luatz/timetable: Add __sub metamethod to allow subtraction of timetables. Reintroduce...

[etc/awesome.git] / luatz / init.lua

diff --git a/luatz/init.lua b/luatz/init.lua
index 2ad2ae8ecab2d49313a77f71e513b2374656fed5..8ab7cfcc87acd1f54422524a67b521e5f7a05b6a 100644 (file)
--- a/luatz/init.lua
+++ b/luatz/init.lua
@@ -1,13 +1,35 @@
-local get_tz = require "luatz.tzcache".get_tz
+local _M = {
+       gettime = require "luatz.gettime" ;
+       parse = require "luatz.parse" ;
+       strftime = require "luatz.strftime" ;
+       timetable = require "luatz.timetable" ;
+       tzcache = require "luatz.tzcache" ;
+}
+
+--- Top-level aliases for common functions
+
+_M.time = _M.gettime.gettime
+_M.get_tz = _M.tzcache.get_tz

 
 

-local function gettimein ( tz , now )
-       return get_tz ( tz ):localize ( now )
+--- Handy functions
+
+_M.time_in = function ( tz , now )
+       return _M.get_tz ( tz ):localize ( now )

 end
 
 end
 

-return {
-       get_tz    = get_tz ;
-       gettime   = require "luatz.gettime".gettime ;
-       gettimein = gettimein ;
-       parse     = require "luatz.parse" ;
-       timetable = require "luatz.timetable" ;
-}
+--- C-like functions
+
+_M.gmtime = function ( ts )
+       return _M.timetable.new_from_timestamp ( ts ):normalise ( )
+end
+
+_M.localtime = function ( ts )
+       ts = _M.time_in ( nil , ts )
+       return _M.gmtime ( ts )
+end
+
+_M.ctime = function ( ts )
+       return _M.strftime.asctime ( _M.localtime ( ts ) )
+end
+
+return _M