<?php

if(!defined('APP_KEY')) { exit('Access Denied'); }

class Helper_Url implements Suco_Helper_Interface
{
  protected $_url;
  protected $_route;
  
  public static function callback($args)
  {
    return @new self($args[0], $args[1]);
  }

  public function __construct($url = null, $route = null)
  {
    if ((stristr($url, '/') || !stristr($url, '=')) 
      && !stristr($url, 'http://')
        && !stristr($url, 'https://')
          && !stristr($url, '.html')
            && substr($url, 0, 1) != '&') {
      $url = trim($url, '/');
      list($p, $q) = explode('?', $url);
      $arr = explode('/', $p);

      if ($arr[0] == '.') {
        $query = array(
          'action' => (string)$arr[1]
        );
      } elseif (Suco_Application::instance()->getDispatcher()->isModule($arr[0])) {
        $query = array(
          'module' => (string)$arr[0],
          'controller' => (string)$arr[1],
          'action' => (string)$arr[2]
        );
      } else {
        $query = array(
          'controller' => (string)$arr[0],
          'action' => (string)$arr[1]
        );
      }
      $url = http_build_query($query);
      if ($q) $url.='&'.$q;
    }

    $this->_url = $url;
    $this->_route = $route;
  }

  public function encode($param)
  {
    return Suco_Controller_Router_Route_Abstract::encode($param);
  }

  public function decode($param)
  {
    return Suco_Controller_Router_Route_Abstract::decode($param);
  }

  public function __toString()
  {
    if (!$this->_url) { return ''; }

    list($url, $author) = explode('#', $this->_url);

    return Suco_Application::instance()
      ->getRouter()
      ->reverse($url, $this->_route) . ($author ? '#'.$author : '');
  }
}