delete old replies and talkbacks during the migration.

svn path=/plone.app.discussion/trunk/; revision=28052
This commit is contained in:
Timo Stollenwerk 2009-07-13 20:22:37 +00:00
parent dcb3665d36
commit 8bc0b068ae
2 changed files with 42 additions and 17 deletions

View File

@ -29,14 +29,22 @@ class View(BrowserView):
context = aq_inner(self.context)
out = []
self.total_comments_migrated = 0
self.total_comments_deleted = 0
catalog = getToolByName(context, 'portal_catalog')
dtool = context.portal_discussion
comment_brains = catalog.searchResults(Type='Discussion Item')
def log(msg):
context.plone_log(msg)
out.append(msg)
def migrate_replies(context, in_reply_to, replies, depth=0):
# recursive function to migrate all direct replies
# of a comment
# Recursive function to migrate all direct replies
# of a comment. Returns True if there are no replies to
# this comment left, and therefore the comment can be removed.
if len(replies) == 0:
return True
for reply in replies:
@ -52,8 +60,6 @@ class View(BrowserView):
comment.text = reply.text
comment.creator = reply.Creator()
#comment.creation_date = datetime.fromtimestamp(reply.creation_date)
comment.creation_date = datetime.fromtimestamp(reply.creation_date)
comment.modification_date = datetime.fromtimestamp(reply.modification_date)
@ -64,32 +70,50 @@ class View(BrowserView):
# migrate all talkbacks of the reply
talkback = getattr( reply, 'talkback', None )
migrate_replies(context, new_in_reply_to, talkback.getReplies(), depth=depth+1)
no_replies_left = migrate_replies(context, new_in_reply_to, talkback.getReplies(), depth=depth+1)
if no_replies_left:
# remove reply and talkback
talkback.deleteReply(reply.id)
obj = aq_parent(talkback)
obj.talkback = None
log("remove %s" % reply.id)
self.total_comments_deleted += 1
log("Comment migration started.")
# Find content
catalog = getToolByName(context, 'portal_catalog')
dtool = context.portal_discussion
brains = catalog.searchResults(
object_provides='Products.CMFCore.interfaces._content.IContentish')
comment_brains = catalog.searchResults(Type='Discussion Item')
total_comment_brains = len(comment_brains)
log("Found %s content objects." % len(brains))
log("Found %s Discussion Item objects." % total_comment_brains)
# This loop is necessary to get all contentish objects, but not
# the Discussion Items. This wouldn't be necessary if the
# zcatalog would support NOT expressions.
new_brains = []
for brain in brains:
if brain.portal_type != 'Discussion Item':
obj = brain.getObject()
talkback = getattr( obj, 'talkback', None )
if talkback:
replies = talkback.getReplies()
if replies:
conversation = IConversation(obj)
log("Create conversation for: '%s'" % obj.Title())
log("%s: Found talkback" % obj.absolute_url(relative=1))
migrate_replies(context, 0, replies)
new_brains.append(brain)
# Recursively run through the comment tree and migrate all comments.
for brain in new_brains:
obj = brain.getObject()
talkback = getattr( obj, 'talkback', None )
if talkback:
replies = talkback.getReplies()
if replies:
conversation = IConversation(obj)
log("Create conversation for: '%s'" % obj.Title())
log("%s: Found talkback" % obj.absolute_url(relative=1))
migrate_replies(context, 0, replies)
obj = aq_parent(talkback)
obj.talkback = None
if self.total_comments_deleted != self.total_comments_migrated:
log("Something went wrong during migration. The number of migrated comments (%s)\
differs from the number of deleted comments (%s)."
% (self.total_comments_migrated, self.total_comments_deleted))
log("Comment migration finished.")
log("%s of %s comments migrated."
% (self.total_comments_migrated, total_comment_brains))

View File

@ -70,6 +70,7 @@ class MigrationTest(PloneTestCase):
self.assertEquals(
[{'comment': comment1, 'depth': 0, 'id': long(comment1.id)},]
, list(conversation.getThreads()))
self.failIf(self.doc.talkback)
def test_migrate_nested_comments(self):
# Create some nested comments and migrate them