Merge pull request #382 from cbattarel/localtax
calculate prices with generic local taxes management
This commit is contained in:
Laurent Destailleur
commit
b6239427f6
@ -2,6 +2,7 @@
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/* Copyright (C) 2002-2006 Rodolphe Quiedeville <rodolphe@quiedeville.org>
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* Copyright (C) 2006-2008 Laurent Destailleur <eldy@users.sourceforge.net>
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* Copyright (C) 2010 Juanjo Menent <jmenent@2byte.es>
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* Copyright (C) 2012 Christophe Battarel <christophe.battarel@altairis.fr>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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@ -20,108 +21,175 @@
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/**
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* \file htdocs/core/lib/price.lib.php
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* \brief Librairie contenant les fonctions pour calculer un prix.
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* \version $Id: price.lib.php,v 1.36 2011/07/31 23:26:01 eldy Exp $
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*/
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/**
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* Calculate totals (net, vat, ...) of a line.
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*
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* @param int $qty Quantity
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* @param float $pu Unit price (HT or TTC selon price_base_type)
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* @param float $remise_percent_ligne Discount for line
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* @param float $txtva Vat rate
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* @param float $txlocaltax1 Localtax1 rate (used for some countries only, like spain)
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* @param float $txlocaltax2 Localtax2 rate (used for some countries only, like spain)
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* @param int $qty Quantity
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* @param float $pu Unit price (HT or TTC selon price_base_type)
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* @param float $remise_percent_ligne Discount for line
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* @param float $txtva Vat rate
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* @param float $localtax1_rate Localtax1 rate
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* @param float $localtax2_rate Localtax2 rate
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* @param float $remise_percent_global 0
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* @param string $price_base_type HT=on calcule sur le HT, TTC=on calcule sur le TTC
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* @param int $info_bits Miscellanous informations on line
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* @param char $localtax1_type Localtax1 type
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* @param char $localtax2_type Localtax2 type
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* @return result[0,1,2,3,4,5,6,7,8] (total_ht, total_vat, total_ttc, pu_ht, pu_tva, pu_ttc, total_ht_without_discount, total_vat_without_discount, total_ttc_without_discount)
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*/
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function calcul_price_total($qty, $pu, $remise_percent_ligne, $txtva, $txlocaltax1=0, $txlocaltax2=0, $remise_percent_global=0, $price_base_type='HT', $info_bits=0)
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function calcul_price_total($qty, $pu, $remise_percent_ligne, $txtva, $localtax1_rate=0, $localtax2_rate=0, $remise_percent_global=0, $price_base_type='HT', $info_bits=0, $type=0, $localtax1_type = '0', $localtax2_type = '0')
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{
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global $conf,$mysoc;
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$result=array();
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// We work to define prices using the price without tax
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// initialize total
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$tot_sans_remise = $pu * $qty;
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$tot_avec_remise_ligne = $tot_sans_remise * (1 - ($remise_percent_ligne / 100));
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$tot_avec_remise = $tot_avec_remise_ligne * (1 - ($remise_percent_global / 100));
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// initialize result
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for ($i=0; $i <= 15; $i++)
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$result[$i] = 0;
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// if there's some localtax before vat
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$localtaxes = array(0,0,0);
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$apply_tax = false;
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switch($localtax1_type) {
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case '2': // localtax on product or service
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$apply_tax = true;
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break;
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case '4': // localtax on product
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if ($type == 0) $apply_tax = true;
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break;
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case '6': // localtax on service
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if ($type == 1) $apply_tax = true;
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break;
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}
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if ($apply_tax) {
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$result[14] = price2num(($tot_sans_remise * (1 + ( $localtax1_rate / 100))) - $tot_sans_remise, 'MT');
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$localtaxes[0] += $result[14];
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$result[9] = price2num(($tot_avec_remise * (1 + ( $localtax1_rate / 100))) - $tot_avec_remise, 'MT');
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$localtaxes[1] += $result[9];
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$result[11] = price2num(($pu * (1 + ( $localtax1_rate / 100))) - $pu, 'MT');
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$localtaxes[2] += $result[11];
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}
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$apply_tax = false;
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switch($localtax2_type) {
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case '2': // localtax on product or service
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$apply_tax = true;
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break;
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case '4': // localtax on product
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if ($type == 0) $apply_tax = true;
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break;
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case '6': // localtax on service
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if ($type == 1) $apply_tax = true;
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break;
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}
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if ($apply_tax) {
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$result[15] = price2num(($tot_sans_remise * (1 + ( $localtax2_rate / 100))) - $tot_sans_remise, 'MT');
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$localtaxes[0] += $result[15];
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$result[10] = price2num(($tot_avec_remise * (1 + ( $localtax2_rate / 100))) - $tot_avec_remise, 'MT');
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$localtaxes[1] += $result[10];
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$result[12] = price2num(($pu * (1 + ( $localtax2_rate / 100))) - $pu, 'MT');
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$localtaxes[2] += $result[12];
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}
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//dol_syslog("price.lib::calcul_price_total $qty, $pu, $remise_percent_ligne, $txtva, $price_base_type $info_bits");
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if ($price_base_type == 'HT')
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{
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// We work to define prices using the price without tax
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$result[6] = price2num($tot_sans_remise, 'MT');
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$result[8] = price2num($tot_sans_remise * (1 + ( (($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result8bis= price2num($tot_sans_remise * (1 + ( $txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[7] = price2num($result8bis - $result[6], 'MT');
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$result[8] = price2num(($tot_sans_remise + $localtaxes[0]) * (1 + ( (($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result8bis= price2num(($tot_sans_remise + $localtaxes[0]) * (1 + ( $txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[7] = price2num($result8bis - ($result[6] + $localtaxes[0]), 'MT');
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$result[0] = price2num($tot_avec_remise, 'MT');
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$result[2] = price2num($tot_avec_remise * (1 + ( (($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result2bis= price2num($tot_avec_remise * (1 + ( $txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[2] = price2num(($tot_avec_remise + $localtaxes[1]) * (1 + ( (($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result2bis= price2num(($tot_avec_remise + $localtaxes[1]) * (1 + ( $txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[1] = price2num($result2bis - $result[0], 'MT'); // Total VAT = TTC - HT
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$result[1] = price2num($result2bis - ($result[0] + $localtaxes[1]), 'MT'); // Total VAT = TTC - (HT + localtax)
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$result[3] = price2num($pu, 'MU');
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$result[5] = price2num($pu * (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MU'); // Selon TVA NPR ou non
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$result5bis= price2num($pu * (1 + ($txtva / 100)), 'MU'); // Si TVA consideree normale (non NPR)
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$result[4] = price2num($result5bis - $result[3], 'MU');
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$result[5] = price2num(($pu + $localtaxes[2]) * (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MU'); // Selon TVA NPR ou non
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$result5bis= price2num(($pu + $localtaxes[2]) * (1 + ($txtva / 100)), 'MU'); // Si TVA consideree normale (non NPR)
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$result[4] = price2num($result5bis - ($result[3] + $localtaxes[2]), 'MU');
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}
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else
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{
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$result[8] = price2num($tot_sans_remise, 'MT');
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$result[6] = price2num($tot_sans_remise / (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result6bis= price2num($tot_sans_remise / (1 + ($txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[7] = price2num($result[8] - $result6bis, 'MT');
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// We work to define prices using the price with tax
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$result[8] = price2num($tot_sans_remise + $localtaxes[0], 'MT');
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$result[6] = price2num(($tot_sans_remise + $localtaxes[0]) / (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result6bis= price2num(($tot_sans_remise + $localtaxes[0]) / (1 + ($txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[7] = price2num($result[8] - ($result6bis + $localtaxes[0]), 'MT');
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$result[2] = price2num($tot_avec_remise, 'MT');
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$result[0] = price2num($tot_avec_remise / (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result0bis= price2num($tot_avec_remise / (1 + ($txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[2] = price2num($tot_avec_remise + $localtaxes[1], 'MT');
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$result[0] = price2num(($tot_avec_remise + $localtaxes[1]) / (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MT'); // Selon TVA NPR ou non
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$result0bis= price2num(($tot_avec_remise + $localtaxes[1]) / (1 + ($txtva / 100)), 'MT'); // Si TVA consideree normale (non NPR)
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$result[1] = price2num($result[2] - $result0bis, 'MT'); // Total VAT = TTC - HT
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$result[1] = price2num($result[2] - ($result0bis + $localtaxes[1]), 'MT'); // Total VAT = TTC - HT
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$result[5] = price2num($pu, 'MU');
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$result[3] = price2num($pu / (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MU'); // Selon TVA NPR ou non
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$result3bis= price2num($pu / (1 + ($txtva / 100)), 'MU'); // Si TVA consideree normale (non NPR)
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$result[4] = price2num($result[5] - $result3bis, 'MU');
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$result[5] = price2num(($pu + $localtaxes[2]) , 'MU');
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$result[3] = price2num(($pu + $localtaxes[2]) / (1 + ((($info_bits & 1)?0:$txtva) / 100)), 'MU'); // Selon TVA NPR ou non
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$result3bis= price2num(($pu + $localtaxes[2]) / (1 + ($txtva / 100)), 'MU'); // Si TVA consideree normale (non NPR)
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$result[4] = price2num($result[5] - ($result3bis + $localtaxes[2]), 'MU');
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}
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// Local taxes 1. Local tax1 is a second tax that is added after standard one)
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if ($txlocaltax1 > 0)
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{
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$result[14] = price2num(($result[6] * ( 1 + ( $txlocaltax1 / 100))) - $result[6], 'MT'); // amount tax1 for total_ht_without_discount
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$result[9] = price2num(($result[0] * ( 1 + ( $txlocaltax1 / 100))) - $result[0], 'MT'); // amount tax1 for total_ht
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$result[11] = price2num(($result[3] * ( 1 + ( $txlocaltax1 / 100))) - $pu, 'MU'); // amount tax1 for pu_ht
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// if there's some localtax without vat
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$apply_tax = false;
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switch($localtax1_type) {
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case '1': // localtax on product or service
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$apply_tax = true;
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break;
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case '3': // localtax on product
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if ($type == 0) $apply_tax = true;
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break;
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case '5': // localtax on service
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if ($type == 1) $apply_tax = true;
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break;
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}
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if ($apply_tax) {
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$result[14] = price2num(($tot_sans_remise * (1 + ( $localtax1_rate / 100))) - $tot_sans_remise, 'MT');
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$result[8] += $result[14];
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$result[9] = price2num(($tot_avec_remise * (1 + ( $localtax1_rate / 100))) - $tot_avec_remise, 'MT');
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$result[2] += $result[9];
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$result[11] = price2num(($pu * (1 + ( $localtax1_rate / 100))) - $pu, 'MU');
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$result[5] += $result[11];
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}
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$result[8] = price2num($result[8] + $result[14], 'MT'); // total_ttc_without_discount + tax1
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$result[2] = price2num($result[2] + $result[9], 'MT'); // total_ttc + tax1
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$result[5] = price2num($result[5] + $result[11], 'MU'); // pu_ht + tax1
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}
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else
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{
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$result[14] = 0;
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$result[9] = 0;
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$result[11] = 0;
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}
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// Local taxes 2. Local tax2 is a second tax that is substracted after standard one)
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// Example: Country = Spain, localtax2 is IRPF
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if ($txlocaltax2 > 0)
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{
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$result[15] = price2num(($result[6] * ( 1 + ( $txlocaltax2 / 100))) - $result[6], 'MT'); // amount tax2 for total_ht_without_discount
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$result[10] = price2num(($result[0] * ( 1 + ( $txlocaltax2 / 100))) - $result[0], 'MT'); // amount tax2 for total_ht
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$result[12] = price2num(($result[3] * ( 1 + ( $txlocaltax2 / 100))) - $pu, 'MU'); // amount tax2 for pu_ht
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$result[8] = price2num($result[8] - $result[15], 'MT'); // total_ttc_without_discount + tax2
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$result[2] = price2num($result[2] - $result[10], 'MT'); // total_ttc + tax2
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$result[5] = price2num($result[5] - $result[12], 'MU'); // pu_ttc + tax2
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}
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else
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{
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$result[15] = 0;
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$result[10] = 0;
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$result[12] = 0;
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}
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$apply_tax = false;
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switch($localtax2_type) {
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case '1': // localtax on product or service
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$apply_tax = true;
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break;
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case '3': // localtax on product
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if ($type == 0) $apply_tax = true;
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break;
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case '5': // localtax on service
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if ($type == 1) $apply_tax = true;
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break;
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}
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if ($apply_tax) {
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$result[15] = price2num(($tot_sans_remise * (1 + ( $localtax2_rate / 100))) - $tot_sans_remise, 'MT');
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$result[8] += $result[15];
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$result[10] = price2num(($tot_avec_remise * (1 + ( $localtax2_rate / 100))) - $tot_avec_remise, 'MT');
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$result[2] += $result[10];
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$result[12] = price2num(($pu * (1 + ( $localtax2_rate / 100))) - $pu, 'MU');
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$result[5] += $result[12];
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}
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// If rounding is not using base 10 (rare)
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if (! empty($conf->global->MAIN_ROUNDING_RULE_TOT))
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