Send SMS in PHP using Way2sms API client

//send SMS to patient
       echo 'Your messege has been sent will be deliever soon.';
        $curl = curl_init();
        $timeout = 30;
        $result = array();
        $ReciverMobile = '1234567890'; // Reciver Mobile Number
        $uid = urlencode('1234567890'); //Way2sms Userid
        $pwd = urlencode('1234567890'); //Way2sms login Password
        $msg = 'YOUR MESSAGE ';
        $autobalancer = 23;
        // Setup for login
        curl_setopt($curl, CURLOPT_URL, 'http://site' . $autobalancer . '.way2sms.com/Login1.action');
        curl_setopt($curl, CURLOPT_POST, 1);
        curl_setopt($curl, CURLOPT_POSTFIELDS, 'username=' . $uid . '&password=' . $pwd . '&button=Login');
        curl_setopt($curl, CURLOPT_COOKIESESSION, 1);
        curl_setopt($curl, CURLOPT_COOKIEFILE, 'cookie_way2sms');
        curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($curl, CURLOPT_MAXREDIRS, 20);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.0.5) Gecko/2008120122 Firefox/3.0.5');
        curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, $timeout);
        curl_setopt($curl, CURLOPT_REFERER, 'http://site' . $autobalancer . '.way2sms.com/');
        $text = curl_exec($curl);
        // Check if any error occured
        if (curl_errno($curl))
            return 'access error : ' . curl_error($curl);
        // Check for proper login
        $pos = stripos(curl_getinfo($curl, CURLINFO_EFFECTIVE_URL), 'ebrdg.action');
        if ($pos === 'FALSE' || $pos == 0 || $pos == '')
            return 'invalid login';
        // Check the message
        if (trim($msg) == '' || strlen($msg) == 0)
            return 'invalid message';
        // Take only the first 140 characters of the message
        $msg = urlencode(substr($msg, 0, 140));
        // Store the numbers from the string to an array
        $pharr = explode(',', $ReciverMobile); //add dynamic mobile number here
        // Set the home page from where we can send message
        $refurl = curl_getinfo($curl, CURLINFO_EFFECTIVE_URL);
        $newurl = str_replace('ebrdg.action?id=', 'main.action?section=s&Token=', $refurl);
        curl_setopt($curl, CURLOPT_URL, $newurl);
        // Extract the token from the URL
        $jstoken = substr($newurl, 50, -41);
        //Go to the homepage
        $text = curl_exec($curl);
        // Send SMS to each number
        foreach ($pharr as $p) {
            // Check the mobile number
            if (strlen($p) != 10 || !is_numeric($p) || strpos($p, '.') != false) {
                $result[] = array('phone' => $p, 'msg' => urldecode($msg), 'result' => 'invalid number');
                continue;
            }
            $p = urlencode($p);
            // Setup to send SMS
            curl_setopt($curl, CURLOPT_URL, 'http://site' . $autobalancer . '.way2sms.com/smstoss.action');
            curl_setopt($curl, CURLOPT_REFERER, curl_getinfo($curl, CURLINFO_EFFECTIVE_URL));
            curl_setopt($curl, CURLOPT_POST, 1);
            curl_setopt($curl, CURLOPT_POSTFIELDS, 'ssaction=ss&Token=' . $jstoken . '&mobile=' . $p . '&message=' . $msg . '&button=Login');
            $contents = curl_exec($curl);
            //Check Message Status
            $pos = strpos($contents, 'Message has been submitted successfully');
            $res = ($pos !== false) ? true : false;
            $result[] = array('phone' => $p, 'msg' => urldecode($msg), 'result' => $res);
        }

        // Logout
        curl_setopt($curl, CURLOPT_URL, 'http://site' . $autobalancer . '.way2sms.com/LogOut');
        curl_setopt($curl, CURLOPT_REFERER, $refurl);
        $text = curl_exec($curl);
        curl_close($curl);
        return $result;
        //end sms