/// <summary>
/// 从HttpContext中的Request中获取LogOffInfo。如果没有HttpContext，则返回null
/// </summary>
/// <returns></returns>
public static LogOffInfo FromRequest()
{
LogOffInfo result = null;
if (EnvironmentHelper.IsUsingWebConfig)
{
result = FromUrl(HttpContext.Current.Request.Url.ToString());
}
return(result);
}
/// <summary>
/// 从Url中构造LogOffInfo
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public static LogOffInfo FromUrl(string url)
{
LogOffInfo result = new LogOffInfo();
if (url.IsNotEmpty())
{
NameValueCollection urlParams = UriHelper.GetUriParamsCollection(url);
result.SessionID = urlParams.GetValue("asid", true, string.Empty);
result.ApplicationID = urlParams.GetValue("appID", true, string.Empty);
result.ReturnUrl = urlParams.GetValue("ru", true, string.Empty);
result.LogOffAll = urlParams.GetValue("loa", true, true);
result.AutoRedirect = urlParams.GetValue("lar", true, false);
result.CallbackUrl = urlParams.GetValue("lou", true, string.Empty);
result.CascadeLogOffUrl = urlParams.GetValue("clu", true, string.Empty);
result.WindowsIntegrated = urlParams.GetValue("wi", true, false);
result.LastUserID = urlParams.GetValue("lu", true, string.Empty);
}
return(result);
}