fedi moji :3

.env.example

@@ -5,3 +5,5 @@ USER_ID=@bot:example.com
 ACCESS_TOKEN=1234567890
 DEVICE_ID=Bot-Device
 LOG_CHANNEL=!1234567890:example.com
+AP_FETCH_PORT=3000
+AP_FETCH_DOMAIN=example.com

.gitignore

@@ -1,3 +1,4 @@
 .env
 node_modules
 data/*
+pnpm-lock.yaml

auth-fetch.js

@@ -0,0 +1,61 @@
+import express from "express";
+import fs from "fs";
+
+import env from "dotenv";
+env.config();
+
+const domain = process.env.AP_FETCH_DOMAIN;
+const pubkey = fs.readFileSync("data/publickey.crt", 'utf8');
+
+const app = express();
+
+const notice = `Don't worry, this doesn't scrape your data.`;
+
+const actor = {
+	"@context": [
+		"https://www.w3.org/ns/activitystreams",
+		"https://w3id.org/security/v1"
+	],
+
+	"id": "https://" + domain + "/actor",
+	"type": "Person",
+	"preferredUsername": "possumbot",
+	"inbox": "https://" + domain + "/inbox",
+
+	"publicKey": {
+		"id": "https://" + domain + "/actor#main-key",
+		"owner": "https://" + domain + "/actor",
+		"publicKeyPem": pubkey
+	}
+}
+
+const webfinger = {
+	"subject": "acct:possumbot@" + domain + "",
+
+	"links": [
+		{
+			"rel": "self",
+			"type": "application/activity+json",
+			"href": "https://" + domain + "/actor"
+		}
+	]
+}
+
+app.get("/", (req, res) => {
+	res.setHeader('content-type', 'text/plain');
+	res.send(notice);
+});
+
+app.get("/actor", (req, res) => {
+	res.setHeader('content-type', 'application/activity+json');
+	res.send(JSON.stringify(actor));
+});
+
+app.get("/.well-known/webfinger", (req, res) => {
+	res.setHeader('content-type', 'application/activity+json');
+	res.send(JSON.stringify(webfinger));
+});
+
+app.listen(process.env.AP_FETCH_PORT);
+
+export default true;

commands/restart.js

@@ -1,7 +1,7 @@
 import { exec } from "node:child_process";
 
 function execute(client, event, args) {
-  exec("systemctl --user restart possumbot");
+  exec("systemctl restart possumbot");
 }
 
 export default {

index.js

@@ -1,3 +1,4 @@
+import apfetch from "./auth-fetch.js";
 import { encode } from "html-entities";
 import * as sdk from "matrix-js-sdk";
 import sdkExt from "./lib/ext.js";

lib/ext.js

@@ -88,6 +88,21 @@ export default function(client) {
 
   client.error = client.log;
 
+  client.uploadMedia = async function(url) {
+    var matrixUrl = client.cache.get(url);
+    if(!matrixUrl) {
+      const buffer = await fetch(url, {
+        headers: {
+          "User-Agent": "PossumBot/1.0 (+https://bot.possum.city/)",
+        },
+      }).then((res) => res.arrayBuffer()).then((buf) => Buffer.from(buf));
+      const uploadResponse = await client.uploadContent(buffer, { rawResponse: false });
+      matrixUrl = uploadResponse.content_uri;
+      client.cache.set(url, matrixUrl);
+    }
+    return matrixUrl;
+  }
+
   if(fs.existsSync("data/cache.json")) {
     var data = fs.readFileSync("data/cache.json");
 

lib/fedimbed.js

@@ -71,7 +71,7 @@ async function resolvePlatform(url) {
   return nodeinfo.software.name;
 }
 
-const keyId = "https://bot.possum.city/actor#main-key";
+const keyId = "https://" + process.env.AP_FETCH_DOMAIN + "/actor#main-key";
 const privKey = fs.readFileSync("data/private.pem");
 async function signedFetch(url, options) {
   const urlObj = new URL(url);
@@ -498,10 +498,9 @@ async function processUrl(url) {
   cw = cw ?? "";
 
   //content = htmlToMarkdown(content);
-  for(const emote of emotes) {
-    //content = content.replaceAll(emote.name, `[${emote.name}](${emote.url})`);
-    content = content.replaceAll(emote.name, `<img src="${emote.url}" alt="${emote.name}" />`);
-  }
+  //for(const emote of emotes) {
+  //  content = content.replaceAll(emote.name, `<img src="${emote.url}" alt="${emote.name}" />`);
+  //}
 
   //cw = htmlToMarkdown(cw);
 
@@ -562,7 +561,8 @@ async function processUrl(url) {
         ? `<span data-mx-spoiler>${url}</span>`
         : "",
     embeds,
-    files
+    files,
+    emotes
   };
 }
 

modules/fedimbed.js

@@ -20,18 +20,7 @@ async function onMessage(client, event) {
 
     if(emb.thumbnail && emb.thumbnail.url) {
       var avatar = document.createElement("img");
-      var matrixUrl = client.cache.get("fedimbed_" + emb.thumbnail.url);
-      if(!matrixUrl) {
-        const buffer = await fetch(emb.thumbnail.url, {
-          headers: {
-            "User-Agent": "PossumBot/1.0 (+https://bot.possum.city/)",
-          },
-        }).then((res) => res.arrayBuffer()).then((buf) => Buffer.from(buf));
-        const uploadResponse = await client.uploadContent(buffer, { rawResponse: false });
-        matrixUrl = uploadResponse.content_uri;
-        client.cache.set("fedimbed_" + emb.thumbnail.url, matrixUrl);
-      }
-      avatar.src = matrixUrl;
+      avatar.src = await client.uploadMedia(emb.thumbnail.url);
       avatar.height = "16";
       link.appendChild(avatar);
     }
@@ -44,20 +33,19 @@ async function onMessage(client, event) {
 
     var text = document.createElement("p");
     text.innerHTML = emb.description;
+
+    for(const emote of embed.emotes) {
+      console.log(text.innerHTML);
+      var img = document.createElement("img");
+      img.src = await client.uploadMedia(emote.url);
+      img.height = "16";
+      img.alt = emote.name;
+      text.innerHTML = text.innerHTML.replaceAll(emote.name, img.outerHTML);
+    }
+
     quote.appendChild(text);
   }
   for(const file of embed.files) {
-    var matrixUrl = client.cache.get("fedimbed_" + file.url);
-    if(!matrixUrl) {
-      const buffer = await fetch(file.url, {
-        headers: {
-          "User-Agent": "PossumBot/1.0 (+https://bot.possum.city/)",
-        },
-      }).then((res) => res.arrayBuffer()).then((buf) => Buffer.from(buf));
-      const uploadResponse = await client.uploadContent(buffer, { rawResponse: false });
-      matrixUrl = uploadResponse.content_uri;
-      client.cache.set("fedimbed_" + file.url, matrixUrl);
-    }
     var media;
     switch(file.type.split("/")[0]) {
       case "audio":
@@ -70,7 +58,7 @@ async function onMessage(client, event) {
         media = document.createElement("img");
         break;
     }
-    media.src = matrixUrl;
+    media.src = await client.uploadMedia(file.url);
     media.alt = file.desc;
     quote.appendChild(media);
   }

package.json

@@ -11,6 +11,7 @@
         "@peertube/http-signature": "^1.7.0",
         "cli-color": "^2.0.4",
         "dotenv": "^16.4.5",
+        "express": "^4.19.2",
         "html-entities": "^2.5.2",
         "jsdom": "^24.1.1",
         "matrix-js-sdk": "^32.0.0",