<?php

namespace Vn\Web;

require_once (__DIR__.'/app.php');

/**
 * Base class for rest services.
 **/
class RestApp extends App
{
	private $error = NULL;
	private $warnings = NULL;

	function run ()
	{
		$this->reply = new JsonReply ();

		$this->init ();
		$this->startSession ();

		try {
			// Checks the client version

			if (!empty ($_COOKIE['vn_version']))
				$clientVersion = (int) $_COOKIE['vn_version'];

			if (isset ($clientVersion)
			&& $clientVersion < $this->getVersion ())
				throw new Lib\UserException (s('Critical version available'), 'newVersion');

			// Fetchs the result

			$method = $this->loadMethod ($_REQUEST['method']);
			$method->run ();
		}
		catch (SessionExpiredException $e)
		{
			$this->setError (s('The session has expired'), 'sessionExpired');
		}
		catch (BadLoginException $e)
		{
			$this->setError (s('Invalid login'), 'badLogin');
		}
		catch (Lib\UserException $e)
		{
			$this->setError ($e->getMessage (), $e->getCode ());
		}
	}

	function errorHandler ($errno, $message, $file, $line, $context)
	{
		switch ($errno)
		{
			case E_USER_WARNING:
				$this->addWarning ($message, $errno);
				break;
			case E_WARNING:
			case E_CORE_WARNING:
			case E_COMPILE_WARNING:
				$this->addWarning ('Something has gone wrong', 'internalWarning');
			default:
				return parent::errorHandler ($errno, $message, $file, $line, $context);
		}
				
		return TRUE;	
	}

	function globalErrorHandler ()
	{
		$this->setError ('An internal error has occurred', 'internalError');
		exit (0);
	}
}

?>