[html-formfu] Constraints - Dynamic, RequiredWhen or extending Constraint and _others

[Mario Minati]

On Tuesday 18 September 2007 12:50:23 Carl Franks wrote:
> On 16/09/2007, Mario Minati <mario.minati at googlemail.com> wrote:
> > Hi Carl,
> >
> > a few days ago I posted a Dynamic constraint with the idea of a
> > constraining a textfield depending on the value of a different field, e.
> > g. a select field.
> >
> > Today I needed to constrain many textfields depending on a radiogroup, as
> > this radiogroup decides which fields needs to be filled, so I could put a
> > required constraint on these fields.
> >
> > This bought me to the idea of extending 'process' in constraint and
> > _others class (these are the base classes for al constraints) with a
> > 'when' accessor and the code to only run the constraint when a specific
> > field contains a given value (or the value is in a given range).
> >
> > I would suggest the following structure:
> > - Required
> >   when:
> >     - field: name
> >     - value: 1
>
> minor nit-pick - that would be:
>
> - type: Required
>   when:
>     - field: name
>     - value: 1
>
> > or
> >     - values: [ 2, 4, 6 ]
> >
> > What do you think?
>
> Yeah, that sounds good, go for it!

Done.

In SVN including docs and tests.

Greets,
Mario