mirror of
https://github.com/bookwyrm-social/bookwyrm.git
synced 2024-06-10 09:19:27 +00:00
219 lines
7.2 KiB
Python
219 lines
7.2 KiB
Python
''' database schema for the whole dang thing '''
|
|
from django.db import models
|
|
from django.dispatch import receiver
|
|
from django.contrib.auth.models import AbstractUser
|
|
from django.contrib.postgres.fields import JSONField
|
|
from Crypto.PublicKey import RSA
|
|
from Crypto import Random
|
|
from fedireads.settings import DOMAIN, OL_URL
|
|
import re
|
|
|
|
class User(AbstractUser):
|
|
''' a user who wants to read books '''
|
|
private_key = models.TextField(blank=True, null=True)
|
|
public_key = models.TextField(blank=True, null=True)
|
|
api_key = models.CharField(max_length=255, blank=True, null=True)
|
|
actor = models.CharField(max_length=255)
|
|
inbox = models.CharField(max_length=255)
|
|
outbox = models.CharField(max_length=255)
|
|
summary = models.TextField(blank=True, null=True)
|
|
local = models.BooleanField(default=True)
|
|
localname = models.CharField(
|
|
max_length=255,
|
|
null=True,
|
|
blank=True,
|
|
unique=True
|
|
)
|
|
avatar = models.ImageField(upload_to='uploads/', blank=True, null=True)
|
|
# TODO: a field for if non-local users are readers or others
|
|
followers = models.ManyToManyField('self', symmetrical=False)
|
|
created_date = models.DateTimeField(auto_now_add=True)
|
|
updated_date = models.DateTimeField(auto_now=True)
|
|
|
|
|
|
@receiver(models.signals.pre_save, sender=User)
|
|
def execute_before_save(sender, instance, *args, **kwargs):
|
|
''' create shelves for new users '''
|
|
# TODO: how are remote users handled? what if they aren't readers?
|
|
if not instance.local or instance.id:
|
|
return
|
|
instance.localname = instance.username
|
|
instance.username = '%s@%s' % (instance.username, DOMAIN)
|
|
instance.actor = 'https://%s/user/%s' % (DOMAIN, instance.localname)
|
|
instance.inbox = 'https://%s/user/%s/inbox' % (DOMAIN, instance.localname)
|
|
instance.outbox = 'https://%s/user/%s/outbox' % (DOMAIN, instance.localname)
|
|
if not instance.private_key:
|
|
random_generator = Random.new().read
|
|
key = RSA.generate(1024, random_generator)
|
|
instance.private_key = key.export_key().decode('utf8')
|
|
instance.public_key = key.publickey().export_key().decode('utf8')
|
|
|
|
|
|
@receiver(models.signals.post_save, sender=User)
|
|
def execute_after_save(sender, instance, created, *args, **kwargs):
|
|
''' create shelves for new users '''
|
|
# TODO: how are remote users handled? what if they aren't readers?
|
|
if not instance.local or not created:
|
|
return
|
|
|
|
shelves = [{
|
|
'name': 'To Read',
|
|
'type': 'to-read',
|
|
}, {
|
|
'name': 'Currently Reading',
|
|
'type': 'reading',
|
|
}, {
|
|
'name': 'Read',
|
|
'type': 'read',
|
|
}]
|
|
|
|
for shelf in shelves:
|
|
Shelf(
|
|
name=shelf['name'],
|
|
shelf_type=shelf['type'],
|
|
user=instance,
|
|
editable=False
|
|
).save()
|
|
|
|
|
|
class Activity(models.Model):
|
|
''' basic fields for storing activities '''
|
|
uuid = models.CharField(max_length=255, unique=True)
|
|
user = models.ForeignKey('User', on_delete=models.PROTECT)
|
|
content = JSONField(max_length=5000)
|
|
activity_type = models.CharField(max_length=255)
|
|
created_date = models.DateTimeField(auto_now_add=True)
|
|
updated_date = models.DateTimeField(auto_now=True)
|
|
|
|
|
|
class ShelveActivity(Activity):
|
|
''' someone put a book on a shelf '''
|
|
book = models.ForeignKey('Book', on_delete=models.PROTECT)
|
|
shelf = models.ForeignKey('Shelf', on_delete=models.PROTECT)
|
|
|
|
|
|
class FollowActivity(Activity):
|
|
''' record follow requests sent out '''
|
|
followed = models.ForeignKey(
|
|
'User',
|
|
related_name='followed',
|
|
on_delete=models.PROTECT
|
|
)
|
|
|
|
def save(self, *args, **kwargs):
|
|
if not self.activity_type:
|
|
self.activity_type = 'Follow'
|
|
super().save(*args, **kwargs)
|
|
|
|
|
|
class Review(Activity):
|
|
''' a book review '''
|
|
book = models.ForeignKey('Book', on_delete=models.PROTECT)
|
|
work = models.ForeignKey('Work', on_delete=models.PROTECT)
|
|
name = models.TextField()
|
|
rating = models.IntegerField(default=0)
|
|
review_content = models.TextField()
|
|
|
|
def save(self, *args, **kwargs):
|
|
if not self.activity_type:
|
|
self.activity_type = 'Article'
|
|
super().save(*args, **kwargs)
|
|
|
|
|
|
class Note(Activity):
|
|
''' reply to a review, etc '''
|
|
def save(self, *args, **kwargs):
|
|
if not self.activity_type:
|
|
self.activity_type = 'Note'
|
|
super().save(*args, **kwargs)
|
|
|
|
|
|
class Shelf(models.Model):
|
|
activitypub_id = models.CharField(max_length=255)
|
|
identifier = models.CharField(max_length=255)
|
|
name = models.CharField(max_length=100)
|
|
user = models.ForeignKey('User', on_delete=models.PROTECT)
|
|
editable = models.BooleanField(default=True)
|
|
shelf_type = models.CharField(default='custom', max_length=100)
|
|
books = models.ManyToManyField(
|
|
'Book',
|
|
symmetrical=False,
|
|
through='ShelfBook',
|
|
through_fields=('shelf', 'book')
|
|
)
|
|
created_date = models.DateTimeField(auto_now_add=True)
|
|
updated_date = models.DateTimeField(auto_now=True)
|
|
|
|
class Meta:
|
|
unique_together = ('user', 'name')
|
|
|
|
def save(self, *args, **kwargs):
|
|
if not self.identifier:
|
|
self.identifier = '%s_%s' % (
|
|
self.user.localname,
|
|
re.sub(r'\W', '-', self.name).lower()
|
|
)
|
|
if not self.activitypub_id:
|
|
self.activitypub_id = 'https://%s/shelf/%s' % \
|
|
(DOMAIN, self.identifier)
|
|
super().save(*args, **kwargs)
|
|
|
|
|
|
class ShelfBook(models.Model):
|
|
# many to many join table for books and shelves
|
|
book = models.ForeignKey('Book', on_delete=models.PROTECT)
|
|
shelf = models.ForeignKey('Shelf', on_delete=models.PROTECT)
|
|
added_by = models.ForeignKey(
|
|
'User',
|
|
blank=True,
|
|
null=True,
|
|
on_delete=models.PROTECT
|
|
)
|
|
added_date = models.DateTimeField(auto_now_add=True)
|
|
|
|
class Meta:
|
|
unique_together = ('book', 'shelf')
|
|
|
|
|
|
class Book(models.Model):
|
|
''' a non-canonical copy from open library '''
|
|
activitypub_id = models.CharField(max_length=255)
|
|
openlibrary_key = models.CharField(max_length=255)
|
|
data = JSONField()
|
|
works = models.ManyToManyField('Work')
|
|
authors = models.ManyToManyField('Author')
|
|
shelves = models.ManyToManyField(
|
|
'Shelf',
|
|
symmetrical=False,
|
|
through='ShelfBook',
|
|
through_fields=('book', 'shelf')
|
|
)
|
|
added_by = models.ForeignKey(
|
|
'User',
|
|
blank=True,
|
|
null=True,
|
|
on_delete=models.PROTECT
|
|
)
|
|
added_date = models.DateTimeField(auto_now_add=True)
|
|
updated_date = models.DateTimeField(auto_now=True)
|
|
|
|
def save(self, *args, **kwargs):
|
|
self.activitypub_id = '%s%s' % (OL_URL, self.openlibrary_key)
|
|
super().save(*args, **kwargs)
|
|
|
|
|
|
class Work(models.Model):
|
|
''' encompassses all editions of a book '''
|
|
openlibrary_key = models.CharField(max_length=255)
|
|
data = JSONField()
|
|
added_date = models.DateTimeField(auto_now_add=True)
|
|
updated_date = models.DateTimeField(auto_now=True)
|
|
|
|
|
|
class Author(models.Model):
|
|
openlibrary_key = models.CharField(max_length=255)
|
|
data = JSONField()
|
|
added_date = models.DateTimeField(auto_now_add=True)
|
|
updated_date = models.DateTimeField(auto_now=True)
|
|
|