cybertools/typology/type.py
helmutm 59f012b528 some minor fixes and improvements
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@1406 fd906abe-77d9-0310-91a1-e0d9ade77398
2006-10-16 09:28:27 +00:00

76 lines
1.8 KiB
Python

#
# Copyright (c) 2006 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
#
"""
Abstract base classes for type management.
$Id$
"""
from zope.interface import implements
from cybertools.typology.interfaces import IType, ITypeManager
class BaseType(object):
implements(IType)
def __init__(self, context):
self.context = context
def __eq__(self, other):
return IType.providedBy(other) and self.token == other.token
title = u'BaseType'
@property
def token(self):
return str(self.title.lower().replace(' ', '_'))
@property
def tokenForSearch(self): return self.token
qualifiers = None
typeInterface = None
factory = None
defaultContainer = None
viewName = ''
typeProvider = None
@property
def options(self):
return []
class TypeManager(object):
implements(ITypeManager)
@property
def types(self):
return (BaseType(None),)
def listTypes(self, **criteria):
return self.types
def getType(self, token):
for t in self.types:
if t.token == token:
return t
raise ValueError('Unrecognized token: ' + token)