103 lines
3.6 KiB
PHP
103 lines
3.6 KiB
PHP
<?php
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session_start();
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require_once 'db/config.php';
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$db = db();
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// Redirect if already logged in
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if (isset($_SESSION['user_id'])) {
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header("Location: index.php");
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exit();
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}
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$error_message = '';
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if ($_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_message = 'Please enter both username and password.';
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} else {
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$stmt = $db->prepare("SELECT id, password, role_id FROM users WHERE username = :username");
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$stmt->bindParam(':username', $username);
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$stmt->execute();
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$user = $stmt->fetch(PDO::FETCH_ASSOC);
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if ($user && password_verify($password, $user['password'])) {
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$_SESSION['user_id'] = $user['id'];
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$_SESSION['username'] = $username;
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$_SESSION['role_id'] = $user['role_id'];
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// Log attendance
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$login_time = date('Y-m-d H:i:s');
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$ip_address = $_SERVER['REMOTE_ADDR'];
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$attendance_stmt = $db->prepare("INSERT INTO attendance (user_id, login_time, ip_address) VALUES (:user_id, :login_time, :ip_address)");
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$attendance_stmt->bindParam(':user_id', $user['id']);
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$attendance_stmt->bindParam(':login_time', $login_time);
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$attendance_stmt->bindParam(':ip_address', $ip_address);
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$attendance_stmt->execute();
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$_SESSION['attendance_id'] = $db->lastInsertId();
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header("Location: index.php");
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exit();
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} else {
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$error_message = 'Invalid username or password.';
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}
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}
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}
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// Fetch header content
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ob_start();
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include 'index.php';
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$page_content = ob_get_clean();
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// Extract only the <head> and <header>
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$head_and_header = '';
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if (preg_match('/<head>.*?<\/head>/s', $page_content, $head_match)) {
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$head_and_header .= $head_match[0];
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}
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if (preg_match('/<header>.*?<\/header>/s', $page_content, $header_match)) {
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$head_and_header .= $header_match[0];
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}
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// Replace active nav link
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$head_and_header = str_replace('<a class="nav-link" href="index.php">Home</a>', '<a class="nav-link" href="index.php">Home</a>', $head_and_header);
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$head_and_header = preg_replace('/<a class="nav-link active" (.*?)>/', '<a class="nav-link" $1>', $head_and_header);
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echo str_replace('</head>', '<style>.login-container { max-width: 400px; margin: 5rem auto; }</style></head>', $head_and_header);
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?>
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<main class="container mt-5">
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<div class="login-container card">
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<div class="card-body">
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<h1 class="card-title text-center mb-4">Login</h1>
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<?php if ($error_message): ?>
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<div class="alert alert-danger"><?php echo $error_message; ?></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>
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</div>
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</main>
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<?php
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// Extract footer
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if (preg_match('/<footer.*?>.*?<\/footer>/s', $page_content, $footer_match)) {
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echo $footer_match[0];
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}
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?>
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