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Program.fs
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Program.fs
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open System.IO
open FSharp.Formatting.Markdown
module Constants =
let sourceDir = __SOURCE_DIRECTORY__
let markdownDir = Path.Combine(sourceDir, "markdown")
let outputDir = Path.Combine(sourceDir, "output")
let partialsDir = Path.Combine(sourceDir, "partials")
let imagesDir = Path.Combine(markdownDir, "images")
let outputImagesDir = Path.Combine(outputDir, "images")
let cssDir = Path.Combine(sourceDir, "css")
let fontDir = Path.Combine(sourceDir, "font")
module diskUtils =
let readFile (path: string) =
path
|> File.Exists
|> function
| true -> File.ReadAllText(path)
| false -> ""
let writeFile (path: string) (content: string) = File.WriteAllText(path, content)
let copyFilesToOutput (sourceDir: string) (searchPattern: string) =
let files = Directory.GetFiles(sourceDir, searchPattern)
files
|> Array.iter (fun file ->
let fileName = Path.GetFileName(file)
let destinationPath = Path.Combine(Constants.outputDir, fileName)
File.Copy(file, destinationPath, true))
let copyImagesToOutput () =
if not (Directory.Exists(Constants.outputImagesDir)) then
Directory.CreateDirectory(Constants.outputImagesDir)
|> ignore
Directory.GetFiles(Constants.imagesDir)
|> Array.iter (fun file ->
let fileName = Path.GetFileName(file)
let destFile = Path.Combine(Constants.outputImagesDir, fileName)
File.Copy(file, destFile, true))
module urlUtils =
let toUrlFriendly (input: string) =
input.ToLowerInvariant()
|> fun text -> System.Text.RegularExpressions.Regex.Replace(text, @"[^\w\s]", "") // Remove all non-alphanumeric characters
|> fun text -> System.Text.RegularExpressions.Regex.Replace(text, @"\s+", "-") // Replace spaces with hyphens
let generateFinalHtml (header: string) (footer: string) (content: string) (title: string) =
$"""
<!DOCTYPE html>
<html lang="en" color-mode="user">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="styles.css">
<title>{title}</title>
<link rel="apple-touch-icon" sizes="180x180" href="images/apple-touch-icon.png">
<link rel="icon" type="image/png" sizes="32x32" href="images/favicon-32x32.png">
<link rel="icon" type="image/png" sizes="16x16" href="images/favicon-16x16.png">
<link rel="manifest" href="images/site.webmanifest">
<link rel="mask-icon" href="images/safari-pinned-tab.svg" color="#5bbad5">
<link rel="shortcut icon" href="images/favicon.ico">
<meta name="msapplication-TileColor" content="#da532c">
<meta name="msapplication-config" content="images/browserconfig.xml">
<meta name="theme-color" content="#ffffff">
</head>
<body>
<header>{header}
</header>
<main>
{content}
</main>
<hr />
<footer>
{footer}
</footer>
</body>
</html>
"""
let isArticle (file: string) =
System.Char.IsDigit(Path.GetFileName(file).[0])
let createPage (header: string) (footer: string) (markdownFilePath: string) =
let title =
File.ReadAllLines(markdownFilePath)
|> Array.tryFind (fun line -> line.StartsWith("# "))
|> Option.defaultValue "# No Title"
|> fun title -> title.TrimStart('#').Trim()
let fileName = urlUtils.toUrlFriendly (title)
let outputMarkdownFilePath = Path.Combine(Constants.outputDir, fileName + ".html")
let markdownContent = File.ReadAllText(markdownFilePath)
let htmlContent =
match isArticle (markdownFilePath) with
| false -> Markdown.ToHtml(markdownContent)
| true ->
let date = Path.GetFileNameWithoutExtension(markdownFilePath)
let publicationDate =
$"""<p class="publication-date">Published on <time datetime="{date}">{date}</time></p>"""
let giscus = diskUtils.readFile (Path.Combine(Constants.partialsDir, "giscus.inc"))
Markdown.ToHtml(
markdownContent
+ "\n\n"
+ publicationDate
+ "\n\n"
+ giscus
)
let finalHtmlContent =
generateFinalHtml header footer htmlContent ("Max Gripe 1982 - " + title)
diskUtils.writeFile outputMarkdownFilePath finalHtmlContent
let createIndexPage (header: string) (footer: string) (listOfAllArticles: (string * string * string) list) =
let indexMarkdownPath = Path.Combine(Constants.sourceDir, "markdown", "index.md")
let indexContent =
if File.Exists(indexMarkdownPath) then
Markdown.ToHtml(File.ReadAllText(indexMarkdownPath))
else
""
let listOfAllArticlesContent =
listOfAllArticles
|> List.map (fun (date, title, link) -> $"""<li>{date}: <a href="{link}">{title}</a></li>""")
|> String.concat "\n"
let content =
$"""
{indexContent}
<section class="publications">
<h1>blog entries</h1>
<ul>
{listOfAllArticlesContent}
</ul>
</section>
"""
let finalHtmlContent = generateFinalHtml header footer content "Max Gripe 1982"
let outputMarkdownFilePath = Path.Combine(Constants.outputDir, "index.html")
diskUtils.writeFile outputMarkdownFilePath finalHtmlContent
[<EntryPoint>]
let main argv =
if not (Directory.Exists(Constants.markdownDir)) then
printfn "Markdown directory does not exist : %s" Constants.markdownDir
failwith "Markdown directory not found"
if not (Directory.Exists(Constants.outputDir)) then
Directory.CreateDirectory(Constants.outputDir)
|> ignore
let header = diskUtils.readFile (Path.Combine(Constants.partialsDir, "header.inc"))
let footer = diskUtils.readFile (Path.Combine(Constants.partialsDir, "footer.inc"))
let markdownFiles = Directory.GetFiles(Constants.markdownDir, "*.md")
let articleFiles =
markdownFiles
|> Array.filter (fun file -> isArticle (file))
let listOfAllArticles =
articleFiles
|> Array.map (fun file ->
let date = Path.GetFileNameWithoutExtension(file)
let title =
File.ReadAllLines(file)
|> Array.tryFind (fun line -> line.StartsWith("# "))
|> Option.defaultValue "# No Title"
|> fun title -> title.TrimStart('#').Trim()
let urlFriendlyTitle = urlUtils.toUrlFriendly (title)
(date, title, $"{urlFriendlyTitle}.html"))
|> Array.sortByDescending (fun (date, _, _) -> date)
|> Array.toList
let createArticlePages () =
articleFiles
|> Array.iter (fun file -> createPage header footer file)
let createOtherPages () =
markdownFiles
|> Array.filter (fun file -> not (isArticle (file)))
|> Array.filter (fun file -> Path.GetFileName(file) <> "index.md")
|> Array.iter (fun file -> createPage header footer file)
createIndexPage header footer listOfAllArticles
createArticlePages ()
createOtherPages ()
diskUtils.copyFilesToOutput Constants.fontDir "*.woff2"
diskUtils.copyFilesToOutput Constants.cssDir "*.css"
diskUtils.copyImagesToOutput ()
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