8e8797a4d1
git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@2478 fd906abe-77d9-0310-91a1-e0d9ade77398
76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
#
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# Copyright (c) 2008 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Export/import of annotations.
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$Id$
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"""
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from zope.component import adapts
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from zope.dublincore.interfaces import IZopeDublinCore
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from zope.interface import implements
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from loops.external.element import Element, elementTypes
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from loops.external.interfaces import ISubExtractor
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from loops.interfaces import ILoopsObject
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class AnnotationsElement(Element):
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elementType = 'annotations'
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def __init__(self, **kw):
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for k, v in kw.items():
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self[k] = v
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def __call__(self, loader):
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print self.items()
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class AnnotationsExtractor(object):
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implements(ISubExtractor)
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adapts(ILoopsObject)
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dcAttributes = ('title', 'description', 'creators', 'created', 'modified')
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def __init__(self, context):
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self.context = context
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def extract(self):
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dc = IZopeDublinCore(self.context, None)
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if dc is not None:
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result = {}
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for attr in self.dcAttributes:
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value = getattr(dc, attr, None)
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if attr in ('title',):
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if value == getattr(self.context, attr):
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value = None
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if value:
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if attr in ('created', 'modified'):
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value = value.strftime('%Y-%m-%dT%H:%M')
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result[attr] = value
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if result:
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yield AnnotationsElement(**result)
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elementTypes.update(dict(
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annotations=AnnotationsElement,
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))
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