/classes/db/DbMySQLi.php
PHP | 251 lines | 145 code | 30 blank | 76 comment | 23 complexity | fac6b68536a7c352fd06f063c9b845bc MD5 | raw file
Possible License(s): CC-BY-SA-3.0, LGPL-2.1, LGPL-3.0
- <?php
- /*
- * 2007-2014 PrestaShop
- *
- * NOTICE OF LICENSE
- *
- * This source file is subject to the Open Software License (OSL 3.0)
- * that is bundled with this package in the file LICENSE.txt.
- * It is also available through the world-wide-web at this URL:
- * http://opensource.org/licenses/osl-3.0.php
- * If you did not receive a copy of the license and are unable to
- * obtain it through the world-wide-web, please send an email
- * to license@prestashop.com so we can send you a copy immediately.
- *
- * DISCLAIMER
- *
- * Do not edit or add to this file if you wish to upgrade PrestaShop to newer
- * versions in the future. If you wish to customize PrestaShop for your
- * needs please refer to http://www.prestashop.com for more information.
- *
- * @author PrestaShop SA <contact@prestashop.com>
- * @copyright 2007-2014 PrestaShop SA
- * @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
- * International Registered Trademark & Property of PrestaShop SA
- */
- /**
- * @since 1.5.0
- */
- class DbMySQLiCore extends Db
- {
- /**
- * @see DbCore::connect()
- */
- public function connect()
- {
- if (strpos($this->server, ':') !== false)
- {
- list($server, $port) = explode(':', $this->server);
- $this->link = @new mysqli($server, $this->user, $this->password, $this->database, $port);
- }
- else
- $this->link = @new mysqli($this->server, $this->user, $this->password, $this->database);
- // Do not use object way for error because this work bad before PHP 5.2.9
- if (mysqli_connect_error())
- throw new PrestaShopDatabaseException(sprintf(Tools::displayError('Link to database cannot be established: %s'), mysqli_connect_error()));
- // UTF-8 support
- if (!$this->link->query('SET NAMES \'utf8\''))
- throw new PrestaShopDatabaseException(Tools::displayError('PrestaShop Fatal error: no utf-8 support. Please check your server configuration.'));
- return $this->link;
- }
-
- public static function createDatabase($host, $user, $password, $dbname, $dropit = false)
- {
- if (strpos($host, ':') !== false)
- {
- list($host, $port) = explode(':', $host);
- $link = @new mysqli($host, $this->user, $this->password, null, $port);
- }
- else
- $link = @new mysqli($host, $user, $password);
- $success = $link->query('CREATE DATABASE `'.str_replace('`', '\\`', $dbname).'`');
- if ($dropit && ($link->query('DROP DATABASE `'.str_replace('`', '\\`', $dbname).'`') !== false))
- return true;
- return $success;
- }
- /**
- * @see DbCore::disconnect()
- */
- public function disconnect()
- {
- @$this->link->close();
- }
- /**
- * @see DbCore::_query()
- */
- protected function _query($sql)
- {
- return $this->link->query($sql);
- }
- /**
- * @see DbCore::nextRow()
- */
- public function nextRow($result = false)
- {
- if (!$result)
- $result = $this->result;
- if (!is_object($result))
- return false;
- return $result->fetch_assoc();
- }
- /**
- * @see DbCore::_numRows()
- */
- protected function _numRows($result)
- {
- return $result->num_rows;
- }
- /**
- * @see DbCore::Insert_ID()
- */
- public function Insert_ID()
- {
- return $this->link->insert_id;
- }
- /**
- * @see DbCore::Affected_Rows()
- */
- public function Affected_Rows()
- {
- return $this->link->affected_rows;
- }
- /**
- * @see DbCore::getMsgError()
- */
- public function getMsgError($query = false)
- {
- return $this->link->error;
- }
- /**
- * @see DbCore::getNumberError()
- */
- public function getNumberError()
- {
- return $this->link->errno;
- }
- /**
- * @see DbCore::getVersion()
- */
- public function getVersion()
- {
- return $this->getValue('SELECT VERSION()');
- }
- /**
- * @see DbCore::_escape()
- */
- public function _escape($str)
- {
- return $this->link->real_escape_string($str);
- }
- /**
- * @see DbCore::set_db()
- */
- public function set_db($db_name)
- {
- return $this->link->query('USE `'.bqSQL($db_name).'`');
- }
- /**
- * @see Db::hasTableWithSamePrefix()
- */
- public static function hasTableWithSamePrefix($server, $user, $pwd, $db, $prefix)
- {
- $link = @new mysqli($server, $user, $pwd, $db);
- if (mysqli_connect_error())
- return false;
- $sql = 'SHOW TABLES LIKE \''.$prefix.'%\'';
- $result = $link->query($sql);
- return (bool)$result->fetch_assoc();
- }
- /**
- * @see Db::checkConnection()
- */
- public static function tryToConnect($server, $user, $pwd, $db, $newDbLink = true, $engine = null, $timeout = 5)
- {
- $link = mysqli_init();
- if (!$link)
- return -1;
- if (!$link->options(MYSQLI_OPT_CONNECT_TIMEOUT, $timeout))
- return 1;
- // There is an @ because mysqli throw a warning when the database does not exists
- if (!@$link->real_connect($server, $user, $pwd, $db))
- return (mysqli_connect_errno() == 1049) ? 2 : 1;
- $link->close();
- return 0;
- }
-
- public function getBestEngine()
- {
- $value = 'InnoDB';
-
- $sql = 'SHOW VARIABLES WHERE Variable_name = \'have_innodb\'';
- $result = $this->link->query($sql);
- if (!$result)
- $value = 'MyISAM';
- $row = $result->fetch_assoc();
- if (!$row || strtolower($row['Value']) != 'yes')
- $value = 'MyISAM';
-
- /* MySQL >= 5.6 */
- $sql = 'SHOW ENGINES';
- $result = $this->link->query($sql);
- while ($row = $result->fetch_assoc())
- if ($row['Engine'] == 'InnoDB')
- {
- if (in_array($row['Support'], array('DEFAULT', 'YES')))
- $value = 'InnoDB';
- break;
- }
- return $value;
- }
-
- public static function checkCreatePrivilege($server, $user, $pwd, $db, $prefix, $engine = null)
- {
- $link = @new mysqli($server, $user, $pwd, $db);
- if (mysqli_connect_error())
- return false;
- $sql = '
- CREATE TABLE `'.$prefix.'test` (
- `test` tinyint(1) unsigned NOT NULL
- ) ENGINE=MyISAM';
- $result = $link->query($sql);
- if (!$result)
- return $link->error;
- $link->query('DROP TABLE `'.$prefix.'test`');
- return true;
- }
- /**
- * @see Db::checkEncoding()
- */
- static public function tryUTF8($server, $user, $pwd)
- {
- $link = @new mysqli($server, $user, $pwd, $db);
- $ret = $link->query("SET NAMES 'UTF8'");
- $link->close();
- return $ret;
- }
- }