diff --git a/Transport/Factory.php b/Transport/Factory.php
deleted file mode 100644
index b1cd561..0000000
--- a/Transport/Factory.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-class Shikiryu_Backup_Transport_Factory
-{
-    /**
-     * @param $type
-     * @param Shikiryu_Backup_Abstract $backup
-     *
-     * @return bool
-     */
-    public static function getAndSend($type, Shikiryu_Backup_Abstract $backup, $args = null) {
-        $class = sprintf('Shikiryu_Backup_Transport_%s', ucfirst($type));
-        if (class_exists($class)) {
-            /* @var $instance Shikiryu_Backup_Transport_Abstract */
-            $instance = new $class($backup, $args);
-            return $instance->send();
-        }
-        return false;
-    }
-}
\ No newline at end of file
diff --git a/app/code/Scenario.php b/app/code/Scenario.php
new file mode 100644
index 0000000..063825e
--- /dev/null
+++ b/app/code/Scenario.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Shikiryu\Backup;
+
+use Shikiryu\Backup\Backup\Factory as BackupFactory;
+use Shikiryu\Backup\Transport\Factory as TransportFactory;
+
+class Scenario {
+
+    private $backup;
+    private $to;
+
+    /**
+     * @param array $scenario
+     */
+    private function __construct(array $scenario)
+    {
+        $this->backup   = BackupFactory::build($scenario['backup']);
+        $this->to       = TransportFactory::build($scenario['to']);
+    }
+
+
+    public static function launch($scenario)
+    {
+        if (is_readable($scenario)) {
+            $scenario = json_decode(file_get_contents($scenario), true);
+            if (static::isValid($scenario)) {
+                $scenario = new self($scenario);
+            }
+            throw new \Exception('invalid scenario.');
+        }
+        throw new \Exception('scenario not found.');
+    }
+
+    public static function isValid(\StdClass $scenario)
+    {
+        return
+            isset($scenario->backup) &&
+            count($scenario->backup) === 1 &&
+            isset($scenario->to) &&
+            count($scenario->to) === 1;
+    }
+
+}
\ No newline at end of file
diff --git a/Transport/Abstract.php b/app/code/Transport/Abstract.php
similarity index 72%
rename from Transport/Abstract.php
rename to app/code/Transport/Abstract.php
index 86277e5..45c3100 100644
--- a/Transport/Abstract.php
+++ b/app/code/Transport/Abstract.php
@@ -1,12 +1,16 @@
 <?php
 
-abstract class Shikiryu_Backup_Transport_Abstract
+namespace Shikiryu\Backup\Transport;
+
+use Shikiryu\Backup\Backup\BackupAbstract;
+
+abstract class TransportAbstract
 {
 
     protected $backup;
     protected $config;
 
-    public function __construct(Shikiryu_Backup_Abstract $backup)
+    public function __construct(BackupAbstract $backup)
     {
         $config         = parse_ini_file(dirname(__FILE__).'/../config/config.ini');
         $classname      = get_class($this);
diff --git a/Transport/Email.php b/app/code/Transport/Email.php
similarity index 99%
rename from Transport/Email.php
rename to app/code/Transport/Email.php
index 31c0881..b4dbe08 100644
--- a/Transport/Email.php
+++ b/app/code/Transport/Email.php
@@ -1,6 +1,8 @@
 <?php
 
-class Shikiryu_Backup_Transport_Email extends Shikiryu_Backup_Transport_Abstract
+namespace Shikiryu\Backup\Transport;
+
+class Email extends TransportAbstract
 {
 
     private $to;
diff --git a/Transport/FTP.php b/app/code/Transport/FTP.php
similarity index 96%
rename from Transport/FTP.php
rename to app/code/Transport/FTP.php
index 74052fb..ee0811c 100644
--- a/Transport/FTP.php
+++ b/app/code/Transport/FTP.php
@@ -1,6 +1,7 @@
 <?php
+namespace Shikiryu\Backup\Transport;
 
-class Shikiryu_Backup_Transport_Ftp extends Shikiryu_Backup_Transport_Abstract
+class Ftp extends TransportAbstract
 {
 
     private $path;
diff --git a/app/code/Transport/Factory.php b/app/code/Transport/Factory.php
new file mode 100644
index 0000000..13ab2b3
--- /dev/null
+++ b/app/code/Transport/Factory.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Shikiryu\Backup\Transport;
+
+class Factory
+{
+    /**
+     * @param $type
+     * @param Shikiryu_Backup_Abstract $backup
+     *
+     * @return bool
+     */
+    public static function build(array $config)
+    {
+        $class = array_keys($config)[0];
+        if (class_exists($class)) {
+            /* @var $instance BackupAbstract */
+            return new $class(array_values($config));
+        }
+        return null;
+    }
+}
\ No newline at end of file
diff --git a/Abstract.php b/app/code/backup/Abstract.php
similarity index 96%
rename from Abstract.php
rename to app/code/backup/Abstract.php
index 60ecf33..fbab302 100644
--- a/Abstract.php
+++ b/app/code/backup/Abstract.php
@@ -1,9 +1,8 @@
 <?php
 
-include_once dirname(__FILE__) . '/Transport/Email.php';
-include_once dirname(__FILE__) . '/Transport/FTP.php';
+namespace Shikiryu\Backup\Backup;
 
-class Shikiryu_Backup_Abstract
+class BackupAbstract
 {
 
     protected $_filesToBackup;
diff --git a/app/code/backup/Factory.php b/app/code/backup/Factory.php
new file mode 100644
index 0000000..5ff7bad
--- /dev/null
+++ b/app/code/backup/Factory.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace Shikiryu\Backup\Backup;
+
+class Factory
+{
+    /**
+     * @param array $config
+     * @return BackupAbstract
+     */
+    public static function build(array $config)
+    {
+        $class = array_keys($config)[0];
+        if (class_exists($class)) {
+            /* @var $instance BackupAbstract */
+            return new $class(array_values($config));
+        }
+        return null;
+    }
+}
\ No newline at end of file
diff --git a/Files.php b/app/code/backup/Files.php
similarity index 87%
rename from Files.php
rename to app/code/backup/Files.php
index dd88be7..5956e0b 100644
--- a/Files.php
+++ b/app/code/backup/Files.php
@@ -1,7 +1,7 @@
 <?php
-include_once dirname(__FILE__).'/Abstract.php';
+namespace Shikiryu\Backup\Backup;
 
-class Shikiryu_Backup_Files extends Shikiryu_Backup_Abstract
+class Files extends BackupAbstract
 {
 
     /**
diff --git a/Mysql.php b/app/code/backup/Mysql.php
similarity index 96%
rename from Mysql.php
rename to app/code/backup/Mysql.php
index b66d27b..a434164 100644
--- a/Mysql.php
+++ b/app/code/backup/Mysql.php
@@ -1,8 +1,8 @@
 <?php
 
-include_once  dirname(__FILE__) . '/Abstract.php';
+namespace Shikiryu\Backup\Backup;
 
-class Shikiryu_Backup_MYSQL extends Shikiryu_Backup_Abstract
+class Mysql extends BackupAbstract
 {
 
     /**
diff --git a/app/scenario/scenarii.json b/app/scenario/scenarii.json
new file mode 100644
index 0000000..08e463f
--- /dev/null
+++ b/app/scenario/scenarii.json
@@ -0,0 +1,31 @@
+[{
+  "backup": {
+    "Files": {
+      "files": [
+        "/path/to/file1",
+        "/path/to/file2"
+      ]
+    },
+    "Mysql": {
+      "host"  : "mysql address",
+      "login" : "mysql login",
+      "pwd"   : "mysql password",
+      "db"    : "mysql database"
+    }
+  },
+  "to": {
+    "Email": {
+      "to"        : "recipient@example.net;recipient2@example.net", // TODO manage more than one recipient
+      "from"      : "<name>from@example.net",
+      "encoding"  : "UTF-8",
+      "subject"   : "[Example.net] backup of the day",
+      "message"   : "Hi,\n\nYou can find your backup in this mail.\n\nRegards,\nMyself."
+    },
+    "Ftp": {
+      "host"      : "ftp.domain.com",
+      "login"     : "login",
+      "password"  : "password",
+      "folder"    : "/folder"
+    }
+  }
+}]
\ No newline at end of file
diff --git a/app/temp/.gitkeep b/app/temp/.gitkeep
new file mode 100644
index 0000000..e69de29