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padreug 51ae2e8e47 Sanitizes reference links for Beancount
Ensures that user-provided reference strings for expense,
receivable, and revenue entries are sanitized before being
included as Beancount links. This prevents issues caused by
invalid characters in the links, improving compatibility with
Beancount's link format. A new utility function is introduced
to handle the sanitization process.
2025-11-10 15:04:27 +01:00
core Removes core balance calculation logic 2025-11-10 01:06:51 +01:00
docs Refactors journal entry lines to use single amount 2025-11-08 11:48:08 +01:00
helper Improves Beancount entry generation and sanitization 2025-11-10 11:35:41 +01:00
static Removes redundant payment recording 2025-11-10 11:13:25 +01:00
templates/castle Reverts balance perspective to castle's view 2025-11-10 01:40:09 +01:00
.gitignore initial commit 2025-10-22 12:33:45 +02:00
__init__.py Initializes Fava client on startup 2025-11-10 01:06:51 +01:00
account_utils.py Removes parent-only accounts 2025-11-07 23:24:11 +01:00
beancount_format.py Sanitizes reference links for Beancount 2025-11-10 15:04:27 +01:00
CLAUDE.md Refactors journal entry lines to use single amount 2025-11-08 11:48:08 +01:00
config.json initial commit 2025-10-22 12:33:45 +02:00
crud.py Removes core balance calculation logic 2025-11-10 01:06:51 +01:00
description.md initial commit 2025-10-22 12:33:45 +02:00
fava_client.py Improves readability and reduces logging verbosity 2025-11-10 03:59:24 +01:00
manifest.json initial commit 2025-10-22 12:33:45 +02:00
migrations.py REFACTOR Migrates to single 'amount' field for transactions 2025-11-08 10:33:17 +01:00
models.py Removes voided/flagged entry flags 2025-11-10 01:06:51 +01:00
README.md initial commit 2025-10-22 12:33:45 +02:00
services.py Creates default user accounts on wallet setup 2025-11-08 23:41:17 +01:00
tasks.py Refactors duplicate payment check in Fava 2025-11-10 10:25:05 +01:00
views.py Adds admin permissions management page 2025-11-07 18:05:30 +01:00
views_api.py Sanitizes reference links for Beancount 2025-11-10 15:04:27 +01:00

Castle Accounting Extension for LNbits

A full-featured double-entry accounting system for collective projects, integrated with LNbits Lightning payments.

Overview

Castle Accounting enables collectives like co-living spaces, makerspaces, and community projects to:

  • Track expenses and revenue with proper accounting
  • Manage individual member balances
  • Record contributions as equity or reimbursable expenses
  • Track accounts receivable (what members owe)
  • Generate Lightning invoices for settlements

Installation

This extension is designed to be installed in the lnbits/extensions/ directory.

cd lnbits/extensions/
# Copy or clone the castle directory here

Enable the extension through the LNbits admin interface or by adding it to your configuration.

Usage

For Members

  1. Add an Expense: Record money you spent on behalf of the collective

    • Choose "Liability" if you want reimbursement
    • Choose "Equity" if it's a contribution
  2. View Your Balance: See if the Castle owes you money or vice versa

  3. Pay Outstanding Balance: Generate a Lightning invoice to settle what you owe

For Admins

  1. Create Accounts Receivable: Record when someone owes the collective money

  2. Record Revenue: Track income received by the collective

  3. View All Transactions: See complete accounting history

  4. Make Payments: Record payments to members

Architecture

Data Models

  • Account: Individual accounts in the chart of accounts
  • JournalEntry: Transaction header with description and date
  • EntryLine: Individual debit/credit lines (always balanced)

Account Types

  • Assets: Things the Castle owns (Cash, Bank, Accounts Receivable)
  • Liabilities: What the Castle owes (Accounts Payable to members)
  • Equity: Member contributions and retained earnings
  • Revenue: Income streams
  • Expenses: Operating costs

Database Schema

The extension creates three tables:

  • castle.accounts - Chart of accounts
  • castle.journal_entries - Transaction headers
  • castle.entry_lines - Debit/credit lines

API Reference

See description.md for full API documentation.

Development

To modify this extension:

  1. Edit models in models.py
  2. Add database migrations in migrations.py
  3. Implement business logic in crud.py
  4. Create API endpoints in views_api.py
  5. Update UI in templates/castle/index.html

Contributing

Contributions welcome! Please ensure:

  • Journal entries always balance
  • User permissions are properly checked
  • Database transactions are atomic

License

MIT License - feel free to use and modify for your collective!