#!/usr/bin/env python
# 
# fakesmtp - A fake SMTP server
#
# Copyright (c) 2007, David Cooper <dave@kupesoft.com>
# All rights reserved.
#
# Dedicated to Kate Lacey
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice, the above dedication, and this permission notice appear
# in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

import asyncore
import errno
import getopt
import smtpd
import socket
import sys
import time

USAGE = '''
fakesmtp - A fake SMTP server

    USAGE:  fakemail [-p port] [-h hostname] [-q]
            fakemail --help

ARGUMENTS: -p port       The port to bind to (default: 25)
           -h hostname   The hostname to bind to (default: localhost)
           -q            Enable quiet mode
           --help        This help message
'''

quiet = False
host = 'localhost'
port = 25

class FakeSMTPServer(smtpd.SMTPServer):

    def __init__(self, host, port):
        smtpd.SMTPServer.__init__(self, (host, port), None)
        
    def process_message(self, peer, mailfrom, rcpttos, data):
        if not quiet:
            t = time.strftime("%m/%d/%Y %I:%M:%S %p")
	    print "--------------- %s ---------------" % t
	    print data


if __name__ == '__main__':

    try:
        opts, args = getopt.getopt(sys.argv[1:], "p:h:q")
    except Exception, getopt.GetoptError:
        print USAGE
        sys.exit(0)
        
    for opt, value in opts:
        if opt == '-p':
            port = int(value)
        elif opt == '-h':
            host = value
        elif opt == '-q':
            quiet = True
    
    try:
        stmp = FakeSMTPServer(host, port)
    except socket.error, (error_number, error_desc):
        if error_number != errno.EACCES:
            raise
        print "Permission denied when binding on '%s:%s'." % (host, port)
        sys.exit(1)
    
    if not quiet:
        print "Listening on '%s:%s'." % (host, port)
    
    try:
       asyncore.loop()
    except KeyboardInterrupt:
       if not quiet:
           print "Exiting."