from FileMetadataExtractor import FileMetadataExtractor
from RDFItemMerger import RDFItemMerger
import RDF
DC = RDF.NS("http://purl.org/dc/elements/1.1/")

class StaticRDFExtractor(FileMetadataExtractor, RDFItemMerger):
    def __init__(self):
        FileMetadataExtractor.__init__(self)
        self.model = RDF.Model()
        self.model.append(RDF.Statement(".", DC.creator, "Ross Burton"))
        
    def extract(self, f, item):
        self.merge_model(item, self.model)