symposion_app/symposion/schedule/models.py
2012-08-30 22:46:23 -04:00

85 lines
2.2 KiB
Python

from django.db import models
from markitup.fields import MarkupField
from symposion.proposals.models import ProposalBase
from symposion.conference.models import Section
class Schedule(models.Model):
section = models.OneToOneField(Section)
slug = models.SlugField(unique=True)
class Day(models.Model):
schedule = models.ForeignKey(Schedule)
date = models.DateField()
class Meta:
unique_together = [("schedule", "date")]
class Room(models.Model):
schedule = models.ForeignKey(Schedule)
name = models.CharField(max_length=65)
order = models.PositiveIntegerField()
class SlotKind(models.Model):
"""
A slot kind represents what kind a slot is. For example, a slot can be a
break, lunch, or X-minute talk.
"""
schedule = models.ForeignKey(Schedule)
label = models.CharField(max_length=50)
class Slot(models.Model):
day = models.ForeignKey(Day)
kind = models.ForeignKey(SlotKind)
start = models.TimeField()
end = models.TimeField()
class SlotRoom(models.Model):
"""
Links a slot with a room.
"""
slot = models.ForeignKey(Slot)
room = models.ForeignKey(Room)
class Meta:
unique_together = [("slot", "room")]
class Presentation(models.Model):
slot = models.OneToOneField(Slot, null=True, blank=True, related_name="presentation")
title = models.CharField(max_length=100)
description = models.MarkupField()
abstract = models.MarkupField()
speaker = models.ForeignKey("speakers.Speaker", related_name="presentations")
additional_speakers = models.ManyToManyField("speakers.Speaker", blank=True)
cancelled = models.BooleanField(default=False)
_proposal = models.OneToOneField(ProposalBase, related_name="presentation")
@property
def proposal(self):
if self._proposal:
proposal = ProposalBase.objects.get_subclass(pk=self._proposal.pk)
return proposal
return None
def speakers(self):
yield self.speaker
for speaker in self.additional_speakers.all():
yield speaker
def __unicode__(self):
return self.title