From 85fdac20a36675559802dd215a81f640b91693fe Mon Sep 17 00:00:00 2001
From: Jose Antonio Ortega Ruiz <jao@gnu.org>
Date: Wed, 5 Jun 2013 00:23:32 +0200
Subject: Stripping actions in stdin and xprop plugins

---
 src/Actions.hs             |  7 ++++++-
 src/Plugins/StdinReader.hs | 19 ++++++++++---------
 src/Plugins/XMonadLog.hs   |  8 +++++---
 xmobar.cabal               |  1 +
 4 files changed, 22 insertions(+), 13 deletions(-)

diff --git a/src/Actions.hs b/src/Actions.hs
index cba027b..f3dc55a 100644
--- a/src/Actions.hs
+++ b/src/Actions.hs
@@ -10,13 +10,18 @@
 --
 -----------------------------------------------------------------------------
 
-module Actions where
+module Actions (Action(..), runAction, stripActions) where
 
 import System.Process (system)
 import Control.Monad (void)
+import Text.Regex (subRegex, mkRegex)
 
 data Action = Spawn String
                 deriving (Eq)
 
 runAction :: Action -> IO ()
 runAction (Spawn s) = void $ system (s ++ "&")
+
+stripActions :: String -> String
+stripActions s = subRegex actionRegex s "[action=\1]\2[action]"
+  where actionRegex = mkRegex "<action=([^>])*>(.+?)</action>"
diff --git a/src/Plugins/StdinReader.hs b/src/Plugins/StdinReader.hs
index fddd0bc..f242f93 100644
--- a/src/Plugins/StdinReader.hs
+++ b/src/Plugins/StdinReader.hs
@@ -20,15 +20,16 @@ import System.Exit
 import System.IO
 import Control.Exception (SomeException(..), handle)
 import Plugins
+import Actions (stripActions)
 
-data StdinReader = StdinReader
-    deriving (Read, Show)
+data StdinReader = StdinReader deriving (Read, Show)
 
 instance Exec StdinReader where
-    start StdinReader cb = do
-        cb =<< handle (\(SomeException e) -> do hPrint stderr e; return "")
-                      (hGetLineSafe stdin)
-        eof <- hIsEOF stdin
-        if eof
-            then exitImmediately ExitSuccess
-            else start StdinReader cb
+  start StdinReader cb = do
+    s <- handle (\(SomeException e) -> do hPrint stderr e; return "")
+                (hGetLineSafe stdin)
+    cb (stripActions s)
+    eof <- hIsEOF stdin
+    if eof
+      then exitImmediately ExitSuccess
+      else start StdinReader cb
diff --git a/src/Plugins/XMonadLog.hs b/src/Plugins/XMonadLog.hs
index 1403800..8f63dc9 100644
--- a/src/Plugins/XMonadLog.hs
+++ b/src/Plugins/XMonadLog.hs
@@ -28,9 +28,11 @@ import Codec.Binary.UTF8.String as UTF8
 #endif
 import Foreign.C (CChar)
 import XUtil (nextEvent')
+import Actions (stripActions)
 
-
-data XMonadLog = XMonadLog | XPropertyLog String | NamedXPropertyLog String String
+data XMonadLog = XMonadLog
+               | XPropertyLog String
+               | NamedXPropertyLog String String
     deriving (Read, Show)
 
 instance Exec XMonadLog where
@@ -51,7 +53,7 @@ instance Exec XMonadLog where
 
         let update = do
                         mwp <- getWindowProperty8 d xlog root
-                        maybe (return ()) (cb . decodeCChar) mwp
+                        maybe (return ()) (cb . stripActions. decodeCChar) mwp
 
         update
 
diff --git a/xmobar.cabal b/xmobar.cabal
index bc0028a..b88301f 100644
--- a/xmobar.cabal
+++ b/xmobar.cabal
@@ -97,6 +97,7 @@ executable xmobar
     build-depends:
       base == 4.*,
       containers,
+      regex-compat,
       process,
       old-locale,
       bytestring,
-- 
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