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|
-----------------------------------------------------------------------------
-- |
-- Module : Plugins.Monitors.Wireless
-- Copyright : (c) Jose Antonio Ortega Ruiz
-- License : BSD-style (see LICENSE)
--
-- Maintainer : Jose Antonio Ortega Ruiz
-- Stability : unstable
-- Portability : unportable
--
-- A monitor reporting ESSID and link quality for wireless interfaces
--
-----------------------------------------------------------------------------
module Plugins.Monitors.Wireless (wirelessConfig, runWireless) where
import System.Console.GetOpt
import Plugins.Monitors.Common
import Network.IWlib
newtype WirelessOpts = WirelessOpts
{ qualityIconPattern :: Maybe IconPattern
}
defaultOpts :: WirelessOpts
defaultOpts = WirelessOpts
{ qualityIconPattern = Nothing
}
options :: [OptDescr (WirelessOpts -> WirelessOpts)]
options =
[ Option "" ["quality-icon-pattern"] (ReqArg (\d opts ->
opts { qualityIconPattern = Just $ parseIconPattern d }) "") ""
]
parseOpts :: [String] -> IO WirelessOpts
parseOpts argv =
case getOpt Permute options argv of
(o, _, []) -> return $ foldr id defaultOpts o
(_, _, errs) -> ioError . userError $ concat errs
wirelessConfig :: IO MConfig
wirelessConfig =
mkMConfig "<essid> <quality>" ["essid", "quality", "qualitybar", "qualityvbar", "qualityipat"]
runWireless :: String -> [String] -> Monitor String
runWireless iface args = do
opts <- io $ parseOpts args
wi <- io $ getWirelessInfo iface
na <- getConfigValue naString
let essid = wiEssid wi
qlty = fromIntegral $ wiQuality wi
e = if essid == "" then na else essid
ep <- showWithPadding e
q <- if qlty >= 0
then showPercentWithColors (qlty / 100)
else showWithPadding ""
qb <- showPercentBar qlty (qlty / 100)
qvb <- showVerticalBar qlty (qlty / 100)
qipat <- showIconPattern (qualityIconPattern opts) (qlty / 100)
parseTemplate [ep, q, qb, qvb, qipat]
|
