Unfortunately you will not be able to "add" fields when using FORM.
You will have to iterate over the request.vars manually.
-Thadeus
On Fri, Feb 26, 2010 at 3:59 PM, minh <mdn0...@gmail.com> wrote:
> I forgot to mention, the form loads fine... I get the error on submit.
>
> On Feb 26, 1:58 pm, minh <mdn0...@gmail.com> wrote:
>> I have something like this:
>>
>> form = FORM('Emails:', BR(),
>> INPUT(_name='email',
>> requires=IS_NULL_OR(IS_EMAIL())), BR(),
>> INPUT(_name='email',
>> requires=IS_NULL_OR(IS_EMAIL())), BR(),
>> INPUT(_name='email',
>> requires=IS_NULL_OR(IS_EMAIL())), BR(),
>> INPUT(_name='email',
>> requires=IS_NULL_OR(IS_EMAIL())), BR(),
>> INPUT(_name='email',
>> requires=IS_NULL_OR(IS_EMAIL())), BR(),
>> 'Message:', BR(),
>> TEXTAREA(_name='message'), BR(),
>> INPUT(_type='submit', _value='Invite'))
>>
>> However, it seems to crash if I have multiple elements named 'email'.
>> It works fine if I name them email1, email2, etc. This is the error:
>>
>> Error traceback
>>
>> Traceback (most recent call last):
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \restricted.py", line 173, in restricted
>> exec ccode in environment
>> File "C:/Documents and Settings/minh/My Documents/InvestP2P/
>> applications/investp2p/controllers/loans.py", line 209, in <module>
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \globals.py", line 96, in <lambda>
>> self._caller = lambda f: f()
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \tools.py", line 1848, in f
>> return action(*a, **b)
>> File "C:/Documents and Settings/minh/My Documents/InvestP2P/
>> applications/investp2p/controllers/loans.py", line 200, in
>> invite_lenders
>> if form.accepts(request.vars, session):
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \html.py", line 1267, in accepts
>> status = self._traverse(status)
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \html.py", line 449, in _traverse
>> newstatus = c._traverse(status) and newstatus
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \html.py", line 456, in _traverse
>> newstatus = self._validate()
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \html.py", line 1074, in _validate
>> (value, errors) = validator(value)
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \validators.py", line 2055, in __call__
>> return self.other(value)
>> File "C:\Documents and Settings\minh\My Documents\InvestP2P\gluon
>> \validators.py", line 774, in __call__
>> match = self.regex.match(value)
>> TypeError: expected string or buffer
>>
>> On Feb 26, 1:02 pm, Thadeus Burgess <thade...@thadeusb.com> wrote:
>>
>> > if they all have the same name you will receive it as a list in
>> > request.vars as the name
>>
>> > You will need to use jQuery to dynamically add more fields.
>>
>> > Also, you could use a textarea instead and have them press enter, and
>> > then split the string on '\n'
>>
>> > So considering the following html
>>
>> > <input type="text" name="hi" id="hi1" value="hello" />
>> > <input type="text" name="hi" id="hi2" value="world" />
>>
>> > This will be serialized into
>>
>> >www.example.com?hi=hello&hi=world
>>
>> > Which will be parsed by web2py into request.vars like so.
>>
>> > request.vars.hi = ['hello', 'world']
>>
>> > -Thadeus
>>
>> > On Fri, Feb 26, 2010 at 2:50 PM, minh <mdn0...@gmail.com> wrote:
>> > > Hi,
>>
>> > > I want to make a page where users can enter e-mails to send an invite.
>> > > There will be an array of input boxes (1 e-mail each box) and a send
>> > > button.
>>
>> > > I was wondering what the best way to generate the form dynamically
>> > > was... in case the user wanted to add more e-mails.
>>
>> > > Also, is there a way to iterate through the form elements so I don't
>> > > have to worry about number/name of input fields?
>>
>> > > Thanks,
>> > > Minh
>>
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