public override int SaveChanges(System.Data.Objects.SaveOptions options)
{
//detect changes
if (options.HasFlag(SaveOptions.DetectChangesBeforeSave))
{
this.DetectChanges();
}
if (this.ConetxtUser != null)
{
foreach (var entry in ObjectStateManager.GetObjectStateEntries(System.Data.EntityState.Modified | System.Data.EntityState.Added))
{
System.Reflection.PropertyInfo prop = null;
if (!entry.IsRelationship && entry.Entity != null)
{
prop = entry.Entity.GetType().GetProperty("UpdatedAt");
if (prop != null)
{
prop.SetValue(entry.Entity, DateTime.Now, null);
}
prop = entry.Entity.GetType().GetProperty("UpdatedById") ?? entry.Entity.GetType().GetProperty("UpdatedBy");
if (prop != null)
{
prop.SetValue(entry.Entity, this.ConetxtUser.Id, null);
}
}
}
}
foreach (var entry in ObjectStateManager.GetObjectStateEntries(System.Data.EntityState.Modified | System.Data.EntityState.Added | System.Data.EntityState.Deleted))
{
if (entry.Entity is EmergencyCap)
{
var ec = entry.Entity as EmergencyCap;
foreach (var name in entry.GetModifiedProperties())
{
if (new string[] { "updatedat", "updatedby" }.Contains(name.ToLower()))
{
continue;
}
var h = new History()
{
FieldName = name,
OldValue = string.Concat(new object[] { entry.OriginalValues[name] }),
NewValue = string.Concat(new object[] { entry.CurrentValues[name] }),
UpdatedBy = ec.UpdatedBy,
UpdateDate = ec.UpdatedAt,
ReferenceId = ec.Id,
TableName = entry.EntitySet.Name
};
this.Histories.AddObject(h);
}
}
}
if (this.ConetxtUser != null)
{
//call PropertyChanging event trigger on objects that support it before sending field updates to the db
var clientsUpdating = ObjectStateManager.GetObjectStateEntries(System.Data.EntityState.Modified);
var permissions = CC.Data.Services.PermissionsFactory.GetPermissionsFor(this.ConetxtUser);
foreach (var entry in clientsUpdating)
{
foreach (var propertyName in entry.GetModifiedProperties())
{
var propChangingNotifier = entry.Entity as INotifyPropertySaving;
if (propChangingNotifier != null)
{
ValidationContext validationContext = new ValidationContext(entry, null, new Dictionary <object, object>()
{
{ typeof(User), this.ConetxtUser }
});
try
{
//notifiy an object of a property update will be set to a database
propChangingNotifier.OnPropertySaving(propertyName, permissions);
}
catch (PropertyChangeDeniedException)
{
//the property change is invalid
}
}
}
}
}
try
{
return(base.SaveChanges(options));
}
catch
{
throw;
}
}
