微信网页授权,获取用户信息代码实例
发布日期:2019年01月04日,网站分类:网站新闻
使用微信公众号网页授权,获取用户头像,昵称等基本信息代码实例,高手可直接跳过。
html文件调用js:
var appID = "{:sysconf('app_id')}"; // 公众号AppID
var redirectUri = "{:sysconf('redirectUri')}/wechatuser"; // 授权接口地址
var now_url = "当前界面地址"; // 将要跳转回来的路径地址 存到session 或者cookies
var openid = "{$_GET['openid']}";//获取openid
var name = "{$_GET['nickname']}";
var avatar = "{$_GET['headimgurl']}";
var game_id = {$id};
var user_id = 0;
if(openid == null || openid == undefined || openid == ''){ // 通过判断地址参数是否有openid来确定是否要跳转授权
var strUrl = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=" + appID + "&redirect_uri=" + redirectUri + "&response_type=code&scope=snsapi_userinfo&state=" + state + "#wechat_redirect";
window.location.href = strUrl;
}php代码:
function wechatuser(){
$appId = sysconf('app_id');
$appSecret = sysconf('app_key');
$code = $_GET['code'];
$now_url = $_COOKIES['now_url'];
$url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=$appId&secret=$appSecret&code={$code}&grant_type=authorization_code";
$a = file_get_contents($url);
$json=(array)json_decode($a);
if(!isset($json['errcode'])){
$openid = $json['openid'];
$url ="https://api.weixin.qq.com/sns/userinfo?access_token=".$json['access_token']."&openid=".$json['openid'];
$a = file_get_contents($url);
$json = (array)json_decode($a);
$nickname = $json['nickname'];
$headimgurl = $json['headimgurl'];
// 追加用户信息(如:openid、昵称、头像等)地址参数跳回前端页面
header("Location:'.$now_url.'?openid=$openid&nickname=$nickname&headimgurl=$headimgurl");
}
}php函数:
/**
* 获取完整当前路径
* @return string
*/
function getDomainUrl(){
if(is_https()){
$http = 'https://';
}else{
$http = 'http://';
}
$string = $http.$_SERVER['SERVER_NAME'];
return $string;
}
/**
* 判断是否是https
* @return bool
*/
function is_https() {
if ( !empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') {
return true;
} elseif ( isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https' ) {
return true;
} elseif ( !empty($_SERVER['HTTP_FRONT_END_HTTPS']) && strtolower($_SERVER['HTTP_FRONT_END_HTTPS']) !== 'off') {
return true;
}
return false;
}
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