annotate mod_deny_omemo/mod_deny_omemo.lua @ 4813:0a257d1402c3

mod_muc_rtbl: Optimize case with zero hashes On the assumption that during quiet times between torrents of spam, the hash set would be empty. There would be no point in doing the operations and hashes to check for a match in that case.
author Kim Alvefur <zash@zash.se>
date Mon, 06 Dec 2021 18:19:19 +0100
parents 2ad35f08bd57
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3053
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 local st = require "util.stanza";
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 local omemo_namespace_prefix = "eu.siacs.conversations.axolotl."
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 module:hook("iq/bare/http://jabber.org/protocol/pubsub:pubsub", function (event)
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 local origin, stanza = event.origin, event.stanza;
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local node = stanza.tags[1].tags[1].attr.node;
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 if node and node:sub(1, #omemo_namespace_prefix) == omemo_namespace_prefix then
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 origin.send(st.error_reply(stanza, "cancel", "item-not-found", "OMEMO is disabled"));
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 return true;
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 end
2ad35f08bd57 mod_deny_omemo: Prevents publishing and retreival of OMEMO PEP nodes
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 end, 10);