X-Git-Url: http://git.cielonegro.org/gitweb.cgi?p=Lucu.git;a=blobdiff_plain;f=Network%2FHTTP%2FLucu%2FMultipartForm.hs;h=30a4adb7dd3f11885254d8762862ad344a1daede;hp=a04b4a059f9a28c7e10b3ffc6b7f144b30df0252;hb=0678be8;hpb=3eb69879d3b336c7c3e613c0ce4bfb3c67989ff3 diff --git a/Network/HTTP/Lucu/MultipartForm.hs b/Network/HTTP/Lucu/MultipartForm.hs index a04b4a0..30a4adb 100644 --- a/Network/HTTP/Lucu/MultipartForm.hs +++ b/Network/HTTP/Lucu/MultipartForm.hs @@ -2,15 +2,14 @@ DoAndIfThenElse , FlexibleContexts , OverloadedStrings + , QuasiQuotes , RecordWildCards , ScopedTypeVariables , UnicodeSyntax , ViewPatterns #-} -- |Parse \"multipart/form-data\" based on RFC 2388: --- --- --- You usually don't have to use this module directly. +-- module Network.HTTP.Lucu.MultipartForm ( FormData(..) , parseMultipartFormData @@ -18,7 +17,7 @@ module Network.HTTP.Lucu.MultipartForm where import Control.Applicative hiding (many) import Control.Applicative.Unicode hiding ((∅)) -import Control.Monad.Error +import Control.Monad.Error (MonadError, throwError) import Control.Monad.Unicode import Data.Ascii (Ascii, CIAscii) import qualified Data.Ascii as A @@ -27,20 +26,25 @@ import qualified Data.Attoparsec.Lazy as LP import qualified Data.ByteString as BS import qualified Data.ByteString.Lazy as LS import Data.ByteString.Lazy.Search -import Data.Foldable -import Data.List -import Data.Map (Map) -import qualified Data.Map as M +import Data.Collections +import Data.Convertible.Base +import Data.Convertible.Instances.Ascii () +import Data.Convertible.Utils +import Data.List (intercalate) import Data.Maybe import Data.Monoid.Unicode import Data.Sequence (Seq) -import Data.Sequence.Unicode hiding ((∅)) import Data.Text (Text) import qualified Data.Text as T import Network.HTTP.Lucu.Headers -import Network.HTTP.Lucu.MIMEType +import Network.HTTP.Lucu.MIMEParams +import Network.HTTP.Lucu.MIMEType (MIMEType) +import qualified Network.HTTP.Lucu.MIMEType as MT +import Network.HTTP.Lucu.MIMEType.TH +import Network.HTTP.Lucu.Parser import Network.HTTP.Lucu.Parser.Http -import Network.HTTP.Lucu.RFC2231 +import Network.HTTP.Lucu.Utils +import Prelude hiding (lookup, mapM) import Prelude.Unicode -- |'FormData' represents a form value and possibly an uploaded file @@ -65,15 +69,16 @@ data Part data ContDispo = ContDispo { dType ∷ !CIAscii - , dParams ∷ !(Map CIAscii Text) + , dParams ∷ !MIMEParams } +-- FIXME printContDispo ∷ ContDispo → Ascii printContDispo d = A.fromAsciiBuilder ( A.toAsciiBuilder (A.fromCIAscii $ dType d) ⊕ - printMIMEParams (dParams d) ) + cs (dParams d) ) -- |Parse \"multipart/form-data\" and return either @'Left' err@ or -- @'Right' result@. Note that there are currently the following @@ -84,10 +89,10 @@ printContDispo d -- -- * \"Content-Transfer-Encoding\" is always ignored. -- --- * RFC 2388 says that non-ASCII field names are encoded according --- to the method in RFC 2047 --- , but they won't be --- decoded. +-- * RFC 2388 () says +-- that non-ASCII field names are encoded according to the method in +-- RFC 2047 (), but they won't +-- be decoded. parseMultipartFormData ∷ Ascii -- ^boundary → LS.ByteString -- ^input → Either String [(Ascii, FormData)] @@ -131,12 +136,7 @@ prologue boundary "prologue" epilogue ∷ Parser () -epilogue = ( (string "--" "suffix") - *> - crlf - *> - endOfInput - ) +epilogue = finishOff ((string "--" "suffix") *> crlf) "epilogue" @@ -160,7 +160,7 @@ parsePart boundary src ⧺ e where defaultCType ∷ MIMEType - defaultCType = parseMIMEType "text/plain" + defaultCType = [mimeType| text/plain |] partHeader ∷ Parser Headers partHeader = crlf *> headers @@ -172,16 +172,12 @@ getContDispo hdrs Nothing → throwError "Content-Disposition is missing" Just str - → case parseOnly p $ A.toByteString str of + → case parseOnly (finishOff contentDisposition) $ A.toByteString str of Right d → return d Left err → throwError $ "malformed Content-Disposition: " ⧺ A.toString str ⧺ ": " ⧺ err - where - p = do dispo ← contentDisposition - endOfInput - return dispo contentDisposition ∷ Parser ContDispo contentDisposition @@ -196,16 +192,12 @@ getContType hdrs Nothing → return Nothing Just str - → case parseOnly p $ A.toByteString str of + → case parseOnly (finishOff MT.mimeType) $ A.toByteString str of Right d → return $ Just d Left err → throwError $ "malformed Content-Type: " ⧺ A.toString str ⧺ ": " ⧺ err - where - p = do t ← mimeType - endOfInput - return t getBody ∷ MonadError String m ⇒ Ascii @@ -241,7 +233,7 @@ partToFormPair pt@(Part {..}) partName ∷ MonadError String m ⇒ Part → m Ascii {-# INLINEABLE partName #-} partName (Part {..}) - = case M.lookup "name" $ dParams ptContDispo of + = case lookup "name" $ dParams ptContDispo of Just name → case A.fromText name of Just a → return a @@ -252,5 +244,5 @@ partName (Part {..}) ⧺ A.toString (printContDispo ptContDispo) partFileName ∷ Part → Maybe Text -partFileName (Part {..}) - = M.lookup "filename" $ dParams ptContDispo +partFileName (ptContDispo → ContDispo {..}) + = lookup "filename" dParams