ovidiul / XCloner-Wordpress

includes/class-xcloner-encryption.php

Indentation +2 added lines, -2 removed lines

@@ -106,7 +106,7 @@ 
 	 * @param integer $iv   The IV key to use.
 	 * @param bool $verification   Weather we should we try to verify the decryption.
 	 * @return array|false  Returns array or FALSE if an error occured
-     * @throws Exception
+	 * @throws Exception
 	 */
 	public function encrypt_file($source, $dest = "", $key = "", $start = 0, $iv = "", $verification = true, $recursive = false)
 	{
@@ -237,7 +237,7 @@ 
 	 * @param int $start   Start position for reading when doing incremental mode.
 	 * @param integer $iv   The IV key to use.
 	 * @return array|false  Returns array or FALSE if an error occured
-     * @throws Exception
+	 * @throws Exception
 	 */
 	public function decrypt_file($source, $dest = "", $key = "", $start = 0, $iv = 0, $recursive = false)
 	{

includes/class-xcloner-file-system.php

Indentation +821 added lines, -821 removed lines

@@ -37,861 +37,861 @@
 class Xcloner_File_System
 {
 
-    private $excluded_files = "";
-    private $additional_regex_patterns = array();
-    private $excluded_files_by_default = array("administrator/backups", "wp-content/backups");
-    private $included_files_handler = "backup_files.csv";
-    private $temp_dir_handler = ".dir";
-    public $filesystem;
-    public $tmp_filesystem;
-    public $storage_filesystem;
-    private $xcloner_container;
-    private $diff_timestamp_start = "";
-
-    private $logger;
-    private $start_adapter;
-    private $tmp_adapter;
-    private $storage_adapter;
-    private $xcloner_settings;
-    private $start_filesystem;
-    private $tmp_filesystem_append;
-    private $storage_filesystem_append;
-
-    private $files_counter;
-    private $files_size;
-    private $last_logged_file;
-    private $folders_to_process_per_session = 25;
-    private $backup_archive_extensions = array("tar", "tgz", "tar.gz", "gz", "csv", "encrypted", "decrypted");
-    private $backup_name_tags = array('[time]', '[hostname]', '[domain]');
-
-    /**
-     * Xcloner_File_System constructor.
-     * @param Xcloner $xcloner_container
-     * @param string $hash
-     */
-    public function __construct(Xcloner $xcloner_container, $hash = "")
-    {
-        $this->xcloner_container = $xcloner_container;
-
-        $this->logger = $xcloner_container->get_xcloner_logger()->withName("xcloner_file_system");
-        $this->xcloner_settings = $xcloner_container->get_xcloner_settings();
-
-        try {
-
-            $this->start_adapter = new Local($this->xcloner_settings->get_xcloner_start_path(), LOCK_EX, 'SKIP_LINKS');
-            $this->start_filesystem = new Filesystem($this->start_adapter, new Config([
-                'disable_asserts' => true,
-            ]));
-
-            $this->tmp_adapter = new Local($this->xcloner_settings->get_xcloner_tmp_path(), LOCK_EX, 'SKIP_LINKS');
-            $this->tmp_filesystem = new Filesystem($this->tmp_adapter, new Config([
-                'disable_asserts' => true,
-            ]));
-            $adapter = new Local($this->xcloner_settings->get_xcloner_tmp_path(), LOCK_EX | FILE_APPEND, 'SKIP_LINKS');
-            $this->tmp_filesystem_append = new Filesystem($adapter, new Config([
-                'disable_asserts' => true,
-            ]));
-
-            $adapter = new Local($this->xcloner_settings->get_xcloner_store_path(), LOCK_EX, 'SKIP_LINKS');
-            $this->storage_filesystem = new Filesystem($adapter, new Config([
-                'disable_asserts' => true,
-            ]));
-
-            $this->storage_adapter = new Local($this->xcloner_settings->get_xcloner_store_path(), FILE_APPEND,
-                'SKIP_LINKS');
-            $this->storage_filesystem_append = new Filesystem($this->storage_adapter, new Config([
-                'disable_asserts' => true,
-            ]));
-        }catch (Exception $e) {
-            $this->logger->error("Filesystem Initialization Error: ".$e->getMessage());
-        }
-
-
-        if ($value = get_option('xcloner_directories_to_scan_per_request')) {
-            $this->folders_to_process_per_session = $value;
-        }
-
-    }
-
-    /**
-     * Set differential timestamp date
-     * @param string $timestamp
-     */
-    public function set_diff_timestamp_start($timestamp = "")
-    {
-        if ($timestamp) {
-            $this->logger->info(sprintf("Setting Differential Timestamp To %s", date("Y-m-d", $timestamp)), array(
-                "FILESYSTEM",
-                "DIFF"
-            ));
-            $this->diff_timestamp_start = $timestamp;
-        }
-    }
-
-    /**
-     * Gets the differential timestamp date
-     * @return string
-     */
-    public function get_diff_timestamp_start()
-    {
-        return $this->diff_timestamp_start;
-    }
-
-    private function get_xcloner_container()
-    {
-        return $this->xcloner_container;
-    }
-
-    public function set_hash($hash)
-    {
-        $this->xcloner_settings->set_hash($hash);
-    }
-
-    public function get_hash($hash)
-    {
-        $this->xcloner_settings->get_hash();
-    }
-
-    public function get_tmp_filesystem()
-    {
-        return $this->tmp_filesystem;
-    }
-
-    public function get_storage_filesystem($remote_storage_selection = "")
-    {
-        if ($remote_storage_selection != "") {
-            $remote_storage = $this->get_xcloner_container()->get_xcloner_remote_storage();
-            $method = "get_".$remote_storage_selection."_filesystem";
-
-            if (!method_exists($remote_storage, $method)) {
-                return false;
-            }
-
-            list($adapter, $filesystem) = $remote_storage->$method();
-
-            return $filesystem;
-        }
-
-        return $this->storage_filesystem;
-    }
-
-    public function get_tmp_filesystem_adapter()
-    {
-        return $this->tmp_adapter;
-    }
-
-    public function get_tmp_filesystem_append()
-    {
-        return $this->tmp_filesystem_append;
-    }
-
-    public function get_start_adapter()
-    {
-        return $this->start_adapter;
-    }
-
-    public function get_start_filesystem()
-    {
-        return $this->start_filesystem;
-    }
-
-    public function get_logger()
-    {
-        return $this->logger;
-    }
-
-    public function get_start_path_file_info($file)
-    {
-        $info = $this->getMetadataFull('start_adapter', $file);
-
-        return $this->start_filesystem->normalizeFileInfo($info);
-    }
-
-    /**
-     * @param string $file
-     */
-    public function get_storage_path_file_info($file)
-    {
-        return $this->getMetadataFull('storage_adapter', $file);
-    }
-
-    public function get_included_files_handler($metadata = 0)
-    {
-        $path = $this->included_files_handler;
-        if (!$metadata) {
-            return $path;
-        }
-
-        $spl_info = $this->getMetadataFull('tmp_adapter', $path);
-
-        return $spl_info;
-
-    }
-
-    public function get_temp_dir_handler()
-    {
-        return $this->temp_dir_handler;
-    }
-
-    public function get_latest_backup()
-    {
-        $files = $this->get_backup_archives_list();
-
-        if (is_array($files)) {
-            $this->sort_by($files, "timestamp", "desc");
-        }
-
-        $new_list = array();
-
-        foreach ($files as $key => $file) {
-            if (!isset($file['parent'])) {
-                $new_list[] = ($files[$key]);
-            }
-        }
-
-        if (isset($new_list[0])) {
-            return $new_list[0];
-        }
-    }
-
-    public function get_latest_backups()
-    {
-        $files = $this->get_backup_archives_list();
-
-        if (is_array($files)) {
-            $this->sort_by($files, "timestamp", "desc");
-        }
-
-        $new_list = array();
-
-        foreach ($files as $key => $file) {
-            if (!isset($file['parent'])) {
-                $new_list[] = ($files[$key]);
-            }
-        }
-
-        return $new_list;
-    }
-
-    public function get_storage_usage()
-    {
-        $files = $this->get_backup_archives_list();
-        $total = 0;
-
-        if (is_array($files)) {
-            foreach ($files as $file) {
-                $total += $file['size'];
-            }
-        }
-
-        return $total;
-    }
-
-    public function is_part($backup_name)
-    {
-        if (stristr($backup_name, "-part")) {
-            return true;
-        }
-
-        return false;
-    }
-
-    public function is_multipart($backup_name)
-    {
-        if (stristr($backup_name, "-multipart")) {
-            return true;
-        }
-
-        return false;
-    }
-
-    public function get_backup_size($backup_name)
-    {
-        $backup_size = $this->get_storage_filesystem()->getSize($backup_name);
-        if ($this->is_multipart($backup_name)) {
-            $backup_parts = $this->get_multipart_files($backup_name);
-            foreach ($backup_parts as $part_file) {
-                $backup_size += $this->get_storage_filesystem()->getSize($part_file);
-            }
-        }
-
-        return $backup_size;
-    }
-
-    public function get_multipart_files($backup_name, $storage_selection = "")
-    {
-        $files = array();
-
-        if ($this->is_multipart($backup_name)) {
-            $lines = explode(PHP_EOL, $this->get_storage_filesystem($storage_selection)->read($backup_name));
-            foreach ($lines as $line) {
-                if ($line) {
-                    $data = str_getcsv($line);
-                    $files[] = $data[0];
-                }
-            }
-        }
-
-        return $files;
-    }
-
-    public function delete_backup_by_name($backup_name, $storage_selection = "")
-    {
-        if ($this->is_multipart($backup_name)) {
-            $lines = explode(PHP_EOL, $this->get_storage_filesystem($storage_selection)->read($backup_name));
-            foreach ($lines as $line) {
-                if ($line) {
-                    $data = str_getcsv($line);
-                    $this->get_storage_filesystem($storage_selection)->delete($data[0]);
-                }
-            }
-        }
-
-        if ($this->get_storage_filesystem($storage_selection)->delete($backup_name)) {
-            $return = true;
-        } else {
-            $return = false;
-        }
-
-        return $return;
-    }
-
-    public function getMetadataFull($adapter = "storage_adapter", $path)
-    {
-        $location = $this->$adapter->applyPathPrefix($path);
-        $spl_info = new SplFileInfo($location);
-
-        return ($spl_info);
-    }
-
-
-    public function get_backup_archives_list($storage_selection = "")
-    {
-        $list = array();
-
-
-        if (method_exists($this->get_storage_filesystem($storage_selection), "listContents")) {
-            $list = $this->get_storage_filesystem($storage_selection)->listContents();
-        }
-
-        $backup_files = array();
-        $parents = array();
-
-        foreach ($list as $file_info) {
-            if (isset($file_info['extension']) and $file_info['extension'] == "csv") {
-                $data = array();
-
-                $lines = explode(PHP_EOL, $this->get_storage_filesystem($storage_selection)->read($file_info['path']));
-                foreach ($lines as $line) {
-                    if ($line) {
-                        $data = str_getcsv($line);
-                        if (is_array($data)) {
-                            $parents[$data[0]] = $file_info['basename'];
-                            $file_info['childs'][] = $data;
-                            $file_info['size'] += $data[2];
-                        }
-                    }
-                }
-
-            }
-
-            if ($file_info['type'] == 'file' and isset($file_info['extension']) and in_array($file_info['extension'],
-                    $this->backup_archive_extensions)) {
-                $backup_files[$file_info['path']] = $file_info;
-            }
-        }
-
-        foreach ($backup_files as $key => $file_info) {
-            if (!isset($backup_files[$key]['timestamp'])) {
-                //$backup_files[$key]['timestamp'] = $this->get_storage_filesystem($storage_selection)->getTimestamp($file_info['path']);
-            }
-
-            if (isset($parents[$file_info['basename']])) {
-                $backup_files[$key]['parent'] = $parents[$file_info['basename']];
-            }
-        }
-
-        return $backup_files;
-    }
-
-    public function start_file_recursion($init = 0)
-    {
-        if ($init) {
-            $this->logger->info(sprintf(__("Starting the filesystem scanner on root folder %s"),
-                $this->xcloner_settings->get_xcloner_start_path()));
-            $this->do_system_init();
-        }
-
-        if ($this->tmp_filesystem->has($this->get_temp_dir_handler())) {
-            //.dir exists, we presume we have files to iterate
-            $content = $this->tmp_filesystem->read($this->get_temp_dir_handler());
-            $files = array_filter(explode("\n", $content));
-            $this->tmp_filesystem->delete($this->get_temp_dir_handler());
-
-            $counter = 0;
-            foreach ($files as $file) {
-                if ($counter < $this->folders_to_process_per_session) {
-                    $this->build_files_list($file);
-                    $counter++;
-                } else {
-                    $this->tmp_filesystem_append->write($this->get_temp_dir_handler(), $file."\n");
-                }
-            }
-        } else {
-            $this->build_files_list();
-        }
-
-        if ($this->scan_finished()) {
-            $metadata_dumpfile = $this->get_tmp_filesystem()->getMetadata("index.html");
-            $this->store_file($metadata_dumpfile, 'tmp_filesystem');
-            $this->files_counter++;
-
-            //adding included dump file to the included files list
-            if ($this->get_tmp_filesystem()->has($this->get_included_files_handler())) {
-                $metadata_dumpfile = $this->get_tmp_filesystem()->getMetadata($this->get_included_files_handler());
-                $this->store_file($metadata_dumpfile, 'tmp_filesystem');
-                $this->files_counter++;
-            }
-
-            //adding a default index.html to the temp xcloner folder
-            if (!$this->get_tmp_filesystem()->has("index.html")) {
-                $this->get_tmp_filesystem()->write("index.html", "");
-            }
-
-            //adding the default log file
-            if ($this->get_tmp_filesystem()->has($this->xcloner_settings->get_logger_filename(1))) {
-                $metadata_dumpfile = $this->get_tmp_filesystem()->getMetadata($this->xcloner_settings->get_logger_filename(1));
-                $this->store_file($metadata_dumpfile, 'tmp_filesystem');
-                $this->files_counter++;
-            }
-
-            return false;
-        }
-
-        return true;
-    }
-
-    public function get_backup_attachments()
-    {
-        $return = array();
-
-        $files_list_file = $this->xcloner_settings->get_xcloner_tmp_path().DS.$this->get_included_files_handler();
-        if (file_exists($files_list_file)) {
-            $return[] = $files_list_file;
-        }
-
-        if ($this->xcloner_settings->get_xcloner_option('xcloner_enable_log')) {
-            $log_file = $this->xcloner_settings->get_xcloner_tmp_path().DS.$this->xcloner_settings->get_logger_filename(1);
-            if (!file_exists($log_file)) {
-                $log_file = $this->xcloner_settings->get_xcloner_store_path().DS.$this->xcloner_settings->get_logger_filename();
-            }
-
-            if (file_exists($log_file)) {
-                $return[] = $log_file;
-            }
-        }
-
-        return $return;
-    }
-
-    public function remove_tmp_filesystem()
-    {
-        //delete the temporary folder
-        $this->logger->debug(sprintf("Deleting the temporary storage folder %s",
-            $this->xcloner_settings->get_xcloner_tmp_path()));
-
-        $contents = $this->get_tmp_filesystem()->listContents();
-
-        if (is_array($contents)) {
-            foreach ($contents as $file_info) {
-                $this->get_tmp_filesystem()->delete($file_info['path']);
-            }
-        }
-
-        try {
-            rmdir($this->xcloner_settings->get_xcloner_tmp_path());
-        }catch (Exception $e) {
-            //silent continue
-        }
-
-        return;
-    }
-
-    public function cleanup_tmp_directories()
-    {
-        $adapter = new Local($this->xcloner_settings->get_xcloner_tmp_path(false), LOCK_EX | FILE_APPEND, 'SKIP_LINKS');
-        $tmp_filesystem = new Filesystem($adapter, new Config([
-            'disable_asserts' => true,
-        ]));
-
-        $contents = $tmp_filesystem->listContents();
-
-        foreach ($contents as $file) {
-
-            if (preg_match("/.xcloner-(.*)/", $file['path'])) {
-                if ($file['timestamp'] < strtotime("-1days")) {
-                    $tmp_filesystem->deleteDir($file['path']);
-                    $this->logger->debug(sprintf("Delete temporary directory %s", $file['path']));
-                }
-            }
-        }
-
-        return true;
-    }
-
-    private function do_system_init()
-    {
-        $this->files_counter = 0;
-
-        if (!$this->storage_filesystem->has("index.html")) {
-            $this->storage_filesystem->write("index.html", "");
-        }
-
-        if (!$this->tmp_filesystem->has("index.html")) {
-            $this->tmp_filesystem->write("index.html", "");
-        }
-
-        if ($this->tmp_filesystem->has($this->get_included_files_handler())) {
-            $this->tmp_filesystem->delete($this->get_included_files_handler());
-        }
-
-        if ($this->tmp_filesystem->has($this->get_temp_dir_handler())) {
-            $this->tmp_filesystem->delete($this->get_temp_dir_handler());
-        }
-    }
-
-    public function get_scanned_files_num()
-    {
-        return $this->files_counter;
-    }
-
-    public function get_scanned_files_total_size()
-    {
-        return $this->files_size;
-    }
-
-    public function last_logged_file()
-    {
-        return $this->last_logged_file;
-    }
-
-    public static function is_regex($regex)
-    {
-        return preg_match("/^\^(.*)\$$/i", $regex);
-    }
+	private $excluded_files = "";
+	private $additional_regex_patterns = array();
+	private $excluded_files_by_default = array("administrator/backups", "wp-content/backups");
+	private $included_files_handler = "backup_files.csv";
+	private $temp_dir_handler = ".dir";
+	public $filesystem;
+	public $tmp_filesystem;
+	public $storage_filesystem;
+	private $xcloner_container;
+	private $diff_timestamp_start = "";
+
+	private $logger;
+	private $start_adapter;
+	private $tmp_adapter;
+	private $storage_adapter;
+	private $xcloner_settings;
+	private $start_filesystem;
+	private $tmp_filesystem_append;
+	private $storage_filesystem_append;
+
+	private $files_counter;
+	private $files_size;
+	private $last_logged_file;
+	private $folders_to_process_per_session = 25;
+	private $backup_archive_extensions = array("tar", "tgz", "tar.gz", "gz", "csv", "encrypted", "decrypted");
+	private $backup_name_tags = array('[time]', '[hostname]', '[domain]');
 
-    public function set_excluded_files($excluded_files = array())
-    {
-        if (!is_array($excluded_files)) {
-            $excluded_files = array();
-        }
+	/**
+	 * Xcloner_File_System constructor.
+	 * @param Xcloner $xcloner_container
+	 * @param string $hash
+	 */
+	public function __construct(Xcloner $xcloner_container, $hash = "")
+	{
+		$this->xcloner_container = $xcloner_container;
+
+		$this->logger = $xcloner_container->get_xcloner_logger()->withName("xcloner_file_system");
+		$this->xcloner_settings = $xcloner_container->get_xcloner_settings();
+
+		try {
+
+			$this->start_adapter = new Local($this->xcloner_settings->get_xcloner_start_path(), LOCK_EX, 'SKIP_LINKS');
+			$this->start_filesystem = new Filesystem($this->start_adapter, new Config([
+				'disable_asserts' => true,
+			]));
+
+			$this->tmp_adapter = new Local($this->xcloner_settings->get_xcloner_tmp_path(), LOCK_EX, 'SKIP_LINKS');
+			$this->tmp_filesystem = new Filesystem($this->tmp_adapter, new Config([
+				'disable_asserts' => true,
+			]));
+			$adapter = new Local($this->xcloner_settings->get_xcloner_tmp_path(), LOCK_EX | FILE_APPEND, 'SKIP_LINKS');
+			$this->tmp_filesystem_append = new Filesystem($adapter, new Config([
+				'disable_asserts' => true,
+			]));
+
+			$adapter = new Local($this->xcloner_settings->get_xcloner_store_path(), LOCK_EX, 'SKIP_LINKS');
+			$this->storage_filesystem = new Filesystem($adapter, new Config([
+				'disable_asserts' => true,
+			]));
+
+			$this->storage_adapter = new Local($this->xcloner_settings->get_xcloner_store_path(), FILE_APPEND,
+				'SKIP_LINKS');
+			$this->storage_filesystem_append = new Filesystem($this->storage_adapter, new Config([
+				'disable_asserts' => true,
+			]));
+		}catch (Exception $e) {
+			$this->logger->error("Filesystem Initialization Error: ".$e->getMessage());
+		}
+
+
+		if ($value = get_option('xcloner_directories_to_scan_per_request')) {
+			$this->folders_to_process_per_session = $value;
+		}
+
+	}
+
+	/**
+	 * Set differential timestamp date
+	 * @param string $timestamp
+	 */
+	public function set_diff_timestamp_start($timestamp = "")
+	{
+		if ($timestamp) {
+			$this->logger->info(sprintf("Setting Differential Timestamp To %s", date("Y-m-d", $timestamp)), array(
+				"FILESYSTEM",
+				"DIFF"
+			));
+			$this->diff_timestamp_start = $timestamp;
+		}
+	}
+
+	/**
+	 * Gets the differential timestamp date
+	 * @return string
+	 */
+	public function get_diff_timestamp_start()
+	{
+		return $this->diff_timestamp_start;
+	}
+
+	private function get_xcloner_container()
+	{
+		return $this->xcloner_container;
+	}
+
+	public function set_hash($hash)
+	{
+		$this->xcloner_settings->set_hash($hash);
+	}
+
+	public function get_hash($hash)
+	{
+		$this->xcloner_settings->get_hash();
+	}
+
+	public function get_tmp_filesystem()
+	{
+		return $this->tmp_filesystem;
+	}
+
+	public function get_storage_filesystem($remote_storage_selection = "")
+	{
+		if ($remote_storage_selection != "") {
+			$remote_storage = $this->get_xcloner_container()->get_xcloner_remote_storage();
+			$method = "get_".$remote_storage_selection."_filesystem";
+
+			if (!method_exists($remote_storage, $method)) {
+				return false;
+			}
+
+			list($adapter, $filesystem) = $remote_storage->$method();
+
+			return $filesystem;
+		}
+
+		return $this->storage_filesystem;
+	}
+
+	public function get_tmp_filesystem_adapter()
+	{
+		return $this->tmp_adapter;
+	}
+
+	public function get_tmp_filesystem_append()
+	{
+		return $this->tmp_filesystem_append;
+	}
+
+	public function get_start_adapter()
+	{
+		return $this->start_adapter;
+	}
+
+	public function get_start_filesystem()
+	{
+		return $this->start_filesystem;
+	}
+
+	public function get_logger()
+	{
+		return $this->logger;
+	}
+
+	public function get_start_path_file_info($file)
+	{
+		$info = $this->getMetadataFull('start_adapter', $file);
+
+		return $this->start_filesystem->normalizeFileInfo($info);
+	}
+
+	/**
+	 * @param string $file
+	 */
+	public function get_storage_path_file_info($file)
+	{
+		return $this->getMetadataFull('storage_adapter', $file);
+	}
+
+	public function get_included_files_handler($metadata = 0)
+	{
+		$path = $this->included_files_handler;
+		if (!$metadata) {
+			return $path;
+		}
+
+		$spl_info = $this->getMetadataFull('tmp_adapter', $path);
+
+		return $spl_info;
+
+	}
+
+	public function get_temp_dir_handler()
+	{
+		return $this->temp_dir_handler;
+	}
+
+	public function get_latest_backup()
+	{
+		$files = $this->get_backup_archives_list();
+
+		if (is_array($files)) {
+			$this->sort_by($files, "timestamp", "desc");
+		}
+
+		$new_list = array();
+
+		foreach ($files as $key => $file) {
+			if (!isset($file['parent'])) {
+				$new_list[] = ($files[$key]);
+			}
+		}
+
+		if (isset($new_list[0])) {
+			return $new_list[0];
+		}
+	}
+
+	public function get_latest_backups()
+	{
+		$files = $this->get_backup_archives_list();
 
-        foreach ($excluded_files as $excl) {
+		if (is_array($files)) {
+			$this->sort_by($files, "timestamp", "desc");
+		}
 
-            if ($this->is_regex($excl)) {
-                $this->additional_regex_patterns[] = $excl;
-            }
-        }
+		$new_list = array();
 
-        $this->excluded_files = array_merge($excluded_files, $this->excluded_files_by_default);
+		foreach ($files as $key => $file) {
+			if (!isset($file['parent'])) {
+				$new_list[] = ($files[$key]);
+			}
+		}
 
-        return $this->excluded_files;
-    }
+		return $new_list;
+	}
 
-    public function get_excluded_files()
-    {
-        return $this->excluded_files_by_default;
-    }
+	public function get_storage_usage()
+	{
+		$files = $this->get_backup_archives_list();
+		$total = 0;
 
-    public function list_directory($path)
-    {
-        return $this->start_filesystem->listContents($path);
-    }
+		if (is_array($files)) {
+			foreach ($files as $file) {
+				$total += $file['size'];
+			}
+		}
 
-    public function build_files_list($folder = "")
-    {
-        $this->logger->debug(sprintf(("Building the files system list")));
+		return $total;
+	}
 
-        //if we start with the root folder(empty value), we initializa the file system
-        if (!$folder) {
+	public function is_part($backup_name)
+	{
+		if (stristr($backup_name, "-part")) {
+			return true;
+		}
 
-        }
+		return false;
+	}
 
-        try {
+	public function is_multipart($backup_name)
+	{
+		if (stristr($backup_name, "-multipart")) {
+			return true;
+		}
 
-            $files = $this->start_filesystem->listContents($folder);
-            foreach ($files as $file) {
-                if (!is_readable($this->xcloner_settings->get_xcloner_start_path().DS.$file['path'])) {
-                    $this->logger->info(sprintf(__("Excluding %s from the filesystem list, file not readable"),
-                        $file['path']), array(
-                        "FILESYSTEM SCAN",
-                        "NOT READABLE"
-                    ));
-                } elseif (!$matching_pattern = $this->is_excluded($file)) {
-                    $this->logger->info(sprintf(__("Adding %s to the filesystem list"), $file['path']), array(
-                        "FILESYSTEM SCAN",
-                        "INCLUDE"
-                    ));
-                    $file['visibility'] = $this->start_filesystem->getVisibility($file['path']);
-                    if ($this->store_file($file)) {
-                        $this->files_counter++;
-                    }
-                    if (isset($file['size'])) {
-                        $this->files_size += $file['size'];
-                    }
-
-                } else {
-                    $this->logger->info(sprintf(__("Excluding %s from the filesystem list, matching pattern %s"),
-                        $file['path'], $matching_pattern), array(
-                        "FILESYSTEM SCAN",
-                        "EXCLUDE"
-                    ));
-                }
-            }
+		return false;
+	}
 
-        }catch (Exception $e) {
+	public function get_backup_size($backup_name)
+	{
+		$backup_size = $this->get_storage_filesystem()->getSize($backup_name);
+		if ($this->is_multipart($backup_name)) {
+			$backup_parts = $this->get_multipart_files($backup_name);
+			foreach ($backup_parts as $part_file) {
+				$backup_size += $this->get_storage_filesystem()->getSize($part_file);
+			}
+		}
 
-            $this->logger->error($e->getMessage());
-
-        }
+		return $backup_size;
+	}
 
-    }
+	public function get_multipart_files($backup_name, $storage_selection = "")
+	{
+		$files = array();
+
+		if ($this->is_multipart($backup_name)) {
+			$lines = explode(PHP_EOL, $this->get_storage_filesystem($storage_selection)->read($backup_name));
+			foreach ($lines as $line) {
+				if ($line) {
+					$data = str_getcsv($line);
+					$files[] = $data[0];
+				}
+			}
+		}
 
-    public function estimate_read_write_time()
-    {
-        $tmp_file = ".xcloner".substr(md5(time()), 0, 5);
+		return $files;
+	}
 
-        $start_time = microtime(true);
+	public function delete_backup_by_name($backup_name, $storage_selection = "")
+	{
+		if ($this->is_multipart($backup_name)) {
+			$lines = explode(PHP_EOL, $this->get_storage_filesystem($storage_selection)->read($backup_name));
+			foreach ($lines as $line) {
+				if ($line) {
+					$data = str_getcsv($line);
+					$this->get_storage_filesystem($storage_selection)->delete($data[0]);
+				}
+			}
+		}
 
-        $data = str_repeat(rand(0, 9), 1024 * 1024); //write 1MB data
+		if ($this->get_storage_filesystem($storage_selection)->delete($backup_name)) {
+			$return = true;
+		} else {
+			$return = false;
+		}
 
-        try {
-            $this->tmp_filesystem->write($tmp_file, $data);
+		return $return;
+	}
 
-            $end_time = microtime(true) - $start_time;
+	public function getMetadataFull($adapter = "storage_adapter", $path)
+	{
+		$location = $this->$adapter->applyPathPrefix($path);
+		$spl_info = new SplFileInfo($location);
 
-            $return['writing_time'] = $end_time;
+		return ($spl_info);
+	}
 
-            $return['reading_time'] = $this->estimate_reading_time($tmp_file);
 
-            $this->tmp_filesystem->delete($tmp_file);
+	public function get_backup_archives_list($storage_selection = "")
+	{
+		$list = array();
 
-        }catch (Exception $e) {
 
-            $this->logger->error($e->getMessage());
+		if (method_exists($this->get_storage_filesystem($storage_selection), "listContents")) {
+			$list = $this->get_storage_filesystem($storage_selection)->listContents();
+		}
 
-        }
+		$backup_files = array();
+		$parents = array();
+
+		foreach ($list as $file_info) {
+			if (isset($file_info['extension']) and $file_info['extension'] == "csv") {
+				$data = array();
+
+				$lines = explode(PHP_EOL, $this->get_storage_filesystem($storage_selection)->read($file_info['path']));
+				foreach ($lines as $line) {
+					if ($line) {
+						$data = str_getcsv($line);
+						if (is_array($data)) {
+							$parents[$data[0]] = $file_info['basename'];
+							$file_info['childs'][] = $data;
+							$file_info['size'] += $data[2];
+						}
+					}
+				}
 
-        return $return;
-    }
+			}
 
-    public function backup_storage_cleanup()
-    {
-        $this->logger->info(sprintf(("Cleaning the backup storage on matching rules")));
+			if ($file_info['type'] == 'file' and isset($file_info['extension']) and in_array($file_info['extension'],
+					$this->backup_archive_extensions)) {
+				$backup_files[$file_info['path']] = $file_info;
+			}
+		}
 
-        $_storage_size = 0;
-        $_backup_files_list = array();
+		foreach ($backup_files as $key => $file_info) {
+			if (!isset($backup_files[$key]['timestamp'])) {
+				//$backup_files[$key]['timestamp'] = $this->get_storage_filesystem($storage_selection)->getTimestamp($file_info['path']);
+			}
 
-        //rule date limit
-        $current_timestamp = strtotime("-".$this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_days')." days");
-
-        $files = $this->storage_filesystem->listContents();
-
-        if (is_array($files)) {
-            foreach ($files as $file) {
-                if (isset($file['extension']) and in_array($file['extension'], $this->backup_archive_extensions)) {
-                    $_storage_size += $file['size']; //bytes
-                    $_backup_files_list[] = $file;
-                }
-            }
-        }
+			if (isset($parents[$file_info['basename']])) {
+				$backup_files[$key]['parent'] = $parents[$file_info['basename']];
+			}
+		}
 
+		return $backup_files;
+	}
 
-        $this->sort_by($_backup_files_list, "timestamp", "asc");
-
-        $_backups_counter = sizeof($_backup_files_list);
-
-        foreach ($_backup_files_list as $file) {
-            //processing rule folder capacity
-            if ($this->xcloner_settings->get_xcloner_option('xcloner_cleanup_capacity_limit') &&
-                $_storage_size >= ($set_storage_limit = 1024 * 1024 * $this->xcloner_settings->get_xcloner_option('xcloner_cleanup_capacity_limit')))    //bytes
-            {
-                $this->storage_filesystem->delete($file['path']);
-                $_storage_size -= $file['size'];
-                $this->logger->info("Deleting backup ".$file['path']." matching rule", array(
-                    "STORAGE SIZE LIMIT",
-                    $_storage_size." >= ".$set_storage_limit
-                ));
-            }
-
-            //processing rule days limit
-            if ($this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_days') && $current_timestamp >= $file['timestamp']) {
-                $this->storage_filesystem->delete($file['path']);
-                $this->logger->info("Deleting backup ".$file['path']." matching rule", array(
-                    "RETENTION LIMIT TIMESTAMP",
-                    $file['timestamp']." =< ".$this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_days')
-                ));
-            }
-
-            //processing backup countert limit
-            if ($this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_archives') && $_backups_counter >= $this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_archives')) {
-                $this->storage_filesystem->delete($file['path']);
-                $_backups_counter--;
-                $this->logger->info("Deleting backup ".$file['path']." matching rule", array(
-                    "BACKUP QUANTITY LIMIT",
-                    $_backups_counter." >= ".$this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_archives')
-                ));
-            }
-
-
-        }
+	public function start_file_recursion($init = 0)
+	{
+		if ($init) {
+			$this->logger->info(sprintf(__("Starting the filesystem scanner on root folder %s"),
+				$this->xcloner_settings->get_xcloner_start_path()));
+			$this->do_system_init();
+		}
 
-    }
+		if ($this->tmp_filesystem->has($this->get_temp_dir_handler())) {
+			//.dir exists, we presume we have files to iterate
+			$content = $this->tmp_filesystem->read($this->get_temp_dir_handler());
+			$files = array_filter(explode("\n", $content));
+			$this->tmp_filesystem->delete($this->get_temp_dir_handler());
+
+			$counter = 0;
+			foreach ($files as $file) {
+				if ($counter < $this->folders_to_process_per_session) {
+					$this->build_files_list($file);
+					$counter++;
+				} else {
+					$this->tmp_filesystem_append->write($this->get_temp_dir_handler(), $file."\n");
+				}
+			}
+		} else {
+			$this->build_files_list();
+		}
+
+		if ($this->scan_finished()) {
+			$metadata_dumpfile = $this->get_tmp_filesystem()->getMetadata("index.html");
+			$this->store_file($metadata_dumpfile, 'tmp_filesystem');
+			$this->files_counter++;
+
+			//adding included dump file to the included files list
+			if ($this->get_tmp_filesystem()->has($this->get_included_files_handler())) {
+				$metadata_dumpfile = $this->get_tmp_filesystem()->getMetadata($this->get_included_files_handler());
+				$this->store_file($metadata_dumpfile, 'tmp_filesystem');
+				$this->files_counter++;
+			}
+
+			//adding a default index.html to the temp xcloner folder
+			if (!$this->get_tmp_filesystem()->has("index.html")) {
+				$this->get_tmp_filesystem()->write("index.html", "");
+			}
+
+			//adding the default log file
+			if ($this->get_tmp_filesystem()->has($this->xcloner_settings->get_logger_filename(1))) {
+				$metadata_dumpfile = $this->get_tmp_filesystem()->getMetadata($this->xcloner_settings->get_logger_filename(1));
+				$this->store_file($metadata_dumpfile, 'tmp_filesystem');
+				$this->files_counter++;
+			}
+
+			return false;
+		}
+
+		return true;
+	}
+
+	public function get_backup_attachments()
+	{
+		$return = array();
+
+		$files_list_file = $this->xcloner_settings->get_xcloner_tmp_path().DS.$this->get_included_files_handler();
+		if (file_exists($files_list_file)) {
+			$return[] = $files_list_file;
+		}
+
+		if ($this->xcloner_settings->get_xcloner_option('xcloner_enable_log')) {
+			$log_file = $this->xcloner_settings->get_xcloner_tmp_path().DS.$this->xcloner_settings->get_logger_filename(1);
+			if (!file_exists($log_file)) {
+				$log_file = $this->xcloner_settings->get_xcloner_store_path().DS.$this->xcloner_settings->get_logger_filename();
+			}
+
+			if (file_exists($log_file)) {
+				$return[] = $log_file;
+			}
+		}
+
+		return $return;
+	}
+
+	public function remove_tmp_filesystem()
+	{
+		//delete the temporary folder
+		$this->logger->debug(sprintf("Deleting the temporary storage folder %s",
+			$this->xcloner_settings->get_xcloner_tmp_path()));
+
+		$contents = $this->get_tmp_filesystem()->listContents();
+
+		if (is_array($contents)) {
+			foreach ($contents as $file_info) {
+				$this->get_tmp_filesystem()->delete($file_info['path']);
+			}
+		}
+
+		try {
+			rmdir($this->xcloner_settings->get_xcloner_tmp_path());
+		}catch (Exception $e) {
+			//silent continue
+		}
+
+		return;
+	}
+
+	public function cleanup_tmp_directories()
+	{
+		$adapter = new Local($this->xcloner_settings->get_xcloner_tmp_path(false), LOCK_EX | FILE_APPEND, 'SKIP_LINKS');
+		$tmp_filesystem = new Filesystem($adapter, new Config([
+			'disable_asserts' => true,
+		]));
+
+		$contents = $tmp_filesystem->listContents();
+
+		foreach ($contents as $file) {
+
+			if (preg_match("/.xcloner-(.*)/", $file['path'])) {
+				if ($file['timestamp'] < strtotime("-1days")) {
+					$tmp_filesystem->deleteDir($file['path']);
+					$this->logger->debug(sprintf("Delete temporary directory %s", $file['path']));
+				}
+			}
+		}
+
+		return true;
+	}
+
+	private function do_system_init()
+	{
+		$this->files_counter = 0;
+
+		if (!$this->storage_filesystem->has("index.html")) {
+			$this->storage_filesystem->write("index.html", "");
+		}
+
+		if (!$this->tmp_filesystem->has("index.html")) {
+			$this->tmp_filesystem->write("index.html", "");
+		}
+
+		if ($this->tmp_filesystem->has($this->get_included_files_handler())) {
+			$this->tmp_filesystem->delete($this->get_included_files_handler());
+		}
+
+		if ($this->tmp_filesystem->has($this->get_temp_dir_handler())) {
+			$this->tmp_filesystem->delete($this->get_temp_dir_handler());
+		}
+	}
+
+	public function get_scanned_files_num()
+	{
+		return $this->files_counter;
+	}
+
+	public function get_scanned_files_total_size()
+	{
+		return $this->files_size;
+	}
+
+	public function last_logged_file()
+	{
+		return $this->last_logged_file;
+	}
+
+	public static function is_regex($regex)
+	{
+		return preg_match("/^\^(.*)\$$/i", $regex);
+	}
+
+	public function set_excluded_files($excluded_files = array())
+	{
+		if (!is_array($excluded_files)) {
+			$excluded_files = array();
+		}
+
+		foreach ($excluded_files as $excl) {
+
+			if ($this->is_regex($excl)) {
+				$this->additional_regex_patterns[] = $excl;
+			}
+		}
+
+		$this->excluded_files = array_merge($excluded_files, $this->excluded_files_by_default);
+
+		return $this->excluded_files;
+	}
+
+	public function get_excluded_files()
+	{
+		return $this->excluded_files_by_default;
+	}
+
+	public function list_directory($path)
+	{
+		return $this->start_filesystem->listContents($path);
+	}
+
+	public function build_files_list($folder = "")
+	{
+		$this->logger->debug(sprintf(("Building the files system list")));
+
+		//if we start with the root folder(empty value), we initializa the file system
+		if (!$folder) {
+
+		}
+
+		try {
+
+			$files = $this->start_filesystem->listContents($folder);
+			foreach ($files as $file) {
+				if (!is_readable($this->xcloner_settings->get_xcloner_start_path().DS.$file['path'])) {
+					$this->logger->info(sprintf(__("Excluding %s from the filesystem list, file not readable"),
+						$file['path']), array(
+						"FILESYSTEM SCAN",
+						"NOT READABLE"
+					));
+				} elseif (!$matching_pattern = $this->is_excluded($file)) {
+					$this->logger->info(sprintf(__("Adding %s to the filesystem list"), $file['path']), array(
+						"FILESYSTEM SCAN",
+						"INCLUDE"
+					));
+					$file['visibility'] = $this->start_filesystem->getVisibility($file['path']);
+					if ($this->store_file($file)) {
+						$this->files_counter++;
+					}
+					if (isset($file['size'])) {
+						$this->files_size += $file['size'];
+					}
+
+				} else {
+					$this->logger->info(sprintf(__("Excluding %s from the filesystem list, matching pattern %s"),
+						$file['path'], $matching_pattern), array(
+						"FILESYSTEM SCAN",
+						"EXCLUDE"
+					));
+				}
+			}
+
+		}catch (Exception $e) {
+
+			$this->logger->error($e->getMessage());
+
+		}
+
+	}
+
+	public function estimate_read_write_time()
+	{
+		$tmp_file = ".xcloner".substr(md5(time()), 0, 5);
+
+		$start_time = microtime(true);
+
+		$data = str_repeat(rand(0, 9), 1024 * 1024); //write 1MB data
+
+		try {
+			$this->tmp_filesystem->write($tmp_file, $data);
+
+			$end_time = microtime(true) - $start_time;
+
+			$return['writing_time'] = $end_time;
+
+			$return['reading_time'] = $this->estimate_reading_time($tmp_file);
+
+			$this->tmp_filesystem->delete($tmp_file);
+
+		}catch (Exception $e) {
+
+			$this->logger->error($e->getMessage());
+
+		}
+
+		return $return;
+	}
+
+	public function backup_storage_cleanup()
+	{
+		$this->logger->info(sprintf(("Cleaning the backup storage on matching rules")));
+
+		$_storage_size = 0;
+		$_backup_files_list = array();
+
+		//rule date limit
+		$current_timestamp = strtotime("-".$this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_days')." days");
+
+		$files = $this->storage_filesystem->listContents();
+
+		if (is_array($files)) {
+			foreach ($files as $file) {
+				if (isset($file['extension']) and in_array($file['extension'], $this->backup_archive_extensions)) {
+					$_storage_size += $file['size']; //bytes
+					$_backup_files_list[] = $file;
+				}
+			}
+		}
+
+
+		$this->sort_by($_backup_files_list, "timestamp", "asc");
+
+		$_backups_counter = sizeof($_backup_files_list);
+
+		foreach ($_backup_files_list as $file) {
+			//processing rule folder capacity
+			if ($this->xcloner_settings->get_xcloner_option('xcloner_cleanup_capacity_limit') &&
+				$_storage_size >= ($set_storage_limit = 1024 * 1024 * $this->xcloner_settings->get_xcloner_option('xcloner_cleanup_capacity_limit')))    //bytes
+			{
+				$this->storage_filesystem->delete($file['path']);
+				$_storage_size -= $file['size'];
+				$this->logger->info("Deleting backup ".$file['path']." matching rule", array(
+					"STORAGE SIZE LIMIT",
+					$_storage_size." >= ".$set_storage_limit
+				));
+			}
+
+			//processing rule days limit
+			if ($this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_days') && $current_timestamp >= $file['timestamp']) {
+				$this->storage_filesystem->delete($file['path']);
+				$this->logger->info("Deleting backup ".$file['path']." matching rule", array(
+					"RETENTION LIMIT TIMESTAMP",
+					$file['timestamp']." =< ".$this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_days')
+				));
+			}
+
+			//processing backup countert limit
+			if ($this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_archives') && $_backups_counter >= $this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_archives')) {
+				$this->storage_filesystem->delete($file['path']);
+				$_backups_counter--;
+				$this->logger->info("Deleting backup ".$file['path']." matching rule", array(
+					"BACKUP QUANTITY LIMIT",
+					$_backups_counter." >= ".$this->xcloner_settings->get_xcloner_option('xcloner_cleanup_retention_limit_archives')
+				));
+			}
+
+
+		}
+
+	}
+
+	/**
+	 * @param string $tmp_file
+	 */
+	public function estimate_reading_time($tmp_file)
+	{
+		$this->logger->debug(sprintf(("Estimating file system reading time")));
+
+		$start_time = microtime(true);
+
+		if ($this->tmp_filesystem->has($tmp_file)) {
+			$this->tmp_filesystem->read($tmp_file);
+		}
+
+		$end_time = microtime(true) - $start_time;
+
+		return $end_time;
+
+	}
+
+	public function process_backup_name($name = "", $max_length = 100)
+	{
+		if (!$name) {
+			$name = $this->xcloner_settings->get_default_backup_name();
+		}
+
+		foreach ($this->backup_name_tags as $tag) {
+			if ($tag == '[time]') {
+				$name = str_replace($tag, date("Y-m-d_H-i"), $name);
+			} elseif ($tag == '[hostname]') {
+				$name = str_replace($tag, gethostname(), $name);
+			} elseif ($tag == '[domain]') {
+				$domain = parse_url(admin_url(), PHP_URL_HOST);
+				$name = str_replace($tag, $domain, $name);
+			}
+		}
+
+		if ($max_length) {
+			$name = substr($name, 0, $max_length);
+		}
+
+		return $name;
+	}
+
+	/**
+	 * @param string $field
+	 */
+	public function sort_by(&$array, $field, $direction = 'asc')
+	{
+		if (strtolower($direction) == "desc" || $direction == SORT_DESC) {
+			$direction = SORT_DESC;
+		} else {
+			$direction = SORT_ASC;
+		}
+
+		$array = $this->array_orderby($array, $field, $direction);
+
+		return true;
+	}
+
+	private function array_orderby()
+	{
+		$args = func_get_args();
+		$data = array_shift($args);
+
+		foreach ($args as $n => $field) {
+			if (is_string($field)) {
+				$tmp = array();
+				foreach ($data as $key => $row) {
+					if (is_array($row)) {
+						$tmp[$key] = $row[$field];
+					} else {
+						$tmp[$key] = $row->$field;
+					}
+				}
+				$args[$n] = $tmp;
+			}
+		}
+		$args[] = &$data;
+
+		call_user_func_array('array_multisort', $args);
+
+		return array_pop($args);
+	}
+
+	private function check_file_diff_time($file)
+	{
+		if ($this->get_diff_timestamp_start() != "") {
+			$fileMeta = $this->getMetadataFull("start_adapter", $file['path']);
+			$timestamp = $fileMeta->getMTime();
+			if ($timestamp < $fileMeta->getCTime()) {
+				$timestamp = $fileMeta->getCTime();
+			}
+
+			if ($timestamp <= $this->get_diff_timestamp_start()) {
+				return " file DIFF timestamp ".$timestamp." < ".$this->diff_timestamp_start;
+			}
+		}
+
+		return false;
+	}
+
+	public function is_excluded($file)
+	{
+		$this->logger->debug(sprintf(("Checking if %s is excluded"), $file['path']));
+
+		if ($xcloner_exclude_files_larger_than_mb = $this->xcloner_settings->get_xcloner_option('xcloner_exclude_files_larger_than_mb')) {
+			if (isset($file['size']) && $file['size'] > $this->calc_to_bytes($xcloner_exclude_files_larger_than_mb)) {
+				return "> ".$xcloner_exclude_files_larger_than_mb."MB";
+			}
+		}
+
+		if (!is_array($this->excluded_files) || !sizeof($this->excluded_files)) {
+			$this->set_excluded_files();
+		}
+
+		if (is_array($this->excluded_files)) {
+			foreach ($this->excluded_files as $excluded_file_pattern) {
+				if ($excluded_file_pattern == "/") {
+					$needle = "$";
+				} else {
+					$needle = "$".$excluded_file_pattern;
+				}
+
+				if (strstr("$".$file['path'], $needle)) {
+					return $excluded_file_pattern;
+				}
+			}
+		}
+
+		if ($regex = $this->is_excluded_regex($file)) {
+			return $regex;
+		}
+
+		if ($file['type'] == "file") {
+			$check_file_diff_timestamp = $this->check_file_diff_time($file);
+			if ($check_file_diff_timestamp) {
+				return $check_file_diff_timestamp;
+			}
+		}
+
+		return false;
+	}
 
-    /**
-     * @param string $tmp_file
-     */
-    public function estimate_reading_time($tmp_file)
-    {
-        $this->logger->debug(sprintf(("Estimating file system reading time")));
-
-        $start_time = microtime(true);
-
-        if ($this->tmp_filesystem->has($tmp_file)) {
-            $this->tmp_filesystem->read($tmp_file);
-        }
-
-        $end_time = microtime(true) - $start_time;
-
-        return $end_time;
-
-    }
-
-    public function process_backup_name($name = "", $max_length = 100)
-    {
-        if (!$name) {
-            $name = $this->xcloner_settings->get_default_backup_name();
-        }
-
-        foreach ($this->backup_name_tags as $tag) {
-            if ($tag == '[time]') {
-                $name = str_replace($tag, date("Y-m-d_H-i"), $name);
-            } elseif ($tag == '[hostname]') {
-                $name = str_replace($tag, gethostname(), $name);
-            } elseif ($tag == '[domain]') {
-                $domain = parse_url(admin_url(), PHP_URL_HOST);
-                $name = str_replace($tag, $domain, $name);
-            }
-        }
-
-        if ($max_length) {
-            $name = substr($name, 0, $max_length);
-        }
-
-        return $name;
-    }
-
-    /**
-     * @param string $field
-     */
-    public function sort_by(&$array, $field, $direction = 'asc')
-    {
-        if (strtolower($direction) == "desc" || $direction == SORT_DESC) {
-            $direction = SORT_DESC;
-        } else {
-            $direction = SORT_ASC;
-        }
-
-        $array = $this->array_orderby($array, $field, $direction);
-
-        return true;
-    }
-
-    private function array_orderby()
-    {
-        $args = func_get_args();
-        $data = array_shift($args);
-
-        foreach ($args as $n => $field) {
-            if (is_string($field)) {
-                $tmp = array();
-                foreach ($data as $key => $row) {
-                    if (is_array($row)) {
-                        $tmp[$key] = $row[$field];
-                    } else {
-                        $tmp[$key] = $row->$field;
-                    }
-                }
-                $args[$n] = $tmp;
-            }
-        }
-        $args[] = &$data;
-
-        call_user_func_array('array_multisort', $args);
-
-        return array_pop($args);
-    }
-
-    private function check_file_diff_time($file)
-    {
-        if ($this->get_diff_timestamp_start() != "") {
-            $fileMeta = $this->getMetadataFull("start_adapter", $file['path']);
-            $timestamp = $fileMeta->getMTime();
-            if ($timestamp < $fileMeta->getCTime()) {
-                $timestamp = $fileMeta->getCTime();
-            }
-
-            if ($timestamp <= $this->get_diff_timestamp_start()) {
-                return " file DIFF timestamp ".$timestamp." < ".$this->diff_timestamp_start;
-            }
-        }
-
-        return false;
-    }
-
-    public function is_excluded($file)
-    {
-        $this->logger->debug(sprintf(("Checking if %s is excluded"), $file['path']));
-
-        if ($xcloner_exclude_files_larger_than_mb = $this->xcloner_settings->get_xcloner_option('xcloner_exclude_files_larger_than_mb')) {
-            if (isset($file['size']) && $file['size'] > $this->calc_to_bytes($xcloner_exclude_files_larger_than_mb)) {
-                return "> ".$xcloner_exclude_files_larger_than_mb."MB";
-            }
-        }
-
-        if (!is_array($this->excluded_files) || !sizeof($this->excluded_files)) {
-            $this->set_excluded_files();
-        }
-
-        if (is_array($this->excluded_files)) {
-            foreach ($this->excluded_files as $excluded_file_pattern) {
-                if ($excluded_file_pattern == "/") {
-                    $needle = "$";
-                } else {
-                    $needle = "$".$excluded_file_pattern;
-                }
-
-                if (strstr("$".$file['path'], $needle)) {
-                    return $excluded_file_pattern;
-                }
-            }
-        }
-
-        if ($regex = $this->is_excluded_regex($file)) {
-            return $regex;
-        }
-
-        if ($file['type'] == "file") {
-            $check_file_diff_timestamp = $this->check_file_diff_time($file);
-            if ($check_file_diff_timestamp) {
-                return $check_file_diff_timestamp;
-            }
-        }
-
-        return false;
-    }
-
-    /*REGEX examples
+	/*REGEX examples
      *
     * exclude all except .php file
     * PATTERN: ^(.*)\.(.+)$(?<!(php))