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

Class for java applet question exports. More...

+ Inheritance diagram for assJavaAppletExport:
+ Collaboration diagram for assJavaAppletExport:

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 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
$Id$

Definition at line 15 of file class.assJavaAppletExport.php.

Member Function Documentation

◆ toXML()

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

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

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

27  {
28  global $ilias;
29  include_once("./Services/Xml/classes/class.ilXmlWriter.php");
30  $a_xml_writer = new ilXmlWriter;
31  // set xml header
32  $a_xml_writer->xmlHeader();
33  $a_xml_writer->xmlStartTag("questestinterop");
34  $attrs = array(
35  "ident" => "il_".IL_INST_ID."_qst_".$this->object->getId(),
36  "title" => $this->object->getTitle(),
37  "maxattempts" => $this->object->getNrOfTries()
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, JAVAAPPLET_QUESTION_IDENTIFIER);
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 
62  // additional content editing information
63  $this->addAdditionalContentEditingModeInformation($a_xml_writer);
64  $this->addGeneralMetadata($a_xml_writer);
65 
66  $a_xml_writer->xmlEndTag("qtimetadata");
67  $a_xml_writer->xmlEndTag("itemmetadata");
68 
69  // PART I: qti presentation
70  $attrs = array(
71  "label" => $this->object->getTitle()
72  );
73  $a_xml_writer->xmlStartTag("presentation", $attrs);
74  // add flow to presentation
75  $a_xml_writer->xmlStartTag("flow");
76  // add material with question text to presentation
77  $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
78  $solution = $this->object->getSuggestedSolution(0);
79  if (count($solution))
80  {
81  if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches))
82  {
83  $a_xml_writer->xmlStartTag("material");
84  $intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
85  if (strcmp($matches[1], "") != 0)
86  {
87  $intlink = $solution["internal_link"];
88  }
89  $attrs = array(
90  "label" => "suggested_solution"
91  );
92  $a_xml_writer->xmlElement("mattext", $attrs, $intlink);
93  $a_xml_writer->xmlEndTag("material");
94  }
95  }
96 
97  $a_xml_writer->xmlStartTag("material");
98  $attrs = array(
99  "label" => "applet data",
100  "uri" => $this->object->getJavaAppletFilename(),
101  "height" => $this->object->getJavaHeight(),
102  "width" => $this->object->getJavaWidth(),
103  "embedded" => "base64"
104  );
105  $javapath = $this->object->getJavaPath() . $this->object->getJavaAppletFilename();
106  $fh = @fopen($javapath, "rb");
107  if ($fh == false)
108  {
109  return;
110  }
111  $javafile = fread($fh, filesize($javapath));
112  fclose($fh);
113  $base64 = base64_encode($javafile);
114  $a_xml_writer->xmlElement("matapplet", $attrs, $base64);
115 
116  if ($this->object->buildParamsOnly())
117  {
118  if ($this->object->getJavaCode())
119  {
120  $attrs = array(
121  "label" => "java_code"
122  );
123  $a_xml_writer->xmlElement("mattext", $attrs, $this->object->getJavaCode());
124  }
125  if ($this->object->getJavaCodebase())
126  {
127  $attrs = array(
128  "label" => "java_codebase"
129  );
130  $a_xml_writer->xmlElement("mattext", $attrs, $this->object->getJavaCodebase());
131  }
132  if ($this->object->getJavaArchive())
133  {
134  $attrs = array(
135  "label" => "java_archive"
136  );
137  $a_xml_writer->xmlElement("mattext", $attrs, $this->object->getJavaArchive());
138  }
139  for ($i = 0; $i < $this->object->getParameterCount(); $i++)
140  {
141  $param = $this->object->getParameter($i);
142  $attrs = array(
143  "label" => $param["name"]
144  );
145  $a_xml_writer->xmlElement("mattext", $attrs, $param["value"]);
146  }
147  }
148  $a_xml_writer->xmlEndTag("material");
149  $a_xml_writer->xmlStartTag("material");
150  $attrs = array(
151  "label" => "points"
152  );
153  $a_xml_writer->xmlElement("mattext", $attrs, $this->object->getPoints());
154  $a_xml_writer->xmlEndTag("material");
155 
156  $a_xml_writer->xmlEndTag("flow");
157  $a_xml_writer->xmlEndTag("presentation");
158 
159  // PART II: qti resprocessing
160  $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
161  $this->object->getId(), true
162  );
163  $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
164  $this->object->getId(), false
165  );
166  if (strlen($feedback_allcorrect . $feedback_onenotcorrect))
167  {
168  $a_xml_writer->xmlStartTag("resprocessing");
169  $a_xml_writer->xmlStartTag("outcomes");
170  $a_xml_writer->xmlStartTag("decvar");
171  $a_xml_writer->xmlEndTag("decvar");
172  $a_xml_writer->xmlEndTag("outcomes");
173 
174  if (strlen($feedback_allcorrect))
175  {
176  $attrs = array(
177  "continue" => "Yes"
178  );
179  $a_xml_writer->xmlStartTag("respcondition", $attrs);
180  // qti conditionvar
181  $a_xml_writer->xmlStartTag("conditionvar");
182  $attrs = array(
183  "respident" => "points"
184  );
185  $a_xml_writer->xmlElement("varequal", $attrs, $this->object->getPoints());
186  $a_xml_writer->xmlEndTag("conditionvar");
187  // qti displayfeedback
188  $attrs = array(
189  "feedbacktype" => "Response",
190  "linkrefid" => "response_allcorrect"
191  );
192  $a_xml_writer->xmlElement("displayfeedback", $attrs);
193  $a_xml_writer->xmlEndTag("respcondition");
194  }
195 
196  if (strlen($feedback_onenotcorrect))
197  {
198  $attrs = array(
199  "continue" => "Yes"
200  );
201  $a_xml_writer->xmlStartTag("respcondition", $attrs);
202  // qti conditionvar
203  $a_xml_writer->xmlStartTag("conditionvar");
204  $a_xml_writer->xmlStartTag("not");
205  $attrs = array(
206  "respident" => "points"
207  );
208  $a_xml_writer->xmlElement("varequal", $attrs, $this->object->getPoints());
209  $a_xml_writer->xmlEndTag("not");
210  $a_xml_writer->xmlEndTag("conditionvar");
211  // qti displayfeedback
212  $attrs = array(
213  "feedbacktype" => "Response",
214  "linkrefid" => "response_onenotcorrect"
215  );
216  $a_xml_writer->xmlElement("displayfeedback", $attrs);
217  $a_xml_writer->xmlEndTag("respcondition");
218  }
219  $a_xml_writer->xmlEndTag("resprocessing");
220  }
221 
222  if (strlen($feedback_allcorrect))
223  {
224  $attrs = array(
225  "ident" => "response_allcorrect",
226  "view" => "All"
227  );
228  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
229  // qti flow_mat
230  $a_xml_writer->xmlStartTag("flow_mat");
231  $this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
232  $a_xml_writer->xmlEndTag("flow_mat");
233  $a_xml_writer->xmlEndTag("itemfeedback");
234  }
235  if (strlen($feedback_onenotcorrect))
236  {
237  $attrs = array(
238  "ident" => "response_onenotcorrect",
239  "view" => "All"
240  );
241  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
242  // qti flow_mat
243  $a_xml_writer->xmlStartTag("flow_mat");
244  $this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
245  $a_xml_writer->xmlEndTag("flow_mat");
246  $a_xml_writer->xmlEndTag("itemfeedback");
247  }
248 
249  $a_xml_writer->xmlEndTag("item");
250  $a_xml_writer->xmlEndTag("questestinterop");
251  $xml = $a_xml_writer->xmlDumpMem(FALSE);
252  if (!$a_include_header)
253  {
254  $pos = strpos($xml, "?>");
255  $xml = substr($xml, $pos + 2);
256  }
257  return $xml;
258  }
ilXmlWriter
XML writer class.
Definition: class.ilXmlWriter.php:17
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:210
JAVAAPPLET_QUESTION_IDENTIFIER
const JAVAAPPLET_QUESTION_IDENTIFIER
Definition: inc.AssessmentConstants.php:27
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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