/// <summary>
/// 获取微信用户信息
/// </summary>
/// <param name="appId"></param>
/// <param name="openId"></param>
/// <returns></returns>
public UserInfo GetUserInfo(int appId, string openId)
{
//判断appId是否合法
var appInfo = _appInfoRepository.GetAppInfo(appId);
if (appInfo == null)
{
throw new Exception(string.Format("获取用户信息失败:通过参数{0}获取到的公众号信息为空", appId));
}
var userInfoFromDb = _userRepository.GetUserInfo(appId, openId);
//如果从数据库获取用户为空，则需要重新从微信更新
string tokenErrorMessage;
var accessToken = new AccessTokenService().GetAccessToken(appId, out tokenErrorMessage);
if (accessToken == null || !string.IsNullOrEmpty(tokenErrorMessage))
{
throw new Exception(string.Format("获取用户信息失败:", tokenErrorMessage));
}
if (userInfoFromDb != null)
{
return(userInfoFromDb);
}
var newUserInfoFromWeiXin = UserApi.Info(accessToken.Ticket, openId);
if (newUserInfoFromWeiXin == null)
{
throw new Exception("获取用户信息失败:从微信获取到的用户为空");
}
var newUserInfo = new UserInfo
{
AppId = appId,
Openid = newUserInfoFromWeiXin.openid,
City = newUserInfoFromWeiXin.city,
Country = newUserInfoFromWeiXin.country,
Groupid = newUserInfoFromWeiXin.groupid,
Headimgurl = newUserInfoFromWeiXin.headimgurl,
Language = newUserInfoFromWeiXin.language,
Nickname = newUserInfoFromWeiXin.nickname,
Province = newUserInfoFromWeiXin.province,
Remark = newUserInfoFromWeiXin.remark,
Sex = newUserInfoFromWeiXin.sex,
//Subscribe = newUserInfoFromWeiXin.subscribe,
SubscribeTime = newUserInfoFromWeiXin.subscribe_time
};
//缓存到数据库
_userRepository.Add(newUserInfo);
return(newUserInfo);
}
public JsApiTicket GetJsApiTicket(int wid, out string errorMessage)
{
lock (Obj)
{
try
{
var appInfo = _appInfoRepository.GetAppInfo(wid);
if (appInfo == null)
{
errorMessage = string.Format("当前系统无wid为{0}相应公众号的配置", wid);
return(null);
}
if (string.IsNullOrEmpty(appInfo.AppId) || string.IsNullOrEmpty(appInfo.AppSecret))
{
errorMessage = string.Format("当前系统wid为{0}相应公众号的配置不完整,AppId或者AppSecret未填写完全,请在[我的公众帐号]里补全信息！", wid);
return(null);
}
var jsApiTicketFromDb = _jsApiTicketRepository.GetJsApiTicket(appInfo);
//判断是否存在或者是否过期
if (jsApiTicketFromDb == null || jsApiTicketFromDb.IsExpired())
{
//更改已过期的数据
_jsApiTicketRepository.SetJsApiTicketExpire(jsApiTicketFromDb);
//重新从微信申请ticket
string tokenErrorMessage;
var token = new AccessTokenService().GetAccessToken(wid, out tokenErrorMessage);
if (token == null || !string.IsNullOrEmpty(tokenErrorMessage))
{
throw new Exception(string.Format("获取JsApiTicket失败：{0}", tokenErrorMessage));
}
var result = OneGulp.WeChat.MP.CommonAPIs.CommonApi.GetTicket(token.Ticket);
var newJsApiTicket = new JsApiTicket()
{
Id = Guid.NewGuid(),
AppId = wid,
Ticket = result.ticket,
Expires = result.expires_in,
SysDateTime = DateTime.Now
};
_jsApiTicketRepository.Add(newJsApiTicket);
errorMessage = string.Empty;
return(newJsApiTicket);
}
errorMessage = string.Empty;
return(jsApiTicketFromDb);
}
catch (Exception exception)
{
errorMessage = exception.Message;
return(null);
}
}
}
/// <summary>
/// 获取当前账号的AccessToken
/// </summary>
/// <param name="wid"></param>
/// <param name="errorMessage"></param>
/// <returns></returns>
public AccessToken GetAccessToken(int wid, out string errorMessage)
{
lock (_obj)
{
try
{
var appInfo = _appInfoRepository.GetAppInfo(wid);
if (appInfo == null)
{
errorMessage = string.Format("当前系统无wid为{0}相应公众号的配置", wid);
return(null);
}
if (string.IsNullOrEmpty(appInfo.AppId) || string.IsNullOrEmpty(appInfo.AppSecret))
{
errorMessage = string.Format("当前系统wid为{0}相应公众号的配置不完整,AppId或者AppSecret未填写完全,请在[我的公众帐号]里补全信息！",
wid);
return(null);
}
//从数据库中获取Token
var tokenFromDb = _accessTokenRepository.GetAccessToken(appInfo.Id);
//如果不存在
if (tokenFromDb == null || tokenFromDb.IsExpired())
{
//设置已存的AccessToken过期
_accessTokenRepository.SetAccessTokenExpire(tokenFromDb);
//从微信重新获取AccessToken
var accessTokenResult = CommonApi.GetToken(appInfo.AppId, appInfo.AppSecret);
var newAccessToken = new AccessToken
{
Id = Guid.NewGuid(),
AppId = appInfo.Id,
SysDateTime = DateTime.Now,
Ticket = accessTokenResult.access_token,
Expires = accessTokenResult.expires_in
};
//缓存新获取到的AccessToken到数据库
_accessTokenRepository.Add(newAccessToken);
errorMessage = string.Empty;
return(newAccessToken);
}
errorMessage = string.Empty;
return(tokenFromDb);
}
catch (Exception exception)
{
errorMessage = exception.Message;
return(null);
}
}
}
public AppInfo GetAppInfo(int wid)
{
return(wid == 0 ? null : _appInfoRepository.GetAppInfo(wid));
}