{-# LANGUAGE
BangPatterns
+ , OverloadedStrings
, UnicodeSyntax
#-}
module Network.HTTP.Lucu.Interaction
, updateItrF
)
where
-
-import Control.Concurrent.STM
-import qualified Data.ByteString as Strict (ByteString)
-import qualified Data.ByteString.Lazy as Lazy (ByteString)
-import Data.ByteString.Char8 as C8 hiding (ByteString)
-import qualified Data.ByteString.Lazy.Char8 as L8 hiding (ByteString)
+import Control.Applicative
+import Control.Concurrent.STM
+import Data.Ascii (Ascii)
+import qualified Data.ByteString as BS
+import Data.Sequence (Seq)
import qualified Data.Sequence as S
-import Data.Sequence (Seq)
-import Network.Socket
-import Network.HTTP.Lucu.Config
-import Network.HTTP.Lucu.Headers
-import Network.HTTP.Lucu.HttpVersion
-import Network.HTTP.Lucu.Request
-import Network.HTTP.Lucu.Response
-import OpenSSL.X509
+import Network.Socket
+import Network.HTTP.Lucu.Config
+import Network.HTTP.Lucu.Headers
+import Network.HTTP.Lucu.HttpVersion
+import Network.HTTP.Lucu.Request
+import Network.HTTP.Lucu.Response
+import OpenSSL.X509
+import Prelude.Unicode
data Interaction = Interaction {
- itrConfig :: !Config
- , itrLocalPort :: !PortNumber
- , itrRemoteAddr :: !SockAddr
- , itrRemoteCert :: !(Maybe X509)
- , itrResourcePath :: !(Maybe [String])
- , itrRequest :: !(TVar (Maybe Request)) -- FIXME: TVar である必要無し
- , itrResponse :: !(TVar Response)
-
- , itrRequestHasBody :: !(TVar Bool) -- FIXME: TVar である必要無し
- , itrRequestIsChunked :: !(TVar Bool) -- FIXME: TVar である必要無し
- , itrExpectedContinue :: !(TVar Bool) -- FIXME: TVar である必要無し
-
- , itrReqChunkLength :: !(TVar (Maybe Int))
- , itrReqChunkRemaining :: !(TVar (Maybe Int))
- , itrReqChunkIsOver :: !(TVar Bool)
- , itrReqBodyWanted :: !(TVar (Maybe Int))
- , itrReqBodyWasteAll :: !(TVar Bool)
- , itrReceivedBody :: !(TVar Lazy.ByteString) -- Resource が受領した部分は削除される
-
- , itrWillReceiveBody :: !(TVar Bool)
- , itrWillChunkBody :: !(TVar Bool)
- , itrWillDiscardBody :: !(TVar Bool)
- , itrWillClose :: !(TVar Bool)
-
- , itrBodyToSend :: !(TVar Lazy.ByteString)
- , itrBodyIsNull :: !(TVar Bool)
-
- , itrState :: !(TVar InteractionState)
-
- , itrWroteContinue :: !(TVar Bool)
- , itrWroteHeader :: !(TVar Bool)
+ itrConfig ∷ !Config
+ , itrLocalPort ∷ !PortNumber
+ , itrRemoteAddr ∷ !SockAddr
+ , itrRemoteCert ∷ !(Maybe X509)
+ , itrResourcePath ∷ !(Maybe [Ascii])
+ , itrRequest ∷ !(TVar (Maybe Request))
+ , itrResponse ∷ !(TVar Response)
+
+ , itrRequestHasBody ∷ !(TVar Bool)
+ , itrRequestIsChunked ∷ !(TVar Bool)
+ , itrExpectedContinue ∷ !(TVar Bool)
+
+ , itrReqChunkLength ∷ !(TVar (Maybe Int))
+ , itrReqChunkRemaining ∷ !(TVar (Maybe Int))
+ , itrReqChunkIsOver ∷ !(TVar Bool)
+ , itrReqBodyWanted ∷ !(TVar (Maybe Int))
+ , itrReqBodyWasteAll ∷ !(TVar Bool)
+ , itrReceivedBody ∷ !(TVar (Seq BS.ByteString))
+
+ , itrWillReceiveBody ∷ !(TVar Bool)
+ , itrWillChunkBody ∷ !(TVar Bool)
+ , itrWillDiscardBody ∷ !(TVar Bool)
+ , itrWillClose ∷ !(TVar Bool)
+
+ , itrBodyToSend ∷ !(TVar (Seq BS.ByteString))
+ , itrBodyIsNull ∷ !(TVar Bool)
+
+ , itrState ∷ !(TVar InteractionState)
+
+ , itrWroteContinue ∷ !(TVar Bool)
+ , itrWroteHeader ∷ !(TVar Bool)
}
--- Resource の視點で見た時の状態。常に上から下へ行き、逆行しない。初期
--- 状態は ExaminingRequest。
+-- |The interaction state of Resource monad. 'ExaminingRequest' is the
+-- initial state.
data InteractionState = ExaminingRequest
| GettingBody
| DecidingHeader
type InteractionQueue = TVar (Seq Interaction)
-
-newInteractionQueue :: IO InteractionQueue
+newInteractionQueue ∷ IO InteractionQueue
newInteractionQueue = newTVarIO S.empty
+defaultPageContentType ∷ Ascii
+defaultPageContentType = "application/xhtml+xml"
-defaultPageContentType :: Strict.ByteString
-defaultPageContentType = C8.pack "application/xhtml+xml"
-
-
-newInteraction :: Config -> PortNumber -> SockAddr -> Maybe X509 -> Maybe Request -> IO Interaction
+newInteraction ∷ Config → PortNumber → SockAddr → Maybe X509 → Maybe Request → IO Interaction
newInteraction !conf !port !addr !cert !req
- = do request <- newTVarIO req
- responce <- newTVarIO Response {
+ = do request ← newTVarIO req
+ responce ← newTVarIO Response {
resVersion = HttpVersion 1 1
, resStatus = Ok
- , resHeaders = toHeaders [(C8.pack "Content-Type", defaultPageContentType)]
+ , resHeaders = toHeaders [("Content-Type", defaultPageContentType)]
}
- requestHasBody <- newTVarIO False
- requestIsChunked <- newTVarIO False
- expectedContinue <- newTVarIO False
+ requestHasBody ← newTVarIO False
+ requestIsChunked ← newTVarIO False
+ expectedContinue ← newTVarIO False
- reqChunkLength <- newTVarIO Nothing -- 現在のチャンク長
- reqChunkRemaining <- newTVarIO Nothing -- 現在のチャンクの殘り
- reqChunkIsOver <- newTVarIO False -- 最後のチャンクを讀み終へた
- reqBodyWanted <- newTVarIO Nothing -- Resource が要求してゐるチャンク長
- reqBodyWasteAll <- newTVarIO False -- 殘りの body を讀み捨てよと云ふ要求
- receivedBody <- newTVarIO L8.empty
+ reqChunkLength ← newTVarIO Nothing -- 現在のチャンク長
+ reqChunkRemaining ← newTVarIO Nothing -- 現在のチャンクの殘り
+ reqChunkIsOver ← newTVarIO False -- 最後のチャンクを讀み終へた
+ reqBodyWanted ← newTVarIO Nothing -- Resource が要求してゐるチャンク長
+ reqBodyWasteAll ← newTVarIO False -- 殘りの body を讀み捨てよと云ふ要求
+ receivedBody ← newTVarIO S.empty
- willReceiveBody <- newTVarIO False
- willChunkBody <- newTVarIO False
- willDiscardBody <- newTVarIO False
- willClose <- newTVarIO False
+ willReceiveBody ← newTVarIO False
+ willChunkBody ← newTVarIO False
+ willDiscardBody ← newTVarIO False
+ willClose ← newTVarIO False
- bodyToSend <- newTVarIO L8.empty
- bodyIsNull <- newTVarIO True -- 一度でも bodyToSend が空でなくなったら False
+ bodyToSend ← newTVarIO S.empty
+ bodyIsNull ← newTVarIO True -- 一度でも bodyToSend が空でなくなったら False
- state <- newTVarIO ExaminingRequest
+ state ← newTVarIO ExaminingRequest
- wroteContinue <- newTVarIO False
- wroteHeader <- newTVarIO False
+ wroteContinue ← newTVarIO False
+ wroteHeader ← newTVarIO False
return Interaction {
itrConfig = conf
, itrWroteHeader = wroteHeader
}
+writeItr ∷ Interaction → (Interaction → TVar a) → a → STM ()
+{-# INLINE writeItr #-}
+writeItr itr accessor
+ = writeTVar (accessor itr)
-writeItr :: Interaction -> (Interaction -> TVar a) -> a -> STM ()
-writeItr !itr !accessor !value
- = writeTVar (accessor itr) value
-
+readItr ∷ Interaction → (Interaction → TVar a) → (a → b) → STM b
+{-# INLINE readItr #-}
+readItr itr accessor reader
+ = reader <$> readTVar (accessor itr)
-readItr :: Interaction -> (Interaction -> TVar a) -> (a -> b) -> STM b
-readItr !itr !accessor !reader
- = fmap reader $ readTVar (accessor itr)
-
-
-readItrF :: Functor f => Interaction -> (Interaction -> TVar (f a)) -> (a -> b) -> STM (f b)
-readItrF !itr !accessor !reader
+readItrF ∷ Functor f => Interaction → (Interaction → TVar (f a)) → (a → b) → STM (f b)
+{-# INLINE readItrF #-}
+readItrF itr accessor reader
= readItr itr accessor (fmap reader)
-{-# SPECIALIZE readItrF :: Interaction -> (Interaction -> TVar (Maybe a)) -> (a -> b) -> STM (Maybe b) #-}
-
-updateItr :: Interaction -> (Interaction -> TVar a) -> (a -> a) -> STM ()
-updateItr !itr !accessor !updator
- = do old <- readItr itr accessor id
+updateItr ∷ Interaction → (Interaction → TVar a) → (a → a) → STM ()
+{-# INLINE updateItr #-}
+updateItr itr accessor updator
+ = do old ← readItr itr accessor id
writeItr itr accessor (updator old)
-
-updateItrF :: Functor f => Interaction -> (Interaction -> TVar (f a)) -> (a -> a) -> STM ()
-updateItrF !itr !accessor !updator
- = updateItr itr accessor (fmap updator)
-{-# SPECIALIZE updateItrF :: Interaction -> (Interaction -> TVar (Maybe a)) -> (a -> a) -> STM () #-}
\ No newline at end of file
+updateItrF ∷ Functor f => Interaction → (Interaction → TVar (f a)) → (a → a) → STM ()
+{-# INLINE updateItrF #-}
+updateItrF itr accessor
+ = updateItr itr accessor ∘ fmap