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<?php
/**
* Kunena Component
* @package Kunena.Framework
* @subpackage Controller
*
* @copyright (C) 2008 - 2016 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link https://www.kunena.org
**/
defined ( '_JEXEC' ) or die ();
class KunenaControllerApplicationDisplay extends KunenaControllerDisplay
{
/**
* @var KunenaLayout
*/
protected $page;
/**
* @var KunenaLayout
*/
protected $content;
/**
* @var JPathway
*/
protected $breadcrumb;
/**
* @var KunenaUser
*/
protected $me;
/**
* @var KunenaConfig
*/
public $config;
/**
* @var KunenaTemplate
*/
protected $template;
/**
* @var JDocument
*/
protected $document;
public function exists()
{
if ($this->input->getWord('format', 'html') != 'html')
{
// TODO: we need to deal with other formats in the future.
return false;
}
$name = "{$this->input->getWord('view')}/{$this->input->getWord('layout', 'default')}";
$this->page = KunenaLayoutPage::factory($name);
return (bool) $this->page->getPath();
}
protected function display()
{
// Display layout with given parameters.
$this->page
->set('input', $this->input)
->setLayout($this->input->getWord('layout', 'default'))
->setOptions($this->getOptions());
return $this->page;
}
public function execute()
{
KUNENA_PROFILER ? KunenaProfiler::instance()->start('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
// Run before executing action.
$result = $this->before();
if ($result === false)
{
KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
throw new KunenaExceptionAuthorise(JText::_('COM_KUNENA_NO_ACCESS'), 404);
}
// Wrapper layout.
$this->output = KunenaLayout::factory('Page')
->set('me', $this->me)
->setOptions($this->getOptions());
if ($this->config->board_offline && !$this->me->isAdmin ())
{
// Forum is offline.
$this->setResponseStatus(503);
$this->output->setLayout('offline');
$this->content = KunenaLayout::factory('Widget/Custom')
->set('header', JText::_('COM_KUNENA_FORUM_IS_OFFLINE'))
->set('body', $this->config->offline_message);
}
elseif ($this->config->regonly && !$this->me->exists())
{
// Forum is for registered users only.
$this->setResponseStatus(403);
$this->output->setLayout('offline');
$this->content = KunenaLayout::factory('Widget/Custom')
->set('header', JText::_('COM_KUNENA_LOGIN_NOTIFICATION'))
->set('body', JText::_('COM_KUNENA_LOGIN_FORUM'));
}
else
{
// Display real content.
try
{
// Split into two lines for exception handling.
$content = $this->display()->set('breadcrumb', $this->breadcrumb);
$this->content = $content->render();
}
catch (KunenaExceptionAuthorise $e)
{
$this->setResponseStatus($e->getResponseCode());
$this->output->setLayout('unauthorized');
$this->document->setTitle($e->getResponseStatus());
$this->content = KunenaLayout::factory('Widget/Custom')
->set('header', $e->getResponseStatus())
->set('body', $e->getMessage());
}
catch (Exception $e)
{
if (!($e instanceof KunenaExceptionAuthorise))
{
$header = 'Error while rendering layout';
$content = isset($content) ? $content->renderError($e) : $this->content->renderError($e);
$e = new KunenaExceptionAuthorise($e->getMessage(), $e->getCode(), $e);
}
else
{
$header = $e->getResponseStatus();
$content = $e->getMessage();
}
$this->setResponseStatus($e->getResponseCode());
$this->output->setLayout('unauthorized');
$this->document->setTitle($header);
$this->content = KunenaLayout::factory('Widget/Custom')
->set('header', $header)
->set('body', $content);
}
}
// Display wrapper layout with given parameters.
$this->output
->set('content', $this->content)
->set('breadcrumb', $this->breadcrumb);
// Run after executing action.
$this->after();
KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
return $this->output;
}
protected function before()
{
KUNENA_PROFILER ? KunenaProfiler::instance()->start('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
if (!$this->exists())
{
KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
throw new RuntimeException("Layout '{$this->input->getWord('view')}/{$this->input->getWord('layout', 'default')}' does not exist!", 404);
}
// Load language files.
KunenaFactory::loadLanguage('com_kunena.sys', 'admin');
KunenaFactory::loadLanguage('com_kunena.templates');
KunenaFactory::loadLanguage('com_kunena.models');
KunenaFactory::loadLanguage('com_kunena.views');
$this->me = KunenaUserHelper::getMyself();
$this->config = KunenaConfig::getInstance();
$this->document = JFactory::getDocument();
$this->template = KunenaFactory::getTemplate();
$this->template->initialize();
if ($this->me->isAdmin ())
{
// Display warnings to the administrator if forum is either offline or debug has been turned on.
if ($this->config->board_offline)
{
$this->app->enqueueMessage(JText::_('COM_KUNENA_FORUM_IS_OFFLINE'), 'notice');
}
if ($this->config->debug)
{
$this->app->enqueueMessage(JText::_('COM_KUNENA_WARNING_DEBUG'), 'notice');
}
}
if ($this->me->isBanned())
{
// Display warnings to the banned users.
$banned = KunenaUserBan::getInstanceByUserid($this->me->userid, true);
if (!$banned->isLifetime())
{
$this->app->enqueueMessage(JText::sprintf('COM_KUNENA_POST_ERROR_USER_BANNED_NOACCESS_EXPIRY',
KunenaDate::getInstance($banned->expiration)->toKunena('date_today')), 'notice');
}
else
{
$this->app->enqueueMessage(JText::_ ( 'COM_KUNENA_POST_ERROR_USER_BANNED_NOACCESS'), 'notice');
}
}
// Remove base and add canonical link.
$this->document->setBase('');
$this->document->addHeadLink( KunenaRoute::_(), 'canonical', 'rel');
// Initialize breadcrumb.
$this->breadcrumb = $this->app->getPathway();
KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
}
protected function after()
{
KUNENA_PROFILER ? KunenaProfiler::instance()->start('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
// Use our own browser side cache settings.
JResponse::allowCache(false);
JResponse::setHeader( 'Expires', 'Mon, 1 Jan 2001 00:00:00 GMT', true );
JResponse::setHeader( 'Last-Modified', gmdate("D, d M Y H:i:s") . ' GMT', true );
JResponse::setHeader( 'Cache-Control', 'no-store, must-revalidate, post-check=0, pre-check=0', true );
if ($this->config->get('credits', 1))
{
$this->output->appendAfter($this->poweredBy());
}
KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.get_class($this).'::'.__FUNCTION__.'()') : null;
}
public function setResponseStatus($code = 404) {
switch ((int) $code)
{
case 400:
JResponse::setHeader('Status', '400 Bad Request', true);
break;
case 401:
JResponse::setHeader('Status', '401 Unauthorized', true);
break;
case 403:
JResponse::setHeader('Status', '403 Forbidden', true);
break;
case 404:
JResponse::setHeader('Status', '404 Not Found', true);
break;
case 410:
JResponse::setHeader('Status', '410 Gone', true);
break;
case 503:
JResponse::setHeader('Status', '503 Service Temporarily Unavailable', true);
break;
case 500:
default:
JResponse::setHeader('Status', '500 Internal Server Error', true);
}
}
final public function poweredBy()
{
$templateText = (string) $this->template->params->get('templatebyText');
$templateName = (string) $this->template->params->get('templatebyName');
$templateLink = (string) $this->template->params->get('templatebyLink');
$credits = '<div style="text-align:center">';
$credits .= JHtml::_('kunenaforum.link', 'index.php?option=com_kunena&view=credits',
JText::_('COM_KUNENA_POWEREDBY'), '', '', 'follow',
array('style'=>'display: inline; visibility: visible; text-decoration: none;'));
$credits .= ' <a href="https://www.kunena.org" rel="follow"
target="_blank" style="display: inline; visibility: visible; text-decoration: none;">'
. JText::_('COM_KUNENA').'</a>';
if (trim($templateText)) {
$credits .= ' :: <a href ="'. $templateLink. '" rel="follow" target="_blank" style="text-decoration: none;">'
. $templateText .' '. $templateName .'</a>';
}
$credits .= '</div>';
return $credits;
}
}