624 lines
18 KiB
Python
624 lines
18 KiB
Python
import uuid
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import os
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import icalendar
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import CommonMark
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import logging
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from datetime import timedelta
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from django.contrib.postgres.fields import DateTimeRangeField
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from django.contrib import messages
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from django.db import models
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from django.core.exceptions import ObjectDoesNotExist, ValidationError
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from django.dispatch import receiver
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from django.utils.text import slugify
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from django.conf import settings
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from django.core.urlresolvers import reverse_lazy
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from django.core.files.storage import FileSystemStorage
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from django.urls import reverse
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from django.apps import apps
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from django.core.files.base import ContentFile
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from utils.models import CreatedUpdatedModel, CampRelatedModel
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logger = logging.getLogger("bornhack.%s" % __name__)
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class CustomUrlStorage(FileSystemStorage):
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def __init__(self, location=None):
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super(CustomUrlStorage, self).__init__(location)
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def url(self, name):
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url = super(CustomUrlStorage, self).url(name)
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parts = url.split("/")
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if parts[0] != "public":
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# first bit should always be "public"
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return False
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if parts[1] == "speakerproposals":
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# find speakerproposal
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speakerproposal_model = apps.get_model('program', 'speakerproposal')
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try:
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speakerproposal = speakerproposal_model.objects.get(picture_small=name)
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picture = "small"
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except speakerproposal_model.DoesNotExist:
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try:
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speakerproposal = speakerproposal_model.objects.get(picture_large=name)
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picture = "large"
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except speakerproposal_model.DoesNotExist:
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return False
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url = reverse('speakerproposal_picture', kwargs={
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'camp_slug': speakerproposal.camp.slug,
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'pk': speakerproposal.pk,
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'picture': picture,
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})
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else:
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return False
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return url
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storage = CustomUrlStorage()
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class UserSubmittedModel(CampRelatedModel):
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"""
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An abstract model containing the stuff that is shared
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between the SpeakerProposal and EventProposal models.
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"""
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class Meta:
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abstract = True
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uuid = models.UUIDField(
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primary_key=True,
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default=uuid.uuid4,
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editable=False,
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)
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user = models.ForeignKey(
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'auth.User',
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)
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PROPOSAL_DRAFT = 'draft'
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PROPOSAL_PENDING = 'pending'
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PROPOSAL_APPROVED = 'approved'
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PROPOSAL_REJECTED = 'rejected'
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PROPOSAL_MODIFIED_AFTER_APPROVAL = 'modified after approval'
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PROPOSAL_STATUSES = [
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PROPOSAL_DRAFT,
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PROPOSAL_PENDING,
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PROPOSAL_APPROVED,
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PROPOSAL_REJECTED,
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PROPOSAL_MODIFIED_AFTER_APPROVAL
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]
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PROPOSAL_STATUS_CHOICES = [
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(PROPOSAL_DRAFT, 'Draft'),
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(PROPOSAL_PENDING, 'Pending approval'),
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(PROPOSAL_APPROVED, 'Approved'),
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(PROPOSAL_REJECTED, 'Rejected'),
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(PROPOSAL_MODIFIED_AFTER_APPROVAL, 'Modified after approval'),
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]
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proposal_status = models.CharField(
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max_length=50,
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choices=PROPOSAL_STATUS_CHOICES,
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default=PROPOSAL_DRAFT,
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)
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def __str__(self):
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return '%s (submitted by: %s, status: %s)' % (self.headline, self.user, self.proposal_status)
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def save(self, **kwargs):
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if not self.camp.call_for_speakers_open:
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message = 'Call for speakers is not open'
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if hasattr(self, 'request'):
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messages.error(self.request, message)
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raise ValidationError(message)
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super().save(**kwargs)
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def delete(self, **kwargs):
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if not self.camp.call_for_speakers_open:
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message = 'Call for speakers is not open'
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if hasattr(self, 'request'):
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messages.error(self.request, message)
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raise ValidationError(message)
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super().delete(**kwargs)
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def get_speakerproposal_picture_upload_path(instance, filename):
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""" We want speakerproposal pictures saved as MEDIA_ROOT/public/speakerproposals/camp-slug/proposal-uuid/filename """
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return 'public/speakerproposals/%(campslug)s/%(proposaluuid)s/%(filename)s' % {
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'campslug': instance.camp.slug,
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'proposaluuid': instance.uuid,
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'filename': filename
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}
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def get_speakersubmission_picture_upload_path(instance, filename):
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""" We want speakerproposal pictures saved as MEDIA_ROOT/public/speakerproposals/camp-slug/proposal-uuid/filename """
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return 'public/speakerproposals/%(campslug)s/%(proposaluuid)s/%(filename)s' % {
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'campslug': instance.camp.slug,
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'proposaluuidd': instance.uuid,
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'filename': filename
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}
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class SpeakerProposal(UserSubmittedModel):
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""" A speaker proposal """
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camp = models.ForeignKey(
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'camps.Camp',
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related_name='speakerproposals'
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)
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name = models.CharField(
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max_length=150,
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help_text='Name or alias of the speaker',
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)
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biography = models.TextField(
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help_text='Markdown is supported.'
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)
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picture_large = models.ImageField(
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null=True,
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blank=True,
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upload_to=get_speakerproposal_picture_upload_path,
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help_text='A picture of the speaker',
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storage=storage,
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max_length=255
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)
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picture_small = models.ImageField(
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null=True,
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blank=True,
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upload_to=get_speakerproposal_picture_upload_path,
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help_text='A thumbnail of the speaker picture',
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storage=storage,
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max_length=255
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)
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submission_notes = models.TextField(
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help_text='Private notes for this speaker. Only visible to the submitting user and the BornHack organisers.',
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blank=True
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)
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@property
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def headline(self):
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return self.name
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def get_absolute_url(self):
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return reverse_lazy('speakerproposal_detail', kwargs={'camp_slug': self.camp.slug, 'pk': self.uuid})
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def mark_as_approved(self):
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speakermodel = apps.get_model('program', 'speaker')
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speakerproposalmodel = apps.get_model('program', 'speakerproposal')
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speaker = speakermodel()
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speaker.camp = self.camp
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speaker.name = self.name
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speaker.biography = self.biography
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if self.picture_small and self.picture_large:
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temp = ContentFile(self.picture_small.read())
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temp.name = os.path.basename(self.picture_small.name)
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speaker.picture_small = temp
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temp = ContentFile(self.picture_large.read())
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temp.name = os.path.basename(self.picture_large.name)
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speaker.picture_large = temp
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speaker.proposal = self
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speaker.save()
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self.proposal_status = speakerproposalmodel.PROPOSAL_APPROVED
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self.save()
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class EventProposal(UserSubmittedModel):
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""" An event proposal """
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camp = models.ForeignKey(
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'camps.Camp',
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related_name='eventproposals'
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)
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title = models.CharField(
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max_length=255,
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help_text='The title of this event',
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)
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abstract = models.TextField(
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help_text='The abstract for this event'
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)
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event_type = models.ForeignKey(
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'program.EventType',
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help_text='The type of event',
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)
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speakers = models.ManyToManyField(
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'program.SpeakerProposal',
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blank=True,
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help_text='Pick the speaker(s) for this event. If you cannot see anything here you need to go back and create Speaker Proposal(s) first.',
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)
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allow_video_recording = models.BooleanField(
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default=False,
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help_text='If we can video record the event or not'
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)
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submission_notes = models.TextField(
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help_text='Private notes for this event. Only visible to the submitting user and the BornHack organisers.',
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blank=True
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)
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@property
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def headline(self):
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return self.title
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def get_absolute_url(self):
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return reverse_lazy(
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'eventproposal_detail',
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kwargs={'camp_slug': self.camp.slug, 'pk': self.uuid}
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)
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def mark_as_approved(self):
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eventmodel = apps.get_model('program', 'event')
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eventproposalmodel = apps.get_model('program', 'eventproposal')
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event = eventmodel()
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event.camp = self.camp
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event.title = self.title
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event.abstract = self.abstract
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event.event_type = self.event_type
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event.proposal = self
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event.video_recording = self.allow_video_recording
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event.save()
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# loop through the speakerproposals linked to this eventproposal and associate any related speaker objects with this event
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for sp in self.speakers.all():
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try:
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event.speakers.add(sp.speaker)
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except ObjectDoesNotExist:
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event.delete()
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raise ValidationError('Not all speakers are approved or created yet.')
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self.proposal_status = eventproposalmodel.PROPOSAL_APPROVED
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self.save()
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###############################################################################
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class EventLocation(CampRelatedModel):
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""" The places where stuff happens """
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name = models.CharField(
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max_length=100
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)
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slug = models.SlugField()
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icon = models.CharField(
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max_length=100,
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help_text="hex for the unicode character in the fontawesome icon set to use, like 'f000' for 'fa-glass'"
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)
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camp = models.ForeignKey(
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'camps.Camp',
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related_name='eventlocations'
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)
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def __str__(self):
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return '{} ({})'.format(self.name, self.camp)
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class Meta:
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unique_together = (('camp', 'slug'), ('camp', 'name'))
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def serialize(self):
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return {
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"name": self.name,
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"slug": self.slug,
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"icon": self.icon,
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}
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class EventType(CreatedUpdatedModel):
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""" Every event needs to have a type. """
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name = models.CharField(
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max_length=100,
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unique=True,
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help_text='The name of this event type',
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)
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slug = models.SlugField()
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color = models.CharField(
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max_length=50,
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help_text='The background color of this event type',
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)
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light_text = models.BooleanField(
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default=False,
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help_text='Check if this event type should use white text color',
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)
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notifications = models.BooleanField(
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default=False,
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help_text='Check to send notifications for this event type',
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)
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public = models.BooleanField(
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default=False,
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help_text='Check to permit users to submit events of this type',
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)
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include_in_event_list = models.BooleanField(
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default=True,
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help_text='Include events of this type in the event list?',
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)
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def __str__(self):
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return self.name
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def serialize(self):
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return {
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"name": self.name,
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"slug": self.slug,
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"color": self.color,
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"light_text": self.light_text,
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}
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class Event(CampRelatedModel):
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""" Something that is on the program one or more times. """
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title = models.CharField(
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max_length=255,
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help_text='The title of this event',
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)
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abstract = models.TextField(
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help_text='The abstract for this event'
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)
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event_type = models.ForeignKey(
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'program.EventType',
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help_text='The type of this event',
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)
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slug = models.SlugField(
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blank=True,
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max_length=255,
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help_text='The slug for this event, created automatically',
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)
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camp = models.ForeignKey(
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'camps.Camp',
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related_name='events',
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help_text='The camp this event belongs to',
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)
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video_url = models.URLField(
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max_length=1000,
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null=True,
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blank=True,
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help_text='URL to the recording'
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)
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video_recording = models.BooleanField(
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default=True,
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help_text='Do we intend to record video of this event?'
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)
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class Meta:
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ordering = ['title']
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unique_together = (('camp', 'slug'), ('camp', 'title'))
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def __str__(self):
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return '%s (%s)' % (self.title, self.camp.title)
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def save(self, **kwargs):
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if not self.slug:
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self.slug = slugify(self.title)
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super(Event, self).save(**kwargs)
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@property
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def speakers_list(self):
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if self.speakers.exists():
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return ", ".join(self.speakers.all().values_list('name', flat=True))
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return False
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def get_absolute_url(self):
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return reverse_lazy('event_detail', kwargs={'camp_slug': self.camp.slug, 'slug': self.slug})
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def serialize(self):
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data = {
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'title': self.title,
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'slug': self.slug,
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'abstract': self.abstract,
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'speakers': [
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speaker.serialize()
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for speaker in self.speakers.all()
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],
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}
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return data
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class EventInstance(CampRelatedModel):
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""" An instance of an event """
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event = models.ForeignKey(
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'program.event',
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related_name='instances'
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)
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when = DateTimeRangeField()
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notifications_sent = models.BooleanField(
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default=False
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)
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location = models.ForeignKey(
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'program.EventLocation',
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related_name='eventinstances'
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)
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class Meta:
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ordering = ['when']
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def __str__(self):
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return '%s (%s)' % (self.event, self.when)
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def clean(self):
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if self.location.camp != self.event.camp:
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raise ValidationError({'location': 'Error: This location belongs to a different camp'})
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@property
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def camp(self):
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return self.event.camp
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@property
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def schedule_date(self):
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"""
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Returns the schedule date of this eventinstance. Schedule date is determined by substracting
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settings.SCHEDULE_MIDNIGHT_OFFSET_HOURS from the eventinstance start time. This means that if
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an event is scheduled for 00:30 wednesday evening (technically thursday) then the date
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after substracting 5 hours would be wednesdays date, not thursdays
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(given settings.SCHEDULE_MIDNIGHT_OFFSET_HOURS=5)
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"""
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return (self.when.lower-timedelta(hours=settings.SCHEDULE_MIDNIGHT_OFFSET_HOURS)).date()
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@property
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def timeslots(self):
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"""
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Find the number of timeslots this eventinstance takes up
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"""
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seconds = (self.when.upper-self.when.lower).seconds
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minutes = seconds / 60
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return minutes / settings.SCHEDULE_TIMESLOT_LENGTH_MINUTES
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def get_ics_event(self):
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ievent = icalendar.Event()
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ievent['summary'] = self.event.title
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ievent['dtstart'] = icalendar.vDatetime(self.when.lower).to_ical()
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ievent['dtend'] = icalendar.vDatetime(self.when.upper).to_ical()
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ievent['location'] = icalendar.vText(self.location.name)
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return ievent
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def serialize(self, user=None):
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data = {
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'title': self.event.title,
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'slug': self.event.slug + '-' + str(self.id),
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'event_slug': self.event.slug,
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'from': self.when.lower.astimezone().isoformat(),
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'to': self.when.upper.astimezone().isoformat(),
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'url': str(self.event.get_absolute_url()),
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'id': self.id,
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'bg-color': self.event.event_type.color,
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'fg-color': '#fff' if self.event.event_type.light_text else '#000',
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'event_type': self.event.event_type.slug,
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'location': self.location.slug,
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'location_icon': self.location.icon,
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'timeslots': self.timeslots,
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'video_recording': self.event.video_recording,
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}
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if self.event.video_url:
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data['video_url'] = self.event.video_url
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if user and user.is_authenticated:
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is_favorited = user.favorites.filter(event_instance=self).exists()
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data['is_favorited'] = is_favorited
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return data
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def get_speaker_picture_upload_path(instance, filename):
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""" We want speaker pictures are saved as MEDIA_ROOT/public/speakers/camp-slug/speaker-slug/filename """
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return 'public/speakers/%(campslug)s/%(speakerslug)s/%(filename)s' % {
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'campslug': instance.camp.slug,
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'speakerslug': instance.slug,
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'filename': filename
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}
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class Speaker(CampRelatedModel):
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""" A Person (co)anchoring one or more events on a camp. """
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name = models.CharField(
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max_length=150,
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help_text='Name or alias of the speaker',
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)
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biography = models.TextField(
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help_text='Markdown is supported.'
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)
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picture_small = models.ImageField(
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null=True,
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blank=True,
|
|
upload_to=get_speaker_picture_upload_path,
|
|
help_text='A thumbnail of the speaker picture'
|
|
)
|
|
|
|
picture_large = models.ImageField(
|
|
null=True,
|
|
blank=True,
|
|
upload_to=get_speaker_picture_upload_path,
|
|
help_text='A picture of the speaker'
|
|
)
|
|
|
|
slug = models.SlugField(
|
|
blank=True,
|
|
max_length=255,
|
|
help_text='The slug for this speaker, will be autocreated',
|
|
)
|
|
|
|
camp = models.ForeignKey(
|
|
'camps.Camp',
|
|
null=True,
|
|
related_name='speakers',
|
|
help_text='The camp this speaker belongs to',
|
|
)
|
|
|
|
events = models.ManyToManyField(
|
|
Event,
|
|
blank=True,
|
|
help_text='The event(s) this speaker is anchoring',
|
|
related_name='speakers'
|
|
)
|
|
|
|
proposal = models.OneToOneField(
|
|
'program.SpeakerProposal',
|
|
null=True,
|
|
blank=True,
|
|
help_text='The speaker proposal object this speaker was created from',
|
|
)
|
|
|
|
class Meta:
|
|
ordering = ['name']
|
|
unique_together = (('camp', 'name'), ('camp', 'slug'))
|
|
|
|
def __str__(self):
|
|
return '%s (%s)' % (self.name, self.camp)
|
|
|
|
def save(self, **kwargs):
|
|
if not self.slug:
|
|
self.slug = slugify(self.name)
|
|
super(Speaker, self).save(**kwargs)
|
|
|
|
def get_absolute_url(self):
|
|
return reverse_lazy('speaker_detail', kwargs={'camp_slug': self.camp.slug, 'slug': self.slug})
|
|
|
|
def serialize(self):
|
|
data = {
|
|
'name': self.name,
|
|
}
|
|
return data
|
|
|
|
|
|
class Favorite(models.Model):
|
|
user = models.ForeignKey('auth.User', related_name='favorites')
|
|
event_instance = models.ForeignKey('program.EventInstance')
|
|
|
|
class Meta:
|
|
unique_together = ['user', 'event_instance']
|
|
|