/**
*
* 通过code换取网页授权access_token和openid的返回数据，正确时返回的JSON数据包如下：
* {
* "access_token":"ACCESS_TOKEN",
* "expires_in":7200,
* "refresh_token":"REFRESH_TOKEN",
* "openid":"OPENID",
* "scope":"SCOPE",
* "unionid": "o6_bmasdasdsad6_2sgVt7hMZOPfL"
* }
* 其中access_token可用于获取共享收货地址
* openid是微信支付jsapi支付接口统一下单时必须的参数
* 更详细的说明请参考网页授权获取用户基本信息：http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html
* @失败时抛异常WxPayException
*/
public void GetOpenidAndAccessTokenFromCode(string code)
{
//构造获取openid及access_token的url
SortedDictionary <string, object> dic =
new SortedDictionary <string, object>
{
{ "appid", Appid },
{ "secret", Appsecret },
{ "code", code },
{ "grant_type", "authorization_code" }
};
string url = "https://api.weixin.qq.com/sns/oauth2/access_token?" + ToUrl(dic);
//请求url以获取数据
string result = WxHttpService.Get(url);
//保存access_token，用于收货地址获取
JObject jd = (JObject)JsonConvert.DeserializeObject(result);
AccessToken = (string)jd["access_token"];
//获取用户openid
Openid = (string)jd["openid"];
//获取用户unionid
if (jd["unionid"] == null)
{
Unionid = "";
}
else
{
Unionid = (string)jd["unionid"];
}
}
/// <summary>
/// 获取用户信息
/// </summary>
public void GetUserInfo()
{
//构造获取用户信息的url
SortedDictionary <string, object> dic =
new SortedDictionary <string, object>
{
{ "access_token", AccessToken },
{ "openid", Openid },
{ "lang", "zh_CN" }
};
string url = "https://api.weixin.qq.com/sns/userinfo?" + ToUrl(dic);
//请求url以获取数据
string result = WxHttpService.Get(url);
JObject jd = (JObject)JsonConvert.DeserializeObject(result);
Nickname = (string)jd["nickname"];
Sex = (int)jd["sex"] > 0?(int)jd["sex"] - 1:(int)jd["sex"];
Headimgurl = (string)jd["headimgurl"];
}