代码拉取完成,页面将自动刷新
同步操作将从 uncle wang/OAuthApp 强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!!
确定后同步将在后台操作,完成时将刷新页面,请耐心等待。
using OAuthApp.Data;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Linq;
using System.Net.Http;
using System.Web;
namespace OAuthApp.Controllers
{
public class OpenWechatController : Controller
{
readonly HttpContext _httpContext;
readonly AppDbContext _dbContext;
// 微信开放平台网站应用专用
const string Authorize_url = "https://open.weixin.qq.com/connect/qrconnect";
public OpenWechatController(IHttpContextAccessor contextAccessor,
AppDbContext dbContext)
{
_httpContext = contextAccessor.HttpContext;
_dbContext = dbContext;
}
public const string default_scope = "snsapi_login";
[HttpGet]
public ActionResult Authorize([FromQuery] string code, [FromQuery] long state, [FromQuery] string jxwechat)
{
var props = _dbContext.PropertySettings
.Where(x => x.ChannelCode.Equals(ChannelCodes.App) && x.ChannelAppId == state).ToList();
if (props.Count <1)
{
return NotFound("请先配置应用");
}
var OpenWechatClientID = props
.FirstOrDefault(x => x.Name.Equals(PropKeyConst.OpenWechatClientID)).Value;
//if (string.IsNullOrWhiteSpace(OpenWechatClientID))
//{
// OpenWechatClientID = default_client_id;
//}
var OpenWechatClientSecret = props
.FirstOrDefault(x => x.Name.Equals(PropKeyConst.OpenWechatClientSecret)).Value;
//if (string.IsNullOrWhiteSpace(OpenWechatClientSecret))
//{
// OpenWechatClientSecret = default_client_secret;
//}
var OpenWechatScope = props
.FirstOrDefault(x => x.Name.Equals(PropKeyConst.OpenWechatScope)).Value;
//if (string.IsNullOrWhiteSpace(OpenWechatScope))
//{
// OpenWechatScope = default_scope;
//}
var OpenWechatRedirectUri = props
.FirstOrDefault(x => x.Name.Equals(PropKeyConst.OpenWechatRedirectUri)).Value;
if (string.IsNullOrWhiteSpace(code) && string.IsNullOrWhiteSpace(jxwechat))
{
var host = _httpContext.Request.Scheme + "://" + _httpContext.Request.Host.ToString();
var redirect_uri = $"{host}/OpenWechat/Authorize";
var queryStrings = $"appid={OpenWechatClientID}&redirect_uri={redirect_uri}&response_type=code&scope={OpenWechatScope}&state={state}#wechat_redirect";
var redirectTo = Authorize_url + "?" + queryStrings;
return new RedirectResult(redirectTo);
}
else
{
var OAuthorizeResult = GetAccessToken(OpenWechatClientID, OpenWechatClientSecret, code, OpenWechatScope);
var redirectTo = OpenWechatRedirectUri + $"?id={state}&app_wechat={HttpUtility.UrlEncode(OAuthorizeResult)}";
return new RedirectResult(redirectTo);
}
}
private string GetAccessToken(string client_id, string client_secret, string code, string scope)
{
var result = string.Empty;
using (var hc = new HttpClient())
{
var url = $"https://api.weixin.qq.com/sns/oauth2/access_token?appid={client_id}&secret={client_secret}&code={code}&grant_type=authorization_code";
result = hc.GetStringAsync(url).Result;
}
var responseJson = JsonConvert.DeserializeObject<JObject>(result);
#region 报错
if (responseJson["errcode"] != null && responseJson["errcode"].HasValues)
{
return responseJson["errcode"].Value<string>();
}
#endregion
#region 如果scope是snsapi_userinfo
if (scope.Equals(default_scope))
{
var access_token = responseJson["access_token"].Value<string>();
var openid = responseJson["openid"].Value<string>();
using (var hc = new HttpClient())
{
var url = $"https://api.weixin.qq.com/sns/userinfo?access_token={access_token}&openid={openid}&lang=zh_CN";
result = hc.GetStringAsync(url).Result;
}
responseJson = JsonConvert.DeserializeObject<JObject>(result);
#region 报错
if (responseJson["errcode"] != null && responseJson["errcode"].HasValues)
{
return responseJson["errcode"].Value<string>();
}
#endregion
responseJson.Add("access_token", access_token);
return JsonConvert.SerializeObject(responseJson);
}
#endregion
//scope是snsapi_base
return result;
}
}
}
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