[html-formfu] Clientside validation

[Andreas Marienborg]

On Mar 5, 2008, at 10:55 AM, Moritz Onken wrote:

> Well define change.
>
> you can define when a form should be revalidated. ExtJS can do the  
> validation when you submit, or when you "tab" to another form field,  
> or while you type, or...
>
> You can even chose whether only a specific field should be validated  
> or all of them.
>
> I don't like the idea of having two languages doing the validation.  
> For thinks like "isBlank" it's fine. But thinks like regular  
> expressions might be hard to translate in javascript.
>

Amen on that. Perhaps we need something that does as much as possible  
on clientside, but the rest on serverside.


> moritz
>
> Am 05.03.2008 um 10:32 schrieb Andreas Marienborg:
>
>> So you process the complete form on each change in a field?
>>
>> - andreas
>>
>> On Mar 5, 2008, at 10:16 AM, Moritz Onken wrote:
>>
>>> Hi,
>>>
>>> I'm using the extJS framework in combination with formfu. It  
>>> allows you to send the form data to your server and parses the  
>>> returned messages and prints them next to invalid form fields. It  
>>> is JSON based, but with a little bit of code you can easily return  
>>> the formfu error messages usign JSON.
>>>
>>> if ( $form->has_errors ) {
>>> $c->stash->{success} = 0;
>>> for ( @{ $form->get_errors } ) {
>>>   push(
>>>     @{ $c->stash->{errors} },
>>>     { id => $_->name, msg => $_->message }
>>>   );
>>> }
>>>
>>> this is a catalyst example. Make sure to set the view to JSON.
>>>
>>> Am 05.03.2008 um 10:07 schrieb Andreas Marienborg:
>>>
>>>> Has anyone done any clientside validation with FormFu? Basicly I  
>>>> want to only specify constraints etc once, in the FormFu-config,  
>>>> and then just have it magicaly work on the forms in the web app,  
>>>> or atleast provide me with the information needed to do the  
>>>> client side stuff (like what constraints are on a field etc).
>>>>
>>>> If that is not possible, is it possible to process only "part" of  
>>>> a form? So I can call back to the server to check each field as  
>>>> they are filled out?
>>>>
>>>>
>>>> If anyone has any thoughts on any of this, I would be glad to  
>>>> hear it
>>>>
>>>>
>>>> - andreas
>>>>
>>>>
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>>>
>>>
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>>
>>
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