Socks и http

$ch = curl_init();
 
$proxyIP = '50.7.105.73';
$proxyPort = '48823';
 
if(false) {
 
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_PROXY, "socks4://$proxyIP:$proxyPort");
//curl_setopt($ch, CURLOPT_PROXYUSERPWD, "{$proxy_user}:{$proxy_pass}");
    curl_setopt($ch, CURLOPT_HEADER, true);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_POST, 0);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
}
else{
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_HEADER, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
    curl_setopt($ch, CURLOPT_POST, false);
 
 
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 60);
 
    curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
    curl_setopt($ch, CURLOPT_PROXY, '116.66.197.228:8080');
    curl_setopt($ch, CURLOPT_PROXYUSERPWD, '');
}
$s = curl_exec($ch);
 
if ($s) {
    echo $s;
}
else{
    echo curl_error($ch);
}
 
curl_close($ch);