package org.greenstone.gsdl3.gs3build.doctypes;

import java.io.*;
import java.net.*;

import org.greenstone.gsdl3.gs3build.metadata.*;

public class GMLRecogniser implements RecogniserInterface
{
	DocumentList listRepository;

	public GMLRecogniser(DocumentList listRepository)
	{	this.listRepository = listRepository;
	}

	public boolean parseDocument(METSFile file)
	{
		String MIMEType = file.getMIMEType();
		if (MIMEType == null || 
			  MIMEType.equals("text/xml")) {
			URL location = file.getLocation();
			return this.parseDocument(location);
		}
		return false;
	}

	public boolean parseDocument(URL url)
	{	if (url.toString().startsWith("file://")) {
			String fileName = url.toString().substring(7);
			if (fileName.endsWith(".gml"))
		  {	
				System.out.println("Posting GML Document " + fileName);
		  	GMLDocument doc = new GMLDocument(url);
		  	this.listRepository.addDocument(doc);
			  // TODO: spawn knowledge of children too...
//				System.out.println(doc.getDocumentText());
			  return true;
			}
		}
		else {
			// TODO: get Mime type remotely, and then proceed if required
		}
		return false;
	}
}