Done (w/o extra credit :-|)

source/Gemfile

@@ -5,6 +5,7 @@ source 'https://rubygems.org'
 gem 'rails', '4.1.6'
 # Use sqlite3 as the database for Active Record
 gem 'sqlite3'
+gem 'pry'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 4.0.3'
 # Use Uglifier as compressor for JavaScript assets
@@ -13,7 +14,7 @@ gem 'uglifier', '>= 1.3.0'
 gem 'coffee-rails', '~> 4.0.0'
 # See https://github.com/sstephenson/execjs#readme for more supported runtimes
 # gem 'therubyracer',  platforms: :ruby
-
+gem 'bootstrap-sass'
 # Use jquery as the JavaScript library
 gem 'jquery-rails'
 # Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks
@@ -23,6 +24,7 @@ gem 'jbuilder', '~> 2.0'
 # bundle exec rake doc:rails generates the API under doc/api.
 gem 'sdoc', '~> 0.4.0',          group: :doc
 
+
 # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
 gem 'spring',        group: :development
 
@@ -38,4 +40,3 @@ gem 'spring',        group: :development
 # Use debugger
 # gem 'debugger', group: [:development, :test]
  gem 'rspec-rails', group: [:development, :test]
-

source/Gemfile.lock

@@ -28,33 +28,45 @@ GEM
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
     arel (5.0.1.20140414130214)
-    builder (3.2.2)
+    autoprefixer-rails (8.5.0)
+      execjs
+    bootstrap-sass (3.3.5)
+      autoprefixer-rails (>= 5.0.0.1)
+      sass (>= 3.2.19)
+    builder (3.2.3)
+    coderay (1.1.2)
     coffee-rails (4.0.1)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0, < 5.0)
-    coffee-script (2.3.0)
+    coffee-script (2.4.1)
       coffee-script-source
       execjs
-    coffee-script-source (1.8.0)
-    diff-lcs (1.2.5)
+    coffee-script-source (1.12.2)
+    concurrent-ruby (1.0.5)
+    diff-lcs (1.3)
     erubis (2.7.0)
-    execjs (2.2.1)
+    execjs (2.7.0)
     hike (1.2.3)
-    i18n (0.6.11)
-    jbuilder (2.2.2)
-      activesupport (>= 3.0.0, < 5)
-      multi_json (~> 1.2)
-    jquery-rails (3.1.2)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
+    jbuilder (2.6.4)
+      activesupport (>= 3.0.0)
+      multi_json (>= 1.2)
+    jquery-rails (3.1.5)
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
-    json (1.8.1)
-    mail (2.6.1)
-      mime-types (>= 1.16, < 3)
-    mime-types (2.4.1)
-    minitest (5.4.2)
-    multi_json (1.10.1)
-    rack (1.5.2)
-    rack-test (0.6.2)
+    json (1.8.6)
+    mail (2.7.0)
+      mini_mime (>= 0.1.1)
+    method_source (0.9.0)
+    mini_mime (1.0.0)
+    minitest (5.11.3)
+    multi_json (1.13.1)
+    pry (0.11.3)
+      coderay (~> 1.1.0)
+      method_source (~> 0.9.0)
+    rack (1.5.5)
+    rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.1.6)
       actionmailer (= 4.1.6)
@@ -71,63 +83,65 @@ GEM
       activesupport (= 4.1.6)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.3.2)
-    rdoc (4.1.2)
-      json (~> 1.4)
-    rspec-core (3.1.6)
-      rspec-support (~> 3.1.0)
-    rspec-expectations (3.1.2)
+    rake (12.3.1)
+    rdoc (4.3.0)
+    rspec-core (3.7.1)
+      rspec-support (~> 3.7.0)
+    rspec-expectations (3.7.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.7.0)
+    rspec-mocks (3.7.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.1.0)
-    rspec-mocks (3.1.3)
-      rspec-support (~> 3.1.0)
-    rspec-rails (3.1.0)
+      rspec-support (~> 3.7.0)
+    rspec-rails (3.7.2)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       railties (>= 3.0)
-      rspec-core (~> 3.1.0)
-      rspec-expectations (~> 3.1.0)
-      rspec-mocks (~> 3.1.0)
-      rspec-support (~> 3.1.0)
-    rspec-support (3.1.2)
+      rspec-core (~> 3.7.0)
+      rspec-expectations (~> 3.7.0)
+      rspec-mocks (~> 3.7.0)
+      rspec-support (~> 3.7.0)
+    rspec-support (3.7.1)
     sass (3.2.19)
-    sass-rails (4.0.3)
+    sass-rails (4.0.5)
       railties (>= 4.0.0, < 5.0)
-      sass (~> 3.2.0)
-      sprockets (~> 2.8, <= 2.11.0)
+      sass (~> 3.2.2)
+      sprockets (~> 2.8, < 3.0)
       sprockets-rails (~> 2.0)
-    sdoc (0.4.1)
+    sdoc (0.4.2)
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
-    spring (1.1.3)
-    sprockets (2.11.0)
+    spring (1.7.2)
+    sprockets (2.12.4)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
-    sprockets-rails (2.2.0)
+    sprockets-rails (2.3.3)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       sprockets (>= 2.8, < 4.0)
-    sqlite3 (1.3.9)
-    thor (0.19.1)
-    thread_safe (0.3.4)
+    sqlite3 (1.3.13)
+    thor (0.20.0)
+    thread_safe (0.3.6)
     tilt (1.4.1)
-    turbolinks (2.4.0)
-      coffee-rails
-    tzinfo (1.2.2)
+    turbolinks (5.1.1)
+      turbolinks-source (~> 5.1)
+    turbolinks-source (5.1.0)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    uglifier (2.5.3)
-      execjs (>= 0.3.0)
-      json (>= 1.8.0)
+    uglifier (4.1.10)
+      execjs (>= 0.3.0, < 3)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
+  bootstrap-sass
   coffee-rails (~> 4.0.0)
   jbuilder (~> 2.0)
   jquery-rails
+  pry
   rails (= 4.1.6)
   rspec-rails
   sass-rails (~> 4.0.3)
@@ -136,3 +150,6 @@ DEPENDENCIES
   sqlite3
   turbolinks
   uglifier (>= 1.3.0)
+
+BUNDLED WITH
+   1.16.1

source/app/assets/javascripts/application.js

@@ -12,5 +12,6 @@
 //
 //= require jquery
 //= require jquery_ujs
+//= require bootstrap-sprockets
 //= require turbolinks
 //= require_tree .

source/app/assets/stylesheets/custom.css.scss

@@ -0,0 +1,8 @@
+$navbar-default-bg: lightblue;
+
+@import "bootstrap-sprockets";
+@import "bootstrap";
+
+.form-horizontal, .jumbotron, .table-bordered {
+  margin-top: 75px;
+}

source/app/controllers/urls_controller.rb

@@ -1,2 +1,54 @@
 class UrlsController < ApplicationController
+  before_action :set_url, only: [:show]
+
+  def index
+    if Url.all.size == 0
+      flash.now[:danger] = "There aren't any yet. Why don't you start us off?"
+      render 'home'
+    else
+      @urls = Url.all
+    end
+  end
+
+  def new
+    @url = Url.new
+  end
+
+  def create
+    @url = Url.new(url_params)
+    if check_url? && @url.save
+      redirect_to urls_path
+    else
+      flash.now[:danger] = "Something went wrong with your URL. . ."
+      render 'new'
+    end
+  end
+
+  def short_url
+    @url = Url.find_by(short_url: params[:short_url])
+    @url.click_count += 1
+    @url.save
+    redirect_to @url.long_url
+  end
+
+  def show
+
+  end
+
+  def home
+  end
+
+  private
+    def url_params
+      params.require(:url).permit(:long_url)
+    end
+
+    def check_url?
+      url = URI.parse(@url.long_url)
+      url.is_a?(URI::HTTP) && !url.host.nil?
+    end
+
+    def set_url
+      @url = Url.find_by(params[:id])
+    end
 end

source/app/models/url.rb

@@ -0,0 +1,10 @@
+class Url < ActiveRecord::Base
+  validates :long_url, presence: true
+  before_create :trim_url
+
+  private
+    def trim_url
+      self.short_url = SecureRandom.hex(3)
+    end
+
+end

source/app/views/layouts/_messages.html.erb

@@ -0,0 +1,10 @@
+<div class="row">
+  <div class="col-md-10 col-md-offset-1">
+    <% flash.each do |name, msg| %>
+      <div align="center" class="alert alert-<%= name %>">
+        <a href="#" class="close" data-dismiss="alert">&#215;</a>
+        <%= msg %>
+      </div>
+    <% end %>
+  </div>
+</div>

source/app/views/layouts/_navigation.html.erb

@@ -0,0 +1,19 @@
+<nav class="navbar navbar-default">
+  <div class="container-fluid">
+    <!-- Brand and toggle get grouped for better mobile display -->
+    <div class="navbar-header">
+      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
+        <span class="sr-only">Toggle navigation</span>
+        <span class="icon-bar"></span>
+        <span class="icon-bar"></span>
+        <span class="icon-bar"></span>
+      </button>
+    </div>
+    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
+      <ul class="nav navbar-nav">
+        <li><%= link_to "It's too long!", root_path, class: "navbar-brand" %></li>
+        <li><%= link_to "New URL", new_url_path %></li>
+      </ul>
+    </div>
+  </div>
+</nav>

source/app/views/layouts/application.html.erb

@@ -8,7 +8,12 @@
 </head>
 <body>
 
-<%= yield %>
+  <%= render 'layouts/navigation' %>
+  <%= render 'layouts/messages' %>
+  <div class="container">
+    <%= yield %>
+
+  </div>
 
 </body>
 </html>

source/app/views/urls/home.html.erb

@@ -0,0 +1,11 @@
+<div class="jumbotron" align="center">
+    <h2 align="center">URL too long? Snip it.</h2>
+    <div class="row">
+      <div align="center" class="col-md-3 col-md-offset-3">
+        <%= link_to "Create A Shorty", new_url_path, class: "btn btn-primary" %>
+      </div>
+      <div align="center" class="col-md-3">
+        <%= link_to "View Existing URLs", urls_path, class: "btn btn-primary" %>
+      </div>
+    </div>
+</div>

source/app/views/urls/index.html.erb

@@ -0,0 +1,19 @@
+<h1 align="center">URL too long? Snip it.</h1>
+<h2 align="center">Check these out.</h2>
+<div class="col-md-8 col-md-offset-2">
+  <table class="table table-bordered">
+    <tr>
+      <th>Long Url</th>
+      <th>Short Url</th>
+    </tr>
+      <% @urls.each do |url| %>
+        <tr>
+          <td><%= link_to url.long_url, url_path(url) %></td>
+          <td><%= link_to url.short_url, short_url_path(url.short_url) %></td>
+        </tr>
+      <% end %>
+  </table>
+  <div align="center">
+   [ <%= link_to "Home", root_path %> ]
+ </div>
+</div>

source/app/views/urls/new.html.erb

@@ -0,0 +1,23 @@
+<div class="row">
+  <div class="col-md-8 col-md-offset-2">
+    <%= form_for(@url, :html => { class: "form-horizontal", role: "form" }) do |f| %>
+      <div class="form-group">
+        <div class="control-label col-md-4">
+          <%= f.label :long_url %>
+        </div>
+        <div class="col-md-4">
+          <%= f.text_field :long_url, class: "form-control", placeholder: "https://your-long-url.com",
+                  autofocus: true %>
+        </div>
+      </div>
+      <div class="form-group">
+        <div align="center">
+          <%= f.submit class: "btn btn-primary" %>
+        </div>
+      </div>
+    <% end %>
+    <div align="center">
+     [ <%= link_to "Cancel and go home", root_path %> ]
+   </div>
+  </div>
+</div>

source/app/views/urls/show.html.erb

@@ -0,0 +1,18 @@
+<div class="col-md-10 col-md-offset-1">
+  <table class="table table-bordered">
+    <tr>
+      <th>Long Url</th>
+      <th>Short Url</th>
+      <th>Click Count</th>
+    </tr>
+    <tr>
+      <td><%= @url.long_url %></td>
+      <td><%= link_to @url.short_url, short_url_path(@url.short_url) %></td>
+      <td><%= @url.click_count %></td>
+      </td>
+    </tr>
+  </table>
+  <div align="center">
+   [ <%= link_to "Home", root_path %> ]
+ </div>
+</div>