Merge pull request #2 from dariusk/1-fix-create-object

Fix guids on message object, make IDs dereferencable

.gitignore

@@ -1,3 +1,4 @@
 node_modules/
 package-lock.json
 *.db
+config.json

README.md

@@ -20,6 +20,10 @@ Clone the repository, then `cd` into its root directory. Install dependencies:
 
 `npm i`
 
+Copy `config-template.json` to `config.json`.
+
+`cp config-template.json config.json`
+
 Update your `config.json` file:
 
 ```js
@@ -45,7 +49,7 @@ Enter "test" in the "Create Account" section and hit the "Create Account" button
 
 ## Local testing
 
-You can use a service like [ngrok](https://ngrok.com/) to test things out before you deploy on a real server. All you need to do is install ngrok and run `ngrok http 3000` (or whatever port you're using if you changed it). Then go to your `config.json` and update the `DOMAIN` field to whatever `abcdef.ngrok.io` domain that ngrok gives you and restart your server.
+You can use a service like [ngrok](https://ngrok.com/) to test things out before you deploy on a real server. All you need to do is install ngrok and run `ngrok http 3000` (or whatever port you're using if you changed it). Then go to your `config.json` and update the `DOMAIN` field to whatever `abcdef.ngrok.io` domain that ngrok gives you and restart your server. *For local testing you do not need to specify `PRIVKEY_PATH` or `CERT_PARTH`.*
 
 ## Admin Page
 

index.js

@@ -2,8 +2,8 @@ const config = require('./config.json');
 const { USER, PASS, DOMAIN, PRIVKEY_PATH, CERT_PATH, PORT } = config;
 const express = require('express');
 const app = express();
-const sqlite3 = require('sqlite3').verbose();
-const db = new sqlite3.Database('bot-node.db');
+const Database = require('better-sqlite3');
+const db = new Database('bot-node.db');
 const fs = require('fs');
 const routes = require('./routes'),
       bodyParser = require('body-parser'),
@@ -27,7 +27,9 @@ try {
 }
 
 // if there is no `accounts` table in the DB, create an empty table
-db.run('CREATE TABLE IF NOT EXISTS accounts (name TEXT PRIMARY KEY, privkey TEXT, pubkey TEXT, webfinger TEXT, actor TEXT, apikey TEXT, followers TEXT, messages TEXT)');
+db.prepare('CREATE TABLE IF NOT EXISTS accounts (name TEXT PRIMARY KEY, privkey TEXT, pubkey TEXT, webfinger TEXT, actor TEXT, apikey TEXT, followers TEXT, messages TEXT)').run();
+// if there is no `messages` table in the DB, create an empty table
+db.prepare('CREATE TABLE IF NOT EXISTS messages (guid TEXT PRIMARY KEY, message TEXT)').run();
 
 app.set('db', db);
 app.set('domain', DOMAIN);
@@ -65,6 +67,7 @@ app.use('/api/admin', cors({ credentials: true, origin: true }), basicUserAuth,
 app.use('/admin', express.static('public/admin'));
 app.use('/.well-known/webfinger', cors(), routes.webfinger);
 app.use('/u', cors(), routes.user);
+app.use('/m', cors(), routes.message);
 app.use('/api/inbox', cors(), routes.inbox);
 
 http.createServer(app).listen(app.get('port'), function(){

package.json

@@ -4,13 +4,13 @@
   "description": "",
   "main": "index.js",
   "dependencies": {
+    "better-sqlite3": "^5.4.0",
     "body-parser": "^1.18.3",
     "cors": "^2.8.4",
     "express": "^4.16.3",
     "express-basic-auth": "^1.1.5",
     "generate-rsa-keypair": "^0.1.2",
-    "request": "^2.87.0",
-    "sqlite3": "^4.0.2"
+    "request": "^2.87.0"
   },
   "engines": {
     "node": ">=10.10.0"

routes/admin.js

@@ -15,6 +15,7 @@ function createActor(name, domain, pubkey) {
     'type': 'Person',
     'preferredUsername': `${name}`,
     'inbox': `https://${domain}/api/inbox`,
+    'followers': `https://${domain}/u/${name}/followers`,
 
     'publicKey': {
       'id': `https://${domain}/u/${name}#main-key`,
@@ -51,16 +52,13 @@ router.post('/create', function (req, res) {
   let actorRecord = createActor(account, domain, pair.public);
   let webfingerRecord = createWebfinger(account, domain);
   const apikey = crypto.randomBytes(16).toString('hex');
-  db.run('insert or replace into accounts(name, actor, apikey, pubkey, privkey, webfinger) values($name, $actor, $apikey, $pubkey, $privkey, $webfinger)', {
-    $name: `${account}@${domain}`,
-    $apikey: apikey,
-    $pubkey: pair.public,
-    $privkey: pair.private,
-    $actor: JSON.stringify(actorRecord),
-    $webfinger: JSON.stringify(webfingerRecord)
-  }, (err, accounts) => {
+  try {
+    db.prepare('insert or replace into accounts(name, actor, apikey, pubkey, privkey, webfinger) values(?, ?, ?, ?, ?, ?)').run(`${account}@${domain}`, JSON.stringify(actorRecord), apikey, pair.public, pair.private, JSON.stringify(webfingerRecord));
     res.status(200).json({msg: 'ok', apikey});
-  });
+  }
+  catch(e) {
+    res.status(200).json({error: e});
+  }
 });
 
 module.exports = router;

routes/api.js

@@ -11,7 +11,7 @@ router.post('/sendMessage', function (req, res) {
   let apikey = req.body.apikey;
   let message = req.body.message;
   // check to see if your API key matches
-  db.get('select apikey from accounts where name = $name', {$name: `${acct}@${domain}`}, (err, result) => {
+  let result = db.prepare('select apikey from accounts where name = ?').get(`${acct}@${domain}`);
   if (result.apikey === apikey) {
     sendCreateMessage(message, acct, domain, req, res);
   }
@@ -19,13 +19,12 @@ router.post('/sendMessage', function (req, res) {
     res.status(403).json({msg: 'wrong api key'});
   }
 });
-});
 
 function signAndSend(message, name, domain, req, res, targetDomain, inbox) {
   // get the private key
   let db = req.app.get('db');
   let inboxFragment = inbox.replace('https://'+targetDomain,'');
-  db.get('select privkey from accounts where name = $name', {$name: `${name}@${domain}`}, (err, result) => {
+  let result = db.prepare('select privkey from accounts where name = ?').get(`${name}@${domain}`);
   if (result === undefined) {
     console.log(`No record found for ${name}.`);
   }
@@ -59,36 +58,45 @@ function signAndSend(message, name, domain, req, res, targetDomain, inbox) {
       }
     });
   }
-  });
 }
 
-function createMessage(text, name, domain) {
-  const guid = crypto.randomBytes(16).toString('hex');
+function createMessage(text, name, domain, req, res, follower) {
+  const guidCreate = crypto.randomBytes(16).toString('hex');
+  const guidNote = crypto.randomBytes(16).toString('hex');
+  let db = req.app.get('db');
   let d = new Date();
 
-  return {
-    '@context': 'https://www.w3.org/ns/activitystreams',
-
-    'id': `https://${domain}/${guid}`,
-    'type': 'Create',
-    'actor': `https://${domain}/u/${name}`,
-
-    'object': {
-      'id': `https://${domain}/${guid}`,
+  let noteMessage = {
+    'id': `https://${domain}/m/${guidNote}`,
     'type': 'Note',
     'published': d.toISOString(),
     'attributedTo': `https://${domain}/u/${name}`,
     'content': text,
-      'to': 'https://www.w3.org/ns/activitystreams#Public'
-    }
+    'to': ['https://www.w3.org/ns/activitystreams#Public'],
   };
+
+  let createMessage = {
+    '@context': 'https://www.w3.org/ns/activitystreams',
+
+    'id': `https://${domain}/m/${guidCreate}`,
+    'type': 'Create',
+    'actor': `https://${domain}/u/${name}`,
+    'to': ['https://www.w3.org/ns/activitystreams#Public'],
+    'cc': [follower],
+
+    'object': noteMessage
+  };
+
+  db.prepare('insert or replace into messages(guid, message) values(?, ?)').run( guidCreate, JSON.stringify(createMessage));
+  db.prepare('insert or replace into messages(guid, message) values(?, ?)').run( guidNote, JSON.stringify(noteMessage));
+
+  return createMessage;
 }
 
 function sendCreateMessage(text, name, domain, req, res) {
-  let message = createMessage(text, name, domain);
   let db = req.app.get('db');
 
-  db.get('select followers from accounts where name = $name', {$name: `${name}@${domain}`}, (err, result) => {
+  let result = db.prepare('select followers from accounts where name = ?').get(`${name}@${domain}`);
   let followers = JSON.parse(result.followers);
   console.log(followers);
   console.log('type',typeof followers);
@@ -101,11 +109,11 @@ function sendCreateMessage(text, name, domain, req, res) {
       let inbox = follower+'/inbox';
       let myURL = new URL(follower);
       let targetDomain = myURL.hostname;
+      let message = createMessage(text, name, domain, req, res, follower);
       signAndSend(message, name, domain, req, res, targetDomain, inbox);
     }
     res.status(200).json({msg: 'ok'});
   }
-  });
 }
 
 module.exports = router;

routes/inbox.js

@@ -5,9 +5,12 @@ const express = require('express'),
       router = express.Router();
 
 function signAndSend(message, name, domain, req, res, targetDomain) { 
+  // get the URI of the actor object and append 'inbox' to it
+  let inbox = message.object.actor+'/inbox';
+  let inboxFragment = inbox.replace('https://'+targetDomain,'');
   // get the private key
   let db = req.app.get('db');
-  db.get('select privkey from accounts where name = $name', {$name: `${name}@${domain}`}, (err, result) => {
+  let result = db.prepare('select privkey from accounts where name = ?').get(`${name}@${domain}`);
   if (result === undefined) {
     return res.status(404).send(`No record found for ${name}.`);
   }
@@ -15,14 +18,14 @@ function signAndSend(message, name, domain, req, res, targetDomain) {
     let privkey = result.privkey;
     const signer = crypto.createSign('sha256');
     let d = new Date();
-      let stringToSign = `(request-target): post /inbox\nhost: ${targetDomain}\ndate: ${d.toUTCString()}`;
+    let stringToSign = `(request-target): post ${inboxFragment}\nhost: ${targetDomain}\ndate: ${d.toUTCString()}`;
     signer.update(stringToSign);
     signer.end();
     const signature = signer.sign(privkey);
     const signature_b64 = signature.toString('base64');
     let header = `keyId="https://${domain}/u/${name}",headers="(request-target) host date",signature="${signature_b64}"`;
     request({
-        url: `https://${targetDomain}/inbox`,
+      url: inbox,
       headers: {
         'Host': targetDomain,
         'Date': d.toUTCString(),
@@ -41,7 +44,6 @@ function signAndSend(message, name, domain, req, res, targetDomain) {
     });
     return res.status(200);
   }
-  });
 }
 
 function sendAcceptMessage(thebody, name, domain, req, res, targetDomain) {
@@ -76,7 +78,7 @@ router.post('/', function (req, res) {
     // Add the user to the DB of accounts that follow the account
     let db = req.app.get('db');
     // get the followers JSON for the user
-    db.get('select followers from accounts where name = $name', {$name: `${name}@${domain}`}, (err, result) => {
+    let result = db.prepare('select followers from accounts where name = ?').get(`${name}@${domain}`);
     if (result === undefined) {
       console.log(`No record found for ${name}.`);
     }
@@ -92,12 +94,15 @@ router.post('/', function (req, res) {
         followers = [req.body.actor];
       }
       let followersText = JSON.stringify(followers);
+      try {
         // update into DB
-        db.run('update accounts set followers=$followers where name = $name', {$name: `${name}@${domain}`, $followers: followersText}, (err, result) => {
-          console.log('updated followers!', err, result);
-        });
+        let newFollowers = db.prepare('update accounts set followers=? where name = ?').run(followersText, `${name}@${domain}`);
+        console.log('updated followers!', newFollowers);
+      }
+      catch(e) {
+        console.log('error', e);
+      }
     }
-    });
   }
 });
 

routes/index.js

@@ -4,6 +4,7 @@ module.exports = {
   api: require('./api'),
   admin: require('./admin'),
   user: require('./user'),
+  message: require('./message'),
   inbox: require('./inbox'),
   webfinger: require('./webfinger'),
 };

routes/message.js

@@ -0,0 +1,22 @@
+'use strict';
+const express = require('express'),
+      router = express.Router();
+
+router.get('/:guid', function (req, res) {
+  let guid = req.params.guid;
+  if (!guid) {
+    return res.status(400).send('Bad request.');
+  }
+  else {
+    let db = req.app.get('db');
+    let result = db.prepare('select message from messages where guid = ?').get(guid);
+    if (result === undefined) {
+      return res.status(404).send(`No record found for ${guid}.`);
+    }
+    else {
+      res.json(JSON.parse(result.message));
+    }
+  }
+});
+
+module.exports = router;

routes/user.js

@@ -10,15 +10,50 @@ router.get('/:name', function (req, res) {
   else {
     let db = req.app.get('db');
     let domain = req.app.get('domain');
+    let username = name;
     name = `${name}@${domain}`;
-    db.get('select actor from accounts where name = $name', {$name: name}, (err, result) => {
+    let result = db.prepare('select actor from accounts where name = ?').get(name);
     if (result === undefined) {
       return res.status(404).send(`No record found for ${name}.`);
     }
     else {
-        res.json(JSON.parse(result.actor));
+      let tempActor = JSON.parse(result.actor);
+      // Added this followers URI for Pleroma compatibility, see https://github.com/dariusk/rss-to-activitypub/issues/11#issuecomment-471390881
+      // New Actors should have this followers URI but in case of migration from an old version this will add it in on the fly
+      if (tempActor.followers === undefined) {
+        tempActor.followers = `https://${domain}/u/${username}/followers`;
+      }
+      res.json(tempActor);
+    }
   }
 });
+
+router.get('/:name/followers', function (req, res) {
+  let name = req.params.name;
+  if (!name) {
+    return res.status(400).send('Bad request.');
+  }
+  else {
+    let db = req.app.get('db');
+    let domain = req.app.get('domain');
+    let result = db.prepare('select followers from accounts where name = ?').get(`${name}@${domain}`);
+    console.log(result);
+    result.followers = result.followers || '[]';
+    let followers = JSON.parse(result.followers);
+    let followersCollection = {
+      "type":"OrderedCollection",
+      "totalItems":followers.length,
+      "id":`https://${domain}/u/${name}/followers`,
+      "first": {
+        "type":"OrderedCollectionPage",
+        "totalItems":followers.length,
+        "partOf":`https://${domain}/u/${name}/followers`,
+        "orderedItems": followers,
+        "id":`https://${domain}/u/${name}/followers?page=1`
+      },
+      "@context":["https://www.w3.org/ns/activitystreams"]
+    };
+    res.json(followersCollection);
   }
 });
 

routes/webfinger.js

@@ -10,14 +10,13 @@ router.get('/', function (req, res) {
   else {
     let name = resource.replace('acct:','');
     let db = req.app.get('db');
-    db.get('select webfinger from accounts where name = $name', {$name: name}, (err, result) => {
+    let result = db.prepare('select webfinger from accounts where name = ?').get(name);
     if (result === undefined) {
       return res.status(404).send(`No record found for ${name}.`);
     }
     else {
       res.json(JSON.parse(result.webfinger));
     }
-    });
   }
 });