root/devel-backup/units/magpie/function_update_all.php

<?php

    // $parameter = the ID number of the user
    
    // Convert $parameter to an integer, see if it exists
        $parameter = (int) $parameter;
        
    // Get all subscriptions
        $subscriptions = db_query("select feed_id from feed_subscriptions where user_id = $parameter");
        if (sizeof($subscriptions > 0)) {
            foreach($subscriptions as $subscription) {
                run("rss:update",$subscription->feed_id);
            }
        }

?>