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update.php
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update.php
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<?php
/**
* @package Joomla.Administrator
* @subpackage com_joomlaupdate
*
* @copyright Copyright (C) 2005 - 2016 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* The Joomla! update controller for the Update view
*
* @since 2.5.4
*/
class JoomlaupdateControllerUpdate extends JControllerLegacy
{
/**
* Performs the download of the update package
*
* @return void
*
* @since 2.5.4
*/
public function download()
{
JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
$options['format'] = '{DATE}\t{TIME}\t{LEVEL}\t{CODE}\t{MESSAGE}';
$options['text_file'] = 'joomla_update.php';
JLog::addLogger($options, JLog::INFO, array('Update', 'databasequery', 'jerror'));
$user = JFactory::getUser();
JLog::add(JText::sprintf('COM_JOOMLAUPDATE_UPDATE_LOG_START', $user->id, $user->name, JVERSION), JLog::INFO, 'Update');
$this->_applyCredentials();
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('Default');
$file = $model->download();
$message = null;
$messageType = null;
if ($file)
{
JFactory::getApplication()->setUserState('com_joomlaupdate.file', $file);
$url = 'index.php?option=com_joomlaupdate&task=update.install&' . JFactory::getSession()->getFormToken() . '=1';
JLog::add(JText::sprintf('COM_JOOMLAUPDATE_UPDATE_LOG_FILE', $file), JLog::INFO, 'Update');
}
else
{
JFactory::getApplication()->setUserState('com_joomlaupdate.file', null);
$url = 'index.php?option=com_joomlaupdate';
$message = JText::_('COM_JOOMLAUPDATE_VIEW_UPDATE_DOWNLOADFAILED');
$messageType = 'error';
}
$this->setRedirect($url, $message, $messageType);
}
/**
* Start the installation of the new Joomla! version
*
* @return void
*
* @since 2.5.4
*/
public function install()
{
JSession::checkToken('get') or jexit(JText::_('JINVALID_TOKEN'));
$options['format'] = '{DATE}\t{TIME}\t{LEVEL}\t{CODE}\t{MESSAGE}';
$options['text_file'] = 'joomla_update.php';
JLog::addLogger($options, JLog::INFO, array('Update', 'databasequery', 'jerror'));
JLog::add(JText::_('COM_JOOMLAUPDATE_UPDATE_LOG_INSTALL'), JLog::INFO, 'Update');
$this->_applyCredentials();
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('Default');
$file = JFactory::getApplication()->getUserState('com_joomlaupdate.file', null);
$model->createRestorationFile($file);
$this->display();
}
/**
* Finalise the upgrade by running the necessary scripts
*
* @return void
*
* @since 2.5.4
*/
public function finalise()
{
/*
* Finalize with login page. Used for pre-token check versions
* to allow updates without problems but with a maximum of security.
*/
if (!JSession::checkToken('get'))
{
$this->setRedirect('index.php?option=com_joomlaupdate&view=update&layout=finaliseconfirm');
return false;
}
$options['format'] = '{DATE}\t{TIME}\t{LEVEL}\t{CODE}\t{MESSAGE}';
$options['text_file'] = 'joomla_update.php';
JLog::addLogger($options, JLog::INFO, array('Update', 'databasequery', 'jerror'));
JLog::add(JText::_('COM_JOOMLAUPDATE_UPDATE_LOG_FINALISE'), JLog::INFO, 'Update');
$this->_applyCredentials();
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('Default');
$model->finaliseUpgrade();
$url = 'index.php?option=com_joomlaupdate&task=update.cleanup&' . JFactory::getSession()->getFormToken() . '=1';
$this->setRedirect($url);
}
/**
* Clean up after ourselves
*
* @return void
*
* @since 2.5.4
*/
public function cleanup()
{
/*
* Cleanup with login page. Used for pre-token check versions to be able to update
* from =< 3.2.7 to allow updates without problems but with a maximum of security.
*/
if (!JSession::checkToken('get'))
{
$this->setRedirect('index.php?option=com_joomlaupdate&view=update&layout=finaliseconfirm');
return false;
}
$options['format'] = '{DATE}\t{TIME}\t{LEVEL}\t{CODE}\t{MESSAGE}';
$options['text_file'] = 'joomla_update.php';
JLog::addLogger($options, JLog::INFO, array('Update', 'databasequery', 'jerror'));
JLog::add(JText::_('COM_JOOMLAUPDATE_UPDATE_LOG_CLEANUP'), JLog::INFO, 'Update');
$this->_applyCredentials();
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('Default');
$model->cleanUp();
$url = 'index.php?option=com_joomlaupdate&view=default&layout=complete';
$this->setRedirect($url);
JLog::add(JText::sprintf('COM_JOOMLAUPDATE_UPDATE_LOG_COMPLETE', JVERSION), JLog::INFO, 'Update');
}
/**
* Purges updates.
*
* @return void
*
* @since 3.0
*/
public function purge()
{
// Check for request forgeries
JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
// Purge updates
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('Default');
$model->purge();
$url = 'index.php?option=com_joomlaupdate';
$this->setRedirect($url, $model->_message);
}
/**
* Uploads an update package to the temporary directory, under a random name
*
* @return void
*
* @since 3.6.0
*/
public function upload()
{
// Check for request forgeries
JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
// Did a non Super User tried to upload something (a.k.a. pathetic hacking attempt)?
JFactory::getUser()->authorise('core.admin') or jexit(JText::_('JLIB_APPLICATION_ERROR_ACCESS_FORBIDDEN'));
$this->_applyCredentials();
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('Default');
try
{
$model->upload();
}
catch (RuntimeException $e)
{
$url = 'index.php?option=com_joomlaupdate';
$this->setRedirect($url, $e->getMessage(), 'error');
}
$token = JSession::getFormToken();
$url = 'index.php?option=com_joomlaupdate&task=update.captive&' . $token . '=1';
$this->setRedirect($url);
}
/**
* Checks there is a valid update package and redirects to the captive view for super admin authentication.
*
* @return array
*
* @since 3.6.0
*/
public function captive()
{
// Check for request forgeries
JSession::checkToken('get') or jexit(JText::_('JINVALID_TOKEN'));
// Did a non Super User tried to upload something (a.k.a. pathetic hacking attempt)?
if (!JFactory::getUser()->authorise('core.admin'))
{
throw new RuntimeException(JText::_('JLIB_APPLICATION_ERROR_ACCESS_FORBIDDEN'), 403);
}
// Do I really have an update package?
$tempFile = JFactory::getApplication()->getUserState('com_joomlaupdate.temp_file', null);
JLoader::import('joomla.filesystem.file');
if (empty($tempFile) || !JFile::exists($tempFile))
{
throw new RuntimeException(JText::_('JLIB_APPLICATION_ERROR_ACCESS_FORBIDDEN'), 403);
}
$this->input->set('view', 'upload');
$this->input->set('layout', 'captive');
$this->display();
}
/**
* Checks the admin has super administrator privileges and then proceeds with the update.
*
* @return array
*
* @since 3.6.0
*/
public function confirm()
{
// Check for request forgeries
JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
// Did a non Super User tried to upload something (a.k.a. pathetic hacking attempt)?
if (!JFactory::getUser()->authorise('core.admin'))
{
throw new RuntimeException(JText::_('JLIB_APPLICATION_ERROR_ACCESS_FORBIDDEN'), 403);
}
// Get the model
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('default');
// Get the captive file before the session resets
$tempFile = JFactory::getApplication()->getUserState('com_joomlaupdate.temp_file', null);
// Do I really have an update package?
if (!$model->captiveFileExists())
{
throw new RuntimeException(JText::_('JLIB_APPLICATION_ERROR_ACCESS_FORBIDDEN'), 403);
}
// Try to log in
$credentials = array(
'username' => $this->input->post->get('username', '', 'username'),
'password' => $this->input->post->get('passwd', '', 'raw'),
'secretkey' => $this->input->post->get('secretkey', '', 'raw'),
);
$result = $model->captiveLogin($credentials);
if (!$result)
{
$model->removePackageFiles();
throw new RuntimeException(JText::_('JLIB_APPLICATION_ERROR_ACCESS_FORBIDDEN'), 403);
}
// Set the update source in the session
JFactory::getApplication()->setUserState('com_joomlaupdate.file', basename($tempFile));
JLog::add(JText::sprintf('COM_JOOMLAUPDATE_UPDATE_LOG_FILE', $tempFile), JLog::INFO, 'Update');
// Redirect to the actual update page
$url = 'index.php?option=com_joomlaupdate&task=update.install&' . JFactory::getSession()->getFormToken() . '=1';
$this->setRedirect($url);
}
/**
* Method to display a view.
*
* @param boolean $cachable If true, the view output will be cached
* @param array $urlparams An array of safe url parameters and their variable types, for valid values see {@link JFilterInput::clean()}.
*
* @return JoomlaupdateControllerUpdate This object to support chaining.
*
* @since 2.5.4
*/
public function display($cachable = false, $urlparams = array())
{
// Get the document object.
$document = JFactory::getDocument();
// Set the default view name and format from the Request.
$vName = $this->input->get('view', 'update');
$vFormat = $document->getType();
$lName = $this->input->get('layout', 'default', 'string');
// Get and render the view.
if ($view = $this->getView($vName, $vFormat))
{
// Get the model for the view.
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('Default');
// Push the model into the view (as default).
$view->setModel($model, true);
$view->setLayout($lName);
// Push document object into the view.
$view->document = $document;
$view->display();
}
return $this;
}
/**
* Applies FTP credentials to Joomla! itself, when required
*
* @return void
*
* @since 2.5.4
*/
protected function _applyCredentials()
{
JFactory::getApplication()->getUserStateFromRequest('com_joomlaupdate.method', 'method', 'direct', 'cmd');
if (!JClientHelper::hasCredentials('ftp'))
{
$user = JFactory::getApplication()->getUserStateFromRequest('com_joomlaupdate.ftp_user', 'ftp_user', null, 'raw');
$pass = JFactory::getApplication()->getUserStateFromRequest('com_joomlaupdate.ftp_pass', 'ftp_pass', null, 'raw');
if ($user != '' && $pass != '')
{
// Add credentials to the session
if (!JClientHelper::setCredentials('ftp', $user, $pass))
{
JError::raiseWarning('SOME_ERROR_CODE', JText::_('JLIB_CLIENT_ERROR_HELPER_SETCREDENTIALSFROMREQUEST_FAILED'));
}
}
}
}
/**
* Checks the admin has super administrator privileges and then proceeds with the final & cleanup steps.
*
* @return array
*
* @since 3.6.3
*/
public function finaliseconfirm()
{
// Check for request forgeries
JSession::checkToken() or jexit(JText::_('JINVALID_TOKEN'));
// Did a non Super User try do this?
if (!JFactory::getUser()->authorise('core.admin'))
{
throw new RuntimeException(JText::_('JLIB_APPLICATION_ERROR_ACCESS_FORBIDDEN'), 403);
}
// Get the model
/** @var JoomlaupdateModelDefault $model */
$model = $this->getModel('default');
// Try to log in
$credentials = array(
'username' => $this->input->post->get('username', '', 'username'),
'password' => $this->input->post->get('passwd', '', 'raw'),
'secretkey' => $this->input->post->get('secretkey', '', 'raw'),
);
$result = $model->captiveLogin($credentials);
// The login fails?
if (!$result)
{
JLog::add(JText::sprintf('COM_JOOMLAUPDATE_UPDATE_LOG_CONFIRM_FINALISE_FAIL'), JLog::INFO, 'Update');
JFactory::getApplication()->enqueueMessage(JText::_('JGLOBAL_AUTH_INVALID_PASS'), 'warning');
$this->setRedirect('index.php?option=com_joomlaupdate&view=update&layout=finaliseconfirm');
return false;
}
JLog::add(JText::sprintf('COM_JOOMLAUPDATE_UPDATE_LOG_CONFIRM_FINALISE'), JLog::INFO, 'Update');
// Redirect back to the actual finalise page
$this->setRedirect('index.php?option=com_joomlaupdate&task=update.finalise&' . JFactory::getSession()->getFormToken() . '=1');
}
}