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weekDelete.php
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<?php
include 'config.php';
session_start();
if (isset($_SESSION['user_name']) && isset($_SESSION['COO_id'])) {
$week_id = $_GET['deleteWeek'];
$sql = "SELECT * FROM week WHERE week_id= '$week_id' ";
$result = mysqli_query($conn, $sql);
$week = mysqli_fetch_array($result);
$week_id = $week["week_id"];
$week_title = $week['week_title'];
$week_number = $week['week_number'];
//catching subject name of a week_id
$ql = "SELECT * FROM subject WHERE subject_id=(SELECT subject_id FROM week WHERE week_id = '$week_id')";
$rlt = mysqli_query($conn, $ql);
$subject = mysqli_fetch_array($rlt);
$subject_id = $subject["subject_id"];
$subject_name = $subject["subject_name"];
?>
<?php
//if yesDeleteWeek button clicked
if (isset($_POST['yesDeleteWeek'])) {
$sq = "DELETE FROM week WHERE week_id = '$week_id'";
mysqli_query($conn, $sq);
$_SESSION['subject_id'] = $subject_id;
$_SESSION['subject_name'] = $subject_name;
header("Location: weeks.php");
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-+0n0xVW2eSR5OomGNYDnhzAbDsOXxcvSN1TPprVMTNDbiYZCxYbOOl7+AMvyTG2x" crossorigin="anonymous">
<link rel="stylesheet" type="text/css" href="styleOthers.css">
<title>weekDelete</title>
</head>
<body>
<div>
<h1 class="fw-bold"> Are you sure you want to delete </br>
<?php
echo $week_title . " from <br>" . $subject_name . " " ?> and all it's contents?</h1>
</div>
<div class="section">
<form action="" method="POST">
<button class="btn btn-primary" type="submit" name="yesDeleteWeek">YES</button>
</form>
</div>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js" integrity="sha384-gtEjrD/SeCtmISkJkNUaaKMoLD0//ElJ19smozuHV6z3Iehds+3Ulb9Bn9Plx0x4" crossorigin="anonymous"></script>
</body>
</html>
<?php } else {
header("Location: teacherLogin.php");
} ?>