Add a middleware to detect LD Accept headers

This commit is contained in:
Andrew Godwin 2022-12-05 20:02:35 -07:00
parent e2d28a4be0
commit 9fe2e6676c
4 changed files with 22 additions and 12 deletions

View file

@ -21,12 +21,7 @@ class Individual(TemplateView):
self.identity = by_handle_or_404(self.request, handle, local=False)
self.post_obj = get_object_or_404(self.identity.posts, pk=post_id)
# If they're coming in looking for JSON, they want the actor
accept = request.headers.get("accept", "text/html").lower()
if (
"application/json" in accept
or "application/ld" in accept
or "application/activity" in accept
):
if request.ap_json:
# Return post JSON
return self.serve_object()
else:

View file

@ -6,6 +6,25 @@ from core import sentry
from core.models import Config
class AcceptMiddleware:
"""
Detects any Accept headers signifying a fellow AP server is trying to get JSON.
"""
def __init__(self, get_response):
self.get_response = get_response
def __call__(self, request):
accept = request.headers.get("accept", "text/html").lower()
request.ap_json = (
"application/json" in accept
or "application/ld" in accept
or "application/activity" in accept
)
response = self.get_response(request)
return response
class ConfigLoadingMiddleware:
"""
Caches the system config every request

View file

@ -178,6 +178,7 @@ MIDDLEWARE = [
"django.contrib.messages.middleware.MessageMiddleware",
"django.middleware.clickjacking.XFrameOptionsMiddleware",
"django_htmx.middleware.HtmxMiddleware",
"core.middleware.AcceptMiddleware",
"core.middleware.ConfigLoadingMiddleware",
"users.middleware.IdentityMiddleware",
]

View file

@ -42,12 +42,7 @@ class ViewIdentity(ListView):
):
self.identity.transition_perform(IdentityStates.outdated)
# If they're coming in looking for JSON, they want the actor
accept = request.headers.get("accept", "text/html").lower()
if (
"application/json" in accept
or "application/ld" in accept
or "application/activity" in accept
):
if request.ap_json:
# Return actor info
return self.serve_actor(self.identity)
else: