Basic setup of a cable connection example shell

.gitignore

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+# See https://help.github.com/articles/ignoring-files for more about ignoring files.
+#
+# If you find yourself ignoring temporary files generated by your text editor
+# or operating system, you probably want to add a global ignore instead:
+#   git config --global core.excludesfile '~/.gitignore_global'
+
+# Ignore bundler config.
+/.bundle
+
+# Ignore the default SQLite database.
+/db/*.sqlite3
+/db/*.sqlite3-journal
+
+# Ignore all logfiles and tempfiles.
+/log/*
+/tmp/*
+!/log/.keep
+!/tmp/.keep

Gemfile

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+source 'https://rubygems.org'
+
+gem 'rails', github: "rails/rails"
+gem 'sprockets-rails', github: "rails/sprockets-rails"
+gem 'arel', github: "rails/arel"
+gem 'actioncable', github: "rails/actioncable"
+
+gem 'sqlite3'
+gem 'puma'
+
+gem 'sass-rails', '~> 5.0'
+gem 'uglifier', '>= 1.3.0'
+gem 'coffee-rails', github: "rails/coffee-rails"
+gem 'jquery-rails'
+gem 'turbolinks'
+
+gem 'jbuilder', '~> 2.0'
+
+group :development, :test do
+  gem 'byebug'
+end
+
+group :development do
+  gem 'web-console', github: 'rails/web-console'
+  gem 'spring'
+end

Gemfile.lock

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+GIT
+  remote: git://github.com/rails/actioncable.git
+  revision: cbc73069788abc62fca5cf33ae5a0a4f63937fb1
+  specs:
+    actioncable (0.1.0)
+      activesupport (>= 4.2.0)
+      celluloid (~> 0.16.0)
+      em-hiredis (~> 0.3.0)
+      faye-websocket (~> 0.9.2)
+      redis (~> 3.0)
+      websocket-driver (= 0.5.4)
+
+GIT
+  remote: git://github.com/rails/arel.git
+  revision: 14df08d80fc363fb9932d9534503b3276d30d9a5
+  specs:
+    arel (7.0.0.alpha)
+
+GIT
+  remote: git://github.com/rails/coffee-rails.git
+  revision: c05fb725613d96ce969c30a11e7b613e90f9e5e8
+  specs:
+    coffee-rails (4.1.0)
+      coffee-script (>= 2.2.0)
+      railties (>= 4.0.0, < 5.0)
+
+GIT
+  remote: git://github.com/rails/rails.git
+  revision: c35c0c4a42b26978304613ddffd19c647e2bf5d1
+  specs:
+    actionmailer (5.0.0.alpha)
+      actionpack (= 5.0.0.alpha)
+      actionview (= 5.0.0.alpha)
+      activejob (= 5.0.0.alpha)
+      mail (~> 2.5, >= 2.5.4)
+      rails-dom-testing (~> 1.0, >= 1.0.5)
+    actionpack (5.0.0.alpha)
+      actionview (= 5.0.0.alpha)
+      activesupport (= 5.0.0.alpha)
+      rack (~> 1.6)
+      rack-test (~> 0.6.3)
+      rails-dom-testing (~> 1.0, >= 1.0.5)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.0.0.alpha)
+      activesupport (= 5.0.0.alpha)
+      builder (~> 3.1)
+      erubis (~> 2.7.0)
+      rails-dom-testing (~> 1.0, >= 1.0.5)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    activejob (5.0.0.alpha)
+      activesupport (= 5.0.0.alpha)
+      globalid (>= 0.3.0)
+    activemodel (5.0.0.alpha)
+      activesupport (= 5.0.0.alpha)
+      builder (~> 3.1)
+    activerecord (5.0.0.alpha)
+      activemodel (= 5.0.0.alpha)
+      activesupport (= 5.0.0.alpha)
+      arel (= 7.0.0.alpha)
+    activesupport (5.0.0.alpha)
+      i18n (~> 0.7)
+      json (~> 1.7, >= 1.7.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    rails (5.0.0.alpha)
+      actionmailer (= 5.0.0.alpha)
+      actionpack (= 5.0.0.alpha)
+      actionview (= 5.0.0.alpha)
+      activejob (= 5.0.0.alpha)
+      activemodel (= 5.0.0.alpha)
+      activerecord (= 5.0.0.alpha)
+      activesupport (= 5.0.0.alpha)
+      bundler (>= 1.3.0, < 2.0)
+      railties (= 5.0.0.alpha)
+      sprockets-rails
+    railties (5.0.0.alpha)
+      actionpack (= 5.0.0.alpha)
+      activesupport (= 5.0.0.alpha)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.18.1, < 2.0)
+
+GIT
+  remote: git://github.com/rails/sprockets-rails.git
+  revision: 34ae184693db41b4e3338940073af9d728881a9c
+  specs:
+    sprockets-rails (3.0.0.beta1)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0, < 4.0)
+
+GIT
+  remote: git://github.com/rails/web-console.git
+  revision: baafb8e6d074c7b0532b6da6bfd6fe3be5e1549f
+  specs:
+    web-console (2.2.1)
+      activemodel (>= 4.0)
+      binding_of_caller (>= 0.7.2)
+      railties (>= 4.0)
+      sprockets-rails (>= 2.0, < 4.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    binding_of_caller (0.7.2)
+      debug_inspector (>= 0.0.1)
+    builder (3.2.2)
+    byebug (5.0.0)
+      columnize (= 0.9.0)
+    celluloid (0.16.0)
+      timers (~> 4.0.0)
+    coffee-script (2.4.1)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.9.1.1)
+    columnize (0.9.0)
+    debug_inspector (0.0.2)
+    em-hiredis (0.3.0)
+      eventmachine (~> 1.0)
+      hiredis (~> 0.5.0)
+    erubis (2.7.0)
+    eventmachine (1.0.7)
+    execjs (2.5.2)
+    faye-websocket (0.9.2)
+      eventmachine (>= 0.12.0)
+      websocket-driver (>= 0.5.1)
+    globalid (0.3.5)
+      activesupport (>= 4.1.0)
+    hiredis (0.5.2)
+    hitimes (1.2.2)
+    i18n (0.7.0)
+    jbuilder (2.3.1)
+      activesupport (>= 3.0.0, < 5)
+      multi_json (~> 1.2)
+    jquery-rails (4.0.4)
+      rails-dom-testing (~> 1.0)
+      railties (>= 4.2.0)
+      thor (>= 0.14, < 2.0)
+    json (1.8.3)
+    loofah (2.0.2)
+      nokogiri (>= 1.5.9)
+    mail (2.6.3)
+      mime-types (>= 1.16, < 3)
+    method_source (0.8.2)
+    mime-types (2.6.1)
+    mini_portile (0.6.2)
+    minitest (5.7.0)
+    multi_json (1.11.2)
+    nokogiri (1.6.6.2)
+      mini_portile (~> 0.6.0)
+    puma (2.11.3)
+      rack (>= 1.1, < 2.0)
+    rack (1.6.4)
+    rack-test (0.6.3)
+      rack (>= 1.0)
+    rails-deprecated_sanitizer (1.0.3)
+      activesupport (>= 4.2.0.alpha)
+    rails-dom-testing (1.0.6)
+      activesupport (>= 4.2.0.beta, < 5.0)
+      nokogiri (~> 1.6.0)
+      rails-deprecated_sanitizer (>= 1.0.1)
+    rails-html-sanitizer (1.0.2)
+      loofah (~> 2.0)
+    rake (10.4.2)
+    redis (3.2.1)
+    sass (3.4.16)
+    sass-rails (5.0.3)
+      railties (>= 4.0.0, < 5.0)
+      sass (~> 3.1)
+      sprockets (>= 2.8, < 4.0)
+      sprockets-rails (>= 2.0, < 4.0)
+      tilt (~> 1.1)
+    spring (1.3.6)
+    sprockets (3.2.0)
+      rack (~> 1.0)
+    sqlite3 (1.3.10)
+    thor (0.19.1)
+    thread_safe (0.3.5)
+    tilt (1.4.1)
+    timers (4.0.1)
+      hitimes
+    turbolinks (2.5.3)
+      coffee-rails
+    tzinfo (1.2.2)
+      thread_safe (~> 0.1)
+    uglifier (2.7.1)
+      execjs (>= 0.3.0)
+      json (>= 1.8.0)
+    websocket-driver (0.5.4)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.2)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  actioncable!
+  arel!
+  byebug
+  coffee-rails!
+  jbuilder (~> 2.0)
+  jquery-rails
+  puma
+  rails!
+  sass-rails (~> 5.0)
+  spring
+  sprockets-rails!
+  sqlite3
+  turbolinks
+  uglifier (>= 1.3.0)
+  web-console!
+
+BUNDLED WITH
+   1.10.5

README.md

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+# Action Cable Examples
+
+A collection of examples showcasing the capabilities of Action Cable.
+
+## Dependencies
+
+You must have redis installed and running on the default port (or configure it in config/redis/cable.yml).
+
+## Starting the servers
+
+1. Run ./bin/setup
+2. Run ./bin/cable
+3. Run ./bin/rails server
+4. Visit http://localhost:3000

Rakefile

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+# Add your own tasks in files placed in lib/tasks ending in .rake,
+# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
+
+require File.expand_path('../config/application', __FILE__)
+
+Rails.application.load_tasks

app/assets/javascripts/application.js

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+// This is a manifest file that'll be compiled into application.js, which will include all the files
+// listed below.
+//
+// Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
+// or any plugin's vendor/assets/javascripts directory can be referenced here using a relative path.
+//
+// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
+// compiled file.
+//
+// Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
+// about supported directives.
+//
+//= require jquery
+//= require jquery_ujs
+//= require turbolinks
+//= require channels
+//= require_tree .

app/assets/javascripts/channels/index.coffee

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+#= require cable
+#= require_self
+#= require_tree .
+
+@App = {}
+App.cable = Cable.createConsumer 'ws://localhost:28080'

app/assets/stylesheets/application.css

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+/*
+ * This is a manifest file that'll be compiled into application.css, which will include all the files
+ * listed below.
+ *
+ * Any CSS and SCSS file within this directory, lib/assets/stylesheets, vendor/assets/stylesheets,
+ * or any plugin's vendor/assets/stylesheets directory can be referenced here using a relative path.
+ *
+ * You're free to add application-wide styles to this file and they'll appear at the bottom of the
+ * compiled file so the styles you add here take precedence over styles defined in any other CSS/SCSS
+ * files in this directory. It is generally better to create a new file per style scope.
+ *
+ *= require_tree .
+ *= require_self
+ */

app/assets/stylesheets/examples.scss

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+// Place all the styles related to the Examples controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/channels/application_cable/channel.rb

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+module ApplicationCable
+  class Channel < ActionCable::Channel::Base
+  end
+end

app/channels/application_cable/connection.rb

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+module ApplicationCable
+  class Connection < ActionCable::Connection::Base
+    identified_by :current_user
+
+    def connect
+      self.current_user = find_verified_user
+      logger.add_tags current_user.name
+    end
+
+    protected
+      def find_verified_user
+        if current_user = User.first
+          current_user
+        else
+          reject_unauthorized_connection
+        end
+      end
+  end
+end

app/controllers/application_controller.rb

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+class ApplicationController < ActionController::Base
+  # Prevent CSRF attacks by raising an exception.
+  # For APIs, you may want to use :null_session instead.
+  protect_from_forgery with: :exception
+end

app/controllers/examples_controller.rb

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+class ExamplesController < ApplicationController
+  def index
+  end
+end

app/helpers/application_helper.rb

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+module ApplicationHelper
+end

app/jobs/application_job.rb

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+class ApplicationJob < ActiveJob::Base
+end

app/models/user.rb

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+class User < ActiveRecord::Base
+end

app/views/examples/index.html.erb

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+<h1>Action Cable Examples</h1>
+
+<p>
+  <ul>
+    <li>Appearance</li>
+    <li>Comments</li>
+  </ul>
+</p>
+

app/views/layouts/application.html.erb

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+<!DOCTYPE html>
+<html>
+<head>
+  <title>Action Cable Examples</title>
+  <%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track' => true %>
+  <%= javascript_include_tag 'application', 'data-turbolinks-track' => true %>
+  <%= csrf_meta_tags %>
+</head>
+<body>
+
+<%= yield %>
+
+</body>
+</html>