assFormulaQuestionExport Class Reference

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V. More...

Inheritance diagram for assFormulaQuestionExport:

Collaboration diagram for assFormulaQuestionExport:

Public Member Functions
	toXML ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false)
	Returns a QTI xml representation of the question Returns a QTI xml representation of the question and sets the internal domxml variable with the DOM XML representation of the QTI xml representation. More...
Public Member Functions inherited from assQuestionExport
	__construct ($a_object)
	assQuestionExport constructor More...
	exportFeedbackOnly ($a_xml_writer)
	toXML ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false)
	Returns a QTI xml representation of the question Returns a QTI xml representation of the question and sets the internal domxml variable with the DOM XML representation of the QTI xml representation. More...

Additional Inherited Members
Data Fields inherited from assQuestionExport
	$object
const	ITEM_SOLUTIONHINT = 'solutionhint'
Protected Member Functions inherited from assQuestionExport
	addAnswerSpecificFeedback (ilXmlWriter $a_xml_writer, $answers)
	addGenericFeedback (ilXmlWriter $a_xml_writer)
	addQtiMetaDataField (ilXmlWriter $a_xml_writer, $fieldLabel, $fieldValue)
	adds a qti meta data field with given name and value to the passed xml writer (xml writer must be in context of opened "qtimetadata" tag) More...
	addAdditionalContentEditingModeInformation (ilXmlWriter $a_xml_writer)
	adds a qti meta data field for ilias specific information of "additional content editing mode" (xml writer must be in context of opened "qtimetadata" tag) More...
	addGeneralMetadata (ilXmlWriter $xmlwriter)
	addSolutionHints (ilXmlWriter $writer)

Detailed Description

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V.

ILIAS is licensed with the GPL-3.0, see https://www.gnu.org/licenses/gpl-3.0.en.html You should have received a copy of said license along with the source code, too.

If this is not the case or you just want to try ILIAS, you'll find us at: https://www.ilias.de https://github.com/ILIAS-eLearning Class for formula question question exports

assSingleChoiceExport is a class for single choice question exports

Author

Helmut Schottmüller helmu.nosp@m.t.sc.nosp@m.hottm.nosp@m.uell.nosp@m.er@ma.nosp@m.c.co.nosp@m.m

Version

Id

class.assFormulaQuestionExport.php 1185 2010-02-02 08:36:26Z hschottm

Definition at line 29 of file class.assFormulaQuestionExport.php.

Member Function Documentation

toXML()

assFormulaQuestionExport::toXML	(		$a_include_header = true,
			$a_include_binary = true,
			$a_shuffle = false,
			$test_output = false,
			$force_image_references = false
	)

Returns a QTI xml representation of the question Returns a QTI xml representation of the question and sets the internal domxml variable with the DOM XML representation of the QTI xml representation.

Definition at line 36 of file class.assFormulaQuestionExport.php.

References $DIC, $res, $xml, assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), assQuestionExport\addGenericFeedback(), assQuestionExport\addSolutionHints(), IL_INST_ID, and ILIAS\Repository\object().

                                                                                                                                                        : string
    {
        global $DIC;
        $ilias = $DIC['ilias'];

        include_once 'Services/Xml/classes/class.ilXmlWriter.php';
        $a_xml_writer = new ilXmlWriter();
        // set xml header
        $a_xml_writer->xmlHeader();
        $a_xml_writer->xmlStartTag("questestinterop");
        $attrs = array(
            "ident" => "il_" . IL_INST_ID . "_qst_" . $this->object->getId(),
            "title" => $this->object->getTitle()
        );
        $a_xml_writer->xmlStartTag("item", $attrs);
        // add question description
        $a_xml_writer->xmlElement("qticomment", null, $this->object->getComment());
        $a_xml_writer->xmlStartTag("itemmetadata");
        $a_xml_writer->xmlStartTag("qtimetadata");
        $a_xml_writer->xmlStartTag("qtimetadatafield");
        $a_xml_writer->xmlElement("fieldlabel", null, "ILIAS_VERSION");
        $a_xml_writer->xmlElement("fieldentry", null, $ilias->getSetting("ilias_version"));
        $a_xml_writer->xmlEndTag("qtimetadatafield");
        $a_xml_writer->xmlStartTag("qtimetadatafield");
        $a_xml_writer->xmlElement("fieldlabel", null, "QUESTIONTYPE");
        $a_xml_writer->xmlElement("fieldentry", null, $this->object->getQuestionType());
        $a_xml_writer->xmlEndTag("qtimetadatafield");
        $a_xml_writer->xmlStartTag("qtimetadatafield");
        $a_xml_writer->xmlElement("fieldlabel", null, "AUTHOR");
        $a_xml_writer->xmlElement("fieldentry", null, $this->object->getAuthor());
        $a_xml_writer->xmlEndTag("qtimetadatafield");
        $a_xml_writer->xmlStartTag("qtimetadatafield");
        $a_xml_writer->xmlElement("fieldlabel", null, "points");
        $a_xml_writer->xmlElement("fieldentry", null, $this->object->getPoints());
        $a_xml_writer->xmlEndTag("qtimetadatafield");
        foreach ($this->object->getVariables() as $variable) {
            $var = array(
                "precision" => $variable->getPrecision(),
                "intprecision" => $variable->getIntprecision(),
                "rangemin" => $variable->getRangeMin(),
                "rangemax" => $variable->getRangeMax(),
                "unit" => (is_object($variable->getUnit())) ? $variable->getUnit()->getUnit() : "",
                "unitvalue" => (is_object($variable->getUnit())) ? $variable->getUnit()->getId() : ""
            );
            $a_xml_writer->xmlStartTag("qtimetadatafield");
            $a_xml_writer->xmlElement("fieldlabel", null, $variable->getVariable());
            $a_xml_writer->xmlElement("fieldentry", null, serialize($var));
            $a_xml_writer->xmlEndTag("qtimetadatafield");
        }
        foreach ($this->object->getResults() as $result) {
            $resultunits = $this->object->getResultUnits($result);
            $ru = array();
            foreach ($resultunits as $unit) {
                array_push($ru, array("unit" => $unit->getUnit(), "unitvalue" => $unit->getId()));
            }
            $res = array(
                "precision" => $result->getPrecision(),
                "tolerance" => $result->getTolerance(),
                "rangemin" => $result->getRangeMin(),
                "rangemax" => $result->getRangeMax(),
                "points" => $result->getPoints(),
                "formula" => $result->getFormula(),
                "rating" => ($result->getRatingSimple()) ? "" : array("sign" => $result->getRatingSign(), "value" => $result->getRatingValue(), "unit" => $result->getRatingUnit()),
                "unit" => (is_object($result->getUnit())) ? $result->getUnit()->getUnit() : "",
                "unitvalue" => (is_object($result->getUnit())) ? $result->getUnit()->getId() : "",
                "resultunits" => $ru,
                "resulttype" => $result->getResultType()
            );
            $a_xml_writer->xmlStartTag("qtimetadatafield");
            $a_xml_writer->xmlElement("fieldlabel", null, $result->getResult());
            $a_xml_writer->xmlElement("fieldentry", null, serialize($res));
            $a_xml_writer->xmlEndTag("qtimetadatafield");
        }

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

        $a_xml_writer->xmlEndTag("qtimetadata");
        $a_xml_writer->xmlEndTag("itemmetadata");

        // PART I: qti presentation
        $attrs = array(
            "label" => $this->object->getTitle()
        );
        $a_xml_writer->xmlStartTag("presentation", $attrs);
        // add flow to presentation
        $a_xml_writer->xmlStartTag("flow");
        // add material with question text to presentation
        $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
        // add answers to presentation
        $a_xml_writer->xmlEndTag("flow");
        $a_xml_writer->xmlEndTag("presentation");

        $this->addGenericFeedback($a_xml_writer);

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

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

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

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The documentation for this class was generated from the following file:

• Modules/TestQuestionPool/classes/export/qti12/class.assFormulaQuestionExport.php