Serialize links for books

bookwyrm/models/book.py

@@ -234,7 +234,10 @@ class Work(OrderedCollectionPageMixin, Book):
         )
 
     activity_serializer = activitypub.Work
-    serialize_reverse_fields = [("editions", "editions", "-edition_rank")]
+    serialize_reverse_fields = [
+        ("editions", "editions", "-edition_rank"),
+        ("file_links", "fileLinks", "-created_date"),
+    ]
     deserialize_reverse_fields = [("editions", "editions"), ("file_links", "fileLinks")]
 
 
@@ -289,6 +292,8 @@ class Edition(Book):
 
     activity_serializer = activitypub.Edition
     name_field = "title"
+    serialize_reverse_fields = [("file_links", "fileLinks", "-created_date")]
+    deserialize_reverse_fields = [("file_links", "fileLinks")]
 
     def get_rank(self):
         """calculate how complete the data is on this edition"""

bookwyrm/models/link.py

@@ -23,11 +23,15 @@ class Link(ActivitypubMixin, BookWyrmModel):
             del kwargs["broadcast"]
         return super().save(*args, **kwargs)
 
+    def to_activity(self, omit=(), **kwargs):
+        """we don't need ALL the fields"""
+        return super().to_activity(omit=("@context", "id"), **kwargs)
+
 
 class FileLink(Link):
     """a link to a file"""
 
-    book = fields.ForeignKey(
+    book = models.ForeignKey(
         "Book", on_delete=models.CASCADE, related_name="file_links", null=True
     )
     filetype = fields.CharField(max_length=5, activitypub_field="mediaType")

bookwyrm/models/user.py

@@ -344,6 +344,7 @@ class User(OrderedCollectionPageMixin, AbstractUser):
 
     def delete(self, *args, **kwargs):
         """deactivate rather than delete a user"""
+        # pylint: disable=attribute-defined-outside-init
         self.is_active = False
         # skip the logic in this class's save()
         super().save(*args, **kwargs)
@@ -404,14 +405,6 @@ class KeyPair(ActivitypubMixin, BookWyrmModel):
             self.private_key, self.public_key = create_key_pair()
         return super().save(*args, **kwargs)
 
-    def to_activity(self, **kwargs):
-        """override default AP serializer to add context object
-        idk if this is the best way to go about this"""
-        activity_object = super().to_activity(**kwargs)
-        del activity_object["@context"]
-        del activity_object["type"]
-        return activity_object
-
 
 class AnnualGoal(BookWyrmModel):
     """set a goal for how many books you read in a year"""