public SysIdentity GetCurrentSysIdentity()
{
SysIdentity sysIdentity = WebHelper.GetSysIdentity(HttpContext.Current.User);
string gwpasscode = HttpContext.Current.Request[GW_PASSCODE];
if (sysIdentity == null && !String.IsNullOrEmpty(gwpasscode))
{
if (this.GetUserSessionState(gwpasscode) == UserSessionState.Valid)
{
UserInfo ui = GetUserInfo(gwpasscode);
SetAuthenticationTicket(gwpasscode, ui.LoginName);
sysIdentity = new SysIdentity(gwpasscode);
sysIdentity.UserInfo = ui;
SysPrincipal sp = new SysPrincipal(sysIdentity);
HttpContext.Current.User = sp;
}
}
if (sysIdentity != null && !String.IsNullOrEmpty(sysIdentity.UserSID))
{
if (sysIdentity.UserInfo == null)
{
sysIdentity.UserInfo = GetUserInfo(sysIdentity.UserSID);
}
}
return(sysIdentity);
}
/// <summary>
/// 获取登陆标识信息
/// </summary>
public static void AcquireRequestIdentity()
{
IPrincipal user = HttpContext.Current.User;
string requestPath = HttpContext.Current.Request.FilePath.ToLower();
// 只有aspx页面才需要验证
if (!(requestPath.EndsWith("aspx") || requestPath.EndsWith("ashx")))
{
return;
}
// 用户认证
if (user != null && user.Identity.IsAuthenticated && user.Identity.AuthenticationType == "Forms")
{
FormsIdentity formIdentity = user.Identity as FormsIdentity;
string sid = formIdentity.Ticket.UserData;
if (!String.IsNullOrEmpty(sid))
{
SysIdentity si = new SysIdentity(sid);
SysPrincipal sp = new SysPrincipal(si);
HttpContext.Current.User = sp;
}
}
}
/// <summary>
/// 设置认证令牌
/// </summary>
/// <param name="sessionId"></param>
/// <param name="loginName"></param>
private void SetAuthenticationTicket(string sessionId, string loginName)
{
SysIdentity si = null;
SysPrincipal sp = null;
// 判断返回的是否用户状态
HttpCookie authCookie = FormsAuthentication.GetAuthCookie(loginName, true);
authCookie.Expires.AddYears(99); // 永不过期
FormsAuthenticationTicket ticket = FormsAuthentication.Decrypt(authCookie.Value);
FormsAuthenticationTicket newTicket = new FormsAuthenticationTicket(
ticket.Version, ticket.Name, ticket.IssueDate,
ticket.Expiration, ticket.IsPersistent, sessionId);
authCookie.Value = FormsAuthentication.Encrypt(newTicket);
HttpContext.Current.Response.Cookies.Add(authCookie);
}
