mirror of
https://git.sr.ht/~iwakuralain/text0Nly
synced 2025-07-27 15:36:11 +00:00
98 lines
3.6 KiB
PHP
98 lines
3.6 KiB
PHP
<?php
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session_start();
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ini_set('session.cookie_httponly', 1);
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ini_set('session.cookie_secure', 1);
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header('X-Content-Type-Options: nosniff');
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header('X-Frame-Options: DENY');
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header('X-XSS-Protection: 1; mode=block');
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header('Content-Security-Policy: default-src \'self\'; style-src \'self\' \'unsafe-inline\';');
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header('Strict-Transport-Security: max-age=31536000; includeSubDomains');
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$config = require 'config.php';
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$db = new PDO(
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"mysql:host={$config['db']['host']};dbname={$config['db']['name']}",
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$config['db']['user'],
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$config['db']['pass']
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);
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$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
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$error = '';
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$success = '';
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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$username = filter_input(INPUT_POST, 'username', FILTER_SANITIZE_STRING);
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$password = filter_input(INPUT_POST, 'password', FILTER_SANITIZE_STRING);
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$pgp_key = filter_input(INPUT_POST, 'pgp_key', FILTER_SANITIZE_STRING);
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if ($username && $password) {
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if (strlen($username) > 50 || strlen($password) < 8 || !preg_match('/^[a-zA-Z0-9_]+$/', $username)) {
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$error = 'Invalid data';
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} else if (strlen($pgp_key) > 4096) {
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$error = 'PGP key is too long';
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} else {
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$stmt = $db->prepare('SELECT COUNT(*) FROM registrations WHERE created_at > DATE_SUB(NOW(), INTERVAL 1 HOUR)');
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$stmt->execute();
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$count = $stmt->fetchColumn();
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if ($count >= 20) {
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$error = 'Registration limit exceeded';
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} else {
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try {
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$stmt = $db->prepare('INSERT INTO users (username, password, pgp_key, login_attempts, last_attempt) VALUES (?, ?, ?, 0, NOW())');
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$stmt->execute([
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$username,
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password_hash($password, PASSWORD_DEFAULT, ['cost' => 12]),
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$pgp_key
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]);
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$stmt = $db->prepare('INSERT INTO registrations () VALUES ()');
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$stmt->execute();
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$success = 'Registration successful';
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} catch (PDOException $e) {
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$error = 'Username already exists';
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}
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}
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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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<meta charset="utf-8">
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<title>Text0Nly - Registration</title>
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<style>
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body { font-family: Arial, sans-serif; max-width: 400px; margin: 20px auto; padding: 20px; }
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.form-group { margin: 10px 0; }
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input, textarea { width: 100%; padding: 8px; margin: 5px 0; }
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textarea { height: 100px; }
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button { width: 100%; padding: 10px; background: #2196F3; color: white; border: none; cursor: pointer; }
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.error { color: red; }
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.success { color: green; }
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</style>
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</head>
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<body>
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<h2>Registration</h2>
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<?php if ($error): ?>
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<div class="error"><?= htmlspecialchars($error) ?></div>
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<?php endif; ?>
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<?php if ($success): ?>
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<div class="success"><?= htmlspecialchars($success) ?></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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<input type="text" name="username" placeholder="Username" required maxlength="50">
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</div>
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<div class="form-group">
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<input type="password" name="password" placeholder="Password (min 8 characters)" required minlength="8">
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</div>
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<div class="form-group">
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<textarea name="pgp_key" placeholder="PGP key (optional)"></textarea>
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</div>
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<button type="submit">Register</button>
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</form>
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<p><a href="index.php">Back to chat</a></p>
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</body>
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</html>
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