// deauthenticates the user given by the input session
public void Deauthenticate(ref UserSession session)
{
// gets the sessions authenticated id (possibly null)
var authenticatedId = session?.Identity().AuthenticatedId;
if (authenticatedId == null) return;
// deauthenticates the current user
var userId = new UserIdentity(authenticatedId.GetValueOrDefault(), "");
session = new UserSession(userId, false);
}
// confirms write access to data related to the user id contained in the session
public bool ConfirmWriteAccess(UserSession session)
{
if (session == null || session.Authenticated() == false) return false;
// returns false if user could not be authenticated based on the input
using (var db = new SmartPoolContext())
{
// queries the database for users matching input session
var userQuery = from users in db.UserSet
where
users.Id == session.Identity().AuthenticatedId &&
users.Password == session.Identity().Password
select users.Id;
// returns true if the input was matched by the query
return userQuery.Any();
}
}
// confirms read access to data related to the user id contained in the session
public bool ConfirmReadAccess(UserSession session)
{
return session.Authenticated();
}
// nullifies the input session
public void Nullify(ref UserSession session)
{
session = null;
}