I think you look for something like

db.table.field_2.compute=lambda r: request.vars.field_1


On May 11, 4:01 am, AsmanCom <[email protected]> wrote:
> That would be a great solution, but i´ve to do this in model because i
> am using the awesome JQGrid plugin (app.ebansoftware.net/
> editable_jqgrid/).
> The dilemma is:
> - I need to do this in the model
> - I can`t get the vars from table.field.default (self-evident)
> - I need a working IS_IN_DB(db,'table.id','table.name') validator and
> label (for the JQGrid plugin)
> - I can´t add an aditional validator (because IS_IN_DB +label don´t
> show up right, when combined with other validators)
> - The form must be visible to the user, so i can´t go with
> table.field.compute
>
> So I think to implement this with Field default function is the right
> approach?
> But I need to catch the vars, compute someth. and Insert.
>
> Any ideas?
>
> On 10 Mai, 19:47, Iceberg <[email protected]> wrote:
>
> > Model:
> > db.define_table('table_1',
> >                        Field('field_1'),
> >                        Field('field_2')
> >                        )
>
> > Controller:
> > def index():
> >   def magic(form):
> >     form.vars.field_2 = form.vars.field_1
> >   form = SQLFORM(db.table_1)
> >   if form.accepts(request.vars, onvalidation=magic):
> >     pass # ok
> >   return {'form': form}
>
> > I did not test it. But it shows you the key of using onvalidation()
> > trick.
>
> > Regards,
> > Iceberg
>
> > On May11, 12:08am, AsmanCom <[email protected]> wrote:
>
> > > Hi,
>
> > > i want to do a simple task:
>
> > > def function_1():
> > >     var_field_1=request.vars.field_1
> > >     if var_field_1:
> > >         return var_field_1
>
> > > db.define_table('table_1',
> > >                        Field('field_1','string' ),
> > >                        Field('field_2', default=function_1)
> > >                        )
>
> > > db.table_1.field_1.default='Autogenerated'
> > > db.table_1.field_2.default='Autogenerated'
>
> > > I want to catch default vars from field 1 and insert them in field_2
> > > instead.
> > > Is this possible?
>
> > > ###becomes interesting when combined, with IS_IN_DB and the
> > > get_or_create function###

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