symfony · fabpot · Mar 22, 2017 · Jul 3, 2016 · fabpot · Mar 22, 2017
diff --git a/src/Symfony/Bundle/FrameworkBundle/Command/AboutCommand.php b/src/Symfony/Bundle/FrameworkBundle/Command/AboutCommand.php
@@ -0,0 +1,110 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bundle\FrameworkBundle\Command;
+
+use Symfony\Component\Console\Helper\Helper;
+use Symfony\Component\Console\Helper\TableSeparator;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\HttpKernel\Kernel;
+use Symfony\Component\HttpKernel\KernelInterface;
+
+/**
+ * A console command to display information about the current installation.
+ *
+ * @author Roland Franssen <franssen.roland@gmail.com>
+ */
+class AboutCommand extends ContainerAwareCommand
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected function configure()
+    {
+        $this
+            ->setName('about')
+            ->setDescription('Displays information about the current project')
+        ;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $io = new SymfonyStyle($input, $output);
+
+        /** @var $kernel KernelInterface */
+        $kernel = $this->getContainer()->get('kernel');
+        $baseDir = realpath($kernel->getRootDir().DIRECTORY_SEPARATOR.'..');
+        $bundles = array_map(function ($bundle) use ($baseDir) {
+            return $bundle->getName();
+        }, $kernel->getBundles());
+        sort($bundles);
+
+        $io->table(array(), array(
+            array('<info>Symfony</>'),
+            new TableSeparator(),
+            array('Version', Kernel::VERSION),
+            array('End of maintenance', Kernel::END_OF_MAINTENANCE.(self::isExpired(Kernel::END_OF_MAINTENANCE) ? ' <error>Expired</>' : '')),
+            array('End of life', Kernel::END_OF_LIFE.(self::isExpired(Kernel::END_OF_LIFE) ? ' <error>Expired</>' : '')),
+            new TableSeparator(),
+            array('<info>Kernel</>'),
+            new TableSeparator(),
+            array('Type', get_class($kernel)),
+            array('Name', $kernel->getName()),
+            array('Environment', $kernel->getEnvironment()),
+            array('Debug', $kernel->isDebug() ? 'true' : 'false'),
+            array('Charset', $kernel->getCharset()),
+            array('Root directory', self::formatPath($kernel->getRootDir(), $baseDir)),
+            array('Cache directory', self::formatPath($kernel->getCacheDir(), $baseDir).' (<comment>'.self::formatFileSize($kernel->getCacheDir()).'</>)'),
+            array('Log directory', self::formatPath($kernel->getLogDir(), $baseDir).' (<comment>'.self::formatFileSize($kernel->getLogDir()).'</>)'),
+            new TableSeparator(),
+            array('<info>PHP</>'),
+            new TableSeparator(),
+            array('Version', PHP_VERSION),
+            array('Architecture', (PHP_INT_SIZE * 8).' bits'),
+            array('Intl locale', \Locale::getDefault() ?: 'n/a'),
+            array('Timezone', date_default_timezone_get().' (<comment>'.(new \DateTime())->format(\DateTime::W3C).'</>)'),
+            array('OPcache', extension_loaded('Zend OPcache') && ini_get('opcache.enable') ? 'true' : 'false'),
+            array('APCu', extension_loaded('apcu') && ini_get('apc.enabled') ? 'true' : 'false'),
+            array('Xdebug', extension_loaded('xdebug') ? 'true' : 'false'),
+        ));
+    }
+
+    private static function formatPath($path, $baseDir = null)
+    {
+        return null !== $baseDir ? preg_replace('~^'.preg_quote($baseDir, '~').'~', '.', $path) : $path;
+    }
+
+    private static function formatFileSize($path)
+    {
+        if (is_file($path)) {
+            $size = filesize($path) ?: 0;
+        } else {
+            $size = 0;
+            foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($path, \RecursiveDirectoryIterator::SKIP_DOTS | \RecursiveDirectoryIterator::FOLLOW_SYMLINKS)) as $file) {
+                $size += $file->getSize();
+            }
+        }
+
+        return Helper::formatMemory($size);
+    }
+
+    private static function isExpired($date)
+    {
+        $date = \DateTime::createFromFormat('m/Y', $date);
+
+        return false !== $date && new \DateTime() > $date->modify('last day of this month 23:59:59');
+    }
+}