ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.assImagemapQuestionExport.php
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1<?php
2/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
3
4include_once "./Modules/TestQuestionPool/classes/export/qti12/class.assQuestionExport.php";
5
15class assImagemapQuestionExport extends assQuestionExport
16{
26 function toXML($a_include_header = true, $a_include_binary = true, $a_shuffle = false, $test_output = false, $force_image_references = false)
27 {
28 global $ilias;
29
30 include_once("./Services/Xml/classes/class.ilXmlWriter.php");
31 $a_xml_writer = new ilXmlWriter;
32 // set xml header
33 $a_xml_writer->xmlHeader();
34 $a_xml_writer->xmlStartTag("questestinterop");
35 $attrs = array(
36 "ident" => "il_".IL_INST_ID."_qst_".$this->object->getId(),
37 "title" => $this->object->getTitle(),
38 "maxattempts" => $this->object->getNrOfTries()
39 );
40 $a_xml_writer->xmlStartTag("item", $attrs);
41 // add question description
42 $a_xml_writer->xmlElement("qticomment", NULL, $this->object->getComment());
43 // add estimated working time
44 $workingtime = $this->object->getEstimatedWorkingTime();
45 $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
46 $a_xml_writer->xmlElement("duration", NULL, $duration);
47 // add ILIAS specific metadata
48 $a_xml_writer->xmlStartTag("itemmetadata");
49 $a_xml_writer->xmlStartTag("qtimetadata");
50 $a_xml_writer->xmlStartTag("qtimetadatafield");
51 $a_xml_writer->xmlElement("fieldlabel", NULL, "ILIAS_VERSION");
52 $a_xml_writer->xmlElement("fieldentry", NULL, $ilias->getSetting("ilias_version"));
53 $a_xml_writer->xmlEndTag("qtimetadatafield");
54 $a_xml_writer->xmlStartTag("qtimetadatafield");
55 $a_xml_writer->xmlElement("fieldlabel", NULL, "QUESTIONTYPE");
56 $a_xml_writer->xmlElement("fieldentry", NULL, IMAGEMAP_QUESTION_IDENTIFIER);
57 $a_xml_writer->xmlEndTag("qtimetadatafield");
58 $a_xml_writer->xmlStartTag("qtimetadatafield");
59 $a_xml_writer->xmlElement("fieldlabel", NULL, "IS_MULTIPLE_CHOICE");
60 $a_xml_writer->xmlElement("fieldentry", NULL, ($this->object->getIsMultipleChoice())? "1": "0" );
61 $a_xml_writer->xmlEndTag("qtimetadatafield");
62 $a_xml_writer->xmlStartTag("qtimetadatafield");
63 $a_xml_writer->xmlElement("fieldlabel", NULL, "AUTHOR");
64 $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getAuthor());
65 $a_xml_writer->xmlEndTag("qtimetadatafield");
66
67 // additional content editing information
68 $this->addAdditionalContentEditingModeInformation($a_xml_writer);
69 $this->addGeneralMetadata($a_xml_writer);
70
71 $a_xml_writer->xmlEndTag("qtimetadata");
72 $a_xml_writer->xmlEndTag("itemmetadata");
73
74 // PART I: qti presentation
75 $attrs = array(
76 "label" => $this->object->getTitle()
77 );
78 $a_xml_writer->xmlStartTag("presentation", $attrs);
79 // add flow to presentation
80 $a_xml_writer->xmlStartTag("flow");
81 // add material with question text to presentation
82 $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
83 // add answers to presentation
84 $attrs = array(
85 "ident" => "IM",
86 "rcardinality" => "Single"
87 );
88 $a_xml_writer->xmlStartTag("response_xy", $attrs);
89 $solution = $this->object->getSuggestedSolution(0);
90 if (count($solution))
91 {
92 if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches))
93 {
94 $a_xml_writer->xmlStartTag("material");
95 $intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
96 if (strcmp($matches[1], "") != 0)
97 {
98 $intlink = $solution["internal_link"];
99 }
100 $attrs = array(
101 "label" => "suggested_solution"
102 );
103 $a_xml_writer->xmlElement("mattext", $attrs, $intlink);
104 $a_xml_writer->xmlEndTag("material");
105 }
106 }
107 $a_xml_writer->xmlStartTag("render_hotspot");
108 $a_xml_writer->xmlStartTag("material");
109 $imagetype = "image/jpeg";
110 if (preg_match("/.*\.(png|gif)$/i", $this->object->getImageFilename(), $matches))
111 {
112 $imagetype = "image/" . strtolower($matches[1]);
113 }
114 $attrs = array(
115 "imagtype" => $imagetype,
116 "label" => $this->object->getImageFilename()
117 );
118 if ($a_include_binary)
119 {
120 if ($force_image_references)
121 {
122 $attrs["uri"] = $this->object->getImagePathWeb() . $this->object->getImageFilename();
123 $a_xml_writer->xmlElement("matimage", $attrs);
124 }
125 else
126 {
127 $attrs["embedded"] = "base64";
128 $imagepath = $this->object->getImagePath() . $this->object->getImageFilename();
129 $fh = fopen($imagepath, "rb");
130 if ($fh == false)
131 {
132 global $ilErr;
133 $ilErr->raiseError($GLOBALS['lng']->txt("error_open_image_file"), $ilErr->MESSAGE);
134 return;
135 }
136 $imagefile = fread($fh, filesize($imagepath));
137 fclose($fh);
138 $base64 = base64_encode($imagefile);
139 $a_xml_writer->xmlElement("matimage", $attrs, $base64, FALSE, FALSE);
140 }
141 }
142 else
143 {
144 $a_xml_writer->xmlElement("matimage", $attrs);
145 }
146 $a_xml_writer->xmlEndTag("material");
147
148 // add answers
149 foreach ($this->object->getAnswers() as $index => $answer)
150 {
151 $rared = "";
152 switch ($answer->getArea())
153 {
154 case "rect":
155 $rarea = "Rectangle";
156 break;
157 case "circle":
158 $rarea = "Ellipse";
159 break;
160 case "poly":
161 $rarea = "Bounded";
162 break;
163 }
164 $attrs = array(
165 "ident" => $index,
166 "rarea" => $rarea
167 );
168 $a_xml_writer->xmlStartTag("response_label", $attrs);
169 $a_xml_writer->xmlData($answer->getCoords());
170 $a_xml_writer->xmlStartTag("material");
171 $a_xml_writer->xmlElement("mattext", NULL, $answer->getAnswertext());
172 $a_xml_writer->xmlEndTag("material");
173 $a_xml_writer->xmlEndTag("response_label");
174 }
175 $a_xml_writer->xmlEndTag("render_hotspot");
176 $a_xml_writer->xmlEndTag("response_xy");
177 $a_xml_writer->xmlEndTag("flow");
178 $a_xml_writer->xmlEndTag("presentation");
179
180 // PART II: qti resprocessing
181 $a_xml_writer->xmlStartTag("resprocessing");
182 $a_xml_writer->xmlStartTag("outcomes");
183 $a_xml_writer->xmlStartTag("decvar");
184 $a_xml_writer->xmlEndTag("decvar");
185 $a_xml_writer->xmlEndTag("outcomes");
186 // add response conditions
187 foreach ($this->object->getAnswers() as $index => $answer)
188 {
189 $attrs = array(
190 "continue" => "Yes"
191 );
192 $a_xml_writer->xmlStartTag("respcondition", $attrs);
193 // qti conditionvar
194 $a_xml_writer->xmlStartTag("conditionvar");
195 if (!$answer->isStateSet())
196 {
197 $a_xml_writer->xmlStartTag("not");
198 }
199 $areatype = "";
200 switch ($answer->getArea())
201 {
202 case "rect":
203 $areatype = "Rectangle";
204 break;
205 case "circle":
206 $areatype = "Ellipse";
207 break;
208 case "poly":
209 $areatype = "Bounded";
210 break;
211 }
212 $attrs = array(
213 "respident" => "IM",
214 "areatype" => $areatype
215 );
216 $a_xml_writer->xmlElement("varequal", $attrs, $answer->getCoords());
217 if (!$answer->isStateSet())
218 {
219 $a_xml_writer->xmlEndTag("not");
220 }
221 $a_xml_writer->xmlEndTag("conditionvar");
222 // qti setvar
223 $attrs = array(
224 "action" => "Add"
225 );
226 $a_xml_writer->xmlElement("setvar", $attrs, $answer->getPoints());
227 $linkrefid = "response_$index";
228 $attrs = array(
229 "feedbacktype" => "Response",
230 "linkrefid" => $linkrefid
231 );
232 $a_xml_writer->xmlElement("displayfeedback", $attrs);
233 $a_xml_writer->xmlEndTag("respcondition");
234 $attrs = array(
235 "continue" => "Yes"
236 );
237 $a_xml_writer->xmlStartTag("respcondition", $attrs);
238 // qti conditionvar
239 $a_xml_writer->xmlStartTag("conditionvar");
240 $attrs = array(
241 "respident" => "IM"
242 );
243 $a_xml_writer->xmlStartTag("not");
244 $a_xml_writer->xmlElement("varequal", $attrs, $answer->getCoords());
245 $a_xml_writer->xmlEndTag("not");
246 $a_xml_writer->xmlEndTag("conditionvar");
247 // qti setvar
248 $attrs = array(
249 "action" => "Add"
250 );
251 $a_xml_writer->xmlElement("setvar", $attrs, $answer->getPointsUnchecked());
252 $a_xml_writer->xmlEndTag("respcondition");
253 }
254
255 $answers = $this->object->getAnswers();
256 $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
257 $this->object->getId(), true
258 );
259 if (strlen($feedback_allcorrect))
260 {
261 $attrs = array(
262 "continue" => "Yes"
263 );
264 $a_xml_writer->xmlStartTag("respcondition", $attrs);
265 // qti conditionvar
266 $a_xml_writer->xmlStartTag("conditionvar");
267 if(!$this->object->getIsMultipleChoice())
268 {
269 $bestindex = 0;
270 $maxpoints = 0;
271 foreach ($answers as $index => $answer)
272 {
273 if ($answer->getPoints() > $maxpoints)
274 {
275 $maxpoints = $answer->getPoints();
276 $bestindex = $index;
277 }
278 }
279 $attrs = array(
280 "respident" => "IM"
281 );
282
283 $areatype = "";
284 $answer = $answers[$bestindex];
285 switch ($answer->getArea())
286 {
287 case "rect":
288 $areatype = "Rectangle";
289 break;
290 case "circle":
291 $areatype = "Ellipse";
292 break;
293 case "poly":
294 $areatype = "Bounded";
295 break;
296 }
297 $attrs = array(
298 "respident" => "IM",
299 "areatype" => $areatype
300 );
301 $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
302 }
303 else
304 {
305 foreach ($answers as $index => $answer)
306 {
307 if ($answer->getPoints() < $answer->getPointsUnchecked())
308 {
309 $a_xml_writer->xmlStartTag("not");
310 }
311 switch ($answer->getArea())
312 {
313 case "rect":
314 $areatype = "Rectangle";
315 break;
316 case "circle":
317 $areatype = "Ellipse";
318 break;
319 case "poly":
320 $areatype = "Bounded";
321 break;
322 }
323 $attrs = array(
324 "respident" => "IM",
325 "areatype" => $areatype
326 );
327 $a_xml_writer->xmlElement("varequal", $attrs, $index);
328 if ($answer->getPoints() < $answer->getPointsUnchecked())
329 {
330 $a_xml_writer->xmlEndTag("not");
331 }
332 }
333 }
334
335 $a_xml_writer->xmlEndTag("conditionvar");
336 // qti displayfeedback
337 $attrs = array(
338 "feedbacktype" => "Response",
339 "linkrefid" => "response_allcorrect"
340 );
341 $a_xml_writer->xmlElement("displayfeedback", $attrs);
342 $a_xml_writer->xmlEndTag("respcondition");
343 }
344
345 $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
346 $this->object->getId(), false
347 );
348 if (strlen($feedback_onenotcorrect))
349 {
350 $attrs = array(
351 "continue" => "Yes"
352 );
353 $a_xml_writer->xmlStartTag("respcondition", $attrs);
354 // qti conditionvar
355 $a_xml_writer->xmlStartTag("conditionvar");
356 if(!$this->object->getIsMultipleChoice())
357 {
358 $bestindex = 0;
359 $maxpoints = 0;
360 foreach ($answers as $index => $answer)
361 {
362 if ($answer->getPoints() > $maxpoints)
363 {
364 $maxpoints = $answer->getPoints();
365 $bestindex = $index;
366 }
367 }
368 $attrs = array(
369 "respident" => "IM"
370 );
371 $a_xml_writer->xmlStartTag("not");
372
373 $areatype = "";
374 $answer = $answers[$bestindex];
375 switch ($answer->getArea())
376 {
377 case "rect":
378 $areatype = "Rectangle";
379 break;
380 case "circle":
381 $areatype = "Ellipse";
382 break;
383 case "poly":
384 $areatype = "Bounded";
385 break;
386 }
387 $attrs = array(
388 "respident" => "IM",
389 "areatype" => $areatype
390 );
391 $a_xml_writer->xmlElement("varinside", $attrs, $answer->getCoords());
392
393 $a_xml_writer->xmlEndTag("not");
394 }
395 else
396 {
397 foreach ($answers as $index => $answer)
398 {
399 if ($index > 0)
400 {
401 $a_xml_writer->xmlStartTag("or");
402 }
403 if ($answer->getPoints() >= $answer->getPointsUnchecked())
404 {
405 $a_xml_writer->xmlStartTag("not");
406 }
407 switch ($answer->getArea())
408 {
409 case "rect":
410 $areatype = "Rectangle";
411 break;
412 case "circle":
413 $areatype = "Ellipse";
414 break;
415 case "poly":
416 $areatype = "Bounded";
417 break;
418 }
419 $attrs = array(
420 "respident" => "IM",
421 "areatype" => $areatype
422 );
423 $a_xml_writer->xmlElement("varequal", $attrs, $index);
424 if ($answer->getPoints() >= $answer->getPointsUnchecked())
425 {
426 $a_xml_writer->xmlEndTag("not");
427 }
428 if ($index > 0)
429 {
430 $a_xml_writer->xmlEndTag("or");
431 }
432 }
433 }
434 $a_xml_writer->xmlEndTag("conditionvar");
435 // qti displayfeedback
436 $attrs = array(
437 "feedbacktype" => "Response",
438 "linkrefid" => "response_onenotcorrect"
439 );
440 $a_xml_writer->xmlElement("displayfeedback", $attrs);
441 $a_xml_writer->xmlEndTag("respcondition");
442 }
443
444 $a_xml_writer->xmlEndTag("resprocessing");
445
446 // PART III: qti itemfeedback
447 foreach ($this->object->getAnswers() as $index => $answer)
448 {
449 $linkrefid = "";
450 $linkrefid = "response_$index";
451 $attrs = array(
452 "ident" => $linkrefid,
453 "view" => "All"
454 );
455 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
456 // qti flow_mat
457 $a_xml_writer->xmlStartTag("flow_mat");
458 $fb = $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
459 $this->object->getId(), $index
460 );
461 $this->object->addQTIMaterial($a_xml_writer, $fb);
462 $a_xml_writer->xmlEndTag("flow_mat");
463 $a_xml_writer->xmlEndTag("itemfeedback");
464 }
465 if (strlen($feedback_allcorrect))
466 {
467 $attrs = array(
468 "ident" => "response_allcorrect",
469 "view" => "All"
470 );
471 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
472 // qti flow_mat
473 $a_xml_writer->xmlStartTag("flow_mat");
474 $this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
475 $a_xml_writer->xmlEndTag("flow_mat");
476 $a_xml_writer->xmlEndTag("itemfeedback");
477 }
478 if (strlen($feedback_onenotcorrect))
479 {
480 $attrs = array(
481 "ident" => "response_onenotcorrect",
482 "view" => "All"
483 );
484 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
485 // qti flow_mat
486 $a_xml_writer->xmlStartTag("flow_mat");
487 $this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
488 $a_xml_writer->xmlEndTag("flow_mat");
489 $a_xml_writer->xmlEndTag("itemfeedback");
490 }
491
492 $a_xml_writer->xmlEndTag("item");
493 $a_xml_writer->xmlEndTag("questestinterop");
494
495 $xml = $a_xml_writer->xmlDumpMem(FALSE);
496 if (!$a_include_header)
497 {
498 $pos = strpos($xml, "?>");
499 $xml = substr($xml, $pos + 2);
500 }
501 return $xml;
502 }
503}
504
505?>
assImagemapQuestionExport
Class for imagemap question exports.
Definition: class.assImagemapQuestionExport.php:16
assImagemapQuestionExport\toXML
toXML($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.
Definition: class.assImagemapQuestionExport.php:26
assQuestionExport
Class for question exports.
Definition: class.assQuestionExport.php:16
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:200
ilXmlWriter
XML writer class.
Definition: class.ilXmlWriter.php:18
ilXmlWriter\xmlHeader
xmlHeader()
Writes xml header @access public.
Definition: class.ilXmlWriter.php:297
$GLOBALS
$GLOBALS['PHPCAS_CLIENT']
This global variable is used by the interface class phpCAS.
Definition: CAS.php:276
IMAGEMAP_QUESTION_IDENTIFIER
const IMAGEMAP_QUESTION_IDENTIFIER
Definition: inc.AssessmentConstants.php:26
$ilErr
$ilErr
Definition: inc.setup_header.php:67