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# -*- coding: utf-8 -*-
# Copyright 2010-2011 Kolab Systems AG (http://www.kolabsys.com)
#
# Jeroen van Meeuwen (Kolab Systems) <vanmeeuwen a kolabsys.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 only
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
import pykolab.auth
from pykolab.conf import Conf
from pykolab.translate import _
class IMAP(object):
def __init__(self, conf=None):
if not conf:
self.conf = Conf()
self.conf.finalize_conf()
self.log = self.conf.log
else:
self.conf = conf
self.log = conf.log
self.auth = pykolab.auth.Auth(self.conf)
self.imap = None
def _connect(self):
if not self.imap:
if self.conf.get('kolab', 'imap_backend') == 'cyrus-imap':
import cyruslib
self.imap = cyruslib.CYRUS(self.conf.get('cyrus-imap', 'uri'))
if self.conf.debuglevel > 8:
self.imap.VERBOSE = 1
self.imap.login('cyrus-admin', 'VerySecret')
self.seperator = self.imap.m.getsep()
else:
import dovecotlib
self.imap = dovecotlib.IMAP4()
def _disconnect(self):
del self.imap
self.imap = None
def create_user_folders(self):
inbox_folders = []
folders = self.list_user_folders()
# See if the folder belongs to any of the users
_match_attr = self.conf.get('cyrus-sasl', 'result_attribute')
for user in self.auth.users():
if user.has_key(_match_attr):
inbox_folders.append(user[_match_attr])
for folder in inbox_folders:
additional_folders = None
try:
if folders.index(folder) > -1:
continue
else:
self.log.info(_("Creating new INBOX for user: %s") %(folder))
self.imap.cm("user/%s" %(folder))
self.imap.sq("user/%s" %(folder), 0)
# additional_folders = self.conf.plugins.exec_hook("create_user_folders", args=(folder))
except:
self.log.info(_("Creating new INBOX for user: %s") %(folder))
self.imap.cm("user/%s" %(folder))
self.imap.sq("user/%s" %(folder), 0)
# additional_folders = self.conf.plugins.exec_hook("create_user_folders", args=(folder))
if not additional_folders == None:
self.create_user_additional_folders(folder, additional_folders)
def create_user_additional_folders(self, folder, additional_folders):
for additional_folder in additional_folders.keys():
_add_folder = {}
if len(folder.split('@')) > 1:
folder_name = "user%(seperator)s%(username)s%(seperator)s%(additional_folder_name)s@%(domainname)s"
_add_folder['username'] = folder.split('@')[0]
_add_folder['domainname'] = folder.split('@')[1]
_add_folder['additional_folder_name'] = additional_folder
_add_folder['seperator'] = self.seperator
folder_name = folder_name % _add_folder
else:
folder_name = "user%(seperator)s%(username)s%(seperator)s%(additional_folder_name)s" % {
"username": folder,
"seperator": self.seperator,
"additional_folder_name": additional_folder
}
self.imap.cm(folder_name)
if additional_folders[additional_folder].has_key("annotations"):
for annotation in additional_folders[additional_folder]["annotations"].keys():
self.imap.setannotation(
folder_name,
"%s" %(annotation),
"%s" %(additional_folders[additional_folder]["annotations"][annotation])
)
def set_user_folder_quota(self):
self._connect()
_quota_attr = self.conf.get('cyrus-imap', 'quota_attribute')
_inbox_folder_attr = self.conf.get('cyrus-sasl', 'result_attribute')
for user in self.auth.users():
quota = None
if user.has_key(_quota_attr):
if type(user[_quota_attr]) == list:
quota = user[_quota_attr].pop(0)
elif type(user[_quota_attr]) == str:
quota = user[_quota_attr]
else:
quota = 0
if not user.has_key(_inbox_folder_attr):
continue
else:
if type(user[_inbox_folder_attr]) == list:
folder = "user/%s" % user[_inbox_folder_attr].pop(0)
elif type(user[_inbox_folder_attr]) == str:
folder = "user/%s" % user[_inbox_folder_attr]
(used,current_quota) = self.imap.lq(folder)
new_quota = self.conf.plugins.exec_hook("set_user_folder_quota", args=(used, current_quota, int(quota)))
if new_quota and not new_quota == int(quota):
self.log.debug(_("Setting new quota for folder %s to %r") %(folder, new_quota), level=9)
quota = new_quota
self.auth.set_user_attribute(user['dn'], _quota_attr, new_quota)
self.log.debug(_("Quota for %s currently is %s") %(folder, current_quota), level=7)
if not int(current_quota) == int(quota):
self.log.debug(_("Correcting quota for %s to %s (currently %s)") %(folder, quota, current_quota), level=7)
self.imap.sq(folder, quota)
def expunge_user_folders(self):
self._connect()
inbox_folders = []
folders = self.list_user_folders()
# See if the folder belongs to any of the users
_match_attr = self.conf.get('cyrus-sasl', 'result_attribute')
for user in self.auth.users():
if user.has_key(_match_attr):
if not user[_match_attr] in inbox_folders:
inbox_folders.append(user[_match_attr])
inbox_folders = list(set(inbox_folders))
for folder in folders:
self.log.debug(_("Checking folder: %s") %(folder), level=1)
try:
if inbox_folders.index(folder) > -1:
continue
else:
self.log.info(_("Folder has no corresponding user (1): %s") %(folder))
self.imap.dm("user/%s" %(folder))
except:
self.log.info(_("Folder has no corresponding user (2): %s") %(folder))
self.imap.dm("user/%s" %(folder))
def list_user_folders(self):
"""
List the INBOX folders in the IMAP backend. Returns a list of unique
base folder names.
"""
self._connect()
_folders = self.imap.lm("user/*")
folders = []
for folder in _folders:
if len(folder.split('@')) > 1:
folder_name = "%s@%s" %(folder.split(self.imap.m.getsep())[1].split('@')[0],folder.split('@')[1])
else:
folder_name = "%s" %(folder.split(self.imap.m.getsep())[1])
if not folder_name in folders:
folders.append(folder_name)
return folders
def synchronize(self, users=[]):
self._connect()
self.expunge_user_folders()
self.create_user_folders()
self.set_user_folder_quota()
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