Syntax Pageranking php Code

Syntax Pageranking php Code

PageRank™ und Google™ sind geschützte Marken der Google Inc., Mountain View CA, USA. Das PageRank Verfahren unterliegt dem US Patent 6,285,999.
Code: Alles auswählen
<?php
echo "Hier Variable $pageranking\n\n";
echo "$pageranking";
echo '<head>
<meta http-equiv="Content-Language" content="de-ch">
</head>
<body>

<form action="pageranking.php">
<p>Geben Sie Ihre Domain an:&nbsp;&nbsp;&nbsp;
<input type="text" name="pageranking" size="20"></p>

	
	<p><input type="submit" value="Absenden" name="los"><input type="reset" value="Zurücksetzen" name="B2"></p>
</form>';

if ($pageranking == "")
{
	"Geben Sie die Domain an, von der Sie das Pageranking wissen möchten\n\n";
}
else
{

define('GMAG', 0xE6359A60);

//unsigned shift right
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; $a ^= (zeroFill($c,13)); 
  $b -= $c; $b -= $a; $b ^= ($a<<8); 
  $c -= $a; $c -= $b; $c ^= (zeroFill($b,13));
  $a -= $b; $a -= $c; $a ^= (zeroFill($c,12));
  $b -= $c; $b -= $a; $b ^= ($a<<16);
  $c -= $a; $c -= $b; $c ^= (zeroFill($b,5)); 
  $a -= $b; $a -= $c; $a ^= (zeroFill($c,3));  
  $b -= $c; $b -= $a; $b ^= ($a<<10); 
  $c -= $a; $c -= $b; $c ^= (zeroFill($b,15));
  
  return array($a,$b,$c);
}

function GCH($url, $length=null, $init=GMAG) {
    if(is_null($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));
        $mix = mix($a,$b,$c);
        $a = $mix[0]; $b = $mix[1]; $c = $mix[2];
        $k += 12; 
        $len -= 12;
    }

    $c += $length;
    switch($len)              /* all the case statements fall through */
    {
        case 11: $c+=($url[$k+10]<<24);
        case 10: $c+=($url[$k+9]<<16);
        case 9 : $c+=($url[$k+8]<<8);
          /* the first byte of c is reserved for the length */
        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]);
         /* case 0: nothing left to add */
    }
    $mix = mix($a,$b,$c);
    /*-------------------------------------------- report the result */
    return $mix[2];
}

//converts a string into an array of integers containing the numeric value of the char
function strord($string) {
    for($i=0;$i<strlen($string);$i++) {
        $result[$i] = ord($string{$i});
    }
    return $result;
}

function getPR($_url) {
    $url = 'info:'.$_url;
    $ch = GCH(strord($url));
    $url='info:'.urlencode($_url);
    $pr = file("http://www.google.com/search?client=navclient-auto&ch=6$ch&ie=UTF-8&oe=UTF-8&features=Rank&q=$url");
    $pr_str = implode("", $pr);
    return substr($pr_str,strrpos($pr_str, ":")+1);
}


echo "Der PR Ihrer Seite ist: ".getPR("http://$pageranking");
echo "</body>";
}
?>
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Syntax Pageranking php Code

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