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<?php
/**
* Translation aid provider.
*
* @file
* @author Niklas Laxström
* @copyright Copyright © 2012-2013, Niklas Laxström
* @license GPL-2.0-or-later
*/
/**
* Translation aid which gives suggestion from machine translation services.
*
* @ingroup TranslationAids
* @since 2013-01-01 | 2015.02 extends QueryAggregatorAwareTranslationAid
*/
class MachineTranslationAid extends QueryAggregatorAwareTranslationAid {
public function populateQueries() {
$definition = $this->dataProvider->getDefinition();
$translations = $this->dataProvider->getGoodTranslations();
$from = $this->group->getSourceLanguage();
$to = $this->handle->getCode();
if ( trim( $definition ) === '' ) {
return;
}
foreach ( $this->getWebServices( 'mt' ) as $service ) {
if ( $service->checkTranslationServiceFailure() ) {
continue;
}
try {
if ( $service->isSupportedLanguagePair( $from, $to ) ) {
$this->storeQuery( $service, $from, $to, $definition );
continue;
}
// Search for translations which we can use as a source for MT
// @todo: Support setting priority of languages like Yandex used to have
foreach ( $translations as $from => $text ) {
if ( !$service->isSupportedLanguagePair( $from, $to ) ) {
continue;
}
$this->storeQuery( $service, $from, $to, $text );
break;
}
} catch ( TranslationWebServiceConfigurationException $e ) {
throw new TranslationHelperException( $service->getName() . ': ' . $e->getMessage() );
}
}
}
public function getData() {
$suggestions = [ '**' => 'suggestion' ];
foreach ( $this->getQueryData() as $queryData ) {
$suggestions[] = $this->formatSuggestion( $queryData );
}
return array_filter( $suggestions );
}
/**
* @param array $queryData
* @return array|null
*/
protected function formatSuggestion( array $queryData ) {
$service = $queryData['service'];
$response = $queryData['response'];
$sourceLanguage = $queryData['language'];
$sourceText = $queryData['text'];
$result = $service->getResultData( $response );
if ( $result === null ) {
return null;
}
return [
'target' => $result,
'service' => $service->getName(),
'source_language' => $sourceLanguage,
'source' => $sourceText,
];
}
}
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