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|
<?php
/**
* Piwik - free/libre analytics platform
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Plugins\SEO\Metric;
use Piwik\Http;
use Piwik\Metrics\Formatter;
use Psr\Log\LoggerInterface;
/**
* Fetches the domain age using archive.org, who.is and whois.com.
*/
class DomainAge implements MetricsProvider
{
/**
* @var Formatter
*/
private $formatter;
/**
* @var LoggerInterface
*/
private $logger;
public function __construct(Formatter $formatter, LoggerInterface $logger)
{
$this->formatter = $formatter;
$this->logger = $logger;
}
public function getMetrics($domain)
{
$domain = str_replace('www.', '', $domain);
$ages = array();
$age = $this->getAgeArchiveOrg($domain);
if ($age > 0) {
$ages[] = $age;
}
$age = $this->getAgeWhoIs($domain);
if ($age > 0) {
$ages[] = $age;
}
$age = $this->getAgeWhoisCom($domain);
if ($age > 0) {
$ages[] = $age;
}
if (count($ages) > 0) {
$value = min($ages);
$value = $this->formatter->getPrettyTimeFromSeconds(time() - $value, true);
} else {
$value = null;
}
return array(
new Metric('domain-age', 'SEO_DomainAge', $value, 'plugins/Morpheus/icons/dist/SEO/whois.png')
);
}
/**
* Returns the domain age archive.org lists for the current url
*
* @param string $domain
* @return int
*/
private function getAgeArchiveOrg($domain)
{
$data = $this->getUrl('http://wayback.archive.org/web/*/' . urlencode($domain));
preg_match('#<a href=\"([^>]*)' . preg_quote($domain) . '/\">([^<]*)<\/a>#', $data, $p);
if (!empty($p[2])) {
$value = strtotime($p[2]);
if ($value === false) {
return 0;
}
return $value;
}
return 0;
}
/**
* Returns the domain age who.is lists for the current url
*
* @param string $domain
* @return int
*/
private function getAgeWhoIs($domain)
{
$data = $this->getUrl('http://www.who.is/whois/' . urlencode($domain));
preg_match('#(?:Creation Date|Created On|created|Registered on)\.*:\s*([ \ta-z0-9\/\-:\.]+)#si', $data, $p);
if (!empty($p[1])) {
$value = strtotime(trim($p[1]));
if ($value === false) {
return 0;
}
return $value;
}
return 0;
}
/**
* Returns the domain age whois.com lists for the current url
*
* @param string $domain
* @return int
*/
private function getAgeWhoisCom($domain)
{
$data = $this->getUrl('http://www.whois.com/whois/' . urlencode($domain));
preg_match('#(?:Creation Date|Created On|created):\s*([ \ta-z0-9\/\-:\.]+)#si', $data, $p);
if (!empty($p[1])) {
$value = strtotime(trim($p[1]));
if ($value === false) {
return 0;
}
return $value;
}
return 0;
}
private function getUrl($url)
{
try {
return str_replace(' ', ' ', Http::sendHttpRequest($url, $timeout = 10, @$_SERVER['HTTP_USER_AGENT']));
} catch (\Exception $e) {
$this->logger->warning('Error while getting SEO stats (domain age): {message}', array('message' => $e->getMessage()));
return '';
}
}
}
|
