--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mod_server_contact_info/mod_server_contact_info.lua	Fri Jun 07 16:14:58 2024 +0100
@@ -0,0 +1,54 @@
+-- XEP-0157: Contact Addresses for XMPP Services for Prosody
+--
+-- Copyright (C) 2011-2018 Kim Alvefur
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+-- This module is backported from Prosody trunk for the benefit of
+-- Prosody 0.12 deployments. The following line will ensure that it won't be
+-- loaded in Prosody versions with built-in support for mod_server_info -
+-- thus preferring the mod_server_contact_info shipped with Prosody instead.
+--% conflicts: mod_server_info
+
+
+local array = require "util.array";
+local it = require "util.iterators";
+local jid = require "util.jid";
+local url = require "socket.url";
+
+module:depends("server_info");
+
+-- Source: http://xmpp.org/registrar/formtypes.html#http:--jabber.org-network-serverinfo
+local address_types = {
+	abuse = "abuse-addresses";
+	admin = "admin-addresses";
+	feedback = "feedback-addresses";
+	sales = "sales-addresses";
+	security = "security-addresses";
+	status = "status-addresses";
+	support = "support-addresses";
+};
+
+-- JIDs of configured service admins are used as fallback
+local admins = module:get_option_inherited_set("admins", {});
+
+local contact_config = module:get_option("contact_info", {
+	admin = array.collect(admins / jid.prep / function(admin) return url.build({scheme = "xmpp"; path = admin}); end);
+});
+
+local fields = {};
+
+for key, field_var in it.sorted_pairs(address_types) do
+	if contact_config[key] then
+		table.insert(fields, {
+			type = "list-multi";
+			name = key;
+			var = field_var;
+			value = contact_config[key];
+		});
+	end
+end
+
+module:add_item("server-info-fields", fields);