dir2feed/dir2rss.php

<?php
header('Content-type: text/xml');
/*
	Runs from a directory containing files to provide an
	RSS 2.0 feed that contains the list and modification times for all the
	files. Thanks to vsoch on GitHub!
*/
$feedName = "dym's random audio finds";
$feedDesc = "feed of audio files";
$feedURL = "https://web.dym.sh/audio/rss.xml";
$feedBaseURL = "https://web.dym.sh/audio/"; // must end in trailing forward slash (/).

// $allowed_ext = ".mp4,.mp3,.webm,.ogg,.flac,.opus";

echo '<?xml version="1.0" ?>';
?>
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
	<channel>
		<title><?= $feedName ?></title>
		<link><?= $feedURL ?></link>
		<description><?= $feedDesc ?></description>
<?php
$items = [];
$sub = "";
$dir = opendir("./");

while( $file = readdir($dir) )
{
	$ext = strtolower( pathinfo($sub.$file, PATHINFO_EXTENSION) );
	if(  '.' !== $file
		&& '..' !== $file
		&& 'index.php' !== $file
		&& 'index.html' !== $file
		&& !is_dir($file)
		// && 0 < strpos($allowed_ext, $ext)
	) {
		$item['name'] = $sub.$file;
		$item['timestamp'] = filectime($sub.$file);
		$item['size'] = filesize($sub.$file);
		$items[] = $item;
	}
}
closedir($dir);
// natcasesort($items);

foreach($items as $item) {
	if (!empty($item['name'])) {
		$title = $item['name'];
		$link = $feedBaseURL . urlencode( $item['name'] );
		$dt = date( DATE_RSS, $item['timestamp'] );
		echo <<<__item__
<item>
	<title><![CDATA[$title]]></title>
	<link>$link</link>
	<guid>$link</guid>
	<pubDate>$dt</pubDate>
</item>
__item__;
	}
}
?>
	</channel>
</rss>