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<?php |
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/* For licensing terms, see /license.txt */ |
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use Chamilo\CourseBundle\Entity\CSurveyQuestionOption; |
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require_once __DIR__.'/../../main/inc/global.inc.php'; |
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api_protect_course_script(true); |
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api_protect_teacher_script(); |
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$surveyId = isset($_GET['survey']) ? (int) $_GET['survey'] : 0; |
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$surveyData = SurveyManager::get_survey($surveyId); |
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$courseId = api_get_course_int_id(); |
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if (empty($surveyData)) { |
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api_not_allowed(true); |
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} |
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$plugin = SurveyExportTxtPlugin::create(); |
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$allowExportIncomplete = 'true' === $plugin->get('export_incomplete'); |
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if ($plugin->get('enabled') !== 'true') { |
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api_not_allowed(true); |
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} |
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$questionsData = SurveyManager::get_questions($surveyId, $courseId); |
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// Sort questions by their "sort" field |
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usort( |
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$questionsData, |
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function ($qL, $qR) { |
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if ($qL['sort'] == $qR['sort']) { |
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return 0; |
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} |
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return $qL['sort'] < $qR['sort'] ? -1 : 1; |
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} |
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); |
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$content = []; |
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$parts = []; |
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$indexPart = 0; |
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$numberOfQuestions = 0; |
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// Separate questions in introduction and main blocks |
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foreach ($questionsData as $questionData) { |
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if (!in_array($questionData['type'], ['yesno', 'pagebreak', 'multiplechoice'])) { |
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continue; |
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} |
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if ('pagebreak' === $questionData['type']) { |
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$indexPart++; |
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continue; |
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} |
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$numberOfQuestions++; |
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if (0 === $indexPart) { |
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$parts[0][] = $questionData; |
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continue; |
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} |
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$parts[$indexPart][] = $questionData; |
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} |
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if (count($parts) < 2) { |
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api_not_allowed( |
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true, |
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Display::return_message(get_lang('NoData'), 'warning') |
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); |
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} |
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// Process introduction questions to show |
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foreach ($parts[0] as $key => $introQuestion) { |
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$content[] = chr($key + 97).'. '.strip_tags($introQuestion['question']); |
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foreach ($introQuestion['answers'] as $answer) { |
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$content[] = '>'.strip_tags($answer); |
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} |
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} |
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$content[] = str_repeat('*', 40); |
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// Get surveys by users |
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$surveyAnswers = Database::getManager() |
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->createQuery( |
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'SELECT sa.user, MIN(sa.iid) AS id FROM ChamiloCourseBundle:CSurveyAnswer sa |
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WHERE sa.cId = :course AND sa.surveyId = :survey |
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GROUP BY sa.user ORDER BY id ASC' |
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) |
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->setParameters(['course' => $courseId, 'survey' => $surveyId]) |
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->getResult(); |
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// Process answers |
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$i = 1; |
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foreach ($surveyAnswers as $answer) { |
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$userAnswersCount = 0; |
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$surveyLine = ''; |
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// Show answers for introduction questions |
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foreach ($parts[0] as $introQuestion) { |
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$options = getQuestionOptions( |
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$answer['user'], |
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$courseId, |
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$introQuestion['survey_id'], |
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$introQuestion['question_id'] |
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); |
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$userAnswersCount += count($options); |
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/** @var CSurveyQuestionOption $option */ |
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foreach ($options as $option) { |
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$surveyLine .= $option->getSort(); |
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} |
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} |
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$surveyLine .= '","'; |
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foreach ($parts as $z => $part) { |
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if (0 === $z) { |
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continue; |
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} |
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// Show answers for main questions |
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foreach ($part as $mainQuestion) { |
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$options = getQuestionOptions( |
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$answer['user'], |
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$courseId, |
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$mainQuestion['survey_id'], |
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$mainQuestion['question_id'] |
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); |
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$userAnswersCount += count($options); |
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/** @var CSurveyQuestionOption $option */ |
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foreach ($options as $option) { |
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$surveyLine .= $option->getSort(); |
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} |
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} |
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} |
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$surveyLine .= '"'; |
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if (!$allowExportIncomplete && $userAnswersCount < $numberOfQuestions) { |
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continue; |
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} |
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$content[] = '"'.$i.'","'.$surveyLine; |
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$i++; |
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} |
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// Add EOL to lines |
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$fileContent = array_map( |
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function ($line) { |
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return html_entity_decode($line).PHP_EOL.PHP_EOL; |
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}, |
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$content |
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); |
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// Generate file |
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$fileName = api_get_path(SYS_ARCHIVE_PATH).md5($surveyId.time()).'.txt'; |
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file_put_contents($fileName, $fileContent); |
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DocumentManager::file_send_for_download($fileName, true); |
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/** |
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* @param string $user |
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* @param int $courseId |
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* @param int $surveyId |
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* @param int $questionId |
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* |
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* @return array |
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*/ |
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function getQuestionOptions($user, $courseId, $surveyId, $questionId) |
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{ |
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$options = Database::getManager() |
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->createQuery( |
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'SELECT sqo FROM ChamiloCourseBundle:CSurveyQuestionOption sqo |
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INNER JOIN ChamiloCourseBundle:CSurveyAnswer sa |
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WITH |
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sqo.cId = sa.cId |
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AND sqo.questionId = sa.questionId |
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AND sqo.surveyId = sa.surveyId |
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AND sqo.iid = sa.optionId |
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WHERE sa.user = :user AND sa.cId = :course AND sa.surveyId = :survey AND sa.questionId = :question' |
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) |
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->setParameters( |
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[ |
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'user' => $user, |
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'course' => $courseId, |
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'survey' => $surveyId, |
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'question' => $questionId, |
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] |
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) |
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->getResult(); |
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return $options; |
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} |
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chamilo /
chamilo-lms
