private ExtractionConfiguration ShallowClone()
{
var clone = new ExtractionConfiguration(DataExportRepository, Project);
CopyShallowValuesTo(clone);
clone.Name = "Clone of " + Name;
clone.SaveToDatabase();
return(clone);
}
/// <summary>
/// Creates a complete copy of the <see cref="IExtractionConfiguration"/>, all selected datasets, filters etc. The copy is created directly into
/// the <see cref="DatabaseEntity.Repository"/> database using a transaction (to prevent a half succesful clone being generated).
/// </summary>
/// <returns></returns>
public ExtractionConfiguration DeepCloneWithNewIDs()
{
var repo = (DataExportRepository)Repository;
using (repo.BeginNewTransactedConnection())
{
try
{
//clone the root object (the configuration) - this includes cloning the link to the correct project and cohort
ExtractionConfiguration clone = this.ShallowClone();
//find each of the selected datasets for ourselves and clone those too
foreach (SelectedDataSets selected in SelectedDataSets)
{
//clone the link meaning that the dataset is now selected for the clone configuration too
var newSelectedDataSet = new SelectedDataSets(repo, clone, selected.ExtractableDataSet, null);
// now clone each of the columns for each of the datasets that we just created links to (make them the same as the old configuration
foreach (IColumn extractableColumn in GetAllExtractableColumnsFor(selected.ExtractableDataSet))
{
ExtractableColumn cloneExtractableColumn = ((ExtractableColumn)extractableColumn).ShallowClone();
cloneExtractableColumn.ExtractionConfiguration_ID = clone.ID;
cloneExtractableColumn.SaveToDatabase();
}
//clone should copy accross the forced joins (if any)
foreach (SelectedDataSetsForcedJoin oldForcedJoin in Repository.GetAllObjectsWithParent <SelectedDataSetsForcedJoin>(selected))
{
new SelectedDataSetsForcedJoin((IDataExportRepository)Repository, newSelectedDataSet, oldForcedJoin.TableInfo);
}
try
{
//clone the root filter container
var rootContainer = (FilterContainer)GetFilterContainerFor(selected.ExtractableDataSet);
//turns out there wasn't one to clone at all
if (rootContainer == null)
{
continue;
}
//there was one to clone so clone it recursively (all subcontainers) including filters then set the root filter to the new clone
FilterContainer cloneRootContainer = rootContainer.DeepCloneEntireTreeRecursivelyIncludingFilters();
newSelectedDataSet.RootFilterContainer_ID = cloneRootContainer.ID;
newSelectedDataSet.SaveToDatabase();
}
catch (Exception e)
{
clone.DeleteInDatabase();
throw new Exception("Problem occurred during cloning filters, problem was " + e.Message + " deleted the clone configuration successfully", e);
}
}
clone.dtCreated = DateTime.Now;
clone.IsReleased = false;
clone.Username = Environment.UserName;
clone.Description = "TO" + "DO:Populate change log here";
clone.ReleaseTicket = null;
//wire up some changes
clone.ClonedFrom_ID = this.ID;
clone.SaveToDatabase();
repo.EndTransactedConnection(true);
return(clone);
}
catch (Exception)
{
repo.EndTransactedConnection(false);
throw;
}
}
}
