Ok rais goes to the log file. So how to go with a error message in the active scaffold view?
Thank you On 7 Nov, 17:22, Sri Sri <[EMAIL PROTECTED]> wrote: > raise will raise an exception which goes to the log file. > > Stefano wrote: > > Sorry, I've read so fast your reply so I've mistake the code. > > Now I've try with this code (like you've write) > > > before_destroy :deletable > > def deletable > > products.blank? > > end > > > and the validation is ok, but now no message appears (neither "Request > > Failed (code 500, Internal Error)"). > > I would to show the user that the delete operation is not permetted. > > How to do this in the Active Scaffold view? > > > Thank you > > > On 7 Nov, 17:12, Stefano <[EMAIL PROTECTED]> wrote: > > >> Thank you for your reply. > >> I've try to use this code: > > >> before_destroy :deletable > > >> def deletable > >> unless products.blank? > >> raise "You can't destroy this invoice!" > >> end > >> end > > >> but the message in the view is always "Request Failed (code 500, > >> Internal Error)". > > >> What can I do? > > >> Thank you for your help > > >> On 7 Nov, 11:48, "Sergio Cambra .:: entreCables - Symbol Servicios > >> Informáticos S.L. ::." <[EMAIL PROTECTED]> wrote: > > >>> El Thursday 06 November 2008 16:46:23 Stefano escribió: > > >>>> Hi, I've a model called "Invoice" that :has_many products. > >>>> I've validate the destroy of one Invoice that control if the > >>>> invoice.products is empty (one invoice can't be deleted if contains > >>>> products). > >>>> Here the code: > >>>> ----------------------------------- > >>>> before_destroy :deletable > > >>>> def deletable > >>>> unless products == [] > >>>> raise "You can't destroy this invoice!" > >>>> end > >>>> end > >>>> ------------------------------------- > > >>>> The validation is ok so in the view (managed by ActiveScaffold) if I > >>>> try to delete one invoice with some products associated, I receive the > >>>> message "Request Failed (code 500, Internal Error)" and not "You can't > >>>> destroy this invoice!". > >>>> How can I change the message? > >>>> Thank you > > >>> ActionController callbacks must raise an exception or render or redirect > >>> to > >>> cancel the action, but ActiveRecord callbacks cancel actions returning > >>> false, > >>> so you should use: > > >>> def deletable > >>> products.blank? > >>> end > >>> -- > >>> Sergio Cambra .:: entreCables - Symbol Servicios Informáticos S.L. ::. > >>> Nicolás Guillén 6, locales 2 y 3. 50.018 Zaragoza > >>> T) 902 021 404 F) 976 52 98 07 E) [EMAIL PROTECTED] --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "ActiveScaffold : Ruby on Rails plugin" 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/activescaffold?hl=en -~----------~----~----~----~------~----~------~--~---
