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<?php
namespace Engelsystem\Exceptions;
use Engelsystem\Exceptions\Handlers\HandlerInterface;
use Engelsystem\Http\Request;
use ErrorException;
use Throwable;
class Handler
{
/** @var string */
protected $environment;
/** @var HandlerInterface[] */
protected $handler = [];
/** @var Request */
protected $request;
const ENV_PRODUCTION = 'prod';
const ENV_DEVELOPMENT = 'dev';
/**
* Handler constructor.
*
* @param string $environment prod|dev
*/
public function __construct($environment = self::ENV_PRODUCTION)
{
$this->environment = $environment;
}
/**
* Activate the error handler
*/
public function register()
{
set_error_handler([$this, 'errorHandler']);
set_exception_handler([$this, 'exceptionHandler']);
}
/**
* @param int $number
* @param string $message
* @param string $file
* @param int $line
*/
public function errorHandler($number, $message, $file, $line)
{
$exception = new ErrorException($message, 0, $number, $file, $line);
$this->exceptionHandler($exception);
}
/**
* @param Throwable $e
* @param bool $return
* @return string
*/
public function exceptionHandler($e, $return = false)
{
if (!$this->request instanceof Request) {
$this->request = new Request();
}
$handler = $this->handler[$this->environment];
$handler->report($e);
ob_start();
$handler->render($this->request, $e);
if ($return) {
$output = ob_get_contents();
ob_end_clean();
return $output;
}
http_response_code(500);
ob_end_flush();
$this->terminateApplicationImmediately();
return '';
}
/**
* Exit the application
*
* @codeCoverageIgnore
* @param string $message
*/
protected function terminateApplicationImmediately($message = '')
{
echo $message;
die(1);
}
/**
* @return string
*/
public function getEnvironment()
{
return $this->environment;
}
/**
* @param string $environment
*/
public function setEnvironment($environment)
{
$this->environment = $environment;
}
/**
* @param string $environment
* @return HandlerInterface|HandlerInterface[]
*/
public function getHandler($environment = null)
{
if (!is_null($environment)) {
return $this->handler[$environment];
}
return $this->handler;
}
/**
* @param string $environment
* @param HandlerInterface $handler
*/
public function setHandler($environment, HandlerInterface $handler)
{
$this->handler[$environment] = $handler;
}
/**
* @return Request
*/
public function getRequest()
{
return $this->request;
}
/**
* @param Request $request
*/
public function setRequest(Request $request)
{
$this->request = $request;
}
}
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