view mod_readonly/mod_readonly.lua @ 5265:f845c218e52c

mod_http_oauth2: Allow revoking a token without OAuth client credentials If you have a valid token, and you're not supposed to have it, revoking it seems the most responsible thing to do with it, so it should be allowed, while if you are supposed to have it, you should also be allowed to revoke it.
author Kim Alvefur <zash@zash.se>
date Tue, 21 Mar 2023 22:02:38 +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