'''
Task Coach - Your friendly task manager
Copyright (C) 2004-2009 Frank Niessink <frank@niessink.com>
Copyright (C) 2007-2008 Jerome Laheurte <fraca7@free.fr>
Task Coach 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 3 of the License, or
(at your option) any later version.
Task Coach 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, see <http://www.gnu.org/licenses/>.
'''
from taskcoachlib.domain import base
import attachment
class AttachmentSorter(base.Sorter):
DomainObjectClass = attachment.Attachment
EventTypePrefix = 'attachment'
def createSortKeyFunction(self):
sortKeyName = self._sortKey
if not self._sortCaseSensitive and sortKeyName in ('subject', 'description'):
prepareSortValue = lambda stringOrUnicode: stringOrUnicode.lower()
else:
prepareSortValue = lambda value: value
return lambda attachment: [prepareSortValue(getattr(attachment,
sortKeyName)())]
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