Start of working BackupManager class

apps/backups/api.py

@@ -1,7 +1,41 @@
 from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import ugettext
 
 
-class ModuleBackup(object):
+class BackupManagerBase(object):
+    label = _(u'Base backup manager')
+    #def __init__(self, name, label):
+    #    self.label = label
+    #    self.name = name
+
+    def info(self):
+        return None
+
+    def __unicode__(self):
+        return unicode(self.__class__.label)
+
+
+class ModelFixtures(BackupManagerBase):
+    label = _(u'Model fixtures')
+
+    def __init__(self, models=None):
+        self.model_list = models or []
+    
+    def info(self):
+        return u', '.join(self.model_list) or _(u'All')
+
+
+class DirectoryCopy(BackupManagerBase):
+    label = _(u'Directory copy')
+
+    def __init__(self, path):
+        self.path = path
+    
+    def info(self):
+        return self.path
+
+
+class AppBackup(object):
     _registry = {}
  
     STATE_BACKING_UP = 'backing_up'
@@ -22,12 +56,20 @@ class ModuleBackup(object):
     def get_all(cls):
         return cls._registry.values()
 
-    def __init__(self, name, label):
+    def __init__(self, name, label, backup_managers):
         self.label = label
         self.name = name
+        self.backup_managers = backup_managers
         self.state = self.__class__.STATE_IDLE
         self.__class__._registry[name] = self
 
+    @property
+    def info(self):
+        results = []
+        for manager in self.backup_managers:
+            results.append(u'%s - %s' % (manager, manager.info() or _(u'Nothing')))
+        return u', '.join(results)
+
     def backup(self, storage_module=None):
         self.state = self.__class__.STATE_BACKING_UP
         # call storage_module
@@ -40,3 +82,18 @@ class ModuleBackup(object):
 
     def __unicode__(self):
         return unicode(self.label)
+
+
+class StorageModuleBase(object):
+    _registry = {}
+
+    def __init__(self, name, label):
+        self.label = label
+        self.name = name
+        self.__class__._registry[name] = self
+        
+    def backup(self, *args, **kwargs):
+        raise NotImplemented
+        
+    def restore(self, *args, **kwargs):
+        raise NotImplemented