Implement self-contained archives to import and export entire users b…

…etween instances (bookwyrm-social#38)

Co-authored-by: Daniel Burgess <developerdannymate@gmail.com>
Co-authored-by: Hugh Rundle <hugh@hughrundle.net>
Co-authored-by: dannymate <dannymate@noreply.codeberg.org>
Co-authored-by: hughrun <hughrun@noreply.codeberg.org>
Reviewed-on: https://codeberg.org/GuildAlpha/bookwyrm/pulls/38
Co-authored-by: CSDUMMI <csdummi.misquality@simplelogin.co>
Co-committed-by: CSDUMMI <csdummi.misquality@simplelogin.co>

bookwyrm/forms/forms.py

@@ -25,6 +25,10 @@ class ImportForm(forms.Form):
     csv_file = forms.FileField()
 
 
+class ImportUserForm(forms.Form):
+    archive_file = forms.FileField()
+
+
 class ShelfForm(CustomForm):
     class Meta:
         model = models.Shelf

bookwyrm/importers/__init__.py

@@ -1,6 +1,7 @@
 """ import classes """
 
 from .importer import Importer
+from .bookwyrm_import import BookwyrmImporter
 from .calibre_import import CalibreImporter
 from .goodreads_import import GoodreadsImporter
 from .librarything_import import LibrarythingImporter

bookwyrm/importers/bookwyrm_import.py

@@ -0,0 +1,19 @@
+"""Import data from Bookwyrm export files"""
+from bookwyrm import settings
+from bookwyrm.models.bookwyrm_import_job import BookwyrmImportJob
+
+
+class BookwyrmImporter:
+    """Import a Bookwyrm User export JSON file.
+    This is kind of a combination of an importer and a connector.
+    """
+
+    def process_import(self, user, archive_file, settings):
+        """import user data from a Bookwyrm export file"""
+
+        required = [k for k in settings if settings.get(k) == "on"]
+
+        job = BookwyrmImportJob.objects.create(
+            user=user, archive_file=archive_file, required=required
+        )
+        return job

bookwyrm/migrations/0179_bookwyrmexportjob_bookwyrmimportjob_childjob_parentjob.py

@@ -0,0 +1,165 @@
+# Generated by Django 3.2.19 on 2023-08-31 22:57
+
+from django.conf import settings
+import django.contrib.postgres.fields
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("bookwyrm", "0178_auto_20230328_2132"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="ParentJob",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("task_id", models.UUIDField(blank=True, null=True, unique=True)),
+                (
+                    "created_date",
+                    models.DateTimeField(default=django.utils.timezone.now),
+                ),
+                (
+                    "updated_date",
+                    models.DateTimeField(default=django.utils.timezone.now),
+                ),
+                ("complete", models.BooleanField(default=False)),
+                (
+                    "status",
+                    models.CharField(
+                        choices=[
+                            ("pending", "Pending"),
+                            ("active", "Active"),
+                            ("complete", "Complete"),
+                            ("stopped", "Stopped"),
+                        ],
+                        default="pending",
+                        max_length=50,
+                        null=True,
+                    ),
+                ),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+            options={
+                "abstract": False,
+            },
+        ),
+        migrations.CreateModel(
+            name="BookwyrmExportJob",
+            fields=[
+                (
+                    "parentjob_ptr",
+                    models.OneToOneField(
+                        auto_created=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        parent_link=True,
+                        primary_key=True,
+                        serialize=False,
+                        to="bookwyrm.parentjob",
+                    ),
+                ),
+                ("export_data", models.FileField(null=True, upload_to="")),
+            ],
+            options={
+                "abstract": False,
+            },
+            bases=("bookwyrm.parentjob",),
+        ),
+        migrations.CreateModel(
+            name="BookwyrmImportJob",
+            fields=[
+                (
+                    "parentjob_ptr",
+                    models.OneToOneField(
+                        auto_created=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        parent_link=True,
+                        primary_key=True,
+                        serialize=False,
+                        to="bookwyrm.parentjob",
+                    ),
+                ),
+                ("archive_file", models.FileField(blank=True, null=True, upload_to="")),
+                ("import_data", models.JSONField(null=True)),
+                (
+                    "required",
+                    django.contrib.postgres.fields.ArrayField(
+                        base_field=models.CharField(blank=True, max_length=50),
+                        blank=True,
+                        size=None,
+                    ),
+                ),
+            ],
+            options={
+                "abstract": False,
+            },
+            bases=("bookwyrm.parentjob",),
+        ),
+        migrations.CreateModel(
+            name="ChildJob",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("task_id", models.UUIDField(blank=True, null=True, unique=True)),
+                (
+                    "created_date",
+                    models.DateTimeField(default=django.utils.timezone.now),
+                ),
+                (
+                    "updated_date",
+                    models.DateTimeField(default=django.utils.timezone.now),
+                ),
+                ("complete", models.BooleanField(default=False)),
+                (
+                    "status",
+                    models.CharField(
+                        choices=[
+                            ("pending", "Pending"),
+                            ("active", "Active"),
+                            ("complete", "Complete"),
+                            ("stopped", "Stopped"),
+                        ],
+                        default="pending",
+                        max_length=50,
+                        null=True,
+                    ),
+                ),
+                (
+                    "parent_job",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="child_jobs",
+                        to="bookwyrm.parentjob",
+                    ),
+                ),
+            ],
+            options={
+                "abstract": False,
+            },
+        ),
+    ]

bookwyrm/migrations/0182_merge_20230905_2240.py

@@ -0,0 +1,13 @@
+# Generated by Django 3.2.19 on 2023-09-05 22:40
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("bookwyrm", "0179_bookwyrmexportjob_bookwyrmimportjob_childjob_parentjob"),
+        ("bookwyrm", "0181_merge_20230806_2302"),
+    ]
+
+    operations = []

bookwyrm/models/__init__.py

@@ -26,6 +26,7 @@
 from .group import Group, GroupMember, GroupMemberInvitation
 
 from .import_job import ImportJob, ImportItem
+from .bookwyrm_import_job import BookwyrmImportJob
 
 from .site import SiteSettings, Theme, SiteInvite
 from .site import PasswordReset, InviteRequest