Fixed some grammar errors and typos. (Reported by Clytie Siddall)
# -*- coding: UTF-8 -*-
# Copyright (c) 2008 - 2009, VEB IT
# See COPYING for distribution information.
"""Virtual Mail Manager's EmailAddress class to handle e-mail addresses."""
from __main__ import re, ERR
from Exceptions import VMMEmailAddressException as VMMEAE
import VirtualMailManager as VMM
RE_LOCALPART = """[^\w!#$%&'\*\+-\.\/=?^_`{\|}~]"""
class EmailAddress(object):
__slots__ = ('_localpart', '_domainname')
def __init__(self, address):
self._localpart = None
self._domainname = None
self.__chkAddress(address)
def __eq__(self, other):
if isinstance(other, self.__class__):
return self._localpart == other._localpart\
and self._domainname == other._domainname
return NotImplemented
def __ne__(self, other):
if isinstance(other, self.__class__):
return self._localpart != other._localpart\
or self._domainname != other._domainname
return NotImplemented
def __repr__(self):
return "EmailAddress('%s@%s')" % (self._localpart, self._domainname)
def __str__(self):
return "%s@%s" % (self._localpart, self._domainname)
def __chkAddress(self, address):
try:
localpart, domain = address.split('@')
except ValueError:
raise VMMEAE(_(u"Missing '@' sign in e-mail address “%s”.") %
address, ERR.INVALID_ADDRESS)
except AttributeError:
raise VMMEAE(_(u"“%s” doesn't look like an e-mail address.") %
address, ERR.INVALID_ADDRESS)
if len(domain) > 0:
domain = VMM.VirtualMailManager.chkDomainname(domain)
else:
raise VMMEAE(_(u"Missing domain name after “%s@”.") %
localpart, ERR.DOMAIN_NO_NAME)
localpart = self.__chkLocalpart(localpart)
self._localpart, self._domainname = localpart, domain
def __chkLocalpart(self, localpart):
"""Validates the local-part of an e-mail address.
Arguments:
localpart -- local-part of the e-mail address that should be validated (str)
"""
if len(localpart) < 1:
raise VMMEAE(_(u'No local-part specified.'),
ERR.LOCALPART_INVALID)
if len(localpart) > 64:
raise VMMEAE(_(u'The local-part “%s” is too long') %
localpart, ERR.LOCALPART_TOO_LONG)
ic = set(re.findall(RE_LOCALPART, localpart))
if len(ic):
ichrs = ''
for c in ic:
ichrs += u"“%s” " % c
raise VMMEAE(_(u"The local-part “%(lpart)s” contains invalid\
characters: %(ichrs)s") % {'lpart': localpart, 'ichrs': ichrs},
ERR.LOCALPART_INVALID)
return localpart