wrote much code...

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

diff --git a/Rakka/Resource/Object.hs b/Rakka/Resource/Object.hs
index 9e30d1eee78d919f8094c10ab02adb886c78b0c4..af0d9b7604da54602e89e7d6ef4e25a749947c48 100644 (file)
--- a/Rakka/Resource/Object.hs
+++ b/Rakka/Resource/Object.hs
@@ -4,19 +4,68 @@ module Rakka.Resource.Object
     where
 
 import           Network.HTTP.Lucu
+import           Network.HTTP.Lucu.Utils
 import           Rakka.Environment
+import           Rakka.Page
+import           Rakka.Storage
+import           Rakka.SystemConfig
+import           System.FilePath
+import           System.Time
 
 
 resObject :: Environment -> ResourceDef
 resObject env
     = ResourceDef {
         resUsesNativeThread = False
-      , resIsGreedy         = False
-      , resGet              = Just $ do setContentType $ read "text/plain"
-                                        output "FIXME: not implemented"
+      , resIsGreedy         = True
+      , resGet              = Just $ getPathInfo >>= handleGet env . toPageName
       , resHead             = Nothing
       , resPost             = Nothing
       , resPut              = Nothing
       , resDelete           = Nothing
       }
+    where
+      toPageName :: [String] -> PageName
+      toPageName = decodePageName . dropExtension . joinWith "/" 
+
+
+handleGet :: Environment -> PageName -> Resource ()
+handleGet env name
+    = do pageM <- getPage (envStorage env) name
+         case pageM of
+           Nothing
+               -> foundNoEntity Nothing
+
+           Just redir@(Redirection _ _ _ _)
+               -> handleRedirect env redir
+
+           Just entity@(Entity _ _ _ _ _ _ _ _ _ _ _ _)
+               -> handleGetEntity env entity
+
+
+{-
+  HTTP/1.1 302 Found
+  Location: http://example.org/object/Destination
+-}
+handleRedirect :: Environment -> Page -> Resource ()
+handleRedirect env redir
+    = do BaseURI baseURI <- getSysConf (envSysConf env) (BaseURI undefined)
+         redirect Found (mkObjectURI baseURI $ redirName redir)
+
+
+{-
+  HTTP/1.1 200 OK
+  Content-Type: image/png
+  
+  ...
+-}
+handleGetEntity :: Environment -> Page -> Resource ()
+handleGetEntity env page
+    = do let lastMod = toClockTime $ pageLastMod page
+
+         case pageRevision page of
+           Nothing  -> foundTimeStamp lastMod
+           Just rev -> foundEntity (strongETag $ show rev) lastMod
 
+         setContentType (pageType    page)
+         outputLBS      (pageContent page)