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registry.py
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Thu, Sep 12, 11:07

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__ = ['previewerext', 'previewers']
from invenio.ext.registry import ModuleAutoDiscoverySubRegistry
from flask.ext.registry import RegistryProxy
from invenio.utils.datastructures import LazyDict
previewerext = RegistryProxy(
'previewerext',
ModuleAutoDiscoverySubRegistry,
'previewerext'
)
def dummy_can_preview(f):
pass
def dummy_preview(f, emb=None):
pass
previewers = 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))), previewerext)))

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