php 渲染嵌入在自定义内容中的所有ReCaptcha Hustle弹出窗口。如果带有ReCaptcha（Formidable Forms）的表单嵌入在Popup中，则为ReCap

Posted 2021-05-05

<?php
/**
* Plugin Name: Render ReCaptcha
* Plugin URI: https://premium.wpmudev.org/
* Description: Render all recaptchas in custom content Hustle popups. This will find and render all the recaptchas.
* Author: Lindeni Mahlalela @ WPMUDEV
* Author URI: https://premium.wpmudev.org/
* License: GPLv2 or later
*/
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}
if ( ! class_exists( 'Render_Form_Captcha' ) ) {
	class Render_Form_Captcha {
		private static $_instance = null;
		public static function get_instance() {
			if( is_null( self::$_instance ) ){
				self::$_instance = new Render_Form_Captcha();
			}
			return self::$_instance;
		}
		private function __construct() {
			add_action('wp_footer', array($this, 'render' ) );
		}
		public function render(){ ?>
			<script type="text/javascript">
            jQuery(document).ready( function(){
                jQuery('.wph-modal').on('show', function() {
                    jQuery('.g-recaptcha').each( function(){                        
                        var widget = jQuery(this);
                        var id = widget.attr('id');
                        var theme = widget.data('theme');
                        var key = widget.data('sitekey');
                        render_captcha(id, key);
                    });
                });
            });
            
            function render_captcha(id, key, theme){
                recaptcha = grecaptcha.render(id, {
                    'sitekey' : key,
                    'theme' : theme
                });
            }
        </script><?php
		}
	}
	add_action( 'plugins_loaded', 'render_formidable_google_captcha' );    
	function render_formidable_google_captcha(){
	  $GLOBALS['Render_Form_Captcha'] = Render_Form_Captcha::get_instance();
	}
}