int32($a) ^ $this->int32($b); } function int32($x) { return unserialize("i:$x;"); } function mix($a,$b,$c) { $a -= $b; $a -= $c; $a = $this->xor32($a,$this->zeroFill($c,13)); $b -= $c; $b -= $a; $b = $this->xor32($b,$a<<8); $c -= $a; $c -= $b; $c = $this->xor32($c,$this->zeroFill($b,13)); $a -= $b; $a -= $c; $a = $this->xor32($a,$this->zeroFill($c,12)); $b -= $c; $b -= $a; $b = $this->xor32($b,$a<<16); $c -= $a; $c -= $b; $c = $this->xor32($c,$this->zeroFill($b,5)); $a -= $b; $a -= $c; $a = $this->xor32($a,$this->zeroFill($c,3)); $b -= $c; $b -= $a; $b = $this->xor32($b,$a<<10); $c -= $a; $c -= $b; $c = $this->xor32($c,$this->zeroFill($b,15)); return array($a,$b,$c); } } class PageRank { function zeroFill($a, $b){ $z = hexdec(80000000); if ($z & $a){ $a = ($a>>1); $a &= (~$z); $a |= 0x40000000; $a = ($a>>($b-1)); }else{ $a = ($a>>$b); } return $a; } function mix($a,$b,$c) { $a -= $b; $a -= $c; $a ^= ($this->zeroFill($c,13)); $b -= $c; $b -= $a; $b ^= ($a<<8); $c -= $a; $c -= $b; $c ^= ($this->zeroFill($b,13)); $a -= $b; $a -= $c; $a ^= ($this->zeroFill($c,12)); $b -= $c; $b -= $a; $b ^= ($a<<16); $c -= $a; $c -= $b; $c ^= ($this->zeroFill($b,5)); $a -= $b; $a -= $c; $a ^= ($this->zeroFill($c,3)); $b -= $c; $b -= $a; $b ^= ($a<<10); $c -= $a; $c -= $b; $c ^= ($this->zeroFill($b,15)); return array($a,$b,$c); } function GoogleCH($url, $length=null, $init=GOOGLE_MAGIC) { if(is_null($length)) { $length = sizeof($url); } $a = $b = 0x9E3779B9; $c = $init; $k = 0; $len = $length; while($len >= 12) { $a += ($url[$k+0] +($url[$k+1]<<8) +($url[$k+2]<<16) +($url[$k+3]<<24)); $b += ($url[$k+4] +($url[$k+5]<<8) +($url[$k+6]<<16) +($url[$k+7]<<24)); $c += ($url[$k+8] +($url[$k+9]<<8) +($url[$k+10]<<16)+($url[$k+11]<<24)); $mix = $this->mix($a,$b,$c); $a = $mix[0]; $b = $mix[1]; $c = $mix[2]; $k += 12; $len -= 12; } $c += $length; switch($len){ case 11: $c+=($url[$k+10]<<24); case 10: $c+=($url[$k+9]<<16); case 9 : $c+=($url[$k+8]<<8); case 8 : $b+=($url[$k+7]<<24); case 7 : $b+=($url[$k+6]<<16); case 6 : $b+=($url[$k+5]<<8); case 5 : $b+=($url[$k+4]); case 4 : $a+=($url[$k+3]<<24); case 3 : $a+=($url[$k+2]<<16); case 2 : $a+=($url[$k+1]<<8); case 1 : $a+=($url[$k+0]); } $mix = $this->mix($a,$b,$c); return $mix[2]; } function strord($string) { for($i=0;$iGoogleCH($this->strord("info:" . $url)); $pagerank=-1; $fp = fsockopen("www.google.com", 80, $errno, $errstr, 30); if (!$fp) { echo "$errstr ($errno)
\n"; } else { $out = "GET /search?client=navclient-auto&ch=" . $ch . "&features=Rank&q=info:" . $url . " HTTP/1.1\r\n" ; $out .= "Host: www.google.com\r\n" ; $out .= "Connection: Close\r\n\r\n" ; fwrite($fp, $out); while (!feof($fp)) { $data = fgets($fp, 128); $pos = strpos($data, "Rank_"); if($pos === false){ }else{ $pagerank = trim(substr($data, $pos + 9)); } } fclose($fp); } return $pagerank; } } ?>