Fix Rubocop issues

app/controllers/application_controller.rb

@@ -25,7 +25,7 @@ class ApplicationController < ActionController::Base
                                      !request.xhr?) # don't store ajax calls
                                    session[:return_to] = request.fullpath
                                  end
-  end
+                               end
 
   def after_sign_in_path_for(_resource)
     if (can? :view, Conference) &&

app/controllers/users_controller.rb

@@ -31,7 +31,9 @@ class UsersController < ApplicationController
   end
 
   # Somewhat of a hack: users/current/edit
+  # rubocop:disable Naming/MemoizedInstanceVariableName
   def load_user
     @user ||= (params[:id] && params[:id] != 'current' && User.find(params[:id]) || current_user)
   end
+  # rubocop:enable Naming/MemoizedInstanceVariableName
 end

app/helpers/application_helper.rb

@@ -112,7 +112,7 @@ module ApplicationHelper
         concurrent_events << other_event_schedule.event
       end
     end
-    concurrent_events.sort_by { |event_schedule| event_schedule.room&.order }
+    concurrent_events.sort_by { |schedule| schedule.room&.order }
   end
 
   def speaker_links(event)

app/helpers/events_helper.rb

@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+# TODO: Split this module into smaller modules
+# rubocop:disable Metrics/ModuleLength
 module EventsHelper
   ##
   # Includes functions related to events
@@ -193,7 +195,7 @@ module EventsHelper
     end
   end
 
-  def calendar_timestamp(timestamp, timezone)
+  def calendar_timestamp(timestamp, _timezone)
     timestamp = timestamp.in_time_zone('GMT')
     timestamp -= timestamp.utc_offset
     timestamp.strftime('%Y%m%dT%H%M%S')
@@ -221,7 +223,7 @@ module EventsHelper
   def calendar_event_text(event, event_schedule, conference)
     <<~TEXT
       #{conference.title} - #{event.title}
-      #{event_schedule.start_time.strftime("%Y %B %e - %H:%M")} #{event_schedule.timezone}
+      #{event_schedule.start_time.strftime('%Y %B %e - %H:%M')} #{event_schedule.timezone}
 
       More Info: #{conference_program_proposal_url(conference, event)}
       Join: #{event.url}
@@ -256,3 +258,4 @@ module EventsHelper
     end
   end
 end
+# rubocop:enable Metrics/ModuleLength

app/models/ability.rb

@@ -68,6 +68,8 @@ class Ability
   end
 
   # Abilities for signed in users
+  # TODO: Refactor into multiple functions
+  # rubocop:disable Metrics/AbcSize
   def signed_in(user)
     # Abilities from not_signed_in user are also inherited
     not_signed_in
@@ -140,6 +142,7 @@ class Ability
       user == track.submitter && !(track.accepted? || track.confirmed?)
     end
   end
+  # rubocop:enable Metrics/AbcSize
 
   # Abilities for users with roles wandering around in non-admin views.
   def common_abilities_for_admins(user)

app/models/commercial.rb

@@ -30,7 +30,7 @@ class Commercial < ApplicationRecord
     begin
       resource = OEmbed::Providers.get(url, maxwidth: 560, maxheight: 315)
       { html: resource.html.html_safe }
-    rescue StandardError => exception
+    rescue StandardError
       { html: iframe_fallback(url) }
       # { error: exception.message }
     end

app/models/conference.rb

@@ -35,6 +35,7 @@
 #
 #  index_conferences_on_organization_id  (organization_id)
 #
+# rubocop:disable Metrics/ClassLength
 class Conference < ApplicationRecord
   include RevisionCount
   require 'uri'
@@ -1234,3 +1235,4 @@ class Conference < ApplicationRecord
     ]
   end
 end
+# rubocop:enable Metrics/ClassLength

app/models/user.rb

@@ -305,7 +305,7 @@ class User < ApplicationRecord
   # TODO: Use a real authorization in the right place....
   def manages_volunteers?(conference)
     organizer_roles = get_roles['organizer']
-    organizer_roles&.include?(conference.short_title) # TODO or Volunteer Coorinator.
+    organizer_roles&.include?(conference.short_title) # TODO: or Volunteer Coorinator.
   end
 
   def registered