ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
Public Member Functions
assFlashQuestionExport Class Reference
Modules/TestQuestionPool

Class for flash question exports. More...

+ Inheritance diagram for assFlashQuestionExport:
+ Collaboration diagram for assFlashQuestionExport:

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
 addAnswerSpecificFeedback (ilXmlWriter $a_xml_writer, $answers)
 
 addGenericFeedback (ilXmlWriter $a_xml_writer)
 
 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 flash 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
$Id$

Definition at line 13 of file class.assFlashQuestionExport.php.

Member Function Documentation

◆ toXML()

assFlashQuestionExport::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 24 of file class.assFlashQuestionExport.php.

References assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), assQuestionExport\exportFeedbackOnly(), and ilXmlWriter\xmlHeader().

25  {
26  global $ilias;
27 
28  include_once("./Services/Xml/classes/class.ilXmlWriter.php");
29  $a_xml_writer = new ilXmlWriter;
30  // set xml header
31  $a_xml_writer->xmlHeader();
32  $a_xml_writer->xmlStartTag("questestinterop");
33  $attrs = array(
34  "ident" => "il_".IL_INST_ID."_qst_".$this->object->getId(),
35  "title" => $this->object->getTitle(),
36  "maxattempts" => $this->object->getNrOfTries()
37  );
38  $a_xml_writer->xmlStartTag("item", $attrs);
39  // add question description
40  $a_xml_writer->xmlElement("qticomment", NULL, $this->object->getComment());
41  // add estimated working time
42  $workingtime = $this->object->getEstimatedWorkingTime();
43  $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
44  $a_xml_writer->xmlElement("duration", NULL, $duration);
45  // add ILIAS specific metadata
46  $a_xml_writer->xmlStartTag("itemmetadata");
47  $a_xml_writer->xmlStartTag("qtimetadata");
48  $a_xml_writer->xmlStartTag("qtimetadatafield");
49  $a_xml_writer->xmlElement("fieldlabel", NULL, "ILIAS_VERSION");
50  $a_xml_writer->xmlElement("fieldentry", NULL, $ilias->getSetting("ilias_version"));
51  $a_xml_writer->xmlEndTag("qtimetadatafield");
52  $a_xml_writer->xmlStartTag("qtimetadatafield");
53  $a_xml_writer->xmlElement("fieldlabel", NULL, "QUESTIONTYPE");
54  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getQuestionType());
55  $a_xml_writer->xmlEndTag("qtimetadatafield");
56  $a_xml_writer->xmlStartTag("qtimetadatafield");
57  $a_xml_writer->xmlElement("fieldlabel", NULL, "AUTHOR");
58  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getAuthor());
59  $a_xml_writer->xmlEndTag("qtimetadatafield");
60 
61  // additional content editing information
62  $this->addAdditionalContentEditingModeInformation($a_xml_writer);
63  $this->addGeneralMetadata($a_xml_writer);
64 
65  $a_xml_writer->xmlStartTag("qtimetadatafield");
66  $a_xml_writer->xmlElement("fieldlabel", NULL, "points");
67  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getPoints());
68  $a_xml_writer->xmlEndTag("qtimetadatafield");
69  $a_xml_writer->xmlStartTag("qtimetadatafield");
70  $a_xml_writer->xmlElement("fieldlabel", NULL, "width");
71  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getWidth());
72  $a_xml_writer->xmlEndTag("qtimetadatafield");
73  $a_xml_writer->xmlStartTag("qtimetadatafield");
74  $a_xml_writer->xmlElement("fieldlabel", NULL, "height");
75  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getHeight());
76  $a_xml_writer->xmlEndTag("qtimetadatafield");
77  $a_xml_writer->xmlStartTag("qtimetadatafield");
78  $a_xml_writer->xmlElement("fieldlabel", NULL, "applet");
79  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getApplet());
80  $a_xml_writer->xmlEndTag("qtimetadatafield");
81  $a_xml_writer->xmlStartTag("qtimetadatafield");
82  $a_xml_writer->xmlElement("fieldlabel", NULL, "swf");
83  $flashpath = $this->object->getFlashPath() . $this->object->getApplet();
84  $fh = @fopen($flashpath, "rb");
85  $base64 = "";
86  if ($fh != FALSE)
87  {
88  $flashfile = fread($fh, filesize($flashpath));
89  fclose($fh);
90  $base64 = base64_encode($flashfile);
91  }
92  $a_xml_writer->xmlElement("fieldentry", NULL, $base64);
93  $a_xml_writer->xmlEndTag("qtimetadatafield");
94  $a_xml_writer->xmlStartTag("qtimetadatafield");
95  $a_xml_writer->xmlElement("fieldlabel", NULL, "params");
96  $a_xml_writer->xmlElement("fieldentry", NULL, serialize($this->object->getParameters()));
97  $a_xml_writer->xmlEndTag("qtimetadatafield");
98  $a_xml_writer->xmlEndTag("qtimetadata");
99  $a_xml_writer->xmlEndTag("itemmetadata");
100 
101  // PART I: qti presentation
102  $attrs = array(
103  "label" => $this->object->getTitle()
104  );
105  $a_xml_writer->xmlStartTag("presentation", $attrs);
106  // add flow to presentation
107  $a_xml_writer->xmlStartTag("flow");
108  // add material with question text to presentation
109  $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
110  // add answers to presentation
111  $a_xml_writer->xmlEndTag("flow");
112  $a_xml_writer->xmlEndTag("presentation");
113 
114  $this->exportFeedbackOnly($a_xml_writer);
115 
116  $a_xml_writer->xmlEndTag("item");
117  $a_xml_writer->xmlEndTag("questestinterop");
118 
119  $xml = $a_xml_writer->xmlDumpMem(FALSE);
120  if (!$a_include_header)
121  {
122  $pos = strpos($xml, "?>");
123  $xml = substr($xml, $pos + 2);
124  }
125  return $xml;
126  }
assQuestionExport\exportFeedbackOnly
exportFeedbackOnly($a_xml_writer)
Definition: class.assQuestionExport.php:69
ilXmlWriter
XML writer class.
Definition: class.ilXmlWriter.php:17
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:210
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:200
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