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Refactor pdf plugin code

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TheThomaas 2025-06-08 17:47:06 +02:00
parent 9788f158c2
commit f09135319a
1 changed files with 39 additions and 37 deletions
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36
_config/eleventy-plugin-pdf.js
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@ -1,10 +1,8 @@
import PuppeteerHTMLPDF from "puppeteer-html-pdf"; import PuppeteerHTMLPDF from "puppeteer-html-pdf";
import { nanoid } from 'nanoid' import { nanoid } from 'nanoid';
import fs from 'fs'; import fs from 'fs';
let config = {} const pluginDefaults = {
export default function (eleventyConfig, pluginOptions = {}) {
config = Object.assign({
// Plugin defaults // Plugin defaults
tempDir: "dist", // Directory where the temporary files are created tempDir: "dist", // Directory where the temporary files are created
debug: false, // Keep the generated temporary html file for debugging debug: false, // Keep the generated temporary html file for debugging
@ -15,33 +13,37 @@ export default function (eleventyConfig, pluginOptions = {}) {
bottom: "1cm", bottom: "1cm",
left: "1.25cm", left: "1.25cm",
} }
}, pluginOptions);
eleventyConfig.addTransform("toPDF", transformPDF);
}; };
const transformPDF = async function(content) { export default function (eleventyConfig, options = {}) {
const pluginConfig = Object.assign(pluginDefaults, options);
eleventyConfig.addTransform("toPDF", async (content) => {
if (this.outputPath && this.outputPath.toLowerCase().endsWith('.pdf')) { if (this.outputPath && this.outputPath.toLowerCase().endsWith('.pdf')) {
let tempFileName = config.debug ? this.page.fileSlug : nanoid(); let tempFileName = pluginConfig.debug ? this.page.fileSlug : nanoid();
let htmlFile = `./${config.tempDir}/${tempFileName}.html`; let htmlFile = `./${pluginConfig.tempDir}/${tempFileName}.html`;
let pdfFile = `./${config.tempDir}/${tempFileName}.pdf`; let pdfFile = `./${pluginConfig.tempDir}/${tempFileName}.pdf`;
fs.writeFileSync(htmlFile, content); fs.writeFileSync(htmlFile, content);
const htmlPDF = new PuppeteerHTMLPDF(); const htmlPDF = new PuppeteerHTMLPDF();
const options = { const pdfOptions = {
format: config.format, format: pluginConfig.format,
margin: config.margin, margin: pluginConfig.margin,
path: pdfFile, // you can pass path to save the file path: pdfFile,
}; };
htmlPDF.setOptions(options); htmlPDF.setOptions(pdfOptions);
const pdfContent = await htmlPDF.readFile(htmlFile, "utf8"); const pdfContent = await htmlPDF.readFile(htmlFile, "utf8");
await htmlPDF.create(pdfContent); await htmlPDF.create(pdfContent);
let contents = fs.readFileSync(pdfFile, 'binary'); let contents = fs.readFileSync(pdfFile, 'binary');
if (!config.debug) { if (!pluginConfig.debug) {
fs.unlinkSync(htmlFile); fs.unlinkSync(pdfFile); fs.unlinkSync(htmlFile);
fs.unlinkSync(pdfFile);
} }
return Buffer.from(contents,'binary'); return Buffer.from(contents,'binary');
} else return content; } else return content;
});
}; };