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Assignment.php
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<!-- Set primary key -->
<?php
session_start();
if (!isset($_SESSION['email'])) {
echo ' <script>
alert("Unauthorized access. Please Login!");
window.location = "index.php";
</script>';
}
?>
<html>
<head>
<style>
body {
font-family: sans-serif;
margin: 0;
padding: 0;
}
textarea {
width: 596px;
height: 132px;
}
.postas {
margin-left: 1%;
padding: 31px;
}
.simply {
margin-left: 2%;
}
.alsosimply {
margin-left: 2%;
margin-bottom: -13px;
}
.remind {
display: inherit;
margin-left: 90%;
}
.download {
position: relative;
right:25px;
top:11px;
height: 25px;
width: 25px;
margin-bottom: -17px;
}
.bigas {
border-radius: 5px;
background-color: #abd9ff;
margin: 35px;
padding: 16px 16px 16px 16px;
display: block;
}
.postprof{
border-radius: 5px;
background-color: #abd9ff;
margin: 35px;
padding: 16px 16px 16px 16px;
display: block;
}
.smallas {
border-radius: 5px;
background-color: #F7F7F7;
margin: 18px 42px 2px 30px;
}
.stud {
padding: 5px 36px 10px;
}
.notify {
justify-content: center;
margin: auto;
margin-top: 0;
bottom: 0;
padding: 20px;
background-color: #E5EBB2;
justify-content: center;
width: 200px;
height: 20px;
border-radius: 15px;
text-align: center;
}
.formnotify {
margin: 0;
margin-top: 0;
}
.container {
margin: auto;
margin-top: 4%;
padding: 33px;
background-color: #E5EBB2;
justify-content: center;
width: 186px;
height: 250px;
border-radius: 19px;
text-align: center;
}
h2 {
margin-bottom: auto;
margin-top: auto;
text-align: center;
color: brown;
}
.text {
margin-top: 20px;
background-color: #EEEEEE;
color: #06283D;
padding: 0.5em;
border-radius: 10px;
border-top: 0;
border-left: 0;
border-right: 0;
outline: none;
text-align: center;
transition-duration: 0.1s;
}
input.i {
width: 100%;
}
input[type=text] {
width: 10%;
padding: 5px 20px;
margin: 8px 0;
box-sizing: border-box;
}
.left {
display: inline;
float: left;
}
.right {
display: inline;
float: right;
}
.topbtn {
background-color: #81C6E8;
border: none;
color: white;
padding: 6px 24px;
text-decoration: none;
margin-top:25px;
margin-left: 15px;
cursor: pointer;
border-radius: 10px;
}
.topbtn:hover {
transform: scale(1.1);
}
</style>
</head>
<!-- <form action="professorHome.php">
<input type='submit' value='home'>
</form> -->
<div class="home">
<form action="professorHome.php">
<input class="topbtn" type='submit' value='HOME'>
</form>
</div>
</html>
<?php
date_default_timezone_set("Asia/Calcutta");
function test_input($data)
{
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
if (isset($_POST['course-code'])) {
$_SESSION["course-code"] = $_POST['course-code'];
$_SESSION['courseName'] = $_POST['courseName'];
}
}
$email = $_SESSION["email"];
$coursecode = $_SESSION["course-code"];
$courseName = $_SESSION['courseName'];
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "classroom";
try {
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$sql = "CREATE TABLE if not exists assignment_subm(student_email varchar(255),coursecode varchar(255),assignment_id varchar(255),id varchar(255),`name` varchar(255),mime varchar(255),data mediumblob,submittedtime varchar(255) ,gotgrade varchar(10),`status` int(1),submstatus int(1))";
if ($conn->query($sql) === TRUE) {
echo "";
} else {
echo "" . $conn->error;
}
$conn->close();
} catch (Exception $e) {
echo "";
}
try {
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$sql = "CREATE TABLE courses if not exists (profemail varchar(255),coursename varchar(255), coursecode varchar(255) PRIMARY KEY)";
if ($conn->query($sql) === TRUE) {
echo "";
} else {
echo "" . $conn->error;
}
$conn->close();
} catch (Exception $e) {
echo "";
}
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
try {
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$sql = "CREATE TABLE if not exists postassignment(profemail varchar(255),coursecode varchar(255), assignment_id varchar(255) ,task varchar(255),postedtime varchar(255), deaddate varchar(255),deadtime varchar(255),maxgrade varchar(10))";
if ($conn->query($sql) === TRUE) {
echo "";
} else {
echo "" . $conn->error;
}
$conn->close();
} catch (Exception $e) {
echo "";
}
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
?>
<html>
<h1 class="alsosimply ">Post Assignment</h1>
<div class="postprof">
<form class="postas" method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>">
<b>Task</b><br>
<textarea rows="3" name="post-assignment" cols="100" placeholder="Post Assignment to your class" required></textarea>
<input name='coursecode' type='hidden' value='<?php echo $coursecode ?>'>
<br><br><b>Dead Line</b><br>
<input type="datetime-local" name="deadline" id="etime" required><br><br>
<b> Max Marks </b><br> <input type="text" name="maxgrade" required maxlength="4"><br> <br>
<input type="submit" name="post" value="Post Assignment" required>
</form>
</div>
<?php
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['grade-btn'])) {
$gotgrade = $_POST['gotgrade'];
$fileid = $_POST['fileid'];
$conn = new mysqli($servername, $username, $password, $dbname);
$sql3 = "UPDATE assignment_subm SET gotgrade = '$gotgrade' ,`status`=1 where id= $fileid ";
$res = $conn->query($sql3);
}
?>
<?php
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['post-assignment'])) {
$task = $_POST['post-assignment'];
$maxgrade = $_POST['maxgrade'];
$deadline = $_POST['deadline'];
$postedtime = $date_clicked = date('Y-m-d H:i:s');
$conn = new mysqli($servername, $username, $password, $dbname);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$assignment_id = rand(100000, 999999);
$sql = "INSERT INTO postassignment (profemail,coursecode,assignment_id,task,postedtime,deadline,maxgrade)
VALUES ('$email','$coursecode','$assignment_id','$task','$postedtime','$deadline','$maxgrade')";
if ($conn->query($sql) === TRUE) {
echo "Assignment Posted successfully";
}
$announcement = "Dear Student , New Assignment is Posted in the Assignment Section. <br>Task : " . $task . "<br>Please Check Assignment Section";
$sql3 = "INSERT INTO announcements(coursecode,date,announce,email) VALUES ('$coursecode','$postedtime','$announcement','$email')";
$res = $conn->query($sql3);
}
?>
<h1 class='simply'>Previous Assignments</h1>
<?php
$conn = new mysqli($servername, $username, $password, $dbname);
$sql2 = "SELECT * FROM postassignment WHERE coursecode='$coursecode' order by postedtime desc";
$res = $conn->query($sql2);
if ($res->num_rows > 0) {
while ($row = $res->fetch_assoc()) {
// $e = $row['email'];
$task = $row['task'];
$assignment_id = $row['assignment_id'];
echo "<div class='bigas'>";
?>
<button onclick="myFunction(<?php echo $assignment_id ?>)">v</button>
<?php
echo "<b>TASK : </b>" . $task;
$maxima = $row['maxgrade'];
echo "<br>Max Grade : " . $maxima;
echo "<br>" . $row['postedtime'];
echo "<form class = 'remind' action='notifyhw.php' method='post'>
<input name='coursecode' type='hidden' value='$coursecode'>
<input name='courseName' type='hidden' value='$courseName'>
<input name='assignment_id' type='hidden' value='$assignment_id'>
<input name='task' type='hidden' value='$task'>
<input type='submit' title='Remind Students' value='Reminder'>
</form><div id='$assignment_id' class='as' style='display:none'>
";
echo "<ol>";
$conn = new mysqli($servername, $username, $password, $dbname);
$sql100 = "SELECT * FROM postassignment WHERE assignment_id = '$assignment_id'";
$res100 = $conn->query($sql100);
$res100 = $res100->fetch_assoc();
$deadlinetime = $res100['deadline'];
$dbh = new PDO("mysql:host=localhost;dbname=classroom", "root", "");
$stat = $dbh->prepare("SELECT * FROM assignment_subm where assignment_id = $assignment_id");
$stat->execute();
while ($row = $stat->fetch()) {
echo "<div class='smallas'>";
$submittedtime = $row['submittedtime'];
$filenaame = $row['name'];
$name = $row['student_email'];
echo "<div class='stud'><li>" . $row['student_email'] . " <div class='right'> <a target = '_blank' href='view.php?id=" . $row['id'] . "' download= '$filenaame'><img class='download' src='download.png'></a> <nbsp><br>" . $submittedtime . "</li>";
if (strtotime($submittedtime) > strtotime($deadlinetime)) {
echo "<p style='color: red'>Submitted late</p>";
} else {
echo "<p style='color: green'>Submitted ontime</p>";
}
if ($row['status'] == 0) {
echo "Assign Marks : <form action = 'Assignment.php' method ='post'> <input type = 'text' name = 'gotgrade'> <input type = 'hidden' name ='fileid' value='" . $row['id'] . "'><input type = 'submit' name='grade-btn' value='Assign'></form> ";
} else echo "Graded : " . $row['gotgrade'] . " / $maxima";
echo "</div></div>";
}
echo "</ol></div>";
echo "</div>
";
}
}
?>
</html>
<script>
function myFunction(y) {
var x = document.getElementById(y);
<?php echo $assignment_id ?>
if (x.style.display === "none") {
x.style.display = "block";
} else {
x.style.display = "none";
}
}
</script>
</html>