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<?php
/**
* Kunena Component
* @package Kunena.Site
* @subpackage Controllers
*
* @copyright (C) 2008 - 2014 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.kunena.org
**/
defined ( '_JEXEC' ) or die ();
/**
* Kunena Home Controller
*
* @since 2.0
*/
class KunenaControllerHome extends KunenaController {
public $home = 1;
public function display($cachable = false, $urlparams = false) {
$menu = $this->app->getMenu ();
$home = $menu->getActive ();
if (!$home) {
JRequest::setVar ( 'view', 'category' );
JRequest::setVar ( 'layout', 'list' );
//JError::raiseError ( 500, JText::_ ( 'COM_KUNENA_NO_ACCESS' ) );
} else {
// Find default menu item
$default = $this->_getDefaultMenuItem($menu, $home);
if (!$default || $default->id == $home->id) {
// There is no default menu item, use category view instead
$default = $menu->getItem ( KunenaRoute::getItemID("index.php?option=com_kunena&view=category&layout=list") );
if ($default) {
$default = clone $default;
$defhome = KunenaRoute::getHome($default);
if (!$defhome || $defhome->id != $home->id) $default = clone $home;
$default->query['view'] = 'category';
$default->query['layout'] = 'list';
}
}
if (!$default) {
JError::raiseError ( 500, JText::_ ( 'COM_KUNENA_NO_ACCESS' ) );
}
// Add query variables from shown menu item
foreach ( $default->query as $var => $value ) {
JRequest::setVar ( $var, $value );
}
// Remove query variables coming from the home menu item
JRequest::setVar ( 'defaultmenu', null );
// Set active menu item to point the real page
$menu->setActive ( $default->id );
}
// Reset our router
KunenaRoute::initialize();
// Run display task from our new controller
$controller = KunenaController::getInstance();
$controller->execute ('display');
// Set redirect and message
$this->setRedirect ($controller->getRedirect(), $controller->getMessage(), $controller->getMessageType());
}
protected function _getDefaultMenuItem($menu, $active, $visited=array()) {
if (empty ( $active->query ['defaultmenu'] ) || $active->id == $active->query ['defaultmenu']) {
// There is no highlighted menu item
return null;
}
$item = $menu->getItem ( $active->query ['defaultmenu'] );
if (! $item) {
// Menu item points to nowhere, abort
KunenaError::warning ( JText::sprintf ( 'COM_KUNENA_WARNING_MENU_NOT_EXISTS' ), 'menu' );
return null;
} elseif (isset($visited[$item->id])) {
// Menu loop detected, abort
KunenaError::warning ( JText::sprintf ( 'COM_KUNENA_WARNING_MENU_LOOP' ), 'menu' );
return null;
} elseif (empty ( $item->component ) || $item->component != 'com_kunena' || !isset($item->query ['view'])) {
// Menu item doesn't point to Kunena, abort
KunenaError::warning ( JText::sprintf ( 'COM_KUNENA_WARNING_MENU_NOT_KUNENA' ), 'menu' );
return null;
} elseif ( $item->query ['view'] == 'home' ) {
// Menu item is pointing to another Home Page, try to find default menu item from there
$visited[$item->id] = 1;
$item = $this->_getDefaultMenuItem($menu, $item->query ['defaultmenu'], $visited);
}
return $item;
}
}