OpenSlides/openslides/motions/projector.py

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from ..core.exceptions import ProjectorException
from ..utils.collection import CollectionElement
from ..utils.projector import ProjectorElement
from .models import Motion
class MotionSlide(ProjectorElement):
"""
Slide definitions for Motion model.
"""
name = 'motions/motion'
def check_data(self):
if not Motion.objects.filter(pk=self.config_entry.get('id')).exists():
raise ProjectorException('Motion does not exist.')
def get_requirements(self, config_entry):
try:
motion = Motion.objects.get(pk=config_entry.get('id'))
except Motion.DoesNotExist:
# Motion does not exist. Just do nothing.
pass
else:
yield motion
yield motion.agenda_item
yield motion.state.workflow
yield from motion.submitters.all()
yield from motion.supporters.all()
def get_collection_elements_required_for_this(self, collection_element, config_entry):
output = super().get_collection_elements_required_for_this(collection_element, config_entry)
# Full update if motion changes because then we may have new
# submitters or supporters and therefor need new users.
#
# Add some logic here if we support live changing of workflows later.
#
if collection_element == CollectionElement.from_values(Motion.get_collection_string(), config_entry.get('id')):
output.extend(self.get_requirements_as_collection_elements(config_entry))
return output
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def update_data(self):
data = None
try:
motion = Motion.objects.get(pk=self.config_entry.get('id'))
except Motion.DoesNotExist:
# Motion does not exist, so just do nothing.
pass
else:
data = {'agenda_item_id': motion.agenda_item_id}
return data