ILIAS  release_4-4 Revision
Public Member Functions
assFormulaQuestionExport Class Reference
Modules/TestQuestionPool

Class for formula question question exports. 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. More...
 
- Public Member Functions inherited from assQuestionExport
 assQuestionExport (&$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. More...
 

Additional Inherited Members

- Data Fields inherited from assQuestionExport
 $object
 
- Protected Member Functions inherited from assQuestionExport
 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)
 

Detailed Description

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 15 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

Returns
string The QTI xml representation of the question public

Definition at line 26 of file class.assFormulaQuestionExport.php.

References $res, $result, assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), and ilXmlWriter\xmlHeader().

27  {
28  global $ilias;
29 
30  include_once 'Services/Xml/classes/class.ilXmlWriter.php';
31  $a_xml_writer = new ilXmlWriter;
32  // set xml header
33  $a_xml_writer->xmlHeader();
34  $a_xml_writer->xmlStartTag("questestinterop");
35  $attrs = array(
36  "ident" => "il_".IL_INST_ID."_qst_".$this->object->getId(),
37  "title" => $this->object->getTitle()
38  );
39  $a_xml_writer->xmlStartTag("item", $attrs);
40  // add question description
41  $a_xml_writer->xmlElement("qticomment", NULL, $this->object->getComment());
42  // add estimated working time
43  $workingtime = $this->object->getEstimatedWorkingTime();
44  $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
45  $a_xml_writer->xmlElement("duration", NULL, $duration);
46  // add ILIAS specific metadata
47  $a_xml_writer->xmlStartTag("itemmetadata");
48  $a_xml_writer->xmlStartTag("qtimetadata");
49  $a_xml_writer->xmlStartTag("qtimetadatafield");
50  $a_xml_writer->xmlElement("fieldlabel", NULL, "ILIAS_VERSION");
51  $a_xml_writer->xmlElement("fieldentry", NULL, $ilias->getSetting("ilias_version"));
52  $a_xml_writer->xmlEndTag("qtimetadatafield");
53  $a_xml_writer->xmlStartTag("qtimetadatafield");
54  $a_xml_writer->xmlElement("fieldlabel", NULL, "QUESTIONTYPE");
55  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getQuestionType());
56  $a_xml_writer->xmlEndTag("qtimetadatafield");
57  $a_xml_writer->xmlStartTag("qtimetadatafield");
58  $a_xml_writer->xmlElement("fieldlabel", NULL, "AUTHOR");
59  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getAuthor());
60  $a_xml_writer->xmlEndTag("qtimetadatafield");
61  $a_xml_writer->xmlStartTag("qtimetadatafield");
62  $a_xml_writer->xmlElement("fieldlabel", NULL, "points");
63  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getPoints());
64  $a_xml_writer->xmlEndTag("qtimetadatafield");
65  foreach ($this->object->getVariables() as $variable)
66  {
67  $var = array(
68  "precision" => $variable->getPrecision(),
69  "intprecision" => $variable->getIntprecision(),
70  "rangemin" => $variable->getRangeMin(),
71  "rangemax" => $variable->getRangeMax(),
72  "unit" => (is_object($variable->getUnit())) ? $variable->getUnit()->getUnit() : "",
73  "unitvalue" => (is_object($variable->getUnit())) ? $variable->getUnit()->getId() : ""
74  );
75  $a_xml_writer->xmlStartTag("qtimetadatafield");
76  $a_xml_writer->xmlElement("fieldlabel", NULL, $variable->getVariable());
77  $a_xml_writer->xmlElement("fieldentry", NULL, serialize($var));
78  $a_xml_writer->xmlEndTag("qtimetadatafield");
79  }
80  foreach ($this->object->getResults() as $result)
81  {
82  $resultunits = $this->object->getResultUnits($result);
83  $ru = array();
84  foreach ($resultunits as $unit)
85  {
86  array_push($ru, array("unit" => $unit->getUnit(), "unitvalue" => $unit->getId()));
87  }
88  $res = array(
89  "precision" => $result->getPrecision(),
90  "tolerance" => $result->getTolerance(),
91  "rangemin" => $result->getRangeMin(),
92  "rangemax" => $result->getRangeMax(),
93  "points" => $result->getPoints(),
94  "formula" => $result->getFormula(),
95  "rating" => ($result->getRatingSimple()) ? "" : array("sign" => $result->getRatingSign(), "value" => $result->getRatingValue(), "unit" => $result->getRatingUnit()),
96  "unit" => (is_object($result->getUnit())) ? $result->getUnit()->getUnit() : "",
97  "unitvalue" => (is_object($result->getUnit())) ? $result->getUnit()->getId() : "",
98  "resultunits" => $ru
99  );
100  $a_xml_writer->xmlStartTag("qtimetadatafield");
101  $a_xml_writer->xmlElement("fieldlabel", NULL, $result->getResult());
102  $a_xml_writer->xmlElement("fieldentry", NULL, serialize($res));
103  $a_xml_writer->xmlEndTag("qtimetadatafield");
104  }
105 
106  // additional content editing information
107  $this->addAdditionalContentEditingModeInformation($a_xml_writer);
108  $this->addGeneralMetadata($a_xml_writer);
109 
110  $a_xml_writer->xmlEndTag("qtimetadata");
111  $a_xml_writer->xmlEndTag("itemmetadata");
112 
113  // PART I: qti presentation
114  $attrs = array(
115  "label" => $this->object->getTitle()
116  );
117  $a_xml_writer->xmlStartTag("presentation", $attrs);
118  // add flow to presentation
119  $a_xml_writer->xmlStartTag("flow");
120  // add material with question text to presentation
121  $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
122  // add answers to presentation
123  $a_xml_writer->xmlEndTag("flow");
124  $a_xml_writer->xmlEndTag("presentation");
125 
126  $a_xml_writer->xmlEndTag("item");
127  $a_xml_writer->xmlEndTag("questestinterop");
128 
129  $xml = $a_xml_writer->xmlDumpMem(FALSE);
130  if (!$a_include_header)
131  {
132  $pos = strpos($xml, "?>");
133  $xml = substr($xml, $pos + 2);
134  }
135  return $xml;
136  }
$result
$result
Definition: CleanUpTest.php:407
ilXmlWriter
XML writer class.
Definition: class.ilXmlWriter.php:17
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:178
ilXmlWriter\xmlHeader
xmlHeader()
Writes xml header public.
Definition: class.ilXmlWriter.php:297
assQuestionExport\addAdditionalContentEditingModeInformation
addAdditionalContentEditingModeInformation(ilXmlWriter $a_xml_writer)
adds a qti meta data field for ilias specific information of "additional content editing mode" (xml w...
Definition: class.assQuestionExport.php:168
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The documentation for this class was generated from the following file: