public function validates($sms) {
       try {
           $sms = strtolower($sms);
//        var_dump($sms);

           $strUsername = "";
           $strPass = "";
           $codeUser = "";
           $codePass = "";

           if ($this->startsWith($sms, "username anda")) {
               $codeUser = "username anda";
           } else if ($this->startsWith($sms, "username akses wifi.id anda adalah")) {
               $codeUser = "username akses wifi.id anda adalah";
           } else
               if ($this->startsWith($sms, "username")) {
               $codeUser = "username";
           } else if ($this->startsWith($sms, "user")) {
               $codeUser = "user";
           } else if ($this->startsWith($sms, "usr")) {
               $codeUser = "usr";
           } else if ($this->startsWith($sms, "usn")) {
               $codeUser = "usn";
           } else {
               throw new Exception("No username found");
           }

           $sms = $this->str_replace_first($codeUser, "", $sms);


           while ($this->charAt($sms, 0) == ' ' || $this->charAt($sms, 0) == ':') {
               $sms = substr($sms, 1);
           }




           $i = 0;
           while ($this->charAt($sms, $i) != ',' && $this->charAt($sms, $i) != ' ') {

               $strUsername .= $this->charAt($sms, $i);
               $i++;
           }

           $sms = $this->str_replace_first($strUsername, "", $sms);


           while ($this->charAt($sms, 0) == ' ' || $this->charAt($sms, 0) == ',') {
               $sms = substr($sms, 1);
           }


           if ($this->startsWith($sms, "password")) {
               $codePass = "password";
           } else if ($this->startsWith($sms, "pwd")) {
               $codePass = "pwd";
           } else if ($this->startsWith($sms, "psw")) {
               $codePass = "psw";
           } else if ($this->startsWith($sms, "pass")) {
               $codePass = "pass";
           } else {
               throw new Exception("No password found");
           }



           $sms = $this->str_replace_first($codePass, "", $sms);

           while ($this->charAt($sms, 0) == ' ' || $this->charAt($sms, 0) == ':') {
               $sms = substr($sms, 1);
           }

           $i = 0;
           while ($this->charAt($sms, $i) != ',' && $this->charAt($sms, $i) != ' ' && $this->charAt($sms, $i) != '.' && $this->charAt($sms, $i) != ':') {
               $strPass .= $this->charAt($sms, $i);
               $i++;

               if ($i >= strlen($sms))
                   break;
           }

//            return $strUsername.";".$strPass;
           return TRUE;
       } catch (Exception $ex) {
           return FALSE;
       }
   }