articles-controller.js

/**
 * Actions for displaying the blog/articles.
 */

var Article = mongoose.model('Article')
  , Tag = mongoose.model('Tag')

module.exports = function(app){

  app.param('page', Number)
  app.get('/articles/page/:page', function(req, res){
    Article.find({}, function(err, items){
      renderArticles(res, err, items)
    })
  })

  app.param('post_slug', /^[-\w]+$/)
  app.get('/articles/post/:post_slug', function(req, res){
    var slug = req.params.post_slug
    Article.find({slug: slug}, function(err, article){
      renderArticles(res, err, article)
    })
  })

}

function renderArticles(res, err, articles){
  if (err) throw err
  res.render('articles', {title: 'Articles', articles: articles})
}