admin_controller.rb

def refresh_feed
  # ..
  begin
    # ..
  rescue => e
    Exceptional.log_frontend(e, self, request, params.merge(:feed_id => params[:id]))
  end
end

exceptional.rb

module Exceptional
  module Api
    def safe_session(session_data)
      sanitize_hash(session_data.to_hash)
    end
    
    def log_failsafe(exception, env)
      request = ActionController::Request.new(env)
      
      unless RAILS_ENV == 'production'
        SOUP_LOGGER.info "Caught failsafe exception #{exception.message} on #{request.url}\n  params: #{request.params.inspect}\n  stacktrace:\n    #{exception.backtrace.join "\n    "}"
        return
      end
      
      Exceptional.log! "Handling #{exception.message}", 'info'
      
      e = parse(exception)
      e.framework = "rails"
      e.application_root = Exceptional.application_root
      e.occurred_at = Time.now.strftime("%Y%m%d %H:%M:%S %Z")
      e.url = request.url
      e.environment = safe_environment(request)
      e.session = safe_session(env['rack.session'].to_hash) rescue nil
      e.parameters = sanitize_hash(request.params.to_hash)
      
      post(e)
      
    rescue Exception => exception
      Exceptional.log! "Error preparing exception data."
      Exceptional.log! exception.message
      Exceptional.log! exception.backtrace.join("\n"), 'debug'
    end
    
    def log_frontend(exception, controller, request, params)
      unless RAILS_ENV == 'production'
        SOUP_LOGGER.info "Caught frontend exception #{exception.message} on #{request.url}\n  params: #{params.inspect}\n  stacktrace:\n    #{exception.backtrace.join "\n    "}"
        return
      end
      
      Exceptional.handle(exception, controller, request, params)
    end
    
    def log_backend(location, exception, params)
      unless RAILS_ENV == 'production'
        SOUP_LOGGER.info "Caught backend exception #{exception.message}\n  params: #{params.inspect}\n  stacktrace:\n    #{exception.backtrace.join "\n    "}"
        return
      end
      
      Exceptional.log! "Handling #{exception.message}", 'info'
      
      e = parse(exception)
      e.application_root = Exceptional.application_root
      e.occurred_at = Time.now.strftime("%Y%m%d %H:%M:%S %Z")
      e.controller_name = location
      e.parameters = params.to_hash
      
      post(e)
      
    rescue Exception => exception
      Exceptional.log! "Error preparing exception data."
      Exceptional.log! exception.message
      Exceptional.log! exception.backtrace.join("\n")
    end
  end
end


# Exceptional integration into failsafe handler
class ActionController::Failsafe
  def call(env)
    @app.call(env)
  rescue Exception => exception
    # Reraise exception in test environment
    if defined?(Rails) && Rails.env.test?
      raise exception
    else
      Exceptional.log_failsafe(exception, env)
      failsafe_response(exception)
    end
  end
end

feed.rb

def perform_import
  # ..
  begin
    # ..
  rescue Exception => e
    Exceptional.log_backend('Feed importer', e, :feed_id => id, :feed_url => self.url, :feed_type => self.class.to_s)
  end
end