2 

     2 

     3 local datamanager = require"core.storagemanager".olddm;

     3 local datamanager = require"core.storagemanager".olddm;

     4 local xml_parse = require"util.xml".parse;

     4 local xml_parse = require"util.xml".parse;

     5 local data_load, data_store = datamanager.load, datamanager.store;

     5 local data_load, data_store = datamanager.load, datamanager.store;

     6 local datastore = "muc_log";

     6 local datastore = "muc_log";