Mercurial > prosody-modules
view mod_readonly/mod_readonly.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 | 7776c9dc5f37 |
children |
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local st = require "util.stanza"; local stores = module:get_option("readonly_stores", { vcard = { "vcard-temp", "vCard" }; }); local namespaces = {}; for name, namespace in pairs(stores) do namespaces[table.concat(namespace, ":")] = name; end local function prevent_write(event) local stanza = event.stanza; local xmlns_and_tag = stanza.tags[1].attr.xmlns..":"..stanza.tags[1].name; local store_name = namespaces[xmlns_and_tag]; if store_name then module:log("warn", "Preventing modification of %s store by %s", store_name, stanza.attr.from); event.origin.send(st.error_reply(stanza, "cancel", "not-allowed", store_name.." data is read-only")); return true; -- Block stanza end end for namespace in pairs(namespaces) do module:hook("iq-set/bare/"..namespace, prevent_write, 200); end