<?php
/**
 * @copyright NetMonsters <team@netmonsters.ru>
 * @link http://netmonsters.ru
 * @package Majestic
 * @subpackage app
 * @since 2010-02-25
 * @version SVN: $Id$
 * @filesource $URL$
 */

class ErrorAction extends ViewAction
{
    
    /**
     * @var ErrorException
     */
    protected $exception;
    
    public function __construct($exception)
    {
        $this->exception = $exception;
        parent::__construct();
    }
    
    protected function execute()
    {
        $this->template = 500;
        if ($this->exception instanceof Error404Exception) {
            $this->template = 404;
        }
    }
    
    protected function getTemplate()
    {
        return '/static/' . $this->template;
    }
    
    protected function sendHttpCode()
    {
        if (headers_sent()) {
            return;
        }
        switch ($this->template) {
            case 404:
                header('HTTP/1.0 404 Not Found');
            break;
            default:
                header('HTTP/1.0 500 Internal Server Error');
        }
    }
    
    protected function logError()
    {
        if ($this->template = 500) {
            
            $error = 0;
            $ex = $this->exception;
            if ($ex instanceof ErrorException) {
                $error = $ex->getSeverity();
            }
            
            switch ($error) {
                case E_NOTICE:
                    $error = 'Notice';
                    break;
                case E_WARNING:
                    $error = 'Warning';
                    break;
                case E_ERROR:
                    $error = 'Fatal Error';
                    break;
                default:
                    $error = 'Unknown Error';
                    break;
            }
            $message = 'PHP ' . $error .  ':  ' . $ex->getMessage() . ' in ' . $ex->getFile() 
                     . ' on line ' . $ex->getLine();
            error_log($message);
        }
    }
    
    public function fetch()
    {
        $this->logError();
        $this->sendHTTPCode();
        return $this->view->fetch($this->getTemplate());
    }
}