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| 1 | <?php |
| 2 | |
| 3 | namespace ContentTranslation\Service; |
| 4 | |
| 5 | use ContentTranslation\Exception\CxServerConfigurationException; |
| 6 | use MediaWiki\Config\ServiceOptions; |
| 7 | use MediaWiki\Http\HttpRequestFactory; |
| 8 | use Psr\Log\LoggerInterface; |
| 9 | |
| 10 | class CxServerClient { |
| 11 | |
| 12 | private string $cxServerHost; |
| 13 | |
| 14 | /** |
| 15 | * @internal For use by ServiceWiring |
| 16 | */ |
| 17 | public const CONSTRUCTOR_OPTIONS = [ |
| 18 | 'ContentTranslationCxServerHost' |
| 19 | ]; |
| 20 | |
| 21 | /** |
| 22 | * @throws CxServerConfigurationException |
| 23 | */ |
| 24 | public function __construct( |
| 25 | private readonly HttpRequestFactory $httpRequestFactory, |
| 26 | private readonly LoggerInterface $logger, |
| 27 | ServiceOptions $options |
| 28 | ) { |
| 29 | $options->assertRequiredOptions( self::CONSTRUCTOR_OPTIONS ); |
| 30 | |
| 31 | $this->cxServerHost = $options->get( 'ContentTranslationCxServerHost' ); |
| 32 | |
| 33 | if ( !$this->cxServerHost ) { |
| 34 | throw new CxServerConfigurationException( 'Cxserver host not set' ); |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | /** |
| 39 | * @param string $path relative path to the requested cxserver endpoint e.g. /suggest/sections/Football/en/el |
| 40 | * @return mixed |
| 41 | */ |
| 42 | public function get( string $path ) { |
| 43 | $url = rtrim( $this->cxServerHost, '/' ) . '/' . ltrim( $path, '/' ); |
| 44 | try { |
| 45 | $response = $this->httpRequestFactory->get( $url, [], __METHOD__ ); |
| 46 | } catch ( \Exception $exception ) { |
| 47 | $this->logger->error( |
| 48 | 'CX server request to {url} failed because of exception: {exception}', |
| 49 | [ 'url' => $url, 'exception' => $exception->getMessage() ] |
| 50 | ); |
| 51 | return null; |
| 52 | } |
| 53 | |
| 54 | if ( !$response ) { |
| 55 | $this->logger->error( 'CX server request to {url} returned an empty response', [ 'url' => $url ] ); |
| 56 | return null; |
| 57 | } |
| 58 | |
| 59 | return $response; |
| 60 | } |
| 61 | } |