1 files changed, 87 insertions, 0 deletions
diff --git a/www/wiki/extensions/Translate/translationaids/MachineTranslationAid.php b/www/wiki/extensions/Translate/translationaids/MachineTranslationAid.php
new file mode 100644
index 00000000..fa14a13b
--- /dev/null
+++ b/www/wiki/extensions/Translate/translationaids/MachineTranslationAid.php
@@ -0,0 +1,87 @@
+<?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,
+		];
+	}
+}