search for: notify_observ

...weeper.rb:9:in `after_update'' /usr/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/ active_record/observer.rb:123:in `send'' /usr/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/ active_record/observer.rb:123:in `update'' /usr/lib/ruby/1.8/observer.rb:185:in `notify_observers'' /usr/lib/ruby/1.8/observer.rb:184:in `each'' /usr/lib/ruby/1.8/observer.rb:184:in `notify_observers'' Here''s my code (the problem is with ''controller'' being nil): def log(record, event, user = controller.session[:user]) a = Aud...

...gorithm does not seem to pick up the corresponding template: ActionView::MissingTemplate (Missing template event_mailer/approval_requested_notification.erb in view path app/views): app/models/event_observer.rb:3:in `after_enter_awaiting_approval'' /usr/lib/ruby/1.8/observer.rb:185:in `notify_observers'' /usr/lib/ruby/1.8/observer.rb:184:in `each'' /usr/lib/ruby/1.8/observer.rb:184:in `notify_observers'' (eval):10:in `create_or_update_without_callbacks'' app/controllers/event_controller.rb:71:in `request_approval'' public/dispatch.fcgi:24 Howe...

I want to code the following task: I have a class, for instance, class A with is a observable. I want to add a controller of my rails system to this class. So I can notify_observer, and it updates all controllers of my system. How do I pass a controller as a parameter to the add_observer() method? And where I put this code? Thanks in advance. Fernando Lujan

Is there some way to observe when an association is added in a habtm relationship? I know I could turn the relationship into a model, but I don''t want to give up using :include in my finds... joshua

...activerecord-observers-cant-be-used-for-before-callbacks> I think it''s a pretty big bug. In Rails 3, creating an observer with a "before_save" callback (for instance) will result in all observed models being *unable to save*, unconditionally. This is because the key method (`notify_observers`) of "Observable" module from Ruby (in use here) is always returning false, without giving us access to the return value of callback methods. The only way of fixing it is to stop using the Ruby implementation which doesn''t give us access to return values of callback methods....

...ed to find that Ruby has a built in Observable module and I''m pretty bored, so I apologize in advance.... require ''observer'' # one who is observed class Celebrity include Observable attr_accessor :name attr_reader :is def is=(val) @is = val changed notify_observers(self) end end # one who does the observering class TrashMag attr_accessor :name def update(sender) puts "#{name}''s Breaking News: OMG! #{sender.name} is #{sender.is}. KeWl!!!!" end end celebs = [] lohan = Celebrity.new lohan.name = "Lindsey Lohan" cele...

...index.rb: 254:in `<<'' /app/models/index.rb:105:in `add'' /app/models/index.rb:20:in `after_create'' /usr/lib/ruby/gems/1.8/gems/activerecord-1.14.4.5263/lib/ active_record/observer.rb:154:in `update'' /usr/lib/ruby/1.8/observer.rb:185:in `notify_observers'' [...]

Hi! I got a class named EinsatzFilter which I serialized to session. Before saving to session it works afterwards I keep getting the message: "undefined method `to_s'' for #<Person:0x38c6ab8>". "Person" is a from ActiveRecord::Base inherited class. Code: class EinsatzFilter include ApplicationHelper attr_reader :personen, :monat, :projekte, :kunde

hi all I''m running background tasks using BJ 1.0.1 (gem version). On some requests, the tasks are executed as expected. On others, I get the following error: RuntimeError (no bj found in ["/u/apps/igniter/releases/20080408205801/ script", "/bin", "/usr/bin", "/sbin", "/usr/sbin"]): when it runs, it runs fine but does anyone know what