* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\VarDumper; use Symfony\Component\HttpFoundation\Request; use Symfony\Component\HttpFoundation\RequestStack; use Symfony\Component\HttpKernel\Debug\FileLinkFormatter; use Symfony\Component\VarDumper\Caster\ReflectionCaster; use Symfony\Component\VarDumper\Cloner\VarCloner; use Symfony\Component\VarDumper\Dumper\CliDumper; use Symfony\Component\VarDumper\Dumper\ContextProvider\CliContextProvider; use Symfony\Component\VarDumper\Dumper\ContextProvider\RequestContextProvider; use Symfony\Component\VarDumper\Dumper\ContextProvider\SourceContextProvider; use Symfony\Component\VarDumper\Dumper\ContextualizedDumper; use Symfony\Component\VarDumper\Dumper\HtmlDumper; use Symfony\Component\VarDumper\Dumper\ServerDumper; // Load the global dump() function require_once __DIR__.'/Resources/functions/dump.php'; /** * @author Nicolas Grekas */ class VarDumper { /** * @var callable|null */ private static $handler; public static function dump(mixed $var) { if (null === self::$handler) { self::register(); } return (self::$handler)($var); } public static function setHandler(callable $callable = null): ?callable { $prevHandler = self::$handler; // Prevent replacing the handler with expected format as soon as the env var was set: if (isset($_SERVER['VAR_DUMPER_FORMAT'])) { return $prevHandler; } self::$handler = $callable; return $prevHandler; } private static function register(): void { $cloner = new VarCloner(); $cloner->addCasters(ReflectionCaster::UNSET_CLOSURE_FILE_INFO); $format = $_SERVER['VAR_DUMPER_FORMAT'] ?? null; switch (true) { case 'html' === $format: $dumper = new HtmlDumper(); break; case 'cli' === $format: $dumper = new CliDumper(); break; case 'server' === $format: case $format && 'tcp' === parse_url($format, \PHP_URL_SCHEME): $host = 'server' === $format ? $_SERVER['VAR_DUMPER_SERVER'] ?? '127.0.0.1:9912' : $format; $dumper = \in_array(\PHP_SAPI, ['cli', 'phpdbg'], true) ? new CliDumper() : new HtmlDumper(); $dumper = new ServerDumper($host, $dumper, self::getDefaultContextProviders()); break; default: $dumper = \in_array(\PHP_SAPI, ['cli', 'phpdbg'], true) ? new CliDumper() : new HtmlDumper(); } if (!$dumper instanceof ServerDumper) { $dumper = new ContextualizedDumper($dumper, [new SourceContextProvider()]); } self::$handler = function ($var) use ($cloner, $dumper) { $dumper->dump($cloner->cloneVar($var)); }; } private static function getDefaultContextProviders(): array { $contextProviders = []; if (!\in_array(\PHP_SAPI, ['cli', 'phpdbg'], true) && class_exists(Request::class)) { $requestStack = new RequestStack(); $requestStack->push(Request::createFromGlobals()); $contextProviders['request'] = new RequestContextProvider($requestStack); } $fileLinkFormatter = class_exists(FileLinkFormatter::class) ? new FileLinkFormatter(null, $requestStack ?? null) : null; return $contextProviders + [ 'cli' => new CliContextProvider(), 'source' => new SourceContextProvider(null, null, $fileLinkFormatter), ]; } }