public static Bookmark LoadBookmark(Uri uri)
{
using (var stream = File.OpenRead(uri.LocalPath))
{
var schemaLoader = Globals.MEFContainer.GetExport <ISchemaLoader>().Value;
var reader = new CustomDomXmlReader(uri, schemaLoader as XmlSchemaTypeLoader);
var opaqueNode = reader.Read(stream, uri);
return(opaqueNode.As <Bookmark>());
}
}
public static XLEPlacementDocument OpenOrCreate(Uri uri, ISchemaLoader schemaLoader)
{
if (!uri.IsAbsoluteUri)
{
return(null);
}
var docRegistry = GetDocRegistry();
if (docRegistry != null)
{
var existing = docRegistry.FindDocument(uri);
if (existing != null)
{
return(null); // prevent a second reference here
}
}
string filePath = uri.LocalPath;
bool createdNewFile = false;
DomNode rootNode = null;
if (File.Exists(filePath))
{
// read existing document using custom dom XML reader
using (FileStream stream = File.OpenRead(filePath))
{
var reader = new CustomDomXmlReader(uri, schemaLoader as XmlSchemaTypeLoader);
rootNode = reader.Read(stream, uri);
}
}
else
{
// create new document by creating a Dom node of the root type defined by the schema
rootNode = new DomNode(Schema.placementsDocumentType.Type, Schema.placementsDocumentRootElement);
createdNewFile = true;
}
var doc = rootNode.As <XLEPlacementDocument>();
doc.Uri = uri;
// Initialize Dom extensions now that the data is complete
rootNode.InitializeExtensions();
// sync all the prefab instances
{
UniqueNamer uniqueNamer = new UniqueNamer('_');
foreach (var prefab in doc.As <DomNode>().Subtree.AsIEnumerable <IPrefabInstance>())
{
prefab.Resolve(uniqueNamer);
}
}
if (docRegistry != null)
{
docRegistry.Add(doc);
}
doc.Dirty = createdNewFile;
return(doc);
}
