[Zope-dev] Zope 2.12 - one more ZPublisher event

Leonardo Rochael Almeida leorochael at gmail.com
Thu Nov 12 05:55:21 EST 2009

Wouldn't it be better to just move IPubFailure before the abort? Is
there a reason for subscribing to such an event which would required
the transaction to be aborted already? I can see the usefulness of the
transaction being already doom()ed before this event, but not aborted.

On Wed, Nov 11, 2009 at 08:53, Martin Aspeli <optilude+lists at gmail.com> wrote:
> Hi,
> In Zope 2.12 ZPublisher we have a good set of events now, which provide
> useful hooks for modifying the response before or after publication.
> However, I'd like to add one more. ;-)
> Basically, we have IPubFailure, but this is sent *after*
> transaction.abort() and endInteraction(). This means that it's
> impossible to read from the ZODB when trying to deal with a failure.
> I'd like to add an event before that, IPubBeforeAbort, which mirrors
> IPubBeforeCommit in being sent before the transaction is aborted.
> I can do this on Zope trunk + 2.12 branch if no-one objects.
> Martin
> --
> Author of `Professional Plone Development`, a book for developers who
> want to work with Plone. See http://martinaspeli.net/plone-book
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