text: 'use strict';
  
  var passport = require('passport'),
  	LocalStrategy = require('passport-local').Strategy,
  	User = require('mongoose').model('User');
  
  
  module.exports = function() {
  	// Use local strategy
  	passport.use(new LocalStrategy({
  			usernameField: 'username',
  			passwordField: 'password'
  		},
  		function(username, password, done) {
  			User.findOne({
  				username: username
  			}, function(err, user) {
  				if (err) {
  					return done(err);
  				}
  				if (!user) {
  					return done(null, false, {
  						message: 'Unknown user'
  					});
  				}
  				if (!user.authenticate(password)) {
  					return done(null, false, {
  						message: 'Invalid password'
  					});
  				}
  				
  				return done(null, user);
  			});
  		}
  	));
  };