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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\MediaStorage\Model\File;
use Magento\Framework\App\Filesystem\DirectoryList;
use Magento\Framework\Filesystem;
use Magento\Framework\Model\AbstractModel;
/**
* Class Storage
*
* @SuppressWarnings(PHPMD.CouplingBetweenObjects)
* @api
* @since 100.0.2
*/
class Storage extends AbstractModel
{
/**
* Storage systems ids
*/
const STORAGE_MEDIA_FILE_SYSTEM = 0;
const STORAGE_MEDIA_DATABASE = 1;
/**
* Config paths for storing storage configuration
*/
const XML_PATH_STORAGE_MEDIA = 'system/media_storage_configuration/media_storage';
const XML_PATH_STORAGE_MEDIA_DATABASE = 'system/media_storage_configuration/media_database';
const XML_PATH_MEDIA_RESOURCE_WHITELIST = 'system/media_storage_configuration/allowed_resources';
const XML_PATH_MEDIA_UPDATE_TIME = 'system/media_storage_configuration/configuration_update_time';
/**
* Prefix of model events names
*
* @var string
*/
protected $_eventPrefix = 'media_storage_file_storage';
/**
* Core file storage
*
* @var \Magento\MediaStorage\Helper\File\Storage
*/
protected $_coreFileStorage = null;
/**
* Core store config
*
* @var \Magento\Framework\App\Config\ScopeConfigInterface
*/
protected $_scopeConfig;
/**
* @var \Magento\Framework\App\Config\ScopeConfigInterface
*/
protected $_coreConfig;
/**
* Core file storage flag
*
* @var \Magento\MediaStorage\Model\File\Storage\Flag
*/
protected $_fileFlag;
/**
* File factory
*
* @var \Magento\MediaStorage\Model\File\Storage\FileFactory
*/
protected $_fileFactory;
/**
* @var \Magento\MediaStorage\Model\File\Storage\DatabaseFactory
*/
protected $_databaseFactory;
/**
* @var Filesystem
*
* @deprecated
*/
protected $filesystem;
/**
* @var Filesystem\Directory\ReadInterface
*/
private $localMediaDirectory;
/**
* @param \Magento\Framework\Model\Context $context
* @param \Magento\Framework\Registry $registry
* @param \Magento\MediaStorage\Helper\File\Storage $coreFileStorage
* @param \Magento\Framework\App\Config\ScopeConfigInterface $scopeConfig
* @param \Magento\Framework\App\Config\ScopeConfigInterface $coreConfig
* @param \Magento\MediaStorage\Model\File\Storage\Flag $fileFlag
* @param \Magento\MediaStorage\Model\File\Storage\FileFactory $fileFactory
* @param \Magento\MediaStorage\Model\File\Storage\DatabaseFactory $databaseFactory
* @param Filesystem $filesystem
* @param \Magento\Framework\Model\ResourceModel\AbstractResource $resource
* @param \Magento\Framework\Data\Collection\AbstractDb $resourceCollection
* @param array $data
* @SuppressWarnings(PHPMD.ExcessiveParameterList)
*/
public function __construct(
\Magento\Framework\Model\Context $context,
\Magento\Framework\Registry $registry,
\Magento\MediaStorage\Helper\File\Storage $coreFileStorage,
\Magento\Framework\App\Config\ScopeConfigInterface $scopeConfig,
\Magento\Framework\App\Config\ScopeConfigInterface $coreConfig,
\Magento\MediaStorage\Model\File\Storage\Flag $fileFlag,
\Magento\MediaStorage\Model\File\Storage\FileFactory $fileFactory,
\Magento\MediaStorage\Model\File\Storage\DatabaseFactory $databaseFactory,
Filesystem $filesystem,
\Magento\Framework\Model\ResourceModel\AbstractResource $resource = null,
\Magento\Framework\Data\Collection\AbstractDb $resourceCollection = null,
array $data = []
) {
$this->_coreFileStorage = $coreFileStorage;
$this->_scopeConfig = $scopeConfig;
$this->_coreConfig = $coreConfig;
$this->_fileFlag = $fileFlag;
$this->_fileFactory = $fileFactory;
$this->_databaseFactory = $databaseFactory;
$this->filesystem = $filesystem;
$this->localMediaDirectory = $filesystem->getDirectoryRead(
DirectoryList::MEDIA,
Filesystem\DriverPool::FILE
);
parent::__construct($context, $registry, $resource, $resourceCollection, $data);
}
/**
* Show if there were errors while synchronize process
*
* @param \Magento\Framework\Model\AbstractModel $sourceModel
* @param \Magento\Framework\Model\AbstractModel $destinationModel
* @return bool
*/
protected function _synchronizeHasErrors($sourceModel, $destinationModel)
{
if (!$sourceModel || !$destinationModel) {
return true;
}
return $sourceModel->hasErrors() || $destinationModel->hasErrors();
}
/**
* Return synchronize process status flag
*
* @return \Magento\MediaStorage\Model\File\Storage\Flag
*/
public function getSyncFlag()
{
return $this->_fileFlag->loadSelf();
}
/**
* Retrieve storage model
* If storage not defined - retrieve current storage
*
* params = array(
* connection => string, - define connection for model if needed
* init => bool - force initialization process for storage model
* )
*
* @param int|null $storage
* @param array $params
* @return AbstractModel|bool
*/
public function getStorageModel($storage = null, $params = [])
{
if ($storage === null) {
$storage = $this->_coreFileStorage->getCurrentStorageCode();
}
switch ($storage) {
case self::STORAGE_MEDIA_FILE_SYSTEM:
$model = $this->_fileFactory->create();
break;
case self::STORAGE_MEDIA_DATABASE:
$connection = isset($params['connection']) ? $params['connection'] : null;
$model = $this->_databaseFactory->create(['connectionName' => $connection]);
break;
default:
return false;
}
if (isset($params['init']) && $params['init']) {
$model->init();
}
return $model;
}
/**
* Synchronize current media storage with defined
* $storage = array(
* type => int
* connection => string
* )
*
* @param array $storage
* @return $this
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.NPathComplexity)
*/
public function synchronize($storage)
{
if (is_array($storage) && isset($storage['type'])) {
$storageDest = (int)$storage['type'];
$connection = isset($storage['connection']) ? $storage['connection'] : null;
$helper = $this->_coreFileStorage;
// if unable to sync to internal storage from itself
if ($storageDest == $helper->getCurrentStorageCode() && $helper->isInternalStorage()) {
return $this;
}
$sourceModel = $this->getStorageModel();
$destinationModel = $this->getStorageModel(
$storageDest,
['connection' => $connection, 'init' => true]
);
if (!$sourceModel || !$destinationModel) {
return $this;
}
$hasErrors = false;
$flag = $this->getSyncFlag();
$flagData = [
'source' => $sourceModel->getStorageName(),
'destination' => $destinationModel->getStorageName(),
'destination_storage_type' => $storageDest,
'destination_connection_name' => (string)$destinationModel->getConnectionName(),
'has_errors' => false,
'timeout_reached' => false,
];
$flag->setFlagData($flagData);
$destinationModel->clear();
$offset = 0;
while (($dirs = $sourceModel->exportDirectories($offset)) !== false) {
$flagData['timeout_reached'] = false;
if (!$hasErrors) {
$hasErrors = $this->_synchronizeHasErrors($sourceModel, $destinationModel);
if ($hasErrors) {
$flagData['has_errors'] = true;
}
}
$flag->setFlagData($flagData)->save();
$destinationModel->importDirectories($dirs);
$offset += count($dirs);
}
unset($dirs);
$offset = 0;
while (($files = $sourceModel->exportFiles($offset, 1)) !== false) {
$flagData['timeout_reached'] = false;
if (!$hasErrors) {
$hasErrors = $this->_synchronizeHasErrors($sourceModel, $destinationModel);
if ($hasErrors) {
$flagData['has_errors'] = true;
}
}
$flag->setFlagData($flagData)->save();
$destinationModel->importFiles($files);
$offset += count($files);
}
unset($files);
}
return $this;
}
/**
* Return current media directory, allowed resources for get.php script, etc.
*
* @return array
*/
public function getScriptConfig()
{
$config = [];
$config['media_directory'] = $this->localMediaDirectory->getAbsolutePath();
$allowedResources = $this->_coreConfig->getValue(self::XML_PATH_MEDIA_RESOURCE_WHITELIST, 'default');
array_walk_recursive($allowedResources, function($value, $key) use (&$resources) {
$resources[] = $value;
}, $resources);
$config['allowed_resources'] = $resources;
$config['update_time'] = $this->_scopeConfig->getValue(
self::XML_PATH_MEDIA_UPDATE_TIME,
\Magento\Store\Model\ScopeInterface::SCOPE_STORE
);
return $config;
}
}