#!/opt/bin/python
##
## $Id: grep_members.py,v 1.6 2003/07/11 01:10:38 dgc Exp $
##
## grep_members.py greps owners instead of members if argv[0]
## contains "owner".
##

import sys
import getopt
import string
import mailman
import re
from Mailman.MailList import MailList
from Mailman.Utils import list_names

self = sys.argv[0]
members = {}

r = None
s = None
i = 1
check_owners = 0		# otherwise, members
show_all = 0
invert = 0
errors = 0

if len(sys.argv) == 1 or sys.argv[1] == "-h" or sys.argv[1] == "--help":
	print "usage: %s [!] regex [list [...]]" % (sys.argv[0])
	print "       %s [!] = address [list [...]]" % (sys.argv[0])
	sys.exit(4)

if (re.search("owner", sys.argv[0])):
	check_owners = 1

if sys.argv[i] == "!" or sys.argv[1] == '-':
	invert = 1
	i = i + 1

if sys.argv[i] == "=":
	s = sys.argv[i+1]
	i = i + 2
elif sys.argv[i] == ".":
	show_all = 1
	i = i + 1
else:
	r = re.compile(sys.argv[i], re.IGNORECASE)
	i = i + 1

if len(sys.argv) > i:
	names = sys.argv[i:]
else:
	names = list_names()

names.sort()

if (invert and show_all):
	sys.exit(0)		# ! . is no matches all the time

for lname in names:
	try:
		m = MailList(lname, lock=0)
	except:
		print "%s: no list named %s" % (sys.argv[0], lname)
		errors = 1
		continue
	if (check_owners):
		namelist = m.owner
	else:
		namelist = m.members.keys() + m.digest_members.keys()
	namelist.sort()
	for name in namelist:
		if (show_all):
			print lname + ": " + name
		elif (r == None):
			# use string matching
			if (invert ^ (name == s)):
				print lname + ": " + name
		else:
			# use regex matching
			if (r.search(name)):
				didmatch = 1
			else:
				didmatch = 0
			if (invert ^ didmatch):
				print lname + ": " + name

if errors:
	sys.exit(10)

sys.exit(0)