On Sep 18, 9:34 pm, Karthik Krishnan <[EMAIL PROTECTED]> wrote:
> Hi,
>
> I have a form which contains some prefilled data and some to be filled
> in by the user. I have no trouble getting the forms to be prefilled.
> What I want is thatfor a GET request, if the form data pre exists,
> then display it; if not, then show a blank text field .
> For a post request, if the field is required and is not filled, then
> show the error message. What I am getting is this that, when I call
> the url ,
>
> I automatically get a validation failure error message.
>
> My code is as follows:
> <snip>
> In my views.py
>
> if request.method == 'POST':
> form = EditSiteForm(request.POST)
> if form.is_valid():
> # Get Cleaned data.
> type = form.cleaned_data['type']
> name = form.cleaned_data['name']
> street = form.cleaned_data['street']
> number = form.cleaned_data['number']
> postal_code = form.cleaned_data['postal_code']
> else:
> # Get Request. Bind the EditSiteForm to the request.
> # Setting up initial data.
> initial_data = {'site_type' : site.site_type, 'name' :
> site.name_address,
> 'street' : site.street, 'number' : site.number,
> 'postal_code' : site.postal_code}
> form = EditSiteForm(initial_data)
>
> return render_to_response('edit_site.html', {'site' : site, 'form' :
> form})
<snip>
> Is there anything I am doing wrong?
Just one tiny thing. In the else clause, you have this:
form = EditSiteForm(initial_data)
As you have found, this triggers validation.
What you want instead is this:
form = EditSiteForm(initial=initial_data)
This lets the form know that the data is not to be validated, just
displayed.
See here:
http://docs.djangoproject.com/en/dev/ref/forms/fields/#dynamic-initial-values
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