Piwik\Plugins\SitesManager\API::getPatternMatchSites PHP Method

    public function getPatternMatchSites($pattern, $limit = false)
    {
        $ids = $this->getSitesIdWithAtLeastViewAccess();
        if (empty($ids)) {
            return array();
        }
        $sites = $this->getModel()->getPatternMatchSites($ids, $pattern, $limit);
        return $sites;
    }