[BlueBream] can't persist

Jim Pharis binbrain at gmail.com
Wed Jun 30 17:05:17 EDT 2010


So I'm mistaken about the purpose of the rootFolder method then. However, I
can't really use the IDataOpenedWithRootEvent cleanly because I don't want
the root obj when the connection is opened, I want it later. Therefore,
getting at the root obj still isn't real obvious to me in this situation.

On Wed, Jun 30, 2010 at 4:06 PM, Christophe Combelles <ccomb at free.fr> wrote:

> Le 30/06/2010 21:47, Jim Pharis a écrit :
> > No, I don't see the changes. Maybe I should be more specific about what
> > I'm doing.
> >
> > I have an AdminUtility registered with the below method that I call from
> > a view. If I inspect the root object after that method exists newsite
> > isn't in there.
> >
> > from zope.site.folder import rootFolder
> > def install(self)
> >          newsite = NewSite()
> >          newsite.setSiteManager(LocalSiteManager(newsite))
> >          root = rootFolder()
> >          import pdb; pdb.set_trace()
> >          root['newsite'] = newsite
> >          root._p_changed = True
> >          transaction.commit()
>
>
> You're creating a root object in a local variable, and this variable is
> destroyed at the end of the function. You should retrieve the root instead
> of
> creating it, since an empty ZODB always has a root object.
>
>
> http://bluebream.zope.org/doc/1.0/faq.html#how-do-i-automatically-create-some-needed-object-at-application-startup
>
> >
> >
> > On Wed, Jun 30, 2010 at 3:11 PM, Christophe Combelles <ccomb at free.fr
> > <mailto:ccomb at free.fr>> wrote:
> >
> >     Le 30/06/2010 20:31, Jim Pharis a écrit :
> >      > I'm trying out BlueBream 1.0b2 and I'm running into a problem with
> >      > Persistent objects. The installation is pretty out of the box at
> this
> >      > point. When I use .\bin\paster shell debug.ini I seem to be able
> to
> >      > create Persistent objects and transaction.commit and changed
> >     objects are
> >      > properly committed. However, when I start using either
> .\bin\paster
> >      > serve debug.ini or .\bin\paster serve deploy.ini, no matter what
> >     I do to
> >      > Persistent objects transaction.commit() returns None. I noticed
> that
> >      > even if I directly set obj._p_changed=1 it doesn't work, and if I
> >     look
> >      > at _p_changed right away, I see its been reverted back to False.
> >     What am
> >      > I doing wrong here?
> >
> >     Hi!
> >
> >     transaction.commit() is not supposed to return anything, don't you
> >     see the
> >     changes in your application after ending the debug session and
> >     returning to the
> >     paster serve ?
> >
> >     Christophe
> >
> >      >
> >      > TIA,
> >      >
> >      > - Jim
> >      >
> >      >
> >      >
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