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app.js
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app.js
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const path = require('path');
const express = require('express');
const app = express();
const morgan = require('morgan');
const rateLimit = require('express-rate-limit');
const helmet = require('helmet');
const mongoSanitize = require('express-mongo-sanitize');
const xss = require('xss-clean');
const hpp = require('hpp');
const cookieParser = require('cookie-parser');
const compression = require('compression');
const cors = require('cors');
//custom modules
const tourRouter = require('./routes/tourRoutes');
const userRouter = require('./routes/userRoutes');
const reviewRouter = require('./routes/reviewRoutes');
const bookingRouter = require('./routes/bookingRoutes');
const AppError = require('./utilities/appError');
const globalErrorHandler = require('./controllers/errorController');
const viewRouter = require('./routes/viewRoutes');
const bookingController = require('./controllers/bookingController');
app.enable('trust proxy');
app.set('view engine', 'pug');
app.set('views', path.join(__dirname, 'views'));
//1) GLOBAL MIDDLEWARE START
//implement CORS
app.use(cors());
//access-control-allow-origin*
//api.tourguide.com front-end tourguide.com
// //app.use(cors({
// origin:'https://www.tourguide.com'
// }))
app.options('*', cors());
// app.options('/api/v1/tours/:id', cors());
//Serving static files
// app.use(express.static(`${__dirname}/public`));
app.use(express.static(path.join(__dirname, 'public')));
//set security HTTP Header
app.use(helmet());
//development logging
if (process.env.NODE_ENV === 'development') {
// console.log(process.env.NODE_ENV);
app.use(morgan('dev'));
}
//Limit request from same IP
const limiter = rateLimit({
max: 100,
windowMs: 60 * 60 * 1000,
message: 'Too many request from this IP!.Please try again in an hour',
});
app.use('/api', limiter);
// app.post('/webhook-checkout',express.raw({type:'application/json'}), bookingController.webhookCheckout);
//Body parser, reading data from body into req.body
app.use(express.json({ limit: '10kb' }));
// app.use(express.urlencoded({ extended: true, limit: '10kb' }));
app.use(cookieParser());
//data sanitization from NOSQL injection
app.use(mongoSanitize());
//data sanitize against xss
app.use(xss());
//prevent http parameter pollution
app.use(
hpp({
whitelist: ['duration', 'ratingsAverage', 'ratingsQuantity', 'duration', 'difficulty', 'price'],
})
);
//test middleware
app.use(compression());
app.use((req, res, next) => {
req.requestTime = new Date().toISOString();
// console.log(req.cookies);
next();
});
app.use((req, res, next) => {
res.set({
'Content-Security-Policy': `default-src 'self' http: https:;block-all-mixed-content;font-src 'self' https: data:;frame-ancestors 'self';img-src 'self' data: blob:;object-src 'none';script-src 'self' https://api.mapbox.com https://cdn.jsdelivr.net 'unsafe-inline' 'unsafe-eval';script-src-elem https: http: ;script-src-attr 'self' https://api.mapbox.com https://cdn.jsdelivr.net 'unsafe-inline';style-src 'self' https://api.mapbox.com https://fonts.googleapis.com 'unsafe-inline';worker-src 'self' blob:`,
});
next();
});
// END OF MIDDLEWARE
//ROUTES
app.use('/', viewRouter);
app.use('/api/v1/tours', tourRouter); //middleware
app.use('/api/v1/users', userRouter); //middleware
app.use('/api/v1/reviews', reviewRouter); //middleware
app.use('/api/v1/bookings', bookingRouter);
app.all('*', (req, res, next) => {
// res.status(404).json({
// status: 'failed',
// message: `Can not find ${req.originalUrl} on this server!`,
// });
// const err = new Error(`Can not find ${req.originalUrl} on this server!`);
// err.statusCode = 404;
// err.status = 'failed';
next(new AppError(`Can not find ${req.originalUrl} on this server!`, 404));
});
app.use(globalErrorHandler);
//END OF ROUTES
//SERVER START
module.exports = app;