/// <summary>
/// 注销
/// </summary>
public static void Logout()
{
if (HttpContext.Current.User == null || !HttpContext.Current.User.Identity.IsAuthenticated)
{
throw new InvalidOperationException("Logout 操作必须授权");
}
var token = (HttpContext.Current.User.Identity as UserIdentity).Token;
HttpCacheManager.RemoveCache(token);
HttpContext.Current.User = null;
}
/// <summary>
/// 设置安全主体
/// </summary>
/// <param name="identity"></param>
internal static void SetPrincipal(UserIdentity identity)
{
var principal = new UserPrincipal(identity);
HttpContext.Current.User = principal;
if (identity.Expired == 0)
{
HttpCacheManager.SetCache(identity.Token, identity);
}
else
{
HttpCacheManager.SetCache(identity.Token, identity, identity.Expired);
}
}
/// <summary>
/// 是有效的令牌
/// </summary>
/// <returns></returns>
internal static bool IsValidToken(string token)
{
try
{
if (null == token)
{
return(false);
}
var identity = HttpCacheManager.GetCache <UserIdentity>(token);
return(null != identity);
}
catch
{
return(false);
}
}
/// <summary>
/// 取用户令牌对应的用户标识
/// </summary>
/// <param name="token"></param>
/// <returns></returns>
internal static UserIdentity GetIdentity(string token)
{
var identity = HttpCacheManager.GetCache <UserIdentity>(token);
return(identity);
}