Automattic\WooCommerce\Internal\Admin

Translations::get_translation_chunk_data() │ private │ WC 1.0

Find and combine translation chunk files.

Only targets files that aren't represented by a registered script (e.g. not passed to wp_register_script()).

Method of the class: Translations{}

No Hooks.

Return

Array. Combined translation chunk data.

Usage

// private - for code of main (parent) class only
$result = $this->get_translation_chunk_data( $lang_dir, $domain, $locale );
$lang_dir(string) (required)
Path to language files.
$domain(string) (required)
Text domain.
$locale(string) (required)
Locale being retrieved.

Translations::get_translation_chunk_data() code WC 9.8.1

woocommerce/src/Internal/Admin/Translations.php 
private function get_translation_chunk_data( $lang_dir, $domain, $locale ) {
	// So long as this function is called during the 'upgrader_process_complete' action,
	// the filesystem object should be hooked up.
	global $wp_filesystem;

	// Grab all JSON files in the current language pack.
	$json_i18n_filenames       = glob( $lang_dir . $domain . '-' . $locale . '-*.json' );
	$combined_translation_data = array();

	if ( false === $json_i18n_filenames ) {
		return $combined_translation_data;
	}

	// Use first JSON file to determine file format. This check is required due to
	// file format difference between official language files and user translated files.
	$format_determine_file = reset( $json_i18n_filenames );

	if ( ! $wp_filesystem->is_readable( $format_determine_file ) ) {
		return $combined_translation_data;
	}

	$file_contents         = $wp_filesystem->get_contents( $format_determine_file );
	$format_determine_data = \json_decode( $file_contents, true );

	if ( empty( $format_determine_data ) ) {
		return $combined_translation_data;
	}

	if ( isset( $format_determine_data['comment'] ) ) {
		return $this->combine_official_translation_chunks( $json_i18n_filenames );
	} elseif ( isset( $format_determine_data['source'] ) ) {
		return $this->combine_user_translation_chunks( $json_i18n_filenames );
	} else {
		return $combined_translation_data;
	}
}