def add_user_to_wavelet(self, user, short_url):
wavelet = self.get_wavelet_from_shorturl(short_url)
if not wavelet.visible:
raise Exception, 'unable to join that wavelet'
if user.username in wavelet.users_added:
raise Exception, 'already in that wavelet (check queue)'
task = TaskQueue(user=user, op_type='add_participant')
task.wavelet_key = wavelet.key()
task.wavelet_id = wavelet.wavelet_id
task.wave_id = wavelet.wave_id
task.wavelet_title = wavelet.title
task.participant_id = user.wave_address
task.put()
wavelet.users_added.append(user.username)
wavelet.put()
def on_cron_event(self, properties, context):
handler = TaskHandler(context)
for task in TaskQueue.all():
handler.do(task)
task.delete()