loops/versioning/browser.py
helmutm 0c789f3966 basic versioning OK, including search, versions portlet
git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@1658 fd906abe-77d9-0310-91a1-e0d9ade77398
2007-03-22 17:01:41 +00:00

51 lines
1.5 KiB
Python

#
# Copyright (c) 2007 Helmut Merz helmutm@cy55.de
#
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
"""
View classes for versioning.
$Id$
"""
from zope import interface, component
from zope.app.pagetemplate import ViewPageTemplateFile
from zope.app.security.interfaces import IUnauthenticatedPrincipal
from zope.cachedescriptors.property import Lazy
from loops.browser.common import BaseView
from loops.versioning.interfaces import IVersionable
from loops.versioning.util import getVersion
version_macros = ViewPageTemplateFile('version_macros.pt')
class ListVersions(BaseView):
template = version_macros
@Lazy
def macro(self):
return self.template.macros['versions']
def versions(self):
versionable = IVersionable(self.context)
versions = versionable.versions
for v in sorted(versions):
yield BaseView(versions[v], self.request)