var $lg_username=$('#login_username').val();
            var $lg_password=$('#login_password').val();
            var $lg_lemb=$('#login_lemb').val();
            var $responseG = grecaptcha.getResponse();
            if($responseG.length == 0){
                msgChange($('#div-login-msg'), $('#icon-login-msg'), $('#text-login-msg'), "error", "glyphicon-remove", "reCAPTCHA obrigatório!");
            } else {

                if ($lg_username == "" && $lg_password == "") {
                    msgChange($('#div-login-msg'), $('#icon-login-msg'), $('#text-login-msg'), "error", "glyphicon-remove", "Ambos os campos são obrigatórios!");
                } else {
                    $.post( $("body").attr("data-url") + "/login", { email: $lg_username, senha: $lg_password, lembre: $lg_lemb, response: grecaptcha.getResponse() }).done(function( data ) {
                        alert(data);
                        data.split("|");
                        msgChange($('#div-login-msg'), $('#icon-login-msg'), $('#text-login-msg'), data['0'], data['1'], data['2']);
                        if(data['0']==success){
                            setTimeout("window.location='"+ $("body").attr("data-url-full") +"'",2000);
                        }
                    });
                }
            }

class GoogleRecaptcha
    {
        /* Google recaptcha API url */
        private $google_url = "https://www.google.com/recaptcha/api/siteverify";
        private $secret = 'minhachavescretaaqui';

        public function VerifyCaptcha($response)
        {
            $url = $this->google_url."?secret=".$this->secret.
            "&response=".$response;

            $curl = curl_init();
            curl_setopt($curl, CURLOPT_URL, $url);
            curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);
            curl_setopt($curl, CURLOPT_TIMEOUT, 15);
            curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, TRUE);
            curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
            $curlData = curl_exec($curl);

            curl_close($curl);

            $res = json_decode($curlData, TRUE);
            if($res['success'] == 'true')
                return TRUE;
            else
                return FALSE;
        }

    }

if($_SERVER["REQUEST_METHOD"] == "POST")
{
    $response = $_POST['response'];

    if(!empty($response))
    {
        $cap = new GoogleRecaptcha();
        $verified = $cap->VerifyCaptcha($response);

        if($verified) {
          echo "success|glyphicon-ok|Logando, aguarde...";
} else {
                echo utf8_encode("error|glyphicon-remove|Usuário e ou senha inválidos!");
            }

        } else {
            echo utf8_encode("error|glyphicon-remove|reCAPTCHA inválido!");
        }
    } else {
        echo utf8_encode("error|glyphicon-remove|reCAPTCHA é obrigatório!");
    }
}