mirror of
https://github.com/Dolibarr/dolibarr.git
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714 lines
21 KiB
PHP
714 lines
21 KiB
PHP
<?php
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/* Copyright (C) 2001 Fabien Seisen <seisen@linuxfr.org>
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* Copyright (C) 2002-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
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* Copyright (C) 2004-2008 Laurent Destailleur <eldy@users.sourceforge.net>
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* Copyright (C) 2004 Sebastien Di Cintio <sdicintio@ressource-toi.org>
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* Copyright (C) 2004 Benoit Mortier <benoit.mortier@opensides.be>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/**
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\file htdocs/lib/databases/pgsql.lib.php
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\brief Fichier de la classe permettant de g<>r<EFBFBD>r une base pgsql
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\version $Id$
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*/
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// For compatibility during upgrade
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if (! defined('DOL_DOCUMENT_ROOT')) define('DOL_DOCUMENT_ROOT', '../..');
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if (! defined('ADODB_DATE_VERSION')) include_once(DOL_DOCUMENT_ROOT."/includes/adodbtime/adodb-time.inc.php");
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/**
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\class DoliDb
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\brief Classe permettant de g<>r<EFBFBD>r la database de dolibarr
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*/
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class DoliDb
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{
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var $db; // Handler de base
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var $type='pgsql'; // Nom du gestionnaire
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//! Charset
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var $forcecharset='latin1';
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var $versionmin=array(8,1,0); // Version min database
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var $results; // Resultset de la derni<6E>re requete
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var $connected; // 1 si connect<63>, 0 sinon
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var $database_selected; // 1 si base s<>lectionn<6E>, 0 sinon
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var $database_name; // Nom base s<>lectionn<6E>e
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var $database_user; //! Nom user base
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var $transaction_opened; // 1 si une transaction est en cours, 0 sinon
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var $lastquery;
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var $lastqueryerror; // Ajout d'une variable en cas d'erreur
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var $ok;
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var $error;
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var $lasterror;
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/**
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\brief Ouverture d'une connexion vers le serveur et une database.
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\param type type de base de donn<6E>es (mysql ou pgsql)
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\param host addresse de la base de donn<6E>es
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\param user nom de l'utilisateur autoris<69>
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\param pass mot de passe
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\param name nom de la database
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\param port Port of database server
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\return int 1 en cas de succ<63>s, 0 sinon
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*/
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function DoliDb($type='pgsql', $host, $user, $pass, $name='', $port=0)
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{
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global $conf,$langs;
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$this->forcecharset=$conf->character_set_client;
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$this->forcecollate=$conf->db->dolibarr_main_db_collation;
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$this->database_user=$user;
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$this->transaction_opened=0;
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//print "Name DB: $host,$user,$pass,$name<br>";
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if (! function_exists("pg_connect"))
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{
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$this->connected = 0;
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$this->ok = 0;
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$this->error="Pgsql PHP functions are not available in this version of PHP";
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dolibarr_syslog("DoliDB::DoliDB : Pgsql PHP functions are not available in this version of PHP",LOG_ERR);
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return $this->ok;
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}
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if (! $host)
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{
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$this->connected = 0;
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$this->ok = 0;
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$this->error=$langs->trans("ErrorWrongHostParameter");
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dolibarr_syslog("DoliDB::DoliDB : Erreur Connect, wrong host parameters",LOG_ERR);
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return $this->ok;
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}
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// Essai connexion serveur
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$this->db = $this->connect($host, $user, $pass, $name, $port);
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if ($this->db)
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{
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$this->connected = 1;
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$this->ok = 1;
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}
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else
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{
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// host, login ou password incorrect
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$this->connected = 0;
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$this->ok = 0;
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$this->error='Host, login or password incorrect';
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dolibarr_syslog("DoliDB::DoliDB : Erreur Connect ".$this->error,LOG_ERR);
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}
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// Si connexion serveur ok et si connexion base demand<6E>e, on essaie connexion base
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if ($this->connected && $name)
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{
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if ($this->select_db($name))
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{
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$this->database_selected = 1;
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$this->database_name = $name;
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$this->ok = 1;
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}
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else
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{
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$this->database_selected = 0;
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$this->database_name = '';
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$this->ok = 0;
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$this->error=$this->error();
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dolibarr_syslog("DoliDB::DoliDB : Erreur Select_db ".$this->error,LOG_ERR);
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}
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}
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else
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{
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// Pas de selection de base demandee, ok ou ko
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$this->database_selected = 0;
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}
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return $this->ok;
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}
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/**
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* \brief Convert a SQL request in mysql syntax to database syntax
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* \param request SQL request to convert
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* \return string SQL request converted
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*/
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function convertSQLFromMysql($request)
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{
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return $request;
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}
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/**
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\brief Selectionne une database.
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\param database nom de la database
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\return boolean true si ok, false si ko
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\remarks Ici postgresql n'a aucune fonction equivalente de mysql_select_db
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\remarks On compare juste manuellement si la database choisie est bien celle activ<69>e par la connexion
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*/
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function select_db($database)
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{
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if ($database == $this->database_name)
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return true;
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else
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return false;
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}
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/**
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\brief Connection vers le serveur
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\param host addresse de la base de donn<6E>es
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\param login nom de l'utilisateur autoris
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\param passwd mot de passe
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\param name nom de la database (ne sert pas sous mysql, sert sous pgsql)
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\param port Port of database server
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\return resource handler d'acc<63>s <20> la base
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*/
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function connect($host, $login, $passwd, $name, $port=0)
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{
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if (!$name){
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$name="postgres";
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}
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$con_string = "host=$host port=$port dbname=$name user=$login password=$passwd";
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$this->db = pg_connect($con_string);
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if ($this->db)
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{
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$this->database_name = $name;
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}
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return $this->db;
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}
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/**
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\brief Renvoie la version du serveur
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\return string Chaine version
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*/
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function getVersion()
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{
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$resql=$this->query('SHOW server_version');
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$liste=$this->fetch_array($resql);
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return $liste['server_version'];
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}
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/**
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\brief Renvoie la version du serveur sous forme de nombre
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\return string Chaine version
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*/
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function getIntVersion()
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{
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$version= $this->getVersion();
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$vlist=split('[.-]',$version);
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if (strlen($vlist[1])==1){
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$vlist[1]="0".$vlist[1];
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}
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if (strlen($vlist[2])==1){
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$vlist[2]="0".$vlist[2];
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}
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return $vlist[0].$vlist[1].$vlist[2];
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}
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/**
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\brief Renvoie la version du serveur dans un tableau
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\return array Tableau de chaque niveau de version
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*/
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function getVersionArray()
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{
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return split('\.',$this->getVersion());
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}
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/**
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\brief Fermeture d'une connexion vers une database.
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\return resource
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*/
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function close()
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{
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return pg_close($this->db);
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}
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/**
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\brief Debut d'une transaction.
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\return int 1 si ouverture transaction ok ou deja ouverte, 0 en cas d'erreur
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*/
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function begin()
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{
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if (! $this->transaction_opened)
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{
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$ret=$this->query("BEGIN;");
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if ($ret)
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{
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$this->transaction_opened++;
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dolibarr_syslog("BEGIN Transaction",LOG_DEBUG);
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}
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return $ret;
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}
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else
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{
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$this->transaction_opened++;
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return 1;
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}
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}
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/**
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\brief Validation d'une transaction
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\return int 1 si validation ok ou niveau de transaction non ouverte, 0 en cas d'erreur
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*/
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function commit()
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{
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if ($this->transaction_opened<=1)
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{
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$ret=$this->query("COMMIT;");
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if ($ret)
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{
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$this->transaction_opened=0;
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dolibarr_syslog("COMMIT Transaction",LOG_DEBUG);
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}
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return $ret;
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}
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else
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{
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$this->transaction_opened--;
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return 1;
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}
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}
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/**
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\brief Annulation d'une transaction et retour aux anciennes valeurs
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\return int 1 si annulation ok ou transaction non ouverte, 0 en cas d'erreur
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*/
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function rollback()
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{
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if ($this->transaction_opened<=1)
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{
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$ret=$this->query("ROLLBACK;");
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$this->transaction_opened=0;
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dolibarr_syslog("ROLLBACK Transaction",LOG_DEBUG);
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return $ret;
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}
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else
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{
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$this->transaction_opened--;
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return 1;
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}
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}
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/**
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\brief Effectue une requete et renvoi le resultset de r<>ponse de la base
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\param query Contenu de la query
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\return resource Resultset de la reponse
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*/
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function query($query)
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{
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$query = trim($query);
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if ($this->forcecharset=="UTF-8"){
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$buffer=utf8_encode ($buffer);
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}
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$ret = pg_query($this->db, $query);
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if (! eregi("^COMMIT",$query) && ! eregi("^ROLLBACK",$query))
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{
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// Si requete utilisateur, on la sauvegarde ainsi que son resultset
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if (! $ret)
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{
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$this->lastqueryerror = $query;
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$this->lasterror = $this->error();
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$this->lasterrno = $this->errno();
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}
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$this->lastquery=$query;
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$this->results = $ret;
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}
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return $ret;
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}
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/**
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\brief Renvoie la ligne courante (comme un objet) pour le curseur resultset.
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\param resultset Curseur de la requete voulue
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\return resource
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*/
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function fetch_object($resultset=0)
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{
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// Si le resultset n'est pas fourni, on prend le dernier utilis<69> sur cette connexion
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if (! is_resource($resultset)) { $resultset=$this->results; }
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return pg_fetch_object($resultset);
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}
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/**
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\brief Renvoie les donn<6E>es dans un tableau.
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\param resultset Curseur de la requete voulue
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\return array
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*/
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function fetch_array($resultset=0)
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{
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// Si le resultset n'est pas fourni, on prend le dernier utilis<69> sur cette connexion
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if (! is_resource($resultset)) { $resultset=$this->results; }
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return pg_fetch_array($resultset);
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}
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/**
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\brief Renvoie les donn<6E>es comme un tableau.
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\param resultset Curseur de la requete voulue
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\return array
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*/
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function fetch_row($resultset=0)
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{
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// Si le resultset n'est pas fourni, on prend le dernier utilis<69> sur cette connexion
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if (! is_resource($resultset)) { $resultset=$this->results; }
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return pg_fetch_row($resultset);
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}
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/**
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\brief Renvoie le nombre de lignes dans le resultat d'une requete SELECT
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\see affected_rows
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\param resultset Curseur de la requete voulue
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\return int Nombre de lignes
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*/
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function num_rows($resultset=0)
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{
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// Si le resultset n'est pas fourni, on prend le dernier utilis<69> sur cette connexion
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if (! is_resource($resultset)) { $resultset=$this->results; }
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return pg_num_rows($resultset);
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}
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/**
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\brief Renvoie le nombre de lignes dans le resultat d'une requete INSERT, DELETE ou UPDATE
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\see num_rows
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\param resultset Curseur de la requete voulue
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\return int Nombre de lignes
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*/
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function affected_rows($resultset=0)
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{
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// Si le resultset n'est pas fourni, on prend le dernier utilis<69> sur cette connexion
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if (! is_resource($resultset)) { $resultset=$this->results; }
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// pgsql necessite un resultset pour cette fonction contrairement
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// a mysql qui prend un link de base
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return pg_affected_rows($resultset);
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}
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/**
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\brief Lib<69>re le dernier resultset utilis<69> sur cette connexion.
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\param resultset Curseur de la requete voulue
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*/
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function free($resultset=0)
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{
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// Si le resultset n'est pas fourni, on prend le dernier utilis<69> sur cette connexion
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if (! is_resource($resultset)) { $resultset=$this->results; }
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// Si resultset en est un, on libere la m<>moire
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if (is_resource($resultset)) pg_free_result($resultset);
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}
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/**
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\brief D<>fini les limites de la requ<71>te.
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\param limit nombre maximum de lignes retourn<72>es
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\param offset num<75>ro de la ligne <20> partir de laquelle recup<75>rer les lignes
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\return string chaine exprimant la syntax sql de la limite
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*/
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function plimit($limit=0,$offset=0)
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{
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global $conf;
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if (! $limit) $limit=$conf->liste_limit;
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if ($offset > 0) return " LIMIT $offset,$limit ";
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else return " LIMIT $limit ";
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}
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/**
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\brief D<>fini le tri de la requ<71>te.
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\param sortfield liste des champ de tri
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\param sortorder ordre du tri
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\return string chaine exprimant la syntax sql de l'ordre de tri
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\TODO A mutualiser dans classe mere
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*/
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function order($sortfield=0,$sortorder=0)
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{
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if ($sortfield)
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{
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$return='';
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$fields=split(',',$sortfield);
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foreach($fields as $val)
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{
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if (! $return) $return.=' ORDER BY ';
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else $return.=',';
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$return.=$val;
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if ($sortorder) $return.=' '.$sortorder;
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}
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return $return;
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}
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else
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{
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return '';
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}
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}
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/**
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\brief Escape a string to insert data.
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\param stringtoencode String to escape
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\return string String escaped
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*/
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function escape($stringtoencode)
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{
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return addslashes($stringtoencode);
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}
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/**
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* \brief Formatage (par la base de donn<6E>es) d'un champ de la base au format tms ou Date (YYYY-MM-DD HH:MM:SS)
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* afin de retourner une donn<6E>e toujours au format universel date tms unix.
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* Fonction <20> utiliser pour g<>n<EFBFBD>rer les SELECT.
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* \param param Date au format text <20> convertir
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* \return date Date au format tms.
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*/
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function pdate($param)
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{
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return "unix_timestamp(".$param.")";
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}
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/**
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\brief Formatage (par PHP) de la date en texte qui s'insere dans champ date.
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Fonction <20> utiliser pour g<>n<EFBFBD>rer les INSERT.
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\param param Date tms <20> convertir
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\return date Date au format text YYYYMMDDHHMMSS.
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*/
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function idate($param)
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{
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return adodb_strftime("%Y%m%d%H%M%S",$param);
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}
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/**
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\brief Formatage d'un if SQL
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\param test chaine test
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\param resok resultat si test egal
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\param resko resultat si test non egal
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\return string chaine format<61> SQL
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*/
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function ifsql($test,$resok,$resko)
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{
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return 'IF('.$test.','.$resok.','.$resko.')';
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}
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/**
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\brief Renvoie la derniere requete soumise par la methode query()
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\return lastquery
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*/
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function lastquery()
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{
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return $this->lastquery;
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}
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/**
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\brief Renvoie la derniere requete en erreur
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\return string lastqueryerror
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*/
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function lastqueryerror()
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{
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return $this->lastqueryerror;
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}
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/**
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\brief Renvoie le libelle derniere erreur
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\return string lasterror
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*/
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function lasterror()
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{
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return $this->lasterror;
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}
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/**
|
||
\brief Renvoie le code derniere erreur
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\return string lasterrno
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*/
|
||
function lasterrno()
|
||
{
|
||
return $this->lasterrno;
|
||
}
|
||
|
||
/**
|
||
\brief Renvoie le code erreur generique de l'operation precedente.
|
||
\return error_num (Exemples: DB_ERROR_TABLE_ALREADY_EXISTS, DB_ERROR_RECORD_ALREADY_EXISTS...)
|
||
*/
|
||
function errno()
|
||
{
|
||
if (empty($error_regexps))
|
||
{
|
||
$error_regexps = array(
|
||
'/(Table does not exist\.|Relation [\"\'].*[\"\'] does not exist|sequence does not exist|class ".+" not found)$/' => 'DB_ERROR_NOSUCHTABLE',
|
||
'/table [\"\'].*[\"\'] does not exist/' => 'DB_ERROR_NOSUCHTABLE',
|
||
'/Relation [\"\'].*[\"\'] already exists|Cannot insert a duplicate key into (a )?unique index.*/' => 'DB_ERROR_RECORD_ALREADY_EXISTS',
|
||
'/divide by zero$/' => 'DB_ERROR_DIVZERO',
|
||
'/pg_atoi: error in .*: can\'t parse /' => 'DB_ERROR_INVALID_NUMBER',
|
||
'/ttribute [\"\'].*[\"\'] not found$|Relation [\"\'].*[\"\'] does not have attribute [\"\'].*[\"\']/' => 'DB_ERROR_NOSUCHFIELD',
|
||
'/parser: parse error at or near \"/' => 'DB_ERROR_SYNTAX',
|
||
'/referential integrity violation/' => 'DB_ERROR_CONSTRAINT'
|
||
);
|
||
}
|
||
foreach ($error_regexps as $regexp => $code) {
|
||
if (preg_match($regexp, pg_last_error($this->db))) {
|
||
return $code;
|
||
}
|
||
}
|
||
$errno=pg_last_error($this->db);
|
||
return ($errno?'DB_ERROR':'0');
|
||
}
|
||
|
||
/**
|
||
\brief Renvoie le texte de l'erreur pgsql de l'operation precedente.
|
||
\return error_text
|
||
*/
|
||
function error()
|
||
{
|
||
return pg_last_error($this->db);
|
||
}
|
||
|
||
/**
|
||
\brief R<>cup<75>re l'id gen<65>r<EFBFBD> par le dernier INSERT.
|
||
\param tab Nom de la table concern<72>e par l'insert. Ne sert pas sous MySql mais requis pour compatibilit<69> avec Postgresql
|
||
\return int id
|
||
*/
|
||
function last_insert_id($tab)
|
||
{
|
||
$result = pg_query($this->db,"SELECT MAX(rowid) FROM ".$tab." ;");
|
||
$nbre = pg_num_rows($result);
|
||
$row = pg_fetch_result($result,0,0);
|
||
return $row;
|
||
}
|
||
|
||
// Next function are not required. Only minor features use them.
|
||
//--------------------------------------------------------------
|
||
|
||
|
||
|
||
/**
|
||
\brief Renvoie l'id de la connexion
|
||
\return string Id connexion
|
||
*/
|
||
function DDLGetConnectId()
|
||
{
|
||
return '?';
|
||
}
|
||
|
||
|
||
/**
|
||
\brief Cr<43>ation d'une nouvelle base de donn<6E>e
|
||
\param database nom de la database <20> cr<63>er
|
||
\return resource resource d<>finie si ok, null si ko
|
||
\remarks Ne pas utiliser les fonctions xxx_create_db (xxx=mysql, ...) car elles sont deprecated
|
||
*/
|
||
function DDLCreateDb($database)
|
||
{
|
||
$ret=$this->query('CREATE DATABASE '.$database.' OWNER '.$this->db_user.' ENCODING \''.$this->forcecharset.'\' ;');
|
||
return $ret;
|
||
}
|
||
|
||
/**
|
||
\brief Liste des tables dans une database.
|
||
\param database Nom de la database
|
||
\return resource
|
||
*/
|
||
function DDLListTables($database)
|
||
{
|
||
$this->results = pg_query($this->db, "SHOW TABLES;");
|
||
return $this->results;
|
||
}
|
||
|
||
|
||
/**
|
||
\brief Create a user
|
||
\param dolibarr_main_db_host Ip serveur
|
||
\param dolibarr_main_db_user Nom user <20> cr<63>er
|
||
\param dolibarr_main_db_pass Mot de passe user <20> cr<63>er
|
||
\param dolibarr_main_db_name Database name where user must be granted
|
||
\return int <0 si KO, >=0 si OK
|
||
*/
|
||
function DDLCreateUser($dolibarr_main_db_host,$dolibarr_main_db_user,$dolibarr_main_db_pass,$dolibarr_main_db_name)
|
||
{
|
||
$sql = "create user \"".$dolibarr_main_db_user."\" with password '".$dolibarr_main_db_pass."'";
|
||
|
||
dolibarr_syslog("pgsql.lib::DDLCreateUser sql=".$sql);
|
||
$resql=$this->query($sql);
|
||
if (! $resql)
|
||
{
|
||
return -1;
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
function getDefaultCharacterSetDatabase(){
|
||
$resql=$this->query('SHOW SERVER_ENCODING');
|
||
$liste=$this->fetch_array($resql);
|
||
return $liste['server_encoding'];
|
||
}
|
||
|
||
function getListOfCharacterSet(){
|
||
$resql=$this->query('SHOW CHARSET');
|
||
$liste = array();
|
||
if ($resql)
|
||
{
|
||
$i = 0;
|
||
while ($obj = $this->fetch_object($resql) )
|
||
{
|
||
$liste[$i]['charset'] = $obj->Charset;
|
||
$liste[$i]['description'] = $obj->Description;
|
||
$i++;
|
||
}
|
||
$this->free($resql);
|
||
} else {
|
||
// version Mysql < 4.1.1
|
||
return null;
|
||
}
|
||
return $liste;
|
||
}
|
||
|
||
function getDefaultCollationDatabase(){
|
||
$resql=$this->query('SHOW VARIABLES LIKE \'collation_database\'');
|
||
if (!$resql)
|
||
{
|
||
// version Mysql < 4.1.1
|
||
return $this->forcecollate;
|
||
}
|
||
$liste=$this->fetch_array($resql);
|
||
return $liste['Value'];
|
||
}
|
||
|
||
function getListOfCollation(){
|
||
$resql=$this->query('SHOW COLLATION');
|
||
$liste = array();
|
||
if ($resql)
|
||
{
|
||
$i = 0;
|
||
while ($obj = $this->fetch_object($resql) )
|
||
{
|
||
$liste[$i]['collation'] = $obj->Collation;
|
||
$i++;
|
||
}
|
||
$this->free($resql);
|
||
} else {
|
||
// version Mysql < 4.1.1
|
||
return null;
|
||
}
|
||
return $liste;
|
||
}
|
||
|
||
}
|
||
?>
|