loops/util.py
helmutm db5a60a6a3 use formlib for creating a new loops site; automatically create subobjects
git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@1246 fd906abe-77d9-0310-91a1-e0d9ade77398
2006-06-10 15:21:45 +00:00

54 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
#
"""
Utility functions.
$Id$
"""
from zope.interface import directlyProvides, directlyProvidedBy
from zope.i18nmessageid import MessageFactory
from zope.schema import vocabulary
#from view import TargetRelation
_ = MessageFactory('loops')
class KeywordVocabulary(vocabulary.SimpleVocabulary):
def __init__(self, items, *interfaces):
terms = [vocabulary.SimpleTerm(token, token, title)
for token, title in items]
super(KeywordVocabulary, self).__init__(terms, *interfaces)
def removeTargetRelation(context, event):
""" Handles IRelationInvalidatedEvent by doing some cleanup work.
"""
targetIfc = context.second.proxyInterface
if targetIfc:
directlyProvides(context.first, directlyProvidedBy(context) - targetIfc)
def nl2br(text):
if not text: return text
if '\n' in text: # Unix or DOS line endings
return '<br />\n'.join(x.replace('\r', '') for x in text.split('\n'))
else: # gracefully handle Mac line endings
return '<br />\n'.join(text.split('\r'))