thinkphp 微信授权登录以及微信实现分享

红太狼 2021-12-22 02:45 734阅读 0赞

<?php  
  
namespace app\\wechat\\controller;  
  
use think\\Controller;  
use think\\Request;  
  
/\*\*  
\* 微信授权登录类  
\* User: summer  
\* Date: 2017/11/27  
\* Time: 13:57  
\*/  
class WeChat extends Controller  
\{  
  
  
private $appid = '\*\*\*\*\*\*\*\*\*'; //微信公众号APPID  
private $appsecret = '\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*'; //密匙  
private $url = '\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*'; //微信回调地址  
  
  
public function start()  
\{  
  
$url = 'https://open.weixin.qq.com/connect/oauth2/authorize?appid=' . $this->appid . '&redirect\_uri=' . urlencode($this->url) . '&response\_type=code&scope=snsapi\_userinfo&state=state\#wechat\_redirect';  
  
header('location:' . $url);  
\}  
  
/\*\*  
\* 登录  
\*/  
public function login()  
\{  
$code = $\_GET\['code'\];  
  
$access\_token = $this->getUserAccessToken($code);  
$UserInfo = $this->getUserInfo($access\_token);  
var\_dump($UserInfo);  
\}  
  
/\*\*  
\* 获取授权token  
\* @param $code  
\* @return bool|string  
\*/  
private function getUserAccessToken($code)  
\{  
$url = "https://api.weixin.qq.com/sns/oauth2/access\_token?appid=$this->appid&secret=$this->appsecret&code=$code&grant\_type=authorization\_code";  
  
$res = file\_get\_contents($url);  
return json\_decode($res);  
\}  
  
/\*\*  
\* 获取用户信息  
\* @param $accessToken  
\* @return mixed  
\*/  
private function getUserInfo($accessToken)  
\{  
$url = "https://api.weixin.qq.com/sns/userinfo?access\_token=$accessToken->access\_token&openid=$accessToken->openid&lang=zh\_CN";  
$UserInfo = file\_get\_contents($url);  
return json\_decode($UserInfo, true);  
\}  
  
/\*\*  
\* 此AccessToken 与 getUserAccessToken不一样  
\* 获得AccessToken  
\* @return mixed  
\*/  
private function getAccessToken()  
\{  
// 获取缓存  
$access = cache('access\_token');  
// 缓存不存在-重新创建  
if (empty($access)) \{  
// 获取 access token  
$url = "https://api.weixin.qq.com/cgi-bin/token?grant\_type=client\_credential&appid=\{$this -> appid\}&secret=\{$this->appsecret\}";  
$accessToken = file\_get\_contents($url);  
  
$accessToken = json\_decode($accessToken);  
// 保存至缓存  
$access = $accessToken->access\_token;  
cache('access\_token', $access, 7000);  
\}  
return $access;  
\}  
  
  
/\*\*  
\* 获取JS证明  
\* @param $accessToken  
\* @return mixed  
\*/  
private function \_getJsapiTicket($accessToken)  
\{  
  
// 获取缓存  
$ticket = cache('jsapi\_ticket');  
// 缓存不存在-重新创建  
if (empty($ticket)) \{  
// 获取js\_ticket  
$url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access\_token=" . $accessToken . "&type=jsapi";  
$jsTicket = file\_get\_contents($url);  
$jsTicket = json\_decode($jsTicket);  
// 保存至缓存  
$ticket = $jsTicket->ticket;  
cache('jsapi\_ticket', $ticket, 7000);  
\}  
return $ticket;  
\}  
  
/\*\*  
\* 获取JS-SDK调用权限  
\*/  
public function shareAPi(Request $request)  
\{  
header("Access-Control-Allow-Origin:\*");  
// 获取accesstoken  
$accessToken = $this->getAccessToken();  
// 获取jsapi\_ticket  
$jsapiTicket = $this->\_getJsapiTicket($accessToken);  
  
// -------- 生成签名 --------  
$wxConf = \[  
'jsapi\_ticket' => $jsapiTicket,  
'noncestr' => md5(time() . '!@\#$%^&\*()\_+'),  
'timestamp' => time(),  
'url' => $request->post('url'), //这个就是你要自定义分享页面的Url啦  
\];  
$string1 = sprintf('jsapi\_ticket=%s&noncestr=%s×tamp=%s&url=%s', $wxConf\['jsapi\_ticket'\], $wxConf\['noncestr'\], $wxConf\['timestamp'\], $wxConf\['url'\]);  
// 计算签名  
$wxConf\['signature'\] = sha1($string1);  
$wxConf\['appid'\] = $this->appid;  
return json($wxConf);  
\}

\--------------------  
作者：zscsummer  
来源：CSDN  
原文：https://blog.csdn.net/zscsummer/article/details/78655322  
版权声明：本文为博主原创文章，转载请附上博文链接！

转载于:https://www.cnblogs.com/2019gdiceboy/p/11090256.html