add end meeting to bbb controller

app/controllers/bbb_controller.rb

@@ -1,7 +1,8 @@
 class BbbController < ApplicationController
   include BbbApi
 
-  before_action :authorize_owner_recording, only: [:update_recordings, :delete_recordings]
+  before_action :authorize_recording_owner!, only: [:update_recordings, :delete_recordings]
+  before_action :load_and_authorize_room_owner!, only: [:end]
 
   # GET /:resource/:id/join
   def join
@@ -36,12 +37,17 @@ class BbbController < ApplicationController
     end
   end
 
+  # DELETE /rooms/:id/end
+  def end
+    load_and_authorize_room_owner!
+
+    bbb_res = bbb_end_meeting @user.username
+    render_bbb_response bbb_res
+  end
+
   # GET /rooms/:id/recordings
   def recordings
-    @user = User.find_by username: params[:id]
-    if !@user
-      render head(:not_found) && return
-    end
+    load_room!
 
     bbb_res = bbb_get_recordings @user.username
     render_bbb_response bbb_res, bbb_res[:recordings]
@@ -64,18 +70,27 @@ class BbbController < ApplicationController
 
   private
 
-  def authorize_owner_recording
-    user = User.find_by username: params[:id]
-    if !user
+  def load_room!
+    @user = User.find_by username: params[:id]
+    if !@user
       render head(:not_found) && return
-    elsif !current_user || current_user != user
+    end
+  end
+
+  def load_and_authorize_room_owner!
+    load_room!
+
+    if !current_user || current_user != @user
       render head(:unauthorized) && return
     end
+  end
+
+  def authorize_recording_owner!
+    load_and_authorize_room_owner!
 
     recordings = bbb_get_recordings(params[:id])[:recordings]
     recordings.each do |recording|
       if recording[:recordID] == params[:record_id]
-        @user = user
         return true
       end
     end
@@ -87,6 +102,6 @@ class BbbController < ApplicationController
     @message = bbb_res[:message]
     @status = bbb_res[:status]
     @response = response
-    render status: @status && return
+    render status: @status
   end
 end

app/lib/bbb_api.rb

@@ -11,6 +11,10 @@ module BbbApi
     @bbb ||= BigBlueButton::BigBlueButtonApi.new(bbb_endpoint + "api", bbb_secret, "0.8", true)
   end
 
+  def bbb_meeting_id(id)
+    Digest::SHA1.hexdigest(Rails.application.secrets[:secret_key_base]+id).to_s
+  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
@@ -26,7 +30,7 @@ module BbbApi
     if !bbb
       return call_invalid_res
     else
-      meeting_id = (Digest::SHA1.hexdigest(Rails.application.secrets[:secret_key_base]+meeting_token)).to_s
+      meeting_id = bbb_meeting_id(meeting_token)
 
       # See if the meeting is running
       begin
@@ -63,7 +67,7 @@ module BbbApi
         password = bbb_meeting_info[:attendeePW]
       end
       join_url = bbb.join_meeting_url(meeting_id, full_name, password )
-      return success_res(join_url)
+      return success_join_res(join_url)
     end
   end
 
@@ -124,6 +128,22 @@ module BbbApi
     res
   end
 
+  def bbb_end_meeting(id)
+    # get meeting info for moderator password
+    meeting_id = bbb_meeting_id(id)
+    bbb_meeting_info = bbb.get_meeting_info(meeting_id, nil)
+
+    response_data = if bbb_meeting_info.is_a?(Hash) && bbb_meeting_info[:moderatorPW]
+      bbb.end_meeting(meeting_id, bbb_meeting_info[:moderatorPW])
+    else
+      {}
+    end
+    response_data[:status] = :ok
+    response_data
+  rescue BigBlueButton::BigBlueButtonException => exc
+    response_data = bbb_exception_res exc
+  end
+
   def bbb_update_recordings(id, published)
     bbb_safe_execute :publish_recordings, id, published
   end
@@ -147,7 +167,7 @@ module BbbApi
     response_data
   end
 
-  def success_res(join_url)
+  def success_join_res(join_url)
     {
       returncode: true,
       messageKey: "ok",
@@ -178,11 +198,15 @@ module BbbApi
   end
 
   def bbb_exception_res(exc)
-    {
+    res = {
       returncode: false,
       messageKey: 'BBB'+exc.key.capitalize.underscore,
       message: exc.message,
-      status: :internal_server_error
+      status: :unprocessable_entity
     }
+    if res[:messageKey] == 'BBBnotfound'
+      res[:status] = :not_found
+    end
+    res
   end
 end

app/views/bbb/end.jbuilder

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

config/routes.rb

@@ -13,6 +13,7 @@ Rails.application.routes.draw do
   get '/:resource/:id', to: 'landing#index', as: :resource
   get '/:resource/:id/join', to: 'bbb#join', as: :bbb_join, defaults: {format: 'json'}
   get '/:resource/:id/wait', to: 'landing#wait_for_moderator'
+  delete '/rooms/:id/end', to: 'bbb#end', defaults: {format: 'json'}
   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'}