Mercurial > prosody-modules
comparison mod_block_s2s_subscriptions/mod_block_s2s_subscriptions.lua @ 775:70ff25db37fa
mod_block_s2s_subscriptions: New module to block incoming presence subscriptions from non-contacts on selected remote hosts
| author | Matthew Wild <mwild1@gmail.com> |
|---|---|
| date | Sun, 05 Aug 2012 02:27:58 +0100 |
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| children |
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| 774:52caf54fc270 | 775:70ff25db37fa |
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| 1 | |
| 2 local jid_split = require "util.jid".split; | |
| 3 local jid_bare = require "util.jid".bare; | |
| 4 local load_roster = require "core.rostermanager".load_roster; | |
| 5 | |
| 6 local blocked_servers = module:get_option_set("block_s2s_subscriptions")._items; | |
| 7 | |
| 8 function filter_presence(event) | |
| 9 if blocked_servers[event.origin.from_host] and event.stanza.attr.type == "subscribe" then | |
| 10 local stanza = event.stanza; | |
| 11 local to_user, to_host = jid_split(stanza.attr.to); | |
| 12 local roster = load_roster(to_user, to_host); | |
| 13 if roster and roster[jid_bare(stanza.attr.from)] then | |
| 14 return; -- In roster, pass through | |
| 15 end | |
| 16 return true; -- Drop | |
| 17 end | |
| 18 end | |
| 19 | |
| 20 module:hook("presence/bare", filter_presence, 200); -- Client receiving |