112 lines
5.0 KiB
Python
112 lines
5.0 KiB
Python
from django.db.models.signals import pre_save, post_save
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from django.dispatch import receiver
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from django.contrib.sites.models import Site
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from django.conf import settings
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from django.utils.translation import ugettext_lazy as _
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from django.contrib.auth.models import User
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from django.core.urlresolvers import reverse
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from ponyconf.decorators import disable_for_loaddata
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from mailing.models import MessageThread, Message
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from .models import Participant, Talk, Conference, Volunteer
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@receiver(post_save, sender=Site, dispatch_uid="Create Conference for Site")
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@disable_for_loaddata
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def create_conference(sender, instance, **kwargs):
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conference, created = Conference.objects.get_or_create(site=instance)
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def create_conversation(sender, instance, **kwargs):
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if not hasattr(instance, 'conversation'):
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instance.conversation = MessageThread.objects.create()
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pre_save.connect(create_conversation, sender=Participant)
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pre_save.connect(create_conversation, sender=Talk)
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pre_save.connect(create_conversation, sender=Volunteer)
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@receiver(pre_save, sender=Message, dispatch_uid="Set message author")
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def set_message_author(sender, instance, **kwargs):
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message = instance
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if message.author is None:
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# Try users
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try:
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instance.author = User.objects.get(email=message.from_email)
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except User.DoesNotExist:
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pass
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else:
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return
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# Try participants
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try:
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instance.author = Participant.objects.get(email=message.from_email)
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except User.DoesNotExist:
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pass
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else:
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return
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# Try conferences
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try:
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instance.author = Conference.objects.get(contact_email=message.from_email)
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except Conference.DoesNotExist:
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pass
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else:
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return
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@receiver(post_save, sender=Message, dispatch_uid="Send message notifications")
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def send_message_notifications(sender, instance, **kwargs):
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message = instance
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thread = message.thread
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first_message = thread.message_set.first()
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if message == first_message:
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reference = None
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else:
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reference = first_message.token
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subject_prefix = 'Re: ' if reference else ''
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if hasattr(thread, 'participant'):
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conf = thread.participant.site.conference
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elif hasattr(thread, 'talk'):
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conf = thread.talk.site.conference
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message_id = '<{id}@%s>' % conf.site.domain
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if conf.reply_email:
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reply_to = (conf.name, conf.reply_email)
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else:
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reply_to = None
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sender = (message.author_display, conf.contact_email)
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staff_dests = [ (user.get_full_name(), user.email) for user in conf.staff.all() ]
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if hasattr(thread, 'participant'):
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conf = thread.participant.site.conference
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participant = thread.participant
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participant_dests = [ (participant.name, participant.email) ]
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participant_subject = _('[%(prefix)s] Message from the staff') % {'prefix': conf.name}
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staff_subject = _('[%(prefix)s] Conversation with %(dest)s') % {'prefix': conf.name, 'dest': participant.name}
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proto = 'https' if conf.secure_domain else 'http'
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footer = '\n\n--\n%s://' % proto + conf.site.domain + reverse('participant-details', args=[participant.token])
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if message.from_email == conf.contact_email: # this is a talk notification message
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# send it only to the participant
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message.send_notification(subject=subject_prefix+participant_subject, sender=sender, dests=participant_dests,
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reply_to=reply_to, message_id=message_id, reference=reference)
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else:
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# this is a message between the staff and the participant
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message.send_notification(subject=subject_prefix+staff_subject, sender=sender, dests=staff_dests,
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reply_to=reply_to, message_id=message_id, reference=reference, footer=footer)
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if message.from_email != thread.participant.email: # message from staff: sent it to the participant too
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message.send_notification(subject=subject_prefix+participant_subject, sender=sender, dests=participant_dests,
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reply_to=reply_to, message_id=message_id, reference=reference)
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elif hasattr(thread, 'talk'):
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conf = thread.talk.site.conference
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subject = _('[%(prefix)s] Talk: %(talk)s') % {'prefix': conf.name, 'talk': thread.talk.title}
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proto = 'https' if conf.secure_domain else 'http'
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footer = '\n\n--\n%s://' % proto + conf.site.domain + reverse('talk-details', args=[thread.talk.token])
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message.send_notification(subject=subject_prefix+subject, sender=sender, dests=staff_dests,
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reply_to=reply_to, message_id=message_id, reference=reference, footer=footer)
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# connected in apps.py
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def call_first_site_post_save(apps, **kwargs):
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try:
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site = Site.objects.get(id=getattr(settings, 'SITE_ID', 1))
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except Site.DoesNotExist:
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pass
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else:
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site.save()
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