sloonz/mkebook.js

## mkebook.js
#!/usr/bin/node

// Install dependencies: npm install @mozilla/readability jsdom got argparse
// Usage: node mkebook.js --title Test url1 url2 > test.epub

const fs = require('fs').promises;
const { spawn } = require('child_process');

const { JSDOM } = require('jsdom');
const { Readability } = require('@mozilla/readability');
const got = require("got");
const { ArgumentParser } = require('argparse');

const parser = new ArgumentParser();
parser.add_argument('-t', '--title', { required: true });
parser.add_argument('urls', { nargs: '*' });

async function main(args) {
    const { title, urls } = args;
    const files = await Promise.all(urls.map(async (url, i) => {
        const filename = (i + 1).toString().padStart(3, '0') + '.html';
        const { body } = await got(url);
        const { title, content } = new Readability((new JSDOM(body)).window.document).parse();
        const doc = new JSDOM('<html><head><title></title></head><body><h1></h1><div></div></body></html>');
        doc.window.document.querySelector('title').textContent = title;
        doc.window.document.querySelector('h1').textContent = title;
        doc.window.document.querySelector('div').innerHTML = content;
        await fs.writeFile(filename, doc.serialize());
        return filename;
    }));

    await new Promise((resolve, reject) => {
        spawn('pandoc', [`-Mtitle=${title}`, '-t', 'epub', '-o', '-', ...files], { stdio: 'inherit' })
            .on('error', reject)
            .on('exit', resolve);
    });

    await Promise.all(files.map(file => fs.unlink(file)));
}

main(parser.parse_args()).catch(console.error);
	#!/usr/bin/node

	// Install dependencies: npm install @mozilla/readability jsdom got argparse
	// Usage: node mkebook.js --title Test url1 url2 > test.epub

	const fs = require('fs').promises;
	const { spawn } = require('child_process');

	const { JSDOM } = require('jsdom');
	const { Readability } = require('@mozilla/readability');
	const got = require("got");
	const { ArgumentParser } = require('argparse');

	const parser = new ArgumentParser();
	parser.add_argument('-t', '--title', { required: true });
	parser.add_argument('urls', { nargs: '*' });

	async function main(args) {
	const { title, urls } = args;
	const files = await Promise.all(urls.map(async (url, i) => {
	const filename = (i + 1).toString().padStart(3, '0') + '.html';
	const { body } = await got(url);
	const { title, content } = new Readability((new JSDOM(body)).window.document).parse();
	const doc = new JSDOM('<html><head><title></title></head><body><h1></h1><div></div></body></html>');
	doc.window.document.querySelector('title').textContent = title;
	doc.window.document.querySelector('h1').textContent = title;
	doc.window.document.querySelector('div').innerHTML = content;
	await fs.writeFile(filename, doc.serialize());
	return filename;
	}));

	await new Promise((resolve, reject) => {
	spawn('pandoc', [`-Mtitle=${title}`, '-t', 'epub', '-o', '-', ...files], { stdio: 'inherit' })
	.on('error', reject)
	.on('exit', resolve);
	});

	await Promise.all(files.map(file => fs.unlink(file)));
	}

	main(parser.parse_args()).catch(console.error);