function read($sessId)
{
$prefs = new Preferences();
$idle = $prefs->idleTime();
$expiry = time() - $idle;
$query = "SELECT data FROM Sessions WHERE sessId='{$sessId}' AND lastAccess >= {$expiry}";
$data = parent::query($query);
if (isset($data[0])) {
return $data[0]['data'];
} else {
return '';
}
}
function dataField($sessId)
{
$prefs = new Preferences();
$idle = $prefs->idleTime();
$expiry = time() - $idle;
$query = "SELECT data FROM Sessions WHERE sessId='{$sessId}' AND lastAccess >= {$expiry}";
$session = parent::query($query);
$validData = parent::validateIndexes($session, 0, 'data');
$vars = preg_split('/([a-z,A-Z]+)\\|/', $validData, -1, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
if (isset($vars[1])) {
$validData = unserialize($vars[1]);
return $validData;
} else {
return null;
}
}
