self::$domain_map[ $domain ][0] );
		}
		return $translation;
	}

	/**
	 * Filter for `ngettext_with_context`.
	 *
	 * @since 1.15.0
	 * @param string $translation Translated text.
	 * @param string $single The text to be used if the number is singular.
	 * @param string $plural The text to be used if the number is plural.
	 * @param string $number The number to compare against to use either the singular or plural form.
	 * @param string $context Context information for the translators.
	 * @param string $domain Text domain.
	 * @return string Translated text.
	 */
	public static function filter_ngettext_with_context( $translation, $single, $plural, $number, $context, $domain ) {
		if ( $translation === $single || $translation === $plural ) {
			// phpcs:ignore WordPress.WP.I18n
			$translation = _nx( $single, $plural, $number, $context, self::$domain_map[ $domain ][0] );
		}
		return $translation;
	}

	/**
	 * Filter for `load_script_translation_file`.
	 *
	 * @since 1.15.0
	 * @param string|false $file Path to the translation file to load. False if there isn't one.
	 * @param string       $handle Name of the script to register a translation domain to.
	 * @param string       $domain The text domain.
	 */
	public static function filter_load_script_translation_file( $file, $handle, $domain ) {
		if ( false !== $file && isset( self::$domain_map[ $domain ] ) && ! is_readable( $file ) ) {
			// Determine the part of the filename after the domain.
			$suffix = basename( $file );
			$l      = strlen( $domain );
			if ( substr( $suffix, 0, $l ) !== $domain || '-' !== $suffix[ $l ] ) {
				return $file;
			}
			$suffix   = substr( $suffix, $l );
			$lang_dir = Jetpack_Constants::get_constant( 'WP_LANG_DIR' );

			// Look for replacement files.
			list( $newdomain, $type ) = self::$domain_map[ $domain ];
			$newfile                  = $lang_dir . ( 'core' === $type ? '/' : "/{$type}/" ) . $newdomain . $suffix;
			if ( is_readable( $newfile ) ) {
				return $newfile;
			}
		}
		return $file;
	}

	// endregion .
}

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