63 lines
1.6 KiB
PHP
63 lines
1.6 KiB
PHP
<?php
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/**
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* Piwik - free/libre analytics platform
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*
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* @link http://piwik.org
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* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
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*/
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namespace Piwik\Plugins\SEO\Metric;
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use Piwik\Http;
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use Piwik\NumberFormatter;
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use Piwik\Plugins\Referrers\SearchEngine;
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use Psr\Log\LoggerInterface;
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/**
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* Retrieves the number of Dmoz.org entries.
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*/
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class Dmoz implements MetricsProvider
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{
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const URL = 'http://www.dmoz.org/search?q=';
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/**
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* @var LoggerInterface
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*/
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private $logger;
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/**
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* @param LoggerInterface $logger
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*/
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public function __construct(LoggerInterface $logger)
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{
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$this->logger = $logger;
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}
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public function getMetrics($domain)
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{
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try {
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$response = Http::sendHttpRequest(self::URL . urlencode($domain), $timeout = 10, @$_SERVER['HTTP_USER_AGENT']);
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preg_match('#DMOZ Sites[^\(]+\([0-9]-[0-9]+ of ([0-9]+)\)#', $response, $p);
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if (!empty($p[1])) {
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$value = NumberFormatter::getInstance()->formatNumber((int)$p[1]);
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} else {
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$value = 0;
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}
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// Add DMOZ only if > 0 entries found
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if ($value == 0) {
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return array();
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}
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} catch (\Exception $e) {
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$this->logger->warning('Error while getting Dmoz SEO stats: {message}', array('message' => $e->getMessage()));
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$value = null;
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}
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$logo = SearchEngine::getInstance()->getLogoFromUrl('http://dmoz.org');
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return array(
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new Metric('dmoz', 'SEO_Dmoz', $value, $logo)
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);
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}
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}
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