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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik;
use Piwik\Container\StaticContainer;
use Piwik\Plugin\Manager;
class CacheId
{
public static function languageAware($cacheId)
{
return $cacheId . '-' . StaticContainer::get('Piwik\Translation\Translator')->getCurrentLanguage();
}
public static function pluginAware($cacheId)
{
$pluginManager = Manager::getInstance();
$pluginNames = $pluginManager->getLoadedPluginsName();
$cacheId = $cacheId . '-' . md5(implode('', $pluginNames));
$cacheId = self::languageAware($cacheId);
return $cacheId;
}
public static function siteAware($cacheId, ?array $idSites = null)
{
if ($idSites === null) {
$idSites = self::getIdSiteList('idSite');
$cacheId .= self::idSiteListCacheKey($idSites);
$idSites = self::getIdSiteList('idSites');
$cacheId .= self::idSiteListCacheKey($idSites);
$idSites = self::getIdSiteList('idsite'); // tracker param
$cacheId .= self::idSiteListCacheKey($idSites);
} else {
$cacheId .= self::idSiteListCacheKey($idSites);
}
return $cacheId;
}
public static function getIdSiteListFromParams()
{
return array_merge(
self::getIdSiteList('idSite'),
self::getIdSiteList('idSites'),
self::getIdSiteList('idsite') // tracker param
);
}
private static function getIdSiteList($queryParamName)
{
if (
empty($_GET[$queryParamName])
&& empty($_POST[$queryParamName])
) {
return [];
}
$idSiteGetParam = [];
if (!empty($_GET[$queryParamName])) {
$value = $_GET[$queryParamName];
$idSiteGetParam = is_array($value) ? $value : explode(',', $value);
}
$idSitePostParam = [];
if (!empty($_POST[$queryParamName])) {
$value = $_POST[$queryParamName];
$idSitePostParam = is_array($value) ? $value : explode(',', $value);
}
$idSiteList = array_merge($idSiteGetParam, $idSitePostParam);
$idSiteList = array_map('intval', $idSiteList);
$idSiteList = array_unique($idSiteList);
sort($idSiteList);
return $idSiteList;
}
private static function idSiteListCacheKey($idSites)
{
if (empty($idSites)) {
return '';
}
if (count($idSites) <= 5) {
return '-' . implode('_', $idSites); // we keep the cache key readable when possible
} else {
return '-' . md5(implode('_', $idSites)); // we need to shorten it
}
}
}
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