- before_action :check_database_writable, :only => [:new, :reply, :mark]
- before_action :allow_thirdparty_images, :only => [:new, :read]
+ before_action :check_database_writable, :only => [:new, :reply, :mark, :destroy]
+ before_action :allow_thirdparty_images, :only => [:new, :show]