cbba77503a
git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@1657 fd906abe-77d9-0310-91a1-e0d9ade77398
57 lines
2 KiB
Python
57 lines
2 KiB
Python
#
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# Copyright (c) 2007 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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View classes for versioning.
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$Id$
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"""
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from zope import interface, component
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from zope.app.pagetemplate import ViewPageTemplateFile
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from zope.app.security.interfaces import IUnauthenticatedPrincipal
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from zope.cachedescriptors.property import Lazy
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from loops.browser.common import BaseView
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from loops.versioning.interfaces import IVersionable
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from loops.versioning.util import getVersion
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class ListVersions(BaseView):
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template = ViewPageTemplateFile('version_macros.pt')
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@Lazy
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def macro(self):
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return self.template.macros['versions']
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def __init__(self, context, request):
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super(ListVersions, self).__init__(context, request)
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cont = self.controller
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if (cont is not None and not IUnauthenticatedPrincipal.providedBy(
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self.request.principal)):
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cont.macros.register('portlet_right', 'versions', title='Versions',
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subMacro=self.template.macros['portlet_versions'],
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info=self)
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def versions(self):
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versionable = IVersionable(self.context)
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versions = versionable.versions
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for v in sorted(versions):
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yield BaseView(versions[v], self.request)
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