def prepare_value(self, value):
# test if the value is already signed. if yes, we do not resign it
try:
signing.loads(value)
return value
except signing.BadSignature:
return signing.dumps(value)
def to_python(self, value):
""" a broken/manipulated value will raise an exception of
type signing.BadSignature. We do not catch it, it should raise """
original = signing.loads(value)
return original
return ReviewPostBadRequest(
"The given content-type %r does not resolve to a valid model." % \
escape(ctype))
except ObjectDoesNotExist:
return ReviewPostBadRequest(
"No object matching content-type %r and object PK %r exists." % \
(escape(ctype), escape(object_pk)))
except (ValueError, ValidationError), e:
return ReviewPostBadRequest(
"Attempting go get content-type %r and object PK %r exists raised %s" % \
(escape(ctype), escape(object_pk), e.__class__.__name__))
# Do we want to preview the review?
preview = "preview" in data
category = signing.loads(data['category'])
# Construct the review form
form = reviews.get_form()(target, data=data, category=category)
# Check security information
if form.security_errors():
return ReviewPostBadRequest(
"The review form failed security verification: %s" % \
escape(str(form.security_errors())))
# If there are errors or if we requested a preview show the review
if form.errors or not form.formset.is_valid() or preview:
template_list = [
# Now the usual directory based template heirarchy.
"reviews/%s/%s/preview.html" % (model._meta.app_label, model._meta.module_name),
