Dateien nach "backend" hochladen

This commit is contained in:
2026-05-27 15:28:46 +02:00
parent 3b7f2b60a2
commit 29e08a045d
4 changed files with 422 additions and 1 deletions

204
backend/db.js Normal file
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const Database = require('better-sqlite3');
const bcrypt = require('bcryptjs');
const path = require('path');
const db = new Database(process.env.DB_PATH || '/data/dickendock.db');
db.pragma('journal_mode = WAL');
db.pragma('foreign_keys = ON');
db.exec(`
CREATE TABLE IF NOT EXISTS users (
id INTEGER PRIMARY KEY AUTOINCREMENT,
username TEXT UNIQUE NOT NULL,
password_hash TEXT NOT NULL,
role TEXT NOT NULL DEFAULT 'user',
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
-- Dashboard-Widgets
CREATE TABLE IF NOT EXISTS quick_links (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
title TEXT NOT NULL,
url TEXT NOT NULL,
icon TEXT NOT NULL DEFAULT '🔗',
sort_order INTEGER DEFAULT 0
);
CREATE TABLE IF NOT EXISTS todos (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
text TEXT NOT NULL,
done INTEGER NOT NULL DEFAULT 0,
sort_order INTEGER DEFAULT 0,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS notes (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL UNIQUE REFERENCES users(id) ON DELETE CASCADE,
content TEXT NOT NULL DEFAULT '',
updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
-- Tool: 3D-Kalkulator
CREATE TABLE IF NOT EXISTS calendar_feeds (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
name TEXT NOT NULL,
url TEXT NOT NULL,
color TEXT NOT NULL DEFAULT '#4ecdc4',
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS folders (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
name TEXT NOT NULL,
parent_id INTEGER REFERENCES folders(id) ON DELETE CASCADE,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS folder_shares (
id INTEGER PRIMARY KEY AUTOINCREMENT,
folder_id INTEGER NOT NULL REFERENCES folders(id) ON DELETE CASCADE,
shared_by INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
shared_with INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
UNIQUE(folder_id, shared_with)
);
CREATE TABLE IF NOT EXISTS files (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
filename TEXT NOT NULL,
originalname TEXT NOT NULL,
mimetype TEXT NOT NULL DEFAULT 'application/octet-stream',
size INTEGER NOT NULL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS file_shares (
id INTEGER PRIMARY KEY AUTOINCREMENT,
file_id INTEGER NOT NULL REFERENCES files(id) ON DELETE CASCADE,
shared_by INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
shared_with INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
UNIQUE(file_id, shared_with)
);
CREATE TABLE IF NOT EXISTS user_keys (
user_id INTEGER PRIMARY KEY REFERENCES users(id) ON DELETE CASCADE,
public_key TEXT NOT NULL,
updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS push_subscriptions (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
endpoint TEXT NOT NULL UNIQUE,
p256dh TEXT NOT NULL,
auth TEXT NOT NULL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS messages (
id INTEGER PRIMARY KEY AUTOINCREMENT,
sender_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
recipient_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
encrypted_content TEXT NOT NULL,
iv TEXT NOT NULL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
deleted_by_sender INTEGER NOT NULL DEFAULT 0,
deleted_by_recipient INTEGER NOT NULL DEFAULT 0
);
CREATE TABLE IF NOT EXISTS admin_settings (
key TEXT PRIMARY KEY,
value TEXT NOT NULL
);
CREATE TABLE IF NOT EXISTS orders (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
name TEXT NOT NULL,
bemerkung TEXT NOT NULL DEFAULT '',
status TEXT NOT NULL DEFAULT 'warteliste',
custom_price REAL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS order_items (
id INTEGER PRIMARY KEY AUTOINCREMENT,
order_id INTEGER NOT NULL REFERENCES orders(id) ON DELETE CASCADE,
calculation_id INTEGER REFERENCES calculations(id) ON DELETE SET NULL,
calc_name TEXT NOT NULL,
preis_freundschaft REAL NOT NULL,
preis_normal REAL NOT NULL,
preis_auftrag REAL NOT NULL,
stueckzahl INTEGER NOT NULL DEFAULT 1
);
CREATE TABLE IF NOT EXISTS calculations (
id INTEGER PRIMARY KEY AUTOINCREMENT,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
name TEXT NOT NULL,
gramm REAL NOT NULL,
stunden REAL NOT NULL,
farben INTEGER NOT NULL DEFAULT 1,
materialpreis_pro_gramm REAL NOT NULL DEFAULT 0.01,
stromverbrauch_kw REAL NOT NULL DEFAULT 0.15,
strompreis_pro_kwh REAL NOT NULL DEFAULT 0.38,
druckerpreis REAL NOT NULL DEFAULT 550,
gesamtdruckstunden REAL NOT NULL DEFAULT 5000,
verschleiss_pro_stunde REAL NOT NULL DEFAULT 0.06,
preis_freundschaft REAL NOT NULL,
preis_normal REAL NOT NULL,
preis_auftrag REAL NOT NULL,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
);
`);
// Standard-Admin beim ersten Start anlegen
// Default admin settings
const settingDefaults = [
['file_max_size_mb', '50'],
['file_max_count', '20'],
['file_allowed_ext', '.pdf,.jpg,.jpeg,.png,.gif,.zip,.txt,.docx,.xlsx,.mp4,.stl,.3mf'],
];
for (const [key, value] of settingDefaults) {
if (!db.prepare('SELECT key FROM admin_settings WHERE key=?').get(key))
db.prepare('INSERT INTO admin_settings (key,value) VALUES (?,?)').run(key, value);
}
if (db.prepare('SELECT COUNT(*) c FROM users').get().c === 0) {
db.prepare('INSERT INTO users (username, password_hash, role) VALUES (?, ?, ?)')
.run('admin', bcrypt.hashSync('admin123', 12), 'admin');
console.log('✅ Erster Start: Admin angelegt: admin / admin123 → Bitte Passwort sofort ändern!');
}
// ── Migrationen (werden bei jedem Start geprüft) ─────────────────────────────
const cols = db.prepare("PRAGMA table_info(calculations)").all().map(r => r.name);
if (!cols.includes('image')) db.exec("ALTER TABLE calculations ADD COLUMN image TEXT");
if (!cols.includes('bemerkung')) db.exec("ALTER TABLE calculations ADD COLUMN bemerkung TEXT NOT NULL DEFAULT ''");
// Migrationen orders
const ordCols = db.prepare("PRAGMA table_info(orders)").all().map(r => r.name);
if (!ordCols.includes('bezahlt')) db.exec("ALTER TABLE orders ADD COLUMN bezahlt INTEGER NOT NULL DEFAULT 0");
if (!ordCols.includes('bezahlt_am')) db.exec("ALTER TABLE orders ADD COLUMN bezahlt_am DATETIME");
// Migrationen order_items
// files migrations
const fileCols = db.prepare("PRAGMA table_info(files)").all().map(r => r.name);
if (!fileCols.includes('folder_id')) db.exec("ALTER TABLE files ADD COLUMN folder_id INTEGER REFERENCES folders(id) ON DELETE SET NULL");
// folder_shares migrations (only if table exists)
const fsTableExists = db.prepare("SELECT name FROM sqlite_master WHERE type='table' AND name='folder_shares'").get();
if (fsTableExists) {
const fsCols = db.prepare("PRAGMA table_info(folder_shares)").all().map(r => r.name);
if (!fsCols.includes('created_at')) db.exec("ALTER TABLE folder_shares ADD COLUMN created_at DATETIME DEFAULT NULL");
}
const oiCols = db.prepare("PRAGMA table_info(order_items)").all().map(r => r.name);
if (!oiCols.includes('stunden')) db.exec("ALTER TABLE order_items ADD COLUMN stunden REAL NOT NULL DEFAULT 0");
if (!oiCols.includes('custom_price')) db.exec("ALTER TABLE order_items ADD COLUMN custom_price REAL");
if (!oiCols.includes('status')) db.exec("ALTER TABLE order_items ADD COLUMN status TEXT NOT NULL DEFAULT 'warteliste'");
if (!oiCols.includes('qty_warteliste')) db.exec("ALTER TABLE order_items ADD COLUMN qty_warteliste INTEGER NOT NULL DEFAULT 0");
if (!oiCols.includes('qty_in_arbeit')) db.exec("ALTER TABLE order_items ADD COLUMN qty_in_arbeit INTEGER NOT NULL DEFAULT 0");
if (!oiCols.includes('qty_fertig')) db.exec("ALTER TABLE order_items ADD COLUMN qty_fertig INTEGER NOT NULL DEFAULT 0");
// Bestehende Einträge: alle Stücke auf Warteliste setzen falls noch keine Qtys gesetzt
db.exec("UPDATE order_items SET qty_warteliste=stueckzahl WHERE qty_warteliste=0 AND qty_in_arbeit=0 AND qty_fertig=0");
module.exports = db;

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const express = require('express');
const path = require('path');
const fs = require('fs');
require('./db');
const app = express();
app.use(express.json());
// ── API ───────────────────────────────────────────────────────────────────────
app.use('/api/auth', require('./routes/auth'));
app.use('/api/admin', require('./routes/admin'));
app.use('/api/calendar', require('./routes/calendar'));
app.use('/api/nachrichten', require('./routes/nachrichten'));
app.use('/api/dashboard', require('./routes/dashboard'));
app.use('/api/system', require('./routes/system'));
// Tool-Routen automatisch laden
const toolsDir = path.join(__dirname, 'tools');
fs.readdirSync(toolsDir, { withFileTypes: true })
.filter(d => d.isDirectory())
.forEach(d => {
const routeFile = path.join(toolsDir, d.name, 'routes.js');
if (fs.existsSync(routeFile)) {
app.use(`/api/tools/${d.name}`, require(routeFile));
console.log(` 🔧 Tool geladen: ${d.name}`);
}
});
// ── Frontend ──────────────────────────────────────────────────────────────────
const PUBLIC = path.join(__dirname, '../public');
app.get('/manifest.json', (_req, res) => {
res.setHeader('Content-Type', 'application/manifest+json');
res.setHeader('Cache-Control', 'no-cache');
res.sendFile(path.join(PUBLIC, 'manifest.json'));
});
app.get('/sw.js', (_req, res) => {
res.setHeader('Content-Type', 'application/javascript');
res.setHeader('Service-Worker-Allowed', '/');
res.setHeader('Cache-Control', 'no-cache');
res.sendFile(path.join(PUBLIC, 'sw.js'));
});
app.use(express.static(PUBLIC));
app.get('*', (_req, res) => res.sendFile(path.join(PUBLIC, 'index.html')));
app.listen(4000, () => console.log('🚀 Dicken Dock läuft auf Port 4000'));

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backend/nachrichten.js Normal file
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const express = require('express');
const webpush = require('web-push');
const db = require('../db');
const { authenticate } = require('../middleware/auth');
const router = express.Router();
// ── VAPID-Setup (einmalig, in DB gespeichert) ─────────────────────────────────
function getVapidKeys() {
const pub = db.prepare("SELECT value FROM admin_settings WHERE key='vapid_public'").get();
const priv = db.prepare("SELECT value FROM admin_settings WHERE key='vapid_private'").get();
if (pub && priv) return { publicKey: pub.value, privateKey: priv.value };
const keys = webpush.generateVAPIDKeys();
db.prepare("INSERT OR REPLACE INTO admin_settings (key,value) VALUES ('vapid_public',?)").run(keys.publicKey);
db.prepare("INSERT OR REPLACE INTO admin_settings (key,value) VALUES ('vapid_private',?)").run(keys.privateKey);
return keys;
}
const vapid = getVapidKeys();
webpush.setVapidDetails('mailto:admin@dickendock.local', vapid.publicKey, vapid.privateKey);
// GET /vapid-key öffentlicher VAPID-Schlüssel für den Browser
router.get('/vapid-key', authenticate, (req, res) => {
res.json({ publicKey: vapid.publicKey });
});
// ── Öffentliche Schlüssel ─────────────────────────────────────────────────────
// POST /keys eigenen öffentlichen Schlüssel speichern
router.post('/keys', authenticate, (req, res) => {
const { publicKey } = req.body;
if (!publicKey) return res.status(400).json({ error: 'Kein Schlüssel' });
db.prepare('INSERT OR REPLACE INTO user_keys (user_id,public_key,updated_at) VALUES (?,?,CURRENT_TIMESTAMP)').run(req.user.id, publicKey);
res.json({ success: true });
});
// GET /keys/:username öffentlichen Schlüssel eines Users abrufen
router.get('/keys/:username', authenticate, (req, res) => {
const user = db.prepare('SELECT id FROM users WHERE username=?').get(req.params.username);
if (!user) return res.status(404).json({ error: 'User nicht gefunden' });
const key = db.prepare('SELECT public_key FROM user_keys WHERE user_id=?').get(user.id);
if (!key) return res.status(404).json({ error: 'Noch kein Schlüssel hinterlegt' });
res.json({ publicKey: key.public_key });
});
// ── Push-Subscriptions ────────────────────────────────────────────────────────
router.post('/subscribe', authenticate, (req, res) => {
const { endpoint, keys } = req.body;
if (!endpoint || !keys?.p256dh || !keys?.auth) return res.status(400).json({ error: 'Ungültige Subscription' });
db.prepare('INSERT OR REPLACE INTO push_subscriptions (user_id,endpoint,p256dh,auth) VALUES (?,?,?,?)')
.run(req.user.id, endpoint, keys.p256dh, keys.auth);
res.json({ success: true });
});
router.delete('/subscribe', authenticate, (req, res) => {
db.prepare('DELETE FROM push_subscriptions WHERE user_id=?').run(req.user.id);
res.json({ success: true });
});
// ── Nachrichten ───────────────────────────────────────────────────────────────
// GET /conversations alle Gesprächspartner mit ungelesener Anzahl
router.get('/conversations', authenticate, (req, res) => {
const uid = req.user.id;
const convs = db.prepare(`
SELECT
CASE WHEN m.sender_id=? THEN m.recipient_id ELSE m.sender_id END AS partner_id,
u.username AS partner_name,
MAX(m.created_at) AS last_at,
COUNT(CASE WHEN m.recipient_id=? AND m.deleted_by_recipient=0 THEN 1 END) AS unread
FROM messages m
JOIN users u ON u.id=(CASE WHEN m.sender_id=? THEN m.recipient_id ELSE m.sender_id END)
WHERE (m.sender_id=? AND m.deleted_by_sender=0)
OR (m.recipient_id=? AND m.deleted_by_recipient=0)
GROUP BY partner_id
ORDER BY last_at DESC
`).all(uid, uid, uid, uid, uid);
res.json(convs);
});
// GET /unread-count Gesamtanzahl ungelesener Nachrichten
router.get('/unread-count', authenticate, (req, res) => {
const count = db.prepare('SELECT COUNT(*) c FROM messages WHERE recipient_id=? AND deleted_by_recipient=0').get(req.user.id).c;
res.json({ count });
});
// GET /with/:username Nachrichten mit einem User
router.get('/with/:username', authenticate, (req, res) => {
const uid = req.user.id;
const partner = db.prepare('SELECT id FROM users WHERE username=?').get(req.params.username);
if (!partner) return res.status(404).json({ error: 'User nicht gefunden' });
const msgs = db.prepare(`
SELECT m.id, m.sender_id, m.encrypted_content, m.iv, m.created_at,
s.username AS sender_name
FROM messages m
JOIN users s ON s.id=m.sender_id
WHERE ((m.sender_id=? AND m.recipient_id=? AND m.deleted_by_sender=0)
OR (m.sender_id=? AND m.recipient_id=? AND m.deleted_by_recipient=0))
ORDER BY m.created_at ASC
`).all(uid, partner.id, partner.id, uid);
res.json(msgs);
});
// GET /users alle User außer sich selbst (für neues Gespräch)
router.get('/users', authenticate, (req, res) => {
const users = db.prepare('SELECT id,username FROM users WHERE id!=? ORDER BY username').all(req.user.id);
res.json(users);
});
// POST /send verschlüsselte Nachricht senden
router.post('/send', authenticate, async (req, res) => {
const { recipient_username, encrypted_content, iv } = req.body;
if (!recipient_username || !encrypted_content || !iv)
return res.status(400).json({ error: 'Fehlende Felder' });
const recipient = db.prepare('SELECT id FROM users WHERE username=?').get(recipient_username);
if (!recipient) return res.status(404).json({ error: 'Empfänger nicht gefunden' });
const r = db.prepare('INSERT INTO messages (sender_id,recipient_id,encrypted_content,iv) VALUES (?,?,?,?)')
.run(req.user.id, recipient.id, encrypted_content, iv);
// Push-Benachrichtigung an Empfänger
const subs = db.prepare('SELECT * FROM push_subscriptions WHERE user_id=?').all(recipient.id);
const sender = db.prepare('SELECT username FROM users WHERE id=?').get(req.user.id);
for (const sub of subs) {
try {
await webpush.sendNotification(
{ endpoint: sub.endpoint, keys: { p256dh: sub.p256dh, auth: sub.auth } },
JSON.stringify({ title: `Nachricht von ${sender.username}`, body: '🔒 Verschlüsselte Nachricht', icon: '/favicon.svg' })
);
} catch(e) {
if (e.statusCode === 410) db.prepare('DELETE FROM push_subscriptions WHERE endpoint=?').run(sub.endpoint);
}
}
res.json({ id: r.lastInsertRowid, success: true });
});
// DELETE /:id Nachricht für sich löschen
router.delete('/:id', authenticate, (req, res) => {
const uid = req.user.id;
const msg = db.prepare('SELECT * FROM messages WHERE id=?').get(req.params.id);
if (!msg) return res.status(404).json({ error: 'Nicht gefunden' });
if (msg.sender_id !== uid && msg.recipient_id !== uid)
return res.status(403).json({ error: 'Kein Zugriff' });
if (msg.sender_id === uid) db.prepare('UPDATE messages SET deleted_by_sender=1 WHERE id=?').run(msg.id);
else db.prepare('UPDATE messages SET deleted_by_recipient=1 WHERE id=?').run(msg.id);
// Wenn beide gelöscht → komplett entfernen
const updated = db.prepare('SELECT * FROM messages WHERE id=?').get(msg.id);
if (updated?.deleted_by_sender && updated?.deleted_by_recipient)
db.prepare('DELETE FROM messages WHERE id=?').run(msg.id);
res.json({ success: true });
});
// DELETE /conversation/:username ganzes Gespräch für sich löschen
router.delete('/conversation/:username', authenticate, (req, res) => {
const uid = req.user.id;
const partner = db.prepare('SELECT id FROM users WHERE username=?').get(req.params.username);
if (!partner) return res.status(404).json({ error: 'User nicht gefunden' });
db.prepare('UPDATE messages SET deleted_by_sender=1 WHERE sender_id=? AND recipient_id=?').run(uid, partner.id);
db.prepare('UPDATE messages SET deleted_by_recipient=1 WHERE recipient_id=? AND sender_id=?').run(uid, partner.id);
// Komplett löschen wenn beide weg
db.prepare('DELETE FROM messages WHERE sender_id IN (?,?) AND recipient_id IN (?,?) AND deleted_by_sender=1 AND deleted_by_recipient=1')
.run(uid, partner.id, uid, partner.id);
res.json({ success: true });
});
module.exports = router;

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@@ -7,6 +7,7 @@
"better-sqlite3": "^9.4.3",
"express": "^4.18.2",
"jsonwebtoken": "^9.0.2",
"multer": "^1.4.5-lts.1"
"multer": "^1.4.5-lts.1",
"web-push": "^3.6.7"
}
}