add recordings api actions

app/controllers/bbb_controller.rb

@@ -1,17 +1,18 @@
 class BbbController < ApplicationController
 
+  before_action :authorize_owner_recording, only: [:update_recordings, :delete_recordings]
+
   # GET /:resource/:id/join
   def join
-    if ( params[:id].blank? )
-      render_response("missing_parameter", "meeting token was not included", :bad_request)
-    elsif ( params[:name].blank? )
-      render_response("missing_parameter", "user name was not included", :bad_request)
+    if params[:name].blank?
+      render_bbb_response("missing_parameter", "user name was not included", :unprocessable_entity)
     else
       user = User.find_by username: params[:id]
 
       options = if user
         {
           wait_for_moderator: true,
+          meeting_recorded: true,
           user_is_moderator: current_user == user
         }
       else
@@ -25,22 +26,63 @@ class BbbController < ApplicationController
         options
       )
 
-
       if bbb_res[:returncode] && current_user && current_user == user
         ActionCable.server.broadcast "moderator_#{user.username}_join_channel",
           moderator: "joined"
       end
 
-      render_response bbb_res[:messageKey], bbb_res[:message], bbb_res[:status], bbb_res[:response]
+      render_bbb_response bbb_res, bbb_res[:response]
     end
   end
 
+  # GET /rooms/:id/recordings
+  def recordings
+    user = User.find_by username: params[:id]
+    if !user
+      render head(:not_found) && return
+    end
+
+    bbb_res = helpers.bbb_get_recordings user.username
+    render_bbb_response bbb_res, bbb_res[:recordings]
+  end
+
+  # PATCH /rooms/:id/recordings/:record_id
+  def update_recordings
+    bbb_res = helpers.bbb_update_recordings(params[:record_id], params[:published] == 'true')
+    render_bbb_response bbb_res, bbb_res[:recordings]
+  end
+
+  # DELETE /rooms/:id/recordings/:record_id
+  def delete_recordings
+    byebug
+    bbb_res = helpers.bbb_delete_recordings(params[:record_id])
+    render_bbb_response bbb_res, bbb_res[:recordings]
+  end
+
   private
-  def render_response(messageKey, message, status, response={})
-    @messageKey = messageKey
-    @message = message
-    @status = status
+
+  def authorize_owner_recording
+    user = User.find_by username: params[:id]
+    if !user
+      render head(:not_found) && return
+    elsif !current_user || current_user != user
+      render head(:unauthorized) && return
+    end
+
+    recordings = helpers.bbb_get_recordings(params[:record_id])[:recordings]
+    recordings.each do |recording|
+      if recording[:recordID] == params[:record_id]
+        return true
+      end
+    end
+    render head(:not_found) && return
+  end
+
+  def render_bbb_response(bbb_res, response)
+    @messageKey = bbb_res[:messageKey]
+    @message = bbb_res[:message]
+    @status = bbb_res[:status]
     @response = response
-    render status: @status
+    render status: @status && return
   end
 end

app/helpers/bbb_helper.rb

@@ -7,6 +7,10 @@ module BbbHelper
     Rails.application.secrets[:bbb_secret]
   end
 
+  def bbb
+    @bbb ||= BigBlueButton::BigBlueButtonApi.new(bbb_endpoint + "api", bbb_secret, "0.8", true)
+  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
@@ -19,7 +23,6 @@ module BbbHelper
     options[:wait_for_moderator] ||= false
     options[:meeting_logout_url] ||= nil
 
-    bbb ||= BigBlueButton::BigBlueButtonApi.new(bbb_endpoint + "api", bbb_secret, "0.8", true)
     if !bbb
       return call_invalid_res
     else
@@ -41,8 +44,7 @@ module BbbHelper
         logout_url = options[:meeting_logout_url] || "#{request.base_url}"
         moderator_password = random_password(12)
         viewer_password = random_password(12)
-        meeting_options = {:record => options[:meeting_recorded].to_s, :logoutURL => logout_url, :moderatorPW => moderator_password, :attendeePW => viewer_password }
-
+        meeting_options = {record: options[:meeting_recorded].to_s, logoutURL: logout_url, moderatorPW: moderator_password, attendeePW: viewer_password}
         # Create the meeting
         bbb.create_meeting(meeting_token, meeting_id, meeting_options)
 
@@ -65,6 +67,34 @@ module BbbHelper
     end
   end
 
+  def bbb_get_recordings(meeting_token)
+    meeting_id = (Digest::SHA1.hexdigest(Rails.application.secrets[:secret_key_base]+meeting_token)).to_s
+    bbb_safe_execute :get_recordings, meetingID: meeting_id
+  end
+
+  def bbb_update_recordings(id, published)
+    bbb_safe_execute :publish_recordings, id, published
+  end
+
+  def bbb_delete_recordings(id)
+    bbb_safe_execute :delete_recordings, id
+  end
+
+  # method must be a symbol of the method's name
+  def bbb_safe_execute(method, *args)
+    if !bbb
+      return call_invalid_res
+    else
+      begin
+        response_data = bbb.send(method, *args)
+        response_data[:status] = :ok
+      rescue BigBlueButton::BigBlueButtonException => exc
+        response_data = bbb_exception_res exc
+      end
+    end
+    response_data
+  end
+
   def success_res(join_url)
     {
       returncode: true,
@@ -94,4 +124,13 @@ module BbbHelper
       status: :internal_server_error
     }
   end
+
+  def bbb_exception_res(exc)
+    {
+      returncode: false,
+      messageKey: 'BBB'+exc.key.capitalize.underscore,
+      message: exc.message,
+      status: :internal_server_error
+    }
+  end
 end

app/views/bbb/_bbb.jbuilder

@@ -0,0 +1,3 @@
+json.messageKey messageKey
+json.message message
+json.status status

app/views/bbb/delete_recordings.jbuilder

@@ -0,0 +1 @@
+json.partial! 'bbb', messageKey: @messageKey, message: @message, status: @status

app/views/bbb/join.jbuilder

@@ -1,7 +1,5 @@
-json.messageKey @messageKey
-json.message @message
-json.status @status
-if @response
+json.partial! 'bbb', messageKey: @messageKey, message: @message, status: @status
+unless @response.blank?
   json.response do
     json.join_url(@response[:join_url]) if @response[:join_url]
   end

app/views/bbb/recordings.jbuilder

@@ -0,0 +1,21 @@
+json.partial! 'bbb', messageKey: @messageKey, message: @message, status: @status
+unless @response.blank?
+  json.recordings do
+    unless @response.is_a? Array
+      @response = [@response]
+    end
+    json.array!(@response) do |recording|
+      json.id recording[:recordID]
+      json.name recording[:name]
+      json.start_time recording[:startTime]
+      json.end_time recording[:endTime]
+      json.published recording[:published]
+      json.playbacks do
+        json.array!(recording[:playback][:format]) do |playback|
+          json.type playback[:type]
+          json.url playback[:url]
+        end
+      end
+    end
+  end
+end

app/views/bbb/update_recordings.jbuilder

@@ -0,0 +1 @@
+json.partial! 'bbb', messageKey: @messageKey, message: @message, status: @status

app/views/landing/rooms.html.erb

@@ -34,5 +34,7 @@
       <% end %>
     </div>
 
+    <table id="recordings" class="table table-striped table-bordered dt-responsive" width="100%"></table>
+
   </div>
 </div>

config/routes.rb

@@ -11,8 +11,11 @@ Rails.application.routes.draw do
   # meetings offer a landing page for NON authenticated users to create and join session in BigBlueButton
   # rooms offer a customized landing page for authenticated users to create and join session in BigBlueButton
   get '/:resource/:id', to: 'landing#index', as: :resource
-  get '/:resource/:id/join', to: 'bbb#join', as: :bbb_join, defaults: { :format => 'json' }
+  get '/:resource/:id/join', to: 'bbb#join', as: :bbb_join, defaults: {format: 'json'}
   get '/:resource/:id/wait', to: 'landing#wait_for_moderator'
+  get '/rooms/:id/recordings', to: 'bbb#recordings', defaults: {format: 'json'}
+  patch '/rooms/:id/recordings/:record_id', to: 'bbb#update_recordings', defaults: {format: 'json'}
+  delete '/rooms/:id/recordings/:record_id', to: 'bbb#delete_recordings', defaults: {format: 'json'}
 
   root to: 'landing#index', :resource => "meetings"
 end