protected function buildAuthUrlV2($serverInfo)
{
$params = ['openid.ns' => 'http://specs.openid.net/auth/2.0', 'openid.mode' => 'checkid_setup', 'openid.return_to' => $this->getReturnUrl(), 'openid.realm' => $this->getTrustRoot()];
if ($serverInfo['ax']) {
$params = array_merge($params, $this->buildAxParams());
}
if ($serverInfo['sreg']) {
$params = array_merge($params, $this->buildSregParams());
}
if (!$serverInfo['ax'] && !$serverInfo['sreg']) {
// If OP doesn't advertise either SREG, nor AX, let's send them both in worst case we don't get anything in return.
$params = array_merge($this->buildSregParams(), $this->buildAxParams(), $params);
}
if ($serverInfo['identifier_select']) {
$url = 'http://specs.openid.net/auth/2.0/identifier_select';
$params['openid.identity'] = $url;
$params['openid.claimed_id'] = $url;
} else {
$params['openid.identity'] = $serverInfo['identity'];
$params['openid.claimed_id'] = $this->getClaimedId();
}
return $this->buildUrl($serverInfo['url'], ['query' => http_build_query($params, '', '&')]);
}