Create device model and setup devise, activeadmin and rspec!

- with attributes: model, imei_number, unique_id and access_token
 - access_token is automatically generated on create

.rspec

@@ -0,0 +1,3 @@
+--color
+--require spec_helper
+--format documentation

Gemfile

@@ -22,6 +22,8 @@ gem 'jbuilder', '~> 2.0'
 gem 'sdoc', '~> 0.4.0', group: :doc
 
 gem 'pg'
+gem 'devise'
+gem 'activeadmin', github: 'activeadmin'
 
 # Use ActiveModel has_secure_password
 # gem 'bcrypt', '~> 3.1.7'
@@ -33,8 +35,10 @@ gem 'pg'
 # gem 'capistrano-rails', group: :development
 
 group :development, :test do
-  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
   gem 'byebug'
+  gem 'rspec-rails'
+  gem 'factory_girl_rails'
+  gem 'shoulda-matchers'
 end
 
 group :development do

Gemfile.lock

@@ -1,3 +1,21 @@
+GIT
+  remote: git://github.com/activeadmin/activeadmin.git
+  revision: a3fca244b0cbaa6139931952ba2c72dda58e05b1
+  specs:
+    activeadmin (1.0.0.pre2)
+      arbre (~> 1.0, >= 1.0.2)
+      bourbon
+      coffee-rails
+      formtastic (~> 3.1)
+      formtastic_i18n
+      inherited_resources (~> 1.6)
+      jquery-rails
+      jquery-ui-rails
+      kaminari (~> 0.15)
+      rails (>= 3.2, < 5.0)
+      ransack (~> 1.3)
+      sass-rails
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -36,9 +54,15 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
+    arbre (1.0.3)
+      activesupport (>= 3.0.0)
     arel (6.0.3)
+    bcrypt (3.1.10)
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
+    bourbon (4.2.5)
+      sass (~> 3.4)
+      thor (~> 0.19)
     builder (3.2.2)
     byebug (6.0.2)
     coffee-rails (4.1.0)
@@ -49,11 +73,35 @@ GEM
       execjs
     coffee-script-source (1.9.1.1)
     debug_inspector (0.0.2)
+    devise (3.5.2)
+      bcrypt (~> 3.0)
+      orm_adapter (~> 0.1)
+      railties (>= 3.2.6, < 5)
+      responders
+      thread_safe (~> 0.1)
+      warden (~> 1.2.3)
+    diff-lcs (1.2.5)
     erubis (2.7.0)
     execjs (2.6.0)
+    factory_girl (4.5.0)
+      activesupport (>= 3.0.0)
+    factory_girl_rails (4.5.0)
+      factory_girl (~> 4.5.0)
+      railties (>= 3.0.0)
+    formtastic (3.1.3)
+      actionpack (>= 3.2.13)
+    formtastic_i18n (0.4.1)
     globalid (0.3.6)
       activesupport (>= 4.1.0)
+    has_scope (0.6.0)
+      actionpack (>= 3.2, < 5)
+      activesupport (>= 3.2, < 5)
     i18n (0.7.0)
+    inherited_resources (1.6.0)
+      actionpack (>= 3.2, < 5)
+      has_scope (~> 0.6.0.rc)
+      railties (>= 3.2, < 5)
+      responders
     jbuilder (2.3.2)
       activesupport (>= 3.0.0, < 5)
       multi_json (~> 1.2)
@@ -61,7 +109,12 @@ GEM
       rails-dom-testing (~> 1.0)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
+    jquery-ui-rails (5.0.5)
+      railties (>= 3.2.16)
     json (1.8.3)
+    kaminari (0.16.3)
+      actionpack (>= 3.0.0)
+      activesupport (>= 3.0.0)
     loofah (2.0.3)
       nokogiri (>= 1.5.9)
     mail (2.6.3)
@@ -72,7 +125,10 @@ GEM
     multi_json (1.11.2)
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
+    orm_adapter (0.5.0)
     pg (0.18.2)
+    polyamorous (1.2.0)
+      activerecord (>= 3.0)
     rack (1.6.4)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -101,8 +157,33 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.4.2)
+    ransack (1.7.0)
+      actionpack (>= 3.0)
+      activerecord (>= 3.0)
+      activesupport (>= 3.0)
+      i18n
+      polyamorous (~> 1.2)
     rdoc (4.2.0)
       json (~> 1.4)
+    responders (2.1.0)
+      railties (>= 4.2.0, < 5)
+    rspec-core (3.3.2)
+      rspec-support (~> 3.3.0)
+    rspec-expectations (3.3.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.3.0)
+    rspec-mocks (3.3.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.3.0)
+    rspec-rails (3.3.3)
+      actionpack (>= 3.0, < 4.3)
+      activesupport (>= 3.0, < 4.3)
+      railties (>= 3.0, < 4.3)
+      rspec-core (~> 3.3.0)
+      rspec-expectations (~> 3.3.0)
+      rspec-mocks (~> 3.3.0)
+      rspec-support (~> 3.3.0)
+    rspec-support (3.3.0)
     sass (3.4.19)
     sass-rails (5.0.4)
       railties (>= 4.0.0, < 5.0)
@@ -113,6 +194,8 @@ GEM
     sdoc (0.4.1)
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
+    shoulda-matchers (2.8.0)
+      activesupport (>= 3.0.0)
     spring (1.4.0)
     sprockets (3.4.0)
       rack (> 1, < 3)
@@ -130,6 +213,8 @@ GEM
     uglifier (2.7.2)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
+    warden (1.2.3)
+      rack (>= 1.0)
     web-console (2.2.1)
       activemodel (>= 4.0)
       binding_of_caller (>= 0.7.2)
@@ -140,14 +225,19 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  activeadmin!
   byebug
   coffee-rails (~> 4.1.0)
+  devise
+  factory_girl_rails
   jbuilder (~> 2.0)
   jquery-rails
   pg
   rails (= 4.2.4)
+  rspec-rails
   sass-rails (~> 5.0)
   sdoc (~> 0.4.0)
+  shoulda-matchers
   spring
   turbolinks
   uglifier (>= 1.3.0)

app/admin/admin_user.rb

@@ -0,0 +1,28 @@
+ActiveAdmin.register AdminUser do
+  permit_params :email, :password, :password_confirmation
+
+  index do
+    selectable_column
+    id_column
+    column :email
+    column :current_sign_in_at
+    column :sign_in_count
+    column :created_at
+    actions
+  end
+
+  filter :email
+  filter :current_sign_in_at
+  filter :sign_in_count
+  filter :created_at
+
+  form do |f|
+    f.inputs "Admin Details" do
+      f.input :email
+      f.input :password
+      f.input :password_confirmation
+    end
+    f.actions
+  end
+
+end

app/admin/dashboard.rb

@@ -0,0 +1,33 @@
+ActiveAdmin.register_page "Dashboard" do
+
+  menu priority: 1, label: proc{ I18n.t("active_admin.dashboard") }
+
+  content title: proc{ I18n.t("active_admin.dashboard") } do
+    div class: "blank_slate_container", id: "dashboard_default_message" do
+      span class: "blank_slate" do
+        span I18n.t("active_admin.dashboard_welcome.welcome")
+        small I18n.t("active_admin.dashboard_welcome.call_to_action")
+      end
+    end
+
+    # Here is an example of a simple dashboard with columns and panels.
+    #
+    # columns do
+    #   column do
+    #     panel "Recent Posts" do
+    #       ul do
+    #         Post.recent(5).map do |post|
+    #           li link_to(post.title, admin_post_path(post))
+    #         end
+    #       end
+    #     end
+    #   end
+
+    #   column do
+    #     panel "Info" do
+    #       para "Welcome to ActiveAdmin."
+    #     end
+    #   end
+    # end
+  end # content
+end

app/assets/javascripts/active_admin.js.coffee

@@ -0,0 +1 @@
+#= require active_admin/base

app/assets/stylesheets/active_admin.scss

@@ -0,0 +1,17 @@
+// SASS variable overrides must be declared before loading up Active Admin's styles.
+//
+// To view the variables that Active Admin provides, take a look at
+// `app/assets/stylesheets/active_admin/mixins/_variables.css.scss` in the
+// Active Admin source.
+//
+// For example, to change the sidebar width:
+// $sidebar-width: 242px;
+
+// Active Admin's got SASS!
+@import "active_admin/mixins";
+@import "active_admin/base";
+
+// Overriding any non-variable SASS must be done after the fact.
+// For example, to change the default status-tag color:
+//
+//   .status_tag { background: #6090DB; }

app/models/admin_user.rb

@@ -0,0 +1,6 @@
+class AdminUser < ActiveRecord::Base
+  # Include default devise modules. Others available are:
+  # :confirmable, :lockable, :timeoutable and :omniauthable
+  devise :database_authenticatable, 
+         :recoverable, :rememberable, :trackable, :validatable
+end

app/models/device.rb

@@ -0,0 +1,9 @@
+class Device < ActiveRecord::Base
+  validates :unique_id, :model, presence: true
+  validates :unique_id, uniqueness: true
+  before_create :generate_access_token
+
+  def generate_access_token
+    self.access_token = SecureRandom.uuid
+  end
+end

config/initializers/active_admin.rb

@@ -0,0 +1,269 @@
+ActiveAdmin.setup do |config|
+  # == Site Title
+  #
+  # Set the title that is displayed on the main layout
+  # for each of the active admin pages.
+  #
+  config.site_title = "Onemdm Server"
+
+  # Set the link url for the title. For example, to take
+  # users to your main site. Defaults to no link.
+  #
+  # config.site_title_link = "/"
+
+  # Set an optional image to be displayed for the header
+  # instead of a string (overrides :site_title)
+  #
+  # Note: Aim for an image that's 21px high so it fits in the header.
+  #
+  # config.site_title_image = "logo.png"
+
+  # == Default Namespace
+  #
+  # Set the default namespace each administration resource
+  # will be added to.
+  #
+  # eg:
+  #   config.default_namespace = :hello_world
+  #
+  # This will create resources in the HelloWorld module and
+  # will namespace routes to /hello_world/*
+  #
+  # To set no namespace by default, use:
+  #   config.default_namespace = false
+  #
+  # Default:
+  # config.default_namespace = :admin
+  #
+  # You can customize the settings for each namespace by using
+  # a namespace block. For example, to change the site title
+  # within a namespace:
+  #
+  #   config.namespace :admin do |admin|
+  #     admin.site_title = "Custom Admin Title"
+  #   end
+  #
+  # This will ONLY change the title for the admin section. Other
+  # namespaces will continue to use the main "site_title" configuration.
+
+  # == User Authentication
+  #
+  # Active Admin will automatically call an authentication
+  # method in a before filter of all controller actions to
+  # ensure that there is a currently logged in admin user.
+  #
+  # This setting changes the method which Active Admin calls
+  # within the application controller.
+  config.authentication_method = :authenticate_admin_user!
+
+  # == User Authorization
+  #
+  # Active Admin will automatically call an authorization
+  # method in a before filter of all controller actions to
+  # ensure that there is a user with proper rights. You can use
+  # CanCanAdapter or make your own. Please refer to documentation.
+  # config.authorization_adapter = ActiveAdmin::CanCanAdapter
+
+  # In case you prefer Pundit over other solutions you can here pass
+  # the name of default policy class. This policy will be used in every
+  # case when Pundit is unable to find suitable policy.
+  # config.pundit_default_policy = "MyDefaultPunditPolicy"
+
+  # You can customize your CanCan Ability class name here.
+  # config.cancan_ability_class = "Ability"
+
+  # You can specify a method to be called on unauthorized access.
+  # This is necessary in order to prevent a redirect loop which happens
+  # because, by default, user gets redirected to Dashboard. If user
+  # doesn't have access to Dashboard, he'll end up in a redirect loop.
+  # Method provided here should be defined in application_controller.rb.
+  # config.on_unauthorized_access = :access_denied
+
+  # == Current User
+  #
+  # Active Admin will associate actions with the current
+  # user performing them.
+  #
+  # This setting changes the method which Active Admin calls
+  # (within the application controller) to return the currently logged in user.
+  config.current_user_method = :current_admin_user
+
+  # == Logging Out
+  #
+  # Active Admin displays a logout link on each screen. These
+  # settings configure the location and method used for the link.
+  #
+  # This setting changes the path where the link points to. If it's
+  # a string, the strings is used as the path. If it's a Symbol, we
+  # will call the method to return the path.
+  #
+  # Default:
+  config.logout_link_path = :destroy_admin_user_session_path
+
+  # This setting changes the http method used when rendering the
+  # link. For example :get, :delete, :put, etc..
+  #
+  # Default:
+  # config.logout_link_method = :get
+
+  # == Root
+  #
+  # Set the action to call for the root path. You can set different
+  # roots for each namespace.
+  #
+  # Default:
+  # config.root_to = 'dashboard#index'
+
+  # == Admin Comments
+  #
+  # This allows your users to comment on any resource registered with Active Admin.
+  #
+  # You can completely disable comments:
+  # config.comments = false
+  #
+  # You can disable the menu item for the comments index page:
+  # config.show_comments_in_menu = false
+  #
+  # You can change the name under which comments are registered:
+  # config.comments_registration_name = 'AdminComment'
+  #
+  # You can change the order for the comments and you can change the column
+  # to be used for ordering
+  # config.comments_order = 'created_at ASC'
+
+  # == Batch Actions
+  #
+  # Enable and disable Batch Actions
+  #
+  config.batch_actions = true
+
+  # == Controller Filters
+  #
+  # You can add before, after and around filters to all of your
+  # Active Admin resources and pages from here.
+  #
+  # config.before_filter :do_something_awesome
+
+  # == Localize Date/Time Format
+  #
+  # Set the localize format to display dates and times.
+  # To understand how to localize your app with I18n, read more at
+  # https://github.com/svenfuchs/i18n/blob/master/lib%2Fi18n%2Fbackend%2Fbase.rb#L52
+  #
+  config.localize_format = :long
+
+  # == Setting a Favicon
+  #
+  # config.favicon = 'favicon.ico'
+
+  # == Meta Tags
+  #
+  # Add additional meta tags to the head element of active admin pages.
+  #
+  # Add tags to all pages logged in users see:
+  #   config.meta_tags = { author: 'My Company' }
+
+  # By default, sign up/sign in/recover password pages are excluded
+  # from showing up in search engine results by adding a robots meta
+  # tag. You can reset the hash of meta tags included in logged out
+  # pages:
+  #   config.meta_tags_for_logged_out_pages = {}
+
+  # == Removing Breadcrumbs
+  #
+  # Breadcrumbs are enabled by default. You can customize them for individual
+  # resources or you can disable them globally from here.
+  #
+  # config.breadcrumb = false
+
+  # == Register Stylesheets & Javascripts
+  #
+  # We recommend using the built in Active Admin layout and loading
+  # up your own stylesheets / javascripts to customize the look
+  # and feel.
+  #
+  # To load a stylesheet:
+  #   config.register_stylesheet 'my_stylesheet.css'
+  #
+  # You can provide an options hash for more control, which is passed along to stylesheet_link_tag():
+  #   config.register_stylesheet 'my_print_stylesheet.css', media: :print
+  #
+  # To load a javascript file:
+  #   config.register_javascript 'my_javascript.js'
+
+  # == CSV options
+  #
+  # Set the CSV builder separator
+  # config.csv_options = { col_sep: ';' }
+  #
+  # Force the use of quotes
+  # config.csv_options = { force_quotes: true }
+
+  # == Menu System
+  #
+  # You can add a navigation menu to be used in your application, or configure a provided menu
+  #
+  # To change the default utility navigation to show a link to your website & a logout btn
+  #
+  #   config.namespace :admin do |admin|
+  #     admin.build_menu :utility_navigation do |menu|
+  #       menu.add label: "My Great Website", url: "http://www.mygreatwebsite.com", html_options: { target: :blank }
+  #       admin.add_logout_button_to_menu menu
+  #     end
+  #   end
+  #
+  # If you wanted to add a static menu item to the default menu provided:
+  #
+  #   config.namespace :admin do |admin|
+  #     admin.build_menu :default do |menu|
+  #       menu.add label: "My Great Website", url: "http://www.mygreatwebsite.com", html_options: { target: :blank }
+  #     end
+  #   end
+
+  # == Download Links
+  #
+  # You can disable download links on resource listing pages,
+  # or customize the formats shown per namespace/globally
+  #
+  # To disable/customize for the :admin namespace:
+  #
+  #   config.namespace :admin do |admin|
+  #
+  #     # Disable the links entirely
+  #     admin.download_links = false
+  #
+  #     # Only show XML & PDF options
+  #     admin.download_links = [:xml, :pdf]
+  #
+  #     # Enable/disable the links based on block
+  #     #   (for example, with cancan)
+  #     admin.download_links = proc { can?(:view_download_links) }
+  #
+  #   end
+
+  # == Pagination
+  #
+  # Pagination is enabled by default for all resources.
+  # You can control the default per page count for all resources here.
+  #
+  # config.default_per_page = 30
+  #
+  # You can control the max per page count too.
+  #
+  # config.max_per_page = 10_000
+
+  # == Filters
+  #
+  # By default the index screen includes a "Filters" sidebar on the right
+  # hand side with a filter for each attribute of the registered model.
+  # You can enable or disable them for all resources here.
+  #
+  # config.filters = true
+  #
+  # By default the filters include associations in a select, which means
+  # that every record will be loaded for each association.
+  # You can enabled or disable the inclusion
+  # of those filters by default here.
+  #
+  # config.include_default_association_filters = true
+end

config/initializers/devise.rb

@@ -0,0 +1,262 @@
+# Use this hook to configure devise mailer, warden hooks and so forth.
+# Many of these configuration options can be set straight in your model.
+Devise.setup do |config|
+  # The secret key used by Devise. Devise uses this key to generate
+  # random tokens. Changing this key will render invalid all existing
+  # confirmation, reset password and unlock tokens in the database.
+  # Devise will use the `secret_key_base` on Rails 4+ applications as its `secret_key`
+  # by default. You can change it below and use your own secret key.
+  # config.secret_key = '3e536dd305eae5a966ac874b034b8c13aab4f240aa4595ade2ad425c6f71bdfd66214491ea243135e111e29c3ded3b663822ede8ec478ed66798ae9ba64c759b'
+
+  # ==> Mailer Configuration
+  # Configure the e-mail address which will be shown in Devise::Mailer,
+  # note that it will be overwritten if you use your own mailer class
+  # with default "from" parameter.
+  config.mailer_sender = 'please-change-me-at-config-initializers-devise@example.com'
+
+  # Configure the class responsible to send e-mails.
+  # config.mailer = 'Devise::Mailer'
+
+  # ==> ORM configuration
+  # Load and configure the ORM. Supports :active_record (default) and
+  # :mongoid (bson_ext recommended) by default. Other ORMs may be
+  # available as additional gems.
+  require 'devise/orm/active_record'
+
+  # ==> Configuration for any authentication mechanism
+  # Configure which keys are used when authenticating a user. The default is
+  # just :email. You can configure it to use [:username, :subdomain], so for
+  # authenticating a user, both parameters are required. Remember that those
+  # parameters are used only when authenticating and not when retrieving from
+  # session. If you need permissions, you should implement that in a before filter.
+  # You can also supply a hash where the value is a boolean determining whether
+  # or not authentication should be aborted when the value is not present.
+  # config.authentication_keys = [:email]
+
+  # Configure parameters from the request object used for authentication. Each entry
+  # given should be a request method and it will automatically be passed to the
+  # find_for_authentication method and considered in your model lookup. For instance,
+  # if you set :request_keys to [:subdomain], :subdomain will be used on authentication.
+  # The same considerations mentioned for authentication_keys also apply to request_keys.
+  # config.request_keys = []
+
+  # Configure which authentication keys should be case-insensitive.
+  # These keys will be downcased upon creating or modifying a user and when used
+  # to authenticate or find a user. Default is :email.
+  config.case_insensitive_keys = [:email]
+
+  # Configure which authentication keys should have whitespace stripped.
+  # These keys will have whitespace before and after removed upon creating or
+  # modifying a user and when used to authenticate or find a user. Default is :email.
+  config.strip_whitespace_keys = [:email]
+
+  # Tell if authentication through request.params is enabled. True by default.
+  # It can be set to an array that will enable params authentication only for the
+  # given strategies, for example, `config.params_authenticatable = [:database]` will
+  # enable it only for database (email + password) authentication.
+  # config.params_authenticatable = true
+
+  # Tell if authentication through HTTP Auth is enabled. False by default.
+  # It can be set to an array that will enable http authentication only for the
+  # given strategies, for example, `config.http_authenticatable = [:database]` will
+  # enable it only for database authentication. The supported strategies are:
+  # :database      = Support basic authentication with authentication key + password
+  # config.http_authenticatable = false
+
+  # If 401 status code should be returned for AJAX requests. True by default.
+  # config.http_authenticatable_on_xhr = true
+
+  # The realm used in Http Basic Authentication. 'Application' by default.
+  # config.http_authentication_realm = 'Application'
+
+  # It will change confirmation, password recovery and other workflows
+  # to behave the same regardless if the e-mail provided was right or wrong.
+  # Does not affect registerable.
+  # config.paranoid = true
+
+  # By default Devise will store the user in session. You can skip storage for
+  # particular strategies by setting this option.
+  # Notice that if you are skipping storage for all authentication paths, you
+  # may want to disable generating routes to Devise's sessions controller by
+  # passing skip: :sessions to `devise_for` in your config/routes.rb
+  config.skip_session_storage = [:http_auth]
+
+  # By default, Devise cleans up the CSRF token on authentication to
+  # avoid CSRF token fixation attacks. This means that, when using AJAX
+  # requests for sign in and sign up, you need to get a new CSRF token
+  # from the server. You can disable this option at your own risk.
+  # config.clean_up_csrf_token_on_authentication = true
+
+  # ==> Configuration for :database_authenticatable
+  # For bcrypt, this is the cost for hashing the password and defaults to 10. If
+  # using other encryptors, it sets how many times you want the password re-encrypted.
+  #
+  # Limiting the stretches to just one in testing will increase the performance of
+  # your test suite dramatically. However, it is STRONGLY RECOMMENDED to not use
+  # a value less than 10 in other environments. Note that, for bcrypt (the default
+  # encryptor), the cost increases exponentially with the number of stretches (e.g.
+  # a value of 20 is already extremely slow: approx. 60 seconds for 1 calculation).
+  config.stretches = Rails.env.test? ? 1 : 10
+
+  # Setup a pepper to generate the encrypted password.
+  # config.pepper = 'a5c264bba78e886d9c275a4e48e8f7c408a4c0f6d82ac8ef4fbe29a6b4f86e2c5fca982a0284b48554fe6176da27ad4595e6db119d441c32fa361fb241977e59'
+
+  # ==> Configuration for :confirmable
+  # A period that the user is allowed to access the website even without
+  # confirming their account. For instance, if set to 2.days, the user will be
+  # able to access the website for two days without confirming their account,
+  # access will be blocked just in the third day. Default is 0.days, meaning
+  # the user cannot access the website without confirming their account.
+  # config.allow_unconfirmed_access_for = 2.days
+
+  # A period that the user is allowed to confirm their account before their
+  # token becomes invalid. For example, if set to 3.days, the user can confirm
+  # their account within 3 days after the mail was sent, but on the fourth day
+  # their account can't be confirmed with the token any more.
+  # Default is nil, meaning there is no restriction on how long a user can take
+  # before confirming their account.
+  # config.confirm_within = 3.days
+
+  # If true, requires any email changes to be confirmed (exactly the same way as
+  # initial account confirmation) to be applied. Requires additional unconfirmed_email
+  # db field (see migrations). Until confirmed, new email is stored in
+  # unconfirmed_email column, and copied to email column on successful confirmation.
+  config.reconfirmable = true
+
+  # Defines which key will be used when confirming an account
+  # config.confirmation_keys = [:email]
+
+  # ==> Configuration for :rememberable
+  # The time the user will be remembered without asking for credentials again.
+  # config.remember_for = 2.weeks
+
+  # Invalidates all the remember me tokens when the user signs out.
+  config.expire_all_remember_me_on_sign_out = true
+
+  # If true, extends the user's remember period when remembered via cookie.
+  # config.extend_remember_period = false
+
+  # Options to be passed to the created cookie. For instance, you can set
+  # secure: true in order to force SSL only cookies.
+  # config.rememberable_options = {}
+
+  # ==> Configuration for :validatable
+  # Range for password length.
+  config.password_length = 8..72
+
+  # Email regex used to validate email formats. It simply asserts that
+  # one (and only one) @ exists in the given string. This is mainly
+  # to give user feedback and not to assert the e-mail validity.
+  # config.email_regexp = /\A[^@]+@[^@]+\z/
+
+  # ==> Configuration for :timeoutable
+  # The time you want to timeout the user session without activity. After this
+  # time the user will be asked for credentials again. Default is 30 minutes.
+  # config.timeout_in = 30.minutes
+
+  # ==> Configuration for :lockable
+  # Defines which strategy will be used to lock an account.
+  # :failed_attempts = Locks an account after a number of failed attempts to sign in.
+  # :none            = No lock strategy. You should handle locking by yourself.
+  # config.lock_strategy = :failed_attempts
+
+  # Defines which key will be used when locking and unlocking an account
+  # config.unlock_keys = [:email]
+
+  # Defines which strategy will be used to unlock an account.
+  # :email = Sends an unlock link to the user email
+  # :time  = Re-enables login after a certain amount of time (see :unlock_in below)
+  # :both  = Enables both strategies
+  # :none  = No unlock strategy. You should handle unlocking by yourself.
+  # config.unlock_strategy = :both
+
+  # Number of authentication tries before locking an account if lock_strategy
+  # is failed attempts.
+  # config.maximum_attempts = 20
+
+  # Time interval to unlock the account if :time is enabled as unlock_strategy.
+  # config.unlock_in = 1.hour
+
+  # Warn on the last attempt before the account is locked.
+  # config.last_attempt_warning = true
+
+  # ==> Configuration for :recoverable
+  #
+  # Defines which key will be used when recovering the password for an account
+  # config.reset_password_keys = [:email]
+
+  # Time interval you can reset your password with a reset password key.
+  # Don't put a too small interval or your users won't have the time to
+  # change their passwords.
+  config.reset_password_within = 6.hours
+
+  # When set to false, does not sign a user in automatically after their password is
+  # reset. Defaults to true, so a user is signed in automatically after a reset.
+  # config.sign_in_after_reset_password = true
+
+  # ==> Configuration for :encryptable
+  # Allow you to use another encryption algorithm besides bcrypt (default). You can use
+  # :sha1, :sha512 or encryptors from others authentication tools as :clearance_sha1,
+  # :authlogic_sha512 (then you should set stretches above to 20 for default behavior)
+  # and :restful_authentication_sha1 (then you should set stretches to 10, and copy
+  # REST_AUTH_SITE_KEY to pepper).
+  #
+  # Require the `devise-encryptable` gem when using anything other than bcrypt
+  # config.encryptor = :sha512
+
+  # ==> Scopes configuration
+  # Turn scoped views on. Before rendering "sessions/new", it will first check for
+  # "users/sessions/new". It's turned off by default because it's slower if you
+  # are using only default views.
+  # config.scoped_views = false
+
+  # Configure the default scope given to Warden. By default it's the first
+  # devise role declared in your routes (usually :user).
+  # config.default_scope = :user
+
+  # Set this configuration to false if you want /users/sign_out to sign out
+  # only the current scope. By default, Devise signs out all scopes.
+  # config.sign_out_all_scopes = true
+
+  # ==> Navigation configuration
+  # Lists the formats that should be treated as navigational. Formats like
+  # :html, should redirect to the sign in page when the user does not have
+  # access, but formats like :xml or :json, should return 401.
+  #
+  # If you have any extra navigational formats, like :iphone or :mobile, you
+  # should add them to the navigational formats lists.
+  #
+  # The "*/*" below is required to match Internet Explorer requests.
+  # config.navigational_formats = ['*/*', :html]
+
+  # The default HTTP method used to sign out a resource. Default is :delete.
+  config.sign_out_via = :delete
+
+  # ==> OmniAuth
+  # Add a new OmniAuth provider. Check the wiki for more information on setting
+  # up on your models and hooks.
+  # config.omniauth :github, 'APP_ID', 'APP_SECRET', scope: 'user,public_repo'
+
+  # ==> Warden configuration
+  # If you want to use other strategies, that are not supported by Devise, or
+  # change the failure app, you can configure them inside the config.warden block.
+  #
+  # config.warden do |manager|
+  #   manager.intercept_401 = false
+  #   manager.default_strategies(scope: :user).unshift :some_external_strategy
+  # end
+
+  # ==> Mountable engine configurations
+  # When using Devise inside an engine, let's call it `MyEngine`, and this engine
+  # is mountable, there are some extra configurations to be taken into account.
+  # The following options are available, assuming the engine is mounted as:
+  #
+  #     mount MyEngine, at: '/my_engine'
+  #
+  # The router that invoked `devise_for`, in the example above, would be:
+  # config.router_name = :my_engine
+  #
+  # When using OmniAuth, Devise cannot automatically set OmniAuth path,
+  # so you need to do it manually. For the users scope, it would be:
+  # config.omniauth_path_prefix = '/my_engine/users/auth'
+end

config/locales/devise.en.yml

@@ -0,0 +1,60 @@
+# Additional translations at https://github.com/plataformatec/devise/wiki/I18n
+
+en:
+  devise:
+    confirmations:
+      confirmed: "Your email address has been successfully confirmed."
+      send_instructions: "You will receive an email with instructions for how to confirm your email address in a few minutes."
+      send_paranoid_instructions: "If your email address exists in our database, you will receive an email with instructions for how to confirm your email address in a few minutes."
+    failure:
+      already_authenticated: "You are already signed in."
+      inactive: "Your account is not activated yet."
+      invalid: "Invalid %{authentication_keys} or password."
+      locked: "Your account is locked."
+      last_attempt: "You have one more attempt before your account is locked."
+      not_found_in_database: "Invalid %{authentication_keys} or password."
+      timeout: "Your session expired. Please sign in again to continue."
+      unauthenticated: "You need to sign in or sign up before continuing."
+      unconfirmed: "You have to confirm your email address before continuing."
+    mailer:
+      confirmation_instructions:
+        subject: "Confirmation instructions"
+      reset_password_instructions:
+        subject: "Reset password instructions"
+      unlock_instructions:
+        subject: "Unlock instructions"
+    omniauth_callbacks:
+      failure: "Could not authenticate you from %{kind} because \"%{reason}\"."
+      success: "Successfully authenticated from %{kind} account."
+    passwords:
+      no_token: "You can't access this page without coming from a password reset email. If you do come from a password reset email, please make sure you used the full URL provided."
+      send_instructions: "You will receive an email with instructions on how to reset your password in a few minutes."
+      send_paranoid_instructions: "If your email address exists in our database, you will receive a password recovery link at your email address in a few minutes."
+      updated: "Your password has been changed successfully. You are now signed in."
+      updated_not_active: "Your password has been changed successfully."
+    registrations:
+      destroyed: "Bye! Your account has been successfully cancelled. We hope to see you again soon."
+      signed_up: "Welcome! You have signed up successfully."
+      signed_up_but_inactive: "You have signed up successfully. However, we could not sign you in because your account is not yet activated."
+      signed_up_but_locked: "You have signed up successfully. However, we could not sign you in because your account is locked."
+      signed_up_but_unconfirmed: "A message with a confirmation link has been sent to your email address. Please follow the link to activate your account."
+      update_needs_confirmation: "You updated your account successfully, but we need to verify your new email address. Please check your email and follow the confirm link to confirm your new email address."
+      updated: "Your account has been updated successfully."
+    sessions:
+      signed_in: "Signed in successfully."
+      signed_out: "Signed out successfully."
+      already_signed_out: "Signed out successfully."
+    unlocks:
+      send_instructions: "You will receive an email with instructions for how to unlock your account in a few minutes."
+      send_paranoid_instructions: "If your account exists, you will receive an email with instructions for how to unlock it in a few minutes."
+      unlocked: "Your account has been unlocked successfully. Please sign in to continue."
+  errors:
+    messages:
+      already_confirmed: "was already confirmed, please try signing in"
+      confirmation_period_expired: "needs to be confirmed within %{period}, please request a new one"
+      expired: "has expired, please request a new one"
+      not_found: "not found"
+      not_locked: "was not locked"
+      not_saved:
+        one: "1 error prohibited this %{resource} from being saved:"
+        other: "%{count} errors prohibited this %{resource} from being saved:"

config/routes.rb

@@ -1,4 +1,6 @@
 Rails.application.routes.draw do
+  devise_for :admin_users, ActiveAdmin::Devise.config
+  ActiveAdmin.routes(self)
   # The priority is based upon order of creation: first created -> highest priority.
   # See how all your routes lay out with "rake routes".
 

db/migrate/20151016121927_devise_create_admin_users.rb

@@ -0,0 +1,42 @@
+class DeviseCreateAdminUsers < ActiveRecord::Migration
+  def change
+    create_table(:admin_users) do |t|
+      ## Database authenticatable
+      t.string :email,              null: false, default: ""
+      t.string :encrypted_password, null: false, default: ""
+
+      ## Recoverable
+      t.string   :reset_password_token
+      t.datetime :reset_password_sent_at
+
+      ## Rememberable
+      t.datetime :remember_created_at
+
+      ## Trackable
+      t.integer  :sign_in_count, default: 0, null: false
+      t.datetime :current_sign_in_at
+      t.datetime :last_sign_in_at
+      t.inet     :current_sign_in_ip
+      t.inet     :last_sign_in_ip
+
+      ## Confirmable
+      # t.string   :confirmation_token
+      # t.datetime :confirmed_at
+      # t.datetime :confirmation_sent_at
+      # t.string   :unconfirmed_email # Only if using reconfirmable
+
+      ## Lockable
+      # t.integer  :failed_attempts, default: 0, null: false # Only if lock strategy is :failed_attempts
+      # t.string   :unlock_token # Only if unlock strategy is :email or :both
+      # t.datetime :locked_at
+
+
+      t.timestamps null: false
+    end
+
+    add_index :admin_users, :email,                unique: true
+    add_index :admin_users, :reset_password_token, unique: true
+    # add_index :admin_users, :confirmation_token,   unique: true
+    # add_index :admin_users, :unlock_token,         unique: true
+  end
+end

db/migrate/20151016121931_create_active_admin_comments.rb

@@ -0,0 +1,19 @@
+class CreateActiveAdminComments < ActiveRecord::Migration
+  def self.up
+    create_table :active_admin_comments do |t|
+      t.string :namespace
+      t.text   :body
+      t.string :resource_id,   null: false
+      t.string :resource_type, null: false
+      t.references :author, polymorphic: true
+      t.timestamps
+    end
+    add_index :active_admin_comments, [:namespace]
+    add_index :active_admin_comments, [:author_type, :author_id]
+    add_index :active_admin_comments, [:resource_type, :resource_id]
+  end
+
+  def self.down
+    drop_table :active_admin_comments
+  end
+end

db/migrate/20151016122334_create_devices.rb

@@ -0,0 +1,12 @@
+class CreateDevices < ActiveRecord::Migration
+  def change
+    create_table :devices do |t|
+      t.string :model
+      t.string :unique_id
+      t.string :imei_number
+      t.string :access_token
+
+      t.timestamps null: false
+    end
+  end
+end

db/schema.rb

@@ -0,0 +1,61 @@
+# encoding: UTF-8
+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# Note that this schema.rb definition is the authoritative source for your
+# database schema. If you need to create the application database on another
+# system, you should be using db:schema:load, not running all the migrations
+# from scratch. The latter is a flawed and unsustainable approach (the more migrations
+# you'll amass, the slower it'll run and the greater likelihood for issues).
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 20151016122334) do
+
+  # These are extensions that must be enabled in order to support this database
+  enable_extension "plpgsql"
+
+  create_table "active_admin_comments", force: :cascade do |t|
+    t.string   "namespace"
+    t.text     "body"
+    t.string   "resource_id",   null: false
+    t.string   "resource_type", null: false
+    t.integer  "author_id"
+    t.string   "author_type"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
+  add_index "active_admin_comments", ["author_type", "author_id"], name: "index_active_admin_comments_on_author_type_and_author_id", using: :btree
+  add_index "active_admin_comments", ["namespace"], name: "index_active_admin_comments_on_namespace", using: :btree
+  add_index "active_admin_comments", ["resource_type", "resource_id"], name: "index_active_admin_comments_on_resource_type_and_resource_id", using: :btree
+
+  create_table "admin_users", force: :cascade do |t|
+    t.string   "email",                  default: "", null: false
+    t.string   "encrypted_password",     default: "", null: false
+    t.string   "reset_password_token"
+    t.datetime "reset_password_sent_at"
+    t.datetime "remember_created_at"
+    t.integer  "sign_in_count",          default: 0,  null: false
+    t.datetime "current_sign_in_at"
+    t.datetime "last_sign_in_at"
+    t.inet     "current_sign_in_ip"
+    t.inet     "last_sign_in_ip"
+    t.datetime "created_at",                          null: false
+    t.datetime "updated_at",                          null: false
+  end
+
+  add_index "admin_users", ["email"], name: "index_admin_users_on_email", unique: true, using: :btree
+  add_index "admin_users", ["reset_password_token"], name: "index_admin_users_on_reset_password_token", unique: true, using: :btree
+
+  create_table "devices", force: :cascade do |t|
+    t.string   "model"
+    t.string   "unique_id"
+    t.string   "imei_number"
+    t.string   "access_token"
+    t.datetime "created_at",   null: false
+    t.datetime "updated_at",   null: false
+  end
+
+end

db/seeds.rb

@@ -5,3 +5,4 @@
 #
 #   cities = City.create([{ name: 'Chicago' }, { name: 'Copenhagen' }])
 #   Mayor.create(name: 'Emanuel', city: cities.first)
+AdminUser.create!(email: 'admin@example.com', password: 'password', password_confirmation: 'password')

spec/factories/admin_users.rb

@@ -0,0 +1,6 @@
+FactoryGirl.define do
+  factory :admin_user do
+    
+  end
+
+end

spec/factories/devices.rb

@@ -0,0 +1,7 @@
+FactoryGirl.define do
+  factory :device do
+    model "Nexus 6"
+    unique_id "someuniqueid"
+    imei_number "someimeinumber"
+  end
+end

spec/models/admin_user_spec.rb

@@ -0,0 +1,4 @@
+require 'rails_helper'
+
+RSpec.describe AdminUser, type: :model do
+end

spec/models/device_spec.rb

@@ -0,0 +1,15 @@
+require 'rails_helper'
+
+RSpec.describe Device, type: :model do
+  let(:device) { create(:device) }
+
+  it { should validate_presence_of :unique_id }
+  it { should validate_presence_of :model }
+  it { should validate_uniqueness_of :unique_id }
+
+  describe "after create" do
+    it "generates an access token for the device" do
+      expect(device.access_token).not_to be_nil
+    end
+  end
+end

spec/rails_helper.rb

@@ -0,0 +1,53 @@
+# This file is copied to spec/ when you run 'rails generate rspec:install'
+ENV['RAILS_ENV'] ||= 'test'
+require File.expand_path('../../config/environment', __FILE__)
+# Prevent database truncation if the environment is production
+abort("The Rails environment is running in production mode!") if Rails.env.production?
+require 'spec_helper'
+require 'rspec/rails'
+# Add additional requires below this line. Rails is not loaded until this point!
+
+# Requires supporting ruby files with custom matchers and macros, etc, in
+# spec/support/ and its subdirectories. Files matching `spec/**/*_spec.rb` are
+# run as spec files by default. This means that files in spec/support that end
+# in _spec.rb will both be required and run as specs, causing the specs to be
+# run twice. It is recommended that you do not name files matching this glob to
+# end with _spec.rb. You can configure this pattern with the --pattern
+# option on the command line or in ~/.rspec, .rspec or `.rspec-local`.
+#
+# The following line is provided for convenience purposes. It has the downside
+# of increasing the boot-up time by auto-requiring all files in the support
+# directory. Alternatively, in the individual `*_spec.rb` files, manually
+# require only the support files necessary.
+#
+# Dir[Rails.root.join('spec/support/**/*.rb')].each { |f| require f }
+
+# Checks for pending migrations before tests are run.
+# If you are not using ActiveRecord, you can remove this line.
+ActiveRecord::Migration.maintain_test_schema!
+
+RSpec.configure do |config|
+  # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
+  config.fixture_path = "#{::Rails.root}/spec/fixtures"
+
+  # If you're not using ActiveRecord, or you'd prefer not to run each of your
+  # examples within a transaction, remove the following line or assign false
+  # instead of true.
+  config.use_transactional_fixtures = true
+
+  # RSpec Rails can automatically mix in different behaviours to your tests
+  # based on their file location, for example enabling you to call `get` and
+  # `post` in specs under `spec/controllers`.
+  #
+  # You can disable this behaviour by removing the line below, and instead
+  # explicitly tag your specs with their type, e.g.:
+  #
+  #     RSpec.describe UsersController, :type => :controller do
+  #       # ...
+  #     end
+  #
+  # The different available types are documented in the features, such as in
+  # https://relishapp.com/rspec/rspec-rails/docs
+  config.infer_spec_type_from_file_location!
+  config.include FactoryGirl::Syntax::Methods
+end

spec/spec_helper.rb

@@ -0,0 +1,92 @@
+# This file was generated by the `rails generate rspec:install` command. Conventionally, all
+# specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
+# The generated `.rspec` file contains `--require spec_helper` which will cause
+# this file to always be loaded, without a need to explicitly require it in any
+# files.
+#
+# Given that it is always loaded, you are encouraged to keep this file as
+# light-weight as possible. Requiring heavyweight dependencies from this file
+# will add to the boot time of your test suite on EVERY test run, even for an
+# individual file that may not need all of that loaded. Instead, consider making
+# a separate helper file that requires the additional dependencies and performs
+# the additional setup, and require it from the spec files that actually need
+# it.
+#
+# The `.rspec` file also contains a few flags that are not defaults but that
+# users commonly want.
+#
+# See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
+RSpec.configure do |config|
+  # rspec-expectations config goes here. You can use an alternate
+  # assertion/expectation library such as wrong or the stdlib/minitest
+  # assertions if you prefer.
+  config.expect_with :rspec do |expectations|
+    # This option will default to `true` in RSpec 4. It makes the `description`
+    # and `failure_message` of custom matchers include text for helper methods
+    # defined using `chain`, e.g.:
+    #     be_bigger_than(2).and_smaller_than(4).description
+    #     # => "be bigger than 2 and smaller than 4"
+    # ...rather than:
+    #     # => "be bigger than 2"
+    expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+  end
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    mocks.verify_partial_doubles = true
+  end
+
+# The settings below are suggested to provide a good initial experience
+# with RSpec, but feel free to customize to your heart's content.
+=begin
+  # These two settings work together to allow you to limit a spec run
+  # to individual examples or groups you care about by tagging them with
+  # `:focus` metadata. When nothing is tagged with `:focus`, all examples
+  # get run.
+  config.filter_run :focus
+  config.run_all_when_everything_filtered = true
+
+  # Allows RSpec to persist some state between runs in order to support
+  # the `--only-failures` and `--next-failure` CLI options. We recommend
+  # you configure your source control system to ignore this file.
+  config.example_status_persistence_file_path = "spec/examples.txt"
+
+  # Limits the available syntax to the non-monkey patched syntax that is
+  # recommended. For more details, see:
+  #   - http://myronmars.to/n/dev-blog/2012/06/rspecs-new-expectation-syntax
+  #   - http://www.teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
+  #   - http://myronmars.to/n/dev-blog/2014/05/notable-changes-in-rspec-3#new__config_option_to_disable_rspeccore_monkey_patching
+  config.disable_monkey_patching!
+
+  # Many RSpec users commonly either run the entire suite or an individual
+  # file, and it's useful to allow more verbose output when running an
+  # individual spec file.
+  if config.files_to_run.one?
+    # Use the documentation formatter for detailed output,
+    # unless a formatter has already been configured
+    # (e.g. via a command-line flag).
+    config.default_formatter = 'doc'
+  end
+
+  # Print the 10 slowest examples and example groups at the
+  # end of the spec run, to help surface which specs are running
+  # particularly slow.
+  config.profile_examples = 10
+
+  # Run specs in random order to surface order dependencies. If you find an
+  # order dependency and want to debug it, you can fix the order by providing
+  # the seed, which is printed after each run.
+  #     --seed 1234
+  config.order = :random
+
+  # Seed global randomization in this process using the `--seed` CLI option.
+  # Setting this allows you to use `--seed` to deterministically reproduce
+  # test failures related to randomization by passing the same `--seed` value
+  # as the one that triggered the failure.
+  Kernel.srand config.seed
+=end
+end