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Public Member Functions
assJavaAppletExport Class Reference
Modules/TestQuestionPool

Class for java applet question exports. More...

+ Inheritance diagram for assJavaAppletExport:
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Public Member Functions

 toXML ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false)
 Returns a QTI xml representation of the question.
- Public Member Functions inherited from assQuestionExport
 assQuestionExport (&$a_object)
 assQuestionExport constructor
 exportFeedbackOnly ($a_xml_writer)

Additional Inherited Members

- Data Fields inherited from assQuestionExport
 $object

Detailed Description

Class for java applet question exports.

assJavaAppletExport is a class for java applet 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.assJavaAppletExport.php 34181 2012-04-16 07:56:29Z bheyser

Definition at line 35 of file class.assJavaAppletExport.php.

Member Function Documentation

assJavaAppletExport::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

Returns
string The QTI xml representation of the question public

Reimplemented from assQuestionExport.

Definition at line 46 of file class.assJavaAppletExport.php.

References JAVAAPPLET_QUESTION_IDENTIFIER, and ilXmlWriter\xmlHeader().

{
global $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(),
"maxattempts" => $this->object->getNrOfTries()
);
$a_xml_writer->xmlStartTag("item", $attrs);
// add question description
$a_xml_writer->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"]);
$a_xml_writer->xmlElement("duration", NULL, $duration);
// add ILIAS specific metadata
$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, JAVAAPPLET_QUESTION_IDENTIFIER);
$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->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());
$solution = $this->object->getSuggestedSolution(0);
if (count($solution))
{
if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches))
{
$a_xml_writer->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"
);
$a_xml_writer->xmlElement("mattext", $attrs, $intlink);
$a_xml_writer->xmlEndTag("material");
}
}
$a_xml_writer->xmlStartTag("material");
$attrs = array(
"label" => "applet data",
"uri" => $this->object->getJavaAppletFilename(),
"height" => $this->object->getJavaHeight(),
"width" => $this->object->getJavaWidth(),
"embedded" => "base64"
);
$javapath = $this->object->getJavaPath() . $this->object->getJavaAppletFilename();
$fh = @fopen($javapath, "rb");
if ($fh == false)
{
return;
}
$javafile = fread($fh, filesize($javapath));
fclose($fh);
$base64 = base64_encode($javafile);
$a_xml_writer->xmlElement("matapplet", $attrs, $base64);
if ($this->object->buildParamsOnly())
{
if ($this->object->getJavaCode())
{
$attrs = array(
"label" => "java_code"
);
$a_xml_writer->xmlElement("mattext", $attrs, $this->object->getJavaCode());
}
if ($this->object->getJavaCodebase())
{
$attrs = array(
"label" => "java_codebase"
);
$a_xml_writer->xmlElement("mattext", $attrs, $this->object->getJavaCodebase());
}
if ($this->object->getJavaArchive())
{
$attrs = array(
"label" => "java_archive"
);
$a_xml_writer->xmlElement("mattext", $attrs, $this->object->getJavaArchive());
}
for ($i = 0; $i < $this->object->getParameterCount(); $i++)
{
$param = $this->object->getParameter($i);
$attrs = array(
"label" => $param["name"]
);
$a_xml_writer->xmlElement("mattext", $attrs, $param["value"]);
}
}
$a_xml_writer->xmlEndTag("material");
$a_xml_writer->xmlStartTag("material");
$attrs = array(
"label" => "points"
);
$a_xml_writer->xmlElement("mattext", $attrs, $this->object->getPoints());
$a_xml_writer->xmlEndTag("material");
$a_xml_writer->xmlEndTag("flow");
$a_xml_writer->xmlEndTag("presentation");
// PART II: qti resprocessing
$feedback_allcorrect = $this->object->getFeedbackGeneric(1);
$feedback_onenotcorrect = $this->object->getFeedbackGeneric(0);
if (strlen($feedback_allcorrect . $feedback_onenotcorrect))
{
$a_xml_writer->xmlStartTag("resprocessing");
$a_xml_writer->xmlStartTag("outcomes");
$a_xml_writer->xmlStartTag("decvar");
$a_xml_writer->xmlEndTag("decvar");
$a_xml_writer->xmlEndTag("outcomes");
if (strlen($feedback_allcorrect))
{
$attrs = array(
"continue" => "Yes"
);
$a_xml_writer->xmlStartTag("respcondition", $attrs);
// qti conditionvar
$a_xml_writer->xmlStartTag("conditionvar");
$attrs = array(
"respident" => "points"
);
$a_xml_writer->xmlElement("varequal", $attrs, $this->object->getPoints());
$a_xml_writer->xmlEndTag("conditionvar");
// qti displayfeedback
$attrs = array(
"feedbacktype" => "Response",
"linkrefid" => "response_allcorrect"
);
$a_xml_writer->xmlElement("displayfeedback", $attrs);
$a_xml_writer->xmlEndTag("respcondition");
}
if (strlen($feedback_onenotcorrect))
{
$attrs = array(
"continue" => "Yes"
);
$a_xml_writer->xmlStartTag("respcondition", $attrs);
// qti conditionvar
$a_xml_writer->xmlStartTag("conditionvar");
$a_xml_writer->xmlStartTag("not");
$attrs = array(
"respident" => "points"
);
$a_xml_writer->xmlElement("varequal", $attrs, $this->object->getPoints());
$a_xml_writer->xmlEndTag("not");
$a_xml_writer->xmlEndTag("conditionvar");
// qti displayfeedback
$attrs = array(
"feedbacktype" => "Response",
"linkrefid" => "response_onenotcorrect"
);
$a_xml_writer->xmlElement("displayfeedback", $attrs);
$a_xml_writer->xmlEndTag("respcondition");
}
$a_xml_writer->xmlEndTag("resprocessing");
}
if (strlen($feedback_allcorrect))
{
$attrs = array(
"ident" => "response_allcorrect",
"view" => "All"
);
$a_xml_writer->xmlStartTag("itemfeedback", $attrs);
// qti flow_mat
$a_xml_writer->xmlStartTag("flow_mat");
$this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
$a_xml_writer->xmlEndTag("flow_mat");
$a_xml_writer->xmlEndTag("itemfeedback");
}
if (strlen($feedback_onenotcorrect))
{
$attrs = array(
"ident" => "response_onenotcorrect",
"view" => "All"
);
$a_xml_writer->xmlStartTag("itemfeedback", $attrs);
// qti flow_mat
$a_xml_writer->xmlStartTag("flow_mat");
$this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
$a_xml_writer->xmlEndTag("flow_mat");
$a_xml_writer->xmlEndTag("itemfeedback");
}
$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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