微信開發筆記——微信網頁登入授權，獲取使用者資訊
阿新 • • 發佈：2019-01-05
public class WeiXinOAuth{ /// <summary> /// 獲取微信Code /// </summary> /// <param name="appId"></param> /// <param name="appSecret"></param> /// <param name="redirectUrl"></param> public string GetWeiXinCode(string appId,string appSecret,string redirectUrl) { Random r = new Random(); //微信登入授權 //string url = "https://open.weixin.qq.com/connect/qrconnect?appid=" + appId + "&redirect_uri=" + redirectUrl +"&response_type=code&scope=snsapi_login&state=STATE#wechat_redirect"; //微信OpenId授權 //string url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=" + appId + "&redirect_uri=" + redirectUrl +"&response_type=code&scope=snsapi_login&state=STATE#wechat_redirect"; //微信使用者資訊授權 string url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=" + appId + "&redirect_uri=" + redirectUrl + "&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect"; return url; } /// <summary> /// 通過code獲取access_token /// </summary> /// <param name="appId"></param> /// <param name="appSecret"></param> /// <param name="code"></param> /// <returns></returns> public Model.WeiXinAccessTokenResult GetWeiXinAccessToken(string appId,string appSecret,string code) { string url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid="+appId+"&secret="+appSecret+ "&code="+ code + "&grant_type=authorization_code"; string jsonStr = Tools.GetHttpRequest(url); Model.WeiXinAccessTokenResult result = new Model.WeiXinAccessTokenResult(); if (jsonStr.Contains("errcode")) { Model.WeiXinErrorMsg errorResult = new Model.WeiXinErrorMsg(); errorResult=JsonHelper.ParseFromJson<Model.WeiXinErrorMsg>(jsonStr); result.ErrorResult = errorResult; result.Result = false; } else { Model.WeiXinAccessTokenModel model = new Model.WeiXinAccessTokenModel(); model = JsonHelper.ParseFromJson<Model.WeiXinAccessTokenModel>(jsonStr); result.SuccessResult = model; result.Result = true; } return result; } /// <summary> /// 拉取使用者資訊 /// </summary> /// <param name="accessToken"></param> /// <param name="openId"></param> /// <returns></returns> public Model.WeiXinUserInfoResult GetWeiXinUserInfo(string accessToken,string openId) { string url = "https://api.weixin.qq.com/sns/userinfo?access_token="+accessToken+"&openid="+openId+"&lang=zh_CN"; string jsonStr = Tools.GetHttpRequest(url); Model.WeiXinUserInfoResult result = new Model.WeiXinUserInfoResult(); if(jsonStr.Contains("errcode")) { Model.WeiXinErrorMsg errorResult = new Model.WeiXinErrorMsg(); errorResult = JsonHelper.ParseFromJson<Model.WeiXinErrorMsg>(jsonStr); result.ErrorMsg = errorResult; result.Result = false; } else { Model.WeiXinUserInfo userInfo = new Model.WeiXinUserInfo(); userInfo = JsonHelper.ParseFromJson<Model.WeiXinUserInfo>(jsonStr); result.UserInfo = userInfo; result.Result = true; } return result; }}