From d6eb16a398a8d3a2f58399fd40df7f212680cab0 Mon Sep 17 00:00:00 2001
From: Michael Manfre
Date: Mon, 5 Dec 2022 12:55:30 -0500
Subject: Added caching and initial settings

---
 users/views/activitypub.py        |  4 ++++
 users/views/admin/__init__.py     |  2 +-
 users/views/admin/settings.py     | 49 +++++++++++++++++++++++++++++++++++++++
 users/views/identity.py           |  5 ++++
 users/views/settings/interface.py |  6 ++++-
 5 files changed, 64 insertions(+), 2 deletions(-)

(limited to 'users')

diff --git a/users/views/activitypub.py b/users/views/activitypub.py
index cca57fb..c3395a4 100644
--- a/users/views/activitypub.py
+++ b/users/views/activitypub.py
@@ -9,6 +9,7 @@ from django.views.generic import View
 
 from activities.models import Post
 from core import exceptions
+from core.decorators import cache_page
 from core.ld import canonicalise
 from core.models import Config
 from core.signatures import (
@@ -61,6 +62,7 @@ class NodeInfo(View):
         )
 
 
+@method_decorator(cache_page(), name="dispatch")
 class NodeInfo2(View):
     """
     Returns the nodeinfo 2.0 response
@@ -87,6 +89,7 @@ class NodeInfo2(View):
         )
 
 
+@method_decorator(cache_page(), name="dispatch")
 class Webfinger(View):
     """
     Services webfinger requests
@@ -189,6 +192,7 @@ class Inbox(View):
         return HttpResponse(status=202)
 
 
+@method_decorator(cache_page(), name="dispatch")
 class SystemActorView(View):
     """
     Special endpoint for the overall system actor
diff --git a/users/views/admin/__init__.py b/users/views/admin/__init__.py
index 101ca30..04e1195 100644
--- a/users/views/admin/__init__.py
+++ b/users/views/admin/__init__.py
@@ -17,7 +17,7 @@ from users.views.admin.hashtags import (  # noqa
     HashtagEdit,
     Hashtags,
 )
-from users.views.admin.settings import BasicSettings  # noqa
+from users.views.admin.settings import BasicSettings, TuningSettings  # noqa
 
 
 @method_decorator(admin_required, name="dispatch")
diff --git a/users/views/admin/settings.py b/users/views/admin/settings.py
index a9ec78b..dc56693 100644
--- a/users/views/admin/settings.py
+++ b/users/views/admin/settings.py
@@ -1,4 +1,5 @@
 from django.utils.decorators import method_decorator
+from django.utils.safestring import mark_safe
 
 from core.models import Config
 from users.decorators import admin_required
@@ -106,3 +107,51 @@ class BasicSettings(AdminSettingsPage):
             "restricted_usernames",
         ],
     }
+
+
+cache_field_defaults = {
+    "min_value": 0,
+    "max_value": 900,
+    "step_size": 15,
+}
+
+
+class TuningSettings(AdminSettingsPage):
+
+    section = "tuning"
+
+    options = {
+        "cache_timeout_page_default": {
+            **cache_field_defaults,
+            "title": "Default Timeout",
+            "help_text": "The number of seconds to cache a rendered page",
+        },
+        "cache_timeout_page_timeline": {
+            **cache_field_defaults,
+            "title": "Timeline Timeout",
+            "help_text": "The number of seconds to cache a rendered timeline page",
+        },
+        "cache_timeout_page_post": {
+            **cache_field_defaults,
+            "title": "Individual Post Timeout",
+            "help_text": mark_safe(
+                "The number of seconds to cache a rendered individual Post page<br>Note: This includes the JSON responses to other servers"
+            ),
+        },
+        "cache_timeout_identity_feed": {
+            **cache_field_defaults,
+            "title": "Identity Feed Timeout",
+            "help_text": "The number of seconds to cache a rendered Identity RSS feed",
+        },
+    }
+
+    layout = {
+        "Rendered Page Cache": [
+            "cache_timeout_page_default",
+            "cache_timeout_page_timeline",
+            "cache_timeout_page_post",
+        ],
+        "RSS Feeds": [
+            "cache_timeout_identity_feed",
+        ],
+    }
diff --git a/users/views/identity.py b/users/views/identity.py
index 6cfcff9..d98ce9d 100644
--- a/users/views/identity.py
+++ b/users/views/identity.py
@@ -10,6 +10,7 @@ from django.utils.decorators import method_decorator
 from django.views.generic import FormView, ListView, TemplateView, View
 
 from activities.models import Post, PostInteraction
+from core.decorators import per_identity_cache_page
 from core.ld import canonicalise
 from core.models import Config
 from users.decorators import identity_required
@@ -17,6 +18,7 @@ from users.models import Domain, Follow, FollowStates, Identity, IdentityStates
 from users.shortcuts import by_handle_or_404
 
 
+@method_decorator(per_identity_cache_page(), name="dispatch")
 class ViewIdentity(ListView):
     """
     Shows identity profile pages, and also acts as the Actor endpoint when
@@ -90,6 +92,9 @@ class ViewIdentity(ListView):
         return context
 
 
+@method_decorator(
+    per_identity_cache_page("cache_timeout_identity_feed"), name="__call__"
+)
 class IdentityFeed(Feed):
     """
     Serves a local user's Public posts as an RSS feed
diff --git a/users/views/settings/interface.py b/users/views/settings/interface.py
index 5c4f229..e8c73a6 100644
--- a/users/views/settings/interface.py
+++ b/users/views/settings/interface.py
@@ -21,7 +21,7 @@ class SettingsPage(FormView):
     options_class = Config.IdentityOptions
     template_name = "settings/settings.html"
     section: ClassVar[str]
-    options: dict[str, dict[str, str]]
+    options: dict[str, dict[str, str | int]]
     layout: dict[str, list[str]]
 
     def get_form_class(self):
@@ -51,6 +51,10 @@ class SettingsPage(FormView):
                 choices = details.get("choices")
                 if choices:
                     field_kwargs["widget"] = forms.Select(choices=choices)
+                for int_kwarg in {"min_value", "max_value", "step_size"}:
+                    val = details.get(int_kwarg)
+                    if val:
+                        field_kwargs[int_kwarg] = val
                 form_field = forms.IntegerField
             else:
                 raise ValueError(f"Cannot render settings type {config_field.type_}")
-- 
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