function curl_redirect_exec($ch, &$redirects, $curlopt_header = false) {
    curl_setopt($ch, CURLOPT_HEADER, true);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    $data = curl_exec($ch);
    $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    if ($http_code == 301 || $http_code == 302) {
        list($header) = explode("\r\n\r\n", $data, 2);
        $matches = array();
        preg_match('/(Location:|URI:)(.*?)\n/', $header, $matches);
        $url = trim(array_pop($matches));
        $url_parsed = parse_url($url);
        if (isset($url_parsed)) {
            curl_setopt($ch, CURLOPT_URL, $url);
            $redirects++;
            return curl_redirect_exec($ch, $redirects);
        }
    }
    if ($curlopt_header)
        return $data;
    else {
        list(,$body) = explode("\r\n\r\n", $data, 2);
        return $body;
    }
}

POST https://www.mochipass.com/login HTTP/1.1
Host: www.mochipass.com
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/534.51.22 (KHTML, like Gecko) Version/5.1.1 Safari/534.51.22
Content-Length: 200
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Origin: https://www.mochimedia.com
Content-Type: application/x-www-form-urlencoded
Referer: https://www.mochimedia.com/login?logout=1&final_logout=1&
Accept-Language: ru-RU
Accept-Encoding: gzip, deflate
Cookie: mochipass_session=
Connection: keep-alive
Proxy-Connection: keep-alive
 
t_token=%3A1320923163%3A191098013553085002228331177770025958552%3AvcXtA5YwNT58Nt6uEGK-gvwpGqM%21&email=mytesingcomp&password=mytesingcomp&rememb er_me=on&login=Login&service=ads&host=www.mochimedia.com

HTTP/1.1 302 Moved Temporarily
Date: Thu, 10 Nov 2011 11:06:40 GMT
Connection: close
Set-Cookie: mochipass_session=mytesingcomp&1320923200&H3rV7aMe&euqh6CL4I7x2PgtWcsJa-X0n_r4!; Version=1; Expires=Thu, 24-Nov-2011 11:06:40 GMT; Max-Age=1209600; Secure
Server: MochiWeb/1.0 (Any of you quaids got a smint?)
Location: https://www.mochimedia.com/login?email=mytesingcomp%40mail.ru&alias=mytesingcomp&status=verified&registered_service=ads&timestamp=1320923200&nonce=hmCFzV-9&hmac=EHNUJYf2dbVsg8Y-J7iEdzgHyT0%21&login=login
Content-Length: 46
X-MochiAds-Server: 38.102.129.29:443
P3P: policyref="http://www.mochimedia.com/p3p/p3p.xml", CP="CAO DSP COR CUR ADM DEV TAI PSA PSD IVAi IVDi CONi TELo OTPi OUR DELi SAMi OTRi UNRi PUBi IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE GOV"
X-Mochi-Backend: 10.0.0.107:40061
X-Mochi-Source: 10.0.0.237:44200
 
CONGRATULATIONS, you're logged in. Redirecting

curl_setopt($ch, CURLOPT_COOKIEJAR, 'cookie.txt');
curl_setopt($ch, CURLOPT_COOKIEFILE, 'cookie.txt');

curl_setopt($ch, CURLOPT_COOKIEJAR, 'cookie.txt');
curl_setopt($ch, CURLOPT_COOKIEFILE, 'cookie.txt');