From 4d1402a1a7d87767267d48a77998e4fb13395b31 Mon Sep 17 00:00:00 2001
From: Pavan Rikhi <pavan.rikhi@gmail.com>
Date: Sat, 17 Mar 2018 22:48:24 -0400
Subject: Split Modules into Library & Executable Structure

Move the Main module to a new `app` directory. All other modules have
been nested under the `Xmobar` name. Lots of module headers & imports
were updated.
---
 src/Xmobar/Plugins/Monitors/ThermalZone.hs | 49 ++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 src/Xmobar/Plugins/Monitors/ThermalZone.hs

(limited to 'src/Xmobar/Plugins/Monitors/ThermalZone.hs')

diff --git a/src/Xmobar/Plugins/Monitors/ThermalZone.hs b/src/Xmobar/Plugins/Monitors/ThermalZone.hs
new file mode 100644
index 0000000..bc46b59
--- /dev/null
+++ b/src/Xmobar/Plugins/Monitors/ThermalZone.hs
@@ -0,0 +1,49 @@
+------------------------------------------------------------------------------
+-- |
+-- Module       :  Plugins.Monitors.ThermalZone
+-- Copyright    :  (c) 2011, 2013 Jose Antonio Ortega Ruiz
+-- License      :  BSD3-style (see LICENSE)
+--
+-- Maintainer   :  jao@gnu.org
+-- Stability    :  unstable
+-- Portability  :  portable
+-- Created      :  Fri Feb 25, 2011 03:18
+--
+--
+-- A thermal zone plugin based on the sysfs linux interface.
+-- See http://kernel.org/doc/Documentation/thermal/sysfs-api.txt
+--
+------------------------------------------------------------------------------
+
+module Xmobar.Plugins.Monitors.ThermalZone (thermalZoneConfig, runThermalZone) where
+
+import Xmobar.Plugins.Monitors.Common
+
+import System.Posix.Files (fileExist)
+import Control.Exception (IOException, catch)
+import qualified Data.ByteString.Char8 as B
+
+-- | Default thermal configuration.
+thermalZoneConfig :: IO MConfig
+thermalZoneConfig = mkMConfig "<temp>C" ["temp"]
+
+-- | Retrieves thermal information. Argument is name of thermal
+-- directory in \/sys\/clas\/thermal. Returns the monitor string
+-- parsed according to template (either default or user specified).
+runThermalZone :: [String] -> Monitor String
+runThermalZone args = do
+    let zone = head args
+        file = "/sys/class/thermal/thermal_zone" ++ zone ++ "/temp"
+        handleIOError :: IOException -> IO (Maybe B.ByteString)
+        handleIOError _ = return Nothing
+        parse = return . (read :: String -> Int) . B.unpack
+    exists <- io $ fileExist file
+    if exists
+      then do contents <- io $ catch (fmap Just $ B.readFile file) handleIOError
+              case contents of
+                Just d -> do
+                  mdegrees <- parse d
+                  temp <- showWithColors show (mdegrees `quot` 1000)
+                  parseTemplate [ temp ]
+                Nothing -> getConfigValue naString
+      else getConfigValue naString
-- 
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