Code implementation of WeChat authorized login under TP5 framework

 [ 'appid' => '***', 'appsecret' => '***', ], ];

 '', 'appsecret' => '', ]; public function __construct() { $this->wechat_config = $this->wechatConfig(); } /** * 获取秘钥配置 * @return [type] 数组 */ public function wechatConfig() { $wechat_config = array_merge($this->wechat_config,config('wechat.oauth')); return $wechat_config; } /** * 获取openid * @return string|mixed */ public function getUserAccessUserInfo($code = "") { if(empty($code)){ $baseUrl = request()->url(true); $url = $this->getSingleAuthorizeUrl($baseUrl, "123"); Header("Location: $url"); exit(); }else{ $access_token = $this->getSingleAccessToken($code); return $this->getUserInfo($access_token); } } /** * 微信授权链接 * @param string $redirect_uri 要跳转的地址 * @return [type] 授权链接 */ public function getSingleAuthorizeUrl($redirect_url = "",$state = '1') { $redirect_url = urlencode($redirect_url); return "https://open.weixin.qq.com/connect/oauth2/authorize?appid=" . $this->wechat_config['appid'] . "&redirect_uri=".$redirect_url."&response_type=code&scope=snsapi_userinfo&state={$state}#wechat_redirect"; } /** * 获取token * @return [type] 返回token */ public function getSingleAccessToken($code) { $url = 'https://api.weixin.qq.com/sns/oauth2/access_token?appid='.$this->wechat_config['appid'].'&secret='.$this->wechat_config['appsecret'].'&code='.$code.'&grant_type=authorization_code'; $access_token = $this->https_request($url); return $access_token; } /** * 发送curl请求 * @param $url string * @param return array|mixed */ public function https_request($url) { $curl = curl_init(); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); $AjaxReturn = curl_exec($curl); //获取access_token和openid,转换为数组 $data = json_decode($AjaxReturn,true); curl_close($curl); return $data; } /** * @explain * 通过code获取用户openid以及用户的微信号信息 * @return array|mixed * @remark * 获取到用户的openid之后可以判断用户是否有数据，可以直接跳过获取access_token,也可以继续获取access_token * access_token每日获取次数是有限制的，access_token有时间限制，可以存储到数据库7200s. 7200s后access_token失效 **/ public function getUserInfo($access_token = []) { if(!$access_token){ return [ 'code' => 0, 'msg' => '微信授权失败', ]; } $userinfo_url = 'https://api.weixin.qq.com/sns/userinfo?access_token='.$access_token['access_token'].'&openid='.$access_token['openid'].'&lang=zh_CN'; $userinfo_json = $this->https_request($userinfo_url); //获取用户的基本信息，并将用户的唯一标识保存在session中 if(!$userinfo_json){ return [ 'code' => 0, 'msg' => '获取用户信息失败！', ]; } return $userinfo_json; } }

public function index() { $wchat = new \wechat\WechatOauth(); $code = request()->param('code',""); $user = $wchat->getUserAccessUserInfo($code); }