/// <summary>
/// Allows derived classes to construct an instance of themselves given
/// an instance of the base class.
/// </summary>
///
/// <param name="personInfo">
/// Information about the person for constructing the instance.
/// </param>
///
internal PersonInfo(PersonInfo personInfo)
{
_connection = personInfo._connection;
_personId = personInfo._personId;
_name = personInfo._name;
_selectedRecordId = personInfo._selectedRecordId;
}
public HVPrincipal(MembershipUser aspUser, PersonInfo pi, string authtoken)
{
// null checking
if (aspUser == null)
throw new ArgumentNullException("aspUser cannot be null");
//create the identity
Identity = new GenericIdentity(aspUser.UserName);
//save some values for easy retrieving from Database
Name = pi.Name;
PersonId = pi.PersonId;
UserName = pi.PersonId.ToString();
UserId = pi.PersonId;
AuthToken = authtoken;
}
public HVPrincipal(MembershipUser aspUser, PersonInfo pi, string authtoken)
{
// null checking
if (aspUser == null)
throw new ArgumentNullException("aspUser cannot be null");
//create the identity
Identity = new GenericIdentity(aspUser.UserName);
//save some values for easy retrieving from Database
Name = pi.Name;
PersonId = pi.PersonId;
UserName = pi.PersonId.ToString();
UserId = pi.PersonId;
AuthToken = authtoken;
if (pi.SelectedRecord == null)
RecordId = pi.AuthorizedRecords.FirstOrDefault().Value.Id;
else
RecordId = pi.SelectedRecord.Id;
}
private static string PersonInfoAsCookie(PersonInfo personInfo)
{
return PersonInfoAsCookie(personInfo, true);
}
/// <summary>
/// Stores the specified person's information in the cookie.
/// </summary>
///
/// <param name="personInfo">
/// The authenticated person's information.
/// </param>
///
/// <param name="existingCookie">
/// The existing cooke containing the person's information. The expiration date of this
/// cookie will be used as the expiration date of the returned cookie.
/// </param>
///
/// <returns>
/// A cookie containing the person's information.
/// </returns>
///
/// <remarks>
/// If <paramref name="personInfo"/> is null, the returned cookie will have an
/// expiration date in the past, and adding it to a response would result in the cookie
/// being cleared.
/// </remarks>
///
public static HttpCookie SavePersonInfoToCookie(
PersonInfo personInfo,
HttpCookie existingCookie)
{
return SavePersonInfoToCookie(personInfo, existingCookie, -1);
}
/// <summary>
/// Stores the specified person's information in the cookie.
/// </summary>
///
/// <param name="personInfo">
/// The authenticated person's information.
/// </param>
///
/// <returns>
/// A cookie containing the person's information.
/// </returns>
///
/// <remarks>
/// If <paramref name="personInfo"/> is null, the returned cookie will have an
/// expiration date in the past, and adding it to a response would result in the cookie
/// being cleared.
/// </remarks>
///
public static HttpCookie SavePersonInfoToCookie(PersonInfo personInfo)
{
return SavePersonInfoToCookie(personInfo, null, -1);
}
public static void OnlineSyncUser(ProfileModel profile, PersonInfo info, bool partialSync)
{
string syncType = "partial";
DateTime? lastSyncTime = profile.UserCtx.hv_last_sync_time;
DateTime timeStamp = DateTime.Now;
// reset lastsynctime if this is a full sync
if (!lastSyncTime.HasValue || !partialSync)
{
WlkMiTracer.Instance.Log("HVSync.cs:OnlineSyncUser", WlkMiEvent.UserSync,
WlkMiCat.Info, string.Format("Full syncing for User: {0}",
profile.UserCtx.user_id));
lastSyncTime = null;
}
// Retrieve the latest info from HealthVault
HealthRecordItemCollection items =
GetHVItemsOnline(info, lastSyncTime);
if (items != null && items.Count > 0)
{
foreach (HealthRecordItem item in items)
{
// Do the distinct per item work
ProcessStepsHealthItem(item, profile);
}
}
//only update the last sync time if we are able to download items
if (items != null)
{
//set last sync time
profile.UserCtx.hv_last_sync_time = timeStamp;
profile.Save();
}
// Clear the WlkMi data cache if the last sync is null or this is a full sync
if (!lastSyncTime.HasValue || !partialSync)
{
WlkMiTracer.Instance.Log("HVSync.cs:OnlineSyncUser", WlkMiEvent.UserSync,
WlkMiCat.Info, string.Format("Full sync deleting information for User: {0}",
profile.UserCtx.user_id));
lastSyncTime = null;
WalkLogModel.ClearUserCache(profile);
syncType = "full";
}
//Processtotals for this user
WalkLogModel.ProcessTotals(profile.UserCtx.user_id);
WlkMiTracer.Instance.Log("HVSync:OnlineSyncUser", WlkMiEvent.UserSync,
WlkMiCat.Info, string.Format("Completed Online {1} Sync of User: {0}",
profile.UserCtx.user_id.ToString(), syncType));
}
private void CreateAuthCookie(PersonInfo personInfo, MembershipUser user, string authToken)
{
// Create a new principal and serialize it
var hvPrincipal = new HVPrincipal(user, personInfo, authToken);
var userData = new JavaScriptSerializer().Serialize(hvPrincipal);
// create an auth ticket
var authTicket = new FormsAuthenticationTicket(1,
personInfo.PersonId.ToString(),
DateTime.Now,
DateTime.Now.AddHours(2),
false,
userData);
// add the ticket to the cookies
Response.Cookies.Add(new HttpCookie(FormsAuthentication.FormsCookieName, FormsAuthentication.Encrypt(authTicket)));
}
private static void SavePersonInfoToCookie(
HttpContext context,
PersonInfo personInfo,
bool clearIfNull,
int cookieTimeout)
{
if (personInfo != null || clearIfNull)
{
if (HealthWebApplicationConfiguration.Current.UseAspSession)
{
if (personInfo == null)
{
context.Session.Remove(HealthWebApplicationConfiguration.Current.CookieName);
}
else
{
context.Session[HealthWebApplicationConfiguration.Current.CookieName]
= PersonInfoAsCookie(personInfo);
}
}
else
{
HttpCookie existingCookie =
context.Request.Cookies[
HealthWebApplicationConfiguration.Current.CookieName];
HttpCookie cookie =
SavePersonInfoToCookie(personInfo, existingCookie, cookieTimeout);
context.Response.Cookies.Remove(
HealthWebApplicationConfiguration.Current.CookieName);
context.Response.Cookies.Add(cookie);
}
}
}
/// <summary>
/// Initializes the user data for the page.
/// </summary>
///
/// <param name="logOnRequired">
/// If true and the user hasn't already logged in to HealthVault,
/// the page will automatically redirect to the HealthVault logon page
/// and then return to this page with the auth-token.
/// </param>
///
/// <remarks>
/// The base implementation of OnPreLoad will automatically call this
/// method with the value specified in the <see cref="LogOnRequired"/>
/// property. This method should only be called explicitly if there
/// is a need to initialize the user data again after the page has
/// been loaded.
/// </remarks>
///
protected void InitializeUserData(bool logOnRequired)
{
_personInfo =
WebApplicationUtilities.PageOnPreLoad(
Context,
logOnRequired,
IsMra,
ApplicationId);
}
/// <summary>
/// Cleans the application's session of HealthVault information and
/// then repopulates it using the specified authentication token.
/// </summary>
///
/// <param name="authToken">
/// The authentication to use to populate the session with HealthVault
/// information.
/// </param>
///
/// <exception cref="HealthServiceException">
/// If HealthVault returns an error when getting information
/// about the person in the <paramref name="authToken"/>.
/// </exception>
///
public void RefreshAndPersist(string authToken)
{
_personInfo =
WebApplicationUtilities.RefreshAndSavePersonInfoToCookie(Context, authToken);
}
public void RefreshAndPersist()
{
_personInfo =
WebApplicationUtilities.RefreshAndSavePersonInfoToCookie(Context, _personInfo);
}
/// <summary>
/// Creates a new instance of the PersonInfo class using
/// the specified XML.
/// </summary>
///
/// <param name="connection">
/// An <see cref="ApplicationConnection"/> for the current user. The
/// connection can be optionally supplied, but it is overwritten if
/// the connection information is in the XML.
/// </param>
///
/// <param name="navigator">
/// The XML containing the person information.
/// </param>
///
/// <returns>
/// A new instance of <see cref="PersonInfo"/> populated with the
/// person information.
/// </returns>
///
/// <exception cref="ArgumentNullException">
/// The <paramref name="navigator"/> parameter is <b>null</b> or
/// <paramref name="connection"/> is <b>null</b> and the XML does not
/// contain the connection information.
/// </exception>
///
internal static PersonInfo CreateFromXmlExcludeUrl(
ApplicationConnection connection,
XPathNavigator navigator)
{
Validator.ThrowIfNavigatorNull(navigator);
PersonInfo personInfo = new PersonInfo(connection);
personInfo.ParseXmlExcludeUrl(navigator);
return personInfo;
}
/// <summary>
/// Create a new step to HealthVault
/// </summary>
public static bool SaveStepsToHV(PersonInfo info, DateTime dateRecorded,
long steps, ProfileModel profile)
{
ApproximateDateTime hvDate = new ApproximateDateTime(
new ApproximateDate(dateRecorded.Year, dateRecorded.Month, dateRecorded.Day),
new ApproximateTime(
dateRecorded.Hour, dateRecorded.Minute, dateRecorded.Second));
Exercise newData = new Exercise(hvDate,
new CodableValue("walk", new CodedValue("walk", "aerobic-activities")));
newData.Details.Add(ExerciseDetail.Steps_count,
new ExerciseDetail(new CodedValue(ExerciseDetail.Steps_count, "exercise-detail-names"),
new StructuredMeasurement(
(double)steps,
new CodableValue("Count", new CodedValue("Count", "exercise-units")))));
if (profile.UserCtx.user_stride > 0)
{
double? distance = DataConversion.GetDistanceFromSteps(profile.UserCtx.user_stride,
steps);
if (distance.HasValue && distance.Value > 0)
{
newData.Distance = new Length(DataConversion.ConvertMilesToMeters(distance.Value));
}
if (profile.UserCtx.user_weight > 0)
{
newData.Details.Add(ExerciseDetail.CaloriesBurned_calories,
new ExerciseDetail(new CodedValue(ExerciseDetail.CaloriesBurned_calories, "exercise-detail-names"),
new StructuredMeasurement(
DataConversion.GetEnergyFromSteps(profile.UserCtx.user_stride,
profile.UserCtx.user_weight, (int)steps).Value,
new CodableValue("Calories", new CodedValue("Calories", "exercise-units")))
));
}
}
info.SelectedRecord.NewItem(newData);
return true; //Success
}
/// <summary>
/// Create a new miles to HealthVault
/// </summary>
public static bool SaveMilesToHV(PersonInfo info, DateTime dateRecorded,
double distance, ProfileModel profile)
{
ApproximateDateTime hvDate = new ApproximateDateTime(
new ApproximateDate(dateRecorded.Year, dateRecorded.Month, dateRecorded.Day),
new ApproximateTime(
dateRecorded.Hour, dateRecorded.Minute, dateRecorded.Second));
Exercise newData = new Exercise((ApproximateDateTime)hvDate,
new CodableValue("walk", new CodedValue("walk", "aerobic-activities")));
DisplayValue hvDisplay = new DisplayValue(distance, "Miles");
//convert miles into meters
if (distance > 0)
{
newData.Distance = new Length(DataConversion.ConvertMilesToMeters(distance),
hvDisplay);
}
if (profile.UserCtx.user_stride > 0)
newData.Details.Add(ExerciseDetail.Steps_count,
new ExerciseDetail(new CodedValue(ExerciseDetail.Steps_count, "exercise-detail-names"),
new StructuredMeasurement(
DataConversion.GetStepsFromDistanceAndStride(distance, profile.UserCtx.user_stride),
new CodableValue("Count", new CodedValue("Count", "exercise-units")))));
if (profile.UserCtx.user_weight > 0)
newData.Details.Add(ExerciseDetail.CaloriesBurned_calories,
new ExerciseDetail(new CodedValue(ExerciseDetail.CaloriesBurned_calories, "exercise-detail-names"),
new StructuredMeasurement(
DataConversion.GetEnergyFromDistanceAndWeightNotNullable(distance, profile.UserCtx.user_weight),
new CodableValue("Calories", new CodedValue("Calories", "exercise-units")))
));
info.SelectedRecord.NewItem(newData);
return true; //Success
}
private static string PersonInfoAsCookie(PersonInfo personInfo, bool keepSizeUnderLimit)
{
string cookie = PersonInfoAsCookie(personInfo, PersonInfo.CookieOptions.Default);
if (cookie.Length <= CookieMaxSize || !keepSizeUnderLimit)
{
return cookie;
}
// The cookie is too big to fit. Try it without app settings...
cookie = PersonInfoAsCookie(personInfo, PersonInfo.CookieOptions.MinimizeApplicationSettings);
if (cookie.Length <= CookieMaxSize)
{
return cookie;
}
// That didn't help. Try it with minimal records...
cookie = PersonInfoAsCookie(personInfo, PersonInfo.CookieOptions.MinimizeRecords);
if (cookie.Length <= CookieMaxSize)
{
return cookie;
}
// Reduce both...
cookie = PersonInfoAsCookie(
personInfo,
PersonInfo.CookieOptions.MinimizeApplicationSettings |
PersonInfo.CookieOptions.MinimizeRecords);
return cookie;
}
private static string PersonInfoAsCookie(PersonInfo personInfo, PersonInfo.CookieOptions cookieOptions)
{
string personInfoXml = personInfo.GetXmlForCookie(cookieOptions);
int version = GetMarshalCookieVersion();
switch (version)
{
case 1:
return "1:" + MarshalCookieVersion1(personInfoXml);
case 2:
return "2:" + MarshalCookieVersion2(personInfoXml);
default:
throw new ArgumentException(
ResourceRetriever.FormatResourceString(
"UnknownCookieVersion",
version));
}
}
/// <summary>
/// Handles the PreLoad event for the page.
/// </summary>
///
/// <param name="e">
/// Event arguments for the event.
/// </param>
///
/// <remarks>
/// The base implementation calls <see cref="WebApplicationUtilities.PageOnPreLoad(HttpContext,bool)"/>
/// and then calls the
/// <see cref='System.Web.UI.Page.OnPreLoad(EventArgs)'/>.
///
/// If a derived class overrides this method, it must call the base
/// implementation so that the user data gets initialized.
/// </remarks>
///
protected override void OnPreLoad(EventArgs e)
{
_personInfo =
WebApplicationUtilities.PageOnPreLoad(
Context,
LogOnRequired,
IsMra,
ApplicationId);
base.OnPreLoad(e);
}
private static HttpCookie SavePersonInfoToCookie(
PersonInfo personInfo,
HttpCookie existingCookie,
int cookieTimeout)
{
HttpCookie cookie =
new HttpCookie(HealthWebApplicationConfiguration.Current.CookieName);
cookie.HttpOnly = true;
cookie.Secure = HealthWebApplicationConfiguration.Current.UseSslForSecurity;
if (personInfo == null)
{
cookie.Expires = DateTime.Now.AddDays(-1);
}
else
{
if (cookieTimeout > 0)
{
// If a greater than zero cookie timeout is in the
// query, then it means the user wishes the
// persist their auth token. Use this value.
cookieTimeout = Math.Min(
cookieTimeout,
HealthWebApplicationConfiguration.Current.MaxCookieTimeoutMinutes);
// Save the absolute expiration in the cookie. This
// is when the auth token itself expires.
// Therefore, we do not want this to be a sliding
// expiration. We want the cookie expiration to
// match the auth token expiration. Whenever the
// cookie is re-written, we need to preserve the
// expiration date of that cookie.
cookie.Expires =
DateTime.Now.AddMinutes(cookieTimeout);
cookie[WcTokenExpiration] =
cookie.Expires.ToUniversalTime().ToString();
}
else if (existingCookie != null)
{
// If we do not have an explicit cookie timeout to
// set but have an existing cookie, then we want
// to preserve the expiration on the new cookie.
string expirationString =
existingCookie[WcTokenExpiration];
// If the expiration was not set in the existing
// cookie, then it is a session cookie. Do not
// overwrite the expiration on it.
if (!String.IsNullOrEmpty(expirationString))
{
DateTime expiration;
if (!DateTime.TryParse(expirationString, out expiration))
{
// Somehow the expiration cookie value
// failed to parse. Set it to the
// web.config timeout value.
cookieTimeout =
HealthWebApplicationConfiguration.Current.CookieTimeoutMinutes;
if (cookieTimeout > 0)
{
cookie.Expires =
DateTime.Now.AddMinutes(cookieTimeout);
cookie[WcTokenExpiration] =
cookie.Expires.ToUniversalTime().ToString();
}
}
else
{
cookie.Expires = expiration.ToLocalTime();
cookie[WcTokenExpiration] =
cookie.Expires.ToUniversalTime().ToString();
}
}
}
else
{
// We do not have an explicit cookie timeout to
// set and no exiting cookie. Set the cookie
// timeout to the one in web.config.
cookieTimeout =
HealthWebApplicationConfiguration.Current.CookieTimeoutMinutes;
if (cookieTimeout > 0)
{
// We only set the expiration if it is not a
// session cookie.
// NOTE: We do not write the expiration date
// out to the cookie to preserve existing
// behavior.
cookie.Expires = DateTime.Now.AddMinutes(cookieTimeout);
}
}
cookie[WcTokenPersonInfo]
= PersonInfoAsCookie(personInfo);
}
if (!String.IsNullOrEmpty(HealthWebApplicationConfiguration.Current.CookieDomain))
{
cookie.Domain = HealthWebApplicationConfiguration.Current.CookieDomain;
}
if (!String.IsNullOrEmpty(HealthWebApplicationConfiguration.Current.CookiePath))
{
cookie.Path = HealthWebApplicationConfiguration.Current.CookiePath;
}
return cookie;
}
/// <summary>
/// Cleans the application's session of HealthVault information and
/// then repopulates it.
/// </summary>
///
/// <param name="context">
/// The current request context.
/// </param>
///
/// <param name="personInfo">
/// The information about the authenticated person that needs refreshing.
/// </param>
///
/// <exception cref="InvalidOperationException">
/// If a person isn't logged on when this is called.
/// </exception>
///
/// <remarks>
/// This method should be called anytime an action occurs that will affect the
/// <see cref="PersonInfo"/> object for the authenticated person. This includes changing
/// the person's authorization for the application or changing the selected record.
/// </remarks>
///
public static PersonInfo RefreshAndSavePersonInfoToCookie(
HttpContext context,
PersonInfo personInfo)
{
Validator.ThrowInvalidIfNull(personInfo, "PersonNotLoggedIn");
personInfo = HealthVaultPlatform.GetPersonInfo(personInfo.ApplicationConnection);
SavePersonInfoToCookie(context, personInfo);
return personInfo;
}
/// <summary>
/// Stores the specified person's information in the cookie.
/// </summary>
///
/// <param name="context">
/// The current request context.
/// </param>
///
/// <param name="personInfo">
/// The authenticated person's information.
/// </param>
///
/// <remarks>
/// If <paramref name="personInfo"/> is null, this call will not clear the cookie.
/// </remarks>
///
public static void SavePersonInfoToCookie(HttpContext context, PersonInfo personInfo)
{
SavePersonInfoToCookie(context, personInfo, false);
}
/// <summary>
/// Stores the specified person's information in the cookie.
/// </summary>
///
/// <param name="context">
/// The current request context.
/// </param>
///
/// <param name="personInfo">
/// The person's information to store. If null and <paramref name="clearIfNull"/> is true,
/// the cookie will be cleared and the person will be logged off from HealthVault.
/// </param>
///
/// <param name="clearIfNull">
/// If true and <paramref name="personInfo"/> is null, the cookie will be cleared and the
/// person will be logged off from HealthVault.
/// </param>
///
public static void SavePersonInfoToCookie(
HttpContext context,
PersonInfo personInfo,
bool clearIfNull)
{
SavePersonInfoToCookie(context, personInfo, clearIfNull, -1);
}
private void SaveUser(PersonInfo personInfo, string token)
{
// create a new context
var context = new HVDbContext();
// check if the user already exists
var user = (from t in context.HealthVaultUsers
where t.PersonId.Equals(personInfo.PersonId)
select t).FirstOrDefault();
if (user == null)
{
// add user to collection
context.HealthVaultUsers.Add(new HealthVaultUser()
{
HealthRecordState = personInfo.SelectedRecord.State.ToString(),
Name = personInfo.SelectedRecord.Name,
PersonId = personInfo.PersonId,
RecordId = personInfo.SelectedRecord.Id,
WCToken = token,
PersonInfoObject = personInfo.GetXml()
});
}
else
{
// update the user
user.HealthRecordState = personInfo.SelectedRecord.State.ToString();
user.Name = personInfo.SelectedRecord.Name;
user.PersonId = personInfo.PersonId;
user.RecordId = personInfo.SelectedRecord.Id;
user.WCToken = token;
user.PersonInfoObject = personInfo.GetXml();
}
// save the record
context.SaveChanges();
}
public static HealthRecordItemCollection GetHVItemsOnline(PersonInfo info, DateTime? lastSync)
{
HealthRecordSearcher searcher = info.SelectedRecord.CreateSearcher();
HealthRecordFilter filter = new HealthRecordFilter(Exercise.TypeId,
AerobicSession.TypeId);
if (lastSync.HasValue)
filter.UpdatedDateMin = (DateTime)lastSync;
// TODO: Add filter so that we get only items with steps
searcher.Filters.Add(filter);
HealthRecordItemCollection items = searcher.GetMatchingItems()[0];
return items;
}
