/home/sharedstore/public_html/prestashop.sharedstore.ma/classes
Edit: /home/sharedstore/public_html/prestashop.sharedstore.ma/classes/PrestaShopBackup.php (11702B)
* @copyright Since 2007 PrestaShop SA and Contributors
* @license https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
*/
/**
* Class PrestaShopBackupCore.
*/
class PrestaShopBackupCore
{
/** @var string Object id */
public $id;
/** @var string Last error messages */
public $error;
/** @var string default backup directory. */
public static $backupDir = '/backups/';
/** @var string custom backup directory. */
public $customBackupDir = null;
/** @var bool|string */
public $psBackupAll = true;
/** @var bool|string */
public $psBackupDropTable = true;
/**
* Creates a new backup object.
*
* @param string $filename Filename of the backup file
*/
public function __construct($filename = null)
{
if ($filename) {
$this->id = $this->getRealBackupPath($filename);
}
$psBackupAll = Configuration::get('PS_BACKUP_ALL');
$psBackupDropTable = Configuration::get('PS_BACKUP_DROP_TABLE');
$this->psBackupAll = $psBackupAll !== false ? $psBackupAll : true;
$this->psBackupDropTable = $psBackupDropTable !== false ? $psBackupDropTable : true;
}
/**
* you can set a different path with that function.
*
* @TODO include the prefix name
*
* @param string $dir
*
* @return bool
*/
public function setCustomBackupPath($dir)
{
$customDir = DIRECTORY_SEPARATOR . trim($dir, '/') . DIRECTORY_SEPARATOR;
if (is_dir(_PS_ADMIN_DIR_ . $customDir)) {
$this->customBackupDir = $customDir;
return true;
}
return false;
}
/**
* get the path to use for backup (customBackupDir if specified, or default).
*
* @param string $filename filename to use
*
* @return string full path
*/
public function getRealBackupPath($filename = null)
{
$backupDir = PrestaShopBackup::getBackupPath($filename);
if (!empty($this->customBackupDir)) {
$backupDir = str_replace(
_PS_ADMIN_DIR_ . self::$backupDir,
_PS_ADMIN_DIR_ . $this->customBackupDir,
$backupDir
);
if (strrpos($backupDir, DIRECTORY_SEPARATOR)) {
$backupDir .= DIRECTORY_SEPARATOR;
}
}
return $backupDir;
}
/**
* Get the full path of the backup file.
*
* @param string $filename prefix of the backup file (datetime will be the second part)
*
* @return string The full path of the backup file, or false if the backup file does not exists
*/
public static function getBackupPath($filename = '')
{
$backupdir = realpath(_PS_ADMIN_DIR_ . self::$backupDir);
if ($backupdir === false) {
die(Tools::displayError(Context::getContext()->getTranslator()->trans('"Backup" directory does not exist.', [], 'Admin.Advparameters.Notification')));
}
// Check the realpath so we can validate the backup file is under the backup directory
if (!empty($filename)) {
$backupfile = realpath($backupdir . DIRECTORY_SEPARATOR . $filename);
} else {
$backupfile = $backupdir . DIRECTORY_SEPARATOR;
}
if ($backupfile === false || strncmp($backupdir, $backupfile, strlen($backupdir)) != 0) {
die(Tools::displayError('Invalid backup file.'));
}
return $backupfile;
}
/**
* Check if a backup file exist.
*
* @param string $filename prefix of the backup file (datetime will be the second part)
*
* @return bool true if backup file exist
*/
public static function backupExist($filename)
{
$backupdir = realpath(_PS_ADMIN_DIR_ . self::$backupDir);
if ($backupdir === false) {
die(Tools::displayError(Context::getContext()->getTranslator()->trans('"Backup" directory does not exist.', [], 'Admin.Advparameters.Notification')));
}
return @filemtime($backupdir . DIRECTORY_SEPARATOR . $filename);
}
/**
* Get the URL used to retrieve this backup file.
*
* @return string The url used to request the backup file
*
* @deprecated As the call has been duplicated in the new Controller. Get the URL from the router instead.
*/
public function getBackupURL()
{
// Additionnal parameters (action, filename, ajax) are kept for backward compatibility, in case we disable the new controller
return Context::getContext()->link->getAdminLink(
'AdminBackup',
true,
[
'route' => 'admin_backup_download',
'downloadFileName' => basename($this->id),
],
[
'action' => 'backupContent',
'ajax' => 1,
'filename' => basename($this->id),
]
);
}
/**
* Delete the current backup file.
*
* @return bool Deletion result, true on success
*/
public function delete()
{
if (!$this->id || !unlink($this->id)) {
$this->error = Context::getContext()->getTranslator()->trans('Error deleting', [], 'Admin.Advparameters.Notification') . ' ' . ($this->id ? '"' . $this->id . '"' :
Context::getContext()->getTranslator()->trans('Invalid ID', [], 'Admin.Advparameters.Notification'));
return false;
}
return true;
}
/**
* Deletes a range of backup files.
*
* @return bool True on success
*/
public function deleteSelection($list)
{
foreach ($list as $file) {
$backup = new PrestaShopBackup($file);
if (!$backup->delete()) {
$this->error = $backup->error;
return false;
}
}
return true;
}
/**
* Creates a new backup file.
*
* @return bool true on successful backup
*/
public function add()
{
if (!$this->psBackupAll) {
$ignoreInsertTable = [_DB_PREFIX_ . 'connections', _DB_PREFIX_ . 'connections_page', _DB_PREFIX_
. 'connections_source', _DB_PREFIX_ . 'guest', _DB_PREFIX_ . 'statssearch',
];
} else {
$ignoreInsertTable = [];
}
// Generate some random number, to make it extra hard to guess backup file names
$rand = dechex(mt_rand(0, min(0xFFFFFFFF, mt_getrandmax())));
$date = time();
$backupfile = $this->getRealBackupPath() . $date . '-' . $rand . '.sql';
// Figure out what compression is available and open the file
if (function_exists('bzopen')) {
$backupfile .= '.bz2';
$fp = @bzopen($backupfile, 'w');
} elseif (function_exists('gzopen')) {
$backupfile .= '.gz';
$fp = @gzopen($backupfile, 'w');
} else {
$fp = @fopen($backupfile, 'wb');
}
if ($fp === false) {
echo Context::getContext()->getTranslator()->trans('Unable to create backup file', [], 'Admin.Advparameters.Notification') . ' "' . addslashes($backupfile) . '"';
return false;
}
$this->id = realpath($backupfile);
fwrite($fp, '/* Backup for ' . Tools::getHttpHost(false, false) . __PS_BASE_URI__ . "\n * at " . date('Y-m-d H:i:s', $date) . "\n */\n");
fwrite($fp, "\n" . 'SET NAMES \'utf8mb4\';');
fwrite($fp, "\n" . 'SET FOREIGN_KEY_CHECKS = 0;');
fwrite($fp, "\n" . 'SET SESSION sql_mode = \'\';' . "\n\n");
// Find all tables
$tables = Db::getInstance()->executeS('SHOW TABLES');
$found = 0;
foreach ($tables as $table) {
$table = current($table);
// Skip tables which do not start with _DB_PREFIX_
if (strlen($table) < strlen(_DB_PREFIX_) || strncmp($table, _DB_PREFIX_, strlen(_DB_PREFIX_)) != 0) {
continue;
}
// Export the table schema
$schema = Db::getInstance()->executeS('SHOW CREATE TABLE `' . $table . '`');
if (count($schema) != 1 || !isset($schema[0]['Table']) || !isset($schema[0]['Create Table'])) {
fclose($fp);
$this->delete();
echo Context::getContext()->getTranslator()->trans('An error occurred while backing up. Unable to obtain the schema of %s', [$table], 'Admin.Advparameters.Notification');
return false;
}
fwrite($fp, '/* Scheme for table ' . $schema[0]['Table'] . " */\n");
if ($this->psBackupDropTable) {
fwrite($fp, 'DROP TABLE IF EXISTS `' . $schema[0]['Table'] . '`;' . "\n");
}
fwrite($fp, $schema[0]['Create Table'] . ";\n\n");
if (!in_array($schema[0]['Table'], $ignoreInsertTable)) {
$data = Db::getInstance()->query('SELECT * FROM `' . $schema[0]['Table'] . '`');
$sizeof = Db::getInstance()->numRows();
if ($data && $sizeof > 0) {
// First we write the beginning of an insert query
fwrite($fp, 'INSERT INTO `' . $schema[0]['Table'] . "` VALUES\n");
// We start a counter, because we want to separate the queries by batches of 200 lines
$i = 1;
while ($row = Db::getInstance()->nextRow($data)) {
$s = '(';
foreach ($row as $value) {
if ($value === null) {
$s .= 'NULL,';
} else {
$s .= "'" . pSQL($value, true) . "',";
}
}
$s = rtrim($s, ',');
if ($i % 200 == 0 && $i < $sizeof) {
$s .= ");\nINSERT INTO `" . $schema[0]['Table'] . "` VALUES\n";
} elseif ($i < $sizeof) {
$s .= "),\n";
} else {
$s .= ");\n";
}
fwrite($fp, $s);
++$i;
}
}
}
++$found;
}
fclose($fp);
if ($found == 0) {
$this->delete();
echo Context::getContext()->getTranslator()->trans('No valid tables were found to backup.', [], 'Admin.Advparameters.Notification');
return false;
}
return true;
}
}