fix-block-permissions.py

from AccessControl.SecurityManagement import newSecurityManager
from Acquisition import aq_inner
from Acquisition import aq_parent
from Products.CMFCore.utils import getToolByName
from Testing.makerequest import makerequest
from zope.component.hooks import setSite
import transaction

app = globals()['app']
# we need to get a super user security and a request
user = app.acl_users.getUser('zopemaster')
user = user.__of__(app.acl_users)
newSecurityManager(app, user)

app = makerequest(app)
globals()['app'] = app

# register the site
globals()['platform'] = app.to.plone
setSite(platform)


def fix(obj):
  for item in obj.ac_inherited_permissions(1):
    permission = item[0]
    obj.manage_permission(permission, roles=[], acquire=True)
  obj.reindexObjectSecurity()


query = {'portal_type': ['TextBlock']}
for brain in platform.portal_catalog(query):
  obj = brain.getObject()
  fix(obj)
  print "Fixed permissions of %s" % obj.absolute_url()

print "COMITTING"
transaction.commit()
print "COMITTED"