tykdocs2pdf.js

tykdocs2pdf.js

var markdownpdf = require("markdown-pdf")
    path = require("path")
    fs = require("fs")
    glob = require("glob")
    mkdirp = require("mkdirp")
    metadataParser = require('markdown-yaml-metadata-parser')
    pdftk = require('node-pdftk')
    async = require('async')

var tykDocsPath = "/Users/matias/dev/tyk-docs/tyk-docs"
    contentPath = path.join(tykDocsPath, "content")
    targetPath = "/Users/matias/dev/markdown-experiment/output",
    assetsPath = path.join(tykDocsPath, "static")
    outputPdfPath = "./output.pdf"

if (!fs.existsSync(targetPath)) {
    fs.mkdirSync(targetPath)
}

var pdfs = []

// Iterate through all MD files:
glob(path.join(tykDocsPath, "content", "**/*.md"), {}, function (err, files) {
    async.eachSeries(files, function (f, cb) {
        var baseName = path.basename(f)
        var newDir = path.join(targetPath, f.replace(contentPath, "").replace(baseName, ""))

        // Prepare the PDF path:
        var pdfPath = path.join(newDir, baseName.replace(".md", ".pdf"))
        if (!fs.existsSync(newDir)) {
            mkdirp.sync(newDir)
        }

        // Load the Markdown contents and replace the assets path:
        var file = fs.readFileSync(f)
            mdContents = file.toString().replace(new RegExp("/docs", 'g'), assetsPath)

        // Separate metadata and contents (metadata is available as result.metadata):
        var result = metadataParser(mdContents)

        // Create the PDF:
        markdownpdf().from.string(result.content).to(pdfPath, function () {
            console.log("Created", pdfPath)
            pdfs.push(pdfPath)
            cb();
        })
    }, function() {
        // When finished, merge all the PDFs:
        console.log("Done.", pdfs.length, "PDFs created")
        pdftk
            .input(pdfs)
            .output(outputPdfPath)
    })
})