profid.lib.php

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<?php
/* Copyright (C) 2006-2011  Laurent Destailleur   <eldy@users.sourceforge.net>
 * Copyright (C) 2022   Frédéric France     <frederic.france@netlogic.fr>
 * Copyright (C) 2024   MDW             <mdeweerd@users.noreply.github.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 * or see https://www.gnu.org/
 */
 
function isValidLuhn($str)
{
  $str = (string) $str;
  $len = dol_strlen($str);
  $parity = $len % 2;
  $sum = 0;
  for ($i = $len - 1; $i >= 0; $i--) {
    $d = (int) $str[$i];
    if ($i % 2 == $parity) {
      if (($d *= 2) > 9) {
        $d -= 9;
      }
    }
    $sum += $d;
  }
  return $sum % 10 == 0;
}
 
 
function isValidSiren($siren, $lengthonly = 0)
{
  $siren = trim($siren);
  $siren = preg_replace('/(\s)/', '', $siren);
 
  if (!is_numeric($siren) || dol_strlen($siren) != 9) {
    return false;
  }
 
  return ($lengthonly || isValidLuhn($siren));
}
 
 
function isValidSiret($siret, $lengthonly = 0)
{
  $siret = trim($siret);
  $siret = preg_replace('/(\s)/', '', $siret);
 
  if (!is_numeric($siret) || dol_strlen($siret) != 14) {
    return false;
  }
 
  if ($lengthonly || isValidLuhn($siret)) {
    return true;
  } elseif ((substr($siret, 0, 9) == "356000000") && (array_sum(str_split($siret)) % 5 == 0)) {
    return true;
  } else {
    return false;
  }
}
 
 
function isValidTinForPT($str)
{
  $str = trim($str);
  $str = preg_replace('/(\s)/', '', $str);
 
  if (preg_match('/(^[0-9]{9}$)/', $str)) {
    return true;
  } else {
    return false;
  }
}
 
 
function isValidTinForDZ($str)
{
  $str = trim($str);
  $str = preg_replace('/(\s)/', '', $str);
 
  if (preg_match('/(^[0-9]{15}$)/', $str)) {
    return true;
  } else {
    return false;
  }
}
 
 
function isValidTinForBE($str)
{
  // https://economie.fgov.be/fr/themes/entreprises/banque-carrefour-des/actualites/structure-du-numero
  $str = trim($str);
  $str = preg_replace('/(\s)/', '', $str);
 
  if (preg_match('/(^[0-1]{1}[0-9]{3}\.[0-9]{3}\.[0-9]{3}$)/', $str)) {
    return true;
  } else {
    return false;
  }
}
 
 
function isValidTinForES($str)
{
  $str = trim($str);
  $str = preg_replace('/(\s)/', '', $str);
  $str = strtoupper($str);
 
  //Check format
  if (!preg_match('/((^[A-Z]{1}[0-9]{7}[A-Z0-9]{1}$|^[T]{1}[A-Z0-9]{8}$)|^[0-9]{8}[A-Z]{1}$)/', $str)) {
    return 0;
  }
 
  $num = array();
  for ($i = 0; $i < 9; $i++) {
    $num[$i] = substr($str, $i, 1);
  }
  '@phan-var-force array<int<0,8>,string> $num';
 
  //Check NIF
  if (preg_match('/(^[0-9]{8}[A-Z]{1}$)/', $str)) {
    if ($num[8] == substr('TRWAGMYFPDXBNJZSQVHLCKE', (int) substr($str, 0, 8) % 23, 1)) {
      return 1;
    } else {
      return -1;
    }
  }
 
  //algorithm checking type code CIF
  $sum = (int) $num[2] + (int) $num[4] + (int) $num[6];
  for ($i = 1; $i < 8; $i += 2) {
    $sum += intval(substr((string) (2 * (int) $num[$i]), 0, 1)) + intval(substr((string) (2 * (int) $num[$i]), 1, 1));
  }
  $n = 10 - (int) substr((string) $sum, strlen((string) $sum) - 1, 1);
 
  //Check special NIF
  if (preg_match('/^[KLM]{1}/', $str)) {
    if ($num[8] == chr(64 + $n) || $num[8] == substr('TRWAGMYFPDXBNJZSQVHLCKE', (int) substr($str, 1, 8) % 23, 1)) {
      return 1;
    } else {
      return -1;
    }
  }
 
  //Check CIF
  if (preg_match('/^[ABCDEFGHJNPQRSUVW]{1}/', $str)) {
    if ($num[8] == chr(64 + $n) || $num[8] == substr((string) $n, strlen((string) $n) - 1, 1)) {
      return 2;
    } else {
      return -2;
    }
  }
 
  //Check NIE T
  if (preg_match('/^[T]{1}/', $str)) {
    if ($num[8] == preg_match('/^[T]{1}[A-Z0-9]{8}$/', $str)) {
      return 3;
    } else {
      return -3;
    }
  }
 
  //Check NIE XYZ
  if (preg_match('/^[XYZ]{1}/', $str)) {
    if ($num[8] == substr('TRWAGMYFPDXBNJZSQVHLCKE', (int) substr(str_replace(array('X', 'Y', 'Z'), array('0', '1', '2'), $str), 0, 8) % 23, 1)) {
      return 3;
    } else {
      return -3;
    }
  }
 
  //Can not be verified
  return -4;
}
 
 
function isValidProfIds($idprof, $thirdparty, $lenghtonly = 0)
{
  $ok = 1;
 
  if (getDolGlobalString('MAIN_DISABLEPROFIDRULES')) {
    return 1;
  }
 
  // Check SIREN
  if ($thirdparty->country_code == 'FR') {
    if ($idprof == 1 && !isValidSiren($thirdparty->idprof1, $lenghtonly)) {
      return -1;
    }
 
    // Check SIRET
    if ($idprof == 2 && !isValidSiret($thirdparty->idprof2, $lenghtonly)) {
      return -2;
    }
  }
 
  // Verify CIF/NIF/NIE if pays ES
  if ($idprof == 1 && $thirdparty->country_code == 'ES') {
    return isValidTinForES($thirdparty->idprof1);
  }
 
  // Verify NIF if country is PT
  if ($idprof == 1 && $thirdparty->country_code == 'PT' && !isValidTinForPT($thirdparty->idprof1)) {
    return -1;
  }
 
  // Verify NIF if country is DZ
  if ($idprof == 1 && $thirdparty->country_code == 'DZ' && !isValidTinForDZ($thirdparty->idprof1)) {
    return -1;
  }
 
  // Verify ID Prof 1 if country is BE
  if ($idprof == 1 && $thirdparty->country_code == 'BE' && !isValidTinForBE($thirdparty->idprof1)) {
    return -1;
  }
 
  return $ok;
}