viewCourses.php

<?php
    session_start();
    require 'DatabaseConnection.php';

    if (!isset($_SESSION['user_id'])) {
        header("Location: login.php");
        exit;
    }

    $db = new Database();
    $courses = $db->getCourses();
?>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Available Courses</title>
</head>
<body>
    <?php include 'header.php';?>
    <h1>Available Courses</h1>
    <table>
        <thead>
            <tr>
                <th>Course ID</th>
                <th>Course Code</th>
                <th>Course Name</th>
                <th>Instructor</th>
                <th>Credits</th>
                <th>Semester</th>
            </tr>
        </thead>
        <tbody>
            <?php foreach ($courses as $course): ?>
                <tr>
                    <td><?php echo htmlspecialchars($course['course_id']); ?></td>
                    <td><?php echo htmlspecialchars($course['course_code']); ?></td>
                    <td><?php echo htmlspecialchars($course['course_name']); ?></td>
                    <td><?php echo htmlspecialchars($course['instructor_name']); ?></td>
                    <td><?php echo htmlspecialchars($course['credits']); ?></td>
                    <td><?php echo htmlspecialchars($course['semester']); ?></td>
                </tr>
            <?php endforeach; ?>
        </tbody>
    </table>
    <a href="dashboard.php">Back to Dashboard</a>
</body>
</html>