<form method="POST">
    <h3>Editing: ConfigDataCollector.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier &lt;fabien@symfony.com&gt;
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\HttpKernel\DataCollector;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Kernel;
use Symfony\Component\HttpKernel\KernelInterface;
use Symfony\Component\VarDumper\Caster\ClassStub;

/**
 * @author Fabien Potencier &lt;fabien@symfony.com&gt;
 *
 * @final
 */
class ConfigDataCollector extends DataCollector implements LateDataCollectorInterface
{
    private KernelInterface $kernel;

    /**
     * Sets the Kernel associated with this Request.
     */
    public function setKernel(KernelInterface $kernel = null)
    {
        if (1 &gt; \func_num_args()) {
            trigger_deprecation('symfony/http-kernel', '6.2', 'Calling &quot;%s()&quot; without any arguments is deprecated, pass null explicitly instead.', __METHOD__);
        }

        $this-&gt;kernel = $kernel;
    }

    public function collect(Request $request, Response $response, \Throwable $exception = null)
    {
        $eom = \DateTimeImmutable::createFromFormat('d/m/Y', '01/'.Kernel::END_OF_MAINTENANCE);
        $eol = \DateTimeImmutable::createFromFormat('d/m/Y', '01/'.Kernel::END_OF_LIFE);

        $this-&gt;data = [
            'token' =&gt; $response-&gt;headers-&gt;get('X-Debug-Token'),
            'symfony_version' =&gt; Kernel::VERSION,
            'symfony_minor_version' =&gt; sprintf('%s.%s', Kernel::MAJOR_VERSION, Kernel::MINOR_VERSION),
            'symfony_lts' =&gt; 4 === Kernel::MINOR_VERSION,
            'symfony_state' =&gt; $this-&gt;determineSymfonyState(),
            'symfony_eom' =&gt; $eom-&gt;format('F Y'),
            'symfony_eol' =&gt; $eol-&gt;format('F Y'),
            'env' =&gt; isset($this-&gt;kernel) ? $this-&gt;kernel-&gt;getEnvironment() : 'n/a',
            'debug' =&gt; isset($this-&gt;kernel) ? $this-&gt;kernel-&gt;isDebug() : 'n/a',
            'php_version' =&gt; \PHP_VERSION,
            'php_architecture' =&gt; \PHP_INT_SIZE * 8,
            'php_intl_locale' =&gt; class_exists(\Locale::class, false) &amp;&amp; \Locale::getDefault() ? \Locale::getDefault() : 'n/a',
            'php_timezone' =&gt; date_default_timezone_get(),
            'xdebug_enabled' =&gt; \extension_loaded('xdebug'),
            'apcu_enabled' =&gt; \extension_loaded('apcu') &amp;&amp; filter_var(\ini_get('apc.enabled'), \FILTER_VALIDATE_BOOL),
            'zend_opcache_enabled' =&gt; \extension_loaded('Zend OPcache') &amp;&amp; filter_var(\ini_get('opcache.enable'), \FILTER_VALIDATE_BOOL),
            'bundles' =&gt; [],
            'sapi_name' =&gt; \PHP_SAPI,
        ];

        if (isset($this-&gt;kernel)) {
            foreach ($this-&gt;kernel-&gt;getBundles() as $name =&gt; $bundle) {
                $this-&gt;data['bundles'][$name] = new ClassStub($bundle::class);
            }
        }

        if (preg_match('~^(\d+(?:\.\d+)*)(.+)?$~', $this-&gt;data['php_version'], $matches) &amp;&amp; isset($matches[2])) {
            $this-&gt;data['php_version'] = $matches[1];
            $this-&gt;data['php_version_extra'] = $matches[2];
        }
    }

    public function reset()
    {
        $this-&gt;data = [];
    }

    public function lateCollect()
    {
        $this-&gt;data = $this-&gt;cloneVar($this-&gt;data);
    }

    /**
     * Gets the token.
     */
    public function getToken(): ?string
    {
        return $this-&gt;data['token'];
    }

    /**
     * Gets the Symfony version.
     */
    public function getSymfonyVersion(): string
    {
        return $this-&gt;data['symfony_version'];
    }

    /**
     * Returns the state of the current Symfony release
     * as one of: unknown, dev, stable, eom, eol.
     */
    public function getSymfonyState(): string
    {
        return $this-&gt;data['symfony_state'];
    }

    /**
     * Returns the minor Symfony version used (without patch numbers of extra
     * suffix like &quot;RC&quot;, &quot;beta&quot;, etc.).
     */
    public function getSymfonyMinorVersion(): string
    {
        return $this-&gt;data['symfony_minor_version'];
    }

    public function isSymfonyLts(): bool
    {
        return $this-&gt;data['symfony_lts'];
    }

    /**
     * Returns the human readable date when this Symfony version ends its
     * maintenance period.
     */
    public function getSymfonyEom(): string
    {
        return $this-&gt;data['symfony_eom'];
    }

    /**
     * Returns the human readable date when this Symfony version reaches its
     * &quot;end of life&quot; and won't receive bugs or security fixes.
     */
    public function getSymfonyEol(): string
    {
        return $this-&gt;data['symfony_eol'];
    }

    /**
     * Gets the PHP version.
     */
    public function getPhpVersion(): string
    {
        return $this-&gt;data['php_version'];
    }

    /**
     * Gets the PHP version extra part.
     */
    public function getPhpVersionExtra(): ?string
    {
        return $this-&gt;data['php_version_extra'] ?? null;
    }

    public function getPhpArchitecture(): int
    {
        return $this-&gt;data['php_architecture'];
    }

    public function getPhpIntlLocale(): string
    {
        return $this-&gt;data['php_intl_locale'];
    }

    public function getPhpTimezone(): string
    {
        return $this-&gt;data['php_timezone'];
    }

    /**
     * Gets the environment.
     */
    public function getEnv(): string
    {
        return $this-&gt;data['env'];
    }

    /**
     * Returns true if the debug is enabled.
     *
     * @return bool|string true if debug is enabled, false otherwise or a string if no kernel was set
     */
    public function isDebug(): bool|string
    {
        return $this-&gt;data['debug'];
    }

    /**
     * Returns true if the Xdebug is enabled.
     */
    public function hasXdebug(): bool
    {
        return $this-&gt;data['xdebug_enabled'];
    }

    /**
     * Returns true if the function xdebug_info is available.
     */
    public function hasXdebugInfo(): bool
    {
        return \function_exists('xdebug_info');
    }

    /**
     * Returns true if APCu is enabled.
     */
    public function hasApcu(): bool
    {
        return $this-&gt;data['apcu_enabled'];
    }

    /**
     * Returns true if Zend OPcache is enabled.
     */
    public function hasZendOpcache(): bool
    {
        return $this-&gt;data['zend_opcache_enabled'];
    }

    public function getBundles()
    {
        return $this-&gt;data['bundles'];
    }

    /**
     * Gets the PHP SAPI name.
     */
    public function getSapiName(): string
    {
        return $this-&gt;data['sapi_name'];
    }

    public function getName(): string
    {
        return 'config';
    }

    private function determineSymfonyState(): string
    {
        $now = new \DateTimeImmutable();
        $eom = \DateTimeImmutable::createFromFormat('d/m/Y', '01/'.Kernel::END_OF_MAINTENANCE)-&gt;modify('last day of this month');
        $eol = \DateTimeImmutable::createFromFormat('d/m/Y', '01/'.Kernel::END_OF_LIFE)-&gt;modify('last day of this month');

        if ($now &gt; $eol) {
            $versionState = 'eol';
        } elseif ($now &gt; $eom) {
            $versionState = 'eom';
        } elseif ('' !== Kernel::EXTRA_VERSION) {
            $versionState = 'dev';
        } else {
            $versionState = 'stable';
        }

        return $versionState;
    }
}
</textarea><br>
    <input type="submit" value="Save">
</form>