42 lines
993 B
JavaScript
42 lines
993 B
JavaScript
'use strict';
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/**
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* this module provides cartodb-specific interpretation
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* of request headers
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*/
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function CartodbRequest() {
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}
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module.exports = CartodbRequest;
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/**
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* If the request contains the user use it, if not guess from the host
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*/
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CartodbRequest.prototype.userByReq = function(req) {
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if (req.params.user) {
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return req.params.user;
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}
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return userByHostName(req.headers.host);
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};
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var re_userFromHost = new RegExp(
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global.settings.user_from_host || '^([^\\.]+)\\.' // would extract "strk" from "strk.cartodb.com"
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);
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function userByHostName(host) {
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var mat = host.match(re_userFromHost);
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if (!mat) {
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console.error("ERROR: user pattern '" + re_userFromHost + "' does not match hostname '" + host + "'");
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return;
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}
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if (mat.length !== 2) {
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console.error(
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"ERROR: pattern '" + re_userFromHost + "' gave unexpected matches against '" + host + "': " + mat
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);
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return;
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}
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return mat[1];
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}
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