name, string $value, ...$args ) {
		$output = apply_filters( 'rocket_' . $name, $value,  ...$args );

		if ( ! is_string( $output ) ) {
			return $value;
		}

		return $output;
	}

	/**
	 * Check if the URLs is ignored.
	 *
	 * @param string $url URL to check.
	 * @param array  $ignored_urls List of ignored URLs.
	 *
	 * @return bool
	 */
	protected function is_url_ignored( string $url, array $ignored_urls ): bool {
		foreach ( $ignored_urls as $ignored_url ) {
			if ( strpos( $url, $ignored_url ) !== false ) {
				return true;
			}
		}
		return false;
	}

	/**
	 * Complete the URL if necessary.
	 *
	 * @param string $url URL to complete.
	 *
	 * @return string
	 */
	protected function make_url_complete( string $url ): string {
		$host = wp_parse_url( $url, PHP_URL_HOST );

		if ( $host || $this->is_relative( $url ) ) {
			return $url;
		}

		return rocket_get_home_url() . '/' . trim( $url, '/ ' );
	}

	/**
	 * Check if the URL is external.
	 *
	 * @param string $url URL to check.
	 *
	 * @return bool
	 */
	protected function is_url_external( string $url ): bool {
		$host = wp_parse_url( $url, PHP_URL_HOST );
		if ( ! $host ) {
			return false;
		}

		$home_host = wp_parse_url( rocket_get_home_url(), PHP_URL_HOST );

		return $host !== $home_host;
	}

	/**
	 * Check if the URL is relative.
	 *
	 * @param string $url URL to check.
	 * @return bool
	 */
	protected function is_relative( string $url ): bool {
		return preg_match( '/^\./', $url );
	}
}