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<?php |
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declare(strict_types=1); |
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/* For licensing terms, see /license.txt */ |
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namespace Chamilo\CourseBundle\Component\CourseCopy\Moodle\Activities; |
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use Chamilo\CourseBundle\Component\CourseCopy\Moodle\Builder\MoodleExport; |
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use const ENT_QUOTES; |
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use const ENT_XML1; |
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use const PHP_EOL; |
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/** |
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* Exports Chamilo surveys into a single Moodle "feedback" activity. |
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* |
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* NOTE: |
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* - Relies on $this->course structure injected via ActivityExport constructor. |
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* - Expects a helper providing admin user data. Replace MoodleExport::getAdminUserData() |
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* with your actual provider or adapter if it lives elsewhere. |
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*/ |
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class FeedbackExport extends ActivityExport |
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{ |
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/** |
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* Export a survey to Moodle Feedback format. |
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* |
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* @param int $activityId survey ID in Chamilo |
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* @param string $exportDir destination root for the export (course temp dir) |
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* @param int $moduleId module ID for Moodle backup structure |
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* @param int $sectionId target section ID within the course |
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*/ |
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public function export($activityId, $exportDir, $moduleId, $sectionId): void |
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{ |
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// Prepare the activity folder: .../activities/feedback_<moduleId> |
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$feedbackDir = $this->prepareActivityDirectory($exportDir, 'feedback', (int) $moduleId); |
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// Gather normalized survey data from Chamilo resources |
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$surveyData = $this->getData((int) $activityId, (int) $sectionId); |
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// Produce all required XML artifacts for Moodle backup |
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$this->createFeedbackXml($surveyData, $feedbackDir); |
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$this->createModuleXml($surveyData, $feedbackDir); |
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$this->createInforefXml($surveyData, $feedbackDir); |
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$this->createCalendarXml($surveyData, $feedbackDir); |
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$this->createCommentsXml($surveyData, $feedbackDir); |
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$this->createCompetenciesXml($surveyData, $feedbackDir); |
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$this->createCompletionXml($surveyData, $feedbackDir); |
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$this->createFiltersXml($surveyData, $feedbackDir); |
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$this->createGradeHistoryXml($surveyData, $feedbackDir); |
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$this->createGradesXml($surveyData, $feedbackDir); |
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$this->createRolesXml($surveyData, $feedbackDir); |
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} |
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/** |
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* Collect survey data, including questions and options, from Chamilo. |
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*/ |
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public function getData(int $surveyId, int $sectionId): array |
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{ |
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$adminData = MoodleExport::getAdminUserData(); |
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$adminId = (int) $adminData['id']; |
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$survey = $this->course->resources['survey'][$surveyId] ?? null; |
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$questions = []; |
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foreach ($this->course->resources['survey_question'] ?? [] as $q) { |
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if ((int) ($q->survey_id ?? $q->obj->survey_id ?? 0) !== $surveyId) { |
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continue; |
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} |
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$qo = (isset($q->obj) && is_object($q->obj)) ? $q->obj : $q; |
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$rawType = (string)($qo->type ?? $qo->survey_question_type ?? ''); |
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$normalizedType = $this->normalizeChamiloType($rawType); |
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$options = $this->normalizeOptions($qo, $normalizedType); |
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$text = (string)($qo->survey_question ?? $q->survey_question ?? 'Question'); |
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$text = trim($text); |
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$questions[] = [ |
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'id' => (int) ($qo->id ?? $q->id ?? 0), |
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'text' => $text, |
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'type' => $normalizedType, |
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'options' => $options, |
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'position' => (int) ($qo->sort ?? $q->sort ?? 0), |
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'label' => '', |
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]; |
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} |
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return [ |
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'id' => $surveyId, |
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'moduleid' => $surveyId, |
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'modulename' => 'feedback', |
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'type' => 'mod', |
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'contextid' => (int) $this->course->info['real_id'], |
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'sectionid' => $sectionId, |
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'sectionnumber' => 0, |
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'name' => (string) ($survey->title ?? ('Survey '.$surveyId)), |
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'intro' => (string) ($survey->intro ?? ''), |
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'timemodified' => time(), |
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'questions' => $questions, |
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'users' => [$adminId], |
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'files' => [], |
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]; |
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} |
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/** Converts types used multiple times in Chamilo to the 6–7 we export to Moodle. */ |
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private function normalizeChamiloType(string $t): string |
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{ |
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$t = strtolower(trim($t)); |
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return match ($t) { |
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'yes_no', 'yesno' => 'yesno', |
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'multiple_single', 'single', 'radio', |
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'multiplechoice' => 'multiplechoice', |
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'multiple_multiple', 'multiple', 'checks', |
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'multipleresponse' => 'multipleresponse', |
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'multiple_dropdown', 'dropdown', 'select' => 'dropdown', |
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'multiplechoiceother' => 'multiplechoiceother', |
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'open_short', 'short', 'textfield' => 'textfield', |
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'open_long', 'open', 'textarea', 'comment'=> 'open', |
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'pagebreak' => 'pagebreak', |
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'numeric', 'number', 'score' => 'numeric', |
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'percentage' => 'percentage', |
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default => 'open', |
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}; |
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} |
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/** Extract options without breaking if the shape changes (array of objects, string “A|B”, etc.) */ |
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private function normalizeOptions(object $qo, string $normalizedType): array |
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{ |
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if ($normalizedType === 'yesno') { |
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if (!empty($qo->answers)) { |
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$out = []; |
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foreach ($qo->answers as $a) { |
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$txt = is_array($a) ? ($a['option_text'] ?? '') : (is_object($a) ? ($a->option_text ?? '') : (string)$a); |
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$txt = trim((string)$txt); |
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if ($txt !== '') { $out[] = $txt; } |
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} |
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if ($out) { return $out; } |
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} |
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return ['Yes','No']; |
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} |
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if (!empty($qo->answers) && is_iterable($qo->answers)) { |
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$out = []; |
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foreach ($qo->answers as $a) { |
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$txt = is_array($a) ? ($a['option_text'] ?? '') : (is_object($a) ? ($a->option_text ?? '') : (string)$a); |
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$txt = trim((string)$txt); |
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if ($txt !== '') { $out[] = $txt; } |
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} |
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if ($out) { return $out; } |
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} |
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if (!empty($qo->options) && is_string($qo->options)) { |
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$out = array_values(array_filter(array_map('trim', explode('|', $qo->options)), 'strlen')); |
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if ($out) { return $out; } |
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} |
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if ($normalizedType === 'percentage') { |
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return range(1, 100); |
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} |
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return []; |
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} |
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/** |
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* Build feedback.xml (the core activity file for Moodle backup). |
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*/ |
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private function createFeedbackXml(array $surveyData, string $feedbackDir): void |
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{ |
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$xml = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL; |
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$xml .= '<activity id="'.$surveyData['id'].'" moduleid="'.$surveyData['moduleid'].'" modulename="feedback" contextid="'.$surveyData['contextid'].'">'.PHP_EOL; |
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$xml .= ' <feedback id="'.$surveyData['id'].'">'.PHP_EOL; |
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$xml .= ' <name>'.htmlspecialchars((string) $surveyData['name']).'</name>'.PHP_EOL; |
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$xml .= ' <intro>'.htmlspecialchars((string) $surveyData['intro']).'</intro>'.PHP_EOL; |
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$xml .= ' <introformat>1</introformat>'.PHP_EOL; |
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$xml .= ' <anonymous>1</anonymous>'.PHP_EOL; |
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$xml .= ' <email_notification>0</email_notification>'.PHP_EOL; |
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$xml .= ' <multiple_submit>0</multiple_submit>'.PHP_EOL; |
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$xml .= ' <autonumbering>1</autonumbering>'.PHP_EOL; |
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$xml .= ' <site_after_submit></site_after_submit>'.PHP_EOL; |
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$xml .= ' <page_after_submit></page_after_submit>'.PHP_EOL; |
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$xml .= ' <page_after_submitformat>1</page_after_submitformat>'.PHP_EOL; |
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$xml .= ' <publish_stats>0</publish_stats>'.PHP_EOL; |
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$xml .= ' <timeopen>0</timeopen>'.PHP_EOL; |
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$xml .= ' <timeclose>0</timeclose>'.PHP_EOL; |
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$xml .= ' <timemodified>'.$surveyData['timemodified'].'</timemodified>'.PHP_EOL; |
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$xml .= ' <completionsubmit>0</completionsubmit>'.PHP_EOL; |
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$xml .= ' <items>'.PHP_EOL; |
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foreach ($surveyData['questions'] as $q) { |
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$xml .= $this->createQuestionXml($q); |
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} |
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$xml .= ' </items>'.PHP_EOL; |
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$xml .= ' </feedback>'.PHP_EOL; |
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$xml .= '</activity>'; |
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$this->createXmlFile('feedback', $xml, $feedbackDir); |
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} |
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private function createQuestionXml(array $q): string |
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{ |
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$name = htmlspecialchars(strip_tags((string) ($q['text'] ?? '')), ENT_XML1 | ENT_QUOTES, 'UTF-8'); |
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$label = htmlspecialchars(strip_tags((string) ($q['label'] ?? '')), ENT_XML1 | ENT_QUOTES, 'UTF-8'); |
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$typ = $this->mapQuestionType((string) ($q['type'] ?? '')); |
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$pres = $this->getPresentation($q); |
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$hasValue = in_array($typ, ['multichoice','textarea','textfield','numeric'], true) ? '1' : '0'; |
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$pos = (int) ($q['position'] ?? 0); |
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$id = (int) ($q['id'] ?? 0); |
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$xml = ' <item id="'.$id.'">'.PHP_EOL; |
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$xml .= ' <template>0</template>'.PHP_EOL; |
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$xml .= ' <name>'.$name.'</name>'.PHP_EOL; |
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$xml .= ' <label>'.$label.'</label>'.PHP_EOL; |
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$xml .= ' <presentation>'.$pres.'</presentation>'.PHP_EOL; |
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$xml .= ' <typ>'.$typ.'</typ>'.PHP_EOL; |
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$xml .= ' <hasvalue>'.$hasValue.'</hasvalue>'.PHP_EOL; |
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$xml .= ' <position>'.$pos.'</position>'.PHP_EOL; |
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$xml .= ' <required>0</required>'.PHP_EOL; |
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$xml .= ' <dependitem>0</dependitem>'.PHP_EOL; |
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$xml .= ' <dependvalue></dependvalue>'.PHP_EOL; |
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$xml .= ' <options>h</options>'.PHP_EOL; |
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$xml .= ' </item>'.PHP_EOL; |
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return $xml; |
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} |
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private function getPresentation(array $q): string |
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{ |
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$type = (string)($q['type'] ?? ''); |
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$opts = array_map(static fn($o) => htmlspecialchars((string)trim($o), ENT_XML1 | ENT_QUOTES, 'UTF-8'), (array)($q['options'] ?? [])); |
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$joined = implode('|', $opts); |
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return match ($type) { |
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'yesno', 'multiplechoice' => 'r>>>>>'.$joined, |
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'multiplechoiceother' => 'r>>>>>'.$joined, |
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'multipleresponse' => 'c>>>>>'.$joined, |
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'dropdown' => 'd>>>>>'.$joined, |
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'percentage' => 'r>>>>>'.$joined, |
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'textfield' => '30', |
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'open' => '30|5', |
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'numeric' => '', |
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default => '', |
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}; |
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} |
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private function mapQuestionType(string $chType): string |
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{ |
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return match ($chType) { |
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'yesno', 'multiplechoice', 'multiplechoiceother', 'percentage' => 'multichoice', |
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'multipleresponse' => 'multichoice', |
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'dropdown' => 'multichoice', |
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'textfield' => 'textfield', |
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'open', 'comment' => 'textarea', |
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'numeric', 'score' => 'numeric', |
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'pagebreak' => 'pagebreak', |
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'label' => 'label', |
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default => 'textarea', |
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}; |
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} |
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} |
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chamilo /
chamilo-lms
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.