ILIAS  trunk Revision v11.0_alpha-2662-g519ff7d528f
Public Member Functions
assImagemapQuestionExport Class Reference

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V. More...

+ Inheritance diagram for assImagemapQuestionExport:
+ Collaboration diagram for assImagemapQuestionExport:

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 Returns a QTI xml representation of the question and sets the internal domxml variable with the DOM XML representation of the QTI xml representation. 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 Returns a QTI xml representation of the question and sets the internal domxml variable with the DOM XML representation of the QTI xml representation. More...
 
 addQTIMaterial (ilXmlWriter $a_xml_writer, string $a_material, bool $close_material_tag=true, bool $add_mobs=true)
 

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)
 
 addSuggestedSolution (ilXmlWriter $writer)
 

Detailed Description

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V.

ILIAS is licensed with the GPL-3.0, see https://www.gnu.org/licenses/gpl-3.0.en.html You should have received a copy of said license along with the source code, too.

If this is not the case or you just want to try ILIAS, you'll find us at: https://www.ilias.de https://github.com/ILIAS-eLearning Class for imagemap question exports

assImagemapQuestionExport is a class for imagemap 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 28 of file class.assImagemapQuestionExport.php.

Member Function Documentation

◆ toXML()

assImagemapQuestionExport::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 37 of file class.assImagemapQuestionExport.php.

References $DIC, $GLOBALS, $ilErr, assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), assQuestionExport\addQTIMaterial(), assQuestionExport\addSuggestedSolution(), IL_INST_ID, null, and ILIAS\Repository\object().

37  : string
38  {
39  global $DIC;
40  $ilias = $DIC['ilias'];
41 
42  $a_xml_writer = new ilXmlWriter();
43  // set xml header
44  $a_xml_writer->xmlHeader();
45  $a_xml_writer->xmlStartTag("questestinterop");
46  $attrs = [
47  "ident" => "il_" . IL_INST_ID . "_qst_" . $this->object->getId(),
48  "title" => $this->object->getTitle(),
49  "maxattempts" => $this->object->getNrOfTries()
50  ];
51  $a_xml_writer->xmlStartTag("item", $attrs);
52  // add question description
53  $a_xml_writer->xmlElement("qticomment", null, $this->object->getComment());
54  $a_xml_writer->xmlStartTag("itemmetadata");
55  $a_xml_writer->xmlStartTag("qtimetadata");
56  $a_xml_writer->xmlStartTag("qtimetadatafield");
57  $a_xml_writer->xmlElement("fieldlabel", null, "ILIAS_VERSION");
58  $a_xml_writer->xmlElement("fieldentry", null, $ilias->getSetting("ilias_version"));
59  $a_xml_writer->xmlEndTag("qtimetadatafield");
60  $a_xml_writer->xmlStartTag("qtimetadatafield");
61  $a_xml_writer->xmlElement("fieldlabel", null, "QUESTIONTYPE");
62  $a_xml_writer->xmlElement("fieldentry", null, $this->object->getQuestionType());
63  $a_xml_writer->xmlEndTag("qtimetadatafield");
64  $a_xml_writer->xmlStartTag("qtimetadatafield");
65  $a_xml_writer->xmlElement("fieldlabel", null, "IS_MULTIPLE_CHOICE");
66  $a_xml_writer->xmlElement("fieldentry", null, ($this->object->getIsMultipleChoice()) ? "1" : "0");
67  $a_xml_writer->xmlEndTag("qtimetadatafield");
68  $a_xml_writer->xmlStartTag("qtimetadatafield");
69  $a_xml_writer->xmlElement("fieldlabel", null, "AUTHOR");
70  $a_xml_writer->xmlElement("fieldentry", null, $this->object->getAuthor());
71  $a_xml_writer->xmlEndTag("qtimetadatafield");
72 
73  // additional content editing information
74  $this->addAdditionalContentEditingModeInformation($a_xml_writer);
75  $this->addGeneralMetadata($a_xml_writer);
76 
77  $a_xml_writer->xmlEndTag("qtimetadata");
78  $a_xml_writer->xmlEndTag("itemmetadata");
79 
80  // PART I: qti presentation
81  $attrs = [
82  "label" => $this->object->getTitle()
83  ];
84  $a_xml_writer->xmlStartTag("presentation", $attrs);
85  // add flow to presentation
86  $a_xml_writer->xmlStartTag("flow");
87  // add material with question text to presentation
88  $this->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
89  // add answers to presentation
90  $attrs = [
91  "ident" => "IM",
92  "rcardinality" => "Single"
93  ];
94  $a_xml_writer->xmlStartTag("response_xy", $attrs);
95  $a_xml_writer = $this->addSuggestedSolution($a_xml_writer);
96  $a_xml_writer->xmlStartTag("render_hotspot");
97  $a_xml_writer->xmlStartTag("material");
98  $imagetype = "image/jpeg";
99  if (preg_match("/.*\.(png|gif)$/i", $this->object->getImageFilename(), $matches)) {
100  $imagetype = "image/" . strtolower($matches[1]);
101  }
102  $attrs = [
103  "imagtype" => $imagetype,
104  "label" => $this->object->getImageFilename()
105  ];
106  if ($a_include_binary) {
107  if ($force_image_references) {
108  $attrs["uri"] = $this->object->getImagePathWeb() . $this->object->getImageFilename();
109  $a_xml_writer->xmlElement("matimage", $attrs);
110  } else {
111  $attrs["embedded"] = "base64";
112  $imagepath = $this->object->getImagePath() . $this->object->getImageFilename();
113  $fh = fopen($imagepath, "rb");
114  if ($fh == false) {
115  global $DIC;
116  $ilErr = $DIC['ilErr'];
117  $ilErr->raiseError($GLOBALS['DIC']['lng']->txt("error_open_image_file"), $ilErr->MESSAGE);
118  }
119  $imagefile = fread($fh, filesize($imagepath));
120  fclose($fh);
121  $base64 = base64_encode($imagefile);
122  $a_xml_writer->xmlElement("matimage", $attrs, $base64, false, false);
123  }
124  } else {
125  $a_xml_writer->xmlElement("matimage", $attrs);
126  }
127  $a_xml_writer->xmlEndTag("material");
128 
129  // add answers
130  foreach ($this->object->getAnswers() as $index => $answer) {
131  $rared = "";
132  switch ($answer->getArea()) {
133  case "rect":
134  $rarea = "Rectangle";
135  break;
136  case "circle":
137  $rarea = "Ellipse";
138  break;
139  case "poly":
140  $rarea = "Bounded";
141  break;
142  }
143  $attrs = [
144  "ident" => $index,
145  "rarea" => $rarea
146  ];
147  $a_xml_writer->xmlStartTag("response_label", $attrs);
148  $a_xml_writer->xmlData($answer->getCoords());
149  $a_xml_writer->xmlStartTag("material");
150  $a_xml_writer->xmlElement("mattext", null, $answer->getAnswertext());
151  $a_xml_writer->xmlEndTag("material");
152  $a_xml_writer->xmlEndTag("response_label");
153  }
154  $a_xml_writer->xmlEndTag("render_hotspot");
155  $a_xml_writer->xmlEndTag("response_xy");
156  $a_xml_writer->xmlEndTag("flow");
157  $a_xml_writer->xmlEndTag("presentation");
158 
159  // PART II: qti resprocessing
160  $a_xml_writer->xmlStartTag("resprocessing");
161  $a_xml_writer->xmlStartTag("outcomes");
162  $a_xml_writer->xmlStartTag("decvar");
163  $a_xml_writer->xmlEndTag("decvar");
164  $a_xml_writer->xmlEndTag("outcomes");
165  // add response conditions
166  foreach ($this->object->getAnswers() as $index => $answer) {
167  $attrs = [
168  "continue" => "Yes"
169  ];
170  $a_xml_writer->xmlStartTag("respcondition", $attrs);
171  // qti conditionvar
172  $a_xml_writer->xmlStartTag("conditionvar");
173  if (!$answer->isStateSet()) {
174  $a_xml_writer->xmlStartTag("not");
175  }
176  $areatype = "";
177  switch ($answer->getArea()) {
178  case "rect":
179  $areatype = "Rectangle";
180  break;
181  case "circle":
182  $areatype = "Ellipse";
183  break;
184  case "poly":
185  $areatype = "Bounded";
186  break;
187  }
188  $attrs = [
189  "respident" => "IM",
190  "areatype" => $areatype
191  ];
192  $a_xml_writer->xmlElement("varequal", $attrs, $answer->getCoords());
193  if (!$answer->isStateSet()) {
194  $a_xml_writer->xmlEndTag("not");
195  }
196  $a_xml_writer->xmlEndTag("conditionvar");
197  // qti setvar
198  $attrs = [
199  "action" => "Add"
200  ];
201  $a_xml_writer->xmlElement("setvar", $attrs, $answer->getPoints());
202  $linkrefid = "response_$index";
203  $attrs = [
204  "feedbacktype" => "Response",
205  "linkrefid" => $linkrefid
206  ];
207  $a_xml_writer->xmlElement("displayfeedback", $attrs);
208  $a_xml_writer->xmlEndTag("respcondition");
209  $attrs = [
210  "continue" => "Yes"
211  ];
212  $a_xml_writer->xmlStartTag("respcondition", $attrs);
213  // qti conditionvar
214  $a_xml_writer->xmlStartTag("conditionvar");
215  $attrs = [
216  "respident" => "IM"
217  ];
218  $a_xml_writer->xmlStartTag("not");
219  $a_xml_writer->xmlElement("varequal", $attrs, $answer->getCoords());
220  $a_xml_writer->xmlEndTag("not");
221  $a_xml_writer->xmlEndTag("conditionvar");
222  // qti setvar
223  $attrs = [
224  "action" => "Add"
225  ];
226  $a_xml_writer->xmlElement("setvar", $attrs, $answer->getPointsUnchecked());
227  $a_xml_writer->xmlEndTag("respcondition");
228  }
229 
230  $answers = $this->object->getAnswers();
231  $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
232  $this->object->getId(),
233  true
234  );
235  if (strlen($feedback_allcorrect) && count($answers) > 0) {
236  $attrs = [
237  "continue" => "Yes"
238  ];
239  $a_xml_writer->xmlStartTag("respcondition", $attrs);
240  // qti conditionvar
241  $a_xml_writer->xmlStartTag("conditionvar");
242  if (!$this->object->getIsMultipleChoice()) {
243  $bestindex = 0;
244  $maxpoints = 0;
245  foreach ($answers as $index => $answer) {
246  if ($answer->getPoints() > $maxpoints) {
247  $maxpoints = $answer->getPoints();
248  $bestindex = $index;
249  }
250  }
251 
252  $areatype = "";
253  $answer = $answers[$bestindex];
254  switch ($answer->getArea()) {
255  case "rect":
256  $areatype = "Rectangle";
257  break;
258  case "circle":
259  $areatype = "Ellipse";
260  break;
261  case "poly":
262  $areatype = "Bounded";
263  break;
264  }
265  $attrs = [
266  "respident" => "IM",
267  "areatype" => $areatype
268  ];
269  $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
270  } else {
271  foreach ($answers as $index => $answer) {
272  if ($answer->getPoints() < $answer->getPointsUnchecked()) {
273  $a_xml_writer->xmlStartTag("not");
274  }
275  switch ($answer->getArea()) {
276  case "rect":
277  $areatype = "Rectangle";
278  break;
279  case "circle":
280  $areatype = "Ellipse";
281  break;
282  case "poly":
283  $areatype = "Bounded";
284  break;
285  }
286  $attrs = [
287  "respident" => "IM",
288  "areatype" => $areatype
289  ];
290  $a_xml_writer->xmlElement("varequal", $attrs, $index);
291  if ($answer->getPoints() < $answer->getPointsUnchecked()) {
292  $a_xml_writer->xmlEndTag("not");
293  }
294  }
295  }
296 
297  $a_xml_writer->xmlEndTag("conditionvar");
298  // qti displayfeedback
299  $attrs = [
300  "feedbacktype" => "Response",
301  "linkrefid" => "response_allcorrect"
302  ];
303  $a_xml_writer->xmlElement("displayfeedback", $attrs);
304  $a_xml_writer->xmlEndTag("respcondition");
305  }
306 
307  $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
308  $this->object->getId(),
309  false
310  );
311  if (strlen($feedback_onenotcorrect) && count($answers) > 0) {
312  $attrs = [
313  "continue" => "Yes"
314  ];
315  $a_xml_writer->xmlStartTag("respcondition", $attrs);
316  // qti conditionvar
317  $a_xml_writer->xmlStartTag("conditionvar");
318  if (!$this->object->getIsMultipleChoice()) {
319  $bestindex = 0;
320  $maxpoints = 0;
321  foreach ($answers as $index => $answer) {
322  if ($answer->getPoints() > $maxpoints) {
323  $maxpoints = $answer->getPoints();
324  $bestindex = $index;
325  }
326  }
327  $attrs = [
328  "respident" => "IM"
329  ];
330  $a_xml_writer->xmlStartTag("not");
331 
332  $areatype = "";
333  $answer = $answers[$bestindex];
334  switch ($answer->getArea()) {
335  case "rect":
336  $areatype = "Rectangle";
337  break;
338  case "circle":
339  $areatype = "Ellipse";
340  break;
341  case "poly":
342  $areatype = "Bounded";
343  break;
344  }
345  $attrs = [
346  "respident" => "IM",
347  "areatype" => $areatype
348  ];
349  $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
350 
351  $a_xml_writer->xmlEndTag("not");
352  } else {
353  foreach ($answers as $index => $answer) {
354  if ($index > 0) {
355  $a_xml_writer->xmlStartTag("or");
356  }
357  if ($answer->getPoints() >= $answer->getPointsUnchecked()) {
358  $a_xml_writer->xmlStartTag("not");
359  }
360  switch ($answer->getArea()) {
361  case "rect":
362  $areatype = "Rectangle";
363  break;
364  case "circle":
365  $areatype = "Ellipse";
366  break;
367  case "poly":
368  $areatype = "Bounded";
369  break;
370  }
371  $attrs = [
372  "respident" => "IM",
373  "areatype" => $areatype
374  ];
375  $a_xml_writer->xmlElement("varequal", $attrs, $index);
376  if ($answer->getPoints() >= $answer->getPointsUnchecked()) {
377  $a_xml_writer->xmlEndTag("not");
378  }
379  if ($index > 0) {
380  $a_xml_writer->xmlEndTag("or");
381  }
382  }
383  }
384  $a_xml_writer->xmlEndTag("conditionvar");
385  // qti displayfeedback
386  $attrs = [
387  "feedbacktype" => "Response",
388  "linkrefid" => "response_onenotcorrect"
389  ];
390  $a_xml_writer->xmlElement("displayfeedback", $attrs);
391  $a_xml_writer->xmlEndTag("respcondition");
392  }
393 
394  $a_xml_writer->xmlEndTag("resprocessing");
395 
396  // PART III: qti itemfeedback
397  foreach ($this->object->getAnswers() as $index => $answer) {
398  $linkrefid = "response_$index";
399  $attrs = [
400  "ident" => $linkrefid,
401  "view" => "All"
402  ];
403  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
404  // qti flow_mat
405  $a_xml_writer->xmlStartTag("flow_mat");
406  $fb = $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
407  $this->object->getId(),
408  0,
409  $index
410  );
411  $this->addQTIMaterial($a_xml_writer, $fb);
412  $a_xml_writer->xmlEndTag("flow_mat");
413  $a_xml_writer->xmlEndTag("itemfeedback");
414  }
415  if (strlen($feedback_allcorrect)) {
416  $attrs = [
417  "ident" => "response_allcorrect",
418  "view" => "All"
419  ];
420  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
421  // qti flow_mat
422  $a_xml_writer->xmlStartTag("flow_mat");
423  $this->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
424  $a_xml_writer->xmlEndTag("flow_mat");
425  $a_xml_writer->xmlEndTag("itemfeedback");
426  }
427  if (strlen($feedback_onenotcorrect)) {
428  $attrs = [
429  "ident" => "response_onenotcorrect",
430  "view" => "All"
431  ];
432  $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
433  // qti flow_mat
434  $a_xml_writer->xmlStartTag("flow_mat");
435  $this->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
436  $a_xml_writer->xmlEndTag("flow_mat");
437  $a_xml_writer->xmlEndTag("itemfeedback");
438  }
439 
440  $a_xml_writer->xmlEndTag("item");
441  $a_xml_writer->xmlEndTag("questestinterop");
442 
443  $xml = $a_xml_writer->xmlDumpMem(false);
444  if (!$a_include_header) {
445  $pos = strpos($xml, "?>");
446  $xml = substr($xml, $pos + 2);
447  }
448  return $xml;
449  }
IL_INST_ID
const IL_INST_ID
Definition: constants.php:40
assQuestionExport\addQTIMaterial
addQTIMaterial(ilXmlWriter $a_xml_writer, string $a_material, bool $close_material_tag=true, bool $add_mobs=true)
Definition: class.assQuestionExport.php:271
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:218
$ilErr
$ilErr
Definition: raiseError.php:33
null
while($session_entry=$r->fetchRow(ilDBConstants::FETCHMODE_ASSOC)) return null
Definition: shib_logout.php:144
$GLOBALS
$GLOBALS["DIC"]
Definition: wac.php:54
$DIC
global $DIC
Definition: shib_login.php:26
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:206
assQuestionExport\addSuggestedSolution
addSuggestedSolution(ilXmlWriter $writer)
Definition: class.assQuestionExport.php:235
+ Here is the call graph for this function:
The documentation for this class was generated from the following file: