<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Debug\Exception;
use Symfony\Component\HttpFoundation\Exception\RequestExceptionInterface;
use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
/**
* FlattenException wraps a PHP Exception to be able to serialize it.
*
* Basically, this class removes all objects from the trace.
*
* @author Fabien Potencier <[email protected]>
*/
class FlattenException
{
private $message;
private $code;
private $previous;
private $trace;
private $class;
private $statusCode;
private $headers;
private $file;
private $line;
public static function create(\Exception $exception, $statusCode = null, array $headers = array())
{
$e = new static();
$e->setMessage($exception->getMessage());
$e->setCode($exception->getCode());
if ($exception instanceof HttpExceptionInterface) {
$statusCode = $exception->getStatusCode();
$headers = array_merge($headers, $exception->getHeaders());
} elseif ($exception instanceof RequestExceptionInterface) {
$statusCode = 400;
}
if (null === $statusCode) {
$statusCode = 500;
}
$e->setStatusCode($statusCode);
$e->setHeaders($headers);
$e->setTraceFromException($exception);
$e->setClass(get_class($exception));
$e->setFile($exception->getFile());
$e->setLine($exception->getLine());
$previous = $exception->getPrevious();
if ($previous instanceof \Exception) {
$e->setPrevious(static::create($previous));
} elseif ($previous instanceof \Throwable) {
$e->setPrevious(static::create(new FatalThrowableError($previous)));
}
return $e;
}
public function toArray()
{
$exceptions = array();
foreach (array_merge(array($this), $this->getAllPrevious()) as $exception) {
$exceptions[] = array(
'message' => $exception->getMessage(),
'class' => $exception->getClass(),
'trace' => $exception->getTrace(),
);
}
return $exceptions;
}
public function getStatusCode()
{
return $this->statusCode;
}
public function setStatusCode($code)
{
$this->statusCode = $code;
}
public function getHeaders()
{
return $this->headers;
}
public function setHeaders(array $headers)
{
$this->headers = $headers;
}
public function getClass()
{
return $this->class;
}
public function setClass($class)
{
$this->class = $class;
}
public function getFile()
{
return $this->file;
}
public function setFile($file)
{
$this->file = $file;
}
public function getLine()
{
return $this->line;
}
public function setLine($line)
{
$this->line = $line;
}
public function getMessage()
{
return $this->message;
}
public function setMessage($message)
{
$this->message = $message;
}
public function getCode()
{
return $this->code;
}
public function setCode($code)
{
$this->code = $code;
}
public function getPrevious()
{
return $this->previous;
}
public function setPrevious(FlattenException $previous)
{
$this->previous = $previous;
}
public function getAllPrevious()
{
$exceptions = array();
$e = $this;
while ($e = $e->getPrevious()) {
$exceptions[] = $e;
}
return $exceptions;
}
public function getTrace()
{
return $this->trace;
}
public function setTraceFromException(\Exception $exception)
{
$this->setTrace($exception->getTrace(), $exception->getFile(), $exception->getLine());
}
public function setTrace($trace, $file, $line)
{
$this->trace = array();
$this->trace[] = array(
'namespace' => '',
'short_class' => '',
'class' => '',
'type' => '',
'function' => '',
'file' => $file,
'line' => $line,
'args' => array(),
);
foreach ($trace as $entry) {
$class = '';
$namespace = '';
if (isset($entry['class'])) {
$parts = explode('\\', $entry['class']);
$class = array_pop($parts);
$namespace = implode('\\', $parts);
}
$this->trace[] = array(
'namespace' => $namespace,
'short_class' => $class,
'class' => isset($entry['class']) ? $entry['class'] : '',
'type' => isset($entry['type']) ? $entry['type'] : '',
'function' => isset($entry['function']) ? $entry['function'] : null,
'file' => isset($entry['file']) ? $entry['file'] : null,
'line' => isset($entry['line']) ? $entry['line'] : null,
'args' => isset($entry['args']) ? $this->flattenArgs($entry['args']) : array(),
);
}
}
private function flattenArgs($args, $level = 0, &$count = 0)
{
$result = array();
foreach ($args as $key => $value) {
if (++$count > 1e4) {
return array('array', '*SKIPPED over 10000 entries*');
}
if ($value instanceof \__PHP_Incomplete_Class) {
// is_object() returns false on PHP<=7.1
$result[$key] = array('incomplete-object', $this->getClassNameFromIncomplete($value));
} elseif (is_object($value)) {
$result[$key] = array('object', get_class($value));
} elseif (is_array($value)) {
if ($level > 10) {
$result[$key] = array('array', '*DEEP NESTED ARRAY*');
} else {
$result[$key] = array('array', $this->flattenArgs($value, $level + 1, $count));
}
} elseif (null === $value) {
$result[$key] = array('null', null);
} elseif (is_bool($value)) {
$result[$key] = array('boolean', $value);
} elseif (is_int($value)) {
$result[$key] = array('integer', $value);
} elseif (is_float($value)) {
$result[$key] = array('float', $value);
} elseif (is_resource($value)) {
$result[$key] = array('resource', get_resource_type($value));
} else {
$result[$key] = array('string', (string) $value);
}
}
return $result;
}
private function getClassNameFromIncomplete(\__PHP_Incomplete_Class $value)
{
$array = new \ArrayObject($value);
return $array['__PHP_Incomplete_Class_Name'];
}
}