Issue #3: Install ActiveAdmin.

Gemfile

@@ -12,6 +12,7 @@ gem 'draper', '~> 1.3'
 gem 'jquery-ui-rails'
 gem 'compass-rails'
 gem 'breakpoint', '~>2.4.0'
+gem 'activeadmin', github: 'gregbell/active_admin'
 
 # Use PostgreSQL as the database for Active Record
 gem 'pg', '0.15.1'

Gemfile.lock

@@ -4,6 +4,24 @@ GIT
   specs:
     database_cleaner (1.2.0)
 
+GIT
+  remote: git://github.com/gregbell/active_admin.git
+  revision: ec4b6d186e40b9679444c26d143b09d2c89ef7f0
+  specs:
+    activeadmin (1.0.0.pre)
+      arbre (~> 1.0)
+      bourbon
+      coffee-rails
+      devise (~> 3.2)
+      formtastic (~> 2.3.0.rc2)
+      inherited_resources (~> 1.3)
+      jquery-rails
+      jquery-ui-rails
+      kaminari (~> 0.15)
+      rails (>= 3.2, <= 4.1)
+      ransack (~> 1.0)
+      sass-rails
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -38,6 +56,8 @@ GEM
     addressable (2.3.5)
     annotate (2.5.0)
       rake
+    arbre (1.0.1)
+      activesupport (>= 3.0.0)
     arel (4.0.1)
     atomic (1.1.14)
     backbone-on-rails (1.1.1.0)
@@ -49,6 +69,7 @@ GEM
       ejs
       jquery-rails
       railties
+    bcrypt (3.1.7)
     bcrypt-ruby (3.1.2)
     better_errors (1.1.0)
       coderay (>= 1.0.0)
@@ -59,6 +80,9 @@ GEM
       sass (~> 3.2)
     bootstrap-will_paginate (0.0.10)
       will_paginate
+    bourbon (3.1.8)
+      sass (>= 3.2.0)
+      thor
     breakpoint (2.4.2)
       sass (~> 3.3.0)
       sassy-maps (< 1.0.0)
@@ -95,6 +119,12 @@ GEM
     compass-rails (1.1.3)
       compass (>= 0.12.2)
     debug_inspector (0.0.2)
+    devise (3.2.4)
+      bcrypt (~> 3.0)
+      orm_adapter (~> 0.1)
+      railties (>= 3.2.6, < 5)
+      thread_safe (~> 0.1)
+      warden (~> 1.2.3)
     diff-lcs (1.2.5)
     draper (1.3.0)
       actionpack (>= 3.0)
@@ -117,15 +147,23 @@ GEM
     faker (1.2.0)
       i18n (~> 0.5)
     ffi (1.9.3)
+    formtastic (2.3.0.rc3)
+      actionpack (>= 3.0)
     friendly_id (5.0.2)
       activerecord (~> 4.0.0)
     handlebars_assets (0.15)
       execjs (>= 1.2.9)
       multi_json
       sprockets (>= 2.0.3)
       tilt
+    has_scope (0.6.0.rc)
+      actionpack (>= 3.2, < 5)
+      activesupport (>= 3.2, < 5)
     hike (1.2.3)
     i18n (0.6.5)
+    inherited_resources (1.4.1)
+      has_scope (~> 0.6.0.rc)
+      responders (~> 1.0.0.rc)
     jbuilder (1.5.2)
       activesupport (>= 3.0.0)
       multi_json (>= 1.2.0)
@@ -135,6 +173,9 @@ GEM
     jquery-ui-rails (4.2.0)
       railties (>= 3.2.16)
     json (1.8.1)
+    kaminari (0.15.1)
+      actionpack (>= 3.0.0)
+      activesupport (>= 3.0.0)
     launchy (2.4.2)
       addressable (~> 2.3)
     letter_opener (1.2.0)
@@ -153,7 +194,10 @@ GEM
     multi_json (1.8.2)
     nokogiri (1.6.0)
       mini_portile (~> 0.5.0)
+    orm_adapter (0.5.0)
     pg (0.15.1)
+    polyamorous (1.0.0)
+      activerecord (>= 3.0)
     polyglot (0.3.3)
     pry (0.9.12.6)
       coderay (~> 1.0)
@@ -180,6 +224,12 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.1.0)
+    ransack (1.2.2)
+      actionpack (>= 3.0)
+      activerecord (>= 3.0)
+      activesupport (>= 3.0)
+      i18n
+      polyamorous (~> 1.0.0)
     rb-fsevent (0.9.4)
     rb-inotify (0.9.3)
       ffi (>= 0.5.0)
@@ -188,6 +238,8 @@ GEM
     rdoc (3.12.2)
       json (~> 1.4)
     request_store (1.0.5)
+    responders (1.0.0)
+      railties (>= 3.2, < 5)
     rspec-core (2.13.1)
     rspec-expectations (2.13.0)
       diff-lcs (>= 1.1.3, < 2.0)
@@ -239,6 +291,8 @@ GEM
     uglifier (2.3.2)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
+    warden (1.2.3)
+      rack (>= 1.0)
     will_paginate (3.0.4)
     xpath (2.0.0)
       nokogiri (~> 1.3)
@@ -247,6 +301,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  activeadmin!
   annotate (= 2.5.0)
   backbone-on-rails
   bcrypt-ruby (= 3.1.2)

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.css.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 +1,25 @@
+# == Schema Information
+#
+# Table name: admin_users
+#
+#  id                     :integer          not null, primary key
+#  email                  :string(255)      default(""), not null
+#  encrypted_password     :string(255)      default(""), not null
+#  reset_password_token   :string(255)
+#  reset_password_sent_at :datetime
+#  remember_created_at    :datetime
+#  sign_in_count          :integer          default(0), not null
+#  current_sign_in_at     :datetime
+#  last_sign_in_at        :datetime
+#  current_sign_in_ip     :string(255)
+#  last_sign_in_ip        :string(255)
+#  created_at             :datetime
+#  updated_at             :datetime
+#
+
+class AdminUser < ActiveRecord::Base
+  # Include default devise modules. Others available are:
+  # :confirmable, :lockable, :timeoutable and :omniauthable
+  devise :database_authenticatable, 
+         :recoverable, :rememberable, :trackable, :validatable
+end