OpenSlides/openslides/projector/widgets.py

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# -*- coding: utf-8 -*-
from django.core.context_processors import csrf
from django.utils.translation import ugettext_lazy
from openslides.projector.api import get_active_slide
from openslides.utils.widgets import Widget
from .models import ProjectorSlide
from .signals import projector_overlays
class ProjectorLiveWidget(Widget):
"""
Widget with a live view of the projector.
"""
name = 'live_view'
verbose_name = ugettext_lazy('Projector live view')
permission_required = 'projector.can_see_projector'
default_column = 2
default_weight = 10
template_name = 'projector/widget_live_view.html'
class OverlayWidget(Widget):
"""
Widget to control all overlays.
"""
name = 'overlays' # TODO: Use singular here
verbose_name = ugettext_lazy('Overlays')
permission_required = 'projector.can_manage_projector'
default_column = 2
default_weight = 20
template_name = 'projector/widget_overlay.html'
def get_context_data(self, **context):
"""
Inserts all overlays into the context. The overlays are collected by
the projector_overlays signal.
"""
overlays = [overlay for __, overlay in projector_overlays.send(sender='overlay_widget', request=self.request)
if overlay.widget_html_callback is not None]
context.update(csrf(self.request))
return super(OverlayWidget, self).get_context_data(
overlays=overlays,
**context)
class CustonSlideWidget(Widget):
"""
Widget to control custom slides.
"""
name = 'custom_slide'
verbose_name = ugettext_lazy('Custom Slides')
permission_required = 'projector.can_manage_projector'
default_column = 2
default_weight = 30
template_name = 'projector/widget_custom_slide.html'
context = None
def get_context_data(self, **context):
return super(CustonSlideWidget, self).get_context_data(
slides=ProjectorSlide.objects.all().order_by('weight'),
welcomepage_is_active=get_active_slide().get('callback', 'default') == 'default',
**context)