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site.hs
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site.hs
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--------------------------------------------------------------------------------
{-# LANGUAGE OverloadedStrings #-}
import Data.Monoid (mappend)
import Hakyll
import Data.List (isPrefixOf, isSuffixOf)
import System.FilePath (takeFileName)
import System.Process (system)
import Data.Maybe (fromMaybe)
import Hakyll.Images (loadImage, compressJpgCompiler, scaleImageCompiler)
import Control.Applicative (empty)
import qualified Hakyll.Images.Metadata as M
--------------------------------------------------------------------------------
main :: IO ()
main = hakyllWith config $ do
match "posts/*" $ do
-- idea from https://chungyc.org/article/technical/website/extensionless
-- alternatively could consider https://alexanderlobov.net/posts/2017-02-05-hakyll-clean-urls/
-- but instead we rely on nginx to read the .html file for clean urls
-- https://stackoverflow.com/questions/38228393/nginx-remove-html-extension
route $ setExtension "html"
compile $ pandocCompiler
>>= loadAndApplyTemplate "templates/post.html" postCtx
>>= loadAndApplyTemplate "templates/page.html" postCtx
>>= loadAndApplyTemplate "templates/default.html" postCtx
-- >>= relativizeUrls
create ["blog.html"] $ do
route idRoute
compile $ do
posts <- recentFirst =<< loadAll "posts/*"
let archiveCtx =
listField "posts" postCtx (return posts) `mappend`
constField "title" "Archives" `mappend`
defaultContext
makeItem ""
>>= loadAndApplyTemplate "templates/archive.html" archiveCtx
>>= loadAndApplyTemplate "templates/default.html" archiveCtx
-- >>= relativizeUrls
create ["cal/30-min.html"] $ do
route idRoute
compile $ makeItem $ Redirect "https://fantastical.app/tbenst/30-min"
match "homepage.markdown" $ do
route $ constRoute "index.html"
compile $ pandocCompiler
>>= loadAndApplyTemplate "templates/homepage.html" defaultContext
>>= loadAndApplyTemplate "templates/default.html" defaultContext
-- >>= relativizeUrls
match "papers/*.bib" $ compile biblioCompiler
match "papers/*.csl" $ compile cslCompiler
match "writing.markdown" $ do
route $ setExtension "html"
compile $ do
posts <- recentFirst =<< loadAll "posts/*"
let writingCtx =
listField "posts" postCtx (return posts) `mappend`
defaultContext
pandocBiblioCompiler "papers/blog.csl" "papers/research.bib"
>>= applyAsTemplate writingCtx
>>= renderPandoc
>>= loadAndApplyTemplate "templates/page.html" writingCtx
>>= loadAndApplyTemplate "templates/default.html" writingCtx
-- >>= relativizeUrls
match "*.markdown" $ do
route $ setExtension "html"
compile $ pandocCompiler
>>= loadAndApplyTemplate "templates/page.html" defaultContext
>>= loadAndApplyTemplate "templates/default.html" defaultContext
-- >>= relativizeUrls
match "*.html" $ do
route idRoute
compile $ do
getResourceBody
>>= applyAsTemplate defaultContext
>>= loadAndApplyTemplate "templates/page.html" defaultContext
>>= loadAndApplyTemplate "templates/default.html" defaultContext
-- >>= relativizeUrls
match "templates/*" $ compile templateBodyCompiler
-- copy all static content
-- https://robertwpearce.com/hakyll-pt-4-copying-static-files-for-your-build.html
match ("images/*.jpg" .||. "images/*.jpeg") $ do
route idRoute
compile $ do
i <- loadImage
s <- imageSize <$> M.imageMetadata i
if s > (1024*1024)
then do scaleImageCompiler 1024 1024 i
>>= compressJpgCompiler 80
else return i
match ( "master.css"
.||. "images/*.png"
.||. "media/*") $ do
route idRoute
compile copyFileCompiler
--------------------------------------------------------------------------------
-- no idea on the type signature here ;)
-- later on when local build fixed, we can try to use this to replace
-- writingCtx and
-- postListCtx :: _ -> Context String
-- postListCtx posts =
-- listField "posts" postCtx (return posts) `mappend`
-- defaultContext
postCtx :: Context String
postCtx =
dateField "date" "%B %e, %Y" `mappend`
cleanUrlField `mappend`
defaultContext
pagesCompiler :: Identifier -> Context String -> Compiler (Item [Char])
pagesCompiler template context =
getResourceString >>=
applyAsTemplate context >>=
renderPandoc >>=
loadAndApplyTemplate template context
cleanUrlField :: Context a
cleanUrlField = field "cleanurl" $
fmap (maybe empty $ removeHtmlExtension . toUrl) . getRoute . itemIdentifier
removeHtmlExtension :: String -> String
removeHtmlExtension url = if ".html" `isSuffixOf` url
then take (length url - 5) url
else url
imageSize :: M.Metadatas -> Word
imageSize m = height * width
where
width = fromMaybe 1 $ M.lookup M.Width m
height = fromMaybe 1 $ M.lookup M.Height m
--------------------------------------------------------------------------------
config :: Configuration
config = Configuration
{ destinationDirectory = "_site"
, storeDirectory = "_cache"
, tmpDirectory = "_cache/tmp"
, providerDirectory = "static"
, ignoreFile = ignoreFile'
, deployCommand = "echo 'No deploy command specified' && exit 1"
, deploySite = system . deployCommand
, inMemoryCache = True
, previewHost = "127.0.0.1"
, previewPort = 8000
}
where
ignoreFile' path
| "." `isPrefixOf` fileName = True
| "#" `isPrefixOf` fileName = True
| "~" `isSuffixOf` fileName = True
| ".swp" `isSuffixOf` fileName = True
| otherwise = False
where
fileName = takeFileName path