implement section-specific data reloads

1 files changed, 4 insertions, 1 deletions

diff --git a/epg.lua b/epg.lua
index a3d84f2..22ac5d0 100644
--- a/epg.lua
+++ b/epg.lua
@@ -8,13 +8,16 @@ function epg.new()
 	return setmetatable({channels = {}}, mt)
 end
 
+function mt:clear()
+	self.channels = {}
+end
+
 -- local (non-DST) offset from UTC
 local tz_offset
 do
 	local t = os.time()
 	tz_offset = os.time(os.date('*t', t)) - os.time(os.date('!*t', t))
 end
-
 local function parse_time(str)
 	local y, m, d, hh, mm, ss, zsign, zh, zm = str:match(
 		'(%d%d%d%d)(%d%d)(%d%d)(%d%d)(%d%d)(%d%d) ([+-])(%d%d)(%d%d)')