如何为WordPress插件添加微信小程序功能

<?php
/*
Plugin Name: WeChat Mini Program
Plugin URI:  http://example.com/wechat-mini-program
Description: This plugin adds WeChat Mini Program support to your WordPress website.
Version:     1.0.0
Author:      Your Name
Author URI:  http://example.com
License:     GPL2
License URI: https://www.gnu.org/licenses/gpl-2.0.html
*/

// 将您的微信小程序AppID和AppSecret替换成您实际的值
define('WECHAT_MINI_PROGRAM_APPID', 'YOUR_APPID');
define('WECHAT_MINI_PROGRAM_APPSECRET', 'YOUR_APPSECRET');

// 在WordPress初始化时加载微信小程序功能
add_action('init', 'wechat_mini_program_init');
function wechat_mini_program_init(){
    // 添加微信小程序功能代码
}

function get_wechat_mini_program_access_token(){
    $url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid='.WECHAT_MINI_PROGRAM_APPID.'&secret='.WECHAT_MINI_PROGRAM_APPSECRET;
    $response = wp_remote_get($url);
    $body = wp_remote_retrieve_body($response);
    $data = json_decode($body);
    return $data->access_token;
}

function create_wechat_mini_program_qrcode(){
    $access_token = get_wechat_mini_program_access_token();
    $url = 'https://api.weixin.qq.com/wxa/getwxacode?access_token='.$access_token;
    $body = array(
        'path' => 'pages/index/index',
        'width' => '128'
    );
    $response = wp_remote_post($url, array(
        'body' => json_encode($body)
    ));
    $image = wp_remote_retrieve_body($response);
    return $image;
}