For more details and usage information on ErrorException, see the guide article on handling errors.
/**
* Constructs the exception.
* @link http://php.net/manual/en/errorexception.construct.php
* @param $message [optional]
* @param $code [optional]
* @param $severity [optional]
* @param $filename [optional]
* @param $lineno [optional]
* @param $previous [optional]
*/
public function __construct($message = '', $code = 0, $severity = 1, $filename = __FILE__, $lineno = __LINE__, \Exception $previous = null)
{
parent::__construct($message, $code, $severity, $filename, $lineno, $previous);
if (function_exists('xdebug_get_function_stack')) {
$trace = array_slice(array_reverse(xdebug_get_function_stack()), 3, -1);
foreach ($trace as &$frame) {
if (!isset($frame['function'])) {
$frame['function'] = 'unknown';
}
// XDebug < 2.1.1: http://bugs.xdebug.org/view.php?id=695
if (!isset($frame['type']) || $frame['type'] === 'static') {
$frame['type'] = '::';
} elseif ($frame['type'] === 'dynamic') {
$frame['type'] = '->';
}
// XDebug has a different key name
if (isset($frame['params']) && !isset($frame['args'])) {
$frame['args'] = $frame['params'];
}
}
$ref = new \ReflectionProperty('Exception', 'trace');
$ref->setAccessible(true);
$ref->setValue($this, $trace);
}
}
/**
* Filter all exceptions. They're logged via ErrorHandler
* @inheritdoc
*/
public static function filterMessages($messages, $levels = 0, $categories = [], $except = [])
{
$messages = parent::filterMessages($messages, $levels, $categories, $except);
foreach ($messages as $i => $message) {
$type = explode(':', $message[2]);
// shutdown function not working in yii2 yet: https://github.com/yiisoft/yii2/issues/6637
// allow fatal errors exceptions in log messages
if (is_array($type) && sizeof($type) == 2 && $type[0] == 'yii\\base\\ErrorException' && ErrorException::isFatalError(['type' => $type[1]])) {
continue;
}
if (is_string($message[0]) && strpos($message[0], 'exception \'') === 0) {
unset($messages[$i]);
}
}
return $messages;
}
/**
* Handles fatal PHP errors
*/
public function handleFatalError()
{
unset($this->_memoryReserve);
// load ErrorException manually here because autoloading them will not work
// when error occurs while autoloading a class
if (!class_exists('yii\\base\\ErrorException', false)) {
require_once __DIR__ . '/ErrorException.php';
}
$error = error_get_last();
if (ErrorException::isFatalError($error)) {
if (!empty($this->_hhvmException)) {
$exception = $this->_hhvmException;
} else {
$exception = new ErrorException($error['message'], $error['type'], $error['type'], $error['file'], $error['line']);
}
$this->exception = $exception;
$this->logException($exception);
if ($this->discardExistingOutput) {
$this->clearOutput();
}
$this->renderException($exception);
// need to explicitly flush logs because exit() next will terminate the app immediately
Yii::getLogger()->flush(true);
if (defined('HHVM_VERSION')) {
flush();
}
exit(1);
}
}
/**
* 处理 PHP 致命错误
*/
public function handleFatalError()
{
unset($this->_memoryReserve);
// load ErrorException manually here because autoloading them will not work
// when error occurs while autoloading a class
if (!class_exists('yii\\base\\ErrorException', false)) {
require_once __DIR__ . '/ErrorException.php';
}
$error = error_get_last();
if (ErrorException::isFatalError($error)) {
$exception = new ErrorException($error['message'], $error['type'], $error['type'], $error['file'], $error['line']);
$this->exception = $exception;
// use error_log because it's too late to use Yii log
// also do not log when on CLI SAPI because message will be sent to STDERR which has already been done by PHP
PHP_SAPI === 'cli' or error_log($exception);
if ($this->discardExistingOutput) {
$this->clearOutput();
}
$this->renderException($exception);
exit(1);
}
}
/**
* Handles fatal PHP errors
*/
public function handleFatalError()
{
unset($this->_memoryReserve);
// load ErrorException manually here because autoloading them will not work
// when error occurs while autoloading a class
if (!class_exists('\\yii\\base\\Exception', false)) {
require_once __DIR__ . '/Exception.php';
}
if (!class_exists('\\yii\\base\\ErrorException', false)) {
require_once __DIR__ . '/ErrorException.php';
}
$error = error_get_last();
if (ErrorException::isFatalError($error)) {
$exception = new ErrorException($error['message'], $error['type'], $error['type'], $error['file'], $error['line']);
$this->exception = $exception;
// use error_log because it's too late to use Yii log
error_log($exception);
if (($handler = $this->getErrorHandler()) !== null) {
$handler->handle($exception);
} else {
echo $this->renderException($exception);
}
exit(1);
}
}