src/CoreBundle/Service/CourseService.php
<?php
/* For licensing terms, see /license.txt */
declare(strict_types=1);
namespace Chamilo\CoreBundle\Service;
use Agenda;
use AnnouncementManager;
use Answer;
use AppPlugin;
use Chamilo\CoreBundle\Entity\Course;
use Chamilo\CoreBundle\Entity\CourseRelUser;
use Chamilo\CoreBundle\Entity\GradebookCategory;
use Chamilo\CoreBundle\Entity\GradebookLink;
use Chamilo\CoreBundle\Entity\User;
use Chamilo\CoreBundle\Repository\CourseCategoryRepository;
use Chamilo\CoreBundle\Repository\Node\CourseRepository;
use Chamilo\CoreBundle\Repository\Node\UserRepository;
use Chamilo\CoreBundle\Settings\SettingsManager;
use Chamilo\CourseBundle\Component\CourseCopy\CourseBuilder;
use Chamilo\CourseBundle\Component\CourseCopy\CourseRestorer;
use Chamilo\CourseBundle\Entity\CCourseSetting;
use Chamilo\CourseBundle\Entity\CForum;
use Chamilo\CourseBundle\Entity\CGroupCategory;
use DateTime;
use DateTimeZone;
use Doctrine\ORM\EntityManager;
use DocumentManager;
use Exception;
use Exercise;
use InvalidArgumentException;
use Link;
use LogicException;
use MultipleAnswer;
use Symfony\Bundle\SecurityBundle\Security;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Finder\SplFileInfo;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\Mailer\MailerInterface;
use Symfony\Component\Mime\Email;
use Symfony\Contracts\Translation\TranslatorInterface;
class CourseService
{
public const MAX_COURSE_LENGTH_CODE = 40;
public function __construct(
private readonly EntityManager $entityManager,
private readonly CourseRepository $courseRepository,
private readonly Security $security,
private readonly CourseCategoryRepository $courseCategoryRepository,
private readonly UserRepository $userRepository,
private readonly SettingsManager $settingsManager,
private readonly TranslatorInterface $translator,
private readonly MailerInterface $mailer,
private readonly EventLoggerService $eventLoggerService,
private readonly ParameterBagInterface $parameterBag,
private readonly RequestStack $requestStack
) {}
public function createCourse(array $params): ?Course
{
if (empty($params['title'])) {
throw new InvalidArgumentException('The course title cannot be empty.');
}
if (empty($params['wanted_code'])) {
$params['wanted_code'] = $this->generateCourseCode($params['title']);
}
if ($this->courseRepository->courseCodeExists($params['wanted_code'])) {
throw new Exception('The course code already exists: '.$params['wanted_code']);
}
$keys = $this->defineCourseKeys($params['wanted_code']);
$params = array_merge($params, $keys);
$course = $this->registerCourse($params);
if ($course) {
$this->handlePostCourseCreation($course, $params);
}
return $course;
}
public function registerCourse(array $rawParams): ?Course
{
try {
/** @var User $currentUser */
$currentUser = $this->security->getUser();
$params = $this->prepareAndValidateCourseData($rawParams);
$course = new Course();
$course
->setTitle($params['title'])
->setCode($params['code'])
->setVisualCode($params['visualCode'])
->setCourseLanguage($params['courseLanguage'])
->setDescription($this->translator->trans('Course Description'))
->setVisibility((int) $params['visibility'])
->setShowScore(1)
->setDiskQuota((int) $params['diskQuota'])
->setExpirationDate($params['expirationDate'])
->setDepartmentName($params['departmentName'] ?? '')
->setDepartmentUrl($params['departmentUrl'])
->setSubscribe($params['subscribe'])
->setSticky($params['sticky'] ?? false)
->setVideoUrl($params['videoUrl'] ?? '')
->setUnsubscribe($params['unsubscribe'])
->setCreator($currentUser)
;
if (!empty($params['categories'])) {
foreach ($params['categories'] as $categoryId) {
$category = $this->courseCategoryRepository->find($categoryId);
if ($category) {
$course->addCategory($category);
}
}
}
$addTeacher = $params['add_user_as_teacher'] ?? true;
$user = $currentUser;
if (!empty($params['user_id'])) {
$user = $this->userRepository->find((int) $params['user_id']);
}
if ($addTeacher) {
$courseRelTutor = (new CourseRelUser())
->setCourse($course)
->setUser($user)
->setStatus(1)
->setTutor(true)
->setRelationType(0)
->setUserCourseCat(0)
;
$course->addSubscription($courseRelTutor);
}
if (!empty($params['teachers'])) {
foreach ($params['teachers'] as $teacherId) {
$teacher = $this->userRepository->find($teacherId);
if ($teacher) {
$courseRelTeacher = (new CourseRelUser())
->setCourse($course)
->setUser($teacher)
->setStatus(1)
->setTutor(false)
->setRelationType(0)
->setUserCourseCat(0)
;
$course->addSubscription($courseRelTeacher);
}
}
}
$this->courseRepository->create($course);
if ($rawParams['exemplary_content']) {
$this->fillCourse($course, $params);
}
if (isset($rawParams['course_template'])) {
$this->useTemplateAsBasisIfRequired(
$course->getCode(),
$rawParams['course_template']
);
}
return $course;
} catch (Exception $e) {
return null;
}
}
public function sendEmailToAdmin(Course $course): void
{
$siteName = $this->getDefaultSetting('platform.site_name');
$recipientEmail = $this->getDefaultSetting('admin.administrator_email');
$recipientName = $this->getDefaultSetting('admin.administrator_name').' '.$this->getDefaultSetting('admin.administrator_surname');
$institutionName = $this->getDefaultSetting('platform.institution');
$courseName = $course->getTitle();
$subject = $this->translator->trans('New Course Created in')."$siteName - $institutionName";
$greeting = $this->translator->trans('email.greeting');
$intro = $this->translator->trans('email.course_created_intro');
$courseNameLabel = $this->translator->trans('email.course_name');
$message = "$greeting $recipientName,\n\n";
$message .= "$intro $siteName - $institutionName.\n";
$message .= "$courseNameLabel $courseName\n";
$message .= $this->translator->trans('Course name: ').$course->getTitle()."\n";
foreach ($course->getCategories() as $category) {
$message .= $this->translator->trans('Category: ').$category->getCode()."\n";
}
$message .= $this->translator->trans('Coach: ').$course->getTutorName()."\n";
$message .= $this->translator->trans('Language: ').$course->getCourseLanguage();
$email = (new Email())
->from($recipientEmail)
->to($recipientEmail)
->subject($subject)
->text($message)
;
$this->mailer->send($email);
}
public function defineCourseKeys(
string $wantedCode,
string $prefixForAll = '',
string $prefixForPath = '',
bool $addUniquePrefix = false,
bool $useCodeIndependentKeys = true
): array {
$wantedCode = $this->generateCourseCode($wantedCode);
$keysCourseCode = $useCodeIndependentKeys ? $wantedCode : '';
$uniquePrefix = $addUniquePrefix ? substr(md5(uniqid((string) rand(), true)), 0, 10) : '';
$keys = [];
$finalSuffix = ['CourseId' => '', 'CourseDir' => ''];
$limitNumTry = 100;
$tryCount = 0;
$keysAreUnique = false;
while (!$keysAreUnique && $tryCount < $limitNumTry) {
$keysCourseId = $prefixForAll.$uniquePrefix.$keysCourseCode.$finalSuffix['CourseId'];
$keysCourseRepository = $prefixForPath.$uniquePrefix.$wantedCode.$finalSuffix['CourseDir'];
if ($this->courseRepository->courseCodeExists($keysCourseId)) {
$finalSuffix['CourseId'] = substr(md5(uniqid((string) rand(), true)), 0, 4);
$tryCount++;
} else {
$keysAreUnique = true;
}
}
if ($keysAreUnique) {
$keys = [
'code' => $keysCourseCode,
'visual_code' => $keysCourseId,
'directory' => $keysCourseRepository,
];
}
return $keys;
}
public function fillCourse(Course $course, array $params): void
{
$entityManager = $this->entityManager;
$this->insertCourseSettings($course);
$this->createGroupCategory($course);
$gradebook = $this->createRootGradebook($course);
if ('true' === $this->settingsManager->getSetting('course.example_material_course_creation')) {
$this->insertExampleContent($course, $gradebook);
}
$this->installCoursePlugins($course->getId());
$entityManager->flush();
}
private function insertCourseSettings(Course $course): void
{
$defaultEmailExerciseAlert = 0;
if ('true' === $this->settingsManager->getSetting('exercise.email_alert_manager_on_new_quiz')) {
$defaultEmailExerciseAlert = 1;
}
$settings = [
'email_alert_manager_on_new_doc' => ['title' => '', 'default' => 0, 'category' => 'work'],
'email_alert_on_new_doc_dropbox' => ['default' => 0, 'category' => 'dropbox'],
'allow_user_edit_agenda' => ['default' => 0, 'category' => 'agenda'],
'allow_user_edit_announcement' => ['default' => 0, 'category' => 'announcement'],
'email_alert_manager_on_new_quiz' => ['default' => $defaultEmailExerciseAlert, 'category' => 'quiz'],
'allow_user_image_forum' => ['default' => 1, 'category' => 'forum'],
'course_theme' => ['default' => '', 'category' => 'theme'],
'allow_learning_path_theme' => ['default' => 1, 'category' => 'theme'],
'allow_open_chat_window' => ['default' => 1, 'category' => 'chat'],
'email_alert_to_teacher_on_new_user_in_course' => ['default' => 0, 'category' => 'registration'],
'allow_user_view_user_list' => ['default' => 1, 'category' => 'user'],
'display_info_advance_inside_homecourse' => ['default' => 1, 'category' => 'thematic_advance'],
'email_alert_students_on_new_homework' => ['default' => 0, 'category' => 'work'],
'enable_lp_auto_launch' => ['default' => 0, 'category' => 'learning_path'],
'enable_exercise_auto_launch' => ['default' => 0, 'category' => 'exercise'],
'enable_document_auto_launch' => ['default' => 0, 'category' => 'document'],
'pdf_export_watermark_text' => ['default' => '', 'category' => 'learning_path'],
'allow_public_certificates' => [
'default' => 'true' === $this->settingsManager->getSetting('course.allow_public_certificates') ? 1 : '',
'category' => 'certificates',
],
'documents_default_visibility' => ['default' => 'visible', 'category' => 'document'],
'show_course_in_user_language' => ['default' => 2, 'category' => null],
'email_to_teachers_on_new_work_feedback' => ['default' => 1, 'category' => null],
];
foreach ($settings as $variable => $setting) {
$courseSetting = new CCourseSetting();
$courseSetting->setCId($course->getId());
$courseSetting->setVariable($variable);
$courseSetting->setTitle($setting['title'] ?? '');
$courseSetting->setValue((string) $setting['default']);
$courseSetting->setCategory($setting['category'] ?? '');
$this->entityManager->persist($courseSetting);
}
$this->entityManager->flush();
}
private function createGroupCategory(Course $course): void
{
$groupCategory = new CGroupCategory();
$groupCategory
->setTitle($this->translator->trans('Default groups'))
->setParent($course)
->addCourseLink($course)
;
$this->entityManager->persist($groupCategory);
$this->entityManager->flush();
}
private function createRootGradebook(Course $course): GradebookCategory
{
/** @var User $currentUser */
$currentUser = $this->security->getUser();
if (!$currentUser) {
throw new LogicException('There is no user currently authenticated..');
}
$gradebookCategory = new GradebookCategory();
$gradebookCategory
->setTitle($course->getCode())
->setLocked(0)
->setGenerateCertificates(false)
->setDescription('')
->setCourse($course)
->setWeight(100)
->setVisible(false)
->setCertifMinScore(75)
->setUser($currentUser)
;
$this->entityManager->persist($gradebookCategory);
$this->entityManager->flush();
return $gradebookCategory;
}
private function insertExampleContent(Course $course, GradebookCategory $gradebook): void
{
/** @var User $currentUser */
$currentUser = $this->security->getUser();
$files = [
['path' => '/audio', 'title' => $this->translator->trans('Audio'), 'filetype' => 'folder', 'size' => 0],
['path' => '/images', 'title' => $this->translator->trans('Images'), 'filetype' => 'folder', 'size' => 0],
['path' => '/images/gallery', 'title' => $this->translator->trans('Gallery'), 'filetype' => 'folder', 'size' => 0],
['path' => '/video', 'title' => $this->translator->trans('Video'), 'filetype' => 'folder', 'size' => 0],
];
$paths = [];
$courseInfo = ['real_id' => $course->getId(), 'code' => $course->getCode()];
foreach ($files as $file) {
$doc = DocumentManager::addDocument(
$courseInfo,
$file['path'],
$file['filetype'],
$file['size'],
$file['title'],
null,
0,
null,
0,
0,
0,
false
);
$paths[$file['path']] = $doc->getIid();
}
$projectDir = $this->parameterBag->get('kernel.project_dir');
$defaultPath = $projectDir.'/public/img/document';
$request = $this->requestStack->getCurrentRequest();
$baseUrl = $request->getSchemeAndHttpHost().$request->getBasePath();
$finder = new Finder();
$finder->in($defaultPath);
/** @var SplFileInfo $file */
foreach ($finder as $file) {
$parentName = \dirname(str_replace($defaultPath, '', $file->getRealPath()));
if ('/' === $parentName || '/certificates' === $parentName) {
continue;
}
$title = $file->getFilename();
$parentId = $paths[$parentName];
if ($file->isDir()) {
$realPath = str_replace($defaultPath, '', $file->getRealPath());
$document = DocumentManager::addDocument(
$courseInfo,
$realPath,
'folder',
null,
$title,
'',
null,
null,
null,
null,
null,
false,
null,
$parentId,
$file->getRealPath()
);
$paths[$realPath] = $document->getIid();
} else {
$realPath = str_replace($defaultPath, '', $file->getRealPath());
$document = DocumentManager::addDocument(
$courseInfo,
$realPath,
'file',
$file->getSize(),
$title,
'',
null,
null,
null,
null,
null,
false,
null,
$parentId,
$file->getRealPath()
);
}
}
$now = new DateTime('now', new DateTimeZone('UTC'));
$formattedNow = $now->format('Y-m-d H:i:s');
$agenda = new Agenda('course');
$agenda->set_course($courseInfo);
$agenda->addEvent(
$formattedNow,
$formattedNow,
0,
$this->translator->trans('Course creation'),
$this->translator->trans('This course was created at this time'),
['everyone' => 'everyone']
);
/* Links tool */
$link = new Link();
$link->setCourse($courseInfo);
$links = [
[
'c_id' => $course->getId(),
'url' => 'http://www.google.com',
'title' => 'Quick and powerful search engine',
'description' => $this->translator->trans('Quick and powerful search engine'),
'category_id' => 0,
'on_homepage' => 0,
'target' => '_self',
'session_id' => 0,
],
[
'c_id' => $course->getId(),
'url' => 'http://www.wikipedia.org',
'title' => 'Free online encyclopedia',
'description' => $this->translator->trans('Free online encyclopedia'),
'category_id' => 0,
'on_homepage' => 0,
'target' => '_self',
'session_id' => 0,
],
];
foreach ($links as $params) {
$link->save($params, false, false);
}
/* Announcement tool */
AnnouncementManager::add_announcement(
$courseInfo,
0,
$this->translator->trans('This is an announcement example'),
$this->translator->trans('This is an announcement example. Only trainers are allowed to publish announcements.'),
['everyone' => 'everyone'],
null,
null,
$formattedNow
);
/* Exercise tool */
$exercise = new Exercise($course->getId());
$exercise->exercise = $this->translator->trans('Sample test');
$html = '<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr>
<td width="220" valign="top" align="left">
<img src="'.$baseUrl.'/public/img/document/images/mr_chamilo/doubts.png">
</td>
<td valign="top" align="left">'.$this->translator->trans('Irony').'</td></tr>
</table>';
$exercise->type = 1;
$exercise->setRandom(0);
$exercise->active = 1;
$exercise->results_disabled = 0;
$exercise->description = $html;
$exercise->save();
$question = new MultipleAnswer();
$question->course = $courseInfo;
$question->question = $this->translator->trans('Socratic irony is...');
$question->description = $this->translator->trans('(more than one answer can be true)');
$question->weighting = 10;
$question->position = 1;
$question->course = $courseInfo;
$question->save($exercise);
$questionId = $question->id;
$answer = new Answer($questionId, $courseInfo['real_id']);
$answer->createAnswer($this->translator->trans('Ridiculise one\'s interlocutor in order to have him concede he is wrong.'), 0, $this->translator->trans('No. Socratic irony is not a matter of psychology, it concerns argumentation.'), -5, 1);
$answer->createAnswer($this->translator->trans('Admit one\'s own errors to invite one\'s interlocutor to do the same.'), 0, $this->translator->trans('No. Socratic irony is not a seduction strategy or a method based on the example.'), -5, 2);
$answer->createAnswer($this->translator->trans('Compell one\'s interlocutor, by a series of questions and sub-questions, to admit he doesn\'t know what he claims to know.'), 1, $this->translator->trans('Indeed'), 5, 3);
$answer->createAnswer($this->translator->trans('Use the Principle of Non Contradiction to force one\'s interlocutor into a dead end.'), 1, $this->translator->trans('This answer is not false. It is true that the revelation of the interlocutor\'s ignorance means showing the contradictory conclusions where lead his premisses.'), 5, 4);
$answer->save();
// Forums.
$params = [
'forum_category_title' => $this->translator->trans('Example Forum Category'),
'forum_category_comment' => '',
];
$forumCategoryId = saveForumCategory($params, $courseInfo, false);
$params = [
'forum_category' => $forumCategoryId,
'forum_title' => $this->translator->trans('Example Forum'),
'forum_comment' => '',
'default_view_type_group' => ['default_view_type' => 'flat'],
];
$forumId = store_forum($params, $courseInfo, true);
$repo = $this->entityManager->getRepository(CForum::class);
$forumEntity = $repo->find($forumId);
$params = [
'post_title' => $this->translator->trans('Example Thread'),
'forum_id' => $forumId,
'post_text' => $this->translator->trans('Example ThreadContent'),
'calification_notebook_title' => '',
'numeric_calification' => '',
'weight_calification' => '',
'forum_category' => $forumCategoryId,
'thread_peer_qualify' => 0,
];
saveThread($forumEntity, $params, $courseInfo, false);
$this->createExampleGradebookContent($course, $gradebook, $exercise->id);
}
private function createExampleGradebookContent(Course $course, GradebookCategory $parentCategory, int $refId): void
{
$manager = $this->entityManager;
/* Gradebook tool */
$courseCode = $course->getCode();
$childGradebookCategory = new GradebookCategory();
$childGradebookCategory->setTitle($courseCode);
$childGradebookCategory->setLocked(0);
$childGradebookCategory->setGenerateCertificates(false);
$childGradebookCategory->setDescription('');
$childGradebookCategory->setCourse($course);
$childGradebookCategory->setWeight(100);
$childGradebookCategory->setVisible(true);
$childGradebookCategory->setCertifMinScore(75);
$childGradebookCategory->setParent($parentCategory);
$childGradebookCategory->setUser(api_get_user_entity());
$manager->persist($childGradebookCategory);
$manager->flush();
$gradebookLink = new GradebookLink();
$gradebookLink->setType(1);
$gradebookLink->setRefId($refId);
$gradebookLink->setUser(api_get_user_entity());
$gradebookLink->setCourse($course);
$gradebookLink->setCategory($childGradebookCategory);
$gradebookLink->setCreatedAt(new DateTime());
$gradebookLink->setWeight(100);
$gradebookLink->setVisible(1);
$gradebookLink->setLocked(0);
$manager->persist($gradebookLink);
$manager->flush();
}
private function installCoursePlugins(int $courseId): void
{
$app_plugin = new AppPlugin();
$app_plugin->install_course_plugins($courseId);
}
public function useTemplateAsBasisIfRequired($courseCode, $courseTemplate): void
{
$templateSetting = $this->settingsManager->getSetting('course.course_creation_use_template');
$teacherCanSelectCourseTemplate = 'true' === $this->settingsManager->getSetting('course.teacher_can_select_course_template');
$courseTemplate = isset($courseTemplate) ? (int) $courseTemplate : 0;
$useTemplate = false;
if ($teacherCanSelectCourseTemplate && $courseTemplate) {
$useTemplate = true;
$originCourse = $this->courseRepository->findCourseAsArray($courseTemplate);
} elseif (!empty($templateSetting)) {
$useTemplate = true;
$originCourse = $this->courseRepository->findCourseAsArray($templateSetting);
}
if ($useTemplate && $originCourse) {
$originCourse['official_code'] = $originCourse['code'];
$cb = new CourseBuilder(null, $originCourse);
$course = $cb->build(null, $originCourse['code']);
$cr = new CourseRestorer($course);
$cr->set_file_option();
$cr->restore($courseCode);
}
}
private function prepareAndValidateCourseData(array $params): array
{
$title = str_replace('&', '&', $params['title'] ?? '');
$code = $params['code'] ?? '';
$visualCode = $params['visual_code'] ?? '';
$directory = $params['directory'] ?? '';
$tutorName = $params['tutor_name'] ?? null;
$courseLanguage = !empty($params['course_language']) ? $params['course_language'] : $this->getDefaultSetting('language.platform_language');
$departmentName = $params['department_name'] ?? null;
$departmentUrl = $this->fixDepartmentUrl($params['department_url'] ?? '');
$diskQuota = $params['disk_quota'] ?? $this->getDefaultSetting('document.default_document_quotum');
$visibility = $params['visibility'] ?? $this->getDefaultSetting('course.courses_default_creation_visibility', Course::OPEN_PLATFORM);
$subscribe = $params['subscribe'] ?? (Course::OPEN_PLATFORM == $visibility);
$unsubscribe = $params['unsubscribe'] ?? false;
$expirationDate = $params['expiration_date'] ?? $this->getFutureExpirationDate();
$teachers = $params['teachers'] ?? [];
$categories = $params['course_categories'] ?? [];
$notifyAdmins = $this->getDefaultSetting('course.send_email_to_admin_when_create_course');
$errors = [];
if (empty($code)) {
$errors[] = 'courseSysCode is missing';
}
if (empty($visualCode)) {
$errors[] = 'courseScreenCode is missing';
}
if (empty($directory)) {
$errors[] = 'courseRepository is missing';
}
if (empty($title)) {
$errors[] = 'title is missing';
}
if ($visibility < 0 || $visibility > 4) {
$errors[] = 'visibility is invalid';
}
if (!empty($errors)) {
throw new Exception(implode(', ', $errors));
}
return [
'title' => $title,
'code' => $code,
'visualCode' => $visualCode,
'directory' => $directory,
'tutorName' => $tutorName,
'courseLanguage' => $courseLanguage,
'departmentName' => $departmentName,
'departmentUrl' => $departmentUrl,
'diskQuota' => $diskQuota,
'visibility' => $visibility,
'subscribe' => $subscribe,
'unsubscribe' => $unsubscribe,
'expirationDate' => new DateTime($expirationDate),
'teachers' => $teachers,
'categories' => $categories,
'notifyAdmins' => $notifyAdmins,
];
}
private function getDefaultSetting(string $name, $default = null)
{
$settingValue = $this->settingsManager->getSetting($name);
return null !== $settingValue ? $settingValue : $default;
}
private function fixDepartmentUrl(string $url): string
{
if (!empty($url) && !str_starts_with($url, 'http://') && !str_starts_with($url, 'https://')) {
return 'http://'.$url;
}
return 'http://' === $url ? '' : $url;
}
private function getFutureExpirationDate(): string
{
return (new DateTime())->modify('+1 year')->format('Y-m-d H:i:s');
}
private function generateCourseCode(string $title): string
{
$cleanTitle = preg_replace('/[^A-Z0-9]/', '', strtoupper($this->replaceDangerousChar($title)));
return substr($cleanTitle, 0, self::MAX_COURSE_LENGTH_CODE);
}
private function replaceDangerousChar(string $text): string
{
$encoding = mb_detect_encoding($text, mb_detect_order(), true);
if ('UTF-8' !== $encoding) {
$text = mb_convert_encoding($text, 'UTF-8', $encoding);
}
$text = str_replace(' ', '-', $text);
$text = preg_replace('/[^-\w]+/', '', $text);
return preg_replace('/\.+$/', '', $text);
}
private function handlePostCourseCreation(Course $course, array $params): void
{
if ($params['notifyAdmins'] ?? false) {
$this->sendEmailToAdmin($course);
}
$this->eventLoggerService->addEvent(
'course_created',
'course_id',
$course->getId(),
null,
$this->security->getUser()->getId(),
$course->getId()
);
}
}