Added automatic config file

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/trunk@1950 b32b6428-25c9-4566-ad07-03861ab6144f

devices/protocols/ZWave/xaal/zwave/gw.py

@@ -22,13 +22,23 @@ class GW(object):
     def __init__(self,engine):
         self.products = []
         self.engine = engine
-        self.save_config = False
-        self.cfg = tools.load_cfg_or_die(PACKAGE_NAME)
+        self.config()
         atexit.register(self._exit)
         self.setup_gw()
         self.setup_network()
         self.setup_products()
 
+    def config(self):
+        self.save_config = False
+        cfg = tools.load_cfg(PACKAGE_NAME)
+        if not cfg:
+            logger.info('Missing config file, building a new one')
+            cfg = tools.new_cfg(PACKAGE_NAME)
+            cfg['config']['port'] = '/dev/zwave'
+            cfg['products'] = {}
+            cfg.write()
+        self.cfg = cfg
+        
     def update_value(self,network,node,value):
         dev = self.get_product(node.node_id)
         if dev: