metamaps--metamaps/realtime/node_modules/express/lib/middleware.js
2014-02-10 02:03:06 -05:00

32 lines
633 B
JavaScript

/**
* Module dependencies.
*/
var utils = require('./utils');
/**
* Initialization middleware, exposing the
* request and response to eachother, as well
* as defaulting the X-Powered-By header field.
*
* @param {Function} app
* @return {Function}
* @api private
*/
exports.init = function(app){
return function expressInit(req, res, next){
if (app.enabled('x-powered-by')) res.setHeader('X-Powered-By', 'Express');
req.res = res;
res.req = req;
req.next = next;
req.__proto__ = app.request;
res.__proto__ = app.response;
res.locals = res.locals || utils.locals(res);
next();
}
};