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