Created
March 22, 2015 16:49
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NHibernate listener assuring that logged in user cannot reach data from other tenants
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public class MultitenantAssuranceListener : IPostLoadEventListener, IPreUpdateEventListener, IPreInsertEventListener, IPreDeleteEventListener | |
{ | |
public void OnPostLoad(PostLoadEvent @event) | |
{ | |
if (@event.Entity is IHaveTenant) | |
{ | |
var tenantId = ((IHaveTenant)@event.Entity).TenantId; | |
if (Scope.CurrentTenant.Id != tenantId) | |
throw new InvalidOperationException("Ilegal data access."); | |
} | |
} | |
public bool OnPreUpdate(PreUpdateEvent @event) | |
{ | |
if (@event.Entity is IHaveTenant) | |
{ | |
var state = @event.OldState ?? @event.State; | |
var tenantId = (Account)state.GetValue(Array.IndexOf(@event.Persister.PropertyNames, "TenantId")); | |
if (Scope.CurrentTenant.Id != tenantId) | |
throw new InvalidOperationException("Ilegal data access."); | |
} | |
return false; | |
} | |
public bool OnPreInsert(PreInsertEvent @event) | |
{ | |
if (@event.Entity is IHaveTenant) | |
{ | |
if (Scope.CurrentTenant.Id != ((IHaveTenant)@event.Enttiy).TenantId) | |
throw new InvalidOperationException("Ilegal data access."); | |
} | |
return false; | |
} | |
public bool OnPreDelete(PreDeleteEvent @event) | |
{ | |
if (@event.Entity is IHaveTenant) | |
{ | |
if (Scope.CurrentTenant.Id != ((IHaveTenant)@event.Enttiy).TenantId) | |
throw new InvalidOperationException("Ilegal data access."); | |
} | |
return false; | |
} | |
} |
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