thanks a lot Anthony
you solved the "problem"
web2py +++ as usual
Le jeudi 12 novembre 2015 00:53:30 UTC+1, Anthony a écrit :
>
> On Wednesday, November 11, 2015 at 4:40:17 PM UTC-5, Pierre wrote:
>>
>> items = db().select(db.c_sub.ALL)
>> form = SQLFORM.factory(*[Field(item.name, type='boolean',
>> default=False, comment=item.c_main.name) for item in items])
>>
>
> The IS_SLUG validation of values you are inserting into the db.c_sub table
> is working as expected. The problem is that you are attempting to create a
> form where the slug values become the names of the form fields. When using
> SQLFORM.factory to create a form, you must use the Field() constructor, but
> the "name" argument of Field() must be a valid Python identifier (so,
> hyphens are not allowed).
>
> If you are OK with using underscores in place of hyphens, you could do
> something like:
>
> Field(item.name.replace('-', '_'), label=item.name, ...)
>
> That will display the item.name as the label on the form but replace
> hyphens with underscores in the actual input element names. Alternatively,
> you could drop the "label" argument, in which case you'll get the default
> labels, which replace the underscores with spaces.
>
> Alternatively, you could store the slugs themselves with underscores
> rather than hyphens, either by implementing a custom validator or using
> something like:
>
> Field('name', requires=[CLEANUP(r'-'), IS_SLUG(check=True,
> keep_underscores=True), IS_LOWER()])
>
> Note, the above will allow submitted values with hyphens, but it will
> remove the hyphens. It will then check to make sure the string includes no
> special characters except underscores.
>
> Finally, you could use the FORM helper instead of SQLFORM.factory to
> generate the form, as that will allow any names you want for the INPUT
> elements.
>
> Anthony
>
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