mod_xxxx/verse/plugins/ping.lua

25 lines
746 B
Lua

local verse = require "verse";
local xmlns_ping = "urn:xmpp:ping";
function verse.plugins.ping(stream)
function stream:ping(jid, callback)
local t = socket.gettime();
stream:send_iq(verse.iq{ to = jid, type = "get" }:tag("ping", { xmlns = xmlns_ping }),
function (reply)
if reply.attr.type == "error" then
local type, condition, text = reply:get_error();
if condition ~= "service-unavailable" and condition ~= "feature-not-implemented" then
callback(nil, jid, { type = type, condition = condition, text = text });
return;
end
end
callback(socket.gettime()-t, jid);
end);
end
stream:hook("iq/"..xmlns_ping, function(stanza)
return stream:send(verse.reply(stanza));
end);
return true;
end