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#
# Copyright (C) 2010 Wikkid Developers.
#
# This software is licensed under the GNU Affero General Public License
# version 3 (see the file LICENSE).
"""The directory resource class.
A directory resource is one where the path specifies a directory in the
filestore.
"""
from zope.interface import implementer
from wikkid.model.missing import MissingResource
from wikkid.interface.filestore import FileType
from wikkid.interface.resource import IDirectoryResource
class DirectoryMethods(object):
"""Directory methods are used by DirectoryResource and WikiTextFile.
The methods are only valid on WikiTextFile objects when there is a
directory with the same name as the wiki file without the '.txt'
"""
def get_dir_name(self):
return self.dir_resource.path
def get_listing(self):
"""Return a list of resources that are in this directory."""
dir_name = self.get_dir_name()
filestore = self.factory.filestore
listing = []
for entry in filestore.list_directory(dir_name):
if entry.file_type == FileType.DIRECTORY:
file_resource = None
dir_resource = entry
else:
file_resource = entry
dir_resource = None
file_path = entry.path
listing.append(
self.factory.get_resource(
'/' + file_path, file_path, file_resource, dir_resource))
return listing
@implementer(IDirectoryResource)
class DirectoryResource(MissingResource, DirectoryMethods):
"""A directory in the filestore.
By definition, a directory is also a missing wiki page.
"""
def __repr__(self):
return "<DirectoryResource '%s'>" % self.path
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