/**
* Implements Rollback functionality for Db
*
* @return bool
*/
public function rollback()
{
set_time_limit(0);
ignore_user_abort(true);
$this->_lastOperationSucceed = false;
$archiveManager = new \Magento\Framework\Archive();
$source = $archiveManager->unpack($this->getBackupPath(), $this->getBackupsDir());
$file = new \Magento\Framework\Backup\Filesystem\Iterator\File($source);
foreach ($file as $statement) {
$this->getResourceModel()->runCommand($statement);
}
@unlink($source);
$this->_lastOperationSucceed = true;
return true;
}
/**
* Files rollback implementation via local filesystem
*
* @return void
* @throws \Magento\Framework\Exception\LocalizedException
*
* @see AbstractRollback::run()
*/
public function run()
{
$snapshotPath = $this->_snapshot->getBackupPath();
if (!is_file($snapshotPath) || !is_readable($snapshotPath)) {
throw new \Magento\Framework\Backup\Exception\CantLoadSnapshot(new \Magento\Framework\Phrase('Can\'t load snapshot archive'));
}
$fsHelper = new \Magento\Framework\Backup\Filesystem\Helper();
$filesInfo = $fsHelper->getInfo($this->_snapshot->getRootDir(), \Magento\Framework\Backup\Filesystem\Helper::INFO_WRITABLE, $this->_snapshot->getIgnorePaths());
if (!$filesInfo['writable']) {
throw new \Magento\Framework\Backup\Exception\NotEnoughPermissions(new \Magento\Framework\Phrase('Unable to make rollback because not all files are writable'));
}
$archiver = new \Magento\Framework\Archive();
/**
* we need these fake initializations because all magento's files in filesystem will be deleted and autoloader
* wont be able to load classes that we need for unpacking
*/
new \Magento\Framework\Archive\Tar();
new \Magento\Framework\Archive\Gz();
new \Magento\Framework\Archive\Helper\File('');
new \Magento\Framework\Archive\Helper\File\Gz('');
$fsHelper->rm($this->_snapshot->getRootDir(), $this->_snapshot->getIgnorePaths());
$archiver->unpack($snapshotPath, $this->_snapshot->getRootDir());
}
/**
* Unpack snapshot
*
* @param string $tmpDir
* @return void
*/
protected function _unpackSnapshot($tmpDir)
{
$snapshotPath = $this->_snapshot->getBackupPath();
$archiver = new \Magento\Framework\Archive();
$archiver->unpack($snapshotPath, $tmpDir);
}