$cookie_file = tempnam('./temp','cookie');
curl_setopt($ch,CURLOPT_FOLLOWLOCATION,true);
curl_setopt($ch,CURLOPT_COOKIEJAR,$cookie_file);
$cookie_file = tempnam('./temp','cookie');
curl_setopt($ch,CURLOPT_FOLLOWLOCATION,true);
curl_setopt($ch,CURLOPT_COOKIEJAR,$cookie_file);