ILIAS  release_6 Revision v6.24-5-g0c8bfefb3b8
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 public function toXML($a_include_header = true, $a_include_binary = true, $a_shuffle = false, $test_output = false, $force_image_references = false)
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 }
461}
$GLOBALS
if(!defined('PATH_SEPARATOR')) $GLOBALS['_PEAR_default_error_mode']
Definition: PEAR.php:64
php
An exception for terminatinating execution or to throw for unit testing.
assImagemapQuestionExport
Class for imagemap question exports.
Definition: class.assImagemapQuestionExport.php:16
assImagemapQuestionExport\toXML
toXML($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: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