From c40a578c2aa1d4bb21d1e62ec9ac9a3542e2f4c1 Mon Sep 17 00:00:00 2001
From: Evan Pratten <evan@ewpratten.com>
Date: Sat, 13 Apr 2024 11:20:31 -0400
Subject: [PATCH] Implement test activitypub endpoints

---
 static/_redirects                             |  7 ++-
 static/functions/.well-known/webfinger.js     | 20 +++++++++
 static/functions/api/activitypub/outbox.js    | 45 +++++++++++++++++++
 .../functions/api/activitypub/users/evan.js   | 21 +++++++++
 4 files changed, 92 insertions(+), 1 deletion(-)
 create mode 100644 static/functions/.well-known/webfinger.js
 create mode 100644 static/functions/api/activitypub/outbox.js
 create mode 100644 static/functions/api/activitypub/users/evan.js

diff --git a/static/_redirects b/static/_redirects
index 69d9a19..53af535 100644
--- a/static/_redirects
+++ b/static/_redirects
@@ -5,4 +5,9 @@
 
 # Things that have moved around on this site
 /events/meme-month-2022 /radio/meme-month-2022
-/events/meme-month-2022/ /radio/meme-month-2022
\ No newline at end of file
+/events/meme-month-2022/ /radio/meme-month-2022
+
+# Nobody can standardize on an RSS url
+/rss /rss.xml
+/feed /rss.xml
+/feed.xml /rss.xml
diff --git a/static/functions/.well-known/webfinger.js b/static/functions/.well-known/webfinger.js
new file mode 100644
index 0000000..ba53e1d
--- /dev/null
+++ b/static/functions/.well-known/webfinger.js
@@ -0,0 +1,20 @@
+export function onRequest(context) {
+    return new Response(
+        JSON.stringify({
+            "subject": "acct:evan@ewpratten.com",
+            "aliases": [],
+            "links": [
+                {
+                    "rel": "self",
+                    "type": "application/activity+json",
+                    "href": "https://ewpratten.com/api/activitypub/users/evan"
+                }
+            ]
+        }),
+        {
+            headers: {
+                "Content-Type": "application/jrd+json",
+            },
+        }
+    )
+}
\ No newline at end of file
diff --git a/static/functions/api/activitypub/outbox.js b/static/functions/api/activitypub/outbox.js
new file mode 100644
index 0000000..0c6a8e8
--- /dev/null
+++ b/static/functions/api/activitypub/outbox.js
@@ -0,0 +1,45 @@
+export async function onRequest(context) {
+
+    // Request our own RSS feed
+    let rss_feed = await fetch("https://ewpratten.com/feed.xml");
+
+    // Parse the RSS feed
+    let rss_data = await rss_feed.text();
+    let rss_parser = new DOMParser();
+    let rss_xml = rss_parser.parseFromString(rss_data, "text/xml");
+
+    // Generate the outbox content
+    return new Response(
+        JSON.stringify({
+            "@context": "https://www.w3.org/ns/activitystreams",
+            "id": "https://ewpratten.com/api/activitypub/outbox",
+            "summary": "Evan Pratten",
+            "type": "OrderedCollection",
+            "totalItems": rss_xml.getElementsByTagName("item").length,
+            "orderedItems": Array.from(rss_xml.getElementsByTagName("item")).map((item) => {
+                return {
+                    "@context": "https://www.w3.org/ns/activitystreams",
+                    "id": item.querySelector("guid").textContent + "-create",
+                    "type": "Create",
+                    "actor": "https://ewpratten.com/api/activitypub/users/evan",
+                    "object": {
+                        "id": item.querySelector("guid").textContent,
+                        "type": "Note",
+                        "content": item.querySelector("title").textContent,
+                        "url": item.querySelector("link").textContent,
+                        "attributedTo": "https://ewpratten.com/api/activitypub/users/evan",
+                        "to": [
+                            "https://www.w3.org/ns/activitystreams#Public"
+                        ],
+                        "published": new Date(item.querySelector("pubDate").textContent).toISOString(),
+                    }
+                }
+            })
+        }),
+        {
+            headers: {
+                "Content-Type": "application/activity+json",
+            },
+        }
+    )
+}
\ No newline at end of file
diff --git a/static/functions/api/activitypub/users/evan.js b/static/functions/api/activitypub/users/evan.js
new file mode 100644
index 0000000..08e1831
--- /dev/null
+++ b/static/functions/api/activitypub/users/evan.js
@@ -0,0 +1,21 @@
+export function onRequest(context) {
+    return new Response(
+        JSON.stringify({
+            "@context": ["https://www.w3.org/ns/activitystreams", { "@language": "en-CA" }],
+            "type": "Person",
+            "id": "https://ewpratten.com/api/activitypub/users/evan",
+            "outbox": "https://ewpratten.com/api/activitypub/outbox",
+            "preferredUsername": "evan",
+            "name": "Evan Pratten",
+            "summary": "",
+            "icon": [
+                "https://ewpratten.com/images/pfp/2022/460x460.webp"
+            ]
+        }),
+        {
+            headers: {
+                "Content-Type": "application/activity+json",
+            },
+        }
+    )
+}
\ No newline at end of file