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POPageRank checker PHP, doesn't work, how can fix it?
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copied!<p>I get a Google PageRank Checker from this site:<a href="http://lucdebrouwer.nl/using-php-to-retrieve-the-google-pagerank-of-any-domain/" rel="nofollow">Using PHP to retrieve the Google Pagerank of any domain</a>, but doesn't work for me.</p> <p><strong>Question 1:</strong> How is fix it for receive output? </p> <p><strong>Question 2:</strong> Why the load speed is low, How do I increase it?</p> <p><strong>DEMO:</strong> <a href="http://codepad.viper-7.com/" rel="nofollow">http://codepad.viper-7.com/</a></p> <pre><code><?php class GooglePR { function StrToNum($Str, $Check, $Magic) { $Int32Unit = 4294967296; // 2^32 $length = strlen($Str); for ($i = 0; $i < $length; $i++) { $Check *= $Magic; /* If the float is beyond the boundaries of integer (usually +/- 2.15e+9 = 2^31), the result of converting to integer is undefined refer to http://www.php.net/manual/en/language.types.integer.php */ if ($Check >= $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 $Check; } // Generate a proper hash for an url function HashURL($String) { $Check1 = $this->StrToNum($String, 0x1505, 0x21); $Check2 = $this->StrToNum($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 | $T2); } // Generate a checksum for the hash function CheckHash($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 . $HashStr; } // Get the Google Pagerank function getPagerank($url) { $query = "http://toolbarqueries.google.com/search?client=navclient-auto&ch=" . $this->CheckHash($this->HashURL($url)) . "&features=Rank&q=info:" . $url . "&num=100&filter=0"; $data = $this->file_get_contents_curl($query); $pos = strpos($data, "Rank_"); if($pos !== false){ $pagerank = substr($data, $pos + 9); return trim($pagerank); } } // Use curl the get the file contents function file_get_contents_curl($url) { $ch = curl_init(); curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); // Set curl to return the data instead of printing it to the browser. curl_setopt($ch, CURLOPT_URL, $url); $data = curl_exec($ch); curl_close($ch); return $data; } } $gpr = new GooglePR(); $pagerank = $gpr->getPagerank('http://www.stackoverflow.com'); echo $pagerank; ?> </code></pre>

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