mysqli.class.php

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<?php
/* Copyright (C) 2001   Fabien Seisen     <seisen@linuxfr.org>
 * Copyright (C) 2002-2005  Rodolphe Quiedeville  <rodolphe@quiedeville.org>
 * Copyright (C) 2004-2011  Laurent Destailleur   <eldy@users.sourceforge.net>
 * Copyright (C) 2006   Andre Cianfarani    <acianfa@free.fr>
 * Copyright (C) 2005-2012  Regis Houssin     <regis.houssin@inodbox.com>
 * Copyright (C) 2015       Raphaël Doursenaud      <rdoursenaud@gpcsolutions.fr>
 * Copyright (C) 2024   MDW           <mdeweerd@users.noreply.github.com>
 * Copyright (C) 2024       Charlene Benke          <charlene@patas-monkey.com>
 * Copyright (C) 2024       Frédéric France         <frederic.france@free.fr>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */
 
require_once DOL_DOCUMENT_ROOT.'/core/db/DoliDB.class.php';
 
class DoliDBMysqli extends DoliDB
{
  public $db;
  public $type = 'mysqli';
 
  const LABEL = 'MySQL or MariaDB';
  const VERSIONMIN = '5.0.3';
 
  private $_results;
 
  public function __construct($type, $host, $user, $pass, $name = '', $port = 0)
  {
    global $conf, $langs;
 
    // Note that having "static" property for "$forcecharset" and "$forcecollate" will make error here in strict mode, so they are not static
    if (!empty($conf->db->character_set)) {
      $this->forcecharset = $conf->db->character_set;
    }
    if (!empty($conf->db->dolibarr_main_db_collation)) {
      $this->forcecollate = $conf->db->dolibarr_main_db_collation;
    }
 
    $this->database_user = $user;
    $this->database_host = $host;
    $this->database_port = $port;
 
    $this->transaction_opened = 0;
 
    //print "Name DB: $host,$user,$pass,$name<br>";
 
    if (!class_exists('mysqli')) {
      $this->connected = false;
      $this->ok = false;
      $this->error = "Mysqli PHP functions for using Mysqli driver are not available in this version of PHP. Try to use another driver.";
      dol_syslog(get_class($this)."::DoliDBMysqli : Mysqli PHP functions for using Mysqli driver are not available in this version of PHP. Try to use another driver.", LOG_ERR);
    }
 
    if (!$host) {
      $this->connected = false;
      $this->ok = false;
      $this->error = $langs->trans("ErrorWrongHostParameter");
      dol_syslog(get_class($this)."::DoliDBMysqli : Connect error, wrong host parameters", LOG_ERR);
    }
 
    // Try server connection
    // We do not try to connect to database, only to server. Connect to database is done later in constructor
    $this->db = $this->connect($host, $user, $pass, '', $port);
 
    if ($this->db && empty($this->db->connect_errno)) {
      $this->connected = true;
      $this->ok = true;
    } else {
      $this->connected = false;
      $this->ok = false;
      $this->error = empty($this->db) ? 'Failed to connect' : $this->db->connect_error;
      dol_syslog(get_class($this)."::DoliDBMysqli Connect error: ".$this->error, LOG_ERR);
    }
 
    $disableforcecharset = 0; // Set to 1 to test without charset forcing
 
    // If server connection is ok, we try to connect to the database
    if ($this->connected && $name) {
      if ($this->select_db($name)) {
        $this->database_selected = true;
        $this->database_name = $name;
        $this->ok = true;
 
        // If client is old latin, we force utf8
        $clientmustbe = empty($conf->db->character_set) ? 'utf8' : (string) $conf->db->character_set;
        if (preg_match('/latin1/', $clientmustbe)) {
          $clientmustbe = 'utf8';
        }
 
        if (empty($disableforcecharset) && $this->db->character_set_name() != $clientmustbe) {
          try {
            dol_syslog(get_class($this)."::DoliDBMysqli You should set the \$dolibarr_main_db_character_set and \$dolibarr_main_db_collation for the PHP to the same as the database default, so to ".$this->db->character_set_name(). " or upgrade database default to ".$clientmustbe.".", LOG_WARNING);
            // To get current charset:   USE databasename; SHOW VARIABLES LIKE 'character_set_database'
            //                     or:   USE databasename; SELECT schema_name, default_character_set_name FROM information_schema.SCHEMATA;
            // To get current collation: USE databasename; SHOW VARIABLES LIKE 'collation_database'
            //                       or: USE databasename; SELECT schema_name, default_character_set_name FROM information_schema.SCHEMATA;
            // To upgrade database default, you can do: ALTER DATABASE databasename CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
 
            $this->db->set_charset($clientmustbe); // This set charset, but with a bad collation (colllation is forced later)
          } catch (Exception $e) {
            print 'Failed to force character_set_client to '.$clientmustbe." (according to setup) to match the one of the server database.<br>\n";
            print $e->getMessage();
            print "<br>\n";
            if ($clientmustbe != 'utf8') {
              print 'Edit conf/conf.php file to set a charset "utf8"';
              if ($clientmustbe != 'utf8mb4') {
                print ' or "utf8mb4"';
              }
              print ' instead of "'.$clientmustbe.'".'."\n";
            }
            exit;
          }
 
          $collation = (empty($conf) ? 'utf8_unicode_ci' : $conf->db->dolibarr_main_db_collation);
          if (preg_match('/latin1/', $collation)) {
            $collation = 'utf8_unicode_ci';
          }
 
          if (!preg_match('/general/', $collation)) {
            $this->db->query("SET collation_connection = ".$collation);
          }
        }
      } else {
        $this->database_selected = false;
        $this->database_name = '';
        $this->ok = false;
        $this->error = $this->error();
        dol_syslog(get_class($this)."::DoliDBMysqli : Select_db error ".$this->error, LOG_ERR);
      }
    } else {
      // No selection of database done. We may only be connected or not (ok or ko) to the server.
      $this->database_selected = false;
 
      if ($this->connected) {
        // If client is old latin, we force utf8
        $clientmustbe = empty($conf->db->character_set) ? 'utf8' : (string) $conf->db->character_set;
        if (preg_match('/latin1/', $clientmustbe)) {
          $clientmustbe = 'utf8';
        }
        if (preg_match('/utf8mb4/', $clientmustbe)) {
          $clientmustbe = 'utf8';
        }
 
        if (empty($disableforcecharset) && $this->db->character_set_name() != $clientmustbe) {
          $this->db->set_charset($clientmustbe); // This set utf8_unicode_ci
 
          $collation = $conf->db->dolibarr_main_db_collation;
          if (preg_match('/latin1/', $collation)) {
            $collation = 'utf8_unicode_ci';
          }
          if (preg_match('/utf8mb4/', $collation)) {
            $collation = 'utf8_unicode_ci';
          }
 
          if (!preg_match('/general/', $collation)) {
            $this->db->query("SET collation_connection = ".$collation);
          }
        }
      }
    }
  }
 
 
  public function hintindex($nameofindex, $mode = 1)
  {
    return " ".($mode == 1 ? 'FORCE' : 'USE')." INDEX(".preg_replace('/[^a-z0-9_]/', '', $nameofindex).")";
  }
 
 
  public function convertSQLFromMysql($line, $type = 'ddl')
  {
    return $line;
  }
 
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function select_db($database)
  {
    // phpcs:enable
    dol_syslog(get_class($this)."::select_db database=".$database, LOG_DEBUG);
    $result = false;
    try {
      $result = $this->db->select_db($database);
    } catch (Exception $e) {
      // Nothing done on error
    }
    return $result;
  }
 
 
  public function connect($host, $login, $passwd, $name, $port = 0)
  {
    dol_syslog(get_class($this)."::connect host=$host, port=$port, login=$login, passwd=--hidden--, name=$name", LOG_DEBUG);
 
    //mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
 
    $tmp = false;
    try {
      if (!class_exists('mysqli')) {
        dol_print_error(null, 'Driver mysqli for PHP not available');
        return false;
      }
      if (strpos($host, 'ssl://') === 0) {
        $tmp = new mysqliDoli($host, $login, $passwd, $name, $port);
      } else {
        $tmp = new mysqli($host, $login, $passwd, $name, $port);
      }
    } catch (Exception $e) {
      dol_syslog(get_class($this)."::connect failed", LOG_DEBUG);
    }
    return $tmp;
  }
 
  public function getVersion()
  {
    return $this->db->server_info;
  }
 
  public function getDriverInfo()
  {
    return $this->db->client_info;
  }
 
 
  public function close()
  {
    if ($this->db) {
      if ($this->transaction_opened > 0) {
        dol_syslog(get_class($this)."::close Closing a connection with an opened transaction depth=".$this->transaction_opened, LOG_ERR);
      }
      $this->connected = false;
      return $this->db->close();
    }
    return false;
  }
 
 
 
  public function query($query, $usesavepoint = 0, $type = 'auto', $result_mode = 0)
  {
    global $dolibarr_main_db_readonly;
 
    $query = trim($query);
 
    if (!in_array($query, array('BEGIN', 'COMMIT', 'ROLLBACK'))) {
      $SYSLOG_SQL_LIMIT = 10000; // limit log to 10kb per line to limit DOS attacks
      dol_syslog('sql='.substr($query, 0, $SYSLOG_SQL_LIMIT), LOG_DEBUG);
    }
    if (empty($query)) {
      return false; // Return false = error if empty request
    }
 
    if (!empty($dolibarr_main_db_readonly)) {
      if (preg_match('/^(INSERT|UPDATE|REPLACE|DELETE|CREATE|ALTER|TRUNCATE|DROP)/i', $query)) {
        $this->lasterror = 'Application in read-only mode';
        $this->lasterrno = 'APPREADONLY';
        $this->lastquery = $query;
        return false;
      }
    }
 
    try {
      $ret = $this->db->query($query, $result_mode);
    } catch (Exception $e) {
      dol_syslog(get_class($this)."::query Exception in query instead of returning an error: ".$e->getMessage(), LOG_ERR);
      $ret = false;
    }
 
    if (!preg_match("/^COMMIT/i", $query) && !preg_match("/^ROLLBACK/i", $query)) {
      // Si requete utilisateur, on la sauvegarde ainsi que son resultset
      if (!$ret) {
        $this->lastqueryerror = $query;
        $this->lasterror = $this->error();
        $this->lasterrno = $this->errno();
 
        if (getDolGlobalInt('SYSLOG_LEVEL') < LOG_DEBUG) {
          dol_syslog(get_class($this)."::query SQL Error query: ".$query, LOG_ERR); // Log of request was not yet done previously
        }
        dol_syslog(get_class($this)."::query SQL Error message: ".$this->lasterrno." ".$this->lasterror.self::getCallerInfoString(), LOG_ERR);
        //var_dump(debug_print_backtrace());
      }
      $this->lastquery = $query;
      $this->_results = $ret;
    }
 
    return $ret;
  }
 
  final protected static function getCallerInfoString()
  {
    $backtrace = debug_backtrace();
    $msg = "";
    if (count($backtrace) >= 1) {
      $trace = $backtrace[1];
      if (isset($trace['file'], $trace['line'])) {
        $msg = " From {$trace['file']}:{$trace['line']}.";
      }
    }
    return $msg;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function fetch_object($resultset)
  {
    // phpcs:enable
    // If the resultset was not provided, we get the last one for this connection
    if (!is_object($resultset)) {
      $resultset = $this->_results;
    }
    return $resultset->fetch_object();
  }
 
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function fetch_array($resultset)
  {
    // phpcs:enable
    // If resultset not provided, we take the last used by connection
    if (!is_object($resultset)) {
      $resultset = $this->_results;
    }
    return $resultset->fetch_array();
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function fetch_row($resultset)
  {
    // phpcs:enable
    // If resultset not provided, we take the last used by connection
    if (!is_bool($resultset)) {
      if (!is_object($resultset)) {
        $resultset = $this->_results;
      }
      return $resultset->fetch_row();
    } else {
      // si le curseur est un boolean on retourne la valeur 0
      return 0;
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function num_rows($resultset)
  {
    // phpcs:enable
    // If resultset not provided, we take the last used by connection
    if (!is_object($resultset)) {
      $resultset = $this->_results;
    }
    return isset($resultset->num_rows) ? $resultset->num_rows : 0;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function affected_rows($resultset)
  {
    // phpcs:enable
    // If resultset not provided, we take the last used by connection
    if (!is_object($resultset)) {
      $resultset = $this->_results;
    }
    // mysql necessite un link de base pour cette fonction contrairement
    // a pqsql qui prend un resultset
    return $this->db->affected_rows;
  }
 
  public function free($resultset = null)
  {
    // If resultset not provided, we take the last used by connection
    if (!is_object($resultset)) {
      $resultset = $this->_results;
    }
    // Si resultset en est un, on libere la memoire
    if (is_object($resultset)) {
      $resultset->free_result();
    }
  }
 
  public function escape($stringtoencode)
  {
    return $this->db->real_escape_string((string) $stringtoencode);
  }
 
  public function escapeforlike($stringtoencode)
  {
    // We must first replace the \ char into \\, then we can replace _ and % into \_ and \%
    return str_replace(array('\\', '_', '%'), array('\\\\', '\_', '\%'), (string) $stringtoencode);
  }
 
  public function errno()
  {
    if (!$this->connected) {
      // Si il y a eu echec de connection, $this->db n'est pas valide.
      return 'DB_ERROR_FAILED_TO_CONNECT';
    } else {
      // Constants to convert a MySql error code to a generic Dolibarr error code
      $errorcode_map = array(
        1004 => 'DB_ERROR_CANNOT_CREATE',
        1005 => 'DB_ERROR_CANNOT_CREATE',
        1006 => 'DB_ERROR_CANNOT_CREATE',
        1007 => 'DB_ERROR_ALREADY_EXISTS',
        1008 => 'DB_ERROR_CANNOT_DROP',
        1022 => 'DB_ERROR_KEY_NAME_ALREADY_EXISTS',
        1025 => 'DB_ERROR_NO_FOREIGN_KEY_TO_DROP',
        1044 => 'DB_ERROR_ACCESSDENIED',
        1046 => 'DB_ERROR_NODBSELECTED',
        1048 => 'DB_ERROR_CONSTRAINT',
        1050 => 'DB_ERROR_TABLE_ALREADY_EXISTS',
        1051 => 'DB_ERROR_NOSUCHTABLE',
        1054 => 'DB_ERROR_NOSUCHFIELD',
        1060 => 'DB_ERROR_COLUMN_ALREADY_EXISTS',
        1061 => 'DB_ERROR_KEY_NAME_ALREADY_EXISTS',
        1062 => 'DB_ERROR_RECORD_ALREADY_EXISTS',
        1064 => 'DB_ERROR_SYNTAX',
        1068 => 'DB_ERROR_PRIMARY_KEY_ALREADY_EXISTS',
        1075 => 'DB_ERROR_CANT_DROP_PRIMARY_KEY',
        1091 => 'DB_ERROR_NOSUCHFIELD',
        1100 => 'DB_ERROR_NOT_LOCKED',
        1136 => 'DB_ERROR_VALUE_COUNT_ON_ROW',
        1146 => 'DB_ERROR_NOSUCHTABLE',
        1215 => 'DB_ERROR_CANNOT_ADD_FOREIGN_KEY_CONSTRAINT',
        1216 => 'DB_ERROR_NO_PARENT',
        1217 => 'DB_ERROR_CHILD_EXISTS',
        1396 => 'DB_ERROR_USER_ALREADY_EXISTS', // When creating a user that already existing
        1451 => 'DB_ERROR_CHILD_EXISTS',
        1826 => 'DB_ERROR_KEY_NAME_ALREADY_EXISTS'
      );
 
      if (isset($errorcode_map[$this->db->errno])) {
        return $errorcode_map[$this->db->errno];
      }
      $errno = $this->db->errno;
      return ($errno ? 'DB_ERROR_'.$errno : '0');
    }
  }
 
  public function error()
  {
    if (!$this->connected) {
      // Si il y a eu echec de connection, $this->db n'est pas valide pour mysqli_error.
      return 'Not connected. Check setup parameters in conf/conf.php file and your mysql client and server versions';
    } else {
      return $this->db->error;
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function last_insert_id($tab, $fieldid = 'rowid')
  {
    // phpcs:enable
    return $this->db->insert_id;
  }
 
  public function encrypt($fieldorvalue, $withQuotes = 1)
  {
    global $conf;
 
    // Type of encryption (2: AES (recommended), 1: DES , 0: no encryption)
    $cryptType = (!empty($conf->db->dolibarr_main_db_encryption) ? $conf->db->dolibarr_main_db_encryption : 0);
 
    //Encryption key
    $cryptKey = (!empty($conf->db->dolibarr_main_db_cryptkey) ? $conf->db->dolibarr_main_db_cryptkey : '');
 
    $escapedstringwithquotes = ($withQuotes ? "'" : "").$this->escape($fieldorvalue).($withQuotes ? "'" : "");
 
    if ($cryptType && !empty($cryptKey)) {
      if ($cryptType == 2) {
        $escapedstringwithquotes = "AES_ENCRYPT(".$escapedstringwithquotes.", '".$this->escape($cryptKey)."')";
      } elseif ($cryptType == 1) {
        $escapedstringwithquotes = "DES_ENCRYPT(".$escapedstringwithquotes.", '".$this->escape($cryptKey)."')";
      }
    }
 
    return $escapedstringwithquotes;
  }
 
  public function decrypt($value)
  {
    global $conf;
 
    // Type of encryption (2: AES (recommended), 1: DES , 0: no encryption)
    $cryptType = (!empty($conf->db->dolibarr_main_db_encryption) ? $conf->db->dolibarr_main_db_encryption : 0);
 
    //Encryption key
    $cryptKey = (!empty($conf->db->dolibarr_main_db_cryptkey) ? $conf->db->dolibarr_main_db_cryptkey : '');
 
    $return = $value;
 
    if ($cryptType && !empty($cryptKey)) {
      if ($cryptType == 2) {
        $return = 'AES_DECRYPT('.$value.',\''.$cryptKey.'\')';
      } elseif ($cryptType == 1) {
        $return = 'DES_DECRYPT('.$value.',\''.$cryptKey.'\')';
      }
    }
 
    return $return;
  }
 
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLGetConnectId()
  {
    // phpcs:enable
    $resql = $this->query('SELECT CONNECTION_ID()');
    if ($resql) {
      $row = $this->fetch_row($resql);
      return $row[0];
    } else {
      return '?';
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLCreateDb($database, $charset = '', $collation = '', $owner = '')
  {
    // phpcs:enable
    if (empty($charset)) {
      $charset = $this->forcecharset;
    }
    if (empty($collation)) {
      $collation = $this->forcecollate;
    }
 
    // ALTER DATABASE dolibarr_db DEFAULT CHARACTER SET latin DEFAULT COLLATE latin1_swedish_ci
    $sql = "CREATE DATABASE `".$this->escape($database)."`";
    $sql .= " DEFAULT CHARACTER SET `".$this->escape($charset)."` DEFAULT COLLATE `".$this->escape($collation)."`";
 
    dol_syslog($sql, LOG_DEBUG);
    $ret = $this->query($sql);
    if (!$ret) {
      // We try again for compatibility with Mysql < 4.1.1
      $sql = "CREATE DATABASE `".$this->escape($database)."`";
      dol_syslog($sql, LOG_DEBUG);
      $ret = $this->query($sql);
    }
 
    return $ret;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLListTables($database, $table = '')
  {
    // phpcs:enable
    $listtables = array();
 
    $like = '';
    if ($table) {
      $tmptable = preg_replace('/[^a-z0-9\.\-\_%]/i', '', $table);
 
      $like = "LIKE '".$this->escape($tmptable)."'";
    }
    $tmpdatabase = preg_replace('/[^a-z0-9\.\-\_]/i', '', $database);
 
    $sql = "SHOW TABLES FROM `".$tmpdatabase."` ".$like.";";
    //print $sql;
    $result = $this->query($sql);
    if ($result) {
      while ($row = $this->fetch_row($result)) {
        $listtables[] = $row[0];
      }
    }
    return $listtables;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLListTablesFull($database, $table = '')
  {
    // phpcs:enable
    $listtables = array();
 
    $like = '';
    if ($table) {
      $tmptable = preg_replace('/[^a-z0-9\.\-\_%]/i', '', $table);
 
      $like = "LIKE '".$this->escape($tmptable)."'";
    }
    $tmpdatabase = preg_replace('/[^a-z0-9\.\-\_]/i', '', $database);
 
    $sql = "SHOW FULL TABLES FROM `".$tmpdatabase."` ".$like.";";
 
    $result = $this->query($sql);
    if ($result) {
      while ($row = $this->fetch_row($result)) {
        $listtables[] = $row;
      }
    }
    return $listtables;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLInfoTable($table)
  {
    // phpcs:enable
    $infotables = array();
 
    $tmptable = preg_replace('/[^a-z0-9\.\-\_]/i', '', $table);
 
    $sql = "SHOW FULL COLUMNS FROM ".$tmptable.";";
 
    dol_syslog($sql, LOG_DEBUG);
    $result = $this->query($sql);
    if ($result) {
      while ($row = $this->fetch_row($result)) {
        $infotables[] = $row;
      }
    }
    return $infotables;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLCreateTable($table, $fields, $primary_key, $type, $unique_keys = null, $fulltext_keys = null, $keys = null)
  {
    // phpcs:enable
    // @TODO: $fulltext_keys parameter is unused
 
    if (empty($type)) {
      $type = 'InnoDB';
    }
 
    $pk = '';
    $sqlk = array();
    $sqluq = array();
 
    // Keys found into the array $fields: type,value,attribute,null,default,extra
    // ex. : $fields['rowid'] = array(
    //      'type'=>'int' or 'integer',
    //      'value'=>'11',
    //      'null'=>'not null',
    //      'extra'=> 'auto_increment'
    //    );
    $sql = "CREATE TABLE ".$this->sanitize($table)."(";
    $i = 0;
    $sqlfields = array();
    foreach ($fields as $field_name => $field_desc) {
      $sqlfields[$i] = $this->sanitize($field_name)." ";
      $sqlfields[$i] .= $this->sanitize($field_desc['type']);
      if (isset($field_desc['value']) && $field_desc['value'] !== '') {
        $sqlfields[$i] .= "(".$this->sanitize($field_desc['value']).")";
      }
      if (isset($field_desc['attribute']) && $field_desc['attribute'] !== '') {
        $sqlfields[$i] .= " ".$this->sanitize($field_desc['attribute'], 0, 0, 1); // Allow space to accept attributes like "ON UPDATE CURRENT_TIMESTAMP"
      }
      if (isset($field_desc['default']) && $field_desc['default'] !== '') {
        if (in_array($field_desc['type'], array('tinyint', 'smallint', 'int', 'double'))) {
          $sqlfields[$i] .= " DEFAULT ".((float) $field_desc['default']);
        } elseif ($field_desc['default'] == 'null' || $field_desc['default'] == 'CURRENT_TIMESTAMP') {
          $sqlfields[$i] .= " DEFAULT ".$this->sanitize($field_desc['default']);
        } else {
          $sqlfields[$i] .= " DEFAULT '".$this->escape($field_desc['default'])."'";
        }
      }
      if (isset($field_desc['null']) && $field_desc['null'] !== '') {
        $sqlfields[$i] .= " ".$this->sanitize($field_desc['null'], 0, 0, 1);
      }
      if (isset($field_desc['extra']) && $field_desc['extra'] !== '') {
        $sqlfields[$i] .= " ".$this->sanitize($field_desc['extra'], 0, 0, 1);
      }
      if (!empty($primary_key) && $primary_key == $field_name) {
        $sqlfields[$i] .= " AUTO_INCREMENT PRIMARY KEY";  // mysql instruction that will be converted by driver late
      }
      $i++;
    }
 
    if (is_array($unique_keys)) {
      $i = 0;
      foreach ($unique_keys as $key => $value) {
        $sqluq[$i] = "UNIQUE KEY '".$this->sanitize($key)."' ('".$this->escape($value)."')";
        $i++;
      }
    }
    if (is_array($keys)) {
      $i = 0;
      foreach ($keys as $key => $value) {
        $sqlk[$i] = "KEY ".$this->sanitize($key)." (".$value.")";
        $i++;
      }
    }
    $sql .= implode(', ', $sqlfields);
    if (!is_array($unique_keys) && $unique_keys != "") {
      $sql .= ",".implode(',', $sqluq);
    }
    if (is_array($keys)) {
      $sql .= ",".implode(',', $sqlk);
    }
    $sql .= ")";
    $sql .= " engine=".$this->sanitize($type);
 
    if (!$this->query($sql)) {
      return -1;
    } else {
      return 1;
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLDropTable($table)
  {
    // phpcs:enable
    $tmptable = preg_replace('/[^a-z0-9\.\-\_]/i', '', $table);
 
    $sql = "DROP TABLE ".$this->sanitize($tmptable);
 
    if (!$this->query($sql)) {
      return -1;
    } else {
      return 1;
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLDescTable($table, $field = "")
  {
    // phpcs:enable
    $sql = "DESC ".$this->sanitize($table)." ".$this->sanitize($field);
 
    dol_syslog(get_class($this)."::DDLDescTable ".$sql, LOG_DEBUG);
    $this->_results = $this->query($sql);
    return $this->_results;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLAddField($table, $field_name, $field_desc, $field_position = "")
  {
    // phpcs:enable
    // cles recherchees dans le tableau des descriptions (field_desc) : type,value,attribute,null,default,extra
    // ex. : $field_desc = array('type'=>'int','value'=>'11','null'=>'not null','extra'=> 'auto_increment');
    $sql = "ALTER TABLE ".$this->sanitize($table)." ADD ".$this->sanitize($field_name)." ";
    $sql .= $this->sanitize($field_desc['type']);
    if (isset($field_desc['value']) && preg_match("/^[^\s]/i", $field_desc['value'])) {
      if (!in_array($field_desc['type'], array('tinyint', 'smallint', 'int', 'date', 'datetime')) && $field_desc['value']) {
        $sql .= "(".$this->sanitize($field_desc['value']).")";
      }
    }
    if (isset($field_desc['attribute']) && preg_match("/^[^\s]/i", $field_desc['attribute'])) {
      $sql .= " ".$this->sanitize($field_desc['attribute']);
    }
    if (isset($field_desc['null']) && preg_match("/^[^\s]/i", $field_desc['null'])) {
      $sql .= " ".$this->sanitize($field_desc['null']);
    }
    if (isset($field_desc['default']) && preg_match("/^[^\s]/i", $field_desc['default'])) {
      if (in_array($field_desc['type'], array('tinyint', 'smallint', 'int', 'double'))) {
        $sql .= " DEFAULT ".((float) $field_desc['default']);
      } elseif ($field_desc['default'] == 'null' || $field_desc['default'] == 'CURRENT_TIMESTAMP') {
        $sql .= " DEFAULT ".$this->sanitize($field_desc['default']);
      } else {
        $sql .= " DEFAULT '".$this->escape($field_desc['default'])."'";
      }
    }
    if (isset($field_desc['extra']) && preg_match("/^[^\s]/i", $field_desc['extra'])) {
      $sql .= " ".$this->sanitize($field_desc['extra'], 0, 0, 1);
    }
    $sql .= " ".$this->sanitize($field_position, 0, 0, 1);
 
    dol_syslog(get_class($this)."::DDLAddField ".$sql, LOG_DEBUG);
    if ($this->query($sql)) {
      return 1;
    }
    return -1;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLUpdateField($table, $field_name, $field_desc)
  {
    // phpcs:enable
    $sql = "ALTER TABLE ".$this->sanitize($table);
    $sql .= " MODIFY COLUMN ".$this->sanitize($field_name)." ".$this->sanitize($field_desc['type']);
    if (in_array($field_desc['type'], array('double', 'tinyint', 'int', 'varchar')) && array_key_exists('value', $field_desc) && $field_desc['value']) {
      $sql .= "(".$this->sanitize($field_desc['value']).")";
    }
    if (isset($field_desc['null']) && ($field_desc['null'] == 'not null' || $field_desc['null'] == 'NOT NULL')) {
      // We will try to change format of column to NOT NULL. To be sure the ALTER works, we try to update fields that are NULL
      if ($field_desc['type'] == 'varchar' || $field_desc['type'] == 'text') {
        $sqlbis = "UPDATE ".$this->sanitize($table)." SET ".$this->sanitize($field_name)." = '".$this->escape(isset($field_desc['default']) ? $field_desc['default'] : '')."' WHERE ".$this->sanitize($field_name)." IS NULL";
        $this->query($sqlbis);
      } elseif (in_array($field_desc['type'], array('tinyint', 'smallint', 'int', 'double'))) {
        $sqlbis = "UPDATE ".$this->sanitize($table)." SET ".$this->sanitize($field_name)." = ".((float) $this->escape(isset($field_desc['default']) ? $field_desc['default'] : 0))." WHERE ".$this->sanitize($field_name)." IS NULL";
        $this->query($sqlbis);
      }
 
      $sql .= " NOT NULL";
    }
 
    if (isset($field_desc['default']) && $field_desc['default'] != '') {
      if (in_array($field_desc['type'], array('tinyint', 'smallint', 'int', 'double'))) {
        $sql .= " DEFAULT ".((float) $field_desc['default']);
      } elseif ($field_desc['type'] != 'text') {
        $sql .= " DEFAULT '".$this->escape($field_desc['default'])."'"; // Default not supported on text fields
      }
    }
 
    dol_syslog(get_class($this)."::DDLUpdateField ".$sql, LOG_DEBUG);
    if (!$this->query($sql)) {
      return -1;
    } else {
      return 1;
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLDropField($table, $field_name)
  {
    // phpcs:enable
    $tmp_field_name = preg_replace('/[^a-z0-9\.\-\_]/i', '', $field_name);
 
    $sql = "ALTER TABLE ".$this->sanitize($table)." DROP COLUMN `".$this->sanitize($tmp_field_name)."`";
    if ($this->query($sql)) {
      return 1;
    }
    $this->error = $this->lasterror();
    return -1;
  }
 
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function DDLCreateUser($dolibarr_main_db_host, $dolibarr_main_db_user, $dolibarr_main_db_pass, $dolibarr_main_db_name)
  {
    // phpcs:enable
    $sql = "CREATE USER '".$this->escape($dolibarr_main_db_user)."' IDENTIFIED BY '".$this->escape($dolibarr_main_db_pass)."'";
    dol_syslog(get_class($this)."::DDLCreateUser", LOG_DEBUG); // No sql to avoid password in log
    $resql = $this->query($sql);
    if (!$resql) {
      if ($this->lasterrno != 'DB_ERROR_USER_ALREADY_EXISTS') {
        return -1;
      } else {
        // If user already exists, we continue to set permissions
        dol_syslog(get_class($this)."::DDLCreateUser sql=".$sql, LOG_WARNING);
      }
    }
 
    // Redo with localhost forced (sometimes user is created on %)
    $sql = "CREATE USER '".$this->escape($dolibarr_main_db_user)."'@'localhost' IDENTIFIED BY '".$this->escape($dolibarr_main_db_pass)."'";
    $resql = $this->query($sql);
 
    $sql = "GRANT ALL PRIVILEGES ON ".$this->escape($dolibarr_main_db_name).".* TO '".$this->escape($dolibarr_main_db_user)."'@'".$this->escape($dolibarr_main_db_host)."'";
    dol_syslog(get_class($this)."::DDLCreateUser", LOG_DEBUG); // No sql to avoid password in log
    $resql = $this->query($sql);
    if (!$resql) {
      $this->error = "Connected user not allowed to GRANT ALL PRIVILEGES ON ".$this->escape($dolibarr_main_db_name).".* TO '".$this->escape($dolibarr_main_db_user)."'@'".$this->escape($dolibarr_main_db_host)."'";
      return -1;
    }
 
    $sql = "FLUSH Privileges";
 
    dol_syslog(get_class($this)."::DDLCreateUser", LOG_DEBUG);
    $resql = $this->query($sql);
    if (!$resql) {
      return -1;
    }
 
    return 1;
  }
 
  public function getDefaultCharacterSetDatabase()
  {
    $resql = $this->query("SHOW VARIABLES LIKE 'character_set_database'");
    if (!$resql) {
      // version Mysql < 4.1.1
      return $this->forcecharset;
    }
    $liste = $this->fetch_array($resql);
    $tmpval = $liste['Value'];
 
    return $tmpval;
  }
 
  public 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;
  }
 
  public 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);
    $tmpval = $liste['Value'];
 
    return $tmpval;
  }
 
  public 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;
  }
 
  public function getPathOfDump()
  {
    $fullpathofdump = '/pathtomysqldump/mysqldump';
 
    $resql = $this->query("SHOW VARIABLES LIKE 'basedir'");
    if ($resql) {
      $liste = $this->fetch_array($resql);
      $basedir = $liste['Value'];
      $fullpathofdump = $basedir.(preg_match('/\/$/', $basedir) ? '' : '/').'bin/mysqldump';
    }
    return $fullpathofdump;
  }
 
  public function getPathOfRestore()
  {
    $fullpathofimport = '/pathtomysql/mysql';
 
    $resql = $this->query("SHOW VARIABLES LIKE 'basedir'");
    if ($resql) {
      $liste = $this->fetch_array($resql);
      $basedir = $liste['Value'];
      $fullpathofimport = $basedir.(preg_match('/\/$/', $basedir) ? '' : '/').'bin/mysql';
    }
    return $fullpathofimport;
  }
 
  public function getServerParametersValues($filter = '')
  {
    $result = array();
 
    $sql = 'SHOW VARIABLES';
    if ($filter) {
      $sql .= " LIKE '".$this->escape($filter)."'";
    }
    $resql = $this->query($sql);
    if ($resql) {
      while ($obj = $this->fetch_object($resql)) {
        $result[$obj->Variable_name] = $obj->Value;
      }
    }
 
    return $result;
  }
 
  public function getServerStatusValues($filter = '')
  {
    $result = array();
 
    $sql = 'SHOW STATUS';
    if ($filter) {
      $sql .= " LIKE '".$this->escape($filter)."'";
    }
    $resql = $this->query($sql);
    if ($resql) {
      while ($obj = $this->fetch_object($resql)) {
        $result[$obj->Variable_name] = $obj->Value;
      }
    }
 
    return $result;
  }
}
 
 
if (class_exists('myslqi')) {
  class mysqliDoli extends mysqli
  {
    public function __construct($host, $user, $pass, $name, $port = 0, $socket = "")
    {
      $flags = 0;
      if (PHP_VERSION_ID >= 80100) {
        parent::__construct();
      } else {
        // @phan-suppress-next-line PhanDeprecatedFunctionInternal
        parent::init();
      }
      if (strpos($host, 'ssl://') === 0) {
        $host = substr($host, 6);
        parent::options(MYSQLI_OPT_SSL_VERIFY_SERVER_CERT, false);
        // Suppress false positive @phan-suppress-next-line PhanTypeMismatchArgumentInternalProbablyReal
        parent::ssl_set(null, null, "", null, null);
        $flags = MYSQLI_CLIENT_SSL;
      }
      parent::real_connect($host, $user, $pass, $name, $port, $socket, $flags);
    }
  }
}