public static async Task LogoutAsync(string sessionToken)
{
await Authorization.CheckAuthorizationAsync(sessionToken, MethodBase.GetCurrentMethod(), AccessType.Query).ConfigureAwait(false);
try
{
using var sessionCtrl = new Controllers.Persistence.Account.LoginSessionController(Factory.CreateContext())
{
SessionToken = Authorization.SystemAuthorizationToken
};
var session = await sessionCtrl.ExecuteFirstOrDefaultAsync(e => e.SessionToken.Equals(sessionToken))
.ConfigureAwait(false);
if (session != null &&
session.IsActive)
{
session.LogoutTime = DateTime.Now;
await sessionCtrl.UpdateAsync(session).ConfigureAwait(false);
await sessionCtrl.SaveChangesAsync().ConfigureAwait(false);
}
var querySession = LoginSessions.SingleOrDefault(ls => ls.SessionToken.Equals(sessionToken));
if (querySession != null)
{
querySession.LogoutTime = session?.LogoutTime;
}
}
catch (AuthorizationException ex)
{
System.Diagnostics.Debug.WriteLine($"Error in {MethodBase.GetCurrentMethod().Name}: {ex.Message}");
}
}
internal static async Task <LoginSession> QueryAliveSessionAsync(string email, string password)
{
email.CheckArgument(nameof(email));
password.CheckArgument(nameof(password));
var result = LoginSessions.FirstOrDefault(e => e.IsActive &&
e.Email.Equals(email, StringComparison.CurrentCultureIgnoreCase));
if (result == null)
{
using var identityCtrl = new Controllers.Persistence.Account.IdentityController(Factory.CreateContext())
{
SessionToken = Authorization.SystemAuthorizationToken,
};
var identity = await identityCtrl.ExecuteFirstOrDefaultAsync(e => e.State == Contracts.Modules.Common.State.Active &&
e.AccessFailedCount < 4 &&
e.Email.ToLower() == email.ToLower())
.ConfigureAwait(false);
if (identity != null &&
VerifyPasswordHash(password, identity.PasswordHash, identity.PasswordSalt))
{
using var sessionCtrl = new Controllers.Persistence.Account.LoginSessionController(identityCtrl);
var session = await sessionCtrl.ExecuteFirstOrDefaultAsync(e => e.LogoutTime == null &&
e.IdentityId == identity.Id)
.ConfigureAwait(false);
if (session != null &&
session.IsActive)
{
session.Identity = identity;
session.Roles.AddRange(await QueryIdentityRolesAsync(sessionCtrl, identity.Id).ConfigureAwait(false));
session.JsonWebToken = JsonWebToken.GenerateToken(new Claim[]
{
new Claim(ClaimTypes.Email, identity.Email),
new Claim(ClaimTypes.System, nameof(QnSProjectAward)),
}.Union(session.Roles.Select(e => new Claim(ClaimTypes.Role, e.Designation))));
result = new LoginSession();
result.CopyProperties(session);
LoginSessions.Add(session);
}
}
}
return(result);
}
internal static async Task <LoginSession> QueryAliveSessionAsync(string sessionToken)
{
LoginSession result = LoginSessions.FirstOrDefault(ls => ls.IsActive &&
ls.SessionToken.Equals(sessionToken));
if (result == null)
{
using var sessionCtrl = new Controllers.Persistence.Account.LoginSessionController(Factory.CreateContext())
{
SessionToken = Authorization.SystemAuthorizationToken
};
var session = await sessionCtrl.ExecuteFirstOrDefaultAsync(e => e.SessionToken.Equals(sessionToken))
.ConfigureAwait(false);
if (session != null && session.IsActive)
{
using var identityCtrl = new Controllers.Persistence.Account.IdentityController(sessionCtrl);
var identity = await identityCtrl.ExecuteFirstOrDefaultAsync(e => e.Id == session.IdentityId)
.ConfigureAwait(false);
if (identity != null)
{
session.Name = identity.Name;
session.Email = identity.Email;
session.Roles.AddRange(await QueryIdentityRolesAsync(sessionCtrl, identity.Id).ConfigureAwait(false));
session.JsonWebToken = JsonWebToken.GenerateToken(new Claim[]
{
new Claim(ClaimTypes.Email, identity.Email),
new Claim(ClaimTypes.System, nameof(QnSProjectAward)),
}.Union(session.Roles.Select(e => new Claim(ClaimTypes.Role, e.Designation))));
result = new LoginSession();
result.CopyProperties(session);
LoginSessions.Add(session);
}
}
}
return(result);
}
private static Task UpdateSessionAysnc()
{
return(Task.Run(async() =>
{
while (true)
{
try
{
using var sessionCtrl = new Controllers.Persistence.Account.LoginSessionController(Factory.CreateContext())
{
SessionToken = Authorization.SystemAuthorizationToken,
};
bool saveChanges = false;
var dbSessions = await sessionCtrl.QueryOpenLoginSessionsAsync()
.ConfigureAwait(false);
var uncheckSessions = LoginSessions.Where(i => dbSessions.Any() == false ||
dbSessions.Any(e => e.Id != i.Id));
foreach (var dbItem in dbSessions)
{
var itemUpdate = false;
var memItemRemove = false;
var memItem = LoginSessions.FirstOrDefault(e => e.Id == dbItem.Id);
if (memItem != null && memItem.HasChanged)
{
itemUpdate = true;
memItem.HasChanged = false;
dbItem.LastAccess = memItem.LastAccess;
}
if (dbItem.IsTimeout)
{
itemUpdate = true;
if (memItem != null)
{
memItemRemove = true;
}
if (dbItem.LogoutTime.HasValue == false)
{
dbItem.LogoutTime = DateTime.Now;
}
}
if (itemUpdate)
{
saveChanges = true;
await sessionCtrl.ExecuteUpdateAsync(dbItem).ConfigureAwait(false);
}
if (memItemRemove)
{
LoginSessions.Remove(memItem);
}
}
if (saveChanges)
{
await sessionCtrl.SaveChangesAsync().ConfigureAwait(false);
}
foreach (var memItem in uncheckSessions)
{
var dbItem = await sessionCtrl.ExecuteFirstOrDefaultAsync(e => e.Id == memItem.Id)
.ConfigureAwait(false);
if (dbItem != null)
{
memItem.LastAccess = dbItem.LastAccess;
memItem.LogoutTime = dbItem.LogoutTime;
}
}
}
catch (System.Exception ex)
{
System.Diagnostics.Debug.WriteLine($"Error in {MethodBase.GetCurrentMethod().Name}: {ex.Message}");
}
LastLoginUpdate = DateTime.Now;
await Task.Delay(UpdateDelay).ConfigureAwait(false);
}
}));
}
