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authorMatthew Wild <mwild1@gmail.com>2014-08-28 09:20:33 +0100
committerMatthew Wild <mwild1@gmail.com>2014-08-28 09:20:33 +0100
commit08a98f31738dbdca78b04722d5dc63d84754ef39 (patch)
tree7ddf642b2da3512449603085c9659ce53bbc65cd /util/filters.lua
parent18972a28d852a6fa6a2e8b47f4fbcaac61ff6254 (diff)
downloadprosody-08a98f31738dbdca78b04722d5dc63d84754ef39.tar.gz
prosody-08a98f31738dbdca78b04722d5dc63d84754ef39.zip
util.filters: Ignore filters being added twice (fixes issues on removal)vault/0.9.5
Diffstat (limited to 'util/filters.lua')
-rw-r--r--util/filters.lua2
1 files changed, 2 insertions, 0 deletions
diff --git a/util/filters.lua b/util/filters.lua
index d24bd33e..6290e53b 100644
--- a/util/filters.lua
+++ b/util/filters.lua
@@ -45,6 +45,8 @@ function add_filter(session, type, callback, priority)
if not filter_list then
filter_list = {};
session.filters[type] = filter_list;
+ elseif filter_list[callback] then
+ return; -- Filter already added
end
priority = priority or 0;