Repository::findByExternalId

public function findByExternalId(string $locationExternalId, string $sourceCode, string $languageId)
{
	if($sourceCode !== self::$sourceCode || $locationExternalId === '')
	{
		return null;
	}

	return $this->find(
		new Requesters\ByIdRequester($this->httpClient, $this->cachePool),
		new Converters\ByIdConverter($languageId),
		[
			'placeid' => $locationExternalId,
			'language' => $this->googleSource->convertLang($languageId)
		]
	);
}