# $Id$

from zope.app import zapi
from zope.app.dublincore.interfaces import ICMFDublinCore
from zope.security import checkPermission

class BlogListing:

    def getSortedBlogEntries(self):
        """Returns blog entries sorted on creation date in reverse order."""
        items = [(ICMFDublinCore(entry).created, entry) for
                 entry in self.context.values() if 
                 checkPermission("blog.ViewEntry", entry)]
        items.sort()
        items.reverse()
        return [t[1] for t in items]