OK. you win.
On Jun 14, 3:54 pm, Hans Donner <hans.don...@pobox.com> wrote:
> then how to recognise what value was submitted?
>
> On 14 jun, 22:53, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> > I would then just handle this manual in onvalidate, no need for the
> > hidden file.
>
> > On Jun 14, 5:51 am, Hans Donner <hans.don...@pobox.com> wrote:
>
> > > If I have multiple users running the same function, one of the users
> > > should get an error that the year he has been submitting is already
> > > existing and I do not want that what he inserts is the year following
> > > the one he has been submitting.
> > > (and I'm on GAE, so no uniquess checking there on db level)
>
> > > On Sun, Jun 14, 2009 at 12:41 PM, mdipierro<mdipie...@cs.depaul.edu>
> > > wrote:
>
> > > > I am pretty sure that if you omit this line:
>
> > > > form.append(INPUT(_type='hidden', _value=newyear, _name
> > > > ='newyear'))
>
> > > > the field still goes in db because of "default" thus no need for
> > > > validation.
>
> > > > Massimo
>
> > > > On Jun 14, 2:26 am, Hans Donner <hans.don...@pobox.com> wrote:
> > > >> I think there is, but currently I've came up with:
>
> > > >> def year():
> > > >> # too many - fail
> > > >> if len(request.args) > 1:
> > > >> redirect(URL(r=request,args=[]))
>
> > > >> # init
> > > >> table = db.year_year
> > > >> app_settings = AppSettings()
> > > >> arg0 = None
> > > >> if len(request.args) == 1:
> > > >> arg0 = request.args[0]
>
> > > >> if arg0 == 'add':
>
> > > >> def update_settings(form):
> > > >> requested = form.request_vars.newyear
> > > >> if not app_settings['min_year']:
> > > >> requested = form.vars.year
> > > >> app_settings['min_year'] = requested
> > > >> app_settings['max_year'] = requested
> > > >> app_settings.commit()
>
> > > >> def onvalidate_addyear(form):
> > > >> if app_settings['max_year']:
> > > >> next = str(int(app_settings['max_year']) + 1)
> > > >> requested = form.request_vars.newyear
> > > >> if next and requested != next:
> > > >> if requested <= next:
> > > >> session.flash = \
> > > >> "The year %s has already been added" %
> > > >> requested
> > > >> else:
> > > >> session.flash = \
> > > >> "The year %s does not follow %s" %
> > > >> (requested, next)
> > > >> redirect(URL(r=request, args=['add']))
> > > >> form.vars.year = requested
>
> > > >> default = dict(
> > > >> table = table,
> > > >> onaccept = update_settings,
> > > >> onvalidation = onvalidate_addyear
> > > >> )
>
> > > >> if app_settings['min_year'] == None:
> > > >> # no years yet - need to add first
> > > >> form = crud.create(**default)
> > > >> return dict(form = form)
> > > >> else:
> > > >> newyear = int(app_settings['max_year']) + 1
> > > >> table.year.writeable = False
> > > >> table.year.default = newyear
> > > >> form = crud.create(**default)
> > > >> # add field to hold value for input
> > > >> form.append(INPUT(_type='hidden', _value=newyear, _name =
> > > >> 'newyear'))
> > > >> return dict(form = form)
>
> > > >> # no add
> > > >> rows = db().select(table.ALL)
> > > >> all_years = extract_field(rows, 'year')
>
> > > >> if arg0 and int(arg0) and \
> > > >> arg0 >= app_settings['min_year'] and arg0 <=
> > > >> app_settings['max_year']:
> > > >> form = crud.read(table, rows[all_years.index(arg0)])
> > > >> return dict(form = form)
> > > >> elif arg0:
> > > >> redirect(URL(r=request,args=[]))
>
> > > >> return dict(app = app_settings.row, years = all_years)
>
> > > >> On Sun, Jun 14, 2009 at 2:16 AM, mdipierro<mdipie...@cs.depaul.edu>
> > > >> wrote:
>
> > > >> > can you post an example? I am sure there is a better way.
>
> > > >> > Massimo
>
> > > >> > On Jun 13, 3:28 pm, Hans Donner <hans.don...@pobox.com> wrote:
> > > >> >> the model has some more fields, entered by the user. This filed is
> > > >> >> prepopulated by the server.
> > > >> >> On submitting the prepopluated value may be not valid any more, but
> > > >> >> may not be updated by the server
> > > >> >> (is considered part of the user submitted fileds).
>
> > > >> >> Currently worked around it by adding a hidden field with the data
> > > >> >> and
> > > >> >> supplying an onvalidation.
>
> > > >> >> On Sat, Jun 13, 2009 at 6:31 PM, mdipierro<mdipie...@cs.depaul.edu>
> > > >> >> wrote:
>
> > > >> >> > I do not understand. If the fields are marked readonly (as in
> > > >> >> > db.table.field.readonly=True) the field is not submitted from the
> > > >> >> > client to the server with the form. The form is populated
> > > >> >> > serverside.
>
> > > >> >> > Massimo
>
> > > >> >> > On Jun 13, 10:38 am, Hans Donner <hans.don...@pobox.com> wrote:
> > > >> >> >> Well, depends what you call 'inserted by the visitor'. In this
> > > >> >> >> case
> > > >> >> >> I'm prepopulating the form, some fields are not editable, but
> > > >> >> >> the user
> > > >> >> >> should submit these values as well.
> > > >> >> >> Guess I have to use onvalidate then to make sure all is ok.
>
> > > >> >> >> The second remark in my original posting: the 'unique' should
> > > >> >> >> somehow
> > > >> >> >> be supported by DAL, or warnings should be submitted that it is
> > > >> >> >> unsupported.
>
> > > >> >> >> On Sat, Jun 13, 2009 at 4:39 PM,
> > > >> >> >> mdipierro<mdipie...@cs.depaul.edu> wrote:
>
> > > >> >> >> > back to the original question. Should they validate? If they
> > > >> >> >> > are
> > > >> >> >> > readonly it means they are not inserted by the visitor. We only
> > > >> >> >> > validate visitor provided input.
>
> > > >> >> >> > Massimo
>
> > > >> >> >> > On Jun 13, 9:02 am, Hans Donner <hans.don...@pobox.com> wrote:
> > > >> >> >> >> sorry, should be db.table.field.default = ''
>
> > > >> >> >> >> On Sat, Jun 13, 2009 at 3:54 PM,
> > > >> >> >> >> mdipierro<mdipie...@cs.depaul.edu> wrote:
>
> > > >> >> >> >> > I am not what you mean by:
>
> > > >> >> >> >> > db.table.field = 'some invalid value for the requires[]'
>
> > > >> >> >> >> > It seems to be redefining the field. It should give an
> > > >> >> >> >> > error.
>
> > > >> >> >> >> > On Jun 13, 8:28 am, Hans Donner <hans.don...@pobox.com>
> > > >> >> >> >> > wrote:
> > > >> >> >> >> >> db.define_table(
> > > >> >> >> >> >> 'test',
> > > >> >> >> >> >> SQLField('unique', 'string', unique = True,
> > > >> >> >> >> >> requires = IS_NOT_IN_DB(db, 'test.unique')),
> > > >> >> >> >> >> )
>
> > > >> >> >> >> >> def pseudo():
> > > >> >> >> >> >> db.table.field.writable = False
> > > >> >> >> >> >> db.table.field = 'some invalid value for the requires[]'
> > > >> >> >> >> >> form = crud.create(db.table)
>
> > > >> >> >> >> >> the form doesn't run the validators for the non-writable
> > > >> >> >> >> >> field, and
> > > >> >> >> >> >> when you are on GAE the uniqueness is not enforced on db
> > > >> >> >> >> >> level (and
> > > >> >> >> >> >> DAL does not make up for this).
>
> > > >> >> >> >> >> When I have the following:
> > > >> >> >> >> >> def pseudo():
> > > >> >> >> >> >> db.table.field = 'some invalid value for the requires[]'
> > > >> >> >> >> >> form = crud.create(db.table)
> > > >> >> >> >> >> form.custom.widget.jaar.update(**dict(_disabled = True))
>
> > > >> >> >> >> >> the value is non-editable by the user, it is validated but
> > > >> >> >> >> >> the value is removed
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