85 lines
3.4 KiB
PHP
85 lines
3.4 KiB
PHP
<?php
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session_start();
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require_once 'db/config.php';
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// If user is already logged in, redirect to dashboard
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if (isset($_SESSION['loggedin']) && $_SESSION['loggedin'] === true) {
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header('Location: dashboard.php');
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exit;
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}
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$error = '';
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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$username = $_POST['username'] ?? '';
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$password = $_POST['password'] ?? '';
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if (empty($username) || empty($password)) {
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$error = 'Please enter both username and password.';
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} else {
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try {
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$pdo = db();
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$stmt = $pdo->prepare("SELECT * FROM students WHERE username = ?");
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$stmt->execute([$username]);
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$student = $stmt->fetch();
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if ($student && password_verify($password, $student['password'])) {
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$_SESSION['loggedin'] = true;
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$_SESSION['username'] = $student['username'];
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$_SESSION['student_id'] = $student['id'];
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header('Location: dashboard.php');
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exit;
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} else {
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$error = 'Invalid username or password.';
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}
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} catch (PDOException $e) {
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$error = 'Database error. Please try again later.';
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error_log($e->getMessage());
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}
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}
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}
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Login - University Management</title>
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
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<link rel="stylesheet" href="assets/css/custom.css">
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</head>
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<body>
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<div class="container">
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<div class="row justify-content-center">
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<div class="col-md-6 col-lg-4" style="margin-top: 100px;">
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<div class="card">
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<div class="card-body">
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<h3 class="card-title text-center mb-4">Student Login</h3>
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<?php if ($error): ?>
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<div class="alert alert-danger"><?php echo htmlspecialchars($error); ?></div>
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<?php endif; ?>
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<form action="login.php" method="POST">
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<div class="mb-3">
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<label for="username" class="form-label">Username</label>
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<input type="text" class="form-control" id="username" name="username" required>
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</div>
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<div class="mb-3">
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<label for="password" class="form-label">Password</label>
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<input type="password" class="form-control" id="password" name="password" required>
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</div>
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<div class="d-grid">
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<button type="submit" class="btn btn-primary">Login</button>
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</div>
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</form>
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<div class="text-center mt-3">
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<p class="text-muted">Use `student` / `password123` to log in.</p>
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<a href="index.php">Back to Home</a>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
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</body>
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</html>
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