ILIAS  release_5-3 Revision v5.3.23-19-g915713cf615
Public Member Functions | Data Fields
assOrderingQuestionExport Class Reference
Modules/TestQuestionPool

Class for ordering question exports. More...

+ Inheritance diagram for assOrderingQuestionExport:
+ Collaboration diagram for assOrderingQuestionExport:

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...
 

Data Fields

 $object
 
- Data Fields inherited from assQuestionExport
 $object
 

Additional Inherited Members

- 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 ordering question exports.

assOrderingQuestionExport is a class for ordering 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.assOrderingQuestionExport.php.

Member Function Documentation

◆ toXML()

assOrderingQuestionExport::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 31 of file class.assOrderingQuestionExport.php.

32 {
33 global $ilDB;
34 global $ilUser;
35 global $ilias;
36
37 include_once("./Services/Xml/classes/class.ilXmlWriter.php");
38 $a_xml_writer = new ilXmlWriter;
39 // set xml header
40 $a_xml_writer->xmlHeader();
41 $a_xml_writer->xmlStartTag("questestinterop");
42 $attrs = array(
43 "ident" => "il_" . IL_INST_ID . "_qst_" . $this->object->getId(),
44 "title" => $this->object->getTitle(),
45 "maxattempts" => $this->object->getNrOfTries()
46 );
47 $a_xml_writer->xmlStartTag("item", $attrs);
48 // add question description
49 $a_xml_writer->xmlElement("qticomment", null, $this->object->getComment());
50 // add estimated working time
51 $workingtime = $this->object->getEstimatedWorkingTime();
52 $duration = sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]);
53 $a_xml_writer->xmlElement("duration", null, $duration);
54 // add ILIAS specific metadata
55 $a_xml_writer->xmlStartTag("itemmetadata");
56 $a_xml_writer->xmlStartTag("qtimetadata");
57 $a_xml_writer->xmlStartTag("qtimetadatafield");
58 $a_xml_writer->xmlElement("fieldlabel", null, "ILIAS_VERSION");
59 $a_xml_writer->xmlElement("fieldentry", null, $ilias->getSetting("ilias_version"));
60 $a_xml_writer->xmlEndTag("qtimetadatafield");
61 $a_xml_writer->xmlStartTag("qtimetadatafield");
62 $a_xml_writer->xmlElement("fieldlabel", null, "QUESTIONTYPE");
63 $a_xml_writer->xmlElement("fieldentry", null, ORDERING_QUESTION_IDENTIFIER);
64 $a_xml_writer->xmlEndTag("qtimetadatafield");
65 $a_xml_writer->xmlStartTag("qtimetadatafield");
66 $a_xml_writer->xmlElement("fieldlabel", null, "AUTHOR");
67 $a_xml_writer->xmlElement("fieldentry", null, $this->object->getAuthor());
68 $a_xml_writer->xmlEndTag("qtimetadatafield");
69
70 // additional content editing information
71 $this->addAdditionalContentEditingModeInformation($a_xml_writer);
72 $this->addGeneralMetadata($a_xml_writer);
73
74 $a_xml_writer->xmlStartTag("qtimetadatafield");
75 $a_xml_writer->xmlElement("fieldlabel", null, "thumb_geometry");
76 $a_xml_writer->xmlElement("fieldentry", null, $this->object->getThumbGeometry());
77 $a_xml_writer->xmlEndTag("qtimetadatafield");
78 $a_xml_writer->xmlStartTag("qtimetadatafield");
79 $a_xml_writer->xmlElement("fieldlabel", null, "element_height");
80 $a_xml_writer->xmlElement("fieldentry", null, $this->object->getElementHeight());
81 $a_xml_writer->xmlEndTag("qtimetadatafield");
82 $a_xml_writer->xmlStartTag("qtimetadatafield");
83 $a_xml_writer->xmlElement("fieldlabel", null, "points");
84 $a_xml_writer->xmlElement("fieldentry", null, $this->object->getPoints());
85 $a_xml_writer->xmlEndTag("qtimetadatafield");
86 $a_xml_writer->xmlEndTag("qtimetadata");
87 $a_xml_writer->xmlEndTag("itemmetadata");
88
89 // PART I: qti presentation
90 $attrs = array(
91 "label" => $this->object->getTitle()
92 );
93 $a_xml_writer->xmlStartTag("presentation", $attrs);
94 // add flow to presentation
95 $a_xml_writer->xmlStartTag("flow");
96 // add material with question text to presentation
97 $this->object->addQTIMaterial($a_xml_writer, $this->object->getQuestion());
98 // add answers to presentation
99 $attrs = array();
100
101 if ($this->object->getOrderingType() == OQ_PICTURES) {
102 $ordering_type ='OQP';
103 } elseif ($this->object->getOrderingType() == OQ_NESTED_PICTURES) {
104 $ordering_type ='OQNP';
105 } elseif ($this->object->getOrderingType() == OQ_NESTED_TERMS) {
106 $ordering_type ='OQNT';
107 } elseif ($this->object->getOrderingType() == OQ_TERMS) {
108 $ordering_type ='OQT';
109 }
110
111 $attrs = array(
112 "ident" => $ordering_type,
113 "rcardinality" => "Ordered"
114 );
115
116 if ($this->object->getOutputType() == OUTPUT_JAVASCRIPT) {
117 $attrs["output"] = "javascript";
118 }
119 $a_xml_writer->xmlStartTag("response_lid", $attrs);
120 $solution = $this->object->getSuggestedSolution(0);
121 if (count($solution)) {
122 if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches)) {
123 $a_xml_writer->xmlStartTag("material");
124 $intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
125 if (strcmp($matches[1], "") != 0) {
126 $intlink = $solution["internal_link"];
127 }
128 $attrs = array(
129 "label" => "suggested_solution"
130 );
131 $a_xml_writer->xmlElement("mattext", $attrs, $intlink);
132 $a_xml_writer->xmlEndTag("material");
133 }
134 }
135 // shuffle output
136 $attrs = array();
137 if ($this->object->getShuffle()) {
138 $attrs = array(
139 "shuffle" => "Yes"
140 );
141 } else {
142 $attrs = array(
143 "shuffle" => "No"
144 );
145 }
146 $a_xml_writer->xmlStartTag("render_choice", $attrs);
147
148 // add answers
149 foreach ($this->object->getOrderingElementList() as $element) {
150 $attrs = array(
151 'ident' => $element->getExportIdent()
152 );
153 $a_xml_writer->xmlStartTag("response_label", $attrs);
154 if ($this->object->getOrderingType() == OQ_PICTURES
155 || $this->object->getOrderingType() == OQ_NESTED_PICTURES) {
156 $imagetype = "image/jpeg";
157
158 $a_xml_writer->xmlStartTag("material");
159 if ($force_image_references) {
160 $attrs = array(
161 "imagtype" => $imagetype,
162 "label" => $element->getContent(),
163 "uri" => $this->object->getImagePathWeb() . $element->getContent()
164 );
165 $a_xml_writer->xmlElement("matimage", $attrs);
166 } else {
167 $imagepath = $this->object->getImagePath() . $element->getContent();
168 $fh = @fopen($imagepath, "rb");
169 if ($fh != false) {
170 $imagefile = fread($fh, filesize($imagepath));
171 fclose($fh);
172 $base64 = base64_encode($imagefile);
173
174 if (preg_match("/.*\.(png|gif)$/", $element->getContent(), $matches)) {
175 $imagetype = "image/" . $matches[1];
176 }
177 $attrs = array(
178 "imagtype" => $imagetype,
179 "label" => $element->getContent(),
180 "embedded" => "base64"
181 );
182 $a_xml_writer->xmlElement("matimage", $attrs, $base64, false, false);
183 }
184 }
185 $a_xml_writer->xmlEndTag("material");
186 } elseif ($this->object->getOrderingType() == OQ_TERMS
187 || $this->object->getOrderingType() == OQ_NESTED_TERMS) {
188 $a_xml_writer->xmlStartTag("material");
189 $this->object->addQTIMaterial($a_xml_writer, $element->getContent(), true, false);
190 $a_xml_writer->xmlEndTag("material");
191 $a_xml_writer->xmlStartTag("material");
192 $attrs = array("label" => "answerdepth");
193 $a_xml_writer->xmlElement("mattext", $attrs, $element->getIndentation());
194 $a_xml_writer->xmlEndTag("material");
195 }
196 $a_xml_writer->xmlEndTag("response_label");
197 }
198 $a_xml_writer->xmlEndTag("render_choice");
199 $a_xml_writer->xmlEndTag("response_lid");
200 $a_xml_writer->xmlEndTag("flow");
201 $a_xml_writer->xmlEndTag("presentation");
202
203 // PART II: qti resprocessing
204 $a_xml_writer->xmlStartTag("resprocessing");
205 $a_xml_writer->xmlStartTag("outcomes");
206 $a_xml_writer->xmlStartTag("decvar");
207 $a_xml_writer->xmlEndTag("decvar");
208 $a_xml_writer->xmlEndTag("outcomes");
209 // add response conditions
210 foreach ($this->object->getOrderingElementList() as $element) {
211 $attrs = array(
212 "continue" => "Yes"
213 );
214 $a_xml_writer->xmlStartTag("respcondition", $attrs);
215 // qti conditionvar
216 $a_xml_writer->xmlStartTag("conditionvar");
217 $attrs = array();
218
219 if ($this->object->getOrderingType() == OQ_PICTURES) {
220 $ordering_type ='OQP';
221 } elseif ($this->object->getOrderingType() == OQ_NESTED_PICTURES) {
222 $ordering_type ='OQNP';
223 } elseif ($this->object->getOrderingType() == OQ_NESTED_TERMS) {
224 $ordering_type ='OQNT';
225 } elseif ($this->object->getOrderingType() == OQ_TERMS) {
226 $ordering_type ='OQT';
227 }
228
229 $attrs = array("respident" => $ordering_type);
230
231 $attrs["index"] = $element->getPosition();
232 $a_xml_writer->xmlElement("varequal", $attrs, $element->getPosition());
233 $a_xml_writer->xmlEndTag("conditionvar");
234 // qti setvar
235 $attrs = array(
236 "action" => "Add"
237 );
238 $points = $this->object->getPoints() / $this->object->getOrderingElementList()->countElements();
239 $a_xml_writer->xmlElement("setvar", $attrs, $points);
240 // qti displayfeedback
241 $attrs = array(
242 "feedbacktype" => "Response",
243 "linkrefid" => "link_" . $element->getPosition()
244 );
245 $a_xml_writer->xmlElement("displayfeedback", $attrs);
246 $a_xml_writer->xmlEndTag("respcondition");
247 }
248
249 $feedback_allcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
250 $this->object->getId(),
251 true
252 );
253 if (strlen($feedback_allcorrect)) {
254 $attrs = array(
255 "continue" => "Yes"
256 );
257 $a_xml_writer->xmlStartTag("respcondition", $attrs);
258 // qti conditionvar
259 $a_xml_writer->xmlStartTag("conditionvar");
260
261 foreach ($this->object->getOrderingElementList() as $element) {
262 $attrs = array();
263
264 if ($this->object->getOrderingType() == OQ_PICTURES) {
265 $ordering_type ='OQP';
266 } elseif ($this->object->getOrderingType() == OQ_NESTED_PICTURES) {
267 $ordering_type ='OQNP';
268 } elseif ($this->object->getOrderingType() == OQ_NESTED_TERMS) {
269 $ordering_type ='OQNT';
270 } elseif ($this->object->getOrderingType() == OQ_TERMS) {
271 $ordering_type ='OQT';
272 }
273
274 $attrs = array("respident" => $ordering_type);
275
276 $attrs["index"] = $element->getPosition();
277 $a_xml_writer->xmlElement("varequal", $attrs, $element->getPosition());
278 }
279
280 $a_xml_writer->xmlEndTag("conditionvar");
281 // qti displayfeedback
282 $attrs = array(
283 "feedbacktype" => "Response",
284 "linkrefid" => "response_allcorrect"
285 );
286 $a_xml_writer->xmlElement("displayfeedback", $attrs);
287 $a_xml_writer->xmlEndTag("respcondition");
288 }
289
290 $feedback_onenotcorrect = $this->object->feedbackOBJ->getGenericFeedbackExportPresentation(
291 $this->object->getId(),
292 false
293 );
294 if (strlen($feedback_onenotcorrect)) {
295 $attrs = array(
296 "continue" => "Yes"
297 );
298 $a_xml_writer->xmlStartTag("respcondition", $attrs);
299 // qti conditionvar
300 $a_xml_writer->xmlStartTag("conditionvar");
301 $a_xml_writer->xmlStartTag("not");
302
303 foreach ($this->object->getOrderingElementList() as $element) {
304 $attrs = array();
305 if ($this->object->getOrderingType() == OQ_PICTURES) {
306 $ordering_type ='OQP';
307 } elseif ($this->object->getOrderingType() == OQ_NESTED_PICTURES) {
308 $ordering_type ='OQNP';
309 } elseif ($this->object->getOrderingType() == OQ_NESTED_TERMS) {
310 $ordering_type ='OQNT';
311 } elseif ($this->object->getOrderingType() == OQ_TERMS) {
312 $ordering_type ='OQT';
313 }
314
315 $attrs = array("respident" => $ordering_type);
316
317 $attrs["index"] = $element->getPosition();
318 $a_xml_writer->xmlElement("varequal", $attrs, $element->getPosition());
319 }
320
321 $a_xml_writer->xmlEndTag("not");
322 $a_xml_writer->xmlEndTag("conditionvar");
323 // qti displayfeedback
324 $attrs = array(
325 "feedbacktype" => "Response",
326 "linkrefid" => "response_onenotcorrect"
327 );
328 $a_xml_writer->xmlElement("displayfeedback", $attrs);
329 $a_xml_writer->xmlEndTag("respcondition");
330 }
331
332 $a_xml_writer->xmlEndTag("resprocessing");
333
334 // PART III: qti itemfeedback
335 foreach ($this->object->getOrderingElementList() as $element) {
336 $attrs = array(
337 "ident" => "link_" . $element->getPosition(),
338 "view" => "All"
339 );
340 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
341 // qti flow_mat
342 $a_xml_writer->xmlStartTag("flow_mat");
343 $a_xml_writer->xmlStartTag("material");
344 $a_xml_writer->xmlElement("mattext", null, $this->object->feedbackOBJ->getSpecificAnswerFeedbackExportPresentation(
345 $this->object->getId(),
346 $element->getPosition()
347 ));
348 $a_xml_writer->xmlEndTag("material");
349 $a_xml_writer->xmlEndTag("flow_mat");
350 $a_xml_writer->xmlEndTag("itemfeedback");
351 }
352
353 if (strlen($feedback_allcorrect)) {
354 $attrs = array(
355 "ident" => "response_allcorrect",
356 "view" => "All"
357 );
358 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
359 // qti flow_mat
360 $a_xml_writer->xmlStartTag("flow_mat");
361 $this->object->addQTIMaterial($a_xml_writer, $feedback_allcorrect);
362 $a_xml_writer->xmlEndTag("flow_mat");
363 $a_xml_writer->xmlEndTag("itemfeedback");
364 }
365 if (strlen($feedback_onenotcorrect)) {
366 $attrs = array(
367 "ident" => "response_onenotcorrect",
368 "view" => "All"
369 );
370 $a_xml_writer->xmlStartTag("itemfeedback", $attrs);
371 // qti flow_mat
372 $a_xml_writer->xmlStartTag("flow_mat");
373 $this->object->addQTIMaterial($a_xml_writer, $feedback_onenotcorrect);
374 $a_xml_writer->xmlEndTag("flow_mat");
375 $a_xml_writer->xmlEndTag("itemfeedback");
376 }
377
378 $a_xml_writer->xmlEndTag("item");
379 $a_xml_writer->xmlEndTag("questestinterop");
380
381 $xml = $a_xml_writer->xmlDumpMem(false);
382 if (!$a_include_header) {
383 $pos = strpos($xml, "?>");
384 $xml = substr($xml, $pos + 2);
385 }
386 return $xml;
387 }
sprintf
sprintf('%.4f', $callTime)
Definition: 01pharSimple.php:87
assQuestionExport\addGeneralMetadata
addGeneralMetadata(ilXmlWriter $xmlwriter)
Definition: class.assQuestionExport.php:209
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:197
ilXmlWriter
XML writer class.
Definition: class.ilXmlWriter.php:18
ilXmlWriter\xmlHeader
xmlHeader()
Writes xml header @access public.
Definition: class.ilXmlWriter.php:275
OQ_NESTED_PICTURES
const OQ_NESTED_PICTURES
Definition: inc.AssessmentConstants.php:79
OUTPUT_JAVASCRIPT
const OUTPUT_JAVASCRIPT
Definition: inc.AssessmentConstants.php:19
OQ_TERMS
const OQ_TERMS
Definition: inc.AssessmentConstants.php:78
OQ_NESTED_TERMS
const OQ_NESTED_TERMS
Definition: inc.AssessmentConstants.php:80
OQ_PICTURES
const OQ_PICTURES
Ordering question constants.
Definition: inc.AssessmentConstants.php:77
ORDERING_QUESTION_IDENTIFIER
const ORDERING_QUESTION_IDENTIFIER
Definition: inc.AssessmentConstants.php:32
$xml
$xml
Definition: metadata.php:240
$ilDB
global $ilDB
Definition: storeScorm2004.php:19
$ilUser
$ilUser
Definition: imgupload.php:18

References $fh, $ilDB, $ilUser, $xml, assQuestionExport\addAdditionalContentEditingModeInformation(), assQuestionExport\addGeneralMetadata(), OQ_NESTED_PICTURES, OQ_NESTED_TERMS, OQ_PICTURES, OQ_TERMS, ORDERING_QUESTION_IDENTIFIER, OUTPUT_JAVASCRIPT, sprintf, and ilXmlWriter\xmlHeader().

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Field Documentation

◆ $object

assOrderingQuestionExport::$object

Definition at line 20 of file class.assOrderingQuestionExport.php.

The documentation for this class was generated from the following file: