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<?php |
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/* For licensing terms, see /license.txt */ |
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namespace moodleexport; |
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use Exception; |
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use FillBlanks; |
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/** |
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* Class QuizExport. |
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* |
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* Handles the export of quizzes within a course. |
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*/ |
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class QuizExport extends ActivityExport |
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{ |
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/** |
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* Export a quiz to the specified directory. |
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* |
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* @param int $activityId The ID of the quiz. |
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* @param string $exportDir The directory where the quiz will be exported. |
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* @param int $moduleId The ID of the module. |
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* @param int $sectionId The ID of the section. |
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*/ |
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public function export($activityId, $exportDir, $moduleId, $sectionId): void |
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{ |
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// Prepare the directory where the quiz export will be saved |
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$quizDir = $this->prepareActivityDirectory($exportDir, 'quiz', $moduleId); |
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// Retrieve quiz data |
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$quizData = $this->getData($activityId, $sectionId); |
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// Generate XML files |
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$this->createQuizXml($quizData, $quizDir); |
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$this->createModuleXml($quizData, $quizDir); |
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$this->createGradesXml($quizData, $quizDir); |
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$this->createCompletionXml($quizData, $quizDir); |
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$this->createCommentsXml($quizData, $quizDir); |
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$this->createCompetenciesXml($quizData, $quizDir); |
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$this->createFiltersXml($quizData, $quizDir); |
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$this->createGradeHistoryXml($quizData, $quizDir); |
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$this->createInforefXml($quizData, $quizDir); |
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$this->createRolesXml($quizData, $quizDir); |
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$this->createCalendarXml($quizData, $quizDir); |
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} |
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/** |
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* Retrieves the quiz data. |
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*/ |
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public function getData(int $quizId, int $sectionId): array |
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{ |
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$quizResources = $this->course->resources[RESOURCE_QUIZ]; |
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foreach ($quizResources as $quiz) { |
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if ($quiz->obj->iid == -1) { |
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continue; |
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} |
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if ($quiz->obj->iid == $quizId) { |
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$contextid = $quiz->obj->c_id; |
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return [ |
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'id' => $quiz->obj->iid, |
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'name' => $quiz->obj->title, |
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'intro' => $quiz->obj->description, |
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'timeopen' => $quiz->obj->start_time ?? 0, |
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'timeclose' => $quiz->obj->end_time ?? 0, |
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'timelimit' => $quiz->obj->timelimit ?? 0, |
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'grademethod' => $quiz->obj->grademethod ?? 1, |
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'decimalpoints' => $quiz->obj->decimalpoints ?? 2, |
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'sumgrades' => $quiz->obj->sumgrades ?? 0, |
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'grade' => $quiz->obj->grade ?? 0, |
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'questionsperpage' => $quiz->obj->questionsperpage ?? 1, |
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'preferredbehaviour' => $quiz->obj->preferredbehaviour ?? 'deferredfeedback', |
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'shuffleanswers' => $quiz->obj->shuffleanswers ?? 1, |
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'questions' => $this->getQuestionsForQuiz($quizId), |
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'feedbacks' => $this->getFeedbacksForQuiz($quizId), |
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'sectionid' => $sectionId, |
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'moduleid' => $quiz->obj->iid ?? 0, |
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'modulename' => 'quiz', |
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'contextid' => $contextid, |
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'overduehandling' => $quiz->obj->overduehandling ?? 'autosubmit', |
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'graceperiod' => $quiz->obj->graceperiod ?? 0, |
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'canredoquestions' => $quiz->obj->canredoquestions ?? 0, |
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'attempts_number' => $quiz->obj->attempts_number ?? 0, |
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'attemptonlast' => $quiz->obj->attemptonlast ?? 0, |
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'questiondecimalpoints' => $quiz->obj->questiondecimalpoints ?? 2, |
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'reviewattempt' => $quiz->obj->reviewattempt ?? 0, |
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'reviewcorrectness' => $quiz->obj->reviewcorrectness ?? 0, |
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'reviewmarks' => $quiz->obj->reviewmarks ?? 0, |
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'reviewspecificfeedback' => $quiz->obj->reviewspecificfeedback ?? 0, |
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'reviewgeneralfeedback' => $quiz->obj->reviewgeneralfeedback ?? 0, |
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'reviewrightanswer' => $quiz->obj->reviewrightanswer ?? 0, |
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'reviewoverallfeedback' => $quiz->obj->reviewoverallfeedback ?? 0, |
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'timecreated' => $quiz->obj->insert_date ?? time(), |
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'timemodified' => $quiz->obj->lastedit_date ?? time(), |
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'password' => $quiz->obj->password ?? '', |
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'subnet' => $quiz->obj->subnet ?? '', |
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'browsersecurity' => $quiz->obj->browsersecurity ?? '-', |
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'delay1' => $quiz->obj->delay1 ?? 0, |
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'delay2' => $quiz->obj->delay2 ?? 0, |
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'showuserpicture' => $quiz->obj->showuserpicture ?? 0, |
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'showblocks' => $quiz->obj->showblocks ?? 0, |
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'completionattemptsexhausted' => $quiz->obj->completionattemptsexhausted ?? 0, |
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'completionpass' => $quiz->obj->completionpass ?? 0, |
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'completionminattempts' => $quiz->obj->completionminattempts ?? 0, |
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'allowofflineattempts' => $quiz->obj->allowofflineattempts ?? 0, |
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'users' => [], |
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'files' => [], |
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]; |
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} |
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} |
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return []; |
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} |
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/** |
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* Exports a question in XML format. |
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*/ |
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public function exportQuestion(array $question): string |
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{ |
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$xmlContent = ' <question id="'.($question['id'] ?? '0').'">'.PHP_EOL; |
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$xmlContent .= ' <parent>0</parent>'.PHP_EOL; |
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$xmlContent .= ' <name>'.htmlspecialchars($question['questiontext'] ?? 'No question text').'</name>'.PHP_EOL; |
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$xmlContent .= ' <questiontext>'.htmlspecialchars($question['questiontext'] ?? 'No question text').'</questiontext>'.PHP_EOL; |
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$xmlContent .= ' <questiontextformat>1</questiontextformat>'.PHP_EOL; |
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$xmlContent .= ' <generalfeedback></generalfeedback>'.PHP_EOL; |
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$xmlContent .= ' <generalfeedbackformat>1</generalfeedbackformat>'.PHP_EOL; |
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$xmlContent .= ' <defaultmark>'.($question['maxmark'] ?? '0').'</defaultmark>'.PHP_EOL; |
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$xmlContent .= ' <penalty>0.3333333</penalty>'.PHP_EOL; |
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$xmlContent .= ' <qtype>'.htmlspecialchars(str_replace('_nosingle', '', $question['qtype']) ?? 'unknown').'</qtype>'.PHP_EOL; |
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$xmlContent .= ' <length>1</length>'.PHP_EOL; |
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$xmlContent .= ' <stamp>moodle+'.time().'+QUESTIONSTAMP</stamp>'.PHP_EOL; |
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$xmlContent .= ' <version>moodle+'.time().'+VERSIONSTAMP</version>'.PHP_EOL; |
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$xmlContent .= ' <hidden>0</hidden>'.PHP_EOL; |
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$xmlContent .= ' <timecreated>'.time().'</timecreated>'.PHP_EOL; |
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$xmlContent .= ' <timemodified>'.time().'</timemodified>'.PHP_EOL; |
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$xmlContent .= ' <createdby>2</createdby>'.PHP_EOL; |
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$xmlContent .= ' <modifiedby>2</modifiedby>'.PHP_EOL; |
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// Add question type-specific content |
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switch ($question['qtype']) { |
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case 'multichoice': |
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$xmlContent .= $this->exportMultichoiceQuestion($question); |
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break; |
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case 'multichoice_nosingle': |
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$xmlContent .= $this->exportMultichoiceNosingleQuestion($question); |
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break; |
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case 'truefalse': |
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$xmlContent .= $this->exportTrueFalseQuestion($question); |
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break; |
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case 'shortanswer': |
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$xmlContent .= $this->exportShortAnswerQuestion($question); |
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break; |
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case 'match': |
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$xmlContent .= $this->exportMatchQuestion($question); |
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break; |
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} |
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$xmlContent .= ' </question>'.PHP_EOL; |
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return $xmlContent; |
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} |
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/** |
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* Retrieves the questions for a specific quiz. |
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*/ |
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private function getQuestionsForQuiz(int $quizId): array |
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{ |
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$questions = []; |
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$quizResources = $this->course->resources[RESOURCE_QUIZQUESTION] ?? []; |
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foreach ($quizResources as $questionId => $questionData) { |
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if (in_array($questionId, $this->course->resources[RESOURCE_QUIZ][$quizId]->obj->question_ids)) { |
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$categoryId = $questionData->question_category ?? 0; |
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$categoryId = $categoryId > 0 ? $categoryId : $this->getDefaultCategoryId(); |
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$questions[] = [ |
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'id' => $questionData->source_id, |
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'questiontext' => $questionData->question, |
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'qtype' => $this->mapQuestionType($questionData->quiz_type), |
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'questioncategoryid' => $categoryId, |
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'answers' => $this->getAnswersForQuestion($questionData->source_id), |
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'maxmark' => $questionData->ponderation ?? 1, |
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]; |
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} |
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} |
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return $questions; |
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} |
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/** |
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* Maps the quiz type code to a descriptive string. |
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*/ |
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private function mapQuestionType(string $quizType): string |
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{ |
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switch ($quizType) { |
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case UNIQUE_ANSWER: return 'multichoice'; |
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case MULTIPLE_ANSWER: return 'multichoice_nosingle'; |
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case FILL_IN_BLANKS: return 'match'; |
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case FREE_ANSWER: return 'shortanswer'; |
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case CALCULATED_ANSWER: return 'calculated'; |
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case UPLOAD_ANSWER: return 'fileupload'; |
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default: return 'unknown'; |
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} |
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} |
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/** |
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* Retrieves the answers for a specific question ID. |
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*/ |
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private function getAnswersForQuestion(int $questionId): array |
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{ |
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$answers = []; |
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$quizResources = $this->course->resources[RESOURCE_QUIZQUESTION] ?? []; |
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foreach ($quizResources as $questionData) { |
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if ($questionData->source_id == $questionId) { |
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foreach ($questionData->answers as $answer) { |
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$answers[] = [ |
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'text' => $answer['answer'], |
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'fraction' => $answer['correct'] == '1' ? 100 : 0, |
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'feedback' => $answer['comment'], |
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]; |
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} |
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} |
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} |
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return $answers; |
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} |
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/** |
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* Retrieves feedbacks for a specific quiz. |
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*/ |
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private function getFeedbacksForQuiz(int $quizId): array |
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{ |
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$feedbacks = []; |
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$quizResources = $this->course->resources[RESOURCE_QUIZ] ?? []; |
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foreach ($quizResources as $quiz) { |
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if ($quiz->obj->iid == $quizId) { |
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$feedbacks[] = [ |
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'feedbacktext' => $quiz->obj->description ?? '', |
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'mingrade' => 0.00000, |
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'maxgrade' => $quiz->obj->grade ?? 10.00000, |
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]; |
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} |
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} |
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return $feedbacks; |
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} |
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private function getDefaultCategoryId(): int |
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{ |
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return 1; |
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} |
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/** |
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* Creates the quiz.xml file. |
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*/ |
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private function createQuizXml(array $quizData, string $destinationDir): void |
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{ |
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$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL; |
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$xmlContent .= '<activity id="'.$quizData['id'].'" moduleid="'.$quizData['moduleid'].'" modulename="quiz" contextid="'.$quizData['contextid'].'">'.PHP_EOL; |
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$xmlContent .= ' <quiz id="'.$quizData['id'].'">'.PHP_EOL; |
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$xmlContent .= ' <name>'.htmlspecialchars($quizData['name']).'</name>'.PHP_EOL; |
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$xmlContent .= ' <intro>'.htmlspecialchars($quizData['intro']).'</intro>'.PHP_EOL; |
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$xmlContent .= ' <introformat>1</introformat>'.PHP_EOL; |
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$xmlContent .= ' <timeopen>'.($quizData['timeopen'] ?? 0).'</timeopen>'.PHP_EOL; |
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$xmlContent .= ' <timeclose>'.($quizData['timeclose'] ?? 0).'</timeclose>'.PHP_EOL; |
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$xmlContent .= ' <timelimit>'.($quizData['timelimit'] ?? 0).'</timelimit>'.PHP_EOL; |
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$xmlContent .= ' <overduehandling>'.($quizData['overduehandling'] ?? 'autosubmit').'</overduehandling>'.PHP_EOL; |
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$xmlContent .= ' <graceperiod>'.($quizData['graceperiod'] ?? 0).'</graceperiod>'.PHP_EOL; |
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$xmlContent .= ' <preferredbehaviour>'.htmlspecialchars($quizData['preferredbehaviour']).'</preferredbehaviour>'.PHP_EOL; |
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$xmlContent .= ' <canredoquestions>'.($quizData['canredoquestions'] ?? 0).'</canredoquestions>'.PHP_EOL; |
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$xmlContent .= ' <attempts_number>'.($quizData['attempts_number'] ?? 0).'</attempts_number>'.PHP_EOL; |
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$xmlContent .= ' <attemptonlast>'.($quizData['attemptonlast'] ?? 0).'</attemptonlast>'.PHP_EOL; |
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$xmlContent .= ' <grademethod>'.$quizData['grademethod'].'</grademethod>'.PHP_EOL; |
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$xmlContent .= ' <decimalpoints>'.$quizData['decimalpoints'].'</decimalpoints>'.PHP_EOL; |
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278
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|
|
$xmlContent .= ' <questiondecimalpoints>'.($quizData['questiondecimalpoints'] ?? -1).'</questiondecimalpoints>'.PHP_EOL; |
|
279
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|
|
|
|
280
|
|
|
// Review options |
|
281
|
|
|
$xmlContent .= ' <reviewattempt>'.($quizData['reviewattempt'] ?? 69888).'</reviewattempt>'.PHP_EOL; |
|
282
|
|
|
$xmlContent .= ' <reviewcorrectness>'.($quizData['reviewcorrectness'] ?? 4352).'</reviewcorrectness>'.PHP_EOL; |
|
283
|
|
|
$xmlContent .= ' <reviewmarks>'.($quizData['reviewmarks'] ?? 4352).'</reviewmarks>'.PHP_EOL; |
|
284
|
|
|
$xmlContent .= ' <reviewspecificfeedback>'.($quizData['reviewspecificfeedback'] ?? 4352).'</reviewspecificfeedback>'.PHP_EOL; |
|
285
|
|
|
$xmlContent .= ' <reviewgeneralfeedback>'.($quizData['reviewgeneralfeedback'] ?? 4352).'</reviewgeneralfeedback>'.PHP_EOL; |
|
286
|
|
|
$xmlContent .= ' <reviewrightanswer>'.($quizData['reviewrightanswer'] ?? 4352).'</reviewrightanswer>'.PHP_EOL; |
|
287
|
|
|
$xmlContent .= ' <reviewoverallfeedback>'.($quizData['reviewoverallfeedback'] ?? 4352).'</reviewoverallfeedback>'.PHP_EOL; |
|
288
|
|
|
|
|
289
|
|
|
// Navigation and presentation settings |
|
290
|
|
|
$xmlContent .= ' <questionsperpage>'.$quizData['questionsperpage'].'</questionsperpage>'.PHP_EOL; |
|
291
|
|
|
$xmlContent .= ' <navmethod>'.htmlspecialchars($quizData['navmethod']).'</navmethod>'.PHP_EOL; |
|
292
|
|
|
$xmlContent .= ' <shuffleanswers>'.$quizData['shuffleanswers'].'</shuffleanswers>'.PHP_EOL; |
|
293
|
|
|
$xmlContent .= ' <sumgrades>'.$quizData['sumgrades'].'</sumgrades>'.PHP_EOL; |
|
294
|
|
|
$xmlContent .= ' <grade>'.$quizData['grade'].'</grade>'.PHP_EOL; |
|
295
|
|
|
|
|
296
|
|
|
// Timing and security |
|
297
|
|
|
$xmlContent .= ' <timecreated>'.($quizData['timecreated'] ?? time()).'</timecreated>'.PHP_EOL; |
|
298
|
|
|
$xmlContent .= ' <timemodified>'.($quizData['timemodified'] ?? time()).'</timemodified>'.PHP_EOL; |
|
299
|
|
|
$xmlContent .= ' <password>'.(isset($quizData['password']) ? htmlspecialchars($quizData['password']) : '').'</password>'.PHP_EOL; |
|
300
|
|
|
$xmlContent .= ' <subnet>'.(isset($quizData['subnet']) ? htmlspecialchars($quizData['subnet']) : '').'</subnet>'.PHP_EOL; |
|
301
|
|
|
$xmlContent .= ' <browsersecurity>'.(isset($quizData['browsersecurity']) ? htmlspecialchars($quizData['browsersecurity']) : '-').'</browsersecurity>'.PHP_EOL; |
|
302
|
|
|
$xmlContent .= ' <delay1>'.($quizData['delay1'] ?? 0).'</delay1>'.PHP_EOL; |
|
303
|
|
|
$xmlContent .= ' <delay2>'.($quizData['delay2'] ?? 0).'</delay2>'.PHP_EOL; |
|
304
|
|
|
|
|
305
|
|
|
// Additional options |
|
306
|
|
|
$xmlContent .= ' <showuserpicture>'.($quizData['showuserpicture'] ?? 0).'</showuserpicture>'.PHP_EOL; |
|
307
|
|
|
$xmlContent .= ' <showblocks>'.($quizData['showblocks'] ?? 0).'</showblocks>'.PHP_EOL; |
|
308
|
|
|
$xmlContent .= ' <completionattemptsexhausted>'.($quizData['completionattemptsexhausted'] ?? 0).'</completionattemptsexhausted>'.PHP_EOL; |
|
309
|
|
|
$xmlContent .= ' <completionpass>'.($quizData['completionpass'] ?? 0).'</completionpass>'.PHP_EOL; |
|
310
|
|
|
$xmlContent .= ' <completionminattempts>'.($quizData['completionminattempts'] ?? 0).'</completionminattempts>'.PHP_EOL; |
|
311
|
|
|
$xmlContent .= ' <allowofflineattempts>'.($quizData['allowofflineattempts'] ?? 0).'</allowofflineattempts>'.PHP_EOL; |
|
312
|
|
|
|
|
313
|
|
|
// Subplugin, if applicable |
|
314
|
|
|
$xmlContent .= ' <subplugin_quizaccess_seb_quiz>'.PHP_EOL; |
|
315
|
|
|
$xmlContent .= ' </subplugin_quizaccess_seb_quiz>'.PHP_EOL; |
|
316
|
|
|
|
|
317
|
|
|
// Add question instances |
|
318
|
|
|
$xmlContent .= ' <question_instances>'.PHP_EOL; |
|
319
|
|
|
foreach ($quizData['questions'] as $question) { |
|
320
|
|
|
$xmlContent .= ' <question_instance id="'.$question['id'].'">'.PHP_EOL; |
|
321
|
|
|
$xmlContent .= ' <slot>'.$question['id'].'</slot>'.PHP_EOL; |
|
322
|
|
|
$xmlContent .= ' <page>1</page>'.PHP_EOL; |
|
323
|
|
|
$xmlContent .= ' <requireprevious>0</requireprevious>'.PHP_EOL; |
|
324
|
|
|
$xmlContent .= ' <questionid>'.$question['id'].'</questionid>'.PHP_EOL; |
|
325
|
|
|
$xmlContent .= ' <questioncategoryid>'.$question['questioncategoryid'].'</questioncategoryid>'.PHP_EOL; |
|
326
|
|
|
$xmlContent .= ' <includingsubcategories>$@NULL@$</includingsubcategories>'.PHP_EOL; |
|
327
|
|
|
$xmlContent .= ' <maxmark>'.$question['maxmark'].'</maxmark>'.PHP_EOL; |
|
328
|
|
|
$xmlContent .= ' </question_instance>'.PHP_EOL; |
|
329
|
|
|
} |
|
330
|
|
|
$xmlContent .= ' </question_instances>'.PHP_EOL; |
|
331
|
|
|
|
|
332
|
|
|
// Quiz sections |
|
333
|
|
|
$xmlContent .= ' <sections>'.PHP_EOL; |
|
334
|
|
|
$xmlContent .= ' <section id="'.$quizData['id'].'">'.PHP_EOL; |
|
335
|
|
|
$xmlContent .= ' <firstslot>1</firstslot>'.PHP_EOL; |
|
336
|
|
|
$xmlContent .= ' <shufflequestions>0</shufflequestions>'.PHP_EOL; |
|
337
|
|
|
$xmlContent .= ' </section>'.PHP_EOL; |
|
338
|
|
|
$xmlContent .= ' </sections>'.PHP_EOL; |
|
339
|
|
|
|
|
340
|
|
|
// Add feedbacks |
|
341
|
|
|
$xmlContent .= ' <feedbacks>'.PHP_EOL; |
|
342
|
|
|
foreach ($quizData['feedbacks'] as $feedback) { |
|
343
|
|
|
$xmlContent .= ' <feedback id="'.$quizData['id'].'">'.PHP_EOL; |
|
344
|
|
|
$xmlContent .= ' <feedbacktext>'.htmlspecialchars($feedback['feedbacktext']).'</feedbacktext>'.PHP_EOL; |
|
345
|
|
|
$xmlContent .= ' <feedbacktextformat>1</feedbacktextformat>'.PHP_EOL; |
|
346
|
|
|
$xmlContent .= ' <mingrade>'.$feedback['mingrade'].'</mingrade>'.PHP_EOL; |
|
347
|
|
|
$xmlContent .= ' <maxgrade>'.$feedback['maxgrade'].'</maxgrade>'.PHP_EOL; |
|
348
|
|
|
$xmlContent .= ' </feedback>'.PHP_EOL; |
|
349
|
|
|
} |
|
350
|
|
|
$xmlContent .= ' </feedbacks>'.PHP_EOL; |
|
351
|
|
|
|
|
352
|
|
|
// Complete with placeholders for attempts and grades |
|
353
|
|
|
$xmlContent .= ' <overrides>'.PHP_EOL.' </overrides>'.PHP_EOL; |
|
354
|
|
|
$xmlContent .= ' <grades>'.PHP_EOL.' </grades>'.PHP_EOL; |
|
355
|
|
|
$xmlContent .= ' <attempts>'.PHP_EOL.' </attempts>'.PHP_EOL; |
|
356
|
|
|
|
|
357
|
|
|
// Close the activity tag |
|
358
|
|
|
$xmlContent .= ' </quiz>'.PHP_EOL; |
|
359
|
|
|
$xmlContent .= '</activity>'.PHP_EOL; |
|
360
|
|
|
|
|
361
|
|
|
// Save the XML file |
|
362
|
|
|
$xmlFile = $destinationDir.'/quiz.xml'; |
|
363
|
|
|
if (file_put_contents($xmlFile, $xmlContent) === false) { |
|
364
|
|
|
throw new Exception(get_lang('ErrorCreatingQuizXml')); |
|
365
|
|
|
} |
|
366
|
|
|
} |
|
367
|
|
|
|
|
368
|
|
|
/** |
|
369
|
|
|
* Exports a multiple-choice question in XML format. |
|
370
|
|
|
*/ |
|
371
|
|
|
private function exportMultichoiceQuestion(array $question): string |
|
372
|
|
|
{ |
|
373
|
|
|
$xmlContent = ' <plugin_qtype_multichoice_question>'.PHP_EOL; |
|
374
|
|
|
$xmlContent .= ' <answers>'.PHP_EOL; |
|
375
|
|
|
foreach ($question['answers'] as $answer) { |
|
376
|
|
|
$xmlContent .= $this->exportAnswer($answer); |
|
377
|
|
|
} |
|
378
|
|
|
$xmlContent .= ' </answers>'.PHP_EOL; |
|
379
|
|
|
$xmlContent .= ' <multichoice id="'.($question['id'] ?? '0').'">'.PHP_EOL; |
|
380
|
|
|
$xmlContent .= ' <layout>0</layout>'.PHP_EOL; |
|
381
|
|
|
$xmlContent .= ' <single>1</single>'.PHP_EOL; |
|
382
|
|
|
$xmlContent .= ' <shuffleanswers>1</shuffleanswers>'.PHP_EOL; |
|
383
|
|
|
$xmlContent .= ' <correctfeedback>Your answer is correct.</correctfeedback>'.PHP_EOL; |
|
384
|
|
|
$xmlContent .= ' <correctfeedbackformat>1</correctfeedbackformat>'.PHP_EOL; |
|
385
|
|
|
$xmlContent .= ' <partiallycorrectfeedback>Your answer is partially correct.</partiallycorrectfeedback>'.PHP_EOL; |
|
386
|
|
|
$xmlContent .= ' <partiallycorrectfeedbackformat>1</partiallycorrectfeedbackformat>'.PHP_EOL; |
|
387
|
|
|
$xmlContent .= ' <incorrectfeedback>Your answer is incorrect.</incorrectfeedback>'.PHP_EOL; |
|
388
|
|
|
$xmlContent .= ' <incorrectfeedbackformat>1</incorrectfeedbackformat>'.PHP_EOL; |
|
389
|
|
|
$xmlContent .= ' <answernumbering>abc</answernumbering>'.PHP_EOL; |
|
390
|
|
|
$xmlContent .= ' <shownumcorrect>1</shownumcorrect>'.PHP_EOL; |
|
391
|
|
|
$xmlContent .= ' </multichoice>'.PHP_EOL; |
|
392
|
|
|
$xmlContent .= ' </plugin_qtype_multichoice_question>'.PHP_EOL; |
|
393
|
|
|
|
|
394
|
|
|
return $xmlContent; |
|
395
|
|
|
} |
|
396
|
|
|
|
|
397
|
|
|
/** |
|
398
|
|
|
* Exports a multiple-choice question with single=0 in XML format. |
|
399
|
|
|
*/ |
|
400
|
|
|
private function exportMultichoiceNosingleQuestion(array $question): string |
|
401
|
|
|
{ |
|
402
|
|
|
// Similar structure to exportMultichoiceQuestion, but with single=0 |
|
403
|
|
|
$xmlContent = str_replace('<single>1</single>', '<single>0</single>', $this->exportMultichoiceQuestion($question)); |
|
404
|
|
|
|
|
405
|
|
|
return $xmlContent; |
|
406
|
|
|
} |
|
407
|
|
|
|
|
408
|
|
|
/** |
|
409
|
|
|
* Exports a true/false question in XML format. |
|
410
|
|
|
*/ |
|
411
|
|
|
private function exportTrueFalseQuestion(array $question): string |
|
412
|
|
|
{ |
|
413
|
|
|
$xmlContent = ' <plugin_qtype_truefalse_question>'.PHP_EOL; |
|
414
|
|
|
$xmlContent .= ' <answers>'.PHP_EOL; |
|
415
|
|
|
foreach ($question['answers'] as $answer) { |
|
416
|
|
|
$xmlContent .= $this->exportAnswer($answer); |
|
417
|
|
|
} |
|
418
|
|
|
$xmlContent .= ' </answers>'.PHP_EOL; |
|
419
|
|
|
$xmlContent .= ' <truefalse id="'.($question['id'] ?? '0').'">'.PHP_EOL; |
|
420
|
|
|
$xmlContent .= ' <trueanswer>'.($question['answers'][0]['id'] ?? '0').'</trueanswer>'.PHP_EOL; |
|
421
|
|
|
$xmlContent .= ' <falseanswer>'.($question['answers'][1]['id'] ?? '0').'</falseanswer>'.PHP_EOL; |
|
422
|
|
|
$xmlContent .= ' </truefalse>'.PHP_EOL; |
|
423
|
|
|
$xmlContent .= ' </plugin_qtype_truefalse_question>'.PHP_EOL; |
|
424
|
|
|
|
|
425
|
|
|
return $xmlContent; |
|
426
|
|
|
} |
|
427
|
|
|
|
|
428
|
|
|
/** |
|
429
|
|
|
* Exports a short answer question in XML format. |
|
430
|
|
|
*/ |
|
431
|
|
|
private function exportShortAnswerQuestion(array $question): string |
|
432
|
|
|
{ |
|
433
|
|
|
$xmlContent = ' <plugin_qtype_shortanswer_question>'.PHP_EOL; |
|
434
|
|
|
$xmlContent .= ' <answers>'.PHP_EOL; |
|
435
|
|
|
foreach ($question['answers'] as $answer) { |
|
436
|
|
|
$xmlContent .= $this->exportAnswer($answer); |
|
437
|
|
|
} |
|
438
|
|
|
$xmlContent .= ' </answers>'.PHP_EOL; |
|
439
|
|
|
$xmlContent .= ' <shortanswer id="'.($question['id'] ?? '0').'">'.PHP_EOL; |
|
440
|
|
|
$xmlContent .= ' <usecase>0</usecase>'.PHP_EOL; |
|
441
|
|
|
$xmlContent .= ' </shortanswer>'.PHP_EOL; |
|
442
|
|
|
$xmlContent .= ' </plugin_qtype_shortanswer_question>'.PHP_EOL; |
|
443
|
|
|
|
|
444
|
|
|
return $xmlContent; |
|
445
|
|
|
} |
|
446
|
|
|
|
|
447
|
|
|
/** |
|
448
|
|
|
* Exports a matching question in XML format. |
|
449
|
|
|
*/ |
|
450
|
|
|
private function exportMatchQuestion(array $question): string |
|
451
|
|
|
{ |
|
452
|
|
|
$xmlContent = ' <plugin_qtype_match_question>'.PHP_EOL; |
|
453
|
|
|
$xmlContent .= ' <matchoptions id="'.htmlspecialchars($question['id'] ?? '0').'">'.PHP_EOL; |
|
454
|
|
|
$xmlContent .= ' <shuffleanswers>1</shuffleanswers>'.PHP_EOL; |
|
455
|
|
|
$xmlContent .= ' <correctfeedback>'.htmlspecialchars($question['correctfeedback'] ?? '').'</correctfeedback>'.PHP_EOL; |
|
456
|
|
|
$xmlContent .= ' <correctfeedbackformat>0</correctfeedbackformat>'.PHP_EOL; |
|
457
|
|
|
$xmlContent .= ' <partiallycorrectfeedback>'.htmlspecialchars($question['partiallycorrectfeedback'] ?? '').'</partiallycorrectfeedback>'.PHP_EOL; |
|
458
|
|
|
$xmlContent .= ' <partiallycorrectfeedbackformat>0</partiallycorrectfeedbackformat>'.PHP_EOL; |
|
459
|
|
|
$xmlContent .= ' <incorrectfeedback>'.htmlspecialchars($question['incorrectfeedback'] ?? '').'</incorrectfeedback>'.PHP_EOL; |
|
460
|
|
|
$xmlContent .= ' <incorrectfeedbackformat>0</incorrectfeedbackformat>'.PHP_EOL; |
|
461
|
|
|
$xmlContent .= ' <shownumcorrect>0</shownumcorrect>'.PHP_EOL; |
|
462
|
|
|
$xmlContent .= ' </matchoptions>'.PHP_EOL; |
|
463
|
|
|
$xmlContent .= ' <matches>'.PHP_EOL; |
|
464
|
|
|
|
|
465
|
|
|
$res = FillBlanks::getAnswerInfo($question['answers'][0]['text']); |
|
466
|
|
|
$words = $res['words']; |
|
467
|
|
|
$common_words = $res['common_words']; |
|
468
|
|
|
|
|
469
|
|
|
for ($i = 0; $i < count($common_words); $i++) { |
|
|
|
|
|
|
470
|
|
|
$answer = htmlspecialchars(trim(strip_tags($common_words[$i]))); |
|
471
|
|
|
if (!empty(trim($answer))) { |
|
472
|
|
|
$xmlContent .= ' <match id="'.($i + 1).'">'.PHP_EOL; |
|
473
|
|
|
$xmlContent .= ' <questiontext>'.$answer.'</questiontext>'.PHP_EOL; |
|
474
|
|
|
$xmlContent .= ' <questiontextformat>0</questiontextformat>'.PHP_EOL; |
|
475
|
|
|
$xmlContent .= ' <answertext>'.htmlspecialchars(explode('|', $words[$i])[0]).'</answertext>'.PHP_EOL; |
|
476
|
|
|
$xmlContent .= ' </match>'.PHP_EOL; |
|
477
|
|
|
} |
|
478
|
|
|
} |
|
479
|
|
|
|
|
480
|
|
|
$xmlContent .= ' </matches>'.PHP_EOL; |
|
481
|
|
|
$xmlContent .= ' </plugin_qtype_match_question>'.PHP_EOL; |
|
482
|
|
|
|
|
483
|
|
|
return $xmlContent; |
|
484
|
|
|
} |
|
485
|
|
|
|
|
486
|
|
|
/** |
|
487
|
|
|
* Exports an answer in XML format. |
|
488
|
|
|
*/ |
|
489
|
|
|
private function exportAnswer(array $answer): string |
|
490
|
|
|
{ |
|
491
|
|
|
return ' <answer id="'.($answer['id'] ?? '0').'">'.PHP_EOL. |
|
492
|
|
|
' <answertext>'.htmlspecialchars($answer['text'] ?? 'No answer text').'</answertext>'.PHP_EOL. |
|
493
|
|
|
' <answerformat>1</answerformat>'.PHP_EOL. |
|
494
|
|
|
' <fraction>'.($answer['fraction'] ?? '0').'</fraction>'.PHP_EOL. |
|
495
|
|
|
' <feedback>'.htmlspecialchars($answer['feedback'] ?? '').'</feedback>'.PHP_EOL. |
|
496
|
|
|
' <feedbackformat>1</feedbackformat>'.PHP_EOL. |
|
497
|
|
|
' </answer>'.PHP_EOL; |
|
498
|
|
|
} |
|
499
|
|
|
} |
|
500
|
|
|
|
chamilo /
chamilo-lms
If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: