Re: Custom session save handler. What's happens really?

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You have to explicitly serialize and unserialize the objects.
I think the confusion here is with the automatic __wakeup and __sleep 
functions:
http://www.devshed.com/c/a/PHP/Using-the-Sleep-and-Wakeup-Functions-to-Serialize-Objects-in-PHP/


-- 
itoctopus - http://www.itoctopus.com
<n.quirin@xxxxxxx> wrote in message 
news:1178263604.463ae03437fd5@xxxxxxxxxxxxxx
> Hi,
>
> i'm using in each script:
>
> <?
> session_set_save_handler(...); //register my custom function to store 
> session
> //into a mysql database
>
> session_start(); //session.auto_start is set to 0 in php.ini
> register_shutdown("session_write_close");
>
> $object = unserialize($_SESSION['objectname']);
> //modify the object
> //....
> $_SESSION['objectname'] = serialize($object);
> ?>
>
> When are exactly called the write and read function of my custom handler?
> Is it at the session_start that read function is called?
> or is it at $object = unserialize($_SESSION['objectname'])?
>
> Is write function called at session_write_close only?
> or any time $_SESSION[] is writted?
>
> Thanks a lot, I have no clue from PHP tutorial about this... 

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