/// <summary>
/// return whether or not the specified named group is already a child of this group
/// </summary>
/// <param name="childname"></param>
/// <returns></returns>
public AssetGroup IsChildGroup(string childname)
{
// First get a list of our current children
LocationsDAO lwDataAccess = new LocationsDAO();
AssetGroupList listChildren = new AssetGroupList(lwDataAccess.GetGroups(this), _groupType);
return(listChildren.FindGroup(childname));
}
/// <summary>
/// Delete the current location from the database
/// </summary>
public bool Delete()
{
LocationsDAO lwDataAccess = new LocationsDAO();
// As locations are hierarchical we cannot just delete a location without first deleting ALL
// children and we cannot do that if any of our descendants are still being referenced
// Get a list of all of our children
AssetGroupList children = new AssetGroupList(lwDataAccess.GetGroups(this), GroupType);
// Loop through each child and try and delete them first before we delete ourselves - this actually
// causes recursion through this deletion function as children may have children and so on...
foreach (AssetGroup childGroup in children)
{
if (!childGroup.Delete())
{
return(false);
}
}
// Only now can we delete ourselves as all of our children have been handled.
if (lwDataAccess.GroupDelete(this) != 0)
{
return(false);
}
// ...and audit the deletion
AuditTrailEntry ate = new AuditTrailEntry();
ate.Date = DateTime.Now;
ate.Class = AuditTrailEntry.CLASS.location;
ate.Type = AuditTrailEntry.TYPE.deleted;
ate.Key = _name;
ate.AssetID = 0;
ate.AssetName = "";
ate.Username = System.Environment.UserName;
new AuditTrailDAO().AuditTrailAdd(ate);
return(true);
}
