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<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  (C) 2005 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\CMS\Error\Renderer;

\defined('JPATH_PLATFORM') or die;

use Joomla\Application\WebApplicationInterface;
use Joomla\CMS\Error\AbstractRenderer;
use Joomla\CMS\Factory;

/**
 * JSON error page renderer
 *
 * @since  4.0.0
 */
class JsonRenderer extends AbstractRenderer
{
	/**
	 * The format (type) of the error page
	 *
	 * @var    string
	 * @since  4.0.0
	 */
	protected $type = 'json';

/**
	 * Render the error page for the given object
	 *
	 * @param   \Throwable  $error  The error object to be rendered
	 *
	 * @return  string
	 *
	 * @since   4.0.0
	 */
	public function render(\Throwable $error): string
	{
		// Create our data object to be rendered
		$data = [
			'error'   => true,
			'code'    => $error->getCode(),
			'message' => $error->getMessage(),
		];

// Include the stack trace if in debug mode
		if (JDEBUG)
		{
			$data['trace'] = $error->getTraceAsString();
		}

$app = Factory::getApplication();

if ($app instanceof WebApplicationInterface)
		{
			$errorCode = 500;

if ($error->getCode() > 0)
			{
				$errorCode = $error->getCode();
			}

$app->setHeader('status', $errorCode);
		}

// Push the data object into the document
		$this->getDocument()->setBuffer(json_encode($data));

if (ob_get_contents())
		{
			ob_end_clean();
		}

return $this->getDocument()->render();
	}
}