| 1 |
4
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ryan
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<?php
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| 2 |
1362
|
Luisehahne
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/**
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| 3 |
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*
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| 4 |
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* @category framework
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| 5 |
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* @package database
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* @author WebsiteBaker Project
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* @copyright 2004-2009, Ryan Djurovich
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* @copyright 2009-2011, Website Baker Org. e.V.
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* @link http://www.websitebaker2.org/
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* @license http://www.gnu.org/licenses/gpl.html
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* @platform WebsiteBaker 2.8.x
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1374
|
Luisehahne
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* @requirements PHP 5.2.2 and higher
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1362
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Luisehahne
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* @version $Id$
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1457
|
Luisehahne
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* @filesource $HeadURL$
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* @lastmodified $Date$
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1362
|
Luisehahne
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*
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*/
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| 18 |
4
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ryan
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/*
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Database class
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This class will be used to interface between the database
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and the Website Baker code
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*/
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| 23 |
1496
|
DarkViper
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/* -------------------------------------------------------- */
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| 24 |
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// Must include code to stop this file being accessed directly
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| 25 |
1499
|
DarkViper
|
if(!defined('WB_PATH')) {
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| 26 |
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require_once(dirname(__FILE__).'/globalExceptionHandler.php');
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| 27 |
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throw new IllegalFileException();
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}
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| 29 |
1496
|
DarkViper
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/* -------------------------------------------------------- */
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| 30 |
4
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ryan
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define('DATABASE_CLASS_LOADED', true);
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1362
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Luisehahne
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| 33 |
1686
|
darkviper
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class WbDatabase {
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1763
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Luisehahne
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| 35 |
1686
|
darkviper
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private static $_oInstances = array();
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| 36 |
1680
|
darkviper
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| 37 |
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private $_db_handle = null; // readonly from outside
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private $_scheme = 'mysql';
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private $_hostname = 'localhost';
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private $_username = '';
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private $_password = '';
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| 42 |
1682
|
darkviper
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private $_hostport = '3306';
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| 43 |
1680
|
darkviper
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private $_db_name = '';
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| 44 |
1362
|
Luisehahne
|
private $connected = false;
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| 45 |
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private $error = '';
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| 46 |
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private $error_type = '';
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| 47 |
1662
|
darkviper
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private $iQueryCount= 0;
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| 48 |
1362
|
Luisehahne
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| 49 |
1683
|
darkviper
|
/* prevent from public instancing */
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| 50 |
1686
|
darkviper
|
protected function __construct() {}
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| 51 |
1683
|
darkviper
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/* prevent from cloning */
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| 52 |
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private function __clone() {}
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/**
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| 54 |
1686
|
darkviper
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* get a valid instance of this class
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| 55 |
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* @param string $sIdentifier selector for several different instances
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* @return object
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*/
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| 58 |
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public static function getInstance($sIdentifier = 'core') {
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if( !isset(self::$_oInstances[$sIdentifier])) {
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$c = __CLASS__;
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| 61 |
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self::$_oInstances[$sIdentifier] = new $c;
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| 62 |
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}
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| 63 |
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return self::$_oInstances[$sIdentifier];
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| 64 |
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}
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| 65 |
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/**
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| 66 |
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* disconnect and kills an existing instance
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| 67 |
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* @param string $sIdentifier
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| 68 |
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*/
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| 69 |
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public static function killInstance($sIdentifier) {
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| 70 |
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if($sIdentifier != 'core') {
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| 71 |
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if( isset(self::$_oInstances[$sIdentifier])) {
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| 72 |
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self::$_oInstances[$sIdentifier]->disconnect();
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| 73 |
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unset(self::$_oInstances[$sIdentifier]);
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| 74 |
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}
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| 75 |
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}
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| 76 |
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}
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| 77 |
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/**
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| 78 |
1683
|
darkviper
|
* Connect to the database
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| 79 |
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* @param string $url
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| 80 |
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* @return bool
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| 81 |
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*
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| 82 |
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* Example for SQL-Url: 'mysql://user:password@demo.de[:3306]/datenbank'
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| 83 |
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*/
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| 84 |
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public function doConnect($url = '') {
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| 85 |
1680
|
darkviper
|
if($url != '') {
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| 86 |
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$aIni = parse_url($url);
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| 87 |
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$this->_scheme = isset($aIni['scheme']) ? $aIni['scheme'] : 'mysql';
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| 88 |
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$this->_hostname = isset($aIni['host']) ? $aIni['host'] : '';
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| 89 |
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$this->_username = isset($aIni['user']) ? $aIni['user'] : '';
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| 90 |
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$this->_password = isset($aIni['pass']) ? $aIni['pass'] : '';
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| 91 |
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$this->_hostport = isset($aIni['port']) ? $aIni['port'] : '3306';
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| 92 |
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$this->_hostport = $this->_hostport == '3306' ? '' : ':'.$this->_hostport;
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| 93 |
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$this->_db_name = ltrim(isset($aIni['path']) ? $aIni['path'] : '', '/\\');
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| 94 |
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}else {
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| 95 |
1682
|
darkviper
|
throw new RuntimeException('Missing parameter: unable to connect database');
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| 96 |
1680
|
darkviper
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}
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| 97 |
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$this->_db_handle = mysql_connect($this->_hostname.$this->_hostport,
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| 98 |
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$this->_username,
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| 99 |
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$this->_password);
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| 100 |
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if(!$this->_db_handle) {
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| 101 |
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throw new RuntimeException('unable to connect \''.$this->_scheme.'://'.
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| 102 |
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$this->_hostname.$this->_hostport.'\'');
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| 103 |
4
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ryan
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} else {
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| 104 |
1680
|
darkviper
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if(!mysql_select_db($this->_db_name)) {
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throw new RuntimeException('unable to select database \''.$this->_db_name.
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| 106 |
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'\' on \''.$this->_scheme.'://'.
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| 107 |
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$this->_hostname.$this->_hostport.'\'');
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| 108 |
4
|
ryan
|
} else {
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| 109 |
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$this->connected = true;
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| 110 |
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}
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| 111 |
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}
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| 112 |
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return $this->connected;
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| 113 |
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}
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| 114 |
1763
|
Luisehahne
|
|
| 115 |
4
|
ryan
|
// Disconnect from the database
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| 116 |
1686
|
darkviper
|
public function disconnect() {
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| 117 |
95
|
stefan
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if($this->connected==true) {
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| 118 |
1680
|
darkviper
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mysql_close($this->_db_handle);
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| 119 |
4
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ryan
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return true;
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| 120 |
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} else {
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| 121 |
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return false;
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| 122 |
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}
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| 123 |
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}
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| 124 |
1763
|
Luisehahne
|
|
| 125 |
4
|
ryan
|
// Run a query
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| 126 |
1686
|
darkviper
|
public function query($statement) {
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| 127 |
1662
|
darkviper
|
$this->iQueryCount++;
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| 128 |
4
|
ryan
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$mysql = new mysql();
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| 129 |
1680
|
darkviper
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$mysql->query($statement, $this->_db_handle);
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| 130 |
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$this->set_error($mysql->error($this->_db_handle));
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| 131 |
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if($mysql->error($this->_db_handle)) {
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| 132 |
4
|
ryan
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return null;
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| 133 |
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} else {
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| 134 |
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return $mysql;
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| 135 |
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}
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| 136 |
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}
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| 137 |
1362
|
Luisehahne
|
|
| 138 |
4
|
ryan
|
// Gets the first column of the first row
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| 139 |
1686
|
darkviper
|
public function get_one( $statement )
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| 140 |
1362
|
Luisehahne
|
{
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| 141 |
1662
|
darkviper
|
$this->iQueryCount++;
|
| 142 |
1680
|
darkviper
|
$fetch_row = mysql_fetch_array(mysql_query($statement, $this->_db_handle));
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| 143 |
4
|
ryan
|
$result = $fetch_row[0];
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| 144 |
1680
|
darkviper
|
$this->set_error(mysql_error($this->_db_handle));
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| 145 |
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if(mysql_error($this->_db_handle)) {
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| 146 |
4
|
ryan
|
return null;
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| 147 |
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} else {
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| 148 |
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return $result;
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| 149 |
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}
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| 150 |
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}
|
| 151 |
1763
|
Luisehahne
|
|
| 152 |
4
|
ryan
|
// Set the DB error
|
| 153 |
1686
|
darkviper
|
public function set_error($message = null) {
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| 154 |
4
|
ryan
|
global $TABLE_DOES_NOT_EXIST, $TABLE_UNKNOWN;
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| 155 |
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$this->error = $message;
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| 156 |
|
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if(strpos($message, 'no such table')) {
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| 157 |
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$this->error_type = $TABLE_DOES_NOT_EXIST;
|
| 158 |
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} else {
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| 159 |
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$this->error_type = $TABLE_UNKNOWN;
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| 160 |
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}
|
| 161 |
|
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}
|
| 162 |
1763
|
Luisehahne
|
|
| 163 |
4
|
ryan
|
// Return true if there was an error
|
| 164 |
1686
|
darkviper
|
public function is_error() {
|
| 165 |
4
|
ryan
|
return (!empty($this->error)) ? true : false;
|
| 166 |
|
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}
|
| 167 |
1763
|
Luisehahne
|
|
| 168 |
4
|
ryan
|
// Return the error
|
| 169 |
1686
|
darkviper
|
public function get_error() {
|
| 170 |
4
|
ryan
|
return $this->error;
|
| 171 |
|
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}
|
| 172 |
|
|
|
| 173 |
1613
|
darkviper
|
/**
|
| 174 |
|
|
* default Getter for some properties
|
| 175 |
|
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* @param string $sPropertyName
|
| 176 |
|
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* @return mixed NULL on error or missing property
|
| 177 |
1362
|
Luisehahne
|
*/
|
| 178 |
1613
|
darkviper
|
public function __get($sPropertyName)
|
| 179 |
1362
|
Luisehahne
|
{
|
| 180 |
1613
|
darkviper
|
switch ($sPropertyName):
|
| 181 |
|
|
case 'db_handle':
|
| 182 |
|
|
case 'DbHandle':
|
| 183 |
1662
|
darkviper
|
case 'getDbHandle':
|
| 184 |
1680
|
darkviper
|
$retval = $this->_db_handle;
|
| 185 |
1613
|
darkviper
|
break;
|
| 186 |
|
|
case 'db_name':
|
| 187 |
|
|
case 'DbName':
|
| 188 |
1662
|
darkviper
|
case 'getDbName':
|
| 189 |
1680
|
darkviper
|
$retval = $this->_db_name;
|
| 190 |
1613
|
darkviper
|
break;
|
| 191 |
1662
|
darkviper
|
case 'getQueryCount':
|
| 192 |
|
|
$retval = $this->iQueryCount;
|
| 193 |
|
|
break;
|
| 194 |
1613
|
darkviper
|
default:
|
| 195 |
|
|
$retval = null;
|
| 196 |
|
|
break;
|
| 197 |
|
|
endswitch;
|
| 198 |
|
|
return $retval;
|
| 199 |
|
|
} // __get()
|
| 200 |
1362
|
Luisehahne
|
|
| 201 |
|
|
/*
|
| 202 |
|
|
* @param string $table_name: full name of the table (incl. TABLE_PREFIX)
|
| 203 |
|
|
* @param string $field_name: name of the field to seek for
|
| 204 |
|
|
* @return bool: true if field exists
|
| 205 |
|
|
*/
|
| 206 |
|
|
public function field_exists($table_name, $field_name)
|
| 207 |
|
|
{
|
| 208 |
|
|
$sql = 'DESCRIBE `'.$table_name.'` `'.$field_name.'` ';
|
| 209 |
1680
|
darkviper
|
$query = $this->query($sql, $this->_db_handle);
|
| 210 |
1362
|
Luisehahne
|
return ($query->numRows() != 0);
|
| 211 |
|
|
}
|
| 212 |
|
|
|
| 213 |
|
|
/*
|
| 214 |
|
|
* @param string $table_name: full name of the table (incl. TABLE_PREFIX)
|
| 215 |
|
|
* @param string $index_name: name of the index to seek for
|
| 216 |
|
|
* @return bool: true if field exists
|
| 217 |
|
|
*/
|
| 218 |
|
|
public function index_exists($table_name, $index_name, $number_fields = 0)
|
| 219 |
|
|
{
|
| 220 |
|
|
$number_fields = intval($number_fields);
|
| 221 |
|
|
$keys = 0;
|
| 222 |
|
|
$sql = 'SHOW INDEX FROM `'.$table_name.'`';
|
| 223 |
1680
|
darkviper
|
if( ($res_keys = $this->query($sql, $this->_db_handle)) )
|
| 224 |
1362
|
Luisehahne
|
{
|
| 225 |
|
|
while(($rec_key = $res_keys->fetchRow()))
|
| 226 |
|
|
{
|
| 227 |
|
|
if( $rec_key['Key_name'] == $index_name )
|
| 228 |
|
|
{
|
| 229 |
|
|
$keys++;
|
| 230 |
|
|
}
|
| 231 |
|
|
}
|
| 232 |
|
|
|
| 233 |
|
|
}
|
| 234 |
|
|
if( $number_fields == 0 )
|
| 235 |
|
|
{
|
| 236 |
|
|
return ($keys != $number_fields);
|
| 237 |
|
|
}else
|
| 238 |
|
|
{
|
| 239 |
|
|
return ($keys == $number_fields);
|
| 240 |
|
|
}
|
| 241 |
|
|
}
|
| 242 |
1763
|
Luisehahne
|
|
| 243 |
1362
|
Luisehahne
|
/*
|
| 244 |
|
|
* @param string $table_name: full name of the table (incl. TABLE_PREFIX)
|
| 245 |
|
|
* @param string $field_name: name of the field to add
|
| 246 |
|
|
* @param string $description: describes the new field like ( INT NOT NULL DEFAULT '0')
|
| 247 |
|
|
* @return bool: true if successful, otherwise false and error will be set
|
| 248 |
|
|
*/
|
| 249 |
|
|
public function field_add($table_name, $field_name, $description)
|
| 250 |
|
|
{
|
| 251 |
1442
|
Luisehahne
|
if( !$this->field_exists($table_name, $field_name) )
|
| 252 |
1362
|
Luisehahne
|
{ // add new field into a table
|
| 253 |
|
|
$sql = 'ALTER TABLE `'.$table_name.'` ADD '.$field_name.' '.$description.' ';
|
| 254 |
1680
|
darkviper
|
$query = $this->query($sql, $this->_db_handle);
|
| 255 |
|
|
$this->set_error(mysql_error($this->_db_handle));
|
| 256 |
1362
|
Luisehahne
|
if( !$this->is_error() )
|
| 257 |
|
|
{
|
| 258 |
1442
|
Luisehahne
|
return ( $this->field_exists($table_name, $field_name) ) ? true : false;
|
| 259 |
1362
|
Luisehahne
|
}
|
| 260 |
|
|
}else
|
| 261 |
|
|
{
|
| 262 |
|
|
$this->set_error('field \''.$field_name.'\' already exists');
|
| 263 |
|
|
}
|
| 264 |
|
|
return false;
|
| 265 |
|
|
}
|
| 266 |
|
|
|
| 267 |
|
|
/*
|
| 268 |
|
|
* @param string $table_name: full name of the table (incl. TABLE_PREFIX)
|
| 269 |
|
|
* @param string $field_name: name of the field to add
|
| 270 |
|
|
* @param string $description: describes the new field like ( INT NOT NULL DEFAULT '0')
|
| 271 |
|
|
* @return bool: true if successful, otherwise false and error will be set
|
| 272 |
|
|
*/
|
| 273 |
|
|
public function field_modify($table_name, $field_name, $description)
|
| 274 |
|
|
{
|
| 275 |
|
|
$retval = false;
|
| 276 |
1486
|
DarkViper
|
if( $this->field_exists($table_name, $field_name) )
|
| 277 |
1362
|
Luisehahne
|
{ // modify a existing field in a table
|
| 278 |
1486
|
DarkViper
|
$sql = 'ALTER TABLE `'.$table_name.'` MODIFY `'.$field_name.'` '.$description;
|
| 279 |
1680
|
darkviper
|
$retval = ( $this->query($sql, $this->_db_handle) ? true : false);
|
| 280 |
1486
|
DarkViper
|
$this->set_error(mysql_error());
|
| 281 |
1362
|
Luisehahne
|
}
|
| 282 |
1486
|
DarkViper
|
return $retval;
|
| 283 |
1362
|
Luisehahne
|
}
|
| 284 |
|
|
|
| 285 |
|
|
/*
|
| 286 |
|
|
* @param string $table_name: full name of the table (incl. TABLE_PREFIX)
|
| 287 |
|
|
* @param string $field_name: name of the field to remove
|
| 288 |
|
|
* @return bool: true if successful, otherwise false and error will be set
|
| 289 |
|
|
*/
|
| 290 |
|
|
public function field_remove($table_name, $field_name)
|
| 291 |
|
|
{
|
| 292 |
|
|
$retval = false;
|
| 293 |
1507
|
Luisehahne
|
if( $this->field_exists($table_name, $field_name) )
|
| 294 |
1362
|
Luisehahne
|
{ // modify a existing field in a table
|
| 295 |
|
|
$sql = 'ALTER TABLE `'.$table_name.'` DROP `'.$field_name.'`';
|
| 296 |
1680
|
darkviper
|
$retval = ( $this->query($sql, $this->_db_handle) ? true : false );
|
| 297 |
1362
|
Luisehahne
|
}
|
| 298 |
|
|
return $retval;
|
| 299 |
|
|
}
|
| 300 |
|
|
|
| 301 |
|
|
/*
|
| 302 |
|
|
* @param string $table_name: full name of the table (incl. TABLE_PREFIX)
|
| 303 |
1763
|
Luisehahne
|
* @param string $index_name: name of the new index (empty string for PRIMARY)
|
| 304 |
1362
|
Luisehahne
|
* @param string $field_list: comma seperated list of fields for this index
|
| 305 |
1763
|
Luisehahne
|
* @param string $index_type: kind of index (PRIMARY, UNIQUE, KEY, FULLTEXT)
|
| 306 |
1362
|
Luisehahne
|
* @return bool: true if successful, otherwise false and error will be set
|
| 307 |
|
|
*/
|
| 308 |
1763
|
Luisehahne
|
public function index_add($table_name, $index_name, $field_list, $index_type = 'KEY')
|
| 309 |
|
|
{
|
| 310 |
|
|
$retval = false;
|
| 311 |
|
|
$field_list = str_replace(' ', '', $field_list);
|
| 312 |
|
|
$field_list = explode(',', $field_list);
|
| 313 |
|
|
$number_fields = sizeof($field_list);
|
| 314 |
|
|
$field_list = '`'.implode('`,`', $field_list).'`';
|
| 315 |
|
|
$index_name = $index_type == 'PRIMARY' ? $index_type : $index_name;
|
| 316 |
|
|
if( $this->index_exists($table_name, $index_name, $number_fields) ||
|
| 317 |
|
|
$this->index_exists($table_name, $index_name))
|
| 318 |
|
|
{
|
| 319 |
|
|
$sql = 'ALTER TABLE `'.$table_name.'` ';
|
| 320 |
|
|
$sql .= 'DROP INDEX `'.$index_name.'`';
|
| 321 |
|
|
if( !$this->query($sql, $this->_db_handle)) { return false; }
|
| 322 |
|
|
}
|
| 323 |
|
|
$sql = 'ALTER TABLE `'.$table_name.'` ';
|
| 324 |
|
|
$sql .= 'ADD '.$index_type.' ';
|
| 325 |
|
|
$sql .= $index_type == 'PRIMARY' ? 'KEY ' : '`'.$index_name.'` ';
|
| 326 |
|
|
$sql .= '( '.$field_list.' ); ';
|
| 327 |
|
|
if( $this->query($sql, $this->_db_handle)) { $retval = true; }
|
| 328 |
|
|
return $retval;
|
| 329 |
|
|
}
|
| 330 |
1362
|
Luisehahne
|
|
| 331 |
|
|
/*
|
| 332 |
|
|
* @param string $table_name: full name of the table (incl. TABLE_PREFIX)
|
| 333 |
|
|
* @param string $field_name: name of the field to remove
|
| 334 |
|
|
* @return bool: true if successful, otherwise false and error will be set
|
| 335 |
|
|
*/
|
| 336 |
|
|
public function index_remove($table_name, $index_name)
|
| 337 |
|
|
{
|
| 338 |
|
|
$retval = false;
|
| 339 |
|
|
if( $this->index_exists($table_name, $index_name) )
|
| 340 |
|
|
{ // modify a existing field in a table
|
| 341 |
|
|
$sql = 'ALTER TABLE `'.$table_name.'` DROP INDEX `'.$index_name.'`';
|
| 342 |
1680
|
darkviper
|
$retval = ( $this->query($sql, $this->_db_handle) ? true : false );
|
| 343 |
1362
|
Luisehahne
|
}
|
| 344 |
|
|
return $retval;
|
| 345 |
|
|
}
|
| 346 |
1763
|
Luisehahne
|
|
| 347 |
1586
|
darkviper
|
/**
|
| 348 |
|
|
* Import a standard *.sql dump file
|
| 349 |
|
|
* @param string $sSqlDump link to the sql-dumpfile
|
| 350 |
|
|
* @param string $sTablePrefix
|
| 351 |
1591
|
darkviper
|
* @param bool $bPreserve set to true will ignore all DROP TABLE statements
|
| 352 |
1586
|
darkviper
|
* @param string $sTblEngine
|
| 353 |
|
|
* @param string $sTblCollation
|
| 354 |
|
|
* @return boolean true if import successful
|
| 355 |
|
|
*/
|
| 356 |
|
|
public function SqlImport($sSqlDump,
|
| 357 |
|
|
$sTablePrefix = '',
|
| 358 |
1591
|
darkviper
|
$bPreserve = true,
|
| 359 |
1586
|
darkviper
|
$sTblEngine = 'ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci',
|
| 360 |
1591
|
darkviper
|
$sTblCollation = ' collate utf8_unicode_ci')
|
| 361 |
1586
|
darkviper
|
{
|
| 362 |
|
|
$retval = true;
|
| 363 |
|
|
$this->error = '';
|
| 364 |
|
|
$aSearch = array('{TABLE_PREFIX}','{TABLE_ENGINE}', '{TABLE_COLLATION}');
|
| 365 |
|
|
$aReplace = array($sTablePrefix, $sTblEngine, $sTblCollation);
|
| 366 |
|
|
$sql = '';
|
| 367 |
|
|
$aSql = file($sSqlDump);
|
| 368 |
|
|
while ( sizeof($aSql) > 0 ) {
|
| 369 |
|
|
$sSqlLine = trim(array_shift($aSql));
|
| 370 |
1591
|
darkviper
|
if (!preg_match('/^[-\/]+.*/', $sSqlLine)) {
|
| 371 |
1592
|
darkviper
|
$sql = $sql.' '.$sSqlLine;
|
| 372 |
1586
|
darkviper
|
if ((substr($sql,-1,1) == ';')) {
|
| 373 |
|
|
$sql = trim(str_replace( $aSearch, $aReplace, $sql));
|
| 374 |
|
|
if (!($bPreserve && preg_match('/^\s*DROP TABLE IF EXISTS/siU', $sql))) {
|
| 375 |
1680
|
darkviper
|
if(!mysql_query($sql, $this->_db_handle)) {
|
| 376 |
1586
|
darkviper
|
$retval = false;
|
| 377 |
1680
|
darkviper
|
$this->error = mysql_error($this->_db_handle);
|
| 378 |
1586
|
darkviper
|
unset($aSql);
|
| 379 |
|
|
break;
|
| 380 |
|
|
}
|
| 381 |
|
|
}
|
| 382 |
|
|
$sql = '';
|
| 383 |
|
|
}
|
| 384 |
|
|
}
|
| 385 |
|
|
}
|
| 386 |
|
|
return $retval;
|
| 387 |
|
|
}
|
| 388 |
1362
|
Luisehahne
|
|
| 389 |
1586
|
darkviper
|
/**
|
| 390 |
|
|
* retuns the type of the engine used for requested table
|
| 391 |
|
|
* @param string $table name of the table, including prefix
|
| 392 |
|
|
* @return boolean/string false on error, or name of the engine (myIsam/InnoDb)
|
| 393 |
|
|
*/
|
| 394 |
1535
|
Luisehahne
|
public function getTableEngine($table)
|
| 395 |
|
|
{
|
| 396 |
|
|
$retVal = false;
|
| 397 |
1680
|
darkviper
|
$mysqlVersion = mysql_get_server_info($this->_db_handle);
|
| 398 |
1535
|
Luisehahne
|
$engineValue = (version_compare($mysqlVersion, '5.0') < 0) ? 'Type' : 'Engine';
|
| 399 |
1680
|
darkviper
|
$sql = "SHOW TABLE STATUS FROM " . $this->_db_name . " LIKE '" . $table . "'";
|
| 400 |
|
|
if(($result = $this->query($sql, $this->_db_handle))) {
|
| 401 |
1535
|
Luisehahne
|
if(($row = $result->fetchRow(MYSQL_ASSOC))) {
|
| 402 |
|
|
$retVal = $row[$engineValue];
|
| 403 |
|
|
}
|
| 404 |
|
|
}
|
| 405 |
|
|
return $retVal;
|
| 406 |
|
|
}
|
| 407 |
|
|
|
| 408 |
|
|
|
| 409 |
1362
|
Luisehahne
|
} /// end of class database
|
| 410 |
|
|
|
| 411 |
1549
|
Luisehahne
|
define('MYSQL_SEEK_FIRST', 0);
|
| 412 |
|
|
define('MYSQL_SEEK_LAST', -1);
|
| 413 |
|
|
|
| 414 |
4
|
ryan
|
class mysql {
|
| 415 |
|
|
|
| 416 |
1680
|
darkviper
|
private $result = null;
|
| 417 |
|
|
private $_db_handle = null;
|
| 418 |
4
|
ryan
|
// Run a query
|
| 419 |
1680
|
darkviper
|
function query($statement, $dbHandle) {
|
| 420 |
|
|
$this->_db_handle = $dbHandle;
|
| 421 |
|
|
$this->result = mysql_query($statement, $this->_db_handle);
|
| 422 |
|
|
$this->error = mysql_error($this->_db_handle);
|
| 423 |
4
|
ryan
|
return $this->result;
|
| 424 |
|
|
}
|
| 425 |
1763
|
Luisehahne
|
|
| 426 |
4
|
ryan
|
// Fetch num rows
|
| 427 |
|
|
function numRows() {
|
| 428 |
|
|
return mysql_num_rows($this->result);
|
| 429 |
|
|
}
|
| 430 |
1011
|
Ruebenwurz
|
|
| 431 |
|
|
// Fetch row $typ = MYSQL_ASSOC, MYSQL_NUM, MYSQL_BOTH
|
| 432 |
|
|
function fetchRow($typ = MYSQL_BOTH) {
|
| 433 |
|
|
return mysql_fetch_array($this->result, $typ);
|
| 434 |
4
|
ryan
|
}
|
| 435 |
1011
|
Ruebenwurz
|
|
| 436 |
1549
|
Luisehahne
|
function rewind()
|
| 437 |
|
|
{
|
| 438 |
|
|
return $this->seekRow();
|
| 439 |
|
|
}
|
| 440 |
|
|
|
| 441 |
|
|
function seekRow( $position = MYSQL_SEEK_FIRST )
|
| 442 |
|
|
{
|
| 443 |
|
|
$pmax = $this->numRows() - 1;
|
| 444 |
|
|
$p = (($position < 0 || $position > $pmax) ? $pmax : $position);
|
| 445 |
|
|
return mysql_data_seek($this->result, $p);
|
| 446 |
|
|
}
|
| 447 |
|
|
|
| 448 |
4
|
ryan
|
// Get error
|
| 449 |
|
|
function error() {
|
| 450 |
|
|
if(isset($this->error)) {
|
| 451 |
|
|
return $this->error;
|
| 452 |
|
|
} else {
|
| 453 |
|
|
return null;
|
| 454 |
|
|
}
|
| 455 |
|
|
}
|
| 456 |
|
|
|
| 457 |
|
|
}
|
| 458 |
1763
|
Luisehahne
|
|
| 459 |
1364
|
Luisehahne
|
/* this function is placed inside this file temporarely until a better place is found */
|
| 460 |
|
|
/* function to update a var/value-pair(s) in table ****************************
|
| 461 |
|
|
* nonexisting keys are inserted
|
| 462 |
|
|
* @param string $table: name of table to use (without prefix)
|
| 463 |
|
|
* @param mixed $key: a array of key->value pairs to update
|
| 464 |
|
|
* or a string with name of the key to update
|
| 465 |
|
|
* @param string $value: a sting with needed value, if $key is a string too
|
| 466 |
|
|
* @return bool: true if any keys are updated, otherwise false
|
| 467 |
|
|
*/
|
| 468 |
|
|
function db_update_key_value($table, $key, $value = '')
|
| 469 |
|
|
{
|
| 470 |
|
|
global $database;
|
| 471 |
|
|
if( !is_array($key))
|
| 472 |
|
|
{
|
| 473 |
|
|
if( trim($key) != '' )
|
| 474 |
|
|
{
|
| 475 |
|
|
$key = array( trim($key) => trim($value) );
|
| 476 |
|
|
} else {
|
| 477 |
|
|
$key = array();
|
| 478 |
|
|
}
|
| 479 |
|
|
}
|
| 480 |
|
|
$retval = true;
|
| 481 |
|
|
foreach( $key as $index=>$val)
|
| 482 |
|
|
{
|
| 483 |
|
|
$index = strtolower($index);
|
| 484 |
1680
|
darkviper
|
$sql = 'SELECT COUNT(`setting_id`) '
|
| 485 |
|
|
. 'FROM `'.TABLE_PREFIX.$table.'` '
|
| 486 |
|
|
. 'WHERE `name` = \''.$index.'\' ';
|
| 487 |
1364
|
Luisehahne
|
if($database->get_one($sql))
|
| 488 |
|
|
{
|
| 489 |
|
|
$sql = 'UPDATE ';
|
| 490 |
|
|
$sql_where = 'WHERE `name` = \''.$index.'\'';
|
| 491 |
|
|
}else {
|
| 492 |
|
|
$sql = 'INSERT INTO ';
|
| 493 |
|
|
$sql_where = '';
|
| 494 |
|
|
}
|
| 495 |
|
|
$sql .= '`'.TABLE_PREFIX.$table.'` ';
|
| 496 |
|
|
$sql .= 'SET `name` = \''.$index.'\', ';
|
| 497 |
|
|
$sql .= '`value` = \''.$val.'\' '.$sql_where;
|
| 498 |
|
|
if( !$database->query($sql) )
|
| 499 |
|
|
{
|
| 500 |
|
|
$retval = false;
|
| 501 |
|
|
}
|
| 502 |
|
|
}
|
| 503 |
|
|
return $retval;
|
| 504 |
|
|
}
|