"""
returns a sorted list of log entries
"""
# Copyright © 2004 Saugus.net, Inc.
# All Rights Reserved.

# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.

from ZTUtils import LazyFilter

#zcat=context.portal_catalog
#sortableEntries=[]
#for objCat in zcat(query='/Local/Guestbook',level=-1,
#                   Subject='Guestbook'):
#  entry=objCat.getObject()
#  if entry.isEntryAllowedByFilter(subjectStr):
#    sortableEntries.append((entry.rank,entry.creation_date,entry))

sortableEntries=[]
for entry in LazyFilter(context.objectValues('News Item'),skip='View'):
  if entry.Type()=='Log Entry' and entry.isEntryAllowedByFilter(subjectStr):
    sortableEntries.append((entry.rank,entry.creation_date,entry))
if len(sortableEntries)>0:
  sortableEntries.sort()
  sortableEntries.reverse()
  entries=[]
  for entryTuple in sortableEntries:
    entries.append(entryTuple[2])
  return entries
else:
  return None