def revoke_page(request, action_class, **kwargs):
access = Access(request)
revocable = access.revocable(action_class)
if revocable is False:
simple = action_class.readable()
raise HTTPForbidden("You don't have sufficient permissions to revoke %s requests" % simple)
serial_field = 'SERIAL'
answer = ''
POST = request.POST
if serial_field in POST:
serial = POST[serial_field]
action = DBSession.query(action_class).filter(Action.serial == serial).first()
if action is None:
raise HTTPNotFound('Invalid serial number')
if action not in revocable:
raise HTTPForbidden('Action not available for revocation')
try:
answer = access.perform_with_one(action, revocable[action])
except HTTPException as e:
answer = e.detail
else:
del revocable[action]
forms = []
form_params = dict(serial_field=serial_field, button='Revoke')
button_options = {EXIT[0]:'Allow', EXIT[1]:'Deny'}
for action, caps in revocable.iteritems():
render_template, render_params = action.render('approved')
form_params['info'] = HTML(render(render_template, render_params, request))
form_params['serial'] = action.serial
form_params['credentials'] = offer_creds(request, caps)
forms.append(HTML(render(FORM_TEMPLATE, form_params, request)))
if not forms:
forms.append('No requests are available for revocation')
return dict(forms=forms, answer=HTML(answer), **kwargs)
