set source_reference automatically upon upload

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@12197 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/File.py

@@ -116,6 +116,12 @@ class File(Document, CMFFile, ConversionCacheMixin):
   security.declareProtected( Permissions.ModifyPortalContent, 'edit' )
   edit = WorkflowMethod( _edit )
 
+  security.declareProtected(Permissions.ModifyPortalContent, 'manage_upload')
+  def manage_upload(self, file='', REQUEST=''):
+    res = CMFFile.manage_upload(self, file, REQUEST)
+    self.setSourceReference(file.filename)
+    return res
+
   # Copy support needs to be implemented by ExtFile
   ################################
   # Special management methods   #