ILIAS  release_6 Revision v6.24-5-g0c8bfefb3b8
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) && count($answers) > 0) {
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
262 $areatype = "";
263 $answer = $answers[$bestindex];
264 switch ($answer->getArea()) {
265 case "rect":
266 $areatype = "Rectangle";
267 break;
268 case "circle":
269 $areatype = "Ellipse";
270 break;
271 case "poly":
272 $areatype = "Bounded";
273 break;
274 }
275 $attrs = array(
276 "respident" => "IM",
277 "areatype" => $areatype
278 );
279 $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
280 } else {
281 foreach ($answers as $index => $answer) {
282 if ($answer->getPoints() < $answer->getPointsUnchecked()) {
283 $a_xml_writer->xmlStartTag("not");
284 }
285 switch ($answer->getArea()) {
286 case "rect":
287 $areatype = "Rectangle";
288 break;
289 case "circle":
290 $areatype = "Ellipse";
291 break;
292 case "poly":
293 $areatype = "Bounded";
294 break;
295 }
296 $attrs = array(
297 "respident" => "IM",
298 "areatype" => $areatype
299 );
300 $a_xml_writer->xmlElement("varequal", $attrs, $index);
301 if ($answer->getPoints() < $answer->getPointsUnchecked()) {
302 $a_xml_writer->xmlEndTag("not");
303 }
304 }
305 }
306
307 $a_xml_writer->xmlEndTag("conditionvar");
308 // qti displayfeedback
309 $attrs = array(
310 "feedbacktype" => "Response",
311 "linkrefid" => "response_allcorrect"
312 );
313 $a_xml_writer->xmlElement("displayfeedback", $attrs);
314 $a_xml_writer->xmlEndTag("respcondition");
315 }
316
317 $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
318 $this->object->getId(),
319 false
320 );
321 if (strlen($feedback_onenotcorrect) && count($answers) > 0) {
322 $attrs = array(
323 "continue" => "Yes"
324 );
325 $a_xml_writer->xmlStartTag("respcondition", $attrs);
326 // qti conditionvar
327 $a_xml_writer->xmlStartTag("conditionvar");
328 if (!$this->object->getIsMultipleChoice()) {
329 $bestindex = 0;
330 $maxpoints = 0;
331 foreach ($answers as $index => $answer) {
332 if ($answer->getPoints() > $maxpoints) {
333 $maxpoints = $answer->getPoints();
334 $bestindex = $index;
335 }
336 }
337 $attrs = array(
338 "respident" => "IM"
339 );
340 $a_xml_writer->xmlStartTag("not");
341
342 $areatype = "";
343 $answer = $answers[$bestindex];
344 switch ($answer->getArea()) {
345 case "rect":
346 $areatype = "Rectangle";
347 break;
348 case "circle":
349 $areatype = "Ellipse";
350 break;
351 case "poly":
352 $areatype = "Bounded";
353 break;
354 }
355 $attrs = array(
356 "respident" => "IM",
357 "areatype" => $areatype
358 );
359 $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
360
361 $a_xml_writer->xmlEndTag("not");
362 } else {
363 foreach ($answers as $index => $answer) {
364 if ($index > 0) {
365 $a_xml_writer->xmlStartTag("or");
366 }
367 if ($answer->getPoints() >= $answer->getPointsUnchecked()) {
368 $a_xml_writer->xmlStartTag("not");
369 }
370 switch ($answer->getArea()) {
371 case "rect":
372 $areatype = "Rectangle";
373 break;
374 case "circle":
375 $areatype = "Ellipse";
376 break;
377 case "poly":
378 $areatype = "Bounded";
379 break;
380 }
381 $attrs = array(
382 "respident" => "IM",
383 "areatype" => $areatype
384 );
385 $a_xml_writer->xmlElement("varequal", $attrs, $index);
386 if ($answer->getPoints() >= $answer->getPointsUnchecked()) {
387 $a_xml_writer->xmlEndTag("not");
388 }
389 if ($index > 0) {
390 $a_xml_writer->xmlEndTag("or");
391 }
392 }
393 }
394 $a_xml_writer->xmlEndTag("conditionvar");
395 // qti displayfeedback
396 $attrs = array(
397 "feedbacktype" => "Response",
398 "linkrefid" => "response_onenotcorrect"
399 );
400 $a_xml_writer->xmlElement("displayfeedback", $attrs);
401 $a_xml_writer->xmlEndTag("respcondition");
402 }
403
404 $a_xml_writer->xmlEndTag("resprocessing");
405
406 // PART III: qti itemfeedback
407 foreach ($this->object->getAnswers() as $index => $answer) {
408 $linkrefid = "";
409 $linkrefid = "response_$index";
410 $attrs = array(
411 "ident" => $linkrefid,
412 "view" => "All"
413 );
414 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
415 // qti flow_mat
416 $a_xml_writer->xmlStartTag("flow_mat");
417 $fb = $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
418 $this->object->getId(),
419 0,
420 $index
421 );
422 $this->object->addQTIMaterial($a_xml_writer, $fb);
423 $a_xml_writer->xmlEndTag("flow_mat");
424 $a_xml_writer->xmlEndTag("itemfeedback");
425 }
426 if (strlen($feedback_allcorrect)) {
427 $attrs = array(
428 "ident" => "response_allcorrect",
429 "view" => "All"
430 );
431 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
432 // qti flow_mat
433 $a_xml_writer->xmlStartTag("flow_mat");
434 $this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
435 $a_xml_writer->xmlEndTag("flow_mat");
436 $a_xml_writer->xmlEndTag("itemfeedback");
437 }
438 if (strlen($feedback_onenotcorrect)) {
439 $attrs = array(
440 "ident" => "response_onenotcorrect",
441 "view" => "All"
442 );
443 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
444 // qti flow_mat
445 $a_xml_writer->xmlStartTag("flow_mat");
446 $this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
447 $a_xml_writer->xmlEndTag("flow_mat");
448 $a_xml_writer->xmlEndTag("itemfeedback");
449 }
450
451 $a_xml_writer->xmlEndTag("item");
452 $a_xml_writer->xmlEndTag("questestinterop");
453
454 $xml = $a_xml_writer->xmlDumpMem(false);
455 if (!$a_include_header) {
456 $pos = strpos($xml, "?>");
457 $xml = substr($xml, $pos + 2);
458 }
459 return $xml;
460 }
$GLOBALS
if(!defined('PATH_SEPARATOR')) $GLOBALS['_PEAR_default_error_mode']
Definition: PEAR.php:64
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
IMAGEMAP_QUESTION_IDENTIFIER
const IMAGEMAP_QUESTION_IDENTIFIER
Definition: inc.AssessmentConstants.php:26
$index
$index
Definition: metadata.php:128
$xml
$xml
Definition: metadata.php:332
$ilErr
$ilErr
Definition: raiseError.php:18
$DIC
$DIC
Definition: xapitoken.php:46

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

+ Here is the call graph for this function:
The documentation for this class was generated from the following file: