Add option to share bookmarks publicly (#503)

* Make shared view public, add user profile fallback

* Allow unauthenticated access to shared bookmarks API

* Link shared bookmarks in unauthenticated layout

* Add public sharing setting

* Only show shared bookmarks link if there are publicly shared bookmarks

* Disable public sharing if sharing is disabled

* Show specific helper text when public sharing is enabled

* Fix tests

* Add more tests

* Improve setting description

bookmarks/middlewares.py

@@ -1,6 +1,24 @@
 from django.conf import settings
 from django.contrib.auth.middleware import RemoteUserMiddleware
 
+from bookmarks.models import UserProfile
+
 
 class CustomRemoteUserMiddleware(RemoteUserMiddleware):
     header = settings.LD_AUTH_PROXY_USERNAME_HEADER
+
+
+class UserProfileMiddleware:
+    def __init__(self, get_response):
+        self.get_response = get_response
+
+    def __call__(self, request):
+        if request.user.is_authenticated:
+            request.user_profile = request.user.profile
+        else:
+            request.user_profile = UserProfile()
+            request.user_profile.enable_favicons = True
+
+        response = self.get_response(request)
+
+        return response