using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Pcb.Common
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{
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public class WeiXinOAuth
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{
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/// <summary>
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/// 获取微信Code
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/// </summary>
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/// <param name="appId">微信AppId</param>
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/// <param name="appSecret">微信AppSecret</param>
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/// <param name="redirectUrl">返回的登录地址，要进行Server.Un编码</param>
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/// <param name="isWap">true=微信内部登录 false=pc网页登录</param>
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public string GetWeiXinCode(string appId, string appSecret, string redirectUrl, bool isWap)
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{
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var r = new Random();
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//微信登录授权
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//string url = "https://open.weixin.qq.com/connect/qrconnect?appid=" + appId + "&redirect_uri=" + redirectUrl +"&response_type=code&scope=snsapi_login&state=STATE#wechat_redirect";
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//微信OpenId授权
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//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";
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//微信用户信息授权
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var url = "";
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if (isWap)
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{
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url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=" + appId + "&redirect_uri=" +
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redirectUrl + "&response_type=code&scope=snsapi_userinfo&state=STATE1811&connect_redirect=1#wechat_redirect";
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}
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else
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{
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url = "https://open.weixin.qq.com/connect/qrconnect?appid=" + appId + "&redirect_uri=" + redirectUrl +
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"&response_type=code&scope=snsapi_login&state=STATE1811#wechat_redirect";
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}
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return url;
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}
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/// <summary>
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/// 通过code获取access_token
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/// </summary>
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/// <param name="appId"></param>
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/// <param name="appSecret"></param>
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/// <param name="code"></param>
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/// <returns></returns>
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public WeiXinAccessTokenResult GetWeiXinAccessToken(string appId, string appSecret, string code)
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{
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string url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + appId + "&secret=" + appSecret +
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"&code=" + code + "&grant_type=authorization_code";
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string jsonStr =new CaptureHelper().GetHtml(url,60*1000, Encoding.UTF8);
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var result = new WeiXinAccessTokenResult();
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if (jsonStr.Contains("errcode"))
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{
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var errorResult = JsonHelper.DeserializeObject<WeiXinHelper.WeiXinErrorMsg>(jsonStr);
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result.ErrorResult = errorResult;
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result.Result = false;
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}
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else
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{
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var model = JsonHelper.DeserializeObject<WeiXinAccessTokenModel>(jsonStr);
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result.SuccessResult = model;
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result.Result = true;
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}
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return result;
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}
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/// <summary>
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/// 拉取用户信息
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/// </summary>
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/// <param name="accessToken"></param>
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/// <param name="openId"></param>
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/// <returns></returns>
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public WeiXinHelper.WeiXinUserInfoResult GetWeiXinUserInfo(string accessToken, string openId)
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{
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string url = "https://api.weixin.qq.com/sns/userinfo?access_token=" + accessToken + "&openid=" + openId + "⟨=zh_CN";
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string jsonStr = new CaptureHelper().GetHtml(url, Encoding.UTF8);
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var result = new WeiXinHelper.WeiXinUserInfoResult();
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if (jsonStr.Contains("errcode"))
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{
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var errorResult = JsonHelper.DeserializeObject<WeiXinHelper.WeiXinErrorMsg>(jsonStr);
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result.ErrorMsg = errorResult;
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result.Result = false;
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}
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else
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{
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var userInfo = JsonHelper.DeserializeObject<WeiXinHelper.WeiXinUserInfo>(jsonStr);
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result.UserInfo = userInfo;
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result.Result = true;
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}
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return result;
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}
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/// <summary>
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/// 通过code获取access_token 请求成功的实体
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/// </summary>
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public class WeiXinAccessTokenModel
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{
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/// <summary>
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/// 接口调用凭证
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/// </summary>
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public string access_token { get; set; }
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/// <summary>
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/// access_token接口调用凭证超时时间，单位（秒）
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/// </summary>
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public int expires_in { get; set; }
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/// <summary>
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/// 用户刷新access_token
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/// </summary>
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public string refresh_token { get; set; }
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/// <summary>
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/// 授权用户唯一标识
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/// </summary>
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public string openid { get; set; }
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/// <summary>
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/// 用户授权的作用域，使用逗号（,）分隔
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/// </summary>
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public string scope { get; set; }
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}
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public class WeiXinAccessTokenResult
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{
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public WeiXinAccessTokenModel SuccessResult { get; set; }
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public bool Result { get; set; }
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public WeiXinHelper.WeiXinErrorMsg ErrorResult { get; set; }
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}
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}
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}
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