrs);
        // add question description
        $xml->xmlElement("qticomment", null, $this->object->getComment());
        $xml->xmlStartTag("itemmetadata");
        $xml->xmlStartTag("qtimetadata");
        $xml->xmlStartTag("qtimetadatafield");
        $xml->xmlElement("fieldlabel", null, "ILIAS_VERSION");
        $xml->xmlElement("fieldentry", null, $ilias->getSetting("ilias_version"));
        $xml->xmlEndTag("qtimetadatafield");
        $xml->xmlStartTag("qtimetadatafield");
        $xml->xmlElement("fieldlabel", null, "QUESTIONTYPE");
        $xml->xmlElement("fieldentry", null, $this->object->getQuestionType());
        $xml->xmlEndTag("qtimetadatafield");
        $xml->xmlStartTag("qtimetadatafield");
        $xml->xmlElement("fieldlabel", null, "AUTHOR");
        $xml->xmlElement("fieldentry", null, $this->object->getAuthor());
        $xml->xmlEndTag("qtimetadatafield");

        $xml->xmlStartTag("qtimetadatafield");
        $xml->xmlElement("fieldlabel", null, "minAutoCompleteLength");
        $xml->xmlElement("fieldentry", null, $this->object->getMinAutoComplete());
        $xml->xmlEndTag("qtimetadatafield");
        $xml->xmlStartTag("qtimetadatafield");
        $xml->xmlElement("fieldlabel", null, "identical_scoring");
        $xml->xmlElement("fieldentry", null, $this->object->getIdenticalScoring());
        $xml->xmlEndTag("qtimetadatafield");

        $xml->xmlStartTag("qtimetadatafield");
        $xml->xmlElement("fieldlabel", null, "gapTypes");
        $gap_types = [];
        if (is_array($correct_answers)) {
            foreach ($correct_answers as $key => $value) {
                $gap_types[] = $value[2];
            }
        }
        $xml->xmlElement("fieldentry", null, json_encode($gap_types));
        $xml->xmlEndTag("qtimetadatafield");

        // additional content editing information
        $this->addAdditionalContentEditingModeInformation($xml);
        $this->addGeneralMetadata($xml);

        $xml->xmlStartTag("qtimetadatafield");
        $xml->xmlElement("fieldlabel", null, "feedback_setting");
        $xml->xmlElement("fieldentry", null, $this->object->getSpecificFeedbackSetting());
        $xml->xmlEndTag("qtimetadatafield");

        $xml->xmlEndTag("qtimetadata");
        $xml->xmlEndTag("itemmetadata");
        $xml->xmlStartTag("presentation");
        // add flow to presentation
        $xml->xmlStartTag("flow");


        $this->addQTIMaterial($xml, $this->object->getQuestion());
        $this->addQTIMaterial($xml, $this->object->getLongMenuTextValue());

        foreach ($answers as $key => $values) {
            $real_id = $key + 1;
            $attrs = [
                    "ident" => "LongMenu_" . $real_id,
                    "rcardinality" => "Single"
                ];
            $xml->xmlStartTag("response_str", $attrs);
            foreach ($values as $index => $value) {
                $xml->xmlStartTag("response_label", ['ident' => $index]);
                $xml->xmlStartTag("material");
                $xml->xmlElement("fieldentry", null, $value);
                $xml->xmlEndTag("material");
                $xml->xmlEndTag("response_label");
            }
            $xml->xmlEndTag("response_str");
        }
        $xml->xmlEndTag("flow");
        $xml = $this->addSuggestedSolution($xml);
        $xml->xmlEndTag("presentation");

        $xml->xmlStartTag("resprocessing");
        $xml->xmlStartTag("outcomes");
        $xml->xmlElement("decvar");
        $xml->xmlEndTag("outcomes");
        foreach ($answers as $key => $values) {
            $real_id = $key + 1;
            foreach ($values as $index => $value) {
                $xml->xmlStartTag("respcondition", ['continue' => 'Yes']);
                $xml->xmlStartTag("conditionvar");
                $xml->xmlElement("varequal", ['respident' => "LongMenu_" . $real_id], $value);
                $xml->xmlEndTag("conditionvar");

                if (in_array($value, $correct_answers[$key][0])) {
                    $xml->xmlElement("setvar", ['action' => "Add"], $correct_answers[$key][1]);
                } else {
                    $xml->xmlElement("setvar", ['action' => "Add"], 0);
                }
                $xml->xmlElement("displayfeedback", ['feedbacktype' => "Response", 'linkrefid' => $key . '_Response_' . $index]);
                $xml->xmlEndTag("respcondition");
            }
        }
        $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
            $this->object->getId(),
            true
        );
        if (strlen($feedback_allcorrect) > 0) {
            $xml->xmlStartTag("respcondition", ['continue' => 'Yes']);
            $xml->xmlStartTag("conditionvar");
            foreach ($correct_answers as $key => $values) {
                $real_id = $key + 1;
                if ($key > 0) {
                    $xml->xmlStartTag("and");
                }

                foreach ($values[0] as $index => $value) {
                    if ($index > 0) {
                        $xml->xmlStartTag("or");
                    }
                    $xml->xmlElement("varequal", ['respident' => "LongMenu_" . $real_id], $value);
                    if ($index > 0) {
                        $xml->xmlEndTag("or");
                    }
                }
                if ($key > 0) {
                    $xml->xmlEndTag("and");
                }
            }
            $xml->xmlEndTag("conditionvar");
            $xml->xmlElement("displayfeedback", ['feedbacktype' => "Response", 'linkrefid' => 'response_allcorrect']);
            $xml->xmlEndTag("respcondition");
        }

        $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
            $this->object->getId(),
            false
        );
        if (strlen($feedback_onenotcorrect)) {
            $xml->xmlStartTag("respcondition", ['continue' => 'Yes']);
            $xml->xmlStartTag("conditionvar");
            $xml->xmlStartTag("not");
            foreach ($correct_answers as $key => $values) {
                $real_id = $key + 1;
                if ($key > 0) {
                    $xml->xmlStartTag("and");
                }

                foreach ($values[0] as $index => $value) {
                    if ($index > 0) {
                        $xml->xmlStartTag("or");
                    }
                    $xml->xmlElement("varequal", ['respident' => "LongMenu_" . $real_id], $value);
                    if ($index > 0) {
                        $xml->xmlEndTag("or");
                    }
                }
                if ($key > 0) {
                    $xml->xmlEndTag("and");
                }
            }
            $xml->xmlEndTag("not");
            $xml->xmlEndTag("conditionvar");
            $xml->xmlElement("displayfeedback", ['feedbacktype' => "Response", 'linkrefid' => 'response_onenotcorrect']);
            $xml->xmlEndTag("respcondition");
        }

        $xml->xmlEndTag("resprocessing");




        for ($i = 0; $i < sizeof($correct_answers); $i++) {
            $attrs = [
                "ident" => $i,
                "view" => "All"
            ];
            $xml->xmlStartTag("itemfeedback", $attrs);
            // qti flow_mat
            $xml->xmlStartTag("flow_mat");
            $fb = $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
                $this->object->getId(),
                0,
                $i
            );
            $this->addQTIMaterial($xml, $fb);
            $xml->xmlEndTag("flow_mat");
            $xml->xmlEndTag("itemfeedback");
        }

        if (strlen($feedback_allcorrect) > 0) {
            $xml->xmlStartTag("itemfeedback", ['ident' => 'response_allcorrect','view' => 'All']);
            $xml->xmlStartTag("flow_mat");
            $xml->xmlStartTag("material");
            $xml->xmlElement("mattext", ['texttype' => 'text/xhtml'], $feedback_allcorrect);
            $xml->xmlEndTag("material");
            $xml->xmlEndTag("flow_mat");
            $xml->xmlEndTag("itemfeedback");
        }
        if (strlen($feedback_onenotcorrect) > 0) {
            $xml->xmlStartTag("itemfeedback", ['ident' => 'response_onenotcorrect', 'view' => 'All']);
            $xml->xmlStartTag("flow_mat");
            $xml->xmlStartTag("material");
            $xml->xmlElement("mattext", ['texttype' => 'text/xhtml'], $feedback_onenotcorrect);
            $xml->xmlEndTag("material");
            $xml->xmlEndTag("flow_mat");
            $xml->xmlEndTag("itemfeedback");
        }

        $xml = $this->addSolutionHints($xml);

        $xml->xmlEndTag("item");
        $xml->xmlEndTag("questestinterop");

        $xml = $xml->xmlDumpMem(false);
        if (!$a_include_header) {
            $pos = strpos($xml, "?>");
            $xml = substr($xml, $pos + 2);
        }
        return $xml;
    }
}