diff --git a/trunk/ripnews/net/nntp.rb.txt b/trunk/ripnews/net/nntp.rb.txt
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+++ b/trunk/ripnews/net/nntp.rb.txt
@@ -0,0 +1,319 @@
+#################################
+# 
+# nntp.rb - an NNTP client implementing RFC 977
+# ported from the Python code by Jefferson Heard
+# this software is released under the terms of the GNU Library General Public License
+# (C) 2001, Jefferson Heard
+#
+# Contributors: Jefferson Heard, Ward Wouts
+#
+# Release History
+#   0.1: 11.7.2001 - Initial revision.
+#   0.2: 11-9-2001 - fixed regexp bugs, 
+#        fixed XHDR bugs, 
+#        made internal methods private, 
+#        changed constructor default arg
+#   0.3: 11-14-2001 - Fixed numerous bugs and made things a little cleaner 
+#                           as per the suggestions of Ward Wouts
+#   0.4: 11-15-2001 - Fixed statcmd bug - Ward Wouts
+#   0.5: 12-06-2001 - Fixed post buf - Ozawa, Sakuro
+#################################
+
+require 'socket'
+require 'net/protocol'
+
+module Net
+
+# Exceptions raised by NNTP
+
+class NNTPError < RuntimeError; end
+class NNTPReplyError < NNTPError; end
+class NNTPTemporaryError < NNTPError; end
+class NNTPPermanentError < NNTPError; end
+class NNTPDataError < NNTPError; end
+
+class NNTP
+  NNTP_PORT = 119
+  LONGRESP = ['100', '215', '220', '221', '222', '224', '230', '231', '282']
+  CRLF = "\r\n"
+
+  def initialize(host, port=NNTP_PORT, user=nil, password=nil, readermode=nil)
+    @debuglevel = 2
+    @host = host
+    if port then @port = port else @port = NNTP_PORT end
+    @socket = TCPSocket.new @host, @port
+    @welcome = getresp
+    readermode_afterauth = false
+
+    if readermode
+      begin
+      @welcome = shortcmd('mode reader')
+      rescue NNTPPermanentError
+      rescue NNTPTemporaryError 
+        if user and $!.response[0...3] == '480'
+          readermode_afterauth = true
+        else 
+          raise
+        end
+      end
+    end
+      
+    if user
+      resp = shortcmd "authinfo user #{user}"
+      if resp[0...3] == '381' # then we need a password
+        raise NNTPReplyError, resp, caller unless password
+        resp = shortcmd "authinfo pass #{password}"
+        raise NNTPPermanentError, resp, caller unless resp[0...3] == '281'
+      end
+    end
+
+    if readermode_afterauth
+    begin
+      @welcome = shortcmd('mode reader')
+      rescue NNTPPermanentError
+    end
+    end
+  end
+
+  def welcome
+    puts "*welcome*, #{@welcome}" if @debuglevel > 0
+    return @welcome
+  end
+
+  attr_writer :debuglevel
+
+  def putline(line)
+    puts '*put* '+line+'\r\n' if @debuglevel > 1
+    @socket.send "#{line}\r\n", 0
+  end
+
+  def putcmd(cmd)
+    puts "*cmd* #{cmd}" if @debuglevel > 0 
+    putline cmd
+  end
+
+  def getline
+    line = ''
+    line.concat @socket.recv 1 until line.length > 2 and line[-1] == "\n" or line[-2..-1] == "\r\n" 
+    puts '*getline* '+line if @debuglevel > 0
+    line = line[0...-2] if line[-2..-1] == "\r\n"
+    line = line[0...-1] if "\r\n".include? line[-1].to_s
+    return line
+  end
+
+  def getresp
+    resp = getline
+    puts "*getresp* #{resp}" if @debuglevel > 0
+    c = resp[0]
+    case c
+      when c == '4' then raise NNTPTemporaryError, resp, caller
+      when c == '5' then raise NNTPPermanentError, resp, caller
+      when '123'.include?(c) then raise NNTPProtocolError, resp, caller
+    end
+    return resp
+  end
+
+  def getlongresp   
+    resp = getresp
+    raise NNTPReplyError, resp, caller unless LONGRESP.include? resp[0...3]
+    list = []
+    while true
+      line = getline
+      break if line == '.'
+      line = line[1..-1] if line.to_s[0...2] == '..'
+      list << line
+    end
+    return resp, list
+  end
+
+  def shortcmd(line)
+    putcmd line
+    return getresp
+  end
+
+  def longcmd(line)
+    putcmd line
+    return getlongresp
+  end
+
+  def newgroups(date, time)
+    return longcmd "NEWGROUPS #{date.to_s} #{time.to_s}"
+  end
+
+  def newnews(group, date, time)
+    return longcmd "NEWNEWS #{group} #{date.to_s} #{time.to_s}"
+  end
+
+  def list
+    resp, list = longcmd "LIST" 
+    list.each_index {|ix| 
+      list[ix] = list[ix].split " "
+    }
+    return resp, list
+  end
+
+  def group(name)
+    resp = shortcmd "GROUP #{name}"
+    raise NNTPReplyError, resp, caller unless resp[0...3] == '211'
+    words = resp.split " "
+    count, first, last = 0
+    n = words.length
+    if n>1
+      count = words[1]
+      if n>2
+        first = words[2]
+        if n>3
+          last = words[3]
+          if n>4
+            name = words[4].downcase
+          end
+       end
+     end
+    end
+    return resp, count, first, last, name
+  end
+
+  def help
+    return longcmd "HELP"
+  end
+
+  def statparse(resp)
+    raise NNTPReplyError, resp, caller unless resp[0...2] == '22'
+    words = resp.split " "
+    nr = 0
+    id = ''
+    n = words.length
+    if n>1
+      nr = words[1]
+      if n>2
+        id = words[2]
+      end
+    end
+    return resp, nr, id
+  end
+
+  def statcmd(line)
+    resp = shortcmd line
+    return statparse(resp)
+  end
+  
+  def stat(id)
+    return statcmd "STAT #{id}"
+  end
+ 
+  def next
+    return statcmd "NEXT"
+  end
+  
+  def last
+    return statcmd "LAST"
+  end
+
+  def articlecmd(line)
+    resp, list = longcmd line
+    resp, nr, id = statparse(resp)
+    return resp, nr, id, list
+  end
+
+  def head(id)
+    return articlecmd "HEAD #{id}"
+  end      
+
+  def body(id)
+    return articlecmd "BODY #{id}"
+  end
+
+  def article(id)
+    return articlecmd "ARTICLE #{id}"
+  end
+ 
+  def slave(id)
+    return shortcmd "SLAVE"
+  end
+
+  def xhdr(hdr, str)
+    pat = Regexp.new '^([0-9]+) ?(.*)\n?'
+    resp, lines = longcmd "XHDR #{hdr} #{str}"
+    lines.each_index {|ix|
+      line = lines[ix]
+      m = pat.match line
+      lines[ix] = m[1..2] if m
+    }
+    return resp, lines
+  end
+
+  def xover(start, ed)
+    begin
+    resp, lines = longcmd "XOVER #{start}-#{ed}"
+    xover_lines = []
+    lines.each {|line|
+      elements = line.split "\t"
+      elements[5].split! " "
+      0.upto(7) {|ix| xover_lines << element[ix]}
+    }
+    return resp, xover_lines
+    rescue RuntimeError
+      raise NNTPDataError line, caller
+    end
+  end
+
+  def xgtitle(group) 
+    line_pat = Regexp.new "^([^\t]+)[\t]+(.*)$"
+    resp, raw_lines = longcmd "XGTITLE #{group}"
+    lines = []
+    raw_lines.each {|line|
+      match = line_pat.match line.strip
+      lines << match[1..2] if match
+    }
+    return resp, lines
+  end
+  
+  def date
+    resp = shortcmd "DATE"
+    raise NNTPReplyError unless resp[0...3] == '111'
+    resp.split! " "
+    raise NNTPDataError unless resp.length == 2
+    date = resp[1][2...8]
+    time = resp[1][-6..-1]
+    raise NNTPDataError resp, caller unless date.length == 6 and time.length == 6
+    return resp, date, time
+  end
+
+  def post(f)
+    resp = shortcmd "POST"
+    raise NNTPReplyError unless resp =~ /^3/ #[0] == 3
+    lines = f.readlines
+    lines.each {|line| 
+       line.chop!
+       line = '.' + line if line[0] == '.'
+       putline line
+    }
+    putline '.'
+    return getresp
+  end
+
+  def quit
+    resp = shortcmd "QUIT"
+    @socket.close_read
+    @socket.close_write
+    return resp
+  end     
+
+  private :statparse, :getline, :putline, :articlecmd, :statcmd
+  protected :getresp, :getlongresp 
+end
+
+end
+
+if __FILE__ == $0 
+   s = Net::NNTP.new('news')
+   resp, count, first, last, name = s.group('comp.lang.ruby')
+   puts resp
+   puts "group #{name} has #{count} articles, range #{first} to #{last}"
+   resp, subs = s.xhdr('subject', "#{first}-#{last}")
+   puts resp
+   subs.each do |sub| puts sub end
+   resp = s.quit
+   puts resp
+end
+