/// <summary>
/// Import AttributeSets and Entities
/// </summary>
public void ImportIntoDb(IEnumerable <ContentType> newAttributeSets, IEnumerable <Entity> newEntities)
{
Storage.DoWithDelayedCacheInvalidation(() =>
{
#region initialize DB connection / transaction
#endregion
// run import, but rollback transaction if necessary
Storage.DoInTransaction(() =>
{
// get initial data state for further processing, content-typed definitions etc.
// important: must always create a new loader, because it will cache content-types which hurts the import
#region import AttributeSets if any were included
if (newAttributeSets != null)
{
Storage.DoWhileQueuingVersioning(() =>
{
_entireApp = Storage.Loader.AppPackage(AppId); // load everything, as content-type metadata is normal entities
var newSetsList = newAttributeSets.ToList();
// first: import the attribute sets in the system scope, as they may be needed by others...
// ...and would need a cache-refresh before
var sysAttributeSets = newSetsList.Where(a => a.Scope == Constants.ScopeSystem).ToList();
if (sysAttributeSets.Any())
{
MergeAndSaveContentTypes(sysAttributeSets);
}
_entireApp = Storage.Loader.AppPackage(AppId); // load everything, as content-type metadata is normal entities
// now the remaining attributeSets
var nonSysAttribSets = newSetsList.Where(a => !sysAttributeSets.Contains(a)).ToList();
if (nonSysAttribSets.Any())
{
MergeAndSaveContentTypes(nonSysAttribSets);
}
});
}
#endregion
#region import Entities
if (newEntities != null)
{
_entireApp = Storage.Loader.AppPackage(AppId); // load all entities
newEntities = newEntities
.Select(entity => CreateMergedForSaving(entity, _entireApp, SaveOptions))
.Where(e => e != null).ToList();
Storage.Save(newEntities.Cast <IEntity>().ToList(), SaveOptions);
}
#endregion
});
});
}
/// <summary>
/// Import an Entity with all values
/// </summary>
private Entity CreateMergedForSaving(Entity update, AppDataPackage appDataPackage, SaveOptions saveOptions)
{
#region try to get AttributeSet or otherwise cancel & log error
var dbAttrSet = appDataPackage.ContentTypes.Values
.FirstOrDefault(ct => String.Equals(ct.StaticName, update.Type.StaticName, StringComparison.InvariantCultureIgnoreCase));
if (dbAttrSet == null) // AttributeSet not Found
{
Storage.Log.Add(new LogItem(EventLogEntryType.Error, "ContentType not found for " + update.Type.StaticName));
return(null);
}
#endregion
// Find existing Enties - meaning both draft and non-draft
List <IEntity> existingEntities = null;
if (update.EntityGuid != Guid.Empty)
{
existingEntities = appDataPackage.List.Where(e => e.EntityGuid == update.EntityGuid).ToList();
}
#region Simplest case - nothing existing to update: return entity
if (existingEntities == null || !existingEntities.Any())
{
return(update);
}
#endregion
Storage.Log.Add(new LogItem(EventLogEntryType.Information, $"FYI: Entity {update.EntityId} already exists for guid {update.EntityGuid}"));
// now update (main) entity id from existing - since it already exists
var original = existingEntities.First();
update.ChangeIdForSaving(original.EntityId);
return(EntitySaver.CreateMergedForSaving(original, update, saveOptions) as Entity);
}