/// <summary>
/// Remembers a user's information.
/// </summary>
/// <param name="user">User to remember.</param>
/// <param name="context"><c>HttpContextBase</c> to store the user information.</param>
public void RememberUser(User user, HttpContext context)
{
HttpCookie cookie = new HttpCookie("id", user.Id) { Expires = DateTime.MaxValue, HttpOnly = true };
context.Response.Cookies.Set(cookie);
if (!String.IsNullOrEmpty(user.Name))
{
cookie = new HttpCookie("n", user.Name) { Expires = DateTime.MaxValue, HttpOnly = true };
context.Response.Cookies.Set(cookie);
}
if (!String.IsNullOrEmpty(user.Email))
{
cookie = new HttpCookie("e", user.Email) { Expires = DateTime.MaxValue, HttpOnly = true };
context.Response.Cookies.Set(cookie);
}
if (!String.IsNullOrEmpty(user.Link))
{
cookie = new HttpCookie("l", user.Link) { Expires = DateTime.MaxValue, HttpOnly = true };
context.Response.Cookies.Set(cookie);
}
}
/// <summary>
/// Creates a principaled user from the HTTP context.
/// </summary>
/// <param name="principal"><c>IPrincipal</c> for user.</param>
/// <param name="context"><c>HttpContextBase</c> to populate the user information.</param>
/// <returns>User object.</returns>
private User CreateFromPrincipal(IPrincipal principal, HttpContext context)
{
User user = new User(principal);
HttpCookie cookie;
// Ensure the user has a unique identifier.
if (principal.IsInRole("Authenticated"))
{
user.Id = this.AdminId;
}
else
{
Guid guid;
cookie = context.Request.Cookies["id"];
if (null != cookie)
{
try
{
guid = new Guid(cookie.Value);
}
catch (Exception)
{
guid = Guid.NewGuid();
}
if (null != (cookie = context.Request.Cookies["n"]))
{
user.Name = cookie.Value;
}
if (null != (cookie = context.Request.Cookies["e"]))
{
user.Email = cookie.Value;
}
if (null != (cookie = context.Request.Cookies["l"]))
{
user.Link = cookie.Value;
}
}
else
{
guid = Guid.NewGuid();
}
user.Id = guid.ToString("N");
}
cookie = new HttpCookie("id", user.Id) { Expires = DateTime.MaxValue, HttpOnly = true };
context.Response.Cookies.Set(cookie);
// Set whether this user is the admin user.
if (user.Id == this.AdminId)
{
user.Administrator = true;
}
// Count the number of times this user has visited the site.
cookie = context.Request.Cookies["vc"];
if (cookie != null)
{
int visitCount = 0;
if (Int32.TryParse(cookie.Value, out visitCount))
{
user.Visits = visitCount + 1;
}
}
cookie = new HttpCookie("vc", user.Visits.ToString()) { Expires = DateTime.MaxValue, HttpOnly = true };
context.Response.Cookies.Set(cookie);
// Capture other useful information about the user.
user.IP = context.Request.UserHostAddress;
user.ReferrerUrl = context.Request.UrlReferrer;
user.Url = context.Request.Url;
user.UserAgent = context.Request.UserAgent;
return user;
}