Files
expressjs.com/2x/lib/middleware.js
2014-09-17 23:50:47 +05:30

37 lines
747 B
JavaScript

/*!
* Express - middleware - init
* Copyright(c) 2010-2011 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
/**
* 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(req, res, next){
var charset;
res.setHeader('X-Powered-By', 'Express');
req.app = res.app = app;
req.res = res;
res.req = req;
req.next = next;
req.__proto__ = app.request;
res.__proto__ = app.response;
res.locals = function(obj){
for (var key in obj) res.locals[key] = obj[key];
return res;
};
next();
}
};