#!/usr/bin/python
"""
This script will find Maildir folders under servers.* which are empty, and remove them

Author: Elan Ruusamäe <glen@delfi.ee>
"""

import mailbox
import os

def purge(folder):
	for msgid, msg in folder.items():
		if 'T' in msg.get_flags():
			print "Purging[%s]: %s" % (folder._path, msgid)
			folder.discard(msgid)
	folder.flush()

def deltree(path):
    for p in os.listdir(path):
        dfn = os.path.join(path, p)
        if os.path.isdir(dfn):
            deltree(dfn)
        else:
            os.unlink(dfn)
    os.rmdir(path)

m = mailbox.Maildir("Maildir", factory=None)
for name in m.list_folders():
	# only process folders which are named "servers.*"
	if name[:len("servers.")] != "servers.":
		continue

	folder = m.get_folder(name)

	# first purge folder
	purge(folder)

	# check for mail count
	count = len(folder)
	if count == 0:
		print "Clean: " + name
		for path in ["courierimapkeywords"]:
			path = os.path.join(folder._path, path)
			if os.path.isdir(path):
				print "Delete: %s" % path
				deltree(path)
		m.remove_folder(name)