Changeset 4801 for waeup/branches

Timestamp:

14 Jan 2010, 09:07:09 (15 years ago)

Author:

uli

Message:

Add some interfaces for components we need for batch processing.

File:

• waeup/branches/ulif-importers/src/waeup/interfaces.py (modified) (2 diffs)

waeup/branches/ulif-importers/src/waeup/interfaces.py

@@ -9 +9 @@
 from waeup.permissions import RoleSource
 
+class FatalCSVError(Exception):
+    """Some row could not be processed.
+    """
+    pass
+
 def SimpleWAeUPVocabulary(*terms):
     """A well-buildt vocabulary provides terms with a value, token and
@@ -348 +353 @@
         `clear_old_data` is set to True.
         """
-        
+
+class IImporter(Interface):
+    """A CSV file importer.
+    """
+    name = schema.TextLine(
+        title = u'Importer name'
+        )
+
+    mode = schema.Choice(
+        title = u'Import mode',
+        values = ['create', 'update', 'remove']
+        )
+    
+    def doImport(path):
+        """Read data from ``path`` and update connected object.
+        """
+
+class ISchemaTypeConverter(Interface):
+    """A converter for zope.schema.types.
+    """
+    def convert(string):
+        """Convert string to certain schema type.
+        """
+
+    
 class IUserAccount(IWAeUPObject):
     """A user account.