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registry.py
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Tue, Sep 3, 19:14

registry.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2013, 2014 CERN.
##
## Invenio 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.
##
## Invenio 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 Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
__all__ = ['previewext', 'previews']
from invenio.ext.registry import ModuleAutoDiscoverySubRegistry
from flask.ext.registry import RegistryProxy
from invenio.utils.datastructures import LazyDict
previewext = RegistryProxy(
'previewext',
ModuleAutoDiscoverySubRegistry,
'previewext'
)
def dummy_can_preview(f):
pass
def dummy_preview(f, emb=None):
pass
previews = LazyDict(lambda: dict(map(lambda m: (
m.__name__.split('.')[-1],
dict(can_preview=getattr(m, 'can_preview', dummy_can_preview),
preview=getattr(m, 'preview', dummy_preview))), previewext)))

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