Implemented join to BBB first approach

.gitignore

@@ -19,3 +19,4 @@
 
 # Ignore Byebug command history file.
 .byebug_history
+.env

Gemfile

@@ -31,6 +31,9 @@ gem 'jbuilder', '~> 2.5'
 # gem 'capistrano-rails', group: :development
 
 group :development, :test do
+  # For environment configuration
+  gem 'dotenv-rails'
+
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console
   gem 'byebug', platform: :mri
 end

Gemfile.lock

@@ -63,6 +63,10 @@ GEM
       railties (>= 4.1.0, < 5.1)
       responders
       warden (~> 1.2.3)
+    dotenv (2.1.1)
+    dotenv-rails (2.1.1)
+      dotenv (= 2.1.1)
+      railties (>= 4.0, < 5.1)
     erubis (2.7.0)
     execjs (2.7.0)
     faraday (0.9.2)
@@ -217,6 +221,7 @@ DEPENDENCIES
   byebug
   coffee-rails (~> 4.2)
   devise (= 4.2.0)
+  dotenv-rails
   jbuilder (~> 2.5)
   jquery-datatables-rails (~> 3.4.0)
   jquery-rails

app/assets/javascripts/bbb.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/stylesheets/bbb.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the bbb controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/application_controller.rb

@@ -1,3 +1,7 @@
+require 'bigbluebutton_api'
+require 'digest/sha1'
+
 class ApplicationController < ActionController::Base
   protect_from_forgery with: :exception
+  include ApplicationHelper
 end

app/controllers/bbb_controller.rb

@@ -0,0 +1,38 @@
+class BbbController < ApplicationController
+  include BbbHelper
+
+  # GET /join
+  # GET /join.json
+  def join
+    logger.info params.to_json
+    if ( !params.has_key?(:id) )
+      render_response("missing_parameter", "meeting token was not included", :bad_request)
+    elsif ( !params.has_key?(:name) )
+      render_response("missing_parameter", "user name was not included", :bad_request)
+    else
+      bbb_join_url = bbb_join_url(params[:id], false, params[:name], false)
+      if bbb_join_url[:returncode]
+        logger.info "#Execute the redirect"
+        render_response("ok", "execute the redirect", :ok, {:join_url => bbb_join_url[:join_url]})
+      else
+        render_response("bigbluebutton_error", "join url could not be created", :internal_server_error)
+      end
+    end
+  end
+
+  def close
+  end
+  
+  private
+  def render_response(messageKey, message, status, response={})
+    respond_to do |format|
+      if (status == :ok)
+        format.html { render :template => "bbb/join" }
+        format.json { render :json => { :messageKey => messageKey, :message => message, :status => status, :response => response }, :status => status }
+      else
+        format.html { render :template => "errors/error" }
+        format.json { render :json => { :messageKey => messageKey, :message => message, :status => status, :response => response }, :status => status }
+      end
+    end
+  end
+end

app/controllers/landing_controller.rb

@@ -1,6 +1,8 @@
 class LandingController < ApplicationController
+  include LandingHelper
+
   def index
     @meeting_token = params[:id] || @meeting_token = rand.to_s[2..10]
-    @meeting_url = helpers.meeting_url(@meeting_token)
+    @meeting_url = meeting_url(@meeting_token)
   end
 end

app/helpers/application_helper.rb

@@ -1,2 +1,24 @@
 module ApplicationHelper
+  def bbb_endpoint
+    logger.info APP_CONFIG
+    #if ((defined? APP_CONFIG).to_s == 'constant') && (APP_CONFIG.has_key?('bbb_endpoint'))
+    #  APP_CONFIG['bbb_endpoint']
+    #else
+      'http://test-install.blindsidenetworks.com/bigbluebutton/'
+    #end
+  end
+
+  def bbb_secret
+    #if (defined? APP_CONFIG).to_s == 'constant' && (APP_CONFIG.has_key? 'bbb_secret')
+    #  APP_CONFIG['bbb_secret']
+    #else
+      '8cd8ef52e8e101574e400365b55e11a6'
+    #end
+  end
+
+  def random_password(length)
+    o = [('a'..'z'), ('A'..'Z')].map { |i| i.to_a }.flatten
+    password = (0...length).map { o[rand(o.length)] }.join
+    return password
+  end
 end

app/helpers/bbb_helper.rb

@@ -0,0 +1,36 @@
+module BbbHelper
+  def bbb_join_url(meeting_token, meeting_recorded=false, user_fullname='User', user_is_moderator=false)
+    bbb ||= BigBlueButton::BigBlueButtonApi.new(helpers.bbb_endpoint + "api", bbb_secret, "0.8", true)
+    if !bbb
+      return { :returncode => false, :messageKey => "BBBAPICallInvalid", :message => "BBB API call invalid." }
+    else
+      meeting_id = (Digest::SHA1.hexdigest("Rails.application.secrets.secret_key_base"+meeting_token)).to_s
+
+      #See if the meeting is running
+      begin
+        bbb_meeting_info = bbb.get_meeting_info( meeting_id, nil )
+      rescue BigBlueButton::BigBlueButtonException => exc
+        logger.info "Message for the log file #{exc.key}: #{exc.message}"
+        #This means that is not created, so create the meeting
+        logout_url = "#{request.base_url}/bbb/close"      #Closes the window after correct logout
+        moderator_password = random_password(12)
+        viewer_password = random_password(12)
+        meeting_options = {:record => meeting_recorded.to_s, :logoutURL => logout_url, :moderatorPW => moderator_password, :attendeePW => viewer_password }
+        bbb.create_meeting(meeting_token, meeting_id, meeting_options)
+
+        #And then get meeting info
+        bbb_meeting_info = bbb.get_meeting_info( meeting_id, nil )
+      end
+
+      #Get the join url
+      if (user_is_moderator)
+        password = bbb_meeting_info[:moderatorPW]
+      else
+        passord = bbb_meeting_info[:attendeePW]
+      end
+      join_url = bbb.join_meeting_url(meeting_id, user_fullname, password )
+      return { :returncode => true, :join_url => join_url, :messageKey => "", :message => "" }
+    end
+  end
+
+end

app/views/bbb/end.html.erb

@@ -0,0 +1,2 @@
+<h1>Bbb#end</h1>
+<p>Find me in app/views/bbb/end.html.erb</p>

app/views/bbb/join.html.erb

@@ -0,0 +1,2 @@
+<h1>Bbb#join</h1>
+<p>Find me in app/views/bbb/join.html.erb</p>

app/views/errors/error.html.erb

@@ -0,0 +1,2 @@
+<h1>Errors#error</h1>
+<p>Find me in app/views/errors/error.html.erb</p>

app/views/landing/index.html.erb

@@ -13,13 +13,13 @@
         </h4>
 
         <!-- Join form -->
-        <div id="landing_page_join_form">
+        <div id="landing_page_join">
-          <form class="form-inline">
+          <form id="join_form" class="form-inline">
             <div class="form-group">
-              <label for="name" class="sr-only">Name</label>
+              <label for="join_form_name" class="sr-only">Name</label>
-              <input type="text" class="form-control input" id="name" placeholder="Your name">
+              <input id="join_form_name" type="text" class="form-control input" id="name" placeholder="Your name" required>
             </div>
-            <button type="submit" class="btn btn-success">Join</button>
+            <button id="join_form_button" type="button" class="btn btn-success" data-url="<%= bbb_join_path(@meeting_token) %>">Join</button>
           </form>
         </div>
       </div>
@@ -39,10 +39,30 @@
         <p>You can have a personal URL (with recordings) by signing in below</p>
       </div>
         
-        
     </div>
   
-    
   </div>
 
 </div>
+
+<script>
+$(document).ready(function($) {
+  $('#join_form_button').click (function (event) {
+    $.ajax({
+      url : $(this).data ('url') + "?name=" + $('#join_form_name').val(),
+      dataType : "json",
+      async : true,
+      type : 'GET',
+      success : function(data) {
+        $(location).attr("href", data.response.join_url);
+      },
+      error : function(xhr, status, error) {
+        console.info(status);
+        console.info(error);
+      },
+      complete : function(xhr, status) {
+      }
+    });
+  });
+});
+</script>

config/config.yml

@@ -0,0 +1,3 @@
+default:
+  bbb_endpoint: <%= ENV['BIGBLUEBUTTON_ENDPOINT'] %>
+  bbb_secret: <%= ENV['BIGBLUEBUTTON_SECRET'] %>

config/initializers/load_config.rb

@@ -0,0 +1 @@
+APP_CONFIG = YAML.load_file("#{Rails.root}/config/config.yml")[Rails.env]

config/routes.rb

@@ -1,4 +1,7 @@
 Rails.application.routes.draw do
+  get 'bbb/join/:id', to: 'bbb#join', as: :bbb_join
+  get 'bbb/close'
+
   get 'meeting(/:id)', to: 'landing#index'
 
   root to: 'landing#index'

sample.env

@@ -0,0 +1,8 @@
+# This is a sample of the environment variables you will need for development
+# To use, copy this file to .env `cp sample.env .env`
+
+RAILS_ENV=development
+
+# BigBlueButton
+BIGBLUEBUTTON_ENDPOINT=http://test-install.blindsidenetworks.com/bigbluebutton/
+BIGBLUEBUTTON_SECRET=8cd8ef52e8e101574e400365b55e11a6

test/controllers/bbb_controller_test.rb

@@ -0,0 +1,14 @@
+require 'test_helper'
+
+class BbbControllerTest < ActionDispatch::IntegrationTest
+  test "should get join" do
+    get bbb_join_url
+    assert_response :success
+  end
+
+  test "should get end" do
+    get bbb_end_url
+    assert_response :success
+  end
+
+end