Resurrection from bitrot

[Rakka.git] / Rakka / Resource / Render.hs

diff --git a/Rakka/Resource/Render.hs b/Rakka/Resource/Render.hs
index c25ca586fc628cdafcd19dd176f19eec73342d3a..302360e645830239f1a4fa06394cb2981b78ecc3 100644 (file)
--- a/Rakka/Resource/Render.hs
+++ b/Rakka/Resource/Render.hs
@@ -1,45 +1,49 @@
+{-# LANGUAGE
+    Arrows
+  , TypeOperators
+  , UnicodeSyntax
+  #-}
 module Rakka.Resource.Render
     ( resRender
     )
     where
-
-import qualified Codec.Binary.Base64 as B64
+import qualified Codec.Binary.UTF8.String as UTF8
 import           Control.Arrow
 import           Control.Arrow.ArrowIO
 import           Control.Arrow.ArrowList
+import           Control.Arrow.Unicode
 import           Control.Monad.Trans
-import qualified Data.ByteString.Lazy as Lazy (ByteString, pack)
-import qualified Data.ByteString.Lazy.Char8 as L8 hiding (ByteString)
-import           Data.Maybe
+import Control.Monad.Unicode
+import qualified Data.ByteString.Lazy as Lazy
+import Data.Text as T
 import           Network.HTTP.Lucu
-import           Network.HTTP.Lucu.Utils
+import           OpenSSL.EVP.Base64
+import Prelude.Unicode
 import           Rakka.Environment
 import           Rakka.Page
 import           Rakka.Utils
 import           Rakka.Wiki.Engine
+import           System.FilePath.Posix
 import           Text.XML.HXT.Arrow.Namespace
 import           Text.XML.HXT.Arrow.WriteDocument
 import           Text.XML.HXT.Arrow.XmlArrow
-import           Text.XML.HXT.Arrow.XmlIOStateArrow
+import Text.XML.HXT.Arrow.XmlState
 import           Text.XML.HXT.DOM.TypeDefs
-import           Text.XML.HXT.DOM.XmlKeywords
-
 
-resRender :: Environment -> ResourceDef
+resRender ∷ Environment → ResourceDef
 resRender env
     = ResourceDef {
         resUsesNativeThread = False
       , resIsGreedy         = True
       , resGet              = Nothing
       , resHead             = Nothing
-      , resPost             = Just $ getPathInfo >>= handleRender env . toPageName
+      , resPost             = Just $ getPathInfo ≫= handleRender env ∘ toPageName
       , resPut              = Nothing
       , resDelete           = Nothing
       }
     where
-      toPageName :: [String] -> PageName
-      toPageName = decodePageName . joinWith "/" 
-
+      toPageName ∷ [String] → PageName
+      toPageName = T.pack ∘ UTF8.decodeString ∘ joinPath
 
 {-
   --- Request ---
@@ -68,7 +72,7 @@ handleRender env name
 
          let (bin, cType) = case cTypeM of
                               Just (MIMEType "application" "x-rakka-base64-stream" _)
-                                  -> let b = Lazy.pack $ fromJust $ B64.decode $ L8.unpack entity
+                                  -> let b = decodeBase64LBS entity
                                      in
                                        (b, guessMIMEType b)
                               Just t
@@ -77,30 +81,30 @@ handleRender env name
                                   -> (entity, guessMIMEType entity)
 
          setContentType $ read "text/xml"
-         [xmlStr] <- liftIO $ runX ( setErrorMsgHandler False fail
-                                     >>>
-                                     constA (name, cType, bin)
-                                     >>>
-                                     render env
-                                     >>>
-                                     writeDocumentToString [ (a_indent, v_1) ]
-                                   )
-         output xmlStr
+         [xmlStr] ← liftIO $ runX ( setErrorMsgHandler False fail
+                                    ⋙
+                                    constA (name, cType, bin)
+                                    ⋙
+                                    render env
+                                    ⋙
+                                    writeDocumentToString [ withIndent yes
+                                                          , withXmlPi  yes
+                                                          ]
+                                  )
+         output $ UTF8.encodeString xmlStr
 
-
-render :: (ArrowXml a, ArrowChoice a, ArrowIO a) =>
-          Environment
-       -> a (PageName, MIMEType, Lazy.ByteString) XmlTree
+render ∷ (ArrowXml (⇝), ArrowChoice (⇝), ArrowIO (⇝))
+       ⇒ Environment
+       → (PageName, MIMEType, Lazy.ByteString) ⇝ XmlTree
 render env
     = proc (pName, pType, pBin)
-    -> do pageBody <- listA (makePreviewXHTML (envStorage env) (envSysConf env) (envInterpTable env))
-                      -< (pName, pType, pBin)
-
-          ( eelem "/"
-            += ( eelem "renderResult"
-                 += sattr "name" pName
-                 += constL pageBody
-                 >>>
-                 uniqueNamespacesFromDeclAndQNames
-               ) ) -<< ()
-
+    → do pageBody ← listA (makePreviewXHTML (envStorage env) (envSysConf env) (envInterpTable env))
+                    ⤙ (pName, pType, pBin)
+         ( eelem "/"
+           += ( eelem "renderResult"
+                += sattr "xmlns:xhtml" "http://www.w3.org/1999/xhtml"
+                += sattr "name" (T.unpack pName)
+                += constL pageBody
+                ⋙
+                uniqueNamespacesFromDeclAndQNames
+              ) ) ⤛ ()