PHP实现微信获取用户基本信息(openid、头像、昵称)

php

浏览数:656

2019-1-22

开发->基本配置->AppID
$appKey = '';   //微信公众平台->开发->基本配置->AppSecret
/* 配置结束 */

//①、获取用户openid
$wxPay = new WxService($appid,$appKey);
$data = $wxPay->GetOpenid();      //获取openid
if(!$data['openid']) exit('获取openid失败');
//②、获取用户信息
$user = $wxPay->getUserInfo($data['openid'],$data['access_token']);
?>



    
    
    
    
    微信获取用户信息demo
    
    


你的基本信息如下:

openid
unionid
昵称
头像
性别
省份 / 城市
language
appid = $appid; //微信支付申请对应的公众号的APPID $this->appKey = $appKey; //微信支付申请对应的公众号的APP Key } /** * 通过跳转获取用户的openid,跳转流程如下: * 1、设置自己需要调回的url及其其他参数,跳转到微信服务器https://open.weixin.qq.com/connect/oauth2/authorize * 2、微信服务处理完成之后会跳转回用户redirect_uri地址,此时会带上一些参数,如:code * * @return 用户的openid */ public function GetOpenid() { //通过code获得openid if (!isset($_GET['code'])){ //触发微信返回code码 $baseUrl = $this->getCurrentUrl(); $url = $this->__CreateOauthUrlForCode($baseUrl); Header("Location: $url"); exit(); } else { //获取code码,以获取openid $code = $_GET['code']; $openid = $this->getOpenidFromMp($code); return $openid; } } public function getCurrentUrl() { $scheme = $_SERVER['HTTPS']=='on' ? 'https://' : 'http://'; $uri = $_SERVER['PHP_SELF'].$_SERVER['QUERY_STRING']; if($_SERVER['REQUEST_URI']) $uri = $_SERVER['REQUEST_URI']; $baseUrl = urlencode($scheme.$_SERVER['HTTP_HOST'].$uri); return $baseUrl; } /** * 通过code从工作平台获取openid机器access_token * @param string $code 微信跳转回来带上的code * @return openid */ public function GetOpenidFromMp($code) { $url = $this->__CreateOauthUrlForOpenid($code); $res = self::curlGet($url); $data = json_decode($res,true); $this->data = $data; return $data; } /** * 构造获取open和access_toke的url地址 * @param string $code,微信跳转带回的code * @return 请求的url */ private function __CreateOauthUrlForOpenid($code) { $urlObj["appid"] = $this->appid; $urlObj["secret"] = $this->appKey; $urlObj["code"] = $code; $urlObj["grant_type"] = "authorization_code"; $bizString = $this->ToUrlParams($urlObj); return "https://api.weixin.qq.com/sns/oauth2/access_token?".$bizString; } /** * 构造获取code的url连接 * @param string $redirectUrl 微信服务器回跳的url,需要url编码 * @return 返回构造好的url */ private function __CreateOauthUrlForCode($redirectUrl) { $urlObj["appid"] = $this->appid; $urlObj["redirect_uri"] = "$redirectUrl"; $urlObj["response_type"] = "code"; $urlObj["scope"] = "snsapi_userinfo"; $urlObj["state"] = "STATE"; $bizString = $this->ToUrlParams($urlObj); return "https://open.weixin.qq.com/connect/oauth2/authorize?".$bizString; } /** * 拼接签名字符串 * @param array $urlObj * @return 返回已经拼接好的字符串 */ private function ToUrlParams($urlObj) { $buff = ""; foreach ($urlObj as $k => $v) { if($k != "sign") $buff .= $k . "=" . $v . "&"; } $buff = trim($buff, "&"); return $buff; } /** * 获取用户信息 * @param string $openid 调用【网页授权获取用户信息】接口获取到用户在该公众号下的Openid * @return string */ public function getUserInfo($openid,$access_token) { $response = self::curlGet('https://api.weixin.qq.com/sns/userinfo?access_token='.$access_token.'&openid='.$openid.'&lang=zh_CN'); return json_decode($response,true); } public static function curlGet($url = '', $options = array()) { $ch = curl_init($url); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_TIMEOUT, 30); if (!empty($options)) { curl_setopt_array($ch, $options); } //https请求 不验证证书和host curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); $data = curl_exec($ch); curl_close($ch); return $data; } public static function curlPost($url = '', $postData = '', $options = array()) { if (is_array($postData)) { $postData = http_build_query($postData); } $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_POSTFIELDS, $postData); curl_setopt($ch, CURLOPT_TIMEOUT, 30); //设置cURL允许执行的最长秒数 if (!empty($options)) { curl_setopt_array($ch, $options); } //https请求 不验证证书和host curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); $data = curl_exec($ch); curl_close($ch); return $data; } }