seanhalle@5: var express = require('express');
seanhalle@5: var http = require('http');
seanhalle@5: var path = require('path');
seanhalle@5: var favicon = require('static-favicon');
seanhalle@5: var logger = require('morgan');
seanhalle@5: var cookieParser = require('cookie-parser');
seanhalle@5: var bodyParser = require('body-parser');
seanhalle@5: 
seanhalle@5: //The express package returned a raw function to the express variable,
seanhalle@5: // so it can be invoked directly, which runs the express code:
seanhalle@5: var server = express();
seanhalle@5: 
seanhalle@5: // view engine setup -- inside the handlers, the "render" function takes
seanhalle@5: // the name of one of the views set up here:
seanhalle@5: server.set('views', path.join(__dirname, 'views'));
seanhalle@5: server.set('view engine', 'jade');
seanhalle@5: 
seanhalle@5: server.use(favicon());
seanhalle@5: server.use(logger('dev'));
seanhalle@5: server.use(bodyParser.json());
seanhalle@5: server.use(bodyParser.urlencoded());
seanhalle@5: server.use(cookieParser());
seanhalle@5: server.use(express.static(path.join(__dirname, 'public')));
seanhalle@5: server.use(server.router);
seanhalle@5: 
seanhalle@5: //Load in functions that will be used to handle particular URLs
seanhalle@5: //In routeFns.js, have "exports.<fn_name>", and after the require,
seanhalle@5: // that fn is accessed as "routes.<fn_name>"
seanhalle@5: var routes = require('./routes/routeHdlrs'); 
seanhalle@5: var users = require('./routes/user');
seanhalle@5: 
seanhalle@5: //Here is where URLs are associated to the handler functions (loaded above)
seanhalle@5: server.get('/', routes.index); //associates base URL to routes.index fn
seanhalle@5: server.get('/users', users.list);
seanhalle@5: server.get('/foobar', routes.foobar);
seanhalle@5: server.get('/savejson', routes.saveJSON);
seanhalle@5: 
seanhalle@5: /// catch 404 and forwarding to error handler
seanhalle@5: server.use(function(req, res, next) {
seanhalle@5:     var err = new Error('Not Found');
seanhalle@5:     err.status = 404;
seanhalle@5:     next(err);
seanhalle@5: });
seanhalle@5: 
seanhalle@5: /// error handlers
seanhalle@5: 
seanhalle@5: // development error handler
seanhalle@5: // will print stacktrace
seanhalle@5: if (server.get('env') === 'development') {
seanhalle@5:     server.use(function(err, req, res, next) {
seanhalle@5:         res.render('error', {
seanhalle@5:             message: err.message,
seanhalle@5:             error: err
seanhalle@5:         });
seanhalle@5:     });
seanhalle@5: }
seanhalle@5: 
seanhalle@5: // production error handler
seanhalle@5: // no stacktraces leaked to user
seanhalle@5: server.use(function(err, req, res, next) {
seanhalle@5:     res.render('error', {
seanhalle@5:         message: err.message,
seanhalle@5:         error: {}
seanhalle@5:     });
seanhalle@5: });
seanhalle@5: 
seanhalle@5: 
seanhalle@5: //in case this code is imported into a higher level project:
seanhalle@5: module.exports = server;
seanhalle@5: 
seanhalle@5: //start the server listening and handling requests:
seanhalle@5: server.listen(3000, function(){console.log("server listening on port 3000");});