freeCodeCamp/server/utils/middleware.js

75 lines
1.7 KiB
JavaScript

import dedent from 'dedent';
import { validationResult } from 'express-validator/check';
import { createValidatorErrorFormatter } from './create-handled-error.js';
export function ifNoUserRedirectTo(url, message, type = 'errors') {
return function(req, res, next) {
const { path } = req;
if (req.user) {
return next();
}
req.flash(type, message || `You must be signed in to access ${path}`);
return res.redirect(url);
};
}
export function ifNoUserSend(sendThis) {
return function(req, res, next) {
if (req.user) {
return next();
}
return res.status(200).send(sendThis);
};
}
export function ifNoUser401(req, res, next) {
if (req.user) {
return next();
}
return res.status(401).end();
}
export function ifNotVerifiedRedirectToSettings(req, res, next) {
const { user } = req;
if (!user) {
return next();
}
if (!user.emailVerified) {
req.flash(
'danger',
dedent`
We do not have your verified email address on record,
please add it in the settings to continue with your request.
`
);
return res.redirect('/settings');
}
return next();
}
export function ifUserRedirectTo(path = '/', status) {
status = status === 302 ? 302 : 301;
return (req, res, next) => {
if (req.user) {
return res.status(status).redirect(path);
}
return next();
};
}
// for use with express-validator error formatter
export const createValidatorErrorHandler = (...args) => (req, res, next) => {
const validation = validationResult(req)
.formatWith(createValidatorErrorFormatter(...args));
if (!validation.isEmpty()) {
const errors = validation.array();
return next(errors.pop());
}
return next();
};