jimkang/make-link-index.js

## make-link-index.js
#!/usr/bin/env node

/* global process */

var fs = require('fs');
if (process.argv.length < 4) {
  console.error(
    'Usage: node make-index.js <comma-separated desired file exts, e.g. mp4,gif> <directory with files>'
  );
  process.exit(1);
}

const fileExts = process.argv[2].split(',');
const mediaDirPath = process.argv[3];

var files = fs.readdirSync(mediaDirPath).filter(fileIsWanted);
const linksPerPage = 48;
const pageCount = Math.ceil(files.length/linksPerPage);
console.log('Need to make', pageCount, 'pages');
var pages = [];
for (let page = 0; page < pageCount; ++page) {
  pages.push(files.slice(page * linksPerPage, (page + 1) * linksPerPage));
}
pages.forEach(writePage);

function writePage(pageFiles, i) {
  console.log('Writing', pageFiles.length, 'to page', i);
  const html = `<html>
<head>
  <title>Links page ${i}</title>
</head>
<body>
  <ul>
    ${pageFiles.map(file => `<li><a href="${file}">${file}</a></li>`).join('\n')}
  </ul>
  <a href="page-${i + 1}.html">Next page: ${i + 1}</a>
</body>
</html>`;
  fs.writeFile(`${mediaDirPath}/page-${i}.html`, html, { encoding: 'utf8' }, console.error);
}

function fileIsWanted(file) {
  return fileExts.some((ext) => file.endsWith('.' + ext));
}
	#!/usr/bin/env node

	/* global process */

	var fs = require('fs');
	if (process.argv.length < 4) {
	console.error(
	'Usage: node make-index.js <comma-separated desired file exts, e.g. mp4,gif> <directory with files>'
	);
	process.exit(1);
	}

	const fileExts = process.argv[2].split(',');
	const mediaDirPath = process.argv[3];

	var files = fs.readdirSync(mediaDirPath).filter(fileIsWanted);
	const linksPerPage = 48;
	const pageCount = Math.ceil(files.length/linksPerPage);
	console.log('Need to make', pageCount, 'pages');
	var pages = [];
	for (let page = 0; page < pageCount; ++page) {
	pages.push(files.slice(page * linksPerPage, (page + 1) * linksPerPage));
	}
	pages.forEach(writePage);

	function writePage(pageFiles, i) {
	console.log('Writing', pageFiles.length, 'to page', i);
	const html = `<html>
	<head>
	<title>Links page ${i}</title>
	</head>
	<body>
	<ul>
	${pageFiles.map(file => `<li><a href="${file}">${file}</a></li>`).join('\n')}
	</ul>
	<a href="page-${i + 1}.html">Next page: ${i + 1}</a>
	</body>
	</html>`;
	fs.writeFile(`${mediaDirPath}/page-${i}.html`, html, { encoding: 'utf8' }, console.error);
	}

	function fileIsWanted(file) {
	return fileExts.some((ext) => file.endsWith('.' + ext));
	}