PageRank scripti

<style>
a {font-family:Verdana; font-size:11px; color:#0000FF; text-decoration:none}
p {font-family:verdana; font-size:11px; color:black; text-decoration:none}
td {font-family:verdana; font-size:11px; color:black; text-decoration:none}
tr {font-family:verdana; font-size:11px; color:black; text-decoration:none}
body {font-family:verdana; font-size:11px; color:black; text-decoration:none}
h1 {font-family:verdana; font-size:18px; color:black; font-weight:bold; text-decoration:none}
h2 {font-family:verdana; font-size:15px; color:black; font-weight:bold; text-decoration:none}
</style>
<center>
<h1>Google Page Rank</h1>
<form method="POST">
Site Adresi: <input name='url' value='<?=$_REQUEST['url']; ?>' size="20"><input type="submit" value="Göster">
</form>
<hr>
<?

$website = $_REQUEST['url'];
if( $website ){
	if( !strstr($website,"http://") && !strstr($website,"https://") ){
		$website = "http://".$website;
	}
	$linkedpages = linkcheck($website,'google');
	$indexedpages = GoogleLinks($website);
	
	$pr = GooglePageRank($website);
	$indexed = $indexedpages[google][0];
	$links = $linkedpages[google][0];

	$data = array();
	$target = trim(eregi_replace('http://', '', $website)); 
	// checking Google
	$source = 'http://www.google.com/search?hl=en&lr=&ie=UTF-8&q=link%3A'.$target;
	$data['Google'] = array(fetch($source, 'of about', 9, 'linking', 'did not match any documents'), $source);
	// checking Yahoo!
	$source = 'http://search.yahoo.com/search?p=linkdomain%3A'.$target.'&sm=Yahoo%21+Search&fr=FP-tab-web-t&toggle=1';
	$data['Yahoo!'] = array(fetch($source, 'of about', 9, 'for', "we didn't find any web pages"), $source);
	// checking AlltheWeb
	$source = 'http://www.alltheweb.com/search?cat=web&cs=utf8&q=link%3A'.$target.'&rys=0&_sb_lang=pref';
	$data['AlltheWeb'] = array(fetch($source, 'audio1 -', 14, 'results', "no web pagesfound that match your query"), $source);
	// checking AltaVista
	$source = 'http://www.altavista.com/web/results?itag=wrx&q=linkdomain%3A'.$target.'&kgs=1&kls=0';
	$data['AltaVista'] = array(fetch($source, 'altavista found', 15, 'results', "we found 0 results"), $source);

?>
	<table width='400' border='0' cellpadding='5' cellspacing='0'>
		<tr>
			<td align='left' colspan='2'><b>Google bilgileri: </b></td>
		</tr>
		<tr>
			<td><strong>Website</strong></td><td><a href="<?=$website?>"><?=$website?></a></td>
		</tr>
		<tr>
			<td><strong>Page Rank</strong></td><td><?=$pr?> / 10</td>
		</tr>
		<tr>
			<td><strong>Indexili Sayfa</strong></td><td><a href="<?=$indexedpages[google][1]?>"><?=$indexed?></a></td>
		</tr>
		<tr>
			<td><strong>BackLink</strong></td><td><a href="<?=$linkedpages[google][1]?>"><?=$links?></a></td>
		</tr>
	</table>
	<hr>
	<table width='400' border='0' cellpadding='5' cellspacing='0'>
		<tr>
			<td align='center' colspan='2'><h2>Link Popularite Raporu</h2></td>
		</tr>
		<tr>
			<td><strong>Arama Motoru</strong></td><td align='right'><strong>Indexli Link</strong></td>
		</tr>
		<?
		foreach($data as $engine => $result) {
		?>
		<tr>
			<td><a href='<? echo $result[1]; ?>' target='_blank'><? echo $engine; ?></a></td>
			<td align='right'>
			<?
			if($result[0])
				echo $result[0];
			else
				echo 'Yok';
			?>
			</td>
		</tr>
		<?
		$total += ereg_replace("[[:punct:]]", '', $result[0]);
		}
		?>
		<tr>
			<td><strong>Toplam</strong></td>
			<td align='right'><strong><? echo $total; ?></strong></td>
		</tr>
	</table>
</center>
<?
}

function fetch($source, $start, $smlen, $stop, $fail) {
	$data = @implode('', @file($source));
	$data = strip_tags($data);
	$data = strtolower($data);
	$data = str_replace("\n", '', $data);
	$data = str_replace("\r", '', $data);
	
	if(substr_count($data, $fail)) {
		return 0;
	} else {
		$data = substr($data, strpos($data, $start)+$smlen);
		$data = substr($data, 0, strpos($data, $stop));
		return trim($data);
	}
}

function linkcheck($url, $engine) {
	global $total;
	$arr = parse_url($url);
	$url = $arr['host'];
	$path = "http://www.google.com/search?hl=en&lr=&ie=UTF-8&q=link%3A".$url;
	if(!file_exists($path)) {
		$data = strtolower(strip_tags(implode("", file($path))));
		$data = substr($data, strpos($data, "of about")+9, strlen($data));
		$data = substr($data, 0, strpos($data, " "));
		if(eregi("[[:alpha:]]", $data)) {
			$results[$engine] = array('0', $path);
		} else {
			$results[$engine] = array($data, $path);
			$total+=str_replace(',', '', $data);
		}
	} else {
		$results[$engine] = array('n/a', $path);
	}
	return $results;
}
function GoogleLinks($url){
	$arr = parse_url($url);
	$url = $arr['host'];
	$engine = 'google';
	$path = 'http://www.google.com/search?q=inurl:'.$url.'&hl=en&lr=&ie=UTF-8&filter=0';
	if(!file_exists($path)) {
		$data = str_replace(' ', ' ', strtolower(strip_tags(@implode('', @file($path))))); 
		if(!strpos($data, 'did not match any documents')) {
			$data = substr($data, strpos($data, 'web results')+12, strlen($data)); 
			$data = trim(substr($data, 0, strpos($data, 'for'))); //echo $data; // TEST
			$data = explode(' ', $data);
			$data = $data[(count($data)-1)];
			$results[$engine] = array($data, $path);
			$total+=str_replace(',', '', $data);
		} else {
			$results[$engine] = array('0', $path);
		}
	} else {
		$results[$engine] = array('n/a', $path);
	}
	return $results;
}

function GooglePageRank($url){
	$arr = parse_url($url);
	$url = $arr['host'];
	$url="info:".$url; $ch=GoogleCSum($url,0xE6359A60);
	$host="toolbarqueries.google.com"; $hostip=gethostbyname($host);
	$query ="GET /search?client=navclient-auto&ch=6".$ch."&ie=UTF-8&oe=UTF-8&features=Rank&q=".rawurlencode($url)." HTTP/1.0\r\n";
	$query.="Host: $host\r\n"; $rank=-1;
	$query.="User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)\r\n";
	$query.="Connection: Close\r\n\r\n";
	$fp=fsockopen($hostip,80,$errno,$errstr,30);
	if ($fp)
	{ fputs($fp,$query); $data=""; while (!feof($fp)) $data.=fgets($fp,4096); fclose($fp);
	$data=explode("\n",$data);
	foreach ($data as $line)
	if (!is_bool(strpos($line,"Rank_1")))
	{ $rank=explode(":",trim($line)); $rank=$rank[2]; break; } }
	return $rank; 
}

function GoogleCSum($s,$key){
	$v4=$len=strlen($s); $esi=$key; $ebx=$edi=0x9E3779B9; $p=0;
	if ($len>=12)
	for($i=0;$i<floor($len/12);$i++)
	{ $edi=unsign($edi+ord($s[$p+4])+(ord($s[$p+5]) << 8)+(ord($s[$p+6]) << 16)+(ord($s[$p+7]) << 24));
	$esi=unsign($esi+ord($s[$p+8])+(ord($s[$p+9]) << 8)+(ord($s[$p+10]) << 16)+(ord($s[$p+11]) << 24));
	$edx=unsign(($ebx+ord($s[$p+0])+(ord($s[$p+1]) << 8)+(ord($s[$p+2]) << 16)+(ord($s[$p+3]) << 24)-$edi-$esi)^shr($esi,13));
	$edi=unsign(($edi-$esi-$edx)^($edx << 8));
	$esi=unsign(($esi-$edx-$edi)^shr($edi,13));
	$edx=unsign(($edx-$edi-$esi)^shr($esi,12));
	$edi=unsign(($edi-$esi-$edx)^($edx << 16));
	$esi=unsign(($esi-$edx-$edi)^shr($edi,5));
	$edx=unsign(($edx-$edi-$esi)^shr($esi,3)); $ebx=$edx;
	$edi=unsign(($edi-$esi-$ebx)^($ebx << 10));
	$esi=unsign(($esi-$ebx-$edi)^shr($edi,15));
	$v4-=12; $p+=12; }
	$esi=unsign($esi+$len);
	if ($v4>=11) $esi=unsign($esi+(ord($s[$p+10]) << 24));
	if ($v4>=10) $esi=unsign($esi+(ord($s[$p+9]) << 16));
	if ($v4>=9) $esi=unsign($esi+(ord($s[$p+8]) << 8));
	if ($v4>=8) $edi=unsign($edi+ord($s[$p+4])+(ord($s[$p+5]) << 8)+(ord($s[$p+6]) << 16)+(ord($s[$p+7]) << 24));
	else
	{ if ($v4>=7) $edi=unsign($edi+(ord($s[$p+6]) << 16));
	if ($v4>=6) $edi=unsign($edi+(ord($s[$p+5]) << 8));
	if ($v4>=5) $edi=unsign($edi+ord($s[$p+4])); }
	if ($v4>=4) $ebx=unsign($ebx+ord($s[$p+0])+(ord($s[$p+1]) << 8)+(ord($s[$p+2]) << 16)+(ord($s[$p+3]) << 24));
	else
	{ if ($v4>=3) $ebx=unsign($ebx+(ord($s[$p+2]) << 16));
	if ($v4>=2) $ebx=unsign($ebx+(ord($s[$p+1]) << 8));
	if ($v4>=1) $ebx=unsign($ebx+ord($s[$p+0])); }
	$ebx=unsign(($ebx-$edi-$esi)^shr($esi,13));
	$edi=unsign(($edi-$esi-$ebx)^($ebx << 8));
	$esi=unsign(($esi-$ebx-$edi)^shr($edi,13));
	$ebx=unsign(($ebx-$edi-$esi)^shr($esi,12));
	$edi=unsign(($edi-$esi-$ebx)^($ebx << 16));
	$esi=unsign(($esi-$ebx-$edi)^shr($edi,5));
	$ebx=unsign(($ebx-$edi-$esi)^shr($esi,3));
	$edi=unsign(($edi-$esi-$ebx)^($ebx << 10));
	$esi=unsign(($esi-$ebx-$edi)^shr($edi,15)); return $esi; 
}
function shr($x,$y) { 
	$x=unsign($x); 
	for($i=0;$i<$y;$i++) $x=floor($x/2); return $x; 
}
function unsign($l) { 
	$l=intval($l);
	if ($l>=0){
		return $l;
	}else{
		return 4294967296+$l;
	}
}
?>