move things into different files

fedireads/models/user.py

@@ -0,0 +1,97 @@
+''' database schema for user data '''
+from Crypto import Random
+from Crypto.PublicKey import RSA
+from django.contrib.auth.models import AbstractUser
+from django.db import models
+from django.dispatch import receiver
+
+from fedireads.models import Shelf
+from fedireads.settings import DOMAIN
+
+
+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, unique=True)
+    inbox = models.CharField(max_length=255, unique=True)
+    shared_inbox = models.CharField(max_length=255, blank=True, null=True)
+    federated_server = models.ForeignKey(
+        'FederatedServer',
+        on_delete=models.PROTECT,
+        null=True,
+    )
+    outbox = models.CharField(max_length=255, unique=True)
+    summary = models.TextField(blank=True, null=True)
+    local = models.BooleanField(default=True)
+    localname = models.CharField(
+        max_length=255,
+        null=True,
+        unique=True
+    )
+    # name is your display name, which you can change at will
+    name = models.CharField(max_length=100, blank=True, null=True)
+    avatar = models.ImageField(upload_to='avatars/', blank=True, null=True)
+    followers = models.ManyToManyField('self', symmetrical=False)
+    created_date = models.DateTimeField(auto_now_add=True)
+    updated_date = models.DateTimeField(auto_now=True)
+
+
+class FederatedServer(models.Model):
+    ''' store which server's we federate with '''
+    server_name = models.CharField(max_length=255, unique=True)
+    shared_inbox = models.CharField(max_length=255, unique=True)
+    # federated, blocked, whatever else
+    status = models.CharField(max_length=255, default='federated')
+    # is it mastodon, fedireads, etc
+    application_type = models.CharField(max_length=255, null=True)
+
+
+@receiver(models.signals.pre_save, sender=User)
+def execute_before_save(sender, instance, *args, **kwargs):
+    ''' create shelves for new users '''
+    # this user already exists, no need to poplate fields
+    if instance.id or not instance.local:
+        return
+
+    # populate fields for local users
+    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.shared_inbox = 'https://%s/inbox' % DOMAIN
+    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()
+