OpenSlides/openslides/motions/projector.py

93 lines
3.5 KiB
Python

from ..core.exceptions import ProjectorException
from ..utils.projector import ProjectorElement
from .models import Motion, MotionBlock, MotionChangeRecommendation, Workflow
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()
yield from MotionChangeRecommendation.objects.filter(motion_version=motion.get_active_version().id)
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.collection_string == Motion.get_collection_string() and collection_element.id == config_entry.get('id'):
output.extend(self.get_requirements_as_collection_elements(config_entry))
return output
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
class MotionBlockSlide(ProjectorElement):
"""
Slide definitions for a block of motions (MotionBlock model).
"""
name = 'motions/motion-block'
def check_data(self):
if not MotionBlock.objects.filter(pk=self.config_entry.get('id')).exists():
raise ProjectorException('MotionBlock does not exist.')
def get_requirements(self, config_entry):
try:
motion_block = MotionBlock.objects.get(pk=config_entry.get('id'))
except MotionBlock.DoesNotExist:
# MotionBlock does not exist. Just do nothing.
pass
else:
yield motion_block
yield motion_block.agenda_item
yield from motion_block.motion_set.all()
yield from Workflow.objects.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)
# Send all changed motions to the projector, because it may be appended
# or removed from the block.
if collection_element.collection_string == Motion.get_collection_string():
output.append(collection_element)
return output
def update_data(self):
data = None
try:
motion_block = MotionBlock.objects.get(pk=self.config_entry.get('id'))
except MotionBlock.DoesNotExist:
# MotionBlock does not exist, so just do nothing.
pass
else:
data = {'agenda_item_id': motion_block.agenda_item_id}
return data