/**
* @param ilPropertyFormGUI $form
* @return ilPropertyFormGUI
*/
public function populateAnswerSpecificFormPart(ilPropertyFormGUI $form)
{
require_once 'Modules/TestQuestionPool/classes/class.ilKprimChoiceWizardInputGUI.php';
$kprimAnswers = new ilKprimChoiceWizardInputGUI($this->lng->txt('answers'), 'kprim_answers');
$kprimAnswers->setInfo($this->lng->txt('kprim_answers_info'));
$kprimAnswers->setSize(64);
$kprimAnswers->setMaxLength(1000);
$kprimAnswers->setRequired(true);
$kprimAnswers->setAllowMove(true);
$kprimAnswers->setQuestionObject($this->object);
if (!$this->object->getSelfAssessmentEditingMode()) {
$kprimAnswers->setSingleline($this->object->isSingleLineAnswerType($this->object->getAnswerType()));
} else {
$kprimAnswers->setSingleline(false);
}
$kprimAnswers->setValues($this->object->getAnswers());
$form->addItem($kprimAnswers);
return $form;
}
public function toXML($a_include_header = true, $a_include_binary = true, $a_shuffle = false, $test_output = false, $force_image_references = false)
{
global $ilias;
include_once "./Services/Xml/classes/class.ilXmlWriter.php";
$xml = new ilXmlWriter();
// set xml header
$xml->xmlHeader();
$xml->xmlStartTag("questestinterop");
$attrs = array("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());
// add estimated working time
$workingtime = $this->object->getEstimatedWorkingTime();
$duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
$xml->xmlElement("duration", NULL, $duration);
// add ILIAS specific metadata
$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, KPRIM_CHOICE_QUESTION_IDENTIFIER);
$xml->xmlEndTag("qtimetadatafield");
$xml->xmlStartTag("qtimetadatafield");
$xml->xmlElement("fieldlabel", NULL, "AUTHOR");
$xml->xmlElement("fieldentry", NULL, $this->object->getAuthor());
$xml->xmlEndTag("qtimetadatafield");
// additional content editing information
$this->addAdditionalContentEditingModeInformation($xml);
$this->addGeneralMetadata($xml);
$xml->xmlStartTag("qtimetadatafield");
$xml->xmlElement("fieldlabel", NULL, "answer_type");
$xml->xmlElement("fieldentry", NULL, $this->object->getAnswerType());
$xml->xmlEndTag("qtimetadatafield");
$xml->xmlStartTag("qtimetadatafield");
$xml->xmlElement("fieldlabel", NULL, "thumb_size");
$xml->xmlElement("fieldentry", NULL, $this->object->getThumbSize());
$xml->xmlEndTag("qtimetadatafield");
$xml->xmlStartTag("qtimetadatafield");
$xml->xmlElement("fieldlabel", NULL, "option_label_setting");
$xml->xmlElement("fieldentry", NULL, $this->object->getOptionLabel());
$xml->xmlEndTag("qtimetadatafield");
$xml->xmlStartTag("qtimetadatafield");
$xml->xmlElement("fieldlabel", NULL, "custom_true_option_label");
$xml->xmlElement("fieldentry", NULL, $this->object->getCustomTrueOptionLabel());
$xml->xmlEndTag("qtimetadatafield");
$xml->xmlStartTag("qtimetadatafield");
$xml->xmlElement("fieldlabel", NULL, "custom_false_option_label");
$xml->xmlElement("fieldentry", NULL, $this->object->getCustomFalseOptionLabel());
$xml->xmlEndTag("qtimetadatafield");
$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");
// PART I: qti presentation
$attrs = array("label" => $this->object->getTitle());
$xml->xmlStartTag("presentation", $attrs);
// add flow to presentation
$xml->xmlStartTag("flow");
// add material with question text to presentation
$this->object->addQTIMaterial($xml, $this->object->getQuestion());
// add answers to presentation
$attrs = array("ident" => "MCMR", "rcardinality" => "Multiple");
$xml->xmlStartTag("response_lid", $attrs);
$solution = $this->object->getSuggestedSolution(0);
if (count($solution)) {
if (preg_match("/il_(\\d*?)_(\\w+)_(\\d+)/", $solution["internal_link"], $matches)) {
$xml->xmlStartTag("material");
$intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
if (strcmp($matches[1], "") != 0) {
$intlink = $solution["internal_link"];
}
$attrs = array("label" => "suggested_solution");
$xml->xmlElement("mattext", $attrs, $intlink);
$xml->xmlEndTag("material");
}
}
// shuffle output
$attrs = array();
if ($this->object->isShuffleAnswersEnabled()) {
$attrs = array("shuffle" => "Yes");
} else {
$attrs = array("shuffle" => "No");
}
$xml->xmlStartTag("render_choice", $attrs);
// add answers
$answers =& $this->object->getAnswers();
$akeys = array_keys($answers);
foreach ($akeys as $index) {
$answer = $this->object->getAnswer($index);
$xml->xmlStartTag('response_label', array('ident' => $answer->getPosition()));
if (strlen($answer->getImageFile())) {
$this->object->addQTIMaterial($xml, $answer->getAnswertext(), FALSE, FALSE);
$imagetype = "image/jpeg";
if (preg_match("/.*\\.(png|gif)\$/", $answer->getImageFile(), $matches)) {
$imagetype = "image/" . $matches[1];
}
if ($force_image_references) {
$attrs = array("imagtype" => $imagetype, "label" => $answer->getImageFile(), "uri" => $answer->getImageWebPath());
$xml->xmlElement("matimage", $attrs);
} else {
$imagepath = $answer->getImageFsPath();
$fh = @fopen($imagepath, "rb");
if ($fh != false) {
$imagefile = fread($fh, filesize($imagepath));
fclose($fh);
$base64 = base64_encode($imagefile);
$attrs = array("imagtype" => $imagetype, "label" => $answer->getImageFile(), "embedded" => "base64");
$xml->xmlElement("matimage", $attrs, $base64, FALSE, FALSE);
}
}
$xml->xmlEndTag("material");
} else {
$this->object->addQTIMaterial($xml, $answer->getAnswertext());
}
$xml->xmlEndTag("response_label");
}
$xml->xmlEndTag("render_choice");
$xml->xmlEndTag("response_lid");
$xml->xmlEndTag("flow");
$xml->xmlEndTag("presentation");
// PART II: qti resprocessing
$xml->xmlStartTag('resprocessing');
$xml->xmlStartTag('outcomes');
$xml->xmlElement('decvar', array('varname' => 'SCORE', 'vartype' => 'Decimal', 'defaultval' => '0', 'minvalue' => $this->getMinPoints(), 'maxvalue' => $this->getMaxPoints()));
$xml->xmlEndTag('outcomes');
foreach ($answers as $answer) {
$xml->xmlStartTag('respcondition', array('continue' => 'Yes'));
$xml->xmlStartTag('conditionvar');
$xml->xmlElement('varequal', array('respident' => $answer->getPosition()), $answer->getCorrectness());
$xml->xmlEndTag('conditionvar');
$xml->xmlElement('displayfeedback', array('feedbacktype' => 'Response', 'linkrefid' => "response_{$answer->getPosition()}"));
$xml->xmlEndTag('respcondition');
}
$feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation($this->object->getId(), true);
$xml->xmlStartTag('respcondition', array('continue' => 'Yes'));
$xml->xmlStartTag('conditionvar');
$xml->xmlStartTag('and');
foreach ($answers as $answer) {
$xml->xmlElement('varequal', array('respident' => $answer->getPosition()), $answer->getCorrectness());
}
$xml->xmlEndTag('and');
$xml->xmlEndTag('conditionvar');
$xml->xmlElement('setvar', array('action' => 'Add'), $this->object->getPoints());
if (strlen($feedback_allcorrect)) {
$xml->xmlElement('displayfeedback', array('feedbacktype' => 'Response', 'linkrefid' => 'response_allcorrect'));
}
$xml->xmlEndTag('respcondition');
$feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation($this->object->getId(), false);
$xml->xmlStartTag('respcondition', array('continue' => 'Yes'));
$xml->xmlStartTag('conditionvar');
$xml->xmlStartTag('or');
foreach ($answers as $answer) {
$xml->xmlStartTag('not');
$xml->xmlElement('varequal', array('respident' => $answer->getPosition()), $answer->getCorrectness());
$xml->xmlEndTag('not');
}
$xml->xmlEndTag('or');
$xml->xmlEndTag('conditionvar');
$xml->xmlElement('setvar', array('action' => 'Add'), 0);
if (strlen($feedback_onenotcorrect)) {
$xml->xmlElement('displayfeedback', array('feedbacktype' => 'Response', 'linkrefid' => 'response_onenotcorrect'));
}
$xml->xmlEndTag('respcondition');
$xml->xmlEndTag('resprocessing');
foreach ($answers as $answer) {
$xml->xmlStartTag('itemfeedback', array('ident' => "response_{$answer->getPosition()}", 'view' => 'All'));
$xml->xmlStartTag('flow_mat');
$this->object->addQTIMaterial($xml, $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation($this->object->getId(), $answer->getPosition()));
$xml->xmlEndTag('flow_mat');
$xml->xmlEndTag('itemfeedback');
}
if (strlen($feedback_allcorrect)) {
$xml->xmlStartTag('itemfeedback', array('ident' => 'response_allcorrect', 'view' => 'All'));
$xml->xmlStartTag('flow_mat');
$this->object->addQTIMaterial($xml, $feedback_allcorrect);
$xml->xmlEndTag('flow_mat');
$xml->xmlEndTag('itemfeedback');
}
if (strlen($feedback_onenotcorrect)) {
$xml->xmlStartTag('itemfeedback', array('ident' => 'response_onenotcorrect', 'view' => 'All'));
$xml->xmlStartTag('flow_mat');
$this->object->addQTIMaterial($xml, $feedback_onenotcorrect);
$xml->xmlEndTag('flow_mat');
$xml->xmlEndTag('itemfeedback');
}
$xml->xmlEndTag("item");
$xml->xmlEndTag("questestinterop");
$xml = $xml->xmlDumpMem(FALSE);
if (!$a_include_header) {
$pos = strpos($xml, "?>");
$xml = substr($xml, $pos + 2);
}
return $xml;
}
