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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\Diagnostics\Diagnostic;
use Piwik\Config;
use Piwik\Http;
use Piwik\Translation\Translator;
use Piwik\Url;
use Psr\Log\LoggerInterface;
/**
* Check that mod_pagespeed is not enabled.
*/
class PageSpeedCheck implements Diagnostic
{
/**
* @var Translator
*/
private $translator;
/**
* @var LoggerInterface
*/
private $logger;
public function __construct(Translator $translator, LoggerInterface $logger)
{
$this->translator = $translator;
$this->logger = $logger;
}
public function execute()
{
$label = $this->translator->translate('Installation_SystemCheckPageSpeedDisabled');
if (! $this->isPageSpeedEnabled()) {
return array(DiagnosticResult::singleResult($label, DiagnosticResult::STATUS_OK));
}
$comment = $this->translator->translate('Installation_SystemCheckPageSpeedWarn', array(
'(eg. Apache, Nginx or IIS)',
));
return array(DiagnosticResult::singleResult($label, DiagnosticResult::STATUS_WARNING, $comment));
}
private function isPageSpeedEnabled()
{
$url = Url::getCurrentUrlWithoutQueryString() . '?module=Installation&action=getEmptyPageForSystemCheck';
try {
$page = Http::sendHttpRequest($url,
$timeout = 1,
$userAgent = null,
$destinationPath = null,
$followDepth = 0,
$acceptLanguage = false,
$byteRange = false,
// Return headers
$getExtendedInfo = true
);
} catch(\Exception $e) {
$this->logger->info('Unable to test if mod_pagespeed is enabled: the request to {url} failed', array(
'url' => $url,
));
// If the test failed, we assume Page speed is not enabled
return false;
}
return isset($page['headers']['X-Mod-Pagespeed']) || isset($page['headers']['X-Page-Speed']);
}
}
|