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// ------------------------------------------------------------------------ //
// XOOPS - PHP Content Management System //
// Copyright (c) 2000 XOOPS.org //
// <http://www.xoops.org/> //
// ------------------------------------------------------------------------ //
// 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 2 of the License, or //
// (at your option) any later version. //
// //
// You may not change or alter any portion of this comment or credits //
// of supporting developers from this source code or any supporting //
// source code which is considered copyrighted (c) material of the //
// original comment or credit authors. //
// //
// 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, write to the Free Software //
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA //
// ------------------------------------------------------------------------ //
// Author: Kazumi Ono (AKA onokazu) //
// URL: http://www.myweb.ne.jp/, http://www.xoops.org/, http://jp.xoops.org/ //
// Project: The XOOPS Project //
// ------------------------------------------------------------------------- //
/**
* DataBase Base class file for MySQL driver
*
* @deprecated PHP is removing support for the mysql driver functions. Switch to PDO
*
* @copyright http://www.impresscms.org/ The ImpressCMS Project
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU General Public License (GPL)
*
* @category ICMS
* @package Database
* @subpackage Legacy
* @version SVN: $Id: Database.php 12434 2014-04-12 23:22:23Z skenow $
*/
defined("ICMS_ROOT_PATH") or die("ImpressCMS root path not defined");
/**
* connection to a mysql database
*
* @category ICMS
* @package Database
* @subpackage Legacy
*
* @author Kazumi Ono <onokazu@xoops.org>
* @copyright copyright (c) 2000-2007 XOOPS.org
*/
abstract class icms_db_legacy_mysql_Database extends icms_db_legacy_Database {
/**
* Database connection
* @var resource
*/
public $conn;
/**
* connect to the database
*
* @param bool $selectdb select the database now?
* @return bool successful?
*/
public function connect($selectdb = true) {
defined('_CORE_MYSQL_DEPRECATED') || define('_CORE_MYSQL_DEPRECATED', 'The mysql extension is being deprecated as of PHP 5.5.0 (<a href="http://php.net/mysql_connect">PHP MySQL Extenstion</a>). Switch to PDO, instead');
icms_core_Debug::setDeprecated("PDO", _CORE_MYSQL_DEPRECATED);
static $db_charset_set;
$this->allowWebChanges = ($_SERVER['REQUEST_METHOD'] != 'GET');
if (!extension_loaded('mysql')) {
trigger_error(_CORE_DB_NOTRACE, E_USER_ERROR);
return false;
}
if (XOOPS_DB_PCONNECT == 1) {
$this->conn = @ mysql_pconnect(XOOPS_DB_HOST, XOOPS_DB_USER, XOOPS_DB_PASS);
} else {
$this->conn = @ mysql_connect(XOOPS_DB_HOST, XOOPS_DB_USER, XOOPS_DB_PASS);
}
if (!$this->conn) {
$this->logger->addQuery('', $this->error(), $this->errno());
return false;
}
if ($selectdb != false) {
if (!mysql_select_db(XOOPS_DB_NAME)) {
$this->logger->addQuery('', $this->error(), $this->errno());
return false;
}
}
if (!isset ($db_charset_set) && defined('XOOPS_DB_CHARSET') && XOOPS_DB_CHARSET && XOOPS_DB_CHARSET !== 'ucs2') {
$this->queryF("SET NAMES '" . XOOPS_DB_CHARSET . "'");
}
$db_charset_set = 1;
return true;
}
/**
* generate an ID for a new row
*
* This is for compatibility only. Will always return 0, because MySQL supports
* autoincrement for primary keys.
*
* @param string $sequence name of the sequence from which to get the next ID
* @return int always 0, because mysql has support for autoincrement
*/
public function genId($sequence) {
return 0; // will use auto_increment
}
/**
* Get a result row as an enumerated array
*
* @param resource $result
* @return array the fetched rows
*/
public function fetchRow($result) {
return @ mysql_fetch_row($result);
}
/**
* Fetch a result row as an associative array
*
* @return array the fetched associative array
*/
public function fetchArray($result) {
return @ mysql_fetch_assoc($result);
}
/**
* Fetch a result row as an associative array and numerical array
*
* @return array the associative and numerical array
*/
public function fetchBoth($result) {
return @ mysql_fetch_array($result, MYSQL_BOTH);
}
/**
* Get the ID generated from the previous INSERT operation
*
* @return int
*/
public function getInsertId() {
return mysql_insert_id($this->conn);
}
/**
* Get number of rows in result
*
* @param resource query result
* @return int the number of rows in the resultset
*/
public function getRowsNum($result) {
return @ mysql_num_rows($result);
}
/**
* Get number of affected rows
*
* @return int number of affected rows
*/
public function getAffectedRows() {
return mysql_affected_rows($this->conn);
}
/**
* Closes MySQL connection
*
*/
public function close() {
mysql_close($this->conn);
}
/**
* will free all memory associated with the result identifier result.
*
* @param resource query result
* @return bool TRUE on success or FALSE on failure.
*/
public function freeRecordSet($result) {
return mysql_free_result($result);
}
/**
* Returns the text of the error message from previous MySQL operation
*
* @return string Returns the error text from the last MySQL function, or '' (the empty string) if no error occurred.
*/
public function error() {
return @ mysql_error();
}
/**
* Returns the numerical value of the error message from previous MySQL operation
*
* @return int Returns the error number from the last MySQL function, or 0 (zero) if no error occurred.
*/
public function errno() {
return @ mysql_errno();
}
/**
* Returns escaped string text with single quotes around it to be safely stored in database
*
* @param string $str unescaped string text
* @return string escaped string text with single quotes around
*/
public function quoteString($str) {
return $this->quote($str);
$str = "'" . str_replace('\\"', '"', addslashes($str)) . "'";
return $str;
}
/**
* Quotes a string for use in a query using mysql_real_escape_string.
*
* @param string $str unescaped string text
* @return string escaped string text using mysql_real_escape_string
*/
public function quote($string) {
return "'" . mysql_real_escape_string($string, $this->conn) . "'";
}
public function escape($string) {
return mysql_real_escape_string($string, $this->conn);
}
/**
* perform a query on the database
*
* @param string $sql a valid MySQL query
* @param int $limit number of records to return
* @param int $start offset of first record to return
* @return resource query result or FALSE if successful
* or TRUE if successful and no result
*/
public function queryF($sql, $limit = 0, $start = 0) {
if (!empty ($limit)) {
if (empty ($start)) {
$start = 0;
}
$sql = $sql . ' LIMIT ' . (int) $start . ', ' . (int) $limit;
}
$result = mysql_query($sql, $this->conn);
if ($result) {
$this->logger->addQuery($sql);
return $result;
} else {
$this->logger->addQuery($sql, $this->error(), $this->errno());
return false;
}
}
/**
* perform queries from SQL dump file in a batch
*
* @param string $file file path to an SQL dump file
*
* @return bool FALSE if failed reading SQL file or TRUE if the file has been read and queries executed
*/
public function queryFromFile($file) {
if (false !== ($fp = fopen($file, 'r'))) {
$sql_queries = trim(fread($fp, filesize($file)));
icms_db_legacy_mysql_Utility::splitSqlFile($pieces, $sql_queries);
foreach ($pieces as $query) {
// [0] contains the prefixed query
// [4] contains unprefixed table name
$prefixed_query = icms_db_legacy_mysql_Utility::prefixQuery(trim($query), $this->prefix());
if ($prefixed_query != false) {
$this->query($prefixed_query[0]);
}
}
return true;
}
return false;
}
/**
* Get field name
*
* @param resource $result query result
* @param int numerical field index
* @return string the fieldname
*/
public function getFieldName($result, $offset) {
return mysql_field_name($result, $offset);
}
/**
* Get field type
*
* @param resource $result query result
* @param int $offset numerical field index
* @return string the fieldtype
*/
public function getFieldType($result, $offset) {
return mysql_field_type($result, $offset);
}
/**
* Get number of fields in result
*
* @param resource $result query result
* @return int number of fields in the resultset
*/
public function getFieldsNum($result) {
return mysql_num_fields($result);
}
/**
* Retrieve the MySQL server version information
*
* @param obj $connecton A MySQL database connection link
* @return string
*/
public function getServerVersion($connection = NULL) {
if (NULL === $connection) $connection = $this->conn;
return mysql_get_server_info($connection);
}
}