mirror of
https://github.com/bookwyrm-social/bookwyrm.git
synced 2024-11-20 00:21:04 +00:00
87 lines
3.6 KiB
Python
87 lines
3.6 KiB
Python
''' database schema for books and shelves '''
|
|
from datetime import datetime
|
|
from django.db import models
|
|
from uuid import uuid4
|
|
|
|
from fedireads.settings import DOMAIN
|
|
from fedireads.utils.fields import JSONField, ArrayField
|
|
from fedireads.utils.models import FedireadsModel
|
|
|
|
|
|
class Book(FedireadsModel):
|
|
''' a generic book, which can mean either an edition or a work '''
|
|
# these identifiers apply to both works and editions
|
|
openlibrary_key = models.CharField(max_length=255, unique=True, null=True)
|
|
librarything_key = models.CharField(max_length=255, unique=True, null=True)
|
|
local_key = models.CharField(max_length=255, unique=True, default=uuid4)
|
|
misc_identifiers = JSONField(null=True)
|
|
|
|
# info about where the data comes from and where/if to sync
|
|
origin = models.CharField(max_length=255, unique=True, null=True)
|
|
local_edits = models.BooleanField(default=False)
|
|
sync = models.BooleanField(default=True)
|
|
last_sync_date = models.DateTimeField(default=datetime.now)
|
|
|
|
# TODO: edit history
|
|
|
|
# book/work metadata
|
|
title = models.CharField(max_length=255)
|
|
sort_title = models.CharField(max_length=255, null=True)
|
|
subtitle = models.TextField(blank=True, null=True)
|
|
description = models.TextField(blank=True, null=True)
|
|
language = models.CharField(max_length=255, null=True)
|
|
series = models.CharField(max_length=255, blank=True, null=True)
|
|
series_number = models.CharField(max_length=255, blank=True, null=True)
|
|
# TODO: include an annotation about the type of authorship (ie, translator)
|
|
authors = models.ManyToManyField('Author')
|
|
# TODO: also store cover thumbnail
|
|
cover = models.ImageField(upload_to='covers/', blank=True, null=True)
|
|
first_published_date = models.DateTimeField(null=True)
|
|
published_date = models.DateTimeField(null=True)
|
|
shelves = models.ManyToManyField(
|
|
'Shelf',
|
|
symmetrical=False,
|
|
through='ShelfBook',
|
|
through_fields=('book', 'shelf')
|
|
)
|
|
# TODO: why can't I just call this work????
|
|
parent_work = models.ForeignKey('Work', on_delete=models.PROTECT, null=True)
|
|
|
|
@property
|
|
def absolute_id(self):
|
|
''' constructs the absolute reference to any db object '''
|
|
base_path = 'https://%s' % DOMAIN
|
|
model_name = type(self).__name__.lower()
|
|
return '%s/%s/%s' % (base_path, model_name, self.openlibrary_key)
|
|
|
|
def __repr__(self):
|
|
return "<{} key={!r} title={!r} author={!r}>".format(self.__class__, self.openlibrary_key, self.title, self.author)
|
|
|
|
|
|
class Work(Book):
|
|
''' a work (an abstract concept of a book that manifests in an edition) '''
|
|
# library of congress catalog control number
|
|
lccn = models.CharField(max_length=255, unique=True, null=True)
|
|
|
|
|
|
class Edition(Book):
|
|
''' an edition of a book '''
|
|
# these identifiers only apply to work
|
|
isbn = models.CharField(max_length=255, unique=True, null=True)
|
|
oclc_number = models.CharField(max_length=255, unique=True, null=True)
|
|
pages = models.IntegerField(null=True)
|
|
|
|
|
|
class Author(FedireadsModel):
|
|
''' copy of an author from OL '''
|
|
openlibrary_key = models.CharField(max_length=255, null=True, unique=True)
|
|
wikipedia_link = models.CharField(max_length=255, blank=True, null=True)
|
|
# idk probably other keys would be useful here?
|
|
born = models.DateTimeField(null=True)
|
|
died = models.DateTimeField(null=True)
|
|
name = models.CharField(max_length=255)
|
|
last_name = models.CharField(max_length=255, null=True)
|
|
first_name = models.CharField(max_length=255, null=True)
|
|
aliases = ArrayField(models.CharField(max_length=255), blank=True, default=list)
|
|
bio = models.TextField(null=True, blank=True)
|
|
|