320 lines
9.5 KiB
Python
320 lines
9.5 KiB
Python
import datetime
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from django.core.exceptions import ObjectDoesNotExist
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from django.contrib.auth.models import User
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from django.db import models
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from django.utils.translation import ugettext_lazy as _
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from symposion.text_parser import parse
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from symposion.proposals.models import ProposalBase
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from symposion.conference.models import Section
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from symposion.speakers.models import Speaker
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class Schedule(models.Model):
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section = models.OneToOneField(Section, verbose_name=_("Section"))
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published = models.BooleanField(default=True, verbose_name=_("Published"))
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hidden = models.BooleanField(_("Hide schedule from overall conference view"), default=False)
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def __str__(self):
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return "%s Schedule" % self.section
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class Meta:
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ordering = ["section"]
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verbose_name = _('Schedule')
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verbose_name_plural = _('Schedules')
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class Day(models.Model):
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schedule = models.ForeignKey(Schedule, verbose_name=_("Schedule"))
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date = models.DateField(verbose_name=_("Date"))
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def __str__(self):
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return "%s" % self.date
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class Meta:
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unique_together = [("schedule", "date")]
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ordering = ["date"]
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verbose_name = _("date")
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verbose_name_plural = _("dates")
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class Room(models.Model):
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schedule = models.ForeignKey(Schedule, verbose_name=_("Schedule"))
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name = models.CharField(max_length=65, verbose_name=_("Name"))
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order = models.PositiveIntegerField(verbose_name=_("Order"))
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def __unicode__(self):
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return self.name
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def __str__(self):
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return self.name
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class Meta:
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verbose_name = _("Room")
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verbose_name_plural = _("Rooms")
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class Track(models.Model):
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name = models.CharField(max_length=80, verbose_name=_("Track"))
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room = models.ForeignKey(Room)
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day = models.ForeignKey(Day)
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def __str__(self):
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return self.name
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class Meta:
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unique_together = [('room', 'day')]
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verbose_name = _("Track")
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verbose_name_plural = _("Tracks")
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class SlotKind(models.Model):
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"""
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A slot kind represents what kind a slot is. For example, a slot can be a
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break, lunch, or X-minute talk.
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"""
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schedule = models.ForeignKey(Schedule, verbose_name=_("schedule"))
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label = models.CharField(max_length=50, verbose_name=_("Label"))
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def __str__(self):
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return self.label
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class Meta:
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verbose_name = _("Slot kind")
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verbose_name_plural = _("Slot kinds")
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class Slot(models.Model):
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name = models.CharField(max_length=512, editable=False)
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day = models.ForeignKey(Day, verbose_name=_("Day"))
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kind = models.ForeignKey(SlotKind, verbose_name=_("Kind"))
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start = models.TimeField(verbose_name=_("Start"))
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end = models.TimeField(verbose_name=_("End"))
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exclusive = models.BooleanField(
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default=False,
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help_text=_("Set to true if this is the only event during this "
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"timeslot"),
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)
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content_override = models.TextField(blank=True, verbose_name=_("Content override"))
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content_override_html = models.TextField(blank=True)
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def assign(self, content):
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"""
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Assign the given content to this slot and if a previous slot content
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was given we need to unlink it to avoid integrity errors.
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"""
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self.unassign()
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content.slot = self
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content.save()
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def unassign(self):
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"""
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Unassign the associated content with this slot.
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"""
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content = self.content
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if content and content.slot_id:
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content.slot = None
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content.save()
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@property
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def content(self):
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"""
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Return the content this slot represents.
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@@@ hard-coded for presentation for now
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"""
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try:
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return self.content_ptr
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except ObjectDoesNotExist:
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return None
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@property
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def start_datetime(self):
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return datetime.datetime(
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self.day.date.year,
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self.day.date.month,
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self.day.date.day,
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self.start.hour,
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self.start.minute)
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@property
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def end_datetime(self):
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return datetime.datetime(
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self.day.date.year,
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self.day.date.month,
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self.day.date.day,
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self.end.hour,
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self.end.minute)
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@property
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def length_in_minutes(self):
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return int(
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(self.end_datetime - self.start_datetime).total_seconds() / 60)
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@property
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def rooms(self):
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return Room.objects.filter(pk__in=self.slotroom_set.values("room"))
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def save(self, *args, **kwargs):
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roomlist = ' '.join(map(lambda r: r.__unicode__(), self.rooms))
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self.name = "%s %s (%s - %s) %s" % (self.day, self.kind, self.start, self.end, roomlist)
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self.content_override_html = parse(self.content_override)
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super(Slot, self).save(*args, **kwargs)
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def __str__(self):
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return self.name
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class Meta:
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ordering = ["day", "start", "end"]
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verbose_name = _("slot")
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verbose_name_plural = _("slots")
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class SlotRoom(models.Model):
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"""
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Links a slot with a room.
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"""
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slot = models.ForeignKey(Slot, verbose_name=_("Slot"))
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room = models.ForeignKey(Room, verbose_name=_("Room"))
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def __str__(self):
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return "%s %s" % (self.room, self.slot)
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class Meta:
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unique_together = [("slot", "room")]
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ordering = ["slot", "room__order"]
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verbose_name = _("Slot room")
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verbose_name_plural = _("Slot rooms")
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class Presentation(models.Model):
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slot = models.OneToOneField(Slot, null=True, blank=True, related_name="content_ptr", verbose_name=_("Slot"))
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title = models.CharField(max_length=100, verbose_name=_("Title"))
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abstract = models.TextField(verbose_name=_("Abstract"))
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abstract_html = models.TextField(blank=True)
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speaker = models.ForeignKey(Speaker, related_name="presentations", verbose_name=_("Speaker"))
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additional_speakers = models.ManyToManyField(Speaker, related_name="copresentations",
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blank=True, verbose_name=_("Additional speakers"))
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unpublish = models.BooleanField(
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default=False,
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verbose_name=_("Do not publish"),
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)
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cancelled = models.BooleanField(default=False, verbose_name=_("Cancelled"))
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proposal_base = models.OneToOneField(ProposalBase, related_name="presentation", verbose_name=_("Proposal base"))
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section = models.ForeignKey(Section, related_name="presentations", verbose_name=_("Section"))
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def save(self, *args, **kwargs):
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self.abstract_html = parse(self.abstract)
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return super(Presentation, self).save(*args, **kwargs)
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@property
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def number(self):
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return self.proposal.number
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@property
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def proposal(self):
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if self.proposal_base_id is None:
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return None
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return ProposalBase.objects.get_subclass(pk=self.proposal_base_id)
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def speakers(self):
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yield self.speaker
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for speaker in self.additional_speakers.all():
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if speaker.user:
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yield speaker
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def __str__(self):
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return "#%s %s (%s)" % (self.number, self.title, self.speaker)
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class Meta:
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ordering = ["slot"]
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verbose_name = _("presentation")
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verbose_name_plural = _("presentations")
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class Session(models.Model):
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day = models.ForeignKey(Day, related_name="sessions", verbose_name=_("Day"))
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slots = models.ManyToManyField(Slot, related_name="sessions", verbose_name=_("Slots"))
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def sorted_slots(self):
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return self.slots.order_by("start")
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def start(self):
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slots = self.sorted_slots()
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if slots:
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return list(slots)[0].start
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else:
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return None
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def end(self):
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slots = self.sorted_slots()
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if slots:
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return list(slots)[-1].end
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else:
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return None
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def chair(self):
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for role in self.sessionrole_set.all():
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if role.role == SessionRole.SESSION_ROLE_CHAIR:
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return role
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return None
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@property
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def rooms(self):
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return Room.objects.filter(slotroom__slot__in=self.slots.all()).distinct()
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@property
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def room_names(self):
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return ', '.join(room.name for room in self.rooms)
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def __str__(self):
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start = self.start()
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end = self.end()
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rooms = ', '.join(room.name for room in self.rooms)
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if start and end:
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return "%s: %s - %s in %s" % (
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self.day.date.strftime("%a"),
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start.strftime("%X"),
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end.strftime("%X"),
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rooms
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)
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return ""
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class Meta:
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verbose_name = _("Session")
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verbose_name_plural = _("Sessions")
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class SessionRole(models.Model):
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SESSION_ROLE_CHAIR = 1
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SESSION_ROLE_RUNNER = 2
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SESSION_ROLE_TYPES = [
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(SESSION_ROLE_CHAIR, _("Session Chair")),
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(SESSION_ROLE_RUNNER, _("Session Runner")),
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]
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session = models.ForeignKey(Session, verbose_name=_("Session"))
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user = models.ForeignKey(User, verbose_name=_("User"))
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role = models.IntegerField(choices=SESSION_ROLE_TYPES, verbose_name=_("Role"))
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status = models.NullBooleanField(verbose_name=_("Status"))
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submitted = models.DateTimeField(default=datetime.datetime.now)
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class Meta:
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unique_together = [("session", "user", "role")]
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verbose_name = _("Session role")
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verbose_name_plural = _("Session roles")
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def __str__(self):
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return "%s %s: %s" % (self.user, self.session,
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self.SESSION_ROLE_TYPES[self.role - 1][1])
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