app.js

var express = require('express');
var app = express();
var MongoClient = require('mongodb').MongoClient
  , assert = require('assert');

// Connection URL
var url = 'mongodb://localhost:27017/comics';
// Use connect method to connect to the server
MongoClient.connect(url, function(err, db) {
  assert.equal(null, err);
  console.log("Connected successfully to server");

});
var findDocuments = function(db, callback) {
  // Get the documents collection
  var collection = db.collection('documents');
  // Find some documents
  collection.find({}).toArray(function(err, docs) {
    assert.equal(err, null);
    console.log("Found the following records");
    console.log(docs)
    callback(docs);
  });
}
findDocuments();
app.use(express.static('static'));

app.get('/data/books.json', function (req, res, next) {

  var options = {
    root: __dirname,
    dotfiles: 'deny',
    headers: {
        'x-timestamp': Date.now(),
        'x-sent': true
    }
  };

  var fileName = "/data/books.json";
  res.sendFile(fileName, options, function (err) {
    if (err) {
      console.log(err);
      res.status(err.status).end();
    }
    else {
      console.log('Sent:', fileName);
    }
  });

});
app.get('/data/sa-pedigrees.json', function (req, res, next) {

  var options = {
    root: __dirname,
    dotfiles: 'deny',
    headers: {
        'x-timestamp': Date.now(),
        'x-sent': true
    }
  };

  var fileName = "/data/sa-pedigrees.json";
  res.sendFile(fileName, options, function (err) {
    if (err) {
      console.log(err);
      res.status(err.status).end();
    }
    else {
      console.log('Sent:', fileName);
    }
  });

});

app.listen(3000, function () {
  console.log('$100k club app listening on port 3000!');
})