/// <summary>
/// 获取当前用户
/// </summary>
/// <param name="context">上下文对象</param>
/// <returns></returns>
public static UserInfo GetCurretnUser(HttpContext context)
{
lock (locker)
{
try
{
if (context == null)
{
return(null);
}
FormsIdentity identity = context.User.Identity as FormsIdentity;
if (identity != null)
{
//取用户基本信息
UserInfo userInfo = JsonHelper.Deserialize <UserInfo>(identity.Ticket.UserData);
UserExtendBase userExtend = GetUserExtendCache(userInfo.UserName);
if (userInfo.UserName != "admin" && userExtend == null)
{
//重新加载用户扩展信息
userExtend = UserExtendEventHandler.GetUserExtendInfo(userInfo);
}
userInfo.ExtendUserObject = userExtend;
return(userInfo);
}
}
catch { }
return(null);
}
}
public static event EventUserExtend BindUserExtendEvent; //定义事件
/// <summary>
/// 获取用户扩展对象
/// </summary>
/// <param name="userInfo">用户信息</param>
/// <returns></returns>
public static UserExtendBase GetUserExtendInfo(UserInfo userInfo)
{
if (BindUserExtendEvent != null)
{
UserExtendBase extend = BindUserExtendEvent(null, new EventUserArgs(userInfo));//有返回值了
return(extend);
}
return(null);
}
/// <summary>
/// 缓存用户扩展信息
/// </summary>
/// <param name="username">用户名</param>
/// <param name="extend">用户扩展信息</param>
public static void CacheUserExtendInfo(string username, UserExtendBase extend)
{
if (!string.IsNullOrEmpty(username) && extend != null)
{
ICacheProvider cacheFactory = CacheFactory.GetCacheInstance(CacheProviderType.LOCALMEMORYCACHE);
if (cacheFactory != null)
{
cacheFactory.Set(username, extend);
}
}
}
/// <summary>
/// 获取用户扩展信息
/// </summary>
/// <param name="username">用户名</param>
/// <returns></returns>
public static UserExtendBase GetUserExtendCache(string username)
{
if (!string.IsNullOrEmpty(username))
{
try
{
UserExtendBase extend = null;
bool rs = userExtendCache.TryGetValue(username, out extend);
return(extend);
}
catch { }
}
return(null);
}
/// <summary>
/// 缓存用户扩展信息
/// </summary>
/// <param name="username">用户名</param>
/// <param name="extend">用户扩展信息</param>
public static void CacheUserExtendInfo(string username, UserExtendBase extend)
{
if (!string.IsNullOrEmpty(username) && extend != null)
{
try
{
if (!userExtendCache.ContainsKey(username))
{
userExtendCache.TryAdd(username, extend);
}
}
catch { }
}
}
/// <summary>
/// 获取当前用户
/// </summary>
/// <param name="context">上下文对象</param>
/// <returns></returns>
public static UserInfo GetCurretnUser(HttpContext context)
{
lock (locker)
{
try
{
if (context == null)
{
return(null);
}
AuthenticateResult result = context.AuthenticateAsync().Result;
if (result == null || result.Principal == null || result.Principal.Claims == null || result.Principal.Claims.Count() == 0)
{
return(null);
}
//取用户基本信息
Claim claim = result.Principal.Claims.Where(x => x.Type == ClaimTypes.UserData).FirstOrDefault();
if (claim != null && !string.IsNullOrEmpty(claim.Value))
{
UserInfo userInfo = JsonHelper.Deserialize <UserInfo>(claim.Value);
if (userInfo != null)
{
UserExtendBase userExtend = GetUserExtendCache(userInfo.UserName);
if (userInfo.UserName != "admin" && userExtend == null)
{
//重新加载用户扩展信息
userExtend = UserExtendEventHandler.GetUserExtendInfo(userInfo);
}
userInfo.ExtendUserObject = userExtend;
try
{
if (string.IsNullOrEmpty(userInfo.ClientIP))
{
userInfo.ClientIP = Globals.GetClientIp(context.Request);
}
}
catch { }
return(userInfo);
}
}
}
catch { }
return(null);
}
}
