Okay, solved =)
function deleteAll($conditions, $cascade = true, $callbacks = true) {
$this->Behaviors->disable('Tree');
$return = parent::deleteAll($conditions, $cascade, $callbacks);
$this->Behaviors->enable('Tree');
return $return;
}
On 11 Jun., 11:52, biesbjerg <[EMAIL PROTECTED]> wrote:
> Hi again,
>
> I put the following in my Asset model :
>
> function deleteAll($conditions, $cascade = true, $callbacks = true) {
> $this->Behaviors->detach('Tree');
> $return = parent::deleteAll($conditions, $cascade,
> $callbacks);
> $this->Behaviors->attach('Tree');
> return $return;
> }
>
> I placed a $this->log('Tree::beforeDelete was called for Asset.id ' .
> $model->id) in beforeDelete callback in TreeBehavior. Even though I
> detach TreeBehavior in Asset::deleteAll Tree::beforeDelete gets called
> for every cascaded row delete. That's strange. Any ideas?
>
> On 7 Jun., 19:21,biesbjerg<[EMAIL PROTECTED]> wrote:
>
> > Hi grigri,
>
> > thanks for your feedback.
>
> > I get what you're saying, but is it just me or does it seem "wrong" to
> > corrupt the tree, even though we fix it again (re-sync it)?
>
> > On Jun 5, 5:09 pm, grigri <[EMAIL PROTECTED]> wrote:
>
> > > > Then the children will not get deleted and I'll end up with orphans..
>
> > > Really? I admit I don't use the TreeBehavior, but I am familiar with
> > > MPTT hierarchies, and I've got the code in front of me.
>
> > > I might well be wrong, but it seems like this:
>
> > > With the above code:
>
> > > 1. You call Asset::del(<id>), maps to Model::del();
> > > 2. Upload::beforeDelete() is called, file is deleted (<id>)
> > > 3. Tree::beforeDelete() is called with <id>, Tree:deleteAll() is
> > > called (once) for all descendants of <id> (not just direct children)
> > > 4. Tree::deleteAll() detaches Tree behavior
> > > 5. Tree::deleteAll() calls Model::deleteAll() with cascade and
> > > callbacks
> > > 6. Model::deleteAll() performs a find('all') - retrieving the ids of
> > > all the descendants, calls Asset::del() on each descendant (maps to
> > > Model::del())
> > > 7. [each descendant] Model::del() calls Asset::beforeDelete, file is
> > > deleted
> > > (Tree::beforeDelete() is not called because it's still detached)
> > > 8. Tree::deleteAll() re-attaches Tree behavior and exits
> > > 9. Upload::beforeDelete re-syncs the tree
> > > 10. rest of Asset::del(<id>)
>
> > > I could be completely wrong here, but looking at the code it seems to
> > > me this is how it would play out.
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