Fix encoding error in migration procedure, otherwise migration procedure breaks on joining output list in case we have there any non-ascii characters. [piv]

svn path=/plone.app.discussion/trunk/; revision=36844

CHANGES.txt

@@ -4,6 +4,9 @@ Changelog
 1.0b5 (unreleased)
 ------------------
 
+* Fix encoding error in migration procedure, otherwise migration procedure 
+  breaks on joining output list in case we have there any non-ascii characters.
+  [piv]
 
 * plone.z3cform 0.6.0 compatibility (fix maximum recursion depth error which 
   appears with plone.z3cform higher than 0.5.10)

plone/app/discussion/browser/migration.py

@@ -48,6 +48,9 @@ class View(BrowserView):
         dtool = context.portal_discussion
         
         def log(msg):
+            # encode string before sending it to external world 
+            if isinstance(msg, unicode): 
+                msg = msg.encode('utf-8')             
             context.plone_log(msg)
             out.append(msg)