/**
* Enables displaying or logging errors and exceptions.
* @param mixed production, development mode, autodetection or IP address(es) whitelist.
* @param string error log directory; enables logging in production mode, FALSE means that logging is disabled
* @param string administrator email; enables email sending in production mode
* @return void
*/
public static function enable($mode = NULL, $logDirectory = NULL, $email = NULL)
{
parent::enable($mode, $logDirectory, $email);
self::$blueScreen = self::getBlueScreen();
self::$bar = self::getBar();
self::$logger = self::getLogger();
self::$fireLogger = self::getFireLogger();
self::$consoleColors =& Tracy\Dumper::$terminalColors;
}
/**
* Returns catched error/warning message.
* @param \ErrorException catched error
* @return bool
*/
public static function catchError(&$error)
{
if (!self::$enabled && self::$lastError !== FALSE) {
restore_error_handler();
}
$error = self::$lastError;
self::$lastError = FALSE;
return (bool) $error;
}
/** @deprecated */
public static function catchError(&$error)
{
trigger_error(__METHOD__ . '() is deprecated; use own error handler instead.', E_USER_DEPRECATED);
if (!self::$enabled && self::$lastError !== FALSE) {
restore_error_handler();
}
$error = self::$lastError;
self::$lastError = FALSE;
return (bool) $error;
}
tryError(){if(!self::$enabled&&self::$lastError===FALSE){set_error_handler(array(__CLASS__,'_errorHandler'));}self::$lastError=NULL;}static
function
catchError(&$error){if(!self::$enabled&&self::$lastError!==FALSE){restore_error_handler();}$error=self::$lastError;self::$lastError=FALSE;return(bool)$error;}static
/**
* Handler to catch uncaught exception.
* @param \Exception
* @return void
* @internal
*/
public static function _exceptionHandler(\Exception $exception, $shutdown = FALSE)
{
if (!self::$enabled) {
return;
}
self::$enabled = FALSE;
// prevent double rendering
if (!headers_sent()) {
$protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.1';
$code = isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE ') !== FALSE ? 503 : 500;
header("{$protocol} {$code}", TRUE, $code);
}
try {
if (self::$productionMode) {
try {
self::log($exception, self::ERROR);
} catch (\Exception $e) {
echo 'FATAL ERROR: unable to log error';
}
if (self::isHtmlMode()) {
require __DIR__ . '/templates/error.phtml';
} else {
echo "ERROR: the server encountered an internal error and was unable to complete your request.\n";
}
} else {
if (!connection_aborted() && self::isHtmlMode()) {
self::getBlueScreen()->render($exception);
self::getBar()->render();
} elseif (connection_aborted() || !self::fireLog($exception)) {
$file = self::log($exception, self::ERROR);
if (!headers_sent()) {
header("X-Nette-Error-Log: {$file}");
}
echo "{$exception}\n" . ($file ? "(stored in {$file})\n" : '');
if (self::$browser) {
exec(self::$browser . ' ' . escapeshellarg($file));
}
}
}
foreach (self::$onFatalError as $handler) {
call_user_func($handler, $exception);
}
} catch (\Exception $e) {
if (self::$productionMode) {
echo self::isHtmlMode() ? '<meta name=robots content=noindex>FATAL ERROR' : 'FATAL ERROR';
} else {
echo "FATAL ERROR: thrown ", get_class($e), ': ', $e->getMessage(), "\nwhile processing ", get_class($exception), ': ', $exception->getMessage(), "\n";
}
}
if (!$shutdown) {
exit(254);
}
}
