Mercurial > prosody-modules
view mod_poke_strangers/mod_poke_strangers.lua @ 4537:53ee391ca689
mod_smacks: Fix traceback due to session being destroyed in send()
Sending something can cause the OS to notice that the connection is dead
and then the connection can be dead at this point. More likely if
opportunistic_writes is enabled.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Thu, 01 Apr 2021 11:35:26 +0200 |
parents | 0aa8aa6cdb1b |
children |
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local st = require"util.stanza"; local jid_split = require "util.jid".split; local jid_bare = require "util.jid".bare; local is_contact_subscribed = require "core.rostermanager".is_contact_subscribed; local uuid_generate = require "util.uuid".generate; local set = require "util.set"; local recently_queried = set.new(); local version_id = uuid_generate(); local disco_id = uuid_generate(); module:hook("iq-result/host/" .. version_id, function (event) module:log("info", "Stranger " .. event.stanza.attr.from .. " version: " .. tostring(event.stanza)); return true; end); module:hook("iq-result/host/" .. disco_id, function (event) module:log("info", "Stranger " .. event.stanza.attr.from .. " disco: " .. tostring(event.stanza)); return true; end); function check_subscribed(event) local stanza = event.stanza; local local_user_jid = stanza.attr.to; local to_user, to_host, to_resource = jid_split(local_user_jid); local stranger_jid = stanza.attr.from; if recently_queried:contains(stranger_jid) then module:log("debug", "Not re-poking " .. stranger_jid); return nil; end local from_jid = jid_bare(stranger_jid); if to_user and not is_contact_subscribed(to_user, to_host, from_jid) then if to_resource and stanza.attr.type == "groupchat" then return nil; end recently_queried:add(stranger_jid); module:send(st.iq({ type = "get", to = stranger_jid, from = to_host, id = version_id }):query("jabber:iq:version")); module:send(st.iq({ type = "get", to = stranger_jid, from = to_host, id = disco_id }):query("http://jabber.org/protocol/disco#info")); end return nil; end module:hook("message/bare", check_subscribed, 225); module:hook("message/full", check_subscribed, 225); -- Not hooking iqs, as that could turn into infinite loops!