function begin_consumer($url)
{
global $openid_auth_request;
if ($openid_auth_request == NULL) {
set_error_handler(array('WordPressOpenID_Logic', 'customer_error_handler'));
if (WordPressOpenID_Logic::isValidEmail($url)) {
$_SESSION['openid_login_email'] = $url;
set_include_path(dirname(__FILE__) . PATH_SEPARATOR . get_include_path());
require_once 'Auth/Yadis/Email.php';
$mapped_url = Auth_Yadis_Email_getID($url, trailingslashit(get_option('home')));
if ($mapped_url) {
$url = $mapped_url;
}
}
$consumer = WordPressOpenID_Logic::getConsumer();
$openid_auth_request = $consumer->begin($url);
restore_error_handler();
}
return $openid_auth_request;
}