585 lines
15 KiB
Python
585 lines
15 KiB
Python
# coding: utf-8
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"""
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Provide a report and downloadable CSV according to the German DATEV format.
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- Query report showing only the columns that contain data, formatted nicely for
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dispay to the user.
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- CSV download functionality `download_datev_csv` that provides a CSV file with
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all required columns. Used to import the data into the DATEV Software.
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"""
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from __future__ import unicode_literals
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import json
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import frappe
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from six import string_types
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from frappe import _
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from erpnext.accounts.utils import get_fiscal_year
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from erpnext.regional.germany.utils.datev.datev_csv import zip_and_download, get_datev_csv
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from erpnext.regional.germany.utils.datev.datev_constants import Transactions, DebtorsCreditors, AccountNames
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COLUMNS = [
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{
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"label": "Umsatz (ohne Soll/Haben-Kz)",
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"fieldname": "Umsatz (ohne Soll/Haben-Kz)",
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"fieldtype": "Currency",
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"width": 100
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},
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{
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"label": "Soll/Haben-Kennzeichen",
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"fieldname": "Soll/Haben-Kennzeichen",
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"fieldtype": "Data",
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"width": 100
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},
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{
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"label": "Konto",
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"fieldname": "Konto",
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"fieldtype": "Data",
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"width": 100
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},
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{
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"label": "Gegenkonto (ohne BU-Schlüssel)",
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"fieldname": "Gegenkonto (ohne BU-Schlüssel)",
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"fieldtype": "Data",
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"width": 100
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},
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{
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"label": "BU-Schlüssel",
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"fieldname": "BU-Schlüssel",
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"fieldtype": "Data",
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"width": 100
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},
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{
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"label": "Belegdatum",
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"fieldname": "Belegdatum",
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"fieldtype": "Date",
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"width": 100
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},
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{
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"label": "Belegfeld 1",
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"fieldname": "Belegfeld 1",
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"fieldtype": "Data",
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"width": 150
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},
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{
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"label": "Buchungstext",
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"fieldname": "Buchungstext",
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"fieldtype": "Text",
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"width": 300
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},
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{
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"label": "Beleginfo - Art 1",
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"fieldname": "Beleginfo - Art 1",
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"fieldtype": "Link",
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"options": "DocType",
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"width": 100
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},
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{
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"label": "Beleginfo - Inhalt 1",
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"fieldname": "Beleginfo - Inhalt 1",
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"fieldtype": "Dynamic Link",
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"options": "Beleginfo - Art 1",
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"width": 150
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},
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{
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"label": "Beleginfo - Art 2",
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"fieldname": "Beleginfo - Art 2",
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"fieldtype": "Link",
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"options": "DocType",
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"width": 100
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},
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{
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"label": "Beleginfo - Inhalt 2",
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"fieldname": "Beleginfo - Inhalt 2",
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"fieldtype": "Dynamic Link",
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"options": "Beleginfo - Art 2",
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"width": 150
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},
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{
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"label": "Beleginfo - Art 3",
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"fieldname": "Beleginfo - Art 3",
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"fieldtype": "Link",
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"options": "DocType",
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"width": 100
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},
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{
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"label": "Beleginfo - Inhalt 3",
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"fieldname": "Beleginfo - Inhalt 3",
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"fieldtype": "Dynamic Link",
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"options": "Beleginfo - Art 3",
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"width": 150
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},
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{
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"label": "Beleginfo - Art 4",
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"fieldname": "Beleginfo - Art 4",
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"fieldtype": "Data",
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"width": 100
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},
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{
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"label": "Beleginfo - Inhalt 4",
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"fieldname": "Beleginfo - Inhalt 4",
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"fieldtype": "Data",
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"width": 150
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},
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{
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"label": "Beleginfo - Art 5",
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"fieldname": "Beleginfo - Art 5",
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"fieldtype": "Data",
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"width": 150
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},
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{
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"label": "Beleginfo - Inhalt 5",
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"fieldname": "Beleginfo - Inhalt 5",
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"fieldtype": "Data",
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"width": 100
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},
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{
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"label": "Beleginfo - Art 6",
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"fieldname": "Beleginfo - Art 6",
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"fieldtype": "Data",
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"width": 150
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},
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{
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"label": "Beleginfo - Inhalt 6",
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"fieldname": "Beleginfo - Inhalt 6",
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"fieldtype": "Date",
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"width": 100
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},
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{
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"label": "Fälligkeit",
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"fieldname": "Fälligkeit",
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"fieldtype": "Date",
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"width": 100
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}
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]
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def execute(filters=None):
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"""Entry point for frappe."""
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data = []
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if filters and validate(filters):
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fn = 'temporary_against_account_number'
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filters[fn] = frappe.get_value('DATEV Settings', filters.get('company'), fn)
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data = get_transactions(filters, as_dict=0)
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return COLUMNS, data
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def validate(filters):
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"""Make sure all mandatory filters and settings are present."""
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company = filters.get('company')
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if not company:
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frappe.throw(_('<b>Company</b> is a mandatory filter.'))
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from_date = filters.get('from_date')
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if not from_date:
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frappe.throw(_('<b>From Date</b> is a mandatory filter.'))
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to_date = filters.get('to_date')
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if not to_date:
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frappe.throw(_('<b>To Date</b> is a mandatory filter.'))
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validate_fiscal_year(from_date, to_date, company)
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if not frappe.db.exists('DATEV Settings', filters.get('company')):
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msg = 'Please create DATEV Settings for Company {}'.format(filters.get('company'))
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frappe.log_error(msg, title='DATEV Settings missing')
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return False
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return True
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def validate_fiscal_year(from_date, to_date, company):
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from_fiscal_year = get_fiscal_year(date=from_date, company=company)
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to_fiscal_year = get_fiscal_year(date=to_date, company=company)
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if from_fiscal_year != to_fiscal_year:
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frappe.throw(_('Dates {} and {} are not in the same fiscal year.').format(from_date, to_date))
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def get_transactions(filters, as_dict=1):
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def run(params_method, filters):
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extra_fields, extra_joins, extra_filters = params_method(filters)
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return run_query(filters, extra_fields, extra_joins, extra_filters, as_dict=as_dict)
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def sort_by(row):
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# "Belegdatum" is in the fifth column when list format is used
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return row["Belegdatum" if as_dict else 5]
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type_map = {
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# specific query methods for some voucher types
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"Payment Entry": get_payment_entry_params,
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"Sales Invoice": get_sales_invoice_params,
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"Purchase Invoice": get_purchase_invoice_params
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}
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only_voucher_type = filters.get("voucher_type")
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transactions = []
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for voucher_type, get_voucher_params in type_map.items():
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if only_voucher_type and only_voucher_type != voucher_type:
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continue
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transactions.extend(run(params_method=get_voucher_params, filters=filters))
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if not only_voucher_type or only_voucher_type not in type_map:
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# generic query method for all other voucher types
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filters["exclude_voucher_types"] = type_map.keys()
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transactions.extend(run(params_method=get_generic_params, filters=filters))
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return sorted(transactions, key=sort_by)
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def get_payment_entry_params(filters):
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extra_fields = """
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, 'Zahlungsreferenz' as 'Beleginfo - Art 5'
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, pe.reference_no as 'Beleginfo - Inhalt 5'
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, 'Buchungstag' as 'Beleginfo - Art 6'
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, pe.reference_date as 'Beleginfo - Inhalt 6'
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, '' as 'Fälligkeit'
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"""
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extra_joins = """
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LEFT JOIN `tabPayment Entry` pe
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ON gl.voucher_no = pe.name
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"""
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extra_filters = """
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AND gl.voucher_type = 'Payment Entry'
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"""
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return extra_fields, extra_joins, extra_filters
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def get_sales_invoice_params(filters):
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extra_fields = """
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, '' as 'Beleginfo - Art 5'
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, '' as 'Beleginfo - Inhalt 5'
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, '' as 'Beleginfo - Art 6'
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, '' as 'Beleginfo - Inhalt 6'
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, si.due_date as 'Fälligkeit'
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"""
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extra_joins = """
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LEFT JOIN `tabSales Invoice` si
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ON gl.voucher_no = si.name
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"""
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extra_filters = """
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AND gl.voucher_type = 'Sales Invoice'
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"""
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return extra_fields, extra_joins, extra_filters
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def get_purchase_invoice_params(filters):
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extra_fields = """
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, 'Lieferanten-Rechnungsnummer' as 'Beleginfo - Art 5'
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, pi.bill_no as 'Beleginfo - Inhalt 5'
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, 'Lieferanten-Rechnungsdatum' as 'Beleginfo - Art 6'
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, pi.bill_date as 'Beleginfo - Inhalt 6'
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, pi.due_date as 'Fälligkeit'
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"""
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extra_joins = """
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LEFT JOIN `tabPurchase Invoice` pi
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ON gl.voucher_no = pi.name
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"""
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extra_filters = """
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AND gl.voucher_type = 'Purchase Invoice'
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"""
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return extra_fields, extra_joins, extra_filters
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def get_generic_params(filters):
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# produce empty fields so all rows will have the same length
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extra_fields = """
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, '' as 'Beleginfo - Art 5'
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, '' as 'Beleginfo - Inhalt 5'
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, '' as 'Beleginfo - Art 6'
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, '' as 'Beleginfo - Inhalt 6'
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, '' as 'Fälligkeit'
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"""
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extra_joins = ""
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if filters.get("exclude_voucher_types"):
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# exclude voucher types that are queried by a dedicated method
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exclude = "({})".format(', '.join("'{}'".format(key) for key in filters.get("exclude_voucher_types")))
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extra_filters = "AND gl.voucher_type NOT IN {}".format(exclude)
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# if voucher type filter is set, allow only this type
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if filters.get("voucher_type"):
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extra_filters += " AND gl.voucher_type = %(voucher_type)s"
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return extra_fields, extra_joins, extra_filters
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def run_query(filters, extra_fields, extra_joins, extra_filters, as_dict=1):
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"""
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Get a list of accounting entries.
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Select GL Entries joined with Account and Party Account in order to get the
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account numbers. Returns a list of accounting entries.
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Arguments:
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filters -- dict of filters to be passed to the sql query
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as_dict -- return as list of dicts [0,1]
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"""
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query = """
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SELECT
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/* either debit or credit amount; always positive */
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case gl.debit when 0 then gl.credit else gl.debit end as 'Umsatz (ohne Soll/Haben-Kz)',
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/* 'H' when credit, 'S' when debit */
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case gl.debit when 0 then 'H' else 'S' end as 'Soll/Haben-Kennzeichen',
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/* account number or, if empty, party account number */
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acc.account_number as 'Konto',
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/* against number or, if empty, party against number */
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%(temporary_against_account_number)s as 'Gegenkonto (ohne BU-Schlüssel)',
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/* disable automatic VAT deduction */
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'40' as 'BU-Schlüssel',
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gl.posting_date as 'Belegdatum',
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gl.voucher_no as 'Belegfeld 1',
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LEFT(gl.remarks, 60) as 'Buchungstext',
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gl.voucher_type as 'Beleginfo - Art 1',
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gl.voucher_no as 'Beleginfo - Inhalt 1',
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gl.against_voucher_type as 'Beleginfo - Art 2',
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gl.against_voucher as 'Beleginfo - Inhalt 2',
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gl.party_type as 'Beleginfo - Art 3',
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gl.party as 'Beleginfo - Inhalt 3',
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case gl.party_type when 'Customer' then 'Debitorennummer' when 'Supplier' then 'Kreditorennummer' else NULL end as 'Beleginfo - Art 4',
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par.debtor_creditor_number as 'Beleginfo - Inhalt 4'
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{extra_fields}
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FROM `tabGL Entry` gl
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/* Kontonummer */
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LEFT JOIN `tabAccount` acc
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ON gl.account = acc.name
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LEFT JOIN `tabParty Account` par
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ON par.parent = gl.party
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AND par.parenttype = gl.party_type
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AND par.company = %(company)s
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{extra_joins}
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WHERE gl.company = %(company)s
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AND DATE(gl.posting_date) >= %(from_date)s
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AND DATE(gl.posting_date) <= %(to_date)s
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{extra_filters}
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ORDER BY 'Belegdatum', gl.voucher_no""".format(
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extra_fields=extra_fields,
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extra_joins=extra_joins,
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extra_filters=extra_filters
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)
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gl_entries = frappe.db.sql(query, filters, as_dict=as_dict)
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return gl_entries
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def get_customers(filters):
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"""
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Get a list of Customers.
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Arguments:
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filters -- dict of filters to be passed to the sql query
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"""
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return frappe.db.sql("""
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SELECT
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par.debtor_creditor_number as 'Konto',
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CASE cus.customer_type
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WHEN 'Company' THEN cus.customer_name
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ELSE null
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END as 'Name (Adressatentyp Unternehmen)',
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CASE cus.customer_type
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WHEN 'Individual' THEN TRIM(SUBSTR(cus.customer_name, LOCATE(' ', cus.customer_name)))
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ELSE null
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END as 'Name (Adressatentyp natürl. Person)',
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CASE cus.customer_type
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WHEN 'Individual' THEN SUBSTRING_INDEX(SUBSTRING_INDEX(cus.customer_name, ' ', 1), ' ', -1)
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ELSE null
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END as 'Vorname (Adressatentyp natürl. Person)',
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CASE cus.customer_type
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WHEN 'Individual' THEN '1'
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WHEN 'Company' THEN '2'
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ELSE '0'
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END as 'Adressatentyp',
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adr.address_line1 as 'Straße',
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adr.pincode as 'Postleitzahl',
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adr.city as 'Ort',
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UPPER(country.code) as 'Land',
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adr.address_line2 as 'Adresszusatz',
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adr.email_id as 'E-Mail',
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adr.phone as 'Telefon',
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adr.fax as 'Fax',
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cus.website as 'Internet',
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cus.tax_id as 'Steuernummer'
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FROM `tabCustomer` cus
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left join `tabParty Account` par
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on par.parent = cus.name
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and par.parenttype = 'Customer'
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and par.company = %(company)s
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left join `tabDynamic Link` dyn_adr
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on dyn_adr.link_name = cus.name
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and dyn_adr.link_doctype = 'Customer'
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and dyn_adr.parenttype = 'Address'
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left join `tabAddress` adr
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on adr.name = dyn_adr.parent
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and adr.is_primary_address = '1'
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left join `tabCountry` country
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on country.name = adr.country
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WHERE adr.is_primary_address = '1'
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""", filters, as_dict=1)
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def get_suppliers(filters):
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"""
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Get a list of Suppliers.
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Arguments:
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filters -- dict of filters to be passed to the sql query
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"""
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return frappe.db.sql("""
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SELECT
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par.debtor_creditor_number as 'Konto',
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CASE sup.supplier_type
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WHEN 'Company' THEN sup.supplier_name
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ELSE null
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END as 'Name (Adressatentyp Unternehmen)',
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CASE sup.supplier_type
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WHEN 'Individual' THEN TRIM(SUBSTR(sup.supplier_name, LOCATE(' ', sup.supplier_name)))
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ELSE null
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END as 'Name (Adressatentyp natürl. Person)',
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CASE sup.supplier_type
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WHEN 'Individual' THEN SUBSTRING_INDEX(SUBSTRING_INDEX(sup.supplier_name, ' ', 1), ' ', -1)
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ELSE null
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END as 'Vorname (Adressatentyp natürl. Person)',
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CASE sup.supplier_type
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WHEN 'Individual' THEN '1'
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WHEN 'Company' THEN '2'
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ELSE '0'
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END as 'Adressatentyp',
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adr.address_line1 as 'Straße',
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adr.pincode as 'Postleitzahl',
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adr.city as 'Ort',
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UPPER(country.code) as 'Land',
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adr.address_line2 as 'Adresszusatz',
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adr.email_id as 'E-Mail',
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adr.phone as 'Telefon',
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adr.fax as 'Fax',
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sup.website as 'Internet',
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sup.tax_id as 'Steuernummer',
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case sup.on_hold when 1 then sup.release_date else null end as 'Zahlungssperre bis'
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FROM `tabSupplier` sup
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left join `tabParty Account` par
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on par.parent = sup.name
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and par.parenttype = 'Supplier'
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and par.company = %(company)s
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left join `tabDynamic Link` dyn_adr
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on dyn_adr.link_name = sup.name
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and dyn_adr.link_doctype = 'Supplier'
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and dyn_adr.parenttype = 'Address'
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left join `tabAddress` adr
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on adr.name = dyn_adr.parent
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and adr.is_primary_address = '1'
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left join `tabCountry` country
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on country.name = adr.country
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WHERE adr.is_primary_address = '1'
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""", filters, as_dict=1)
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def get_account_names(filters):
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return frappe.db.sql("""
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SELECT
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account_number as 'Konto',
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LEFT(account_name, 40) as 'Kontenbeschriftung',
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'de-DE' as 'Sprach-ID'
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|
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FROM `tabAccount`
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WHERE company = %(company)s
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AND is_group = 0
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AND account_number != ''
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|
""", filters, as_dict=1)
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|
|
|
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|
@frappe.whitelist()
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def download_datev_csv(filters):
|
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"""
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|
Provide accounting entries for download in DATEV format.
|
|
|
|
Validate the filters, get the data, produce the CSV file and provide it for
|
|
download. Can be called like this:
|
|
|
|
GET /api/method/erpnext.regional.report.datev.datev.download_datev_csv
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|
|
|
Arguments / Params:
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|
filters -- dict of filters to be passed to the sql query
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|
"""
|
|
if isinstance(filters, string_types):
|
|
filters = json.loads(filters)
|
|
|
|
validate(filters)
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company = filters.get('company')
|
|
|
|
fiscal_year = get_fiscal_year(date=filters.get('from_date'), company=company)
|
|
filters['fiscal_year_start'] = fiscal_year[1]
|
|
|
|
# set chart of accounts used
|
|
coa = frappe.get_value('Company', company, 'chart_of_accounts')
|
|
filters['skr'] = '04' if 'SKR04' in coa else ('03' if 'SKR03' in coa else '')
|
|
|
|
datev_settings = frappe.get_doc('DATEV Settings', company)
|
|
filters['account_number_length'] = datev_settings.account_number_length
|
|
filters['temporary_against_account_number'] = datev_settings.temporary_against_account_number
|
|
|
|
transactions = get_transactions(filters)
|
|
account_names = get_account_names(filters)
|
|
customers = get_customers(filters)
|
|
suppliers = get_suppliers(filters)
|
|
|
|
zip_name = '{} DATEV.zip'.format(frappe.utils.datetime.date.today())
|
|
zip_and_download(zip_name, [
|
|
{
|
|
'file_name': 'EXTF_Buchungsstapel.csv',
|
|
'csv_data': get_datev_csv(transactions, filters, csv_class=Transactions)
|
|
},
|
|
{
|
|
'file_name': 'EXTF_Kontenbeschriftungen.csv',
|
|
'csv_data': get_datev_csv(account_names, filters, csv_class=AccountNames)
|
|
},
|
|
{
|
|
'file_name': 'EXTF_Kunden.csv',
|
|
'csv_data': get_datev_csv(customers, filters, csv_class=DebtorsCreditors)
|
|
},
|
|
{
|
|
'file_name': 'EXTF_Lieferanten.csv',
|
|
'csv_data': get_datev_csv(suppliers, filters, csv_class=DebtorsCreditors)
|
|
},
|
|
])
|