71 lines
2.2 KiB
PHP
71 lines
2.2 KiB
PHP
<?php
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require_once 'db/config.php';
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session_start();
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if (isset($_SESSION['user_id'])) {
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header('Location: index.php');
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exit;
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}
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$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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$db = db();
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$stmt = $db->prepare('SELECT id, password, role FROM users WHERE username = ?');
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$stmt->execute([$username]);
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$user = $stmt->fetch();
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if ($user && password_verify($password, $user['password'])) {
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$_SESSION['user_id'] = $user['id'];
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$_SESSION['role'] = $user['role'];
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header('Location: index.php');
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exit;
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} else {
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$error = 'Invalid username or password.';
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}
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}
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}
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<title>Login</title>
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<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.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">
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<div class="card mt-5">
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<div class="card-header">
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<h4>Login</h4>
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</div>
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<div class="card-body">
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<?php if ($error): ?>
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<div class="alert alert-danger"><?php echo $error; ?></div>
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<?php endif; ?>
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<form method="POST">
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<div class="form-group">
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<label for="username">Username</label>
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<input type="text" name="username" id="username" class="form-control" required>
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</div>
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<div class="form-group">
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<label for="password">Password</label>
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<input type="password" name="password" id="password" class="form-control" required>
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</div>
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<button type="submit" class="btn btn-primary">Login</button>
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</form>
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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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</body>
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</html>
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