application1
 application/
 system/
 assets/
 html/
 application2/
   application/
   system/
   assets/
   html/

$url = "http://example.com/application2/home/login";

    //$requesturi = preg_replace('/[.|?|&]PHPSESSID=[^&]+/', "", $_SERVER['REQUEST_URI']);
    $curl_PHPSESSID = 'PHPSESSID='.$_COOKIE['PHPSESSID'].'; path=/sitespy/cookies.txt';
    $postdata       = "username=".$email."&password=".$userPassword."&apiRequest=1&PHPSESSID=".$_COOKIE['PHPSESSID'];
    //set session for sitespy
    $ch = curl_init();

    session_start();

    session_write_close();

    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.6) Gecko/20070725 Firefox/2.0.0.6");

    $curl_cookies = session_name().'='.session_id().'; path=/'.base_url()."sitespy/cookies.txt";
    $cokkie_path  = base_url()."sitespy/cookies.txt";

    //curl_setopt($ch, CURLOPT_COOKIE, $curl_PHPSESSID);
    curl_setopt($ch, CURLOPT_COOKIE, $curl_cookies);
    curl_setopt($ch, CURLOPT_COOKIEJAR, $cokkie_path);
    curl_setopt($ch, CURLOPT_COOKIESESSION, true);
    curl_setopt($ch, CURLOPT_TIMEOUT, 60);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_REFERER, $url);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $postdata);
    curl_setopt($ch, CURLOPT_POST, 1);
    echo $result = curl_exec($ch);

    curl_close($ch);