sequelize models/index.js file drop-in replacement

index.js

"use strict";

var fs        = require("fs");
var path      = require("path");
var Sequelize = require("sequelize");
var env       = process.env.NODE_ENV || "development";
var config    = require(__dirname + '/../config/config.json')[env];
var db        = {};
var sequelize;
var match;

if (process.env.DATABASE_URL) {
  match = process.env.DATABASE_URL.match(/postgres:\/\/([^:]+):([^@]+)@([^:]+):(\d+)\/(.+)/)
 
  sequelize = new Sequelize(match[5], match[1], match[2], {
    dialect:  'postgres',
    protocol: 'postgres',
    port:     match[4],
    host:     match[3],
    logging:  true //false
  });
} else {
  sequelize = new Sequelize(config.database, config.username, config.password, config);
}

fs
  .readdirSync(__dirname)
  .filter(function(file) {
    return (file.indexOf(".") !== 0) && (file !== "index.js");
  })
  .forEach(function(file) {
    var model = sequelize["import"](path.join(__dirname, file));
    db[model.name] = model;
  });

Object.keys(db).forEach(function(modelName) {
  if ("associate" in db[modelName]) {
    db[modelName].associate(db);
  }
});

db.sequelize = sequelize;
db.Sequelize = Sequelize;

module.exports = db;