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<?php
/**
* Kunena Component
* @package Kunena.Installer
*
* @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 ();
/**
* The Kunena Installer Controller
*
* @since 1.6
*/
class KunenaControllerInstall extends JControllerLegacy {
protected $step = null;
protected $steps = null;
protected $model = null;
public function __construct() {
parent::__construct ();
require_once __DIR__ . '/model.php';
$this->model = $this->getModel ( 'Install' );
$this->step = $this->model->getStep ();
$this->steps = $this->model->getSteps ();
}
public function display($cachable = false, $urlparams = false) {
require_once __DIR__ . '/view.php';
$view = $this->getView('install', 'html');
if ($view) {
$view->addTemplatePath(__DIR__ . '/tmpl');
$view->setModel($this->model, true);
$view->setLayout(JRequest::getWord('layout', 'default'));
$view->document = JFactory::getDocument();
$view->display();
// Display Toolbar. View must have setToolBar method
if (method_exists($view , 'setToolBar')) {
$view->setToolBar();
}
}
}
public function run() {
if (!JSession::checkToken( 'post' )) {
echo json_encode(array('success'=>false, 'html'=>'Invalid token!'));
return;
}
set_exception_handler(array(__CLASS__, 'exceptionHandler'));
set_error_handler(array(__CLASS__, 'errorHandler'));
$session = JFactory::getSession();
$this->model->checkTimeout();
$action = $this->model->getAction();
if (!$action) {
$this->model->setAction(null);
$this->model->setStep(0);
echo json_encode(array('success'=>false, 'html'=>'No action defined!'));
return;
}
if (!isset($this->steps[$this->step+1])) {
// Installation complete: reset and exit installer
$this->model->setAction(null);
$this->model->setStep(0);
echo json_encode(array('success'=>true, 'status'=>'100%', 'html'=>JText::_('COM_KUNENA_CONTROLLER_INSTALL_INSTALLATION_COMPLETE')));
return;
}
if ($this->step == 0) {
// Reset enqueued messages before starting
$session->set('kunena.reload', 1);
$session->set('kunena.queue', null);
$session->set('kunena.newqueue', null);
$this->model->setStep(++$this->step);
}
do {
$this->runStep();
$error = $this->model->getInstallError();
$this->step = $this->model->getStep();
$stop = ($this->model->checkTimeout() || !isset($this->steps[$this->step+1]));
} while (!$stop && !$error);
// Store queued messages so that they won't get lost
$session->set('kunena.queue', array_merge((array) $session->get('kunena.queue'), (array) $session->get('kunena.newqueue')));
$newqueue = array();
$app = JFactory::getApplication();
foreach ($app->getMessageQueue() as $item) {
if (!empty($item['message'])) $newqueue[] = $item;
}
$session->set('kunena.newqueue', $newqueue);
$this->status = $this->model->getStatus();
ob_start();
include __DIR__ . '/tmpl/install.php';
$log = ob_get_contents();
ob_end_clean();
$percent = intval(99 * $this->step / count($this->steps));
if ($error) {
echo json_encode(array('success'=>false, 'status'=>"{$percent}%", 'error'=>$error, 'log'=>$log));
} elseif (isset($this->steps[$this->step+1])) {
$current = end($this->status);
echo json_encode(array('success'=>true, 'status'=>"{$percent}%", 'current'=>$current['task'], 'log'=>$log));
} else {
echo json_encode(array('success'=>true, 'status'=>'100%', 'current'=>JText::_('COM_KUNENA_CONTROLLER_INSTALL_INSTALLATION_COMPLETE'), 'log'=>$log));
}
}
function uninstall() {
if (!JSession::checkToken( 'get' )) {
$this->setRedirect('index.php?option=com_kunena');
return;
}
$this->model->setAction ( 'uninstall' );
$this->model->deleteTables('kunena_');
$app = JFactory::getApplication();
$app->enqueueMessage(JText::_('COM_KUNENA_INSTALL_REMOVED'));
if (class_exists('KunenaForum') && !KunenaForum::isDev()) {
jimport('joomla.filesystem.folder');
jimport('joomla.application.component.helper');
JFolder::delete(KPATH_MEDIA);
$installer = new JInstaller();
$component = JComponentHelper::getComponent('com_kunena');
$installer->uninstall ( 'component', $component->id );
$this->setRedirect('index.php?option=com_installer');
} else {
$this->setRedirect('index.php?option=com_kunena&view=install');
}
}
function runStep() {
if (empty($this->steps[$this->step]['step']))
return null;
return call_user_func(array($this->model, "step" . $this->steps[$this->step]['step']));
}
static public function error($type, $errstr) {
$model = JModelLegacy::getInstance('Install', 'KunenaModel');
$model->addStatus($type, false, $errstr);
echo json_encode(array('success'=>false, 'html'=>$errstr));
}
static public function exceptionHandler($exception) {
self::error('', 'Uncaught Exception: '.$exception->getMessage());
return true;
}
static public function errorHandler($errno, $errstr, $errfile, $errline) {
//self::error('', "Fatal Error: $errstr in $errfile on line $errline");
switch ($errno) {
case E_ERROR:
case E_USER_ERROR:
self::error('', "Fatal Error: $errstr in $errfile on line $errline");
return true;
}
return false;
}
}