ILIAS  trunk Revision v11.0_alpha-3011-gc6b235a2e85
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 @access public

Reimplemented from assQuestionExport.

Definition at line 37 of file class.assImagemapQuestionExport.php.

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 }
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:218
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\addSuggestedSolution
addSuggestedSolution(ilXmlWriter $writer)
Definition: class.assQuestionExport.php:235
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
ilXmlWriter
This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Le...
Definition: class.ilXmlWriter.php:33
IL_INST_ID
const IL_INST_ID
Definition: constants.php:40
$ilErr
$ilErr
Definition: raiseError.php:33
$DIC
global $DIC
Definition: shib_login.php:26
$GLOBALS
$GLOBALS["DIC"]
Definition: wac.php:54

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

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