shimmie2/ext/load_ext_data/main.php

<?php
class LoadExtData extends SimpleExtension {
	public function onPageRequest($event) {
		global $page;
		$data_href = get_base_href();

		$css_files = glob("ext/*/style.css");
		if($css_files) {
			foreach($css_files as $css_file) {
				$page->add_header("<link rel='stylesheet' href='$data_href/$css_file' type='text/css'>");
			}
		}

		$js_files = glob("ext/*/script.js");
		if($js_files) {
			foreach($js_files as $js_file) {
				$page->add_header("<script src='$data_href/$js_file' type='text/javascript'></script>");
			}
		}
	}
}
?>