ILIAS  release_5-2 Revision v5.2.25-18-g3f80b828510
Public Member Functions | Data Fields
assOrderingQuestionExport Class Reference
Modules/TestQuestionPool

Class for ordering question exports. More...

+ Inheritance diagram for assOrderingQuestionExport:
+ Collaboration diagram for assOrderingQuestionExport:

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
 __construct ($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...
 

Data Fields

 $object
 
- Data Fields inherited from assQuestionExport
 $object
 

Additional Inherited Members

- 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 ordering question exports.

assOrderingQuestionExport is a class for ordering 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.assOrderingQuestionExport.php.

Member Function Documentation

◆ toXML()

assOrderingQuestionExport::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 31 of file class.assOrderingQuestionExport.php.

References $duration, $fh, $ilDB, $ilUser, assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), array, object, OQ_NESTED_PICTURES, OQ_NESTED_TERMS, OQ_PICTURES, OQ_TERMS, ORDERING_QUESTION_IDENTIFIER, OUTPUT_JAVASCRIPT, and ilXmlWriter\xmlHeader().

32  {
33  global $ilDB;
34  global $ilUser;
35  global $ilias;
36 
37  include_once("./Services/Xml/classes/class.ilXmlWriter.php");
38  $a_xml_writer = new ilXmlWriter;
39  // set xml header
40  $a_xml_writer->xmlHeader();
41  $a_xml_writer->xmlStartTag("questestinterop");
42  $attrs = array(
43  "ident" => "il_".IL_INST_ID."_qst_".$this->object->getId(),
44  "title" => $this->object->getTitle(),
45  "maxattempts" => $this->object->getNrOfTries()
46  );
47  $a_xml_writer->xmlStartTag("item", $attrs);
48  // add question description
49  $a_xml_writer->xmlElement("qticomment", NULL, $this->object->getComment());
50  // add estimated working time
51  $workingtime = $this->object->getEstimatedWorkingTime();
52  $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
53  $a_xml_writer->xmlElement("duration", NULL, $duration);
54  // add ILIAS specific metadata
55  $a_xml_writer->xmlStartTag("itemmetadata");
56  $a_xml_writer->xmlStartTag("qtimetadata");
57  $a_xml_writer->xmlStartTag("qtimetadatafield");
58  $a_xml_writer->xmlElement("fieldlabel", NULL, "ILIAS_VERSION");
59  $a_xml_writer->xmlElement("fieldentry", NULL, $ilias->getSetting("ilias_version"));
60  $a_xml_writer->xmlEndTag("qtimetadatafield");
61  $a_xml_writer->xmlStartTag("qtimetadatafield");
62  $a_xml_writer->xmlElement("fieldlabel", NULL, "QUESTIONTYPE");
63  $a_xml_writer->xmlElement("fieldentry", NULL, ORDERING_QUESTION_IDENTIFIER);
64  $a_xml_writer->xmlEndTag("qtimetadatafield");
65  $a_xml_writer->xmlStartTag("qtimetadatafield");
66  $a_xml_writer->xmlElement("fieldlabel", NULL, "AUTHOR");
67  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getAuthor());
68  $a_xml_writer->xmlEndTag("qtimetadatafield");
69 
70  // additional content editing information
71  $this->addAdditionalContentEditingModeInformation($a_xml_writer);
72  $this->addGeneralMetadata($a_xml_writer);
73 
74  $a_xml_writer->xmlStartTag("qtimetadatafield");
75  $a_xml_writer->xmlElement("fieldlabel", NULL, "thumb_geometry");
76  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getThumbGeometry());
77  $a_xml_writer->xmlEndTag("qtimetadatafield");
78  $a_xml_writer->xmlStartTag("qtimetadatafield");
79  $a_xml_writer->xmlElement("fieldlabel", NULL, "element_height");
80  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getElementHeight());
81  $a_xml_writer->xmlEndTag("qtimetadatafield");
82  $a_xml_writer->xmlStartTag("qtimetadatafield");
83  $a_xml_writer->xmlElement("fieldlabel", NULL, "points");
84  $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getPoints());
85  $a_xml_writer->xmlEndTag("qtimetadatafield");
86  $a_xml_writer->xmlEndTag("qtimetadata");
87  $a_xml_writer->xmlEndTag("itemmetadata");
88 
89  // PART I: qti presentation
90  $attrs = array(
91  "label" => $this->object->getTitle()
92  );
93  $a_xml_writer->xmlStartTag("presentation", $attrs);
94  // add flow to presentation
95  $a_xml_writer->xmlStartTag("flow");
96  // add material with question text to presentation
97  $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
98  // add answers to presentation
99  $attrs = array();
100 
101  if ($this->object->getOrderingType() == OQ_PICTURES)
102  $ordering_type ='OQP';
103  else if($this->object->getOrderingType() == OQ_NESTED_PICTURES)
104  $ordering_type ='OQNP';
105  else if($this->object->getOrderingType() == OQ_NESTED_TERMS)
106  $ordering_type ='OQNT';
107  else if($this->object->getOrderingType() == OQ_TERMS)
108  $ordering_type ='OQT';
109 
110  $attrs = array(
111  "ident" => $ordering_type,
112  "rcardinality" => "Ordered"
113  );
114 
115  if ($this->object->getOutputType() == OUTPUT_JAVASCRIPT)
116  {
117  $attrs["output"] = "javascript";
118  }
119  $a_xml_writer->xmlStartTag("response_lid", $attrs);
120  $solution = $this->object->getSuggestedSolution(0);
121  if (count($solution))
122  {
123  if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches))
124  {
125  $a_xml_writer->xmlStartTag("material");
126  $intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
127  if (strcmp($matches[1], "") != 0)
128  {
129  $intlink = $solution["internal_link"];
130  }
131  $attrs = array(
132  "label" => "suggested_solution"
133  );
134  $a_xml_writer->xmlElement("mattext", $attrs, $intlink);
135  $a_xml_writer->xmlEndTag("material");
136  }
137  }
138  // shuffle output
139  $attrs = array();
140  if ($this->object->getShuffle())
141  {
142  $attrs = array(
143  "shuffle" => "Yes"
144  );
145  }
146  else
147  {
148  $attrs = array(
149  "shuffle" => "No"
150  );
151  }
152  $a_xml_writer->xmlStartTag("render_choice", $attrs);
153 
154  // add answers
155  foreach ($this->object->getOrderingElementList() as $element)
156  {
157  $attrs = array(
158  'ident' => $element->getExportIdent()
159  );
160  $a_xml_writer->xmlStartTag("response_label", $attrs);
161  if ($this->object->getOrderingType() == OQ_PICTURES
162  || $this->object->getOrderingType() == OQ_NESTED_PICTURES)
163  {
164  $imagetype = "image/jpeg";
165 
166  $a_xml_writer->xmlStartTag("material");
167  if ($force_image_references)
168  {
169  $attrs = array(
170  "imagtype" => $imagetype,
171  "label" => $element->getContent(),
172  "uri" => $this->object->getImagePathWeb() . $element->getContent()
173  );
174  $a_xml_writer->xmlElement("matimage", $attrs);
175  }
176  else
177  {
178  $imagepath = $this->object->getImagePath() . $element->getContent();
179  $fh = @fopen($imagepath, "rb");
180  if ($fh != false)
181  {
182  $imagefile = fread($fh, filesize($imagepath));
183  fclose($fh);
184  $base64 = base64_encode($imagefile);
185 
186  if (preg_match("/.*\.(png|gif)$/", $element->getContent(), $matches))
187  {
188  $imagetype = "image/".$matches[1];
189  }
190  $attrs = array(
191  "imagtype" => $imagetype,
192  "label" => $element->getContent(),
193  "embedded" => "base64"
194  );
195  $a_xml_writer->xmlElement("matimage", $attrs, $base64, FALSE, FALSE);
196  }
197  }
198  $a_xml_writer->xmlEndTag("material");
199  }
200  else if ($this->object->getOrderingType() == OQ_TERMS
201  || $this->object->getOrderingType() == OQ_NESTED_TERMS)
202  {
203  $a_xml_writer->xmlStartTag("material");
204  $this->object->addQTIMaterial($a_xml_writer, $element->getContent(), TRUE, FALSE);
205  $a_xml_writer->xmlEndTag("material");
206  $a_xml_writer->xmlStartTag("material");
207  $attrs = array("label" => "answerdepth");
208  $a_xml_writer->xmlElement("mattext", $attrs, $element->getIndentation());
209  $a_xml_writer->xmlEndTag("material");
210  }
211  $a_xml_writer->xmlEndTag("response_label");
212  }
213  $a_xml_writer->xmlEndTag("render_choice");
214  $a_xml_writer->xmlEndTag("response_lid");
215  $a_xml_writer->xmlEndTag("flow");
216  $a_xml_writer->xmlEndTag("presentation");
217 
218  // PART II: qti resprocessing
219  $a_xml_writer->xmlStartTag("resprocessing");
220  $a_xml_writer->xmlStartTag("outcomes");
221  $a_xml_writer->xmlStartTag("decvar");
222  $a_xml_writer->xmlEndTag("decvar");
223  $a_xml_writer->xmlEndTag("outcomes");
224  // add response conditions
225  foreach ($this->object->getOrderingElementList() as $element)
226  {
227  $attrs = array(
228  "continue" => "Yes"
229  );
230  $a_xml_writer->xmlStartTag("respcondition", $attrs);
231  // qti conditionvar
232  $a_xml_writer->xmlStartTag("conditionvar");
233  $attrs = array();
234 
235  if ($this->object->getOrderingType() == OQ_PICTURES)
236  $ordering_type ='OQP';
237  else if($this->object->getOrderingType() == OQ_NESTED_PICTURES)
238  $ordering_type ='OQNP';
239  else if($this->object->getOrderingType() == OQ_NESTED_TERMS)
240  $ordering_type ='OQNT';
241  else if($this->object->getOrderingType() == OQ_TERMS)
242  $ordering_type ='OQT';
243 
244  $attrs = array("respident" => $ordering_type);
245 
246  $attrs["index"] = $element->getPosition();
247  $a_xml_writer->xmlElement("varequal", $attrs, $element->getPosition());
248  $a_xml_writer->xmlEndTag("conditionvar");
249  // qti setvar
250  $attrs = array(
251  "action" => "Add"
252  );
253  $points = $this->object->getPoints() / $this->object->getOrderingElementList()->countElements();
254  $a_xml_writer->xmlElement("setvar", $attrs, $points);
255  // qti displayfeedback
256  $attrs = array(
257  "feedbacktype" => "Response",
258  "linkrefid" => "link_".$element->getPosition()
259  );
260  $a_xml_writer->xmlElement("displayfeedback", $attrs);
261  $a_xml_writer->xmlEndTag("respcondition");
262  }
263 
264  $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
265  $this->object->getId(), true
266  );
267  if (strlen($feedback_allcorrect))
268  {
269  $attrs = array(
270  "continue" => "Yes"
271  );
272  $a_xml_writer->xmlStartTag("respcondition", $attrs);
273  // qti conditionvar
274  $a_xml_writer->xmlStartTag("conditionvar");
275 
276  foreach ($this->object->getOrderingElementList() as $element)
277  {
278  $attrs = array();
279 
280  if ($this->object->getOrderingType() == OQ_PICTURES)
281  $ordering_type ='OQP';
282  else if($this->object->getOrderingType() == OQ_NESTED_PICTURES)
283  $ordering_type ='OQNP';
284  else if($this->object->getOrderingType() == OQ_NESTED_TERMS)
285  $ordering_type ='OQNT';
286  else if($this->object->getOrderingType() == OQ_TERMS)
287  $ordering_type ='OQT';
288 
289  $attrs = array("respident" => $ordering_type);
290 
291  $attrs["index"] = $element->getPosition();
292  $a_xml_writer->xmlElement("varequal", $attrs, $element->getPosition());
293  }
294 
295  $a_xml_writer->xmlEndTag("conditionvar");
296  // qti displayfeedback
297  $attrs = array(
298  "feedbacktype" => "Response",
299  "linkrefid" => "response_allcorrect"
300  );
301  $a_xml_writer->xmlElement("displayfeedback", $attrs);
302  $a_xml_writer->xmlEndTag("respcondition");
303  }
304 
305  $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
306  $this->object->getId(), false
307  );
308  if (strlen($feedback_onenotcorrect))
309  {
310  $attrs = array(
311  "continue" => "Yes"
312  );
313  $a_xml_writer->xmlStartTag("respcondition", $attrs);
314  // qti conditionvar
315  $a_xml_writer->xmlStartTag("conditionvar");
316  $a_xml_writer->xmlStartTag("not");
317 
318  foreach ($this->object->getOrderingElementList() as $element)
319  {
320  $attrs = array();
321  if ($this->object->getOrderingType() == OQ_PICTURES)
322  $ordering_type ='OQP';
323  else if($this->object->getOrderingType() == OQ_NESTED_PICTURES)
324  $ordering_type ='OQNP';
325  else if($this->object->getOrderingType() == OQ_NESTED_TERMS)
326  $ordering_type ='OQNT';
327  else if($this->object->getOrderingType() == OQ_TERMS)
328  $ordering_type ='OQT';
329 
330  $attrs = array("respident" => $ordering_type);
331 
332  $attrs["index"] = $element->getPosition();
333  $a_xml_writer->xmlElement("varequal", $attrs, $element->getPosition());
334  }
335 
336  $a_xml_writer->xmlEndTag("not");
337  $a_xml_writer->xmlEndTag("conditionvar");
338  // qti displayfeedback
339  $attrs = array(
340  "feedbacktype" => "Response",
341  "linkrefid" => "response_onenotcorrect"
342  );
343  $a_xml_writer->xmlElement("displayfeedback", $attrs);
344  $a_xml_writer->xmlEndTag("respcondition");
345  }
346 
347  $a_xml_writer->xmlEndTag("resprocessing");
348 
349  // PART III: qti itemfeedback
350  foreach ($this->object->getOrderingElementList() as $element)
351  {
352  $attrs = array(
353  "ident" => "link_".$element->getPosition(),
354  "view" => "All"
355  );
356  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
357  // qti flow_mat
358  $a_xml_writer->xmlStartTag("flow_mat");
359  $a_xml_writer->xmlStartTag("material");
360  $a_xml_writer->xmlElement("mattext", null, $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
361  $this->object->getId(), $element->getPosition()
362  ));
363  $a_xml_writer->xmlEndTag("material");
364  $a_xml_writer->xmlEndTag("flow_mat");
365  $a_xml_writer->xmlEndTag("itemfeedback");
366  }
367 
368  if (strlen($feedback_allcorrect))
369  {
370  $attrs = array(
371  "ident" => "response_allcorrect",
372  "view" => "All"
373  );
374  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
375  // qti flow_mat
376  $a_xml_writer->xmlStartTag("flow_mat");
377  $this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
378  $a_xml_writer->xmlEndTag("flow_mat");
379  $a_xml_writer->xmlEndTag("itemfeedback");
380  }
381  if (strlen($feedback_onenotcorrect))
382  {
383  $attrs = array(
384  "ident" => "response_onenotcorrect",
385  "view" => "All"
386  );
387  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
388  // qti flow_mat
389  $a_xml_writer->xmlStartTag("flow_mat");
390  $this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
391  $a_xml_writer->xmlEndTag("flow_mat");
392  $a_xml_writer->xmlEndTag("itemfeedback");
393  }
394 
395  $a_xml_writer->xmlEndTag("item");
396  $a_xml_writer->xmlEndTag("questestinterop");
397 
398  $xml = $a_xml_writer->xmlDumpMem(FALSE);
399  if (!$a_include_header)
400  {
401  $pos = strpos($xml, "?>");
402  $xml = substr($xml, $pos + 2);
403  }
404  return $xml;
405  }
OQ_NESTED_TERMS
const OQ_NESTED_TERMS
Definition: inc.AssessmentConstants.php:80
ilXmlWriter
XML writer class.
Definition: class.ilXmlWriter.php:17
OUTPUT_JAVASCRIPT
const OUTPUT_JAVASCRIPT
Definition: inc.AssessmentConstants.php:19
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:210
OQ_PICTURES
const OQ_PICTURES
Ordering question constants.
Definition: inc.AssessmentConstants.php:77
ORDERING_QUESTION_IDENTIFIER
const ORDERING_QUESTION_IDENTIFIER
Definition: inc.AssessmentConstants.php:32
$ilUser
$ilUser
Definition: imgupload.php:18
ilXmlWriter\xmlHeader
xmlHeader()
Writes xml header public.
Definition: class.ilXmlWriter.php:297
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
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
OQ_TERMS
const OQ_TERMS
Definition: inc.AssessmentConstants.php:78
object
Create new PHPExcel object
obj_idprivate
Definition: 01pharSimple.php:37
OQ_NESTED_PICTURES
const OQ_NESTED_PICTURES
Definition: inc.AssessmentConstants.php:79
$ilDB
global $ilDB
Definition: storeScorm2004.php:16
+ Here is the call graph for this function:

Field Documentation

◆ $object

assOrderingQuestionExport::$object

Definition at line 20 of file class.assOrderingQuestionExport.php.

The documentation for this class was generated from the following file: