<?php

	$site = 'http://localhost/';

	foreach(get_urls($site) as $url) {

		echo '<a href="'.$url.'">'.$url.'</a><br>'."\n";

	}

	function my_sort($array) {

		$new_array = array();

		foreach($array as $value) {

			$new_array[] = $value;

		}

		return $new_array;

	}

	function DirnameNormal($url) {

		$fulldir = '';

		$explode = explode('/', $url);

		foreach($explode as $i => $dir) {

			if($dir && $i != (count($explode)-1)) {

				$fulldir .= $dir.'/';

			}

		}

		return $fulldir;

	}

	function JoinToSite($url, $site) {

		$domain = parse_url($site);

		$domain = $domain['scheme'].'://'.$domain['host'];

		if($url{0} == '/') {

			$link = $domain.$url;

		} else if(preg_match('~^http(s)?:~i', $url)) {

			if(parse_url($url, PHP_URL_HOST) == parse_url($site, PHP_URL_HOST)) {

				$link = $url;

			}

		} else {

			if(!preg_match('~^(ftp(s)?|javascript|mailto):~i',   $url)) {

				$dirname = DirnameNormal(parse_url($site, PHP_URL_PATH));

				$link = $domain.'/'.$dirname.$url;

			}

		}

		return (isset($link) ? $link : false);

	}

	function GetAllUrlsFromUrl($url, $all_links) {

		$first = file_get_contents($url);

		preg_match_all('~<a[^>]+href[\x20]?=[\x20\x22\x27]?([^\x20\x22\x27\x3E]+)[\x20\x22\x27]?[^>]*>~i',  $first, $second);

		$array_urls = array();

		foreach($second[1] as $link) {

			$link = JoinToSite($link, $url);

			if($link !== false && !in_array($link, $all_links)) {

				$array_urls[] = $link;

			}

		}

		return ((count($array_urls) > 0) ? $array_urls : false);

	}

	function get_urls($url, $all_links = array()) {

		$get_urls = GetAllUrlsFromUrl($url, $all_links);

		if($get_urls) {

			if($all_links == array()) {

				$all_links[] = $url;

			}

			$all_links = array_merge($all_links, $get_urls);

			foreach($get_urls as $url) {

				$GetAllUrls = get_urls($url, $all_links);

				return my_sort(array_unique($GetAllUrls));

			}

		} else {

			return $all_links;

		}

	}

?>