= $Int32Unit) { $Check = ($Check - $Int32Unit * (int) ($Check / $Int32Unit)); //if the check less than -2^31 $Check = ($Check < -2147483648) ? ($Check + $Int32Unit) : $Check; } $Check += ord($Str{$i}); } return $Check; } /* * Genearate a hash for a url */ function HashURL($String) { $Check1 = StrToNum($String, 0x1505, 0x21); $Check2 = StrToNum($String, 0, 0x1003F); $Check1 >>= 2; $Check1 = (($Check1 >> 4) & 0x3FFFFC0 ) | ($Check1 & 0x3F); $Check1 = (($Check1 >> 4) & 0x3FFC00 ) | ($Check1 & 0x3FF); $Check1 = (($Check1 >> 4) & 0x3C000 ) | ($Check1 & 0x3FFF); $T1 = (((($Check1 & 0x3C0) << 4) | ($Check1 & 0x3C)) <<2 ) | ($Check2 & 0xF0F ); $T2 = (((($Check1 & 0xFFFFC000) << 4) | ($Check1 & 0x3C00)) << 0xA) | ($Check2 & 0xF0F0000 ); return ($T1 | $T2); } /* * genearate a checksum for the hash string */ function CheckHash($Hashnum) { $CheckByte = 0; $Flag = 0; $HashStr = sprintf('%u', $Hashnum) ; $length = strlen($HashStr); for ($i = $length - 1; $i >= 0; $i --) { $Re = $HashStr{$i}; if (1 === ($Flag % 2)) { $Re += $Re; $Re = (int)($Re / 10) + ($Re % 10); } $CheckByte += $Re; $Flag ++; } $CheckByte %= 10; if (0 !== $CheckByte) { $CheckByte = 10 - $CheckByte; if (1 === ($Flag % 2) ) { if (1 === ($CheckByte % 2)) { $CheckByte += 9; } $CheckByte >>= 1; } } return '7'.$CheckByte.$HashStr; } function getpagerank($url) { $fp = fsockopen("toolbarqueries.google.com", 80, $errno, $errstr, 30); if (!$fp) { echo "$errstr ($errno)
\n"; } else { $out = "GET /search?client=navclient-auto&ch=".CheckHash(HashURL($url))."&features=Rank&q=info:".$url."&num=100&filter=0 HTTP/1.1\r\n"; $out .= "Host: toolbarqueries.google.com\r\n"; $out .= "User-Agent: Mozilla/4.0 (compatible; GoogleToolbar 2.0.114-big; Windows XP 5.1)\r\n"; $out .= "Connection: Close\r\n\r\n"; fwrite($fp, $out); //$pagerank = substr(fgets($fp, 128), 4); //echo $pagerank; while (!feof($fp)) { $data = fgets($fp, 128); $pos = strpos($data, "Rank_"); if($pos === false){} else{ $pagerank = substr($data, $pos + 9); echo $pagerank; } } fclose($fp); } } echo getpagerank('smudge-it.co.uk'); ?>