On Monday, August 12, 2013 7:07:14 AM UTC-7, Michael Beller wrote:
>
> Update ...
>
> I found one problem: when I was dynamically adding form fields as html
> elements, I wasn't adding them as field objects to the form object on the
> postback so w2p didn't know about the fields for validation.
>
> But I still must be confused how components work. I load the form but the
> submit action reloads the entire page and therefore does not process the
> form. What am I missing? ...
>
>
Is it the accept? (See below.)
> Action:
>
> def send_msg():
> return dict()
>
>
> View:
>
> {{extend 'layout.html'}}
> <div id="send_msg_form">
> {{=LOAD('sendmsg','get_msg_vars',ajax=True)}}
> </div>
>
>
> Component:
>
> def get_msg_vars():
> fields = []
> fields.append(db.msg.msg_typ)
> if request.vars['msg_typ']:
> db.msg.msg_typ.default = request.vars['msg_typ']
> msg_typ = db.msg_typ(request.vars['msg_typ'])
> for var in msg_typ.msg_typ_vars:
> msg_typ_var_lbl = ' '.join(x.capitalize() for x in
> var.split('_'))
> fields.append(Field(var, label=msg_typ_var_lbl,
> requires=IS_NOT_EMPTY()))
> form=SQLFORM.factory(*fields)
> mt = form.element(_name='msg_typ')
> mt['_onchange'] = XML("ajax('get_msg_vars', ['msg_typ'],
> 'send_msg_form');")
> if form.accepts(request,session):
>
>
In the book (Chap 12, sec 12.1.1, pg 521), the example uses "if
form.process().accepted:"
I've seen reference here in the group to that being *the new and approved
coding style* for form processing.
response.flash="form accepted"
> elif form.errors:
> response.flash="form is invalid"
> else:
> response.flash="please fill the form"
> return form
>
>
/dps
--
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