mongo for user object requests and initial inbox functionality

db/setup.js

@@ -0,0 +1,30 @@
+module.exports = function dbSetup (db, domain) {
+    return db.collection('streams').createIndex({
+        _target: 1,
+        _id: -1,
+    }).then(() => {
+        return db.collection('objects').findOneAndReplace(
+            {preferredUsername: 'dummy'},
+            {
+              id: `https://${domain}/u/dummy`,
+              "type": "Person",
+              "following": `https://${domain}/u/dummy/following`,
+              "followers": `https://${domain}/u/dummy/followers`,
+              "liked": `https://${domain}/u/dummy/liked`,
+              "inbox": `https://${domain}/u/dummy/inbox`,
+              "outbox": `https://${domain}/u/dummy/outbox`,
+              "preferredUsername": "dummy",
+              "name": "Dummy Person",
+              "summary": "Gotta have someone in the db",
+              "icon": `http://${domain}/f/dummy.png`,
+              attachment: [
+                `http://${domain}/f/dummy.glb`
+              ]
+            },
+            {
+              upsert: true,
+              returnOriginal: false,
+            }
+          )
+    })
+}

index.js

@@ -1,9 +1,21 @@
+const { promisify } = require('util')
 const config = require('./config.json');
 const { USER, PASS, DOMAIN, PRIVKEY_PATH, CERT_PATH, PORT } = config;
 const express = require('express');
 const app = express();
-const Database = require('better-sqlite3');
-const db = new Database('bot-node.db');
+const MongoClient = require('mongodb').MongoClient;
+// Connection URL
+const url = 'mongodb://localhost:27017';
+
+const dbSetup = require('./db/setup');
+// Database Name
+const dbName = 'test';
+
+// Create a new MongoClient
+const client = new MongoClient(url, {useUnifiedTopology: true});
+
+let db;
+
 const fs = require('fs');
 const routes = require('./routes'),
       bodyParser = require('body-parser'),
@@ -27,16 +39,13 @@ try {
   }
 }
 
-// if there is no `accounts` table in the DB, create an empty table
-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);
 app.set('port', process.env.PORT || PORT || 3000);
 app.set('port-https', process.env.PORT_HTTPS || 8443);
-app.use(bodyParser.json({type: 'application/activity+json'})); // support json encoded bodies
+app.use(bodyParser.json({type: [
+  'application/activity+json',
+  'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'
+]})); // support json encoded bodies
 app.use(bodyParser.urlencoded({ extended: true })); // support encoded bodies
 
 // basic http authorizer
@@ -59,19 +68,40 @@ function asyncAuthorizer(username, password, cb) {
   }
 }
 
+app.param('name', function (req, res, next, id) {
+  req.user = id
+  next()
+})
+
 app.get('/', (req, res) => res.send('Hello World!'));
 
 // admin page
 app.options('/api', cors());
 app.use('/api', cors(), routes.api);
 app.use('/api/admin', cors({ credentials: true, origin: true }), basicUserAuth, routes.admin);
-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);
+// app.use('/api/inbox', cors(), routes.inbox);
+app.use('/u/:name/inbox', routes.inbox);
+app.use('/admin', express.static('public/admin'));
+app.use('/f', express.static('public/files'));
 app.use('/hubs', express.static('../hubs/dist'));
 
+// Use connect method to connect to the Server
+let objs
+client.connect({useNewUrlParser: true})
+  .then(() => {
+    console.log("Connected successfully to server");
+    db = client.db(dbName);
+    app.set('db', db);
+    objs = db.collection('objects');
+    app.set('objs', db.collection('objects'));
+
+    return dbSetup(db, DOMAIN)
+  })
+
+  .then(() => {
     http.createServer(app).listen(app.get('port'), function(){
       console.log('Express server listening on port ' + app.get('port'));
     });
@@ -80,3 +110,7 @@ if (sslOptions) {
         console.log('Express server listening on port ' + app.get('port-https'));
       });
     }
+  })
+  .catch(err => {
+    throw new Error(err)
+  });

package.json

@@ -4,17 +4,19 @@
   "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",
+    "mongodb": "^3.3.2",
     "request": "^2.87.0"
   },
   "engines": {
     "node": ">=10.10.0"
   },
-  "devDependencies": {},
+  "devDependencies": {
+    "standardjs": "^1.0.0-alpha"
+  },
   "scripts": {
     "start": "node index.js",
     "test": "echo \"Error: no test specified\" && exit 1"

routes/inbox.js

@@ -1,109 +1,32 @@
-'use strict';
 const express = require('express'),
-      crypto = require('crypto'),
-      request = require('request'),
       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');
-  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}.`);
-  }
-  else {
-    let privkey = result.privkey;
-    const signer = crypto.createSign('sha256');
-    let d = new Date();
-    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: inbox,
-      headers: {
-        'Host': targetDomain,
-        'Date': d.toUTCString(),
-        'Signature': header
-      },
-      method: 'POST',
-      json: true,
-      body: message
-    }, function (error, response){
-      if (error) {
-        console.log('Error:', error, response.body);
-      }
-      else {
-        console.log('Response:', response.body);
-      }
-    });
-    return res.status(200);
-  }
-}
-
-function sendAcceptMessage(thebody, name, domain, req, res, targetDomain) {
-  const guid = crypto.randomBytes(16).toString('hex');
-  let message = {
-    '@context': 'https://www.w3.org/ns/activitystreams',
-    'id': `https://${domain}/${guid}`,
-    'type': 'Accept',
-    'actor': `https://${domain}/u/${name}`,
-    'object': thebody,
-  };
-  signAndSend(message, name, domain, req, res, targetDomain);
-}
-
-function parseJSON(text) {
-  try {
-    return JSON.parse(text);
-  } catch(e) {
-    return null;
-  }
-}
+const utils = require('../utils')
 
 router.post('/', function (req, res) {
-  // pass in a name for an account, if the account doesn't exist, create it!
-  let domain = req.app.get('domain');
-  const myURL = new URL(req.body.actor);
-  let targetDomain = myURL.hostname;
-  // TODO: add "Undo" follow event
-  if (typeof req.body.object === 'string' && req.body.type === 'Follow') {
-    let name = req.body.object.replace(`https://${domain}/u/`,'');
-    sendAcceptMessage(req.body, name, domain, req, res, targetDomain);
-    // Add the user to the DB of accounts that follow the account
-    let db = req.app.get('db');
-    // get the followers JSON for the user
-    let result = db.prepare('select followers from accounts where name = ?').get(`${name}@${domain}`);
-    if (result === undefined) {
-      console.log(`No record found for ${name}.`);
-    }
-    else {
-      // update followers
-      let followers = parseJSON(result.followers);
-      if (followers) {
-        followers.push(req.body.actor);
-        // unique items
-        followers = [...new Set(followers)];
-      }
-      else {
-        followers = [req.body.actor];
-      }
-      let followersText = JSON.stringify(followers);
-      try {
-        // update into DB
-        let newFollowers = db.prepare('update accounts set followers=? where name = ?').run(followersText, `${name}@${domain}`);
-        console.log('updated followers!', newFollowers);
-      }
-      catch(e) {
-        console.log('error', e);
-      }
-    }
-  }
+  const db = req.app.get('db');
+  req.body._target = req.user
+  delete req.body['@context']
+  db.collection('streams').insertOne(req.body)
+    .then(() => res.status(200).send())
+    .catch(err => {
+      console.log(err)
+      res.status(500).send()
+    })
 });
 
+router.get('/', async function (req, res) {
+  const db = req.app.get('db');
+  db.collection('streams')
+    .find({_target: req.user})
+    .sort({_id: -1})
+    .project({_id: 0, _target: 0})
+    .toArray()
+    .then(stream => res.json(utils.arrayToCollection(stream, true)))
+    .catch(err => {
+      console.log(err)
+      return res.status(500).send()
+    })
+  ;
+})
+
 module.exports = router;

routes/user.js

@@ -1,60 +1,54 @@
 'use strict';
 const express = require('express'),
       router = express.Router();
+// const inbox = require('./inbox');
+const {toJSONLD} = require('../utils/index.js');
 
-router.get('/:name', function (req, res) {
+router.get('/:name', async 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 username = name;
-    name = `${name}@${domain}`;
-    let result = db.prepare('select actor from accounts where name = ?').get(name);
-    if (result === undefined) {
-      return res.status(404).send(`No record found for ${name}.`);
-    }
-    else {
-      let tempActor = JSON.parse(result.actor);
-      // Added this followers URI for Pleroma compatibility, see https://github.com/dariusk/rss-to-activitypub/issues/11#issuecomment-471390881
-      // New Actors should have this followers URI but in case of migration from an old version this will add it in on the fly
-      if (tempActor.followers === undefined) {
-        tempActor.followers = `https://${domain}/u/${username}/followers`;
-      }
-      res.json(tempActor);
+    let objs = req.app.get('objs');
+    const id = `https://${req.app.get('domain')}/u/${name}`
+    console.log(`looking up '${id}'`)
+    const user = await objs.findOne({type: 'Person', id: id}, {fields: {_id: 0}})
+      // .project({_id: 0})
+    if (user) {
+      return res.json(toJSONLD(user))
     }
+    return res.status(404).send('Person not found')
   }
 });
 
-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);
-  }
-});
+// 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(toJSONLD(followersCollection));
+//   }
+// });
 
 module.exports = router;

test/requests/activity_inbox_post.http-request

@@ -0,0 +1,14 @@
+{
+  "body": {
+    "content": "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",
+    "file": "c:\\Users\\William\\Desktop\\activity.json",
+    "fileSize": 736
+  },
+  "headers": {
+    "content-length": "736",
+    "content-type": "application/activity+json"
+  },
+  "method": "POST",
+  "title": "New HTTP Request",
+  "url": "http://localhost:3000/u/dummy/inbox"
+}

utils/index.js

@@ -0,0 +1,38 @@
+const ASContext = 'https://www.w3.org/ns/activitystreams';
+
+function convertId(obj) {
+    if (obj._id) {
+        obj.id = obj._id
+        delete obj._id
+    }
+    return obj
+}
+function isObject(value) {
+    return value && typeof value === 'object' && value.constructor === Object
+}
+// outtermost closure starts the recursion counter
+// const level = 0;
+function traverseObject(obj, f) {
+    const traverse = o => {
+        // const level = level + 1
+        // if (level > 5) return o
+        traverseObject(o, f)
+    }
+    if (!isObject(obj)) return obj;
+    Object.keys(obj).forEach(traverse)
+    return f(obj);
+}
+module.exports.toJSONLD = function (obj) {
+    obj['@context'] = ASContext;
+    return obj;
+}
+
+module.exports.arrayToCollection = function (arr, ordered) {
+
+    return {
+        '@context': ASContext,
+        totalItems: arr.length,
+        type: ordered ? 'orderedCollection' : 'collection',
+        [ordered ? 'orderedItems' : 'items']: arr,
+    }
+}