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| 1 | <?php |
| 2 | declare( strict_types = 1 ); |
| 3 | |
| 4 | namespace MediaWiki\Extension\Translate\WebService; |
| 5 | |
| 6 | use FormatJson; |
| 7 | use MediaWiki\Http\HttpRequestFactory; |
| 8 | use Sanitizer; |
| 9 | |
| 10 | /** |
| 11 | * Implements support for Yandex translation API v1. |
| 12 | * @author Niklas Laxström |
| 13 | * @license GPL-2.0-or-later |
| 14 | * @since 2013.01 |
| 15 | * @ingroup TranslationWebService |
| 16 | * @see https://tech.yandex.com/translate/ |
| 17 | */ |
| 18 | class YandexWebService extends TranslationWebService { |
| 19 | private HttpRequestFactory $httpRequestFactory; |
| 20 | |
| 21 | public function __construct( |
| 22 | HttpRequestFactory $httpRequestFactory, |
| 23 | string $serviceName, |
| 24 | array $config |
| 25 | ) { |
| 26 | parent::__construct( $serviceName, $config ); |
| 27 | $this->httpRequestFactory = $httpRequestFactory; |
| 28 | |
| 29 | if ( !isset( $this->config['key'] ) ) { |
| 30 | throw new TranslationWebServiceConfigurationException( 'API key is not set' ); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | /** @inheritDoc */ |
| 35 | public function getType(): string { |
| 36 | return 'mt'; |
| 37 | } |
| 38 | |
| 39 | /** @inheritDoc */ |
| 40 | protected function mapCode( string $code ): string { |
| 41 | if ( $code === 'be-tarask' ) { |
| 42 | $code = 'be'; |
| 43 | } |
| 44 | return $code; |
| 45 | } |
| 46 | |
| 47 | /** @inheritDoc */ |
| 48 | protected function doPairs(): array { |
| 49 | $url = $this->config['pairs'] . '?' . wfArrayToCgi( [ 'key' => $this->config['key'] ] ); |
| 50 | $json = $this->httpRequestFactory->get( $url, [ 'timeout' => $this->config['timeout'] ], __METHOD__ ); |
| 51 | if ( $json === null ) { |
| 52 | throw new TranslationWebServiceException( 'Failure encountered when contacting remote server' ); |
| 53 | } |
| 54 | |
| 55 | $response = FormatJson::decode( $json ); |
| 56 | if ( !is_object( $response ) ) { |
| 57 | throw new TranslationWebServiceException( 'Malformed reply from remote server: ' . $json ); |
| 58 | } |
| 59 | |
| 60 | $pairs = []; |
| 61 | foreach ( $response->dirs as $pair ) { |
| 62 | [ $source, $target ] = explode( '-', $pair ); |
| 63 | $pairs[$source][$target] = true; |
| 64 | } |
| 65 | |
| 66 | return $pairs; |
| 67 | } |
| 68 | |
| 69 | /** @inheritDoc */ |
| 70 | protected function getQuery( string $text, string $sourceLanguage, string $targetLanguage ): TranslationQuery { |
| 71 | # https://tech.yandex.com/translate/doc/dg/reference/translate-docpage/ |
| 72 | if ( strlen( $text ) > 10000 ) { |
| 73 | throw new TranslationWebServiceInvalidInputException( 'Source text too long' ); |
| 74 | } |
| 75 | |
| 76 | $text = $this->wrapUntranslatable( trim( $text ) ); |
| 77 | |
| 78 | return TranslationQuery::factory( $this->config['url'] ) |
| 79 | ->timeout( intval( $this->config['timeout'] ) ) |
| 80 | ->postWithData( wfArrayToCgi( |
| 81 | [ |
| 82 | 'key' => $this->config['key'], |
| 83 | 'text' => $text, |
| 84 | 'lang' => "$sourceLanguage-$targetLanguage", |
| 85 | 'format' => 'html', |
| 86 | ] |
| 87 | ) ); |
| 88 | } |
| 89 | |
| 90 | /** @inheritDoc */ |
| 91 | protected function parseResponse( TranslationQueryResponse $response ): string { |
| 92 | $body = $response->getBody(); |
| 93 | $responseBody = FormatJson::decode( $body ); |
| 94 | if ( !is_object( $responseBody ) ) { |
| 95 | throw new TranslationWebServiceException( 'Invalid json: ' . serialize( $body ) ); |
| 96 | } elseif ( $responseBody->code !== 200 ) { |
| 97 | throw new TranslationWebServiceException( $responseBody->message ); |
| 98 | } |
| 99 | |
| 100 | $text = Sanitizer::decodeCharReferences( $responseBody->text[0] ); |
| 101 | $text = $this->unwrapUntranslatable( $text ); |
| 102 | |
| 103 | return trim( $text ); |
| 104 | } |
| 105 | } |