cybertools/ajax/dojo/z2traversal.py
helmutm 9467c07af1 provide traversal class + corresponding configure file for being able to use Dojo in Zope 2
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@2832 fd906abe-77d9-0310-91a1-e0d9ade77398
2008-08-18 14:30:38 +00:00

56 lines
2 KiB
Python

#
# Copyright (c) 2008 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
#
"""
Customized IPublishTraverse adapter(s) for Zope 2.
$Id$
"""
from zope.publisher.interfaces import NotFound
class ResourceTraverser(object):
""" IPublishTraverse adapter for file and directory resources,
allows using resource file names with underscores, like e.g.
used by Dojo.
Include in your configure.zcml via this directive:
<zope:adapter
for="zope.component.interfaces.IResource
zope.publisher.interfaces.browser.IBrowserRequest"
provides="zope.publisher.interfaces.browser.IBrowserPublisher"
factory="cybertools.ajax.dojo.z2traversal.ResourceTraverser" />
"""
def __init__(self, context, request):
self.context = context
self.request = request
def publishTraverse(self, request, name):
if hasattr(self.context, 'get'):
subob = self.context.get(name, None)
else:
subob = getattr(self.context, name, None)
if subob is None:
raise NotFound(self.context, name, request)
return subob
def browserDefault(self, request):
if hasattr(self.context, '__browser_default__'):
return self.context.__browser_default__(request)
return self.context, ()