lochmueller / language_detection

Classes/Service/IpLocation.php

<?php

declare(strict_types=1);

namespace Lochmueller\LanguageDetection\Service;

use Psr\Http\Message\RequestFactoryInterface;
use TYPO3\CMS\Core\Http\Client\GuzzleClientFactory;
use TYPO3\CMS\Core\Information\Typo3Version;
use TYPO3\CMS\Core\Utility\GeneralUtility;

class IpLocation
{
    public function __construct(private RequestFactoryInterface $requestFactory) {}

    public function getCountryCode(string $ip): ?string
    {
        if ($ip === '') {
            return null;
        }
        $urlService = 'http://www.geoplugin.net/php.gp?ip=' . $ip;
        try {
            $request = $this->requestFactory->createRequest('GET', $urlService);
            $response = $this->getClient()->send($request);

            if ($response->getStatusCode() !== 200) {
                throw new IpLocationException('Missing information in response', 123781);
            }
            $result = (array)unserialize((string)$response->getBody(), ['allowed_classes' => false]);

            if (empty($result) || (int)$result['geoplugin_status'] === 404) {
                throw new IpLocationException('No valid data', 162378);
            }

            return $result['geoplugin_countryCode'] ?? null;
        } catch (IpLocationException $exc) {
            return null;
        }
    }

    protected function getClient(): \Psr\Http\Client\ClientInterface
    {
        if (GeneralUtility::makeInstance(Typo3Version::class)->getMajorVersion() >= 12) {
            return GeneralUtility::makeInstance(GuzzleClientFactory::class)->getClient();
        }
        return GuzzleClientFactory::getClient();

The expression return TYPO3\CMS\Core\Http\Client\GuzzleClientFactory::getClient() returns the type GuzzleHttp\ClientInterface which is incompatible with the type-hinted return Psr\Http\Client\ClientInterface.

    }
}