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# Localizer, Zope product that provides internationalization services
# Copyright (C) 2000-2002 Juan David Ibez Palomar <j-david@noos.fr>
# 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.
"""
Local attributes
"""
__version__ = "$Revision: 1.2.2.1 $"
from ExtensionClass import Base
class LocalAttribute(Base):
"""
Provides a way to override class variables, useful for example
for title (defined in SimpleItem).
"""
def __init__(self, id):
self.id = id
def __of__(self, parent):
return parent.getLocalAttribute(self.id)
class LocalAttributesBase:
def getLocalAttribute(self, name, lang=None):
""" """
raise NotImplemented
class LocalAttributes(LocalAttributesBase):
"""
Example of a 'LocalAttributesBase' derived class, this also a base class
for 'LocalFolder.LocalFolder' and 'Locale.Locale', it can be considered
the default implementation.
Returns attributes of the form <name>_<lang>. When <lang> has more than
one level, for example es-CO, the dashes are transformed to underscores,
as dashes aren't valid charecters for identifiers in Python. For example,
the call 'getLocalAttribute("long_date", "es-CO")' would return
'self.long_date_es_CO'.
"""
def getLocalAttribute(self, name, lang=None):
if lang is None:
lang = self.get_selected_language()
lang = lang.replace('-', '_')
name = '%s_%s' % (name, lang)
return getattr(self, name)
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