from time import time from django.dispatch import receiver from django.utils.translation import ugettext as _ from config.models import config from openslides.projector.signals import projector_messages SLIDE = {} class SlideMixin(object): def slide(self): """ Return a map with all Data for a Slide """ return { 'slide': self, 'title': 'dummy-title', 'template': 'projector/default.html', } @property def sid(self): """ Return the sid from this Slide """ for key, value in SLIDE.iteritems(): if type(self) == value.model: return "%s-%d" % (key, self.id) return None @property def active(self): """ Return True, if the the slide is the active one. """ from api import get_active_slide return True if get_active_slide(only_sid=True) == self.sid else False def set_active(self): """ Appoint this item as the active one. """ config["presentation"] = "%s-%d" % (self.prefix, self.id) class Slide(object): def __init__(self, model_slide=False, func=None, model=None, category=None, key=None, model_name=''): """ model_slide: Boolean if the value is a Model. func: The function to call. Only if modelslide is False. model: The model. Only if modelslide is True. model_name: The name shown for the model. category: The category to show this Slide. key: the key in the slide object to find myself. """ self.model_slide = model_slide self.func = func self.model = model self.model_name = model_name self.category = category self.key = key def get_items(self): return self.model.objects.all() @receiver(projector_messages, dispatch_uid="projector_countdown") def countdown(sender, **kwargs): name = _('Projector Countdown') if kwargs['register']: return name if name in kwargs['call']: starttime = config['countdown_start'] seconds = max(0, int(starttime + config['agenda_countdown_time'] - time())) return (name, seconds) return None