app.js

var express = require('express');
var session = require('express-session');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
const Promise = require('bluebird');

var index = require('./routes/index');
var users = require('./routes/users');
var articles = require('./routes/articles');
var files = require('./routes/files');
var comments = require('./routes/comments');
var utils = require('./utils/util');

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(session({
  secret:'secret',
  resave:true,
  saveUninitialized:false,
  cookie:{
      maxAge:1000*60*10  //过期时间设置(单位毫秒)
  }
}));
app.use(function(req, res, next){
  res.locals.user = req.session.user;
  var err = req.session.error;
  res.locals.message = '';
  if (err) res.locals.message = '<div style="margin-bottom: 20px;color:red;">' + err + '</div>';
  next(err);
});

index(app);
users(app);
articles(app);
files(app);
comments(app);

// // catch 404 and forward to error handler
app.use(function( req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development

  if(err instanceof Promise.TimeoutError){
    //res.status(404);
    res.locals.error = err;
    res.render('error');
  }else{
    res.locals.message = err.message || "Unknown Error";
    res.locals.error = req.app.get('env') === 'development' ? err : {};

    // render the error page
    res.status(500);
    res.render('error');
  }
});

utils.mkdir("upload/tmp");

module.exports = app;