bornhack-website/src/program/signal_handlers.py
Stephan Telling 973bdc575c
fix 144
2017-08-14 18:58:19 +02:00

79 lines
3.5 KiB
Python

import logging
from datetime import timedelta
from django.core.exceptions import ValidationError
from django.utils import timezone
from django.conf import settings
from .email import add_new_speakerproposal_email, add_new_eventproposal_email
from .models import EventProposal, SpeakerProposal
from ircbot.models import OutgoingIrcMessage
logger = logging.getLogger("bornhack.%s" % __name__)
def check_speaker_event_camp_consistency(sender, instance, **kwargs):
if kwargs['action'] == 'pre_add':
from program.models import Speaker, Event
if isinstance(instance, Event):
# loop over speakers being added to this event
for pk in kwargs['pk_set']:
# check if this speaker belongs to a different Camp than the event does
speaker = Speaker.objects.get(id=pk)
if speaker.camp != instance.camp:
raise ValidationError({'speakers': 'The speaker (%s) belongs to a different camp (%s) than the event does (%s)' % (speaker, speaker.camp, instance.camp)})
elif isinstance(instance, Speaker):
# loop over events being added to this speaker
for pk in kwargs['pk_set']:
# check if this event belongs to a different Camp than the speaker does
event = Event.objects.get(id=pk)
if event.camp != instance.camp:
raise ValidationError({'events': 'The event (%s) belongs to a different camp (%s) than the event does (%s)' % (event, event.camp, instance.camp)})
def check_speaker_camp_change(sender, instance, **kwargs):
if instance.pk:
for event in instance.events.all():
if event.camp != instance.camp:
raise ValidationError({'camp': 'You cannot change the camp a speaker belongs to if the speaker is associated with one or more events.'})
# pre_save signal that notifies if a proposal changes status from draft to
# pending i.e. is submitted.
def notify_proposal_submitted(sender, instance, **kwargs):
try:
original = sender.objects.get(pk=instance.pk)
except sender.DoesNotExist:
return False
target = settings.IRCBOT_CHANNELS['orga'] if 'orga' in settings.IRCBOT_CHANNELS else settings.IRCBOT_CHANNELS['default']
if original.proposal_status == 'draft' and instance.proposal_status == 'pending':
if isinstance(instance, EventProposal):
if not add_new_eventproposal_email(instance):
logger.error(
'Error adding event proposal email to outgoing queue for {}'.format(instance)
)
OutgoingIrcMessage.objects.create(
target=target,
message="New event proposal: {} - https://bornhack.dk/admin/program/eventproposal/{}/change/".format(
instance.title,
instance.uuid
),
timeout=timezone.now()+timedelta(minutes=10)
)
if isinstance(instance, SpeakerProposal):
if not add_new_speakerproposal_email(instance):
logger.error(
'Error adding speaker proposal email to outgoing queue for {}'.format(instance)
)
OutgoingIrcMessage.objects.create(
target=target,
message="New speaker proposal: {} - https://bornhack.dk/admin/program/speakerproposal/{}/change/".format(
instance.name,
instance.uuid
),
timeout=timezone.now()+timedelta(minutes=10)
)