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* @package WPSEO\Gutenberg_Compatibility
* Class WPSEO_Gutenberg_Compatibility
class WPSEO_Gutenberg_Compatibility {
* The currently released version of Gutenberg.
public const CURRENT_RELEASE = '18.6.1';
* The minimally supported version of Gutenberg by the plugin.
public const MINIMUM_SUPPORTED = '18.6.1';
* Holds the current version.
protected $current_version = '';
* WPSEO_Gutenberg_Compatibility constructor.
public function __construct() {
$this->current_version = $this->detect_installed_gutenberg_version();
* Determines whether or not Gutenberg is installed.
* @return bool Whether or not Gutenberg is installed.
public function is_installed() {
return $this->current_version !== '';
* Determines whether or not the currently installed version of Gutenberg is below the minimum supported version.
* @return bool True if the currently installed version is below the minimum supported version. False otherwise.
public function is_below_minimum() {
return version_compare( $this->current_version, $this->get_minimum_supported_version(), '<' );
* Gets the currently installed version.
* @return string The currently installed version.
public function get_installed_version() {
return $this->current_version;
* Determines whether or not the currently installed version of Gutenberg is the latest, fully compatible version.
* @return bool Whether or not the currently installed version is fully compatible.
public function is_fully_compatible() {
return version_compare( $this->current_version, $this->get_latest_release(), '>=' );
* Gets the latest released version of Gutenberg.
* @return string The latest release.
protected function get_latest_release() {
return self::CURRENT_RELEASE;
* Gets the minimum supported version of Gutenberg.
* @return string The minumum supported release.
protected function get_minimum_supported_version() {
return self::MINIMUM_SUPPORTED;
* Detects the currently installed Gutenberg version.
* @return string The currently installed Gutenberg version. Empty if the version couldn't be detected.
protected function detect_installed_gutenberg_version() {
if ( defined( 'GUTENBERG_VERSION' ) ) {
return GUTENBERG_VERSION;