I've been playing around with it a bit more, and it seems to be the same
underlying problem that Anthony described above. The question is: why
doesn't the formname fix work for ajax components?
On Monday, 22 April 2013 09:19:06 UTC+1, Neil wrote:
>
> Thanks for that. Unfortunately, there seems to be a little more to it.
>
> He is a minimal example (using web2py 2.4.6/rocket/windows, although
> the behavior is the same with other configurations).
>
> controllers/default.py:
>
> def index():
> return dict()
>
> def f1():
> val1 = ""
> form1 = FORM('Form 1 input:', INPUT(_name='f1input', requires=
> IS_NOT_EMPTY()), INPUT(_type='submit'))
> if form1.accepts(request,session,formname="formname1"):
> val1 = form1.vars.f1input
> elif form1.errors:
> response.flash = 'Form 1 has errors'
> return dict(form1=form1, val1=val1)
>
> def f2():
> val2 = ""
> form2 = FORM('Form 2 input:', INPUT(_name='f2input', requires=
> IS_NOT_EMPTY()), INPUT(_type='submit'))
> if form2.accepts(request,session,formname="formname2"):
> val2 = form2.vars.f2input
> elif form2.errors:
> response.flash = 'Form 2 has errors'
> return dict(form2=form2, val2=val2)
>
> views/default/f1.load:
>
> <p>{{=val1}}</p>
> {{=form1}}
>
> views/default/f2.load:
>
> <p>{{=val2}}</p>
> {{=form2}}
>
> views/default/index.html:
>
> {{extend 'layout.html'}}
> {{=LOAD('default','f1.load',ajax=True)}}
> {{=LOAD('default','f2.load',ajax=True)}}
>
>
> The behavior is unpredictable. Sometimes the first submit for form 1
> doesn't do anything. You may need to refresh several times to reproduce.
>
> Bug, or I have I done something wrong?
>
> Neil
>
> On Sunday, 21 April 2013 20:19:25 UTC+1, Anthony wrote:
>>
>> Probably both forms have the same formname, either because they are both
>> based on the same DAL table or because they are both SQLFORM.factory forms.
>> To avoid the problem, assign unique formnames to each via
>> .process(formname='myform1'), etc. This is discussed in the book:
>> http://web2py.com/books/default/chapter/29/07#Multiple-forms-per-page.
>>
>> Note, the problem isn't really limited to multiple forms on the same
>> page, but to multiple forms with the same name in the same browser session
>> (even if loaded into different tabs/windows that are open at the same
>> time). The problem is that the value of the formkey is stored in the
>> session with a key like "_formkey[formname]". If a second form is created
>> before the first form has been submitted, the formkey associated with that
>> particular formname will be overwritten, so when the first form is
>> submitted, it will not be accepted. However, the submission itself will
>> once again replace the formkey value, so if you immediately submit a second
>> time, it will work.
>>
>> Anthony
>>
>> On Sunday, April 21, 2013 5:03:06 AM UTC-4, Neil wrote:
>>>
>>> I'm having this problem now - is there a trick to having two ajax forms
>>> on one page?
>>>
>>> Basically, as above, I have to hit submit twice for anything result. Has
>>> anyone successfully had 2+ ajax forms on the same page?
>>>
>>> On Wednesday, 21 July 2010 08:37:54 UTC+1, mdipierro wrote:
>>>>
>>>> will look into this.. it must be a JS issue.
>>>>
>>>> On Jul 20, 9:10 pm, ionel <[email protected]> wrote:
>>>> > Hello,
>>>> >
>>>> > I try to add two ajax forms into a page with something like this:
>>>> >
>>>> > {{=LOAD(url=URL(r=request,f='add_person.load'), ajax=True)}}
>>>> > {{=LOAD(url=URL(r=request,f='add_image.load'), ajax=True)}}
>>>> >
>>>> > If the form has errors, the error messages are displayed after a
>>>> > second submit. So, I need to click two times the submit button to
>>>> > display them.
>>>> >
>>>> > The second form has a normal behavior.
>>>> >
>>>> > Thanks.
>>>> >
>>>> > i.a.
>>>
>>>
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