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<?php
declare (strict_types=1);
namespace Maxia\MaxiaLazyLoader6\Subscriber;
use Maxia\MaxiaLazyLoader6\Components\Config;
use Maxia\MaxiaLazyLoader6\Components\Dom\DomFilter;
use Maxia\MaxiaLazyLoader6\Components\Dom\Filter\ImgTagFilter;
use Maxia\MaxiaLazyLoader6\Components\Dom\Filter\PictureTagFilter;
use Maxia\MaxiaLazyLoader6\Components\Dom\Filter\StyleAttributeFilter;
use Monolog\Logger;
use Shopware\Core\Content\Seo\SeoResolverInterface;
use Shopware\Core\Framework\Struct\ArrayEntity;
use Shopware\Core\System\SalesChannel\SalesChannelContext;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpKernel\Event\ResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
use Shopware\Storefront\Event\StorefrontRenderEvent;
use Symfony\Component\HttpFoundation\Request;
use _PhpScoperb223feda8720\voku\helper\HtmlMin;
/**
* @package Maxia\LazyLoader6\Subscriber
*/
class Storefront implements \Symfony\Component\EventDispatcher\EventSubscriberInterface
{
public static function getSubscribedEvents() : array
{
return [\Symfony\Component\HttpKernel\KernelEvents::RESPONSE => 'onResponse', \Shopware\Storefront\Event\StorefrontRenderEvent::class => 'onRenderStorefront'];
}
/**
* @var SeoResolverInterface
*/
private $seoResolver;
/**
* @var SalesChannelContext
*/
private $salesChannelContext;
/**
* @var Logger
*/
private $logger;
/**
* @var Config
*/
private $configService;
/**
* @var array
*/
private $config;
/**
* @var DomFilter
*/
private $domFilter;
/**
* @param SeoResolverInterface $seoResolver
* @param Logger $logger
* @param Config $configService
* @param DomFilter $domFilter
*/
public function __construct(\Shopware\Core\Content\Seo\SeoResolverInterface $seoResolver, \Monolog\Logger $logger, \Maxia\MaxiaLazyLoader6\Components\Config $configService, \Maxia\MaxiaLazyLoader6\Components\Dom\DomFilter $domFilter)
{
$this->seoResolver = $seoResolver;
$this->logger = $logger;
$this->configService = $configService;
$this->domFilter = $domFilter;
}
/**
* Add plugin config to twig view.
*
* @param StorefrontRenderEvent $event
*/
public function onRenderStorefront(\Shopware\Storefront\Event\StorefrontRenderEvent $event) : void
{
$this->salesChannelContext = $event->getSalesChannelContext();
$this->config = $this->configService->getConfig();
// exclude some URLs
$url = $this->getSeoUrl($event->getRequest(), $this->salesChannelContext);
foreach ($this->config['blacklistUrls'] as $pattern) {
if (\preg_match('#' . $pattern . '$#', $url)) {
if ($this->config['debugLogging']) {
$this->logger->addInfo('Blacklist pattern \'' . $pattern . '\' matches on ' . $url);
}
$this->config['active'] = \false;
break;
}
}
$this->salesChannelContext->addExtension('maxiaLazyLoader', new \Shopware\Core\Framework\Struct\ArrayEntity($this->config));
}
/**
* Update storefront response.
*
* @param ResponseEvent $event
*/
public function onResponse(\Symfony\Component\HttpKernel\Event\ResponseEvent $event) : void
{
if (!$this->salesChannelContext) {
return;
}
if (!$event->isMasterRequest()) {
return;
}
$headers = $event->getResponse()->headers;
// exclude non-html responses
if (!$headers || !$headers->get('content-type')) {
return;
}
if ($headers->get('content-type') != 'text/html') {
return;
}
if (!\preg_match('/^\\s*<.*?>$/ism', $event->getResponse()->getContent())) {
return;
}
if ($event->getRequest()->attributes->get('disable-maxia-lazyload') === \true) {
return;
}
if ($this->config['debugLogging']) {
$stopwatch = new \Symfony\Component\Stopwatch\Stopwatch();
}
if ($this->config['active']) {
try {
if ($this->config['debugLogging']) {
$this->logger->addInfo('Start lazify ' . $event->getRequest()->getUri());
}
// lazify html
$this->domFilter->setBlacklist($this->config['blacklistSelectors']);
$this->domFilter->setFilters($this->getFilters($this->config));
if (isset($stopwatch)) {
$stopwatch->start('lazify');
}
$html = $this->domFilter->process($event->getResponse()->getContent());
if ($this->config['debugLogging']) {
if (isset($stopwatch)) {
/** @var \Symfony\Component\Stopwatch\StopwatchEvent $event */
$watch = $stopwatch->stop('lazify');
$this->logger->addInfo('Lazify duration: ' . $watch->getDuration() . 'ms');
}
if ($this->domFilter->getErrors()) {
$this->logger->addError('Errors occurred when parsing HTML:');
foreach ($this->domFilter->getErrors() as $error) {
$this->logger->addError($error);
}
}
}
if ($html) {
$event->getResponse()->setContent($html);
}
} catch (\Exception $e) {
$this->logger->addError((string) $e);
}
// minify html
if ($this->config['minifyHtml']) {
if ($this->config['debugLogging']) {
$this->logger->addInfo('Start html minify ' . $event->getRequest()->getUri());
}
if (isset($stopwatch)) {
$stopwatch->start('minifyHtml');
}
$htmlMin = new \_PhpScoperb223feda8720\voku\helper\HtmlMin();
$htmlMin->doSortHtmlAttributes(\false);
$htmlMin->doSortCssClassNames(\false);
$html = $htmlMin->minify($event->getResponse()->getContent());
$event->getResponse()->setContent($html);
if (isset($stopwatch)) {
$watch = $stopwatch->stop('minifyHtml');
$this->logger->addInfo('Minify duration: ' . $watch->getDuration() . 'ms');
}
}
}
}
/**
* @param Request $request
* @param SalesChannelContext $context
* @return string
*/
protected function getSeoUrl(\Symfony\Component\HttpFoundation\Request $request, \Shopware\Core\System\SalesChannel\SalesChannelContext $context)
{
$url = $this->seoResolver->resolveSeoPath($context->getSalesChannel()->getLanguageId(), $context->getSalesChannel()->getId(), $request->getPathInfo());
if ($url && !empty($url['canonicalPathInfo'])) {
$url = $url['canonicalPathInfo'];
} else {
$url = $request->getUri();
}
$url = \parse_url($url);
$path = $url['path'];
if (isset($url['query']) && $url['query']) {
$path .= '?' . $url['query'];
}
return $path;
}
/**
* @param array $config
* @return array
*/
protected function getFilters(array $config)
{
$options = ['lazyClass' => 'maxia-lazy-image', 'noscriptFallback' => $config['outputFallback'], 'placeholder' => "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="];
$filters = [new \Maxia\MaxiaLazyLoader6\Components\Dom\Filter\PictureTagFilter($options), new \Maxia\MaxiaLazyLoader6\Components\Dom\Filter\ImgTagFilter($options), new \Maxia\MaxiaLazyLoader6\Components\Dom\Filter\StyleAttributeFilter($options)];
return $filters;
}
}

custom/plugins/MaxiaLazyLoader6/src/Subscriber/Storefront.php line 72