package de.spieleck.servlets;

import java.net.*;
import java.io.*;
import javax.servlet.http.*;
import javax.servlet.*;

import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;

public class Maillet
    extends HttpServlet
{
    protected Session mailSession = null;

    public Maillet() { }
    
    public void init()
        throws ServletException
    {
        String h;
        h = getInitParameter("safe");
        // XXX
        h = getInitParameter("mailServer");
        if ( h == null || "".equals(h) )
            h = "127.0.0.1";
        java.util.Properties properties = new java.util.Properties();
        properties.put("mail.smtp.host", h );
        mailSession = Session.getDefaultInstance( properties, null );
    }

    protected void doGet(HttpServletRequest req,
                            HttpServletResponse res)
        throws ServletException, IOException
    {
        String urls = req.getParameter("url");
        if ( urls == null )
            urls = "http://"+req.getParameter("hurl");
        PrintWriter out = res.getWriter();
        URL url;
        int slashPos = 0;
        try
        {
            slashPos = urls.lastIndexOf("/");
            res.setContentType("text/plain");
            url = new URL(urls);
        }
        catch ( MalformedURLException e )
        {
            out.println("Problem with URL: "+e);
            return;
        }
        String to = req.getParameter("to");
        out.println(url);
        out.println("to "+to+":");
        out.flush();
        try
        {
            MimeMessage msg = new MimeMessage( mailSession );
            msg.setRecipient(Message.RecipientType.TO,new InternetAddress(to));
            msg.setSubject( url.toString() );
            Multipart multi = new MimeMultipart();
            msg.setContent(multi);
            BodyPart part;
            part = new MimeBodyPart();
            part.setText("This is: "+url.toString() );
            multi.addBodyPart(part);
            part = new MimeBodyPart();
            out.println("   (Setting Data Source)");
            out.flush();
            DataSource source = new URLDataSource(url);
            DataHandler handler = new DataHandler(source);
            part.setDataHandler(handler);
            part.setFileName(urls.substring(slashPos+1));
            multi.addBodyPart(part);
            out.println("   (Send)");
            out.flush();
            Transport.send(msg);
        }
        catch ( Exception e )
        {
            out.println("Problem: "+e);
        }
        out.println(".. has been send as "+urls.substring(slashPos+1));
    }
}