ILIAS  eassessment Revision 61809
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class.assErrorTextExport.php
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1 <?php
2  /*
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22 */
23 
24 include_once "./Modules/TestQuestionPool/classes/export/qti12/class.assQuestionExport.php";
25 
33 class assErrorTextExport extends assQuestionExport
34 {
42  function toXML($a_include_header = true, $a_include_binary = true, $a_shuffle = false, $test_output = false, $force_image_references = false)
43  {
44  global $ilias;
45 
46  include_once("./Services/Xml/classes/class.ilXmlWriter.php");
47  $a_xml_writer = new ilXmlWriter;
48  // set xml header
49  $a_xml_writer->xmlHeader();
50  $a_xml_writer->xmlStartTag("questestinterop");
51  $attrs = array(
52  "ident" => "il_".IL_INST_ID."_qst_".$this->object->getId(),
53  "title" => $this->object->getTitle(),
54  "maxattempts" => $this->object->getNrOfTries()
55  );
56  $a_xml_writer->xmlStartTag("item", $attrs);
57  // add question description
58  $a_xml_writer->xmlElement("qticomment", NULL, $this->object->getComment());
59  // add estimated working time
60  $workingtime = $this->object->getEstimatedWorkingTime();
61  $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
62  $a_xml_writer->xmlElement("duration", NULL, $duration);
63  // add ILIAS specific metadata
64  $a_xml_writer->xmlStartTag("itemmetadata");
65  $a_xml_writer->xmlStartTag("qtimetadata");
66  $a_xml_writer->xmlStartTag("qtimetadatafield");
67  $a_xml_writer->xmlElement("fieldlabel", NULL, "ILIAS_VERSION");
68  $a_xml_writer->xmlElement("fieldentry", NULL, $ilias->getSetting("ilias_version"));
69  $a_xml_writer->xmlEndTag("qtimetadatafield");
70  $a_xml_writer->xmlStartTag("qtimetadatafield");
71  $a_xml_writer->xmlElement("fieldlabel", NULL, "QUESTIONTYPE");
72  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getQuestionType());
73  $a_xml_writer->xmlEndTag("qtimetadatafield");
74  $a_xml_writer->xmlStartTag("qtimetadatafield");
75  $a_xml_writer->xmlElement("fieldlabel", NULL, "AUTHOR");
76  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getAuthor());
77  $a_xml_writer->xmlEndTag("qtimetadatafield");
78  $a_xml_writer->xmlStartTag("qtimetadatafield");
79  $a_xml_writer->xmlElement("fieldlabel", NULL, "points_wrong");
80  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getPointsWrong());
81  $a_xml_writer->xmlEndTag("qtimetadatafield");
82  $a_xml_writer->xmlStartTag("qtimetadatafield");
83  $a_xml_writer->xmlElement("fieldlabel", NULL, "errortext");
84  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getErrorText());
85  $a_xml_writer->xmlEndTag("qtimetadatafield");
86  $a_xml_writer->xmlStartTag("qtimetadatafield");
87  $a_xml_writer->xmlElement("fieldlabel", NULL, "textsize");
88  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getTextSize());
89  $a_xml_writer->xmlEndTag("qtimetadatafield");
90  $a_xml_writer->xmlStartTag("qtimetadatafield");
91  $a_xml_writer->xmlElement("fieldlabel", NULL, "errordata");
92  $serialized = array();
93  foreach ($this->object->getErrorData() as $data)
94  {
95  array_push($serialized, array($data->text_correct, $data->text_wrong, $data->points));
96  }
97  $a_xml_writer->xmlElement("fieldentry", NULL, serialize($serialized));
98  $a_xml_writer->xmlEndTag("qtimetadatafield");
99  $a_xml_writer->xmlStartTag("qtimetadatafield");
100  $a_xml_writer->xmlElement("fieldlabel", NULL, "externalID");
101  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getExternalID());
102  $a_xml_writer->xmlEndTag("qtimetadatafield");
103  $a_xml_writer->xmlEndTag("qtimetadata");
104  $a_xml_writer->xmlEndTag("itemmetadata");
105 
106  // PART I: qti presentation
107  $attrs = array(
108  "label" => $this->object->getTitle()
109  );
110  $a_xml_writer->xmlStartTag("presentation", $attrs);
111  // add flow to presentation
112  $a_xml_writer->xmlStartTag("flow");
113  // add material with question text to presentation
114  $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
115  // add answers to presentation
116  $a_xml_writer->xmlEndTag("flow");
117  $a_xml_writer->xmlEndTag("presentation");
118 
119  $a_xml_writer->xmlEndTag("item");
120  $a_xml_writer->xmlEndTag("questestinterop");
121 
122  $xml = $a_xml_writer->xmlDumpMem(FALSE);
123  if (!$a_include_header)
124  {
125  $pos = strpos($xml, "?>");
126  $xml = substr($xml, $pos + 2);
127  }
128  return $xml;
129  }
130 
131 }
132 
133 ?>