The error is here:

IS_NOT_IN_DB(db,db.strona)

the second argument has to be a field, not a table.

On Jul 20, 8:10 am, Karol Grębski <[email protected]> wrote:
> I'm not sure if I'm doing something wrong, or if it's a bug in web2py,
> but I get an interesting ticket when I try tu submit a new news into
> my database. Any sudgestions?
>
> ***
>
> Traceback (most recent call last):
>   File "/home/mlody/Desktop/cherry/web2py/gluon/restricted.py", line
> 107, in restricted
>     exec ccode in environment
>   File "/home/mlody/Desktop/cherry/web2py/applications/komi/
> controllers/default.py", line 106, in <module>
>   File "/home/mlody/Desktop/cherry/web2py/gluon/globals.py", line 100,
> in <lambda>
>     self._caller = lambda f: f()
>   File "/home/mlody/Desktop/cherry/web2py/gluon/tools.py", line 1256,
> in f
>     return action(*a, **b)
>   File "/home/mlody/Desktop/cherry/web2py/applications/komi/
> controllers/default.py", line 65, in nowa_wiesc
>     if form.accepts(request.vars, session):
>   File "/home/mlody/Desktop/cherry/web2py/gluon/sqlhtml.py", line 709,
> in accepts
>     onvalidation,
>   File "/home/mlody/Desktop/cherry/web2py/gluon/html.py", line 1122,
> in accepts
>     status = self._traverse(status)
>   File "/home/mlody/Desktop/cherry/web2py/gluon/html.py", line 439, in
> _traverse
>     newstatus = c._traverse(status) and newstatus
>   File "/home/mlody/Desktop/cherry/web2py/gluon/html.py", line 439, in
> _traverse
>     newstatus = c._traverse(status) and newstatus
>   File "/home/mlody/Desktop/cherry/web2py/gluon/html.py", line 439, in
> _traverse
>     newstatus = c._traverse(status) and newstatus
>   File "/home/mlody/Desktop/cherry/web2py/gluon/html.py", line 439, in
> _traverse
>     newstatus = c._traverse(status) and newstatus
>   File "/home/mlody/Desktop/cherry/web2py/gluon/html.py", line 446, in
> _traverse
>     newstatus = self._validate()
>   File "/home/mlody/Desktop/cherry/web2py/gluon/html.py", line 935, in
> _validate
>     (value, errors) = validator(value)
>   File "/home/mlody/Desktop/cherry/web2py/gluon/validators.py", line
> 303, in __call__
>     (tablename, fieldname) = str(self.field).split('.')
> ValueError: need more than 1 value to unpack
>
> ***
>
> The controller function is:
>
> ***
>
> @auth.requires_login()
> def nowa_wiesc():
>     form = SQLFORM.factory(
>         SQLField('tytul', requires=[IS_NOT_EMPTY(), IS_NOT_IN_DB(db,
> db.strona)]),
>         SQLField('tresc', 'text', requires=IS_NOT_EMPTY()),
>         SQLField('zrodlo', length=2000, requires=IS_NULL_OR(IS_URL
> ())),
>         labels={'tytul':'Tytuł', 'tresc':'Treść wieści',
> 'zrodlo':'Link do źródła'})
>
>     if form.accepts(request.vars, session):
>         strona_id = db.strona.insert(
>             tytul=form.vars.tytul,
>             adres=CLEANUP(form.vars.tytul),
>             tresc=form.vars.tresc,
>             statyczna=False
>             status=2)
>
>         wiesc_id = db.wiesc.insert(
>             strona=strona_id,
>             zrodlo=form.vars.zrodlo)
>
>         db.wiesc_glos.insert(wiesc=wiesc_id)
>
>         redirect(URL(r=request, f='wiesc', args=CLEANUP
> (form.vars.tytul)))
>
>     return dict(formularz=form)
>
> ***
>
> And my model is:
>
> ***
>
> db.define_table('strona',
>     SQLField('tytul'),
>     SQLField('adres'),
>     SQLField('statyczna', 'boolean'),
>     SQLField('tresc', 'text'),
>     SQLField('kto', db.auth_user),
>     SQLField('kiedy', 'datetime'),
>     SQLField('status', 'integer'))
>
> db.strona.tytul.length = 120
> db.strona.tytul.requires = IS_NOT_EMPTY()
> db.strona.adres.requires = IS_NOT_EMPTY()
> db.strona.kto.default = auth.user.id if auth.user else 0
> db.strona.kto.writable = False
> db.strona.kiedy.default = request.now
> db.strona.kiedy.writable = False
>
> db.define_table('wiesc',
>     SQLField('strona', db.strona),
>     SQLField('zrodlo'))
>
> db.wiesc.zrodlo.length = 2000
>
> db.define_table('wiesc_glos',
>     SQLField('kto', db.auth_user),
>     SQLField('kiedy', 'datetime'),
>     SQLField('wiesc', db.wiesc))
>
> db.wiesc_glos.kto.default = auth.user.id if auth.user else 0
> db.wiesc_glos.kto.writable = False
> db.wiesc_glos.kiedy.default = request.now
> db.wiesc_glos.kiedy.writable = False
>
> ***
>
> I also think I should explain some conventions:
>  - the table 'strona' conatins generally all type of pages content
> (articles, news etc),
>   - 'tytul' means 'title',
>   - 'tresc' means 'content',
>   - 'adres' means 'adres' ;) (I use that for a cleaned version of the
> title which I use in URLs),
>   - 'statyczna' means 'static' (true if it's not any 'special' page
> type like an article, a news etc),
>   - 'kto' means 'who',
>   - 'kiedy' means 'when',
>   - 'status' can have 3 values: 0 means that the page is a draft, 1
> that it is private, 2 that it is public,
>  - the table 'wiesc' contains news (the shared functionality of
> different page types is put into 'pages' - that's somewhat similiar to
> the 'nodes' idea in Drupal, if you're familiar with it),
>   - 'strona' is of course a refference to a page,
>   - 'zrodlo' contains a URL which is the source of the news,
>  - the users can vote on news - it should work somewhat similiar to
> digg - that's what the 'wiesc_glos' table is for,
>   - 'kto' means 'who' (the user who voted),
>   - 'kiedy' means 'when' (when the vote was made, I'm not really sure
> if I need this one...),
>   - 'wiesc' is (as you can see) a relation with a news (the news that
> the user votes for).
>
> (Jeez, I have to switch to english names, or it'll be a pain in the
> ass to ask for help here more frequently. ^^)
>
> What I'm trying to do in the controller is to create a new news (which
> needs a page). I also assume that the news author would vote on the
> news, so I do that automatically. The problem seems to be with the
> 'form.accepts' call. Am I doing something wrong with it?
>
> Cheers!
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