feature #57829 [FrameworkBundle] Finetune AboutCommand (JoppeDC)

This PR was squashed before being merged into the 7.2 branch.

Discussion
----------

[FrameworkBundle] Finetune `AboutCommand`

| Q             | A
| ------------- | ---
| Branch?       | 7.2
| Bug fix?      | no
| New feature?  | yes
| Deprecations? | no
| License       | MIT

- Make the AboutCommand show more details about the XDebug extension (Installed vs Enabled).
- Show the same info about the OPcache and APCu extensions

Commits
-------

3440aeee4a [FrameworkBundle] Finetune `AboutCommand`

Author: fabpot

Command/AboutCommand.php

@@ -25,6 +25,7 @@
  * A console command to display information about the current installation.
  *
  * @author Roland Franssen <[email protected]>
+ * @author Joppe De Cuyper <[email protected]>
  *
  * @final
  */
@@ -57,6 +58,8 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             $buildDir = $kernel->getCacheDir();
         }
 
+        $xdebugMode = getenv('XDEBUG_MODE') ?: \ini_get('xdebug.mode');
+
         $rows = [
             ['<info>Symfony</>'],
             new TableSeparator(),
@@ -81,9 +84,9 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             ['Architecture', (\PHP_INT_SIZE * 8).' bits'],
             ['Intl locale', class_exists(\Locale::class, false) && \Locale::getDefault() ? \Locale::getDefault() : 'n/a'],
             ['Timezone', date_default_timezone_get().' (<comment>'.(new \DateTimeImmutable())->format(\DateTimeInterface::W3C).'</>)'],
-            ['OPcache', \extension_loaded('Zend OPcache') && filter_var(\ini_get('opcache.enable'), \FILTER_VALIDATE_BOOL) ? 'true' : 'false'],
-            ['APCu', \extension_loaded('apcu') && filter_var(\ini_get('apc.enabled'), \FILTER_VALIDATE_BOOL) ? 'true' : 'false'],
-            ['Xdebug', \extension_loaded('xdebug') ? 'true' : 'false'],
+            ['OPcache', \extension_loaded('Zend OPcache') ? (filter_var(\ini_get('opcache.enable'), FILTER_VALIDATE_BOOLEAN) ? 'Enabled' : 'Not enabled') : 'Not installed'],
+            ['APCu', \extension_loaded('apcu') ? (filter_var(\ini_get('apc.enabled'), FILTER_VALIDATE_BOOLEAN) ? 'Enabled' : 'Not enabled') : 'Not installed'],
+            ['Xdebug', \extension_loaded('xdebug') ? ($xdebugMode && $xdebugMode !== 'off' ? 'Enabled (' . $xdebugMode . ')' : 'Not enabled') : 'Not installed'],
         ];
 
         $io->table([], $rows);