diff options
Diffstat (limited to 'plugins/mod_roster.lua')
| -rw-r--r-- | plugins/mod_roster.lua | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/plugins/mod_roster.lua b/plugins/mod_roster.lua index de0a6184..da375e5d 100644 --- a/plugins/mod_roster.lua +++ b/plugins/mod_roster.lua @@ -12,6 +12,7 @@ local st = require "util.stanza" local jid_split = require "util.jid".split; local t_concat = table.concat; +local tostring = tostring; local handle_presence = require "core.presencemanager".handle_presence; local rm_remove_from_roster = require "core.rostermanager".remove_from_roster; @@ -27,19 +28,26 @@ module:add_iq_handler("c2s", "jabber:iq:roster", if stanza.attr.type == "get" then local roster = st.reply(stanza) :query("jabber:iq:roster"); - for jid in pairs(session.roster) do - if jid ~= "pending" then - roster:tag("item", { - jid = jid, - subscription = session.roster[jid].subscription, - ask = session.roster[jid].ask, - name = session.roster[jid].name, - }); - for group in pairs(session.roster[jid].groups) do - roster:tag("group"):text(group):up(); + + local ver = stanza.tags[1].attr.ver + + if (not ver) or tonumber(ver) ~= (session.roster[false].version or 1) then + -- Client does not support versioning, or has stale roster + for jid in pairs(session.roster) do + if jid ~= "pending" and jid then + roster:tag("item", { + jid = jid, + subscription = session.roster[jid].subscription, + ask = session.roster[jid].ask, + name = session.roster[jid].name, + }); + for group in pairs(session.roster[jid].groups) do + roster:tag("group"):text(group):up(); + end + roster:up(); -- move out from item end - roster:up(); -- move out from item end + roster.tags[1].attr.ver = tostring(session.roster[false].version or "1"); end session.send(roster); session.interested = true; -- resource is interested in roster updates @@ -47,7 +55,8 @@ module:add_iq_handler("c2s", "jabber:iq:roster", elseif stanza.attr.type == "set" then local query = stanza.tags[1]; if #query.tags == 1 and query.tags[1].name == "item" - and query.tags[1].attr.xmlns == "jabber:iq:roster" and query.tags[1].attr.jid + and query.tags[1].attr.xmlns == "jabber:iq:roster" and query.tags[1].attr.jid + -- Protection against overwriting roster.pending, until we move it and query.tags[1].attr.jid ~= "pending" then local item = query.tags[1]; local from_node, from_host = jid_split(stanza.attr.from); |