#!/usr/bin/env python

# -*- coding: UTF-8 -*-

# Copyright 2007-2008 VEB IT

# See COPYING for distribution information.

# $Id$

"""This is the vmm main script."""

from VirtualMailManager.constants.VERSION import VERSION

__author__ = 'Pascal Volk <p.volk@veb-it.de>'

__version__ = VERSION

__revision__ = 'rev '+'$Rev$'.split()[1]

__date__ = '$Date$'.split()[1]

import os

import sys

import gettext

from getpass import getpass

from VirtualMailManager.VirtualMailManager import VirtualMailManager

from VirtualMailManager.Config import VMMConfig

import VirtualMailManager.Exceptions as VMME

import VirtualMailManager.constants.EXIT as EXIT

import VirtualMailManager.constants.ERROR as ERR

__prog__ = os.path.basename(sys.argv[0])

gettext.bindtextdomain(__prog__, '/usr/local/share/locale')

gettext.textdomain(__prog__)

_ = gettext.gettext

def usage(excode=0, errMsg=None):

    sys.stderr.write(_("""\

Usage: %s SUBCOMMAND OBJECT ARGS*

  short long

  subcommand            object           args (* = optional)\n\n""")% __prog__)

    sys.stderr.write("""\

  da    domainadd       domain.tld       transport*

  di    domaininfo      domain.tld       detailed*

  dt    domaintransport domain.tld       transport force*

  dd    domaindelete    domain.tld       delalias*|deluser*|delall*

  ua    useradd         user@domain.tld  password*

  ui    userinfo        user@domain.tld  du*

  un    username        user@domain.tld  'Users Name'

  up    userpassword    user@domain.tld  password*

  ut    usertransport   user@domain.tld  transport

  u0    userdisable     user@domain.tld  smtp*|pop3*|imap*|managesieve*|all*

  u1    userenable      user@domain.tld  smtp*|pop3*|imap*|managesieve*|all*

  ud    userdelete      user@domain.tld

  aa    aliasadd        alias@domain.tld user@domain.tld

  ai    aliasinfo       alias@domain.tld

  ad    aliasdelete     alias@domain.tld user@domain.tld*

  gu    getuser         userid

  cf    configure                        section*

  h     help

  v     version

""")

    if not errMsg is None:

        sys.stderr.write('%s: %s\n' % (_('Error'), errMsg))

    sys.exit(excode)

def getVMM():

    try:

        vmm = VirtualMailManager()

        return vmm

    except (VMME.VMMException, VMME.VMMNotRootException, VMME.VMMPermException,

            VMME.VMMConfigException), e:

        sys.stderr.write("\a%s: %s\n" % (_('Error'),e[0][0]))

        sys.exit(e[0][1])

def configure():

    try:

        if len(sys.argv) < 3:

            vmm.configure()

        else:

            vmm.configure(sys.argv[2])

    except (EOFError, KeyboardInterrupt):

        sys.stderr.write('\n%s!\n' % _('Ouch'))

        sys.exit(EXIT.USER_INTERRUPT)

    except VMME.VMMConfigException, e:

        sys.stderr.write(str(e))

        sys.exit(ERR.CONF_ERROR)

    sys.exit(0)

def _readpass():

    clear0 = ''

    clear1 = '1'

    while clear0 != clear1:

        while len(clear0) < 1:

            clear0 = getpass(prompt=_('Enter new password: '))

            if len(clear0) < 1:

                sys.stderr.write('%s\n'

                        % _('Sorry, empty passwords are not permitted'))

        clear1 = getpass(prompt=_('Retype new password: '))

        if clear0 != clear1:

            clear0 = ''

            sys.stderr.write('%s\n' % _('Sorry, passwords do not match'))

    return clear0

def _getOrder():

    order = ()

    if sys.argv[1] in ['di', 'domaininfo']:

        order = (('domainname', 0), ('gid', 1), ('transport', 0),

                ('domaindir', 0), ('accounts', 0), ('aliases', 0))

    elif sys.argv[1] in ['ui', 'userinfo']:

        if argc == 3:

            order = (('address', 0), ('name', 0), ('uid', 1), ('gid', 1),

                    ('transport', 0), ('maildir', 0), ('smtp', 1), ('pop3', 1),

                    ('imap', 1), ('managesieve', 1))

        else:

            order = (('address', 0), ('name', 0), ('uid', 1), ('gid', 1),

                    ('transport', 0), ('maildir', 0), ('disk usage', 0),

                    ('smtp', 1), ('pop3', 1), ('imap', 1), ('managesieve', 1))

    elif sys.argv[1] in ['gu', 'getuser']:

        order = (('uid', 1), ('gid', 1), ('address', 0))

    return order

def _printInfo(info, title):

    msg = '%s %s' % (title, _('information'))

    print '%s\n%s' % (msg, '-'*len(msg))

    for k,u in _getOrder():

        if u:

            print '\t%s: %s' % (k.upper().ljust(15, '.'), info[k])

        else:

            print '\t%s: %s' % (k.title().ljust(15, '.'), info[k])

    print

def _printUsers(users, title):

    msg = '%s %s' % (_('Available'), title)

    print '%s\n%s' % (msg, '-'*len(msg))

    if len(users) > 0:

        for user in users:

            print '\t%s' % user

    else:

        print _('\tNone')

    print

def _printAliases(alias, targets):

    msg = _('Alias information')

    print '%s\n%s' % (msg, '-'*len(msg))

    print _('\tMail for %s goes to:') % alias

    if len(targets) > 0:

        for target in targets:

            print '\t     -> %s' % target

    else:

        print _('\tNone')

    print

def domain_add():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing domain name.'))

    elif argc < 4:

        vmm.domain_add(sys.argv[2].lower())

    else:

        vmm.domain_add(sys.argv[2].lower(), sys.argv[3])

def domain_delete():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing domain name.'))

    elif argc < 4:

        vmm.domain_delete(sys.argv[2].lower())

    else:

        vmm.domain_delete(sys.argv[2].lower(), sys.argv[3])

def domain_info():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing domain name.'))

    elif argc < 4:

        _printInfo(vmm.domain_info(sys.argv[2].lower()), 'Domain')

    else:

        infos = vmm.domain_info(sys.argv[2].lower(), sys.argv[3])

        _printInfo(infos[0], 'Domain')

        _printUsers(infos[1], _('accounts'))

        _printUsers(infos[2], _('aliases'))

def domain_transport():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing domain name and new transport.'))

    if argc < 4:

        usage(EXIT.MISSING_ARGS, _('Missing new transport.'))

    elif argc < 5:

        vmm.domain_transport(sys.argv[2].lower(), sys.argv[3])

    else:

        vmm.domain_transport(sys.argv[2].lower(), sys.argv[3], sys.argv[4])

def user_add():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address.'))

    elif argc < 4:

        password = _readpass()

    else:

        password = sys.argv[3]

    vmm.user_add(sys.argv[2].lower(), password)

def user_delete():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address.'))

    else:

        vmm.user_delete(sys.argv[2].lower())

def user_info():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address.'))

    elif argc < 4:

        _printInfo(vmm.user_info(sys.argv[2].lower()), 'Account')

    else:

        _printInfo(vmm.user_info(sys.argv[2].lower(), True), 'Account')

def user_name():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address and users name.'))

    if argc < 4:

        usage(EXIT.MISSING_ARGS, _('Missing users name.'))

    else:

        vmm.user_name(sys.argv[2].lower(), sys.argv[3])

def user_transport():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address and transport.'))

    if argc <4:

        usage(EXIT.MISSING_ARGS, _('Missing transport.'))

    else:

        vmm.user_transport(sys.argv[2].lower(), sys.argv[3])

def user_enable():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address.'))

    elif argc < 4:

        vmm.user_enable(sys.argv[2].lower())

    else:

        vmm.user_enable(sys.argv[2].lower(), sys.argv[3].lower())

def user_disable():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address.'))

    elif argc < 4:

        vmm.user_disable(sys.argv[2].lower())

    else:

        vmm.user_disable(sys.argv[2].lower(), sys.argv[3].lower())

def user_password():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing e-mail address.'))

    elif argc < 4:

        password = _readpass()

    else:

        password = sys.argv[3]

    vmm.user_password(sys.argv[2].lower(), password)

def alias_add():

    if argc < 4:

        usage(EXIT.MISSING_ARGS, _('Missing alias address and destination.'))

    else:

        vmm.alias_add(sys.argv[2].lower(), sys.argv[3])

def alias_info():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing alias address'))

    else:

        _printAliases(sys.argv[2], vmm.alias_info(sys.argv[2].lower()))

def alias_delete():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing alias address'))

    elif argc < 4:

        vmm.alias_delete(sys.argv[2].lower())

    else:

        vmm.alias_delete(sys.argv[2].lower(), sys.argv[3].lower())

def user_byID():

    if argc < 3:

        usage(EXIT.MISSING_ARGS, _('Missing userid'))

    else:

        _printInfo(vmm.user_byID(sys.argv[2]), 'Account')

def showWarnings():

    if vmm.hasWarnings():

        print _('\nWarnings:')

        for w in vmm.getWarnings():

            print " * ",w

#def main():

if __name__ == '__main__':

    argc = len(sys.argv)

    if argc < 2:

        usage(EXIT.MISSING_ARGS) # -> exit

    vmm = getVMM()

    try:

        if sys.argv[1] in ['cf',  'configure'] or not vmm.setupIsDone():

            configure()

    except VMME.VMMConfigException, e:

        sys.stderr.write(str(e))

        sys.exit(ERR.CONF_ERROR)

    except VMME.VMMException, e:

        sys.stderr.write("\a%s: %s\n" % (_('Error'), e[0][0]))

        sys.exit(e[0][1])

    try:

        if sys.argv[1] in ['da', 'domainadd']:

            domain_add()

        elif sys.argv[1] in ['di', 'domaininfo']:

            domain_info()