thanks Anthony. Could you give me simple example about second idea? It's 
noy possible to pass variables to a onvalidation funtion? i.e. onvalidation 
doesn't accept parameters...

Il giorno giovedì 31 maggio 2018 00:24:29 UTC+2, Anthony ha scritto:
>
> SQLFORM shows the values of non-writable fields but does not put those 
> values into HTML form widgets, so they are not submitted with the form. A 
> couple of options:
>
>    - Instead of setting writable=False, specify a custom widget for the 
>    fields with the HTML readonly attribute set to true (e.g., widget=lambda 
>    f, v: SQLFORM.widgets.string.widget(f, v, _readonly=True)). With this 
>    approach, be sure to validate the non-writable values as well, as a 
>    malicious user can still submit modified values.
>    - Create a separate object (e.g., a DAL Row) containing the 
>    non-writable field values, and make that object available within the 
>    onvalidation function (since those values are not changeable within the 
>    form, there is no reason the values must come from the form submission).
>
> Anthony
>
> On Wednesday, May 30, 2018 at 4:28:01 PM UTC-4, Andrea Fae' wrote:
>>
>> Hello I have a SQLFORM but some of them I populate from other variables 
>> and I don't want to change. So I typed field.writable=False...
>> But when I use a custom "onvalidation" function I want to have the 
>> content of all the form fields...
>> In request.vars I see some fields but not all
>> In form.vars I see part of these fields
>> Both without the not writable fields.
>>
>> How is working? request.vars, form.vars. Why do they show different field 
>> values? Why I can't see the not wirtable values? I tried to read the book, 
>> but I didn't find the information yet.
>> Thanks a lot
>>
>

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