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<?php
/**
* Contains a class for querying external translation service.
*
* @file
* @author Niklas Laxström
* @license GPL-2.0-or-later
*/
/**
* Implements support Apetrium translator api.
* @see http://wiki.apertium.org/wiki/Apertium_web_service
* @ingroup TranslationWebService
* @since 2013-01-01
*/
class ApertiumWebService extends TranslationWebService {
public function getType() {
return 'mt';
}
protected function mapCode( $code ) {
return str_replace( '-', '_', LanguageCode::bcp47( $code ) );
}
protected function doPairs() {
$pairs = [];
$json = Http::get(
$this->config['pairs'],
[ 'timeout' => $this->config['timeout'] ],
__METHOD__
);
$response = FormatJson::decode( $json );
if ( !is_object( $response ) ) {
$error = 'Malformed reply from remote server: ' . (string)$json;
throw new TranslationWebServiceException( $error );
}
foreach ( $response->responseData as $pair ) {
$source = $pair->sourceLanguage;
$target = $pair->targetLanguage;
$pairs[$source][$target] = true;
}
return $pairs;
}
protected function getQuery( $text, $from, $to ) {
if ( !isset( $this->config['key'] ) ) {
throw new TranslationWebServiceConfigurationException( 'API key is not set' );
}
$text = trim( $text );
$text = $this->wrapUntranslatable( $text );
$params = [
'q' => $text,
'langpair' => "$from|$to",
'x-application' => 'MediaWiki Translate extension ' . TRANSLATE_VERSION,
];
return TranslationQuery::factory( $this->config['url'] )
->timeout( $this->config['timeout'] )
->queryParameters( $params );
}
protected function parseResponse( TranslationQueryResponse $reply ) {
$body = $reply->getBody();
$response = FormatJson::decode( $body );
if ( !is_object( $response ) ) {
throw new TranslationWebServiceException( 'Invalid json: ' . serialize( $body ) );
} elseif ( $response->responseStatus !== 200 ) {
throw new TranslationWebServiceException( $response->responseDetails );
}
$text = Sanitizer::decodeCharReferences( $response->responseData->translatedText );
$text = $this->unwrapUntranslatable( $text );
return trim( $text );
}
}
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