def rate_film(self, vote):
# The vote parameter is passed in the cinemacontent.kss file as
# "yes" or "no"
vote = vote.lower()
if vote not in ("yes", "no"):
return
# Just to be safe, make sure we can actually rate
portal_state = getMultiAdapter((self.context, self.request), name=u"plone_portal_state")
if portal_state.anonymous():
return
ratings = IRatings(self.context)
user_token = portal_state.member().getId()
if user_token is None or not ratings.available(user_token):
return
# Apply the rating
ratings.rate(user_token, (vote == "yes"))
# Now send the command back that we should refresh this viewlet
# Because the viewlet is registered for IViewView, we need to mark
# the KSS view (self) wit this first.
alsoProvides(self, IViewView)
ksscore = self.getCommandSet('core')
zopecommands = self.getCommandSet('zope')
selector = ksscore.getHtmlIdSelector('film-rating-box')
zopecommands.refreshViewlet(selector, manager='plone.belowcontenttitle',
name='optilux.cinemacontent.ratings')
class RatingsViewlet(BrowserView):
"""Viewlet for allowing users to rate a film
"""
implements(IViewlet)
render = ViewPageTemplateFile('ratings.pt')
def __init__(self, context, request, view, manager):
super(RatingsViewlet, self).__init__(context, request)
self.__parent__ = view
self.view = view
self.manager = manager
self.ratings = IRatings(self.context)
self.portal_state = getMultiAdapter((context, self.request), name=u"plone_portal_state")
def update(self):
vote = None
if self.request.has_key('optilux.cinemacontent.ratings.VotePositive'):
vote = True
elif self.request.has_key('optilux.cinemacontent.ratings.VoteNegative'):
vote = False
if vote is None or self.portal_state.anonymous():
return
user_token = self.portal_state.member().getId()
if user_token is not None and self.ratings.available(user_token):
self.ratings.rate(user_token, vote)
def have_score(self):
return self.score() is not None
def available(self):
if self.portal_state.anonymous():
return False
return self.ratings.available(self.portal_state.member().getId())
def score(self):
return self.ratings.score