#!/usr/bin/python2.5

# converts a mailbox in Maildir format to one in mbox
# well, copies actually

# Copyright (c) 2010 Peter Palfrader

import mailbox
import optparse
import os
import sys

parser = optparse.OptionParser()
parser.set_usage("%prog <maildir> [...]")
parser.add_option("-s", "--skip-leading-dot", dest="dodot", action="store_true",
  help="remove leading dot from mbox filenames.")
parser.add_option("-v", "--verbose", dest="verbose", action="store_true",
  help="be verbose.")
parser.add_option("-d", "--dir", dest="dir", metavar="dstdir", default='.',
  help="directory to create mbox file in.")

(options, args) = parser.parse_args()
if len(args) == 0:
    parser.print_help()
    sys.exit(1)

for f in args:
    f = f.rstrip('/')
    if options.dodot:
        m = f.lstrip('.')
    else:
        m = f
    dp = os.path.join(options.dir, "%s.mbox"%(m))

    if not os.path.isdir(f):
        print >> sys.stderr, "%s does not exist or is not a directory, skipping."%(f)
        continue

    if os.path.exists(dp):
        print >> sys.stderr, "%s already exists, skipping."%(dp)
        continue

    if options.verbose:
        print "Copying %s to %s"%(f, dp),

    src = mailbox.Maildir(f, factory=None)
    dst = mailbox.mbox(dp)
    keys = src.keys()
    keys.sort()
    for k in keys:
        m = src[k]
        dst.add(m)
        if options.verbose:
            sys.stdout.write(".")
            sys.stdout.flush()
    if options.verbose:
        print

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