}
if (!isset($_SESSION['date_from']) or $_SESSION['date_from'] == '') {
$_SESSION['date_from'] = date("d.m.Y", strtotime('-10 days', time()));
}
if (!isset($_SESSION['date_to']) or $_SESSION['date_to'] == '') {
$_SESSION['date_to'] = date("d.m.Y");
}
$date_from = implode('-', array_reverse(explode('.', $_SESSION['date_from'])));
$date_to = implode('-', array_reverse(explode('.', $_SESSION['date_to'])));
$template_name = 'class_lessons.html';
$renderArray = array('date_from' => $_SESSION['date_from'], 'date_to' => $_SESSION['date_to'], 'ui_theme' => $config['ui']['theme']);
$renderArray['subject_id'] = $subject_id;
$renderArray['queryResult'] = $queryResult;
if ($fromAjax) {
$template_name = 'class_lessons_ajax.html';
$subject = get_lesson_subject($subject_id);
$lessons = get_lessons($subject_id, $date_from, $date_to);
$lessons_count = count($lessons);
$students_list = get_student_classes_list($subject['class_id'], 0);
$active_leson = false;
foreach ($students_list as $key => $student) {
$students_list[$key]['grades'] = get_student_lesson_grades($student['student_id'], $subject_id, $date_from, $date_to);
}
$renderArray['lessons'] = $lessons;
$renderArray['lessons_count'] = $lessons_count;
$renderArray['students_list'] = $students_list;
} else {
$renderArray['lesson_types'] = get_lesson_types();
}
$template = $twig->loadTemplate('teachers/' . $template_name);
echo $template->render($renderArray);
<br>
<label>File (PDF only| max. 10 Mo) :</label>
<br>
<input type = "file" name = "my_file" id = "my_file">
<br>
<label>File Title (max. 50 caractères) :</label>
<br>
<input type="text" name="part_title" placeholder = "File Title" id="part_title">
<br>
<input type = "hidden" name = "max_file_size" value = "10485760">
<input type="submit" name="submit" value="Submit" />
</form>
<?php
$lesson_title_array = array();
$lesson_title_array = get_lessons();
if (empty($lesson_title_array)) {
echo "No lesson yet !";
} else {
foreach ($lesson_title_array as $lesson_title) {
$i = 1;
$part_title_array = array();
$part_title_array = get_parts($lesson_title);
?>
<table>
<thead>
<tr>
<th class = "ico">
<img src = "../design/images/logoicon.jpg" alt = "logoicon">
</th>
<th colspan="2">
