Module: Lipsiadmin::Controller::Rescue

Defined in:
lib/controller/rescue.rb

Overview

This module are raised when an exception fire up in controllers.

Now you can personalize exception and simplify the layout using templates in:

app/views/exception

when an exception is raised it try to send an email, and for send an email you need to configure in enviroment or in an initializer some like this:

Examples:

  Lipsiadmin::Mailer::ExceptionNotifier.sender_address       = %("Exception Notifier" <[email protected]>)
  Lipsiadmin::Mailer::ExceptionNotifier.recipients_addresses = %([email protected])
  Lipsiadmin::Mailer::ExceptionNotifier.email_prefix         = "[Your Project]"

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object

:nodoc:



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# File 'lib/controller/rescue.rb', line 20

def self.included(base)#:nodoc:
  base.class_eval do
    alias_method_chain :rescue_action_in_public, :notifier
  end
end

Instance Method Details

#rescue_action_in_public_with_notifier(exception) ⇒ Object

Overwrite to implement public exception handling (for requests answering false to local_request?). By default will call render_optional_error_file. Override this method to provide more user friendly error messages.



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# File 'lib/controller/rescue.rb', line 28

def rescue_action_in_public_with_notifier(exception) #:doc:
  response_code = response_code_for_rescue(exception)
  status        = interpret_status(response_code)[0,3]
  respond_to do |format|
    # Personalize rescue rules for backend
    if controller_path =~ /^backend\//
      # Usually when we made a post we submit the form
      # to a target iframe, so we need to respond to the parent.
      if request.post?
        responds_to_parent do
          render :update do |page| 
            page.unmask
            page.ext_alert I18n.t("lipsiadmin.exceptions.#{status}.title"), I18n.t("lipsiadmin.exceptions.#{status}.description")
          end
        end
      else
        # We can't use status, because Backend.app.load don't permit load 500, 404 pages
        format.html { render :template => "/exceptions/#{status}" }
        format.js do 
          render :update do |page| 
            page.unmask
            page.ext_alert I18n.t("lipsiadmin.exceptions.#{status}.title"), I18n.t("lipsiadmin.exceptions.#{status}.description")
          end
        end
        format.all  { render :nothing => true, :status => status }
      end
    else
      format.html { render :template => "/exceptions/#{status}", :status => status }
      format.all  { render :nothing => true, :status => status }
    end
  end
rescue Exception => e
  logger.error e.message
  erase_results
  rescue_action_in_public_without_notifier(exception)
ensure
  if response_code != :not_found && Lipsiadmin::Mailer::ExceptionNotifier.send_mail
    Lipsiadmin::Mailer::ExceptionNotifier.deliver_exception(exception, self, request)
  end
end