<?php
/* Copyright (C) 2001-2007    Rodolphe Quiedeville    <rodolphe@quiedeville.org>
 * Copyright (C) 2004-2014	Laurent Destailleur		<eldy@users.sourceforge.net>
 * Copyright (C) 2005-2015	Regis Houssin			<regis.houssin@inodbox.com>
 * Copyright (C) 2006		Andre Cianfarani		<acianfa@free.fr>
 * Copyright (C) 2007-2011	Jean Heimburger			<jean@tiaris.info>
 * Copyright (C) 2010-2018	Juanjo Menent			<jmenent@2byte.es>
 * Copyright (C) 2012       Cedric Salvador         <csalvador@gpcsolutions.fr>
 * Copyright (C) 2013-2014	Cedric GROSS			<c.gross@kreiz-it.fr>
 * Copyright (C) 2013-2016	Marcos García			<marcosgdf@gmail.com>
 * Copyright (C) 2011-2017	Alexandre Spangaro		<aspangaro@zendsi.com>
 * Copyright (C) 2014		Henry Florian			<florian.henry@open-concept.pro>
 * Copyright (C) 2014-2016	Philippe Grand			<philippe.grand@atoo-net.com>
 * Copyright (C) 2014		Ion agorria			    <ion@agorria.com>
 * Copyright (C) 2016-2018	Ferran Marcet			<fmarcet@2byte.es>
 * Copyright (C) 2017		Gustavo Novaro
 *
 * 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 <http://www.gnu.org/licenses/>.
 */

/**
 *    \file       htdocs/product/class/product.class.php
 *    \ingroup    produit
 *    \brief      File of class to manage predefined products or services
 */
require_once DOL_DOCUMENT_ROOT.'/core/class/commonobject.class.php';
require_once DOL_DOCUMENT_ROOT.'/product/class/productbatch.class.php';
require_once DOL_DOCUMENT_ROOT.'/product/stock/class/entrepot.class.php';

/**
 * Class to manage products or services
 */
class Product extends CommonObject
{
    /**
     * @var string ID to identify managed object
     */
    public $element='product';

    /**
     * @var string Name of table without prefix where object is stored
     */
    public $table_element='product';

    /**
     * @var int Field with ID of parent key if this field has a parent
     */
    public $fk_element='fk_product';

    protected $childtables=array('supplier_proposaldet', 'propaldet','commandedet','facturedet','contratdet','facture_fourn_det','commande_fournisseurdet');    // To test if we can delete object

    /**
     * 0=No test on entity, 1=Test with field entity, 2=Test with link by societe
     *
     * @var int
     */
    public $ismultientitymanaged = 1;

    /**
     * {@inheritdoc}
     */
    protected $table_ref_field = 'ref';

    public $regeximgext='\.gif|\.jpg|\.jpeg|\.png|\.bmp|\.xpm|\.xbm'; // See also into images.lib.php

    /*
    * @deprecated
    * @see label
    */
    public $libelle;
    /**
     * Product label
     *
     * @var string
     */
    public $label;

    /**
     * Product descripion
     *
     * @var string
     */
    public $description;

    /**
     * Check TYPE constants
     *
     * @var int
     */
    public $type = self::TYPE_PRODUCT;

    /**
     * Selling price
     *
     * @var float
     */
    public $price;            // Price net

    /**
     * Price with tax
     *
     * @var float
     */
    public $price_ttc;

    /**
     * Minimum price net
     *
     * @var float
     */
    public $price_min;

    /**
     * Minimum price with tax
     *
     * @var float
     */
    public $price_min_ttc;

    /*
    * Base price ('TTC' for price including tax or 'HT' for net price)
    * @var float
    */
    public $price_base_type;

    //! Arrays for multiprices
    public $multiprices=array();
    public $multiprices_ttc=array();
    public $multiprices_base_type=array();
    public $multiprices_min=array();
    public $multiprices_min_ttc=array();
    public $multiprices_tva_tx=array();
    public $multiprices_recuperableonly=array();

    //! Price by quantity arrays
    public $price_by_qty;
    public $prices_by_qty=array();
    public $prices_by_qty_id=array();
    public $prices_by_qty_list=array();

    //! Default VAT code for product (link to code into llx_c_tva but without foreign keys)
    public $default_vat_code;

    //! Default VAT rate of product
    public $tva_tx;

    //! French VAT NPR (0 or 1)
    public $tva_npr=0;

    //! Other local taxes
    public $localtax1_tx;
    public $localtax2_tx;
    public $localtax1_type;
    public $localtax2_type;

    /**
     * Stock real
     *
     * @var int
     */
    public $stock_reel = 0;

    /**
     * Stock virtual
     *
     * @var int
     */
    public $stock_theorique;

    /**
     * Cost price
     *
     * @var float
     */
    public $cost_price;

    //! Average price value for product entry into stock (PMP)
    public $pmp;

    /**
     * Stock alert
     *
     * @var int
     */
    public $seuil_stock_alerte=0;

    /**
     * Ask for replenishment when $desiredstock < $stock_reel
     */
    public $desiredstock=0;

    /*
    * Service expiration
    */
    public $duration_value;

    /**
     * Exoiration unit
     */
    public $duration_unit;

    /**
     * Status indicates whether the product is on sale '1' or not '0'
     *
     * @var int
     */
    public $status=0;

    /**
     * Status indicate whether the product is available for purchase '1' or not '0'
     *
     * @var int
     */
    public $status_buy=0;

    /**
     * Status indicates whether the product is a finished product '1' or a raw material '0'
     *
     * @var int
     */
    public $finished;

    /**
     * We must manage lot/batch number, sell-by date and so on : '1':yes '0':no
     *
     * @var int
     */
    public $status_batch=0;

    /**
     * Customs code
     *
     * @var
     */
    public $customcode;

    /**
     * Product URL
     *
     * @var string
     */
    public $url;

    //! Unites de mesure
    public $weight;
    public $weight_units;
    public $length;
    public $length_units;
    public $surface;
    public $surface_units;
    public $volume;
    public $volume_units;

    public $accountancy_code_sell;
    public $accountancy_code_sell_intra;
    public $accountancy_code_sell_export;
    public $accountancy_code_buy;

    /**
     * Main barcode
     * barcode value
     *
     * @var
     */
    public $barcode;

    /**
     * Additional barcodes (Some products have different barcodes according to the country of origin of manufacture)
     *
     * @var array
     */
    public $barcodes_extra=array();

    public $stats_propale=array();
    public $stats_commande=array();
    public $stats_contrat=array();
    public $stats_facture=array();
    public $stats_commande_fournisseur=array();

    public $multilangs=array();

    //! Taille de l'image
    public $imgWidth;
    public $imgHeight;

    public $date_creation;
    public $date_modification;

    //! Id du fournisseur
    public $product_fourn_id;

    //! Product ID already linked to a reference supplier
    public $product_id_already_linked;

    public $nbphoto=0;

    //! Contains detail of stock of product into each warehouse
    public $stock_warehouse=array();

    public $oldcopy;

    /**
     * @var int ID
     */
    public $fk_price_expression;

    /* To store supplier price found */
    public $fourn_pu;
    public $fourn_price_base_type;
    public $fourn_socid;

    /**
     * @deprecated
     * @see        $ref_supplier
     */
    public $ref_fourn;
    public $ref_supplier;

    /**
     * Unit code ('km', 'm', 'l', 'p', ...)
     *
     * @var string
     */
    public $fk_unit;

    /**
     * Price is generated using multiprice rules
     *
     * @var int
     */
    public $price_autogen = 0;


    public $fields = array(
    'rowid'         =>array('type'=>'integer',      'label'=>'TechnicalID',      'enabled'=>1, 'visible'=>-2, 'notnull'=>1,  'index'=>1, 'position'=>1, 'comment'=>'Id'),
    'ref'           =>array('type'=>'varchar(128)', 'label'=>'Ref',              'enabled'=>1, 'visible'=>1,  'notnull'=>1,  'showoncombobox'=>1, 'index'=>1, 'position'=>10, 'searchall'=>1, 'comment'=>'Reference of object'),
    'entity'        =>array('type'=>'integer',      'label'=>'Entity',           'enabled'=>1, 'visible'=>0,  'default'=>1, 'notnull'=>1,  'index'=>1, 'position'=>20),
    'note_public'   =>array('type'=>'html',            'label'=>'NotePublic',         'enabled'=>1, 'visible'=>0,  'position'=>61),
    'note'          =>array('type'=>'html',            'label'=>'NotePrivate',         'enabled'=>1, 'visible'=>0,  'position'=>62),
    'datec'         =>array('type'=>'datetime',     'label'=>'DateCreation',     'enabled'=>1, 'visible'=>-2, 'notnull'=>1,  'position'=>500),
    'tms'           =>array('type'=>'timestamp',    'label'=>'DateModification', 'enabled'=>1, 'visible'=>-2, 'notnull'=>1,  'position'=>501),
    //'date_valid'    =>array('type'=>'datetime',     'label'=>'DateCreation',     'enabled'=>1, 'visible'=>-2, 'position'=>502),
    'fk_user_author'=>array('type'=>'integer',      'label'=>'UserAuthor',       'enabled'=>1, 'visible'=>-2, 'notnull'=>1,  'position'=>510, 'foreignkey'=>'llx_user.rowid'),
    'fk_user_modif' =>array('type'=>'integer',      'label'=>'UserModif',        'enabled'=>1, 'visible'=>-2, 'notnull'=>-1, 'position'=>511),
    //'fk_user_valid' =>array('type'=>'integer',      'label'=>'UserValidation',        'enabled'=>1, 'visible'=>-1, 'position'=>512),
    'import_key'    =>array('type'=>'varchar(14)',  'label'=>'ImportId',         'enabled'=>1, 'visible'=>-2, 'notnull'=>-1, 'index'=>0,  'position'=>1000),
    //'tosell'       =>array('type'=>'integer',      'label'=>'Status',           'enabled'=>1, 'visible'=>1,  'notnull'=>1, 'default'=>0, 'index'=>1,  'position'=>1000, 'arrayofkeyval'=>array(0=>'Draft', 1=>'Active', -1=>'Cancel')),
    //'tobuy'        =>array('type'=>'integer',      'label'=>'Status',           'enabled'=>1, 'visible'=>1,  'notnull'=>1, 'default'=>0, 'index'=>1,  'position'=>1000, 'arrayofkeyval'=>array(0=>'Draft', 1=>'Active', -1=>'Cancel')),
    );

    /**
     * Regular product
     */
    const TYPE_PRODUCT = 0;
    /**
     * Service
     */
    const TYPE_SERVICE = 1;
    /**
     * Advanced feature: assembly kit
     */
    const TYPE_ASSEMBLYKIT = 2;
    /**
     * Advanced feature: stock kit
     */
    const TYPE_STOCKKIT = 3;


    /**
     *  Constructor
     *
     * @param DoliDB $db Database handler
     */
    function __construct($db)
    {
        $this->db = $db;
        $this->canvas = '';
    }

    /**
     *    Check that ref and label are ok
     *
     * @return int         >1 if OK, <=0 if KO
     */
    function check()
    {
        $this->ref = dol_sanitizeFileName(stripslashes($this->ref));

        $err = 0;
        if (dol_strlen(trim($this->ref)) == 0) {
            $err++;
        }

        if (dol_strlen(trim($this->label)) == 0) {
            $err++;
        }

        if ($err > 0) {
            return 0;
        }
        else
        {
            return 1;
        }
    }

    /**
     *    Insert product into database
     *
     * @param  User $user      User making insert
     * @param  int  $notrigger Disable triggers
     * @return int                         Id of product/service if OK, < 0 if KO
     */
    function create($user,$notrigger=0)
    {
        global $conf, $langs;

            $error=0;

        // Clean parameters
        $this->ref = dol_string_nospecial(trim($this->ref));
        $this->label = trim($this->label);
        $this->price_ttc=price2num($this->price_ttc);
        $this->price=price2num($this->price);
        $this->price_min_ttc=price2num($this->price_min_ttc);
        $this->price_min=price2num($this->price_min);
        if (empty($this->tva_tx)) {        $this->tva_tx = 0;
        }
        if (empty($this->tva_npr)) {        $this->tva_npr = 0;
        }
        //Local taxes
        if (empty($this->localtax1_tx)) { $this->localtax1_tx = 0;
        }
        if (empty($this->localtax2_tx)) { $this->localtax2_tx = 0;
        }
        if (empty($this->localtax1_type)) { $this->localtax1_type = '0';
        }
        if (empty($this->localtax2_type)) { $this->localtax2_type = '0';
        }

        if (empty($this->price)) {         $this->price = 0;
        }
        if (empty($this->price_min)) {     $this->price_min = 0;
        }

        // Price by quantity
        if (empty($this->price_by_qty)) {     $this->price_by_qty = 0;
        }

        if (empty($this->status)) {        $this->status = 0;
        }
        if (empty($this->status_buy)) {   $this->status_buy = 0;
        }

        $price_ht=0;
        $price_ttc=0;
        $price_min_ht=0;
        $price_min_ttc=0;

        //
        if ($this->price_base_type == 'TTC' && $this->price_ttc > 0) {
            $price_ttc = price2num($this->price_ttc, 'MU');
            $price_ht = price2num($this->price_ttc / (1 + ($this->tva_tx / 100)), 'MU');
        }

        //
        if ($this->price_base_type != 'TTC' && $this->price > 0) {
            $price_ht = price2num($this->price, 'MU');
            $price_ttc = price2num($this->price * (1 + ($this->tva_tx / 100)), 'MU');
        }

        //
        if (($this->price_min_ttc > 0) && ($this->price_base_type == 'TTC')) {
            $price_min_ttc = price2num($this->price_min_ttc, 'MU');
            $price_min_ht = price2num($this->price_min_ttc / (1 + ($this->tva_tx / 100)), 'MU');
        }

        //
        if (($this->price_min > 0) && ($this->price_base_type != 'TTC')) {
            $price_min_ht = price2num($this->price_min, 'MU');
            $price_min_ttc = price2num($this->price_min * (1 + ($this->tva_tx / 100)), 'MU');
        }

        $this->accountancy_code_buy = trim($this->accountancy_code_buy);
        $this->accountancy_code_sell= trim($this->accountancy_code_sell);
        $this->accountancy_code_sell_intra= trim($this->accountancy_code_sell_intra);
        $this->accountancy_code_sell_export= trim($this->accountancy_code_sell_export);

        // Barcode value
        $this->barcode=trim($this->barcode);

        // Check parameters
        if (empty($this->label)) {
            $this->error='ErrorMandatoryParametersNotProvided';
            return -1;
        }

        if (empty($this->ref)) {
            // Load object modCodeProduct
            $module=(! empty($conf->global->PRODUCT_CODEPRODUCT_ADDON)?$conf->global->PRODUCT_CODEPRODUCT_ADDON:'mod_codeproduct_leopard');
            if ($module != 'mod_codeproduct_leopard')    // Do not load module file for leopard
            {
                if (substr($module, 0, 16) == 'mod_codeproduct_' && substr($module, -3) == 'php') {
                    $module = substr($module, 0, dol_strlen($module)-4);
                }
                dol_include_once('/core/modules/product/'.$module.'.php');
                $modCodeProduct = new $module;
                if (! empty($modCodeProduct->code_auto)) {
                    $this->ref = $modCodeProduct->getNextValue($this, $this->type);
                }
                unset($modCodeProduct);
            }

            if (empty($this->ref)) {
                $this->error='ProductModuleNotSetupForAutoRef';
                return -2;
            }
        }

        dol_syslog(get_class($this)."::create ref=".$this->ref." price=".$this->price." price_ttc=".$this->price_ttc." tva_tx=".$this->tva_tx." price_base_type=".$this->price_base_type, LOG_DEBUG);

        $now=dol_now();

        $this->db->begin();

        // For automatic creation during create action (not used by Dolibarr GUI, can be used by scripts)
        if ($this->barcode == -1) { $this->barcode = $this->get_barcode($this, $this->barcode_type_code);
        }

        // Check more parameters
        // If error, this->errors[] is filled
        $result = $this->verify();

        if ($result >= 0) {
            $sql = "SELECT count(*) as nb";
            $sql.= " FROM ".MAIN_DB_PREFIX."product";
            $sql.= " WHERE entity IN (".getEntity('product').")";
            $sql.= " AND ref = '" .$this->db->escape($this->ref)."'";

            $result = $this->db->query($sql);
            if ($result) {
                $obj = $this->db->fetch_object($result);
                if ($obj->nb == 0) {
                    // Produit non deja existant
                    $sql = "INSERT INTO ".MAIN_DB_PREFIX."product (";
                    $sql.= "datec";
                    $sql.= ", entity";
                    $sql.= ", ref";
                    $sql.= ", ref_ext";
                    $sql.= ", price_min";
                    $sql.= ", price_min_ttc";
                    $sql.= ", label";
                    $sql.= ", fk_user_author";
                    $sql.= ", fk_product_type";
                    $sql.= ", price";
                    $sql.= ", price_ttc";
                    $sql.= ", price_base_type";
                    $sql.= ", tobuy";
                    $sql.= ", tosell";
                    $sql.= ", accountancy_code_buy";
                    $sql.= ", accountancy_code_sell";
                    $sql.= ", accountancy_code_sell_intra";
                    $sql.= ", accountancy_code_sell_export";
                    $sql.= ", canvas";
                    $sql.= ", finished";
                    $sql.= ", tobatch";
                    $sql.= ", fk_unit";
                    $sql.= ") VALUES (";
                    $sql.= "'".$this->db->idate($now)."'";
                    $sql.= ", ".$conf->entity;
                    $sql.= ", '".$this->db->escape($this->ref)."'";
                    $sql.= ", ".(! empty($this->ref_ext)?"'".$this->db->escape($this->ref_ext)."'":"null");
                    $sql.= ", ".price2num($price_min_ht);
                    $sql.= ", ".price2num($price_min_ttc);
                    $sql.= ", ".(! empty($this->label)?"'".$this->db->escape($this->label)."'":"null");
                    $sql.= ", ".$user->id;
                    $sql.= ", ".$this->type;
                    $sql.= ", ".price2num($price_ht);
                    $sql.= ", ".price2num($price_ttc);
                    $sql.= ", '".$this->db->escape($this->price_base_type)."'";
                    $sql.= ", ".$this->status;
                    $sql.= ", ".$this->status_buy;
                    $sql.= ", '".$this->db->escape($this->accountancy_code_buy)."'";
                    $sql.= ", '".$this->db->escape($this->accountancy_code_sell)."'";
                    $sql.= ", '".$this->db->escape($this->accountancy_code_sell_intra)."'";
                    $sql.= ", '".$this->db->escape($this->accountancy_code_sell_export)."'";
                    $sql.= ", '".$this->db->escape($this->canvas)."'";
                    $sql.= ", ".((! isset($this->finished) || $this->finished < 0 || $this->finished == '') ? 'null' : (int) $this->finished);
                    $sql.= ", ".((empty($this->status_batch) || $this->status_batch < 0)? '0':$this->status_batch);
                    $sql.= ", ".(!$this->fk_unit ? 'NULL' : $this->fk_unit);
                    $sql.= ")";

                    dol_syslog(get_class($this)."::Create", LOG_DEBUG);
                    $result = $this->db->query($sql);
                    if ($result ) {
                        $id = $this->db->last_insert_id(MAIN_DB_PREFIX."product");

                        if ($id > 0) {
                            $this->id                = $id;
                            $this->price            = $price_ht;
                            $this->price_ttc        = $price_ttc;
                            $this->price_min        = $price_min_ht;
                            $this->price_min_ttc    = $price_min_ttc;

                            $result = $this->_log_price($user);
                            if ($result > 0) {
                                if ($this->update($id, $user, true, 'add') <= 0) {
                                    $error++;
                                }
                            }
                            else
                            {
                                 $error++;
                                 $this->error=$this->db->lasterror();
                            }
                        }
                        else
                        {
                            $error++;
                            $this->error='ErrorFailedToGetInsertedId';
                        }
                    }
                    else
                    {
                        $error++;
                        $this->error=$this->db->lasterror();
                    }
                }
                else
                {
                    // Product already exists with this ref
                    $langs->load("products");
                    $error++;
                    $this->error = "ErrorProductAlreadyExists";
                }
            }
            else
            {
                $error++;
                $this->error=$this->db->lasterror();
            }

            if (! $error && ! $notrigger) {
                // Call trigger
                $result=$this->call_trigger('PRODUCT_CREATE', $user);
                if ($result < 0) { $error++;
                }
                // End call triggers
            }

            if (! $error) {
                $this->db->commit();
                return $this->id;
            }
            else
            {
                $this->db->rollback();
                return -$error;
            }
        }
        else
          {
            $this->db->rollback();
            dol_syslog(get_class($this)."::Create fails verify ".join(',', $this->errors), LOG_WARNING);
            return -3;
        }
    }


    /**
     *    Check properties of product are ok (like name, barcode, ...).
     *    All properties must be already loaded on object (this->barcode, this->barcode_type_code, ...).
     *
     * @return int        0 if OK, <0 if KO
     */
    function verify()
    {
        $this->errors=array();

        $result = 0;
        $this->ref = trim($this->ref);

        if (! $this->ref) {
            $this->errors[] = 'ErrorBadRef';
            $result = -2;
        }

        $rescode = $this->check_barcode($this->barcode, $this->barcode_type_code);
        if ($rescode) {
            if ($rescode == -1) {
                $this->errors[] = 'ErrorBadBarCodeSyntax';
            }
            elseif ($rescode == -2) {
                $this->errors[] = 'ErrorBarCodeRequired';
            }
            elseif ($rescode == -3) {
                // Note: Common usage is to have barcode unique. For variants, we should have a different barcode.
                $this->errors[] = 'ErrorBarCodeAlreadyUsed';
            }

            $result = -3;
        }

        return $result;
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Check barcode
     *
     * @param  string $valuetotest Value to test
     * @param  string $typefortest Type of barcode (ISBN, EAN, ...)
     * @return int                        0 if OK
     *                                     -1 ErrorBadBarCodeSyntax
     *                                     -2 ErrorBarCodeRequired
     *                                     -3 ErrorBarCodeAlreadyUsed
     */
    function check_barcode($valuetotest,$typefortest)
    {
        // phpcs:enable
        global $conf;
        if (! empty($conf->barcode->enabled) && ! empty($conf->global->BARCODE_PRODUCT_ADDON_NUM)) {
            $module=strtolower($conf->global->BARCODE_PRODUCT_ADDON_NUM);

            $dirsociete=array_merge(array('/core/modules/barcode/'), $conf->modules_parts['barcode']);
            foreach ($dirsociete as $dirroot)
            {
                $res=dol_include_once($dirroot.$module.'.php');
                if ($res) { break;
                }
            }

            $mod = new $module();

            dol_syslog(get_class($this)."::check_barcode value=".$valuetotest." type=".$typefortest." module=".$module);
            $result = $mod->verif($this->db, $valuetotest, $this, 0, $typefortest);
            return $result;
        }
        else
        {
            return 0;
        }
    }

    /**
     *    Update a record into database.
     *  If batch flag is set to on, we create records into llx_product_batch
     *
     * @param  int    $id        Id of product
     * @param  User   $user      Object user making update
     * @param  int    $notrigger Disable triggers
     * @param  string $action    Current action for hookmanager ('add' or 'update')
     * @return int                 1 if OK, -1 if ref already exists, -2 if other error
     */
    function update($id, $user, $notrigger=false, $action='update')
    {
        global $langs, $conf, $hookmanager;

        $error=0;

        // Check parameters
        if (! $this->label) { $this->label = 'MISSING LABEL';
        }

        // Clean parameters
        $this->ref = dol_string_nospecial(trim($this->ref));
        $this->label = trim($this->label);
        $this->description = trim($this->description);
        $this->note = (isset($this->note) ? trim($this->note) : null);
        $this->weight = price2num($this->weight);
        $this->weight_units = trim($this->weight_units);
        $this->length = price2num($this->length);
        $this->length_units = trim($this->length_units);
        $this->width = price2num($this->width);
        $this->width_units = trim($this->width_units);
        $this->height = price2num($this->height);
        $this->height_units = trim($this->height_units);
        // set unit not defined
        if ($this->length_units) { $this->width_units = $this->length_units;    // Not used yet
        }
        if ($this->length_units) { $this->height_units = $this->length_units;    // Not used yet
        }
        // Automated compute surface and volume if not filled
        if (empty($this->surface) && !empty($this->length) && !empty($this->width) && $this->length_units == $this->width_units) {
            $this->surface = $this->length * $this->width;
            $this->surface_units = measuring_units_squared($this->length_units);
        }
        if (empty($this->volume) && !empty($this->surface_units) && !empty($this->height) && $this->length_units == $this->height_units) {
            $this->volume =  $this->surface * $this->height;
            $this->volume_units = measuring_units_cubed($this->height_units);
        }

        $this->surface = price2num($this->surface);
        $this->surface_units = trim($this->surface_units);
        $this->volume = price2num($this->volume);
        $this->volume_units = trim($this->volume_units);
        if (empty($this->tva_tx)) {                $this->tva_tx = 0;
        }
        if (empty($this->tva_npr)) {                $this->tva_npr = 0;
        }
        if (empty($this->localtax1_tx)) {            $this->localtax1_tx = 0;
        }
        if (empty($this->localtax2_tx)) {            $this->localtax2_tx = 0;
        }
        if (empty($this->localtax1_type)) {        $this->localtax1_type = '0';
        }
        if (empty($this->localtax2_type)) {        $this->localtax2_type = '0';
        }
        if (empty($this->status)) {                $this->status = 0;
        }
        if (empty($this->status_buy)) {            $this->status_buy = 0;
        }

        if (empty($this->country_id)) {           $this->country_id = 0;
        }

        // Barcode value
        $this->barcode=trim($this->barcode);

        $this->accountancy_code_buy = trim($this->accountancy_code_buy);
        $this->accountancy_code_sell= trim($this->accountancy_code_sell);
        $this->accountancy_code_sell_intra= trim($this->accountancy_code_sell_intra);
        $this->accountancy_code_sell_export= trim($this->accountancy_code_sell_export);


        $this->db->begin();

        // Check name is required and codes are ok or unique.
        // If error, this->errors[] is filled
        if ($action != 'add') {
            $result = $this->verify();    // We don't check when update called during a create because verify was already done
        }

        if ($result >= 0) {
            if (empty($this->oldcopy)) {
                $org=new self($this->db);
                $org->fetch($this->id);
                $this->oldcopy=$org;
            }

            // Test if batch management is activated on existing product
            // If yes, we create missing entries into product_batch
            if ($this->hasbatch() && !$this->oldcopy->hasbatch()) {
                //$valueforundefinedlot = 'Undefined';  // In previous version, 39 and lower
                $valueforundefinedlot = '000000';

                dol_syslog("Flag batch of product id=".$this->id." is set to ON, so we will create missing records into product_batch");

                $this->load_stock();
                foreach ($this->stock_warehouse as $idW => $ObjW)   // For each warehouse where we have stocks defined for this product (for each lines in product_stock)
                {
                    $qty_batch = 0;
                    foreach ($ObjW->detail_batch as $detail)    // Each lines of detail in product_batch of the current $ObjW = product_stock
                    {
                        if ($detail->batch == $valueforundefinedlot || $detail->batch == 'Undefined') {
                            // We discard this line, we will create it later
                            $sqlclean="DELETE FROM ".MAIN_DB_PREFIX."product_batch WHERE batch in('Undefined', '".$valueforundefinedlot."') AND fk_product_stock = ".$ObjW->id;
                            $result = $this->db->query($sqlclean);
                            if (! $result) {
                                dol_print_error($this->db);
                                exit;
                            }
                            continue;
                        }

                        $qty_batch += $detail->qty;
                    }
                    // Quantities in batch details are not same as stock quantity,
                    // so we add a default batch record to complete and get same qty in parent and child table
                    if ($ObjW->real <> $qty_batch) {
                        $ObjBatch = new Productbatch($this->db);
                        $ObjBatch->batch = $valueforundefinedlot;
                        $ObjBatch->qty = ($ObjW->real - $qty_batch);
                        $ObjBatch->fk_product_stock = $ObjW->id;

                        if ($ObjBatch->create($user, 1) < 0) {
                            $error++;
                            $this->errors=$ObjBatch->errors;
                        }
                    }
                }
            }

            // For automatic creation
            if ($this->barcode == -1) { $this->barcode = $this->get_barcode($this, $this->barcode_type_code);
            }

            $sql = "UPDATE ".MAIN_DB_PREFIX."product";
            $sql.= " SET label = '" . $this->db->escape($this->label) ."'";
            $sql.= ", ref = '" . $this->db->escape($this->ref) ."'";
            $sql.= ", ref_ext = ".(! empty($this->ref_ext)?"'".$this->db->escape($this->ref_ext)."'":"null");
            $sql.= ", default_vat_code = ".($this->default_vat_code ? "'".$this->db->escape($this->default_vat_code)."'" : "null");
            $sql.= ", tva_tx = " . $this->tva_tx;
            $sql.= ", recuperableonly = " . $this->tva_npr;
            $sql.= ", localtax1_tx = " . $this->localtax1_tx;
            $sql.= ", localtax2_tx = " . $this->localtax2_tx;
            $sql.= ", localtax1_type = " . ($this->localtax1_type!=''?"'".$this->db->escape($this->localtax1_type)."'":"'0'");
            $sql.= ", localtax2_type = " . ($this->localtax2_type!=''?"'".$this->db->escape($this->localtax2_type)."'":"'0'");

            $sql.= ", barcode = ". (empty($this->barcode)?"null":"'".$this->db->escape($this->barcode)."'");
            $sql.= ", fk_barcode_type = ". (empty($this->barcode_type)?"null":$this->db->escape($this->barcode_type));

            $sql.= ", tosell = " . (int) $this->status;
            $sql.= ", tobuy = " . (int) $this->status_buy;
            $sql.= ", tobatch = " . ((empty($this->status_batch) || $this->status_batch < 0) ? '0' : (int) $this->status_batch);
            $sql.= ", finished = " . ((! isset($this->finished) || $this->finished < 0) ? "null" : (int) $this->finished);
            $sql.= ", weight = " . ($this->weight!='' ? "'".$this->db->escape($this->weight)."'" : 'null');
            $sql.= ", weight_units = " . ($this->weight_units!='' ? "'".$this->db->escape($this->weight_units)."'": 'null');
            $sql.= ", length = " . ($this->length!='' ? "'".$this->db->escape($this->length)."'" : 'null');
            $sql.= ", length_units = " . ($this->length_units!='' ? "'".$this->db->escape($this->length_units)."'" : 'null');
            $sql.= ", width= " . ($this->width!='' ? "'".$this->db->escape($this->width)."'" : 'null');
            $sql.= ", width_units = " . ($this->width_units!='' ? "'".$this->db->escape($this->width_units)."'" : 'null');
            $sql.= ", height = " . ($this->height!='' ? "'".$this->db->escape($this->height)."'" : 'null');
            $sql.= ", height_units = " . ($this->height_units!='' ? "'".$this->db->escape($this->height_units)."'" : 'null');
            $sql.= ", surface = " . ($this->surface!='' ? "'".$this->db->escape($this->surface)."'" : 'null');
            $sql.= ", surface_units = " . ($this->surface_units!='' ? "'".$this->db->escape($this->surface_units)."'" : 'null');
            $sql.= ", volume = " . ($this->volume!='' ? "'".$this->db->escape($this->volume)."'" : 'null');
            $sql.= ", volume_units = " . ($this->volume_units!='' ? "'".$this->db->escape($this->volume_units)."'" : 'null');
            $sql.= ", fk_default_warehouse = " . ($this->fk_default_warehouse > 0 ? $this->db->escape($this->fk_default_warehouse) : 'null');
            $sql.= ", seuil_stock_alerte = " . ((isset($this->seuil_stock_alerte) && $this->seuil_stock_alerte != '') ? "'".$this->db->escape($this->seuil_stock_alerte)."'" : "null");
            $sql.= ", description = '" . $this->db->escape($this->description) ."'";
            $sql.= ", url = " . ($this->url?"'".$this->db->escape($this->url)."'":'null');
            $sql.= ", customcode = '" .        $this->db->escape($this->customcode) ."'";
            $sql.= ", fk_country = " . ($this->country_id > 0 ? (int) $this->country_id : 'null');
            $sql.= ", note = ".(isset($this->note) ? "'" .$this->db->escape($this->note)."'" : 'null');
            $sql.= ", duration = '" . $this->db->escape($this->duration_value . $this->duration_unit) ."'";
            $sql.= ", accountancy_code_buy = '" . $this->db->escape($this->accountancy_code_buy)."'";
            $sql.= ", accountancy_code_sell= '" . $this->db->escape($this->accountancy_code_sell)."'";
            $sql.= ", accountancy_code_sell_intra= '" . $this->db->escape($this->accountancy_code_sell_intra)."'";
            $sql.= ", accountancy_code_sell_export= '" . $this->db->escape($this->accountancy_code_sell_export)."'";
            $sql.= ", desiredstock = " . ((isset($this->desiredstock) && $this->desiredstock != '') ? (int) $this->desiredstock : "null");
            $sql.= ", cost_price = " . ($this->cost_price != '' ? $this->db->escape($this->cost_price) : 'null');
            $sql.= ", fk_unit= " . (!$this->fk_unit ? 'NULL' : (int) $this->fk_unit);
            $sql.= ", price_autogen = " . (!$this->price_autogen ? 0 : 1);
            $sql.= ", fk_price_expression = ".($this->fk_price_expression != 0 ? (int) $this->fk_price_expression : 'NULL');
            $sql.= ", fk_user_modif = ".($user->id > 0 ? $user->id : 'NULL');
            // stock field is not here because it is a denormalized value from product_stock.
            $sql.= " WHERE rowid = " . $id;

            dol_syslog(get_class($this)."::update", LOG_DEBUG);

            $resql=$this->db->query($sql);
            if ($resql) {
                $this->id = $id;

                // Multilangs
                if (! empty($conf->global->MAIN_MULTILANGS)) {
                    if ($this->setMultiLangs($user) < 0) {
                           $this->error=$langs->trans("Error")." : ".$this->db->error()." - ".$sql;
                           return -2;
                    }
                }

                $action='update';

                // Actions on extra fields
                if (! $error && empty($conf->global->MAIN_EXTRAFIELDS_DISABLED)) {
                    $result=$this->insertExtraFields();
                    if ($result < 0) {
                        $error++;
                    }
                }

                if (! $error && ! $notrigger) {
                                // Call trigger
                                $result=$this->call_trigger('PRODUCT_MODIFY', $user);
                    if ($result < 0) { $error++;
                    }
                    // End call triggers
                }

                if (! $error && (is_object($this->oldcopy) && $this->oldcopy->ref !== $this->ref)) {
                    // We remove directory
                    if ($conf->product->dir_output) {
                        $olddir = $conf->product->dir_output . "/" . dol_sanitizeFileName($this->oldcopy->ref);
                        $newdir = $conf->product->dir_output . "/" . dol_sanitizeFileName($this->ref);
                        if (file_exists($olddir)) {
                                 //include_once DOL_DOCUMENT_ROOT . '/core/lib/files.lib.php';
                                 //$res = dol_move($olddir, $newdir);
                                 // do not use dol_move with directory
                                 $res = @rename($olddir, $newdir);
                            if (! $res) {
                                $langs->load("errors");
                                $this->error=$langs->trans('ErrorFailToRenameDir', $olddir, $newdir);
                                $error++;
                            }
                        }
                    }
                }

                if (! $error) {
                    if ($conf->variants->enabled) {

                        include_once DOL_DOCUMENT_ROOT.'/variants/class/ProductCombination.class.php';

                        $comb = new ProductCombination($this->db);

                        foreach ($comb->fetchAllByFkProductParent($this->id) as $currcomb) {
                                 $currcomb->updateProperties($this);
                        }
                    }

                    $this->db->commit();
                    return 1;
                }
                else
                {
                    $this->db->rollback();
                    return -$error;
                }
            }
            else
            {
                if ($this->db->errno() == 'DB_ERROR_RECORD_ALREADY_EXISTS') {
                    $langs->load("errors");
                    if (empty($conf->barcode->enabled) || empty($this->barcode)) { $this->error=$langs->trans("Error")." : ".$langs->trans("ErrorProductAlreadyExists", $this->ref);
                    } else { $this->error=$langs->trans("Error")." : ".$langs->trans("ErrorProductBarCodeAlreadyExists", $this->barcode);
                    }
                    $this->errors[]=$this->error;
                    $this->db->rollback();
                    return -1;
                }
                else
                {
                    $this->error=$langs->trans("Error")." : ".$this->db->error()." - ".$sql;
                    $this->errors[]=$this->error;
                    $this->db->rollback();
                    return -2;
                }
            }
        }
        else
          {
            $this->db->rollback();
            dol_syslog(get_class($this)."::Update fails verify ".join(',', $this->errors), LOG_WARNING);
            return -3;
        }
    }

    /**
     *  Delete a product from database (if not used)
     *
     * @param  User $user      Product id (usage of this is deprecated, delete should be called without parameters on a fetched object)
     * @param  int  $notrigger Do not execute trigger
     * @return int                    < 0 if KO, 0 = Not possible, > 0 if OK
     */
    function delete(User $user, $notrigger=0)
    {
        // Deprecation warning
        if ($id > 0) {
            dol_syslog(__METHOD__ . " with parameter is deprecated", LOG_WARNING);
        }

        global $conf, $langs;
        include_once DOL_DOCUMENT_ROOT . '/core/lib/files.lib.php';

        $error=0;

        // Clean parameters
        if (empty($id)) { $id=$this->id;
        } else { $this->fetch($id);
        }

        // Check parameters
        if (empty($id)) {
            $this->error = "Object must be fetched before calling delete";
            return -1;
        }
        if (($this->type == Product::TYPE_PRODUCT && empty($user->rights->produit->supprimer)) || ($this->type == Product::TYPE_SERVICE && empty($user->rights->service->supprimer))) {
            $this->error = "ErrorForbidden";
            return 0;
        }

        $objectisused = $this->isObjectUsed($id);
        if (empty($objectisused)) {
            $this->db->begin();

            if (! $error && empty($notrigger)) {
                // Call trigger
                $result=$this->call_trigger('PRODUCT_DELETE', $user);
                if ($result < 0) { $error++;
                }
                // End call triggers
            }

            // Delete from product_batch on product delete
            if (! $error) {
                $sql = "DELETE FROM ".MAIN_DB_PREFIX.'product_batch';
                $sql.= " WHERE fk_product_stock IN (";
                $sql.= "SELECT rowid FROM ".MAIN_DB_PREFIX.'product_stock';
                $sql.= " WHERE fk_product = ".$id.")";

                $result = $this->db->query($sql);
                if (! $result) {
                    $error++;
                    $this->errors[] = $this->db->lasterror();
                }
            }

            // Delete all child tables
            if (! $error) {
                $elements = array('product_fournisseur_price','product_price','product_lang','categorie_product','product_stock','product_customer_price','product_lot');  // product_batch is done before
                foreach($elements as $table)
                {
                    if (! $error) {
                        $sql = "DELETE FROM ".MAIN_DB_PREFIX.$table;
                        $sql.= " WHERE fk_product = ".$id;

                        $result = $this->db->query($sql);
                        if (! $result) {
                            $error++;
                            $this->errors[] = $this->db->lasterror();
                        }
                    }
                }
            }

            if (!$error) {

                include_once DOL_DOCUMENT_ROOT.'/variants/class/ProductCombination.class.php';
                include_once DOL_DOCUMENT_ROOT.'/variants/class/ProductCombination2ValuePair.class.php';

                //If it is a parent product, then we remove the association with child products
                $prodcomb = new ProductCombination($this->db);

                if ($prodcomb->deleteByFkProductParent($user, $id) < 0) {
                    $error++;
                    $this->errors[] = 'Error deleting combinations';
                }

                //We also check if it is a child product
                if (!$error && ($prodcomb->fetchByFkProductChild($id) > 0) && ($prodcomb->delete($user) < 0)) {
                    $error++;
                    $this->errors[] = 'Error deleting child combination';
                }
            }

            // Delete from product_association
            if (!$error) {
                $sql = "DELETE FROM ".MAIN_DB_PREFIX."product_association";
                $sql.= " WHERE fk_product_pere = ".$id." OR fk_product_fils = ".$id;

                $result = $this->db->query($sql);
                if (! $result) {
                    $error++;
                    $this->errors[] = $this->db->lasterror();
                }
            }

            // Delete product
            if (! $error) {
                $sqlz = "DELETE FROM ".MAIN_DB_PREFIX."product";
                $sqlz.= " WHERE rowid = ".$id;

                $resultz = $this->db->query($sqlz);
                if (! $resultz ) {
                    $error++;
                    $this->errors[] = $this->db->lasterror();
                }
            }

            if (! $error) {
                // We remove directory
                $ref = dol_sanitizeFileName($this->ref);
                if ($conf->product->dir_output) {
                    $dir = $conf->product->dir_output . "/" . $ref;
                    if (file_exists($dir)) {
                        $res=@dol_delete_dir_recursive($dir);
                        if (! $res) {
                            $this->errors[] = 'ErrorFailToDeleteDir';
                            $error++;
                        }
                    }
                }
            }

            // Remove extrafields
            if ((! $error) && (empty($conf->global->MAIN_EXTRAFIELDS_DISABLED))) // For avoid conflicts if trigger used
            {
                $result=$this->deleteExtraFields();
                if ($result < 0) {
                    $error++;
                    dol_syslog(get_class($this)."::delete error -4 ".$this->error, LOG_ERR);
                }
            }

            if (! $error) {
                $this->db->commit();
                return 1;
            }
            else
            {
                foreach($this->errors as $errmsg)
                {
                    dol_syslog(get_class($this)."::delete ".$errmsg, LOG_ERR);
                    $this->error.=($this->error?', '.$errmsg:$errmsg);
                }
                $this->db->rollback();
                return -$error;
            }
        }
        else
        {
            $this->error = "ErrorRecordIsUsedCantDelete";
            return 0;
        }
    }

    /**
     *    Update or add a translation for a product
     *
     * @param  User $user Object user making update
     * @return int        <0 if KO, >0 if OK
     */
    function setMultiLangs($user)
    {
        global $conf, $langs;

        $langs_available = $langs->get_available_languages(DOL_DOCUMENT_ROOT, 0, 2);
        $current_lang = $langs->getDefaultLang();

        foreach ($langs_available as $key => $value)
        {
            if ($key == $current_lang) {
                $sql = "SELECT rowid";
                $sql.= " FROM ".MAIN_DB_PREFIX."product_lang";
                $sql.= " WHERE fk_product=".$this->id;
                $sql.= " AND lang='".$key."'";

                $result = $this->db->query($sql);

                if ($this->db->num_rows($result)) // if there is already a description line for this language
                {
                    $sql2 = "UPDATE ".MAIN_DB_PREFIX."product_lang";
                    $sql2.= " SET ";
                    $sql2.= " label='".$this->db->escape($this->label)."',";
                    $sql2.= " description='".$this->db->escape($this->description)."'";
                    if (! empty($conf->global->PRODUCT_USE_OTHER_FIELD_IN_TRANSLATION)) { $sql2.= ", note='".$this->db->escape($this->other)."'";
                    }
                    $sql2.= " WHERE fk_product=".$this->id." AND lang='".$this->db->escape($key)."'";
                }
                else
                {
                    $sql2 = "INSERT INTO ".MAIN_DB_PREFIX."product_lang (fk_product, lang, label, description";
                    if (! empty($conf->global->PRODUCT_USE_OTHER_FIELD_IN_TRANSLATION)) { $sql2.=", note";
                    }
                    $sql2.= ")";
                    $sql2.= " VALUES(".$this->id.",'".$this->db->escape($key)."','". $this->db->escape($this->label)."',";
                    $sql2.= " '".$this->db->escape($this->description)."'";
                    if (! empty($conf->global->PRODUCT_USE_OTHER_FIELD_IN_TRANSLATION)) { $sql2.= ", '".$this->db->escape($this->other)."'";
                    }
                    $sql2.= ")";
                }
                dol_syslog(get_class($this).'::setMultiLangs key = current_lang = '.$key);
                if (! $this->db->query($sql2)) {
                    $this->error=$this->db->lasterror();
                    return -1;
                }
            }
            else if (isset($this->multilangs[$key])) {
                $sql = "SELECT rowid";
                $sql.= " FROM ".MAIN_DB_PREFIX."product_lang";
                $sql.= " WHERE fk_product=".$this->id;
                $sql.= " AND lang='".$key."'";

                $result = $this->db->query($sql);

                if ($this->db->num_rows($result)) // if there is already a description line for this language
                {
                    $sql2 = "UPDATE ".MAIN_DB_PREFIX."product_lang";
                    $sql2.= " SET ";
                    $sql2.= " label='".$this->db->escape($this->multilangs["$key"]["label"])."',";
                    $sql2.= " description='".$this->db->escape($this->multilangs["$key"]["description"])."'";
                    if (! empty($conf->global->PRODUCT_USE_OTHER_FIELD_IN_TRANSLATION)) { $sql2.= ", note='".$this->db->escape($this->multilangs["$key"]["other"])."'";
                    }
                    $sql2.= " WHERE fk_product=".$this->id." AND lang='".$this->db->escape($key)."'";
                }
                else
                {
                    $sql2 = "INSERT INTO ".MAIN_DB_PREFIX."product_lang (fk_product, lang, label, description";
                    if (! empty($conf->global->PRODUCT_USE_OTHER_FIELD_IN_TRANSLATION)) { $sql2.=", note";
                    }
                    $sql2.= ")";
                    $sql2.= " VALUES(".$this->id.",'".$this->db->escape($key)."','". $this->db->escape($this->multilangs["$key"]["label"])."',";
                    $sql2.= " '".$this->db->escape($this->multilangs["$key"]["description"])."'";
                    if (! empty($conf->global->PRODUCT_USE_OTHER_FIELD_IN_TRANSLATION)) { $sql2.= ", '".$this->db->escape($this->multilangs["$key"]["other"])."'";
                    }
                    $sql2.= ")";
                }

                // We do not save if main fields are empty
                if ($this->multilangs["$key"]["label"] || $this->multilangs["$key"]["description"]) {
                    if (! $this->db->query($sql2)) {
                        $this->error=$this->db->lasterror();
                        return -1;
                    }
                }
            }
            else
            {
                // language is not current language and we didn't provide a multilang description for this language
            }
        }

        // Call trigger
        $result = $this->call_trigger('PRODUCT_SET_MULTILANGS', $user);
        if ($result < 0) {
            $this->error = $this->db->lasterror();
            return -1;
        }
        // End call triggers

        return 1;
    }

    /**
     *    Delete a language for this product
     *
     * @param string $langtodelete Language code to delete
     * @param User   $user         Object user making delete
     *
     * @return int                            <0 if KO, >0 if OK
     */
    function delMultiLangs($langtodelete, $user)
    {
        $sql = "DELETE FROM ".MAIN_DB_PREFIX."product_lang";
        $sql.= " WHERE fk_product=".$this->id." AND lang='".$this->db->escape($langtodelete)."'";

        dol_syslog(get_class($this).'::delMultiLangs', LOG_DEBUG);
        $result = $this->db->query($sql);
        if ($result) {
            // Call trigger
            $result = $this->call_trigger('PRODUCT_DEL_MULTILANGS', $user);
            if ($result < 0) {
                $this->error = $this->db->lasterror();
                dol_syslog(get_class($this).'::delMultiLangs error='.$this->error, LOG_ERR);
                return -1;
            }
            // End call triggers
            return 1;
        }
        else
        {
            $this->error=$this->db->lasterror();
            dol_syslog(get_class($this).'::delMultiLangs error='.$this->error, LOG_ERR);
            return -1;
        }
    }

    /*
    * Sets an accountancy code for a product.
    * Also calls PRODUCT_MODIFY trigger when modified
    *
    * @param string $type It can be 'buy', 'sell', 'sell_intra' or 'sell_export'
    * @param string $value Accountancy code
    * @return int <0 KO >0 OK
    */
    public function setAccountancyCode($type, $value)
    {
        global $user, $langs, $conf;

        $this->db->begin();

        if ($type == 'buy') {
            $field = 'accountancy_code_buy';
        } elseif ($type == 'sell') {
            $field = 'accountancy_code_sell';
        } elseif ($type == 'sell_intra') {
            $field = 'accountancy_code_sell_intra';
        } elseif ($type == 'sell_export') {
            $field = 'accountancy_code_sell_export';
        } else {
            return -1;
        }

        $sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element." SET ";
        $sql.= "$field = '".$this->db->escape($value)."'";
        $sql.= " WHERE rowid = ".$this->id;

        dol_syslog(get_class($this)."::".__FUNCTION__." sql=".$sql, LOG_DEBUG);
        $resql = $this->db->query($sql);

        if ($resql) {
            // Call triggers
            include_once DOL_DOCUMENT_ROOT . '/core/class/interfaces.class.php';
            $interface=new Interfaces($this->db);
            $result=$interface->run_triggers('PRODUCT_MODIFY', $this, $user, $langs, $conf);
            if ($result < 0) {
                $this->errors=$interface->errors;
                $this->db->rollback();
                return -1;
            }
            // End call triggers

            $this->$field = $value;

            $this->db->commit();
            return 1;
        }
        else
        {
            $this->error=$this->db->lasterror();
            $this->db->rollback();
            return -1;
        }
    }

    /**
     *    Load array this->multilangs
     *
     * @return int        <0 if KO, >0 if OK
     */
    function getMultiLangs()
    {
        global $langs;

        $current_lang = $langs->getDefaultLang();

        $sql = "SELECT lang, label, description, note as other";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_lang";
        $sql.= " WHERE fk_product=".$this->id;

        $result = $this->db->query($sql);
        if ($result) {
            while ($obj = $this->db->fetch_object($result))
            {
                //print 'lang='.$obj->lang.' current='.$current_lang.'<br>';
                if ($obj->lang == $current_lang)  // si on a les traduct. dans la langue courante on les charge en infos principales.
                {
                    $this->label        = $obj->label;
                    $this->description    = $obj->description;
                    $this->other        = $obj->other;
                }
                $this->multilangs["$obj->lang"]["label"]        = $obj->label;
                $this->multilangs["$obj->lang"]["description"]    = $obj->description;
                $this->multilangs["$obj->lang"]["other"]        = $obj->other;
            }
            return 1;
        }
        else
        {
            $this->error="Error: ".$this->db->lasterror()." - ".$sql;
            return -1;
        }
    }



    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Insert a track that we changed a customer price
     *
     * @param  User $user  User making change
     * @param  int  $level price level to change
     * @return int                    <0 if KO, >0 if OK
     */
    function _log_price($user,$level=0)
    {
        // phpcs:enable
        global $conf;

        $now=dol_now();

        // Clean parameters
        if (empty($this->price_by_qty)) { $this->price_by_qty=0;
        }

        // Add new price
        $sql = "INSERT INTO ".MAIN_DB_PREFIX."product_price(price_level,date_price, fk_product, fk_user_author, price, price_ttc, price_base_type,tosell, tva_tx, default_vat_code, recuperableonly,";
        $sql.= " localtax1_tx, localtax2_tx, localtax1_type, localtax2_type, price_min,price_min_ttc,price_by_qty,entity,fk_price_expression) ";
        $sql.= " VALUES(".($level?$level:1).", '".$this->db->idate($now)."',".$this->id.",".$user->id.",".$this->price.",".$this->price_ttc.",'".$this->db->escape($this->price_base_type)."',".$this->status.",".$this->tva_tx.", ".($this->default_vat_code?("'".$this->db->escape($this->default_vat_code)."'"):"null").",".$this->tva_npr.",";
        $sql.= " ".$this->localtax1_tx.", ".$this->localtax2_tx.", '".$this->db->escape($this->localtax1_type)."', '".$this->db->escape($this->localtax2_type)."', ".$this->price_min.",".$this->price_min_ttc.",".$this->price_by_qty.",".$conf->entity.",".($this->fk_price_expression > 0?$this->fk_price_expression:'null');
        $sql.= ")";

        dol_syslog(get_class($this)."::_log_price", LOG_DEBUG);
        $resql=$this->db->query($sql);
        if(! $resql) {
            $this->error=$this->db->lasterror();
            dol_print_error($this->db);
            return -1;
        }
        else
        {
            return 1;
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Delete a price line
     *
     * @param  User $user  Object user
     * @param  int  $rowid Line id to delete
     * @return int                <0 if KO, >0 if OK
     */
    function log_price_delete($user, $rowid)
    {
        // phpcs:enable
        $sql = "DELETE FROM ".MAIN_DB_PREFIX."product_price_by_qty";
        $sql.= " WHERE fk_product_price=".$rowid;
        $resql=$this->db->query($sql);

        $sql = "DELETE FROM ".MAIN_DB_PREFIX."product_price";
        $sql.= " WHERE rowid=".$rowid;
        $resql=$this->db->query($sql);
        if ($resql) {
            return 1;
        }
        else
        {
            $this->error=$this->db->lasterror();
            return -1;
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *    Read price used by a provider.
     *    We enter as input couple prodfournprice/qty or triplet qty/product_id/fourn_ref.
     *  This also set some properties on product like ->buyprice, ->fourn_pu, ...
     *
     * @param  int    $prodfournprice Id du tarif = rowid table product_fournisseur_price
     * @param  double $qty            Quantity asked or -1 to get first entry found
     * @param  int    $product_id     Filter on a particular product id
     * @param  string $fourn_ref      Filter on a supplier price ref. 'none' to exclude ref in search.
     * @param  int    $fk_soc         If of supplier
     * @return int                         <-1 if KO, -1 if qty not enough, 0 if OK but nothing found, id_product if OK and found. May also initialize some properties like (->ref_supplier, buyprice, fourn_pu, vatrate_supplier...)
     */
    function get_buyprice($prodfournprice, $qty, $product_id=0, $fourn_ref='', $fk_soc=0)
    {
        // phpcs:enable
        global $conf;
        $result = 0;

        // We do a first seach with a select by searching with couple prodfournprice and qty only (later we will search on triplet qty/product_id/fourn_ref)
        $sql = "SELECT pfp.rowid, pfp.price as price, pfp.quantity as quantity, pfp.remise_percent,";
        $sql.= " pfp.fk_product, pfp.ref_fourn, pfp.desc_fourn, pfp.fk_soc, pfp.tva_tx, pfp.fk_supplier_price_expression";
        $sql.= " ,pfp.default_vat_code";
        $sql.= " ,pfp.multicurrency_price, pfp.multicurrency_unitprice, pfp.multicurrency_tx, pfp.fk_multicurrency, pfp.multicurrency_code";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_fournisseur_price as pfp";
        $sql.= " WHERE pfp.rowid = ".$prodfournprice;
        if ($qty > 0) { $sql.= " AND pfp.quantity <= ".$qty;
        }
        $sql.= " ORDER BY pfp.quantity DESC";

        dol_syslog(get_class($this)."::get_buyprice first search by prodfournprice/qty", LOG_DEBUG);
        $resql = $this->db->query($sql);
        if ($resql) {
            $obj = $this->db->fetch_object($resql);
            if ($obj && $obj->quantity > 0)        // If we found a supplier prices from the id of supplier price
            {
                if (!empty($conf->dynamicprices->enabled) && !empty($obj->fk_supplier_price_expression)) {
                    include_once DOL_DOCUMENT_ROOT.'/product/dynamic_price/class/price_parser.class.php';
                    $prod_supplier = new ProductFournisseur($this->db);
                    $prod_supplier->product_fourn_price_id = $obj->rowid;
                    $prod_supplier->id = $obj->fk_product;
                    $prod_supplier->fourn_qty = $obj->quantity;
                    $prod_supplier->fourn_tva_tx = $obj->tva_tx;
                    $prod_supplier->fk_supplier_price_expression = $obj->fk_supplier_price_expression;
                    $priceparser = new PriceParser($this->db);
                    $price_result = $priceparser->parseProductSupplier($prod_supplier);
                    if ($price_result >= 0) {
                        $obj->price = $price_result;
                    }
                }
                $this->product_fourn_price_id = $obj->rowid;
                $this->buyprice = $obj->price;                      // deprecated
                $this->fourn_pu = $obj->price / $obj->quantity;     // Unit price of product of supplier
                $this->fourn_price_base_type = 'HT';                // Price base type
                $this->fourn_socid = $obj->fk_soc;                  // Company that offer this price
                $this->ref_fourn = $obj->ref_fourn;                 // deprecated
                $this->ref_supplier = $obj->ref_fourn;              // Ref supplier
                $this->desc_supplier = $obj->desc_fourn;            // desc supplier
                $this->remise_percent = $obj->remise_percent;       // remise percent if present and not typed
                $this->vatrate_supplier = $obj->tva_tx;             // Vat ref supplier
                $this->default_vat_code = $obj->default_vat_code;   // Vat code supplier
                $this->fourn_multicurrency_price       = $obj->multicurrency_price;
                $this->fourn_multicurrency_unitprice   = $obj->multicurrency_unitprice;
                $this->fourn_multicurrency_tx          = $obj->multicurrency_tx;
                $this->fourn_multicurrency_id          = $obj->fk_multicurrency;
                $this->fourn_multicurrency_code        = $obj->multicurrency_code;
                $result=$obj->fk_product;
                return $result;
            }
            else // If not found
            {
                // We do a second search by doing a select again but searching with less reliable criteria: couple qty/id product, and if set fourn_ref or fk_soc.
                $sql = "SELECT pfp.rowid, pfp.price as price, pfp.quantity as quantity, pfp.fk_soc,";
                $sql.= " pfp.fk_product, pfp.ref_fourn as ref_supplier, pfp.desc_fourn as desc_supplier, pfp.tva_tx, pfp.fk_supplier_price_expression";
                $sql.= " ,pfp.default_vat_code";
                $sql.= " ,pfp.multicurrency_price, pfp.multicurrency_unitprice, pfp.multicurrency_tx, pfp.fk_multicurrency, pfp.multicurrency_code";
                $sql.= " FROM ".MAIN_DB_PREFIX."product_fournisseur_price as pfp";
                $sql.= " WHERE pfp.fk_product = ".$product_id;
                if ($fourn_ref != 'none') { $sql.= " AND pfp.ref_fourn = '".$fourn_ref."'";
                }
                if ($fk_soc > 0) { $sql.= " AND pfp.fk_soc = ".$fk_soc;
                }
                if ($qty > 0) { $sql.= " AND pfp.quantity <= ".$qty;
                }
                $sql.= " ORDER BY pfp.quantity DESC";
                $sql.= " LIMIT 1";

                dol_syslog(get_class($this)."::get_buyprice second search from qty/ref/product_id", LOG_DEBUG);
                $resql = $this->db->query($sql);
                if ($resql) {
                    $obj = $this->db->fetch_object($resql);
                    if ($obj && $obj->quantity > 0)        // If found
                    {
                        if (!empty($conf->dynamicprices->enabled) && !empty($obj->fk_supplier_price_expression)) {
                            include_once DOL_DOCUMENT_ROOT.'/product/dynamic_price/class/price_parser.class.php';
                            $prod_supplier = new ProductFournisseur($this->db);
                            $prod_supplier->product_fourn_price_id = $obj->rowid;
                            $prod_supplier->id = $obj->fk_product;
                            $prod_supplier->fourn_qty = $obj->quantity;
                            $prod_supplier->fourn_tva_tx = $obj->tva_tx;
                            $prod_supplier->fk_supplier_price_expression = $obj->fk_supplier_price_expression;
                            $priceparser = new PriceParser($this->db);
                            $price_result = $priceparser->parseProductSupplier($prod_supplier);
                            if ($result >= 0) {
                                $obj->price = $price_result;
                            }
                        }
                        $this->product_fourn_price_id = $obj->rowid;
                        $this->buyprice = $obj->price;                      // deprecated
                        $this->fourn_qty = $obj->quantity;                    // min quantity for price for a virtual supplier
                        $this->fourn_pu = $obj->price / $obj->quantity;     // Unit price of product for a virtual supplier
                        $this->fourn_price_base_type = 'HT';                // Price base type for a virtual supplier
                        $this->fourn_socid = $obj->fk_soc;                  // Company that offer this price
                        $this->ref_fourn = $obj->ref_supplier;              // deprecated
                        $this->ref_supplier = $obj->ref_supplier;           // Ref supplier
                        $this->desc_supplier = $obj->desc_supplier;         // desc supplier
                        $this->remise_percent = $obj->remise_percent;       // remise percent if present and not typed
                        $this->vatrate_supplier = $obj->tva_tx;             // Vat ref supplier
                        $this->default_vat_code = $obj->default_vat_code;   // Vat code supplier
                        $this->fourn_multicurrency_price       = $obj->multicurrency_price;
                        $this->fourn_multicurrency_unitprice   = $obj->multicurrency_unitprice;
                        $this->fourn_multicurrency_tx          = $obj->multicurrency_tx;
                        $this->fourn_multicurrency_id          = $obj->fk_multicurrency;
                        $this->fourn_multicurrency_code        = $obj->multicurrency_code;
                        $result=$obj->fk_product;
                        return $result;
                    }
                    else
                    {
                        return -1;    // Ce produit n'existe pas avec cet id tarif fournisseur ou existe mais qte insuffisante, ni pour le couple produit/ref fournisseur dans la quantité.
                    }
                }
                else
                {
                    $this->error=$this->db->lasterror();
                    return -3;
                }
            }
        }
        else
        {
            $this->error=$this->db->lasterror();
            return -2;
        }
    }


    /**
     *    Modify customer price of a product/Service
     *
     * @param  double $newprice          New price
     * @param  string $newpricebase      HT or TTC
     * @param  User   $user              Object user that make change
     * @param  double $newvat            New VAT Rate (For example 8.5. Should not be a string)
     * @param  double $newminprice       New price min
     * @param  int    $level             0=standard, >0 = level if multilevel prices
     * @param  int    $newnpr            0=Standard vat rate, 1=Special vat rate for French NPR VAT
     * @param  int    $newpbq            1 if it has price by quantity
     * @param  int    $ignore_autogen    Used to avoid infinite loops
     * @param  array  $localtaxes_array  Array with localtaxes info array('0'=>type1,'1'=>rate1,'2'=>type2,'3'=>rate2) (loaded by getLocalTaxesFromRate(vatrate, 0, ...) function).
     * @param  string $newdefaultvatcode Default vat code
     * @return int                            <0 if KO, >0 if OK
     */
    function updatePrice($newprice, $newpricebase, $user, $newvat='',$newminprice=0, $level=0, $newnpr=0, $newpbq=0, $ignore_autogen=0, $localtaxes_array=array(), $newdefaultvatcode='')
    {
        global $conf,$langs;

        $id=$this->id;

        dol_syslog(get_class($this)."::update_price id=".$id." newprice=".$newprice." newpricebase=".$newpricebase." newminprice=".$newminprice." level=".$level." npr=".$newnpr." newdefaultvatcode=".$newdefaultvatcode);

        // Clean parameters
        if (empty($this->tva_tx)) {  $this->tva_tx=0;
        }
        if (empty($newnpr)) { $newnpr=0;
        }

        // Check parameters
        if ($newvat == '') { $newvat=$this->tva_tx;
        }

        // If multiprices are enabled, then we check if the current product is subject to price autogeneration
        // Price will be modified ONLY when the first one is the one that is being modified
        if ((!empty($conf->global->PRODUIT_MULTIPRICES) || ! empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY_MULTIPRICES)) && !$ignore_autogen && $this->price_autogen && ($level == 1)) {
            return $this->generateMultiprices($user, $newprice, $newpricebase, $newvat, $newnpr, $newpbq);
        }

        if (! empty($newminprice) && ($newminprice > $newprice)) {
            $this->error='ErrorPriceCantBeLowerThanMinPrice';
            return -1;
        }

        if ($newprice !== '' || $newprice === 0) {
            if ($newpricebase == 'TTC') {
                $price_ttc = price2num($newprice, 'MU');
                $price = price2num($newprice) / (1 + ($newvat / 100));
                $price = price2num($price, 'MU');

                if ($newminprice != '' || $newminprice == 0) {
                    $price_min_ttc = price2num($newminprice, 'MU');
                    $price_min = price2num($newminprice) / (1 + ($newvat / 100));
                    $price_min = price2num($price_min, 'MU');
                }
                else
                {
                    $price_min=0;
                    $price_min_ttc=0;
                }
            }
            else
            {
                $price = price2num($newprice, 'MU');
                $price_ttc = ( $newnpr != 1 ) ? price2num($newprice) * (1 + ($newvat / 100)) : $price;
                $price_ttc = price2num($price_ttc, 'MU');

                if ($newminprice !== '' || $newminprice === 0) {
                    $price_min = price2num($newminprice, 'MU');
                    $price_min_ttc = price2num($newminprice) * (1 + ($newvat / 100));
                    $price_min_ttc = price2num($price_min_ttc, 'MU');
                    //print 'X'.$newminprice.'-'.$price_min;
                }
                else
                {
                    $price_min=0;
                    $price_min_ttc=0;
                }
            }
            //print 'x'.$id.'-'.$newprice.'-'.$newpricebase.'-'.$price.'-'.$price_ttc.'-'.$price_min.'-'.$price_min_ttc;

            if (count($localtaxes_array) > 0) {
                $localtaxtype1=$localtaxes_array['0'];
                $localtax1=$localtaxes_array['1'];
                $localtaxtype2=$localtaxes_array['2'];
                $localtax2=$localtaxes_array['3'];
            }
            else     // old method. deprecated because ot can't retreive type
            {
                $localtaxtype1='0';
                $localtax1=get_localtax($newvat, 1);
                $localtaxtype2='0';
                $localtax2=get_localtax($newvat, 2);
            }
            if (empty($localtax1)) { $localtax1=0;    // If = '' then = 0
            }
            if (empty($localtax2)) { $localtax2=0;    // If = '' then = 0
            }

            $this->db->begin();

            // Ne pas mettre de quote sur les numeriques decimaux.
            // Ceci provoque des stockages avec arrondis en base au lieu des valeurs exactes.
            $sql = "UPDATE ".MAIN_DB_PREFIX."product SET";
            $sql.= " price_base_type='".$newpricebase."',";
            $sql.= " price=".$price.",";
            $sql.= " price_ttc=".$price_ttc.",";
            $sql.= " price_min=".$price_min.",";
            $sql.= " price_min_ttc=".$price_min_ttc.",";
            $sql.= " localtax1_tx=".($localtax1>=0?$localtax1:'NULL').",";
            $sql.= " localtax2_tx=".($localtax2>=0?$localtax2:'NULL').",";
            $sql.= " localtax1_type=".($localtaxtype1!=''?"'".$localtaxtype1."'":"'0'").",";
            $sql.= " localtax2_type=".($localtaxtype2!=''?"'".$localtaxtype2."'":"'0'").",";
            $sql.= " default_vat_code=".($newdefaultvatcode?"'".$this->db->escape($newdefaultvatcode)."'":"null").",";
            $sql.= " tva_tx='".price2num($newvat)."',";
            $sql.= " recuperableonly='".$newnpr."'";
            $sql.= " WHERE rowid = ".$id;

            dol_syslog(get_class($this)."::update_price", LOG_DEBUG);
            $resql=$this->db->query($sql);
            if ($resql) {
                $this->multiprices[$level] = $price;
                $this->multiprices_ttc[$level] = $price_ttc;
                $this->multiprices_min[$level]= $price_min;
                $this->multiprices_min_ttc[$level]= $price_min_ttc;
                $this->multiprices_base_type[$level]= $newpricebase;
                $this->multiprices_default_vat_code[$level]= $newdefaultvatcode;
                $this->multiprices_tva_tx[$level]= $newvat;
                $this->multiprices_recuperableonly[$level]= $newnpr;

                $this->price = $price;
                $this->price_ttc = $price_ttc;
                $this->price_min = $price_min;
                $this->price_min_ttc = $price_min_ttc;
                $this->price_base_type = $newpricebase;
                $this->default_vat_code = $newdefaultvatcode;
                $this->tva_tx = $newvat;
                $this->tva_npr = $newnpr;
                //Local taxes
                $this->localtax1_tx = $localtax1;
                $this->localtax2_tx = $localtax2;
                $this->localtax1_type = $localtaxtype1;
                $this->localtax2_type = $localtaxtype2;

                // Price by quantity
                $this->price_by_qty = $newpbq;

                $this->_log_price($user, $level);    // Save price for level into table product_price

                $this->level = $level;                // Store level of price edited for trigger

                // Call trigger
                $result=$this->call_trigger('PRODUCT_PRICE_MODIFY', $user);
                if ($result < 0) {
                    $this->db->rollback();
                    return -1;
                }
                // End call triggers

                $this->db->commit();
            }
            else
            {
                $this->db->rollback();
                dol_print_error($this->db);
            }
        }

        return 1;
    }

    /**
     *  Sets the supplier price expression
     *
     * @param      int $expression_id Expression
     * @return     int                     <0 if KO, >0 if OK
     * @deprecated Use Product::update instead
     */
    function setPriceExpression($expression_id)
    {
        global $user;

        $this->fk_price_expression = $expression_id;

        return $this->update($this->id, $user);
    }

    /**
     *  Load a product in memory from database
     *
     * @param  int    $id                Id of product/service to load
     * @param  string $ref               Ref of product/service to load
     * @param  string $ref_ext           Ref ext of product/service to load
     * @param  string $barcode           Barcode of product/service to load
     * @param  int    $ignore_expression Ignores the math expression for calculating price and uses the db value instead
     * @return int                         <0 if KO, 0 if not found, >0 if OK
     */
    function fetch($id='', $ref='', $ref_ext='', $barcode='', $ignore_expression=0)
    {
        include_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';

        global $langs, $conf;

        dol_syslog(get_class($this)."::fetch id=".$id." ref=".$ref." ref_ext=".$ref_ext);

        // Check parameters
        if (! $id && ! $ref && ! $ref_ext && ! $barcode) {
            $this->error='ErrorWrongParameters';
            dol_syslog(get_class($this)."::fetch ".$this->error);
            return -1;
        }

        $sql = "SELECT rowid, ref, ref_ext, label, description, url, note as note_private, customcode, fk_country, price, price_ttc,";
        $sql.= " price_min, price_min_ttc, price_base_type, cost_price, default_vat_code, tva_tx, recuperableonly as tva_npr, localtax1_tx, localtax2_tx, localtax1_type, localtax2_type, tosell,";
        $sql.= " tobuy, fk_product_type, duration, fk_default_warehouse, seuil_stock_alerte, canvas, weight, weight_units,";
        $sql.= " length, length_units, width, width_units, height, height_units,";
        $sql.= " surface, surface_units, volume, volume_units, barcode, fk_barcode_type, finished,";
        $sql.= " accountancy_code_buy, accountancy_code_sell, accountancy_code_sell_intra, accountancy_code_sell_export, stock, pmp,";
        $sql.= " datec, tms, import_key, entity, desiredstock, tobatch, fk_unit,";
        $sql.= " fk_price_expression, price_autogen";
        $sql.= " FROM ".MAIN_DB_PREFIX."product";
        if ($id) { $sql.= " WHERE rowid = ".$this->db->escape($id);
        } else
        {
            $sql.= " WHERE entity IN (".getEntity($this->element).")";
            if ($ref) { $sql.= " AND ref = '".$this->db->escape($ref)."'";
            } else if ($ref_ext) { $sql.= " AND ref_ext = '".$this->db->escape($ref_ext)."'";
            } else if ($barcode) { $sql.= " AND barcode = '".$this->db->escape($barcode)."'";
            }
        }

        $resql = $this->db->query($sql);
        if ($resql ) {
            if ($this->db->num_rows($resql) > 0) {
                $obj = $this->db->fetch_object($resql);

                $this->id                            = $obj->rowid;
                $this->ref                            = $obj->ref;
                $this->ref_ext                        = $obj->ref_ext;
                $this->label                        = $obj->label;
                $this->description                    = $obj->description;
                $this->url                            = $obj->url;
                $this->note_private                    = $obj->note_private;
                $this->note                            = $obj->note_private;  // deprecated

                $this->type                            = $obj->fk_product_type;
                $this->status                        = $obj->tosell;
                $this->status_buy                    = $obj->tobuy;
                $this->status_batch                    = $obj->tobatch;

                $this->customcode                    = $obj->customcode;
                $this->country_id                    = $obj->fk_country;
                $this->country_code                    = getCountry($this->country_id, 2, $this->db);
                $this->price                        = $obj->price;
                $this->price_ttc                    = $obj->price_ttc;
                $this->price_min                    = $obj->price_min;
                $this->price_min_ttc                = $obj->price_min_ttc;
                $this->price_base_type                = $obj->price_base_type;
                $this->cost_price                    = $obj->cost_price;
                $this->default_vat_code                = $obj->default_vat_code;
                $this->tva_tx                        = $obj->tva_tx;
                //! French VAT NPR
                $this->tva_npr                        = $obj->tva_npr;
                $this->recuperableonly                = $obj->tva_npr;       // For backward compatibility
                //! Local taxes
                $this->localtax1_tx                    = $obj->localtax1_tx;
                $this->localtax2_tx                    = $obj->localtax2_tx;
                $this->localtax1_type                = $obj->localtax1_type;
                $this->localtax2_type                = $obj->localtax2_type;

                $this->finished                        = $obj->finished;
                $this->duration                        = $obj->duration;
                $this->duration_value                = substr($obj->duration, 0, dol_strlen($obj->duration)-1);
                $this->duration_unit                = substr($obj->duration, -1);
                $this->canvas                        = $obj->canvas;
                $this->weight                        = $obj->weight;
                $this->weight_units                    = $obj->weight_units;
                $this->length                        = $obj->length;
                $this->length_units                    = $obj->length_units;
                $this->width                        = $obj->width;
                $this->width_units                    = $obj->width_units;
                $this->height                        = $obj->height;
                $this->height_units                    = $obj->height_units;

                $this->surface                        = $obj->surface;
                $this->surface_units                = $obj->surface_units;
                $this->volume                        = $obj->volume;
                $this->volume_units                    = $obj->volume_units;
                $this->barcode                        = $obj->barcode;
                $this->barcode_type                    = $obj->fk_barcode_type;

                $this->accountancy_code_buy            = $obj->accountancy_code_buy;
                $this->accountancy_code_sell        = $obj->accountancy_code_sell;
                $this->accountancy_code_sell_intra    = $obj->accountancy_code_sell_intra;
                $this->accountancy_code_sell_export    = $obj->accountancy_code_sell_export;

                $this->fk_default_warehouse            = $obj->fk_default_warehouse;
                $this->seuil_stock_alerte            = $obj->seuil_stock_alerte;
                $this->desiredstock                    = $obj->desiredstock;
                $this->stock_reel                    = $obj->stock;
                $this->pmp                            = $obj->pmp;

                $this->date_creation                = $obj->datec;
                $this->date_modification            = $obj->tms;
                $this->import_key                    = $obj->import_key;
                $this->entity                        = $obj->entity;

                $this->ref_ext                        = $obj->ref_ext;
                $this->fk_price_expression            = $obj->fk_price_expression;
                $this->fk_unit                        = $obj->fk_unit;
                $this->price_autogen                = $obj->price_autogen;

                $this->db->free($resql);

                // Retreive all extrafield
                // fetch optionals attributes and labels
                $this->fetch_optionals();

                // multilangs
                if (! empty($conf->global->MAIN_MULTILANGS)) { $this->getMultiLangs();
                }

                // Load multiprices array
                if (! empty($conf->global->PRODUIT_MULTIPRICES))                // prices per segment
                {
                    for ($i=1; $i <= $conf->global->PRODUIT_MULTIPRICES_LIMIT; $i++)
                    {
                        $sql = "SELECT price, price_ttc, price_min, price_min_ttc,";
                        $sql.= " price_base_type, tva_tx, default_vat_code, tosell, price_by_qty, rowid, recuperableonly";
                        $sql.= " FROM ".MAIN_DB_PREFIX."product_price";
                        $sql.= " WHERE entity IN (".getEntity('productprice').")";
                        $sql.= " AND price_level=".$i;
                        $sql.= " AND fk_product = ".$this->id;
                        $sql.= " ORDER BY date_price DESC, rowid DESC";
                        $sql.= " LIMIT 1";
                        $resql = $this->db->query($sql);
                        if ($resql) {
                            $result = $this->db->fetch_array($resql);

                            $this->multiprices[$i]=$result["price"];
                            $this->multiprices_ttc[$i]=$result["price_ttc"];
                            $this->multiprices_min[$i]=$result["price_min"];
                            $this->multiprices_min_ttc[$i]=$result["price_min_ttc"];
                            $this->multiprices_base_type[$i]=$result["price_base_type"];
                            // Next two fields are used only if PRODUIT_MULTIPRICES_USE_VAT_PER_LEVEL is on
                            $this->multiprices_tva_tx[$i]=$result["tva_tx"];     // TODO Add ' ('.$result['default_vat_code'].')'
                            $this->multiprices_recuperableonly[$i]=$result["recuperableonly"];

                            // Price by quantity
                            /*
                            $this->prices_by_qty[$i]=$result["price_by_qty"];
                            $this->prices_by_qty_id[$i]=$result["rowid"];
                            // Récuperation de la liste des prix selon qty si flag positionné
                            if ($this->prices_by_qty[$i] == 1)
                            {
                            $sql = "SELECT rowid, price, unitprice, quantity, remise_percent, remise, price_base_type";
                            $sql.= " FROM ".MAIN_DB_PREFIX."product_price_by_qty";
                            $sql.= " WHERE fk_product_price = ".$this->prices_by_qty_id[$i];
                            $sql.= " ORDER BY quantity ASC";
                            $resultat=array();
                            $resql = $this->db->query($sql);
                            if ($resql)
                            {
                            $ii=0;
                            while ($result= $this->db->fetch_array($resql)) {
                            $resultat[$ii]=array();
                            $resultat[$ii]["rowid"]=$result["rowid"];
                            $resultat[$ii]["price"]= $result["price"];
                            $resultat[$ii]["unitprice"]= $result["unitprice"];
                            $resultat[$ii]["quantity"]= $result["quantity"];
                            $resultat[$ii]["remise_percent"]= $result["remise_percent"];
                            $resultat[$ii]["remise"]= $result["remise"];                    // deprecated
                            $resultat[$ii]["price_base_type"]= $result["price_base_type"];
                            $ii++;
                            }
                            $this->prices_by_qty_list[$i]=$resultat;
                            }
                            else
                            {
                            dol_print_error($this->db);
                            return -1;
                            }
                            }*/
                        }
                        else
                        {
                            dol_print_error($this->db);
                            return -1;
                        }
                    }
                }
                elseif (! empty($conf->global->PRODUIT_CUSTOMER_PRICES))            // prices per customers
                {
                    // Nothing loaded by default. List may be very long.
                }
                else if (! empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY))    // prices per quantity
                {
                    $sql = "SELECT price, price_ttc, price_min, price_min_ttc,";
                    $sql.= " price_base_type, tva_tx, default_vat_code, tosell, price_by_qty, rowid";
                    $sql.= " FROM ".MAIN_DB_PREFIX."product_price";
                    $sql.= " WHERE fk_product = ".$this->id;
                    $sql.= " ORDER BY date_price DESC, rowid DESC";
                    $sql.= " LIMIT 1";
                    $resql = $this->db->query($sql);
                    if ($resql) {
                        $result = $this->db->fetch_array($resql);

                        // Price by quantity
                        $this->prices_by_qty[0]=$result["price_by_qty"];
                        $this->prices_by_qty_id[0]=$result["rowid"];
                        // Récuperation de la liste des prix selon qty si flag positionné
                        if ($this->prices_by_qty[0] == 1) {
                            $sql = "SELECT rowid,price, unitprice, quantity, remise_percent, remise, remise, price_base_type";
                            $sql.= " FROM ".MAIN_DB_PREFIX."product_price_by_qty";
                            $sql.= " WHERE fk_product_price = ".$this->prices_by_qty_id[0];
                            $sql.= " ORDER BY quantity ASC";
                            $resultat=array();
                            $resql = $this->db->query($sql);
                            if ($resql) {
                                      $ii=0;
                                while ($result= $this->db->fetch_array($resql)) {
                                    $resultat[$ii]=array();
                                    $resultat[$ii]["rowid"]=$result["rowid"];
                                    $resultat[$ii]["price"]= $result["price"];
                                    $resultat[$ii]["unitprice"]= $result["unitprice"];
                                    $resultat[$ii]["quantity"]= $result["quantity"];
                                    $resultat[$ii]["remise_percent"]= $result["remise_percent"];
                                    //$resultat[$ii]["remise"]= $result["remise"];                    // deprecated
                                    $resultat[$ii]["price_base_type"]= $result["price_base_type"];
                                    $ii++;
                                }
                                    $this->prices_by_qty_list[0]=$resultat;
                            }
                            else
                            {
                                    dol_print_error($this->db);
                                    return -1;
                            }
                        }
                    }
                    else
                    {
                        dol_print_error($this->db);
                        return -1;
                    }
                }
                else if (! empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY_MULTIPRICES))    // prices per customer and quantity
                {
                    for ($i=1; $i <= $conf->global->PRODUIT_MULTIPRICES_LIMIT; $i++)
                    {
                        $sql = "SELECT price, price_ttc, price_min, price_min_ttc,";
                        $sql.= " price_base_type, tva_tx, default_vat_code, tosell, price_by_qty, rowid, recuperableonly";
                        $sql.= " FROM ".MAIN_DB_PREFIX."product_price";
                        $sql.= " WHERE entity IN (".getEntity('productprice').")";
                        $sql.= " AND price_level=".$i;
                        $sql.= " AND fk_product = ".$this->id;
                        $sql.= " ORDER BY date_price DESC, rowid DESC";
                        $sql.= " LIMIT 1";
                        $resql = $this->db->query($sql);
                        if ($resql) {
                            $result = $this->db->fetch_array($resql);

                            $this->multiprices[$i]=$result["price"];
                            $this->multiprices_ttc[$i]=$result["price_ttc"];
                            $this->multiprices_min[$i]=$result["price_min"];
                            $this->multiprices_min_ttc[$i]=$result["price_min_ttc"];
                            $this->multiprices_base_type[$i]=$result["price_base_type"];
                            // Next two fields are used only if PRODUIT_MULTIPRICES_USE_VAT_PER_LEVEL is on
                            $this->multiprices_tva_tx[$i]=$result["tva_tx"];     // TODO Add ' ('.$result['default_vat_code'].')'
                            $this->multiprices_recuperableonly[$i]=$result["recuperableonly"];

                            // Price by quantity
                            $this->prices_by_qty[$i]=$result["price_by_qty"];
                            $this->prices_by_qty_id[$i]=$result["rowid"];
                            // Récuperation de la liste des prix selon qty si flag positionné
                            if ($this->prices_by_qty[$i] == 1) {
                                         $sql = "SELECT rowid, price, unitprice, quantity, remise_percent, remise, price_base_type";
                                         $sql.= " FROM ".MAIN_DB_PREFIX."product_price_by_qty";
                                         $sql.= " WHERE fk_product_price = ".$this->prices_by_qty_id[$i];
                                         $sql.= " ORDER BY quantity ASC";
                                         $resultat=array();
                                         $resql = $this->db->query($sql);
                                if ($resql) {
                                    $ii=0;
                                    while ($result= $this->db->fetch_array($resql)) {
                                                       $resultat[$ii]=array();
                                                       $resultat[$ii]["rowid"]=$result["rowid"];
                                                       $resultat[$ii]["price"]= $result["price"];
                                                       $resultat[$ii]["unitprice"]= $result["unitprice"];
                                                       $resultat[$ii]["quantity"]= $result["quantity"];
                                                       $resultat[$ii]["remise_percent"]= $result["remise_percent"];
                                                       $resultat[$ii]["remise"]= $result["remise"];                    // deprecated
                                                       $resultat[$ii]["price_base_type"]= $result["price_base_type"];
                                                       $ii++;
                                    }
                                    $this->prices_by_qty_list[$i]=$resultat;
                                }
                                else
                                         {
                                    dol_print_error($this->db);
                                    return -1;
                                }
                            }
                        }
                        else
                        {
                            dol_print_error($this->db);
                            return -1;
                        }
                    }
                }

                if (!empty($conf->dynamicprices->enabled) && !empty($this->fk_price_expression) && empty($ignore_expression)) {
                       include_once DOL_DOCUMENT_ROOT.'/product/dynamic_price/class/price_parser.class.php';
                    $priceparser = new PriceParser($this->db);
                       $price_result = $priceparser->parseProduct($this);
                    if ($price_result >= 0) {
                        $this->price = $price_result;
                        // Calculate the VAT
                        $this->price_ttc = price2num($this->price) * (1 + ($this->tva_tx / 100));
                        $this->price_ttc = price2num($this->price_ttc, 'MU');
                    }
                }

                // We should not load stock during the fetch. If someone need stock of product, he must call load_stock after fetching product.
                // Instead we just init the stock_warehouse array
                $this->stock_warehouse = array();

                return 1;
            }
            else
            {
                return 0;
            }
        }
        else
        {
            dol_print_error($this->db);
            return -1;
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats propale pour le produit/service
     *
     * @param  int $socid Id societe
     * @return array               Tableau des stats
     */
    function load_stats_propale($socid=0)
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT COUNT(DISTINCT p.fk_soc) as nb_customers, COUNT(DISTINCT p.rowid) as nb,";
        $sql.= " COUNT(pd.rowid) as nb_rows, SUM(pd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."propaldet as pd";
        $sql.= ", ".MAIN_DB_PREFIX."propal as p";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE p.rowid = pd.fk_propal";
        $sql.= " AND p.fk_soc = s.rowid";
        $sql.= " AND p.entity IN (".getEntity('propal').")";
        $sql.= " AND pd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= " AND p.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        //$sql.= " AND pr.fk_statut != 0";
        if ($socid > 0) {    $sql.= " AND p.fk_soc = ".$socid;
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_propale['customers']=$obj->nb_customers;
            $this->stats_propale['nb']=$obj->nb;
            $this->stats_propale['rows']=$obj->nb_rows;
            $this->stats_propale['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error();
            return -1;
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats propale pour le produit/service
     *
     * @param  int $socid Id thirdparty
     * @return array               Tableau des stats
     */
    function load_stats_proposal_supplier($socid=0)
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT COUNT(DISTINCT p.fk_soc) as nb_suppliers, COUNT(DISTINCT p.rowid) as nb,";
        $sql.= " COUNT(pd.rowid) as nb_rows, SUM(pd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."supplier_proposaldet as pd";
        $sql.= ", ".MAIN_DB_PREFIX."supplier_proposal as p";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE p.rowid = pd.fk_supplier_proposal";
        $sql.= " AND p.fk_soc = s.rowid";
        $sql.= " AND p.entity IN (".getEntity('supplier_proposal').")";
        $sql.= " AND pd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= " AND p.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        //$sql.= " AND pr.fk_statut != 0";
        if ($socid > 0) {    $sql.= " AND p.fk_soc = ".$socid;
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_proposal_supplier['suppliers']=$obj->nb_suppliers;
            $this->stats_proposal_supplier['nb']=$obj->nb;
            $this->stats_proposal_supplier['rows']=$obj->nb_rows;
            $this->stats_proposal_supplier['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error();
            return -1;
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats commande client pour le produit/service
     *
     * @param  int    $socid           Id societe pour filtrer sur une societe
     * @param  string $filtrestatut    Id statut pour filtrer sur un statut
     * @param  int    $forVirtualStock Ignore rights filter for virtual stock calculation.
     * @return array                  Array of stats (nb=nb of order, qty=qty ordered)
     */
    function load_stats_commande($socid=0,$filtrestatut='', $forVirtualStock = 0)
    {
        // phpcs:enable
        global $conf,$user;

        $sql = "SELECT COUNT(DISTINCT c.fk_soc) as nb_customers, COUNT(DISTINCT c.rowid) as nb,";
        $sql.= " COUNT(cd.rowid) as nb_rows, SUM(cd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."commandedet as cd";
        $sql.= ", ".MAIN_DB_PREFIX."commande as c";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE c.rowid = cd.fk_commande";
        $sql.= " AND c.fk_soc = s.rowid";
        $sql.= " AND c.entity IN (".getEntity('commande').")";
        $sql.= " AND cd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= " AND c.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND c.fk_soc = ".$socid;
        }
        if ($filtrestatut <> '') { $sql.= " AND c.fk_statut in (".$filtrestatut.")";
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_commande['customers']=$obj->nb_customers;
            $this->stats_commande['nb']=$obj->nb;
            $this->stats_commande['rows']=$obj->nb_rows;
            $this->stats_commande['qty']=$obj->qty?$obj->qty:0;

            // if it's a virtual product, maybe it is in order by extension
            if (! empty($conf->global->ORDER_ADD_ORDERS_WITH_PARENT_PROD_IF_INCDEC)) {
                $TFather = $this->getFather();
                if (is_array($TFather) && !empty($TFather)) {
                    foreach($TFather as &$fatherData) {
                        $pFather = new Product($this->db);
                        $pFather->id = $fatherData['id'];
                        $qtyCoef = $fatherData['qty'];

                        if ($fatherData['incdec']) {
                            $pFather->load_stats_commande($socid, $filtrestatut);

                            $this->stats_commande['customers']+=$pFather->stats_commande['customers'];
                            $this->stats_commande['nb']+=$pFather->stats_commande['nb'];
                            $this->stats_commande['rows']+=$pFather->stats_commande['rows'];
                            $this->stats_commande['qty']+=$pFather->stats_commande['qty'] * $qtyCoef;
                        }
                    }
                }
            }

            // If stock decrease is on invoice validation, the theorical stock continue to
            // count the orders to ship in theorical stock when some are already removed b invoice validation.
            // If option DECREASE_ONLY_UNINVOICEDPRODUCTS is on, we make a compensation.
            if (! empty($conf->global->STOCK_CALCULATE_ON_BILL)) {
                if (! empty($conf->global->DECREASE_ONLY_UNINVOICEDPRODUCTS)) {
                    $adeduire = 0;
                    $sql = "SELECT sum(fd.qty) as count FROM ".MAIN_DB_PREFIX."facturedet fd ";
                    $sql .= " JOIN ".MAIN_DB_PREFIX."facture f ON fd.fk_facture = f.rowid ";
                    $sql .= " JOIN ".MAIN_DB_PREFIX."element_element el ON el.fk_target = f.rowid and el.targettype = 'facture' and sourcetype = 'commande'";
                    $sql .= " JOIN ".MAIN_DB_PREFIX."commande c ON el.fk_source = c.rowid ";
                    $sql .= " WHERE c.fk_statut IN (".$filtrestatut.") AND c.facture = 0 AND fd.fk_product = ".$this->id;
                    dol_syslog(__METHOD__.":: sql $sql", LOG_NOTICE);

                    $resql = $this->db->query($sql);
                    if ($resql ) {
                        if ($this->db->num_rows($resql) > 0) {
                            $obj = $this->db->fetch_object($resql);
                            $adeduire += $obj->count;
                        }
                    }

                    $this->stats_commande['qty'] -= $adeduire;
                }
            }

            return 1;
        }
        else
        {
            $this->error=$this->db->error();
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats commande fournisseur pour le produit/service
     *
     * @param  int    $socid           Id societe pour filtrer sur une societe
     * @param  string $filtrestatut    Id des statuts pour filtrer sur des statuts
     * @param  int    $forVirtualStock Ignore rights filter for virtual stock calculation.
     * @return array                     Tableau des stats
     */
    function load_stats_commande_fournisseur($socid=0,$filtrestatut='', $forVirtualStock = 0)
    {
        // phpcs:enable
        global $conf,$user;

        $sql = "SELECT COUNT(DISTINCT c.fk_soc) as nb_suppliers, COUNT(DISTINCT c.rowid) as nb,";
        $sql.= " COUNT(cd.rowid) as nb_rows, SUM(cd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."commande_fournisseurdet as cd";
        $sql.= ", ".MAIN_DB_PREFIX."commande_fournisseur as c";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE c.rowid = cd.fk_commande";
        $sql.= " AND c.fk_soc = s.rowid";
        $sql.= " AND c.entity IN (".getEntity('supplier_order').")";
        $sql.= " AND cd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= " AND c.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) { $sql.= " AND c.fk_soc = ".$socid;
        }
        if ($filtrestatut != '') { $sql.= " AND c.fk_statut in (".$filtrestatut.")"; // Peut valoir 0
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_commande_fournisseur['suppliers']=$obj->nb_suppliers;
            $this->stats_commande_fournisseur['nb']=$obj->nb;
            $this->stats_commande_fournisseur['rows']=$obj->nb_rows;
            $this->stats_commande_fournisseur['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error().' sql='.$sql;
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats expedition client pour le produit/service
     *
     * @param  int    $socid           Id societe pour filtrer sur une societe
     * @param  string $filtrestatut    Id statut pour filtrer sur un statut
     * @param  int    $forVirtualStock Ignore rights filter for virtual stock calculation.
     * @return array                   Tableau des stats
     */
    function load_stats_sending($socid=0,$filtrestatut='', $forVirtualStock = 0)
    {
        // phpcs:enable
        global $conf,$user;

        $sql = "SELECT COUNT(DISTINCT e.fk_soc) as nb_customers, COUNT(DISTINCT e.rowid) as nb,";
        $sql.= " COUNT(ed.rowid) as nb_rows, SUM(ed.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."expeditiondet as ed";
        $sql.= ", ".MAIN_DB_PREFIX."commandedet as cd";
        $sql.= ", ".MAIN_DB_PREFIX."commande as c";
        $sql.= ", ".MAIN_DB_PREFIX."expedition as e";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE e.rowid = ed.fk_expedition";
        $sql.= " AND c.rowid = cd.fk_commande";
        $sql.= " AND e.fk_soc = s.rowid";
        $sql.= " AND e.entity IN (".getEntity('expedition').")";
        $sql.= " AND ed.fk_origin_line = cd.rowid";
        $sql.= " AND cd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= " AND e.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND e.fk_soc = ".$socid;
        }
        if ($filtrestatut <> '') { $sql.= " AND c.fk_statut in (".$filtrestatut.")";
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_expedition['customers']=$obj->nb_customers;
            $this->stats_expedition['nb']=$obj->nb;
            $this->stats_expedition['rows']=$obj->nb_rows;
            $this->stats_expedition['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error();
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats réception fournisseur pour le produit/service
     *
     * @param  int    $socid           Id societe pour filtrer sur une societe
     * @param  string $filtrestatut    Id statut pour filtrer sur un statut
     * @param  int    $forVirtualStock Ignore rights filter for virtual stock calculation.
     * @return array                   Tableau des stats
     */
    function load_stats_reception($socid=0,$filtrestatut='', $forVirtualStock = 0)
    {
        // phpcs:enable
        global $conf,$user;

        $sql = "SELECT COUNT(DISTINCT cf.fk_soc) as nb_customers, COUNT(DISTINCT cf.rowid) as nb,";
        $sql.= " COUNT(fd.rowid) as nb_rows, SUM(fd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."commande_fournisseur_dispatch as fd";
        $sql.= ", ".MAIN_DB_PREFIX."commande_fournisseur as cf";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE cf.rowid = fd.fk_commande";
        $sql.= " AND cf.fk_soc = s.rowid";
        $sql.= " AND cf.entity IN (".getEntity('supplier_order').")";
        $sql.= " AND fd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid && !$forVirtualStock) { $sql.= " AND cf.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND cf.fk_soc = ".$socid;
        }
        if ($filtrestatut <> '') { $sql.= " AND cf.fk_statut in (".$filtrestatut.")";
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_reception['suppliers']=$obj->nb_customers;
            $this->stats_reception['nb']=$obj->nb;
            $this->stats_reception['rows']=$obj->nb_rows;
            $this->stats_reception['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error();
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats contrat pour le produit/service
     *
     * @param  int $socid Id societe
     * @return array               Tableau des stats
     */
    function load_stats_contrat($socid=0)
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT COUNT(DISTINCT c.fk_soc) as nb_customers, COUNT(DISTINCT c.rowid) as nb,";
        $sql.= " COUNT(cd.rowid) as nb_rows, SUM(cd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."contratdet as cd";
        $sql.= ", ".MAIN_DB_PREFIX."contrat as c";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE c.rowid = cd.fk_contrat";
        $sql.= " AND c.fk_soc = s.rowid";
        $sql.= " AND c.entity IN (".getEntity('contract').")";
        $sql.= " AND cd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND c.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        //$sql.= " AND c.statut != 0";
        if ($socid > 0) {    $sql.= " AND c.fk_soc = ".$socid;
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_contrat['customers']=$obj->nb_customers;
            $this->stats_contrat['nb']=$obj->nb;
            $this->stats_contrat['rows']=$obj->nb_rows;
            $this->stats_contrat['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error().' sql='.$sql;
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats facture pour le produit/service
     *
     * @param  int $socid Id societe
     * @return array                   Tableau des stats
     */
    function load_stats_facture($socid=0)
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT COUNT(DISTINCT f.fk_soc) as nb_customers, COUNT(DISTINCT f.rowid) as nb,";
        $sql.= " COUNT(fd.rowid) as nb_rows, SUM(fd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."facturedet as fd";
        $sql.= ", ".MAIN_DB_PREFIX."facture as f";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE f.rowid = fd.fk_facture";
        $sql.= " AND f.fk_soc = s.rowid";
        $sql.= " AND f.entity IN (".getEntity('facture').")";
        $sql.= " AND fd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND f.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        //$sql.= " AND f.fk_statut != 0";
        if ($socid > 0) {    $sql .= " AND f.fk_soc = ".$socid;
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_facture['customers']=$obj->nb_customers;
            $this->stats_facture['nb']=$obj->nb;
            $this->stats_facture['rows']=$obj->nb_rows;
            $this->stats_facture['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error();
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Charge tableau des stats facture pour le produit/service
     *
     * @param  int $socid Id societe
     * @return array                   Tableau des stats
     */
    function load_stats_facture_fournisseur($socid=0)
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT COUNT(DISTINCT f.fk_soc) as nb_suppliers, COUNT(DISTINCT f.rowid) as nb,";
        $sql.= " COUNT(fd.rowid) as nb_rows, SUM(fd.qty) as qty";
        $sql.= " FROM ".MAIN_DB_PREFIX."facture_fourn_det as fd";
        $sql.= ", ".MAIN_DB_PREFIX."facture_fourn as f";
        $sql.= ", ".MAIN_DB_PREFIX."societe as s";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE f.rowid = fd.fk_facture_fourn";
        $sql.= " AND f.fk_soc = s.rowid";
        $sql.= " AND f.entity IN (".getEntity('facture_fourn').")";
        $sql.= " AND fd.fk_product = ".$this->id;
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND f.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        //$sql.= " AND f.fk_statut != 0";
        if ($socid > 0) {    $sql .= " AND f.fk_soc = ".$socid;
        }

        $result = $this->db->query($sql);
        if ($result ) {
            $obj=$this->db->fetch_object($result);
            $this->stats_facture_fournisseur['suppliers']=$obj->nb_suppliers;
            $this->stats_facture_fournisseur['nb']=$obj->nb;
            $this->stats_facture_fournisseur['rows']=$obj->nb_rows;
            $this->stats_facture_fournisseur['qty']=$obj->qty?$obj->qty:0;
            return 1;
        }
        else
        {
            $this->error=$this->db->error();
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return an array formated for showing graphs
     *
     * @param  string $sql  Request to execute
     * @param  string $mode 'byunit'=number of unit, 'bynumber'=nb of entities
     * @param  int    $year Year (0=current year)
     * @return array               <0 if KO, result[month]=array(valuex,valuey) where month is 0 to 11
     */
    function _get_stats($sql, $mode, $year=0)
    {
        // phpcs:enable
        $resql = $this->db->query($sql);
        if ($resql) {
            $num = $this->db->num_rows($resql);
            $i = 0;
            while ($i < $num)
            {
                $arr = $this->db->fetch_array($resql);
                if ($mode == 'byunit') {   $tab[$arr[1]] = $arr[0];    // 1st field
                }
                if ($mode == 'bynumber') { $tab[$arr[1]] = $arr[2];    // 3rd field
                }
                $i++;
            }
        }
        else
        {
            $this->error=$this->db->error().' sql='.$sql;
            return -1;
        }

        if (empty($year)) {
            $year = strftime('%Y', time());
            $month = strftime('%m', time());
        }
        else
        {
            $month=12;    // We imagine we are at end of year, so we get last 12 month before, so all correct year.
        }
        $result = array();

        for ($j = 0 ; $j < 12 ; $j++)
        {
            $idx=ucfirst(dol_trunc(dol_print_date(dol_mktime(12, 0, 0, $month, 1, $year), "%b"), 3, 'right', 'UTF-8', 1));
            $monthnum=sprintf("%02s", $month);

            $result[$j] = array($idx,isset($tab[$year.$month])?$tab[$year.$month]:0);
            //            $result[$j] = array($monthnum,isset($tab[$year.$month])?$tab[$year.$month]:0);

            $month = "0".($month - 1);
            if (dol_strlen($month) == 3) {
                $month = substr($month, 1);
            }
            if ($month == 0) {
                $month = 12;
                $year = $year - 1;
            }
        }

        return array_reverse($result);
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return nb of units or customers invoices in which product is included
     *
     * @param  int    $socid               Limit count on a particular third party id
     * @param  string $mode                'byunit'=number of unit, 'bynumber'=nb of entities
     * @param  int    $filteronproducttype 0=To filter on product only, 1=To filter on services only
     * @param  int    $year                Year (0=last 12 month)
     * @param  string $morefilter          More sql filters
     * @return array                            <0 if KO, result[month]=array(valuex,valuey) where month is 0 to 11
     */
    function get_nb_vente($socid, $mode, $filteronproducttype=-1, $year=0, $morefilter='')
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT sum(d.qty), date_format(f.datef, '%Y%m')";
        if ($mode == 'bynumber') { $sql.= ", count(DISTINCT f.rowid)";
        }
        $sql.= " FROM ".MAIN_DB_PREFIX."facturedet as d, ".MAIN_DB_PREFIX."facture as f, ".MAIN_DB_PREFIX."societe as s";
        if ($filteronproducttype >= 0) { $sql.=", ".MAIN_DB_PREFIX."product as p";
        }
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE f.rowid = d.fk_facture";
        if ($this->id > 0) { $sql.= " AND d.fk_product =".$this->id;
        } else { $sql.=" AND d.fk_product > 0";
        }
        if ($filteronproducttype >= 0) { $sql.= " AND p.rowid = d.fk_product AND p.fk_product_type =".$filteronproducttype;
        }
        $sql.= " AND f.fk_soc = s.rowid";
        $sql.= " AND f.entity IN (".getEntity('facture').")";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND f.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND f.fk_soc = $socid";
        }
        $sql.=$morefilter;
        $sql.= " GROUP BY date_format(f.datef,'%Y%m')";
        $sql.= " ORDER BY date_format(f.datef,'%Y%m') DESC";

        return $this->_get_stats($sql, $mode, $year);
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return nb of units or supplier invoices in which product is included
     *
     * @param  int    $socid               Limit count on a particular third party id
     * @param  string $mode                'byunit'=number of unit, 'bynumber'=nb of entities
     * @param  int    $filteronproducttype 0=To filter on product only, 1=To filter on services only
     * @param  int    $year                Year (0=last 12 month)
     * @param  string $morefilter          More sql filters
     * @return array                            <0 if KO, result[month]=array(valuex,valuey) where month is 0 to 11
     */
    function get_nb_achat($socid, $mode, $filteronproducttype=-1, $year=0, $morefilter='')
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT sum(d.qty), date_format(f.datef, '%Y%m')";
        if ($mode == 'bynumber') { $sql.= ", count(DISTINCT f.rowid)";
        }
        $sql.= " FROM ".MAIN_DB_PREFIX."facture_fourn_det as d, ".MAIN_DB_PREFIX."facture_fourn as f, ".MAIN_DB_PREFIX."societe as s";
        if ($filteronproducttype >= 0) { $sql.=", ".MAIN_DB_PREFIX."product as p";
        }
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE f.rowid = d.fk_facture_fourn";
        if ($this->id > 0) { $sql.= " AND d.fk_product =".$this->id;
        } else { $sql.=" AND d.fk_product > 0";
        }
        if ($filteronproducttype >= 0) { $sql.= " AND p.rowid = d.fk_product AND p.fk_product_type =".$filteronproducttype;
        }
        $sql.= " AND f.fk_soc = s.rowid";
        $sql.= " AND f.entity IN (".getEntity('facture_fourn').")";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND f.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND f.fk_soc = $socid";
        }
        $sql.=$morefilter;
        $sql.= " GROUP BY date_format(f.datef,'%Y%m')";
        $sql.= " ORDER BY date_format(f.datef,'%Y%m') DESC";

        return $this->_get_stats($sql, $mode, $year);
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return nb of units or proposals in which product is included
     *
     * @param  int    $socid               Limit count on a particular third party id
     * @param  string $mode                'byunit'=number of unit, 'bynumber'=nb of entities
     * @param  int    $filteronproducttype 0=To filter on product only, 1=To filter on services only
     * @param  int    $year                Year (0=last 12 month)
     * @param  string $morefilter          More sql filters
     * @return array                            <0 if KO, result[month]=array(valuex,valuey) where month is 0 to 11
     */
    function get_nb_propal($socid, $mode, $filteronproducttype=-1, $year=0, $morefilter='')
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT sum(d.qty), date_format(p.datep, '%Y%m')";
        if ($mode == 'bynumber') { $sql.= ", count(DISTINCT p.rowid)";
        }
        $sql.= " FROM ".MAIN_DB_PREFIX."propaldet as d, ".MAIN_DB_PREFIX."propal as p, ".MAIN_DB_PREFIX."societe as s";
        if ($filteronproducttype >= 0) { $sql.=", ".MAIN_DB_PREFIX."product as prod";
        }
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE p.rowid = d.fk_propal";
        if ($this->id > 0) { $sql.= " AND d.fk_product =".$this->id;
        } else { $sql.=" AND d.fk_product > 0";
        }
        if ($filteronproducttype >= 0) { $sql.= " AND prod.rowid = d.fk_product AND prod.fk_product_type =".$filteronproducttype;
        }
        $sql.= " AND p.fk_soc = s.rowid";
        $sql.= " AND p.entity IN (".getEntity('propal').")";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND p.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND p.fk_soc = ".$socid;
        }
        $sql.=$morefilter;
        $sql.= " GROUP BY date_format(p.datep,'%Y%m')";
        $sql.= " ORDER BY date_format(p.datep,'%Y%m') DESC";

        return $this->_get_stats($sql, $mode, $year);
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return nb of units or proposals in which product is included
     *
     * @param  int    $socid               Limit count on a particular third party id
     * @param  string $mode                'byunit'=number of unit, 'bynumber'=nb of entities
     * @param  int    $filteronproducttype 0=To filter on product only, 1=To filter on services only
     * @param  int    $year                Year (0=last 12 month)
     * @param  string $morefilter          More sql filters
     * @return array                            <0 if KO, result[month]=array(valuex,valuey) where month is 0 to 11
     */
    function get_nb_propalsupplier($socid, $mode, $filteronproducttype=-1, $year=0, $morefilter='')
    {
        // phpcs:enable
        global $conf;
        global $user;

        $sql = "SELECT sum(d.qty), date_format(p.date_valid, '%Y%m')";
        if ($mode == 'bynumber') { $sql.= ", count(DISTINCT p.rowid)";
        }
        $sql.= " FROM ".MAIN_DB_PREFIX."supplier_proposaldet as d, ".MAIN_DB_PREFIX."supplier_proposal as p, ".MAIN_DB_PREFIX."societe as s";
        if ($filteronproducttype >= 0) { $sql.=", ".MAIN_DB_PREFIX."product as prod";
        }
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE p.rowid = d.fk_supplier_proposal";
        if ($this->id > 0) { $sql.= " AND d.fk_product =".$this->id;
        } else { $sql.=" AND d.fk_product > 0";
        }
        if ($filteronproducttype >= 0) { $sql.= " AND prod.rowid = d.fk_product AND prod.fk_product_type =".$filteronproducttype;
        }
        $sql.= " AND p.fk_soc = s.rowid";
        $sql.= " AND p.entity IN (".getEntity('supplier_proposal').")";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND p.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND p.fk_soc = ".$socid;
        }
        $sql.=$morefilter;
        $sql.= " GROUP BY date_format(p.date_valid,'%Y%m')";
        $sql.= " ORDER BY date_format(p.date_valid,'%Y%m') DESC";

        return $this->_get_stats($sql, $mode, $year);
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return nb of units or orders in which product is included
     *
     * @param  int    $socid               Limit count on a particular third party id
     * @param  string $mode                'byunit'=number of unit, 'bynumber'=nb of entities
     * @param  int    $filteronproducttype 0=To filter on product only, 1=To filter on services only
     * @param  int    $year                Year (0=last 12 month)
     * @param  string $morefilter          More sql filters
     * @return array                            <0 if KO, result[month]=array(valuex,valuey) where month is 0 to 11
     */
    function get_nb_order($socid, $mode, $filteronproducttype=-1, $year=0, $morefilter='')
    {
        // phpcs:enable
        global $conf, $user;

        $sql = "SELECT sum(d.qty), date_format(c.date_commande, '%Y%m')";
        if ($mode == 'bynumber') { $sql.= ", count(DISTINCT c.rowid)";
        }
        $sql.= " FROM ".MAIN_DB_PREFIX."commandedet as d, ".MAIN_DB_PREFIX."commande as c, ".MAIN_DB_PREFIX."societe as s";
        if ($filteronproducttype >= 0) { $sql.=", ".MAIN_DB_PREFIX."product as p";
        }
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE c.rowid = d.fk_commande";
        if ($this->id > 0) { $sql.= " AND d.fk_product =".$this->id;
        } else { $sql.=" AND d.fk_product > 0";
        }
        if ($filteronproducttype >= 0) { $sql.= " AND p.rowid = d.fk_product AND p.fk_product_type =".$filteronproducttype;
        }
        $sql.= " AND c.fk_soc = s.rowid";
        $sql.= " AND c.entity IN (".getEntity('commande').")";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND c.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND c.fk_soc = ".$socid;
        }
        $sql.=$morefilter;
        $sql.= " GROUP BY date_format(c.date_commande,'%Y%m')";
        $sql.= " ORDER BY date_format(c.date_commande,'%Y%m') DESC";

        return $this->_get_stats($sql, $mode, $year);
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return nb of units or orders in which product is included
     *
     * @param  int    $socid               Limit count on a particular third party id
     * @param  string $mode                'byunit'=number of unit, 'bynumber'=nb of entities
     * @param  int    $filteronproducttype 0=To filter on product only, 1=To filter on services only
     * @param  int    $year                Year (0=last 12 month)
     * @param  string $morefilter          More sql filters
     * @return array                            <0 if KO, result[month]=array(valuex,valuey) where month is 0 to 11
     */
    function get_nb_ordersupplier($socid, $mode, $filteronproducttype=-1, $year=0, $morefilter='')
    {
        // phpcs:enable
        global $conf, $user;

        $sql = "SELECT sum(d.qty), date_format(c.date_commande, '%Y%m')";
        if ($mode == 'bynumber') { $sql.= ", count(DISTINCT c.rowid)";
        }
        $sql.= " FROM ".MAIN_DB_PREFIX."commande_fournisseurdet as d, ".MAIN_DB_PREFIX."commande_fournisseur as c, ".MAIN_DB_PREFIX."societe as s";
        if ($filteronproducttype >= 0) { $sql.=", ".MAIN_DB_PREFIX."product as p";
        }
        if (!$user->rights->societe->client->voir && !$socid) { $sql .= ", ".MAIN_DB_PREFIX."societe_commerciaux as sc";
        }
        $sql.= " WHERE c.rowid = d.fk_commande";
        if ($this->id > 0) { $sql.= " AND d.fk_product =".$this->id;
        } else { $sql.=" AND d.fk_product > 0";
        }
        if ($filteronproducttype >= 0) { $sql.= " AND p.rowid = d.fk_product AND p.fk_product_type =".$filteronproducttype;
        }
        $sql.= " AND c.fk_soc = s.rowid";
        $sql.= " AND c.entity IN (".getEntity('supplier_order').")";
        if (!$user->rights->societe->client->voir && !$socid) { $sql.= " AND c.fk_soc = sc.fk_soc AND sc.fk_user = " .$user->id;
        }
        if ($socid > 0) {    $sql.= " AND c.fk_soc = ".$socid;
        }
        $sql.=$morefilter;
        $sql.= " GROUP BY date_format(c.date_commande,'%Y%m')";
        $sql.= " ORDER BY date_format(c.date_commande,'%Y%m') DESC";

        return $this->_get_stats($sql, $mode, $year);
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Link a product/service to a parent product/service
     *
     * @param  int $id_pere Id of parent product/service
     * @param  int $id_fils Id of child product/service
     * @param  int $qty     Quantity
     * @param  int $incdec  1=Increase/decrease stock of child when parent stock increase/decrease
     * @return int                < 0 if KO, > 0 if OK
     */
    function add_sousproduit($id_pere, $id_fils, $qty, $incdec=1)
    {
        // phpcs:enable
        // Clean parameters
        if (! is_numeric($id_pere)) { $id_pere=0;
        }
        if (! is_numeric($id_fils)) { $id_fils=0;
        }
        if (! is_numeric($incdec)) { $incdec=0;
        }

        $result=$this->del_sousproduit($id_pere, $id_fils);
        if ($result < 0) { return $result;
        }

        // Check not already father of id_pere (to avoid father -> child -> father links)
        $sql = 'SELECT fk_product_pere from '.MAIN_DB_PREFIX.'product_association';
        $sql .= ' WHERE fk_product_pere  = '.$id_fils.' AND fk_product_fils = '.$id_pere;
        if (! $this->db->query($sql)) {
            dol_print_error($this->db);
            return -1;
        }
        else
        {
            $result = $this->db->query($sql);
            if ($result) {
                $num = $this->db->num_rows($result);
                if($num > 0) {
                    $this->error="isFatherOfThis";
                    return -1;
                }
                else
                {
                    $sql = 'INSERT INTO '.MAIN_DB_PREFIX.'product_association(fk_product_pere,fk_product_fils,qty,incdec)';
                    $sql .= ' VALUES ('.$id_pere.', '.$id_fils.', '.$qty.', '.$incdec.')';
                    if (! $this->db->query($sql)) {
                         dol_print_error($this->db);
                         return -1;
                    }
                    else
                    {
                         return 1;
                    }
                }
            }
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Modify composed product
     *
     * @param  int $id_pere Id of parent product/service
     * @param  int $id_fils Id of child product/service
     * @param  int $qty     Quantity
     * @param  int $incdec  1=Increase/decrease stock of child when parent stock increase/decrease
     * @return int                < 0 if KO, > 0 if OK
     */
    function update_sousproduit($id_pere, $id_fils, $qty, $incdec=1)
    {
        // phpcs:enable
        // Clean parameters
        if (! is_numeric($id_pere)) { $id_pere=0;
        }
        if (! is_numeric($id_fils)) { $id_fils=0;
        }
        if (! is_numeric($incdec)) { $incdec=1;
        }
        if (! is_numeric($qty)) { $qty=1;
        }

        $sql = 'UPDATE '.MAIN_DB_PREFIX.'product_association SET ';
        $sql.= 'qty='.$qty;
        $sql.= ',incdec='.$incdec;
        $sql .= ' WHERE fk_product_pere='.$id_pere.' AND fk_product_fils='.$id_fils;

        if (!$this->db->query($sql)) {
            dol_print_error($this->db);
            return -1;
        }
        else
        {
            return 1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Retire le lien entre un sousproduit et un produit/service
     *
     * @param  int $fk_parent Id du produit auquel ne sera plus lie le produit lie
     * @param  int $fk_child  Id du produit a ne plus lie
     * @return int                    < 0 if KO, > 0 if OK
     */
    function del_sousproduit($fk_parent, $fk_child)
    {
        // phpcs:enable
        if (! is_numeric($fk_parent)) { $fk_parent=0;
        }
        if (! is_numeric($fk_child)) { $fk_child=0;
        }

        $sql = "DELETE FROM ".MAIN_DB_PREFIX."product_association";
        $sql.= " WHERE fk_product_pere  = ".$fk_parent;
        $sql.= " AND fk_product_fils = ".$fk_child;

        dol_syslog(get_class($this).'::del_sousproduit', LOG_DEBUG);
        if (! $this->db->query($sql)) {
            dol_print_error($this->db);
            return -1;
        }

        return 1;
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Verifie si c'est un sous-produit
     *
     * @param  int $fk_parent Id du produit auquel le produit est lie
     * @param  int $fk_child  Id du produit lie
     * @return int                    < 0 si erreur, > 0 si ok
     */
    function is_sousproduit($fk_parent, $fk_child)
    {
        // phpcs:enable
        $sql = "SELECT fk_product_pere, qty, incdec";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_association";
        $sql.= " WHERE fk_product_pere  = '".$fk_parent."'";
        $sql.= " AND fk_product_fils = '".$fk_child."'";

        $result = $this->db->query($sql);
        if ($result) {
            $num = $this->db->num_rows($result);

            if($num > 0) {
                $obj = $this->db->fetch_object($result);
                $this->is_sousproduit_qty = $obj->qty;
                $this->is_sousproduit_incdec = $obj->incdec;

                return true;
            }
            else
            {
                return false;
            }
        }
        else
        {
            dol_print_error($this->db);
            return -1;
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Add a supplier price for the product.
     *  Note: Duplicate ref is accepted for different quantity only, or for different companies.
     *
     * @param  User   $user      User that make link
     * @param  int    $id_fourn  Supplier id
     * @param  string $ref_fourn Supplier ref
     * @param  float  $quantity  Quantity minimum for price
     * @return int                 < 0 if KO, 0 if link already exists for this product, > 0 if OK
     */
    function add_fournisseur($user, $id_fourn, $ref_fourn, $quantity)
    {
        // phpcs:enable
        global $conf;

        $now=dol_now();

        dol_syslog(get_class($this)."::add_fournisseur id_fourn = ".$id_fourn." ref_fourn=".$ref_fourn." quantity=".$quantity, LOG_DEBUG);

        if ($ref_fourn) {
            $sql = "SELECT rowid, fk_product";
            $sql.= " FROM ".MAIN_DB_PREFIX."product_fournisseur_price";
            $sql.= " WHERE fk_soc = ".$id_fourn;
            $sql.= " AND ref_fourn = '".$this->db->escape($ref_fourn)."'";
            $sql.= " AND fk_product != ".$this->id;
            $sql.= " AND entity IN (".getEntity('productsupplierprice').")";

            $resql=$this->db->query($sql);
            if ($resql) {
                $obj = $this->db->fetch_object($resql);
                if ($obj) {
                    // If the supplier ref already exists but for another product (duplicate ref is accepted for different quantity only or different companies)
                    $this->product_id_already_linked = $obj->fk_product;
                    return -3;
                }
                $this->db->free($resql);
            }
        }

        $sql = "SELECT rowid";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_fournisseur_price";
        $sql.= " WHERE fk_soc = ".$id_fourn;
        if ($ref_fourn) { $sql.= " AND ref_fourn = '".$this->db->escape($ref_fourn)."'";
        } else { $sql.= " AND (ref_fourn = '' OR ref_fourn IS NULL)";
        }
        $sql.= " AND quantity = '".$quantity."'";
        $sql.= " AND fk_product = ".$this->id;
        $sql.= " AND entity IN (".getEntity('productsupplierprice').")";

        $resql=$this->db->query($sql);
        if ($resql) {
            $obj = $this->db->fetch_object($resql);

            // The reference supplier does not exist, we create it for this product.
            if (! $obj) {
                $sql = "INSERT INTO ".MAIN_DB_PREFIX."product_fournisseur_price(";
                $sql.= "datec";
                $sql.= ", entity";
                $sql.= ", fk_product";
                $sql.= ", fk_soc";
                $sql.= ", ref_fourn";
                $sql.= ", quantity";
                $sql.= ", fk_user";
                $sql.= ", tva_tx";
                $sql.= ") VALUES (";
                $sql.= "'".$this->db->idate($now)."'";
                $sql.= ", ".$conf->entity;
                $sql.= ", ".$this->id;
                $sql.= ", ".$id_fourn;
                $sql.= ", '".$this->db->escape($ref_fourn)."'";
                $sql.= ", ".$quantity;
                $sql.= ", ".$user->id;
                $sql.= ", 0";
                $sql.= ")";

                if ($this->db->query($sql)) {
                    $this->product_fourn_price_id = $this->db->last_insert_id(MAIN_DB_PREFIX."product_fournisseur_price");
                    return 1;
                }
                else
                {
                    $this->error=$this->db->lasterror();
                    return -1;
                }
            }
            // If the supplier price already exists for this product and quantity
            else
            {
                $this->product_fourn_price_id = $obj->rowid;
                return 0;
            }
        }
        else
        {
            $this->error=$this->db->lasterror();
            return -2;
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Renvoie la liste des fournisseurs du produit/service
     *
     * @return array        Tableau des id de fournisseur
     */
    function list_suppliers()
    {
        // phpcs:enable
        global $conf;

        $list = array();

        $sql = "SELECT DISTINCT p.fk_soc";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_fournisseur_price as p";
        $sql.= " WHERE p.fk_product = ".$this->id;
        $sql.= " AND p.entity = ".$conf->entity;

        $result = $this->db->query($sql);
        if ($result) {
            $num = $this->db->num_rows($result);
            $i=0;
            while ($i < $num)
            {
                $obj = $this->db->fetch_object($result);
                $list[$i] = $obj->fk_soc;
                $i++;
            }
        }

        return $list;
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Recopie les prix d'un produit/service sur un autre
     *
     * @param  int $fromId Id product source
     * @param  int $toId   Id product target
     * @return int                     < 0 if KO, > 0 if OK
     */
    function clone_price($fromId, $toId)
    {
        // phpcs:enable
        $this->db->begin();

        // les prix
        $sql = "INSERT ".MAIN_DB_PREFIX."product_price (";
        $sql.= " fk_product, date_price, price, tva_tx, localtax1_tx, localtax2_tx, fk_user_author, tosell)";
        $sql.= " SELECT ".$toId . ", date_price, price, tva_tx, localtax1_tx, localtax2_tx, fk_user_author, tosell";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_price ";
        $sql.= " WHERE fk_product = ". $fromId;

        dol_syslog(get_class($this).'::clone_price', LOG_DEBUG);
        if (! $this->db->query($sql)) {
            $this->db->rollback();
            return -1;
        }
        $this->db->commit();
        return 1;
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     * Clone links between products
     *
     * @param  int $fromId Product id
     * @param  int $toId   Product id
     * @return int                  <0 if KO, >0 if OK
     */
    function clone_associations($fromId, $toId)
    {
        // phpcs:enable
        $this->db->begin();

        $sql = 'INSERT INTO '.MAIN_DB_PREFIX.'product_association (fk_product_pere, fk_product_fils, qty)';
        $sql.= " SELECT ".$toId.", fk_product_fils, qty FROM ".MAIN_DB_PREFIX."product_association";
        $sql.= " WHERE fk_product_pere = ".$fromId;

        dol_syslog(get_class($this).'::clone_association', LOG_DEBUG);
        if (! $this->db->query($sql)) {
            $this->db->rollback();
            return -1;
        }

        $this->db->commit();
        return 1;
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Recopie les fournisseurs et prix fournisseurs d'un produit/service sur un autre
     *
     * @param  int $fromId Id produit source
     * @param  int $toId   Id produit cible
     * @return int                 < 0 si erreur, > 0 si ok
     */
    function clone_fournisseurs($fromId, $toId)
    {
        // phpcs:enable
        $this->db->begin();

        $now=dol_now();

        // les fournisseurs
        /*$sql = "INSERT ".MAIN_DB_PREFIX."product_fournisseur ("
        . " datec, fk_product, fk_soc, ref_fourn, fk_user_author )"
        . " SELECT '".$this->db->idate($now)."', ".$toId.", fk_soc, ref_fourn, fk_user_author"
        . " FROM ".MAIN_DB_PREFIX."product_fournisseur"
        . " WHERE fk_product = ".$fromId;

        if ( ! $this->db->query($sql ) )
        {
        $this->db->rollback();
        return -1;
        }*/

        // les prix de fournisseurs.
        $sql = "INSERT ".MAIN_DB_PREFIX."product_fournisseur_price (";
        $sql.= " datec, fk_product, fk_soc, price, quantity, fk_user)";
        $sql.= " SELECT '".$this->db->idate($now)."', ".$toId. ", fk_soc, price, quantity, fk_user";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_fournisseur_price";
        $sql.= " WHERE fk_product = ".$fromId;

        dol_syslog(get_class($this).'::clone_fournisseurs', LOG_DEBUG);
        $resql=$this->db->query($sql);
        if (! $resql) {
            $this->db->rollback();
            return -1;
        }
        else
        {
            $this->db->commit();
            return 1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Fonction recursive uniquement utilisee par get_arbo_each_prod, recompose l'arborescence des sousproduits
     *     Define value of this->res
     *
     * @param  array  $prod       Products array
     * @param  string $compl_path Directory path of parents to add before
     * @param  int    $multiply   Because each sublevel must be multiplicated by parent nb
     * @param  int    $level      Init level
     * @param  int    $id_parent  Id parent
     * @return void
     */
    function fetch_prod_arbo($prod, $compl_path="", $multiply=1, $level=1, $id_parent=0)
    {
        // phpcs:enable
        global $conf,$langs;

        $product = new Product($this->db);
        //var_dump($prod);
        foreach($prod as $id_product => $desc_pere)    // $id_product is 0 (first call starting with root top) or an id of a sub_product
        {
            if (is_array($desc_pere))    // If desc_pere is an array, this means it's a child
            {
                $id=(! empty($desc_pere[0]) ? $desc_pere[0] :'');
                $nb=(! empty($desc_pere[1]) ? $desc_pere[1] :'');
                $type=(! empty($desc_pere[2]) ? $desc_pere[2] :'');
                $label=(! empty($desc_pere[3]) ? $desc_pere[3] :'');
                $incdec=!empty($desc_pere[4]) ? $desc_pere[4] : 0;

                if ($multiply < 1) { $multiply=1;
                }

                //print "XXX We add id=".$id." - label=".$label." - nb=".$nb." - multiply=".$multiply." fullpath=".$compl_path.$label."\n";
                $this->fetch($id);        // Load product
                $this->load_stock('nobatch,novirtual');    // Load stock to get true this->stock_reel
                $this->res[]= array(
                 'id'=>$id,                    // Id product
                 'id_parent'=>$id_parent,
                 'ref'=>$this->ref,            // Ref product
                 'nb'=>$nb,                    // Nb of units that compose parent product
                 'nb_total'=>$nb*$multiply,    // Nb of units for all nb of product
                 'stock'=>$this->stock_reel,    // Stock
                 'stock_alert'=>$this->seuil_stock_alerte,    // Stock alert
                 'label'=>$label,
                 'fullpath'=>$compl_path.$label,            // Label
                 'type'=>$type,                // Nb of units that compose parent product
                 'desiredstock'=>$this->desiredstock,
                 'level'=>$level,
                 'incdec'=>$incdec,
                 'entity'=>$this->entity
                );

                // Recursive call if there is childs to child
                if (is_array($desc_pere['childs'])) {
                       //print 'YYY We go down for '.$desc_pere[3]." -> \n";
                       $this->fetch_prod_arbo($desc_pere['childs'], $compl_path.$desc_pere[3]." -> ", $desc_pere[1]*$multiply, $level+1, $id);
                }
            }
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Build the tree of subproducts into an array
     *  this->sousprods is loaded by this->get_sousproduits_arbo()
     *
     * @param  int $multiply Because each sublevel must be multiplicated by parent nb
     * @return array                     $this->res
     */
    function get_arbo_each_prod($multiply=1)
    {
        // phpcs:enable
        $this->res = array();
        if (isset($this->sousprods) && is_array($this->sousprods)) {
            foreach($this->sousprods as $prod_name => $desc_product)
            {
                if (is_array($desc_product)) { $this->fetch_prod_arbo($desc_product, "", $multiply, 1, $this->id);
                }
            }
        }
        //var_dump($this->res);
        return $this->res;
    }

    /**
     *  Return all parent products for current product (first level only)
     *
     * @return int            Nb of father + child
     */
    public function hasFatherOrChild()
    {
        $nb = 0;

        $sql = "SELECT COUNT(pa.rowid) as nb";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_association as pa";
        $sql.= " WHERE pa.fk_product_fils = ".$this->id." OR pa.fk_product_pere = ".$this->id;
        $resql = $this->db->query($sql);
        if ($resql) {
            $obj = $this->db->fetch_object($resql);
            if ($obj) { $nb = $obj->nb;
            }
        }
        else
        {
            return -1;
        }

        return $nb;
    }

    /**
     * Return if a product has variants or not
     *
     * @return int        Number of variants
     */
    public function hasVariants()
    {
        $nb = 0;
        $sql = "SELECT count(rowid) as nb FROM ".MAIN_DB_PREFIX."product_attribute_combination WHERE fk_product_parent = ".$this->id;
        $sql.= " AND entity IN (".getEntity('product').")";

        $resql = $this->db->query($sql);
        if ($resql) {
            $obj = $this->db->fetch_object($resql);
            if ($obj) { $nb = $obj->nb;
            }
        }

        return $nb;
    }


    /**
     * Return if loaded product is a variant
     *
     * @return int
     */
    public function isVariant()
    {
        global $conf;
        if (!empty($conf->variants->enabled)) {
            $sql = "SELECT rowid FROM " . MAIN_DB_PREFIX . "product_attribute_combination WHERE fk_product_child = " . $this->id . " AND entity IN (" . getEntity('product') . ")";

            $query = $this->db->query($sql);

            if ($query) {
                if (!$this->db->num_rows($query)) {
                    return false;
                }
                return true;
            } else {
                dol_print_error($this->db);
                return -1;
            }
        } else {
            return false;
        }
    }

    /**
     *  Return all parent products for current product (first level only)
     *
     * @return array         Array of product
     */
    public function getFather()
    {
        $sql = "SELECT p.rowid, p.label as label, p.ref as ref, pa.fk_product_pere as id, p.fk_product_type, pa.qty, pa.incdec, p.entity";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_association as pa,";
        $sql.= " ".MAIN_DB_PREFIX."product as p";
        $sql.= " WHERE p.rowid = pa.fk_product_pere";
        $sql.= " AND pa.fk_product_fils = ".$this->id;

        $res = $this->db->query($sql);
        if ($res) {
            $prods = array ();
            while ($record = $this->db->fetch_array($res))
            {
                // $record['id'] = $record['rowid'] = id of father
                $prods[$record['id']]['id'] = $record['rowid'];
                $prods[$record['id']]['ref'] = $record['ref'];
                $prods[$record['id']]['label'] = $record['label'];
                $prods[$record['id']]['qty'] = $record['qty'];
                $prods[$record['id']]['incdec'] = $record['incdec'];
                $prods[$record['id']]['fk_product_type'] =  $record['fk_product_type'];
                $prods[$record['id']]['entity'] =  $record['entity'];
            }
            return $prods;
        }
        else
        {
            dol_print_error($this->db);
            return -1;
        }
    }


    /**
     *  Return childs of product $id
     *
     * @param  int $id             Id of product to search childs of
     * @param  int $firstlevelonly Return only direct child
     * @param  int $level          Level of recursing call (start to 1)
     * @return array                       Return array(prodid=>array(0=prodid, 1=>qty, 2=> ...)
     */
    public function getChildsArbo($id, $firstlevelonly=0, $level=1)
    {
        global $alreadyfound;

        $sql = "SELECT p.rowid, p.label as label, pa.qty as qty, pa.fk_product_fils as id, p.fk_product_type, pa.incdec";
        $sql.= " FROM ".MAIN_DB_PREFIX."product as p";
        $sql.= ", ".MAIN_DB_PREFIX."product_association as pa";
        $sql.= " WHERE p.rowid = pa.fk_product_fils";
        $sql.= " AND pa.fk_product_pere = ".$id;
        $sql.= " AND pa.fk_product_fils != ".$id;    // This should not happens, it is to avoid infinite loop if it happens

        dol_syslog(get_class($this).'::getChildsArbo id='.$id.' level='.$level, LOG_DEBUG);

        if ($level == 1) { $alreadyfound=array($id=>1);    // We init array of found object to start of tree, so if we found it later (should not happened), we stop immediatly
        }
        // Protection against infinite loop
        if ($level > 30) { return array();
        }

        $res  = $this->db->query($sql);
        if ($res) {
            $prods = array();
            while ($rec = $this->db->fetch_array($res))
            {
                if (! empty($alreadyfound[$rec['rowid']])) {
                    dol_syslog(get_class($this).'::getChildsArbo the product id='.$rec['rowid'].' was already found at a higher level in tree. We discard to avoid infinite loop', LOG_WARNING);
                    continue;
                }
                $alreadyfound[$rec['rowid']]=1;
                $prods[$rec['rowid']]= array(
                 0=>$rec['rowid'],
                 1=>$rec['qty'],
                 2=>$rec['fk_product_type'],
                 3=>$this->db->escape($rec['label']),
                 4=>$rec['incdec']
                );
                //$prods[$this->db->escape($rec['label'])]= array(0=>$rec['id'],1=>$rec['qty'],2=>$rec['fk_product_type']);
                //$prods[$this->db->escape($rec['label'])]= array(0=>$rec['id'],1=>$rec['qty']);
                if (empty($firstlevelonly)) {
                       $listofchilds=$this->getChildsArbo($rec['rowid'], 0, $level + 1);
                    foreach($listofchilds as $keyChild => $valueChild)
                       {
                        $prods[$rec['rowid']]['childs'][$keyChild] = $valueChild;
                    }
                }
            }

            return $prods;
        }
        else
        {
            dol_print_error($this->db);
            return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *     Return tree of all subproducts for product. Tree contains id, name and quantity.
     *     Set this->sousprods
     *
     * @return void
     */
    function get_sousproduits_arbo()
    {
        // phpcs:enable
        $parent=array();

        foreach($this->getChildsArbo($this->id) as $keyChild => $valueChild)    // Warning. getChildsArbo can call getChildsArbo recursively. Starting point is $value[0]=id of product
        {
            $parent[$this->label][$keyChild] = $valueChild;
        }
        foreach($parent as $key => $value)        // key=label, value is array of childs
        {
            $this->sousprods[$key] = $value;
        }
    }

    /**
     *    Return clicable link of object (with eventually picto)
     *
     * @param  int    $withpicto             Add picto into link
     * @param  string $option                Where point the link ('stock', 'composition', 'category', 'supplier', '')
     * @param  int    $maxlength             Maxlength of ref
     * @param  int    $save_lastsearch_value -1=Auto, 0=No save of lastsearch_values when clicking, 1=Save lastsearch_values whenclicking
     * @return string                                String with URL
     */
    public function getNomUrl($withpicto=0, $option='', $maxlength=0, $save_lastsearch_value=-1)
    {
        global $conf, $langs, $hookmanager;
        include_once DOL_DOCUMENT_ROOT.'/core/lib/product.lib.php';

        $result='';
        $newref=$this->ref;
        if ($maxlength) { $newref=dol_trunc($newref, $maxlength, 'middle');
        }

        if ($this->type == Product::TYPE_PRODUCT) { $label = '<u>' . $langs->trans("ShowProduct") . '</u>';
        }
        if ($this->type == Product::TYPE_SERVICE) { $label = '<u>' . $langs->trans("ShowService") . '</u>';
        }
        if (! empty($this->ref)) {
            $label .= '<br><b>' . $langs->trans('ProductRef') . ':</b> ' . $this->ref;
        }
        if (! empty($this->label)) {
            $label .= '<br><b>' . $langs->trans('ProductLabel') . ':</b> ' . $this->label;
        }

        if ($this->type == Product::TYPE_PRODUCT) {
            if ($this->weight) {  $label.="<br><b>".$langs->trans("Weight").'</b>: '.$this->weight.' '.measuring_units_string($this->weight_units, "weight");
            }
            if ($this->length) {  $label.="<br><b>".$langs->trans("Length").'</b>: '.$this->length.' '.measuring_units_string($this->length_units, 'length');
            }
            if ($this->surface) { $label.="<br><b>".$langs->trans("Surface").'</b>: '.$this->surface.' '.measuring_units_string($this->surface_units, 'surface');
            }
            if ($this->volume) {  $label.="<br><b>".$langs->trans("Volume").'</b>: '.$this->volume.' '.measuring_units_string($this->volume_units, 'volume');
            }
        }

        if ($this->type == Product::TYPE_PRODUCT || ! empty($conf->global->STOCK_SUPPORTS_SERVICES)) {
            if (! empty($conf->productbatch->enabled)) {
                   $langs->load("productbatch");
                $label.="<br><b>".$langs->trans("ManageLotSerial").'</b>: '.$this->getLibStatut(0, 2);
            }
        }
        //if ($this->type == Product::TYPE_SERVICE)
        //{
            //
        //}
        if (! empty($conf->accounting->enabled) && $this->status) {
            include_once DOL_DOCUMENT_ROOT.'/core/lib/accounting.lib.php';
            $label.= '<br><b>' . $langs->trans('ProductAccountancySellCode') . ':</b> '. length_accountg($this->accountancy_code_sell);
            $label.= '<br><b>' . $langs->trans('ProductAccountancySellIntraCode') . ':</b> '. length_accountg($this->accountancy_code_sell_export);
            $label.= '<br><b>' . $langs->trans('ProductAccountancySellExportCode') . ':</b> '. length_accountg($this->accountancy_code_sell_intra);
        }
        if (! empty($conf->accounting->enabled) && $this->status_buy) {
            include_once DOL_DOCUMENT_ROOT.'/core/lib/accounting.lib.php';
            $label.= '<br><b>' . $langs->trans('ProductAccountancyBuyCode') . ':</b> '. length_accountg($this->accountancy_code_buy);
        }
        if (! empty($this->entity)) {
            $tmpphoto = $this->show_photos('product', $conf->product->multidir_output[$this->entity], 1, 1, 0, 0, 0, 80);
            if ($this->nbphoto > 0) { $label .= '<br>' . $tmpphoto;
            }
        }

        $linkclose='';
        if (empty($notooltip)) {
            if (! empty($conf->global->MAIN_OPTIMIZEFORTEXTBROWSER)) {
                $label=$langs->trans("ShowOrder");
                $linkclose.=' alt="'.dol_escape_htmltag($label, 1).'"';
            }

            $linkclose.= ' title="'.dol_escape_htmltag($label, 1, 1).'"';
            $linkclose.= ' class="classfortooltip"';

            /*
            $hookmanager->initHooks(array('productdao'));
            $parameters=array('id'=>$this->id);
            $reshook=$hookmanager->executeHooks('getnomurltooltip',$parameters,$this,$action);    // Note that $action and $object may have been modified by some hooks
            if ($reshook > 0) $linkclose = $hookmanager->resPrint;
            */
        }

        if ($option == 'supplier' || $option == 'category') {
            $url = DOL_URL_ROOT.'/product/fournisseurs.php?id='.$this->id;
        } else if ($option == 'stock') {
            $url = DOL_URL_ROOT.'/product/stock/product.php?id='.$this->id;
        } else if ($option == 'composition') {
            $url = DOL_URL_ROOT.'/product/composition/card.php?id='.$this->id;
        } else {
            $url = DOL_URL_ROOT.'/product/card.php?id='.$this->id;
        }

        if ($option !== 'nolink') {
            // Add param to save lastsearch_values or not
            $add_save_lastsearch_values=($save_lastsearch_value == 1 ? 1 : 0);
            if ($save_lastsearch_value == -1 && preg_match('/list\.php/', $_SERVER["PHP_SELF"])) { $add_save_lastsearch_values=1;
            }
            if ($add_save_lastsearch_values) { $url.='&save_lastsearch_values=1';
            }
        }

        $linkstart = '<a href="'.$url.'"';
        $linkstart.=$linkclose.'>';
        $linkend='</a>';

        $result.=$linkstart;
        if ($withpicto) {
            if ($this->type == Product::TYPE_PRODUCT) { $result.=(img_object(($notooltip?'':$label), 'product', ($notooltip?'class="paddingright"':'class="paddingright classfortooltip"'), 0, 0, $notooltip?0:1));
            }
            if ($this->type == Product::TYPE_SERVICE) { $result.=(img_object(($notooltip?'':$label), 'service', ($notooltip?'class="paddinright"':'class="paddingright classfortooltip"'), 0, 0, $notooltip?0:1));
            }
        }
        $result.= $newref;
        $result.= $linkend;

        global $action;
        $hookmanager->initHooks(array('productdao'));
        $parameters=array('id'=>$this->id, 'getnomurl'=>$result);
        $reshook=$hookmanager->executeHooks('getNomUrl', $parameters, $this, $action);    // Note that $action and $object may have been modified by some hooks
        if ($reshook > 0) { $result = $hookmanager->resPrint;
        } else { $result .= $hookmanager->resPrint;
        }

        return $result;
    }


    /**
     *  Create a document onto disk according to template module.
     *
     * @param  string    $modele      Force model to use ('' to not force)
     * @param  Translate $outputlangs Object langs to use for output
     * @param  int       $hidedetails Hide details of lines
     * @param  int       $hidedesc    Hide description
     * @param  int       $hideref     Hide ref
     * @return int                         0 if KO, 1 if OK
     */
    public function generateDocument($modele, $outputlangs, $hidedetails=0, $hidedesc=0, $hideref=0)
    {
        global $conf,$user,$langs;

        $langs->load("products");

        // Positionne le modele sur le nom du modele a utiliser
        if (! dol_strlen($modele)) {
            if (! empty($conf->global->PRODUCT_ADDON_PDF)) {
                $modele = $conf->global->PRODUCT_ADDON_PDF;
            }
            else
            {
                $modele = 'strato';
            }
        }

        $modelpath = "core/modules/product/doc/";

        return $this->commonGenerateDocument($modelpath, $modele, $outputlangs, $hidedetails, $hidedesc, $hideref);
    }

    /**
     *    Return label of status of object
     *
     * @param  int $mode 0=long label, 1=short label, 2=Picto + short label, 3=Picto, 4=Picto + long label, 5=Short label + Picto
     * @param  int $type 0=Sell, 1=Buy, 2=Batch Number management
     * @return string          Label of status
     */
    public function getLibStatut($mode=0, $type=0)
    {
        switch ($type)
        {
        case 0:
            return $this->LibStatut($this->status, $mode, $type);
        case 1:
            return $this->LibStatut($this->status_buy, $mode, $type);
        case 2:
            return $this->LibStatut($this->status_batch, $mode, $type);
        default:
            //Simulate previous behavior but should return an error string
            return $this->LibStatut($this->status_buy, $mode, $type);
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *    Return label of a given status
     *
     * @param  int $status Statut
     * @param  int $mode   0=long label, 1=short label, 2=Picto + short label, 3=Picto, 4=Picto + long label, 5=Short label + Picto
     * @param  int $type   0=Status "to sell", 1=Status "to buy", 2=Status "to Batch"
     * @return string              Label of status
     */
    function LibStatut($status,$mode=0,$type=0)
    {
        // phpcs:enable
        global $conf, $langs;

        $langs->load('products');
        if (! empty($conf->productbatch->enabled)) { $langs->load("productbatch");
        }

        if ($type == 2) {
            switch ($mode)
            {
            case 0:
                return ($status == 0 ? $langs->trans('ProductStatusNotOnBatch') : $langs->trans('ProductStatusOnBatch'));
            case 1:
                return ($status == 0 ? $langs->trans('ProductStatusNotOnBatchShort') : $langs->trans('ProductStatusOnBatchShort'));
            case 2:
                return $this->LibStatut($status, 3, 2).' '.$this->LibStatut($status, 1, 2);
            case 3:
                if ($status == 0) {
                    return img_picto($langs->trans('ProductStatusNotOnBatch'), 'statut5');
                }
                return img_picto($langs->trans('ProductStatusOnBatch'), 'statut4');
            case 4:
                return $this->LibStatut($status, 3, 2).' '.$this->LibStatut($status, 0, 2);
            case 5:
                return $this->LibStatut($status, 1, 2).' '.$this->LibStatut($status, 3, 2);
            default:
                return $langs->trans('Unknown');
            }
        }
        if ($mode == 0) {
            if ($status == 0) { return ($type==0 ? $langs->trans('ProductStatusNotOnSellShort'):$langs->trans('ProductStatusNotOnBuyShort'));
            } elseif ($status == 1) { return ($type==0 ? $langs->trans('ProductStatusOnSellShort'):$langs->trans('ProductStatusOnBuyShort'));
            }
        }
        elseif ($mode == 1) {
            if ($status == 0) { return ($type==0 ? $langs->trans('ProductStatusNotOnSell'):$langs->trans('ProductStatusNotOnBuy'));
            } elseif ($status == 1) { return ($type==0 ? $langs->trans('ProductStatusOnSell'):$langs->trans('ProductStatusOnBuy'));
            }
        }
        elseif ($mode == 2) {
            if ($status == 0) { return img_picto($langs->trans('ProductStatusNotOnSell'), 'statut5', 'class="pictostatus"').' '.($type==0 ? $langs->trans('ProductStatusNotOnSellShort'):$langs->trans('ProductStatusNotOnBuyShort'));
            } elseif ($status == 1) { return img_picto($langs->trans('ProductStatusOnSell'), 'statut4', 'class="pictostatus"').' '.($type==0 ? $langs->trans('ProductStatusOnSellShort'):$langs->trans('ProductStatusOnBuyShort'));
            }
        }
        elseif ($mode == 3) {
            if ($status == 0) { return img_picto(($type==0 ? $langs->trans('ProductStatusNotOnSell') : $langs->trans('ProductStatusNotOnBuy')), 'statut5', 'class="pictostatus"');
            } elseif ($status == 1) { return img_picto(($type==0 ? $langs->trans('ProductStatusOnSell') : $langs->trans('ProductStatusOnBuy')), 'statut4', 'class="pictostatus"');
            }
        }
        elseif ($mode == 4) {
            if ($status == 0) { return img_picto($langs->trans('ProductStatusNotOnSell'), 'statut5', 'class="pictostatus"').' '.($type==0 ? $langs->trans('ProductStatusNotOnSell'):$langs->trans('ProductStatusNotOnBuy'));
            } elseif ($status == 1) { return img_picto($langs->trans('ProductStatusOnSell'), 'statut4', 'class="pictostatus"').' '.($type==0 ? $langs->trans('ProductStatusOnSell'):$langs->trans('ProductStatusOnBuy'));
            }
        }
        elseif ($mode == 5) {
            if ($status == 0) { return ($type==0 ? $langs->trans('ProductStatusNotOnSellShort'):$langs->trans('ProductStatusNotOnBuyShort')).' '.img_picto(($type==0 ? $langs->trans('ProductStatusNotOnSell'):$langs->trans('ProductStatusNotOnBuy')), 'statut5', 'class="pictostatus"');
            } elseif ($status == 1) { return ($type==0 ? $langs->trans('ProductStatusOnSellShort'):$langs->trans('ProductStatusOnBuyShort')).' '.img_picto(($type==0 ? $langs->trans('ProductStatusOnSell'):$langs->trans('ProductStatusOnBuy')), 'statut4', 'class="pictostatus"');
            }
        }
        elseif ($mode == 6) {
            if ($status == 0) { return ($type==0 ? $langs->trans('ProductStatusNotOnSellShort'):$langs->trans('ProductStatusNotOnBuyShort')).' '.img_picto(($type==0 ? $langs->trans('ProductStatusNotOnSell'):$langs->trans('ProductStatusNotOnBuy')), 'statut5', 'class="pictostatus"');
            } elseif ($status == 1) { return ($type==0 ? $langs->trans('ProductStatusOnSellShort'):$langs->trans('ProductStatusOnBuyShort')).' '.img_picto(($type==0 ? $langs->trans('ProductStatusOnSell'):$langs->trans('ProductStatusOnBuy')), 'statut4', 'class="pictostatus"');
            }
        }
        return $langs->trans('Unknown');
    }


    /**
     *  Retourne le libelle du finished du produit
     *
     * @return string        Libelle
     */
    function getLibFinished()
    {
        global $langs;
        $langs->load('products');

        if ($this->finished == '0') { return $langs->trans("RowMaterial");
        }
        if ($this->finished == '1') { return $langs->trans("Finished");
        }
        return '';
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Adjust stock in a warehouse for product
     *
     * @param  User   $user           user asking change
     * @param  int    $id_entrepot    id of warehouse
     * @param  double $nbpiece        nb of units
     * @param  int    $movement       0 = add, 1 = remove
     * @param  string $label          Label of stock movement
     * @param  double $price          Unit price HT of product, used to calculate average weighted price (PMP in french). If 0, average weighted price is not changed.
     * @param  string $inventorycode  Inventory code
     * @param  string $origin_element Origin element type
     * @param  int    $origin_id      Origin id of element
     * @return int                     <0 if KO, >0 if OK
     */
    function correct_stock($user, $id_entrepot, $nbpiece, $movement, $label='', $price=0, $inventorycode='', $origin_element='', $origin_id=null)
    {
        // phpcs:enable
        if ($id_entrepot) {
            $this->db->begin();

            include_once DOL_DOCUMENT_ROOT .'/product/stock/class/mouvementstock.class.php';

            $op[0] = "+".trim($nbpiece);
            $op[1] = "-".trim($nbpiece);

            $movementstock=new MouvementStock($this->db);
            $movementstock->setOrigin($origin_element, $origin_id);
            $result=$movementstock->_create($user, $this->id, $id_entrepot, $op[$movement], $movement, $price, $label, $inventorycode);

            if ($result >= 0) {
                $this->db->commit();
                return 1;
            }
            else
            {
                $this->error=$movementstock->error;
                $this->errors=$movementstock->errors;

                $this->db->rollback();
                return -1;
            }
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Adjust stock in a warehouse for product with batch number
     *
     * @param  User   $user           user asking change
     * @param  int    $id_entrepot    id of warehouse
     * @param  double $nbpiece        nb of units
     * @param  int    $movement       0 = add, 1 = remove
     * @param  string $label          Label of stock movement
     * @param  double $price          Price to use for stock eval
     * @param  date   $dlc            eat-by date
     * @param  date   $dluo           sell-by date
     * @param  string $lot            Lot number
     * @param  string $inventorycode  Inventory code
     * @param  string $origin_element Origin element type
     * @param  int    $origin_id      Origin id of element
     * @return int                     <0 if KO, >0 if OK
     */
    function correct_stock_batch($user, $id_entrepot, $nbpiece, $movement, $label='', $price=0, $dlc='', $dluo='',$lot='', $inventorycode='', $origin_element='', $origin_id=null)
    {
        // phpcs:enable
        if ($id_entrepot) {
            $this->db->begin();

            include_once DOL_DOCUMENT_ROOT .'/product/stock/class/mouvementstock.class.php';

            $op[0] = "+".trim($nbpiece);
            $op[1] = "-".trim($nbpiece);

            $movementstock=new MouvementStock($this->db);
            $movementstock->setOrigin($origin_element, $origin_id);
            $result=$movementstock->_create($user, $this->id, $id_entrepot, $op[$movement], $movement, $price, $label, $inventorycode, '', $dlc, $dluo, $lot);

            if ($result >= 0) {
                $this->db->commit();
                return 1;
            }
            else
            {
                $this->error=$movementstock->error;
                $this->errors=$movementstock->errors;

                $this->db->rollback();
                return -1;
            }
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *    Load information about stock of a product into ->stock_reel, ->stock_warehouse[] (including stock_warehouse[idwarehouse]->detail_batch for batch products)
     *    This function need a lot of load. If you use it on list, use a cache to execute it once for each product id.
     *    If ENTREPOT_EXTRA_STATUS set, filtering on warehouse status possible.
     *
     * @param  string $option '' = Load all stock info, also from closed and internal warehouses,
     * @return int                   < 0 if KO, > 0 if OK
     * @see    load_virtual_stock(), loadBatchInfo()
     */
    function load_stock($option='')
    {
        // phpcs:enable
        global $conf;

        $this->stock_reel = 0;
        $this->stock_warehouse = array();
        $this->stock_theorique = 0;

        $warehouseStatus = array();

        if (preg_match('/warehouseclosed/', $option)) {
            $warehouseStatus[] = Entrepot::STATUS_CLOSED;
        }
        if (preg_match('/warehouseopen/', $option)) {
            $warehouseStatus[] = Entrepot::STATUS_OPEN_ALL;
        }
        if (preg_match('/warehouseinternal/', $option)) {
            $warehouseStatus[] = Entrepot::STATUS_OPEN_INTERNAL;
        }

        $sql = "SELECT ps.rowid, ps.reel, ps.fk_entrepot";
        $sql.= " FROM ".MAIN_DB_PREFIX."product_stock as ps";
        $sql.= ", ".MAIN_DB_PREFIX."entrepot as w";
        $sql.= " WHERE w.entity IN (".getEntity('stock').")";
        $sql.= " AND w.rowid = ps.fk_entrepot";
        $sql.= " AND ps.fk_product = ".$this->id;
        if ($conf->global->ENTREPOT_EXTRA_STATUS && count($warehouseStatus)) { $sql.= " AND w.statut IN (".$this->db->escape(implode(',', $warehouseStatus)).")";
        }

        dol_syslog(get_class($this)."::load_stock", LOG_DEBUG);
        $result = $this->db->query($sql);
        if ($result) {
            $num = $this->db->num_rows($result);
            $i=0;
            if ($num > 0) {
                while ($i < $num)
                {
                    $row = $this->db->fetch_object($result);
                    $this->stock_warehouse[$row->fk_entrepot] = new stdClass();
                    $this->stock_warehouse[$row->fk_entrepot]->real = $row->reel;
                    $this->stock_warehouse[$row->fk_entrepot]->id = $row->rowid;
                    if ((! preg_match('/nobatch/', $option)) && $this->hasbatch()) { $this->stock_warehouse[$row->fk_entrepot]->detail_batch=Productbatch::findAll($this->db, $row->rowid, 1, $this->id);
                    }
                    $this->stock_reel+=$row->reel;
                    $i++;
                }
            }
            $this->db->free($result);

            if (! preg_match('/novirtual/', $option)) {
                $this->load_virtual_stock();        // This also load stats_commande_fournisseur, ...
            }

            return 1;
        }
        else
        {
            $this->error=$this->db->lasterror();
            return -1;
        }
    }

	// phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *    Load value ->stock_theorique of a product. Property this->id must be defined.
     *    This function need a lot of load. If you use it on list, use a cache to execute it one for each product id.
     *
     * @return int             < 0 if KO, > 0 if OK
     * @see    load_stock(), loadBatchInfo()
     */
    function load_virtual_stock()
    {
     // phpcs:enable
        global $conf, $hookmanager, $action;

        $stock_commande_client=0;
        $stock_commande_fournisseur=0;
        $stock_sending_client=0;
        $stock_reception_fournisseur=0;

        if (! empty($conf->commande->enabled)) {
            $result=$this->load_stats_commande(0, '1,2', 1);
            if ($result < 0) { dol_print_error($this->db, $this->error);
            }
            $stock_commande_client=$this->stats_commande['qty'];
        }
        if (! empty($conf->expedition->enabled)) {
            $result=$this->load_stats_sending(0, '1,2', 1);
            if ($result < 0) { dol_print_error($this->db, $this->error);
            }
            $stock_sending_client=$this->stats_expedition['qty'];
        }
        if (! empty($conf->fournisseur->enabled)) {
            $result=$this->load_stats_commande_fournisseur(0, '1,2,3,4', 1);
            if ($result < 0) { dol_print_error($this->db, $this->error);
            }
            $stock_commande_fournisseur=$this->stats_commande_fournisseur['qty'];

            $result=$this->load_stats_reception(0, '4', 1);
            if ($result < 0) { dol_print_error($this->db, $this->error);
            }
            $stock_reception_fournisseur=$this->stats_reception['qty'];
        }

        // Stock decrease mode
        if (! empty($conf->global->STOCK_CALCULATE_ON_SHIPMENT) || ! empty($conf->global->STOCK_CALCULATE_ON_SHIPMENT_CLOSE)) {
            $this->stock_theorique=$this->stock_reel-$stock_commande_client+$stock_sending_client;
        }
        if (! empty($conf->global->STOCK_CALCULATE_ON_VALIDATE_ORDER)) {
            $this->stock_theorique=$this->stock_reel;
        }
        if (! empty($conf->global->STOCK_CALCULATE_ON_BILL)) {
            $this->stock_theorique=$this->stock_reel-$stock_commande_client;
        }
        // Stock Increase mode
        if (! empty($conf->global->STOCK_CALCULATE_ON_SUPPLIER_DISPATCH_ORDER)) {
            $this->stock_theorique+=$stock_commande_fournisseur-$stock_reception_fournisseur;
        }
        if (! empty($conf->global->STOCK_CALCULATE_ON_SUPPLIER_VALIDATE_ORDER)) {
            $this->stock_theorique-=$stock_reception_fournisseur;
        }
        if (! empty($conf->global->STOCK_CALCULATE_ON_SUPPLIER_BILL)) {
            $this->stock_theorique+=$stock_commande_fournisseur-$stock_reception_fournisseur;
        }

        if (! is_object($hookmanager)) {
            include_once DOL_DOCUMENT_ROOT.'/core/class/hookmanager.class.php';
            $hookmanager=new HookManager($this->db);
        }
        $hookmanager->initHooks(array('productdao'));
        $parameters=array('id'=>$this->id);
        // Note that $action and $object may have been modified by some hooks
        $reshook=$hookmanager->executeHooks('loadvirtualstock', $parameters, $this, $action);
        if ($reshook > 0) { $this->stock_theorique = $hookmanager->resArray['stock_theorique'];
        }

        return 1;
    }


    /**
     *  Load existing information about a serial
     *
     * @param  string $batch Lot/serial number
     * @return array                    Array with record into product_batch
     * @see    load_stock(), load_virtual_stock()
     */
    function loadBatchInfo($batch)
    {
        $result=array();

        $sql = "SELECT pb.batch, pb.eatby, pb.sellby, SUM(pb.qty) AS qty FROM ".MAIN_DB_PREFIX."product_batch as pb, ".MAIN_DB_PREFIX."product_stock as ps";
        $sql.= " WHERE pb.fk_product_stock = ps.rowid AND ps.fk_product = ".$this->id." AND pb.batch = '".$this->db->escape($batch)."'";
        $sql.= " GROUP BY pb.batch, pb.eatby, pb.sellby";
        dol_syslog(get_class($this)."::loadBatchInfo load first entry found for lot/serial = ".$batch, LOG_DEBUG);
        $resql = $this->db->query($sql);
        if ($resql) {
            $num = $this->db->num_rows($resql);
            $i=0;
            while ($i < $num)
            {
                $obj = $this->db->fetch_object($resql);
                $result[]=array('batch'=>$batch, 'eatby'=>$this->db->jdate($obj->eatby), 'sellby'=>$this->db->jdate($obj->sellby), 'qty'=>$obj->qty);
                $i++;
            }
            return $result;
        }
        else
        {
            dol_print_error($this->db);
            $this->db->rollback();
            return array();
        }
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Move an uploaded file described into $file array into target directory $sdir.
     *
     * @param  string $sdir Target directory
     * @param  string $file Array of file info of file to upload: array('name'=>..., 'tmp_name'=>...)
     * @return int                    <0 if KO, >0 if OK
     */
    function add_photo($sdir, $file)
    {
        // phpcs:enable
        global $conf;

        include_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';

        $result = 0;

        $dir = $sdir;
        if (! empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) { $dir .= '/'. get_exdir($this->id, 2, 0, 0, $this, 'product') . $this->id ."/photos";
        } else { $dir .= '/'.get_exdir(0, 0, 0, 0, $this, 'product').dol_sanitizeFileName($this->ref);
        }

        dol_mkdir($dir);

        $dir_osencoded=$dir;

        if (is_dir($dir_osencoded)) {
            $originImage = $dir . '/' . $file['name'];

            // Cree fichier en taille origine
            $result=dol_move_uploaded_file($file['tmp_name'], $originImage, 1);

            if (file_exists(dol_osencode($originImage))) {
                // Create thumbs
                $this->addThumbs($originImage);
            }
        }

        if (is_numeric($result) && $result > 0) { return 1;
        } else { return -1;
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Return if at least one photo is available
     *
     * @param  string $sdir Directory to scan
     * @return boolean                 True if at least one photo is available, False if not
     */
    function is_photo_available($sdir)
    {
        // phpcs:enable
        include_once DOL_DOCUMENT_ROOT .'/core/lib/files.lib.php';
        include_once DOL_DOCUMENT_ROOT .'/core/lib/images.lib.php';

        global $conf;

        $dir = $sdir;
        if (! empty($conf->global->PRODUCT_USE_OLD_PATH_FOR_PHOTO)) { $dir .= '/'. get_exdir($this->id, 2, 0, 0, $this, 'product') . $this->id ."/photos/";
        } else { $dir .= '/'.get_exdir(0, 0, 0, 0, $this, 'product').dol_sanitizeFileName($this->ref).'/';
        }

        $nbphoto=0;

        $dir_osencoded=dol_osencode($dir);
        if (file_exists($dir_osencoded)) {
            $handle=opendir($dir_osencoded);
            if (is_resource($handle)) {
                while (($file = readdir($handle)) !== false)
                {
                    if (! utf8_check($file)) { $file=utf8_encode($file);    // To be sure data is stored in UTF8 in memory
                    }
                    if (dol_is_file($dir.$file) && image_format_supported($file) > 0) { return true;
                    }
                }
            }
        }
        return false;
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Retourne tableau de toutes les photos du produit
     *
     * @param  string $dir   Repertoire a scanner
     * @param  int    $nbmax Nombre maximum de photos (0=pas de max)
     * @return array                   Tableau de photos
     */
    function liste_photos($dir,$nbmax=0)
    {
        // phpcs:enable
        include_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
        include_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';

        $nbphoto=0;
        $tabobj=array();

        $dir_osencoded=dol_osencode($dir);
        $handle=@opendir($dir_osencoded);
        if (is_resource($handle)) {
            while (($file = readdir($handle)) !== false)
            {
                if (! utf8_check($file)) { $file=utf8_encode($file);    // readdir returns ISO
                }
                if (dol_is_file($dir.$file) && image_format_supported($file) >= 0) {
                    $nbphoto++;

                    // On determine nom du fichier vignette
                    $photo=$file;
                    $photo_vignette='';
                    if (preg_match('/('.$this->regeximgext.')$/i', $photo, $regs)) {
                        $photo_vignette=preg_replace('/'.$regs[0].'/i', '', $photo).'_small'.$regs[0];
                    }

                    $dirthumb = $dir.'thumbs/';

                    // Objet
                    $obj=array();
                    $obj['photo']=$photo;
                    if ($photo_vignette && dol_is_file($dirthumb.$photo_vignette)) { $obj['photo_vignette']='thumbs/' . $photo_vignette;
                    } else { $obj['photo_vignette']="";
                    }

                    $tabobj[$nbphoto-1]=$obj;

                    // On continue ou on arrete de boucler ?
                    if ($nbmax && $nbphoto >= $nbmax) { break;
                    }
                }
            }

            closedir($handle);
        }

        return $tabobj;
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Efface la photo du produit et sa vignette
     *
     * @param  string $file Chemin de l'image
     * @return void
     */
    function delete_photo($file)
    {
        // phpcs:enable
        include_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
        include_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';

        $dir = dirname($file).'/'; // Chemin du dossier contenant l'image d'origine
        $dirthumb = $dir.'/thumbs/'; // Chemin du dossier contenant la vignette
        $filename = preg_replace('/'.preg_quote($dir, '/').'/i', '', $file); // Nom du fichier

        // On efface l'image d'origine
        dol_delete_file($file, 0, 0, 0, $this); // For triggers

        // Si elle existe, on efface la vignette
        if (preg_match('/('.$this->regeximgext.')$/i', $filename, $regs)) {
            $photo_vignette=preg_replace('/'.$regs[0].'/i', '', $filename).'_small'.$regs[0];
            if (file_exists(dol_osencode($dirthumb.$photo_vignette))) {
                dol_delete_file($dirthumb.$photo_vignette);
            }

            $photo_vignette=preg_replace('/'.$regs[0].'/i', '', $filename).'_mini'.$regs[0];
            if (file_exists(dol_osencode($dirthumb.$photo_vignette))) {
                dol_delete_file($dirthumb.$photo_vignette);
            }
        }
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Load size of image file
     *
     * @param  string $file Path to file
     * @return void
     */
    function get_image_size($file)
    {
        // phpcs:enable
        $file_osencoded=dol_osencode($file);
        $infoImg = getimagesize($file_osencoded); // Get information on image
        $this->imgWidth = $infoImg[0]; // Largeur de l'image
        $this->imgHeight = $infoImg[1]; // Hauteur de l'image
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Load indicators this->nb for the dashboard
     *
     * @return int                 <0 if KO, >0 if OK
     */
    function load_state_board()
    {
        // phpcs:enable
        global $conf, $user, $hookmanager;

        $this->nb=array();

        $sql = "SELECT count(p.rowid) as nb, fk_product_type";
        $sql.= " FROM ".MAIN_DB_PREFIX."product as p";
        $sql.= ' WHERE p.entity IN ('.getEntity($this->element, 1).')';
        // Add where from hooks
        if (is_object($hookmanager)) {
            $parameters=array();
            $reshook=$hookmanager->executeHooks('printFieldListWhere', $parameters);    // Note that $action and $object may have been modified by hook
            $sql.=$hookmanager->resPrint;
        }
        $sql.= ' GROUP BY fk_product_type';

        $resql=$this->db->query($sql);
        if ($resql) {
            while ($obj=$this->db->fetch_object($resql))
            {
                if ($obj->fk_product_type == 1) { $this->nb["services"]=$obj->nb;
                } else { $this->nb["products"]=$obj->nb;
                }
            }
            $this->db->free($resql);
            return 1;
        }
        else
        {
            dol_print_error($this->db);
            $this->error=$this->db->error();
            return -1;
        }
    }

    /**
     * Return if object is a product
     *
     * @return boolean     True if it's a product
     */
    function isProduct()
    {
        return ($this->type == Product::TYPE_PRODUCT ? true : false);
    }

    /**
     * Return if object is a product
     *
     * @return boolean     True if it's a service
     */
    function isService()
    {
        return ($this->type == Product::TYPE_SERVICE ? true : false);
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     *  Get a barcode from the module to generate barcode values.
     *  Return value is stored into this->barcode
     *
     * @param  Product $object Object product or service
     * @param  string  $type   Barcode type (ean, isbn, ...)
     * @return void
     */
    function get_barcode($object,$type='')
    {
        // phpcs:enable
        global $conf;

        $result='';
        if (! empty($conf->global->BARCODE_PRODUCT_ADDON_NUM)) {
            $dirsociete=array_merge(array('/core/modules/barcode/'), $conf->modules_parts['barcode']);
            foreach ($dirsociete as $dirroot)
            {
                $res=dol_include_once($dirroot.$conf->global->BARCODE_PRODUCT_ADDON_NUM.'.php');
                if ($res) { break;
                }
            }
            $var = $conf->global->BARCODE_PRODUCT_ADDON_NUM;
            $mod = new $var;

            $result=$mod->getNextValue($object, $type);

            dol_syslog(get_class($this)."::get_barcode barcode=".$result." module=".$var);
        }
        return $result;
    }

    /**
     *  Initialise an instance with random values.
     *  Used to build previews or test instances.
     *    id must be 0 if object instance is a specimen.
     *
     * @return void
     */
    function initAsSpecimen()
    {
        global $user,$langs,$conf,$mysoc;

        $now=dol_now();

        // Initialize parameters
        $this->specimen=1;
        $this->id=0;
        $this->ref = 'PRODUCT_SPEC';
        $this->label = 'PRODUCT SPECIMEN';
        $this->description = 'This is description of this product specimen that was created the '.dol_print_date($now, 'dayhourlog').'.';
        $this->specimen=1;
        $this->country_id=1;
        $this->tosell=1;
        $this->tobuy=1;
        $this->tobatch=0;
        $this->note='This is a comment (private)';
        $this->date_creation = $now;
        $this->date_modification = $now;

        $this->weight = 4;
        $this->weight_unit = 1;

        $this->length = 5;
        $this->length_unit = 1;
        $this->width = 6;
        $this->width_unit = 0;
        $this->height = null;
        $this->height_unit = null;

        $this->surface = 30;
        $this->surface_unit = 0;
        $this->volume = 300;
        $this->volume_unit = 0;

        $this->barcode=-1;    // Create barcode automatically
    }

    /**
     *    Returns the text label from units dictionary
     *
     * @param  string $type Label type (long or short)
     * @return string|int <0 if ko, label if ok
     */
    function getLabelOfUnit($type='long')
    {
        global $langs;

        if (!$this->fk_unit) {
            return '';
        }

        $langs->load('products');

        $label_type = 'label';

        if ($type == 'short') {
            $label_type = 'short_label';
        }

        $sql = 'select '.$label_type.' from '.MAIN_DB_PREFIX.'c_units where rowid='.$this->fk_unit;
        $resql = $this->db->query($sql);
        if($resql && $this->db->num_rows($resql) > 0) {
            $res = $this->db->fetch_array($resql);
            $label = $res[$label_type];
            $this->db->free($resql);
            return $label;
        }
        else
        {
            $this->error=$this->db->error().' sql='.$sql;
            dol_syslog(get_class($this)."::getLabelOfUnit Error ".$this->error, LOG_ERR);
            return -1;
        }
    }

    /**
     * Return if object has a sell-by date or eat-by date
     *
     * @return boolean     True if it's has
     */
    function hasbatch()
    {
        return ($this->status_batch == 1 ? true : false);
    }


    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
    /**
     * Return minimum product recommended price
     *
     * @return int            Minimum recommanded price that is higher price among all suppliers * PRODUCT_MINIMUM_RECOMMENDED_PRICE
     */
    function min_recommended_price()
    {
        // phpcs:enable
        global $conf;

        $maxpricesupplier=0;

        if (! empty($conf->global->PRODUCT_MINIMUM_RECOMMENDED_PRICE)) {
            include_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
            $product_fourn = new ProductFournisseur($this->db);
            $product_fourn_list = $product_fourn->list_product_fournisseur_price($this->id, '', '');

            if (is_array($product_fourn_list) && count($product_fourn_list)>0) {
                foreach($product_fourn_list as $productfourn)
                {
                    if ($productfourn->fourn_unitprice > $maxpricesupplier) {
                        $maxpricesupplier = $productfourn->fourn_unitprice;
                    }
                }

                $maxpricesupplier *= $conf->global->PRODUCT_MINIMUM_RECOMMENDED_PRICE;
            }
        }

        return $maxpricesupplier;
    }


    /**
     * Sets object to supplied categories.
     *
     * Deletes object from existing categories not supplied.
     * Adds it to non existing supplied categories.
     * Existing categories are left untouch.
     *
     * @param  int[]|int $categories Category or categories IDs
     * @return void
     */
    public function setCategories($categories)
    {
        // Handle single category
        if (! is_array($categories)) {
            $categories = array($categories);
        }

        // Get current categories
        include_once DOL_DOCUMENT_ROOT . '/categories/class/categorie.class.php';
        $c = new Categorie($this->db);
        $existing = $c->containing($this->id, Categorie::TYPE_PRODUCT, 'id');

        // Diff
        if (is_array($existing)) {
            $to_del = array_diff($existing, $categories);
            $to_add = array_diff($categories, $existing);
        } else {
            $to_del = array(); // Nothing to delete
            $to_add = $categories;
        }

        // Process
        foreach($to_del as $del) {
            if ($c->fetch($del) > 0) {
                $c->del_type($this, 'product');
            }
        }
        foreach ($to_add as $add) {
            if ($c->fetch($add) > 0) {
                $c->add_type($this, 'product');
            }
        }

        return;
    }

    /**
     * Function used to replace a thirdparty id with another one.
     *
     * @param  DoliDB $db        Database handler
     * @param  int    $origin_id Old thirdparty id
     * @param  int    $dest_id   New thirdparty id
     * @return bool
     */
    public static function replaceThirdparty(DoliDB $db, $origin_id, $dest_id)
    {
        $tables = array(
        'product_customer_price',
        'product_customer_price_log'
        );

        return CommonObject::commonReplaceThirdparty($db, $origin_id, $dest_id, $tables);
    }

    /**
     * Generates prices for a product based on product multiprice generation rules
     *
     * @param  User   $user       User that updates the prices
     * @param  float  $baseprice  Base price
     * @param  string $price_type Base price type
     * @param  float  $price_vat  VAT % tax
     * @param  int    $npr        NPR
     * @param  string $psq        ¿?
     * @return int -1 KO, 1 OK
     */
    public function generateMultiprices(User $user, $baseprice, $price_type, $price_vat, $npr, $psq)
    {
        global $conf, $db;

        $sql = "SELECT rowid, level, fk_level, var_percent, var_min_percent FROM ".MAIN_DB_PREFIX."product_pricerules";
        $query = $db->query($sql);

        $rules = array();

        while ($result = $db->fetch_object($query)) {
            $rules[$result->level] = $result;
        }

        //Because prices can be based on other level's prices, we temporarily store them
        $prices = array(
        1 => $baseprice
        );

        for ($i = 1; $i <= $conf->global->PRODUIT_MULTIPRICES_LIMIT; $i++) {

            $price = $baseprice;
            $price_min = $baseprice;

            //We have to make sure it does exist and it is > 0
            //First price level only allows changing min_price
            if ($i > 1 && isset($rules[$i]->var_percent) && $rules[$i]->var_percent) {
                $price = $prices[$rules[$i]->fk_level] * (1 + ($rules[$i]->var_percent/100));
            }

            $prices[$i] = $price;

            //We have to make sure it does exist and it is > 0
            if (isset($rules[$i]->var_min_percent) && $rules[$i]->var_min_percent) {
                $price_min = $price * (1 - ($rules[$i]->var_min_percent/100));
            }

            //Little check to make sure the price is modified before triggering generation
            $check_amount = (($price == $this->multiprices[$i]) && ($price_min == $this->multiprices_min[$i]));
            $check_type = ($baseprice == $this->multiprices_base_type[$i]);

            if ($check_amount && $check_type) {
                continue;
            }

            if ($this->updatePrice($price, $price_type, $user, $price_vat, $price_min, $i, $npr, $psq, true) < 0) {
                return -1;
            }
        }

        return 1;
    }

    /**
     * Returns the rights used for this class
     *
     * @return stdClass
     */
    public function getRights()
    {
        global $user;

        if ($this->isProduct()) {
            return $user->rights->produit;
        } else {
            return $user->rights->service;
        }
    }

    /**
     *  Load information for tab info
     *
     * @param  int $id Id of thirdparty to load
     * @return void
     */
    function info($id)
    {
        $sql = "SELECT p.rowid, p.ref, p.datec as date_creation, p.tms as date_modification,";
        $sql.= " p.fk_user_author, p.fk_user_modif";
        $sql.= " FROM ".MAIN_DB_PREFIX.$this->table_element." as p";
        $sql.= " WHERE p.rowid = ".$id;

        $result=$this->db->query($sql);
        if ($result) {
            if ($this->db->num_rows($result)) {
                $obj = $this->db->fetch_object($result);

                $this->id = $obj->rowid;

                if ($obj->fk_user_author) {
                    $cuser = new User($this->db);
                    $cuser->fetch($obj->fk_user_author);
                    $this->user_creation     = $cuser;
                }

                if ($obj->fk_user_modif) {
                    $muser = new User($this->db);
                    $muser->fetch($obj->fk_user_modif);
                    $this->user_modification = $muser;
                }

                $this->ref                 = $obj->ref;
                $this->date_creation     = $this->db->jdate($obj->date_creation);
                $this->date_modification = $this->db->jdate($obj->date_modification);
            }

            $this->db->free($result);
        }
        else
        {
            dol_print_error($this->db);
        }
    }
}
