File size: 2.98Kb
<?php
/**
* Slim Framework (https://slimframework.com)
*
* @license https://github.com/slimphp/Slim/blob/4.x/LICENSE.md (MIT License)
*/
declare(strict_types=1);
namespace Slim\Error\Renderers;
use Slim\Error\AbstractErrorRenderer;
use Throwable;
use function get_class;
use function htmlentities;
use function sprintf;
/**
* Default Slim application HTML Error Renderer
*/
class HtmlErrorRenderer extends AbstractErrorRenderer
{
/**
* @param Throwable $exception
* @param bool $displayErrorDetails
* @return string
*/
public function __invoke(Throwable $exception, bool $displayErrorDetails): string
{
if ($displayErrorDetails) {
$html = '<p>The application could not run because of the following error:</p>';
$html .= '<h2>Details</h2>';
$html .= $this->renderExceptionFragment($exception);
} else {
$html = "<p>{$this->getErrorDescription($exception)}</p>";
}
return $this->renderHtmlBody($this->getErrorTitle($exception), $html);
}
/**
* @param Throwable $exception
* @return string
*/
private function renderExceptionFragment(Throwable $exception): string
{
$html = sprintf('<div><strong>Type:</strong> %s</div>', get_class($exception));
/** @var int|string $code */
$code = $exception->getCode();
$html .= sprintf('<div><strong>Code:</strong> %s</div>', $code);
$html .= sprintf('<div><strong>Message:</strong> %s</div>', htmlentities($exception->getMessage()));
$html .= sprintf('<div><strong>File:</strong> %s</div>', $exception->getFile());
$html .= sprintf('<div><strong>Line:</strong> %s</div>', $exception->getLine());
$html .= '<h2>Trace</h2>';
$html .= sprintf('<pre>%s</pre>', htmlentities($exception->getTraceAsString()));
return $html;
}
/**
* @param string $title
* @param string $html
* @return string
*/
public function renderHtmlBody(string $title = '', string $html = ''): string
{
return sprintf(
'<!doctype html>' .
'<html lang="en">' .
' <head>' .
' <meta charset="utf-8">' .
' <meta name="viewport" content="width=device-width, initial-scale=1">' .
' <title>%s</title>' .
' <style>' .
' body{margin:0;padding:30px;font:12px/1.5 Helvetica,Arial,Verdana,sans-serif}' .
' h1{margin:0;font-size:48px;font-weight:normal;line-height:48px}' .
' strong{display:inline-block;width:65px}' .
' </style>' .
' </head>' .
' <body>' .
' <h1>%s</h1>' .
' <div>%s</div>' .
' <a href="#" onclick="window.history.go(-1)">Go Back</a>' .
' </body>' .
'</html>',
$title,
$title,
$html
);
}
}