Before submission of form, use JS.
or
After submission, allocate the time in the controller using *onvalidation*.
See
http://www.web2py.com/books/default/chapter/29/07/forms-and-validators#onvalidation
On Wednesday, 15 July 2020 13:58:28 UTC+1, mostwanted wrote:
>
> I thought it would be easy but its not, wrong values are being selected
> from wrong lists! After submitting a form I wanna check to see if the
> session field is either a single_session, double_session,
> evening_single_session or evening_double_session, depending on what it is I
> want time to be selected randomly from an appropriate list and inputted
> into the session_time field but wrong values from wrong lists are entered,
> information gets mixed up!
>
> model code:
> db.define_table('lecture',
> Field('subject_name', 'reference subject'),
> Field('department', 'reference departments'), #HERE
> Field('theLevels', label=SPAN('Levels'), requires=
> IS_IN_SET(['1.1', '1.2', '2.1', '2.2', '3.1', '3.2', '4.1', '4.2'],
> zero='---Select
> A Level---')), #HERE
> Field('lecturer', 'reference lecturer'),
> Field('class_session', requires=IS_IN_SET(['single
> session', 'double session', 'evening single session', 'evening double
> session'], zero='----Select A Session Period----')),
> Field('session_time', readable=False, writable=False),
> Field('class_room', readable=False, writable=False),
> Field('controller', readable=False, writable=False)
> )
>
> single_session_times=['0830-0930hrs', '0930-1030hrs', '1100-1200',
> '1200-1300', '1400-1500', '1500-1600', '1600-1700']
> double_session_times=['0830-1030', '1100-1300', '1400-1700']
>
> evening_single_session_times=['1730-1830', '1830-1930']
> evening_double_session_times=['1730-1930']
> '''
> After submitting the form, have system scheck the session, if the session
> is any of whats defined give it a proper time
> '''
> if db.lecture.class_session=='single session':
> the_time=random.choice(single_session_times)
> db.lecture.session_time.default=the_time
>
>
> elif db.lecture.class_session=='evening single session':
> the_time=random.choice(evening_single_session_times)
> db.lecture.session_time.default=the_time
>
>
> elif db.lecture.class_session=='double session':
> the_time=random.choice(double_session_times)
> db.lecture.session_time.default=the_time
>
>
> elif db.lecture.class_session=='evening double session':
> the_time=random.choice(evening_double_session_times)
> db.lecture.session_time.default=the_time
>
>
>
> How can i achieve this with proper results from the intended list
>
> Mostwanted
>
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