/// <summary>
/// Recreate a SessionManager from state.
/// </summary>
/// <param name="sessionState">SessionState containing details captured from a previous SessionManager or null if no previous SessionManager.</param>
/// <param name="sampleRate">Sample rate to determine likelyhood of a new installation being tracked or not.</param>
/// <returns>Recreated SessionManager.</returns>
public SessionManager(SessionState sessionState, double sampleRate = 100.0)
{
if (sessionState != null)
{
visitor = new Visitor(sessionState.VisitorId, sessionState.FirstVisitAt);
Session = new Session(sessionState.SessionStartedAt, sessionState.SessionNumber, sessionState.SessionHitCount, sessionState.HitId);
Referrer = sessionState.Referrer;
PreviousSessionStartedAt = sessionState.PreviousSessionStartedAt;
lastActivityAt = sessionState.LastActivityAt;
SessionStatus = sessionState.SessionStatus;
VisitorStatus = sessionState.VisitorStatus;
}
else
{
var localStorage = ApplicationData.Current.LocalSettings;
Guid guid = Guid.Empty;
if (localStorage.Values.ContainsKey(guidKey) ) {
guid = (Guid)localStorage.Values[guidKey];
} else {
// Need a better way to get a unique guid
guid = Guid.NewGuid();
localStorage.Values[guidKey] = guid;
}
visitor = new Visitor(guid);
Session = new Session();
PreviousSessionStartedAt = Session.StartedAt;
SessionStatus = SessionStatus.Starting;
var willTrackThisVisitor = ShouldTrackThisNewVisitor(sampleRate);
VisitorStatus = willTrackThisVisitor ? VisitorStatus.Active : VisitorStatus.SampledOut;
if (!willTrackThisVisitor)
Debug.WriteLine("Will not track this visitor. Sampling rate of {0} excluded them", sampleRate);
}
}
public void UrchinTracker_CreateCookieSubstituteParameter()
{
var @event = new EventActivity("action", "catgory", "label", 123, true);
var sessionState = new SessionState
{
SessionNumber = 5,
VisitorId = new Guid("FFFCCBCB-9A87-4987-BD20-CE7C81F96CD2"),
FirstVisitAt = new DateTimeOffset(2012, 10, 10, 13, 14, 15, TimeSpan.Zero),
PreviousSessionStartedAt = new DateTimeOffset(2012, 12, 10, 13, 14, 15, TimeSpan.Zero),
SessionStartedAt = new DateTimeOffset(2012, 12, 14, 13, 14, 15, TimeSpan.Zero),
};
var sessionManager = new SessionManager(TimeSpan.FromMinutes(5), sessionState);
var cookieSubstitute = UrchinTracker.CreateCookieSubstituteParameter(sessionManager, 1);
Assert.AreEqual("__utma=1.1159017511.1349874855.1355145255.1355490855.5;", cookieSubstitute);
}
/// <summary>
/// Recreate a SessionManager from state.
/// </summary>
/// <param name="timeout">How long before a session will expire if no activity is seen.</param>
/// <param name="sessionState">SessionState containing details captured from a previous SessionManager.</param>
/// <returns>Recreated SessionManager.</returns>
public SessionManager(TimeSpan timeout, SessionState sessionState)
{
this.timeout = timeout;
if (sessionState != null)
{
visitor = new Visitor(sessionState.VisitorId, sessionState.FirstVisitAt);
Session = new Session(sessionState.SessionStartedAt, sessionState.SessionNumber, sessionState.SessionHitCount, sessionState.HitId);
Referrer = sessionState.Referrer;
PreviousSessionStartedAt = sessionState.PreviousSessionStartedAt;
lastActivityAt = sessionState.LastActivityAt;
}
else
{
visitor = new Visitor();
Session = new Session();
PreviousSessionStartedAt = Session.StartedAt;
}
}
/// <summary>
/// Recreate a SessionManager from state.
/// </summary>
/// <param name="sessionState">SessionState containing details captured from a previous SessionManager or null if no previous SessionManager.</param>
/// <param name="sampleRate">Sample rate to determine likelyhood of a new installation being tracked or not.</param>
/// <returns>Recreated SessionManager.</returns>
public SessionManager(SessionState sessionState, double sampleRate = 100.0)
{
if (sessionState != null)
{
visitor = new Visitor(sessionState.VisitorId);
Referrer = sessionState.Referrer;
lastActivityAt = sessionState.LastActivityAt;
SessionStatus = sessionState.SessionStatus;
VisitorStatus = sessionState.VisitorStatus;
}
else
{
visitor = new Visitor();
SessionStatus = SessionStatus.Starting;
var willTrackThisVisitor = ShouldTrackThisNewVisitor(sampleRate);
VisitorStatus = willTrackThisVisitor ? VisitorStatus.Active : VisitorStatus.SampledOut;
if (!willTrackThisVisitor)
Debug.WriteLine("Will not track this visitor. Sampling rate of {0} excluded them", sampleRate);
}
}
/// <summary>
/// Save the session state to preserve state between application launches.
/// </summary>
/// <returns>Task that completes when the session state has been saved.</returns>
private static async Task SaveSessionState(SessionState sessionState)
{
await LocalFolderContractSerializer<SessionState>.SaveAsync(sessionState, SessionStateFileName);
}
/// <summary>
/// Save the session state to preserve state between application launches.
/// </summary>
/// <returns>Task that completes when the session state has been saved.</returns>
private static async Task SaveSessionState(SessionState sessionState)
{
await AppDataContractSerializer.Save(sessionState, SessionStateFileName);
}
public TimeoutSessionManager(SessionState sessionState, TimeSpan timeout)
: base(sessionState)
{
this.timeout = timeout;
}
