create.text.haml

New entry posted to the journal:
= self.params[:entry].body

entries.rb

  def index(entry = {})
    @entry   = Entry.new(entry)
    
    @entries = Entry.all(:order => [:created_at.desc])
    JournalMessenger.dispatch(:index, self)
    
    display @entries
  end

  def create(entry)
    @entry = Entry.new(entry)
    if @entry.save

      run_later do
        JournalMessenger.dispatch(:create, self, :entry => @entry)
      end
      redirect url(:entries)
    else
      @entries = Entry.all
      render :index
    end
  end

init.rb

Merb::BootLoader.before_app_loads do
    Merb::MessagingController.message_transport :local,  :growl, {
      :host          => "localhost", 
      :application   => "ruby-growl", 
      :notifications => ["journal notification", "presence notification"]
    }
    
    Merb::MessagingController.message_transport :remote, :xmpp4r, {
      :jid      => "merbpack@stormblast",
      :password => "merbpack"
    }
end
 
Merb::BootLoader.after_app_loads do
  im = Merb::MessagingController.message_transport :local
  
  im.deliver({
    :title        => "MerbPack presence",
    :body         => "MerbPack agent is back online",
    :notification => "presence notification"
  })
end


Merb::BootLoader.before_master_shutdown do
  Merb.logger.info "Disconnecting XMPP notification agent..."
  im = Merb::MessagingController.message_transport :local
  
  im.deliver({
    :title        => "MerbPack presence",
    :body         => "MerbPack agent is about to shut down",
    :notification => "presence notification"
  })
  im.disconnect
end

Merb::BootLoader.before_worker_shutdown do
  Merb.logger.info "Shutting down worker..."
  
  Merb::MessagingController.message_transport(:remote).disconnect
end

journal_messenger.rb

class JournalMessenger < Merb::MessagingController
  delivery_options :local,
                   :notification => "journal notification",
                   :title        => "New MerbPack event"
                   
  delivery_options :remote,
                   :title        => "Journal event",
                   :to           => ["antares@stormblast"],
                   :message_type => :chat
  
  def index(options)
    body = render(:index)
    
    deliver :remote, :body => body
    deliver :local,  :body => body
  end
  
  def create(options)
    self.deliver :remote, :body => render(:create)
  end
end