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"""Abstraction layer for working outside the Sugar environment"""
import logging
log = logging.getLogger( 'olpcgames.util' )
import os.path
NON_SUGAR_ROOT = '~/.olpcgames/'
try:
from sugar.activity.activity import get_bundle_path as _get_bundle_path
def get_bundle_path( ):
"""Retrieve bundle path from activity with fix for silly registration bug"""
path = _get_bundle_path()
if path.endswith( '.activity.activity' ):
log.warn( '''Found double .activity suffix in bundle path, truncating: %s''', path )
path = path[:-9]
return path
except ImportError:
log.warn( '''Do not appear to be running under Sugar, stubbing-in get_bundle_path''' )
def get_bundle_path():
"""Retrieve a substitute data-path for non OLPC systems"""
return os.path.expanduser( NON_SUGAR_ROOT )
def get_activity_root( ):
"""Return the activity root for data storage operations
If the activity is present, returns the activity's root,
otherwise returns NON_SUGAR_ROOT as the directory.
"""
import olpcgames
if olpcgames.ACTIVITY:
return olpcgames.ACTIVITY.get_activity_root()
else:
return os.path.expanduser( NON_SUGAR_ROOT )
def data_path(file_name):
"""Return the full path to a file in the data sub-directory of the bundle"""
return os.path.join(get_bundle_path(), 'data', file_name)
def tmp_path(file_name):
"""Return the full path to a file in the temporary directory"""
return os.path.join(get_activity_root(), 'tmp', file_name)
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