diff options
Diffstat (limited to 'plugins/SEO/RankChecker.php')
| -rw-r--r-- | plugins/SEO/RankChecker.php | 379 |
1 files changed, 186 insertions, 193 deletions
diff --git a/plugins/SEO/RankChecker.php b/plugins/SEO/RankChecker.php index da9fa0cf60..57512c4e8f 100644 --- a/plugins/SEO/RankChecker.php +++ b/plugins/SEO/RankChecker.php @@ -20,46 +20,46 @@ */ class Piwik_SEO_RankChecker { - private $url; - private $majesticInfo = null; - - public function __construct($url) - { - $this->url = self::extractDomainFromUrl($url); - } - - /** - * Extract domain from URL as the web services generally - * expect only a domain name (i.e., no protocol, port, path, query, etc). - * - * @param string $url - * @return string - */ - static public function extractDomainFromUrl($url) - { - return preg_replace( - array( - '~^https?\://~si', // strip protocol - '~[/:#?;%&].*~', // strip port, path, query, anchor, etc - '~\.$~', // trailing period - ), - '', $url); - } - - /** - * Web service proxy that retrieves the content at the specified URL - * - * @param string $url - * @return string - */ - private function getPage($url) - { - try { - return str_replace(' ', ' ', Piwik_Http::sendHttpRequest($url, $timeout = 10, @$_SERVER['HTTP_USER_AGENT'])); - } catch(Exception $e) { - return ''; - } - } + private $url; + private $majesticInfo = null; + + public function __construct($url) + { + $this->url = self::extractDomainFromUrl($url); + } + + /** + * Extract domain from URL as the web services generally + * expect only a domain name (i.e., no protocol, port, path, query, etc). + * + * @param string $url + * @return string + */ + static public function extractDomainFromUrl($url) + { + return preg_replace( + array( + '~^https?\://~si', // strip protocol + '~[/:#?;%&].*~', // strip port, path, query, anchor, etc + '~\.$~', // trailing period + ), + '', $url); + } + + /** + * Web service proxy that retrieves the content at the specified URL + * + * @param string $url + * @return string + */ + private function getPage($url) + { + try { + return str_replace(' ', ' ', Piwik_Http::sendHttpRequest($url, $timeout = 10, @$_SERVER['HTTP_USER_AGENT'])); + } catch (Exception $e) { + return ''; + } + } /** * Returns the google page rank for the current url @@ -67,16 +67,16 @@ class Piwik_SEO_RankChecker * @return int */ public function getPageRank() - { - $chwrite = $this->CheckHash($this->HashURL($this->url)); + { + $chwrite = $this->CheckHash($this->HashURL($this->url)); - $url="http://toolbarqueries.google.com/tbr?client=navclient-auto&ch=".$chwrite."&features=Rank&q=info:".$this->url."&num=100&filter=0"; - $data = $this->getPage($url); - preg_match('#Rank_[0-9]:[0-9]:([0-9]+){1,}#si', $data, $p); - $value = isset($p[1]) ? $p[1] : 0; + $url = "http://toolbarqueries.google.com/tbr?client=navclient-auto&ch=" . $chwrite . "&features=Rank&q=info:" . $this->url . "&num=100&filter=0"; + $data = $this->getPage($url); + preg_match('#Rank_[0-9]:[0-9]:([0-9]+){1,}#si', $data, $p); + $value = isset($p[1]) ? $p[1] : 0; - return $value; - } + return $value; + } /** * Returns the alexa traffic rank for the current url @@ -84,26 +84,26 @@ class Piwik_SEO_RankChecker * @return int */ public function getAlexaRank() - { + { $xml = @simplexml_load_string($this->getPage('http://data.alexa.com/data?cli=10&url=' . urlencode($this->url))); - return $xml ? $xml->SD->POPULARITY['TEXT'] : ''; - } + return $xml ? $xml->SD->POPULARITY['TEXT'] : ''; + } /** * Returns the number of Dmoz.org entries for the current url * * @return int */ - public function getDmoz() - { + public function getDmoz() + { $url = 'http://www.dmoz.org/search?q=' . urlencode($this->url); - $data = $this->getPage($url); + $data = $this->getPage($url); preg_match('#Open Directory Sites[^\(]+\([0-9]-[0-9]+ of ([0-9]+)\)#', $data, $p); if (!empty($p[1])) { - return (int) $p[1]; + return (int)$p[1]; } return 0; - } + } /** * Returns the number of pages google holds in it's index for the current url @@ -111,14 +111,14 @@ class Piwik_SEO_RankChecker * @return int */ public function getIndexedPagesGoogle() - { + { $url = 'http://www.google.com/search?hl=en&q=site%3A' . urlencode($this->url); - $data = $this->getPage($url); + $data = $this->getPage($url); if (preg_match('#about ([0-9\,]+) results#i', $data, $p)) { - return (int) str_replace(',', '', $p[1]); - } + return (int)str_replace(',', '', $p[1]); + } return 0; - } + } /** * Returns the number of pages bing holds in it's index for the current url @@ -126,14 +126,14 @@ class Piwik_SEO_RankChecker * @return int */ public function getIndexedPagesBing() - { + { $url = 'http://www.bing.com/search?mkt=en-US&q=site%3A' . urlencode($this->url); - $data = $this->getPage($url); + $data = $this->getPage($url); if (preg_match('#([0-9\,]+) results#i', $data, $p)) { - return (int) str_replace(',', '', $p[1]); - } + return (int)str_replace(',', '', $p[1]); + } return 0; - } + } /** * Returns the domain age for the current url @@ -148,19 +148,19 @@ class Piwik_SEO_RankChecker $ages = array(); - if($ageArchiveOrg > 0) { + if ($ageArchiveOrg > 0) { $ages[] = $ageArchiveOrg; } - if($ageWhoIs > 0) { + if ($ageWhoIs > 0) { $ages[] = $ageWhoIs; } - if($ageWhoisCom > 0) { + if ($ageWhoisCom > 0) { $ages[] = $ageWhoisCom; } - if(count($ages) > 1) { + if (count($ages) > 1) { $maxAge = min($ages); } else { $maxAge = array_shift($ages); @@ -171,27 +171,27 @@ class Piwik_SEO_RankChecker } return false; } - + /** * Returns the number backlinks that link to the current site. - * + * * @return int */ public function getExternalBacklinkCount() { - $majesticInfo = $this->getMajesticInfo(); - return $majesticInfo['backlink_count']; + $majesticInfo = $this->getMajesticInfo(); + return $majesticInfo['backlink_count']; } - + /** * Returns the number of referrer domains that link to the current site. - * + * * @return int */ public function getReferrerDomainCount() { - $majesticInfo = $this->getMajesticInfo(); - return $majesticInfo['referrer_domains_count']; + $majesticInfo = $this->getMajesticInfo(); + return $majesticInfo['referrer_domains_count']; } /** @@ -201,7 +201,7 @@ class Piwik_SEO_RankChecker */ protected function _getAgeArchiveOrg() { - $url = str_replace('www.', '', $this->url); + $url = str_replace('www.', '', $this->url); $data = @$this->getPage('http://wayback.archive.org/web/*/' . urlencode($url)); preg_match('#<a href=\"([^>]*)' . preg_quote($url) . '/\">([^<]*)<\/a>#', $data, $p); if (!empty($p[2])) { @@ -221,8 +221,8 @@ class Piwik_SEO_RankChecker */ protected function _getAgeWhoIs() { - $url = preg_replace('/^www\./', '', $this->url); - $url = 'http://www.who.is/whois/' . urlencode($url); + $url = preg_replace('/^www\./', '', $this->url); + $url = 'http://www.who.is/whois/' . urlencode($url); $data = $this->getPage($url); preg_match('#(?:Creation Date|Created On|Registered on)\.*:\s*([ \ta-z0-9\/\-:\.]+)#si', $data, $p); if (!empty($p[1])) { @@ -242,8 +242,8 @@ class Piwik_SEO_RankChecker */ protected function _getAgeWhoisCom() { - $url = preg_replace('/^www\./', '', $this->url); - $url = 'http://www.whois.com/whois/' . urlencode($url); + $url = preg_replace('/^www\./', '', $this->url); + $url = 'http://www.whois.com/whois/' . urlencode($url); $data = $this->getPage($url); preg_match('#(?:Creation Date|Created On):\s*([ \ta-z0-9\/\-:\.]+)#si', $data, $p); if (!empty($p[1])) { @@ -256,114 +256,107 @@ class Piwik_SEO_RankChecker return 0; } - /** - * Convert numeric string to int - * - * @see getPageRank() - * - * @param string $Str - * @param int $Check - * @param int $Magic - * @return int - */ - private function StrToNum($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 hash for a url - * - * @see getPageRank() - * - * @param string $String - * @return int - */ - private function HashURL($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 string - * - * @see getPageRank() - * - * @param int $Hashnum - * @return string - */ - private function CheckHash($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.$HashStr; - } - - private function getMajesticInfo() - { - if ($this->majesticInfo === null) - { - $client = new Piwik_SEO_MajesticClient(); - $this->majesticInfo = $client->getBacklinkStats($this->url); - } - - return $this->majesticInfo; - } + /** + * Convert numeric string to int + * + * @see getPageRank() + * + * @param string $Str + * @param int $Check + * @param int $Magic + * @return int + */ + private function StrToNum($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 hash for a url + * + * @see getPageRank() + * + * @param string $String + * @return int + */ + private function HashURL($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 string + * + * @see getPageRank() + * + * @param int $Hashnum + * @return string + */ + private function CheckHash($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 . $HashStr; + } + + private function getMajesticInfo() + { + if ($this->majesticInfo === null) { + $client = new Piwik_SEO_MajesticClient(); + $this->majesticInfo = $client->getBacklinkStats($this->url); + } + + return $this->majesticInfo; + } } |