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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 == $quizId) { |
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$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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* 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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$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' => $questionData->question_category ?? 0, |
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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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/** |
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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>' . $quizData['decimalpoints'] . '</decimalpoints>' . PHP_EOL; |
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$xmlContent .= ' <questiondecimalpoints>' . ($quizData['questiondecimalpoints'] ?? -1) . '</questiondecimalpoints>' . PHP_EOL; |
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// Review options |
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$xmlContent .= ' <reviewattempt>' . ($quizData['reviewattempt'] ?? 69888) . '</reviewattempt>' . PHP_EOL; |
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$xmlContent .= ' <reviewcorrectness>' . ($quizData['reviewcorrectness'] ?? 4352) . '</reviewcorrectness>' . PHP_EOL; |
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$xmlContent .= ' <reviewmarks>' . ($quizData['reviewmarks'] ?? 4352) . '</reviewmarks>' . PHP_EOL; |
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$xmlContent .= ' <reviewspecificfeedback>' . ($quizData['reviewspecificfeedback'] ?? 4352) . '</reviewspecificfeedback>' . PHP_EOL; |
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$xmlContent .= ' <reviewgeneralfeedback>' . ($quizData['reviewgeneralfeedback'] ?? 4352) . '</reviewgeneralfeedback>' . PHP_EOL; |
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$xmlContent .= ' <reviewrightanswer>' . ($quizData['reviewrightanswer'] ?? 4352) . '</reviewrightanswer>' . PHP_EOL; |
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$xmlContent .= ' <reviewoverallfeedback>' . ($quizData['reviewoverallfeedback'] ?? 4352) . '</reviewoverallfeedback>' . PHP_EOL; |
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// Navigation and presentation settings |
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$xmlContent .= ' <questionsperpage>' . $quizData['questionsperpage'] . '</questionsperpage>' . PHP_EOL; |
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$xmlContent .= ' <navmethod>' . htmlspecialchars($quizData['navmethod']) . '</navmethod>' . PHP_EOL; |
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$xmlContent .= ' <shuffleanswers>' . $quizData['shuffleanswers'] . '</shuffleanswers>' . PHP_EOL; |
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$xmlContent .= ' <sumgrades>' . $quizData['sumgrades'] . '</sumgrades>' . PHP_EOL; |
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$xmlContent .= ' <grade>' . $quizData['grade'] . '</grade>' . PHP_EOL; |
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// Timing and security |
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$xmlContent .= ' <timecreated>' . ($quizData['timecreated'] ?? time()) . '</timecreated>' . PHP_EOL; |
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$xmlContent .= ' <timemodified>' . ($quizData['timemodified'] ?? time()) . '</timemodified>' . PHP_EOL; |
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$xmlContent .= ' <password>' . (isset($quizData['password']) ? htmlspecialchars($quizData['password']) : '') . '</password>' . PHP_EOL; |
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$xmlContent .= ' <subnet>' . (isset($quizData['subnet']) ? htmlspecialchars($quizData['subnet']) : '') . '</subnet>' . PHP_EOL; |
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$xmlContent .= ' <browsersecurity>' . (isset($quizData['browsersecurity']) ? htmlspecialchars($quizData['browsersecurity']) : '-') . '</browsersecurity>' . PHP_EOL; |
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$xmlContent .= ' <delay1>' . ($quizData['delay1'] ?? 0) . '</delay1>' . PHP_EOL; |
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$xmlContent .= ' <delay2>' . ($quizData['delay2'] ?? 0) . '</delay2>' . PHP_EOL; |
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// Additional options |
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$xmlContent .= ' <showuserpicture>' . ($quizData['showuserpicture'] ?? 0) . '</showuserpicture>' . PHP_EOL; |
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$xmlContent .= ' <showblocks>' . ($quizData['showblocks'] ?? 0) . '</showblocks>' . PHP_EOL; |
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$xmlContent .= ' <completionattemptsexhausted>' . ($quizData['completionattemptsexhausted'] ?? 0) . '</completionattemptsexhausted>' . PHP_EOL; |
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$xmlContent .= ' <completionpass>' . ($quizData['completionpass'] ?? 0) . '</completionpass>' . PHP_EOL; |
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$xmlContent .= ' <completionminattempts>' . ($quizData['completionminattempts'] ?? 0) . '</completionminattempts>' . PHP_EOL; |
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$xmlContent .= ' <allowofflineattempts>' . ($quizData['allowofflineattempts'] ?? 0) . '</allowofflineattempts>' . PHP_EOL; |
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// Subplugin, if applicable |
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$xmlContent .= ' <subplugin_quizaccess_seb_quiz>' . PHP_EOL; |
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$xmlContent .= ' </subplugin_quizaccess_seb_quiz>' . PHP_EOL; |
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// Add question instances |
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$xmlContent .= ' <question_instances>' . PHP_EOL; |
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foreach ($quizData['questions'] as $question) { |
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260
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$xmlContent .= ' <question_instance id="' . $question['id'] . '">' . PHP_EOL; |
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261
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$xmlContent .= ' <slot>' . $question['id'] . '</slot>' . PHP_EOL; |
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262
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$xmlContent .= ' <page>1</page>' . PHP_EOL; |
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263
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$xmlContent .= ' <requireprevious>0</requireprevious>' . PHP_EOL; |
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264
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$xmlContent .= ' <questionid>' . $question['id'] . '</questionid>' . PHP_EOL; |
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265
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|
$xmlContent .= ' <questioncategoryid>' . $question['questioncategoryid'] . '</questioncategoryid>' . PHP_EOL; |
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266
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$xmlContent .= ' <includingsubcategories>$@NULL@$</includingsubcategories>' . PHP_EOL; |
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267
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$xmlContent .= ' <maxmark>' . $question['maxmark'] . '</maxmark>' . PHP_EOL; |
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268
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$xmlContent .= ' </question_instance>' . PHP_EOL; |
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269
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} |
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270
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$xmlContent .= ' </question_instances>' . PHP_EOL; |
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271
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272
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// Quiz sections |
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273
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|
$xmlContent .= ' <sections>' . PHP_EOL; |
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274
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|
$xmlContent .= ' <section id="'.$quizData['id'].'">' . PHP_EOL; |
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275
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$xmlContent .= ' <firstslot>1</firstslot>' . PHP_EOL; |
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276
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$xmlContent .= ' <shufflequestions>0</shufflequestions>' . PHP_EOL; |
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277
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$xmlContent .= ' </section>' . PHP_EOL; |
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278
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$xmlContent .= ' </sections>' . PHP_EOL; |
|
279
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280
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// Add feedbacks |
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281
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$xmlContent .= ' <feedbacks>' . PHP_EOL; |
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282
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|
foreach ($quizData['feedbacks'] as $feedback) { |
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283
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|
$xmlContent .= ' <feedback id="'.$quizData['id'].'">' . PHP_EOL; |
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284
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|
$xmlContent .= ' <feedbacktext>' . htmlspecialchars($feedback['feedbacktext']) . '</feedbacktext>' . PHP_EOL; |
|
285
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|
$xmlContent .= ' <feedbacktextformat>1</feedbacktextformat>' . PHP_EOL; |
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286
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|
$xmlContent .= ' <mingrade>' . $feedback['mingrade'] . '</mingrade>' . PHP_EOL; |
|
287
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|
|
$xmlContent .= ' <maxgrade>' . $feedback['maxgrade'] . '</maxgrade>' . PHP_EOL; |
|
288
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|
|
$xmlContent .= ' </feedback>' . PHP_EOL; |
|
289
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|
} |
|
290
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|
|
$xmlContent .= ' </feedbacks>' . PHP_EOL; |
|
291
|
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|
|
|
292
|
|
|
// Complete with placeholders for attempts and grades |
|
293
|
|
|
$xmlContent .= ' <overrides>' . PHP_EOL . ' </overrides>' . PHP_EOL; |
|
294
|
|
|
$xmlContent .= ' <grades>' . PHP_EOL . ' </grades>' . PHP_EOL; |
|
295
|
|
|
$xmlContent .= ' <attempts>' . PHP_EOL . ' </attempts>' . PHP_EOL; |
|
296
|
|
|
|
|
297
|
|
|
// Close the activity tag |
|
298
|
|
|
$xmlContent .= ' </quiz>' . PHP_EOL; |
|
299
|
|
|
$xmlContent .= '</activity>' . PHP_EOL; |
|
300
|
|
|
|
|
301
|
|
|
// Save the XML file |
|
302
|
|
|
$xmlFile = $destinationDir . '/quiz.xml'; |
|
303
|
|
|
if (file_put_contents($xmlFile, $xmlContent) === false) { |
|
304
|
|
|
throw new Exception(get_lang('ErrorCreatingQuizXml')); |
|
305
|
|
|
} |
|
306
|
|
|
} |
|
307
|
|
|
|
|
308
|
|
|
/** |
|
309
|
|
|
* Exports a question in XML format. |
|
310
|
|
|
*/ |
|
311
|
|
|
public function exportQuestion(array $question): string |
|
312
|
|
|
{ |
|
313
|
|
|
$xmlContent = ' <question id="' . ($question['id'] ?? '0') . '">' . PHP_EOL; |
|
314
|
|
|
$xmlContent .= ' <parent>0</parent>' . PHP_EOL; |
|
315
|
|
|
$xmlContent .= ' <name>' . htmlspecialchars($question['questiontext'] ?? 'No question text') . '</name>' . PHP_EOL; |
|
316
|
|
|
$xmlContent .= ' <questiontext>' . htmlspecialchars($question['questiontext'] ?? 'No question text') . '</questiontext>' . PHP_EOL; |
|
317
|
|
|
$xmlContent .= ' <questiontextformat>1</questiontextformat>' . PHP_EOL; |
|
318
|
|
|
$xmlContent .= ' <generalfeedback></generalfeedback>' . PHP_EOL; |
|
319
|
|
|
$xmlContent .= ' <generalfeedbackformat>1</generalfeedbackformat>' . PHP_EOL; |
|
320
|
|
|
$xmlContent .= ' <defaultmark>' . ($question['maxmark'] ?? '0') . '</defaultmark>' . PHP_EOL; |
|
321
|
|
|
$xmlContent .= ' <penalty>0.3333333</penalty>' . PHP_EOL; |
|
322
|
|
|
$xmlContent .= ' <qtype>' . htmlspecialchars(str_replace('_nosingle', '', $question['qtype']) ?? 'unknown') . '</qtype>' . PHP_EOL; |
|
323
|
|
|
$xmlContent .= ' <length>1</length>' . PHP_EOL; |
|
324
|
|
|
$xmlContent .= ' <stamp>moodle+' . time() . '+QUESTIONSTAMP</stamp>' . PHP_EOL; |
|
325
|
|
|
$xmlContent .= ' <version>moodle+' . time() . '+VERSIONSTAMP</version>' . PHP_EOL; |
|
326
|
|
|
$xmlContent .= ' <hidden>0</hidden>' . PHP_EOL; |
|
327
|
|
|
$xmlContent .= ' <timecreated>' . time() . '</timecreated>' . PHP_EOL; |
|
328
|
|
|
$xmlContent .= ' <timemodified>' . time() . '</timemodified>' . PHP_EOL; |
|
329
|
|
|
$xmlContent .= ' <createdby>2</createdby>' . PHP_EOL; |
|
330
|
|
|
$xmlContent .= ' <modifiedby>2</modifiedby>' . PHP_EOL; |
|
331
|
|
|
|
|
332
|
|
|
// Add question type-specific content |
|
333
|
|
|
switch ($question['qtype']) { |
|
334
|
|
|
case 'multichoice': |
|
335
|
|
|
$xmlContent .= $this->exportMultichoiceQuestion($question); |
|
336
|
|
|
break; |
|
337
|
|
|
case 'multichoice_nosingle': |
|
338
|
|
|
$xmlContent .= $this->exportMultichoiceNosingleQuestion($question); |
|
339
|
|
|
break; |
|
340
|
|
|
case 'truefalse': |
|
341
|
|
|
$xmlContent .= $this->exportTrueFalseQuestion($question); |
|
342
|
|
|
break; |
|
343
|
|
|
case 'shortanswer': |
|
344
|
|
|
$xmlContent .= $this->exportShortAnswerQuestion($question); |
|
345
|
|
|
break; |
|
346
|
|
|
case 'match': |
|
347
|
|
|
$xmlContent .= $this->exportMatchQuestion($question); |
|
348
|
|
|
break; |
|
349
|
|
|
} |
|
350
|
|
|
|
|
351
|
|
|
$xmlContent .= ' </question>' . PHP_EOL; |
|
352
|
|
|
|
|
353
|
|
|
return $xmlContent; |
|
354
|
|
|
} |
|
355
|
|
|
|
|
356
|
|
|
/** |
|
357
|
|
|
* Exports a multiple-choice question in XML format. |
|
358
|
|
|
*/ |
|
359
|
|
|
private function exportMultichoiceQuestion(array $question): string |
|
360
|
|
|
{ |
|
361
|
|
|
$xmlContent = ' <plugin_qtype_multichoice_question>' . PHP_EOL; |
|
362
|
|
|
$xmlContent .= ' <answers>' . PHP_EOL; |
|
363
|
|
|
foreach ($question['answers'] as $answer) { |
|
364
|
|
|
$xmlContent .= $this->exportAnswer($answer); |
|
365
|
|
|
} |
|
366
|
|
|
$xmlContent .= ' </answers>' . PHP_EOL; |
|
367
|
|
|
$xmlContent .= ' <multichoice id="' . ($question['id'] ?? '0') . '">' . PHP_EOL; |
|
368
|
|
|
$xmlContent .= ' <layout>0</layout>' . PHP_EOL; |
|
369
|
|
|
$xmlContent .= ' <single>1</single>' . PHP_EOL; |
|
370
|
|
|
$xmlContent .= ' <shuffleanswers>1</shuffleanswers>' . PHP_EOL; |
|
371
|
|
|
$xmlContent .= ' <correctfeedback>Your answer is correct.</correctfeedback>' . PHP_EOL; |
|
372
|
|
|
$xmlContent .= ' <correctfeedbackformat>1</correctfeedbackformat>' . PHP_EOL; |
|
373
|
|
|
$xmlContent .= ' <partiallycorrectfeedback>Your answer is partially correct.</partiallycorrectfeedback>' . PHP_EOL; |
|
374
|
|
|
$xmlContent .= ' <partiallycorrectfeedbackformat>1</partiallycorrectfeedbackformat>' . PHP_EOL; |
|
375
|
|
|
$xmlContent .= ' <incorrectfeedback>Your answer is incorrect.</incorrectfeedback>' . PHP_EOL; |
|
376
|
|
|
$xmlContent .= ' <incorrectfeedbackformat>1</incorrectfeedbackformat>' . PHP_EOL; |
|
377
|
|
|
$xmlContent .= ' <answernumbering>abc</answernumbering>' . PHP_EOL; |
|
378
|
|
|
$xmlContent .= ' <shownumcorrect>1</shownumcorrect>' . PHP_EOL; |
|
379
|
|
|
$xmlContent .= ' </multichoice>' . PHP_EOL; |
|
380
|
|
|
$xmlContent .= ' </plugin_qtype_multichoice_question>' . PHP_EOL; |
|
381
|
|
|
|
|
382
|
|
|
return $xmlContent; |
|
383
|
|
|
} |
|
384
|
|
|
|
|
385
|
|
|
/** |
|
386
|
|
|
* Exports a multiple-choice question with single=0 in XML format. |
|
387
|
|
|
*/ |
|
388
|
|
|
private function exportMultichoiceNosingleQuestion(array $question): string |
|
389
|
|
|
{ |
|
390
|
|
|
// Similar structure to exportMultichoiceQuestion, but with single=0 |
|
391
|
|
|
$xmlContent = str_replace('<single>1</single>', '<single>0</single>', $this->exportMultichoiceQuestion($question)); |
|
392
|
|
|
return $xmlContent; |
|
393
|
|
|
} |
|
394
|
|
|
|
|
395
|
|
|
/** |
|
396
|
|
|
* Exports a true/false question in XML format. |
|
397
|
|
|
*/ |
|
398
|
|
|
private function exportTrueFalseQuestion(array $question): string |
|
399
|
|
|
{ |
|
400
|
|
|
$xmlContent = ' <plugin_qtype_truefalse_question>' . PHP_EOL; |
|
401
|
|
|
$xmlContent .= ' <answers>' . PHP_EOL; |
|
402
|
|
|
foreach ($question['answers'] as $answer) { |
|
403
|
|
|
$xmlContent .= $this->exportAnswer($answer); |
|
404
|
|
|
} |
|
405
|
|
|
$xmlContent .= ' </answers>' . PHP_EOL; |
|
406
|
|
|
$xmlContent .= ' <truefalse id="' . ($question['id'] ?? '0') . '">' . PHP_EOL; |
|
407
|
|
|
$xmlContent .= ' <trueanswer>' . ($question['answers'][0]['id'] ?? '0') . '</trueanswer>' . PHP_EOL; |
|
408
|
|
|
$xmlContent .= ' <falseanswer>' . ($question['answers'][1]['id'] ?? '0') . '</falseanswer>' . PHP_EOL; |
|
409
|
|
|
$xmlContent .= ' </truefalse>' . PHP_EOL; |
|
410
|
|
|
$xmlContent .= ' </plugin_qtype_truefalse_question>' . PHP_EOL; |
|
411
|
|
|
|
|
412
|
|
|
return $xmlContent; |
|
413
|
|
|
} |
|
414
|
|
|
|
|
415
|
|
|
/** |
|
416
|
|
|
* Exports a short answer question in XML format. |
|
417
|
|
|
*/ |
|
418
|
|
|
private function exportShortAnswerQuestion(array $question): string |
|
419
|
|
|
{ |
|
420
|
|
|
$xmlContent = ' <plugin_qtype_shortanswer_question>' . PHP_EOL; |
|
421
|
|
|
$xmlContent .= ' <answers>' . PHP_EOL; |
|
422
|
|
|
foreach ($question['answers'] as $answer) { |
|
423
|
|
|
$xmlContent .= $this->exportAnswer($answer); |
|
424
|
|
|
} |
|
425
|
|
|
$xmlContent .= ' </answers>' . PHP_EOL; |
|
426
|
|
|
$xmlContent .= ' <shortanswer id="' . ($question['id'] ?? '0') . '">' . PHP_EOL; |
|
427
|
|
|
$xmlContent .= ' <usecase>0</usecase>' . PHP_EOL; |
|
428
|
|
|
$xmlContent .= ' </shortanswer>' . PHP_EOL; |
|
429
|
|
|
$xmlContent .= ' </plugin_qtype_shortanswer_question>' . PHP_EOL; |
|
430
|
|
|
|
|
431
|
|
|
return $xmlContent; |
|
432
|
|
|
} |
|
433
|
|
|
|
|
434
|
|
|
/** |
|
435
|
|
|
* Exports a matching question in XML format. |
|
436
|
|
|
*/ |
|
437
|
|
|
private function exportMatchQuestion(array $question): string |
|
438
|
|
|
{ |
|
439
|
|
|
$xmlContent = ' <plugin_qtype_match_question>' . PHP_EOL; |
|
440
|
|
|
$xmlContent .= ' <matchoptions id="' . htmlspecialchars($question['id'] ?? '0') . '">' . PHP_EOL; |
|
441
|
|
|
$xmlContent .= ' <shuffleanswers>1</shuffleanswers>' . PHP_EOL; |
|
442
|
|
|
$xmlContent .= ' <correctfeedback>' . htmlspecialchars($question['correctfeedback'] ?? '') . '</correctfeedback>' . PHP_EOL; |
|
443
|
|
|
$xmlContent .= ' <correctfeedbackformat>0</correctfeedbackformat>' . PHP_EOL; |
|
444
|
|
|
$xmlContent .= ' <partiallycorrectfeedback>' . htmlspecialchars($question['partiallycorrectfeedback'] ?? '') . '</partiallycorrectfeedback>' . PHP_EOL; |
|
445
|
|
|
$xmlContent .= ' <partiallycorrectfeedbackformat>0</partiallycorrectfeedbackformat>' . PHP_EOL; |
|
446
|
|
|
$xmlContent .= ' <incorrectfeedback>' . htmlspecialchars($question['incorrectfeedback'] ?? '') . '</incorrectfeedback>' . PHP_EOL; |
|
447
|
|
|
$xmlContent .= ' <incorrectfeedbackformat>0</incorrectfeedbackformat>' . PHP_EOL; |
|
448
|
|
|
$xmlContent .= ' <shownumcorrect>0</shownumcorrect>' . PHP_EOL; |
|
449
|
|
|
$xmlContent .= ' </matchoptions>' . PHP_EOL; |
|
450
|
|
|
$xmlContent .= ' <matches>' . PHP_EOL; |
|
451
|
|
|
|
|
452
|
|
|
$res = FillBlanks::getAnswerInfo($question['answers'][0]['text']); |
|
453
|
|
|
$words = $res['words']; |
|
454
|
|
|
$common_words = $res['common_words']; |
|
455
|
|
|
|
|
456
|
|
|
for ($i = 0; $i < count($common_words); $i++) { |
|
|
|
|
|
|
457
|
|
|
$answer = htmlspecialchars(trim(strip_tags($common_words[$i]))); |
|
458
|
|
|
if (!empty(trim($answer))) { |
|
459
|
|
|
$xmlContent .= ' <match id="' . ($i + 1) . '">' . PHP_EOL; |
|
460
|
|
|
$xmlContent .= ' <questiontext>' . $answer . '</questiontext>' . PHP_EOL; |
|
461
|
|
|
$xmlContent .= ' <questiontextformat>0</questiontextformat>' . PHP_EOL; |
|
462
|
|
|
$xmlContent .= ' <answertext>' . htmlspecialchars(explode('|', $words[$i])[0]) . '</answertext>' . PHP_EOL; |
|
463
|
|
|
$xmlContent .= ' </match>' . PHP_EOL; |
|
464
|
|
|
} |
|
465
|
|
|
} |
|
466
|
|
|
|
|
467
|
|
|
$xmlContent .= ' </matches>' . PHP_EOL; |
|
468
|
|
|
$xmlContent .= ' </plugin_qtype_match_question>' . PHP_EOL; |
|
469
|
|
|
|
|
470
|
|
|
return $xmlContent; |
|
471
|
|
|
} |
|
472
|
|
|
|
|
473
|
|
|
/** |
|
474
|
|
|
* Exports an answer in XML format. |
|
475
|
|
|
*/ |
|
476
|
|
|
private function exportAnswer(array $answer): string |
|
477
|
|
|
{ |
|
478
|
|
|
return ' <answer id="' . ($answer['id'] ?? '0') . '">' . PHP_EOL . |
|
479
|
|
|
' <answertext>' . htmlspecialchars($answer['text'] ?? 'No answer text') . '</answertext>' . PHP_EOL . |
|
480
|
|
|
' <answerformat>1</answerformat>' . PHP_EOL . |
|
481
|
|
|
' <fraction>' . ($answer['fraction'] ?? '0') . '</fraction>' . PHP_EOL . |
|
482
|
|
|
' <feedback>' . htmlspecialchars($answer['feedback'] ?? '') . '</feedback>' . PHP_EOL . |
|
483
|
|
|
' <feedbackformat>1</feedbackformat>' . PHP_EOL . |
|
484
|
|
|
' </answer>' . PHP_EOL; |
|
485
|
|
|
} |
|
486
|
|
|
} |
|
487
|
|
|
|
|
488
|
|
|
|
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: