scotty-format (empty) → 0.1.0.0
raw patch · 6 files changed
+358/−0 lines, 6 filesdep +aesondep +basedep +http-mediasetup-changed
Dependencies added: aeson, base, http-media, http-types, scotty, scotty-format, text
Files
- LICENSE +202/−0
- Setup.hs +2/−0
- examples/Main.hs +26/−0
- scotty-format.cabal +53/−0
- src/Web/Scotty/Format/Trans.hs +73/−0
- test/Spec.hs +2/−0
+ LICENSE view
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+ Setup.hs view
@@ -0,0 +1,2 @@+import Distribution.Simple+main = defaultMain
+ examples/Main.hs view
@@ -0,0 +1,26 @@+{-# LANGUAGE OverloadedStrings #-}++module Main (main) where++import Data.Aeson (object, (.=))+import Data.Text.Lazy.Encoding (encodeUtf8)+import Web.Scotty (scotty, get, json, text, setHeader, raw)++import Web.Scotty.Format.Trans (respondTo, formatJson, formatText, format)+++main :: IO ()+main = scotty 8080 $ do+ get "/hello" $ do+ let content = "Hello world!"+ respondTo $ do+ formatJson $+ json $ object ["content" .= content]+ formatText $+ text content+ format "application/vnd.chess-pgn" $ do+ setHeader "Content-Type" "application/vnd.chess-pgn; charset=utf-8"+ raw $ encodeUtf8 "1. e4"++ get "/error" $+ respondTo $ return ()
+ scotty-format.cabal view
@@ -0,0 +1,53 @@+name: scotty-format+version: 0.1.0.0+synopsis: Response format helper for the Scotty web framework.+description: Please see README.md+homepage: https://github.com/potomak/scotty-format#readme+license: Apache-2.0+license-file: LICENSE+author: Giovanni Cappellotto+maintainer: potomak84@gmail.com+copyright: 2016 Giovanni Cappellotto+category: Web+build-type: Simple+-- extra-source-files:+cabal-version: >=1.10++library+ hs-source-dirs: src+ exposed-modules: Web.Scotty.Format.Trans+ ghc-options: -Wall+ build-depends:+ aeson,+ base >= 4.7 && < 5,+ http-media,+ http-types,+ scotty >= 0.10 && < 0.12,+ text+ default-language: Haskell2010++executable scotty-format-example+ hs-source-dirs: examples+ main-is: Main.hs+ ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall+ build-depends:+ aeson,+ base,+ scotty,+ scotty-format,+ text+ default-language: Haskell2010++test-suite scotty-format-test+ type: exitcode-stdio-1.0+ hs-source-dirs: test+ main-is: Spec.hs+ build-depends:+ base,+ scotty-format+ ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall+ default-language: Haskell2010++source-repository head+ type: git+ location: https://github.com/potomak/scotty-format
+ src/Web/Scotty/Format/Trans.hs view
@@ -0,0 +1,73 @@+{-# LANGUAGE OverloadedStrings #-}++module Web.Scotty.Format.Trans (+ respondTo,+ formatHtml,+ formatText,+ formatJson,+ format+) where++import Control.Monad (liftM, ap)+import Data.Maybe (fromMaybe)+import Data.Monoid ((<>))+import Data.Text.Lazy (toStrict)+import Data.Text.Encoding (encodeUtf8)+import Network.HTTP.Media (MediaType, mapAcceptMedia)+import Network.HTTP.Types (notAcceptable406)+import Web.Scotty.Trans (ActionT, ScottyError, status, header)+++respondTo :: (ScottyError e, Monad m)+ => ResponseFormat e m ()+ -> ActionT e m ()+respondTo (RF preferences ()) = do+ accept <- maybe "*/*" (encodeUtf8 . toStrict) <$> header "Accept"+ fromMaybe (status notAcceptable406) (mapAcceptMedia preferences accept)+++formatHtml :: (ScottyError e, Monad m)+ => ActionT e m ()+ -> ResponseFormat e m ()+formatHtml = format "text/html"+++formatText :: (ScottyError e, Monad m)+ => ActionT e m ()+ -> ResponseFormat e m ()+formatText = format "text/plain"+++formatJson :: (ScottyError e, Monad m)+ => ActionT e m ()+ -> ResponseFormat e m ()+formatJson = format "application/json"+++format :: (ScottyError e, Monad m)+ => MediaType+ -> ActionT e m ()+ -> ResponseFormat e m ()+format mediaType action = RF [(mediaType, action)] ()+++-- Private++data ResponseFormat e m a = RF [(MediaType, ActionT e m ())] a++instance Monad (ResponseFormat e m) where+ return = RF []+ RF formats a >>= f =+ let RF newFormats b = f a+ in RF (formats <> newFormats) b++instance Functor (ResponseFormat e m) where+ fmap = liftM++instance Applicative (ResponseFormat e m) where+ pure = return+ (<*>) = ap++instance Monoid (ResponseFormat e m a) where+ mempty = RF mempty undefined+ mappend (RF a _) (RF b _) = RF (a <> b) undefined
+ test/Spec.hs view
@@ -0,0 +1,2 @@+main :: IO ()+main = putStrLn "Test suite not yet implemented"