public function getActivitiesOfCourse($courseId)
{
$activities = array();
$result = $this->_access->getResults($this->_access->prepare("SELECT * FROM " . StudyPressDB::getTableNameActivity() . " WHERE " . StudyPressDB::COL_ID_COURSE_ACTIVITY . " = '%d' ORDER BY " . StudyPressDB::COL_ORDER_ACTIVITY . " ASC", $courseId));
foreach ($result as $row) {
$activity = array();
if ($row[StudyPressDB::COL_TYPE_ACTIVITY] === "lesson") {
$activity = LessonManager::returnedLesson($row);
} else {
$activity = QuizManager::returnedQuiz($row);
}
if ($activity) {
$activities[] = $activity;
}
}
return $activities;
}
