From ac170b59fed35b0bc465605345b4ad258c56520f Mon Sep 17 00:00:00 2001 From: Matthew Wild Date: Sat, 13 Nov 2010 23:10:13 +0000 Subject: util.filters: Support for 'filter hooks' that get called when a session is initialized for filters --- util/filters.lua | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'util/filters.lua') diff --git a/util/filters.lua b/util/filters.lua index 08e683c1..f304e71a 100644 --- a/util/filters.lua +++ b/util/filters.lua @@ -10,6 +10,8 @@ local t_insert, t_remove = table.insert, table.remove; module "filters" +local new_filter_hooks = {}; + function initialize(session) if not session.filters then local filters = {}; @@ -19,13 +21,18 @@ function initialize(session) local filter_list = filters[type]; if filter_list then for i = 1, #filter_list do - data = filter_list[i](data); + data = filter_list[i](data, session); if data == nil then break; end end end return data; end end + + for i=1,#new_filter_hooks do + new_filter_hooks[i](session); + end + return session.filter; end @@ -65,4 +72,8 @@ function remove_filter(session, type, callback) end end +function add_filter_hook(callback) + t_insert(new_filter_hooks, callback); +end + return _M; -- cgit v1.2.3