examples/view-constructor/index.js

   1 'use strict'
   2
   3 /**
   4  * Module dependencies.
   5  */
   6
   7 var express = require('../../');
   8 var GithubView = require('./github-view');
   9 var md = require('marked').parse;
  10
  11 var app = module.exports = express();
  12
  13 // register .md as an engine in express view system
  14 app.engine('md', function(str, options, fn){
  15   try {
  16     var html = md(str);
  17     html = html.replace(/\{([^}]+)\}/g, function(_, name){
  18       return options[name] || '';
  19     });
  20     fn(null, html);
  21   } catch(err) {
  22     fn(err);
  23   }
  24 });
  25
  26 // pointing to a particular github repo to load files from it
  27 app.set('views', 'expressjs/express');
  28
  29 // register a new view constructor
  30 app.set('view', GithubView);
  31
  32 app.get('/', function(req, res){
  33   // rendering a view relative to the repo.
  34   // app.locals, res.locals, and locals passed
  35   // work like they normally would
  36   res.render('examples/markdown/views/index.md', { title: 'Example' });
  37 });
  38
  39 app.get('/Readme.md', function(req, res){
  40   // rendering a view from https://github.com/expressjs/express/blob/master/Readme.md
  41   res.render('Readme.md');
  42 });
  43
  44 /* istanbul ignore next */
  45 if (!module.parent) {
  46   app.listen(3000);
  47   console.log('Express started on port 3000');
  48 }