moviewyrm/fedireads/models/status.py
2020-03-06 16:35:56 -08:00

78 lines
2.7 KiB
Python

''' models for storing different kinds of Activities '''
from datetime import datetime
from django.core.validators import MaxValueValidator, MinValueValidator
from django.db import models
from django.dispatch import receiver
from model_utils.managers import InheritanceManager
import re
from fedireads.utils.models import FedireadsModel
class Status(FedireadsModel):
''' any post, like a reply to a review, etc '''
user = models.ForeignKey('User', on_delete=models.PROTECT)
status_type = models.CharField(max_length=255, default='Note')
content = models.TextField(blank=True, null=True)
mention_users = models.ManyToManyField('User', related_name='mention_user')
mention_books = models.ManyToManyField('Book', related_name='mention_book')
activity_type = models.CharField(max_length=255, default='Note')
local = models.BooleanField(default=True)
privacy = models.CharField(max_length=255, default='public')
sensitive = models.BooleanField(default=False)
# the created date can't double as this, because of receiving federated posts
published_date = models.DateTimeField(default=datetime.now)
favorites = models.ManyToManyField(
'User',
symmetrical=False,
through='Favorite',
through_fields=('status', 'user'),
related_name='user_favorites'
)
reply_parent = models.ForeignKey(
'self',
null=True,
on_delete=models.PROTECT
)
objects = InheritanceManager()
class Review(Status):
''' a book review '''
name = models.CharField(max_length=255)
book = models.ForeignKey('Book', on_delete=models.PROTECT)
rating = models.IntegerField(
default=0,
validators=[MinValueValidator(0), MaxValueValidator(5)]
)
def save(self, *args, **kwargs):
self.status_type = 'Review'
self.activity_type = 'Article'
super().save(*args, **kwargs)
class Favorite(FedireadsModel):
''' fav'ing a post '''
user = models.ForeignKey('User', on_delete=models.PROTECT)
status = models.ForeignKey('Status', on_delete=models.PROTECT)
class Meta:
unique_together = ('user', 'status')
class Tag(FedireadsModel):
''' freeform tags for books '''
user = models.ForeignKey('User', on_delete=models.PROTECT)
book = models.ForeignKey('Book', on_delete=models.PROTECT)
name = models.CharField(max_length=100)
identifier = models.CharField(max_length=100)
def save(self, *args, **kwargs):
if not self.id:
# add identifiers to new tags
self.identifier = re.sub(r'\W+', '-', self.name).lower()
super().save(*args, **kwargs)
class Meta:
unique_together = ('user', 'book', 'name')