Changeset 12442 for main/waeup.ikoba/trunk/src/waeup/ikoba/documents/document.py

Timestamp:

11 Jan 2015, 16:53:38 (10 years ago)

Author:

Henrik Bettermann

Message:

Add handler for document removal. Files must be removed too.

File:

• main/waeup.ikoba/trunk/src/waeup/ikoba/documents/document.py (modified) (3 diffs)

main/waeup.ikoba/trunk/src/waeup/ikoba/documents/document.py

@@ -40 +40 @@
     IPDFDocument, IHTMLDocument, IRESTDocument)
 
+
+@grok.subscribe(IDocument, grok.IObjectRemovedEvent)
+def handle_document_removed(document, event):
+    store = getUtility(IExtFileStore)
+    for filename in document.filenames:
+        store.deleteFileByContext(document, attr=filename)
+    return
+
 class Document(grok.Container):
     """This is a document.
@@ -48 +56 @@
 
     form_fields_interface = None
+
+    # Kofa can store any number of files per Document object.
+    # However, we highly recommend to associate and store
+    # only one file per Document object. Thus the following
+    # tuple should contain only a single filename string.
+    filenames = ()
 
     local_roles = [
@@ -132 +146 @@
     form_fields_interface = IPDFDocument
 
+    filenames = ('scan.pdf',)
+
 PDFDocument = attrs_to_fields(PDFDocument)