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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 qualified Data.Set as S
import Text.Pandoc.Options
import GHC.IO.Encoding
--------------------------------------------------------------------------------
main :: IO ()
main = do
setLocaleEncoding utf8
setFileSystemEncoding utf8
setForeignEncoding utf8
hakyll $ do
match "images/*" $ do
route idRoute
compile copyFileCompiler
match "css/*" $ do
route idRoute
compile compressCssCompiler
match "libraries/bootstrap/*" $ do
route idRoute
compile copyFileCompiler
match "libraries/mathjax/*" $ do
route idRoute
compile copyFileCompiler
match "libraries/highlighters/prettify/js/*" $ do
route idRoute
compile copyFileCompiler
match "libraries/highlighters/prettify/css/*" $ do
route idRoute
compile copyFileCompiler
match (fromList ["about.rst", "contact.markdown"]) $ do
route $ setExtension "html"
compile $ pandocCompiler
>>= loadAndApplyTemplate "templates/default.html" defaultContext
>>= relativizeUrls
match "posts/figures/*" $ do
route idRoute
compile copyFileCompiler
-- build up tags
tags <- buildTags "posts/*" (fromCapture "tags/*.html")
tagsRules tags $ \tag pattern -> do
let title = "Posts tagged \"" ++ tag ++ "\""
route idRoute
compile $ do
posts <- recentFirst =<< loadAll pattern
let ctx = constField "title" title
`mappend` listField "posts" postCtx (return posts)
`mappend` defaultContext
makeItem ""
>>= loadAndApplyTemplate "templates/tag.html" ctx
>>= loadAndApplyTemplate "templates/default.html" ctx
>>= relativizeUrls
match "posts/*.md" $ do
route $ setExtension "html"
compile $ pandocMathCompiler
>>= loadAndApplyTemplate "templates/info.html" (postCtxWithTags tags)
>>= loadAndApplyTemplate "templates/post.html" (postCtxWithTags tags)
>>= saveSnapshot "content"
>>= relativizeUrls
create ["archive.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
match "index.html" $ do
route idRoute
compile $ do
posts <- fmap (take 10) . recentFirst =<< loadAll "posts/*"
let indexCtx =
listField "posts" postCtx (return posts) `mappend`
constField "title" "Home" `mappend`
defaultContext
getResourceBody
>>= applyAsTemplate indexCtx
>>= loadAndApplyTemplate "templates/default.html" indexCtx
>>= relativizeUrls
match "templates/*" $ compile templateBodyCompiler
create ["feed.xml"] $ do
route idRoute
compile $ do
let feedCtx = postCtx `mappend` bodyField "description"
posts <- fmap (take 72) . recentFirst =<<
loadAllSnapshots "posts/*" "content"
rssTemplate <- unsafeCompiler $ readFile "templates/rss.xml"
rssItemTemplate <- unsafeCompiler $ readFile "templates/rss-item.xml"
renderRssWithTemplates (readTemplate rssTemplate) (readTemplate rssItemTemplate) myFeedConfiguration feedCtx posts
--------------------------------------------------------------------------------
postCtx :: Context String
postCtx =
dateField "date" "%B %e, %Y" `mappend`
mdField "md" link `mappend`
rmdField "rmd" link `mappend`
defaultContext
where link = "https://raw.githubusercontent.com/stla/hakyllsource/master/"
mdField :: String -> String -> Context a
mdField key prefix = field key $ return . ((++) prefix) . toFilePath . itemIdentifier
rmdField :: String -> String -> Context a
rmdField key prefix = field key $
return . ((++) prefix) . (flip (++) "Rmd") . (init . init) . toFilePath . itemIdentifier
postCtxWithTags :: Tags -> Context String
postCtxWithTags tags = tagsField "tags" tags `mappend` postCtx
pandocMathCompiler =
let mathExtensions = [Ext_tex_math_dollars, Ext_tex_math_double_backslash,
Ext_latex_macros]
otherExtensions = [Ext_backtick_code_blocks, Ext_fenced_code_attributes]
extensions = mathExtensions ++ otherExtensions
defaultExtensions = writerExtensions defaultHakyllWriterOptions
newExtensions = defaultExtensions <> (extensionsFromList extensions) -- foldr S.insert defaultExtensions mathExtensions
writerOptions = defaultHakyllWriterOptions {
writerExtensions = newExtensions,
writerHTMLMathMethod = MathJax ""
}
in pandocCompilerWith defaultHakyllReaderOptions writerOptions
myFeedConfiguration :: FeedConfiguration
myFeedConfiguration = FeedConfiguration
{ feedTitle = "Saturn Elephant"
, feedDescription = "A blog about R and more."
, feedAuthorName = "Stéphane Laurent"
, feedAuthorEmail = "laurent_step@outlook.fr"
, feedRoot = "https://laustep.github.io/stlahblog"
}