}
if(empty($_POST["recaptcha_response_field"])){
$_POST["recaptcha_response_field"] = '';
}
$fp = fsockopen('www.google.com', 80);
if($fp){
$param = "privatekey=".urlencode($this->diafan->configmodules('recaptcha_private_key', 'captcha'))."&"
."remoteip=".urlencode(getenv('REMOTE_ADDR'))."&"
."challenge=".urlencode($_POST["recaptcha_challenge_field"])."&"
."response=".urlencode($_POST["recaptcha_response_field"]);
$size = strlen($param);

fputs($fp, "https://www.google.com/recaptcha/api/siteverify"
."Host: www.google.com\r\n"
."Content-type: application/x-www-form-urlencoded\r\n"
."Content-Length: ".$size."\r\n"
."Connection: Close\r\n\r\n"
.$param);

$result = false;
$resultstr = '';
while(!feof($fp)){
$response = fgets($fp);
if($result){
$resultstr .= $response;
}
if(strpos($response, "Connection: close") !== false){
$result = true;
}
}
fclose($fp);
if(strpos($resultstr, 'true') !== false && strpos($resultstr, 'success')){
return false;
}else{
if(MOD_DEVELOPER && strpos($resultstr, 'invalid-site-private-key') !== false){
return $this->diafan->_('Проверьте Rrivate Key для сервиса reCAPTCHA.', false);
}else{
return $this->diafan->_('Неправильно введен защитный код.', false);
}
}
}else{
return $this->diafan->_('Невозможно подключиться к северу reCAPTCHA.', false);
}
return false;
}