119 lines
3.7 KiB
JavaScript
119 lines
3.7 KiB
JavaScript
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const crypto = require('crypto');
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const User = require('../models/User');
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// Проверка Telegram Init Data
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function validateTelegramWebAppData(initData, botToken) {
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const urlParams = new URLSearchParams(initData);
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const hash = urlParams.get('hash');
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urlParams.delete('hash');
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const dataCheckString = Array.from(urlParams.entries())
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.sort(([a], [b]) => a.localeCompare(b))
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.map(([key, value]) => `${key}=${value}`)
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.join('\n');
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const secretKey = crypto
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.createHmac('sha256', 'WebAppData')
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.update(botToken)
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.digest();
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const calculatedHash = crypto
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.createHmac('sha256', secretKey)
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.update(dataCheckString)
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.digest('hex');
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return calculatedHash === hash;
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}
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// Middleware для проверки авторизации
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const authenticate = async (req, res, next) => {
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try {
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const initData = req.headers['x-telegram-init-data'];
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if (!initData) {
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return res.status(401).json({ error: 'Не авторизован' });
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}
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// В dev режиме можно пропустить проверку
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if (process.env.NODE_ENV === 'development') {
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// Получаем user из initData
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const urlParams = new URLSearchParams(initData);
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const userParam = urlParams.get('user');
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if (userParam) {
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const telegramUser = JSON.parse(userParam);
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req.telegramUser = telegramUser;
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// Найти или создать пользователя
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let user = await User.findOne({ telegramId: telegramUser.id.toString() });
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if (!user) {
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user = new User({
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telegramId: telegramUser.id.toString(),
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username: telegramUser.username || telegramUser.first_name,
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firstName: telegramUser.first_name,
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lastName: telegramUser.last_name,
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photoUrl: telegramUser.photo_url
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});
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await user.save();
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}
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req.user = user;
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return next();
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}
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}
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// Проверка подписи Telegram
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const isValid = validateTelegramWebAppData(initData, process.env.TELEGRAM_BOT_TOKEN);
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if (!isValid) {
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return res.status(401).json({ error: 'Неверные данные авторизации' });
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}
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const urlParams = new URLSearchParams(initData);
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const userParam = urlParams.get('user');
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const telegramUser = JSON.parse(userParam);
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req.telegramUser = telegramUser;
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// Найти или создать пользователя
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let user = await User.findOne({ telegramId: telegramUser.id.toString() });
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if (!user) {
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user = new User({
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telegramId: telegramUser.id.toString(),
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username: telegramUser.username || telegramUser.first_name,
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firstName: telegramUser.first_name,
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lastName: telegramUser.last_name,
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photoUrl: telegramUser.photo_url
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});
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await user.save();
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}
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req.user = user;
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next();
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} catch (error) {
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console.error('Ошибка авторизации:', error);
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res.status(401).json({ error: 'Ошибка авторизации' });
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}
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};
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// Middleware для проверки роли модератора
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const requireModerator = (req, res, next) => {
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if (req.user.role !== 'moderator' && req.user.role !== 'admin') {
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return res.status(403).json({ error: 'Требуются права модератора' });
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}
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next();
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};
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// Middleware для проверки роли админа
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const requireAdmin = (req, res, next) => {
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if (req.user.role !== 'admin') {
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return res.status(403).json({ error: 'Требуются права администратора' });
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}
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next();
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};
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module.exports = {
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authenticate,
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requireModerator,
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requireAdmin
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};
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