/**
* start() - Start the session.
*
* @throws Zend_Session_Exception
* @return void
*/
public static function start()
{
// make sure our default options (at the least) have been set
if (!self::$_defaultOptionsSet) {
self::setOptions();
}
if (headers_sent($filename, $linenum)) {
throw new Zend_Session_Exception("You must call " . __CLASS__ . '::' . __FUNCTION__ . "() before any output has been sent to the browser; output started in {$filename}/{$linenum}");
}
if (self::$_sessionStarted) {
throw new Zend_Session_Exception('start() can only be called once.');
}
// See http://www.php.net/manual/en/ref.session.php for explanation
if (defined('SID')) {
throw new Zend_Session_Exception('session has already been started by session.auto-start or session_start()');
}
session_start();
self::$_readable = true;
self::$_writable = true;
self::$_sessionStarted = true;
if (self::$_regenerateIdState === -1) {
self::regenerateId();
}
// run validators if they exist
if (isset($_SESSION['__ZF']['VALID'])) {
self::_processValidators();
}
self::_processStartupMetadataGlobal();
}
