test

function ava_custom_recaptcha(){
    ?>
    <script type="text/javascript">
        var form = jQuery(".avia_ajax_form");
        var button = jQuery(form).find(".button");
        var parent = button.parent(".form_element");
        var captcha = jQuery("<p data-sitekey='PUBLIC KEY HERE' data-callback='onloadCallback' id='reCAPTCHAV2'></p>");
        var answer = jQuery("<p class='answer'>You have to pass reCAPTCHA before you can send the form.</p>");
        var publickey = captcha.data('sitekey');

        var createCaptcha = function() {
            button.attr("disabled", "disabled");
            button.css("display", 'none');
            form.attr('action', '');
            captcha.insertBefore(parent);
            answer.insertAfter(parent);
        };

        createCaptcha();

        var onloadCallback = function() {
            grecaptcha.render('reCAPTCHAV2', {
                'sitekey' : publickey,
                'callback' : 'onSuccessfullCallback'
            });
        };

        var onSuccessfullCallback = function(success) {
            window.location.hash = grecaptcha.getResponse();

            var response = window.location.hash.replace("#","");
            console.log(response);
            onVerifyCallback(response);

            window.location.hash = '';
        };

        var onVerifyCallback = function(captcharesp) {
            jQuery.ajax({
                type: "POST",
                url: avia_framework_globals.ajaxurl,
                data: {
                    recaptcha: captcharesp,
                    action: 'avia_ajax_recaptcha'
                },
                success: function(response) {
                    console.log('success', response);
                    if(response == 'success') {
                        form.attr('action', window.location.href.replace("#", ""));
                        button.removeAttr('disabled');
                        button.css("display", 'block');
                        jQuery('.answer').remove();
                    }
                },
                error: function() {
                    console.log('error');
                },
                complete: function() {
                    console.log('complete');
                }
            });
        }
    </script>
    <?php
}
add_action('wp_footer', 'ava_custom_recaptcha');

//now hook into wordpress ajax function to catch any ajax requests
add_action( 'wp_ajax_avia_ajax_recaptcha', 'avia_ajax_recaptcha' );
add_action( 'wp_ajax_nopriv_avia_ajax_recaptcha', 'avia_ajax_recaptcha' );

function avia_ajax_recaptcha()
{
    $gcaptcha = $_POST['recaptcha'];

    if(isset($gcaptcha) && !empty($gcaptcha)):

        //your site secret key
        $secret = 'SECRET KEY HERE';

        //get verify response data
        $response = json_decode(file_get_contents("https://www.google.com/recaptcha/api/siteverify?secret=".$secret."&response=".$gcaptcha."&remoteip=".$_SERVER['REMOTE_ADDR']), true);

        if($response['success']):
            echo 'success';
        else:
            echo 'error';
        endif;
    else:
        echo 'invalid captcha';
    endif;
    die();
}

if(!function_exists('avia_register_reCAPTCHAV2_scripts'))
{
    if(!is_admin()){
        add_action('wp_enqueue_scripts', 'avia_register_reCAPTCHAV2_scripts');
    }

    function avia_register_reCAPTCHAV2_scripts()
    {
        $prefix  = is_ssl() ? "https" : "http";
        $api_url = $prefix.'://www.google.com/recaptcha/api.js?onload=onloadCallback&render=explicit';

        wp_register_script( 'avia-google-reCAPTCHAV2-api', $api_url, array('jquery'), NULL, true);
        wp_enqueue_script(  'avia-google-reCAPTCHAV2-api' );
    }
}

function avf_recaCAPTCHAV2_defer_async($tag, $handle) {
    if ( 'avia-google-reCAPTCHAV2-api' !== $handle ) return $tag;
    return str_replace( ' src', ' defer="defer" async="async" src', $tag );
}
add_filter('script_loader_tag', 'avf_recaCAPTCHAV2_defer_async', 10, 2);