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# -*- coding: utf-8 -*- 

# Copyright (C) 1998-2019 by the Free Software Foundation, Inc. 

# 

# This file is part of Postorius. 

# 

# Postorius 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, either version 3 of the License, or (at your option) 

# any later version. 

# 

# Postorius 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 General Public License for 

# more details. 

# 

# You should have received a copy of the GNU General Public License along with 

# Postorius. If not, see <http://www.gnu.org/licenses/>. 

 

 

from django import template 

 

from postorius.auth.utils import user_is_in_list_roster 

from postorius.models import List 

 

from mailmanclient import MailingList 

 

register = template.Library() 

 

__all__ = [ 

'get_list', 

'user_is_list_moderator', 

'user_is_list_owner', 

] 

 

 

def get_list(mlist): 

""" 

Given either a mailing list identifier or MailingList object itself, return 

the MailingList object. Identifiers could be one of the following: 

- List's posting address: test_list@example.com 

- List's fqdn: test_list.example.com 

""" 

return mlist if isinstance(mlist, MailingList) else List.objects.get(mlist) 

 

 

@register.simple_tag 

def user_is_list_owner(user, mlist): 

""" 

Given a User object and a MailingList object/identifier, returns True if 

the user is an owner of the given MailingList False otherwise. 

""" 

return user_is_in_list_roster(user, get_list(mlist), 'owners') 

 

 

@register.simple_tag 

def user_is_list_moderator(user, mlist): 

""" 

Given a User object and a MailingList object/identifier, return True if 

the user is one of the list moderators, False otherwise. 

""" 

return user_is_in_list_roster(user, get_list(mlist), 'moderators')