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48 lines
1.4 KiB
JavaScript
48 lines
1.4 KiB
JavaScript
/*\
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title: $:/core/modules/server/authenticators/header.js
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type: application/javascript
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module-type: authenticator
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Authenticator for trusted header authentication
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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function HeaderAuthenticator(server) {
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this.server = server;
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this.header = server.get("authenticated-user-header") ? server.get("authenticated-user-header").toLowerCase() : undefined;
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}
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/*
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Returns true if the authenticator is active, false if it is inactive, or a string if there is an error
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*/
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HeaderAuthenticator.prototype.init = function() {
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return !!this.header;
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};
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/*
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Returns true if the request is authenticated and assigns the "authenticatedUsername" state variable.
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Returns false if the request couldn't be authenticated having sent an appropriate response to the browser
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*/
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HeaderAuthenticator.prototype.authenticateRequest = function(request,response,state) {
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// Otherwise, authenticate as the username in the specified header
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var username = request.headers[this.header];
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if(!username && !state.allowAnon) {
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response.writeHead(401,"Authorization header required to login to '" + state.server.servername + "'");
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response.end();
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return false;
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} else {
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// authenticatedUsername will be undefined for anonymous users
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state.authenticatedUsername = username;
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return true;
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}
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};
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exports.AuthenticatorClass = HeaderAuthenticator;
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})();
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