Files
phpsite/login.php
T

57 lines
1.7 KiB
PHP

<?php
session_start();
try {
// Connect to the database
$db = new PDO('mysql:host=localhost;dbname=webform_users;charset=utf8', 'adminweb', 'NQSOJMqnu7e1vinfNUNRxHFotSfEcDrBde8mPT');
$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
} catch (PDOException $e) {
die("Database connection failed: " . $e->getMessage());
}
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
// Sanitize user inputs
$username = htmlspecialchars(trim($_POST['username']));
$password = htmlspecialchars(trim($_POST['password']));
// Fetch user from the database
$stmt = $db->prepare("SELECT * FROM users WHERE username = ?");
$stmt->execute([$username]);
$user = $stmt->fetch(PDO::FETCH_ASSOC);
if ($user && password_verify($password, $user['password'])) {
// Regenerate session ID to prevent session fixation
session_regenerate_id(true);
// Set session variables
$_SESSION['loggedin'] = true;
$_SESSION['user'] = $user['username'];
// Redirect to the main page
header("Location: index.php");
exit;
} else {
$error = "Invalid username or password.";
}
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<title>Login</title>
</head>
<body>
<h2>Login</h2>
<?php if (isset($error)) echo "<p style='color: red;'>$error</p>"; ?>
<form method="post">
<label for="username">Username:</label>
<input type="text" id="username" name="username" required>
<br>
<label for="password">Password:</label>
<input type="password" id="password" name="password" required>
<br>
<button type="submit">Login</button>
</form>
</body>
</html>