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Bernd Wurst authored 8 months ago
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1) # -*- coding: utf-8 -*-
2) # (C) 2011 by Bernd Wurst <bernd@schokokeks.org>
3)
4) # This file is part of Bib2011.
5) #
6) # Bib2011 is free software: you can redistribute it and/or modify
7) # it under the terms of the GNU General Public License as published by
8) # the Free Software Foundation, either version 3 of the License, or
9) # (at your option) any later version.
10) #
11) # Bib2011 is distributed in the hope that it will be useful,
12) # but WITHOUT ANY WARRANTY; without even the implied warranty of
13) # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14) # GNU General Public License for more details.
15) #
16) # You should have received a copy of the GNU General Public License
17) # along with Bib2011. If not, see <http://www.gnu.org/licenses/>.
18)
19) import os.path, sys
20) from decimal import Decimal
21)
22) # Search for included submodule python-drafthorse
23) atoms = os.path.abspath(os.path.dirname(__file__)).split('/')
24) dir = ''
25) while atoms:
26) candidate = os.path.join('/'.join(atoms), 'external/python-drafthorse')
27) if os.path.exists(candidate):
28) dir = candidate
29) break
30) atoms = atoms[:-1]
31) sys.path.insert(0, dir)
32) from drafthorse.models.document import Document
33) from drafthorse.models.accounting import ApplicableTradeTax
34) from drafthorse.models.tradelines import LineItem
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35) from .InvoiceObjects import InvoiceTable, InvoiceText, RECHNUNG, GUTSCHRIFT, KORREKTUR, \
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36) VAT_REGULAR, VAT_KLEINUNTERNEHMER, VAT_INNERGEM, PAYMENT_UEBERWEISUNG, PAYMENT_LASTSCHRIFT
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Bernd Wurst authored 8 months ago
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37) from drafthorse.models.party import TaxRegistration, URIUniversalCommunication
38) from drafthorse.models.payment import PaymentTerms
39) from drafthorse.models.note import IncludedNote
40) from drafthorse.pdf import attach_xml
41)
42) def InvoiceToXML(invoice):
43) doc = Document()
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44) doc.context.guideline_parameter.id = "urn:cen.eu:en16931:2017#conformant#urn:factur-x.eu:1p0:en16931"
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Bernd Wurst authored 8 months ago
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45) doc.header.id = invoice.id
46) # Typecodes:
47) # 380: Handelsrechnungen
48) # 381: Gutschrift
49) # 384: Korrekturrechnung
50) # 389: Eigenrechnung (vom Käufer im Namen des Lieferanten erstellt).
51) # 261: Selbstverfasste Gutschrift.
52) # 386: Vorauszahlungsrechnung
53) # 326: Teilrechnung
54) # 751: Rechnungsinformation - KEINE RECHNUNG
55) if invoice.type == RECHNUNG:
56) doc.header.type_code = "380"
57) elif invoice.type == GUTSCHRIFT:
58) doc.header.type_code = "381"
59) elif invoice.type == KORREKTUR:
60) doc.header.type_code = "384"
61) else:
62) raise TypeError("Unbekannter Rechnungstyp, kann kein XML erstellen")
63) doc.header.issue_date_time = invoice.date
64)
65) # Seller-Address
66) if invoice.seller['trade_name']:
67) pass
68) # FIXME: specified_legal_organization ist in der Library nicht implementiert, pull request ist vorhanden
69) #doc.trade.agreement.seller.specified_legal_organization.trade_name = invoice.seller['trade_name']
70) doc.trade.agreement.seller.name = invoice.seller['name']
71) doc.trade.agreement.seller.address.country_id = invoice.seller['address']['country_id']
72) doc.trade.agreement.seller.address.postcode = invoice.seller['address']['postcode']
73) doc.trade.agreement.seller.address.city_name = invoice.seller['address']['city_name']
74) doc.trade.agreement.seller.address.line_one = invoice.seller['address']['line1']
75) doc.trade.agreement.seller.address.line_two = invoice.seller['address']['line2']
76) doc.trade.agreement.seller.address.line_three = invoice.seller['address']['line3']
77) if invoice.seller_vat_id:
78) tax_reg = TaxRegistration()
79) tax_reg.id = ('VA', invoice.seller_vat_id)
80) doc.trade.agreement.seller.tax_registrations.add(tax_reg)
81) if invoice.seller['email']:
82) email = URIUniversalCommunication()
83) email.uri_ID = ('EM', invoice.seller['email'])
84) # FIXME: Typo in der Library ("adress")?
85) doc.trade.agreement.seller.electronic_adress.add(email)
86)
87) # Buyer-Address
88) doc.trade.agreement.buyer.name = invoice.customer['name']
89) doc.trade.agreement.buyer.address.country_id = invoice.customer['address']['country_id']
90) doc.trade.agreement.buyer.address.postcode = invoice.customer['address']['postcode']
91) doc.trade.agreement.buyer.address.city_name = invoice.customer['address']['city_name']
92) doc.trade.agreement.buyer.address.line_one = invoice.customer['address']['line1']
93) doc.trade.agreement.buyer.address.line_two = invoice.customer['address']['line2']
94) doc.trade.agreement.buyer.address.line_three = invoice.customer['address']['line3']
95)
96) # Line Items
97) summe_netto = 0.0
98) summe_brutto = 0.0
99) summe_bezahlt = 0.0
100) summe_ust = 0.0
101) line_id_count = 0
102) textparts = []
103) for part in invoice.parts:
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104) if isinstance(part, InvoiceText):
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105) textparts += part.paragraphs
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106) if isinstance(part, InvoiceTable):
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107) for el in part.entries:
108) line_id_count += 1
109) li = LineItem()
110) li.document.line_id = f"{line_id_count}"
111) li.product.name = el['subject']
112) if 'desc' in el and el['desc'] != '':
113) desc = li.product.description = el['desc']
114)
115) if 'period_start' in el and el['period_start']:
116) if 'period_end' in el and el['period_end']:
117) li.settlement.period.start = el['period_start']
118) li.settlement.period.end = el['period_end']
119) else:
120) li.delivery.event.occurrence = el['period_start']
121)
122) # FIXME: Hier sollte der passende Code benutzt werden (z.B. Monat)
123) li.delivery.billed_quantity = (Decimal(el['count']), 'H87')
124) # LTR = Liter (1 dm3)
125) # MTQ = cubic meter
126) # KGM = Kilogram
127) # MTR = Meter
128) # H87 = Piece
129) # TNE = Tonne
130) # MON = Month
131)
132) li.settlement.trade_tax.type_code = "VAT"
133) if invoice.vat_type == VAT_REGULAR:
134) li.settlement.trade_tax.category_code = "S"
135) elif invoice.vat_type == VAT_KLEINUNTERNEHMER:
136) li.settlement.trade_tax.category_code = "E"
137) elif invoice.vat_type == VAT_INNERGEM:
138) li.settlement.trade_tax.category_code = "K"
139) # FIXME: Typ bei uns nur global gesetzt, nicht pro Artikel
140) # S = Standard VAT rate
141) # Z = Zero rated goods
142) # E = VAT exempt
143) # AE = Reverse charge
144) # K = Intra-Community supply (specific reverse charge)
145) # G = Exempt VAT for Export outside EU
146) # O = Outside VAT scope
147) li.settlement.trade_tax.rate_applicable_percent = Decimal(f"{el['vat']*100:.1f}")
148)
149) nettopreis = el['price']
150) if part.vatType == 'gross':
151) nettopreis = el['price'] / (1 + el['vat'])
152) li.agreement.net.amount = Decimal(f"{nettopreis:.2f}")
153)
154) nettosumme = el['total']
155) if part.vatType == 'gross':
156) nettosumme = el['total'] / (1 + el['vat'])
157) li.settlement.monetary_summation.total_amount = Decimal(f"{nettosumme:.2f}")
158)
159) summe_netto += nettosumme
160) summe_brutto += el['total']
161) doc.trade.items.add(li)
162)
163) for pay in part.payments:
164) summe_bezahlt += pay['amount']
165)
166) for vat, vatdata in part.vat.items():
167) trade_tax = ApplicableTradeTax()
168) # Steuerbetrag dieses Steuersatzes
169) trade_tax.calculated_amount = Decimal(f"{(vatdata[0] / (vat + 1)) * vat:.2f}")
170) # Nettosumme dieses Steuersatzes
171) trade_tax.basis_amount = Decimal(f"{(vatdata[0] / (vat + 1)):.2f}")
172) trade_tax.type_code = "VAT"
173) if invoice.vat_type == VAT_REGULAR:
174) trade_tax.category_code = "S"
175) elif invoice.vat_type == VAT_KLEINUNTERNEHMER:
176) trade_tax.category_code = "E"
177) trade_tax.exemption_reason = 'Als Kleinunternehmer wird gemäß §19 UStG keine USt in Rechnung gestellt.'
178) elif invoice.vat_type == VAT_INNERGEM:
179) trade_tax.category_code = "K"
180) trade_tax.rate_applicable_percent = Decimal(f"{vat*100:.1f}")
181) summe_ust += (vatdata[0] / (vat + 1)) * vat
182) doc.trade.settlement.trade_tax.add(trade_tax)
183)
184) for paragraph in textparts:
185) note = IncludedNote()
186) note.content.add(paragraph)
187) doc.header.notes.add(note)
188)
189) rest = summe_brutto - summe_bezahlt
190)
191) if invoice.creditor_reference_id:
192) # Gläubiger-ID für SEPA
193) doc.trade.settlement.creditor_reference_id = invoice.creditor_reference_id
194) doc.trade.settlement.payment_reference = invoice.id
195) doc.trade.settlement.currency_code = 'EUR'
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196) if invoice.payment_type:
197) doc.trade.settlement.payment_means.type_code = invoice.payment_type
198)
199) if invoice.seller_bank_data['iban'] and invoice.payment_type == PAYMENT_UEBERWEISUNG:
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200) doc.trade.settlement.payment_means.payee_account.iban = invoice.seller_bank_data['iban']
201) doc.trade.settlement.payment_means.payee_institution.bic = "GENODES1VBK"
202) # Ist in der Library vorhanden, validiert aber nicht im XML?!
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203) if invoice.buyer_bank_data['iban'] and invoice.payment_type == PAYMENT_LASTSCHRIFT:
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204) # Kunden-Bankverbindung bei Lastschrift
205) doc.trade.settlement.payment_means.payer_account.iban = invoice.buyer_bank_data['iban']
206)
207) terms = PaymentTerms()
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208) if invoice.due_date and invoice.payment_type == PAYMENT_UEBERWEISUNG:
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209) terms.description = f"Bitte begleichen Sie den Betrag bis zum {invoice.due_date.strftime('%d.%m.%Y')} ohne Abzüge."
210) terms.due = invoice.due_date
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211) if invoice.type == GUTSCHRIFT:
212) terms.description = f"Wir überweisen den Betrag auf Ihr Konto."
213) elif invoice.debit:
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214) if invoice.debit_mandate_id:
215) # Mandatsreferenz für Lastschrift
216) terms.debit_mandate_id = invoice.debit_mandate_id
217) terms.description = 'Wir buchen von Ihrem Konto ab.'
218) doc.trade.settlement.terms.add(terms)
219)
220)
221) doc.trade.settlement.monetary_summation.line_total = Decimal(f"{summe_netto:.2f}")
222) doc.trade.settlement.monetary_summation.charge_total = Decimal("0.00")
223) doc.trade.settlement.monetary_summation.allowance_total = Decimal("0.00")
224) doc.trade.settlement.monetary_summation.tax_basis_total = Decimal(f"{summe_netto:.2f}")
225) doc.trade.settlement.monetary_summation.tax_total = (Decimal(f"{summe_ust:.2f}"), "EUR")
226) doc.trade.settlement.monetary_summation.prepaid_total = Decimal(f"{summe_bezahlt:.2f}")
227) doc.trade.settlement.monetary_summation.grand_total = Decimal(f"{summe_brutto:.2f}")
228) doc.trade.settlement.monetary_summation.due_amount = Decimal(f"{rest:.2f}")
229)
230)
231) # Generate XML file
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232) xml = doc.serialize(schema="FACTUR-X_EN16931")
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