app.js

   1 var createError = require('http-errors');
   2 var express = require('express');
   3 var path = require('path');
   4 var cookieParser = require('cookie-parser');
   5 var logger = require('morgan');
   6 var sassMiddleware = require('node-sass-middleware');
   7 var favicon = require('serve-favicon');
   8 var UserModel = require(path.join(__dirname, "models", "User"));
   9
  10 var app = express();
  11
  12 app.use(favicon(path.join(__dirname, "public", "images", "favicon", "favicon.ico")));
  13
  14 if (app.get('env') === 'development')
  15 {
  16     // Full logging in development mode
  17     app.use(logger('dev'));
  18 }
  19 else
  20 {
  21     // http://dev.rdybarra.com/2016/06/23/Production-Logging-With-Morgan-In-Express/
  22     app.set('trust proxy', true);
  23     // In prod, only log error responses (https://github.com/expressjs/morgan)
  24     app.use(logger('combined', {
  25         skip: function (req, res) { return res.statusCode < 400 }
  26     }));
  27 }
  28
  29 // Allow layout.pug to select the right vue file:
  30 app.locals.development = (app.get('env') === 'development');
  31
  32 // view engine setup
  33 app.set('views', path.join(__dirname, 'views'));
  34 app.set('view engine', 'pug');
  35
  36 app.use(express.json());
  37 app.use(express.urlencoded({ extended: false }));
  38 app.use(cookieParser());
  39 app.use(sassMiddleware({
  40   src: path.join(__dirname, 'public'),
  41   dest: path.join(__dirname, 'public'),
  42   indentedSyntax: true, // true = .sass and false = .scss
  43   sourceMap: true
  44 }));
  45 app.use(express.static(path.join(__dirname, 'public')));
  46
  47 // Before showing any page, check + save credentials
  48 app.use(function(req, res, next) {
  49     req.userId = 0; //means "anonymous"
  50     res.locals.user = { name: "" }; //"anonymous"
  51     if (!req.cookies.token)
  52         return next();
  53     UserModel.getOne("sessionToken", req.cookies.token, function(err, user) {
  54         if (!!user)
  55         {
  56             req.userId = user.id;
  57             res.locals.user = {
  58                 id: user.id,
  59                 name: user.name,
  60                 email: user.email,
  61                 notify: user.notify,
  62             };
  63         }
  64         else
  65         {
  66             // Token in cookies presumably wrong: erase it
  67             res.clearCookie("token");
  68         }
  69         next();
  70     });
  71 });
  72
  73 // Routing
  74 const routes = require(path.join(__dirname, "routes", "all"));
  75 app.use('/', routes);
  76
  77 // catch 404 and forward to error handler
  78 app.use(function(req, res, next) {
  79   next(createError(404));
  80 });
  81
  82 // error handler
  83 app.use(function(err, req, res, next) {
  84   // set locals, only providing error in development
  85   res.locals.message = err.message;
  86   res.locals.error = req.app.get('env') === 'development' ? err : {};
  87   // render the error page
  88   res.status(err.status || 500);
  89   res.render('error');
  90 });
  91
  92 module.exports = app;