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Diffstat (limited to 'src/Plugins/DateZone.hs')
-rw-r--r-- | src/Plugins/DateZone.hs | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/Plugins/DateZone.hs b/src/Plugins/DateZone.hs new file mode 100644 index 0000000..4d5ce6a --- /dev/null +++ b/src/Plugins/DateZone.hs @@ -0,0 +1,44 @@ +----------------------------------------------------------------------------- +-- | +-- Module : Plugins.DateZone +-- Copyright : (c) Martin Perner +-- License : BSD-style (see LICENSE) +-- +-- Maintainer : Martin Perner <martin@perner.cc> +-- Stability : unstable +-- Portability : unportable +-- +-- A date plugin with localization support for Xmobar +-- +-- Based on Plugins.Date +-- +-- Usage example: in template put +-- +-- > Run DateZone "%H:%M:%S" "utcDate" "UTC" 10 +-- +----------------------------------------------------------------------------- + +module Plugins.DateZone (DateZone(..)) where + +import Plugins + +import System.Locale + +import Data.Time.LocalTime +import Data.Time.Format +import Data.Time.LocalTime.TimeZone.Olson +import Data.Time.LocalTime.TimeZone.Series + +data DateZone = DateZone String String String Int + deriving (Read, Show) + +instance Exec DateZone where + alias (DateZone _ a _ _) = a + run (DateZone f _ z _) = date f z + rate (DateZone _ _ _ r) = r + +date :: String -> String -> IO String +date format zone = do + timeZone <- getTimeZoneSeriesFromOlsonFile ("/usr/share/zoneinfo/" ++ zone) + zonedTime <- getZonedTime + return $ formatTime defaultTimeLocale format $ utcToLocalTime' timeZone $ zonedTimeToUTC zonedTime |