/**
* Backup current DB to file local/backup/update.sql
* @return bool if it succeeds, false otherwise
* @throws \Exception
*/
public function backupDb()
{
$database = new Database($this->connection);
if (!$this->checkBackupIsPossible()) {
$message = 'Your database is too big for an automatic backup';
$this->log('error', $message);
throw new UpdateException($message);
}
$this->backupFile = THELIA_ROOT . $this->backupDir . 'update.sql';
$backupDir = THELIA_ROOT . $this->backupDir;
$fs = new Filesystem();
try {
$this->log('debug', sprintf('Backup database to file : %s', $this->backupFile));
// test if backup dir exists
if (!$fs->exists($backupDir)) {
$fs->mkdir($backupDir);
}
if (!is_writable($backupDir)) {
throw new \RuntimeException(sprintf('impossible to write in directory : %s', $backupDir));
}
// test if backup file already exists
if ($fs->exists($this->backupFile)) {
// remove file
$fs->remove($this->backupFile);
}
$database->backupDb($this->backupFile);
} catch (\Exception $ex) {
$this->log('error', sprintf('error during backup process with message : %s', $ex->getMessage()));
throw $ex;
}
}