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zugferd-invoice.sty
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zugferd-invoice.sty
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%
% Copyright (C) 2024 Marei Peischl <[email protected]>
% ---------------------------------------------------------
%
% This file may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3c
% of this license or (at your option) any later version.
% The latest version of this license is in:
%
% http://www.latex-project.org/lppl.txt
%
% and version 1.3c or later is part of all distributions of LaTeX
% version 2008-05-04 or later.
%
\ProvidesExplPackage{zugferd-invoice}{2024-09-17}{0.8a}{Invoice wrapper example package for the factur-x to create ZUGFerD invoices}
\keys_define:nn {zugferd/invoice}{
default-vat .tl_set:N = \defaultVAT,
default-vat .initial:n = 19,
format .code:n = \PassOptionsToPackage{format=#1}{zugferd},
format .initial:n = xrechnung3.0,
}
\ProcessKeyOptions[zugferd/invoice]
\msg_new:nnnn {ptxcd/zugferd} {not-for-production} {
This~package~is~intented~to~be~an~example~for~a~possible~implementation~to~use~the~zugferd~package~for~invoicing.\\
As~this~integrates~a~lot~with~the~visual~structure~of~your~invoice~this~should~not~be~used~directly~but~may~be~an~example~for~your~own~package.
}{See~zugferd~documentation~for~instructions~concerning~the~interfaces~used~in~this~file.}
\msg_warning:nn {ptxcd/zugferd} {not-for-production}
\RequirePackage{scrletter}
\RequirePackage{ragged2e}
\RequirePackage{zugferd}
\RequirePackage{babel}
% e.g. use comma as output decimal marker if german
\addto\extrasgerman{\sisetup{locale=DE}}
\addto\extrasngerman{\sisetup{locale=DE}}% for backwards compatibility
\RequirePackage{xltabular}
\RequirePackage{booktabs}
\newcounter{invoiceitem}
\seq_new:N \g__ptxcd_VAT_rates_seq
\NewDocumentCommand{\InitVAT}{omO{S}}{
\seq_gput_right:Nn \g__ptxcd_VAT_rates_seq {#2}
\fp_new:c {g__ptxcd_invoice_sum_vat#2_fp}
\fp_new:c {g__ptxcd_invoice_base_vat#2_fp}
\cs_new:cn {__ptxcd_invoice_type_code#2:} {#3}
}
%%initialisierung auf 5,7,16 oder 19 % Mwst
\InitVAT{16}
\InitVAT{19}
\InitVAT{5}
\InitVAT{7}
\newcommand*{\SetDefaultVAT}[1]{\def\defaultVAT{#1}}
\seq_new:N \l__ptxcd_invoice_items_seq
%\newcommand*{\AddInvoiceItem}[4][\defaultVAT]{%
\NewDocumentCommand{\AddInvoiceItem}{D<>{}O{\defaultVAT}mmm}{
\seq_put_right:Nn \l__ptxcd_invoice_items_seq {
{#2}{#3}{#4}{#5}{#1}
}
}
\newcolumntype{P}{r<{\PrintTableCurrency}}
\fp_new:N \g__ptxcd_invoice_sum_fp
\fp_new:N \g__ptxcd_invoice_total_fp
\fp_new:N \g__ptxcd_tax_total_fp
\fp_new:N \g__ptxcd_invoice_item_fp
\fp_new:N \g__ptxcd_invoice_item_vat_fp
\fp_new:N \g__ptxcd_invoice_sum_vat_fp
\newcommand*{\PrintInvoiceTabular}{
\bool_gset_true:N \g_ptxcd_first_run_bool
\begin{ZUGFeRD}
\sisetup{round-precision=2,round-mode=places,round-pad=false,table-number-alignment=right,minimum-decimal-digits=2,mode=text}
\begin{xltabular}{\linewidth}{@{}rS[round-precision=1,table-format=2.1]>{\RaggedRight}XPP@{}}
\toprule[\lightrulewidth]
\noalign{\global\let\PrintTableCurrency\relax}%
\small\emph{Pos.}&\small\emph{Std.}&\small\emph{Beschreibung}&\small\emph{Einzelpreis}&\small\emph{Gesamtpreis}\\\midrule[\heavyrulewidth]
\noalign{\global\let\PrintTableCurrency\TableCurrency}%
\endhead
\bottomrule[\lightrulewidth]\multicolumn{5}{@{}p{\textwidth}@{}}{\strut\hspace*{\fill}\footnotesize Fortsetzung auf der nächsten Seite}\endfoot
\bottomrule\endlastfoot
% Only write xml for the first run of the tabular.
\fp_compare:nNnF {\g__ptxcd_invoice_sum_fp} = {\c_zero_dim} {
\fp_gzero:N \g__ptxcd_invoice_sum_fp
\zugferd_disable_XML_interfaces:
}
\seq_map_inline:Nn \g__ptxcd_VAT_rates_seq {
\fp_gzero:c {g__ptxcd_invoice_sum_vat##1_fp}
\fp_gzero:c {g__ptxcd_invoice_base_vat##1_fp}
}
\fp_gzero:N \g__ptxcd_invoice_sum_fp
\seq_map_inline:Nn \l__ptxcd_invoice_items_seq {
\PrintInvoiceItem##1
}
\tabularnewline
\noalign{\skip_vertical:n {-\ht\strutbox-\dp\strutbox}}%offset for extra empty row of mapping
\midrule[\heavyrulewidth]
\PrintInvoiceTotal
\end{xltabular}
\end{ZUGFeRD}
}
\newcommand*{\PrintInvoiceTotal}{
\zugferd_startInvoiceSums:
\fp_gset:Nn \g__ptxcd_invoice_total_fp { \g__ptxcd_invoice_sum_fp}
\fp_gzero:N \g__ptxcd_tax_total_fp
\PrintInvoiceSum{netto}{\fp_use:N \g__ptxcd_invoice_sum_fp}
\seq_map_inline:Nn \g__ptxcd_VAT_rates_seq {
\fp_compare:nNnF {\fp_use:c {g__ptxcd_invoice_sum_vat##1_fp}} = {0} {
\zugferd_write_TaxEntry:nnnn {\use:c {__ptxcd_invoice_type_code##1:}} {##1} {\fp_use:c {g__ptxcd_invoice_base_vat##1_fp}} {\fp_use:c {g__ptxcd_invoice_sum_vat##1_fp}}
\fp_gadd:Nn \g__ptxcd_tax_total_fp {\fp_use:c {g__ptxcd_invoice_sum_vat##1_fp}}
\PrintVatSum[{\fp_use:c {g__ptxcd_invoice_base_vat##1_fp}}]{##1 }{\fp_use:c {g__ptxcd_invoice_sum_vat##1_fp}}
}
}
\PrintInvoiceSum{brutto}{\fp_eval:n {\g__ptxcd_tax_total_fp + \g__ptxcd_invoice_total_fp }}
% TODO add support for allowance, chargeTotal, and prepaid
\zugferd_write_Summation:nnnnnnnn
{\fp_use:N \g__ptxcd_invoice_sum_fp}% LineTotalAmount
{0} %ChargeTotalAmount
{0} %AllowanceTotalAmount
{\fp_use:N \g__ptxcd_invoice_sum_fp} %TaxBasisTotalAmount
{\fp_use:N \g__ptxcd_tax_total_fp} %TaxTotalAmount
{\fp_eval:n {\g__ptxcd_tax_total_fp + \g__ptxcd_invoice_total_fp }} %GrandTotalAmount
{0} % TotalPrepaidAmount
{\fp_eval:n {\g__ptxcd_tax_total_fp + \g__ptxcd_invoice_total_fp }} %DuePayableAmount = GrandTotalAmount - TotalPrepaidAmount
\zugferd_stopInvoiceSums:
}
%Ausgabe der einzelnen Rechnungspositionen
\newcommand*{\PrintInvoiceItem}[5]{%
\stepcounter{invoiceitem}%
\theinvoiceitem%Positionsnummer
\fp_gset:Nn \g__ptxcd_invoice_item_vat_fp {#2 * (#1/100) * #4}
\fp_gset:Nn \g__ptxcd_invoice_item_fp {#2 * #4}
% \fp_gadd:Nn \g__ptxcd_invoice_sum_vat_fp
\fp_gadd:cn {g__ptxcd_invoice_base_vat#1_fp} {\g__ptxcd_invoice_item_fp}
\fp_gadd:cn {g__ptxcd_invoice_sum_vat#1_fp} {\g__ptxcd_invoice_item_vat_fp}
\fp_gadd:Nn \g__ptxcd_invoice_sum_fp {\g__ptxcd_invoice_item_fp}
% position nummer name einzel-preis anzahl gesamtpreis
\keys_set:ne {zugferd}{tax/rate=#1, tax/category=\use:c {__ptxcd_invoice_type_code#1:},#5}
\zugferd_write_Item:nnnnnn {\theinvoiceitem} {} {#3} {#4} {#2} {\fp_use:N \g__ptxcd_invoice_item_fp}
% Anzahl
\space(\printVAT{#1}~MwSt.)% Beschreibung mit Angabe der MwSt, in Klammern
&\num{#4}%\num[round-mode=places,output-decimal-marker={,},round-pad = false]{#4}\tl_show:n {#4}%Einzelpreis
&\exp_args:Nx \num{\fp_use:N \g__ptxcd_invoice_item_fp}
\tabularnewline
}
\newcommand*{\PrintInvoiceSum}[2]{
\PrintSum{\csname invoicesum#1name\endcsname}{#2}
}
\newcommand*{\PrintVatSum}[3][]{
\PrintSum{\invoicesumvatname[#1]{#2}}{#3}
}
\newcommand*{\invoicesumvatname}[2][]{MwSt.~\printVAT{#2}\tl_if_empty:nF {#1} {\space(\num[round-precision=2]{#1}\TableCurrency)}}
\renewcommand*{\theinvoiceitem}{\int_compare:nNnT {\value{invoiceitem}}<{10}{0}\arabic{invoiceitem}}
\newcommand*{\PrintSum}[2]{
&&\multicolumn{1}{r}{#1\invoicesumseparator}&\multicolumn{1}{l}{}&\exp_args:Nx \num {#2}\tabularnewline
}
\ExplSyntaxOff
\newcommand*{\invoicesumnettoname}{Summe (Netto)}
\newcommand*{\invoicesumbruttoname}{Summe (Brutto)}
\newcommand*{\invoicesumseparator}{:\space}
\newcommand*{\TableCurrency}{\,€}
\newcommand*{\printVAT}[1]{\num[round-mode=none]{#1}\,\%}
\newcommand*{\PrintPositionenVAT}[5]{%
\stepcounter{invoiceitem}%
\theinvoiceitem\space(\printVAT{#3})\tabularnewline
}
\endinput