On Sep 6, 2006, at 9:34 AM, Timur Izhbulatov wrote: > > On Wed, Sep 06, 2006 at 07:24:46AM -0400, Kevin Dangoor wrote: >> >> On Sep 6, 2006, at 2:33 AM, Timur Izhbulatov wrote: >> >>> Sorry, but I still don't get your idea. I agree, I can pass the >>> schema from the >>> controller to the template engine through expose using its mapping >>> argument. But >>> how the validate decorator will receive it than? >> >> Ahh. I think I might have missed something with your original >> thought. I thought the schema was known beforehand... >> >> if that's not the case, the only way at present to dynamically >> provide a schema to validate is by passing a callable (eg a function) >> to the decorator, and it will call that at the time that it wants to >> do validation. (I know you can do this with the form, I'm not 100% >> sure you can do this with a schema...) > > That's what I was afraid of. I have to create my own decorator. The > existing > decorators I've seen (like validate) look rather complex (or even > scary :) > > The problem is that I can build schema only when I already have a > business > object which I display form for. In my original application I get > an object plus > some metadata for validation from the model and pass everything to > the template > engine which generates the form, the validation logic resides in > the controller. > > My initial goal was to have the form and the schema generated in > one place and > get rid of my own validation logic in favour of TG's validate. But > taking into > account that I have to write my own decorator and some callable for > schema > generation, looks like there is no point in using > htmlfill_schemabuilder > anymore.
I don't think you have to write your own decorator. You just need to pass a callable to @validate. BTW, the decorator stuff is only a bit scary because it works hard to preserve the original method signature. We have an overhaul in mind for TG 1.1 that will behave the same but be extraordinarily simple inside. Kevin --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "TurboGears" 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/turbogears -~----------~----~----~----~------~----~------~--~---
