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https://gitee.com/zongzhige/shopxo.git
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238 lines
7.5 KiB
PHP
Executable File
238 lines
7.5 KiB
PHP
Executable File
<?php
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// +----------------------------------------------------------------------
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// | ShopXO 国内领先企业级B2C免费开源电商系统
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// +----------------------------------------------------------------------
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// | Copyright (c) 2011~2019 http://shopxo.net All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: Devil
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// +----------------------------------------------------------------------
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namespace base;
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/**
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* 微信驱动
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-06-28
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* @desc 支持所有文件存储到硬盘
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*/
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class Wechat
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{
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// appid
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private $_appid;
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// appsecret
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private $_appsecret;
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/**
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* [__construct 构造方法]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-12-30T18:04:05+0800
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* @param [string] $app_id [应用appid]
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* @param [string] $app_secret [应用密钥]
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*/
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public function __construct($app_id, $app_secret)
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{
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$this->_appid = $app_id;
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$this->_appsecret = $app_secret;
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}
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/**
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* [DecryptData 检验数据的真实性，并且获取解密后的明文]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-12-30T18:20:53+0800
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* @param [string] $encrypted_data [加密的用户数据]
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* @param [string] $iv [与用户数据一同返回的初始向量]
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* @param [string] $openid [解密后的原文]
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* @return [array|string] [成功返回用户信息数组, 失败返回错误信息]
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*/
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public function DecryptData($encrypted_data, $iv, $openid)
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{
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// 登录授权session
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$login_key = 'wechat_user_login_'.$openid;
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$session_data = GS($login_key);
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if($session_data === false)
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{
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return 'session key不存在';
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}
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$aes_key = base64_decode($session_data['session_key']);
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if(strlen($iv) != 24)
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{
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return 'iv长度错误';
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}
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$aes_iv = base64_decode($iv);
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$aes_cipher = base64_decode($encrypted_data);
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$result = openssl_decrypt($aes_cipher, "AES-128-CBC", $aes_key, 1, $aes_iv);
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$data = json_decode($result, true);
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if($data == NULL)
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{
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return '解析失败、请重试！';
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}
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if($data['watermark']['appid'] != $this->_appid )
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{
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return 'appid不匹配';
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}
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// 缓存存储
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$data_key = 'wechat_user_info_'.$openid;
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SS($data_key, $data);
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return $data;
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}
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/**
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* [GetAuthSessionKey 根据授权code获取 session_key 和 openid]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-12-30T18:20:53+0800
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* @param [string] $authcode [用户授权码]
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* @return [string|boolean] [失败false, 成功返回appid|]
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*/
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public function GetAuthSessionKey($authcode)
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{
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// 请求获取session_key
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$url = 'https://api.weixin.qq.com/sns/jscode2session?appid='.$this->_appid.'&secret='.$this->_appsecret.'&js_code='.$authcode.'&grant_type=authorization_code';
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$result = $this->HttpRequestGet($url);
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if(!empty($result['openid']))
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{
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// 从缓存获取用户信息
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$key = 'wechat_user_login_'.$result['openid'];
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// 缓存存储
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SS($key, $result);
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return $result['openid'];
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}
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return false;
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}
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/**
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* [MiniQrCodeCreate 二维码创建]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2018-01-02T19:53:10+0800
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* @param [array] $params [输入参数]
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* @return [string] [成功返回文件流, 失败则空]
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*/
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public function MiniQrCodeCreate($params)
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{
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// 参数校验
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if(empty($params['path']))
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{
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return '页面地址不能为空';
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}
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$params['width'] = empty($params['width']) ? 1000 : intval($params['width']);
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// 获取access_token
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$access_token = $this->GetMiniAccessToken();
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if($access_token === false)
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{
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return '';
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}
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// 网络请求
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$url = 'https://api.weixin.qq.com/cgi-bin/wxaapp/createwxaqrcode?access_token='.$access_token;
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$data = [
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'path' => $params['path'],
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'width' => $params['width'],
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];
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return $this->HttpRequestPost($url, json_encode($data), false);
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}
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/**
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* [GetMiniAccessToken 获取access_token]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2018-01-02T19:53:42+0800
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*/
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private function GetMiniAccessToken()
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{
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// 缓存key
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$key = $this->_appid.'_access_token';
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$result = GS($key);
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if($result !== false)
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{
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if($result['expires_in'] > time())
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{
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return $result['access_token'];
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}
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}
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// 网络请求
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$url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid='.$this->_appid.'&secret='.$this->_appsecret;
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$result = $this->HttpRequestGet($url);
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if(!empty($result['access_token']))
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{
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// 缓存存储
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$result['expires_in'] += time();
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SS($key, $result);
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return $result['access_token'];
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}
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return false;
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}
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/**
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* [HttpRequestGet get请求]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2018-01-03T19:21:38+0800
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* @param [string] $url [url地址]
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* @return [array] [返回数据]
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*/
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private function HttpRequestGet($url)
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{
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$curl = curl_init();
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curl, CURLOPT_TIMEOUT, 500);
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
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curl_setopt($curl, CURLOPT_URL, $url);
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$res = curl_exec($curl);
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curl_close($curl);
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return json_decode($res, true);
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}
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/**
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* [HttpRequestPost curl模拟post]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-09-25T09:10:46+0800
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* @param [string] $url [请求地址]
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* @param [array] $data [发送的post数据]
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* @param [array] $is_parsing [是否需要解析数据]
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* @return [array] [返回的数据]
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*/
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private function HttpRequestPost($url, $data, $is_parsing = true)
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{
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$curl = curl_init();
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curl, CURLOPT_TIMEOUT, 500);
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
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curl_setopt($curl, CURLOPT_URL, $url);
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curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
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curl_setopt($curl, CURLOPT_POST, true);
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$res = curl_exec($curl);
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if($is_parsing === true)
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{
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return json_decode($reponse, true);
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}
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return $res;
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}
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}
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?>
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