229 lines
7.8 KiB
Python
229 lines
7.8 KiB
Python
from __future__ import unicode_literals
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import os
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import uuid
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from django.core.urlresolvers import reverse
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from django.db import models
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from django.db.models import Q
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from django.utils.encoding import python_2_unicode_compatible
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from django.utils.translation import ugettext_lazy as _
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from django.utils.timezone import now
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from django.contrib.auth.models import User
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from django.core.exceptions import ObjectDoesNotExist
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from django.core.exceptions import ValidationError
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from model_utils.managers import InheritanceManager
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from reversion import revisions as reversion
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from symposion.markdown_parser import parse
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from symposion.conference.models import Section
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from symposion.speakers.models import Speaker
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@python_2_unicode_compatible
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class ProposalSection(models.Model):
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"""
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configuration of proposal submissions for a specific Section.
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a section is available for proposals iff:
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* it is after start (if there is one) and
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* it is before end (if there is one) and
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* closed is NULL or False
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"""
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section = models.OneToOneField(Section, verbose_name=_("Section"))
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start = models.DateTimeField(null=True, blank=True, verbose_name=_("Start"))
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end = models.DateTimeField(null=True, blank=True, verbose_name=_("End"))
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closed = models.NullBooleanField(verbose_name=_("Closed"))
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published = models.NullBooleanField(verbose_name=_("Published"))
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@classmethod
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def available(cls):
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return cls._default_manager.filter(
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Q(start__lt=now()) | Q(start=None),
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Q(end__gt=now()) | Q(end=None),
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Q(closed=False) | Q(closed=None),
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)
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def is_available(self):
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if self.closed:
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return False
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if self.start and self.start > now():
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return False
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if self.end and self.end < now():
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return False
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return True
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def __str__(self):
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return self.section.name
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@python_2_unicode_compatible
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class ProposalKind(models.Model):
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"""
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e.g. talk vs panel vs tutorial vs poster
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Note that if you have different deadlines, reviewers, etc. you'll want
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to distinguish the section as well as the kind.
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"""
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section = models.ForeignKey(Section, related_name="proposal_kinds", verbose_name=_("Section"))
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name = models.CharField(_("Name"), max_length=100)
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slug = models.SlugField(verbose_name=_("Slug"))
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def __str__(self):
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return self.name
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@python_2_unicode_compatible
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class ProposalBase(models.Model):
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objects = InheritanceManager()
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kind = models.ForeignKey(ProposalKind, verbose_name=_("Kind"))
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title = models.CharField(max_length=100, verbose_name=_("Title"))
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description = models.TextField(
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_("Brief Description"),
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max_length=400, # @@@ need to enforce 400 in UI
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help_text=_("If your proposal is accepted this will be made public and printed in the "
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"program. Should be one paragraph, maximum 400 characters.")
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)
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abstract = models.TextField(
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_("Detailed Abstract"),
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help_text=_("Detailed outline. Will be made public if your proposal is accepted. Edit "
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"using <a href='http://daringfireball.net/projects/markdown/basics' "
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"target='_blank'>Markdown</a>.")
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)
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abstract_html = models.TextField(blank=True)
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additional_notes = models.TextField(
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_("Addtional Notes"),
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blank=True,
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help_text=_("Anything else you'd like the program committee to know when making their "
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"selection: your past experience, etc. This is not made public. Edit using "
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"<a href='http://daringfireball.net/projects/markdown/basics' "
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"target='_blank'>Markdown</a>.")
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)
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additional_notes_html = models.TextField(blank=True)
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submitted = models.DateTimeField(
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default=now,
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editable=False,
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verbose_name=_("Submitted")
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)
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speaker = models.ForeignKey(Speaker, related_name="proposals", verbose_name=_("Speaker"))
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# @@@ this validation used to exist as a validators keyword on additional_speakers
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# M2M field but that is no longer supported by Django. Should be moved to
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# the form level
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def additional_speaker_validator(self, a_speaker):
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if a_speaker.speaker.email == self.speaker.email:
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raise ValidationError(_("%s is same as primary speaker.") % a_speaker.speaker.email)
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if a_speaker in [self.additional_speakers]:
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raise ValidationError(_("%s has already been in speakers.") % a_speaker.speaker.email)
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additional_speakers = models.ManyToManyField(Speaker, through="AdditionalSpeaker",
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blank=True, verbose_name=_("Addtional speakers"))
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cancelled = models.BooleanField(default=False, verbose_name=_("Cancelled"))
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def save(self, *args, **kwargs):
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self.abstract_html = parse(self.abstract)
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self.additional_notes_html = parse(self.additional_notes)
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return super(ProposalBase, self).save(*args, **kwargs)
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def can_edit(self):
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return True
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@property
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def section(self):
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return self.kind.section
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@property
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def speaker_email(self):
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return self.speaker.email
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@property
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def number(self):
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return str(self.pk).zfill(3)
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@property
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def status(self):
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try:
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return self.result.status
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except ObjectDoesNotExist:
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return _('Undecided')
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def speakers(self):
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yield self.speaker
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speakers = self.additional_speakers.exclude(
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additionalspeaker__status=AdditionalSpeaker.SPEAKING_STATUS_DECLINED)
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for speaker in speakers:
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yield speaker
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def notification_email_context(self):
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return {
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"title": self.title,
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"speaker": self.speaker.name,
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"speakers": ', '.join([x.name for x in self.speakers()]),
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"kind": self.kind.name,
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}
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def __str__(self):
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return self.title
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reversion.register(ProposalBase)
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@python_2_unicode_compatible
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class AdditionalSpeaker(models.Model):
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SPEAKING_STATUS_PENDING = 1
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SPEAKING_STATUS_ACCEPTED = 2
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SPEAKING_STATUS_DECLINED = 3
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SPEAKING_STATUS = [
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(SPEAKING_STATUS_PENDING, _("Pending")),
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(SPEAKING_STATUS_ACCEPTED, _("Accepted")),
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(SPEAKING_STATUS_DECLINED, _("Declined")),
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]
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speaker = models.ForeignKey(Speaker, verbose_name=_("Speaker"))
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proposalbase = models.ForeignKey(ProposalBase, verbose_name=_("Proposalbase"))
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status = models.IntegerField(choices=SPEAKING_STATUS, default=SPEAKING_STATUS_PENDING, verbose_name=_("Status"))
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class Meta:
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unique_together = ("speaker", "proposalbase")
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verbose_name = _("Addtional speaker")
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verbose_name_plural = _("Additional speakers")
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def __str__(self):
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if self.status is self.SPEAKING_STATUS_PENDING:
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return _(u"pending speaker (%s)") % self.speaker.email
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elif self.status is self.SPEAKING_STATUS_DECLINED:
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return _(u"declined speaker (%s)") % self.speaker.email
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else:
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return self.speaker.name
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def uuid_filename(instance, filename):
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ext = filename.split(".")[-1]
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filename = "%s.%s" % (uuid.uuid4(), ext)
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return os.path.join("document", filename)
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class SupportingDocument(models.Model):
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proposal = models.ForeignKey(ProposalBase, related_name="supporting_documents", verbose_name=_("Proposal"))
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uploaded_by = models.ForeignKey(User, verbose_name=_("Uploaded by"))
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created_at = models.DateTimeField(default=now, verbose_name=_("Created at"))
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file = models.FileField(upload_to=uuid_filename, verbose_name=_("File"))
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description = models.CharField(max_length=140, verbose_name=_("Description"))
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def download_url(self):
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return reverse("proposal_document_download",
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args=[self.pk, os.path.basename(self.file.name).lower()])
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