CartoDB-SQL-API/app/middlewares/user.js
Daniel García Aubert a616982ec3 Use strict mode
2018-10-24 15:42:33 +02:00

39 lines
1.2 KiB
JavaScript

'use strict';
const CdbRequest = require('../models/cartodb_request');
module.exports = function user(metadataBackend) {
const cdbRequest = new CdbRequest();
return function userMiddleware (req, res, next) {
res.locals.user = getUserNameFromRequest(req, cdbRequest);
checkUserExists(metadataBackend, res.locals.user, function(err, userExists) {
if (err || !userExists) {
const error = new Error('Unauthorized');
error.type = 'auth';
error.subtype = 'user-not-found';
error.http_status = 404;
error.message = errorUserNotFoundMessageTemplate(res.locals.user);
next(error);
}
return next();
});
};
};
function getUserNameFromRequest(req, cdbRequest) {
return cdbRequest.userByReq(req);
}
function checkUserExists(metadataBackend, userName, callback) {
metadataBackend.getUserId(userName, function(err) {
callback(err, !err);
});
}
function errorUserNotFoundMessageTemplate(user) {
return `Sorry, we can't find CARTO user '${user}'. Please check that you have entered the correct domain.`;
}