+ if roster then
+ local metadata = roster[false];
+ if not metadata then
+ metadata = {};
+ roster[false] = metadata;
+ end
+ if metadata.version ~= true then
+ metadata.version = (metadata.version or 0) + 1;
+ end
+ if roster[false].broken then return nil, "Not saving broken roster" end
+ return datamanager.store(username, host, "roster", roster);
+ end
+ log("warn", "save_roster: user had no roster to save");