Your IP : 216.73.216.43
<?php
/**
* This file is part of the Tracy (https://tracy.nette.org)
* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
*/
declare (strict_types=1);
namespace RectorPrefix202304\Tracy;
use ErrorException;
/**
* Debugger: displays and logs errors.
*/
class Debugger
{
public const VERSION = '2.10.2';
/** server modes for Debugger::enable() */
public const Development = \false, Production = \true, Detect = null;
public const DEVELOPMENT = self::Development, PRODUCTION = self::Production, DETECT = self::Detect;
public const CookieSecret = 'tracy-debug';
public const COOKIE_SECRET = self::CookieSecret;
/** in production mode is suppressed any debugging output
* @var bool|null */
public static $productionMode = self::DETECT;
/** whether to display debug bar in development mode
* @var bool */
public static $showBar = \true;
/** size of reserved memory
* @var int */
public static $reservedMemorySize = 500000;
/**
* @var bool
*/
private static $enabled = \false;
/** reserved memory; also prevents double rendering
* @var string|null */
private static $reserved;
/** initial output buffer level
* @var int */
private static $obLevel;
/** output buffer status @internal
* @var mixed[]|null */
public static $obStatus;
/********************* errors and exceptions reporting ****************d*g**/
/** determines whether any error will cause immediate death in development mode; if integer that it's matched against error severity
* @var bool|int */
public static $strictMode = \false;
/** disables the @ (shut-up) operator so that notices and warnings are no longer hidden; if integer than it's matched against error severity
* @var bool|int */
public static $scream = \false;
/** @var callable[] functions that are automatically called after fatal error */
public static $onFatalError = [];
/********************* Debugger::dump() ****************d*g**/
/** how many nested levels of array/object properties display by dump()
* @var int */
public static $maxDepth = 15;
/** how long strings display by dump()
* @var int */
public static $maxLength = 150;
/** how many items in array/object display by dump()
* @var int */
public static $maxItems = 100;
/** display location by dump()?
* @var bool|null */
public static $showLocation;
/** @var string[] sensitive keys not displayed by dump() */
public static $keysToHide = [];
/** theme for dump()
* @var string */
public static $dumpTheme = 'light';
/** @deprecated */
public static $maxLen;
/********************* logging ****************d*g**/
/** name of the directory where errors should be logged
* @var string|null */
public static $logDirectory;
/** log bluescreen in production mode for this error severity
* @var int */
public static $logSeverity = 0;
/** email(s) to which send error notifications
* @var string|mixed[]|null */
public static $email = null;
/** for Debugger::log() */
public const DEBUG = ILogger::DEBUG, INFO = ILogger::INFO, WARNING = ILogger::WARNING, ERROR = ILogger::ERROR, EXCEPTION = ILogger::EXCEPTION, CRITICAL = ILogger::CRITICAL;
/********************* misc ****************d*g**/
/** timestamp with microseconds of the start of the request
* @var float */
public static $time;
/** URI pattern mask to open editor
* @var string|null */
public static $editor = 'editor://%action/?file=%file&line=%line&search=%search&replace=%replace';
/** replacements in path
* @var mixed[] */
public static $editorMapping = [];
/** command to open browser (use 'start ""' in Windows)
* @var string|null */
public static $browser;
/** custom static error template
* @var string|null */
public static $errorTemplate;
/** @var string[] */
public static $customCssFiles = [];
/** @var string[] */
public static $customJsFiles = [];
/** @var callable[] */
private static $sourceMappers = [];
/**
* @var mixed[]|null
*/
private static $cpuUsage;
/********************* services ****************d*g**/
/**
* @var \Tracy\BlueScreen
*/
private static $blueScreen;
/**
* @var \Tracy\Bar
*/
private static $bar;
/**
* @var \Tracy\ILogger
*/
private static $logger;
/** @var array{DevelopmentStrategy, ProductionStrategy} */
private static $strategy;
/**
* @var \Tracy\SessionStorage
*/
private static $sessionStorage;
/**
* Static class - cannot be instantiated.
*/
public final function __construct()
{
throw new \LogicException();
}
/**
* Enables displaying or logging errors and exceptions.
* @param bool|string|string[] $mode use constant Debugger::Production, Development, Detect (autodetection) or IP address(es) whitelist.
* @param string $logDirectory error log directory
* @param string|array $email administrator email; enables email sending in production mode
*/
public static function enable($mode = null, ?string $logDirectory = null, $email = null) : void
{
if ($mode !== null || self::$productionMode === null) {
self::$productionMode = \is_bool($mode) ? $mode : !self::detectDebugMode($mode);
}
self::$reserved = \str_repeat('t', self::$reservedMemorySize);
self::$time = $_SERVER['REQUEST_TIME_FLOAT'] ?? \microtime(\true);
self::$obLevel = \ob_get_level();
self::$cpuUsage = !self::$productionMode && \function_exists('getrusage') ? \getrusage() : null;
// logging configuration
if ($email !== null) {
self::$email = $email;
}
if ($logDirectory !== null) {
self::$logDirectory = $logDirectory;
}
if (self::$logDirectory) {
if (!\preg_match('#([a-z]+:)?[/\\\\]#Ai', self::$logDirectory)) {
self::exceptionHandler(new \RuntimeException('Logging directory must be absolute path.'));
exit(255);
} elseif (!\is_dir(self::$logDirectory)) {
self::exceptionHandler(new \RuntimeException("Logging directory '" . self::$logDirectory . "' is not found."));
exit(255);
}
}
// php configuration
if (\function_exists('ini_set')) {
\ini_set('display_errors', '0');
// or 'stderr'
\ini_set('html_errors', '0');
\ini_set('log_errors', '0');
\ini_set('zend.exception_ignore_args', '0');
}
\error_reporting(\E_ALL);
$strategy = self::getStrategy();
$strategy->initialize();
self::dispatch();
if (self::$enabled) {
return;
}
\register_shutdown_function([self::class, 'shutdownHandler']);
\set_exception_handler(function (\Throwable $e) {
self::exceptionHandler($e);
exit(255);
});
\set_error_handler([self::class, 'errorHandler']);
foreach (['Bar/Bar', 'Bar/DefaultBarPanel', 'BlueScreen/BlueScreen', 'Dumper/Describer', 'Dumper/Dumper', 'Dumper/Exposer', 'Dumper/Renderer', 'Dumper/Value', 'Logger/Logger', 'Session/SessionStorage', 'Session/FileSession', 'Session/NativeSession', 'Helpers'] as $path) {
require_once \dirname(__DIR__) . "/{$path}.php";
}
self::$enabled = \true;
}
public static function dispatch() : void
{
if (!Helpers::isCli() && self::getStrategy()->sendAssets()) {
self::$showBar = \false;
exit;
}
}
/**
* Renders loading <script>
*/
public static function renderLoader() : void
{
self::getStrategy()->renderLoader();
}
public static function isEnabled() : bool
{
return self::$enabled;
}
/**
* Shutdown handler to catch fatal errors and execute of the planned activities.
* @internal
*/
public static function shutdownHandler() : void
{
$error = \error_get_last();
if (\in_array($error['type'] ?? null, [\E_ERROR, \E_CORE_ERROR, \E_COMPILE_ERROR, \E_PARSE, \E_RECOVERABLE_ERROR, \E_USER_ERROR], \true)) {
self::exceptionHandler(Helpers::fixStack(new ErrorException($error['message'], 0, $error['type'], $error['file'], $error['line'])));
} elseif (($error['type'] ?? null) === \E_COMPILE_WARNING) {
\error_clear_last();
self::errorHandler($error['type'], $error['message'], $error['file'], $error['line']);
}
self::$reserved = null;
if (self::$showBar && !Helpers::isCli()) {
try {
self::getStrategy()->renderBar();
} catch (\Throwable $e) {
self::exceptionHandler($e);
}
}
}
/**
* Handler to catch uncaught exception.
* @internal
*/
public static function exceptionHandler(\Throwable $exception) : void
{
$firstTime = (bool) self::$reserved;
self::$reserved = null;
self::$obStatus = \ob_get_status(\true);
if (!\headers_sent()) {
\http_response_code(isset($_SERVER['HTTP_USER_AGENT']) && \strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE ') !== \false ? 503 : 500);
}
Helpers::improveException($exception);
self::removeOutputBuffers(\true);
self::getStrategy()->handleException($exception, $firstTime);
try {
foreach ($firstTime ? self::$onFatalError : [] as $handler) {
$handler($exception);
}
} catch (\Throwable $e) {
try {
self::log($e, self::EXCEPTION);
} catch (\Throwable $e) {
}
}
}
/**
* Handler to catch warnings and notices.
* @return bool|null false to call normal error handler, null otherwise
* @throws ErrorException
* @internal
*/
public static function errorHandler(int $severity, string $message, string $file, int $line) : bool
{
$error = \error_get_last();
if (($error['type'] ?? null) === \E_COMPILE_WARNING) {
\error_clear_last();
self::errorHandler($error['type'], $error['message'], $error['file'], $error['line']);
}
if ($severity === \E_RECOVERABLE_ERROR || $severity === \E_USER_ERROR) {
throw new ErrorException($message, 0, $severity, $file, $line);
} elseif ($severity & \error_reporting() || (\is_int(self::$scream) ? $severity & self::$scream : self::$scream)) {
self::getStrategy()->handleError($severity, $message, $file, $line);
}
return \false;
// calls normal error handler to fill-in error_get_last()
}
/** @internal */
public static function removeOutputBuffers(bool $errorOccurred) : void
{
while (\ob_get_level() > self::$obLevel) {
$status = \ob_get_status();
if (\in_array($status['name'], ['ob_gzhandler', 'zlib output compression'], \true)) {
break;
}
$fnc = $status['chunk_size'] || !$errorOccurred ? 'ob_end_flush' : 'ob_end_clean';
if (!@$fnc()) {
// @ may be not removable
break;
}
}
}
/********************* services ****************d*g**/
public static function getBlueScreen() : BlueScreen
{
if (empty(self::$blueScreen)) {
self::$blueScreen = new BlueScreen();
self::$blueScreen->info = ['PHP ' . \PHP_VERSION, $_SERVER['SERVER_SOFTWARE'] ?? null, 'Tracy ' . self::VERSION];
}
return self::$blueScreen;
}
public static function getBar() : Bar
{
if (empty(self::$bar)) {
self::$bar = new Bar();
self::$bar->addPanel($info = new DefaultBarPanel('info'), 'Tracy:info');
$info->cpuUsage = self::$cpuUsage;
self::$bar->addPanel(new DefaultBarPanel('errors'), 'Tracy:errors');
// filled by errorHandler()
}
return self::$bar;
}
public static function setLogger(ILogger $logger) : void
{
self::$logger = $logger;
}
public static function getLogger() : ILogger
{
if (empty(self::$logger)) {
self::$logger = new Logger(self::$logDirectory, self::$email, self::getBlueScreen());
self::$logger->directory =& self::$logDirectory;
// back compatiblity
self::$logger->email =& self::$email;
}
return self::$logger;
}
/** @internal
* @return \Tracy\ProductionStrategy|\Tracy\DevelopmentStrategy */
public static function getStrategy()
{
if (empty(self::$strategy[self::$productionMode])) {
self::$strategy[self::$productionMode] = self::$productionMode ? new ProductionStrategy() : new DevelopmentStrategy(self::getBar(), self::getBlueScreen(), new DeferredContent(self::getSessionStorage()));
}
return self::$strategy[self::$productionMode];
}
public static function setSessionStorage(SessionStorage $storage) : void
{
if (isset(self::$sessionStorage)) {
throw new \Exception('Storage is already set.');
}
self::$sessionStorage = $storage;
}
/** @internal */
public static function getSessionStorage() : SessionStorage
{
if (empty(self::$sessionStorage)) {
self::$sessionStorage = @\is_dir($dir = \session_save_path()) || @\is_dir($dir = \ini_get('upload_tmp_dir')) || @\is_dir($dir = \sys_get_temp_dir()) || ($dir = self::$logDirectory) ? new FileSession($dir) : new NativeSession();
}
return self::$sessionStorage;
}
/********************* useful tools ****************d*g**/
/**
* Dumps information about a variable in readable format.
* @tracySkipLocation
* @param mixed $var variable to dump
* @param bool $return return output instead of printing it? (bypasses $productionMode)
* @return mixed variable itself or dump
*/
public static function dump($var, bool $return = \false)
{
if ($return) {
$options = [Dumper::DEPTH => self::$maxDepth, Dumper::TRUNCATE => self::$maxLength, Dumper::ITEMS => self::$maxItems];
return Helpers::isCli() ? Dumper::toText($var) : Helpers::capture(function () use($var, $options) {
return Dumper::dump($var, $options);
});
} elseif (!self::$productionMode) {
$html = Helpers::isHtmlMode();
echo $html ? '<tracy-div>' : '';
Dumper::dump($var, [Dumper::DEPTH => self::$maxDepth, Dumper::TRUNCATE => self::$maxLength, Dumper::ITEMS => self::$maxItems, Dumper::LOCATION => self::$showLocation, Dumper::THEME => self::$dumpTheme, Dumper::KEYS_TO_HIDE => self::$keysToHide]);
echo $html ? '</tracy-div>' : '';
}
return $var;
}
/**
* Starts/stops stopwatch.
* @return float elapsed seconds
*/
public static function timer(?string $name = null) : float
{
static $time = [];
$now = \hrtime(\true);
$delta = isset($time[$name]) ? $now - $time[$name] : 0;
$time[$name] = $now;
return $delta / 1000000000.0;
}
/**
* Dumps information about a variable in Tracy Debug Bar.
* @tracySkipLocation
* @return mixed variable itself
* @param mixed $var
*/
public static function barDump($var, ?string $title = null, array $options = [])
{
if (!self::$productionMode) {
static $panel;
if (!$panel) {
self::getBar()->addPanel($panel = new DefaultBarPanel('dumps'), 'Tracy:dumps');
}
$panel->data[] = ['title' => $title, 'dump' => Dumper::toHtml($var, $options + [Dumper::DEPTH => self::$maxDepth, Dumper::TRUNCATE => self::$maxLength, Dumper::LOCATION => self::$showLocation ?: Dumper::LOCATION_CLASS | Dumper::LOCATION_SOURCE, Dumper::LAZY => \true])];
}
return $var;
}
/**
* Logs message or exception.
* @param mixed $message
* @return mixed
*/
public static function log($message, string $level = ILogger::INFO)
{
return self::getLogger()->log($message, $level);
}
/** @internal */
public static function addSourceMapper(callable $mapper) : void
{
self::$sourceMappers[] = $mapper;
}
/** @return array{file: string, line: int, label: string, active: bool} */
public static function mapSource(string $file, int $line) : ?array
{
foreach (self::$sourceMappers as $mapper) {
if ($res = $mapper($file, $line)) {
return $res;
}
}
return null;
}
/**
* Detects debug mode by IP address.
* @param string|array $list IP addresses or computer names whitelist detection
*/
public static function detectDebugMode($list = null) : bool
{
$addr = $_SERVER['REMOTE_ADDR'] ?? \php_uname('n');
$secret = isset($_COOKIE[self::CookieSecret]) && \is_string($_COOKIE[self::CookieSecret]) ? $_COOKIE[self::CookieSecret] : null;
$list = \is_string($list) ? \preg_split('#[,\\s]+#', $list) : (array) $list;
if (!isset($_SERVER['HTTP_X_FORWARDED_FOR']) && !isset($_SERVER['HTTP_FORWARDED'])) {
$list[] = '127.0.0.1';
$list[] = '::1';
$list[] = '[::1]';
// workaround for PHP < 7.3.4
}
return \in_array($addr, $list, \true) || \in_array("{$secret}@{$addr}", $list, \true);
}
}