# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1679088595 -3600
# Node ID 8cfbcbc0fb897d3b920d366d999ade97bf13b1f9
# Parent  40be37652d7039dcd048f7f72e981a31aa47b602
mod_muc_rtbl: Handle node purge

Prevents the module from going out of sync with the node in case this
event ever happens.

diff -r 40be37652d70 -r 8cfbcbc0fb89 mod_muc_rtbl/mod_muc_rtbl.lua
--- a/mod_muc_rtbl/mod_muc_rtbl.lua	Fri Mar 24 00:07:58 2023 +0100
+++ b/mod_muc_rtbl/mod_muc_rtbl.lua	Fri Mar 17 22:29:55 2023 +0100
@@ -38,6 +38,13 @@
 		module:log("debug", "Retracted hash: %s", hash);
 		banned_hashes[hash] = nil;
 	end;
+
+	purge = function()
+		module:log("debug", "Purge all hashes");
+		for hash in pairs(banned_hashes) do
+			banned_hashes[hash] = nil;
+		end
+	end;
 });
 
 function request_list()