wrburgess

##References

• ActiveRecord Associations

##Create Models

Create tables:

rails g model Location

rails g model User

rails g model Checkin

kylefox

/*

Distributed under The MIT License:
http://opensource.org/licenses/mit-license.php

Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to

SergXIIIth

#include <SPI.h>
#include <Ethernet.h>

byte mac[] = {  0x00, 0xAB, 0xCB, 0xCD, 0xDE, 0x02 };
IPAddress ip(192,168,0,140);
IPAddress server(173,194,70,103);

EthernetClient client;

nicklockwood

//
//  ARC Helper
//
//  Version 2.2
//
//  Created by Nick Lockwood on 05/01/2012.
//  Copyright 2012 Charcoal Design
//
//  Distributed under the permissive zlib license
//  Get the latest version from here:

cblunt

# ...

gem 'carrierwave'
gem 'fog', '~> 1.0.0' # Need to specify version, as carrierwave references older (0.9.0) which doesn't allow configuration of Rackspace UK Auth URL

watson

# app/models/ability.rb

# All front end users are authorized using this class
class Ability
  include CanCan::Ability

  def initialize(user)
    user ||= User.new

    can :read, :all

jwo

class Api::RegistrationsController < Api::BaseController
  
  respond_to :json
  def create

    user = User.new(params[:user])
    if user.save
      render :json=> user.as_json(:auth_token=>user.authentication_token, :email=>user.email), :status=>201
      return
    else

jcasimir

Exposing an API

APIs are becoming an essential feature of modern web applications. Rails does a good job of helping your application provide an API using the same MVC structure you're accustomed to.

In the Controller

Let's work with the following example controller:

class ArticlesController < ApplicationController

zwaldowski

//
//  NSObject+Blocks.h
//  Filemator
//
//  Created by Zachary Waldowski on 4/12/11.
//  Copyright 2011 Dizzy Technology. All rights reserved.
//

@interface NSObject (Blocks)