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# R overlay -- recipe, distmap
# -*- coding: utf-8 -*-
# Copyright (C) 2013 André Erdmann <dywi@mailerd.de>
# Distributed under the terms of the GNU General Public License;
# either version 2 of the License, or (at your option) any later version.
import os.path
import roverlay.config
import roverlay.db.distmap
__all__ = [ 'access', ]
def setup():
"""Creates the static distmap instance."""
global DISTMAP
distmap_file = (
roverlay.config.get ( 'OVERLAY.DISTMAP.dbfile', None )
or (
roverlay.config.get_or_fail ( 'CACHEDIR.root' )
+ os.path.sep + "distmap.db"
)
)
if distmap_file:
DISTMAP = roverlay.db.distmap.FileDistMap (
distmap_file = distmap_file,
distmap_compression = roverlay.config.get (
'OVERLAY.DISTMAP.compression', 'bz2'
),
ignore_missing=True
)
else:
DISTMAP = None
return DISTMAP
# --- end of setup (...) ---
def access():
"""Returns the static distmap instance."""
return DISTMAP
# --- end of access (...) ---
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