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mod_roster: Tidier code for the roster versioning logic

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Matthew Wild 2010-03-22 01:54:22 +00:00
parent c4bb05ab3e
commit edc283b455
1 changed files with 4 additions and 3 deletions
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7
plugins/mod_roster.lua
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@ -36,9 +36,10 @@ module:add_iq_handler("c2s", "jabber:iq:roster",
if stanza.attr.type == "get" then if stanza.attr.type == "get" then
local roster = st.reply(stanza); local roster = st.reply(stanza);
local ver = stanza.tags[1].attr.ver local client_ver = tonumber(stanza.tags[1].attr.ver);
local server_ver = tonumber(session.roster[false].version or 1);
if (not ver) or tonumber(ver) ~= (session.roster[false].version or 1) then if not (client_ver and server_ver) or client_ver ~= server_ver then
roster:query("jabber:iq:roster"); roster:query("jabber:iq:roster");
-- Client does not support versioning, or has stale roster -- Client does not support versioning, or has stale roster
for jid in pairs(session.roster) do for jid in pairs(session.roster) do
@ -55,7 +56,7 @@ module:add_iq_handler("c2s", "jabber:iq:roster",
roster:up(); -- move out from item roster:up(); -- move out from item
end end
end end
roster.tags[1].attr.ver = tostring(session.roster[false].version or "1"); roster.tags[1].attr.ver = server_ver;
end end
session.send(roster); session.send(roster);
session.interested = true; -- resource is interested in roster updates session.interested = true; -- resource is interested in roster updates