gistfile1.txt

// View a dream
app.get('/dreams/:id?.:format?', function(req, res) {
  dreamModel.findById(req.params.id, function(err, docs) {
    // Try and get images returning from db
    console.log("Returning docs object for attachments: " + eyes.inspect(docs))
    console.log("Checking for Attachments!!!");
  if (docs._attachments) {
    var promise = new(events.EventEmitter), response = {}; 
    var streamer = db.getAttachment(docs._id, docs.filename); 
    streamer.addListener('response', function (res) {
      response.headers = res.headers;
      response.headers.status = res.statusCode;
      response.body = ""; 
    }); 
    streamer.addListener('data', function(chunk) { 
      return response.write(chunk, "binary");
    }); 
    streamer.addListener('end', function() {
      promise.emit('success', response);
    }); 
   console.log('Promise: ' + promise); 
  }
    switch(req.params.format) {
      case 'json':
        console.log('Request for dream: ' + req.params.id + ' information.');
        console.log('Document response: ' + docs);
        res.send(JSON.stringify(docs));
          break;
      default:
        res.render('dreams/view.jade', {
        locals: { title : 'Keep your dream up to date',
                      doc : docs }
          }); 
      };  
  }); 
});