29 lines
989 B
JavaScript
29 lines
989 B
JavaScript
const LayergroupToken = require('../../models/layergroup-token');
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const authErrorMessageTemplate = function (signer, user) {
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return `Cannot use map signature of user "${signer}" on db of user "${user}"`;
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};
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module.exports = function layergroupToken () {
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return function layergroupTokenMiddleware (req, res, next) {
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const user = res.locals.user;
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const layergroupToken = LayergroupToken.parse(req.params.token);
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res.locals.token = layergroupToken.token;
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res.locals.cache_buster = layergroupToken.cacheBuster;
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if (layergroupToken.signer) {
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res.locals.signer = layergroupToken.signer;
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if (res.locals.signer !== user) {
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const err = new Error(authErrorMessageTemplate(res.locals.signer, user));
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err.type = 'auth';
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err.http_status = (req.query && req.query.callback) ? 200: 403;
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return next(err);
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}
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}
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return next();
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};
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};
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