ILIAS  release_5-4 Revision v5.4.26-12-gabc799a52e6
Public Member Functions
assImagemapQuestionExport Class Reference
Modules/TestQuestionPool

Class for imagemap question exports. 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. 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...
 

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 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 15 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 26 of file class.assImagemapQuestionExport.php.

27 {
28 global $DIC;
29 $ilias = $DIC['ilias'];
30
31 include_once("./Services/Xml/classes/class.ilXmlWriter.php");
32 $a_xml_writer = new ilXmlWriter;
33 // set xml header
34 $a_xml_writer->xmlHeader();
35 $a_xml_writer->xmlStartTag("questestinterop");
36 $attrs = array(
37 "ident" => "il_" . IL_INST_ID . "_qst_" . $this->object->getId(),
38 "title" => $this->object->getTitle(),
39 "maxattempts" => $this->object->getNrOfTries()
40 );
41 $a_xml_writer->xmlStartTag("item", $attrs);
42 // add question description
43 $a_xml_writer->xmlElement("qticomment", null, $this->object->getComment());
44 // add estimated working time
45 $workingtime = $this->object->getEstimatedWorkingTime();
46 $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
47 $a_xml_writer->xmlElement("duration", null, $duration);
48 // add ILIAS specific metadata
49 $a_xml_writer->xmlStartTag("itemmetadata");
50 $a_xml_writer->xmlStartTag("qtimetadata");
51 $a_xml_writer->xmlStartTag("qtimetadatafield");
52 $a_xml_writer->xmlElement("fieldlabel", null, "ILIAS_VERSION");
53 $a_xml_writer->xmlElement("fieldentry", null, $ilias->getSetting("ilias_version"));
54 $a_xml_writer->xmlEndTag("qtimetadatafield");
55 $a_xml_writer->xmlStartTag("qtimetadatafield");
56 $a_xml_writer->xmlElement("fieldlabel", null, "QUESTIONTYPE");
57 $a_xml_writer->xmlElement("fieldentry", null, IMAGEMAP_QUESTION_IDENTIFIER);
58 $a_xml_writer->xmlEndTag("qtimetadatafield");
59 $a_xml_writer->xmlStartTag("qtimetadatafield");
60 $a_xml_writer->xmlElement("fieldlabel", null, "IS_MULTIPLE_CHOICE");
61 $a_xml_writer->xmlElement("fieldentry", null, ($this->object->getIsMultipleChoice())? "1": "0");
62 $a_xml_writer->xmlEndTag("qtimetadatafield");
63 $a_xml_writer->xmlStartTag("qtimetadatafield");
64 $a_xml_writer->xmlElement("fieldlabel", null, "AUTHOR");
65 $a_xml_writer->xmlElement("fieldentry", null, $this->object->getAuthor());
66 $a_xml_writer->xmlEndTag("qtimetadatafield");
67
68 // additional content editing information
69 $this->addAdditionalContentEditingModeInformation($a_xml_writer);
70 $this->addGeneralMetadata($a_xml_writer);
71
72 $a_xml_writer->xmlEndTag("qtimetadata");
73 $a_xml_writer->xmlEndTag("itemmetadata");
74
75 // PART I: qti presentation
76 $attrs = array(
77 "label" => $this->object->getTitle()
78 );
79 $a_xml_writer->xmlStartTag("presentation", $attrs);
80 // add flow to presentation
81 $a_xml_writer->xmlStartTag("flow");
82 // add material with question text to presentation
83 $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
84 // add answers to presentation
85 $attrs = array(
86 "ident" => "IM",
87 "rcardinality" => "Single"
88 );
89 $a_xml_writer->xmlStartTag("response_xy", $attrs);
90 $solution = $this->object->getSuggestedSolution(0);
91 if (count($solution)) {
92 if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches)) {
93 $a_xml_writer->xmlStartTag("material");
94 $intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
95 if (strcmp($matches[1], "") != 0) {
96 $intlink = $solution["internal_link"];
97 }
98 $attrs = array(
99 "label" => "suggested_solution"
100 );
101 $a_xml_writer->xmlElement("mattext", $attrs, $intlink);
102 $a_xml_writer->xmlEndTag("material");
103 }
104 }
105 $a_xml_writer->xmlStartTag("render_hotspot");
106 $a_xml_writer->xmlStartTag("material");
107 $imagetype = "image/jpeg";
108 if (preg_match("/.*\.(png|gif)$/i", $this->object->getImageFilename(), $matches)) {
109 $imagetype = "image/" . strtolower($matches[1]);
110 }
111 $attrs = array(
112 "imagtype" => $imagetype,
113 "label" => $this->object->getImageFilename()
114 );
115 if ($a_include_binary) {
116 if ($force_image_references) {
117 $attrs["uri"] = $this->object->getImagePathWeb() . $this->object->getImageFilename();
118 $a_xml_writer->xmlElement("matimage", $attrs);
119 } else {
120 $attrs["embedded"] = "base64";
121 $imagepath = $this->object->getImagePath() . $this->object->getImageFilename();
122 $fh = fopen($imagepath, "rb");
123 if ($fh == false) {
124 global $DIC;
125 $ilErr = $DIC['ilErr'];
126 $ilErr->raiseError($GLOBALS['DIC']['lng']->txt("error_open_image_file"), $ilErr->MESSAGE);
127 return;
128 }
129 $imagefile = fread($fh, filesize($imagepath));
130 fclose($fh);
131 $base64 = base64_encode($imagefile);
132 $a_xml_writer->xmlElement("matimage", $attrs, $base64, false, false);
133 }
134 } else {
135 $a_xml_writer->xmlElement("matimage", $attrs);
136 }
137 $a_xml_writer->xmlEndTag("material");
138
139 // add answers
140 foreach ($this->object->getAnswers() as $index => $answer) {
141 $rared = "";
142 switch ($answer->getArea()) {
143 case "rect":
144 $rarea = "Rectangle";
145 break;
146 case "circle":
147 $rarea = "Ellipse";
148 break;
149 case "poly":
150 $rarea = "Bounded";
151 break;
152 }
153 $attrs = array(
154 "ident" => $index,
155 "rarea" => $rarea
156 );
157 $a_xml_writer->xmlStartTag("response_label", $attrs);
158 $a_xml_writer->xmlData($answer->getCoords());
159 $a_xml_writer->xmlStartTag("material");
160 $a_xml_writer->xmlElement("mattext", null, $answer->getAnswertext());
161 $a_xml_writer->xmlEndTag("material");
162 $a_xml_writer->xmlEndTag("response_label");
163 }
164 $a_xml_writer->xmlEndTag("render_hotspot");
165 $a_xml_writer->xmlEndTag("response_xy");
166 $a_xml_writer->xmlEndTag("flow");
167 $a_xml_writer->xmlEndTag("presentation");
168
169 // PART II: qti resprocessing
170 $a_xml_writer->xmlStartTag("resprocessing");
171 $a_xml_writer->xmlStartTag("outcomes");
172 $a_xml_writer->xmlStartTag("decvar");
173 $a_xml_writer->xmlEndTag("decvar");
174 $a_xml_writer->xmlEndTag("outcomes");
175 // add response conditions
176 foreach ($this->object->getAnswers() as $index => $answer) {
177 $attrs = array(
178 "continue" => "Yes"
179 );
180 $a_xml_writer->xmlStartTag("respcondition", $attrs);
181 // qti conditionvar
182 $a_xml_writer->xmlStartTag("conditionvar");
183 if (!$answer->isStateSet()) {
184 $a_xml_writer->xmlStartTag("not");
185 }
186 $areatype = "";
187 switch ($answer->getArea()) {
188 case "rect":
189 $areatype = "Rectangle";
190 break;
191 case "circle":
192 $areatype = "Ellipse";
193 break;
194 case "poly":
195 $areatype = "Bounded";
196 break;
197 }
198 $attrs = array(
199 "respident" => "IM",
200 "areatype" => $areatype
201 );
202 $a_xml_writer->xmlElement("varequal", $attrs, $answer->getCoords());
203 if (!$answer->isStateSet()) {
204 $a_xml_writer->xmlEndTag("not");
205 }
206 $a_xml_writer->xmlEndTag("conditionvar");
207 // qti setvar
208 $attrs = array(
209 "action" => "Add"
210 );
211 $a_xml_writer->xmlElement("setvar", $attrs, $answer->getPoints());
212 $linkrefid = "response_$index";
213 $attrs = array(
214 "feedbacktype" => "Response",
215 "linkrefid" => $linkrefid
216 );
217 $a_xml_writer->xmlElement("displayfeedback", $attrs);
218 $a_xml_writer->xmlEndTag("respcondition");
219 $attrs = array(
220 "continue" => "Yes"
221 );
222 $a_xml_writer->xmlStartTag("respcondition", $attrs);
223 // qti conditionvar
224 $a_xml_writer->xmlStartTag("conditionvar");
225 $attrs = array(
226 "respident" => "IM"
227 );
228 $a_xml_writer->xmlStartTag("not");
229 $a_xml_writer->xmlElement("varequal", $attrs, $answer->getCoords());
230 $a_xml_writer->xmlEndTag("not");
231 $a_xml_writer->xmlEndTag("conditionvar");
232 // qti setvar
233 $attrs = array(
234 "action" => "Add"
235 );
236 $a_xml_writer->xmlElement("setvar", $attrs, $answer->getPointsUnchecked());
237 $a_xml_writer->xmlEndTag("respcondition");
238 }
239
240 $answers = $this->object->getAnswers();
241 $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
242 $this->object->getId(),
243 true
244 );
245 if (strlen($feedback_allcorrect)) {
246 $attrs = array(
247 "continue" => "Yes"
248 );
249 $a_xml_writer->xmlStartTag("respcondition", $attrs);
250 // qti conditionvar
251 $a_xml_writer->xmlStartTag("conditionvar");
252 if (!$this->object->getIsMultipleChoice()) {
253 $bestindex = 0;
254 $maxpoints = 0;
255 foreach ($answers as $index => $answer) {
256 if ($answer->getPoints() > $maxpoints) {
257 $maxpoints = $answer->getPoints();
258 $bestindex = $index;
259 }
260 }
261 $attrs = array(
262 "respident" => "IM"
263 );
264
265 $areatype = "";
266 $answer = $answers[$bestindex];
267 switch ($answer->getArea()) {
268 case "rect":
269 $areatype = "Rectangle";
270 break;
271 case "circle":
272 $areatype = "Ellipse";
273 break;
274 case "poly":
275 $areatype = "Bounded";
276 break;
277 }
278 $attrs = array(
279 "respident" => "IM",
280 "areatype" => $areatype
281 );
282 $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
283 } else {
284 foreach ($answers as $index => $answer) {
285 if ($answer->getPoints() < $answer->getPointsUnchecked()) {
286 $a_xml_writer->xmlStartTag("not");
287 }
288 switch ($answer->getArea()) {
289 case "rect":
290 $areatype = "Rectangle";
291 break;
292 case "circle":
293 $areatype = "Ellipse";
294 break;
295 case "poly":
296 $areatype = "Bounded";
297 break;
298 }
299 $attrs = array(
300 "respident" => "IM",
301 "areatype" => $areatype
302 );
303 $a_xml_writer->xmlElement("varequal", $attrs, $index);
304 if ($answer->getPoints() < $answer->getPointsUnchecked()) {
305 $a_xml_writer->xmlEndTag("not");
306 }
307 }
308 }
309
310 $a_xml_writer->xmlEndTag("conditionvar");
311 // qti displayfeedback
312 $attrs = array(
313 "feedbacktype" => "Response",
314 "linkrefid" => "response_allcorrect"
315 );
316 $a_xml_writer->xmlElement("displayfeedback", $attrs);
317 $a_xml_writer->xmlEndTag("respcondition");
318 }
319
320 $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
321 $this->object->getId(),
322 false
323 );
324 if (strlen($feedback_onenotcorrect)) {
325 $attrs = array(
326 "continue" => "Yes"
327 );
328 $a_xml_writer->xmlStartTag("respcondition", $attrs);
329 // qti conditionvar
330 $a_xml_writer->xmlStartTag("conditionvar");
331 if (!$this->object->getIsMultipleChoice()) {
332 $bestindex = 0;
333 $maxpoints = 0;
334 foreach ($answers as $index => $answer) {
335 if ($answer->getPoints() > $maxpoints) {
336 $maxpoints = $answer->getPoints();
337 $bestindex = $index;
338 }
339 }
340 $attrs = array(
341 "respident" => "IM"
342 );
343 $a_xml_writer->xmlStartTag("not");
344
345 $areatype = "";
346 $answer = $answers[$bestindex];
347 switch ($answer->getArea()) {
348 case "rect":
349 $areatype = "Rectangle";
350 break;
351 case "circle":
352 $areatype = "Ellipse";
353 break;
354 case "poly":
355 $areatype = "Bounded";
356 break;
357 }
358 $attrs = array(
359 "respident" => "IM",
360 "areatype" => $areatype
361 );
362 $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
363
364 $a_xml_writer->xmlEndTag("not");
365 } else {
366 foreach ($answers as $index => $answer) {
367 if ($index > 0) {
368 $a_xml_writer->xmlStartTag("or");
369 }
370 if ($answer->getPoints() >= $answer->getPointsUnchecked()) {
371 $a_xml_writer->xmlStartTag("not");
372 }
373 switch ($answer->getArea()) {
374 case "rect":
375 $areatype = "Rectangle";
376 break;
377 case "circle":
378 $areatype = "Ellipse";
379 break;
380 case "poly":
381 $areatype = "Bounded";
382 break;
383 }
384 $attrs = array(
385 "respident" => "IM",
386 "areatype" => $areatype
387 );
388 $a_xml_writer->xmlElement("varequal", $attrs, $index);
389 if ($answer->getPoints() >= $answer->getPointsUnchecked()) {
390 $a_xml_writer->xmlEndTag("not");
391 }
392 if ($index > 0) {
393 $a_xml_writer->xmlEndTag("or");
394 }
395 }
396 }
397 $a_xml_writer->xmlEndTag("conditionvar");
398 // qti displayfeedback
399 $attrs = array(
400 "feedbacktype" => "Response",
401 "linkrefid" => "response_onenotcorrect"
402 );
403 $a_xml_writer->xmlElement("displayfeedback", $attrs);
404 $a_xml_writer->xmlEndTag("respcondition");
405 }
406
407 $a_xml_writer->xmlEndTag("resprocessing");
408
409 // PART III: qti itemfeedback
410 foreach ($this->object->getAnswers() as $index => $answer) {
411 $linkrefid = "";
412 $linkrefid = "response_$index";
413 $attrs = array(
414 "ident" => $linkrefid,
415 "view" => "All"
416 );
417 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
418 // qti flow_mat
419 $a_xml_writer->xmlStartTag("flow_mat");
420 $fb = $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
421 $this->object->getId(),
422 0,
423 $index
424 );
425 $this->object->addQTIMaterial($a_xml_writer, $fb);
426 $a_xml_writer->xmlEndTag("flow_mat");
427 $a_xml_writer->xmlEndTag("itemfeedback");
428 }
429 if (strlen($feedback_allcorrect)) {
430 $attrs = array(
431 "ident" => "response_allcorrect",
432 "view" => "All"
433 );
434 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
435 // qti flow_mat
436 $a_xml_writer->xmlStartTag("flow_mat");
437 $this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
438 $a_xml_writer->xmlEndTag("flow_mat");
439 $a_xml_writer->xmlEndTag("itemfeedback");
440 }
441 if (strlen($feedback_onenotcorrect)) {
442 $attrs = array(
443 "ident" => "response_onenotcorrect",
444 "view" => "All"
445 );
446 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
447 // qti flow_mat
448 $a_xml_writer->xmlStartTag("flow_mat");
449 $this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
450 $a_xml_writer->xmlEndTag("flow_mat");
451 $a_xml_writer->xmlEndTag("itemfeedback");
452 }
453
454 $a_xml_writer->xmlEndTag("item");
455 $a_xml_writer->xmlEndTag("questestinterop");
456
457 $xml = $a_xml_writer->xmlDumpMem(false);
458 if (!$a_include_header) {
459 $pos = strpos($xml, "?>");
460 $xml = substr($xml, $pos + 2);
461 }
462 return $xml;
463 }
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:210
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:198
ilXmlWriter
XML writer class.
Definition: class.ilXmlWriter.php:18
ilXmlWriter\xmlHeader
xmlHeader()
Writes xml header @access public.
Definition: class.ilXmlWriter.php:275
$xml
$xml
Definition: fetch_windows_zones.php:11
IMAGEMAP_QUESTION_IDENTIFIER
const IMAGEMAP_QUESTION_IDENTIFIER
Definition: inc.AssessmentConstants.php:26
$index
$index
Definition: metadata.php:60
$GLOBALS
$GLOBALS['JPEG_Segment_Names']
Global Variable: XMP_tag_captions.
Definition: module.tag.xmp.php:702
$ilErr
$ilErr
Definition: raiseError.php:18
$DIC
global $DIC
Definition: saml.php:7

References $DIC, $GLOBALS, $ilErr, $index, $xml, assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), IMAGEMAP_QUESTION_IDENTIFIER, and ilXmlWriter\xmlHeader().

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