From c4216c15fcead60be3f49c41a1ee7a2ec94beb42 Mon Sep 17 00:00:00 2001
From: Arguggi <git@arguggi.co.uk>
Date: Fri, 22 Jul 2016 12:37:31 +0200
Subject: Switch preview server from Snap to Warp

---
 src/Hakyll/Preview/Server.hs | 48 +++++++++++++-------------------------------
 1 file changed, 14 insertions(+), 34 deletions(-)

(limited to 'src/Hakyll/Preview')

diff --git a/src/Hakyll/Preview/Server.hs b/src/Hakyll/Preview/Server.hs
index 5de3d0c..ca02e2b 100644
--- a/src/Hakyll/Preview/Server.hs
+++ b/src/Hakyll/Preview/Server.hs
@@ -7,48 +7,28 @@ module Hakyll.Preview.Server
 
 
 --------------------------------------------------------------------------------
-import           Control.Monad.Trans   (liftIO)
-import qualified Data.ByteString.Char8 as B
-import qualified Snap.Core             as Snap
-import qualified Snap.Http.Server      as Snap
-import qualified Snap.Util.FileServe   as Snap
-
+import           Data.String
+import qualified Network.Wai.Handler.Warp       as Warp
+import qualified Network.Wai.Application.Static as Static
+import qualified Network.Wai                    as Wai
+import           Network.HTTP.Types.Status      (Status)
 
 --------------------------------------------------------------------------------
 import           Hakyll.Core.Logger    (Logger)
 import qualified Hakyll.Core.Logger    as Logger
 
-
---------------------------------------------------------------------------------
--- | Serve a given directory
-static :: FilePath             -- ^ Directory to serve
-       -> (FilePath -> IO ())  -- ^ Pre-serve hook
-       -> Snap.Snap ()
-static directory preServe =
-    Snap.serveDirectoryWith directoryConfig directory
-  where
-    directoryConfig :: Snap.DirectoryConfig Snap.Snap
-    directoryConfig = Snap.fancyDirectoryConfig
-        { Snap.preServeHook = liftIO . preServe
-        }
-
-
---------------------------------------------------------------------------------
--- | Main method, runs a static server in the given directory
 staticServer :: Logger               -- ^ Logger
              -> FilePath             -- ^ Directory to serve
-             -> (FilePath -> IO ())  -- ^ Pre-serve hook
              -> String               -- ^ Host to bind on
              -> Int                  -- ^ Port to listen on
              -> IO ()                -- ^ Blocks forever
-staticServer logger directory preServe host port = do
+staticServer logger directory host port = do
     Logger.header logger $ "Listening on http://" ++ host ++ ":" ++ show port
-    Snap.httpServe config $ static directory preServe
-  where
-    -- Snap server config
-    config = Snap.setBind  (B.pack host)
-           $ Snap.setPort      port
-           $ Snap.setAccessLog Snap.ConfigNoLog
-           $ Snap.setErrorLog  Snap.ConfigNoLog
-           $ Snap.setVerbose   False
-           $ Snap.emptyConfig
+    let settings = Warp.setLogger noLog
+                 $ Warp.setHost (fromString host)
+                 $ Warp.setPort port Warp.defaultSettings
+        waiApp = Static.staticApp (Static.defaultWebAppSettings directory)
+    Warp.runSettings settings waiApp
+
+noLog :: Wai.Request -> Status -> Maybe Integer -> IO ()
+noLog _ _ _ = return ()
-- 
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