# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1545492891 -3600
# Node ID 26ae3b6a8a57a844d154beeb620413caf8733e8a
# Parent  4cbb1e38143140ddd412da49c941b85b4ef02387
mod_pubsub_stats: Generate a textual summary for notifications

diff -r 4cbb1e381431 -r 26ae3b6a8a57 mod_pubsub_stats/mod_pubsub_stats.lua
--- a/mod_pubsub_stats/mod_pubsub_stats.lua	Tue Dec 18 19:12:52 2018 +0100
+++ b/mod_pubsub_stats/mod_pubsub_stats.lua	Sat Dec 22 16:34:51 2018 +0100
@@ -40,3 +40,15 @@
 function module.unload()
 	pubsub.service:delete(node, true);
 end
+
+module:hook("pubsub-summary/http://jabber.org/protocol/stats", function (event)
+	local payload = event.payload;
+	local summary = {};
+	for stat in payload:childtags("stat") do
+		if stat.attr.name and stat.attr.value then
+			table.insert(summary, string.format("%s: %g %s", stat.attr.name, tonumber(stat.attr.value), stat.attr.units or ""));
+		end
+	end
+	return table.concat(summary, "\n");
+end);
+