Mini Shell
<?php
/**
* 2007-2018 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* https://opensource.org/licenses/OSL-3.0
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
* @author PrestaShop SA <contact@prestashop.com>
* @copyright 2007-2018 PrestaShop SA
* @license https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* International Registered Trademark & Property of PrestaShop SA
*/
/**
* Class UpgraderCore
*/
class UpgraderCore
{
const DEFAULT_CHECK_VERSION_DELAY_HOURS = 24;
public $rss_version_link;
public $rss_md5file_link_dir;
/**
* @var bool contains true if last version is not installed
*/
protected $need_upgrade = false;
protected $changed_files = array();
protected $missing_files = array();
public $version_name;
public $version_num;
public $version_is_modified = null;
/**
* @var string contains hte url where to download the file
*/
public $link;
public $autoupgrade;
public $autoupgrade_module;
public $autoupgrade_last_version;
public $autoupgrade_module_link;
public $changelog;
public $md5;
/**
* UpgraderCore constructor.
*
* @param bool $autoload
*/
public function __construct($autoload = false)
{
$this->rss_version_link = _PS_API_URL_.'/xml/upgrader.xml';
$this->rss_md5file_link_dir = _PS_API_URL_.'/xml/md5/';
if ($autoload) {
$this->loadFromConfig();
// checkPSVersion to get need_upgrade
$this->checkPSVersion();
}
}
public function __get($var)
{
if ($var == 'need_upgrade') {
return $this->isLastVersion();
}
}
/**
* downloadLast download the last version of PrestaShop and save it in $dest/$filename
*
* @param string $dest directory where to save the file
* @param string $filename new filename
* @return bool
*
* @TODO ftp if copy is not possible (safe_mode for example)
*/
public function downloadLast($dest, $filename = 'prestashop.zip')
{
if (empty($this->link)) {
$this->checkPSVersion();
}
$destPath = realpath($dest).DIRECTORY_SEPARATOR.$filename;
if (@copy($this->link, $destPath)) {
return true;
} else {
return false;
}
}
/**
* @return bool
*/
public function isLastVersion()
{
if (empty($this->link)) {
$this->checkPSVersion();
}
return $this->need_upgrade;
}
/**
* checkPSVersion ask to prestashop.com if there is a new version. return an array if yes, false otherwise
*
* @return mixed
*/
public function checkPSVersion($force = false)
{
if (class_exists('Configuration')) {
$lastCheck = Configuration::get('PS_LAST_VERSION_CHECK');
} else {
$lastCheck = 0;
}
// if we use the autoupgrade process, we will never refresh it
// except if no check has been done before
if ($force || ($lastCheck < time() - (3600 * Upgrader::DEFAULT_CHECK_VERSION_DELAY_HOURS))) {
libxml_set_streams_context(@stream_context_create(array('http' => array('timeout' => 3))));
if ($feed = @simplexml_load_file($this->rss_version_link)) {
$this->version_name = (string) $feed->version->name;
$this->version_num = (string) $feed->version->num;
$this->link = (string) $feed->download->link;
$this->md5 = (string) $feed->download->md5;
$this->changelog = (string) $feed->download->changelog;
$this->autoupgrade = (int) $feed->autoupgrade;
$this->autoupgrade_module = (int) $feed->autoupgrade_module;
$this->autoupgrade_last_version = (string) $feed->autoupgrade_last_version;
$this->autoupgrade_module_link = (string) $feed->autoupgrade_module_link;
$this->desc = (string) $feed->desc;
$configLastVersion = array(
'name' => $this->version_name,
'num' => $this->version_num,
'link' => $this->link,
'md5' => $this->md5,
'autoupgrade' => $this->autoupgrade,
'autoupgrade_module' => $this->autoupgrade_module,
'autoupgrade_last_version' => $this->autoupgrade_last_version,
'autoupgrade_module_link' => $this->autoupgrade_module_link,
'changelog' => $this->changelog,
'desc' => $this->desc,
);
if (class_exists('Configuration')) {
Configuration::updateValue('PS_LAST_VERSION', serialize($configLastVersion));
Configuration::updateValue('PS_LAST_VERSION_CHECK', time());
}
}
} else {
$this->loadFromConfig();
}
// retro-compatibility :
// return array(name,link) if you don't use the last version
// false otherwise
if (version_compare(_PS_VERSION_, $this->version_num, '<')) {
$this->need_upgrade = true;
return array('name' => $this->version_name, 'link' => $this->link);
} else {
return false;
}
}
/**
* load the last version informations stocked in base
*
* @return Upgrader
*/
public function loadFromConfig()
{
$lastVersionCheck = Tools::unSerialize(Configuration::get('PS_LAST_VERSION'));
if ($lastVersionCheck) {
if (isset($lastVersionCheck['name'])) {
$this->version_name = $lastVersionCheck['name'];
}
if (isset($lastVersionCheck['num'])) {
$this->version_num = $lastVersionCheck['num'];
}
if (isset($lastVersionCheck['link'])) {
$this->link = $lastVersionCheck['link'];
}
if (isset($lastVersionCheck['autoupgrade'])) {
$this->autoupgrade = $lastVersionCheck['autoupgrade'];
}
if (isset($lastVersionCheck['autoupgrade_module'])) {
$this->autoupgrade_module = $lastVersionCheck['autoupgrade_module'];
}
if (isset($lastVersionCheck['autoupgrade_last_version'])) {
$this->autoupgrade_last_version = $lastVersionCheck['autoupgrade_last_version'];
}
if (isset($lastVersionCheck['autoupgrade_module_link'])) {
$this->autoupgrade_module_link = $lastVersionCheck['autoupgrade_module_link'];
}
if (isset($lastVersionCheck['md5'])) {
$this->md5 = $lastVersionCheck['md5'];
}
if (isset($lastVersionCheck['desc'])) {
$this->desc = $lastVersionCheck['desc'];
}
if (isset($lastVersionCheck['changelog'])) {
$this->changelog = $lastVersionCheck['changelog'];
}
}
return $this;
}
/**
* return an array of files
* that the md5file does not match to the original md5file (provided by $rss_md5file_link_dir )
* @return array
*/
public function getChangedFilesList()
{
if (is_array($this->changed_files) && count($this->changed_files) == 0) {
libxml_set_streams_context(@stream_context_create(array('http' => array('timeout' => 3))));
$checksum = @simplexml_load_file($this->rss_md5file_link_dir._PS_VERSION_.'.xml');
if ($checksum == false) {
$this->changed_files = false;
} else {
$this->browseXmlAndCompare($checksum->ps_root_dir[0]);
}
}
return $this->changed_files;
}
/** populate $this->changed_files with $path
* in sub arrays mail, translation and core items
* @param string $path filepath to add, relative to _PS_ROOT_DIR_
*/
protected function addChangedFile($path)
{
$this->version_is_modified = true;
if (strpos($path, 'mails/') !== false) {
$this->changed_files['mail'][] = $path;
} elseif (
strpos($path, '/en.php') !== false
|| strpos($path, '/fr.php') !== false
|| strpos($path, '/es.php') !== false
|| strpos($path, '/it.php') !== false
|| strpos($path, '/de.php') !== false
|| strpos($path, 'translations/') !== false
) {
$this->changed_files['translation'][] = $path;
} else {
$this->changed_files['core'][] = $path;
}
}
/** populate $this->missing_files with $path
*
* @param string $path filepath to add, relative to _PS_ROOT_DIR_
*/
protected function addMissingFile($path)
{
$this->version_is_modified = true;
$this->missing_files[] = $path;
}
/**
* @param $node
* @param array $currentPath
* @param int $level
*/
protected function browseXmlAndCompare($node, &$currentPath = array(), $level = 1)
{
foreach ($node as $key => $child) {
/** @var SimpleXMLElement $child */
if (is_object($child) && $child->getName() == 'dir') {
$currentPath[$level] = (string) $child['name'];
$this->browseXmlAndCompare($child, $currentPath, $level + 1);
} elseif (is_object($child) && $child->getName() == 'md5file') {
// We will store only relative path.
// absolute path is only used for file_exists and compare
$relativePath = '';
for ($i = 1; $i < $level; $i++) {
$relativePath .= $currentPath[$i].'/';
}
$relativePath .= (string)$child['name'];
$fullpath = _PS_ROOT_DIR_.DIRECTORY_SEPARATOR.$relativePath;
$fullpath = str_replace('ps_root_dir', _PS_ROOT_DIR_, $fullpath);
// replace default admin dir by current one
$fullpath = str_replace(_PS_ROOT_DIR_.'/admin', _PS_ADMIN_DIR_, $fullpath);
if (!file_exists($fullpath)) {
$this->addMissingFile($relativePath);
} elseif (!$this->compareChecksum($fullpath, (string) $child)) {
$this->addChangedFile($relativePath);
}
// else, file is original (and ok)
}
}
}
/**
* Compare checksum
*
* @param string $path
* @param string $originalSum
*
* @return bool
*/
protected function compareChecksum($path, $originalSum)
{
if (md5_file($path) == $originalSum) {
return true;
}
return false;
}
/**
* Is this an authentic PrestaShop version?
*
* @return bool
*/
public function isAuthenticPrestashopVersion()
{
$this->getChangedFilesList();
return !$this->version_is_modified;
}
}
Zerion Mini Shell 1.0