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<?php
require_once(__DIR__ . '/../checkuser.php');
function lesson_student() {
global $dbh;
$default_type_option = 2;
$typeOptions = array(
1 => 'Current lesson',
2 => 'Current lesson with after lesson',
);
$id = isset($_GET['id']) ? $_GET['id'] : null;
$sql = "SELECT * FROM mis_event_lesson WHERE id = ? AND deleted = ?";
$parameters = array($id, 0);
$sth = Db\Util::execute($dbh, $sql, $parameters);
$event_lesson = $sth->fetch(PDO::FETCH_ASSOC);
if (!$event_lesson) {
throw new Exception('Event Lesson not found!');
}
$sql = "
SELECT evt.*, program.code AS program_code, subject.code AS subject_code
FROM mis_event evt
LEFT JOIN mis_program program ON program.id = evt.program_id
LEFT JOIN mis_subject subject ON subject.id = evt.subject_id
WHERE evt.id = ? AND evt.deleted = ?";
$parameters = array($event_lesson['event_id'], 0);
$sth = Db\Util::execute($dbh, $sql, $parameters);
$event = $sth->fetch(PDO::FETCH_ASSOC);
if (!$event) {
throw new Exception('Event not found!');
}
if (isPost()) {
// Save
$post = $_POST['event_lesson'];
Db\Util::transaction($dbh, function() use ($dbh, &$event, &$event_lesson, &$post) {
$columns = Db\Util::columns($dbh, 'mis_lesson_student');
$create_lesson_student = function($lesson_id = null) use (&$event_lesson, &$post) {
return array(
'actived' => 1,
'deleted' => 0,
'lesson_id' => $lesson_id === null ? $event_lesson['id'] : $lesson_id,
'student_id' => $post['student_id'],
'attendance' => 1,
);
};
$sql = "SELECT * FROM mis_student WHERE id = ?";
$parameters = array($post['student_id']);
$sth = Db\Util::execute($dbh, $sql, $parameters);
$student = $sth->fetch(PDO::FETCH_ASSOC);
$sql = "SELECT * FROM mis_event WHERE id = ? FOR UPDATE";
$parameters = array($event['id']);
$sth = Db\Util::execute($dbh, $sql, $parameters);
$lesson_students = array();
switch ($post['type']) {
// Only this lesson
case 1: {
$sql = "
SELECT CASE WHEN EXISTS(
SELECT lesson_student.lesson_id
FROM mis_lesson_student lesson_student
INNER JOIN mis_student student ON student.id = lesson_student.student_id
WHERE lesson_student.lesson_id = ? AND student.root_id = ? AND lesson_student.deleted = ?
) THEN 1 ELSE 0 END AS is_exists";
$parameters = array($event_lesson['id'], $student['root_id'], 0);
$sth = Db\Util::execute($dbh, $sql, $parameters);
$record = $sth->fetch(PDO::FETCH_ASSOC);
if (!$record['is_exists']) {
$lesson_student = $create_lesson_student();
$lesson_students[] = $lesson_student;
}
break;
}
// This lesson and after
case 2: {
$sql = "
SELECT * FROM mis_event_lesson
WHERE event_id = ? AND deleted = ? AND number >= ? AND NOT EXISTS(
SELECT *
FROM mis_event_lesson lesson
INNER JOIN mis_lesson_student lesson_student ON lesson_student.lesson_id = lesson.id AND lesson_student.deleted = 0
INNER JOIN mis_student student ON student.id = lesson_student.student_id
WHERE lesson.id = mis_event_lesson.id AND student.root_id = ?
)";
$parameters = array($event['id'], 0, $event_lesson['number'], $student['root_id']);
$sth = Db\Util::execute($dbh, $sql, $parameters);
$event_lessons = $sth->fetchAll();
foreach ($event_lessons as $tmp_event_lesson) {
$lesson_id = $tmp_event_lesson['id'];
$lesson_student = $create_lesson_student($lesson_id);
$lesson_students[] = $lesson_student;
}
break;
}
}
foreach ($lesson_students as $lesson_student) {
$lesson_student['id'] = Db\Util::create($dbh, 'mis_lesson_student', $lesson_student, $columns);
}
});
$data = array(
'id' => $event_lesson['id'],
'message' => 'Saved',
);
redirectAndExit(Util::link(__DIR__ . '/lesson_student.php') . '?' . http_build_query($data));
}
$sql = "
SELECT student.*, student_grade.title AS grade_title
FROM mis_student student
LEFT JOIN mis_student_grade student_grade ON student_grade.id = student.student_grade_id
WHERE student.is_latest = 1 AND student.deleted = 0 AND student.id NOT IN (
SELECT latest_student.id
FROM mis_lesson_student lesson_student
INNER JOIN mis_student student ON student.id = lesson_student.student_id
INNER JOIN mis_student latest_student ON latest_student.root_id = student.root_id AND latest_student.is_latest = 1
WHERE lesson_student.lesson_id = ? AND lesson_student.deleted = ?
)
ORDER BY student.last_name, student.first_name, student.registration_number, student.root_id";
$parameters = array($event_lesson['id'], 0);
$sth = Db\Util::execute($dbh, $sql, $parameters);
$students = $sth->fetchAll();
return array(
'event' => $event,
'event_lesson' => $event_lesson,
'students' => $students,
'typeOptions' => $typeOptions,
'default_type_option' => $default_type_option,
);
}
extract(lesson_student());
?><!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<?php require(__DIR__ . '/../inc/_head_meta.php'); ?>
<?php require(__DIR__ . '/../inc/_head_css.php'); ?>
<?php require(__DIR__ . '/../inc/_head_script.php'); ?>
</head>
<body>
<?php require( __DIR__ . '/../inc/_navbar.php'); ?>
<div class="text-right">
<ul class="breadcrumb">
<li><a href="#">Event</a> <span class="divider">></span></li>
<li><a href="#">Details</a> <span class="divider">></span></li>
<li class="active">Student</li>
</ul>
</div>
<div class="container-fluid pathways-container">
<?php if (isset($message) && !empty($message)): ?>
<div class="alert alert-info">
<button type="button" class="close" data-dismiss="alert">×</button>
<h5 class="alert-heading">Note:</h5>
<p><?=$message?></p>
</div>
<?php endif; ?>
<h3>Lesson Details - Student</h3>
<div class="form-horizontal">
<div class="control-group">
<?php $attribute = 'code'; $label = 'Code'; ?>
<label class="control-label" for="<?=$attribute?>"><?=$label?></label>
<div class="controls form-inline">
<input type="text" id="<?=$attribute?>" name="event[<?=$attribute?>]" class="" value="<?=h($event[$attribute])?>" placeholder="<?=h($label)?>" maxlength="200" readonly="readonly" />
</div>
</div>
<div class="control-group">
<?php $attribute = 'program_code'; $label = 'Programme'; ?>
<label class="control-label" for="<?=$attribute?>"><?=$label?></label>
<div class="controls form-inline">
<input type="text" id="<?=$attribute?>" name="event[<?=$attribute?>]" class="" value="<?=h($event[$attribute])?>" placeholder="<?=h($label)?>" maxlength="200" readonly="readonly" />
</div>
</div>
<div class="control-group">
<?php $attribute = 'subject_code'; $label = 'Subject'; ?>
<label class="control-label" for="<?=$attribute?>"><?=$label?></label>
<div class="controls form-inline">
<input type="text" id="<?=$attribute?>" name="event[<?=$attribute?>]" class="" value="<?=h($event[$attribute])?>" placeholder="<?=h($label)?>" maxlength="200" readonly="readonly" />
</div>
</div>
<div class="control-group">
<?php $attribute = 'number'; $label = 'Lesson'; ?>
<label class="control-label" for="<?=$attribute?>"><?=$label?></label>
<div class="controls form-inline">
<input type="text" id="<?=$attribute?>" name="event_lesson[<?=$attribute?>]" class="" value="<?=h($event_lesson[$attribute])?>" placeholder="<?=h($label)?>" maxlength="200" readonly="readonly" />
</div>
</div>
</div>
<form id="form" class="form-horizontal" method="post" enctype="multipart/form-data">
<?php $attribute = 'id'; ?>
<input type="hidden" name="event_lesson[<?=$attribute?>]" value="<?=h($event_lesson[$attribute])?>" />
<div class="control-group">
<?php $attribute = 'type'; $label = 'Type'; ?>
<label class="control-label" for="<?=$attribute?>"><?=$label?></label>
<div class="controls form-inline">
<?php foreach ($typeOptions as $value => $label): ?>
<label class="radio inline">
<input type="radio" name="event_lesson[<?=$attribute?>]" value="<?=h($value)?>"<?=$value == $default_type_option ? ' checked="checked"' : ''?> />
<?=h($label)?>
</label>
<?php endforeach; ?>
</div>
</div>
<div class="control-group">
<?php $attribute = 'student_id'; $label = 'Student'; ?>
<label class="control-label" for="<?=$attribute?>"><?=$label?></label>
<div class="controls">
<select id="<?=$attribute?>" name="event_lesson[<?=$attribute?>]" class="required select2" placeholder="Select a <?=$label?>">
<option value=""></option>
<?php foreach ($students as $student): ?>
<option value="<?=h($student['id'])?>"<?=$student['id'] == $event_lesson[$attribute] ? ' selected="selected"' : ''?>>
<?=h($student['last_name'])?> <?=h($student['first_name'])?>
(<?=h($student['registration_number'])?>)
<?php if (!empty($student['grade_title'])): ?>
<?=h($student['grade_title'])?>
<?php endif; ?>
</option>
<?php endforeach; ?>
</select>
</div>
</div>
<div class="control-group">
<div class="controls">
<button type="submit" class="btn btn-danger">Save</button>
</div>
</div>
</form>
<script type="text/javascript">
$(function() {
$('.select2').select2();
$('#form').validate();
});
</script>
<?php require( __DIR__ . '/../inc/_footer.php'); ?>
</div> <!-- /container -->
</body>
</html>
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