ILIAS  release_5-4 Revision v5.4.26-12-gabc799a52e6
class.assErrorText.php
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1<?php
2/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
3
4require_once './Modules/TestQuestionPool/classes/class.assQuestion.php';
5require_once './Modules/Test/classes/inc.AssessmentConstants.php';
6require_once './Modules/TestQuestionPool/interfaces/interface.ilObjQuestionScoringAdjustable.php';
7require_once './Modules/TestQuestionPool/interfaces/interface.ilObjAnswerScoringAdjustable.php';
8require_once './Modules/TestQuestionPool/interfaces/interface.iQuestionCondition.php';
9require_once './Modules/TestQuestionPool/classes/class.ilUserQuestionResult.php';
10
24{
25 protected $errortext;
26 protected $textsize;
27 protected $errordata;
28 protected $points_wrong;
29
41 public function __construct(
42 $title = '',
43 $comment = '',
44 $author = '',
45 $owner = -1,
46 $question = ''
47 ) {
48 parent::__construct($title, $comment, $author, $owner, $question);
49 $this->errortext = '';
50 $this->textsize = 100.0;
51 $this->errordata = array();
52 }
53
59 public function isComplete()
60 {
61 if (strlen($this->title)
62 && ($this->author)
63 && ($this->question)
64 && ($this->getMaximumPoints() > 0)) {
65 return true;
66 } else {
67 return false;
68 }
69 }
70
75 public function saveToDb($original_id = "")
76 {
80 parent::saveToDb();
81 }
82
84 {
85 global $DIC;
86 $ilDB = $DIC['ilDB'];
87 $ilDB->manipulateF(
88 "DELETE FROM qpl_a_errortext WHERE question_fi = %s",
89 array( 'integer' ),
90 array( $this->getId() )
91 );
92
93 $sequence = 0;
94 foreach ($this->errordata as $object) {
95 $next_id = $ilDB->nextId('qpl_a_errortext');
96 $ilDB->manipulateF(
97 "INSERT INTO qpl_a_errortext (answer_id, question_fi, text_wrong, text_correct, points, sequence) VALUES (%s, %s, %s, %s, %s, %s)",
98 array( 'integer', 'integer', 'text', 'text', 'float', 'integer' ),
99 array(
100 $next_id,
101 $this->getId(),
102 $object->text_wrong,
103 $object->text_correct,
104 $object->points,
105 $sequence++
106 )
107 );
108 }
109 }
110
117 {
118 global $DIC;
119 $ilDB = $DIC['ilDB'];
120 // save additional data
121 $ilDB->manipulateF(
122 "DELETE FROM " . $this->getAdditionalTableName() . " WHERE question_fi = %s",
123 array( "integer" ),
124 array( $this->getId() )
125 );
126
127 $ilDB->manipulateF(
128 "INSERT INTO " . $this->getAdditionalTableName() . " (question_fi, errortext, textsize, points_wrong) VALUES (%s, %s, %s, %s)",
129 array("integer", "text", "float", "float"),
130 array(
131 $this->getId(),
132 $this->getErrorText(),
133 $this->getTextSize(),
134 $this->getPointsWrong()
135 )
136 );
137 }
138
145 public function loadFromDb($question_id)
146 {
147 global $DIC;
148 $ilDB = $DIC['ilDB'];
149
150 $result = $ilDB->queryF(
151 "SELECT qpl_questions.*, " . $this->getAdditionalTableName() . ".* FROM qpl_questions LEFT JOIN " . $this->getAdditionalTableName() . " ON " . $this->getAdditionalTableName() . ".question_fi = qpl_questions.question_id WHERE qpl_questions.question_id = %s",
152 array("integer"),
153 array($question_id)
154 );
155 if ($result->numRows() == 1) {
156 $data = $ilDB->fetchAssoc($result);
157 $this->setId($question_id);
158 $this->setObjId($data["obj_fi"]);
159 $this->setTitle($data["title"]);
160 $this->setComment($data["description"]);
161 $this->setOriginalId($data["original_id"]);
162 $this->setNrOfTries($data['nr_of_tries']);
163 $this->setAuthor($data["author"]);
164 $this->setPoints($data["points"]);
165 $this->setOwner($data["owner"]);
166 include_once("./Services/RTE/classes/class.ilRTE.php");
167 $this->setQuestion(ilRTE::_replaceMediaObjectImageSrc($data["question_text"], 1));
168 $this->setErrorText($data["errortext"]);
169 $this->setTextSize($data["textsize"]);
170 $this->setPointsWrong($data["points_wrong"]);
171 $this->setEstimatedWorkingTime(substr($data["working_time"], 0, 2), substr($data["working_time"], 3, 2), substr($data["working_time"], 6, 2));
172
173 try {
174 $this->setAdditionalContentEditingMode($data['add_cont_edit_mode']);
175 } catch (ilTestQuestionPoolException $e) {
176 }
177 }
178
179 $result = $ilDB->queryF(
180 "SELECT * FROM qpl_a_errortext WHERE question_fi = %s ORDER BY sequence ASC",
181 array('integer'),
182 array($question_id)
183 );
184 include_once "./Modules/TestQuestionPool/classes/class.assAnswerErrorText.php";
185 if ($result->numRows() > 0) {
186 while ($data = $ilDB->fetchAssoc($result)) {
187 array_push($this->errordata, new assAnswerErrorText($data["text_wrong"], $data["text_correct"], $data["points"]));
188 }
189 }
190
191 parent::loadFromDb($question_id);
192 }
193
197 public function duplicate($for_test = true, $title = "", $author = "", $owner = "", $testObjId = null)
198 {
199 if ($this->id <= 0) {
200 // The question has not been saved. It cannot be duplicated
201 return;
202 }
203 // duplicate the question in database
204 $this_id = $this->getId();
205 $thisObjId = $this->getObjId();
206
207 $clone = $this;
208 include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
210 $clone->id = -1;
211
212 if ((int) $testObjId > 0) {
213 $clone->setObjId($testObjId);
214 }
215
216 if ($title) {
217 $clone->setTitle($title);
218 }
219
220 if ($author) {
221 $clone->setAuthor($author);
222 }
223 if ($owner) {
224 $clone->setOwner($owner);
225 }
226
227 if ($for_test) {
228 $clone->saveToDb($original_id);
229 } else {
230 $clone->saveToDb();
231 }
232 // copy question page content
233 $clone->copyPageOfQuestion($this_id);
234 // copy XHTML media objects
235 $clone->copyXHTMLMediaObjectsOfQuestion($this_id);
236
237 $clone->onDuplicate($thisObjId, $this_id, $clone->getObjId(), $clone->getId());
238 return $clone->id;
239 }
240
244 public function copyObject($target_questionpool_id, $title = "")
245 {
246 if ($this->id <= 0) {
247 // The question has not been saved. It cannot be duplicated
248 return;
249 }
250 // duplicate the question in database
251
252 $thisId = $this->getId();
253 $thisObjId = $this->getObjId();
254
255 $clone = $this;
256 include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
258 $clone->id = -1;
259 $clone->setObjId($target_questionpool_id);
260 if ($title) {
261 $clone->setTitle($title);
262 }
263 $clone->saveToDb();
264
265 // copy question page content
266 $clone->copyPageOfQuestion($original_id);
267 // copy XHTML media objects
268 $clone->copyXHTMLMediaObjectsOfQuestion($original_id);
269
270 $clone->onCopy($thisObjId, $thisId, $clone->getObjId(), $clone->getId());
271
272 return $clone->id;
273 }
274
275 public function createNewOriginalFromThisDuplicate($targetParentId, $targetQuestionTitle = "")
276 {
277 if ($this->id <= 0) {
278 // The question has not been saved. It cannot be duplicated
279 return;
280 }
281
282 include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
283
284 $sourceQuestionId = $this->id;
285 $sourceParentId = $this->getObjId();
286
287 // duplicate the question in database
288 $clone = $this;
289 $clone->id = -1;
290
291 $clone->setObjId($targetParentId);
292
293 if ($targetQuestionTitle) {
294 $clone->setTitle($targetQuestionTitle);
295 }
296
297 $clone->saveToDb();
298 // copy question page content
299 $clone->copyPageOfQuestion($sourceQuestionId);
300 // copy XHTML media objects
301 $clone->copyXHTMLMediaObjectsOfQuestion($sourceQuestionId);
302
303 $clone->onCopy($sourceParentId, $sourceQuestionId, $clone->getObjId(), $clone->getId());
304
305 return $clone->id;
306 }
307
313 public function getMaximumPoints()
314 {
315 $maxpoints = 0.0;
316 foreach ($this->errordata as $object) {
317 if ($object->points > 0) {
318 $maxpoints += $object->points;
319 }
320 }
321 return $maxpoints;
322 }
323
334 public function calculateReachedPoints($active_id, $pass = null, $authorizedSolution = true, $returndetails = false)
335 {
336 if ($returndetails) {
337 throw new ilTestException('return details not implemented for ' . __METHOD__);
338 }
339
340 global $DIC;
341 $ilDB = $DIC['ilDB'];
342
343 /* First get the positions which were selected by the user. */
344 $positions = array();
345 if (is_null($pass)) {
346 $pass = $this->getSolutionMaxPass($active_id);
347 }
348 $result = $this->getCurrentSolutionResultSet($active_id, $pass, $authorizedSolution);
349
350 while ($row = $ilDB->fetchAssoc($result)) {
351 array_push($positions, $row['value1']);
352 }
353 $points = $this->getPointsForSelectedPositions($positions);
354 return $points;
355 }
356
358 {
359 $reachedPoints = $this->getPointsForSelectedPositions($previewSession->getParticipantsSolution());
360 $reachedPoints = $this->deductHintPointsFromReachedPoints($previewSession, $reachedPoints);
361 return $this->ensureNonNegativePoints($reachedPoints);
362 }
363
372 public function saveWorkingData($active_id, $pass = null, $authorized = true)
373 {
374 global $DIC;
375 $ilDB = $DIC['ilDB'];
376 $ilUser = $DIC['ilUser'];
377
378 if (is_null($pass)) {
379 include_once "./Modules/Test/classes/class.ilObjTest.php";
380 $pass = ilObjTest::_getPass($active_id);
381 }
382
383 $entered_values = false;
384
385 $this->getProcessLocker()->executeUserSolutionUpdateLockOperation(function () use (&$entered_values, $active_id, $pass, $authorized) {
386 $this->removeCurrentSolution($active_id, $pass, $authorized);
387
388 if (strlen($_POST["qst_" . $this->getId()])) {
389 $selected = explode(",", $_POST["qst_" . $this->getId()]);
390 foreach ($selected as $position) {
391 $this->saveCurrentSolution($active_id, $pass, $position, null, $authorized);
392 }
393 $entered_values = true;
394 }
395 });
396
397 if ($entered_values) {
398 include_once("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
400 assQuestion::logAction($this->lng->txtlng("assessment", "log_user_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
401 }
402 } else {
403 include_once("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
405 assQuestion::logAction($this->lng->txtlng("assessment", "log_user_not_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
406 }
407 }
408
409 return true;
410 }
411
412 public function savePreviewData(ilAssQuestionPreviewSession $previewSession)
413 {
414 if (strlen($_POST["qst_" . $this->getId()])) {
415 $selection = explode(',', $_POST["qst_{$this->getId()}"]);
416 } else {
417 $selection = array();
418 }
419
420 $previewSession->setParticipantsSolution($selection);
421 }
422
428 public function getQuestionType()
429 {
430 return "assErrorText";
431 }
432
438 public function getAdditionalTableName()
439 {
440 return "qpl_qst_errortext";
441 }
442
448 public function getAnswerTableName()
449 {
450 return "qpl_a_errortext";
451 }
452
458 {
459 $text = parent::getRTETextWithMediaObjects();
460 return $text;
461 }
462
466 public function setExportDetailsXLS($worksheet, $startrow, $active_id, $pass)
467 {
468 parent::setExportDetailsXLS($worksheet, $startrow, $active_id, $pass);
469
470 $i = 0;
471 $selections = array();
472 $solutions = &$this->getSolutionValues($active_id, $pass);
473 if (is_array($solutions)) {
474 foreach ($solutions as $solution) {
475 array_push($selections, $solution['value1']);
476 }
477 $errortext_value = join(",", $selections);
478 }
479 $errortext = $this->createErrorTextExport($selections);
480 $i++;
481 $worksheet->setCell($startrow + $i, 0, $errortext);
482 $i++;
483
484 return $startrow + $i + 1;
485 }
486
499 public function fromXML(&$item, &$questionpool_id, &$tst_id, &$tst_object, &$question_counter, &$import_mapping)
500 {
501 include_once "./Modules/TestQuestionPool/classes/import/qti12/class.assErrorTextImport.php";
502 $import = new assErrorTextImport($this);
503 $import->fromXML($item, $questionpool_id, $tst_id, $tst_object, $question_counter, $import_mapping);
504 }
505
512 public function toXML($a_include_header = true, $a_include_binary = true, $a_shuffle = false, $test_output = false, $force_image_references = false)
513 {
514 include_once "./Modules/TestQuestionPool/classes/export/qti12/class.assErrorTextExport.php";
515 $export = new assErrorTextExport($this);
516 return $export->toXML($a_include_header, $a_include_binary, $a_shuffle, $test_output, $force_image_references);
517 }
518
524 public function getBestSolution($active_id, $pass)
525 {
526 $user_solution = array();
527 return $user_solution;
528 }
529
530 public function getErrorsFromText($a_text = "")
531 {
532 if (strlen($a_text) == 0) {
533 $a_text = $this->getErrorText();
534 }
535
536 /* Workaround to allow '(' and ')' in passages.
537 The beginning- and ending- Passage delimiters are
538 replaced by a ~ (Tilde) symbol. */
539 $a_text = str_replace(array("((", "))"), array("~", "~"), $a_text);
540
541 /* Match either Passage delimited by double brackets
542 or single words marked with a hash (#). */
543 $r_passage = "/(~([^~]+)~|#([^\s]+))/";
544
545 preg_match_all($r_passage, $a_text, $matches);
546
547 if (is_array($matches[0]) && !empty($matches[0])) {
548 /* At least one match. */
549
550 /* We need only groups 2 and 3, respectively representing
551 passage matches and single word matches. */
552 $matches = array_intersect_key($matches, array(2 => '', 3 => ''));
553
554 /* Remove empty values. */
555 $matches[2] = array_diff($matches[2], array(''));
556 $matches[3] = array_diff($matches[3], array(''));
557
558 return array(
559 "passages" => $matches[2],
560 "words" => $matches[3],);
561 }
562
563 return array();
564 }
565
566 public function setErrorData($a_data)
567 {
568 include_once "./Modules/TestQuestionPool/classes/class.assAnswerErrorText.php";
569 $temp = $this->errordata;
570 $this->errordata = array();
571 foreach ($a_data as $err_type => $errors) {
572 /* Iterate through error types (Passages|single words) */
573
574 foreach ($errors as $idx => $error) {
575 /* Iterate through errors of this type. */
576 $text_correct = "";
577 $points = 0.0;
578 foreach ($temp as $object) {
579 if (strcmp($object->text_wrong, $error) == 0) {
580 $text_correct = $object->text_correct;
581 $points = $object->points;
582 continue;
583 }
584 }
585 $this->errordata[$idx] = new assAnswerErrorText($error, $text_correct, $points);
586 }
587 }
588 ksort($this->errordata);
589 }
590
591 public function createErrorTextOutput($selections = null, $graphicalOutput = false, $correct_solution = false, $use_link_tags = true)
592 {
593 $counter = 0;
594 $errorcounter = 0;
595 include_once "./Services/Utilities/classes/class.ilStr.php";
596 if (!is_array($selections)) {
597 $selections = array();
598 }
599 $textarray = preg_split("/[\n\r]+/", $this->getErrorText());
600
601 foreach ($textarray as $textidx => $text) {
602 $in_passage = false;
603 $passage_end = false;
604 $items = preg_split("/\s+/", $text);
605 foreach ($items as $idx => $item) {
606 $img = '';
607
608 if (
609 ($posHash = strpos($item, '#')) === 0 ||
610 ($posOpeningBrackets = strpos($item, '((')) === 0 ||
611 ($posClosingBrackets = strpos($item, '))')) !== false
612 ) {
613 /* (Word|Passage)-Marking delimiter found. */
614
615 if ($posHash !== false) {
616 $item = ilStr::substr($item, 1, ilStr::strlen($item) - 1);
617 $passage_end = false;
618 } elseif ($posOpeningBrackets !== false) {
619 $in_passage = true;
620 $passage_start_idx = $counter;
621 $items_in_passage = array();
622 $passage_end = false;
623 $item = ilStr::substr($item, 2, ilStr::strlen($item) - 2);
624
625 /* Sometimes a closing bracket group needs
626 to be removed as well. */
627 if (strpos($item, '))') !== false) {
628 $item = str_replace("))", "", $item);
629 $passage_end = true;
630 }
631 } else {
632 $passage_end = true;
633 $item = str_replace("))", "", $item);
634 }
635
636 if ($correct_solution && !$in_passage) {
637 $errorobject = $this->errordata[$errorcounter];
638 if (is_object($errorobject)) {
639 $item = strlen($errorobject->text_correct) ? $errorobject->text_correct : '&nbsp;';
640 }
641 $errorcounter++;
642 }
643 }
644
645 if ($in_passage && !$passage_end) {
646 $items_in_passage[$idx] = $item;
647 $items[$idx] = '';
648 $counter++;
649 continue;
650 }
651
652 if ($in_passage && $passage_end) {
653 $in_passage = false;
654 $passage_end = false;
655 if ($correct_solution) {
656 $class = (
657 $this->isTokenSelected($counter, $selections) ?
658 "ilc_qetitem_ErrorTextSelected" : "ilc_qetitem_ErrorTextItem"
659 );
660
661 $errorobject = $this->errordata[$errorcounter];
662 if (is_object($errorobject)) {
663 $item = strlen($errorobject->text_correct) ? $errorobject->text_correct : '&nbsp;';
664 }
665 $errorcounter++;
666 $items[$idx] = $this->getErrorTokenHtml($item, $class, $use_link_tags) . $img;
667 $counter++;
668 continue;
669 }
670
671 $group_selected = true;
672 if ($graphicalOutput) {
673 $start_idx = $passage_start_idx;
674 foreach ($items_in_passage as $tmp_idx => $tmp_item) {
675 if (!$this->isTokenSelected($start_idx, $selections)) {
676 $group_selected = false;
677 break;
678 }
679
680 ++$start_idx;
681 }
682 if ($group_selected) {
683 if (!$this->isTokenSelected($counter, $selections)) {
684 $group_selected = false;
685 }
686 }
687 }
688
689 $item_stack = array();
690 $start_idx = $passage_start_idx;
691 foreach ($items_in_passage as $tmp_idx => $tmp_item) {
692 $class = (
693 $this->isTokenSelected($counter, $selections) ?
694 "ilc_qetitem_ErrorTextSelected" : "ilc_qetitem_ErrorTextItem"
695 );
696 $item_stack[] = $this->getErrorTokenHtml($tmp_item, $class, $use_link_tags) . $img;
697 $start_idx++;
698 }
699 $class = (
700 $this->isTokenSelected($counter, $selections) ?
701 "ilc_qetitem_ErrorTextSelected" : "ilc_qetitem_ErrorTextItem"
702 );
703 if ($graphicalOutput) {
704 if ($group_selected) {
705 $img = ' <img src="' . ilUtil::getImagePath("icon_ok.svg") . '" alt="' . $this->lng->txt("answer_is_right") . '" title="' . $this->lng->txt("answer_is_right") . '" /> ';
706 } else {
707 $img = ' <img src="' . ilUtil::getImagePath("icon_not_ok.svg") . '" alt="' . $this->lng->txt("answer_is_wrong") . '" title="' . $this->lng->txt("answer_is_wrong") . '" /> ';
708 }
709 }
710
711 $item_stack[] = $this->getErrorTokenHtml($item, $class, $use_link_tags) . $img;
712 $item_stack = trim(implode(" ", $item_stack));
713 $item_stack = strlen($item_stack) ? $item_stack : '&nbsp;';
714
715 if ($graphicalOutput) {
716 $items[$idx] = '<span class="selGroup">' . $item_stack . '</span>';
717 } else {
718 $items[$idx] = $item_stack;
719 }
720
721 $counter++;
722 continue;
723 }
724
725 // Errors markes with #, group errors (()) are handled above
726 $class = 'ilc_qetitem_ErrorTextItem';
727 $img = '';
728 if ($this->isTokenSelected($counter, $selections)) {
729 $class = "ilc_qetitem_ErrorTextSelected";
730 if ($graphicalOutput) {
731 if ($this->getPointsForSelectedPositions(array($counter)) > 0) {
732 $img = ' <img src="' . ilUtil::getImagePath("icon_ok.svg") . '" alt="' . $this->lng->txt("answer_is_right") . '" title="' . $this->lng->txt("answer_is_right") . '" /> ';
733 } else {
734 $img = ' <img src="' . ilUtil::getImagePath("icon_not_ok.svg") . '" alt="' . $this->lng->txt("answer_is_wrong") . '" title="' . $this->lng->txt("answer_is_wrong") . '" /> ';
735 }
736 }
737 }
738
739 $items[$idx] = $this->getErrorTokenHtml($item, $class, $use_link_tags) . $img;
740 $counter++;
741 }
742 $textarray[$textidx] = '<p>' . implode(" ", $items) . '</p>';
743 }
744
745 return implode("\n", $textarray);
746 }
747
748 protected function isTokenSelected($counter, array $selection)
749 {
750 foreach ($selection as $data) {
751 if (!is_array($data)) {
752 if ($counter == $data) {
753 return true;
754 }
755 } elseif (in_array($counter, $data)) {
756 return true;
757 }
758 }
759
760 return false;
761 }
762
763 public function createErrorTextExport($selections = null)
764 {
765 $counter = 0;
766 $errorcounter = 0;
767 include_once "./Services/Utilities/classes/class.ilStr.php";
768 if (!is_array($selections)) {
769 $selections = array();
770 }
771 $textarray = preg_split("/[\n\r]+/", $this->getErrorText());
772 foreach ($textarray as $textidx => $text) {
773 $items = preg_split("/\s+/", $text);
774 foreach ($items as $idx => $item) {
775 if (($posHash = strpos($item, '#')) === 0
776 || ($posOpeningBrackets = strpos($item, '((')) === 0
777 || ($posClosingBrackets = strpos($item, '))')) !== false) {
778 /* (Word|Passage)-Marking delimiter found. */
779
780 if ($posHash !== false) {
781 $item = ilStr::substr($item, 1, ilStr::strlen($item) - 1);
782 } elseif ($posOpeningBrackets !== false) {
783 $item = ilStr::substr($item, 2, ilStr::strlen($item) - 2);
784
785 /* Sometimes a closing bracket group needs
786 to be removed as well. */
787 if (strpos($item, '))') !== false) {
788 $item = ilStr::substr($item, 0, ilStr::strlen($item) - 2);
789 }
790 } else {
791 $appendComma = "";
792 if ($item[$posClosingBrackets + 2] == ',') {
793 $appendComma = ",";
794 }
795
796 $item = ilStr::substr($item, 0, $posClosingBrackets) . $appendComma;
797 }
798 }
799
800 $word = "";
801 if (in_array($counter, $selections)) {
802 $word .= '#';
803 }
804 $word .= ilUtil::prepareFormOutput($item);
805 if (in_array($counter, $selections)) {
806 $word .= '#';
807 }
808 $items[$idx] = $word;
809 $counter++;
810 }
811 $textarray[$textidx] = join(" ", $items);
812 }
813 return join("\n", $textarray);
814 }
815
816 public function getBestSelection($withPositivePointsOnly = true)
817 {
818 $passages = array();
819 $words = array();
820 $counter = 0;
821 $errorcounter = 0;
822 $textarray = preg_split("/[\n\r]+/", $this->getErrorText());
823 foreach ($textarray as $textidx => $text) {
824 $items = preg_split("/\s+/", $text);
825 $inPassage = false;
826 foreach ($items as $word) {
827 $points = $this->getPointsWrong();
828 $isErrorItem = false;
829 if (strpos($word, '#') === 0) {
830 /* Word selection detected */
831 $errorobject = $this->errordata[$errorcounter];
832 if (is_object($errorobject)) {
833 $points = $errorobject->points;
834 $isErrorItem = true;
835 }
836 $errorcounter++;
837 } elseif (($posOpeningBracket = strpos($word, '((')) === 0
838 || ($posClosingBracket = strpos($word, '))')) !== false
839 || $inPassage) {
840 /* Passage selection detected */
841
842 if ($posOpeningBracket !== false) {
843 $passages[] = array('begin_pos' => $counter, 'cnt_words' => 0);
844 $inPassage = true;
845 } elseif ($posClosingBracket !== false) {
846 $inPassage = false;
847 $cur_pidx = count($passages) - 1;
848 $passages[$cur_pidx]['end_pos'] = $counter;
849
850 $errorobject = $this->errordata[$errorcounter];
851 if (is_object($errorobject)) {
852 $passages[$cur_pidx]['score'] = $errorobject->points;
853 $passages[$cur_pidx]['isError'] = true;
854 }
855
856 $errorcounter++;
857 }
858
859 $cur_pidx = count($passages) - 1;
860 $passages[$cur_pidx]['cnt_words']++;
861 $points = 0;
862 }
863
864 $words[$counter] = array("word" => $word, "points" => $points, "isError" => $isErrorItem);
865 $counter++;
866 }
867 }
868
869 $selections = array();
870 foreach ($passages as $cnt => $pdata) {
871 if (!$withPositivePointsOnly && $pdata['isError'] || $withPositivePointsOnly && $pdata['score'] > 0) {
872 $indexes = range($pdata['begin_pos'], $pdata['end_pos']);
873 $selections[$pdata['begin_pos']] = $indexes;
874 }
875 }
876
877 foreach ($words as $idx => $word) {
878 if (!$withPositivePointsOnly && $word['isError'] || $withPositivePointsOnly && $word['points'] > 0) {
879 $selections[$idx] = array($idx);
880 }
881 }
882
883 ksort($selections);
884
885 $selections = array_values($selections);
886
887 return $selections;
888 }
889
890 protected function getPointsForSelectedPositions($positions)
891 {
892 $passages = array();
893 $words = array();
894 $counter = 0;
895 $errorcounter = 0;
896 $textarray = preg_split("/[\n\r]+/", $this->getErrorText());
897 foreach ($textarray as $textidx => $text) {
898 $items = preg_split("/\s+/", $text);
899 $inPassage = false;
900 foreach ($items as $word) {
901 $points = $this->getPointsWrong();
902 if (strpos($word, '#') === 0) {
903 /* Word selection detected */
904 $errorobject = $this->errordata[$errorcounter];
905 if (is_object($errorobject)) {
906 $points = $errorobject->points;
907 }
908 $errorcounter++;
909 } elseif (($posOpeningBracket = strpos($word, '((')) === 0
910 || ($posClosingBracket = strpos($word, '))')) !== false
911 || $inPassage) {
912 /* Passage selection detected */
913
914 if ($posOpeningBracket !== false) {
915 $passages[] = array('begin_pos' => $counter, 'cnt_words' => 0);
916 $inPassage = true;
917 } elseif ($posClosingBracket !== false) {
918 $inPassage = false;
919 $cur_pidx = count($passages) - 1;
920 $passages[$cur_pidx]['end_pos'] = $counter;
921
922 $errorobject = $this->errordata[$errorcounter];
923 if (is_object($errorobject)) {
924 $passages[$cur_pidx]['score'] = $errorobject->points;
925 }
926 $errorcounter++;
927 }
928
929 $cur_pidx = count($passages) - 1;
930 $passages[$cur_pidx]['cnt_words']++;
931 $points = 0;
932 }
933
934 $words[$counter] = array("word" => $word, "points" => $points);
935 $counter++;
936 }
937 }
938
939 /* Calculate reached points */
940 $total = 0;
941 foreach ($positions as $position) {
942 /* First iterate through positions
943 to identify single-word-selections. */
944
945 $total += $words[$position]['points'];
946 }
947
948 foreach ($passages as $cnt => $p_data) {
949 /* Iterate through configured passages to check
950 wether the entire passage is selected or not.
951 The total points is incremented by the passage's
952 score only if the entire passage is selected. */
953 $isSelected = in_array($p_data['begin_pos'], $positions);
954
955 for ($i = 0; $i < $p_data['cnt_words']; $i++) {
956 $current_pos = $p_data['begin_pos'] + $i;
957 $isSelected = $isSelected && in_array($current_pos, $positions);
958 }
959
960 $total += $isSelected ? $p_data['score'] : 0;
961 }
962
963 return $total;
964 }
965
969 public function flushErrorData()
970 {
971 $this->errordata = array();
972 }
973
974 public function addErrorData($text_wrong, $text_correct, $points)
975 {
976 include_once "./Modules/TestQuestionPool/classes/class.assAnswerErrorText.php";
977 array_push($this->errordata, new assAnswerErrorText($text_wrong, $text_correct, $points));
978 }
979
985 public function getErrorData()
986 {
987 return $this->errordata;
988 }
989
995 public function getErrorText()
996 {
997 return $this->errortext;
998 }
999
1005 public function setErrorText($a_value)
1006 {
1007 $this->errortext = $a_value;
1008 }
1009
1015 public function getTextSize()
1016 {
1017 return $this->textsize;
1018 }
1019
1025 public function setTextSize($a_value)
1026 {
1027 // in self-assesment-mode value should always be set (and must not be null)
1028 if ($a_value === null) {
1029 $a_value = 100;
1030 }
1031 $this->textsize = $a_value;
1032 }
1033
1039 public function getPointsWrong()
1040 {
1041 return $this->points_wrong;
1042 }
1043
1049 public function setPointsWrong($a_value)
1050 {
1051 $this->points_wrong = $a_value;
1052 }
1053
1057 public function __get($value)
1058 {
1059 switch ($value) {
1060 case "errortext":
1061 return $this->getErrorText();
1062 break;
1063 case "textsize":
1064 return $this->getTextSize();
1065 break;
1066 case "points_wrong":
1067 return $this->getPointsWrong();
1068 break;
1069 default:
1070 return parent::__get($value);
1071 break;
1072 }
1073 }
1074
1078 public function __set($key, $value)
1079 {
1080 switch ($key) {
1081 case "errortext":
1082 $this->setErrorText($value);
1083 break;
1084 case "textsize":
1085 $this->setTextSize($value);
1086 break;
1087 case "points_wrong":
1088 $this->setPointsWrong($value);
1089 break;
1090 default:
1091 parent::__set($key, $value);
1092 break;
1093 }
1094 }
1095
1096
1100 public function toJSON()
1101 {
1102 include_once("./Services/RTE/classes/class.ilRTE.php");
1103 $result = array();
1104 $result['id'] = (int) $this->getId();
1105 $result['type'] = (string) $this->getQuestionType();
1106 $result['title'] = (string) $this->getTitle();
1107 $result['question'] = $this->formatSAQuestion($this->getQuestion());
1108 $result['text'] = (string) ilRTE::_replaceMediaObjectImageSrc($this->getErrorText(), 0);
1109 $result['nr_of_tries'] = (int) $this->getNrOfTries();
1110 $result['shuffle'] = (bool) $this->getShuffle();
1111 $result['feedback'] = array(
1112 'onenotcorrect' => $this->formatSAQuestion($this->feedbackOBJ->getGenericFeedbackTestPresentation($this->getId(), false)),
1113 'allcorrect' => $this->formatSAQuestion($this->feedbackOBJ->getGenericFeedbackTestPresentation($this->getId(), true))
1114 );
1115
1116 $answers = array();
1117 foreach ($this->getErrorData() as $idx => $answer_obj) {
1118 array_push($answers, array(
1119 "answertext_wrong" => (string) $answer_obj->text_wrong,
1120 "answertext_correct" => (string) $answer_obj->text_correct,
1121 "points" => (float) $answer_obj->points,
1122 "order" => (int) $idx + 1
1123 ));
1124 }
1125 $result['correct_answers'] = $answers;
1126
1127 $answers = array();
1128 $textarray = preg_split("/[\n\r]+/", $this->getErrorText());
1129 foreach ($textarray as $textidx => $text) {
1130 $items = preg_split("/\s+/", trim($text));
1131 foreach ($items as $idx => $item) {
1132 if (substr($item, 0, 1) == "#") {
1133 $item = substr($item, 1);
1134
1135 // #14115 - add position to correct answer
1136 foreach ($result["correct_answers"] as $aidx => $answer) {
1137 if ($answer["answertext_wrong"] == $item && !$answer["pos"]) {
1138 $result["correct_answers"][$aidx]["pos"] = $this->getId() . "_" . $textidx . "_" . ($idx + 1);
1139 break;
1140 }
1141 }
1142 }
1143 array_push($answers, array(
1144 "answertext" => (string) ilUtil::prepareFormOutput($item),
1145 "order" => $this->getId() . "_" . $textidx . "_" . ($idx + 1)
1146 ));
1147 }
1148 if ($textidx != sizeof($textarray) - 1) {
1149 array_push($answers, array(
1150 "answertext" => "###",
1151 "order" => $this->getId() . "_" . $textidx . "_" . ($idx + 2)
1152 ));
1153 }
1154 }
1155 $result['answers'] = $answers;
1156
1157 $mobs = ilObjMediaObject::_getMobsOfObject("qpl:html", $this->getId());
1158 $result['mobs'] = $mobs;
1159
1160 return json_encode($result);
1161 }
1162
1171 public function getOperators($expression)
1172 {
1173 require_once "./Modules/TestQuestionPool/classes/class.ilOperatorsExpressionMapping.php";
1175 }
1176
1181 public function getExpressionTypes()
1182 {
1183 return array(
1188 );
1189 }
1190
1199 public function getUserQuestionResult($active_id, $pass)
1200 {
1202 global $DIC;
1203 $ilDB = $DIC['ilDB'];
1204 $result = new ilUserQuestionResult($this, $active_id, $pass);
1205
1206 $data = $ilDB->queryF(
1207 "SELECT value1+1 as value1 FROM tst_solutions WHERE active_fi = %s AND pass = %s AND question_fi = %s AND step = (
1208 SELECT MAX(step) FROM tst_solutions WHERE active_fi = %s AND pass = %s AND question_fi = %s
1209 )",
1210 array("integer", "integer", "integer","integer", "integer", "integer"),
1211 array($active_id, $pass, $this->getId(), $active_id, $pass, $this->getId())
1212 );
1213
1214 while ($row = $ilDB->fetchAssoc($data)) {
1215 $result->addKeyValue($row["value1"], $row["value1"]);
1216 }
1217
1218 $points = $this->calculateReachedPoints($active_id, $pass);
1219 $max_points = $this->getMaximumPoints();
1220
1221 $result->setReachedPercentage(($points / $max_points) * 100);
1222
1223 return $result;
1224 }
1225
1234 public function getAvailableAnswerOptions($index = null)
1235 {
1236 $error_text_array = explode(' ', $this->errortext);
1237
1238 if ($index !== null) {
1239 if (array_key_exists($index, $error_text_array)) {
1240 return $error_text_array[$index];
1241 }
1242 return null;
1243 } else {
1244 return $error_text_array;
1245 }
1246 }
1247
1253 private function getErrorTokenHtml($item, $class, $useLinkTags)
1254 {
1255 if ($useLinkTags) {
1256 return '<a class="' . $class . '" href="#">' . ($item == '&nbsp;' ? $item : ilUtil::prepareFormOutput($item)) . '</a>';
1257 }
1258
1259 return '<span class="' . $class . '">' . ($item == '&nbsp;' ? $item : ilUtil::prepareFormOutput($item)) . '</span>';
1260 }
1261}
$result
$total
Definition: Utf8Test.php:87
$_POST["username"]
An exception for terminatinating execution or to throw for unit testing.
Class for error text answers.
Class for error text question exports.
Class for error text question imports.
Class for error text questions.
getErrorData()
Get error data.
toXML($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false)
Returns a QTI xml representation of the question and sets the internal domxml variable with the DOM X...
saveWorkingData($active_id, $pass=null, $authorized=true)
Saves the learners input of the question to the database.
flushErrorData()
Flush error data.
loadFromDb($question_id)
Loads the object from the database.
getTextSize()
Set text size in percent.
getOperators($expression)
Get all available operations for a specific question.
__construct( $title='', $comment='', $author='', $owner=-1, $question='')
assErorText constructor
getAvailableAnswerOptions($index=null)
If index is null, the function returns an array with all anwser options Else it returns the specific ...
getErrorsFromText($a_text="")
__get($value)
Object getter.
createErrorTextExport($selections=null)
duplicate($for_test=true, $title="", $author="", $owner="", $testObjId=null)
Duplicates the object.
savePreviewData(ilAssQuestionPreviewSession $previewSession)
__set($key, $value)
Object setter.
getErrorText()
Get error text.
toJSON()
Returns a JSON representation of the question.
createErrorTextOutput($selections=null, $graphicalOutput=false, $correct_solution=false, $use_link_tags=true)
setTextSize($a_value)
Set text size in percent.
setErrorText($a_value)
Set error text.
getAnswerTableName()
Returns the name of the answer table in the database.
saveToDb($original_id="")
Saves a the object to the database.
setExportDetailsXLS($worksheet, $startrow, $active_id, $pass)
{Creates an Excel worksheet for the detailed cumulated results of this question.object}
saveAnswerSpecificDataToDb()
Saves the answer specific records into a question types answer table.
copyObject($target_questionpool_id, $title="")
Copies an object.
setPointsWrong($a_value)
Set wrong points.
calculateReachedPoints($active_id, $pass=null, $authorizedSolution=true, $returndetails=false)
Returns the points, a learner has reached answering the question.
calculateReachedPointsFromPreviewSession(ilAssQuestionPreviewSession $previewSession)
getErrorTokenHtml($item, $class, $useLinkTags)
getBestSelection($withPositivePointsOnly=true)
getMaximumPoints()
Returns the maximum points, a learner can reach answering the question.
getRTETextWithMediaObjects()
Collects all text in the question which could contain media objects which were created with the Rich ...
getPointsForSelectedPositions($positions)
createNewOriginalFromThisDuplicate($targetParentId, $targetQuestionTitle="")
getAdditionalTableName()
Returns the name of the additional question data table in the database.
getPointsWrong()
Get wrong points.
isTokenSelected($counter, array $selection)
isComplete()
Returns true, if a single choice question is complete for use.
getBestSolution($active_id, $pass)
Returns the best solution for a given pass of a participant.
fromXML(&$item, &$questionpool_id, &$tst_id, &$tst_object, &$question_counter, &$import_mapping)
Creates a question from a QTI file.
saveAdditionalQuestionDataToDb()
Saves the data for the additional data table.
addErrorData($text_wrong, $text_correct, $points)
getExpressionTypes()
Get all available expression types for a specific question.
getQuestionType()
Returns the question type of the question.
Abstract basic class which is to be extended by the concrete assessment question type classes.
getCurrentSolutionResultSet($active_id, $pass, $authorized=true)
Get a restulset for the current user solution for a this question by active_id and pass.
getSolutionValues($active_id, $pass=null, $authorized=true)
Loads solutions of a given user from the database an returns it.
static _getOriginalId($question_id)
Returns the original id of a question.
formatSAQuestion($a_q)
Format self assessment question.
setId($id=-1)
Sets the id of the assQuestion object.
setOriginalId($original_id)
setObjId($obj_id=0)
Set the object id of the container object.
getSolutionMaxPass($active_id)
Returns the maximum pass a users question solution.
saveQuestionDataToDb($original_id="")
getId()
Gets the id of the assQuestion object.
saveCurrentSolution($active_id, $pass, $value1, $value2, $authorized=true, $tstamp=null)
getObjId()
Get the object id of the container object.
setTitle($title="")
Sets the title string of the assQuestion object.
setOwner($owner="")
Sets the creator/owner ID of the assQuestion object.
setEstimatedWorkingTime($hour=0, $min=0, $sec=0)
Sets the estimated working time of a question from given hour, minute and second.
deductHintPointsFromReachedPoints(ilAssQuestionPreviewSession $previewSession, $reachedPoints)
static logAction($logtext="", $active_id="", $question_id="")
Logs an action into the Test&Assessment log.
removeCurrentSolution($active_id, $pass, $authorized=true)
setAuthor($author="")
Sets the authors name of the assQuestion object.
getShuffle()
Gets the shuffle flag.
getTitle()
Gets the title string of the assQuestion object.
setPoints($a_points)
Sets the maximum available points for the question.
setComment($comment="")
Sets the comment string of the assQuestion object.
setNrOfTries($a_nr_of_tries)
getQuestion()
Gets the question string of the question object.
setAdditionalContentEditingMode($additinalContentEditingMode)
setter for additional content editing mode for this question
setQuestion($question="")
Sets the question string of the question object.
ensureNonNegativePoints($points)
static _getLogLanguage()
retrieve the log language for assessment logging
static _enabledAssessmentLogging()
check wether assessment logging is enabled or not
static _getMobsOfObject($a_type, $a_id, $a_usage_hist_nr=0, $a_lang="-")
get mobs of object
static _getPass($active_id)
Retrieves the actual pass of a given user for a given test.
static _replaceMediaObjectImageSrc($a_text, $a_direction=0, $nic=IL_INST_ID)
Replaces image source from mob image urls with the mob id or replaces mob id with the correct image s...
Base Exception for all Exceptions relating to Modules/Test.
Class ilUserQuestionResult.
static getImagePath($img, $module_path="", $mode="output", $offline=false)
get image path (for images located in a template directory)
static prepareFormOutput($a_str, $a_strip=false)
prepares string output for html forms @access public
$key
Definition: croninfo.php:18
$i
Definition: disco.tpl.php:19
Class iQuestionCondition.
getUserQuestionResult($active_id, $pass)
Get the user solution for a question by active_id and the test pass.
Interface ilObjAnswerScoringAdjustable.
Interface ilObjQuestionScoringAdjustable.
$index
Definition: metadata.php:60
$errors
Definition: index.php:6
$row
global $DIC
Definition: saml.php:7
global $ilDB
$mobs
$ilUser
Definition: imgupload.php:18
$data
Definition: bench.php:6
$text
Definition: errorreport.php:18