better error handling for youtube uploading

app/assets/javascripts/recordings.coffee

@@ -310,19 +310,24 @@ class @Recordings
         method: 'POST',
         url: url+'/'+id
         data: {video_title: title, privacy_status: privacy_status}
-        success: () ->
-          cloud = selectedUpload.find('.cloud-blue')
-          check = selectedUpload.find('.green-check')
-          spinner = selectedUpload.find('.load-spinner')
+        success: (data) ->
 
-          showAlert(I18n.successful_upload, 4000);
+          if data['url'] != null
+            window.location.href = data['url']
+          else
+            cloud = selectedUpload.find('.cloud-blue')
+            check = selectedUpload.find('.green-check')
+            spinner = selectedUpload.find('.load-spinner')
 
-          spinner.hide()
-          check.show()
-          setTimeout ( ->
-            cloud.show()
-            check.hide()
-          ), 2500
+            showAlert(I18n.successful_upload, 4000);
+
+            spinner.hide()
+            check.show()
+
+            setTimeout ( ->
+              cloud.show()
+              check.hide()
+            ), 2500
       })
 
       selectedUpload.find('.cloud-blue').hide()

app/controllers/bbb_controller.rb

@@ -180,10 +180,22 @@ class BbbController < ApplicationController
               title: params[:video_title],
               description: t('youtube_description', url: 'https://bigbluebutton.org/'),
               privacy_status: params[:privacy_status])
-    rescue
-      # In this case, they don't have a youtube channel connected to their account, so prompt to create one.
-      redirect_to 'https://m.youtube.com/create_channel'
+    rescue => e
+      errors = e.response_body['error']['errors']
+      # Many complications, start by getting them to refresh their token.
+      if errors.length > 1
+        redirect_url = user_login_url
+      else
+        error = errors[0]
+        if error['message'] == "Unauthorized"
+          redirect_url = 'https://m.youtube.com/create_channel'
+        else
+          # In this case, they don't have a youtube channel connected to their account, so prompt to create one.
+          redirect_url = user_login_url
+        end
+      end
     end
+    render json: {:url => redirect_url}
   end
 
   # POST /rooms/:room_id/recordings/can_upload