eZ\Publish\Core\MVC\Symfony\SiteAccess\Router::doMatch PHP Method

    private function doMatch(SimplifiedRequest $request)
    {
        foreach ($this->siteAccessesConfiguration as $matchingClass => $matchingConfiguration) {
            $matcher = $this->matcherBuilder->buildMatcher($matchingClass, $matchingConfiguration, $request);
            if ($matcher instanceof CompoundInterface) {
                $matcher->setMatcherBuilder($this->matcherBuilder);
            }
            if (($siteaccessName = $matcher->match()) !== false) {
                if (isset($this->siteAccessList[$siteaccessName])) {
                    $this->siteAccess->name = $siteaccessName;
                    $this->siteAccess->matchingType = $matcher->getName();
                    $this->siteAccess->matcher = $matcher;
                    return $this->siteAccess;
                }
            }
        }
        $this->logger->notice('Siteaccess not matched against configuration, returning default siteaccess.');
        $this->siteAccess->name = $this->defaultSiteAccess;
        $this->siteAccess->matchingType = 'default';
        return $this->siteAccess;
    }