前端部分代码：
uni.login({
provider: 'weixin',
success: function(loginRes) {
console.log(JSON.stringify(loginRes.authResult));
}
});
var weixinService = null;
// http://www.html5plus.org/doc/zh_cn/oauth.html#plus.oauth.getServices
plus.oauth.getServices(function(services) {
if (services && services.length) {
for (var i = 0, len = services.length; i < len; i++) {
if (services[i].id === 'weixin') {
weixinService = services[i];
// console.log('授权对象')
console.log(weixinService)
break;
}
}
plus.nativeUI.alert("认证0!")
if (!weixinService) {
plus.nativeUI.alert("认证1!")
//console.log('没有微信登录授权服务');
return;
}
console.log(res)
plus.nativeUI.alert("认证2!")
// http://www.html5plus.org/doc/zh_cn/oauth.html#plus.oauth.AuthService.authorize
weixinService.authorize(function(event) { //此处获取code的关键
plus.nativeUI.alert("认证3!")
console.log(event)
console.log(event.code, '这次是真的授权后返回的code')
plus.nativeUI.alert("认证4!"+event.code)
后端部分代码：
//微信授权获取OPENID
func (mpwxLoginService *MpwxLoginService) GetWxAppOpenID(authcode string) (string, string, string, string) {
usercorpID := global.GVA_CONFIG.Mini.AppAppid
usersecret := global.GVA_CONFIG.Mini.AppAppSecret
openIDUrl := "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + usercorpID + "&secret=" + usersecret + "&code=" + authcode + "&grant_type=authorization_code"
resp, err := http.Get(openIDUrl)
if resp != nil {
defer resp.Body.Close()
}
if err != nil || resp.StatusCode != http.StatusOK {
return "", "", "", err.Error()
}
body, err2 := ioutil.ReadAll(resp.Body)
fmt.Println(openIDUrl, string(body), err2)
if err2 != nil {
return "", "", "", err.Error()
}
//Json Decoding
if bytes.Contains(body, []byte("openid")) {
opidinfo := OpenIDResponse{}
err = json.Unmarshal(body, &opidinfo)
if err != nil {
return "", "", "", err.Error()
}
return opidinfo.OpenID, opidinfo.NickName, opidinfo.SessionKey, ""
}
return "", "", "", string(body)
}
