知识大全 Google PageRank PR值在线查询php代码

Posted 2022-07-21 知

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< ?php // Edit this to your website url: $myWebSite = ; define( GMAG xE A ); //unsigned shift right function zeroFill($a $b) $z = hexdec( ); if ($z & $a) $a = ($a>> ); $a &= (~$z); $a |= x ; $a = ($a>>($b )); else $a = ($a>>$b); return $a; function mix($a $b $c) $a = $b; $a = $c; $a ^= (zeroFill($c )); $b = $c; $b = $a; $b ^= ($a< < ); $c = $a; $c = $b; $c ^= (zeroFill($b )); $a = $b; $a = $c; $a ^= (zeroFill($c )); $b = $c; $b = $a; $b ^= ($a<< ); $c = $a; $c = $b; $c ^= (zeroFill($b )); $a = $b; $a = $c; $a ^= (zeroFill($c )); $b = $c; $b = $a; $b ^= ($a<< ); $c = $a; $c = $b; $c ^= (zeroFill($b )); return array($a $b $c); function GCH($url $length=null $init=GMAG) if(is_null($length)) $length = sizeof($url); $a = $b = x E B ; $c = $init; $k = ; $len = $length; while($len >= ) $a += ($url[$k+ ] +($url[$k+ ]< < ) +($url[$k+ ]<< ) +($url[$k+ ]<< )); $b += ($url[$k+ ] +($url[$k+ ]<< ) +($url[$k+ ]<< ) +($url[$k+ ]<< )); $c += ($url[$k+ ] +($url[$k+ ]<< ) +($url[$k+ ]<< )+($url[$k+ ]<< )); $mix = mix($a $b $c); $a = $mix[ ]; $b = $mix[ ]; $c = $mix[ ]; $k += ; $len = ; $c += $length; switch($len) /* all the case statements fall through */ case : $c+=($url[$k+ ]<< ); case : $c+=($url[$k+ ]<< ); case : $c+=($url[$k+ ]<< ); /* the first byte of c is reserved for the length */ case : $b+=($url[$k+ ]<< ); case : $b+=($url[$k+ ]<< ); case : $b+=($url[$k+ ]<< ); case : $b+=($url[$k+ ]); case : $a+=($url[$k+ ]<< ); case : $a+=($url[$k+ ]<< ); case : $a+=($url[$k+ ]<< ); case : $a+=($url[$k+ ]); /* case : nothing left to add */ $mix = mix($a $b $c); /* report the result */ return $mix[ ]; //converts a string into an array of integers containing the numeric value of the char function strord($string) for($i= ;$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); $pr = file("$ch&ie=UTF &oe=UTF &features=Rank&q=$url"); $pr_str = implode("" $pr); return substr($pr_str strrpos($pr_str ":")+ ); echo "<br>The PR of $myWebsite is: " getPR($myWebSite); ?> cha138/Article/program/PHP/201311/20977