/// <summary>
/// Search for name
/// if something is found,
/// get the described thing for it
/// </summary>
/// <param name="thingGraph"></param>
/// <param name="name"></param>
/// <param name="exact"></param>
/// <returns></returns>
public static IEnumerable <IThing> Search(this IThingGraph thingGraph, object name, bool exact)
{
var schemaGraph = thingGraph as SchemaThingGraph;
bool isSchemaGraph = schemaGraph != null;
var schema = new CommonSchema();
foreach (var thing in thingGraph.GetByData(name, exact))
{
IThing described = null;
if (isSchemaGraph)
{
described = schemaGraph.DescribedThing(thing);
}
else
{
described = schema.GetTheRoot(thingGraph, thing, CommonSchema.DescriptionMarker);
}
if (described != null)
{
yield return(described);
}
else
{
yield return(thing);
}
}
}
public virtual WebContent GetContentFromGraph(IThingGraph graph, IThing thing, Uri uri)
{
var schema = new CommonSchema();
WebContent result = null;
try {
var schemaGraph = graph as SchemaThingGraph;
if (thing != null && schemaGraph != null)
{
var searchGraph = schemaGraph.Source;
var content = uri.Segments[uri.Segments.Length - 1];
foreach (var link in searchGraph.Edges(thing))
{
var adj = link.Leaf;
if (adj != thing && (adj is IStreamThing))
{
var desc = schemaGraph.Description(adj);
if (desc != null && desc.ToString() == content)
{
return(GetContentFromThing(schemaGraph, adj));
}
}
}
}
if (schemaGraph != null)
{
foreach (var found in schemaGraph.GetByData(uri.AbsoluteUri, true))
{
var target = schema.GetTheRoot(schemaGraph, found, CommonSchema.SourceMarker);
if (target is IStreamThing)
{
return(GetContentFromThing(schemaGraph, target));
}
}
}
} catch (Exception e) {
Trace.WriteLine(e.Message);
return(null);
}
return(result);
}