wordpress怎么添加点赞和添加功能

1、ad蟠校盯昂d_action('wp_ajax_nopriv_bigfa_like', '芟鲠阻缒bigfa_like');add_action('wp_ajax_bigfa_like', 'bigfa_like');function bigfa_like(){ global $wpdb,$post; $id = $_POST["um_id"]; $action = $_POST["um_action"]; if ( $action == 'ding'){ $bigfa_raters = get_post_meta($id,'bigfa_ding',true); $expire = time() + 99999999; $domain = ($_SERVER['HTTP_HOST'] != 'localhost') ? $_SERVER['HTTP_HOST'] : false; // make cookies work with localhost setcookie('bigfa_ding_'.$id,$id,$expire,'/',$domain,false); if (!$bigfa_raters || !is_numeric($bigfa_raters)) { update_post_meta($id, 'bigfa_ding', 1); }else { update_post_meta($id, 'bigfa_ding', ($bigfa_raters + 1)); } echo get_post_meta($id,'bigfa_ding',true); } die;}