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<?php |
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namespace EventEspresso\core\services\request\middleware; |
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use EventEspresso\core\services\request\RequestInterface; |
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use EventEspresso\core\services\request\ResponseInterface; |
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use EventEspresso\core\domain\entities\notifications\PersistentAdminNotice; |
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use EventEspresso\core\exceptions\InvalidDataTypeException; |
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defined('EVENT_ESPRESSO_VERSION') || exit; |
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/** |
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* Class RecommendedVersions |
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* checks required and recommended versions for both WP and PHP |
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* terminates the request if minimum required versions are not met |
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* |
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* @package EventEspresso\core\services\request\middleware |
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* @author Brent Christensen |
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* @since 4.9.52 |
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*/ |
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class RecommendedVersions extends Middleware |
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{ |
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/** |
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* converts a Request to a Response |
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* |
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* @param RequestInterface $request |
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* @param ResponseInterface $response |
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* @return ResponseInterface |
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* @throws InvalidDataTypeException |
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*/ |
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public function handleRequest(RequestInterface $request, ResponseInterface $response) |
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{ |
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$this->request = $request; |
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$this->response = $response; |
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// check required WP version |
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if (! $this->minimumWordPressVersionRequired()) { |
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$this->request->unSetRequestParam('activate', true); |
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add_action('admin_notices', array($this, 'minimum_wp_version_error'), 1); |
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$this->response->terminateRequest(); |
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$this->response->deactivatePlugin(); |
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} |
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// check recommended PHP version |
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if (! $this->minimumPhpVersionRecommended()) { |
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$this->displayMinimumRecommendedPhpVersionNotice(); |
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} |
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//upcoming required version |
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if (! $this->upcomingRequiredPhpVersion()) { |
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$this->displayUpcomingRequiredVersion(); |
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} |
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$this->response = $this->processRequestStack($this->request, $this->response); |
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return $this->response; |
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} |
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/** |
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* Helper method to assess installed wp version against given values. |
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* By default this compares the required minimum version of WP for EE against the installed version of WP |
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* Note, $wp_version is the first parameter sent into the PHP version_compare function (what is being checked |
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* against) so consider that when sending in your values. |
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* |
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* @param string $version_to_check |
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* @param string $operator |
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* @return bool |
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*/ |
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public static function compareWordPressVersion($version_to_check = EE_MIN_WP_VER_REQUIRED, $operator = '>=') |
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{ |
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global $wp_version; |
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return version_compare( |
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// first account for wp_version being pre-release |
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// (like RC, beta etc) which are usually in the format like 4.7-RC3-39519 |
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strpos($wp_version, '-') > 0 |
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? substr($wp_version, 0, strpos($wp_version, '-')) |
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: $wp_version, |
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$version_to_check, |
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$operator |
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); |
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} |
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/** |
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* @return boolean |
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*/ |
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private function minimumWordPressVersionRequired() |
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{ |
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return RecommendedVersions::compareWordPressVersion(); |
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} |
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/** |
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* @param string $min_version |
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* @return boolean |
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*/ |
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private function checkPhpVersion($min_version = EE_MIN_PHP_VER_RECOMMENDED) |
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{ |
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return version_compare(PHP_VERSION, $min_version, '>=') ? true : false; |
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} |
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/** |
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* @return boolean |
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*/ |
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private function minimumPhpVersionRecommended() |
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{ |
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return $this->checkPhpVersion(); |
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} |
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/** |
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* @return void |
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*/ |
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public function minimumWpVersionError() |
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{ |
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global $wp_version; |
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?> |
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<div class="error"> |
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<p> |
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<?php |
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printf( |
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__('We\'re sorry, but Event Espresso requires WordPress version %1$s or greater in order to operate. You are currently running version %2$s.%3$sFor information on how to update your version of WordPress, please go to %4$s.', |
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'event_espresso'), |
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EE_MIN_WP_VER_REQUIRED, |
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$wp_version, |
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'<br/>', |
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'<a href="http://codex.wordpress.org/Updating_WordPress">http://codex.wordpress.org/Updating_WordPress</a>' |
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); |
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?> |
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</p> |
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</div> |
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<?php |
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} |
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/** |
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* _display_minimum_recommended_php_version_notice |
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* |
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* @access private |
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* @return void |
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* @throws InvalidDataTypeException |
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*/ |
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private function displayMinimumRecommendedPhpVersionNotice() |
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{ |
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if ($this->request->isAdmin()) { |
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new PersistentAdminNotice( |
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'php_version_' . str_replace('.', '-', EE_MIN_PHP_VER_RECOMMENDED) . '_recommended', |
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sprintf( |
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esc_html__( |
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'Event Espresso recommends PHP version %1$s or greater for optimal performance. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.', |
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'event_espresso' |
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), |
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EE_MIN_PHP_VER_RECOMMENDED, |
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PHP_VERSION, |
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'<br/>', |
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'<a href="http://php.net/downloads.php">http://php.net/downloads.php</a>' |
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) |
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); |
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} |
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} |
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/** |
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* Returns whether the provided php version number is greater than the current version of php installed on the server. |
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* |
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* @param string $version_required |
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* @return bool |
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*/ |
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private function upcomingRequiredPhpVersion($version_required = '5.5') |
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{ |
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return $this->checkPhpVersion($version_required); |
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} |
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/** |
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* Sets a notice for an upcoming required version of PHP in the next update of EE core. |
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*/ |
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private function displayUpcomingRequiredVersion() |
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{ |
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if ($this->request->isAdmin() |
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&& apply_filters('FHEE__EE_Recommended_Versions__displayUpcomingRequiredVersion', true, $this->request) |
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&& current_user_can('update_plugins') |
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) { |
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add_action('admin_notices', function () |
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{ |
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echo '<div class="notice event-espresso-admin-notice notice-warning"><p>' |
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. sprintf( |
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esc_html__( |
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'Please note: The next update of Event Espresso 4 will %1$srequire%2$s PHP 5.4.45 or greater. Your web server\'s PHP version is %3$s. You can contact your host and ask them to update your PHP version to at least PHP 5.6. Please do not update to the new version of Event Espresso 4 until the PHP update is completed. Read about why keeping your server on the latest version of PHP is a good idea %4$shere%5$s', |
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'event_espresso' |
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), |
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'<strong>', |
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'</strong>', |
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PHP_VERSION, |
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'<a href="https://wordpress.org/support/upgrade-php/">', |
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'</a>' |
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) |
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. '</p></div>'; |
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}); |
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} |
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} |
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} |
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// Location: RecommendedVersions.php |
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eventespresso /
event-espresso-core
