<?php /* This code is released unto the public domain */ header("Content-Type: text/plain; charset=utf-8"); define('GOOGLE_MAGIC', 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,$c); } function GoogleCH($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)); $mix = mix($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; } // http://www.example.com/ - Checksum: 6540747202 $url = 'info:'.$_GET['url']; $ch = GoogleCH(strord($url)); $url='info:'.urlencode($_GET['url']); $curl = curl_init("http://www.google.com/search?client=navclient-auto&ch=6$ch&ie=UTF-8&oe=UTF-8&features=Rank&q=$url"); curl_setopt ($curl, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; GoogleToolbar 2.0.110-big; Windows 2000 5.0)"); curl_exec($curl); ?>
<?php // Google PageRank Calculator function by ZeNiTRaM - version 0.1 // Licensed under the GPL License // eMail me at zenitram [AT] dubmail.net // Uses code from The Google Checksum Calculator, by Alex Stapleton, Andy Doctorow, Vijay "Cyberax" Bhatter, and a few others, licensed under the public domain (http://www.mobileread.com/forums/showpost.php?p=7769&postcount=87) and XMLize.php by Hans Anderson (http://www.hansanderson.com/php/xml/). // Use: $pagerank = GetPagerank("http://www.google.es"); // GetPagerank returns a STRING with the Pagerank number directly from Google // S P A N I S H----------------------------------------------------------------------------------- // Calculadora Google Pagerank por ZeNiTRaM - version 0.1 // Licenciado bajo la licencia GPL. // Contacta conmigo en zenitram [AT] dubmail.net // Usa codigo de The Google Checksum Calculator, por Alex Stapleton, Andy Doctorow, Vijay "Cyberax" Bhatter, y unos cuantos otros mas, licenciado bajo dominio publico (http://www.mobileread.com/forums/showpost.php?p=7769&postcount=87) y XMLize.php por Hans Anderson (http://www.hansanderson.com/php/xml/). /* Changelog 0.1: Started counting versions and tidied all the code. Maybe I will add some new functions to get more information from Google. He empezado a contar versiones y limpiado un poco todo el codigo. Quizas añada nuevas funciones para conseguir mas informacion de Google. */ // Function GetPagerank function GetPagerank($urlo) { define('GOOGLE_MAGIC', 0xE6359A60); $url = 'info:'.$urlo; $ch = GoogleCH(strord($url)); $chf = "6$ch"; $file = file("http://www.google.com/search?client=navclient-auto&ch=$chf&q=$url"); $file_str = implode("", $file); $xml = xmlize($file_str); $pr = $xml["GSP"]["#"]["RES"][0]["#"]["R"][0]["#"]["RK"][0]["#"]; if(!$pr) $pr = 0; return $pr; } //Starts code from XMLize.php function xmlize($data, $WHITE=1) { $data = trim($data); $vals = $index = $array = array(); $parser = xml_parser_create(); xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0); xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, $WHITE); if ( !xml_parse_into_struct($parser, $data, $vals, $index) ) { die(sprintf("XML error: %s at line %d", xml_error_string(xml_get_error_code($parser)), xml_get_current_line_number($parser))); } xml_parser_free($parser); $i = 0; $tagname = $vals[$i]['tag']; if ( isset ($vals[$i]['attributes'] ) ) { $array[$tagname]['@'] = $vals[$i]['attributes']; } else { $array[$tagname]['@'] = array(); } $array[$tagname]["#"] = xml_depth($vals, $i); return $array; } /* * * You don't need to do anything with this function, it's called by * xmlize. It's a recursive function, calling itself as it goes deeper * into the xml levels. If you make any improvements, please let me know. * * */ function xml_depth($vals, &$i) { $children = array(); if ( isset($vals[$i]['value']) ) { array_push($children, $vals[$i]['value']); } while (++$i < count($vals)) { switch ($vals[$i]['type']) { case 'open': if ( isset ( $vals[$i]['tag'] ) ) { $tagname = $vals[$i]['tag']; } else { $tagname = ''; } if ( isset ( $children[$tagname] ) ) { $size = sizeof($children[$tagname]); } else { $size = 0; } if ( isset ( $vals[$i]['attributes'] ) ) { $children[$tagname][$size]['@'] = $vals[$i]["attributes"]; } $children[$tagname][$size]['#'] = xml_depth($vals, $i); break; case 'cdata': array_push($children, $vals[$i]['value']); break; case 'complete': $tagname = $vals[$i]['tag']; if( isset ($children[$tagname]) ) { $size = sizeof($children[$tagname]); } else { $size = 0; } if( isset ( $vals[$i]['value'] ) ) { $children[$tagname][$size]["#"] = $vals[$i]['value']; } else { $children[$tagname][$size]["#"] = ''; } if ( isset ($vals[$i]['attributes']) ) { $children[$tagname][$size]['@'] = $vals[$i]['attributes']; } break; case 'close': return $children; break; } } return $children; } /* function by acebone@f2s.com, a HUGE help! * * this helps you understand the structure of the array xmlize() outputs * * usage: * traverse_xmlize($xml, 'xml_'); * print '<pre>' . implode("", $traverse_array . '</pre>'; * * */ function traverse_xmlize($array, $arrName = "array", $level = 0) { foreach($array as $key=>$val) { if ( is_array($val) ) { traverse_xmlize($val, $arrName . "[" . $key . "]", $level + 1); } else { $GLOBALS['traverse_array'][] = '$' . $arrName . '[' . $key . '] = "' . $val . "\"\n"; } } return 1; } //Ends code from XMLize.php //Starts code from The Google Checksum Calculator //unsigned shift right function zeroFill($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,$c); } function GoogleCH($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)); $mix = mix($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 $result; } //End code from The Google Checksum Calculator ?>
附件(.zip): pagerank.zip 2.7kb 已被下载 213 次。
<? // Copyright 2005 Carmosa - All rights reserved // Linkchecker 1.1 // Do not distribute // http://www.z4.cn // Read the license agreement that accompanies this script. ?> <style> * { text-decoration:none } a {font-family:Verdana; font-size:11px; color:#0000FF; text-decoration:none} p {font-family:verdana; font-size:11px; color:black; text-decoration:none} td {font-family:verdana; font-size:11px; color:black;} tr {font-family:verdana; font-size:11px; color:black;} body {font-family:verdana; font-size:11px; color:black;} h1 {font-family:verdana; font-size:18px; color:black; font-weight:bold;} h2 {font-family:verdana; font-size:15px; color:black; font-weight:bold;} </style> <center><h1>Google Page Rank</h1> <form method="POST">Enter Web Site: <input name='url' value='<?=$_REQUEST['url']; ?>' size="20" /><input type="submit" value="Get My Site Rank" /></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 MSN Search $source = 'http://search.msn.com/results.aspx?FORM=MSNH&srch_type=0&q=link%3A'.$target; $data['MSN Search'] = array(fetch($source, 'web results1-', 18, 'containing', "couldn't find any sites containing"), $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"), $source); ?> <table width='400' border='0' cellpadding='5' cellspacing='0'> <tr> <td align='left' colspan='2'><b>Retrieving info for <?=$website?>...</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><?=$pr?> / 10</td> </tr> <tr> <td><strong>Indexed Pages</strong></td><td><a href="<?=$indexedpages[google][1]?>"><?=$indexed?></a></td> </tr> <tr> <td><strong>BackLinks</strong></td><td><a href="<?=$linkedpages[google][1]?>"><?=$links?></a></td> </tr> </table> <hr> <table width='400' border='0' cellpadding='5' cellspacing='0'> <tr> <td align='center' colspan='2'><h2>Link Popularity Report</h2></td> </tr> <tr> <td><strong>Search Engine</strong></td><td align='right'><strong>Indexed Links</strong></td> </tr> <? foreach($data as $engine => $result) { ?> <tr> <td><a href='http://z4.cc?url*<? echo $result[1]; ?>' target='_blank'><? echo $engine; ?></a></td> <td align='right'> <? if($result[0]) echo $result[0]; else echo 'Not Available'; ?> </td> </tr> <? $total += ereg_replace("[[:punct:]]", '', $result[0]); } ?> <tr> <td><strong>Total</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; } } ?>
PHP版本的CH算法，Google Toolbar3.0.125.1-big 这是PHP的，演示 http://www.gamesage.net/pagerank.php 绝对原创，不敢说全球首家获取新版Checksum算法的，也是全球首家 公开Toolbar 3.0.125.1-big Checksum算法的 我用这个还换了一个不限制流量的PHP空间呢，呵呵
<?php /****************************************************************************** Filename : pagerank.php Description : Google PageRank Checksum Algorithm (Toolbar 3.0.125.1-big) Author : Jet Marx <smith at aboutsledge dot com> License : UPL Release Date: 2005-09-13 ******************************************************************************/ function StrOrd($String) { for($i=0;$i<strlen($String);$i++) { $result[$i] = ord ($String{$i}); } return $result; } function StrToNum($StrArray,$Checksum,$MagicNum) { $length = sizeof($StrArray); for( $i=0; $i<$length; $i++) { $Checksum *= $MagicNum; $Checksum = (int)$Checksum; //Force to Integer Overflow $Checksum += $StrArray[$i]; $Checksum = (int)$Checksum; } return $Checksum; } function Check($String) { $Checksum1 = 0x1505; $Checksum2 = 0; $StrArray =StrOrd($String); $Checksum1 = StrToNum($StrArray,$Checksum1,0x21); $Checksum2 = StrToNum($StrArray,&$Checksum2,0x1003F); $Checksum1 >>= 2; $Checksum1 = ( ($Checksum1>>4) & 0x3FFFFC0 ) | ($Checksum1 & 0x3F); $Checksum1 = ( ($Checksum1>>4) & 0x3FFC00 ) | ($Checksum1 & 0x3FF); $Checksum1 = ( ($Checksum1>>4) & 0x3C000 ) | ($Checksum1 & 0x3FFF); $T1 = (((($Checksum1&0x3C0)<<4)|($Checksum1 & 0x3C))<<2)|($Checksum2 & 0xF0F ); $T2 = (((($Checksum1&0xFFFFC000)<<4)|($Checksum1 & 0x3C00))<<0xA)|($Checksum2 & 0xF0F0000 ); return $Checksum1 = $T1 | $T2; } function CheckMore($Checksum) { $CheckChar = 0; $Flag = 0; $CheckStr = sprintf("%u", $Checksum) ; $length = strlen($CheckStr); for( $i=$length-1; $i>=0; $i --) { $Re = $CheckStr{$i}; if ( 1 == ($Flag%2) ) { $Re += $Re; $Re = (int)($Re/10) + ($Re%10); } $CheckChar = $Re + $CheckChar; $Flag ++; } return $CheckChar = (10-$CheckChar%10)%10; } if ( isset ($_GET['url'])) { $Checksum = Check($_GET['url']); echo "<a href='http://www.google.com/search?client=navclient-auto&features=Rank:&q=info:"; echo $_GET['url']."&ch=7".CheckMore($Checksum); printf("%u",$Checksum); echo "'>Get PageRank</a>"; }else{ ?> <form action='' method='get' name='pr'> <br />URL:<input name='url' value='http://www.z4.cn' type='text' size=40 /> <a href="javascript:void(0);" onclick="pr.submit();">Submit</a> </form> <? } ?>
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[PHPS] The Google Pagerank Checksum Calculator
2004-07-06 21:42
tsgm
