11ty-resume/_config/eleventy-plugin-pdf.js

49 lines
1.5 KiB
JavaScript

import PuppeteerHTMLPDF from "puppeteer-html-pdf";
import { nanoid } from 'nanoid';
import fs from 'fs';
const pluginDefaults = {
// Plugin defaults
tempDir: "dist", // Directory where the temporary files are created
debug: false, // Keep the generated temporary html file for debugging
format: "A4", // Default pdf format
margin: { // PDF file margins
top: "1cm",
right: "1.25cm",
bottom: "1cm",
left: "1.25cm",
}
};
export default function (eleventyConfig, options = {}) {
const pluginConfig = Object.assign(pluginDefaults, options);
eleventyConfig.addTransform("toPDF", async (content) => {
if (this.outputPath && this.outputPath.toLowerCase().endsWith('.pdf')) {
let tempFileName = pluginConfig.debug ? this.page.fileSlug : nanoid();
let htmlFile = `./${pluginConfig.tempDir}/${tempFileName}.html`;
let pdfFile = `./${pluginConfig.tempDir}/${tempFileName}.pdf`;
fs.writeFileSync(htmlFile, content);
const htmlPDF = new PuppeteerHTMLPDF();
const pdfOptions = {
format: pluginConfig.format,
margin: pluginConfig.margin,
path: pdfFile,
};
htmlPDF.setOptions(pdfOptions);
const pdfContent = await htmlPDF.readFile(htmlFile, "utf8");
await htmlPDF.create(pdfContent);
let contents = fs.readFileSync(pdfFile, 'binary');
if (!pluginConfig.debug) {
fs.unlinkSync(htmlFile);
fs.unlinkSync(pdfFile);
}
return Buffer.from(contents,'binary');
} else return content;
});
};