def init():
global _LocalStorage
if _LocalStorage is not None:
lg.warn('local storage already initialized')
return
contract_chain_dir = os.path.join(settings.ContractChainDir(), 'current')
_LocalStorage = Database(contract_chain_dir)
_LocalStorage.custom_header = coins_index.make_custom_header()
if _Debug:
lg.out(_DebugLevel, 'coins_db.init in %s' % contract_chain_dir)
if db().exists():
try:
db().open()
except:
temp_dir = os.path.join(settings.ContractChainDir(), 'tmp')
if os.path.isdir(temp_dir):
bpio._dir_remove(temp_dir)
tmpdb = regenerate_indexes(temp_dir)
rewrite_indexes(db(), tmpdb)
bpio._dir_remove(temp_dir)
db().open()
db().reindex()
else:
db().create()
refresh_indexes(db())
def regenerate_indexes(temp_dir):
"""
"""
tmpdb = Database(temp_dir)
tmpdb.custom_header = coins_index.make_custom_header()
tmpdb.create()
refresh_indexes(tmpdb)
tmpdb.close()
return tmpdb