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be1830479f
This was a bug in my workaround for a bug in the httpd-shed package. It made it impossible to use the glue token "&+" for Turkish input in the minibar, for example.
49 lines
1.8 KiB
Haskell
49 lines
1.8 KiB
Haskell
module RunHTTP(runHTTP,Options(..)) where
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import Network.URI(uriPath,uriQuery)
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import Network.CGI(ContentType(..))
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import Network.CGI.Protocol(CGIResult(..),CGIRequest(..),Input(..),
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Headers,HeaderName(..))
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import Network.CGI.Monad(runCGIT)
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import Network.Shed.Httpd(initServer,Request(..),Response(..),queryToArguments)
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import qualified Data.ByteString.Lazy.Char8 as BS(pack,unpack)
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import qualified Data.Map as M(fromList)
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data Options = Options { documentRoot :: String, port :: Int } deriving Show
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runHTTP (Options root port) = initServer port . cgiHandler root
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cgiHandler root h = fmap httpResp . runCGIT h . cgiReq root
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httpResp :: (Headers,CGIResult) -> Response
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httpResp (hdrs,r) = Response code (map name hdrs) (body r)
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where
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code = maybe 200 (read.head.words) (lookup (HeaderName "Status") hdrs)
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body CGINothing = ""
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body (CGIOutput s) = BS.unpack s
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name (HeaderName n,v) = (n,v)
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cgiReq :: String -> Request -> CGIRequest
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cgiReq root (Request method uri hdrs body) = CGIRequest vars inputs body'
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where
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vars = M.fromList [("REQUEST_METHOD",method),
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("REQUEST_URI",show uri),
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("SCRIPT_FILENAME",root++uriPath uri),
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("QUERY_STRING",qs),
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("HTTP_ACCEPT_LANGUAGE",al)]
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qs = case uriQuery uri of
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'?':'&':s -> s -- httpd-shed bug workaround
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'?':s -> s
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s -> s
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al = maybe "" id $ lookup "Accept-Language" hdrs
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inputs = map input $ queryToArguments $ fixplus qs -- assumes method=="GET"
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body' = BS.pack body
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input (name,val) = (name,Input (BS.pack val) Nothing plaintext)
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plaintext = ContentType "text" "plain" []
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fixplus = concatMap decode
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where
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decode '+' = "%20" -- httpd-shed bug workaround
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decode c = [c]
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