servant-server: make file-serving functions polymorphic in the monad

This commit is contained in:
Alp Mestanogullari 2018-04-25 15:12:32 +02:00
parent 63253f09df
commit fd21e92cf2

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@ -18,7 +18,7 @@ module Servant.Utils.StaticFiles
import Data.ByteString (ByteString) import Data.ByteString (ByteString)
import Network.Wai.Application.Static import Network.Wai.Application.Static
import Servant.API.Raw (Raw) import Servant.API.Raw (Raw)
import Servant.Server (Server, Tagged (..)) import Servant.Server (ServerT, Tagged (..))
import System.FilePath (addTrailingPathSeparator) import System.FilePath (addTrailingPathSeparator)
#if !MIN_VERSION_wai_app_static(3,1,0) #if !MIN_VERSION_wai_app_static(3,1,0)
import Filesystem.Path.CurrentOS (decodeString) import Filesystem.Path.CurrentOS (decodeString)
@ -47,33 +47,33 @@ import WaiAppStatic.Storage.Filesystem (ETagLookup)
-- in order. -- in order.
-- --
-- Corresponds to the `defaultWebAppSettings` `StaticSettings` value. -- Corresponds to the `defaultWebAppSettings` `StaticSettings` value.
serveDirectoryWebApp :: FilePath -> Server Raw serveDirectoryWebApp :: FilePath -> ServerT Raw m
serveDirectoryWebApp = serveDirectoryWith . defaultWebAppSettings . fixPath serveDirectoryWebApp = serveDirectoryWith . defaultWebAppSettings . fixPath
-- | Same as 'serveDirectoryWebApp', but uses `defaultFileServerSettings`. -- | Same as 'serveDirectoryWebApp', but uses `defaultFileServerSettings`.
serveDirectoryFileServer :: FilePath -> Server Raw serveDirectoryFileServer :: FilePath -> ServerT Raw m
serveDirectoryFileServer = serveDirectoryWith . defaultFileServerSettings . fixPath serveDirectoryFileServer = serveDirectoryWith . defaultFileServerSettings . fixPath
-- | Same as 'serveDirectoryWebApp', but uses 'webAppSettingsWithLookup'. -- | Same as 'serveDirectoryWebApp', but uses 'webAppSettingsWithLookup'.
serveDirectoryWebAppLookup :: ETagLookup -> FilePath -> Server Raw serveDirectoryWebAppLookup :: ETagLookup -> FilePath -> ServerT Raw m
serveDirectoryWebAppLookup etag = serveDirectoryWebAppLookup etag =
serveDirectoryWith . flip webAppSettingsWithLookup etag . fixPath serveDirectoryWith . flip webAppSettingsWithLookup etag . fixPath
-- | Uses 'embeddedSettings'. -- | Uses 'embeddedSettings'.
serveDirectoryEmbedded :: [(FilePath, ByteString)] -> Server Raw serveDirectoryEmbedded :: [(FilePath, ByteString)] -> ServerT Raw m
serveDirectoryEmbedded files = serveDirectoryWith (embeddedSettings files) serveDirectoryEmbedded files = serveDirectoryWith (embeddedSettings files)
-- | Alias for 'staticApp'. Lets you serve a directory -- | Alias for 'staticApp'. Lets you serve a directory
-- with arbitrary 'StaticSettings'. Useful when you want -- with arbitrary 'StaticSettings'. Useful when you want
-- particular settings not covered by the four other -- particular settings not covered by the four other
-- variants. This is the most flexible method. -- variants. This is the most flexible method.
serveDirectoryWith :: StaticSettings -> Server Raw serveDirectoryWith :: StaticSettings -> ServerT Raw m
serveDirectoryWith = Tagged . staticApp serveDirectoryWith = Tagged . staticApp
-- | Same as 'serveDirectoryFileServer'. It used to be the only -- | Same as 'serveDirectoryFileServer'. It used to be the only
-- file serving function in servant pre-0.10 and will be kept -- file serving function in servant pre-0.10 and will be kept
-- around for a few versions, but is deprecated. -- around for a few versions, but is deprecated.
serveDirectory :: FilePath -> Server Raw serveDirectory :: FilePath -> ServerT Raw m
serveDirectory = serveDirectoryFileServer serveDirectory = serveDirectoryFileServer
{-# DEPRECATED serveDirectory "Use serveDirectoryFileServer instead" #-} {-# DEPRECATED serveDirectory "Use serveDirectoryFileServer instead" #-}