> I would run a findall to select only those with
> $session['Mysession']['expires']>time() and loop over those. Garbage
> collection is handled by PHP and you need not write your own - even if
> you insist I would say it would be easier to write a custom SQL query
> and delete in one fell swoop instead of looping...
good improvement ! the delete loop can be replaced by a conditional
find.
> Among other things wouldn't it be more efficient to have a timestamp
> in the user table which is updated in beforeFilter? and checked at
> login time?
here i disagree. it's less effort to:
$this->Session->write('User.logged_in', 1);
upon successful login.
and
if($this->Session->readSessionVar('User.logged_in') == 1){
in beforeFilter in app_controller.php
best, jyrgen
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