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module Text.Hakyll.Render
( renderPage,
renderAndWrite,
static,
staticDirectory
) where
import Text.Template
import qualified Data.ByteString.Lazy.Char8 as B
import qualified Data.Map as M
import Control.Monad
import System.FilePath
import System.Directory
import Text.Hakyll.Page
import Text.Hakyll.Util
toDestination :: FilePath -> FilePath
toDestination path = "_site" </> path
createContext :: Page -> Context
createContext = M.fromList . map packPair . M.toList
where packPair (a, b) = (B.pack a, B.pack b)
renderPage :: FilePath -> Page -> IO Page
renderPage templatePath page = do
templateString <- B.readFile templatePath
let body = substitute templateString (createContext page)
return $ addContext "body" (B.unpack body) page
renderAndWrite :: FilePath -> Page -> IO ()
renderAndWrite templatePath page = do
rendered <- renderPage templatePath page
let destination = toDestination $ getURL rendered
makeDirectories destination
writeFile destination (getBody rendered)
static :: FilePath -> IO ()
static source = do
makeDirectories destination
copyFile source destination
where destination = toDestination source
staticDirectory :: FilePath -> IO ()
staticDirectory dir =
getRecursiveContents dir >>= mapM_ static
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