4include_once 
"./Modules/TestQuestionPool/classes/export/qti12/class.assQuestionExport.php";
 
   26    public function toXML($a_include_header = 
true, $a_include_binary = 
true, $a_shuffle = 
false, $test_output = 
false, $force_image_references = 
false)
 
   29        $ilias = 
$DIC[
'ilias'];
 
   31        include_once(
"./Services/Xml/classes/class.ilXmlWriter.php");
 
   35        $a_xml_writer->xmlStartTag(
"questestinterop");
 
   37            "ident" => 
"il_" . 
IL_INST_ID . 
"_qst_" . $this->object->getId(),
 
   38            "title" => $this->object->getTitle(),
 
   39            "maxattempts" => $this->object->getNrOfTries()
 
   41        $a_xml_writer->xmlStartTag(
"item", $attrs);
 
   43        $a_xml_writer->xmlElement(
"qticomment", 
null, $this->object->getComment());
 
   45        $workingtime = $this->
object->getEstimatedWorkingTime();
 
   46        $duration = sprintf(
"P0Y0M0DT%dH%dM%dS", $workingtime[
"h"], $workingtime[
"m"], $workingtime[
"s"]);
 
   47        $a_xml_writer->xmlElement(
"duration", 
null, $duration);
 
   49        $a_xml_writer->xmlStartTag(
"itemmetadata");
 
   50        $a_xml_writer->xmlStartTag(
"qtimetadata");
 
   51        $a_xml_writer->xmlStartTag(
"qtimetadatafield");
 
   52        $a_xml_writer->xmlElement(
"fieldlabel", 
null, 
"ILIAS_VERSION");
 
   53        $a_xml_writer->xmlElement(
"fieldentry", 
null, $ilias->getSetting(
"ilias_version"));
 
   54        $a_xml_writer->xmlEndTag(
"qtimetadatafield");
 
   55        $a_xml_writer->xmlStartTag(
"qtimetadatafield");
 
   56        $a_xml_writer->xmlElement(
"fieldlabel", 
null, 
"QUESTIONTYPE");
 
   58        $a_xml_writer->xmlEndTag(
"qtimetadatafield");
 
   59        $a_xml_writer->xmlStartTag(
"qtimetadatafield");
 
   60        $a_xml_writer->xmlElement(
"fieldlabel", 
null, 
"AUTHOR");
 
   61        $a_xml_writer->xmlElement(
"fieldentry", 
null, $this->object->getAuthor());
 
   62        $a_xml_writer->xmlEndTag(
"qtimetadatafield");
 
   68        $a_xml_writer->xmlStartTag(
"qtimetadatafield");
 
   69        $a_xml_writer->xmlElement(
"fieldlabel", 
null, 
"thumb_size");
 
   70        $a_xml_writer->xmlElement(
"fieldentry", 
null, $this->object->getThumbSize());
 
   71        $a_xml_writer->xmlEndTag(
"qtimetadatafield");
 
   73        $a_xml_writer->xmlStartTag(
"qtimetadatafield");
 
   74        $a_xml_writer->xmlElement(
"fieldlabel", 
null, 
"feedback_setting");
 
   75        $a_xml_writer->xmlElement(
"fieldentry", 
null, $this->object->getSpecificFeedbackSetting());
 
   76        $a_xml_writer->xmlEndTag(
"qtimetadatafield");
 
   78        $this->
addQtiMetaDataField($a_xml_writer, 
'singleline', $this->object->isSingleline ? 1 : 0);
 
   80        $a_xml_writer->xmlEndTag(
"qtimetadata");
 
   81        $a_xml_writer->xmlEndTag(
"itemmetadata");
 
   85            "label" => $this->object->getTitle()
 
   87        $a_xml_writer->xmlStartTag(
"presentation", $attrs);
 
   89        $a_xml_writer->xmlStartTag(
"flow");
 
   91        $this->
object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
 
   96            "rcardinality" => 
"Single" 
   98        $a_xml_writer->xmlStartTag(
"response_lid", $attrs);
 
   99        $solution = $this->
object->getSuggestedSolution(0);
 
  100        if (count($solution)) {
 
  101            if (preg_match(
"/il_(\d*?)_(\w+)_(\d+)/", $solution[
"internal_link"], $matches)) {
 
  102                $a_xml_writer->xmlStartTag(
"material");
 
  103                $intlink = 
"il_" . 
IL_INST_ID . 
"_" . $matches[2] . 
"_" . $matches[3];
 
  104                if (strcmp($matches[1], 
"") != 0) {
 
  105                    $intlink = $solution[
"internal_link"];
 
  108                    "label" => 
"suggested_solution" 
  110                $a_xml_writer->xmlElement(
"mattext", $attrs, $intlink);
 
  111                $a_xml_writer->xmlEndTag(
"material");
 
  116        if ($this->object->getShuffle()) {
 
  125        $a_xml_writer->xmlStartTag(
"render_choice", $attrs);
 
  126        $answers = &$this->
object->getAnswers();
 
  127        $akeys = array_keys($answers);
 
  128        if ($this->object->getShuffle() && $a_shuffle) {
 
  129            $akeys = $this->
object->pcArrayShuffle($akeys);
 
  132        foreach ($akeys as 
$index) {
 
  133            $answer = $answers[
$index];
 
  137            $a_xml_writer->xmlStartTag(
"response_label", $attrs);
 
  139            if (strlen($answer->getImage())) {
 
  140                $this->
object->addQTIMaterial($a_xml_writer, $answer->getAnswertext(), 
false, 
false);
 
  141                $imagetype = 
"image/jpeg";
 
  142                if (preg_match(
"/.*\.(png|gif)$/", $answer->getImage(), $matches)) {
 
  143                    $imagetype = 
"image/" . $matches[1];
 
  145                if ($force_image_references) {
 
  147                        "imagtype" => $imagetype,
 
  148                        "label" => $answer->getImage(),
 
  149                        "uri" => $this->object->getImagePathWeb() . $answer->getImage()
 
  151                    $a_xml_writer->xmlElement(
"matimage", $attrs);
 
  153                    $imagepath = $this->
object->getImagePath() . $answer->getImage();
 
  154                    $fh = @fopen($imagepath, 
"rb");
 
  156                        $imagefile = fread($fh, filesize($imagepath));
 
  158                        $base64 = base64_encode($imagefile);
 
  160                            "imagtype" => $imagetype,
 
  161                            "label" => $answer->getImage(),
 
  162                            "embedded" => 
"base64" 
  164                        $a_xml_writer->xmlElement(
"matimage", $attrs, $base64, 
false, 
false);
 
  167                $a_xml_writer->xmlEndTag(
"material");
 
  169                $this->
object->addQTIMaterial($a_xml_writer, $answer->getAnswertext());
 
  171            $a_xml_writer->xmlEndTag(
"response_label");
 
  173        $a_xml_writer->xmlEndTag(
"render_choice");
 
  174        $a_xml_writer->xmlEndTag(
"response_lid");
 
  175        $a_xml_writer->xmlEndTag(
"flow");
 
  176        $a_xml_writer->xmlEndTag(
"presentation");
 
  179        $a_xml_writer->xmlStartTag(
"resprocessing");
 
  180        $a_xml_writer->xmlStartTag(
"outcomes");
 
  181        $a_xml_writer->xmlStartTag(
"decvar");
 
  182        $a_xml_writer->xmlEndTag(
"decvar");
 
  183        $a_xml_writer->xmlEndTag(
"outcomes");
 
  185        foreach ($answers as 
$index => $answer) {
 
  189            $a_xml_writer->xmlStartTag(
"respcondition", $attrs);
 
  191            $a_xml_writer->xmlStartTag(
"conditionvar");
 
  194                "respident" => 
"MCSR" 
  196            $a_xml_writer->xmlElement(
"varequal", $attrs, 
$index);
 
  197            $a_xml_writer->xmlEndTag(
"conditionvar");
 
  202            $a_xml_writer->xmlElement(
"setvar", $attrs, $answer->getPoints());
 
  204            $linkrefid = 
"response_$index";
 
  206                "feedbacktype" => 
"Response",
 
  207                "linkrefid" => $linkrefid
 
  209            $a_xml_writer->xmlElement(
"displayfeedback", $attrs);
 
  210            $a_xml_writer->xmlEndTag(
"respcondition");
 
  213        $feedback_allcorrect = $this->
object->feedbackOBJ->getGenericFeedbackExportPresentation(
 
  214            $this->object->getId(),
 
  217        if (strlen($feedback_allcorrect)) {
 
  221            $a_xml_writer->xmlStartTag(
"respcondition", $attrs);
 
  223            $a_xml_writer->xmlStartTag(
"conditionvar");
 
  226            foreach ($answers as 
$index => $answer) {
 
  227                if ($answer->getPoints() > $maxpoints) {
 
  228                    $maxpoints = $answer->getPoints();
 
  233                "respident" => 
"MCSR" 
  235            $a_xml_writer->xmlElement(
"varequal", $attrs, $bestindex);
 
  236            $a_xml_writer->xmlEndTag(
"conditionvar");
 
  239                "feedbacktype" => 
"Response",
 
  240                "linkrefid" => 
"response_allcorrect" 
  242            $a_xml_writer->xmlElement(
"displayfeedback", $attrs);
 
  243            $a_xml_writer->xmlEndTag(
"respcondition");
 
  246        $feedback_onenotcorrect = $this->
object->feedbackOBJ->getGenericFeedbackExportPresentation(
 
  247            $this->object->getId(),
 
  250        if (strlen($feedback_onenotcorrect)) {
 
  254            $a_xml_writer->xmlStartTag(
"respcondition", $attrs);
 
  256            $a_xml_writer->xmlStartTag(
"conditionvar");
 
  259            foreach ($answers as 
$index => $answer) {
 
  260                if ($answer->getPoints() > $maxpoints) {
 
  261                    $maxpoints = $answer->getPoints();
 
  266                "respident" => 
"MCSR" 
  268            $a_xml_writer->xmlStartTag(
"not");
 
  269            $a_xml_writer->xmlElement(
"varequal", $attrs, $bestindex);
 
  270            $a_xml_writer->xmlEndTag(
"not");
 
  271            $a_xml_writer->xmlEndTag(
"conditionvar");
 
  274                "feedbacktype" => 
"Response",
 
  275                "linkrefid" => 
"response_onenotcorrect" 
  277            $a_xml_writer->xmlElement(
"displayfeedback", $attrs);
 
  278            $a_xml_writer->xmlEndTag(
"respcondition");
 
  281        $a_xml_writer->xmlEndTag(
"resprocessing");
 
  284        foreach ($answers as 
$index => $answer) {
 
  285            $linkrefid = 
"response_$index";
 
  287                "ident" => $linkrefid,
 
  290            $a_xml_writer->xmlStartTag(
"itemfeedback", $attrs);
 
  292            $a_xml_writer->xmlStartTag(
"flow_mat");
 
  293            $fb = $this->
object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
 
  294                $this->object->getId(),
 
  298            $this->
object->addQTIMaterial($a_xml_writer, $fb);
 
  299            $a_xml_writer->xmlEndTag(
"flow_mat");
 
  300            $a_xml_writer->xmlEndTag(
"itemfeedback");
 
  302        if (strlen($feedback_allcorrect)) {
 
  304                "ident" => 
"response_allcorrect",
 
  307            $a_xml_writer->xmlStartTag(
"itemfeedback", $attrs);
 
  309            $a_xml_writer->xmlStartTag(
"flow_mat");
 
  310            $this->
object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
 
  311            $a_xml_writer->xmlEndTag(
"flow_mat");
 
  312            $a_xml_writer->xmlEndTag(
"itemfeedback");
 
  314        if (strlen($feedback_onenotcorrect)) {
 
  316                "ident" => 
"response_onenotcorrect",
 
  319            $a_xml_writer->xmlStartTag(
"itemfeedback", $attrs);
 
  321            $a_xml_writer->xmlStartTag(
"flow_mat");
 
  322            $this->
object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
 
  323            $a_xml_writer->xmlEndTag(
"flow_mat");
 
  324            $a_xml_writer->xmlEndTag(
"itemfeedback");
 
  329        $a_xml_writer->xmlEndTag(
"item");
 
  330        $a_xml_writer->xmlEndTag(
"questestinterop");
 
  331        $xml = $a_xml_writer->xmlDumpMem(
false);
 
  332        if (!$a_include_header) {
 
  333            $pos = strpos(
$xml, 
"?>");
 
An exception for terminatinating execution or to throw for unit testing.
Class for question exports.
addGeneralMetadata(ilXmlWriter $xmlwriter)
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 ...
addSolutionHints(ilXmlWriter $writer)
addAdditionalContentEditingModeInformation(ilXmlWriter $a_xml_writer)
adds a qti meta data field for ilias specific information of "additional content editing mode" (xml w...
Class for single choice question exports.
toXML($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.
xmlHeader()
Writes xml header @access public.
const SINGLE_CHOICE_QUESTION_IDENTIFIER