// Copyright 2000-2005 the Contributors, as shown in the revision logs.
// Licensed under the Apache Public Source License 2.0 ("the License").
// You may not use this file except in compliance with the License

package org.ibex.mail;
import org.ibex.io.*;
import org.ibex.mail.*;
import org.ibex.util.*;
import java.io.*;
import java.net.*;
import java.util.*;
import java.util.zip.*;
import java.text.*;

/** designed to make a set of HTTP-accessible Mailman archives appear as a mailbox */
public class MailmanArchives extends Mailbox.Default {

    public static final String archiveUrl = "";
    
    public MailmanArchives() {
        try {
            InputStream is = new java.net.URL(archiveUrl).openConnection().getInputStream();
            BufferedReader br = new BufferedReader(new InputStreamReader(/*new GZIPInputStream(is)*/is));
            Vec all = new Vec();
            StringBuffer acc = null;
            for(String s = br.readLine(); ; s = br.readLine()) {
                if (s == null || s.startsWith("From ")) {
                    if (acc != null) {
                        Log.warn("[msg]", acc.toString());
                        all.addElement(Message.newMessage(new Fountain.StringFountain(acc.toString())));
                    }
                    if (s == null) break;
                    acc = new StringBuffer();
                } else {
                    acc.append(s);
                    acc.append("\r\n");
                }
            }
            all.copyInto(messages = new Message[all.size()]);
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

    public void insert(Message m, int i) { throw new RuntimeException("not supported"); }

    public Message[] messages;

    public int              uidValidity()  { return 1; }
    public Mailbox.Iterator iterator()     { return new Iterator(); }
    public int              uidNext()      { return messages.length; }

    private class Iterator extends Mailbox.Default.Iterator {
        int num = 0;
        public int     uid() { return num; }
        public int     nntpNumber() { return num; }
        public int     imapNumber() { return num; }
        public Message cur() { return messages[num]; }
        public Headers head() { return messages[num].headers; }
        public boolean next() { return (++num) < messages.length; }
        public void    delete() { }
    }    

}