Added validators and new transport

app/code/Transport/Folder.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Shikiryu\Backup\Transport;
+
+
+use Shikiryu\Backup\Backup\BackupAbstract;
+
+class Folder extends TransportAbstract
+{
+
+    protected $folder;
+
+    public function __construct(BackupAbstract $backup, array $config = array())
+    {
+        parent::__construct($backup, $config);
+
+        if (!empty($this->folder)) {
+            $this->folder = sprintf('%s/', rtrim($this->folder, '/'));
+        }
+    }
+
+    /**
+     * @return bool
+     * @throws \Exception
+     */
+    public function send()
+    {
+        foreach ($this->backup->getFilesToBackup() as $file => $name) {
+            if (copy($file, $this->folder . $name) === false) {
+                throw new \Exception(sprintf('Copy of %s in %s failed', $name, $this->folder));
+            };
+        }
+        foreach ($this->backup->getStreamsToBackup() as $name => $file) {
+            if (count(explode('.', $name)) < 2) {
+                $name = 'backup' . $name . '.txt';
+            }
+            if (file_put_contents($this->folder . $name, $file) === false) {
+                throw new \Exception(sprintf('Saving of %s in %s failed', $name, $this->folder));
+            }
+        }
+        return true;
+    }
+}