ActivityPub serialize book

fedireads/activitypub/__init__.py

@@ -1,6 +1,6 @@
 ''' bring activitypub functions into the namespace '''
 from .actor import get_actor
-from .book import get_book, get_book_list
+from .book import get_book
 from .create import get_create
 from .follow import get_following, get_followers
 from .follow import get_follow_request, get_unfollow, get_accept, get_reject

fedireads/activitypub/book.py

@@ -0,0 +1,56 @@
+''' federate book data '''
+from fedireads.settings import DOMAIN
+
+def get_book(book):
+    ''' activitypub serialize a book '''
+
+    activity = {
+        '@context': 'https://www.w3.org/ns/activitystreams',
+        'type': 'Document',
+        'book_type': type(book).__name__,
+        'name': book.title,
+        'url': book.absolute_id,
+
+        'sort_title': book.sort_title,
+        'subtitle': book.subtitle,
+
+        'openlibrary_key': book.openlibrary_key,
+        'librarything_key': book.librarything_key,
+        'fedireads_key': book.fedireads_key,
+        'misc_identifiers': book.misc_identifiers,
+
+        'source_url': book.source_url,
+        'sync': book.sync,
+        'last_sync_date': book.last_sync_date,
+
+        'description': book.description,
+        'language': book.language,
+        'series': book.series,
+        'series_number': book.series_number,
+        'first_published_date': book.first_published_date.isoformat() if \
+                book.first_published_date else None,
+        'published_date': book.published_date.isoformat() if \
+                book.published_date else None,
+        'parent_work': book.parent_work.absolute_id if \
+                book.parent_work else None,
+        'authors': [get_author(a) for a in book.authors.all()],
+    }
+
+    if book.cover:
+        image_path = book.cover.url
+        image_type = image_path.split('.')[-1]
+        activity['attachment'] = [{
+            'type': 'Document',
+            'mediaType': 'image/%s' % image_type,
+            'url': 'https://%s%s' % (DOMAIN, image_path),
+            'name': 'Cover of "%s"' % book.title,
+        }]
+        return {k: v for (k, v) in activity.items() if v}
+
+
+def get_author(author):
+    ''' serialize an author '''
+    return {
+        'name': author.name,
+        'url': author.absolute_id,
+    }

fedireads/urls.py

@@ -56,12 +56,12 @@ urlpatterns = [
     re_path(r'%s/replies\.json$' % status_path, views.replies_page),
 
     # books
-    re_path(r'^book/(?P<book_identifier>[\w\-]+)/?$', views.book_page),
+    re_path(r'^book/(?P<book_identifier>[\w\-]+)(.json)?/?$', views.book_page),
     re_path(r'^book/(?P<book_identifier>[\w\-]+)/(?P<tab>friends|local|federated)?$', views.book_page),
     re_path(r'^author/(?P<author_identifier>\w+)/?$', views.author_page),
     re_path(r'^tag/(?P<tag_id>.+)/?$', views.tag_page),
-    re_path(r'^shelf/%s/(?P<shelf_identifier>[\w-]+)/?$' % username_regex, views.shelf_page),
+    re_path(r'^shelf/%s/(?P<shelf_identifier>[\w-]+)(.json)?/?$' % username_regex, views.shelf_page),
-    re_path(r'^shelf/%s/(?P<shelf_identifier>[\w-]+)/?$' % localname_regex, views.shelf_page),
+    re_path(r'^shelf/%s/(?P<shelf_identifier>[\w-]+)(.json)?/?$' % localname_regex, views.shelf_page),
 
     # internal action endpoints
     re_path(r'^logout/?$', actions.user_logout),

fedireads/utils/models.py

@@ -5,6 +5,7 @@ from fedireads.settings import DOMAIN
 
 # TODO maybe this should be in /models?
 class FedireadsModel(models.Model):
+    ''' fields and functions for every model '''
     created_date = models.DateTimeField(auto_now_add=True)
     updated_date = models.DateTimeField(auto_now=True)
 

fedireads/views.py

@@ -309,6 +309,9 @@ def book_page(request, book_identifier, tab='friends'):
     ''' info about a book '''
     book = books_manager.get_or_create_book(book_identifier)
 
+    if is_api_request(request):
+        return JsonResponse(activitypub.get_book(book))
+
     if isinstance(book, models.Work):
         book_reviews = models.Review.objects.filter(
             Q(book=book) | Q(book__parent_work=book),
@@ -426,6 +429,10 @@ def shelf_page(request, username, shelf_identifier):
         return HttpResponseNotFound()
 
     shelf = models.Shelf.objects.get(user=user, identifier=shelf_identifier)
+
+    if is_api_request(request):
+        return activitypub.get_shelf(shelf)
+
     data = {
         'shelf': shelf,
         'user': user,