How to add WeChat mini program function to WordPress plug-in

With the popularity and popularity of WeChat mini program, more and more websites and applications are beginning to consider adding it Integrate with WeChat applet. For websites that use WordPress as their content management system, adding the WeChat applet function can provide users with a more convenient access experience and more functional choices. This article will introduce how to add WeChat mini program functionality to WordPress plug-in.

Step 1: Register a WeChat Mini Program account

First, you need to register a Mini Program account on the WeChat open platform. Please visit the official website of WeChat Public Platform (https://open.weixin.qq.com/), and then follow the instructions to register and apply. After registration is completed, you will get a mini program AppID and AppSecret.

Step 2: Install WordPress plug-in development tools

Before you start adding WeChat applet functionality to your WordPress plug-in, you need to install and configure some development tools. You can use the plug-in development tools officially provided by WordPress, such as Pluginception (https://wordpress.org/plugins/pluginception/), or use some third-party plug-in development tools, such as WP-CLI (https://wp-cli. org/).

Step 3: Add the WeChat applet function to the plug-in

In the plug-in development tool of your choice, find the plug-in directory to which you want to add the WeChat applet function, and then perform the following steps:

3.1 Create a new folder in the plug-in directory and name it "wechat-mini-program".

3.2 Create a new file in the "wechat-mini-program" folder and name it "wechat-mini-program.php".

3.3 Add the following code in the "wechat-mini-program.php" file:

<?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
*/

// 將您的微信小程序AppID和AppSecret替換成您實(shí)際的值
define('WECHAT_MINI_PROGRAM_APPID', 'YOUR_APPID');
define('WECHAT_MINI_PROGRAM_APPSECRET', 'YOUR_APPSECRET');

// 在WordPress初始化時(shí)加載微信小程序功能
add_action('init', 'wechat_mini_program_init');
function wechat_mini_program_init(){
    // 添加微信小程序功能代碼
}

Please make sure to replace "YOUR_APPID" and "YOUR_APPSECRET" with the ones you got in the first step actual value.

Step 4: Implement the WeChat Mini Program function

In the "wechat-mini-program.php" file created in Step 3, you can add the WeChat Mini Program function code you need to implement . The following is some sample code:

4.1 Obtain access_token:

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;
}

4.2 Create mini program QR code:

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;
}

Step 5: Test and deploy

After completing the above steps, you can use the testing function provided by the plug-in development tool for testing. Once you have ensured that everything is working properly, you can upload the modified plugin file to your WordPress site’s plugins directory and activate it. At this point, your WordPress plug-in already has the functionality of the WeChat applet.

Summary

Through the introduction of this article, you have learned how to add WeChat mini program functions to WordPress plugins. During the development process, you need to register a WeChat mini program account and install plug-in development tools. Then, by creating a new folder and file in the plug-in directory and adding the corresponding code, you can implement the WeChat applet function. Finally, after testing and deploying, the plugin can be applied to your WordPress website. I hope this information is helpful and good luck with your development!

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