mad/byg/src/SiteGenerator.hs

59 lines
2.6 KiB
Haskell

module SiteGenerator (generateSite) where
import Types
import DependencyGenerator
thumbnailImageFilename :: Token FilePath -> DepGenM' FilePath
thumbnailImageFilename filename = do
(base, ext) <- untupleDepGenM (fileComponents filename)
appendStrings (appendStrings (base, inject "-thumbnail."), ext)
makeImageHTML :: Token (FilePath, FilePath) -> DepGenM' String
makeImageHTML t = do
(thumbnail, actual) <- untupleDepGenM t
appendStrings (inject "<p><a href=\"",
appendStrings (actual,
appendStrings (inject "\"><img src=\"",
appendStrings (thumbnail,
inject "\"></a></p>"))))
handleRecipeDir :: Token FilePath -> Token Template -> Token FilePath -> Token FilePath -> DepGenM ()
handleRecipeDir outputDir template indexName dir = do
recipeDirOut <- joinPaths (outputDir, dir)
makeDir recipeDirOut
dirContents <- listDirectory dir
exts <- unzipSndDepGenM (mapDepGenM fileComponents dirContents)
areImageFilenames <- mapDepGenM isImageExtension exts
imageFilenames <- filterDepGenM areImageFilenames dirContents
imagePaths <- mapDepGenM (curry joinPaths dir) imageFilenames
imagePathsOut <- mapDepGenM (curry joinPaths recipeDirOut) imageFilenames
mapDepGenM_ copyFile' (ZipToken (imagePaths, imagePathsOut))
thumbnailImageFilenames <- mapDepGenM thumbnailImageFilename imageFilenames
thumbnailImagePaths <- mapDepGenM (curry joinPaths recipeDirOut) thumbnailImageFilenames
mapDepGenM_
(\files -> convertImage (files, inject $ ResizeToWidth 800))
(ZipToken (imagePaths, thumbnailImagePaths))
htmlBodyBase <- runPandoc (joinPaths (dir, inject "ret.md"))
htmlBodyImages <- mapDepGenM makeImageHTML (ZipToken (thumbnailImageFilenames, imageFilenames))
imagesHtml <- concatStrings htmlBodyImages
htmlBody <- appendStrings (htmlBodyBase, imagesHtml)
html <- applyTemplate (template, htmlBody)
saveFile (html, joinPaths (recipeDirOut, indexName))
generateSite :: DepGenM ()
generateSite = do
outputDir <- inject "site"
makeDir outputDir
recipesDir <- inject "retter"
outputRecipesDir <- joinPaths (outputDir, recipesDir)
makeDir outputRecipesDir
template <- readTemplate (inject "template.html")
indexName <- inject "index.html"
dirContents <- listDirectory recipesDir
mapDepGenM_ (handleRecipeDir outputRecipesDir template indexName) dirContents
htmlBody <- runPandoc (inject "om.md")
html <- applyTemplate (template, htmlBody)
aboutDir <- joinPaths (outputDir, inject "om")
makeDir aboutDir
saveFile (html, joinPaths (aboutDir, indexName))