/**
* Log the user out
*
* @public
* @return bool true if the user successfully logged out, false otherwise
*/
function pnUserLogOut()
{
if (pnUserLoggedIn()) {
$dbconn =& pnDBGetConn(true);
$pntable =& pnDBGetTables();
// Reset user session information (new table)
$sessioninfocolumn =& $pntable['session_info_column'];
$sessioninfotable = $pntable['session_info'];
$query = "UPDATE {$sessioninfotable}\n SET {$sessioninfocolumn['uid']} = 0\n WHERE {$sessioninfocolumn['sessid']} = '" . pnVarPrepForStore(session_id()) . "'";
$dbconn->Execute($query);
pnSessionDelVar('rememberme');
pnSessionDelVar('uid');
pnSessionDestroy(session_id());
}
}
/**
* get status message from previous operation
* <br>
* Obtains any status message, and also destroys
* it from the session to prevent duplication
* @returns string
* @return the status message
*/
function pnGetStatusMsg()
{
$msg = pnSessionGetVar('statusmsg');
pnSessionDelVar('statusmsg');
$errmsg = pnSessionGetVar('errormsg');
pnSessionDelVar('errormsg');
// Error message overrides status message
if (!empty($errmsg)) {
return $errmsg;
}
return $msg;
}
