Completed

source/Gemfile

@@ -13,6 +13,7 @@ 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'
@@ -22,6 +23,7 @@ gem 'turbolinks'
 gem 'jbuilder', '~> 2.0'
 # bundle exec rake doc:rails generates the API under doc/api.
 gem 'sdoc', '~> 0.4.0',          group: :doc
+gem 'haml', group: :development
 
 # 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

@@ -28,6 +28,11 @@ GEM
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
     arel (5.0.1.20140414130214)
+    autoprefixer-rails (6.3.6.2)
+      execjs
+    bootstrap-sass (3.3.5)
+      autoprefixer-rails (>= 5.0.0.1)
+      sass (>= 3.2.19)
     builder (3.2.2)
     coffee-rails (4.0.1)
       coffee-script (>= 2.2.0)
@@ -39,6 +44,8 @@ GEM
     diff-lcs (1.2.5)
     erubis (2.7.0)
     execjs (2.2.1)
+    haml (4.0.6)
+      tilt
     hike (1.2.3)
     i18n (0.6.11)
     jbuilder (2.2.2)
@@ -125,7 +132,9 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  bootstrap-sass
   coffee-rails (~> 4.0.0)
+  haml
   jbuilder (~> 2.0)
   jquery-rails
   rails (= 4.1.6)
@@ -136,3 +145,6 @@ DEPENDENCIES
   sqlite3
   turbolinks
   uglifier (>= 1.3.0)
+
+BUNDLED WITH
+   1.12.5

source/app/assets/stylesheets/application.css → source/app/assets/stylesheets/application.scss

@@ -10,6 +10,8 @@
  * defined in the other CSS/SCSS files in this directory. It is generally better to create a new
  * file per style scope.
  *
- *= require_tree .
- *= require_self
+
  */
+@import "bootstrap-sprockets";
+@import "bootstrap";
+@import "urls.css.scss";

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

@@ -1,3 +1,12 @@
 // Place all the styles related to the Urls controller here.
 // They will automatically be included in application.css.
 // You can use Sass (SCSS) here: http://sass-lang.com/
+body {
+  text-align: center;
+}
+
+.form-group {
+  width: 50%;
+  margin-left: 25%;
+  margin-right: 25%;
+}

source/app/controllers/urls_controller.rb

@@ -1,2 +1,33 @@
 class UrlsController < ApplicationController
+  #require 'socket'
+  skip_before_action :verify_authenticity_token
+
+  def new
+    @url = Url.new
+  end
+
+  def create
+    @url = Url.create(url_params)
+    if @url.errors.any?
+      @url.address = ""
+      errors = ""
+      @url.errors.full_messages.each { |msg| errors += msg + " " }
+      p errors
+      redirect_to root_path, alert: errors
+    else
+      redirect_to root_path, notice: "Your URL: http://#{request.host_with_port}/#{@url.shortcode}"
+    end
+  end
+
+  def get
+    @url = Url.find_by(:shortcode => params[:id])
+    @url.click_count += 1
+    @url.save
+    redirect_to @url.address
+  end
+
+  private
+  def url_params
+    params.require(:url).permit(:address)
+  end
 end

source/app/models/url.rb

@@ -0,0 +1,37 @@
+require 'digest/sha1'
+require 'uri'
+
+class Url < ActiveRecord::Base
+  before_validation :smart_url_protocol
+  before_create :set_shortcode
+  validate :is_url, on: :create
+
+  protected
+
+    def set_shortcode
+      full = Digest::SHA1.hexdigest(self.address)
+      start = 0
+      code = full[start..(start+5)]
+      loop do
+        break if !Url.find_by(:shortcode => code) || (start + 5 >= full.length)
+        start += 1
+        code = full[start..(start+5)]
+      end
+      self.shortcode = code
+    end
+
+    def is_url
+      errors.add(:address, "is not a valid URL") unless !!URI.parse(address)
+    rescue URI::InvalidURIError
+      errors.add(:address, "is not a valid URL")
+    end
+
+    def smart_url_protocol
+      unless self.address[/\Ahttp:\/\//] || self.address[/\Ahttps:\/\//]
+        self.address = "http://#{self.address}"
+      end
+    end
+
+
+
+end

source/app/views/urls/new.haml

@@ -0,0 +1,20 @@
+%h1 Jonah's Fantastic URL Shortener
+
+- if flash[:notice] && [email protected]?
+  .notice
+    = flash[:notice]
+- if flash[:alert]
+  .alert
+    = flash[:alert]
+
+= form_for @url do |u|
+  - if @url.errors.any?
+    .alert.alert-error
+      - @url.errors.full_messages.each do |msg|
+        %strong
+          = msg
+  .form-group
+    = u.label :address, "Enter the address to shorten:"
+    = u.text_field :address, class: "form-control"
+  .form-group
+    = u.submit "Submit", class: "btn btn-submit"

source/config/routes.rb

@@ -1,4 +1,9 @@
 Rails.application.routes.draw do
+
+  root 'urls#new'
+  resources :urls
+  get ':id' => 'urls#get'
+
   # The priority is based upon order of creation: first created -> highest priority.
   # See how all your routes lay out with "rake routes".
 

source/db/migrate/20160531190449_create_urls.rb

@@ -0,0 +1,10 @@
+class CreateUrls < ActiveRecord::Migration
+  def change
+    create_table :urls do |t|
+      t.string :address
+      t.string :shortcode
+
+      t.timestamps
+    end
+  end
+end

source/db/migrate/20160531200238_add_click_count_to_url.rb

@@ -0,0 +1,5 @@
+class AddClickCountToUrl < ActiveRecord::Migration
+  def change
+    add_column :urls, :click_count, :integer, default: 0
+  end
+end

source/db/schema.rb

@@ -0,0 +1,24 @@
+# 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: 20160531200238) do
+
+  create_table "urls", force: true do |t|
+    t.string   "address"
+    t.string   "shortcode"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+    t.integer  "click_count", default: 0
+  end
+
+end

source/spec/models/url_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe Url, :type => :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end