PHP code example of luckyhjh / wechat-mini-program

1. Go to this page and download the library: Download luckyhjh/wechat-mini-program library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

luckyhjh / wechat-mini-program example snippets


namespace App\Libs;

use Illuminate\Support\Facades\Cache;
use WechatMiniProgram\Api\AccessToken;
use WechatMiniProgram\ApiException;

class WechatMiniProgram extends \WechatMiniProgram\WechatMiniProgram
{
    public function __construct($appid = '', $secret = '')
    {
        empty($appid) and $appid = env('WX_APPID');
        empty($secret) and $secret = env('WX_SECRET');
        parent::__construct($appid, $secret);
    }

    /**
     * 读取token
     * @return string
     */
    public function getAccessToken()
    {
        $cache_name = 'wx_token_' . $this->getAppid();
        $access_token = Cache::get($cache_name);
        if ($access_token) {
            return $access_token;
        }

        $AccessToken = new AccessToken($this);
        try {
            $Token = $AccessToken->getAccessToken();
            $access_token = $Token->access_token;
            $this->setAccessToken($access_token, $Token->expires_in);
            return $access_token;

        } catch (ApiException $apiException) {
            return '';
        }
    }

    /**
     * 保存token
     * @param string $access_token
     * @param int $expire
     * @return bool
     */
    public function setAccessToken($access_token, $expire = 7200)
    {
        $cache_name = 'wx_token_' . $this->getAppid();
        return Cache::set($cache_name, $access_token, $expire);
    }
}


use WechatMiniProgram\Api\AccessToken;
use WechatMiniProgram\ApiException;

class WechatMiniProgram extends \WechatMiniProgram\WechatMiniProgram
{
    public function __construct($appid = '', $secret = '')
    {
        empty($appid) and $appid = env('WX_APPID');
        empty($secret) and $secret = env('WX_SECRET');
        parent::__construct($appid, $secret);
    }

    /**
     * 读取token
     * @return string
     */
    public function getAccessToken()
    {
        $cache_name = 'wx_token_' . $this->getAppid();
        $access_token = cache($cache_name);
        if ($access_token) {
            return $access_token;
        }

        $AccessToken = new AccessToken($this);
        try {
            $Token = $AccessToken->getAccessToken();
            $access_token = $Token->access_token;
            $this->setAccessToken($access_token, $Token->expires_in);
            return $access_token;

        } catch (ApiException $apiException) {
            return '';
        }
    }

    /**
     * 保存token
     * @param string $access_token
     * @param int $expire
     * @return bool
     */
    public function setAccessToken($access_token, $expire = 7200)
    {
        $cache_name = 'wx_token_' . $this->getAppid();
        return cache($cache_name, $access_token, $expire);
    }
}


$mp = new WechatMiniProgram();
$Auth = new Auth($mp);
$User = new \WechatMiniProgram\Api\User($mp);//如果要调用其它接口，可复用$mp
try {
    $session = $Auth->code2session($code);
    $openid = $session->openid;
} catch (ApiException $apiException) {
}