assMatchingQuestionExport Class Reference
Class for matching question exports. More...
Inheritance diagram for assMatchingQuestionExport:
Collaboration diagram for assMatchingQuestionExport:
Public Member Functions | |
| toXML ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false) | |
| Returns a QTI xml representation of the question. More... | |
| Public Member Functions inherited from assQuestionExport | |
| assQuestionExport (&$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 matching question exports.
assMatchingQuestionExport is a class for matching question exports
- Version
- $Id$
Definition at line 15 of file class.assMatchingQuestionExport.php.
Member Function Documentation
◆ toXML()
| assMatchingQuestionExport::toXML | ( | $a_include_header = true, |
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$a_include_binary = true, |
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$a_shuffle = false, |
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$test_output = false, |
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$force_image_references = false |
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| ) |
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.assMatchingQuestionExport.php.
27 {
28 global $ilias;
29
30 include_once("./Services/Xml/classes/class.ilXmlWriter.php");
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");
57 $a_xml_writer->xmlEndTag("qtimetadatafield");
58 $a_xml_writer->xmlStartTag("qtimetadatafield");
59 $a_xml_writer->xmlElement("fieldlabel", NULL, "AUTHOR");
60 $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getAuthor());
61 $a_xml_writer->xmlEndTag("qtimetadatafield");
62
63 // additional content editing information
64 $this->addAdditionalContentEditingModeInformation($a_xml_writer);
65 $this->addGeneralMetadata($a_xml_writer);
66
67 $a_xml_writer->xmlStartTag("qtimetadatafield");
68 $a_xml_writer->xmlElement("fieldlabel", NULL, "shuffle");
69 $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getShuffle());
70 $a_xml_writer->xmlEndTag("qtimetadatafield");
71 $a_xml_writer->xmlStartTag("qtimetadatafield");
72 $a_xml_writer->xmlElement("fieldlabel", NULL, "thumb_geometry");
73 $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getThumbGeometry());
74 $a_xml_writer->xmlEndTag("qtimetadatafield");
75 $a_xml_writer->xmlStartTag("qtimetadatafield");
76 $a_xml_writer->xmlElement("fieldlabel", NULL, 'matching_mode');
77 $a_xml_writer->xmlElement("fieldentry", NULL, $this->object->getMatchingMode());
78 $a_xml_writer->xmlEndTag("qtimetadatafield");
79 $a_xml_writer->xmlEndTag("qtimetadata");
80 $a_xml_writer->xmlEndTag("itemmetadata");
81
82 // PART I: qti presentation
83 $attrs = array(
84 "label" => $this->object->getTitle()
85 );
86 $a_xml_writer->xmlStartTag("presentation", $attrs);
87 // add flow to presentation
88 $a_xml_writer->xmlStartTag("flow");
89 // add material with question text to presentation
90 $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
91 // add answers to presentation
92 $attrs = array(
93 "ident" => "MQ",
94 "rcardinality" => "Multiple"
95 );
96 $a_xml_writer->xmlStartTag("response_grp", $attrs);
97 $solution = $this->object->getSuggestedSolution(0);
98 if (count($solution))
99 {
100 if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches))
101 {
102 $a_xml_writer->xmlStartTag("material");
103 $intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
104 if (strcmp($matches[1], "") != 0)
105 {
106 $intlink = $solution["internal_link"];
107 }
108 $attrs = array(
109 "label" => "suggested_solution"
110 );
111 $a_xml_writer->xmlElement("mattext", $attrs, $intlink);
112 $a_xml_writer->xmlEndTag("material");
113 }
114 }
115 // shuffle output
116 $attrs = array();
117 if ($this->object->getShuffle())
118 {
119 $attrs = array(
120 "shuffle" => "Yes"
121 );
122 }
123 else
124 {
125 $attrs = array(
126 "shuffle" => "No"
127 );
128 }
129 $a_xml_writer->xmlStartTag("render_choice", $attrs);
130 // add answertext
131 $matchingtext_orders = array();
132 foreach ($this->object->getMatchingPairs() as $index => $matchingpair)
133 {
134 array_push($matchingtext_orders, $matchingpair->term->identifier);
135 }
136
137 $termids = array();
138 foreach ($this->object->getTerms() as $term)
139 {
140 array_push($termids, $term->identifier);
141 }
142 // add answers
143 foreach ($this->object->getDefinitions() as $definition)
144 {
145 $attrs = array(
146 "ident" => $definition->identifier,
147 "match_max" => "1",
148 "match_group" => join($termids, ",")
149 );
150 $a_xml_writer->xmlStartTag("response_label", $attrs);
151 $a_xml_writer->xmlStartTag("material");
152 if (strlen($definition->picture))
153 {
154 if ($force_image_references)
155 {
156 $attrs = array(
157 "imagtype" => "image/jpeg",
158 "label" => $definition->picture,
159 "uri" => $this->object->getImagePathWeb() . $definition->picture
160 );
161 $a_xml_writer->xmlElement("matimage", $attrs);
162 }
163 else
164 {
165 $imagepath = $this->object->getImagePath() . $definition->picture;
166 $fh = @fopen($imagepath, "rb");
167 if ($fh != false)
168 {
169 $imagefile = fread($fh, filesize($imagepath));
170 fclose($fh);
171 $base64 = base64_encode($imagefile);
172 $attrs = array(
173 "imagtype" => "image/jpeg",
174 "label" => $definition->picture,
175 "embedded" => "base64"
176 );
177 $a_xml_writer->xmlElement("matimage", $attrs, $base64, FALSE, FALSE);
178 }
179 }
180 }
181 if (strlen($definition->text))
182 {
183 $attrs = array(
184 "texttype" => "text/plain"
185 );
186 if ($this->object->isHTML($definition->text))
187 {
188 $attrs["texttype"] = "text/xhtml";
189 }
190 $a_xml_writer->xmlElement("mattext", $attrs, $definition->text);
191 }
192 $a_xml_writer->xmlEndTag("material");
193 $a_xml_writer->xmlEndTag("response_label");
194 }
195 // add matchingtext
196 foreach ($this->object->getTerms() as $term)
197 {
198 $attrs = array(
199 "ident" => $term->identifier
200 );
201 $a_xml_writer->xmlStartTag("response_label", $attrs);
202 $a_xml_writer->xmlStartTag("material");
203 if (strlen($term->picture))
204 {
205 if ($force_image_references)
206 {
207 $attrs = array(
208 "imagtype" => "image/jpeg",
209 "label" => $term->picture,
210 "uri" => $this->object->getImagePathWeb() . $term->picture
211 );
212 $a_xml_writer->xmlElement("matimage", $attrs);
213 }
214 else
215 {
216 $imagepath = $this->object->getImagePath() . $term->picture;
217 $fh = @fopen($imagepath, "rb");
218 if ($fh != false)
219 {
220 $imagefile = fread($fh, filesize($imagepath));
221 fclose($fh);
222 $base64 = base64_encode($imagefile);
223 $attrs = array(
224 "imagtype" => "image/jpeg",
225 "label" => $term->picture,
226 "embedded" => "base64"
227 );
228 $a_xml_writer->xmlElement("matimage", $attrs, $base64, FALSE, FALSE);
229 }
230 }
231 }
232 if (strlen($term->text))
233 {
234 $attrs = array(
235 "texttype" => "text/plain"
236 );
237 if ($this->object->isHTML($term->text))
238 {
239 $attrs["texttype"] = "text/xhtml";
240 }
241 $a_xml_writer->xmlElement("mattext", $attrs, $term->text);
242 }
243 $a_xml_writer->xmlEndTag("material");
244 $a_xml_writer->xmlEndTag("response_label");
245 }
246 $a_xml_writer->xmlEndTag("render_choice");
247 $a_xml_writer->xmlEndTag("response_grp");
248 $a_xml_writer->xmlEndTag("flow");
249 $a_xml_writer->xmlEndTag("presentation");
250
251 // PART II: qti resprocessing
252 $a_xml_writer->xmlStartTag("resprocessing");
253 $a_xml_writer->xmlStartTag("outcomes");
254 $a_xml_writer->xmlStartTag("decvar");
255 $a_xml_writer->xmlEndTag("decvar");
256 $a_xml_writer->xmlEndTag("outcomes");
257 // add response conditions
258 foreach ($this->object->getMatchingPairs() as $matchingpair)
259 {
260 $attrs = array(
261 "continue" => "Yes"
262 );
263 $a_xml_writer->xmlStartTag("respcondition", $attrs);
264 // qti conditionvar
265 $a_xml_writer->xmlStartTag("conditionvar");
266 $attrs = array(
267 "respident" => "MQ"
268 );
269 $a_xml_writer->xmlElement("varsubset", $attrs, $matchingpair->term->identifier . "," . $matchingpair->definition->identifier);
270 $a_xml_writer->xmlEndTag("conditionvar");
271
272 // qti setvar
273 $attrs = array(
274 "action" => "Add"
275 );
276 $a_xml_writer->xmlElement("setvar", $attrs, $matchingpair->points);
277 // qti displayfeedback
278 $attrs = array(
279 "feedbacktype" => "Response",
280 "linkrefid" => "correct_" . $matchingpair->term->identifier . "_" . $matchingpair->definition_identifier
281 );
282 $a_xml_writer->xmlElement("displayfeedback", $attrs);
283 $a_xml_writer->xmlEndTag("respcondition");
284 }
285
286 $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
287 $this->object->getId(), true
288 );
289 if (strlen($feedback_allcorrect))
290 {
291 $attrs = array(
292 "continue" => "Yes"
293 );
294 $a_xml_writer->xmlStartTag("respcondition", $attrs);
295 // qti conditionvar
296 $a_xml_writer->xmlStartTag("conditionvar");
297
298 foreach ($this->object->getMatchingPairs() as $matchingpair)
299 {
300 $attrs = array(
301 "respident" => "MQ"
302 );
303 $a_xml_writer->xmlElement("varsubset", $attrs, $matchingpair->term->identifier . "," . $matchingpair->definition->identifier);
304 }
305 $a_xml_writer->xmlEndTag("conditionvar");
306 // qti displayfeedback
307 $attrs = array(
308 "feedbacktype" => "Response",
309 "linkrefid" => "response_allcorrect"
310 );
311 $a_xml_writer->xmlElement("displayfeedback", $attrs);
312 $a_xml_writer->xmlEndTag("respcondition");
313 }
314 $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
315 $this->object->getId(), false
316 );
317 if (strlen($feedback_onenotcorrect))
318 {
319 $attrs = array(
320 "continue" => "Yes"
321 );
322 $a_xml_writer->xmlStartTag("respcondition", $attrs);
323 // qti conditionvar
324 $a_xml_writer->xmlStartTag("conditionvar");
325 $a_xml_writer->xmlStartTag("not");
326 foreach ($this->object->getMatchingPairs() as $matchingpair)
327 {
328 $attrs = array(
329 "respident" => "MQ"
330 );
331 $a_xml_writer->xmlElement("varsubset", $attrs, $matchingpair->term->identifier . "," . $matchingpair->definition->identifier);
332 }
333 $a_xml_writer->xmlEndTag("not");
334 $a_xml_writer->xmlEndTag("conditionvar");
335 // qti displayfeedback
336 $attrs = array(
337 "feedbacktype" => "Response",
338 "linkrefid" => "response_onenotcorrect"
339 );
340 $a_xml_writer->xmlElement("displayfeedback", $attrs);
341 $a_xml_writer->xmlEndTag("respcondition");
342 }
343
344 $a_xml_writer->xmlEndTag("resprocessing");
345
346 // PART III: qti itemfeedback
347 foreach ($this->object->getMatchingPairs() as $matchingpair)
348 {
349 $attrs = array(
350 "ident" => "correct_" . $matchingpair->term->identifier . "_" . $matchingpair->definition->identifier,
351 "view" => "All"
352 );
353 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
354 // qti flow_mat
355 $a_xml_writer->xmlStartTag("flow_mat");
356 $a_xml_writer->xmlStartTag("material");
357 $a_xml_writer->xmlElement("mattext");
358 $a_xml_writer->xmlEndTag("material");
359 $a_xml_writer->xmlEndTag("flow_mat");
360 $a_xml_writer->xmlEndTag("itemfeedback");
361 }
362
363 if (strlen($feedback_allcorrect))
364 {
365 $attrs = array(
366 "ident" => "response_allcorrect",
367 "view" => "All"
368 );
369 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
370 // qti flow_mat
371 $a_xml_writer->xmlStartTag("flow_mat");
372 $this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
373 $a_xml_writer->xmlEndTag("flow_mat");
374 $a_xml_writer->xmlEndTag("itemfeedback");
375 }
376 if (strlen($feedback_onenotcorrect))
377 {
378 $attrs = array(
379 "ident" => "response_onenotcorrect",
380 "view" => "All"
381 );
382 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
383 // qti flow_mat
384 $a_xml_writer->xmlStartTag("flow_mat");
385 $this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
386 $a_xml_writer->xmlEndTag("flow_mat");
387 $a_xml_writer->xmlEndTag("itemfeedback");
388 }
389
390 $a_xml_writer->xmlEndTag("item");
391 $a_xml_writer->xmlEndTag("questestinterop");
392
393 $xml = $a_xml_writer->xmlDumpMem(FALSE);
394 if (!$a_include_header)
395 {
396 $pos = strpos($xml, "?>");
397 $xml = substr($xml, $pos + 2);
398 }
399 return $xml;
400 }
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:210
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
const MATCHING_QUESTION_IDENTIFIER
Definition: inc.AssessmentConstants.php:29
References assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), MATCHING_QUESTION_IDENTIFIER, and ilXmlWriter\xmlHeader().
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The documentation for this class was generated from the following file:
- Modules/TestQuestionPool/classes/export/qti12/class.assMatchingQuestionExport.php
