private IEnumerable <Item> GetParentItems(WorxboxWorkflowState state, Item item, List <ID> visitedItems)
{
var results = new List <Item>();
var parent = item.Parent;
while (parent != null && parent.ID != ItemIDs.RootID)
{
if (IsCompositable(state, parent) &&
visitedItems.All(x => x != parent.ID))
{
results.Add(parent);
visitedItems.Add(parent.ID);
}
parent = parent.Parent;
}
return(results);
}
private IEnumerable <Item> GetWorxboxItems(WorxboxWorkflowState state, Item item, List <ID> visitedItems)
{
var referencedItems = (from x in Globals.LinkDatabase.GetReferences(item)
select x.TargetItemID)
.Distinct()
.ToList();
var results = new ItemList();
foreach (var itemId in referencedItems)
{
var refItem = Context.ContentDatabase.GetItem(itemId);
if (refItem != null && IsCompositable(state, refItem) && visitedItems.All(x => x != refItem.ID))
{
if (!results.Contains(refItem))
{
results.Add(refItem);
visitedItems.Add(refItem.ID);
results.AddRange(GetParentItems(state, refItem, visitedItems));
results.AddRange(GetChildItems(state, refItem, visitedItems));
results.AddRange(GetWorxboxItems(state, refItem, visitedItems));
}
}
}
foreach (var childItem in item.Axes.GetDescendants())
{
if (childItem != null && IsCompositable(state, childItem) && visitedItems.All(x => x != childItem.ID))
{
if (!results.Contains(childItem))
{
results.Add(childItem);
visitedItems.Add(childItem.ID);
results.AddRange(GetWorxboxItems(state, childItem, visitedItems));
}
}
}
return(results.ToList());
}
private IEnumerable <Item> GetWorxboxItems(WorxboxWorkflowState state, Item item, List <ID> visitedItems)
{
var referencedItems = Globals.LinkDatabase.GetReferences(item);
var results = new List <Item>();
foreach (var reference in referencedItems)
{
var refItem = Context.ContentDatabase.GetItem(reference.TargetItemID);
if (refItem != null && IsCompositable(state, refItem) && visitedItems.All(x => x != refItem.ID))
{
if (!results.Any(
x => x.ID == refItem.ID && x.Language == refItem.Language && x.Version == refItem.Version))
{
results.Add(refItem);
visitedItems.Add(refItem.ID);
results.AddRange(GetParentItems(state, refItem, visitedItems));
results.AddRange(GetChildItems(state, refItem, visitedItems));
results.AddRange(GetWorxboxItems(state, refItem, visitedItems));
}
}
}
foreach (var childItem in item.Axes.GetDescendants())
{
if (childItem != null && IsCompositable(state, childItem) && visitedItems.All(x => x != childItem.ID))
{
if (!results.Any(
x => x.ID == childItem.ID && x.Language == childItem.Language && x.Version == childItem.Version))
{
results.Add(childItem);
visitedItems.Add(childItem.ID);
results.AddRange(GetWorxboxItems(state, childItem, visitedItems));
}
}
}
return(results);
}
private bool IsCompositable(WorxboxWorkflowState state, Item item)
{
return(!this.IsWorxboxItem(state.WorkflowState, new DataUri(item.Uri)) &&
item["__Workflow state"].Equals(state.WorkflowState.StateID));
}
private IEnumerable <Item> GetChildItems(WorxboxWorkflowState state, Item item, List <ID> visitedItems)
{
var items = item.Axes.GetDescendants();
return(items.Where(child => IsCompositable(state, child) && visitedItems.All(x => x != child.ID)));
}
public IEnumerable <Item> GetWorxboxItems(WorxboxWorkflowState state, Item item)
{
return(GetWorxboxItems(state, item, new List <ID>()));
}