Adding locale support to Date plugins

This commits adds support for localized datetime outputs like date(1).

1 files changed, 35 insertions, 0 deletions

diff --git a/src/Plugins/DateL.hs b/src/Plugins/DateL.hs
new file mode 100644
index 0000000..d8859ed
--- /dev/null
+++ b/src/Plugins/DateL.hs
@@ -0,0 +1,35 @@
+-----------------------------------------------------------------------------
+-- |
+-- Module      :  Plugins.DateL
+-- Copyright   :  (c) Andrea Rossato
+-- License     :  BSD-style (see LICENSE)
+--
+-- Maintainer  :  Martin Perner <martin@perner.cc>
+-- Stability   :  unstable
+-- Portability :  unportable
+--
+-- A date plugin with localization for Xmobar
+--
+-----------------------------------------------------------------------------
+
+module Plugins.DateL (DateL(..)) where
+
+import Plugins
+import Localize
+
+import System.Time
+
+data DateL = DateL String String String Int
+    deriving (Read, Show)
+
+instance Exec DateL where
+    alias (DateL _ _ a _) = a
+    start (DateL f l _ r) cb = do
+      setupTimeLocale l
+      go
+        where go = date f >>= cb >> tenthSeconds r >> go
+
+date :: String -> IO String
+date format = do
+  t <- toCalendarTime =<< getClockTime
+  return $ formatCalendarTime getTimeLocale format t