Fixes bugs in how lists/shelves federate Adds

bookwyrm/activitypub/__init__.py

@@ -16,7 +16,7 @@ from .response import ActivitypubResponse
 from .book import Edition, Work, Author
 from .verbs import Create, Delete, Undo, Update
 from .verbs import Follow, Accept, Reject, Block
-from .verbs import Add, AddBook, Remove
+from .verbs import Add, AddBook, AddListItem, Remove
 
 # this creates a list of all the Activity types that we can serialize,
 # so when an Activity comes in from outside, we can check if it's known

bookwyrm/activitypub/base_activity.py

@@ -65,6 +65,13 @@ class ActivityObject:
 
     def to_model(self, model, instance=None, save=True):
         ''' convert from an activity to a model instance '''
+        if self.type != model.activity_serializer.type:
+            raise ActivitySerializerError(
+                'Wrong activity type "%s" for activity of type "%s"' % \
+                        (model.activity_serializer.type,
+                         self.type)
+            )
+
         if not isinstance(self, model.activity_serializer):
             raise ActivitySerializerError(
                 'Wrong activity type "%s" for model "%s" (expects "%s")' % \

bookwyrm/activitypub/verbs.py

@@ -70,17 +70,26 @@ class Reject(Verb):
 @dataclass(init=False)
 class Add(Verb):
     '''Add activity '''
-    target: ActivityObject
+    target: str
+    object: ActivityObject
     type: str = 'Add'
 
 
 @dataclass(init=False)
-class AddBook(Verb):
+class AddBook(Add):
     '''Add activity that's aware of the book obj '''
-    target: Edition
+    object: Edition
     type: str = 'Add'
 
 
+@dataclass(init=False)
+class AddListItem(AddBook):
+    '''Add activity that's aware of the book obj '''
+    notes: str = None
+    order: int = 0
+    approved: bool = True
+
+
 @dataclass(init=False)
 class Remove(Verb):
     '''Remove activity '''