assign( "url", $url); $tpl->assign( "title", $title); $tpl->assign( "content", $content); $tpl->assign( "version", VERSION); $tpl->draw( "index"); // draw the template } // function define to retrieve url content function get_external_file($url, $timeout) { // spoofing FireFox 18.0 $useragent="Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0"; if (in_array ('curl', get_loaded_extensions())) { // Fetch feed from URL $curl = curl_init(); curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_TIMEOUT, $timeout); curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_HEADER, false); // FeedBurner requires a proper USER-AGENT... curl_setopt($curl, CURL_HTTP_VERSION_1_1, true); curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate"); curl_setopt($curl, CURLOPT_USERAGENT, $useragent); $data = curl_exec($curl); $httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE); $httpcodeOK = isset($httpcode) and ($httpcode == 200 or $httpcode == 301); curl_close($curl); } else { // create http context and add timeout and user-agent $context = stream_context_create(array('http'=>array('timeout' => $timeout, // Timeout : time until we stop waiting for the response. 'header'=> "User-Agent: ".$useragent, // spoot Mozilla Firefox 'follow_location' => true ))); // only download page lesser than 4MB $data = @file_get_contents($url, false, $context, -1, 4000000); // We download at most 4 MB from source. // echo "
http_response_header : ".print_r($http_response_header);
		
		if(isset($http_response_header) and isset($http_response_header[0])) {
			$httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE));
		}
	}

	// if response is not empty and response is OK
	if (isset($data) and isset($httpcodeOK) and $httpcodeOK ) {

		// take charset of page and get it
		preg_match('##Usi', $data, $meta);

		// if meta tag is found
		if (!empty($meta[0])) {
			// retrieve encoding in $enc
			preg_match('#charset="?(.*)"#si', $meta[0], $enc);

			// if charset is found set it otherwise, set it to utf-8
			$html_charset = (!empty($enc[1])) ? strtolower($enc[1]) : 'utf-8';

		} else { 
			$html_charset = 'utf-8';
			$enc[1] = '';
		}

		// replace charset of url to charset of page
		$data = str_replace('charset='.$enc[1], 'charset='.$html_charset, $data);

		return $data;
	}
	else {
		return FALSE;
	}
}

function rel2abs($rel, $base)
{
    /* return if already absolute URL */
    if (parse_url($rel, PHP_URL_SCHEME) != '') return $rel;

    /* queries and anchors */
    if ($rel[0]=='#' || $rel[0]=='?') return $base.$rel;

    /* parse base URL and convert to local variables:
       $scheme, $host, $path */
    extract(parse_url($base));

    /* remove non-directory element from path */
    $path = preg_replace('#/[^/]*$#', '', $path);

    /* destroy path if relative url points to root */
    if ($rel[0] == '/') $path = '';

    /* dirty absolute URL */
    $abs = "$host$path/$rel";

    /* replace '//' or '/./' or '/foo/../' with '/' */
    $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
    for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {}

    /* absolute URL is ready! */
    return $scheme.'://'.$abs;
}

// $str=preg_replace('#(href|src)="([^:"]*)("|(?:(?:%20|\s|\+)[^"]*"))#','$1="http://wintermute.com.au/$2$3',$str);

function absolutes_links($data, $base) {
	// cherche les balises 'a' qui contiennent un href
	$matches = array();
	preg_match_all('#(href|src)="([^:"]*)("|(?:(?:%20|\s|\+)[^"]*"))#Si', $data, $matches, PREG_SET_ORDER);

	// ne conserve que les liens ne commençant pas par un protocole « protocole:// » ni par une ancre « # »
	foreach($matches as $i => $link) {
		$link[1] = trim($link[1]);

		if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1]) ) {

			$absolutePath=rel2abs($link[2],$base);

			$data = str_replace($matches[$i][2], $absolutePath, $data);
		}

	}
	return $data;
}


// FUNCTIONS END

// EXUCUTION CODE


if(isset($_GET['url']) && $_GET['url'] != null && trim($_GET['url']) != "") {
	// get url link
	if(strlen(trim($_GET['url'])) > 2048) {
		echo "Error URL is too large !!";
	} else {
		$url = trim($_GET['url']);

		// decode it
		$url = html_entity_decode($url);
		
		// if url use https protocol change it to http
		if (!preg_match('!^https?://!i', $url)) $url = 'http://'.$url;
		
		// convert page to utf-8
		$html = Encoding::toUTF8(get_external_file($url,15));
		
		if(isset($html) and strlen($html) > 0) {
		
			// send result to readability library
			$r = new Readability($html, $url);

			if($r->init()) {
				generate_page($url,$r->articleTitle->innerHTML,$r->articleContent->innerHTML);
			} else {
				// return data into an iframe
				echo "";
			}
		} else {
			echo "Error unable to get link : ".$url;
		}
	}
}
?>