On 18 Feb 2009, at 13:29, [email protected] wrote:
> > On the other hand, I could use 'form_for' which generates the same > params hash format for both cases (existing and new object) but does > not include an id. In this case, I would have the controller pass the > view an instance variable: @record_id = 'foo' (in the case of an > existing object or @record_id = nil (in the case of a new one. Then > i'd pass it back as a hidden field and i'd use a nil value to indicate > that it's a new object. This seems similar to your suggestion to use > the 'index' option. > > So, basically - i'm asking what the conventional manner for doing this > is... In the abstract, the problem is creating a controller and form > that can handle either a new object or an existing one while fully > leveraging all the goodness that rails provides. After a bunch of > reading on this, i've yet to find a 'convention' for this. > Have you looked at the new complex forms stuff ? Fred > Thanks always for your generous support! > > Yoram > > On Feb 18, 12:17 am, Frederick Cheung <[email protected]> > wrote: >> On Feb 18, 5:38 am, "[email protected]" <[email protected]> wrote: >> >>> When my controller passes the view an existing object, I submit the >>> form and everything's dandy. When my controller passes the view a >>> new >>> object that does not have an id, then I get the error message >>> regarding conflicting container types. >> >>> Why? Can I use the same form to handle both new and edited objects >>> and >> >> Well it's a little tricky to say without seeing the html but that >> error message usually means that in the same form you have something >> like >> foo[]=bar and foo[bar]=baz >> >> it may be that passing an :index option to fields for when dealing >> with a new record is the way out >> >> Fred >> >>> at the same time to work as expected with f.text_field? Am I going >>> about it the wrong way? I spent quite a bit of time reading the >>> tutorials on the web but still don't understand what's going on >>> here. >> >>> Any guidance appreciated! >>> Yoram > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en -~----------~----~----~----~------~----~------~--~---
