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