from django.utils.feedgenerator import Rss201rev2Feed 

from conservancy.apps.news.models import PressRelease

from conservancy.apps.blog.models import Entry as BlogEntry

from django.shortcuts import render_to_response

from django.conf import settings

from datetime import datetime

import itertools

import operator

class ConservancyFeedBase(Feed):

    def copyright_holder(self): return "Software Freedom Conservancy"

    def license_no_html(self): return "Licensed under the Creative Commons Attribution-ShareAlike 3.0 Unported License."

    def item_copyright(self, item):

        year = 2008

        for attr in ('pub_date', 'date_created', 'date_last_modified'):

            if hasattr(item, attr):

                if hasattr(getattr(item, attr), 'year'):

                    year = getattr(getattr(item, attr), 'year')

                    break

        return 'Copyright (C) %d, %s.  %s' % (year, self.copyright_holder(), self.license_no_html())