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MageSail/Magesail/Plugin/Backend/App/Area/TunnelBackendFrontNameResolverPlugin.php
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2026-03-20 22:51:40 -05:00

106 lines
3.5 KiB
PHP

<?php
declare(strict_types=1);
namespace MageSail\Magesail\Plugin\Backend\App\Area;
use Magento\Backend\App\Area\FrontNameResolver;
use Magento\Framework\App\Request\Http;
use Magento\Framework\App\RequestInterface;
use MageSail\Magesail\Model\TunnelRequestDetector;
use MageSail\Magesail\Model\TunnelStoreState;
/**
* When the tunnel is used, HTTP_HOST is often dev.myshop.local while default backend base URLs point at production.
* {@see FrontNameResolver::getFrontName(true)} then returns false, so {@see \Magento\Framework\App\AreaList}
* never maps the admin front name to adminhtml and /admin_* is dispatched as frontend (404).
*
* Bypass host validation when: (1) tunnel proxy headers/query are present, or (2) the request host matches the
* tunnel store base URLs from provisioned state (browser opened admin URL directly without X-MageSail-Store-Code).
*/
class TunnelBackendFrontNameResolverPlugin
{
public function __construct(
private readonly RequestInterface $request,
private readonly TunnelRequestDetector $tunnelRequestDetector,
private readonly TunnelStoreState $tunnelStoreState
) {
}
/**
* @param FrontNameResolver $subject
* @param callable(bool $checkHost=): string|false $proceed
* @return string|false
*/
public function aroundGetFrontName(FrontNameResolver $subject, callable $proceed, $checkHost = false)
{
$result = $proceed($checkHost);
if ($result !== false) {
return $result;
}
if (!$checkHost || !$this->request instanceof Http) {
return $result;
}
if (!$this->shouldBypassBackendHostCheck($this->request)) {
return $result;
}
if ($subject->isHostBackend()) {
return $result;
}
return $proceed(false);
}
private function shouldBypassBackendHostCheck(Http $request): bool
{
if ($this->tunnelRequestDetector->getTunnelStoreCode($request) !== null) {
return true;
}
return $this->requestHostMatchesTunnelStoreUrls($request);
}
/**
* Hostname-only match (tunnel unsecure/secure may differ in scheme/port from the current request).
*/
private function requestHostMatchesTunnelStoreUrls(Http $request): bool
{
$state = $this->tunnelStoreState->read();
if ($state === null) {
return false;
}
$requestHost = $this->hostFromHttpHost($request->getServer('HTTP_HOST'));
if ($requestHost === null) {
return false;
}
foreach ([$state['unsecure_base_url'], $state['secure_base_url']] as $baseUrl) {
if ($baseUrl === '') {
continue;
}
$configuredHost = $this->hostFromBaseUrl($baseUrl);
if ($configuredHost !== null && strcasecmp($requestHost, $configuredHost) === 0) {
return true;
}
}
return false;
}
private function hostFromHttpHost(?string $httpHost): ?string
{
if ($httpHost === null || $httpHost === '') {
return null;
}
$parsed = parse_url('http://' . $httpHost);
if ($parsed === false || !isset($parsed['host'])) {
return null;
}
return $parsed['host'];
}
private function hostFromBaseUrl(string $baseUrl): ?string
{
$parsed = parse_url($baseUrl);
if ($parsed === false || !isset($parsed['host'])) {
return null;
}
return $parsed['host'];
}
}