<?php
/* Copyright (C) 2006-2015 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2005-2013 Regis Houssin        <regis.houssin@capnetworks.com>
 * Copyright (C) 2010-2013 Juanjo Menent        <jmenent@2byte.es>
 * Copyright (C) 2012      Christophe Battarel  <christophe.battarel@altairis.fr>
 * Copyright (C) 2010-2015 Juanjo Menent        <jmenent@2byte.es>
 * Copyright (C) 2012-2013 Christophe Battarel  <christophe.battarel@altairis.fr>
 * Copyright (C) 2011-2014 Philippe Grand	    <philippe.grand@atoo-net.com>
 * Copyright (C) 2012-2015 Marcos García        <marcosgdf@gmail.com>
 * Copyright (C) 2012-2015 Raphaël Doursenaud   <rdoursenaud@gpcsolutions.fr>
 * Copyright (C) 2012      Cedric Salvador      <csalvador@gpcsolutions.fr>
 * Copyright (C) 2015      Alexandre Spangaro   <aspangaro.dolibarr@gmail.com>
 * Copyright (C) 2016      Bahfir abbes         <dolipar@dolipar.org>
 * Copyright (C) 2017      ATM Consulting       <support@atm-consulting.fr>
 * Copyright (C) 2017      Nicolas ZABOURI      <info@inovea-conseil.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

/**
 *	\file       htdocs/core/class/commonobject.class.php
 *	\ingroup    core
 *	\brief      File of parent class of all other business classes (invoices, contracts, proposals, orders, ...)
 */


/**
 *	Parent class of all other business classes (invoices, contracts, proposals, orders, ...)
 */
abstract class CommonObject
{
	/**
	 * @var DoliDb		Database handler (result of a new DoliDB)
	 */
	public $db;
	/**
	 * @var int The object identifier
	 */
	public $id;
	/**
	 * @var string 		Error string
	 * @see             errors
	 */
	public $error;
	/**
	 * @var string[]	Array of error strings
	 */
	public $errors=array();
	/**
	 * @var string
	 */
	public $element;
	/**
	 * @var string
	 */
	public $table_element;
	/**
	 * @var
	 */
	public $table_element_line;
	/**
	 * @var string		Key value used to track if data is coming from import wizard
	 */
	public $import_key;
	/**
	 * @var mixed		Contains data to manage extrafields
	 */
	public $array_options=array();
	/**
	 * @var int[][]		Array of linked objects ids. Loaded by ->fetchObjectLinked
	 */
	public $linkedObjectsIds;
	/**
	 * @var mixed		Array of linked objects. Loaded by ->fetchObjectLinked
	 */
	public $linkedObjects;
	/**
	 * @var Object      To store a cloned copy of object before to edit it and keep track of old properties
	 */
	public $oldcopy;

	/**
	 * @var string		Column name of the ref field.
	 */
	protected $table_ref_field = '';



	// Following vars are used by some objects only. We keep this property here in CommonObject to be able to provide common method using them.

	/**
	 * @var array<string,mixed>		Can be used to pass information when only object is provided to method
	 */
	public $context=array();

	/**
	 * @var string		Contains canvas name if record is an alternative canvas record
	 */
	public $canvas;

	/**
	 * @var Project The related project
	 * @see fetch_projet()
	 */
	public $project;
	/**
	 * @var int The related project ID
	 * @see setProject(), project
	 */
	public $fk_project;
	/**
	 * @deprecated
	 * @see project
	 */
	public $projet;

	/**
	 * @var Contact a related contact
	 * @see fetch_contact()
	 */
	public $contact;
	/**
	 * @var int The related contact ID
	 * @see fetch_contact()
	 */
	public $contact_id;

	/**
	 * @var Societe A related thirdparty
	 * @see fetch_thirdparty()
	 */
	public $thirdparty;

	/**
	 * @var User A related user
	 * @see fetch_user()
	 */
	public $user;

	/**
	 * @var string 	The type of originating object ('commande', 'facture', ...)
	 * @see fetch_origin()
	 */
	public $origin;
	/**
	 * @var int 	The id of originating object
	 * @see fetch_origin()
	 */
	public $origin_id;

	/**
	 * @var string The object's reference
	 */
	public $ref;
	/**
	 * @var string The object's previous reference
	 */
	public $ref_previous;
	/**
	 * @var string The object's next reference
	 */
	public $ref_next;
	/**
	 * @var string An external reference for the object
	 */
	public $ref_ext;

	/**
	 * @var int The object's status
	 * @see setStatut()
	 */
	public $statut;

	/**
	 * @var string
	 * @see getFullAddress()
	 */
	public $country;
	/**
	 * @var int
	 * @see getFullAddress(), country
	 */
	public $country_id;
	/**
	 * @var string
	 * @see getFullAddress(), isInEEC(), country
	 */
	public $country_code;

	/**
	 * @var int
	 * @see fetch_barcode()
	 */
	public $barcode_type;
	/**
	 * @var string
	 * @see fetch_barcode(), barcode_type
	 */
	public $barcode_type_code;
	/**
	 * @var string
	 * @see fetch_barcode(), barcode_type
	 */
	public $barcode_type_label;
	/**
	 * @var string
	 * @see fetch_barcode(), barcode_type
	 */
	public $barcode_type_coder;

	/**
	 * @var int Payment method ID (cheque, cash, ...)
	 * @see setPaymentMethods()
	 */
	public $mode_reglement_id;

	/**
	 * @var int Payment terms ID
	 * @see setPaymentTerms()
	 */
	public $cond_reglement_id;
	/**
	 * @var int Payment terms ID
	 * @deprecated Kept for compatibility
	 * @see cond_reglement_id;
	 */
	public $cond_reglement;

	/**
	 * @var int Delivery address ID
	 * @deprecated
	 * @see setDeliveryAddress()
	 */
	public $fk_delivery_address;

	/**
	 * @var int Shipping method ID
	 * @see setShippingMethod()
	 */
	public $shipping_method_id;

	/**
	 * @var string
	 * @see SetDocModel()
	 */
	public $modelpdf;

	/**
	 * @var int Bank account ID
	 * @see SetBankAccount()
	 */
	public $fk_account;

	/**
	 * @var string Public note
	 * @see update_note()
	 */
	public $note_public;
	/**
	 * @var string Private note
	 * @see update_note()
	 */
	public $note_private;
	/**
	 * @deprecated
	 * @see note_public
	 */
	public $note;

	/**
	 * @var float Total amount before taxes
	 * @see update_price()
	 */
	public $total_ht;
	/**
	 * @var float Total VAT amount
	 * @see update_price()
	 */
	public $total_tva;
	/**
	 * @var float Total local tax 1 amount
	 * @see update_price()
	 */
	public $total_localtax1;
	/**
	 * @var float Total local tax 2 amount
	 * @see update_price()
	 */
	public $total_localtax2;
	/**
	 * @var float Total amount with taxes
	 * @see update_price()
	 */
	public $total_ttc;

	/**
	 * @var CommonObjectLine[]
	 */
	public $lines;

	/**
	 * @var mixed		Contains comments
	 * @see fetchComments()
	 */
	public $comments=array();

	/**
	 * @var int
	 * @see setIncoterms()
	 */
	public $fk_incoterms;
	/**
	 * @var string
	 * @see SetIncoterms()
	 */
	public $libelle_incoterms;
	/**
	 * @var string
	 * @see display_incoterms()
	 */
	public $location_incoterms;

	public $name;
	public $lastname;
	public $firstname;
	public $civility_id;


	// No constructor as it is an abstract class

	/**
	 * Check an object id/ref exists
	 * If you don't need/want to instantiate object and just need to know if object exists, use this method instead of fetch
	 *
	 *  @param	string	$element   	String of element ('product', 'facture', ...)
	 *  @param	int		$id      	Id of object
	 *  @param  string	$ref     	Ref of object to check
	 *  @param	string	$ref_ext	Ref ext of object to check
	 *  @return int     			<0 if KO, 0 if OK but not found, >0 if OK and exists
	 */
	static function isExistingObject($element, $id, $ref='', $ref_ext='')
	{
		global $db,$conf;

		$sql = "SELECT rowid, ref, ref_ext";
		$sql.= " FROM ".MAIN_DB_PREFIX.$element;
		$sql.= " WHERE entity IN (".getEntity($element).")" ;

		if ($id > 0) $sql.= " AND rowid = ".$db->escape($id);
		else if ($ref) $sql.= " AND ref = '".$db->escape($ref)."'";
		else if ($ref_ext) $sql.= " AND ref_ext = '".$db->escape($ref_ext)."'";
		else {
			$error='ErrorWrongParameters';
			dol_print_error(get_class()."::isExistingObject ".$error, LOG_ERR);
			return -1;
		}
		if ($ref || $ref_ext) $sql.= " AND entity = ".$conf->entity;

		dol_syslog(get_class()."::isExistingObject", LOG_DEBUG);
		$resql = $db->query($sql);
		if ($resql)
		{
			$num=$db->num_rows($resql);
			if ($num > 0) return 1;
			else return 0;
		}
		return -1;
	}

	/**
	 * Method to output saved errors
	 *
	 * @return	string		String with errors
	 */
	function errorsToString()
	{
		return $this->error.(is_array($this->errors)?(($this->error!=''?', ':'').join(', ',$this->errors)):'');
	}

	/**
	 *	Return full name (civility+' '+name+' '+lastname)
	 *
	 *	@param	Translate	$langs			Language object for translation of civility (used only if option is 1)
	 *	@param	int			$option			0=No option, 1=Add civility
	 * 	@param	int			$nameorder		-1=Auto, 0=Lastname+Firstname, 1=Firstname+Lastname, 2=Firstname
	 * 	@param	int			$maxlen			Maximum length
	 * 	@return	string						String with full name
	 */
	function getFullName($langs,$option=0,$nameorder=-1,$maxlen=0)
	{
		//print "lastname=".$this->lastname." name=".$this->name." nom=".$this->nom."<br>\n";
		$lastname=$this->lastname;
		$firstname=$this->firstname;
		if (empty($lastname))  $lastname=(isset($this->lastname)?$this->lastname:(isset($this->name)?$this->name:(isset($this->nom)?$this->nom:(isset($this->societe)?$this->societe:(isset($this->company)?$this->company:'')))));

		$ret='';
		if ($option && $this->civility_id)
		{
			if ($langs->transnoentitiesnoconv("Civility".$this->civility_id)!="Civility".$this->civility_id) $ret.=$langs->transnoentitiesnoconv("Civility".$this->civility_id).' ';
			else $ret.=$this->civility_id.' ';
		}

		$ret.=dolGetFirstLastname($firstname, $lastname, $nameorder);

		return dol_trunc($ret,$maxlen);
	}

	/**
	 * 	Return full address of contact
	 *
	 * 	@param		int			$withcountry		1=Add country into address string
	 *  @param		string		$sep				Separator to use to build string
	 *	@return		string							Full address string
	 */
	function getFullAddress($withcountry=0,$sep="\n")
	{
		if ($withcountry && $this->country_id && (empty($this->country_code) || empty($this->country)))
		{
			require_once DOL_DOCUMENT_ROOT .'/core/lib/company.lib.php';
			$tmparray=getCountry($this->country_id,'all');
			$this->country_code=$tmparray['code'];
			$this->country     =$tmparray['label'];
		}

		return dol_format_address($this, $withcountry, $sep);
	}


	/**
	 * 	Return full address for banner
	 *
	 * 	@param		string		$htmlkey            HTML id to make banner content unique
	 *  @param      Object      $object				Object (thirdparty, thirdparty of contact for contact, null for a member)
	 *	@return		string							Full address string
	 */
	function getBannerAddress($htmlkey, $object)
	{
		global $conf, $langs;

		$countriesusingstate=array('AU','US','IN','GB','ES','UK','TR');    // See also option MAIN_FORCE_STATE_INTO_ADDRESS

		$contactid=0;
		$thirdpartyid=0;
		if ($this->element == 'societe')
		{
			$thirdpartyid=$this->id;
		}
		if ($this->element == 'contact')
		{
			$contactid=$this->id;
			$thirdpartyid=$object->fk_soc;
		}
		if ($this->element == 'user')
		{
			$contactid=$this->contact_id;
			$thirdpartyid=$object->fk_soc;
		}

		$out='<!-- BEGIN part to show address block -->';

		$outdone=0;
		$coords = $this->getFullAddress(1,', ');
		if ($coords)
		{
			if (! empty($conf->use_javascript_ajax))
			{
				$namecoords = $this->getFullName($langs,1).'<br>'.$coords;
				// hideonsmatphone because copyToClipboard call jquery dialog that does not work with jmobile
				$out.='<a href="#" class="hideonsmartphone" onclick="return copyToClipboard(\''.dol_escape_js($namecoords).'\',\''.dol_escape_js($langs->trans("HelpCopyToClipboard")).'\');">';
				$out.=img_picto($langs->trans("Address"), 'object_address.png');
				$out.='</a> ';
			}
			$out.=dol_print_address($coords, 'address_'.$htmlkey.'_'.$this->id, $this->element, $this->id, 1, ', '); $outdone++;
			$outdone++;
		}

		if (! in_array($this->country_code,$countriesusingstate) && empty($conf->global->MAIN_FORCE_STATE_INTO_ADDRESS)   // If MAIN_FORCE_STATE_INTO_ADDRESS is on, state is already returned previously with getFullAddress
				&& empty($conf->global->SOCIETE_DISABLE_STATE) && $this->state)
		{
			$out.=($outdone?' - ':'').$this->state;
			$outdone++;
		}

		if (! empty($this->phone) || ! empty($this->phone_pro) || ! empty($this->phone_mobile) || ! empty($this->phone_perso) || ! empty($this->fax) || ! empty($this->office_phone) || ! empty($this->user_mobile) || ! empty($this->office_fax)) $out.=($outdone?'<br>':'');
		if (! empty($this->phone) && empty($this->phone_pro)) {		// For objects that store pro phone into ->phone
			$out.=dol_print_phone($this->phone,$this->country_code,$contactid,$thirdpartyid,'AC_TEL','&nbsp;','phone',$langs->trans("PhonePro")); $outdone++;
		}
		if (! empty($this->phone_pro)) {
			$out.=dol_print_phone($this->phone_pro,$this->country_code,$contactid,$thirdpartyid,'AC_TEL','&nbsp;','phone',$langs->trans("PhonePro")); $outdone++;
		}
		if (! empty($this->phone_mobile)) {
			$out.=dol_print_phone($this->phone_mobile,$this->country_code,$contactid,$thirdpartyid,'AC_TEL','&nbsp;','mobile',$langs->trans("PhoneMobile")); $outdone++;
		}
		if (! empty($this->phone_perso)) {
			$out.=dol_print_phone($this->phone_perso,$this->country_code,$contactid,$thirdpartyid,'AC_TEL','&nbsp;','phone',$langs->trans("PhonePerso")); $outdone++;
		}
		if (! empty($this->office_phone)) {
			$out.=dol_print_phone($this->office_phone,$this->country_code,$contactid,$thirdpartyid,'AC_TEL','&nbsp;','phone',$langs->trans("PhonePro")); $outdone++;
		}
		if (! empty($this->user_mobile)) {
			$out.=dol_print_phone($this->user_mobile,$this->country_code,$contactid,$thirdpartyid,'AC_TEL','&nbsp;','mobile',$langs->trans("PhoneMobile")); $outdone++;
		}
		if (! empty($this->fax)) {
			$out.=dol_print_phone($this->fax,$this->country_code,$contactid,$thirdpartyid,'AC_FAX','&nbsp;','fax',$langs->trans("Fax")); $outdone++;
		}
		if (! empty($this->office_fax)) {
			$out.=dol_print_phone($this->office_fax,$this->country_code,$contactid,$thirdpartyid,'AC_FAX','&nbsp;','fax',$langs->trans("Fax")); $outdone++;
		}

		$out.='<div style="clear: both;"></div>';
		$outdone=0;
		if (! empty($this->email))
		{
			$out.=dol_print_email($this->email,$this->id,$object->id,'AC_EMAIL',0,0,1);
			$outdone++;
		}
		if (! empty($this->url))
		{
			$out.=dol_print_url($this->url,'_goout',0,1);
			$outdone++;
		}
		if (! empty($conf->skype->enabled))
		{
			$out.='<div style="clear: both;"></div>';
			if ($this->skype) $out.=dol_print_skype($this->skype,$this->id,$object->id,'AC_SKYPE');
			$outdone++;
		}

		$out.='<!-- END Part to show address block -->';

		return $out;
	}

	/**
	 * Return the link of last main doc file for direct public download.
	 *
	 * @param	string	$modulepart			Module related to document
	 * @param	int		$initsharekey		Init the share key if it was not yet defined
	 * @return	string						Link or empty string if there is no download link
	 */
	function getLastMainDocLink($modulepart, $initsharekey=0)
	{
		global $user, $dolibarr_main_url_root;

		if (empty($this->last_main_doc))
		{
			return '';		// No known last doc
		}

		include_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmfiles.class.php';
		$ecmfile=new EcmFiles($this->db);
		$result = $ecmfile->fetch(0, '', $this->last_main_doc);
		if ($result < 0)
		{
			$this->error = $ecmfile->error;
			$this->errors = $ecmfile->errors;
			return -1;
		}

		if (empty($ecmfile->id))
		{
			// Add entry into index
			if ($initsharekey)
			{
				require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
				// TODO We can't, we dont' have full path of file, only last_main_doc adn ->element, so we must rebuild full path first
				/*
				$ecmfile->filepath = $rel_dir;
				$ecmfile->filename = $filename;
				$ecmfile->label = md5_file(dol_osencode($destfull));	// hash of file content
				$ecmfile->fullpath_orig = '';
				$ecmfile->gen_or_uploaded = 'generated';
				$ecmfile->description = '';    // indexed content
				$ecmfile->keyword = '';        // keyword content
				$ecmfile->share = getRandomPassword(true);
				$result = $ecmfile->create($user);
				if ($result < 0)
				{
					$this->error = $ecmfile->error;
					$this->errors = $ecmfile->errors;
				}
				*/
			}
			else return '';
		}
		elseif (empty($ecmfile->share))
		{
			// Add entry into index
			if ($initsharekey)
			{
				require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
				$ecmfile->share = getRandomPassword(true);
				$ecmfile->update($user);
			}
			else return '';
		}

		// Define $urlwithroot
		$urlwithouturlroot=preg_replace('/'.preg_quote(DOL_URL_ROOT,'/').'$/i','',trim($dolibarr_main_url_root));
		$urlwithroot=$urlwithouturlroot.DOL_URL_ROOT;		// This is to use external domain name found into config file
		//$urlwithroot=DOL_MAIN_URL_ROOT;					// This is to use same domain name than current

		$forcedownload=0;

		$paramlink='';
		//if (! empty($modulepart)) $paramlink.=($paramlink?'&':'').'modulepart='.$modulepart;		// For sharing with hash (so public files), modulepart is not required.
		//if (! empty($ecmfile->entity)) $paramlink.='&entity='.$ecmfile->entity; 					// For sharing with hash (so public files), entity is not required.
		//$paramlink.=($paramlink?'&':'').'file='.urlencode($filepath);								// No need of name of file for public link, we will use the hash
		if (! empty($ecmfile->share)) $paramlink.=($paramlink?'&':'').'hashp='.$ecmfile->share;			// Hash for public share
		if ($forcedownload) $paramlink.=($paramlink?'&':'').'attachment=1';

		$fulllink=$urlwithroot.'/document.php'.($paramlink?'?'.$paramlink:'');

		// Here $ecmfile->share is defined
		return $fulllink;
	}


	/**
	 *  Add a link between element $this->element and a contact
	 *
	 *  @param	int		$fk_socpeople       Id of thirdparty contact (if source = 'external') or id of user (if souce = 'internal') to link
	 *  @param 	int		$type_contact 		Type of contact (code or id). Must be id or code found into table llx_c_type_contact. For example: SALESREPFOLL
	 *  @param  string	$source             external=Contact extern (llx_socpeople), internal=Contact intern (llx_user)
	 *  @param  int		$notrigger			Disable all triggers
	 *  @return int                 		<0 if KO, >0 if OK
	 */
	function add_contact($fk_socpeople, $type_contact, $source='external',$notrigger=0)
	{
		global $user,$langs;


		dol_syslog(get_class($this)."::add_contact $fk_socpeople, $type_contact, $source, $notrigger");

		// Check parameters
		if ($fk_socpeople <= 0)
		{
			$langs->load("errors");
			$this->error=$langs->trans("ErrorWrongValueForParameterX","1");
			dol_syslog(get_class($this)."::add_contact ".$this->error,LOG_ERR);
			return -1;
		}
		if (! $type_contact)
		{
			$langs->load("errors");
			$this->error=$langs->trans("ErrorWrongValueForParameterX","2");
			dol_syslog(get_class($this)."::add_contact ".$this->error,LOG_ERR);
			return -2;
		}

		$id_type_contact=0;
		if (is_numeric($type_contact))
		{
			$id_type_contact=$type_contact;
		}
		else
		{
			// On recherche id type_contact
			$sql = "SELECT tc.rowid";
			$sql.= " FROM ".MAIN_DB_PREFIX."c_type_contact as tc";
			$sql.= " WHERE tc.element='".$this->db->escape($this->element)."'";
			$sql.= " AND tc.source='".$this->db->escape($source)."'";
			$sql.= " AND tc.code='".$this->db->escape($type_contact)."' AND tc.active=1";
			//print $sql;
			$resql=$this->db->query($sql);
			if ($resql)
			{
				$obj = $this->db->fetch_object($resql);
				if ($obj) $id_type_contact=$obj->rowid;
			}
		}

		if ($id_type_contact == 0)
		{
			$this->error='CODE_NOT_VALID_FOR_THIS_ELEMENT';
			dol_syslog("CODE_NOT_VALID_FOR_THIS_ELEMENT");
			return -3;
		}

		$datecreate = dol_now();

		// Socpeople must have already been added by some a trigger, then we have to check it to avoid DB_ERROR_RECORD_ALREADY_EXISTS error
		$TListeContacts=$this->liste_contact(-1, $source);
		$already_added=false;
		if(!empty($TListeContacts)) {
			foreach($TListeContacts as $array_contact) {
				if($array_contact['status'] == 4 && $array_contact['id'] == $fk_socpeople && $array_contact['fk_c_type_contact'] == $id_type_contact) {
					$already_added=true;
					break;
				}
			}
		}

		if(!$already_added) {

			$this->db->begin();

			// Insertion dans la base
			$sql = "INSERT INTO ".MAIN_DB_PREFIX."element_contact";
			$sql.= " (element_id, fk_socpeople, datecreate, statut, fk_c_type_contact) ";
			$sql.= " VALUES (".$this->id.", ".$fk_socpeople." , " ;
			$sql.= "'".$this->db->idate($datecreate)."'";
			$sql.= ", 4, ". $id_type_contact;
			$sql.= ")";

			$resql=$this->db->query($sql);
			if ($resql)
			{
				if (! $notrigger)
				{
					$result=$this->call_trigger(strtoupper($this->element).'_ADD_CONTACT', $user);
					if ($result < 0)
					{
						$this->db->rollback();
						return -1;
					}
				}

				$this->db->commit();
				return 1;
			}
			else
			{
				if ($this->db->errno() == 'DB_ERROR_RECORD_ALREADY_EXISTS')
				{
					$this->error=$this->db->errno();
					$this->db->rollback();
					echo 'err rollback';
					return -2;
				}
				else
				{
					$this->error=$this->db->error();
					$this->db->rollback();
					return -1;
				}
			}
		} else return 0;
	}

	/**
	 *    Copy contact from one element to current
	 *
	 *    @param    CommonObject    $objFrom    Source element
	 *    @param    string          $source     Nature of contact ('internal' or 'external')
	 *    @return   int                         >0 if OK, <0 if KO
	 */
	function copy_linked_contact($objFrom, $source='internal')
	{
		$contacts = $objFrom->liste_contact(-1, $source);
		foreach($contacts as $contact)
		{
			if ($this->add_contact($contact['id'], $contact['fk_c_type_contact'], $contact['source']) < 0)
			{
				$this->error=$this->db->lasterror();
				return -1;
			}
		}
		return 1;
	}

	/**
	 *      Update a link to contact line
	 *
	 *      @param	int		$rowid              Id of line contact-element
	 * 		@param	int		$statut	            New status of link
	 *      @param  int		$type_contact_id    Id of contact type (not modified if 0)
	 *      @param  int		$fk_socpeople	    Id of soc_people to update (not modified if 0)
	 *      @return int                 		<0 if KO, >= 0 if OK
	 */
	function update_contact($rowid, $statut, $type_contact_id=0, $fk_socpeople=0)
	{
		// Insertion dans la base
		$sql = "UPDATE ".MAIN_DB_PREFIX."element_contact set";
		$sql.= " statut = ".$statut;
		if ($type_contact_id) $sql.= ", fk_c_type_contact = '".$type_contact_id ."'";
		if ($fk_socpeople) $sql.= ", fk_socpeople = '".$fk_socpeople ."'";
		$sql.= " where rowid = ".$rowid;
		$resql=$this->db->query($sql);
		if ($resql)
		{
			return 0;
		}
		else
		{
			$this->error=$this->db->lasterror();
			return -1;
		}
	}

	/**
	 *    Delete a link to contact line
	 *
	 *    @param	int		$rowid			Id of contact link line to delete
	 *    @param	int		$notrigger		Disable all triggers
	 *    @return   int						>0 if OK, <0 if KO
	 */
	function delete_contact($rowid, $notrigger=0)
	{
		global $user;


		$this->db->begin();

		$sql = "DELETE FROM ".MAIN_DB_PREFIX."element_contact";
		$sql.= " WHERE rowid =".$rowid;

		dol_syslog(get_class($this)."::delete_contact", LOG_DEBUG);
		if ($this->db->query($sql))
		{
			if (! $notrigger)
			{
				$result=$this->call_trigger(strtoupper($this->element).'_DELETE_CONTACT', $user);
				if ($result < 0) { $this->db->rollback(); return -1; }
			}

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

	/**
	 *    Delete all links between an object $this and all its contacts
	 *
	 *	  @param	string	$source		'' or 'internal' or 'external'
	 *	  @param	string	$code		Type of contact (code or id)
	 *    @return   int					>0 if OK, <0 if KO
	 */
	function delete_linked_contact($source='',$code='')
	{
		$temp = array();
		$typeContact = $this->liste_type_contact($source,'',0,0,$code);

		foreach($typeContact as $key => $value)
		{
			array_push($temp,$key);
		}
		$listId = implode(",", $temp);

		$sql = "DELETE FROM ".MAIN_DB_PREFIX."element_contact";
		$sql.= " WHERE element_id = ".$this->id;
		if ($listId)
			$sql.= " AND fk_c_type_contact IN (".$listId.")";

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

	/**
	 *    Get array of all contacts for an object
	 *
	 *    @param	int			$statut		Status of links to get (-1=all)
	 *    @param	string		$source		Source of contact: external or thirdparty (llx_socpeople) or internal (llx_user)
	 *    @param	int         $list       0:Return array contains all properties, 1:Return array contains just id
	 *    @param    string      $code       Filter on this code of contact type ('SHIPPING', 'BILLING', ...)
	 *    @return	array		            Array of contacts
	 */
	function liste_contact($statut=-1,$source='external',$list=0,$code='')
	{
		global $langs;

		$tab=array();

		$sql = "SELECT ec.rowid, ec.statut as statuslink, ec.fk_socpeople as id, ec.fk_c_type_contact";    // This field contains id of llx_socpeople or id of llx_user
		if ($source == 'internal') $sql.=", '-1' as socid, t.statut as statuscontact, t.login, t.photo";
		if ($source == 'external' || $source == 'thirdparty') $sql.=", t.fk_soc as socid, t.statut as statuscontact";
		$sql.= ", t.civility as civility, t.lastname as lastname, t.firstname, t.email";
		$sql.= ", tc.source, tc.element, tc.code, tc.libelle";
		$sql.= " FROM ".MAIN_DB_PREFIX."c_type_contact tc";
		$sql.= ", ".MAIN_DB_PREFIX."element_contact ec";
		if ($source == 'internal') $sql.=" LEFT JOIN ".MAIN_DB_PREFIX."user t on ec.fk_socpeople = t.rowid";
		if ($source == 'external'|| $source == 'thirdparty') $sql.=" LEFT JOIN ".MAIN_DB_PREFIX."socpeople t on ec.fk_socpeople = t.rowid";
		$sql.= " WHERE ec.element_id =".$this->id;
		$sql.= " AND ec.fk_c_type_contact=tc.rowid";
		$sql.= " AND tc.element='".$this->db->escape($this->element)."'";
		if ($code) $sql.= " AND tc.code = '".$this->db->escape($code)."'";
		if ($source == 'internal') $sql.= " AND tc.source = 'internal'";
		if ($source == 'external' || $source == 'thirdparty') $sql.= " AND tc.source = 'external'";
		$sql.= " AND tc.active=1";
		if ($statut >= 0) $sql.= " AND ec.statut = '".$statut."'";
		$sql.=" ORDER BY t.lastname ASC";

		dol_syslog(get_class($this)."::liste_contact", 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);

				if (! $list)
				{
					$transkey="TypeContact_".$obj->element."_".$obj->source."_".$obj->code;
					$libelle_type=($langs->trans($transkey)!=$transkey ? $langs->trans($transkey) : $obj->libelle);
					$tab[$i]=array('source'=>$obj->source,'socid'=>$obj->socid,'id'=>$obj->id,
								   'nom'=>$obj->lastname,      // For backward compatibility
								   'civility'=>$obj->civility, 'lastname'=>$obj->lastname, 'firstname'=>$obj->firstname, 'email'=>$obj->email, 'login'=>$obj->login, 'photo'=>$obj->photo, 'statuscontact'=>$obj->statuscontact,
								   'rowid'=>$obj->rowid, 'code'=>$obj->code, 'libelle'=>$libelle_type, 'status'=>$obj->statuslink, 'fk_c_type_contact'=>$obj->fk_c_type_contact);
				}
				else
				{
					$tab[$i]=$obj->id;
				}

				$i++;
			}

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


	/**
	 * 		Update status of a contact linked to object
	 *
	 * 		@param	int		$rowid		Id of link between object and contact
	 * 		@return	int					<0 if KO, >=0 if OK
	 */
	function swapContactStatus($rowid)
	{
		$sql = "SELECT ec.datecreate, ec.statut, ec.fk_socpeople, ec.fk_c_type_contact,";
		$sql.= " tc.code, tc.libelle";
		//$sql.= ", s.fk_soc";
		$sql.= " FROM (".MAIN_DB_PREFIX."element_contact as ec, ".MAIN_DB_PREFIX."c_type_contact as tc)";
		//$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."socpeople as s ON ec.fk_socpeople=s.rowid";	// Si contact de type external, alors il est lie a une societe
		$sql.= " WHERE ec.rowid =".$rowid;
		$sql.= " AND ec.fk_c_type_contact=tc.rowid";
		$sql.= " AND tc.element = '".$this->db->escape($this->element)."'";

		dol_syslog(get_class($this)."::swapContactStatus", LOG_DEBUG);
		$resql=$this->db->query($sql);
		if ($resql)
		{
			$obj = $this->db->fetch_object($resql);
			$newstatut = ($obj->statut == 4) ? 5 : 4;
			$result = $this->update_contact($rowid, $newstatut);
			$this->db->free($resql);
			return $result;
		}
		else
		{
			$this->error=$this->db->error();
			dol_print_error($this->db);
			return -1;
		}

	}

	/**
	 *      Return array with list of possible values for type of contacts
	 *
	 *      @param	string	$source     'internal', 'external' or 'all'
	 *      @param	string	$order		Sort order by : 'position', 'code', 'rowid'...
	 *      @param  int		$option     0=Return array id->label, 1=Return array code->label
	 *      @param  int		$activeonly 0=all status of contact, 1=only the active
	 *		@param	string	$code		Type of contact (Example: 'CUSTOMER', 'SERVICE')
	 *      @return array       		Array list of type of contacts (id->label if option=0, code->label if option=1)
	 */
	function liste_type_contact($source='internal', $order='position', $option=0, $activeonly=0, $code='')
	{
		global $langs;

		if (empty($order)) $order='position';
		if ($order == 'position') $order.=',code';

		$tab = array();
		$sql = "SELECT DISTINCT tc.rowid, tc.code, tc.libelle, tc.position";
		$sql.= " FROM ".MAIN_DB_PREFIX."c_type_contact as tc";
		$sql.= " WHERE tc.element='".$this->db->escape($this->element)."'";
		if ($activeonly == 1) $sql.= " AND tc.active=1"; // only the active types
		if (! empty($source) && $source != 'all') $sql.= " AND tc.source='".$this->db->escape($source)."'";
		if (! empty($code)) $sql.= " AND tc.code='".$this->db->escape($code)."'";
		$sql.= $this->db->order($order,'ASC');

		//print "sql=".$sql;
		$resql=$this->db->query($sql);
		if ($resql)
		{
			$num=$this->db->num_rows($resql);
			$i=0;
			while ($i < $num)
			{
				$obj = $this->db->fetch_object($resql);

				$transkey="TypeContact_".$this->element."_".$source."_".$obj->code;
				$libelle_type=($langs->trans($transkey)!=$transkey ? $langs->trans($transkey) : $obj->libelle);
				if (empty($option)) $tab[$obj->rowid]=$libelle_type;
				else $tab[$obj->code]=$libelle_type;
				$i++;
			}
			return $tab;
		}
		else
		{
			$this->error=$this->db->lasterror();
			//dol_print_error($this->db);
			return null;
		}
	}

	/**
	 *      Return id of contacts for a source and a contact code.
	 *      Example: contact client de facturation ('external', 'BILLING')
	 *      Example: contact client de livraison ('external', 'SHIPPING')
	 *      Example: contact interne suivi paiement ('internal', 'SALESREPFOLL')
	 *
	 *		@param	string	$source		'external' or 'internal'
	 *		@param	string	$code		'BILLING', 'SHIPPING', 'SALESREPFOLL', ...
	 *		@param	int		$status		limited to a certain status
	 *      @return array       		List of id for such contacts
	 */
	function getIdContact($source,$code,$status=0)
	{
		global $conf;

		$result=array();
		$i=0;
		//cas particulier pour les expeditions
		if($this->element=='shipping' && $this->origin_id != 0) {
			$id=$this->origin_id;
			$element='commande';
		} else {
			$id=$this->id;
			$element=$this->element;
		}

		$sql = "SELECT ec.fk_socpeople";
		$sql.= " FROM ".MAIN_DB_PREFIX."element_contact as ec,";
		if ($source == 'internal') $sql.= " ".MAIN_DB_PREFIX."user as c,";
		if ($source == 'external') $sql.= " ".MAIN_DB_PREFIX."socpeople as c,";
		$sql.= " ".MAIN_DB_PREFIX."c_type_contact as tc";
		$sql.= " WHERE ec.element_id = ".$id;
		$sql.= " AND ec.fk_socpeople = c.rowid";
		if ($source == 'internal') $sql.= " AND c.entity IN (0,".$conf->entity.")";
		if ($source == 'external') $sql.= " AND c.entity IN (".getEntity('societe').")";
		$sql.= " AND ec.fk_c_type_contact = tc.rowid";
		$sql.= " AND tc.element = '".$element."'";
		$sql.= " AND tc.source = '".$source."'";
		$sql.= " AND tc.code = '".$code."'";
		$sql.= " AND tc.active = 1";
		if ($status) $sql.= " AND ec.statut = ".$status;

		dol_syslog(get_class($this)."::getIdContact", LOG_DEBUG);
		$resql=$this->db->query($sql);
		if ($resql)
		{
			while ($obj = $this->db->fetch_object($resql))
			{
				$result[$i]=$obj->fk_socpeople;
				$i++;
			}
		}
		else
		{
			$this->error=$this->db->error();
			return null;
		}

		return $result;
	}

	/**
	 *		Load object contact with id=$this->contactid into $this->contact
	 *
	 *		@param	int		$contactid      Id du contact. Use this->contactid if empty.
	 *		@return	int						<0 if KO, >0 if OK
	 */
	function fetch_contact($contactid=null)
	{
		if (empty($contactid)) $contactid=$this->contactid;

		if (empty($contactid)) return 0;

		require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
		$contact = new Contact($this->db);
		$result=$contact->fetch($contactid);
		$this->contact = $contact;
		return $result;
	}

	/**
	 *    	Load the third party of object, from id $this->socid or $this->fk_soc, into this->thirdparty
	 *
	 *		@param		int		$force_thirdparty_id	Force thirdparty id
	 *		@return		int								<0 if KO, >0 if OK
	 */
	function fetch_thirdparty($force_thirdparty_id=0)
	{
		global $conf;

		if (empty($this->socid) && empty($this->fk_soc) && empty($this->fk_thirdparty) && empty($force_thirdparty_id))
			return 0;

		require_once DOL_DOCUMENT_ROOT . '/societe/class/societe.class.php';

		$idtofetch = isset($this->socid) ? $this->socid : (isset($this->fk_soc) ? $this->fk_soc : $this->fk_thirdparty);
		if ($force_thirdparty_id)
			$idtofetch = $force_thirdparty_id;

		if ($idtofetch) {
			$thirdparty = new Societe($this->db);
			$result = $thirdparty->fetch($idtofetch);
			$this->thirdparty = $thirdparty;

			// Use first price level if level not defined for third party
			if (!empty($conf->global->PRODUIT_MULTIPRICES) && empty($this->thirdparty->price_level)) {
				$this->thirdparty->price_level = 1;
			}

			return $result;
		} else
			return -1;
	}


	/**
	 * Looks for an object with ref matching the wildcard provided
	 * It does only work when $this->table_ref_field is set
	 *
	 * @param string $ref Wildcard
	 * @return int >1 = OK, 0 = Not found or table_ref_field not defined, <0 = KO
	 */
	public function fetchOneLike($ref)
	{
		if (!$this->table_ref_field) {
			return 0;
		}

		$sql = 'SELECT rowid FROM '.MAIN_DB_PREFIX.$this->table_element.' WHERE '.$this->table_ref_field.' LIKE "'.$this->db->escape($ref).'" LIMIT 1';

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

		if (!$this->db->num_rows($query)) {
			return 0;
		}

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

		return $this->fetch($result->rowid);
	}

	/**
	 *	Load data for barcode into properties ->barcode_type*
	 *	Properties ->barcode_type that is id of barcode. Type is used to find other properties, but
	 *  if it is not defined, ->element must be defined to know default barcode type.
	 *
	 *	@return		int			<0 if KO, 0 if can't guess type of barcode (ISBN, EAN13...), >0 if OK (all barcode properties loaded)
	 */
	function fetch_barcode()
	{
		global $conf;

		dol_syslog(get_class($this).'::fetch_barcode this->element='.$this->element.' this->barcode_type='.$this->barcode_type);

		$idtype=$this->barcode_type;
		if (empty($idtype) && $idtype != '0')	// If type of barcode no set, we try to guess. If set to '0' it means we forced to have type remain not defined
		{
			if ($this->element == 'product')      $idtype = $conf->global->PRODUIT_DEFAULT_BARCODE_TYPE;
			else if ($this->element == 'societe') $idtype = $conf->global->GENBARCODE_BARCODETYPE_THIRDPARTY;
			else dol_syslog('Call fetch_barcode with barcode_type not defined and cant be guessed', LOG_WARNING);
		}

		if ($idtype > 0)
		{
			if (empty($this->barcode_type) || empty($this->barcode_type_code) || empty($this->barcode_type_label) || empty($this->barcode_type_coder))    // If data not already loaded
			{
				$sql = "SELECT rowid, code, libelle as label, coder";
				$sql.= " FROM ".MAIN_DB_PREFIX."c_barcode_type";
				$sql.= " WHERE rowid = ".$idtype;
				dol_syslog(get_class($this).'::fetch_barcode', LOG_DEBUG);
				$resql = $this->db->query($sql);
				if ($resql)
				{
					$obj = $this->db->fetch_object($resql);
					$this->barcode_type       = $obj->rowid;
					$this->barcode_type_code  = $obj->code;
					$this->barcode_type_label = $obj->label;
					$this->barcode_type_coder = $obj->coder;
					return 1;
				}
				else
				{
					dol_print_error($this->db);
					return -1;
				}
			}
		}
		return 0;
	}

	/**
	 *		Charge le projet d'id $this->fk_project dans this->projet
	 *
	 *		@return		int			<0 if KO, >=0 if OK
	 */
	function fetch_projet()
	{
		include_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';

		if (empty($this->fk_project) && ! empty($this->fk_projet)) $this->fk_project = $this->fk_projet;	// For backward compatibility
		if (empty($this->fk_project)) return 0;

		$project = new Project($this->db);
		$result = $project->fetch($this->fk_project);

		$this->projet = $project;	// deprecated
		$this->project = $project;
		return $result;
	}

	/**
	 *		Charge le user d'id userid dans this->user
	 *
	 *		@param	int		$userid 		Id du contact
	 *		@return	int						<0 if KO, >0 if OK
	 */
	function fetch_user($userid)
	{
		$user = new User($this->db);
		$result=$user->fetch($userid);
		$this->user = $user;
		return $result;
	}

	/**
	 *	Read linked origin object
	 *
	 *	@return		void
	 */
	function fetch_origin()
	{
		if ($this->origin == 'shipping') $this->origin = 'expedition';
		if ($this->origin == 'delivery') $this->origin = 'livraison';

		$origin = $this->origin;

		$classname = ucfirst($origin);
		$this->$origin = new $classname($this->db);
		$this->$origin->fetch($this->origin_id);
	}

	/**
     *  Load object from specific field
     *
     *  @param	string	$table		Table element or element line
     *  @param	string	$field		Field selected
     *  @param	string	$key		Import key
     *  @param	string	$element	Element name
     *	@return	int					<0 if KO, >0 if OK
     */
	function fetchObjectFrom($table, $field, $key, $element = null)
	{
		global $conf;

		$result=false;

		$sql = "SELECT rowid FROM ".MAIN_DB_PREFIX.$table;
		$sql.= " WHERE ".$field." = '".$key."'";
		if (! empty($element)) {
			$sql.= " AND entity IN (".getEntity($element).")";
		} else {
			$sql.= " AND entity = ".$conf->entity;
		}

		dol_syslog(get_class($this).'::fetchObjectFrom', LOG_DEBUG);
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$row = $this->db->fetch_row($resql);
			// Test for avoid error -1
			if ($row[0] > 0) {
				$result = $this->fetch($row[0]);
			}
		}

		return $result;
	}

	/**
	 *	Getter generic. Load value from a specific field
	 *
	 *	@param	string	$table		Table of element or element line
	 *	@param	int		$id			Element id
	 *	@param	string	$field		Field selected
	 *	@return	int					<0 if KO, >0 if OK
	 */
	function getValueFrom($table, $id, $field)
	{
		$result=false;
		if (!empty($id) && !empty($field) && !empty($table)) {
			$sql = "SELECT ".$field." FROM ".MAIN_DB_PREFIX.$table;
			$sql.= " WHERE rowid = ".$id;

			dol_syslog(get_class($this).'::getValueFrom', LOG_DEBUG);
			$resql = $this->db->query($sql);
			if ($resql)
			{
				$row = $this->db->fetch_row($resql);
				$result = $row[0];
			}
		}
		return $result;
	}

	/**
	 *	Setter generic. Update a specific field into database.
	 *  Warning: Trigger is run only if param trigkey is provided.
	 *
	 *	@param	string		$field		Field to update
	 *	@param	mixed		$value		New value
	 *	@param	string		$table		To force other table element or element line (should not be used)
	 *	@param	int			$id			To force other object id (should not be used)
	 *	@param	string		$format		Data format ('text', 'date'). 'text' is used if not defined
	 *	@param	string		$id_field	To force rowid field name. 'rowid' is used if not defined
	 *	@param	User|string	$fuser		Update the user of last update field with this user. If not provided, current user is used except if value is 'none'
	 *  @param  string      $trigkey    Trigger key to run (in most cases something like 'XXX_MODIFY')
	 *	@return	int						<0 if KO, >0 if OK
	 */
	function setValueFrom($field, $value, $table='', $id=null, $format='', $id_field='', $fuser=null, $trigkey='')
	{
		global $user,$langs,$conf;

		if (empty($table)) 	  $table=$this->table_element;
		if (empty($id))    	  $id=$this->id;
		if (empty($format))   $format='text';
		if (empty($id_field)) $id_field='rowid';

		$fk_user_field = 'fk_user_modif';

		$error=0;

		$this->db->begin();

		// Special case
		if ($table == 'product' && $field == 'note_private') $field='note';
		if (in_array($table, array('actioncomm', 'adherent', 'advtargetemailing', 'cronjob', 'establishment'))) {
			$fk_user_field = 'fk_user_mod';
		}

		$sql = "UPDATE ".MAIN_DB_PREFIX.$table." SET ";
		if ($format == 'text') $sql.= $field." = '".$this->db->escape($value)."'";
		else if ($format == 'int') $sql.= $field." = ".$this->db->escape($value);
		else if ($format == 'date') $sql.= $field." = ".($value ? "'".$this->db->idate($value)."'" : "null");
		if (! empty($fuser) && is_object($fuser)) $sql.=", ".$fk_user_field." = ".$fuser->id;
		elseif (empty($fuser) || $fuser != 'none') $sql.=", ".$fk_user_field." = ".$user->id;
		$sql.= " WHERE ".$id_field." = ".$id;

		dol_syslog(get_class($this)."::".__FUNCTION__."", LOG_DEBUG);
		$resql = $this->db->query($sql);
		if ($resql)
		{
			if ($trigkey)
			{
				$result=$this->call_trigger($trigkey, (! empty($fuser) && is_object($fuser)) ? $fuser : $user);   // This may set this->errors
				if ($result < 0) $error++;
			}

			if (! $error)
			{
				if (property_exists($this, $field)) $this->$field = $value;
				$this->db->commit();
				return 1;
			}
			else
			{
				$this->db->rollback();
				return -2;
			}
		}
		else
		{
			$this->error=$this->db->lasterror();
			$this->db->rollback();
			return -1;
		}
	}

	/**
	 *      Load properties id_previous and id_next by comparing $fieldid with $this->ref
	 *
	 *      @param	string	$filter		Optional filter. Example: " AND (t.field1 = 'aa' OR t.field2 = 'bb')"
	 *	 	@param  string	$fieldid   	Name of field to use for the select MAX and MIN
	 *		@param	int		$nodbprefix	Do not include DB prefix to forge table name
	 *      @return int         		<0 if KO, >0 if OK
	 */
	function load_previous_next_ref($filter, $fieldid, $nodbprefix=0)
	{
		global $user;

		if (! $this->table_element)
		{
			dol_print_error('',get_class($this)."::load_previous_next_ref was called on objet with property table_element not defined");
			return -1;
		}
		if ($fieldid == 'none') return 1;

		// Security on socid
		$socid = 0;
		if ($user->societe_id > 0) $socid = $user->societe_id;

		// this->ismultientitymanaged contains
		// 0=No test on entity, 1=Test with field entity, 2=Test with link by societe
		$alias = 's';
		if ($this->element == 'societe') $alias = 'te';

		$sql = "SELECT MAX(te.".$fieldid.")";
		$sql.= " FROM ".(empty($nodbprefix)?MAIN_DB_PREFIX:'').$this->table_element." as te";
		if (isset($this->ismultientitymanaged) && $this->ismultientitymanaged == 2) $sql.= ", ".MAIN_DB_PREFIX."societe as s";	// If we need to link to societe to limit select to entity
		else if ($this->restrictiononfksoc == 1 && $this->element != 'societe' && !$user->rights->societe->client->voir && !$socid) $sql.= ", ".MAIN_DB_PREFIX."societe as s";	// If we need to link to societe to limit select to socid
		else if ($this->restrictiononfksoc == 2 && $this->element != 'societe' && !$user->rights->societe->client->voir && !$socid) $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."societe as s ON te.fk_soc = s.rowid";	// If we need to link to societe to limit select to socid
		if ($this->restrictiononfksoc && !$user->rights->societe->client->voir && !$socid)  $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."societe_commerciaux as sc ON ".$alias.".rowid = sc.fk_soc";
		$sql.= " WHERE te.".$fieldid." < '".$this->db->escape($this->ref)."'";  // ->ref must always be defined (set to id if field does not exists)
		if ($this->restrictiononfksoc == 1 && !$user->rights->societe->client->voir && !$socid) $sql.= " AND sc.fk_user = " .$user->id;
		if ($this->restrictiononfksoc == 2 && !$user->rights->societe->client->voir && !$socid) $sql.= " AND (sc.fk_user = " .$user->id.' OR te.fk_soc IS NULL)';
		if (! empty($filter))
		{
			if (! preg_match('/^\s*AND/i', $filter)) $sql.=" AND ";   // For backward compatibility
			$sql.=$filter;
		}
		if (isset($this->ismultientitymanaged) && $this->ismultientitymanaged == 2) $sql.= ' AND te.fk_soc = s.rowid';			// If we need to link to societe to limit select to entity
		else if ($this->restrictiononfksoc == 1 && $this->element != 'societe' && !$user->rights->societe->client->voir && !$socid) $sql.= ' AND te.fk_soc = s.rowid';			// If we need to link to societe to limit select to socid
		if (isset($this->ismultientitymanaged) && $this->ismultientitymanaged == 1) $sql.= ' AND te.entity IN ('.getEntity($this->element).')';
		if ($this->restrictiononfksoc == 1 && $socid && $this->element != 'societe') $sql.= ' AND te.fk_soc = ' . $socid;
		if ($this->restrictiononfksoc == 2 && $socid && $this->element != 'societe') $sql.= ' AND (te.fk_soc = ' . $socid.' OR te.fk_soc IS NULL)';
		if ($this->restrictiononfksoc && $socid && $this->element == 'societe') $sql.= ' AND te.rowid = ' . $socid;
		//print 'socid='.$socid.' restrictiononfksoc='.$this->restrictiononfksoc.' ismultientitymanaged = '.$this->ismultientitymanaged.' filter = '.$filter.' -> '.$sql."<br>";

		$result = $this->db->query($sql);
		if (! $result)
		{
			$this->error=$this->db->lasterror();
			return -1;
		}
		$row = $this->db->fetch_row($result);
		$this->ref_previous = $row[0];


		$sql = "SELECT MIN(te.".$fieldid.")";
		$sql.= " FROM ".(empty($nodbprefix)?MAIN_DB_PREFIX:'').$this->table_element." as te";
		if (isset($this->ismultientitymanaged) && $this->ismultientitymanaged == 2) $sql.= ", ".MAIN_DB_PREFIX."societe as s";	// If we need to link to societe to limit select to entity
		else if ($this->restrictiononfksoc == 1 && $this->element != 'societe' && !$user->rights->societe->client->voir && !$socid) $sql.= ", ".MAIN_DB_PREFIX."societe as s";	// If we need to link to societe to limit select to socid
		else if ($this->restrictiononfksoc == 2 && $this->element != 'societe' && !$user->rights->societe->client->voir && !$socid) $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."societe as s ON te.fk_soc = s.rowid";	// If we need to link to societe to limit select to socid
		if ($this->restrictiononfksoc && !$user->rights->societe->client->voir && !$socid) $sql.= " LEFT JOIN ".MAIN_DB_PREFIX."societe_commerciaux as sc ON ".$alias.".rowid = sc.fk_soc";
		$sql.= " WHERE te.".$fieldid." > '".$this->db->escape($this->ref)."'";  // ->ref must always be defined (set to id if field does not exists)
		if ($this->restrictiononfksoc == 1 && !$user->rights->societe->client->voir && !$socid) $sql.= " AND sc.fk_user = " .$user->id;
		if ($this->restrictiononfksoc == 2 && !$user->rights->societe->client->voir && !$socid) $sql.= " AND (sc.fk_user = " .$user->id.' OR te.fk_soc IS NULL)';
		if (! empty($filter))
		{
			if (! preg_match('/^\s*AND/i', $filter)) $sql.=" AND ";   // For backward compatibility
			$sql.=$filter;
		}
		if (isset($this->ismultientitymanaged) && $this->ismultientitymanaged == 2) $sql.= ' AND te.fk_soc = s.rowid';			// If we need to link to societe to limit select to entity
		else if ($this->restrictiononfksoc == 1 && $this->element != 'societe' && !$user->rights->societe->client->voir && !$socid) $sql.= ' AND te.fk_soc = s.rowid';			// If we need to link to societe to limit select to socid
		if (isset($this->ismultientitymanaged) && $this->ismultientitymanaged == 1) $sql.= ' AND te.entity IN ('.getEntity($this->element).')';
		if ($this->restrictiononfksoc == 1 && $socid && $this->element != 'societe') $sql.= ' AND te.fk_soc = ' . $socid;
		if ($this->restrictiononfksoc == 2 && $socid && $this->element != 'societe') $sql.= ' AND (te.fk_soc = ' . $socid.' OR te.fk_soc IS NULL)';
		if ($this->restrictiononfksoc && $socid && $this->element == 'societe') $sql.= ' AND te.rowid = ' . $socid;
		//print 'socid='.$socid.' restrictiononfksoc='.$this->restrictiononfksoc.' ismultientitymanaged = '.$this->ismultientitymanaged.' filter = '.$filter.' -> '.$sql."<br>";
		// Rem: Bug in some mysql version: SELECT MIN(rowid) FROM llx_socpeople WHERE rowid > 1 when one row in database with rowid=1, returns 1 instead of null

		$result = $this->db->query($sql);
		if (! $result)
		{
			$this->error=$this->db->lasterror();
			return -2;
		}
		$row = $this->db->fetch_row($result);
		$this->ref_next = $row[0];

		return 1;
	}


	/**
	 *      Return list of id of contacts of project
	 *
	 *      @param	string	$source     Source of contact: external (llx_socpeople) or internal (llx_user) or thirdparty (llx_societe)
	 *      @return array				Array of id of contacts (if source=external or internal)
	 * 									Array of id of third parties with at least one contact on project (if source=thirdparty)
	 */
	function getListContactId($source='external')
	{
		$contactAlreadySelected = array();
		$tab = $this->liste_contact(-1,$source);
		$num=count($tab);
		$i = 0;
		while ($i < $num)
		{
			if ($source == 'thirdparty') $contactAlreadySelected[$i] = $tab[$i]['socid'];
			else  $contactAlreadySelected[$i] = $tab[$i]['id'];
			$i++;
		}
		return $contactAlreadySelected;
	}


	/**
	 *	Link element with a project
	 *
	 *	@param     	int		$projectid		Project id to link element to
	 *	@return		int						<0 if KO, >0 if OK
	 */
	function setProject($projectid)
	{
		if (! $this->table_element)
		{
			dol_syslog(get_class($this)."::setProject was called on objet with property table_element not defined",LOG_ERR);
			return -1;
		}

		$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element;
		if ($this->table_element == 'actioncomm')
		{
			if ($projectid) $sql.= ' SET fk_project = '.$projectid;
			else $sql.= ' SET fk_project = NULL';
			$sql.= ' WHERE id = '.$this->id;
		}
		else
		{
			if ($projectid) $sql.= ' SET fk_projet = '.$projectid;
			else $sql.= ' SET fk_projet = NULL';
			$sql.= ' WHERE rowid = '.$this->id;
		}

		dol_syslog(get_class($this)."::setProject", LOG_DEBUG);
		if ($this->db->query($sql))
		{
			$this->fk_project = $projectid;
			return 1;
		}
		else
		{
			dol_print_error($this->db);
			return -1;
		}
	}

	/**
	 *  Change the payments methods
	 *
	 *  @param		int		$id		Id of new payment method
	 *  @return		int				>0 if OK, <0 if KO
	 */
	function setPaymentMethods($id)
	{
		dol_syslog(get_class($this).'::setPaymentMethods('.$id.')');
		if ($this->statut >= 0 || $this->element == 'societe')
		{
			// TODO uniformize field name
			$fieldname = 'fk_mode_reglement';
			if ($this->element == 'societe') $fieldname = 'mode_reglement';
			if (get_class($this) == 'Fournisseur') $fieldname = 'mode_reglement_supplier';

			$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element;
			$sql .= ' SET '.$fieldname.' = '.$id;
			$sql .= ' WHERE rowid='.$this->id;

			if ($this->db->query($sql))
			{
				$this->mode_reglement_id = $id;
				// for supplier
				if (get_class($this) == 'Fournisseur') $this->mode_reglement_supplier_id = $id;
				return 1;
			}
			else
			{
				dol_syslog(get_class($this).'::setPaymentMethods Erreur '.$sql.' - '.$this->db->error());
				$this->error=$this->db->error();
				return -1;
			}
		}
		else
		{
			dol_syslog(get_class($this).'::setPaymentMethods, status of the object is incompatible');
			$this->error='Status of the object is incompatible '.$this->statut;
			return -2;
		}
	}

	/**
	 *  Change the multicurrency code
	 *
	 *  @param		string	$code	multicurrency code
	 *  @return		int				>0 if OK, <0 if KO
	 */
	function setMulticurrencyCode($code)
	{
		dol_syslog(get_class($this).'::setMulticurrencyCode('.$id.')');
		if ($this->statut >= 0 || $this->element == 'societe')
		{
			$fieldname = 'multicurrency_code';

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

			if ($this->db->query($sql))
			{
				$this->multicurrency_code = $code;

				list($fk_multicurrency, $rate) = MultiCurrency::getIdAndTxFromCode($this->db, $code);
				if ($rate) $this->setMulticurrencyRate($rate);

				return 1;
			}
			else
			{
				dol_syslog(get_class($this).'::setMulticurrencyCode Erreur '.$sql.' - '.$this->db->error());
				$this->error=$this->db->error();
				return -1;
			}
		}
		else
		{
			dol_syslog(get_class($this).'::setMulticurrencyCode, status of the object is incompatible');
			$this->error='Status of the object is incompatible '.$this->statut;
			return -2;
		}
	}

	/**
	 *  Change the multicurrency rate
	 *
	 *  @param		double	$rate	multicurrency rate
	 *  @param		int		$mode	mode 1 : amounts in company currency will be recalculated, mode 2 : amounts in foreign currency
	 *  @return		int				>0 if OK, <0 if KO
	 */
	function setMulticurrencyRate($rate, $mode=1)
	{
		dol_syslog(get_class($this).'::setMulticurrencyRate('.$id.')');
		if ($this->statut >= 0 || $this->element == 'societe')
		{
			$fieldname = 'multicurrency_tx';

			$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element;
			$sql .= ' SET '.$fieldname.' = '.$rate;
			$sql .= ' WHERE rowid='.$this->id;

			if ($this->db->query($sql))
			{
				$this->multicurrency_tx = $rate;

				// Update line price
				if (!empty($this->lines))
				{
					foreach ($this->lines as &$line)
					{
						if($mode == 1) {
							$line->subprice = 0;
						}

						switch ($this->element) {
							case 'propal':
								$this->updateline($line->id, $line->subprice, $line->qty, $line->remise_percent, $line->tva_tx, $line->localtax1_tx, $line->localtax2_tx,  ($line->description?$line->description:$line->desc), 'HT', $line->info_bits, $line->special_code, $line->fk_parent_line, $line->skip_update_total, $line->fk_fournprice, $line->pa_ht, $line->label, $line->product_type, $line->date_start, $line->date_end, $line->array_options, $line->fk_unit, $line->multicurrency_subprice);
								break;
							case 'commande':
								$this->updateline($line->id,  ($line->description?$line->description:$line->desc), $line->subprice, $line->qty, $line->remise_percent, $line->tva_tx, $line->localtax1_tx, $line->localtax2_tx, 'HT', $line->info_bits, $line->date_start, $line->date_end, $line->product_type, $line->fk_parent_line, $line->skip_update_total, $line->fk_fournprice, $line->pa_ht, $line->label, $line->special_code, $line->array_options, $line->fk_unit, $line->multicurrency_subprice);
								break;
							case 'facture':
								$this->updateline($line->id,  ($line->description?$line->description:$line->desc), $line->subprice, $line->qty, $line->remise_percent, $line->date_start, $line->date_end, $line->tva_tx, $line->localtax1_tx, $line->localtax2_tx, 'HT', $line->info_bits, $line->product_type, $line->fk_parent_line, $line->skip_update_total, $line->fk_fournprice, $line->pa_ht, $line->label, $line->special_code, $line->array_options, $line->situation_percent, $line->fk_unit, $line->multicurrency_subprice);
								break;
							case 'supplier_proposal':
								$this->updateline($line->id, $line->subprice, $line->qty, $line->remise_percent, $line->tva_tx, $line->localtax1_tx, $line->localtax2_tx, ($line->description?$line->description:$line->desc), 'HT', $line->info_bits, $line->special_code, $line->fk_parent_line, $line->skip_update_total, $line->fk_fournprice, $line->pa_ht, $line->label, $line->product_type, $line->array_options, $line->ref_fourn, $line->multicurrency_subprice);
								break;
							case 'order_supplier':
								$this->updateline($line->id,  ($line->description?$line->description:$line->desc), $line->subprice, $line->qty, $line->remise_percent, $line->tva_tx, $line->localtax1_tx, $line->localtax2_tx, 'HT', $line->info_bits,  $line->product_type, false, $line->date_start, $line->date_end, $line->array_options, $line->fk_unit, $line->multicurrency_subprice);
								break;
							case 'invoice_supplier':
								$this->updateline($line->id, ($line->description?$line->description:$line->desc), $line->subprice, $line->tva_tx, $line->localtax1_tx, $line->localtax2_tx, $line->qty, 0, 'HT', $line->info_bits, $line->product_type, $line->remise_percent, false, $line->date_start, $line->date_end, $line->array_options, $line->fk_unit, $line->multicurrency_subprice);
								break;
							default:
								dol_syslog(get_class($this).'::setMulticurrencyRate no updateline defined', LOG_DEBUG);
								break;
						}

					}
				}

				return 1;
			}
			else
			{
				dol_syslog(get_class($this).'::setMulticurrencyRate Erreur '.$sql.' - '.$this->db->error());
				$this->error=$this->db->error();
				return -1;
			}
		}
		else
		{
			dol_syslog(get_class($this).'::setMulticurrencyRate, status of the object is incompatible');
			$this->error='Status of the object is incompatible '.$this->statut;
			return -2;
		}
	}

	/**
	 *  Change the payments terms
	 *
	 *  @param		int		$id		Id of new payment terms
	 *  @return		int				>0 if OK, <0 if KO
	 */
	function setPaymentTerms($id)
	{
		dol_syslog(get_class($this).'::setPaymentTerms('.$id.')');
		if ($this->statut >= 0 || $this->element == 'societe')
		{
			// TODO uniformize field name
			$fieldname = 'fk_cond_reglement';
			if ($this->element == 'societe') $fieldname = 'cond_reglement';
			if (get_class($this) == 'Fournisseur') $fieldname = 'cond_reglement_supplier';

			$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element;
			$sql .= ' SET '.$fieldname.' = '.$id;
			$sql .= ' WHERE rowid='.$this->id;

			if ($this->db->query($sql))
			{
				$this->cond_reglement_id = $id;
				// for supplier
				if (get_class($this) == 'Fournisseur') $this->cond_reglement_supplier_id = $id;
				$this->cond_reglement = $id;	// for compatibility
				return 1;
			}
			else
			{
				dol_syslog(get_class($this).'::setPaymentTerms Erreur '.$sql.' - '.$this->db->error());
				$this->error=$this->db->error();
				return -1;
			}
		}
		else
		{
			dol_syslog(get_class($this).'::setPaymentTerms, status of the object is incompatible');
			$this->error='Status of the object is incompatible '.$this->statut;
			return -2;
		}
	}

	/**
	 *	Define delivery address
	 *  @deprecated
	 *
	 *	@param      int		$id		Address id
	 *	@return     int				<0 si ko, >0 si ok
	 */
	function setDeliveryAddress($id)
	{
		$fieldname = 'fk_delivery_address';
		if ($this->element == 'delivery' || $this->element == 'shipping') $fieldname = 'fk_address';

		$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element." SET ".$fieldname." = ".$id;
		$sql.= " WHERE rowid = ".$this->id." AND fk_statut = 0";

		if ($this->db->query($sql))
		{
			$this->fk_delivery_address = $id;
			return 1;
		}
		else
		{
			$this->error=$this->db->error();
			dol_syslog(get_class($this).'::setDeliveryAddress Erreur '.$sql.' - '.$this->error);
			return -1;
		}
	}


	/**
	 *  Change the shipping method
	 *
	 *  @param      int     $shipping_method_id     Id of shipping method
	 *  @return     int              1 if OK, 0 if KO
	 */
	function setShippingMethod($shipping_method_id)
	{
		if (! $this->table_element) {
			dol_syslog(get_class($this)."::setShippingMethod was called on objet with property table_element not defined",LOG_ERR);
			return -1;
		}
		if ($shipping_method_id<0) $shipping_method_id='NULL';
		dol_syslog(get_class($this).'::setShippingMethod('.$shipping_method_id.')');

		$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element;
		$sql.= " SET fk_shipping_method = ".$shipping_method_id;
		$sql.= " WHERE rowid=".$this->id;

		if ($this->db->query($sql)) {
			$this->shipping_method_id = ($shipping_method_id=='NULL')?null:$shipping_method_id;
			return 1;
		} else {
			dol_syslog(get_class($this).'::setShippingMethod Error ', LOG_DEBUG);
			$this->error=$this->db->error();
			return 0;
		}
	}


	/**
	 *  Change the warehouse
	 *
	 *  @param      int     $warehouse_id     Id of warehouse
	 *  @return     int              1 if OK, 0 if KO
	 */
	function setWarehouse($warehouse_id)
	{
		if (! $this->table_element) {
			dol_syslog(get_class($this)."::setWarehouse was called on objet with property table_element not defined",LOG_ERR);
			return -1;
		}
		if ($warehouse_id<0) $warehouse_id='NULL';
		dol_syslog(get_class($this).'::setWarehouse('.$warehouse_id.')');

		$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element;
		$sql.= " SET fk_warehouse = ".$warehouse_id;
		$sql.= " WHERE rowid=".$this->id;

		if ($this->db->query($sql)) {
			$this->warehouse_id = ($warehouse_id=='NULL')?null:$warehouse_id;
			return 1;
		} else {
			dol_syslog(get_class($this).'::setWarehouse Error ', LOG_DEBUG);
			$this->error=$this->db->error();
			return 0;
		}
	}


	/**
	 *		Set last model used by doc generator
	 *
	 *		@param		User	$user		User object that make change
	 *		@param		string	$modelpdf	Modele name
	 *		@return		int					<0 if KO, >0 if OK
	 */
	function setDocModel($user, $modelpdf)
	{
		if (! $this->table_element)
		{
			dol_syslog(get_class($this)."::setDocModel was called on objet with property table_element not defined",LOG_ERR);
			return -1;
		}

		$newmodelpdf=dol_trunc($modelpdf,255);

		$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element;
		$sql.= " SET model_pdf = '".$this->db->escape($newmodelpdf)."'";
		$sql.= " WHERE rowid = ".$this->id;
		// if ($this->element == 'facture') $sql.= " AND fk_statut < 2";
		// if ($this->element == 'propal')  $sql.= " AND fk_statut = 0";

		dol_syslog(get_class($this)."::setDocModel", LOG_DEBUG);
		$resql=$this->db->query($sql);
		if ($resql)
		{
			$this->modelpdf=$modelpdf;
			return 1;
		}
		else
		{
			dol_print_error($this->db);
			return 0;
		}
	}


	/**
	 *  Change the bank account
	 *
	 *  @param		int		$fk_account		Id of bank account
	 *  @return		int				1 if OK, 0 if KO
	 */
	function setBankAccount($fk_account)
	{
		if (! $this->table_element) {
			dol_syslog(get_class($this)."::setBankAccount was called on objet with property table_element not defined",LOG_ERR);
			return -1;
		}
		if ($fk_account<0) $fk_account='NULL';
		dol_syslog(get_class($this).'::setBankAccount('.$fk_account.')');

		$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element;
		$sql.= " SET fk_account = ".$fk_account;
		$sql.= " WHERE rowid=".$this->id;

		if ($this->db->query($sql)) {
			$this->fk_account = ($fk_account=='NULL')?null:$fk_account;
			return 1;
		} else {
			dol_syslog(get_class($this).'::setBankAccount Error '.$sql.' - '.$this->db->error());
			$this->error=$this->db->error();
			return 0;
		}
	}

	// TODO: Move line related operations to CommonObjectLine?

	/**
	 *  Save a new position (field rang) for details lines.
	 *  You can choose to set position for lines with already a position or lines without any position defined.
	 *
	 * 	@param		boolean		$renum			   True to renum all already ordered lines, false to renum only not already ordered lines.
	 * 	@param		string		$rowidorder		   ASC or DESC
	 * 	@param		boolean		$fk_parent_line    Table with fk_parent_line field or not
	 * 	@return		int                            <0 if KO, >0 if OK
	 */
	function line_order($renum=false, $rowidorder='ASC', $fk_parent_line=true)
	{
		if (! $this->table_element_line)
		{
			dol_syslog(get_class($this)."::line_order was called on objet with property table_element_line not defined",LOG_ERR);
			return -1;
		}
		if (! $this->fk_element)
		{
			dol_syslog(get_class($this)."::line_order was called on objet with property fk_element not defined",LOG_ERR);
			return -1;
		}

		// Count number of lines to reorder (according to choice $renum)
		$nl=0;
		$sql = 'SELECT count(rowid) FROM '.MAIN_DB_PREFIX.$this->table_element_line;
		$sql.= ' WHERE '.$this->fk_element.'='.$this->id;
		if (! $renum) $sql.= ' AND rang = 0';
		if ($renum) $sql.= ' AND rang <> 0';

		dol_syslog(get_class($this)."::line_order", LOG_DEBUG);
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$row = $this->db->fetch_row($resql);
			$nl = $row[0];
		}
		else dol_print_error($this->db);
		if ($nl > 0)
		{
			// The goal of this part is to reorder all lines, with all children lines sharing the same
			// counter that parents.
			$rows=array();

			// We first search all lines that are parent lines (for multilevel details lines)
			$sql = 'SELECT rowid FROM '.MAIN_DB_PREFIX.$this->table_element_line;
			$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;
			if ($fk_parent_line) $sql.= ' AND fk_parent_line IS NULL';
			$sql.= ' ORDER BY rang ASC, rowid '.$rowidorder;

			dol_syslog(get_class($this)."::line_order search all parent lines", LOG_DEBUG);
			$resql = $this->db->query($sql);
			if ($resql)
			{
				$i=0;
				$num = $this->db->num_rows($resql);
				while ($i < $num)
				{
					$row = $this->db->fetch_row($resql);
					$rows[] = $row[0];	// Add parent line into array rows
					$childrens = $this->getChildrenOfLine($row[0]);
					if (! empty($childrens))
					{
						foreach($childrens as $child)
						{
							array_push($rows, $child);
						}
					}
					$i++;
				}

				// Now we set a new number for each lines (parent and children with children included into parent tree)
				if (! empty($rows))
				{
					foreach($rows as $key => $row)
					{
						$this->updateRangOfLine($row, ($key+1));
					}
				}
			}
			else
			{
				dol_print_error($this->db);
			}
		}
		return 1;
	}

	/**
	 * 	Get children of line
	 *
	 * 	@param	int		$id		Id of parent line
	 * 	@return	array			Array with list of children lines id
	 */
	function getChildrenOfLine($id)
	{
		$rows=array();

		$sql = 'SELECT rowid FROM '.MAIN_DB_PREFIX.$this->table_element_line;
		$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;
		$sql.= ' AND fk_parent_line = '.$id;
		$sql.= ' ORDER BY rang ASC';

		dol_syslog(get_class($this)."::getChildrenOfLine search children lines for line ".$id."", LOG_DEBUG);
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$i=0;
			$num = $this->db->num_rows($resql);
			while ($i < $num)
			{
				$row = $this->db->fetch_row($resql);
				$rows[$i] = $row[0];
				$i++;
			}
		}

		return $rows;
	}

	/**
	 * 	Update a line to have a lower rank
	 *
	 * 	@param 	int			$rowid				Id of line
	 * 	@param	boolean		$fk_parent_line		Table with fk_parent_line field or not
	 * 	@return	void
	 */
	function line_up($rowid, $fk_parent_line=true)
	{
		$this->line_order(false, 'ASC', $fk_parent_line);

		// Get rang of line
		$rang = $this->getRangOfLine($rowid);

		// Update position of line
		$this->updateLineUp($rowid, $rang);
	}

	/**
	 * 	Update a line to have a higher rank
	 *
	 * 	@param	int			$rowid				Id of line
	 * 	@param	boolean		$fk_parent_line		Table with fk_parent_line field or not
	 * 	@return	void
	 */
	function line_down($rowid, $fk_parent_line=true)
	{
		$this->line_order(false, 'ASC', $fk_parent_line);

		// Get rang of line
		$rang = $this->getRangOfLine($rowid);

		// Get max value for rang
		$max = $this->line_max();

		// Update position of line
		$this->updateLineDown($rowid, $rang, $max);
	}

	/**
	 * 	Update position of line (rang)
	 *
	 * 	@param	int		$rowid		Id of line
	 * 	@param	int		$rang		Position
	 * 	@return	void
	 */
	function updateRangOfLine($rowid,$rang)
	{
		$fieldposition = 'rang';
		if ($this->table_element_line == 'ecm_files') $fieldposition = 'position';

		$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element_line.' SET '.$fieldposition.' = '.$rang;
		$sql.= ' WHERE rowid = '.$rowid;

		dol_syslog(get_class($this)."::updateRangOfLine", LOG_DEBUG);
		if (! $this->db->query($sql))
		{
			dol_print_error($this->db);
		}
	}

	/**
	 * 	Update position of line with ajax (rang)
	 *
	 * 	@param	array	$rows	Array of rows
	 * 	@return	void
	 */
	function line_ajaxorder($rows)
	{
		$num = count($rows);
		for ($i = 0 ; $i < $num ; $i++)
		{
			$this->updateRangOfLine($rows[$i], ($i+1));
		}
	}

	/**
	 * 	Update position of line up (rang)
	 *
	 * 	@param	int		$rowid		Id of line
	 * 	@param	int		$rang		Position
	 * 	@return	void
	 */
	function updateLineUp($rowid,$rang)
	{
		if ($rang > 1 )
		{
			$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element_line.' SET rang = '.$rang ;
			$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;
			$sql.= ' AND rang = '.($rang - 1);
			if ($this->db->query($sql) )
			{
				$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element_line.' SET rang  = '.($rang - 1);
				$sql.= ' WHERE rowid = '.$rowid;
				if (! $this->db->query($sql) )
				{
					dol_print_error($this->db);
				}
			}
			else
			{
				dol_print_error($this->db);
			}
		}
	}

	/**
	 * 	Update position of line down (rang)
	 *
	 * 	@param	int		$rowid		Id of line
	 * 	@param	int		$rang		Position
	 * 	@param	int		$max		Max
	 * 	@return	void
	 */
	function updateLineDown($rowid,$rang,$max)
	{
		if ($rang < $max)
		{
			$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element_line.' SET rang = '.$rang;
			$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;
			$sql.= ' AND rang = '.($rang+1);
			if ($this->db->query($sql) )
			{
				$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element_line.' SET rang = '.($rang+1);
				$sql.= ' WHERE rowid = '.$rowid;
				if (! $this->db->query($sql) )
				{
					dol_print_error($this->db);
				}
			}
			else
			{
				dol_print_error($this->db);
			}
		}
	}

	/**
	 * 	Get position of line (rang)
	 *
	 * 	@param		int		$rowid		Id of line
	 *  @return		int     			Value of rang in table of lines
	 */
	function getRangOfLine($rowid)
	{
		$sql = 'SELECT rang FROM '.MAIN_DB_PREFIX.$this->table_element_line;
		$sql.= ' WHERE rowid ='.$rowid;

		dol_syslog(get_class($this)."::getRangOfLine", LOG_DEBUG);
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$row = $this->db->fetch_row($resql);
			return $row[0];
		}
	}

	/**
	 * 	Get rowid of the line relative to its position
	 *
	 * 	@param		int		$rang		Rang value
	 *  @return     int     			Rowid of the line
	 */
	function getIdOfLine($rang)
	{
		$sql = 'SELECT rowid FROM '.MAIN_DB_PREFIX.$this->table_element_line;
		$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;
		$sql.= ' AND rang = '.$rang;
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$row = $this->db->fetch_row($resql);
			return $row[0];
		}
	}

	/**
	 * 	Get max value used for position of line (rang)
	 *
	 * 	@param		int		$fk_parent_line		Parent line id
	 *  @return     int  			   			Max value of rang in table of lines
	 */
	function line_max($fk_parent_line=0)
	{
		// Search the last rang with fk_parent_line
		if ($fk_parent_line)
		{
			$sql = 'SELECT max(rang) FROM '.MAIN_DB_PREFIX.$this->table_element_line;
			$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;
			$sql.= ' AND fk_parent_line = '.$fk_parent_line;

			dol_syslog(get_class($this)."::line_max", LOG_DEBUG);
			$resql = $this->db->query($sql);
			if ($resql)
			{
				$row = $this->db->fetch_row($resql);
				if (! empty($row[0]))
				{
					return $row[0];
				}
				else
				{
					return $this->getRangOfLine($fk_parent_line);
				}
			}
		}
		// If not, search the last rang of element
		else
		{
			$sql = 'SELECT max(rang) FROM '.MAIN_DB_PREFIX.$this->table_element_line;
			$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;

			dol_syslog(get_class($this)."::line_max", LOG_DEBUG);
			$resql = $this->db->query($sql);
			if ($resql)
			{
				$row = $this->db->fetch_row($resql);
				return $row[0];
			}
		}
	}

	/**
	 *  Update external ref of element
	 *
	 *  @param      string		$ref_ext	Update field ref_ext
	 *  @return     int      		   		<0 if KO, >0 if OK
	 */
	function update_ref_ext($ref_ext)
	{
		if (! $this->table_element)
		{
			dol_syslog(get_class($this)."::update_ref_ext was called on objet with property table_element not defined", LOG_ERR);
			return -1;
		}

		$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element;
		$sql.= " SET ref_ext = '".$this->db->escape($ref_ext)."'";
		$sql.= " WHERE ".(isset($this->table_rowid)?$this->table_rowid:'rowid')." = ". $this->id;

		dol_syslog(get_class($this)."::update_ref_ext", LOG_DEBUG);
		if ($this->db->query($sql))
		{
			$this->ref_ext = $ref_ext;
			return 1;
		}
		else
		{
			$this->error=$this->db->error();
			return -1;
		}
	}

	/**
	 *  Update note of element
	 *
	 *  @param      string		$note		New value for note
	 *  @param		string		$suffix		'', '_public' or '_private'
	 *  @return     int      		   		<0 if KO, >0 if OK
	 */
	function update_note($note,$suffix='')
	{
		global $user;

		if (! $this->table_element)
		{
			$this->error='update_note was called on objet with property table_element not defined';
			dol_syslog(get_class($this)."::update_note was called on objet with property table_element not defined", LOG_ERR);
			return -1;
		}
		if (! in_array($suffix,array('','_public','_private')))
		{
			$this->error='update_note Parameter suffix must be empty, \'_private\' or \'_public\'';
			dol_syslog(get_class($this)."::update_note Parameter suffix must be empty, '_private' or '_public'", LOG_ERR);
			return -2;
		}
		// Special cas
		//var_dump($this->table_element);exit;
		if ($this->table_element == 'product') $suffix='';

		$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element;
		$sql.= " SET note".$suffix." = ".(!empty($note)?("'".$this->db->escape($note)."'"):"NULL");
		$sql.= " ,".(in_array($this->table_element, array('actioncomm', 'adherent', 'advtargetemailing', 'cronjob', 'establishment'))?"fk_user_mod":"fk_user_modif")." = ".$user->id;
		$sql.= " WHERE rowid =". $this->id;

		dol_syslog(get_class($this)."::update_note", LOG_DEBUG);
		if ($this->db->query($sql))
		{
			if ($suffix == '_public') $this->note_public = $note;
			else if ($suffix == '_private') $this->note_private = $note;
			else
			{
				$this->note = $note;      // deprecated
				$this->note_private = $note;
			}
			return 1;
		}
		else
		{
			$this->error=$this->db->lasterror();
			return -1;
		}
	}

	/**
	 * 	Update public note (kept for backward compatibility)
	 *
	 * @param      string		$note		New value for note
	 * @return     int      		   		<0 if KO, >0 if OK
	 * @deprecated
	 * @see update_note()
	 */
	function update_note_public($note)
	{
		return $this->update_note($note,'_public');
	}

	/**
	 *	Update total_ht, total_ttc, total_vat, total_localtax1, total_localtax2 for an object (sum of lines).
	 *  Must be called at end of methods addline or updateline.
	 *
	 *	@param	int		$exclspec          	>0 = Exclude special product (product_type=9)
	 *  @param  string	$roundingadjust    	'none'=Do nothing, 'auto'=Use default method (MAIN_ROUNDOFTOTAL_NOT_TOTALOFROUND if defined, or '0'), '0'=Force mode total of rounding, '1'=Force mode rounding of total
	 *  @param	int		$nodatabaseupdate	1=Do not update database. Update only properties of object.
	 *  @param	Societe	$seller				If roundingadjust is '0' or '1' or maybe 'auto', it means we recalculate total for lines before calculating total for object and for this, we need seller object.
	 *	@return	int    			           	<0 if KO, >0 if OK
	 */
	function update_price($exclspec=0,$roundingadjust='none',$nodatabaseupdate=0,$seller=null)
	{
		global $conf;

		// Some external module want no update price after a trigger because they have another method to calculate the total (ex: with an extrafield)
		$MODULE = "";
		if ($this->element == 'propal')
			$MODULE = "MODULE_DISALLOW_UPDATE_PRICE_PROPOSAL";
		elseif ($this->element == 'order')
			$MODULE = "MODULE_DISALLOW_UPDATE_PRICE_ORDER";
		elseif ($this->element == 'facture')
			$MODULE = "MODULE_DISALLOW_UPDATE_PRICE_INVOICE";
		elseif ($this->element == 'facture_fourn')
			$MODULE = "MODULE_DISALLOW_UPDATE_PRICE_SUPPLIER_INVOICE";
		elseif ($this->element == 'order_supplier')
			$MODULE = "MODULE_DISALLOW_UPDATE_PRICE_SUPPLIER_ORDER";
		elseif ($this->element == 'supplier_proposal')
			$MODULE = "MODULE_DISALLOW_UPDATE_PRICE_SUPPLIER_PROPOSAL";

		if (! empty($MODULE)) {
			if (! empty($conf->global->$MODULE)) {
				$modsactivated = explode(',', $conf->global->$MODULE);
				foreach ($modsactivated as $mod) {
					if ($conf->$mod->enabled)
						return 1; // update was disabled by specific setup
				}
			}
		}

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

		if ($roundingadjust == '-1') $roundingadjust='auto';	// For backward compatibility

		$forcedroundingmode=$roundingadjust;
		if ($forcedroundingmode == 'auto' && isset($conf->global->MAIN_ROUNDOFTOTAL_NOT_TOTALOFROUND)) $forcedroundingmode=$conf->global->MAIN_ROUNDOFTOTAL_NOT_TOTALOFROUND;
		elseif ($forcedroundingmode == 'auto') $forcedroundingmode='0';

		$error=0;

		$multicurrency_tx = !empty($this->multicurrency_tx) ? $this->multicurrency_tx : 1;

		// Define constants to find lines to sum
		$fieldtva='total_tva';
		$fieldlocaltax1='total_localtax1';
		$fieldlocaltax2='total_localtax2';
		$fieldup='subprice';
		if ($this->element == 'facture_fourn' || $this->element == 'invoice_supplier')
		{
			$fieldtva='tva';
			$fieldup='pu_ht';
		}
		if ($this->element == 'expensereport')
		{
			$fieldup='value_unit';
		}

		$sql = 'SELECT rowid, qty, '.$fieldup.' as up, remise_percent, total_ht, '.$fieldtva.' as total_tva, total_ttc, '.$fieldlocaltax1.' as total_localtax1, '.$fieldlocaltax2.' as total_localtax2,';
		$sql.= ' tva_tx as vatrate, localtax1_tx, localtax2_tx, localtax1_type, localtax2_type, info_bits, product_type';
			if ($this->table_element_line == 'facturedet') $sql.= ', situation_percent';
			$sql.= ', multicurrency_total_ht, multicurrency_total_tva, multicurrency_total_ttc';
		$sql.= ' FROM '.MAIN_DB_PREFIX.$this->table_element_line;
		$sql.= ' WHERE '.$this->fk_element.' = '.$this->id;
		if ($exclspec)
		{
			$product_field='product_type';
			if ($this->table_element_line == 'contratdet') $product_field='';    // contratdet table has no product_type field
			if ($product_field) $sql.= ' AND '.$product_field.' <> 9';
		}
		$sql.= ' ORDER by rowid';	// We want to be sure to always use same order of line to not change lines differently when option MAIN_ROUNDOFTOTAL_NOT_TOTALOFROUND is used

		dol_syslog(get_class($this)."::update_price", LOG_DEBUG);
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$this->total_ht  = 0;
			$this->total_tva = 0;
			$this->total_localtax1 = 0;
			$this->total_localtax2 = 0;
			$this->total_ttc = 0;
			$total_ht_by_vats  = array();
			$total_tva_by_vats = array();
			$total_ttc_by_vats = array();
			$this->multicurrency_total_ht	= 0;
			$this->multicurrency_total_tva	= 0;
			$this->multicurrency_total_ttc	= 0;

			$num = $this->db->num_rows($resql);
			$i = 0;
			while ($i < $num)
			{
				$obj = $this->db->fetch_object($resql);

				// Note: There is no check on detail line and no check on total, if $forcedroundingmode = 'none'
				if ($forcedroundingmode == '0')	// Check if data on line are consistent. This may solve lines that were not consistent because set with $forcedroundingmode='auto'
				{
					$localtax_array=array($obj->localtax1_type,$obj->localtax1_tx,$obj->localtax2_type,$obj->localtax2_tx);
					$tmpcal=calcul_price_total($obj->qty, $obj->up, $obj->remise_percent, $obj->vatrate, $obj->localtax1_tx, $obj->localtax2_tx, 0, 'HT', $obj->info_bits, $obj->product_type, $seller, $localtax_array, (isset($obj->situation_percent) ? $obj->situation_percent : 100), $multicurrency_tx);
					$diff=price2num($tmpcal[1] - $obj->total_tva, 'MT', 1);
					if ($diff)
					{
						$sqlfix="UPDATE ".MAIN_DB_PREFIX.$this->table_element_line." SET ".$fieldtva." = ".$tmpcal[1].", total_ttc = ".$tmpcal[2]." WHERE rowid = ".$obj->rowid;
						dol_syslog('We found unconsistent data into detailed line (difference of '.$diff.') for line rowid = '.$obj->rowid." (total vat of line calculated=".$tmpcal[1].", database=".$obj->total_tva."). We fix the total_vat and total_ttc of line by running sqlfix = ".$sqlfix);
								$resqlfix=$this->db->query($sqlfix);
								if (! $resqlfix) dol_print_error($this->db,'Failed to update line');
								$obj->total_tva = $tmpcal[1];
								$obj->total_ttc = $tmpcal[2];
						//
					}
				}

				$this->total_ht        += $obj->total_ht;		// The field visible at end of line detail
				$this->total_tva       += $obj->total_tva;
				$this->total_localtax1 += $obj->total_localtax1;
				$this->total_localtax2 += $obj->total_localtax2;
				$this->total_ttc       += $obj->total_ttc;
				$this->multicurrency_total_ht        += $obj->multicurrency_total_ht;		// The field visible at end of line detail
				$this->multicurrency_total_tva       += $obj->multicurrency_total_tva;
				$this->multicurrency_total_ttc       += $obj->multicurrency_total_ttc;

				if (! isset($total_ht_by_vats[$obj->vatrate]))  $total_ht_by_vats[$obj->vatrate]=0;
				if (! isset($total_tva_by_vats[$obj->vatrate])) $total_tva_by_vats[$obj->vatrate]=0;
				if (! isset($total_ttc_by_vats[$obj->vatrate])) $total_ttc_by_vats[$obj->vatrate]=0;
				$total_ht_by_vats[$obj->vatrate]  += $obj->total_ht;
				$total_tva_by_vats[$obj->vatrate] += $obj->total_tva;
				$total_ttc_by_vats[$obj->vatrate] += $obj->total_ttc;

				if ($forcedroundingmode == '1')	// Check if we need adjustement onto line for vat. TODO This works on the company currency but not on multicurrency
				{
					$tmpvat=price2num($total_ht_by_vats[$obj->vatrate] * $obj->vatrate / 100, 'MT', 1);
					$diff=price2num($total_tva_by_vats[$obj->vatrate]-$tmpvat, 'MT', 1);
					//print 'Line '.$i.' rowid='.$obj->rowid.' vat_rate='.$obj->vatrate.' total_ht='.$obj->total_ht.' total_tva='.$obj->total_tva.' total_ttc='.$obj->total_ttc.' total_ht_by_vats='.$total_ht_by_vats[$obj->vatrate].' total_tva_by_vats='.$total_tva_by_vats[$obj->vatrate].' (new calculation = '.$tmpvat.') total_ttc_by_vats='.$total_ttc_by_vats[$obj->vatrate].($diff?" => DIFF":"")."<br>\n";
					if ($diff)
					{
						if (abs($diff) > 0.1) { dol_syslog('A rounding difference was detected into TOTAL but is too high to be corrected', LOG_WARNING); exit; }
						$sqlfix="UPDATE ".MAIN_DB_PREFIX.$this->table_element_line." SET ".$fieldtva." = ".($obj->total_tva - $diff).", total_ttc = ".($obj->total_ttc - $diff)." WHERE rowid = ".$obj->rowid;
						dol_syslog('We found a difference of '.$diff.' for line rowid = '.$obj->rowid.". We fix the total_vat and total_ttc of line by running sqlfix = ".$sqlfix);
								$resqlfix=$this->db->query($sqlfix);
								if (! $resqlfix) dol_print_error($this->db,'Failed to update line');
								$this->total_tva -= $diff;
								$this->total_ttc -= $diff;
								$total_tva_by_vats[$obj->vatrate] -= $diff;
								$total_ttc_by_vats[$obj->vatrate] -= $diff;

					}
				}

				$i++;
			}

			// Add revenue stamp to total
			$this->total_ttc       			+= isset($this->revenuestamp)?$this->revenuestamp:0;
			$this->multicurrency_total_ttc  += isset($this->revenuestamp)?($this->revenuestamp * $multicurrency_tx):0;

			// Situations totals
			if ($this->situation_cycle_ref && $this->situation_counter > 1 && method_exists($this, 'get_prev_sits'))
			{
				$prev_sits = $this->get_prev_sits();

				foreach ($prev_sits as $sit) {				// $sit is an object Facture loaded with a fetch.
					$this->total_ht -= $sit->total_ht;
					$this->total_tva -= $sit->total_tva;
					$this->total_localtax1 -= $sit->total_localtax1;
					$this->total_localtax2 -= $sit->total_localtax2;
					$this->total_ttc -= $sit->total_ttc;
					$this->multicurrency_total_ht -= $sit->multicurrency_total_ht;
					$this->multicurrency_total_tva -= $sit->multicurrency_total_tva;
					$this->multicurrency_total_ttc -= $sit->multicurrency_total_ttc;
				}
			}

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

			// Now update global field total_ht, total_ttc and tva
			$fieldht='total_ht';
			$fieldtva='tva';
			$fieldlocaltax1='localtax1';
			$fieldlocaltax2='localtax2';
			$fieldttc='total_ttc';
			// Specific code for backward compatibility with old field names
			if ($this->element == 'facture' || $this->element == 'facturerec')             $fieldht='total';
			if ($this->element == 'facture_fourn' || $this->element == 'invoice_supplier') $fieldtva='total_tva';
			if ($this->element == 'propal')                                                $fieldttc='total';
			if ($this->element == 'expensereport')                                         $fieldtva='total_tva';
			if ($this->element == 'supplier_proposal')                                     $fieldttc='total';

			if (empty($nodatabaseupdate))
			{
				$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element.' SET';
				$sql .= " ".$fieldht."='".price2num($this->total_ht)."',";
				$sql .= " ".$fieldtva."='".price2num($this->total_tva)."',";
				$sql .= " ".$fieldlocaltax1."='".price2num($this->total_localtax1)."',";
				$sql .= " ".$fieldlocaltax2."='".price2num($this->total_localtax2)."',";
				$sql .= " ".$fieldttc."='".price2num($this->total_ttc)."'";
						$sql .= ", multicurrency_total_ht='".price2num($this->multicurrency_total_ht, 'MT', 1)."'";
						$sql .= ", multicurrency_total_tva='".price2num($this->multicurrency_total_tva, 'MT', 1)."'";
						$sql .= ", multicurrency_total_ttc='".price2num($this->multicurrency_total_ttc, 'MT', 1)."'";
				$sql .= ' WHERE rowid = '.$this->id;

				//print "xx".$sql;
				dol_syslog(get_class($this)."::update_price", LOG_DEBUG);
				$resql=$this->db->query($sql);
				if (! $resql)
				{
					$error++;
					$this->error=$this->db->lasterror();
					$this->errors[]=$this->db->lasterror();
				}
			}

			if (! $error)
			{
				return 1;
			}
			else
			{
				return -1;
			}
		}
		else
		{
			dol_print_error($this->db,'Bad request in update_price');
			return -1;
		}
	}

	/**
	 *	Add objects linked in llx_element_element.
	 *
	 *	@param		string	$origin		Linked element type
	 *	@param		int		$origin_id	Linked element id
	 *	@return		int					<=0 if KO, >0 if OK
	 *	@see		fetchObjectLinked, updateObjectLinked, deleteObjectLinked
	 */
	function add_object_linked($origin=null, $origin_id=null)
	{
		$origin = (! empty($origin) ? $origin : $this->origin);
		$origin_id = (! empty($origin_id) ? $origin_id : $this->origin_id);

		// Special case
		if ($origin == 'order') $origin='commande';
		if ($origin == 'invoice') $origin='facture';

		$this->db->begin();

		$sql = "INSERT INTO ".MAIN_DB_PREFIX."element_element (";
		$sql.= "fk_source";
		$sql.= ", sourcetype";
		$sql.= ", fk_target";
		$sql.= ", targettype";
		$sql.= ") VALUES (";
		$sql.= $origin_id;
		$sql.= ", '".$this->db->escape($origin)."'";
		$sql.= ", ".$this->id;
		$sql.= ", '".$this->db->escape($this->element)."'";
		$sql.= ")";

		dol_syslog(get_class($this)."::add_object_linked", LOG_DEBUG);
		if ($this->db->query($sql))
	  	{
	  		$this->db->commit();
	  		return 1;
	  	}
	  	else
	  	{
	  		$this->error=$this->db->lasterror();
	  		$this->db->rollback();
	  		return 0;
	  	}
	}

	/**
	 *	Fetch array of objects linked to current object. Links are loaded into this->linkedObjects array and this->linkedObjectsIds
	 *  Possible usage for parameters:
	 *  - all parameters empty -> we look all link to current object (current object can be source or target)
	 *  - source id+type -> will get target list linked to source
	 *  - target id+type -> will get source list linked to target
	 *  - source id+type + target type -> will get target list of the type
	 *  - target id+type + target source -> will get source list of the type
	 *
	 *	@param	int		$sourceid		Object source id (if not defined, id of object)
	 *	@param  string	$sourcetype		Object source type (if not defined, element name of object)
	 *	@param  int		$targetid		Object target id (if not defined, id of object)
	 *	@param  string	$targettype		Object target type (if not defined, elemennt name of object)
	 *	@param  string	$clause			'OR' or 'AND' clause used when both source id and target id are provided
	 *  @param	int		$alsosametype	0=Return only links to object that differs from source. 1=Include also link to objects of same type.
	 *	@return	void
	 *  @see	add_object_linked, updateObjectLinked, deleteObjectLinked
	 */
	function fetchObjectLinked($sourceid=null,$sourcetype='',$targetid=null,$targettype='',$clause='OR',$alsosametype=1)
	{
		global $conf;

		$this->linkedObjectsIds=array();
		$this->linkedObjects=array();

		$justsource=false;
		$justtarget=false;
		$withtargettype=false;
		$withsourcetype=false;

		if (! empty($sourceid) && ! empty($sourcetype) && empty($targetid))
		{
			$justsource=true;  // the source (id and type) is a search criteria
			if (! empty($targettype)) $withtargettype=true;
		}
		if (! empty($targetid) && ! empty($targettype) && empty($sourceid))
		{
			$justtarget=true;  // the target (id and type) is a search criteria
			if (! empty($sourcetype)) $withsourcetype=true;
		}

		$sourceid = (! empty($sourceid) ? $sourceid : $this->id);
		$targetid = (! empty($targetid) ? $targetid : $this->id);
		$sourcetype = (! empty($sourcetype) ? $sourcetype : $this->element);
		$targettype = (! empty($targettype) ? $targettype : $this->element);

		/*if (empty($sourceid) && empty($targetid))
        {
        	dol_syslog('Bad usage of function. No source nor target id defined (nor as parameter nor as object id)', LOG_ERR);
        	return -1;
        }*/

		// Links between objects are stored in table element_element
		$sql = 'SELECT rowid, fk_source, sourcetype, fk_target, targettype';
		$sql.= ' FROM '.MAIN_DB_PREFIX.'element_element';
		$sql.= " WHERE ";
		if ($justsource || $justtarget)
		{
			if ($justsource)
			{
				$sql.= "fk_source = ".$sourceid." AND sourcetype = '".$sourcetype."'";
				if ($withtargettype) $sql.= " AND targettype = '".$targettype."'";
			}
			else if ($justtarget)
			{
				$sql.= "fk_target = ".$targetid." AND targettype = '".$targettype."'";
				if ($withsourcetype) $sql.= " AND sourcetype = '".$sourcetype."'";
			}
		}
		else
		{
			$sql.= "(fk_source = ".$sourceid." AND sourcetype = '".$sourcetype."')";
			$sql.= " ".$clause." (fk_target = ".$targetid." AND targettype = '".$targettype."')";
		}
		$sql .= ' ORDER BY sourcetype';
		//print $sql;

		dol_syslog(get_class($this)."::fetchObjectLink", 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);
				if ($justsource || $justtarget)
				{
					if ($justsource)
					{
						$this->linkedObjectsIds[$obj->targettype][$obj->rowid]=$obj->fk_target;
					}
					else if ($justtarget)
					{
						$this->linkedObjectsIds[$obj->sourcetype][$obj->rowid]=$obj->fk_source;
					}
				}
				else
				{
					if ($obj->fk_source == $sourceid && $obj->sourcetype == $sourcetype)
					{
						$this->linkedObjectsIds[$obj->targettype][$obj->rowid]=$obj->fk_target;
					}
					if ($obj->fk_target == $targetid && $obj->targettype == $targettype)
					{
						$this->linkedObjectsIds[$obj->sourcetype][$obj->rowid]=$obj->fk_source;
					}
				}
				$i++;
			}

			if (! empty($this->linkedObjectsIds))
			{
				foreach($this->linkedObjectsIds as $objecttype => $objectids)       // $objecttype is a module name ('facture', 'mymodule', ...) or a module name with a suffix ('project_task', 'mymodule_myobj', ...)
				{
					// Parse element/subelement (ex: project_task, cabinetmed_consultation, ...)
					$module = $element = $subelement = $objecttype;
					if ($objecttype != 'supplier_proposal' && $objecttype != 'order_supplier' && $objecttype != 'invoice_supplier'
						&& preg_match('/^([^_]+)_([^_]+)/i',$objecttype,$regs))
					{
						$module = $element = $regs[1];
						$subelement = $regs[2];
					}

					$classpath = $element.'/class';
					// To work with non standard classpath or module name
					if ($objecttype == 'facture')			{
						$classpath = 'compta/facture/class';
					}
					else if ($objecttype == 'facturerec')			{
						$classpath = 'compta/facture/class'; $module = 'facture';
					}
					else if ($objecttype == 'propal')			{
						$classpath = 'comm/propal/class';
					}
					else if ($objecttype == 'supplier_proposal')			{
						$classpath = 'supplier_proposal/class';
					}
					else if ($objecttype == 'shipping')			{
						$classpath = 'expedition/class'; $subelement = 'expedition'; $module = 'expedition_bon';
					}
					else if ($objecttype == 'delivery')			{
						$classpath = 'livraison/class'; $subelement = 'livraison'; $module = 'livraison_bon';
					}
					else if ($objecttype == 'invoice_supplier' || $objecttype == 'order_supplier')	{
						$classpath = 'fourn/class'; $module = 'fournisseur';
					}
					else if ($objecttype == 'fichinter')			{
						$classpath = 'fichinter/class'; $subelement = 'fichinter'; $module = 'ficheinter';
					}
					else if ($objecttype == 'subscription')			{
						$classpath = 'adherents/class'; $module = 'adherent';
					}

					// Set classfile
					$classfile = strtolower($subelement); $classname = ucfirst($subelement);

					if ($objecttype == 'order') {
						$classfile = 'commande'; $classname = 'Commande';
					}
					else if ($objecttype == 'invoice_supplier') {
						$classfile = 'fournisseur.facture'; $classname = 'FactureFournisseur';
					}
					else if ($objecttype == 'order_supplier')   {
						$classfile = 'fournisseur.commande'; $classname = 'CommandeFournisseur';
					}
					else if ($objecttype == 'supplier_proposal')   {
						$classfile = 'supplier_proposal'; $classname = 'SupplierProposal';
					}
					else if ($objecttype == 'facturerec')   {
						$classfile = 'facture-rec'; $classname = 'FactureRec';
					}
					else if ($objecttype == 'subscription')   {
						$classfile = 'subscription'; $classname = 'Subscription';
					}

					// Here $module, $classfile and $classname are set
					if ($conf->$module->enabled && (($element != $this->element) || $alsosametype))
					{
						dol_include_once('/'.$classpath.'/'.$classfile.'.class.php');
						//print '/'.$classpath.'/'.$classfile.'.class.php '.class_exists($classname);
						if (class_exists($classname))
						{
							foreach($objectids as $i => $objectid)	// $i is rowid into llx_element_element
							{
								$object = new $classname($this->db);
								$ret = $object->fetch($objectid);
								if ($ret >= 0)
								{
									$this->linkedObjects[$objecttype][$i] = $object;
								}
							}
						}
					}
				}
			}
		}
		else
		{
			dol_print_error($this->db);
		}
	}

	/**
	 *	Update object linked of a current object
	 *
	 *	@param	int		$sourceid		Object source id
	 *	@param  string	$sourcetype		Object source type
	 *	@param  int		$targetid		Object target id
	 *	@param  string	$targettype		Object target type
	 *	@return							int	>0 if OK, <0 if KO
	 *	@see	add_object_linked, fetObjectLinked, deleteObjectLinked
	 */
	function updateObjectLinked($sourceid=null, $sourcetype='', $targetid=null, $targettype='')
	{
		$updatesource=false;
		$updatetarget=false;

		if (! empty($sourceid) && ! empty($sourcetype) && empty($targetid) && empty($targettype)) $updatesource=true;
		else if (empty($sourceid) && empty($sourcetype) && ! empty($targetid) && ! empty($targettype)) $updatetarget=true;

		$sql = "UPDATE ".MAIN_DB_PREFIX."element_element SET ";
		if ($updatesource)
		{
			$sql.= "fk_source = ".$sourceid;
			$sql.= ", sourcetype = '".$this->db->escape($sourcetype)."'";
			$sql.= " WHERE fk_target = ".$this->id;
			$sql.= " AND targettype = '".$this->db->escape($this->element)."'";
		}
		else if ($updatetarget)
		{
			$sql.= "fk_target = ".$targetid;
			$sql.= ", targettype = '".$this->db->escape($targettype)."'";
			$sql.= " WHERE fk_source = ".$this->id;
			$sql.= " AND sourcetype = '".$this->db->escape($this->element)."'";
		}

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

	/**
	 *	Delete all links between an object $this
	 *
	 *	@param	int		$sourceid		Object source id
	 *	@param  string	$sourcetype		Object source type
	 *	@param  int		$targetid		Object target id
	 *	@param  string	$targettype		Object target type
	 *  @param	int		$rowid			Row id of line to delete. If defined, other parameters are not used.
	 *	@return     					int	>0 if OK, <0 if KO
	 *	@see	add_object_linked, updateObjectLinked, fetchObjectLinked
	 */
	function deleteObjectLinked($sourceid=null, $sourcetype='', $targetid=null, $targettype='', $rowid='')
	{
		$deletesource=false;
		$deletetarget=false;

		if (! empty($sourceid) && ! empty($sourcetype) && empty($targetid) && empty($targettype)) $deletesource=true;
		else if (empty($sourceid) && empty($sourcetype) && ! empty($targetid) && ! empty($targettype)) $deletetarget=true;

		$sourceid = (! empty($sourceid) ? $sourceid : $this->id);
		$sourcetype = (! empty($sourcetype) ? $sourcetype : $this->element);
		$targetid = (! empty($targetid) ? $targetid : $this->id);
		$targettype = (! empty($targettype) ? $targettype : $this->element);

		$sql = "DELETE FROM ".MAIN_DB_PREFIX."element_element";
		$sql.= " WHERE";
		if ($rowid > 0)
		{
			$sql.=" rowid = ".$rowid;
		}
		else
		{
			if ($deletesource)
			{
				$sql.= " fk_source = ".$sourceid." AND sourcetype = '".$this->db->escape($sourcetype)."'";
				$sql.= " AND fk_target = ".$this->id." AND targettype = '".$this->db->escape($this->element)."'";
			}
			else if ($deletetarget)
			{
				$sql.= " fk_target = ".$targetid." AND targettype = '".$this->db->escape($targettype)."'";
				$sql.= " AND fk_source = ".$this->id." AND sourcetype = '".$this->db->escape($this->element)."'";
			}
			else
			{
				$sql.= " (fk_source = ".$this->id." AND sourcetype = '".$this->db->escape($this->element)."')";
				$sql.= " OR";
				$sql.= " (fk_target = ".$this->id." AND targettype = '".$this->db->escape($this->element)."')";
			}
		}

		dol_syslog(get_class($this)."::deleteObjectLinked", LOG_DEBUG);
		if ($this->db->query($sql))
		{
			return 1;
		}
		else
		{
			$this->error=$this->db->lasterror();
			$this->errors[]=$this->error;
			return -1;
		}
	}

	/**
	 *      Set status of an object
	 *
	 *      @param	int		$status			Status to set
	 *      @param	int		$elementId		Id of element to force (use this->id by default)
	 *      @param	string	$elementType	Type of element to force (use this->table_element by default)
	 *      @return int						<0 if KO, >0 if OK
	 */
	function setStatut($status,$elementId=null,$elementType='')
	{
		global $user,$langs,$conf;

		$savElementId=$elementId;  // To be used later to know if we were using the method using the id of this or not.

		$elementId = (!empty($elementId)?$elementId:$this->id);
		$elementTable = (!empty($elementType)?$elementType:$this->table_element);

		$this->db->begin();

		$fieldstatus="fk_statut";
		if ($elementTable == 'mailing') $fieldstatus="statut";
		if ($elementTable == 'user') $fieldstatus="statut";
		if ($elementTable == 'expensereport') $fieldstatus="fk_statut";
		if ($elementTable == 'commande_fournisseur_dispatch') $fieldstatus="status";

		$sql = "UPDATE ".MAIN_DB_PREFIX.$elementTable;
		$sql.= " SET ".$fieldstatus." = ".$status;
		// If status = 1 = validated, update also fk_user_valid
		if ($status == 1 && $elementTable == 'expensereport') $sql.=", fk_user_valid = ".$user->id;
		$sql.= " WHERE rowid=".$elementId;

		dol_syslog(get_class($this)."::setStatut", LOG_DEBUG);
		if ($this->db->query($sql))
		{
			$error = 0;

			$trigkey='';
			if ($this->element == 'supplier_proposal' && $status == 2) $trigkey='SUPPLIER_PROPOSAL_SIGN';   // 2 = SupplierProposal::STATUS_SIGNED. Can't use constant into this generic class
			if ($this->element == 'supplier_proposal' && $status == 3) $trigkey='SUPPLIER_PROPOSAL_REFUSE'; // 3 = SupplierProposal::STATUS_REFUSED. Can't use constant into this generic class
			if ($this->element == 'supplier_proposal' && $status == 4) $trigkey='SUPPLIER_PROPOSAL_CLOSE';  // 4 = SupplierProposal::STATUS_CLOSED. Can't use constant into this generic class
			if ($this->element == 'fichinter' && $status == 3) $trigkey='FICHINTER_CLASSIFY_DONE';
			if ($this->element == 'fichinter' && $status == 2) $trigkey='FICHINTER_CLASSIFY_BILLED';
			if ($this->element == 'fichinter' && $status == 1) $trigkey='FICHINTER_CLASSIFY_UNBILLED';

			if ($trigkey)
			{
				// Appel des triggers
				include_once DOL_DOCUMENT_ROOT . '/core/class/interfaces.class.php';
				$interface=new Interfaces($this->db);
				$result=$interface->run_triggers($trigkey,$this,$user,$langs,$conf);
				if ($result < 0) {
					$error++; $this->errors=$interface->errors;
				}
				// Fin appel triggers
			}

			if (! $error)
			{
				$this->db->commit();

				if (empty($savElementId))    // If the element we update was $this (so $elementId is null)
				{
					$this->statut = $status;
					$this->status = $status;
				}

				return 1;
			}
			else
			{
				$this->db->rollback();
				dol_syslog(get_class($this)."::setStatus ".$this->error,LOG_ERR);
				return -1;
			}
		}
		else
		{
			$this->error=$this->db->lasterror();
			$this->db->rollback();
			return -1;
		}
	}


	/**
	 *  Load type of canvas of an object if it exists
	 *
	 *  @param      int		$id     Record id
	 *  @param      string	$ref    Record ref
	 *  @return		int				<0 if KO, 0 if nothing done, >0 if OK
	 */
	function getCanvas($id=0,$ref='')
	{
		global $conf;

		if (empty($id) && empty($ref)) return 0;
		if (! empty($conf->global->MAIN_DISABLE_CANVAS)) return 0;    // To increase speed. Not enabled by default.

		// Clean parameters
		$ref = trim($ref);

		$sql = "SELECT rowid, canvas";
		$sql.= " FROM ".MAIN_DB_PREFIX.$this->table_element;
		$sql.= " WHERE entity IN (".getEntity($this->element).")";
		if (! empty($id))  $sql.= " AND rowid = ".$id;
		if (! empty($ref)) $sql.= " AND ref = '".$this->db->escape($ref)."'";

		$resql = $this->db->query($sql);
		if ($resql)
		{
			$obj = $this->db->fetch_object($resql);
			if ($obj)
			{
				$this->canvas   = $obj->canvas;
				return 1;
			}
			else return 0;
		}
		else
		{
			dol_print_error($this->db);
			return -1;
		}
	}


	/**
	 * 	Get special code of a line
	 *
	 * 	@param	int		$lineid		Id of line
	 * 	@return	int					Special code
	 */
	function getSpecialCode($lineid)
	{
		$sql = 'SELECT special_code FROM '.MAIN_DB_PREFIX.$this->table_element_line;
		$sql.= ' WHERE rowid = '.$lineid;
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$row = $this->db->fetch_row($resql);
			return $row[0];
		}
	}

	/**
	 *  Function to check if an object is used by others.
	 *  Check is done into this->childtables. There is no check into llx_element_element.
	 *
	 *  @param	int		$id			Force id of object
	 *  @return	int					<0 if KO, 0 if not used, >0 if already used
	 */
	function isObjectUsed($id=0)
	{
		global $langs;

		if (empty($id)) $id=$this->id;

		// Check parameters
		if (! isset($this->childtables) || ! is_array($this->childtables) || count($this->childtables) == 0)
		{
			dol_print_error('Called isObjectUsed on a class with property this->childtables not defined');
			return -1;
		}

		$arraytoscan = $this->childtables;
		// For backward compatibility, we check if array is old format array('table1', 'table2', ...)
		$tmparray=array_keys($this->childtables);
		if (is_numeric($tmparray[0]))
		{
			$arraytoscan = array_flip($this->childtables);
		}

		// Test if child exists
		$haschild=0;
		foreach($arraytoscan as $table => $elementname)
		{
			//print $id.'-'.$table.'-'.$elementname.'<br>';
			// Check if third party can be deleted
			$sql = "SELECT COUNT(*) as nb from ".MAIN_DB_PREFIX.$table;
			$sql.= " WHERE ".$this->fk_element." = ".$id;
			$resql=$this->db->query($sql);
			if ($resql)
			{
				$obj=$this->db->fetch_object($resql);
				if ($obj->nb > 0)
				{
					$langs->load("errors");
					//print 'Found into table '.$table.', type '.$langs->transnoentitiesnoconv($elementname).', haschild='.$haschild;
					$haschild += $obj->nb;
					$this->errors[]=$langs->trans("ErrorRecordHasAtLeastOneChildOfType", $langs->transnoentitiesnoconv($elementname));
					break;    // We found at least one, we stop here
				}
			}
			else
			{
				$this->errors[]=$this->db->lasterror();
				return -1;
			}
		}
		if ($haschild > 0)
		{
			$this->errors[]="ErrorRecordHasChildren";
			return $haschild;
		}
		else return 0;
	}

	/**
	 *  Function to say how many lines object contains
	 *
	 *	@param	int		$predefined		-1=All, 0=Count free product/service only, 1=Count predefined product/service only, 2=Count predefined product, 3=Count predefined service
	 *  @return	int						<0 if KO, 0 if no predefined products, nb of lines with predefined products if found
	 */
	function hasProductsOrServices($predefined=-1)
	{
		$nb=0;

		foreach($this->lines as $key => $val)
		{
			$qualified=0;
			if ($predefined == -1) $qualified=1;
			if ($predefined == 1 && $val->fk_product > 0) $qualified=1;
			if ($predefined == 0 && $val->fk_product <= 0) $qualified=1;
			if ($predefined == 2 && $val->fk_product > 0 && $val->product_type==0) $qualified=1;
			if ($predefined == 3 && $val->fk_product > 0 && $val->product_type==1) $qualified=1;
			if ($qualified) $nb++;
		}
		dol_syslog(get_class($this).'::hasProductsOrServices we found '.$nb.' qualified lines of products/servcies');
		return $nb;
	}

	/**
	 * Function that returns the total amount HT of discounts applied for all lines.
	 *
	 * @return 	float
	 */
	function getTotalDiscount()
	{
		$total_discount=0.00;

		$sql = "SELECT subprice as pu_ht, qty, remise_percent, total_ht";
		$sql.= " FROM ".MAIN_DB_PREFIX.$this->table_element."det";
		$sql.= " WHERE ".$this->fk_element." = ".$this->id;

		dol_syslog(get_class($this).'::getTotalDiscount', 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);

				$pu_ht = $obj->pu_ht;
				$qty= $obj->qty;
				$total_ht = $obj->total_ht;

				$total_discount_line = floatval(price2num(($pu_ht * $qty) - $total_ht, 'MT'));
				$total_discount += $total_discount_line;

				$i++;
			}
		}

		//print $total_discount; exit;
		return price2num($total_discount);
	}


	/**
	 * Return into unit=0, the calculated total of weight and volume of all lines * qty
	 * Calculate by adding weight and volume of each product line, so properties ->volume/volume_units/weight/weight_units must be loaded on line.
	 *
	 * @return  array                           array('weight'=>...,'volume'=>...)
	 */
	function getTotalWeightVolume()
	{
		$totalWeight = 0;
		$totalVolume = 0;
		// defined for shipment only
		$totalOrdered = '';
		// defined for shipment only
		$totalToShip = '';

		foreach ($this->lines as $line)
		{
			if (isset($line->qty_asked))
			{
				if (empty($totalOrdered)) $totalOrdered=0;  // Avoid warning because $totalOrdered is ''
				$totalOrdered+=$line->qty_asked;    // defined for shipment only
			}
			if (isset($line->qty_shipped))
			{
				if (empty($totalToShip)) $totalToShip=0;    // Avoid warning because $totalToShip is ''
				$totalToShip+=$line->qty_shipped;   // defined for shipment only
			}

			// Define qty, weight, volume, weight_units, volume_units
			if ($this->element == 'shipping') {
				// for shipments
				$qty = $line->qty_shipped ? $line->qty_shipped : 0;
			}
			else {
				$qty = $line->qty ? $line->qty : 0;
			}

			$weight = $line->weight ? $line->weight : 0;
			$volume = $line->volume ? $line->volume : 0;

			$weight_units=$line->weight_units;
			$volume_units=$line->volume_units;

			$weightUnit=0;
			$volumeUnit=0;
			if (! empty($weight_units)) $weightUnit = $weight_units;
			if (! empty($volume_units)) $volumeUnit = $volume_units;

			if (empty($totalWeight)) $totalWeight=0;  // Avoid warning because $totalWeight is ''
			if (empty($totalVolume)) $totalVolume=0;  // Avoid warning because $totalVolume is ''

			//var_dump($line->volume_units);
			if ($weight_units < 50)   // >50 means a standard unit (power of 10 of official unit), > 50 means an exotic unit (like inch)
			{
				$trueWeightUnit=pow(10, $weightUnit);
				$totalWeight += $weight * $qty * $trueWeightUnit;
			}
			else {
		if ($weight_units == 99) {
			// conversion 1 Pound = 0.45359237 KG
			$trueWeightUnit = 0.45359237;
			$totalWeight += $weight * $qty * $trueWeightUnit;
		} elseif ($weight_units == 98) {
			// conversion 1 Ounce = 0.0283495 KG
			$trueWeightUnit = 0.0283495;
			$totalWeight += $weight * $qty * $trueWeightUnit;
		}
		else
					$totalWeight += $weight * $qty;   // This may be wrong if we mix different units
			}
			if ($volume_units < 50)   // >50 means a standard unit (power of 10 of official unit), > 50 means an exotic unit (like inch)
			{
				//print $line->volume."x".$line->volume_units."x".($line->volume_units < 50)."x".$volumeUnit;
				$trueVolumeUnit=pow(10, $volumeUnit);
				//print $line->volume;
				$totalVolume += $volume * $qty * $trueVolumeUnit;
			}
			else
			{
				$totalVolume += $volume * $qty;   // This may be wrong if we mix different units
			}
		}

		return array('weight'=>$totalWeight, 'volume'=>$totalVolume, 'ordered'=>$totalOrdered, 'toship'=>$totalToShip);
	}


	/**
	 *	Set extra parameters
	 *
	 *	@return	int      <0 if KO, >0 if OK
	 */
	function setExtraParameters()
	{
		$this->db->begin();

		$extraparams = (! empty($this->extraparams) ? json_encode($this->extraparams) : null);

		$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element;
		$sql.= " SET extraparams = ".(! empty($extraparams) ? "'".$this->db->escape($extraparams)."'" : "null");
		$sql.= " WHERE rowid = ".$this->id;

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


	/**
	 *    Return incoterms informations
	 *    TODO Use a cache for label get
	 *
	 *    @return	string	incoterms info
	 */
	function display_incoterms()
	{
		$out = '';
		$this->libelle_incoterms = '';
		if (!empty($this->fk_incoterms))
		{
			$sql = 'SELECT code FROM '.MAIN_DB_PREFIX.'c_incoterms WHERE rowid = '.(int) $this->fk_incoterms;
			$result = $this->db->query($sql);
			if ($result)
			{
				$res = $this->db->fetch_object($result);
				$out .= $res->code;
			}
		}

		$out .= (($res->code && $this->location_incoterms)?' - ':'').$this->location_incoterms;

		return $out;
	}

	/**
	 *    Return incoterms informations for pdf display
	 *
	 *    @return	string		incoterms info
	 */
	function getIncotermsForPDF()
	{
		$sql = 'SELECT code FROM '.MAIN_DB_PREFIX.'c_incoterms WHERE rowid = '.(int) $this->fk_incoterms;
		$resql = $this->db->query($sql);
		if ($resql)
		{
			$num = $this->db->num_rows($resql);
			if ($num > 0)
			{
				$res = $this->db->fetch_object($resql);
				return 'Incoterm : '.$res->code.' - '.$this->location_incoterms;
			}
			else
			{
				return '';
			}
		}
		else
		{
			$this->errors[] = $this->db->lasterror();
			return false;
		}
	}

	/**
	 *    Define incoterms values of current object
	 *
	 *    @param	int		$id_incoterm     Id of incoterm to set or '' to remove
	 * 	  @param 	string  $location		 location of incoterm
	 *    @return	int     		<0 if KO, >0 if OK
	 */
	function setIncoterms($id_incoterm, $location)
	{
		if ($this->id && $this->table_element)
		{
			$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element;
			$sql.= " SET fk_incoterms = ".($id_incoterm > 0 ? $id_incoterm : "null");
			$sql.= ", location_incoterms = ".($id_incoterm > 0 ? "'".$this->db->escape($location)."'" : "null");
			$sql.= " WHERE rowid = " . $this->id;
			dol_syslog(get_class($this).'::setIncoterms', LOG_DEBUG);
			$resql=$this->db->query($sql);
			if ($resql)
			{
				$this->fk_incoterms = $id_incoterm;
				$this->location_incoterms = $location;

				$sql = 'SELECT libelle FROM '.MAIN_DB_PREFIX.'c_incoterms WHERE rowid = '.(int) $this->fk_incoterms;
				$res = $this->db->query($sql);
				if ($res)
				{
					$obj = $this->db->fetch_object($res);
					$this->libelle_incoterms = $obj->libelle;
				}
				return 1;
			}
			else
			{
				$this->errors[] = $this->db->lasterror();
				return -1;
			}
		}
		else return -1;
	}


	/**
	 *  Return if a country is inside the EEC (European Economic Community)
	 *  @deprecated	Use function isInEEC function instead
	 *
	 *  @return     boolean		true = country inside EEC, false = country outside EEC
	 */
	function isInEEC()
	{
		require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
		return isInEEC($this);
	}


	// --------------------
	// TODO: All functions here must be redesigned and moved as they are not business functions but output functions
	// --------------------

	/* This is to show add lines */

	/**
	 *	Show add free and predefined products/services form
	 *
	 *  @param	int		        $dateSelector       1=Show also date range input fields
	 *  @param	Societe			$seller				Object thirdparty who sell
	 *  @param	Societe			$buyer				Object thirdparty who buy
	 *	@return	void
	 */
	function formAddObjectLine($dateSelector,$seller,$buyer)
	{
		global $conf,$user,$langs,$object,$hookmanager;
		global $form,$bcnd,$var;

		//Line extrafield
		require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
		$extrafieldsline = new ExtraFields($this->db);
		$extralabelslines=$extrafieldsline->fetch_name_optionals_label($this->table_element_line);

		// Output template part (modules that overwrite templates must declare this into descriptor)
		// Use global variables + $dateSelector + $seller and $buyer
		$dirtpls=array_merge($conf->modules_parts['tpl'],array('/core/tpl'));
		foreach($dirtpls as $reldir)
		{
			$tpl = dol_buildpath($reldir.'/objectline_create.tpl.php');
			if (empty($conf->file->strict_mode)) {
				$res=@include $tpl;
			} else {
				$res=include $tpl; // for debug
			}
			if ($res) break;
		}
	}



	/* This is to show array of line of details */


	/**
	 *	Return HTML table for object lines
	 *	TODO Move this into an output class file (htmlline.class.php)
	 *	If lines are into a template, title must also be into a template
	 *	But for the moment we don't know if it'st possible as we keep a method available on overloaded objects.
	 *
	 *	@param	string		$action				Action code
	 *	@param  string		$seller            	Object of seller third party
	 *	@param  string  	$buyer             	Object of buyer third party
	 *	@param	int			$selected		   	Object line selected
	 *	@param  int	    	$dateSelector      	1=Show also date range input fields
	 *	@return	void
	 */
	function printObjectLines($action, $seller, $buyer, $selected=0, $dateSelector=0)
	{
		global $conf, $hookmanager, $langs, $user;
		// TODO We should not use global var for this !
		global $inputalsopricewithtax, $usemargins, $disableedit, $disablemove, $disableremove, $outputalsopricetotalwithtax;

		// Define usemargins
		$usemargins=0;
		if (! empty($conf->margin->enabled) && ! empty($this->element) && in_array($this->element,array('facture','propal','commande'))) $usemargins=1;

		$num = count($this->lines);

		//Line extrafield
		require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
		$extrafieldsline = new ExtraFields($this->db);
		$extralabelslines=$extrafieldsline->fetch_name_optionals_label($this->table_element_line);

		$parameters = array('num'=>$num,'i'=>$i,'dateSelector'=>$dateSelector,'seller'=>$seller,'buyer'=>$buyer,'selected'=>$selected, 'extrafieldsline'=>$extrafieldsline);
		$reshook = $hookmanager->executeHooks('printObjectLineTitle', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
		if (empty($reshook))
		{
			print '<tr class="liste_titre nodrag nodrop">';

			if (! empty($conf->global->MAIN_VIEW_LINE_NUMBER)) print '<td class="linecolnum" align="center" width="5">&nbsp;</td>';

			// Description
			print '<td class="linecoldescription">'.$langs->trans('Description').'</td>';

			if ($this->element == 'supplier_proposal' || $this->element == 'order_supplier' || $this->element == 'invoice_supplier')
			{
				print '<td class="linerefsupplier"><span id="title_fourn_ref">'.$langs->trans("SupplierRef").'</span></td>';
			}

			// VAT
			print '<td class="linecolvat" align="right" width="80">'.$langs->trans('VAT').'</td>';

			// Price HT
			print '<td class="linecoluht" align="right" width="80">'.$langs->trans('PriceUHT').'</td>';

			// Multicurrency
			if (!empty($conf->multicurrency->enabled)) print '<td class="linecoluht_currency" align="right" width="80">'.$langs->trans('PriceUHTCurrency', $this->multicurrency_code).'</td>';

			if ($inputalsopricewithtax) print '<td align="right" width="80">'.$langs->trans('PriceUTTC').'</td>';

			// Qty
			print '<td class="linecolqty" align="right">'.$langs->trans('Qty').'</td>';

			if($conf->global->PRODUCT_USE_UNITS)
			{
				print '<td class="linecoluseunit" align="left">'.$langs->trans('Unit').'</td>';
			}

			// Reduction short
			print '<td class="linecoldiscount" align="right">'.$langs->trans('ReductionShort').'</td>';

			if ($this->situation_cycle_ref) {
				print '<td class="linecolcycleref" align="right">' . $langs->trans('Progress') . '</td>';
			}

			if ($usemargins && ! empty($conf->margin->enabled) && empty($user->societe_id))
			{
				if (!empty($user->rights->margins->creer))
				{
					if ($conf->global->MARGIN_TYPE == "1")
						print '<td class="linecolmargin1 margininfos" align="right" width="80">'.$langs->trans('BuyingPrice').'</td>';
					else
						print '<td class="linecolmargin1 margininfos" align="right" width="80">'.$langs->trans('CostPrice').'</td>';
				}

				if (! empty($conf->global->DISPLAY_MARGIN_RATES) && $user->rights->margins->liretous)
					print '<td class="linecolmargin2 margininfos" align="right" width="50">'.$langs->trans('MarginRate').'</td>';
				if (! empty($conf->global->DISPLAY_MARK_RATES) && $user->rights->margins->liretous)
					print '<td class="linecolmargin2 margininfos" align="right" width="50">'.$langs->trans('MarkRate').'</td>';
			}

			// Total HT
			print '<td class="linecolht" align="right">'.$langs->trans('TotalHTShort').'</td>';

			// Multicurrency
			if (!empty($conf->multicurrency->enabled)) print '<td class="linecoltotalht_currency" align="right">'.$langs->trans('TotalHTShortCurrency', $this->multicurrency_code).'</td>';

			if ($outputalsopricetotalwithtax) print '<td align="right" width="80">'.$langs->trans('TotalTTCShort').'</td>';

			print '<td class="linecoledit"></td>';  // No width to allow autodim

			print '<td class="linecoldelete" width="10"></td>';

			print '<td class="linecolmove" width="10"></td>';

			print "</tr>\n";
		}

		$var = true;
		$i	 = 0;

		foreach ($this->lines as $line)
		{
			//Line extrafield
			$line->fetch_optionals($line->id,$extralabelslines);



			//if (is_object($hookmanager) && (($line->product_type == 9 && ! empty($line->special_code)) || ! empty($line->fk_parent_line)))
			if (is_object($hookmanager))   // Old code is commented on preceding line.
			{
				if (empty($line->fk_parent_line))
				{
					$parameters = array('line'=>$line,'var'=>$var,'num'=>$num,'i'=>$i,'dateSelector'=>$dateSelector,'seller'=>$seller,'buyer'=>$buyer,'selected'=>$selected, 'extrafieldsline'=>$extrafieldsline);
					$reshook = $hookmanager->executeHooks('printObjectLine', $parameters, $this, $action);    // Note that $action and $object may have been modified by some hooks
				}
				else
				{
					$parameters = array('line'=>$line,'var'=>$var,'num'=>$num,'i'=>$i,'dateSelector'=>$dateSelector,'seller'=>$seller,'buyer'=>$buyer,'selected'=>$selected, 'extrafieldsline'=>$extrafieldsline, 'fk_parent_line'=>$line->fk_parent_line);
					$reshook = $hookmanager->executeHooks('printObjectSubLine', $parameters, $this, $action);    // Note that $action and $object may have been modified by some hooks
				}
			}
			if (empty($reshook))
			{
				$this->printObjectLine($action,$line,$var,$num,$i,$dateSelector,$seller,$buyer,$selected,$extrafieldsline);
			}

			$i++;
		}
	}

	/**
	 *	Return HTML content of a detail line
	 *	TODO Move this into an output class file (htmlline.class.php)
	 *
	 *	@param	string		$action				GET/POST action
	 *	@param CommonObjectLine $line		       	Selected object line to output
	 *	@param  string	    $var               	Is it a an odd line (true)
	 *	@param  int		    $num               	Number of line (0)
	 *	@param  int		    $i					I
	 *	@param  int		    $dateSelector      	1=Show also date range input fields
	 *	@param  string	    $seller            	Object of seller third party
	 *	@param  string	    $buyer             	Object of buyer third party
	 *	@param	int			$selected		   	Object line selected
	 *  @param  int			$extrafieldsline	Object of extrafield line attribute
	 *	@return	void
	 */
	function printObjectLine($action,$line,$var,$num,$i,$dateSelector,$seller,$buyer,$selected=0,$extrafieldsline=0)
	{
		global $conf,$langs,$user,$object,$hookmanager;
		global $form,$bc,$bcdd;
		global $object_rights, $disableedit, $disablemove;   // TODO We should not use global var for this !

		$object_rights = $this->getRights();

		$element=$this->element;

		$text=''; $description=''; $type=0;

		// Show product and description
		$type=(! empty($line->product_type)?$line->product_type:$line->fk_product_type);
		// Try to enhance type detection using date_start and date_end for free lines where type was not saved.
		if (! empty($line->date_start)) $type=1; // deprecated
		if (! empty($line->date_end)) $type=1; // deprecated

		// Ligne en mode visu
		if ($action != 'editline' || $selected != $line->id)
		{
			// Product
			if ($line->fk_product > 0)
			{
				$product_static = new Product($this->db);
				$product_static->fetch($line->fk_product);

				$product_static->ref = $line->ref; //can change ref in hook
				$product_static->label = $line->label; //can change label in hook
				$text=$product_static->getNomUrl(1);

				// Define output language and label
				if (! empty($conf->global->MAIN_MULTILANGS))
				{
					if (! is_object($this->thirdparty))
					{
						dol_print_error('','Error: Method printObjectLine was called on an object and object->fetch_thirdparty was not done before');
						return;
					}

					$prod = new Product($this->db);
					$prod->fetch($line->fk_product);

					$outputlangs = $langs;
					$newlang='';
					if (empty($newlang) && GETPOST('lang_id','aZ09')) $newlang=GETPOST('lang_id','aZ09');
					if (! empty($conf->global->PRODUIT_TEXTS_IN_THIRDPARTY_LANGUAGE) && empty($newlang)) $newlang=$this->thirdparty->default_lang;		// For language to language of customer
					if (! empty($newlang))
					{
						$outputlangs = new Translate("",$conf);
						$outputlangs->setDefaultLang($newlang);
					}

					$label = (! empty($prod->multilangs[$outputlangs->defaultlang]["label"])) ? $prod->multilangs[$outputlangs->defaultlang]["label"] : $line->product_label;
				}
				else
				{
					$label = $line->product_label;
				}

				$text.= ' - '.(! empty($line->label)?$line->label:$label);
				$description.=(! empty($conf->global->PRODUIT_DESC_IN_FORM)?'':dol_htmlentitiesbr($line->description));	// Description is what to show on popup. We shown nothing if already into desc.
			}

			$line->pu_ttc = price2num($line->subprice * (1 + ($line->tva_tx/100)), 'MU');

			// Output template part (modules that overwrite templates must declare this into descriptor)
			// Use global variables + $dateSelector + $seller and $buyer
			$dirtpls=array_merge($conf->modules_parts['tpl'],array('/core/tpl'));
			foreach($dirtpls as $reldir)
			{
				$tpl = dol_buildpath($reldir.'/objectline_view.tpl.php');
				if (empty($conf->file->strict_mode)) {
					$res=@include $tpl;
				} else {
					$res=include $tpl; // for debug
				}
				if ($res) break;
			}
		}

		// Ligne en mode update
		if ($this->statut == 0 && $action == 'editline' && $selected == $line->id)
		{
			$label = (! empty($line->label) ? $line->label : (($line->fk_product > 0) ? $line->product_label : ''));
			$placeholder=' placeholder="'.$langs->trans("Label").'"';

			$line->pu_ttc = price2num($line->subprice * (1 + ($line->tva_tx/100)), 'MU');

			// Output template part (modules that overwrite templates must declare this into descriptor)
			// Use global variables + $dateSelector + $seller and $buyer
			$dirtpls=array_merge($conf->modules_parts['tpl'],array('/core/tpl'));
			foreach($dirtpls as $reldir)
			{
				$tpl = dol_buildpath($reldir.'/objectline_edit.tpl.php');
				if (empty($conf->file->strict_mode)) {
					$res=@include $tpl;
				} else {
					$res=include $tpl; // for debug
				}
				if ($res) break;
			}
		}
	}


	/* This is to show array of line of details of source object */


	/**
	 * 	Return HTML table table of source object lines
	 *  TODO Move this and previous function into output html class file (htmlline.class.php).
	 *  If lines are into a template, title must also be into a template
	 *  But for the moment we don't know if it's possible, so we keep the method available on overloaded objects.
	 *
	 *	@param	string		$restrictlist		''=All lines, 'services'=Restrict to services only
	 *  @return	void
	 */
	function printOriginLinesList($restrictlist='')
	{
		global $langs, $hookmanager, $conf;

		print '<tr class="liste_titre">';
		print '<td>'.$langs->trans('Ref').'</td>';
		print '<td>'.$langs->trans('Description').'</td>';
		print '<td align="right">'.$langs->trans('VATRate').'</td>';
		print '<td align="right">'.$langs->trans('PriceUHT').'</td>';
		if (!empty($conf->multicurrency->enabled)) print '<td align="right">'.$langs->trans('PriceUHTCurrency').'</td>';
		print '<td align="right">'.$langs->trans('Qty').'</td>';
		if($conf->global->PRODUCT_USE_UNITS)
		{
			print '<td align="left">'.$langs->trans('Unit').'</td>';
		}
		print '<td align="right">'.$langs->trans('ReductionShort').'</td></tr>';

		$var = true;
		$i	 = 0;

		foreach ($this->lines as $line)
		{
			if (is_object($hookmanager) && (($line->product_type == 9 && ! empty($line->special_code)) || ! empty($line->fk_parent_line)))
			{
				if (empty($line->fk_parent_line))
				{
					$parameters=array('line'=>$line,'var'=>$var,'i'=>$i);
					$action='';
					$hookmanager->executeHooks('printOriginObjectLine',$parameters,$this,$action);    // Note that $action and $object may have been modified by some hooks
				}
			}
			else
			{
				$this->printOriginLine($line, $var, $restrictlist);
			}

			$i++;
		}
	}

	/**
	 * 	Return HTML with a line of table array of source object lines
	 *  TODO Move this and previous function into output html class file (htmlline.class.php).
	 *  If lines are into a template, title must also be into a template
	 *  But for the moment we don't know if it's possible as we keep a method available on overloaded objects.
	 *
	 * 	@param	CommonObjectLine	$line				Line
	 * 	@param	string				$var				Var
	 *	@param	string				$restrictlist		''=All lines, 'services'=Restrict to services only (strike line if not)
	 * 	@return	void
	 */
	function printOriginLine($line, $var, $restrictlist='')
	{
		global $langs, $conf;

		//var_dump($line);
		if (!empty($line->date_start))
		{
			$date_start=$line->date_start;
		}
		else
		{
			$date_start=$line->date_debut_prevue;
			if ($line->date_debut_reel) $date_start=$line->date_debut_reel;
		}
		if (!empty($line->date_end))
		{
			$date_end=$line->date_end;
		}
		else
		{
			$date_end=$line->date_fin_prevue;
			if ($line->date_fin_reel) $date_end=$line->date_fin_reel;
		}

		$this->tpl['label'] = '';
		if (! empty($line->fk_parent_line)) $this->tpl['label'].= img_picto('', 'rightarrow');

		if (($line->info_bits & 2) == 2)  // TODO Not sure this is used for source object
		{
			$discount=new DiscountAbsolute($this->db);
			$discount->fk_soc = $this->socid;
			$this->tpl['label'].= $discount->getNomUrl(0,'discount');
		}
		else if (! empty($line->fk_product))
		{
			$productstatic = new Product($this->db);
			$productstatic->id = $line->fk_product;
			$productstatic->ref = $line->ref;
			$productstatic->type = $line->fk_product_type;
			$this->tpl['label'].= $productstatic->getNomUrl(1);
			$this->tpl['label'].= ' - '.(! empty($line->label)?$line->label:$line->product_label);
			// Dates
			if ($line->product_type == 1 && ($date_start || $date_end))
			{
				$this->tpl['label'].= get_date_range($date_start,$date_end);
			}
		}
		else
		{
			$this->tpl['label'].= ($line->product_type == -1 ? '&nbsp;' : ($line->product_type == 1 ? img_object($langs->trans(''),'service') : img_object($langs->trans(''),'product')));
			if (!empty($line->desc)) {
				$this->tpl['label'].=$line->desc;
			}else {
				$this->tpl['label'].= ($line->label ? '&nbsp;'.$line->label : '');
			}
			// Dates
			if ($line->product_type == 1 && ($date_start || $date_end))
			{
				$this->tpl['label'].= get_date_range($date_start,$date_end);
			}
		}

		if (! empty($line->desc))
		{
			if ($line->desc == '(CREDIT_NOTE)')  // TODO Not sure this is used for source object
			{
				$discount=new DiscountAbsolute($this->db);
				$discount->fetch($line->fk_remise_except);
				$this->tpl['description'] = $langs->transnoentities("DiscountFromCreditNote",$discount->getNomUrl(0));
			}
			elseif ($line->desc == '(DEPOSIT)')  // TODO Not sure this is used for source object
			{
				$discount=new DiscountAbsolute($this->db);
				$discount->fetch($line->fk_remise_except);
				$this->tpl['description'] = $langs->transnoentities("DiscountFromDeposit",$discount->getNomUrl(0));
			}
			elseif ($line->desc == '(EXCESS RECEIVED)')
			{
				$discount=new DiscountAbsolute($this->db);
				$discount->fetch($line->fk_remise_except);
				$this->tpl['description'] = $langs->transnoentities("DiscountFromExcessReceived",$discount->getNomUrl(0));
			}
			else
			{
				$this->tpl['description'] = dol_trunc($line->desc,60);
			}
		}
		else
		{
			$this->tpl['description'] = '&nbsp;';
		}

        // VAT Rate
        $this->tpl['vat_rate'] = vatrate($line->tva_tx, true);
        $this->tpl['vat_rate'] .= (($line->info_bits & 1) == 1) ? '*' : '';
        if (! empty($line->vat_src_code) && ! preg_match('/\(/', $this->tpl['vat_rate'])) $this->tpl['vat_rate'].=' ('.$line->vat_src_code.')';

		$this->tpl['price'] = price($line->subprice);
		$this->tpl['multicurrency_price'] = price($line->multicurrency_subprice);
		$this->tpl['qty'] = (($line->info_bits & 2) != 2) ? $line->qty : '&nbsp;';
		if ($conf->global->PRODUCT_USE_UNITS) $this->tpl['unit'] = $langs->transnoentities($line->getLabelOfUnit('long'));
		$this->tpl['remise_percent'] = (($line->info_bits & 2) != 2) ? vatrate($line->remise_percent, true) : '&nbsp;';

		// Is the line strike or not
		$this->tpl['strike']=0;
		if ($restrictlist == 'services' && $line->product_type != Product::TYPE_SERVICE) $this->tpl['strike']=1;

		// Output template part (modules that overwrite templates must declare this into descriptor)
		// Use global variables + $dateSelector + $seller and $buyer
		$dirtpls=array_merge($conf->modules_parts['tpl'],array('/core/tpl'));
		foreach($dirtpls as $reldir)
		{
			$tpl = dol_buildpath($reldir.'/originproductline.tpl.php');
			if (empty($conf->file->strict_mode)) {
				$res=@include $tpl;
			} else {
				$res=include $tpl; // for debug
			}
			if ($res) break;
		}
	}


	/**
	 *	Add resources to the current object : add entry into llx_element_resources
	 *	Need $this->element & $this->id
	 *
	 *	@param		int		$resource_id		Resource id
	 *	@param		string	$resource_type		'resource'
	 *	@param		int		$busy				Busy or not
	 *	@param		int		$mandatory			Mandatory or not
	 *	@return		int							<=0 if KO, >0 if OK
	 */
	function add_element_resource($resource_id, $resource_type, $busy=0, $mandatory=0)
	{
		$this->db->begin();

		$sql = "INSERT INTO ".MAIN_DB_PREFIX."element_resources (";
		$sql.= "resource_id";
		$sql.= ", resource_type";
		$sql.= ", element_id";
		$sql.= ", element_type";
		$sql.= ", busy";
		$sql.= ", mandatory";
		$sql.= ") VALUES (";
		$sql.= $resource_id;
		$sql.= ", '".$this->db->escape($resource_type)."'";
		$sql.= ", '".$this->db->escape($this->id)."'";
		$sql.= ", '".$this->db->escape($this->element)."'";
		$sql.= ", '".$this->db->escape($busy)."'";
		$sql.= ", '".$this->db->escape($mandatory)."'";
		$sql.= ")";

		dol_syslog(get_class($this)."::add_element_resource", LOG_DEBUG);
		if ($this->db->query($sql))
		{
			$this->db->commit();
			return 1;
		}
		else
		{
			$this->error=$this->db->lasterror();
			$this->db->rollback();
			return  0;
		}
	}

	/**
	 *    Delete a link to resource line
	 *
	 *    @param	int		$rowid			Id of resource line to delete
	 *    @param	int		$element		element name (for trigger) TODO: use $this->element into commonobject class
	 *    @param	int		$notrigger		Disable all triggers
	 *    @return   int						>0 if OK, <0 if KO
	 */
	function delete_resource($rowid, $element, $notrigger=0)
	{
		global $user;

		$this->db->begin();

		$sql = "DELETE FROM ".MAIN_DB_PREFIX."element_resources";
		$sql.= " WHERE rowid=".$rowid;

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

		$resql=$this->db->query($sql);
		if (! $resql)
		{
			$this->error=$this->db->lasterror();
			$this->db->rollback();
			return -1;
		}
		else
		{
			if (! $notrigger)
			{
				$result=$this->call_trigger(strtoupper($element).'_DELETE_RESOURCE', $user);
				if ($result < 0) { $this->db->rollback(); return -1; }
			}
			$this->db->commit();
			return 1;
		}
	}


	/**
	 * Overwrite magic function to solve problem of cloning object that are kept as references
	 *
	 * @return void
	 */
	function __clone()
	{
		// Force a copy of this->lines, otherwise it will point to same object.
		if (isset($this->lines) && is_array($this->lines))
		{
			$nboflines=count($this->lines);
			for($i=0; $i < $nboflines; $i++)
			{
				$this->lines[$i] = clone $this->lines[$i];
			}
		}
	}

	/**
	 * Common function for all objects extending CommonObject for generating documents
	 *
	 * @param 	string 		$modelspath 	Relative folder where generators are placed
	 * @param 	string 		$modele 		Generator to use. Caller must set it to obj->modelpdf or GETPOST('modelpdf') for example.
	 * @param 	Translate 	$outputlangs 	Output language to use
	 * @param 	int 		$hidedetails 	1 to hide details. 0 by default
	 * @param 	int 		$hidedesc 		1 to hide product description. 0 by default
	 * @param 	int 		$hideref 		1 to hide product reference. 0 by default
	 * @param   null|array  $moreparams     Array to provide more information
	 * @return 	int 						>0 if OK, <0 if KO
	 */
	protected function commonGenerateDocument($modelspath, $modele, $outputlangs, $hidedetails, $hidedesc, $hideref, $moreparams=null)
	{
		global $conf, $langs, $user;

		$srctemplatepath='';

		// Increase limit for PDF build
		$err=error_reporting();
		error_reporting(0);
		@set_time_limit(120);
		error_reporting($err);

		// If selected model is a filename template (then $modele="modelname" or "modelname:filename")
		$tmp=explode(':',$modele,2);
		if (! empty($tmp[1]))
		{
			$modele=$tmp[0];
			$srctemplatepath=$tmp[1];
		}

		// Search template files
		$file=''; $classname=''; $filefound=0;
		$dirmodels=array('/');
		if (is_array($conf->modules_parts['models'])) $dirmodels=array_merge($dirmodels,$conf->modules_parts['models']);
		foreach($dirmodels as $reldir)
		{
			foreach(array('doc','pdf') as $prefix)
			{
				if (in_array(get_class($this), array('Adherent'))) $file = $prefix."_".$modele.".class.php";     // Member module use prefix_module.class.php
				else $file = $prefix."_".$modele.".modules.php";

				// On verifie l'emplacement du modele
				$file=dol_buildpath($reldir.$modelspath.$file,0);
				if (file_exists($file))
				{
					$filefound=1;
					$classname=$prefix.'_'.$modele;
					break;
				}
			}
			if ($filefound) break;
		}

		// If generator was found
		if ($filefound)
		{
			global $db;  // Required to solve a conception default in commonstickergenerator.class.php making an include of code using $db

			require_once $file;

			$obj = new $classname($this->db);

			// If generator is ODT, we must have srctemplatepath defined, if not we set it.
			if ($obj->type == 'odt' && empty($srctemplatepath))
			{
				$varfortemplatedir=$obj->scandir;
				if ($varfortemplatedir && ! empty($conf->global->$varfortemplatedir))
				{
					$dirtoscan=$conf->global->$varfortemplatedir;

					$listoffiles=array();

					// Now we add first model found in directories scanned
					$listofdir=explode(',',$dirtoscan);
					foreach($listofdir as $key => $tmpdir)
					{
						$tmpdir=trim($tmpdir);
						$tmpdir=preg_replace('/DOL_DATA_ROOT/',DOL_DATA_ROOT,$tmpdir);
						if (! $tmpdir) { unset($listofdir[$key]); continue; }
						if (is_dir($tmpdir))
						{
							$tmpfiles=dol_dir_list($tmpdir,'files',0,'\.od(s|t)$','','name',SORT_ASC,0);
							if (count($tmpfiles)) $listoffiles=array_merge($listoffiles,$tmpfiles);
						}
					}

					if (count($listoffiles))
					{
						foreach($listoffiles as $record)
						{
							$srctemplatepath=$record['fullname'];
							break;
						}
					}
				}

				if (empty($srctemplatepath))
				{
					$this->error='ErrorGenerationAskedForOdtTemplateWithSrcFileNotDefined';
					return -1;
				}
			}

			if ($obj->type == 'odt' && ! empty($srctemplatepath))
			{
				if (! dol_is_file($srctemplatepath))
				{
					$this->error='ErrorGenerationAskedForOdtTemplateWithSrcFileNotFound';
					return -1;
				}
			}

			// We save charset_output to restore it because write_file can change it if needed for
			// output format that does not support UTF8.
			$sav_charset_output=$outputlangs->charset_output;

			if (in_array(get_class($this), array('Adherent')))
			{
				$arrayofrecords = array();   // The write_file of templates of adherent class need this var
				$resultwritefile = $obj->write_file($this, $outputlangs, $srctemplatepath, 'member', 1, $moreparams);
			}
			else
			{
				$resultwritefile = $obj->write_file($this, $outputlangs, $srctemplatepath, $hidedetails, $hidedesc, $hideref, $moreparams);
			}
			// After call of write_file $obj->result['fullpath'] is set with generated file. It will be used to update the ECM database index.

			if ($resultwritefile > 0)
			{
				$outputlangs->charset_output=$sav_charset_output;

				// We delete old preview
				require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
				dol_delete_preview($this);

				// Index file in database
				if (! empty($obj->result['fullpath']))
				{
					$destfull = $obj->result['fullpath'];
					$upload_dir = dirname($destfull);
					$destfile = basename($destfull);
					$rel_dir = preg_replace('/^'.preg_quote(DOL_DATA_ROOT,'/').'/', '', $upload_dir);

					if (! preg_match('/[\\/]temp[\\/]|[\\/]thumbs|\.meta$/', $rel_dir))     // If not a tmp dir
					{
						$filename = basename($destfile);
						$rel_dir = preg_replace('/[\\/]$/', '', $rel_dir);
						$rel_dir = preg_replace('/^[\\/]/', '', $rel_dir);

						include_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmfiles.class.php';
						$ecmfile=new EcmFiles($this->db);
						$result = $ecmfile->fetch(0, '', ($rel_dir?$rel_dir.'/':'').$filename);

						// Set the public "share" key
						$setsharekey = false;
						if ($this->element == 'propal')
						{
							$useonlinesignature = $conf->global->MAIN_FEATURES_LEVEL;	// Replace this with 1 when feature to make online signature is ok
							if ($useonlinesignature) $setsharekey=true;
							if (! empty($conf->global->PROPOSAL_ALLOW_EXTERNAL_DOWNLOAD)) $setsharekey=true;
						}
						if ($this->element == 'commande' && ! empty($conf->global->ORDER_ALLOW_EXTERNAL_DOWNLOAD))    $setsharekey=true;
						if ($this->element == 'facture'  && ! empty($conf->global->INVOICE_ALLOW_EXTERNAL_DOWNLOAD))  $setsharekey=true;
						if ($setsharekey)
						{
							if (empty($ecmfile->share))	// Because object not found or share not set yet
							{
								require_once DOL_DOCUMENT_ROOT.'/core/lib/security2.lib.php';
								$ecmfile->share = getRandomPassword(true);
							}
						}

						if ($result > 0)
						{
							$ecmfile->label = md5_file(dol_osencode($destfull));	// hash of file content
							$ecmfile->fullpath_orig = '';
							$ecmfile->gen_or_uploaded = 'generated';
							$ecmfile->description = '';    // indexed content
							$ecmfile->keyword = '';        // keyword content
							$result = $ecmfile->update($user);
							if ($result < 0)
							{
								setEventMessages($ecmfile->error, $ecmfile->errors, 'warnings');
							}
						}
						else
						{
							$ecmfile->entity = $conf->entity;
							$ecmfile->filepath = $rel_dir;
							$ecmfile->filename = $filename;
							$ecmfile->label = md5_file(dol_osencode($destfull));	// hash of file content
							$ecmfile->fullpath_orig = '';
							$ecmfile->gen_or_uploaded = 'generated';
							$ecmfile->description = '';    // indexed content
							$ecmfile->keyword = '';        // keyword content
							$result = $ecmfile->create($user);
							if ($result < 0)
							{
								setEventMessages($ecmfile->error, $ecmfile->errors, 'warnings');
							}
						}

						/*$this->result['fullname']=$destfull;
						$this->result['filepath']=$ecmfile->filepath;
						$this->result['filename']=$ecmfile->filename;*/
						//var_dump($obj->update_main_doc_field);exit;

						// Update the last_main_doc field into main object (if documenent generator has property ->update_main_doc_field set)
						$update_main_doc_field=0;
						if (! empty($obj->update_main_doc_field)) $update_main_doc_field=1;
						if ($update_main_doc_field && ! empty($this->table_element))
						{
							$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element." SET last_main_doc = '".($ecmfile->filepath.'/'.$ecmfile->filename)."'";
							$sql.= ' WHERE rowid = '.$this->id;
							$resql = $this->db->query($sql);
							if (! $resql) dol_print_error($this->db);
						}
					}
				}
				else
				{
					dol_syslog('Method ->write_file was called on object '.get_class($obj).' and return a success but the return array ->result["fullpath"] was not set.', LOG_WARNING);
				}

				// Success in building document. We build meta file.
				dol_meta_create($this);

				return 1;
			}
			else
			{
				$outputlangs->charset_output=$sav_charset_output;
				dol_print_error($this->db, "Error generating document for ".__CLASS__.". Error: ".$obj->error, $obj->errors);
				return -1;
			}

		}
		else
		{
			$this->error=$langs->trans("Error")." ".$langs->trans("ErrorFileDoesNotExists",$file);
			dol_print_error('',$this->error);
			return -1;
		}
	}

	/**
	 *  Build thumb
	 *
	 *  @param      string	$file           Path file in UTF8 to original file to create thumbs from.
	 *	@return		void
	 */
	function addThumbs($file)
	{
		global $maxwidthsmall, $maxheightsmall, $maxwidthmini, $maxheightmini, $quality;

		require_once DOL_DOCUMENT_ROOT .'/core/lib/images.lib.php';		// This define also $maxwidthsmall, $quality, ...

		$file_osencoded=dol_osencode($file);
		if (file_exists($file_osencoded))
		{
			// Create small thumbs for company (Ratio is near 16/9)
			// Used on logon for example
			vignette($file_osencoded, $maxwidthsmall, $maxheightsmall, '_small', $quality);

			// Create mini thumbs for company (Ratio is near 16/9)
			// Used on menu or for setup page for example
			vignette($file_osencoded, $maxwidthmini, $maxheightmini, '_mini', $quality);
		}
	}


	/* Functions common to commonobject and commonobjectline */

	/* For default values */

	/**
	 * Return the default value to use for a field when showing the create form of object.
	 * Return values in this order:
	 * 1) If parameter is available into POST, we return it first.
	 * 2) If not but an alternate value was provided as parameter of function, we return it.
	 * 3) If not but a constant $conf->global->OBJECTELEMENT_FIELDNAME is set, we return it (It is better to use the dedicated table).
	 * 4) Return value found into database (TODO No yet implemented)
	 *
	 * @param   string              $fieldname          Name of field
	 * @param   string              $alternatevalue     Alternate value to use
	 * @return  string|string[]                         Default value (can be an array if the GETPOST return an array)
	 **/
	function getDefaultCreateValueFor($fieldname, $alternatevalue=null)
	{
		global $conf, $_POST;

		// If param here has been posted, we use this value first.
		if (isset($_POST[$fieldname])) return GETPOST($fieldname, 2);

		if (isset($alternatevalue)) return $alternatevalue;

		$newelement=$this->element;
		if ($newelement == 'facture') $newelement='invoice';
		if ($newelement == 'commande') $newelement='order';
		if (empty($newelement))
		{
			dol_syslog("Ask a default value using common method getDefaultCreateValueForField on an object with no property ->element defined. Return empty string.", LOG_WARNING);
			return '';
		}

		$keyforfieldname=strtoupper($newelement.'_DEFAULT_'.$fieldname);
		//var_dump($keyforfieldname);
		if (isset($conf->global->$keyforfieldname)) return $conf->global->$keyforfieldname;

		// TODO Ad here a scan into table llx_overwrite_default with a filter on $this->element and $fieldname

	}


	/* For triggers */


	/**
	 * Call trigger based on this instance.
	 * Some context information may also be provided into array property this->context.
	 * NB:  Error from trigger are stacked in interface->errors
	 * NB2: If return code of triggers are < 0, action calling trigger should cancel all transaction.
	 *
	 * @param   string    $trigger_name   trigger's name to execute
	 * @param   User      $user           Object user
	 * @return  int                       Result of run_triggers
	 */
	function call_trigger($trigger_name, $user)
	{
		global $langs,$conf;

		include_once DOL_DOCUMENT_ROOT . '/core/class/interfaces.class.php';
		$interface=new Interfaces($this->db);
		$result=$interface->run_triggers($trigger_name,$this,$user,$langs,$conf);

		if ($result < 0)
		{
			if (!empty($this->errors))
			{
				$this->errors=array_unique(array_merge($this->errors,$interface->errors));   // We use array_unique because when a trigger call another trigger on same object, this->errors is added twice.
			}
			else
			{
				$this->errors=$interface->errors;
			}
		}
		return $result;
	}


	/* Functions for extrafields */


	/**
	 *  Function to get extra fields of an object into $this->array_options
	 *  This method is in most cases called by method fetch of objects but you can call it separately.
	 *
	 *  @param	int		$rowid			Id of line. Use the id of object if not defined. Deprecated. Function must be called without parameters.
	 *  @param  array	$optionsArray   Array resulting of call of extrafields->fetch_name_optionals_label(). Deprecated. Function must be called without parameters.
	 *  @return	int						<0 if error, 0 if no values of extrafield to find nor found, 1 if an attribute is found and value loaded
	 */
	function fetch_optionals($rowid=null, $optionsArray=null)
	{
		if (empty($rowid)) $rowid=$this->id;

		// To avoid SQL errors. Probably not the better solution though
		if (!$this->table_element) {
			return 0;
		}

		if (! is_array($optionsArray))
		{
			// If $extrafields is not a known object, we initialize it. Best practice is to have $extrafields defined into card.php or list.php page.
			// TODO Use of existing $extrafield is not yet ready (must mutualize code that use extrafields in form first)
			// global $extrafields;
			//if (! is_object($extrafields))
			//{
				require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
				$extrafields = new ExtraFields($this->db);
			//}

			// Load array of extrafields for elementype = $this->table_element
			if (empty($extrafields->attributes[$this->table_element]['loaded']))
			{
				$extrafields->fetch_name_optionals_label($this->table_element);
			}
			$optionsArray = $extrafields->attributes[$this->table_element]['label'];
		}
		else
		{
			dol_syslog("Warning: fetch_optionals was called with param optionsArray defined when you should pass null now", LOG_WARNING);
		}

		$table_element = $this->table_element;
		if ($table_element == 'categorie') $table_element = 'categories'; // For compatibility

		// Request to get complementary values
		if (is_array($optionsArray) && count($optionsArray) > 0)
		{
			$sql = "SELECT rowid";
			foreach ($optionsArray as $name => $label)
			{
				if (empty($extrafields->attributes[$this->table_element]['type'][$name]) || $extrafields->attributes[$this->table_element]['type'][$name] != 'separate')
				{
					$sql.= ", ".$name;
				}
			}
			$sql.= " FROM ".MAIN_DB_PREFIX.$table_element."_extrafields";
			$sql.= " WHERE fk_object = ".$rowid;

			dol_syslog(get_class($this)."::fetch_optionals get extrafields data for ".$this->table_element, LOG_DEBUG);
			$resql=$this->db->query($sql);
			if ($resql)
			{
				$numrows=$this->db->num_rows($resql);
				if ($numrows)
				{
					$tab = $this->db->fetch_array($resql);

					foreach ($tab as $key => $value)
					{
						// Test fetch_array ! is_int($key) because fetch_array result is a mix table with Key as alpha and Key as int (depend db engine)
						if ($key != 'rowid' && $key != 'tms' && $key != 'fk_member' && ! is_int($key))
						{
							// we can add this attribute to object
							if (! empty($extrafields) && in_array($extrafields->attributes[$this->table_element]['type'][$key], array('date','datetime')))
							{
								//var_dump($extrafields->attributes[$this->table_element]['type'][$key]);
								$this->array_options["options_".$key]=$this->db->jdate($value);
							}
							else
							{
								$this->array_options["options_".$key]=$value;
							}

							//var_dump('key '.$key.' '.$value.' type='.$extrafields->attributes[$this->table_element]['type'][$key].' '.$this->array_options["options_".$key]);
						}
					}
				}

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

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

	/**
	 *	Delete all extra fields values for the current object.
	 *
	 *  @return	int		<0 if KO, >0 if OK
	 */
	function deleteExtraFields()
	{
		$this->db->begin();

		$table_element = $this->table_element;
		if ($table_element == 'categorie') $table_element = 'categories'; // For compatibility

		$sql_del = "DELETE FROM ".MAIN_DB_PREFIX.$table_element."_extrafields WHERE fk_object = ".$this->id;
		dol_syslog(get_class($this)."::deleteExtraFields delete", LOG_DEBUG);
		$resql=$this->db->query($sql_del);
		if (! $resql)
		{
			$this->error=$this->db->lasterror();
			$this->db->rollback();
			return -1;
		}
		else
		{
			$this->db->commit();
			return 1;
		}
	}

	/**
	 *	Add/Update all extra fields values for the current object.
	 *  Data to describe values to insert/update are stored into $this->array_options=array('options_codeforfield1'=>'valueforfield1', 'options_codeforfield2'=>'valueforfield2', ...)
	 *  This function delete record with all extrafields and insert them again from the array $this->array_options.
	 *
	 *  @param	string		$trigger		If defined, call also the trigger (for example COMPANY_MODIFY)
	 *  @param	User		$userused		Object user
	 *  @return int 						-1=error, O=did nothing, 1=OK
	 */
	function insertExtraFields($trigger='',$userused=null)
	{
		global $conf,$langs,$user;

		if (empty($userused)) $userused=$user;

		$error=0;

		if (! empty($conf->global->MAIN_EXTRAFIELDS_DISABLED)) return 0;	// For avoid conflicts if trigger used

		if (! empty($this->array_options))
		{
			// Check parameters
			$langs->load('admin');
			require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
			$extrafields = new ExtraFields($this->db);
			$target_extrafields=$extrafields->fetch_name_optionals_label($this->table_element);

			//Eliminate copied source object extra_fields that do not exist in target object
			$new_array_options=array();
			foreach ($this->array_options as $key => $value) {
				if (in_array(substr($key,8), array_keys($target_extrafields)))	// We remove the 'options_' from $key for test
					$new_array_options[$key] = $value;
				elseif (in_array($key, array_keys($target_extrafields)))		// We test on $key that does not contains the 'options_' prefix
					$new_array_options['options_'.$key] = $value;
			}

			foreach($new_array_options as $key => $value)
			{
			   	$attributeKey      = substr($key,8);   // Remove 'options_' prefix
			   	$attributeType     = $extrafields->attribute_type[$attributeKey];
			   	$attributeLabel    = $extrafields->attribute_label[$attributeKey];
			   	$attributeParam    = $extrafields->attribute_param[$attributeKey];
			   	$attributeRequired = $extrafields->attribute_required[$attributeKey];

			   	if ($attributeRequired)
			   	{
			   		$mandatorypb=false;
			   		if ($attributeType == 'link' && $this->array_options[$key] == '-1') $mandatorypb=true;
			   		if ($this->array_options[$key] === '') $mandatorypb=true;
			   		if ($mandatorypb)
			   		{
			   			$this->errors[]=$langs->trans('ErrorFieldRequired', $attributeLabel);
			   			return -1;
			   		}
			   	}

			   	switch ($attributeType)
			   	{
			   		case 'int':
			  			if (!is_numeric($value) && $value!='')
			   			{
			   				$this->errors[]=$langs->trans("ExtraFieldHasWrongValue", $attributeLabel);
			   				return -1;
			  			}
			   			elseif ($value=='')
			   			{
			   				$new_array_options[$key] = null;
			   			}
			 			break;
			 		/*case 'select':	// Not required, we chosed value='0' for undefined values
             			if ($value=='-1')
             			{
             				$this->array_options[$key] = null;
             			}
             			break;*/
					case 'price':
						$new_array_options[$key] = price2num($this->array_options[$key]);
						break;
					case 'date':
						$new_array_options[$key] = $this->db->idate($this->array_options[$key]);
						break;
					case 'datetime':
						// If data is a string instead of a timestamp, we convert it
						if (! is_int($this->array_options[$key])) {
							$this->array_options[$key] = strtotime($this->array_options[$key]);
						}
						$new_array_options[$key] = $this->db->idate($this->array_options[$key]);
						break;
		   			case 'link':
						$param_list=array_keys($attributeParam['options']);
						// 0 : ObjectName
						// 1 : classPath
						$InfoFieldList = explode(":", $param_list[0]);
						dol_include_once($InfoFieldList[1]);
						if ($InfoFieldList[0] && class_exists($InfoFieldList[0]))
						{
							if ($value == '-1')	// -1 is key for no defined in combo list of objects
							{
								$new_array_options[$key]='';
							}
							elseif ($value)
							{
								$object = new $InfoFieldList[0]($this->db);
								if (is_numeric($value)) $res=$object->fetch($value);
								else $res=$object->fetch('',$value);

								if ($res > 0) $new_array_options[$key]=$object->id;
								else
								{
									$this->error="Id/Ref '".$value."' for object '".$object->element."' not found";
									$this->db->rollback();
									return -1;
								}
							}
						}
						else
						{
							dol_syslog('Error bad setup of extrafield', LOG_WARNING);
						}
						break;
			   	}
			}

			$this->db->begin();

			$table_element = $this->table_element;
			if ($table_element == 'categorie') $table_element = 'categories'; // For compatibility

			$sql_del = "DELETE FROM ".MAIN_DB_PREFIX.$table_element."_extrafields WHERE fk_object = ".$this->id;
			dol_syslog(get_class($this)."::insertExtraFields delete", LOG_DEBUG);
			$this->db->query($sql_del);

			$sql = "INSERT INTO ".MAIN_DB_PREFIX.$table_element."_extrafields (fk_object";
			foreach($new_array_options as $key => $value)
			{
				$attributeKey = substr($key,8);   // Remove 'options_' prefix
				// Add field of attribut
				if ($extrafields->attribute_type[$attributeKey] != 'separate') // Only for other type of separate
					$sql.=",".$attributeKey;
			}
			$sql .= ") VALUES (".$this->id;

			foreach($new_array_options as $key => $value)
			{
				$attributeKey = substr($key,8);   // Remove 'options_' prefix
				// Add field o fattribut
				if($extrafields->attribute_type[$attributeKey] != 'separate') // Only for other type of separate)
				{
					if ($new_array_options[$key] != '')
					{
						$sql.=",'".$this->db->escape($new_array_options[$key])."'";
					}
					else
					{
						$sql.=",null";
					}
				}
			}
			$sql.=")";

			dol_syslog(get_class($this)."::insertExtraFields insert", LOG_DEBUG);
			$resql = $this->db->query($sql);
			if (! $resql)
			{
				$this->error=$this->db->lasterror();
				$error++;
			}
			else
			{
				if ($trigger)
				{
					// Call trigger
					$this->context=array('extrafieldaddupdate'=>1);
					$result=$this->call_trigger($trigger, $userused);
					if ($result < 0) $error++;
					// End call trigger
				}
			}

			if ($error)
			{
				$this->db->rollback();
				return -1;
			}
			else
			{
				$this->db->commit();
				return 1;
			}
		}
		else return 0;
	}

	/**
	 *	Update an exta field value for the current object.
	 *  Data to describe values to insert/update are stored into $this->array_options=array('options_codeforfield1'=>'valueforfield1', 'options_codeforfield2'=>'valueforfield2', ...)
	 *  This function delte record with all extrafields and insert them again from the array $this->array_options.
	 *
	 *  @param  string      $key    Key of the extrafield
	 *  @return int                 -1=error, O=did nothing, 1=OK
	 */
	function updateExtraField($key)
	{
		global $conf,$langs;

		$error=0;

		if (! empty($conf->global->MAIN_EXTRAFIELDS_DISABLED)) return 0;	// For avoid conflicts if trigger used

		if (! empty($this->array_options) && isset($this->array_options["options_".$key]))
		{
			// Check parameters
			$langs->load('admin');
			require_once DOL_DOCUMENT_ROOT.'/core/class/extrafields.class.php';
			$extrafields = new ExtraFields($this->db);
			$target_extrafields=$extrafields->fetch_name_optionals_label($this->table_element);

			$value=$this->array_options["options_".$key];
			$attributeType  = $extrafields->attribute_type[$key];
			$attributeLabel = $extrafields->attribute_label[$key];
			$attributeParam = $extrafields->attribute_param[$key];
			switch ($attributeType)
			{
				case 'int':
					if (!is_numeric($value) && $value!='')
					{
						$this->errors[]=$langs->trans("ExtraFieldHasWrongValue",$attributeLabel);
						return -1;
					}
					elseif ($value=='')
					{
						$this->array_options["options_".$key] = null;
					}
					break;
			 	/*case 'select':	// Not required, we chosed value='0' for undefined values
             		if ($value=='-1')
             		{
             			$this->array_options[$key] = null;
             		}
             		break;*/
				case 'price':
					$this->array_options["options_".$key] = price2num($this->array_options["options_".$key]);
					break;
				case 'date':
					$this->array_options["options_".$key]=$this->db->idate($this->array_options["options_".$key]);
					break;
				case 'datetime':
					$this->array_options["options_".$key]=$this->db->idate($this->array_options["options_".$key]);
					break;
				case 'link':
					$param_list=array_keys($attributeParam ['options']);
					// 0 : ObjectName
					// 1 : classPath
					$InfoFieldList = explode(":", $param_list[0]);
					dol_include_once($InfoFieldList[1]);
					if ($value)
					{
						$object = new $InfoFieldList[0]($this->db);
						$object->fetch(0,$value);
						$this->array_options["options_".$key]=$object->id;
					}
					break;
			}

			$this->db->begin();
			$sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element."_extrafields SET ".$key."='".$this->db->escape($this->array_options["options_".$key])."'";
			$sql .= " WHERE fk_object = ".$this->id;
			$resql = $this->db->query($sql);
			if (! $resql)
			{
				$this->error=$this->db->lasterror();
				dol_syslog(get_class($this) . "::".__METHOD__ . $this->error, LOG_ERR);
				$this->db->rollback();
				return -1;
			}
			else
			{
				$this->db->commit();
				return 1;
			}
		}
		else return 0;
	}


	/**
	 * Return HTML string to put an input field into a page
	 * Code very similar with showInputField of extra fields
	 *
	 * @param  array   		$val	       Array of properties for field to show
	 * @param  string  		$key           Key of attribute
	 * @param  string  		$value         Preselected value to show (for date type it must be in timestamp format, for amount or price it must be a php numeric value)
	 * @param  string  		$moreparam     To add more parametes on html input tag
	 * @param  string  		$keysuffix     Prefix string to add into name and id of field (can be used to avoid duplicate names)
	 * @param  string  		$keyprefix     Suffix string to add into name and id of field (can be used to avoid duplicate names)
	 * @param  string|int	$showsize      Value for css to define size. May also be a numeric.
	 * @return string
	 */
	function showInputField($val, $key, $value, $moreparam='', $keysuffix='', $keyprefix='', $showsize=0)
	{
		global $conf,$langs,$form;

		if (! is_object($form))
		{
			require_once DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php';
			$form=new Form($this->db);
		}

		$objectid = $this->id;

		$label= $val['label'];
		$type = $val['type'];
		$size = $val['css'];

		// Convert var to be able to share same code than showInputField of extrafields
		if (preg_match('/varchar\((\d+)\)/', $type, $reg))
		{
			$type = 'varchar';		// convert varchar(xx) int varchar
			$size = $reg[1];
		}
		elseif (preg_match('/varchar/', $type)) $type = 'varchar';		// convert varchar(xx) into varchar
		elseif (preg_match('/double/', $type)) $type = 'double';		// convert double(xx) into double
		if (is_array($val['arrayofkeyval'])) $type='select';
		if (preg_match('/^integer:(.*):(.*)/i', $val['type'], $reg)) $type='link';

		//$elementtype=$this->attribute_elementtype[$key];	// seems to not be used
		$default=$val['default'];
		$computed=$val['computed'];
		$unique=$val['unique'];
		$required=$val['required'];
		$param=$val['param'];
		if (is_array($val['arrayofkeyval'])) $param['options'] = $val['arrayofkeyval'];
		if (preg_match('/^integer:(.*):(.*)/i', $val['type'], $reg))
		{
			$type='link';
			$param['options']=array($reg[1].':'.$reg[2]=>$reg[1].':'.$reg[2]);
		}
		$langfile=$val['langfile'];
		$list=$val['list'];
		$hidden=(abs($val['visible'])!=1 ? 1 : 0);
		$help=$val['help'];

		if ($computed)
		{
			if (! preg_match('/^search_/', $keyprefix)) return '<span class="opacitymedium">'.$langs->trans("AutomaticallyCalculated").'</span>';
			else return '';
		}

		// Use in priorit showsize from parameters, then $val['css'] then autodefine
		if (empty($showsize) && ! empty($val['css']))
		{
			$showsize = $val['css'];
		}
		if (empty($showsize))
		{
			if ($type == 'date')
			{
				//$showsize=10;
				$showsize = 'minwidth100imp';
			}
			elseif ($type == 'datetime')
			{
				//$showsize=19;
				$showsize = 'minwidth200imp';
			}
			elseif (in_array($type,array('int','double','price')))
			{
				//$showsize=10;
				$showsize = 'maxwidth75';
			}
			elseif ($type == 'url')
			{
				$showsize='minwidth400';
			}
			elseif ($type == 'boolean')
			{
				$showsize='';
			}
			else
			{
				if (round($size) < 12)
				{
					$showsize = 'minwidth100';
				}
				else if (round($size) <= 48)
				{
					$showsize = 'minwidth200';
				}
				else
				{
					//$showsize=48;
					$showsize = 'minwidth400';
				}
			}
		}
		//var_dump($showsize.' '.$size);
		if (in_array($type,array('date','datetime')))
		{
			$tmp=explode(',',$size);
			$newsize=$tmp[0];

			$showtime = in_array($type,array('datetime')) ? 1 : 0;

			// Do not show current date when field not required (see select_date() method)
			if (!$required && $value == '') $value = '-1';

			// TODO Must also support $moreparam
			$out = $form->select_date($value, $keyprefix.$key.$keysuffix, $showtime, $showtime, $required, '', 1, ($keyprefix != 'search_' ? 1 : 0), 1, 0, 1);
		}
		elseif (in_array($type,array('int','integer')))
		{
			$tmp=explode(',',$size);
			$newsize=$tmp[0];
			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" maxlength="'.$newsize.'" value="'.$value.'"'.($moreparam?$moreparam:'').'>';
		}
		elseif (preg_match('/varchar/', $type))
		{
			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" maxlength="'.$size.'" value="'.dol_escape_htmltag($value).'"'.($moreparam?$moreparam:'').'>';
		}
		elseif (in_array($type, array('mail', 'phone', 'url')))
		{
			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'>';
		}
		elseif ($type == 'text')
		{
			require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
			$doleditor=new DolEditor($keyprefix.$key.$keysuffix,$value,'',200,'dolibarr_notes','In',false,false,0,ROWS_5,'90%');
			$out=$doleditor->Create(1);
		}
		elseif ($type == 'html')
		{
			require_once DOL_DOCUMENT_ROOT.'/core/class/doleditor.class.php';
			$doleditor=new DolEditor($keyprefix.$key.$keysuffix,$value,'',200,'dolibarr_notes','In',false,false,! empty($conf->fckeditor->enabled) && $conf->global->FCKEDITOR_ENABLE_SOCIETE,ROWS_5,'90%');
			$out=$doleditor->Create(1);
		}
		elseif ($type == 'boolean')
		{
			$checked='';
			if (!empty($value)) {
				$checked=' checked value="1" ';
			} else {
				$checked=' value="1" ';
			}
			$out='<input type="checkbox" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" '.$checked.' '.($moreparam?$moreparam:'').'>';
		}
		elseif ($type == 'price')
		{
			if (!empty($value)) {		// $value in memory is a php numeric, we format it into user number format.
				$value=price($value);
			}
			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'> '.$langs->getCurrencySymbol($conf->currency);
		}
		elseif ($type == 'double')
		{
			if (!empty($value)) {		// $value in memory is a php numeric, we format it into user number format.
				$value=price($value);
			}
			$out='<input type="text" class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'> ';
		}
		elseif ($type == 'select')
		{
			$out = '';
			if (! empty($conf->use_javascript_ajax) && ! empty($conf->global->MAIN_EXTRAFIELDS_USE_SELECT2))
			{
				include_once DOL_DOCUMENT_ROOT . '/core/lib/ajax.lib.php';
				$out.= ajax_combobox($keyprefix.$key.$keysuffix, array(), 0);
			}

			$out.='<select class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" '.($moreparam?$moreparam:'').'>';
			if ((! isset($val['default'])) || ($val['notnull'] != 1)) $out.='<option value="0">&nbsp;</option>';
			foreach ($param['options'] as $key => $val)
			{
				if ((string) $key == '') continue;
				list($val, $parent) = explode('|', $val);
				$out.='<option value="'.$key.'"';
				$out.= (((string) $value == (string) $key)?' selected':'');
				$out.= (!empty($parent)?' parent="'.$parent.'"':'');
				$out.='>'.$val.'</option>';
			}
			$out.='</select>';
		}
		elseif ($type == 'sellist')
		{
			$out = '';
			if (! empty($conf->use_javascript_ajax) && ! empty($conf->global->MAIN_EXTRAFIELDS_USE_SELECT2))
			{
				include_once DOL_DOCUMENT_ROOT . '/core/lib/ajax.lib.php';
				$out.= ajax_combobox($keyprefix.$key.$keysuffix, array(), 0);
			}

			$out.='<select class="flat '.$showsize.' maxwidthonsmartphone" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" '.($moreparam?$moreparam:'').'>';
			if (is_array($param['options']))
			{
				$param_list=array_keys($param['options']);
				$InfoFieldList = explode(":", $param_list[0]);
				// 0 : tableName
				// 1 : label field name
				// 2 : key fields name (if differ of rowid)
				// 3 : key field parent (for dependent lists)
				// 4 : where clause filter on column or table extrafield, syntax field='value' or extra.field=value
				$keyList=(empty($InfoFieldList[2])?'rowid':$InfoFieldList[2].' as rowid');


				if (count($InfoFieldList) > 4 && ! empty($InfoFieldList[4]))
				{
					if (strpos($InfoFieldList[4], 'extra.') !== false)
					{
						$keyList='main.'.$InfoFieldList[2].' as rowid';
					} else {
						$keyList=$InfoFieldList[2].' as rowid';
					}
				}
				if (count($InfoFieldList) > 3 && ! empty($InfoFieldList[3]))
				{
					list($parentName, $parentField) = explode('|', $InfoFieldList[3]);
					$keyList.= ', '.$parentField;
				}

				$fields_label = explode('|',$InfoFieldList[1]);
				if (is_array($fields_label))
				{
					$keyList .=', ';
					$keyList .= implode(', ', $fields_label);
				}

				$sqlwhere='';
				$sql = 'SELECT '.$keyList;
				$sql.= ' FROM '.MAIN_DB_PREFIX .$InfoFieldList[0];
				if (!empty($InfoFieldList[4]))
				{
					// can use SELECT request
					if (strpos($InfoFieldList[4], '$SEL$')!==false) {
						$InfoFieldList[4]=str_replace('$SEL$','SELECT',$InfoFieldList[4]);
					}

					// current object id can be use into filter
					if (strpos($InfoFieldList[4], '$ID$')!==false && !empty($objectid)) {
						$InfoFieldList[4]=str_replace('$ID$',$objectid,$InfoFieldList[4]);
					} else {
						$InfoFieldList[4]=str_replace('$ID$','0',$InfoFieldList[4]);
					}
					//We have to join on extrafield table
					if (strpos($InfoFieldList[4], 'extra')!==false)
					{
						$sql.= ' as main, '.MAIN_DB_PREFIX .$InfoFieldList[0].'_extrafields as extra';
						$sqlwhere.= ' WHERE extra.fk_object=main.'.$InfoFieldList[2]. ' AND '.$InfoFieldList[4];
					}
					else
					{
						$sqlwhere.= ' WHERE '.$InfoFieldList[4];
					}
				}
				else
				{
					$sqlwhere.= ' WHERE 1=1';
				}
				// Some tables may have field, some other not. For the moment we disable it.
				if (in_array($InfoFieldList[0],array('tablewithentity')))
				{
					$sqlwhere.= ' AND entity = '.$conf->entity;
				}
				$sql.=$sqlwhere;
				//print $sql;

				$sql .= ' ORDER BY ' . implode(', ', $fields_label);

				dol_syslog(get_class($this).'::showInputField type=sellist', LOG_DEBUG);
				$resql = $this->db->query($sql);
				if ($resql)
				{
					$out.='<option value="0">&nbsp;</option>';
					$num = $this->db->num_rows($resql);
					$i = 0;
					while ($i < $num)
					{
						$labeltoshow='';
						$obj = $this->db->fetch_object($resql);

						// Several field into label (eq table:code|libelle:rowid)
						$fields_label = explode('|',$InfoFieldList[1]);
						if(is_array($fields_label))
						{
							$notrans = true;
							foreach ($fields_label as $field_toshow)
							{
								$labeltoshow.= $obj->$field_toshow.' ';
							}
						}
						else
						{
							$labeltoshow=$obj->{$InfoFieldList[1]};
						}
						$labeltoshow=dol_trunc($labeltoshow,45);

						if ($value==$obj->rowid)
						{
							foreach ($fields_label as $field_toshow)
							{
								$translabel=$langs->trans($obj->$field_toshow);
								if ($translabel!=$obj->$field_toshow) {
									$labeltoshow=dol_trunc($translabel,18).' ';
								}else {
									$labeltoshow=dol_trunc($obj->$field_toshow,18).' ';
								}
							}
							$out.='<option value="'.$obj->rowid.'" selected>'.$labeltoshow.'</option>';
						}
						else
						{
							if(!$notrans)
							{
								$translabel=$langs->trans($obj->{$InfoFieldList[1]});
								if ($translabel!=$obj->{$InfoFieldList[1]}) {
									$labeltoshow=dol_trunc($translabel,18);
								}
								else {
									$labeltoshow=dol_trunc($obj->{$InfoFieldList[1]},18);
								}
							}
							if (empty($labeltoshow)) $labeltoshow='(not defined)';
							if ($value==$obj->rowid)
							{
								$out.='<option value="'.$obj->rowid.'" selected>'.$labeltoshow.'</option>';
							}

							if (!empty($InfoFieldList[3]))
							{
								$parent = $parentName.':'.$obj->{$parentField};
							}

							$out.='<option value="'.$obj->rowid.'"';
							$out.= ($value==$obj->rowid?' selected':'');
							$out.= (!empty($parent)?' parent="'.$parent.'"':'');
							$out.='>'.$labeltoshow.'</option>';
						}

						$i++;
					}
					$this->db->free($resql);
				}
				else {
					print 'Error in request '.$sql.' '.$this->db->lasterror().'. Check setup of extra parameters.<br>';
				}
			}
			$out.='</select>';
		}
		elseif ($type == 'checkbox')
		{
			$value_arr=explode(',',$value);
			$out=$form->multiselectarray($keyprefix.$key.$keysuffix, (empty($param['options'])?null:$param['options']), $value_arr, '', 0, '', 0, '100%');
		}
		elseif ($type == 'radio')
		{
			$out='';
			foreach ($param['options'] as $keyopt => $val)
			{
				$out.='<input class="flat '.$showsize.'" type="radio" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" '.($moreparam?$moreparam:'');
				$out.=' value="'.$keyopt.'"';
				$out.=' id="'.$keyprefix.$key.$keysuffix.'_'.$keyopt.'"';
				$out.= ($value==$keyopt?'checked':'');
				$out.='/><label for="'.$keyprefix.$key.$keysuffix.'_'.$keyopt.'">'.$val.'</label><br>';
			}
		}
		elseif ($type == 'chkbxlst')
		{
			if (is_array($value)) {
				$value_arr = $value;
			}
			else {
				$value_arr = explode(',', $value);
			}

			if (is_array($param['options'])) {
				$param_list = array_keys($param['options']);
				$InfoFieldList = explode(":", $param_list[0]);
				// 0 : tableName
				// 1 : label field name
				// 2 : key fields name (if differ of rowid)
				// 3 : key field parent (for dependent lists)
				// 4 : where clause filter on column or table extrafield, syntax field='value' or extra.field=value
				$keyList = (empty($InfoFieldList[2]) ? 'rowid' : $InfoFieldList[2] . ' as rowid');

				if (count($InfoFieldList) > 3 && ! empty($InfoFieldList[3])) {
					list ( $parentName, $parentField ) = explode('|', $InfoFieldList[3]);
					$keyList .= ', ' . $parentField;
				}
				if (count($InfoFieldList) > 4 && ! empty($InfoFieldList[4])) {
					if (strpos($InfoFieldList[4], 'extra.') !== false) {
						$keyList = 'main.' . $InfoFieldList[2] . ' as rowid';
					} else {
						$keyList = $InfoFieldList[2] . ' as rowid';
					}
				}

				$fields_label = explode('|', $InfoFieldList[1]);
				if (is_array($fields_label)) {
					$keyList .= ', ';
					$keyList .= implode(', ', $fields_label);
				}

				$sqlwhere = '';
				$sql = 'SELECT ' . $keyList;
				$sql .= ' FROM ' . MAIN_DB_PREFIX . $InfoFieldList[0];
				if (! empty($InfoFieldList[4])) {

					// can use SELECT request
					if (strpos($InfoFieldList[4], '$SEL$')!==false) {
						$InfoFieldList[4]=str_replace('$SEL$','SELECT',$InfoFieldList[4]);
					}

					// current object id can be use into filter
					if (strpos($InfoFieldList[4], '$ID$')!==false && !empty($objectid)) {
						$InfoFieldList[4]=str_replace('$ID$',$objectid,$InfoFieldList[4]);
					} else {
						$InfoFieldList[4]=str_replace('$ID$','0',$InfoFieldList[4]);
					}

					// We have to join on extrafield table
					if (strpos($InfoFieldList[4], 'extra') !== false) {
						$sql .= ' as main, ' . MAIN_DB_PREFIX . $InfoFieldList[0] . '_extrafields as extra';
						$sqlwhere .= ' WHERE extra.fk_object=main.' . $InfoFieldList[2] . ' AND ' . $InfoFieldList[4];
					} else {
						$sqlwhere .= ' WHERE ' . $InfoFieldList[4];
					}
				} else {
					$sqlwhere .= ' WHERE 1=1';
				}
				// Some tables may have field, some other not. For the moment we disable it.
				if (in_array($InfoFieldList[0], array ('tablewithentity')))
				{
					$sqlwhere .= ' AND entity = ' . $conf->entity;
				}
				// $sql.=preg_replace('/^ AND /','',$sqlwhere);
				// print $sql;

				$sql .= $sqlwhere;
				dol_syslog(get_class($this) . '::showInputField type=chkbxlst',LOG_DEBUG);
				$resql = $this->db->query($sql);
				if ($resql) {
					$num = $this->db->num_rows($resql);
					$i = 0;

					$data=array();

					while ( $i < $num ) {
						$labeltoshow = '';
						$obj = $this->db->fetch_object($resql);

						// Several field into label (eq table:code|libelle:rowid)
						$fields_label = explode('|', $InfoFieldList[1]);
						if (is_array($fields_label)) {
							$notrans = true;
							foreach ( $fields_label as $field_toshow ) {
								$labeltoshow .= $obj->$field_toshow . ' ';
							}
						} else {
							$labeltoshow = $obj->{$InfoFieldList[1]};
						}
						$labeltoshow = dol_trunc($labeltoshow, 45);

						if (is_array($value_arr) && in_array($obj->rowid, $value_arr)) {
							foreach ( $fields_label as $field_toshow ) {
								$translabel = $langs->trans($obj->$field_toshow);
								if ($translabel != $obj->$field_toshow) {
									$labeltoshow = dol_trunc($translabel, 18) . ' ';
								} else {
									$labeltoshow = dol_trunc($obj->$field_toshow, 18) . ' ';
								}
							}

							$data[$obj->rowid]=$labeltoshow;

						} else {
							if (! $notrans) {
								$translabel = $langs->trans($obj->{$InfoFieldList[1]});
								if ($translabel != $obj->{$InfoFieldList[1]}) {
									$labeltoshow = dol_trunc($translabel, 18);
								} else {
									$labeltoshow = dol_trunc($obj->{$InfoFieldList[1]}, 18);
								}
							}
							if (empty($labeltoshow))
								$labeltoshow = '(not defined)';

								if (is_array($value_arr) && in_array($obj->rowid, $value_arr)) {
									$data[$obj->rowid]=$labeltoshow;
								}

								if (! empty($InfoFieldList[3])) {
									$parent = $parentName . ':' . $obj->{$parentField};
								}

								$data[$obj->rowid]=$labeltoshow;
						}

						$i ++;
					}
					$this->db->free($resql);

					$out=$form->multiselectarray($keyprefix.$key.$keysuffix, $data, $value_arr, '', 0, '', 0, '100%');

				} else {
					print 'Error in request ' . $sql . ' ' . $this->db->lasterror() . '. Check setup of extra parameters.<br>';
				}
			}
			$out .= '</select>';
		}
		elseif ($type == 'link')
		{
			$param_list=array_keys($param['options']);				// $param_list='ObjectName:classPath'
			$showempty=(($val['notnull'] == 1 && $val['default'] != '')?0:1);
			$out=$form->selectForForms($param_list[0], $keyprefix.$key.$keysuffix, $value, $showempty);
		}
		elseif ($type == 'password')
		{
			// If prefix is 'search_', field is used as a filter, we use a common text field.
			$out='<input type="'.($keyprefix=='search_'?'text':'password').'" class="flat '.$showsize.'" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'" value="'.$value.'" '.($moreparam?$moreparam:'').'>';
		}
		if (!empty($hidden)) {
			$out='<input type="hidden" value="'.$value.'" name="'.$keyprefix.$key.$keysuffix.'" id="'.$keyprefix.$key.$keysuffix.'"/>';
		}
		/* Add comments
		 if ($type == 'date') $out.=' (YYYY-MM-DD)';
		 elseif ($type == 'datetime') $out.=' (YYYY-MM-DD HH:MM:SS)';
		 */
		return $out;
	}


	/**
	 * Return HTML string to show a field into a page
	 * Code very similar with showOutputField of extra fields
	 *
	 * @param  array   $val		       Array of properties of field to show
	 * @param  string  $key            Key of attribute
	 * @param  string  $value          Preselected value to show (for date type it must be in timestamp format, for amount or price it must be a php numeric value)
	 * @param  string  $moreparam      To add more parametes on html input tag
	 * @param  string  $keysuffix      Prefix string to add into name and id of field (can be used to avoid duplicate names)
	 * @param  string  $keyprefix      Suffix string to add into name and id of field (can be used to avoid duplicate names)
	 * @param  mixed   $showsize       Value for css to define size. May also be a numeric.
	 * @return string
	 */
	function showOutputField($val, $key, $value, $moreparam='', $keysuffix='', $keyprefix='', $showsize=0)
	{
		global $conf,$langs,$form;

		if (! is_object($form))
		{
			require_once DOL_DOCUMENT_ROOT.'/core/class/html.form.class.php';
			$form=new Form($this->db);
		}

		$objectid = $this->id;
		$label = $val['label'];
		$type  = $val['type'];
		$size  = $val['css'];

		// Convert var to be able to share same code than showOutputField of extrafields
		if (preg_match('/varchar\((\d+)\)/', $type, $reg))
		{
			$type = 'varchar';		// convert varchar(xx) int varchar
			$size = $reg[1];
		}
		elseif (preg_match('/varchar/', $type)) $type = 'varchar';		// convert varchar(xx) int varchar
		if (is_array($val['arrayofkeyval'])) $type='select';
		if (preg_match('/^integer:(.*):(.*)/i', $val['type'], $reg)) $type='link';

		//$elementtype=$this->attribute_elementtype[$key];	// seems to not be used
		$default=$val['default'];
		$computed=$val['computed'];
		$unique=$val['unique'];
		$required=$val['required'];
		$param=$val['param'];
		if (is_array($val['arrayofkeyval'])) $param['options'] = $val['arrayofkeyval'];
		if (preg_match('/^integer:(.*):(.*)/i', $val['type'], $reg))
		{
			$type='link';
			$param['options']=array($reg[1].':'.$reg[2]=>$reg[1].':'.$reg[2]);
		}
		$langfile=$val['langfile'];
		$list=$val['list'];
		$help=$val['help'];
		$hidden=(($val['visible'] == 0) ? 1 : 0);			// If zero, we are sure it is hidden, otherwise we show. If it depends on mode (view/create/edit form or list, this must be filtered by caller)

		if ($hidden) return '';

		// If field is a computed field, value must become result of compute
		if ($computed)
		{
			// Make the eval of compute string
			//var_dump($computed);
			$value = dol_eval($computed, 1, 0);
		}

		if (empty($showsize))
		{
			if ($type == 'date')
			{
				//$showsize=10;
				$showsize = 'minwidth100imp';
			}
			elseif ($type == 'datetime')
			{
				//$showsize=19;
				$showsize = 'minwidth200imp';
			}
			elseif (in_array($type,array('int','double','price')))
			{
				//$showsize=10;
				$showsize = 'maxwidth75';
			}
			elseif ($type == 'url')
			{
				$showsize='minwidth400';
			}
			elseif ($type == 'boolean')
			{
				$showsize='';
			}
			else
			{
				if (round($size) < 12)
				{
					$showsize = 'minwidth100';
				}
				else if (round($size) <= 48)
				{
					$showsize = 'minwidth200';
				}
				else
				{
					//$showsize=48;
					$showsize = 'minwidth400';
				}
			}
		}

		// Format output value differently according to properties of field
		if ($key == 'ref' && method_exists($this, 'getNomUrl')) $value=$this->getNomUrl(1, '', 0, '', 1);
		elseif ($key == 'status' && method_exists($this, 'getLibStatut')) $value=$this->getLibStatut(3);
		elseif ($type == 'date')
		{
			if(! empty($value)) {
				$value=dol_print_date($value,'day');
			} else {
				$value='';
			}
		}
		elseif ($type == 'datetime')
		{
			if(! empty($value)) {
				$value=dol_print_date($value,'dayhour');
			} else {
				$value='';
			}
		}
		elseif ($type == 'double')
		{
			if (!empty($value)) {
				$value=price($value);
			}
		}
		elseif ($type == 'boolean')
		{
			$checked='';
			if (!empty($value)) {
				$checked=' checked ';
			}
			$value='<input type="checkbox" '.$checked.' '.($moreparam?$moreparam:'').' readonly disabled>';
		}
		elseif ($type == 'mail')
		{
			$value=dol_print_email($value,0,0,0,64,1,1);
		}
		elseif ($type == 'url')
		{
			$value=dol_print_url($value,'_blank',32,1);
		}
		elseif ($type == 'phone')
		{
			$value=dol_print_phone($value, '', 0, 0, '', '&nbsp;', 1);
		}
		elseif ($type == 'price')
		{
			$value=price($value,0,$langs,0,0,-1,$conf->currency);
		}
		elseif ($type == 'select')
		{
			$value=$param['options'][$value];
		}
		elseif ($type == 'sellist')
		{
			$param_list=array_keys($param['options']);
			$InfoFieldList = explode(":", $param_list[0]);

			$selectkey="rowid";
			$keyList='rowid';

			if (count($InfoFieldList)>=3)
			{
				$selectkey = $InfoFieldList[2];
				$keyList=$InfoFieldList[2].' as rowid';
			}

			$fields_label = explode('|',$InfoFieldList[1]);
			if(is_array($fields_label)) {
				$keyList .=', ';
				$keyList .= implode(', ', $fields_label);
			}

			$sql = 'SELECT '.$keyList;
			$sql.= ' FROM '.MAIN_DB_PREFIX .$InfoFieldList[0];
			if (strpos($InfoFieldList[4], 'extra')!==false)
			{
				$sql.= ' as main';
			}
			if ($selectkey=='rowid' && empty($value)) {
				$sql.= " WHERE ".$selectkey."=0";
			} elseif ($selectkey=='rowid') {
				$sql.= " WHERE ".$selectkey."=".$this->db->escape($value);
			}else {
				$sql.= " WHERE ".$selectkey."='".$this->db->escape($value)."'";
			}

			//$sql.= ' AND entity = '.$conf->entity;

			dol_syslog(get_class($this).':showOutputField:$type=sellist', LOG_DEBUG);
			$resql = $this->db->query($sql);
			if ($resql)
			{
				$value='';	// value was used, so now we reste it to use it to build final output

				$obj = $this->db->fetch_object($resql);

				// Several field into label (eq table:code|libelle:rowid)
				$fields_label = explode('|',$InfoFieldList[1]);

				if(is_array($fields_label) && count($fields_label)>1)
				{
					foreach ($fields_label as $field_toshow)
					{
						$translabel='';
						if (!empty($obj->$field_toshow)) {
							$translabel=$langs->trans($obj->$field_toshow);
						}
						if ($translabel!=$field_toshow) {
							$value.=dol_trunc($translabel,18).' ';
						}else {
							$value.=$obj->$field_toshow.' ';
						}
					}
				}
				else
				{
					$translabel='';
					if (!empty($obj->{$InfoFieldList[1]})) {
						$translabel=$langs->trans($obj->{$InfoFieldList[1]});
					}
					if ($translabel!=$obj->{$InfoFieldList[1]}) {
						$value=dol_trunc($translabel,18);
					}else {
						$value=$obj->{$InfoFieldList[1]};
					}
				}
			}
			else dol_syslog(get_class($this).'::showOutputField error '.$this->db->lasterror(), LOG_WARNING);
		}
		elseif ($type == 'radio')
		{
			$value=$param['options'][$value];
		}
		elseif ($type == 'checkbox')
		{
			$value_arr=explode(',',$value);
			$value='';
			if (is_array($value_arr))
			{
				foreach ($value_arr as $keyval=>$valueval) {
					$toprint[]='<li class="select2-search-choice-dolibarr noborderoncategories" style="background: #aaa">'.$param['options'][$valueval].'</li>';
				}
			}
			$value='<div class="select2-container-multi-dolibarr" style="width: 90%;"><ul class="select2-choices-dolibarr">'.implode(' ', $toprint).'</ul></div>';
		}
		elseif ($type == 'chkbxlst')
		{
			$value_arr = explode(',', $value);

			$param_list = array_keys($param['options']);
			$InfoFieldList = explode(":", $param_list[0]);

			$selectkey = "rowid";
			$keyList = 'rowid';

			if (count($InfoFieldList) >= 3) {
				$selectkey = $InfoFieldList[2];
				$keyList = $InfoFieldList[2] . ' as rowid';
			}

			$fields_label = explode('|', $InfoFieldList[1]);
			if (is_array($fields_label)) {
				$keyList .= ', ';
				$keyList .= implode(', ', $fields_label);
			}

			$sql = 'SELECT ' . $keyList;
			$sql .= ' FROM ' . MAIN_DB_PREFIX . $InfoFieldList[0];
			if (strpos($InfoFieldList[4], 'extra') !== false) {
				$sql .= ' as main';
			}
			// $sql.= " WHERE ".$selectkey."='".$this->db->escape($value)."'";
			// $sql.= ' AND entity = '.$conf->entity;

			dol_syslog(get_class($this) . ':showOutputField:$type=chkbxlst',LOG_DEBUG);
			$resql = $this->db->query($sql);
			if ($resql) {
				$value = ''; // value was used, so now we reste it to use it to build final output
				$toprint=array();
				while ( $obj = $this->db->fetch_object($resql) ) {

					// Several field into label (eq table:code|libelle:rowid)
					$fields_label = explode('|', $InfoFieldList[1]);
					if (is_array($value_arr) && in_array($obj->rowid, $value_arr)) {
						if (is_array($fields_label) && count($fields_label) > 1) {
							foreach ( $fields_label as $field_toshow ) {
								$translabel = '';
								if (! empty($obj->$field_toshow)) {
									$translabel = $langs->trans($obj->$field_toshow);
								}
								if ($translabel != $field_toshow) {
									$toprint[]='<li class="select2-search-choice-dolibarr noborderoncategories" style="background: #aaa">'.dol_trunc($translabel, 18).'</li>';
								} else {
									$toprint[]='<li class="select2-search-choice-dolibarr noborderoncategories" style="background: #aaa">'.$obj->$field_toshow.'</li>';
								}
							}
						} else {
							$translabel = '';
							if (! empty($obj->{$InfoFieldList[1]})) {
								$translabel = $langs->trans($obj->{$InfoFieldList[1]});
							}
							if ($translabel != $obj->{$InfoFieldList[1]}) {
								$toprint[]='<li class="select2-search-choice-dolibarr noborderoncategories" style="background: #aaa">'.dol_trunc($translabel, 18).'</li>';
							} else {
								$toprint[]='<li class="select2-search-choice-dolibarr noborderoncategories" style="background: #aaa">'.$obj->{$InfoFieldList[1]}.'</li>';
							}
						}
					}
				}
				$value='<div class="select2-container-multi-dolibarr" style="width: 90%;"><ul class="select2-choices-dolibarr">'.implode(' ', $toprint).'</ul></div>';

			} else {
				dol_syslog(get_class($this) . '::showOutputField error ' . $this->db->lasterror(), LOG_WARNING);
			}
		}
		elseif ($type == 'link')
		{
			$out='';

			// only if something to display (perf)
			if ($value)
			{
				$param_list=array_keys($param['options']);				// $param_list='ObjectName:classPath'

				$InfoFieldList = explode(":", $param_list[0]);
				$classname=$InfoFieldList[0];
				$classpath=$InfoFieldList[1];
				if (! empty($classpath))
				{
					dol_include_once($InfoFieldList[1]);
					if ($classname && class_exists($classname))
					{
						$object = new $classname($this->db);
						$object->fetch($value);
						$value=$object->getNomUrl(3);
					}
				}
				else
				{
					dol_syslog('Error bad setup of extrafield', LOG_WARNING);
					return 'Error bad setup of extrafield';
				}
			}
		}
		elseif ($type == 'text' || $type == 'html')
		{
			$value=dol_htmlentitiesbr($value);
		}
		elseif ($type == 'password')
		{
			$value=preg_replace('/./i','*',$value);
		}

		//print $type.'-'.$size;
		$out=$value;

		return $out;
	}


	/**
	 * Function to show lines of extrafields with output datas
	 *
	 * @param 	Extrafields $extrafields    Extrafield Object
	 * @param 	string      $mode           Show output (view) or input (edit) for extrafield
	 * @param 	array       $params         Optional parameters
	 * @param 	string      $keysuffix      Suffix string to add after name and id of field (can be used to avoid duplicate names)
	 * @param 	string      $keyprefix      Prefix string to add before name and id of field (can be used to avoid duplicate names)
	 * @param	string		$onetrtd		All fields in same tr td
	 * @return 	string
	 */
	function showOptionals($extrafields, $mode='view', $params=null, $keysuffix='', $keyprefix='', $onetrtd=0)
	{
		global $_POST, $conf, $langs, $action;

		$out = '';

		if (count($extrafields->attribute_label) > 0)
		{
			$out .= "\n";
			$out .= '<!-- showOptionalsInput --> ';
			$out .= "\n";

			$e = 0;
			foreach($extrafields->attribute_label as $key=>$label)
			{
				if (empty($extrafields->attribute_list[$key])) continue;												// 0 = Never visible field
				if (($mode == 'create' || $mode == 'edit') && abs($extrafields->attribute_list[$key]) != 1 && abs($extrafields->attribute_list[$key]) != 3) continue;	// <> -1 and <> 1 and <> 3 = not visible on forms, only on list

				// Load language if required
				if (! empty($extrafields->attributes[$this->table_element]['langfile'][$key])) $langs->load($extrafields->attributes[$this->table_element]['langfile'][$key]);

				if (is_array($params) && count($params)>0) {
					if (array_key_exists('colspan',$params)) {
						$colspan=$params['colspan'];
					}
				}else {
					$colspan='3';
				}

				switch($mode) {
					case "view":
						$value=$this->array_options["options_".$key.$keysuffix];
						break;
					case "edit":
						$getposttemp = GETPOST($keyprefix.'options_'.$key.$keysuffix, 'none');				// GETPOST can get value from GET, POST or setup of default values.
						// GETPOST("options_" . $key) can be 'abc' or array(0=>'abc')
						if (is_array($getposttemp) || $getposttemp != '' || GETPOSTISSET($keyprefix.'options_'.$key.$keysuffix))
						{
							if (is_array($getposttemp)) {
								// $getposttemp is an array but following code expects a comma separated string
								$value = implode(",", $getposttemp);
							} else {
								$value = $getposttemp;
							}
						} else {
							$value = $this->array_options["options_" . $key];			// No GET, no POST, no default value, so we take value of object.
						}
						//var_dump($keyprefix.' - '.$key.' - '.$keysuffix.' - '.$keyprefix.'options_'.$key.$keysuffix.' - '.$this->array_options["options_".$key.$keysuffix].' - '.$getposttemp.' - '.$value);
						break;
				}

				if ($extrafields->attribute_type[$key] == 'separate')
				{
					$out .= $extrafields->showSeparator($key);
				}
				else
				{
					$csstyle='';
					$class=(!empty($extrafields->attribute_hidden[$key]) ? 'class="hideobject" ' : '');
					if (is_array($params) && count($params)>0) {
						if (array_key_exists('style',$params)) {
							$csstyle=$params['style'];
						}
					}

					$out .= '<tr '.$class.$csstyle.' class="'.$this->element.'_extras_'.$key.'">';
					if (empty($onetrtd))
					{
						if (! empty($conf->global->MAIN_EXTRAFIELDS_USE_TWO_COLUMS) && ($e % 2) == 0) { $colspan='0'; }
					}

					// Convert date into timestamp format (value in memory must be a timestamp)
					if (in_array($extrafields->attribute_type[$key],array('date','datetime')))
					{
						$datenotinstring = $this->array_options['options_' . $key];
						if (! is_numeric($this->array_options['options_' . $key]))	// For backward compatibility
						{
							$datenotinstring = $this->db->jdate($datenotinstring);
						}
						$value = GETPOSTISSET($keyprefix.'options_'.$key.$keysuffix)?dol_mktime(GETPOST($keyprefix.'options_'.$key.$keysuffix."hour", 'int', 3), GETPOST($keyprefix.'options_'.$key.$keysuffix."min",'int',3), 0, GETPOST($keyprefix.'options_'.$key.$keysuffix."month",'int',3), GETPOST($keyprefix.'options_'.$key.$keysuffix."day",'int',3), GETPOST($keyprefix.'options_'.$key.$keysuffix."year",'int',3)):$datenotinstring;
					}
					// Convert float submited string into real php numeric (value in memory must be a php numeric)
					if (in_array($extrafields->attribute_type[$key],array('price','double')))
					{
						$value = GETPOSTISSET($keyprefix.'options_'.$key.$keysuffix)?price2num(GETPOST($keyprefix.'options_'.$key.$keysuffix, 'alpha', 3)):$this->array_options['options_'.$key];
					}

					$labeltoshow = $langs->trans($label);

					if($extrafields->attribute_required[$key])
					{
						$labeltoshow = '<span'.($mode != 'view' ? ' class="fieldrequired"':'').'>'.$labeltoshow.'</span>';
					}

					if (empty($onetrtd)) $out .= '<td>';
					else $out .= '<td'.($colspan?' colspan="'.($colspan+1).'"':'').'>';

					$out .= $labeltoshow;

					if (empty($onetrtd)) $out .= '</td><td'.($colspan?' colspan="'.($colspan).'"':'').'>';
					else $out.=' ';

					$html_id = !empty($this->id) ? $this->element.'_extras_'.$key.'_'.$this->id : '';
					$out .='<span id="'.$html_id.'" class="'.$this->element.'_extras_'.$key.'">';

					switch($mode) {
						case "view":
							$out .= $extrafields->showOutputField($key, $value);
							break;
						case "edit":
							$out .= $extrafields->showInputField($key, $value, '', $keysuffix, '', 0, $this->id);
							break;
					}

					$out .= '</td>';
					$out .= '</tr>';

					$e++;
				}
			}
			$out .= "\n";
			// Add code to manage list depending on others
			if (! empty($conf->use_javascript_ajax)) {
				$out .= '
				<script type="text/javascript">
				    jQuery(document).ready(function() {
				    	function showOptions(child_list, parent_list)
				    	{
				    		var val = $("select[name="+parent_list+"]").val();
				    		var parentVal = parent_list + ":" + val;
							if(val > 0) {
					    		$("select[name=\""+child_list+"\"] option[parent]").hide();
					    		$("select[name=\""+child_list+"\"] option[parent=\""+parentVal+"\"]").show();
							} else {
								$("select[name=\""+child_list+"\"] option").show();
							}
				    	}
						function setListDependencies() {
					    	jQuery("select option[parent]").parent().each(function() {
					    		var child_list = $(this).attr("name");
								var parent = $(this).find("option[parent]:first").attr("parent");
								var infos = parent.split(":");
								var parent_list = infos[0];
								$("select[name=\""+parent_list+"\"]").change(function() {
									showOptions(child_list, parent_list);
								});
					    	});
						}

						setListDependencies();
				    });
				</script>'."\n";
				$out .= '<!-- /showOptionalsInput --> '."\n";
			}
		}
		return $out;
	}


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

		$element = $this->element;
		if ($element == 'facturerec') $element='facture';

		return $user->rights->{$element};
	}

	/**
	 * Function used to replace a thirdparty id with another one.
	 * This function is meant to be called from replaceThirdparty with the appropiate tables
	 * Column name fk_soc MUST be used to identify thirdparties
	 *
	 * @param  DoliDB 	   $db 			  Database handler
	 * @param  int 		   $origin_id     Old thirdparty id (the thirdparty to delete)
	 * @param  int 		   $dest_id       New thirdparty id (the thirdparty that will received element of the other)
	 * @param  string[]    $tables        Tables that need to be changed
	 * @param  int         $ignoreerrors  Ignore errors. Return true even if errors. We need this when replacement can fails like for categories (categorie of old thirdparty may already exists on new one)
	 * @return bool						  True if success, False if error
	 */
	public static function commonReplaceThirdparty(DoliDB $db, $origin_id, $dest_id, array $tables, $ignoreerrors=0)
	{
		foreach ($tables as $table)
		{
			$sql = 'UPDATE '.MAIN_DB_PREFIX.$table.' SET fk_soc = '.$dest_id.' WHERE fk_soc = '.$origin_id;

			if (! $db->query($sql))
			{
				if ($ignoreerrors) return true;		// TODO Not enough. If there is A-B on kept thirdarty and B-C on old one, we must get A-B-C after merge. Not A-B.
				//$this->errors = $db->lasterror();
				return false;
			}
		}

		return true;
	}

	/**
	 * Get buy price to use for margin calculation. This function is called when buy price is unknown.
	 *	 Set buy price = sell price if ForceBuyingPriceIfNull configured,
	 *   else if calculation MARGIN_TYPE = 'costprice' and costprice is defined, use costprice as buyprice
	 *	 else if calculation MARGIN_TYPE = 'pmp' and pmp is calculated, use pmp as buyprice
	 *	 else set min buy price as buy price
	 *
	 * @param float		$unitPrice		 Product unit price
	 * @param float		$discountPercent Line discount percent
	 * @param int		$fk_product		 Product id
	 * @return	float                    <0 if KO, buyprice if OK
	 */
	public function defineBuyPrice($unitPrice = 0.0, $discountPercent = 0.0, $fk_product = 0)
	{
		global $conf;

		$buyPrice = 0;

		if (($unitPrice > 0) && (isset($conf->global->ForceBuyingPriceIfNull) && $conf->global->ForceBuyingPriceIfNull == 1)) // In most cases, test here is false
		{
			$buyPrice = $unitPrice * (1 - $discountPercent / 100);
		}
		else
		{
			// Get cost price for margin calculation
			if (! empty($fk_product))
			{
				if (isset($conf->global->MARGIN_TYPE) && $conf->global->MARGIN_TYPE == 'costprice')
				{
					require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
					$product = new Product($this->db);
					$result = $product->fetch($fk_product);
					if ($result <= 0)
					{
						$this->errors[] = 'ErrorProductIdDoesNotExists';
						return -1;
					}
					if ($product->cost_price > 0)
					{
						$buyPrice = $product->cost_price;
					}
					else if ($product->pmp > 0)
					{
						$buyPrice = $product->pmp;
					}
				}
				else if (isset($conf->global->MARGIN_TYPE) && $conf->global->MARGIN_TYPE == 'pmp')
				{
					require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
					$product = new Product($this->db);
					$result = $product->fetch($fk_product);
					if ($result <= 0)
					{
						$this->errors[] = 'ErrorProductIdDoesNotExists';
						return -1;
					}
					if ($product->pmp > 0)
					{
						$buyPrice = $product->pmp;
					}
				}

				if (empty($buyPrice) && isset($conf->global->MARGIN_TYPE) && in_array($conf->global->MARGIN_TYPE, array('1','pmp','costprice')))
				{
					require_once DOL_DOCUMENT_ROOT.'/fourn/class/fournisseur.product.class.php';
					$productFournisseur = new ProductFournisseur($this->db);
					if (($result = $productFournisseur->find_min_price_product_fournisseur($fk_product)) > 0)
					{
						$buyPrice = $productFournisseur->fourn_unitprice;
					}
					else if ($result < 0)
					{
						$this->errors[] = $productFournisseur->error;
						return -2;
					}
				}
			}
		}
		return $buyPrice;
	}



	/**
	 * Function test if type is array
	 *
	 * @param   array   $info   content informations of field
	 * @return                  bool
	 */
	protected function isArray($info)
	{
		if(is_array($info))
		{
			if(isset($info['type']) && $info['type']=='array') return true;
			else return false;
		}
		else return false;
	}

	/**
	 * Function test if type is null
	 *
	 * @param   array   $info   content informations of field
	 * @return                  bool
	 */
	protected function isNull($info)
	{
		if(is_array($info))
		{
			if(isset($info['type']) && $info['type']=='null') return true;
			else return false;
		}
		else return false;
	}


	/**
	 * Function test if type is date
	 *
	 * @param   array   $info   content informations of field
	 * @return                  bool
	 */
	public function isDate($info)
	{
		if(isset($info['type']) && ($info['type']=='date' || $info['type']=='datetime' || $info['type']=='timestamp')) return true;
		else return false;
	}

	/**
	 * Function test if type is integer
	 *
	 * @param   array   $info   content informations of field
	 * @return                  bool
	 */
	public function isInt($info)
	{
		if(is_array($info))
		{
			if(isset($info['type']) && ($info['type']=='int' || preg_match('/^integer/i',$info['type']) ) ) return true;
			else return false;
		}
		else return false;
	}

	/**
	 * Function test if type is float
	 *
	 * @param   array   $info   content informations of field
	 * @return                  bool
	 */
	public function isFloat($info)
	{
		if(is_array($info))
		{
			if (isset($info['type']) && (preg_match('/^(double|real)/i', $info['type']))) return true;
			else return false;
		}
		else return false;
	}

	/**
	 * Function test if type is text
	 *
	 * @param   array   $info   content informations of field
	 * @return                  bool
	 */
	public function isText($info)
	{
		if(is_array($info))
		{
			if(isset($info['type']) && $info['type']=='text') return true;
			else return false;
		}
		else return false;
	}

	/**
	 * Function test if is indexed
	 *
	 * @param   array   $info   content informations of field
	 * @return                  bool
	 */
	protected function isIndex($info)
	{
		if(is_array($info))
		{
			if(isset($info['index']) && $info['index']==true) return true;
			else return false;
		}
		else return false;
	}

	/**
	 * Function to prepare the values to insert.
	 * Note $this->${field} are set by the page that make the createCommon or the updateCommon.
	 *
	 * @return array
	 */
	protected function setSaveQuery()
	{
		global $conf;

		$queryarray=array();
		foreach ($this->fields as $field=>$info)	// Loop on definition of fields
		{
			// Depending on field type ('datetime', ...)
			if($this->isDate($info))
			{
				if(empty($this->{$field}))
				{
					$queryarray[$field] = NULL;
				}
				else
				{
					$queryarray[$field] = $this->db->idate($this->{$field});
				}
			}
			else if($this->isArray($info))
			{
				$queryarray[$field] = serialize($this->{$field});
			}
			else if($this->isInt($info))
			{
				if ($field == 'entity' && is_null($this->{$field})) $queryarray[$field]=$conf->entity;
				else
				{
					$queryarray[$field] = (int) price2num($this->{$field});
					if (empty($queryarray[$field])) $queryarray[$field]=0;		// May be reset to null later if property 'notnull' is -1 for this field.
				}
			}
			else if($this->isFloat($info))
			{
				$queryarray[$field] = (double) price2num($this->{$field});
				if (empty($queryarray[$field])) $queryarray[$field]=0;
			}
			else
			{
				$queryarray[$field] = $this->{$field};
			}

			if ($info['type'] == 'timestamp' && empty($queryarray[$field])) unset($queryarray[$field]);
			if (! empty($info['notnull']) && $info['notnull'] == -1 && empty($queryarray[$field])) $queryarray[$field] = null;
		}

		return $queryarray;
	}

	/**
	 * Function to load data from a SQL pointer into properties of current object $this
	 *
	 * @param   stdClass    $obj    Contain data of object from database
	 */
	protected function setVarsFromFetchObj(&$obj)
	{
		foreach ($this->fields as $field => $info)
		{
			if($this->isDate($info))
			{
				if(empty($obj->{$field}) || $obj->{$field} === '0000-00-00 00:00:00' || $obj->{$field} === '1000-01-01 00:00:00') $this->{$field} = 0;
				else $this->{$field} = strtotime($obj->{$field});
			}
			elseif($this->isArray($info))
			{
				$this->{$field} = @unserialize($obj->{$field});
				// Hack for data not in UTF8
				if($this->{$field } === FALSE) @unserialize(utf8_decode($obj->{$field}));
			}
			elseif($this->isInt($info))
			{
				if ($field == 'rowid') $this->id = (int) $obj->{$field};
				else $this->{$field} = (int) $obj->{$field};
			}
			elseif($this->isFloat($info))
			{
				$this->{$field} = (double) $obj->{$field};
			}
			elseif($this->isNull($info))
			{
				$val = $obj->{$field};
				// zero is not null
				$this->{$field} = (is_null($val) || (empty($val) && $val!==0 && $val!=='0') ? null : $val);
			}
			else
			{
				$this->{$field} = $obj->{$field};
			}
		}

		// If there is no 'ref' field, we force property ->ref to ->id for a better compatibility with common functions.
		if (! isset($this->fields['ref']) && isset($this->id)) $this->ref = $this->id;
	}

	/**
	 * Function to concat keys of fields
	 *
	 * @return string
	 */
	protected function getFieldList()
	{
		$keys = array_keys($this->fields);
		return implode(',', $keys);
	}

	/**
	 * Add quote to field value if necessary
	 *
	 * @param 	string|int	$value			Value to protect
	 * @param	array		$fieldsentry	Properties of field
	 * @return 	string
	 */
	protected function quote($value, $fieldsentry) {
		if (is_null($value)) return 'NULL';
		else if (preg_match('/^(int|double|real)/i', $fieldsentry['type'])) return $this->db->escape("$value");
		else return "'".$this->db->escape($value)."'";
	}


	/**
	 * Create object into database
	 *
	 * @param  User $user      User that creates
	 * @param  bool $notrigger false=launch triggers after, true=disable triggers
	 * @return int             <0 if KO, Id of created object if OK
	 */
	public function createCommon(User $user, $notrigger = false)
	{
		global $langs;

		$error = 0;

		$now=dol_now();

		$fieldvalues = $this->setSaveQuery();
		if (array_key_exists('date_creation', $fieldvalues) && empty($fieldvalues['date_creation'])) $fieldvalues['date_creation']=$this->db->idate($now);
		if (array_key_exists('fk_user_creat', $fieldvalues) && ! ($fieldvalues['fk_user_creat'] > 0)) $fieldvalues['fk_user_creat']=$user->id;
		unset($fieldvalues['rowid']);	// The field 'rowid' is reserved field name for autoincrement field so we don't need it into insert.

		$keys=array();
		$values = array();
		foreach ($fieldvalues as $k => $v) {
			$keys[$k] = $k;
			$value = $this->fields[$k];
			$values[$k] = $this->quote($v, $value);
		}

		// Clean and check mandatory
		foreach($keys as $key)
		{
			// If field is an implicit foreign key field
			if (preg_match('/^integer:/i', $this->fields[$key]['type']) && $values[$key] == '-1') $values[$key]='';
			if (! empty($this->fields[$key]['foreignkey']) && $values[$key] == '-1') $values[$key]='';

			//var_dump($key.'-'.$values[$key].'-'.($this->fields[$key]['notnull'] == 1));
			if ($this->fields[$key]['notnull'] == 1 && ! isset($values[$key]) && is_null($val['default']))
			{
				$error++;
				$this->errors[]=$langs->trans("ErrorFieldRequired", $this->fields[$key]['label']);
			}

			// If field is an implicit foreign key field
			if (preg_match('/^integer:/i', $this->fields[$key]['type']) && empty($values[$key])) $values[$key]='null';
			if (! empty($this->fields[$key]['foreignkey']) && empty($values[$key])) $values[$key]='null';
		}

		if ($error) return -1;

		$this->db->begin();

		if (! $error)
		{
			$sql = 'INSERT INTO '.MAIN_DB_PREFIX.$this->table_element;
			$sql.= ' ('.implode( ", ", $keys ).')';
			$sql.= ' VALUES ('.implode( ", ", $values ).')';

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

		if (! $error)
		{
			$this->id = $this->db->last_insert_id(MAIN_DB_PREFIX . $this->table_element);
		}

		// Create extrafields
		if (! $error)
		{
			$result=$this->insertExtraFields();
			if ($result < 0) $error++;
		}

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

		// Commit or rollback
		if ($error) {
			$this->db->rollback();
			return -1;
		} else {
			$this->db->commit();
			return $this->id;
		}
	}


	/**
	 * Load object in memory from the database
	 *
	 * @param int    $id   Id object
	 * @param string $ref  Ref
	 * @return int         <0 if KO, 0 if not found, >0 if OK
	 */
	public function fetchCommon($id, $ref = null)
	{
		if (empty($id) && empty($ref)) return false;

		$sql = 'SELECT '.$this->getFieldList();
		$sql.= ' FROM '.MAIN_DB_PREFIX.$this->table_element;

		if(!empty($id)) $sql.= ' WHERE rowid = '.$id;
		else $sql.= " WHERE ref = ".$this->quote($ref, $this->fields['ref']);

		$res = $this->db->query($sql);
		if ($res)
		{
			$obj = $this->db->fetch_object($res);
			if ($obj)
			{
				$this->setVarsFromFetchObj($obj);
				return $this->id;
			}
			else
			{
				return 0;
			}
		}
		else
		{
			$this->error = $this->db->lasterror();
			$this->errors[] = $this->error;
			return -1;
		}
	}

	/**
	 * Update object into database
	 *
	 * @param  User $user      	User that modifies
	 * @param  bool $notrigger 	false=launch triggers after, true=disable triggers
	 * @return int             	<0 if KO, >0 if OK
	 */
	public function updateCommon(User $user, $notrigger = false)
	{
		global $conf, $langs;

		$error = 0;

		$now=dol_now();

		$fieldvalues = $this->setSaveQuery();
		if (array_key_exists('date_modification', $fieldvalues) && empty($fieldvalues['date_modification'])) $fieldvalues['date_modification']=$this->db->idate($now);
		if (array_key_exists('fk_user_modif', $fieldvalues) && ! ($fieldvalues['fk_user_modif'] > 0)) $fieldvalues['fk_user_modif']=$user->id;
		unset($fieldvalues['rowid']);	// The field 'rowid' is reserved field name for autoincrement field so we don't need it into update.

		$keys=array();
		$values = array();
		foreach ($fieldvalues as $k => $v) {
			$keys[$k] = $k;
			$value = $this->fields[$k];
			$values[$k] = $this->quote($v, $value);
			$tmp[] = $k.'='.$this->quote($v, $this->fields[$k]);
		}

		// Clean and check mandatory
		foreach($keys as $key)
		{
			if (preg_match('/^integer:/i', $this->fields[$key]['type']) && $values[$key] == '-1') $values[$key]='';		// This is an implicit foreign key field
			if (! empty($this->fields[$key]['foreignkey']) && $values[$key] == '-1') $values[$key]='';					// This is an explicit foreign key field

			//var_dump($key.'-'.$values[$key].'-'.($this->fields[$key]['notnull'] == 1));
			/*
			if ($this->fields[$key]['notnull'] == 1 && empty($values[$key]))
			{
				$error++;
				$this->errors[]=$langs->trans("ErrorFieldRequired", $this->fields[$key]['label']);
			}*/
		}

		$sql = 'UPDATE '.MAIN_DB_PREFIX.$this->table_element.' SET '.implode( ',', $tmp ).' WHERE rowid='.$this->id ;

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

		// Update extrafield
		if (! $error)
		{
			if (empty($conf->global->MAIN_EXTRAFIELDS_DISABLED)) // For avoid conflicts if trigger used
			{
				$result=$this->insertExtraFields();
				if ($result < 0)
				{
					$error++;
				}
			}
		}

		// Triggers
		if (! $error && ! $notrigger)
		{
			// Call triggers
			$result=$this->call_trigger(strtoupper(get_class($this)).'_MODIFY',$user);
			if ($result < 0) { $error++; } //Do also here what you must do to rollback action if trigger fail
			// End call triggers
		}

		// Commit or rollback
		if ($error) {
			$this->db->rollback();
			return -1;
		} else {
			$this->db->commit();
			return $this->id;
		}
	}

	/**
	 * Delete object in database
	 *
	 * @param User $user       User that deletes
	 * @param bool $notrigger  false=launch triggers after, true=disable triggers
	 * @return int             <0 if KO, >0 if OK
	 */
	public function deleteCommon(User $user, $notrigger = false)
	{
		$error=0;

		$this->db->begin();

		if (! $error) {
			if (! $notrigger) {
				// Call triggers
				$result=$this->call_trigger(strtoupper(get_class($this)).'_DELETE', $user);
				if ($result < 0) { $error++; } // Do also here what you must do to rollback action if trigger fail
				// End call triggers
			}
		}

		if (! $error && ! empty($this->isextrafieldmanaged))
		{
			$sql = "DELETE FROM " . MAIN_DB_PREFIX . $this->table_element."_extrafields";
			$sql.= " WHERE fk_object=" . $this->id;

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

		if (! $error)
		{
			$sql = 'DELETE FROM '.MAIN_DB_PREFIX.$this->table_element.' WHERE rowid='.$this->id;

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

		// Commit or rollback
		if ($error) {
			$this->db->rollback();
			return -1;
		} else {
			$this->db->commit();
			return 1;
		}
	}

	/**
	 * Initialise object with example values
	 * Id must be 0 if object instance is a specimen
	 *
	 * @return void
	 */
	public function initAsSpecimenCommon()
	{
		$this->id = 0;

		// TODO...
	}

	/**
	 * Load comments linked with current task
	 *	@return boolean	1 if ok
	 */
	public function fetchComments()
	{
		require_once DOL_DOCUMENT_ROOT.'/core/class/comment.class.php';

		$comment = new Comment($this->db);
		$result=$comment->fetchAllFor($this->element, $this->id);
		if ($result<0) {
			$this->errors=array_merge($this->errors,$comment->errors);
			return -1;
		} else {
			$this->comments = $comment->comments;
		}
		return count($this->comments);
	}

	/**
	 * Return nb comments already posted
	 *
	 * @return int
	 */
	public function getNbComments()
	{
		return count($this->comments);
	}

}
