/**
* Initialize session
*/
static function init($sessionid = false)
{
if (empty($sessionid)) {
HTTP_Session::start(null, null);
$sessionid = HTTP_Session::id();
} else {
HTTP_Session::start(null, $sessionid);
}
if (HTTP_Session::isIdle() || HTTP_Session::isExpired()) {
return false;
}
return $sessionid;
}
function start($name = 'SessionID', $id = null)
{
HTTP_Session::name($name);
if (is_null(SASession::detectID())) {
HTTP_Session::id($id ? $id : uniqid(dechex(rand())));
}
session_start();
if (!isset($_SESSION['__HTTP_Session_Info'])) {
$_SESSION['__HTTP_Session_Info'] = HTTP_SESSION_STARTED;
} else {
$_SESSION['__HTTP_Session_Info'] = HTTP_SESSION_CONTINUED;
}
}
/**
* Replicate session data to table specified in option 'replicateBeforeDestroy'
*
* @param string $targetTable Table to replicate to
* @param string $id Id of record to replicate
*
* @access private
* @return bool
*/
function replicate($targetTable, $id = null)
{
if (is_null($id)) {
$id = HTTP_Session::id();
}
// Check if table row already exists
$query = sprintf("SELECT COUNT(id) FROM %s WHERE id = %s",
$targetTable,
$this->db->quoteSmart(md5($id)));
$result = $this->db->getOne($query);
if (DB::isError($result)) {
new DB_Error($result->code, PEAR_ERROR_DIE);
return false;
}
// Insert new row into dest table
if (0 == intval($result)) {
$query = sprintf("INSERT INTO %s SELECT * FROM %s WHERE id = %s",
$targetTable,
$this->options['table'],
$this->db->quoteSmart(md5($id)));
} else {
// Update existing row
$query = sprintf("UPDATE %s dst, %s src SET dst.expiry = src.expiry, dst.data = src.data WHERE dst.id = src.id AND src.id = %s",
$targetTable,
$this->options['table'],
$this->db->quoteSmart(md5($id)));
}
$result = $this->db->query($query);
if (DB::isError($result)) {
new DB_Error($result->code, PEAR_ERROR_DIE);
return false;
}
return true;
}
function getSessionId()
{
return HTTP_Session::id();
}
