Still making many changes...

[Lucu.git] / Network / HTTP / Lucu / Resource / Tree.hs

diff --git a/Network/HTTP/Lucu/Resource/Tree.hs b/Network/HTTP/Lucu/Resource/Tree.hs
index 8fbe2bf2d6b529aa1b00ad4fc4c6b17b943b64b8..17827d12369d4eb950220ff48be0dd0cbde6d8ba 100644 (file)
--- a/Network/HTTP/Lucu/Resource/Tree.hs
+++ b/Network/HTTP/Lucu/Resource/Tree.hs
@@ -19,33 +19,34 @@ module Network.HTTP.Lucu.Resource.Tree
     , runResource
     )
     where
-import           Control.Arrow
+import Control.Arrow
 import Control.Applicative
 import Data.Ascii (Ascii)
 import qualified Data.Ascii as A
-import           Control.Concurrent
-import           Control.Concurrent.STM
-import           Control.Exception
-import           Control.Monad
+import Control.Concurrent
+import Control.Concurrent.STM
+import Control.Exception
+import Control.Monad
 import Data.Text (Text)
 import qualified Data.Text as T
 import qualified Data.Text.Lazy.Encoding as LT
-import           Data.List
+import Data.List
 import qualified Data.Map as M
-import           Data.Map (Map)
-import           Data.Maybe
+import Data.Map (Map)
+import Data.Maybe
 import Data.Monoid.Unicode
-import           Network.HTTP.Lucu.Abortion
-import           Network.HTTP.Lucu.Config
-import           Network.HTTP.Lucu.Headers (fromHeaders)
-import           Network.HTTP.Lucu.Request
-import           Network.HTTP.Lucu.Resource
-import           Network.HTTP.Lucu.Response
-import           Network.HTTP.Lucu.Interaction
-import           Network.HTTP.Lucu.Utils
-import           Network.URI hiding (path)
-import           System.IO
-import           Prelude hiding (catch)
+import Network.HTTP.Lucu.Abortion
+import Network.HTTP.Lucu.Config
+import Network.HTTP.Lucu.DefaultPage
+import Network.HTTP.Lucu.Headers (fromHeaders)
+import Network.HTTP.Lucu.Request
+import Network.HTTP.Lucu.Resource
+import Network.HTTP.Lucu.Response
+import Network.HTTP.Lucu.Interaction
+import Network.HTTP.Lucu.Utils
+import Network.URI hiding (path)
+import System.IO
+import Prelude hiding (catch)
 import Prelude.Unicode
 
 
@@ -144,6 +145,9 @@ data ResNode    = ResNode (Maybe ResourceDef) ResSubtree
 --             , ([\"unistd\"], 'Network.HTTP.Lucu.StaticFile.staticFile' \"\/usr\/include\/unistd.h\") -- \/unistd
 --             ]
 -- @
+--
+-- Note that the request path in an incoming HTTP request is always
+-- treated as an URI-encoded UTF-8 string.
 mkResTree ∷ [ ([Text], ResourceDef) ] → ResTree
 mkResTree = processRoot ∘ map (first canonicalisePath)
     where
@@ -289,9 +293,18 @@ runResource (ResourceDef {..}) itr@(Interaction {..})
                if state ≤ DecidingHeader then
                    flip runRes itr $
                        do setStatus $ aboStatus abo
+                          setHeader "Content-Type" defaultPageContentType
                           mapM_ (uncurry setHeader) $ fromHeaders $ aboHeaders abo
-                          output $ LT.encodeUtf8 $ abortPage itrConfig itrRequest res abo
+                          putChunk $ LT.encodeUtf8 $ abortPage itrConfig itrRequest res abo
                else
                    when (cnfDumpTooLateAbortionToStderr itrConfig)
-                       $ hPutStrLn stderr $ show abo
+                       $ dumpAbortion abo
                runRes (driftTo Done) itr
+
+dumpAbortion ∷ Abortion → IO ()
+dumpAbortion abo
+    = hPutStr stderr
+      $ concat [ "Lucu: an exception occured after "
+               , "sending response header to the client:\n"
+               , "  ", show abo, "\n"
+               ]