site-accueil-insa/matomo/plugins/Diagnostics/Diagnostic/DbMaxPacket.php

51 lines
1.6 KiB
PHP

<?php
namespace Piwik\Plugins\Diagnostics\Diagnostic;
use Piwik\Db;
use Piwik\Piwik;
use Piwik\SettingsPiwik;
use Piwik\Translation\Translator;
use Piwik\Metrics\Formatter;
/**
* Check if Piwik is connected with database through ssl.
*/
class DbMaxPacket implements Diagnostic
{
/**
* @var Translator
*/
private $translator;
const MIN_VALUE_MAX_PACKET_MB = 64;
public function __construct(Translator $translator)
{
$this->translator = $translator;
}
public function execute()
{
if (!SettingsPiwik::isMatomoInstalled()) {
return array(); // only possible to perform check once we have DB connection
}
$maxPacketBytes = Db::fetchRow("SHOW VARIABLES LIKE 'max_allowed_packet'");
$status = DiagnosticResult::STATUS_OK;
$label = $this->translator->translate('Diagnostics_MysqlMaxPacketSize');
$comment = '';
$minSize = self::MIN_VALUE_MAX_PACKET_MB * 1000 * 1000; // not using 1024 just in case... this amount be good enough
if (!empty($maxPacketBytes['Value']) && $maxPacketBytes['Value'] < $minSize) {
$status = DiagnosticResult::STATUS_WARNING;
$formatter = new Formatter\Html();
$pretty = $formatter->getPrettySizeFromBytes($maxPacketBytes['Value'], 'M', $precision = 1);
$configured = str_replace(array(' M', '&nbsp;M'), 'MB', $pretty);
$comment = Piwik::translate('Diagnostics_MysqlMaxPacketSizeWarning', array('64MB', $configured));
}
return array(DiagnosticResult::singleResult($label, $status, $comment));
}
}