VirtualMailManager/account.py
author martin f. krafft <madduck@madduck.net>
Fri, 13 Apr 2012 23:09:40 +0200
branchv0.6.x
changeset 531 cf3eb03c1c4f
parent 528 4b8c3f51d7da
child 532 2bb40aaef94e
permissions -rw-r--r--
Modify Account class to handle NULL references This patch modifies the Account class to defer to using the associated domain's tid/ssid/qid fields if the per-instance fields are None/NULL.
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# -*- coding: UTF-8 -*-
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# Copyright (c) 2007 - 2011, Pascal Volk
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# See COPYING for distribution information.
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"""
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    VirtualMailManager.account
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    ~~~~~~~~~~~~~~~~~~~~~~~~~~
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    Virtual Mail Manager's Account class to manage e-mail accounts.
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"""
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from VirtualMailManager.common import version_str
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from VirtualMailManager.constants import \
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     ACCOUNT_EXISTS, ACCOUNT_MISSING_PASSWORD, ALIAS_PRESENT, \
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     INVALID_ARGUMENT, INVALID_MAIL_LOCATION, NO_SUCH_ACCOUNT, \
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     NO_SUCH_DOMAIN, VMM_ERROR
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from VirtualMailManager.domain import Domain
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from VirtualMailManager.emailaddress import EmailAddress
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from VirtualMailManager.errors import VMMError, AccountError as AErr
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from VirtualMailManager.maillocation import MailLocation
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from VirtualMailManager.password import pwhash
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from VirtualMailManager.quotalimit import QuotaLimit
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from VirtualMailManager.transport import Transport
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from VirtualMailManager.serviceset import ServiceSet
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__all__ = ('Account', 'get_account_by_uid')
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_ = lambda msg: msg
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cfg_dget = lambda option: None
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class Account(object):
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    """Class to manage e-mail accounts."""
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    __slots__ = ('_addr', '_dbh', '_domain', '_mail', '_new', '_passwd',
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                 '_qlimit', '_services', '_transport', '_uid')
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    def __init__(self, dbh, address):
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        """Creates a new Account instance.
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        When an account with the given *address* could be found in the
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        database all relevant data will be loaded.
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        Arguments:
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        `dbh` : pyPgSQL.PgSQL.Connection
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          A database connection for the database access.
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        `address` : VirtualMailManager.EmailAddress.EmailAddress
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          The e-mail address of the (new) Account.
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        """
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        if not isinstance(address, EmailAddress):
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            raise TypeError("Argument 'address' is not an EmailAddress")
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        self._addr = address
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        self._dbh = dbh
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        self._domain = Domain(self._dbh, self._addr.domainname)
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        if not self._domain.gid:
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            # TP: Hm, what “quotation marks” should be used?
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            # If you are unsure have a look at:
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            # http://en.wikipedia.org/wiki/Quotation_mark,_non-English_usage
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            raise AErr(_(u"The domain '%s' does not exist.") %
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                       self._addr.domainname, NO_SUCH_DOMAIN)
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        self._uid = 0
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        self._mail = None
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        self._qlimit = None
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        self._services = None
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        self._transport = None
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        self._passwd = None
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        self._new = True
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        self._load()
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    def __nonzero__(self):
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        """Returns `True` if the Account is known, `False` if it's new."""
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        return not self._new
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    def _load(self):
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        """Load 'uid', 'mid', 'qid', 'ssid'  and 'tid' from the database and
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        set _new to `False` - if the user could be found. """
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        dbc = self._dbh.cursor()
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        dbc.execute('SELECT uid, mid, qid, ssid, tid FROM users WHERE gid = '
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                    '%s AND local_part = %s', (self._domain.gid,
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                                               self._addr.localpart))
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        result = dbc.fetchone()
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        dbc.close()
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        if result:
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            self._uid, _mid, _qid, _ssid, _tid = result
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            def load_helper(ctor, own, field, dbresult):
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                cur = None if own is None else getattr(own, field)
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                if cur != dbresult:
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                    kwargs = { field : dbresult }
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                    return None if dbresult is None \
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                                else ctor(self._dbh, **kwargs)
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            self._qlimit = load_helper(QuotaLimit, self._qlimit, 'qid', _qid)
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            self._services = load_helper(ServiceSet, self._services, 'ssid',
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                                         _ssid)
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            self._transport = load_helper(Transport, self._transport, 'tid',
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                                          _tid)
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            self._mail = MailLocation(self._dbh, mid=_mid)
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            self._new = False
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    def _set_uid(self):
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        """Set the unique ID for the new Account."""
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        assert self._uid == 0
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        dbc = self._dbh.cursor()
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        dbc.execute("SELECT nextval('users_uid')")
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        self._uid = dbc.fetchone()[0]
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        dbc.close()
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    def _prepare(self, maillocation):
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        """Check and set different attributes - before we store the
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        information in the database.
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        """
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        if maillocation.dovecot_version > cfg_dget('misc.dovecot_version'):
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            raise AErr(_(u"The mailbox format '%(mbfmt)s' requires Dovecot "
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                         u">= v%(version)s.") % {
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                       'mbfmt': maillocation.mbformat,
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                       'version': version_str(maillocation.dovecot_version)},
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                       INVALID_MAIL_LOCATION)
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        if not maillocation.postfix and \
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          self._transport.transport.lower() in ('virtual:', 'virtual'):
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            raise AErr(_(u"Invalid transport '%(transport)s' for mailbox "
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                         u"format '%(mbfmt)s'.") %
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                       {'transport': self._transport,
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                        'mbfmt': maillocation.mbformat}, INVALID_MAIL_LOCATION)
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        self._mail = maillocation
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        self._set_uid()
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    def _update_tables(self, column, value):
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        """Update various columns in the users table.
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        Arguments:
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        `column` : basestring
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          Name of the table column. Currently: qid, ssid and tid
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        `value` : long
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          The referenced key
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        """
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        if column not in ('qid', 'ssid', 'tid'):
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            raise ValueError('Unknown column: %r' % column)
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        dbc = self._dbh.cursor()
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        dbc.execute('UPDATE users SET %s = %%s WHERE uid = %%s' % column,
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                    (value, self._uid))
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        if dbc.rowcount > 0:
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            self._dbh.commit()
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        dbc.close()
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    def _count_aliases(self):
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        """Count all alias addresses where the destination address is the
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        address of the Account."""
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        dbc = self._dbh.cursor()
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        dbc.execute('SELECT COUNT(destination) FROM alias WHERE destination '
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                    '= %s', (str(self._addr),))
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        a_count = dbc.fetchone()[0]
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        dbc.close()
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        return a_count
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    def _chk_state(self):
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        """Raise an AccountError if the Account is new - not yet saved in the
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        database."""
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        if self._new:
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            raise AErr(_(u"The account '%s' does not exist.") % self._addr,
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                       NO_SUCH_ACCOUNT)
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    @property
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    def address(self):
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        """The Account's EmailAddress instance."""
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        return self._addr
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    @property
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    def domain(self):
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        """The Domain to which the Account belongs to."""
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        if self._domain:
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            return self._domain
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        return None
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    @property
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    def gid(self):
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        """The Account's group ID."""
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        if self._domain:
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            return self._domain.gid
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        return None
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    @property
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    def home(self):
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        """The Account's home directory."""
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        if not self._new:
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            return '%s/%s' % (self._domain.directory, self._uid)
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        return None
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    @property
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    def mail_location(self):
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        """The Account's MailLocation."""
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        return self._mail
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    @property
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    def uid(self):
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        """The Account's unique ID."""
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        return self._uid
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    def set_password(self, password):
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        """Set a password for the new Account.
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        If you want to update the password of an existing Account use
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        Account.modify().
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        Argument:
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        `password` : basestring
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          The password for the new Account.
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        """
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        if not self._new:
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            raise AErr(_(u"The account '%s' already exists.") % self._addr,
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                       ACCOUNT_EXISTS)
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        if not isinstance(password, basestring) or not password:
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            raise AErr(_(u"Could not accept password: '%s'") % password,
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                       ACCOUNT_MISSING_PASSWORD)
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        self._passwd = password
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    def save(self):
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        """Save the new Account in the database."""
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        if not self._new:
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            raise AErr(_(u"The account '%s' already exists.") % self._addr,
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                       ACCOUNT_EXISTS)
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        if not self._passwd:
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            raise AErr(_(u"No password set for account: '%s'") % self._addr,
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                       ACCOUNT_MISSING_PASSWORD)
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        self._prepare(MailLocation(self._dbh, mbfmt=cfg_dget('mailbox.format'),
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                                   directory=cfg_dget('mailbox.root')))
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        dbc = self._dbh.cursor()
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        dbc.execute('INSERT INTO users (local_part, passwd, uid, gid, mid, '
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                    'qid, ssid, tid) VALUES (%s, %s, %s, %s, %s, %s, %s, %s)',
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                    (self._addr.localpart,
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                     pwhash(self._passwd, user=self._addr), self._uid,
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                     self._domain.gid, self._mail.mid,
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                     self._qlimit.qid if self._qlimit else None,
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                     self._services.ssid if self._services else None,
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                     self._transport.tid if self._transport else None))
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        self._dbh.commit()
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        dbc.close()
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        self._new = False
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    def modify(self, field, value):
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        """Update the Account's *field* to the new *value*.
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        Possible values for *field* are: 'name', 'password'.
245
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        Arguments:
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        `field` : basestring
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          The attribute name: 'name' or 'password'
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        `value` : basestring
275
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          The new value of the attribute.
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        """
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        if field not in ('name', 'password'):
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            raise AErr(_(u"Unknown field: '%s'") % field, INVALID_ARGUMENT)
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        self._chk_state()
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        dbc = self._dbh.cursor()
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        if field == 'password':
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            dbc.execute('UPDATE users SET passwd = %s WHERE uid = %s',
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                        (pwhash(value, user=self._addr), self._uid))
0
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        else:
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            dbc.execute('UPDATE users SET name = %s WHERE uid = %s',
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                        (value, self._uid))
0
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        if dbc.rowcount > 0:
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            self._dbh.commit()
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        dbc.close()
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    def update_quotalimit(self, quotalimit):
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        """Update the user's quota limit.
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        Arguments:
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        `quotalimit` : VirtualMailManager.quotalimit.QuotaLimit
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          the new quota limit of the domain.
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        """
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        if cfg_dget('misc.dovecot_version') < 0x10102f00:
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            raise VMMError(_(u'PostgreSQL-based dictionary quota requires '
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                             u'Dovecot >= v1.1.2.'), VMM_ERROR)
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        self._chk_state()
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        if quotalimit == self._qlimit:
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            return
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        self._qlimit = quotalimit
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        if quotalimit is not None:
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            assert isinstance(quotalimit, QuotaLimit)
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            quotalimit = quotalimit.qid
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        self._update_tables('qid', quotalimit)
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    def update_serviceset(self, serviceset):
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        """Assign a different set of services to the Account.
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        Argument:
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        `serviceset` : VirtualMailManager.serviceset.ServiceSet
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          the new service set.
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        """
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        self._chk_state()
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        if serviceset == self._services:
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            return
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        self._services = serviceset
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        if serviceset is not None:
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            assert isinstance(serviceset, ServiceSet)
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            serviceset = serviceset.ssid
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        self._update_tables('ssid', serviceset)
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    def update_transport(self, transport):
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        """Sets a new transport for the Account.
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        Arguments:
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        `transport` : VirtualMailManager.transport.Transport
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          the new transport
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        """
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        self._chk_state()
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        if transport == self._transport:
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            return
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        self._transport = transport
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        if transport is not None:
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            assert isinstance(transport, Transport)
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            if transport.transport.lower() in ('virtual', 'virtual:') and \
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                not self._mail.postfix:
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                raise AErr(_(u"Invalid transport '%(transport)s' for mailbox "
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                             u"format '%(mbfmt)s'.") %
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                           {'transport': transport, 'mbfmt': self._mail.mbformat},
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                           INVALID_MAIL_LOCATION)
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            transport = transport.tid
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        self._update_tables('tid', transport)
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    def _get_info_transport(self):
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        if self._transport:
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   329
            return self._transport.transport
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   330
        return format_domain_default(self._domain.transport.transport)
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   331
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    def _get_info_serviceset(self):
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   333
        if self._services:
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   334
            services = self._services.services
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   335
            fmt = lambda s: s
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   336
        else:
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   337
            services = self._domain.serviceset.services
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   338
            fmt = format_domain_default
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   339
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        ret = {}
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   341
        for service, state in services.iteritems():
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   342
            # TP: A service (e.g. pop3 or imap) may be enabled/usable or
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   343
            # disabled/unusable for a user.
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   344
            ret[service] = fmt((_('disabled'), _('enabled'))[state])
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        return ret
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   346
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   347
    def get_info(self):
245
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        """Returns a dict with some information about the Account.
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   349
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   350
        The keys of the dict are: 'address', 'gid', 'home', 'imap'
390
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   351
        'mail_location', 'name', 'pop3', 'sieve', 'smtp', transport', 'uid',
528
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   352
        'uq_bytes', 'uq_messages', 'ql_bytes', and 'ql_messages'.
245
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   353
        """
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   354
        self._chk_state()
0
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   355
        dbc = self._dbh.cursor()
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   356
        dbc.execute('SELECT name, CASE WHEN bytes IS NULL THEN 0 ELSE bytes '
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                    'END, CASE WHEN messages IS NULL THEN 0 ELSE messages END '
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                    'FROM users LEFT JOIN userquota USING (uid) WHERE '
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                    'users.uid = %s', (self._uid,))
0
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   360
        info = dbc.fetchone()
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   361
        dbc.close()
245
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   362
        if info:
444
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   363
            info = dict(zip(('name', 'uq_bytes', 'uq_messages'), info))
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   364
            info.update(self._get_info_serviceset())
0
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   365
            info['address'] = self._addr
275
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diff changeset
   366
            info['gid'] = self._domain.gid
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   367
            info['home'] = '%s/%s' % (self._domain.directory, self._uid)
293
a77b67673aa6 VMM/Account: replaced attribute _mid : int by _mail : MailLocation.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 290
diff changeset
   368
            info['mail_location'] = self._mail.mail_location
528
4b8c3f51d7da Reverted previous three changesets (e09139525580, 85517c8fde36, 3acbff727626)
Pascal Volk <user@localhost.localdomain.org>
parents: 527
diff changeset
   369
            info['ql_bytes'] = self._qlimit.bytes
4b8c3f51d7da Reverted previous three changesets (e09139525580, 85517c8fde36, 3acbff727626)
Pascal Volk <user@localhost.localdomain.org>
parents: 527
diff changeset
   370
            info['ql_messages'] = self._qlimit.messages
4b8c3f51d7da Reverted previous three changesets (e09139525580, 85517c8fde36, 3acbff727626)
Pascal Volk <user@localhost.localdomain.org>
parents: 527
diff changeset
   371
            info['transport'] = self._transport.transport
275
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   372
            info['uid'] = self._uid
0
bb0aa2102206 Initial import @sf.net
Pascal Volk <neverseen@users.sourceforge.net>
parents:
diff changeset
   373
            return info
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   374
        # nearly impossible‽
341
6709d0faf2f5 VMM/…: Unified messages and removed non-ASCII quotes.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 338
diff changeset
   375
        raise AErr(_(u"Could not fetch information for account: '%s'") %
290
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   376
                   self._addr, NO_SUCH_ACCOUNT)
0
bb0aa2102206 Initial import @sf.net
Pascal Volk <neverseen@users.sourceforge.net>
parents:
diff changeset
   377
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   378
    def get_aliases(self):
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   379
        """Return a list with all alias e-mail addresses, whose destination
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   380
        is the address of the Account."""
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   381
        self._chk_state()
90
1734eb5101c6 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 82
diff changeset
   382
        dbc = self._dbh.cursor()
290
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   383
        dbc.execute("SELECT address ||'@'|| domainname FROM alias, "
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   384
                    "domain_name WHERE destination = %s AND domain_name.gid = "
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   385
                    "alias.gid AND domain_name.is_primary ORDER BY address",
352
22d115376e4d VMM/…: Provide parameters as tuple to cursor.execute().
Pascal Volk <neverseen@users.sourceforge.net>
parents: 341
diff changeset
   386
                    (str(self._addr),))
90
1734eb5101c6 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 82
diff changeset
   387
        addresses = dbc.fetchall()
1734eb5101c6 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 82
diff changeset
   388
        dbc.close()
1734eb5101c6 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 82
diff changeset
   389
        aliases = []
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   390
        if addresses:
144
4c6aa6c29dd7 Small optimizations in Account.getAliases() and Alias.getInfo().
Pascal Volk <neverseen@users.sourceforge.net>
parents: 138
diff changeset
   391
            aliases = [alias[0] for alias in addresses]
90
1734eb5101c6 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 82
diff changeset
   392
        return aliases
1734eb5101c6 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 82
diff changeset
   393
333
1ed85e696748 VMM/{account,handler}: Account delete, use the boolean keyword force too.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 329
diff changeset
   394
    def delete(self, force=False):
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   395
        """Delete the Account from the database.
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   396
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   397
        Argument:
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   398
333
1ed85e696748 VMM/{account,handler}: Account delete, use the boolean keyword force too.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 329
diff changeset
   399
        `force` : bool
1ed85e696748 VMM/{account,handler}: Account delete, use the boolean keyword force too.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 329
diff changeset
   400
          if *force* is `True`, all aliases, which points to the Account,
1ed85e696748 VMM/{account,handler}: Account delete, use the boolean keyword force too.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 329
diff changeset
   401
          will be also deleted.  If there are aliases and *force* is
275
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   402
          `False`, an AccountError will be raised.
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   403
        """
333
1ed85e696748 VMM/{account,handler}: Account delete, use the boolean keyword force too.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 329
diff changeset
   404
        if not isinstance(force, bool):
1ed85e696748 VMM/{account,handler}: Account delete, use the boolean keyword force too.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 329
diff changeset
   405
            raise TypeError('force must be a bool')
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   406
        self._chk_state()
66
995d538a6eb5 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 65
diff changeset
   407
        dbc = self._dbh.cursor()
333
1ed85e696748 VMM/{account,handler}: Account delete, use the boolean keyword force too.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 329
diff changeset
   408
        if force:
352
22d115376e4d VMM/…: Provide parameters as tuple to cursor.execute().
Pascal Volk <neverseen@users.sourceforge.net>
parents: 341
diff changeset
   409
            dbc.execute('DELETE FROM users WHERE uid = %s', (self._uid),)
65
5506433db9a3 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 55
diff changeset
   410
            # delete also all aliases where the destination address is the same
5506433db9a3 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 55
diff changeset
   411
            # as for this account.
114
e671210b04b8 Fixed a libpq.OperationalError in Account.delete()
Pascal Volk <neverseen@users.sourceforge.net>
parents: 113
diff changeset
   412
            dbc.execute("DELETE FROM alias WHERE destination = %s",
352
22d115376e4d VMM/…: Provide parameters as tuple to cursor.execute().
Pascal Volk <neverseen@users.sourceforge.net>
parents: 341
diff changeset
   413
                        (str(self._addr),))
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   414
            self._dbh.commit()
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   415
        else:  # check first for aliases
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   416
            a_count = self._count_aliases()
275
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   417
            if a_count > 0:
66
995d538a6eb5 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 65
diff changeset
   418
                dbc.close()
290
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   419
                raise AErr(_(u"There are %(count)d aliases with the "
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   420
                             u"destination address '%(address)s'.") %
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   421
                           {'count': a_count, 'address': self._addr},
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   422
                           ALIAS_PRESENT)
352
22d115376e4d VMM/…: Provide parameters as tuple to cursor.execute().
Pascal Volk <neverseen@users.sourceforge.net>
parents: 341
diff changeset
   423
            dbc.execute('DELETE FROM users WHERE uid = %s', (self._uid,))
275
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   424
            self._dbh.commit()
66
995d538a6eb5 * 'VirtualMailManager/Account.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 65
diff changeset
   425
        dbc.close()
275
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   426
        self._new = True
293
a77b67673aa6 VMM/Account: replaced attribute _mid : int by _mail : MailLocation.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 290
diff changeset
   427
        self._uid = 0
275
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   428
        self._addr = self._dbh = self._domain = self._passwd = None
444
95275b61ff8a VMM/account: Integrated class ServiceSet in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 442
diff changeset
   429
        self._mail = self._qlimit = self._services = self._transport = None
19
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   430
225
a51809f7940b VMM/Transport: reworked Transport class.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 216
diff changeset
   431
252
af555e6967c8 VMM/Account: renamed function getAccountByID -> get_account_by_uid.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 250
diff changeset
   432
def get_account_by_uid(uid, dbh):
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   433
    """Search an Account by its UID.
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   434
252
af555e6967c8 VMM/Account: renamed function getAccountByID -> get_account_by_uid.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 250
diff changeset
   435
    This function returns a dict (keys: 'address', 'gid' and 'uid'), if an
af555e6967c8 VMM/Account: renamed function getAccountByID -> get_account_by_uid.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 250
diff changeset
   436
    Account with the given *uid* exists.
af555e6967c8 VMM/Account: renamed function getAccountByID -> get_account_by_uid.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 250
diff changeset
   437
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   438
    Argument:
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   439
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   440
    `uid` : long
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   441
      The Account unique ID.
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   442
    `dbh` : pyPgSQL.PgSQL.Connection
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   443
      a database connection for the database access.
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   444
    """
19
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   445
    try:
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   446
        uid = long(uid)
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   447
    except ValueError:
316
31d8931dc535 VMM/constants: Replaced the constants subpackage by a module.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 306
diff changeset
   448
        raise AErr(_(u'UID must be an int/long.'), INVALID_ARGUMENT)
19
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   449
    if uid < 1:
316
31d8931dc535 VMM/constants: Replaced the constants subpackage by a module.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 306
diff changeset
   450
        raise AErr(_(u'UID must be greater than 0.'), INVALID_ARGUMENT)
19
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   451
    dbc = dbh.cursor()
290
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   452
    dbc.execute("SELECT local_part||'@'|| domain_name.domainname AS address, "
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   453
                "uid, users.gid FROM users LEFT JOIN domain_name ON "
e2785e04f92e VMM/…: re-indented long queries and error messages.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 276
diff changeset
   454
                "(domain_name.gid = users.gid AND is_primary) WHERE uid = %s",
352
22d115376e4d VMM/…: Provide parameters as tuple to cursor.execute().
Pascal Volk <neverseen@users.sourceforge.net>
parents: 341
diff changeset
   455
                (uid,))
19
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   456
    info = dbc.fetchone()
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   457
    dbc.close()
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   458
    if not info:
417
8209da83e256 VMM: Updated some messages. (doesn't, isn't) -> (does not, is not)
Pascal Volk <neverseen@users.sourceforge.net>
parents: 404
diff changeset
   459
        raise AErr(_(u"There is no account with the UID: '%d'") % uid,
245
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   460
                   NO_SUCH_ACCOUNT)
f9a6b6701cf9 VMM/Account: reworked class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 236
diff changeset
   461
    info = dict(zip(('address', 'uid', 'gid'), info))
19
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   462
    return info
bf9a03c476fc * 'VirtualMailManager/VirtualMailManager.py'
Pascal Volk <neverseen@users.sourceforge.net>
parents: 17
diff changeset
   463
275
524f7ed5ad5b VMM/Account: some modifications and small improvements in class Account.
Pascal Volk <neverseen@users.sourceforge.net>
parents: 266
diff changeset
   464
del _, cfg_dget