File Source for default.php

<?php
/**
* @package Joomla.Administrator
* @subpackage com_joomlaupdate
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
jimport('joomla.filesystem.folder');
jimport('joomla.filesystem.file');
/**
* Joomla! update overview Model
*
* @package Joomla.Administrator
* @subpackage com_joomlaupdate
* @author nikosdion <nicholas@dionysopoulos.me>
* @since 2.5.4
*/
class JoomlaupdateModelDefault extends JModelLegacy
{
/**
* Detects if the Joomla! update site currently in use matches the one
* configured in this component. If they don't match, it changes it.
*
* @return void
*
* @since 2.5.4
*/
public function applyUpdateSite()
{
// Determine the intended update URL
$params = JComponentHelper::getParams('com_joomlaupdate');
switch ($params->get('updatesource', 'nochange'))
{
// "Long Term Support (LTS) branch - Recommended"
case 'lts':
$updateURL = 'http://update.joomla.org/core/list.xml';
break;
// "Short term support (STS) branch"
case 'sts':
$updateURL = 'http://update.joomla.org/core/sts/list_sts.xml';
break;
// "Testing"
case 'testing':
$updateURL = 'http://update.joomla.org/core/test/list_test.xml';
break;
// "Custom" if custom URL empty no changes
case 'custom':
if ($params->get('customurl', '') != '')
{
$updateURL = $params->get('customurl', '');
}
else
{
return JError::raiseWarning(403, JText::_('COM_JOOMLAUPDATE_CONFIG_UPDATESOURCE_CUSTOM_ERROR'));
}
break;
// "Do not change"
case 'nochange':
default:
return;
break;
}
$db = $this->getDbo();
$query = $db->getQuery(true)
->select($db->quoteName('us') . '.*')
->from($db->quoteName('#__update_sites_extensions') . ' AS ' . $db->quoteName('map'))
->join(
'INNER', $db->quoteName('#__update_sites') . ' AS ' . $db->quoteName('us')
. ' ON (' . 'us.update_site_id = map.update_site_id)'
)
->where('map.extension_id = ' . $db->quote(700));
$db->setQuery($query);
$update_site = $db->loadObject();
if ($update_site->location != $updateURL)
{
// Modify the database record
$update_site->last_check_timestamp = 0;
$update_site->location = $updateURL;
$db->updateObject('#__update_sites', $update_site, 'update_site_id');
// Remove cached updates
$query->clear()
->delete($db->quoteName('#__updates'))
->where($db->quoteName('extension_id') . ' = ' . $db->quote('700'));
$db->setQuery($query);
$db->execute();
}
}
/**
* Makes sure that the Joomla! update cache is up-to-date
*
* @param boolean $force Force reload, ignoring the cache timeout
*
* @return void
*
* @since 2.5.4
*/
public function refreshUpdates($force = false)
{
if ($force)
{
$cache_timeout = 0;
}
else
{
$update_params = JComponentHelper::getParams('com_installer');
$cache_timeout = $update_params->get('cachetimeout', 6, 'int');
$cache_timeout = 3600 * $cache_timeout;
}
$updater = JUpdater::getInstance();
$updater->findUpdates(700, $cache_timeout);
}
/**
* Returns an array with the Joomla! update information
*
* @return array
*
* @since 2.5.4
*/
public function getUpdateInformation()
{
// Initialise the return array
$ret = array(
'installed' => JVERSION,
'latest' => null,
'object' => null
);
// Fetch the update information from the database
$db = $this->getDbo();
$query = $db->getQuery(true)
->select('*')
->from($db->quoteName('#__updates'))
->where($db->quoteName('extension_id') . ' = ' . $db->quote(700));
$db->setQuery($query);
$updateObject = $db->loadObject();
if (is_null($updateObject))
{
$ret['latest'] = JVERSION;
return $ret;
}
else
{
$ret['latest'] = $updateObject->version;
}
// Fetch the full udpate details from the update details URL
jimport('joomla.updater.update');
$update = new JUpdate;
$update->loadFromXML($updateObject->detailsurl);
// Pass the update object
if ($ret['latest'] == JVERSION)
{
$ret['object'] = null;
}
else
{
$ret['object'] = $update;
}
return $ret;
}
/**
* Returns an array with the configured FTP options
*
* @return array
*
* @since 2.5.4
*/
public function getFTPOptions()
{
$config = JFactory::getConfig();
return array(
'host' => $config->get('ftp_host'),
'port' => $config->get('ftp_port'),
'username' => $config->get('ftp_user'),
'password' => $config->get('ftp_pass'),
'directory' => $config->get('ftp_root'),
'enabled' => $config->get('ftp_enable'),
);
}
/**
* Removes all of the updates from the table and enable all update streams.
*
* @return boolean Result of operation
*
* @since 3.0
*/
public function purge()
{
$db = JFactory::getDbo();
// Modify the database record
$update_site = new stdClass;
$update_site->last_check_timestamp = 0;
$update_site->enabled = 1;
$update_site->update_site_id = 1;
$db->updateObject('#__update_sites', $update_site, 'update_site_id');
$query = $db->getQuery(true)
->delete($db->quoteName('#__updates'))
->where($db->quoteName('update_site_id') . ' = ' . $db->quote('1'));
$db->setQuery($query);
if ($db->execute())
{
$this->_message = JText::_('JLIB_INSTALLER_PURGED_UPDATES');
return true;
}
else
{
$this->_message = JText::_('JLIB_INSTALLER_FAILED_TO_PURGE_UPDATES');
return false;
}
}
/**
* Downloads the update package to the site
*
* @return bool|stringFalse on failure, basename of the file in any other case
*
* @since 2.5.4
*/
public function download()
{
$updateInfo = $this->getUpdateInformation();
$packageURL = $updateInfo['object']->downloadurl->_data;
$basename = basename($packageURL);
// Find the path to the temp directory and the local package
$config = JFactory::getConfig();
$tempdir = $config->get('tmp_path');
$target = $tempdir . '/' . $basename;
// Do we have a cached file?
$exists = JFile::exists($target);
if (!$exists)
{
// Not there, let's fetch it
return $this->downloadPackage($packageURL, $target);
}
else
{
// Is it a 0-byte file? If so, re-download please.
$filesize = @filesize($target);
if (empty($filesize))
{
return $this->downloadPackage($packageURL, $target);
}
// Yes, it's there, skip downloading
return $basename;
}
}
/**
* Downloads a package file to a specific directory
*
* @param string $url The URL to download from
* @param string $target The directory to store the file
*
* @return boolean True on success
*
* @since 2.5.4
*/
protected function downloadPackage($url, $target)
{
JLoader::import('helpers.download', JPATH_COMPONENT_ADMINISTRATOR);
JLog::add(JText::sprintf('COM_JOOMLAUPDATE_UPDATE_LOG_URL', $packageURL), JLog::INFO, 'Update');
$result = AdmintoolsHelperDownload::download($url, $target);
if (!$result)
{
return false;
}
else
{
return basename($target);
}
}
/**
* @since 2.5.4
*/
public function createRestorationFile($basename = null)
{
// Get a password
$password = JUserHelper::genRandomPassword(32);
$app = JFactory::getApplication();
$app->setUserState('com_joomlaupdate.password', $password);
// Do we have to use FTP?
$method = $app->input->get('method', 'direct');
// Get the absolute path to site's root
$siteroot = JPATH_SITE;
// If the package name is not specified, get it from the update info
if (empty($basename))
{
$updateInfo = $this->getUpdateInformation();
$packageURL = $updateInfo['object']->downloadurl->_data;
$basename = basename($packageURL);
}
// Get the package name
$config = JFactory::getConfig();
$tempdir = $config->get('tmp_path');
$file = $tempdir . '/' . $basename;
$filesize = @filesize($file);
$app->setUserState('com_joomlaupdate.password', $password);
$app->setUserState('com_joomlaupdate.filesize', $filesize);
$data = "<?php\ndefined('_AKEEBA_RESTORATION') or die('Restricted access');\n";
$data .= '$restoration_setup = array(' . "\n";
$data .= <<<ENDDATA
'kickstart.security.password' => '$password',
'kickstart.tuning.max_exec_time' => '5',
'kickstart.tuning.run_time_bias' => '75',
'kickstart.tuning.min_exec_time' => '0',
'kickstart.procengine' => '$method',
'kickstart.setup.sourcefile' => '$file',
'kickstart.setup.destdir' => '$siteroot',
'kickstart.setup.restoreperms' => '0',
'kickstart.setup.filetype' => 'zip',
'kickstart.setup.dryrun' => '0'
ENDDATA;
if ($method == 'ftp')
{
// Fetch the FTP parameters from the request. Note: The password should be
// allowed as raw mode, otherwise something like !@<sdf34>43H% would be
// sanitised to !@43H% which is just plain wrong.
$ftp_host = $app->input->get('ftp_host', '');
$ftp_port = $app->input->get('ftp_port', '21');
$ftp_user = $app->input->get('ftp_user', '');
$ftp_pass = $app->input->get('ftp_pass', '', 'default', 'none', 2);
$ftp_root = $app->input->get('ftp_root', '');
// Is the tempdir really writable?
$writable = @is_writeable($tempdir);
if ($writable)
{
// Let's be REALLY sure
$fp = @fopen($tempdir . '/test.txt', 'w');
if ($fp === false)
{
$writable = false;
}
else
{
fclose($fp);
unlink($tempdir . '/test.txt');
}
}
// If the tempdir is not writable, create a new writable subdirectory
if (!$writable)
{
$FTPOptions = JClientHelper::getCredentials('ftp');
$ftp = JClientFtp::getInstance($FTPOptions['host'], $FTPOptions['port'], null, $FTPOptions['user'], $FTPOptions['pass']);
$dest = JPath::clean(str_replace(JPATH_ROOT, $FTPOptions['root'], $tempdir . '/admintools'), '/');
if (!@mkdir($tempdir . '/admintools'))
{
$ftp->mkdir($dest);
}
if (!@chmod($tempdir . '/admintools', 511))
{
$ftp->chmod($dest, 511);
}
$tempdir .= '/admintools';
}
// Just in case the temp-directory was off-root, try using the default tmp directory
$writable = @is_writeable($tempdir);
if (!$writable)
{
$tempdir = JPATH_ROOT . '/tmp';
// Does the JPATH_ROOT/tmp directory exist?
if (!is_dir($tempdir))
{
JFolder::create($tempdir, 511);
JFile::write($tempdir . '/.htaccess', "order deny, allow\ndeny from all\nallow from none\n");
}
// If it exists and it is unwritable, try creating a writable admintools subdirectory
if (!is_writable($tempdir))
{
$FTPOptions = JClientHelper::getCredentials('ftp');
$ftp = JClientFtp::getInstance($FTPOptions['host'], $FTPOptions['port'], null, $FTPOptions['user'], $FTPOptions['pass']);
$dest = JPath::clean(str_replace(JPATH_ROOT, $FTPOptions['root'], $tempdir . '/admintools'), '/');
if (!@mkdir($tempdir . '/admintools'))
{
$ftp->mkdir($dest);
}
if (!@chmod($tempdir . '/admintools', 511))
{
$ftp->chmod($dest, 511);
}
$tempdir .= '/admintools';
}
}
// If we still have no writable directory, we'll try /tmp and the system's temp-directory
$writable = @is_writeable($tempdir);
if (!$writable)
{
if (@is_dir('/tmp') && @is_writable('/tmp'))
{
$tempdir = '/tmp';
}
else
{
// Try to find the system temp path
$tmpfile = @tempnam("dummy", "");
$systemp = @dirname($tmpfile);
@unlink($tmpfile);
if (!empty($systemp))
{
if (@is_dir($systemp) && @is_writable($systemp))
{
$tempdir = $systemp;
}
}
}
}
$data .= <<<ENDDATA
,
'kickstart.ftp.ssl' => '0',
'kickstart.ftp.passive' => '1',
'kickstart.ftp.host' => '$ftp_host',
'kickstart.ftp.port' => '$ftp_port',
'kickstart.ftp.user' => '$ftp_user',
'kickstart.ftp.pass' => '$ftp_pass',
'kickstart.ftp.dir' => '$ftp_root',
'kickstart.ftp.tempdir' => '$tempdir'
ENDDATA;
}
$data .= ');';
// Remove the old file, if it's there...
$configpath = JPATH_COMPONENT_ADMINISTRATOR . '/restoration.php';
if (JFile::exists($configpath))
{
JFile::delete($configpath);
}
// Write new file. First try with JFile.
$result = JFile::write($configpath, $data);
// In case JFile used FTP but direct access could help
if (!$result)
{
if (function_exists('file_put_contents'))
{
$result = @file_put_contents($configpath, $data);
if ($result !== false)
{
$result = true;
}
}
else
{
$fp = @fopen($configpath, 'wt');
if ($fp !== false)
{
$result = @fwrite($fp, $data);
if ($result !== false)
{
$result = true;
}
@fclose($fp);
}
}
}
return $result;
}
/**
* Runs the schema update SQL files, the PHP update script and updates the
* manifest cache and #__extensions entry. Essentially, it is identical to
* JInstallerFile::install() without the file copy.
*
* @return boolean True on success
*
* @since 2.5.4
*/
public function finaliseUpgrade()
{
$installer = JInstaller::getInstance();
$installer->setPath('source', JPATH_ROOT);
$installer->setPath('extension_root', JPATH_ROOT);
if (!$installer->setupInstall())
{
$installer->abort(JText::_('JLIB_INSTALLER_ABORT_DETECTMANIFEST'));
return false;
}
$installer->extension = JTable::getInstance('extension');
$installer->extension->load(700);
$installer->setAdapter($installer->extension->type);
$manifest = $installer->getManifest();
$manifestPath = JPath::clean($installer->getPath('manifest'));
$element = preg_replace('/\.xml/', '', basename($manifestPath));
// Run the script file
$manifestScript = (string) $manifest->scriptfile;
if ($manifestScript)
{
$manifestScriptFile = JPATH_ROOT . '/' . $manifestScript;
if (is_file($manifestScriptFile))
{
// load the file
include_once $manifestScriptFile;
}
$classname = 'JoomlaInstallerScript';
if (class_exists($classname))
{
$manifestClass = new $classname($this);
}
}
ob_start();
ob_implicit_flush(false);
if ($manifestClass && method_exists($manifestClass, 'preflight'))
{
if ($manifestClass->preflight('update', $this) === false)
{
$installer->abort(JText::_('JLIB_INSTALLER_ABORT_FILE_INSTALL_CUSTOM_INSTALL_FAILURE'));
return false;
}
}
$msg = ob_get_contents(); // create msg object; first use here
ob_end_clean();
// Get a database connector object
$db = JFactory::getDbo();
// Check to see if a file extension by the same name is already installed
// If it is, then update the table because if the files aren't there
// we can assume that it was (badly) uninstalled
// If it isn't, add an entry to extensions
$query = $db->getQuery(true)
->select($db->quoteName('extension_id'))
->from($db->quoteName('#__extensions'))
->where($db->quoteName('type') . ' = ' . $db->quote('file'))
->where($db->quoteName('element') . ' = ' . $db->quote('joomla'));
$db->setQuery($query);
try
{
$db->execute();
}
catch (RuntimeException $e)
{
// Install failed, roll back changes
$installer->abort(
JText::sprintf('JLIB_INSTALLER_ABORT_FILE_ROLLBACK', JText::_('JLIB_INSTALLER_UPDATE'), $db->stderr(true))
);
return false;
}
$id = $db->loadResult();
$row = JTable::getInstance('extension');
if ($id)
{
// Load the entry and update the manifest_cache
$row->load($id);
// Update name
$row->set('name', 'files_joomla');
// Update manifest
$row->manifest_cache = $installer->generateManifestCache();
if (!$row->store())
{
// Install failed, roll back changes
$installer->abort(
JText::sprintf('JLIB_INSTALLER_ABORT_FILE_ROLLBACK', JText::_('JLIB_INSTALLER_UPDATE'), $db->stderr(true))
);
return false;
}
}
else
{
// Add an entry to the extension table with a whole heap of defaults
$row->set('name', 'files_joomla');
$row->set('type', 'file');
$row->set('element', 'joomla');
// There is no folder for files so leave it blank
$row->set('folder', '');
$row->set('enabled', 1);
$row->set('protected', 0);
$row->set('access', 0);
$row->set('client_id', 0);
$row->set('params', '');
$row->set('system_data', '');
$row->set('manifest_cache', $installer->generateManifestCache());
if (!$row->store())
{
// Install failed, roll back changes
$installer->abort(JText::sprintf('JLIB_INSTALLER_ABORT_FILE_INSTALL_ROLLBACK', $db->stderr(true)));
return false;
}
// Set the insert id
$row->set('extension_id', $db->insertid());
// Since we have created a module item, we add it to the installation step stack
// so that if we have to rollback the changes we can undo it.
$installer->pushStep(array('type' => 'extension', 'extension_id' => $row->extension_id));
}
/*
* Let's run the queries for the file
*/
if ($manifest->update)
{
$result = $installer->parseSchemaUpdates($manifest->update->schemas, $row->extension_id);
if ($result === false)
{
// Install failed, rollback changes
$installer->abort(JText::sprintf('JLIB_INSTALLER_ABORT_FILE_UPDATE_SQL_ERROR', $db->stderr(true)));
return false;
}
}
// Start Joomla! 1.6
ob_start();
ob_implicit_flush(false);
if ($manifestClass && method_exists($manifestClass, 'update'))
{
if ($manifestClass->update($installer) === false)
{
// Install failed, rollback changes
$installer->abort(JText::_('JLIB_INSTALLER_ABORT_FILE_INSTALL_CUSTOM_INSTALL_FAILURE'));
return false;
}
}
$msg .= ob_get_contents(); // append messages
ob_end_clean();
// Lastly, we will copy the manifest file to its appropriate place.
$manifest = array();
$manifest['src'] = $installer->getPath('manifest');
$manifest['dest'] = JPATH_MANIFESTS . '/files/' . basename($installer->getPath('manifest'));
if (!$installer->copyFiles(array($manifest), true))
{
// Install failed, rollback changes
$installer->abort(JText::_('JLIB_INSTALLER_ABORT_FILE_INSTALL_COPY_SETUP'));
return false;
}
// Clobber any possible pending updates
$update = JTable::getInstance('update');
$uid = $update->find(
array('element' => $element, 'type' => 'file', 'client_id' => '0', 'folder' => '')
);
if ($uid)
{
$update->delete($uid);
}
// And now we run the postflight
ob_start();
ob_implicit_flush(false);
if ($manifestClass && method_exists($manifestClass, 'postflight'))
{
$manifestClass->postflight('update', $this);
}
$msg .= ob_get_contents(); // append messages
ob_end_clean();
if ($msg != '')
{
$installer->set('extension_message', $msg);
}
// Refresh versionable assets cache
JFactory::getApplication()->flushAssets();
return true;
}
/**
* Removes the extracted package file
*
* @return void
*
* @since 2.5.4
*/
public function cleanUp()
{
// Remove the update package
$config = JFactory::getConfig();
$tempdir = $config->get('tmp_path');
$file = JFactory::getApplication()->getUserState('com_joomlaupdate.file', null);
$target = $tempdir . '/' . $file;
if (!@unlink($target))
{
JFile::delete($target);
}
// Remove the restoration.php file
$target = JPATH_COMPONENT_ADMINISTRATOR . '/restoration.php';
if (!@unlink($target))
{
JFile::delete($target);
}
// Remove joomla.xml from the site's root
$target = JPATH_ROOT . '/joomla.xml';
if (!@unlink($target))
{
JFile::delete($target);
}
// Unset the update filename from the session
JFactory::getApplication()->setUserState('com_joomlaupdate.file', null);
}
}

Documentation generated on Tue, 19 Nov 2013 14:59:57 +0100 by phpDocumentor 1.4.3

Source for file default.php