diff options
Diffstat (limited to 'pygm2n')
| -rwxr-xr-x | pygm2n | 223 |
1 files changed, 223 insertions, 0 deletions
@@ -0,0 +1,223 @@ +#!/usr/bin/env python + +"""News to mail gateway script. Copyright 2000 Cosimo Alfarano + +Author: Cosimo Alfarano +Date: June 11 2000 + +pygs - Copyright 2000 by Cosimo Alfarano <Alfarano@Students.CS.UniBo.It> +You can use this software under the terms of the GPL. If we meet some day, +and you think this stuff is worth it, you can buy me a beer in return. + +Thanks to md for this useful formula. Beer is beer. + +Gets news article and sends it via SMTP. +""" + +import sys, os +import getopt +from string import split + +sys.path.append('/usr/lib/pyg') + +import pyginfo +import mail2news + + +def parse_cmdline(gw): + """Parses cmdline with getopt. and returns a dictionary with + smtp new header + """ + + opt, arg = None, None + test, verbose = 0, 0 +# retnull = (None, None) + retnull = None + + retval = { 'test': 0, + 'verbose': 0 } + + try: + opt, arg = getopt.getopt(sys.argv[1:],"a:s:n:u:p:P:hvVTM") + except (getopt.error), message: + print '%s: %s\n' % (sys.argv[0], message) + sys.exit(1) + + if len(sys.argv) == 1 or opt == []: + gw.smtpheads = None + return retnull + + for i in range(len(opt)): + if opt[i][0] == '-h': + gw.nntpheads = None + return retnull + elif opt[i][0] == '-v': + gw.nntpheads = None + return retnull + elif opt[i][0] == '-n': + gw.nntpheads['Newsgroups:'] = opt[i][1] + '\n' + elif opt[i][0] == '-a': + gw.nntpheads['Approved:'] = opt[i][1] + '\n' + elif opt[i][0] == '-s': + gw.newsserver = opt[i][1] + elif opt[i][0] == '-P': + gw.port = int(opt[i][1]) +# elif opt[i][0] == '-d': +# gw.debug = 1 + elif opt[i][0] == '-u': + gw.user = opt[i][1] + elif opt[i][0] == '-p': + gw.password = opt[i][1] + elif opt[i][0] == '-T': + retval['test'] = 1 + elif opt[i][0] == '-V': + retval['verbose'] = 1 + elif opt[i][0] == '-M': + gw.reader = 1 + + if not gw.nntpheads.has_key('Newsgroups:'): + print 'Error: Missing Newsgroups\n' + return retnull + + +# By rfc822 [Resent-]Sender: should be ever set, unless == From: +# (not this case). Should be a human, while [Resent-]From: may be a program. + +# if gw.rcpt == '' or gw.sender == '': +# print 'missing command line option' +# gw.smtpheads = None +# return retnull + +# if gw.envelope == '' and gw.sender != '': +# gw.smtpheads['Resent-From:'] = gw.sender + '\n' +# gw.envelope = gw.sender +# elif gw.envelope == -1: +# gw.smtpheads = None +# return retnull + + sys.argv[1:] = arg + +# return (test, verbose) + return retval + + +def usage(): + i = pyginfo.pygsinfo() + + print '%s version %s - Copyright 2000 Cosimo Alfarano' % (i.PROGNAME, i.VERSION) + print i.PROGDESC + ' - Mail to News' + print + print 'usage: %s -n newsgroup [-h] [-a approver] [-n newsgroup] [-T] [-V]' % split(sys.argv[0],'/')[-1] + print '-n newsgroup[s] (specified as comma separated without spaces list)' + print '-u user | -p passwword (for auth to newsserver)' + print '-a address of moderator/approver' + print '-s servername' +# print '-d for debug' + print '-h or -v for this info' + print '-T for test mode (not send article via NNTP)' + print '-V for verbose output (usefull with -T option for debugging)' + + + + + + + + + + + + +"""main is structured in 4 phases: + 1) check and set pyg's internal variables + 2) check whitelist for users' permission + 3) format rfc 822 headers from input article + 4) open smtp connection and send e-mail +""" + + +try: + + """phase 1: + check and set pyg's internal variables + """ + + m2n = mail2news.mail2news() + owner = None + + opt = parse_cmdline(m2n) + if(opt == None): + usage() + sys.exit(0) + + + # check if m2n has some file prefercences set on commandline +# if(m2n.wlfile == None): +# wl = os.environ['HOME'] + '/pyg.whitelist' +# else: +# wl = m2n.wlfile +# +# if(m2n.logfile == None): +# log = os.environ['HOME'] + '/pyg.log' +# else: +# log = m2n.logfile + + +# wl = whitelist.whitelist(wl,log) + + # reads stdin and parses article separating head from body + m2n.readfile() + m2n.parseemail() + + + +# for line in m2n.email: +# print line[:-1] + +# for line in m2n.smtpheads.keys(): +# print line +# print m2n.smtpheads[line][:-1] + + """phase 2: + check whitelist for user's permission + """ + + # make a first check of From: address +# owner = wl.checkfrom(m2n.nntpheads['From:']) +# if(owner == None): +# if(sys.stdin.isatty()==1 or test or verbose): +# print ('"%s" is not in whitelist!' % (m2n.nntpheads['From:'][:-1])) +# else: +# wl.logmsg(m2n.nntpheads,wl.DENY) +# sys.exit(1) + + """phase 3: + format rfc 822 headers from input article + """ + + m2n.mergeheads() # make unique dict from NNTP and SMTP dicts + + m2n.addheads() # add some important heads + m2n.renameheads() # rename useless heads + m2n.removeheads() # remove other heads + + m2n.sortheads() # sort remaining heads :) + + if(opt['verbose']): + for line in m2n.headers: + print line[:-1] + + """phase 4: + open smtp connection and send e-mail + """ + + if(len(m2n.headers) > 0 and len(m2n.body) > 0): +# wl.logmsg(m2n.heads_dict,wl.ACCEPT,owner) + if(not opt['test']): + resp = m2n.sendemail() + if resp: + print resp + +except KeyboardInterrupt: + print 'Keyboard Interrupt' + sys.exit(0) |