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<?php
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/**
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* WbDatabase.php
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*
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* @category Core
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* @package Core_database
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* @author Manuela v.d.Decken <manuela@isteam.de>
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* @copyright Manuela v.d.Decken <manuela@isteam.de>
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* @license http://www.gnu.org/licenses/gpl.html GPL License
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* @version 0.1.1
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* @revision $Revision: 2128 $
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* @lastmodified $Date: 2015-06-18 09:54:46 +0200 (Thu, 18 Jun 2015) $
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* @description Mysqli database wrapper for use with websitebaker version 2.8.4
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*/
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/* -------------------------------------------------------- */
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@define('DATABASE_CLASS_LOADED', true);
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define('MYSQLI_SEEK_LAST', -1);
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define('MYSQLI_SEEK_FIRST', 0);
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/* define the old mysql consts for Backward compatibility */
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if (!defined('MYSQL_ASSOC'))
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{
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define('MYSQL_SEEK_LAST', -1);
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define('MYSQL_SEEK_FIRST', 0);
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define('MYSQL_ASSOC', 1);
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define('MYSQL_NUM', 2);
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define('MYSQL_BOTH', 3);
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define('MYSQL_CLIENT_COMPRESS', 32);
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define('MYSQL_CLIENT_IGNORE_SPACE', 256);
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define('MYSQL_CLIENT_INTERACTIVE', 1024);
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define('MYSQL_CLIENT_SSL', 2048);
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}
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class WbDatabase extends WbDatabaseHelper {
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private static $_oInstances = array();
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protected $oDbHandle = null; // readonly from outside
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protected $sDbName = '';
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protected $sInstanceIdentifier = '';
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protected $sTablePrefix = '';
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protected $sCharset = '';
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protected $connected = false;
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protected $error = '';
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protected $error_type = '';
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protected $iQueryCount = 0;
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/**
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* __constructor
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* prevent from public instancing
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*/
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final private function __construct() {}
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/**
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* prevent from cloning
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*/
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final private function __clone() {}
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/**
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* get a valid instance of this class
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* @param string $sIdentifier selector for several different instances
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* @return WbDatabase object
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*/
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final public static function getInstance($sIdentifier = 'core')
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{
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if( !isset(self::$_oInstances[$sIdentifier])) {
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$c = __CLASS__;
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$oInstance = new $c;
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$oInstance->sInstanceIdentifier = $sIdentifier;
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self::$_oInstances[$sIdentifier] = $oInstance;
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}
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return self::$_oInstances[$sIdentifier];
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}
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/**
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* disconnect and kills an existing instance
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* @param string $sIdentifier selector for instance to kill
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*/
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final public static function killInstance($sIdentifier)
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{
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if($sIdentifier != 'core') {
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if( isset(self::$_oInstances[$sIdentifier])) {
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self::$_oInstances[$sIdentifier]->disconnect();
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unset(self::$_oInstances[$sIdentifier]);
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}
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}
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}
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/**
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* Establish connection
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* @param string $url
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* @return bool
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* @throws WbDatabaseException
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* @description opens a connection using connect URL<br />
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* Example for SQL-Url: 'mysql://user:password@example.com[:3306]/database?charset=utf8&tableprefix=xx_'
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*/
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public function doConnect($url = '')
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{
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if ($this->connected) { return $this->connected; } // prevent from reconnecting
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$this->connected = false;
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if ($url != '') {
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// parse URL and extract connection data
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$aIni = parse_url($url);
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$scheme = isset($aIni['scheme']) ? $aIni['scheme'] : 'mysqli';
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$hostname = isset($aIni['host']) ? $aIni['host'] : '';
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$username = isset($aIni['user']) ? $aIni['user'] : '';
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$password = isset($aIni['pass']) ? $aIni['pass'] : '';
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$hostport = isset($aIni['port']) ? $aIni['port'] : '3306';
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$hostport = $hostport == '3306' ? null : $hostport;
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$db_name = ltrim(isset($aIni['path']) ? $aIni['path'] : '', '/\\');
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$sTmp = isset($aIni['query']) ? $aIni['query'] : '';
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$aQuery = explode('&', $sTmp);
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foreach ($aQuery as $sArgument) {
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$aArg = explode('=', $sArgument);
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switch (strtolower($aArg[0])) {
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case 'charset':
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$this->sCharset = strtolower(preg_replace('/[^a-z0-9]/i', '', $aArg[1]));
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break;
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case 'tableprefix':
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$this->sTablePrefix = $aArg[1];
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break;
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default:
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break;
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}
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}
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$this->sDbName = $db_name;
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} else {
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throw new WbDatabaseException('Missing parameter: unable to connect database');
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}
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$this->oDbHandle = @mysqli_connect($hostname, $username, $password, $db_name, $hostport);
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if (!$this->oDbHandle) {
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throw new WbDatabaseException('unable to connect \''.$scheme.'://'.$hostname.':'.$hostport.'\'');
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} else {
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if ($this->sCharset) {
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@mysqli_query($this->oDbHandle, 'SET NAMES '.$this->sCharset);
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mysqli_set_charset($this->oDbHandle, $this->sCharset);
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}
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$this->connected = true;
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}
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return $this->connected;
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}
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/**
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* disconnect database
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* @return bool
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* @description Disconnect current object from the database<br />
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* the 'core' connection can NOT be disconnected!
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*/
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public function disconnect()
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{
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if ($this->connected == true && $oInstance->sInstanceIdentifier != 'core') {
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mysqli_close($this->oDbHandle);
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$this->connected = false;
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return true;
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}
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return false;
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}
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/**
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* Alias for doQuery()
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* @deprecated from WB-2.8.4 and higher
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*/
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public function query($statement)
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{
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trigger_error('Deprecated function call: '.__CLASS__.'::'.__METHOD__, E_USER_DEPRECATED);
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return $this->doQuery($statement);
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}
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/**
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* execute query
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* @param string $statement the SQL-statement to execute
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* @return null|\mysql
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*/
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public function doQuery($statement) {
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$oRetval = null;
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$this->iQueryCount++;
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$mysql = new mysql($this->oDbHandle, $statement);
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$this->set_error($mysql->error($this->oDbHandle));
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if (!$mysql->error()) {
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$oRetval = $mysql;
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}
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$this->set_error($mysql->error($this->oDbHandle));
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return $oRetval;
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}
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/**
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* Alias for getOne()
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* @deprecated from WB-2.8.4 and higher
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*/
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public function get_one( $statement )
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{
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trigger_error('Deprecated function call: '.__CLASS__.'::'.__METHOD__, E_USER_DEPRECATED);
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return $this->getOne($statement);
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}
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// Gets the first column of the first row
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/**
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* Gets the first column of the first row
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* @param string $statement SQL-statement
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* @return null|mixed
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*/
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public function getOne( $sStatement )
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{
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$sRetval = null;
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if (($oRecSet = $this->doQuery($sStatement))) {
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if (($aRecord = $oRecSet->fetchArray(MYSQL_NUM))) {
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$sRetval = $aRecord[0];
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}
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}
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return ($this->isError() ? null : $sRetval);
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}
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/**
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* Alias for setError()
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* @deprecated from WB-2.8.4 and higher
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*/
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public function set_error($message = null)
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{
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trigger_error('Deprecated function call: '.__CLASS__.'::'.__METHOD__, E_USER_DEPRECATED);
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$this->setError($message = null);
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}
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// Set the DB error
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/**
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* setError
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* @param string $message
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*/
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public function setError($message = null)
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{
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$this->error = $message;
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}
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/**
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* Alias for isError
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* @deprecated from WB-2.8.4 and higher
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*/
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public function is_error()
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{
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trigger_error('Deprecated function call: '.__CLASS__.'::'.__METHOD__, E_USER_DEPRECATED);
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return $this->isError();
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}
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247
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/**
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* isError
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* @return bool
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*/
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public function isError()
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{
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return (!empty($this->error)) ? true : false;
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254
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}
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255
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/**
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* Alias for getError
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257
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* @deprecated from WB-2.8.4 and higher
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258
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*/
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259
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public function get_error()
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{
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trigger_error('Deprecated function call: '.__CLASS__.'::'.__METHOD__, E_USER_DEPRECATED);
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262
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return $this->getError();
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263
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}
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264
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/**
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265
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* get last Error
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266
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* @return string
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267
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*/
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268
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public function getError()
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269
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{
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return $this->error;
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271
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}
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272
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/**
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273
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* Protect class from property injections
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274
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* @param string name of property
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275
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* @param mixed value
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276
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* @throws WbDatabaseException
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277
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*/
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278
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public function __set($name, $value)
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279
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{
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throw new WbDatabaseException('tried to set a readonly or nonexisting property ['.$name.']!! ');
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281
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}
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282
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/**
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283
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* default Getter for some properties
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284
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* @param string name of the Property
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285
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* @return NULL on error | valid property
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286
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*/
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287
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public function __get($sPropertyName)
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288
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{
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289
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switch ($sPropertyName) {
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290
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case 'getDbHandle': // << set deprecated
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291
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case 'db_handle': // << set deprecated
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292
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trigger_error('Deprecated property call: '.__CLASS__.'::'.__METHOD__.'(getDbHandle|db_handle)', E_USER_DEPRECATED);
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293
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case 'DbHandle':
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294
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$retval = $this->oDbHandle;
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295
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break;
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296
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case 'getLastInsertId': // << set deprecated
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297
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trigger_error('Deprecated property call: '.__CLASS__.'::'.__METHOD__.'(getLastInsertId)', E_USER_DEPRECATED);
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298
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case 'LastInsertId':
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299
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$retval = $this->getLastInsertId();
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300
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break;
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301
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case 'getDbName': // << set deprecated
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302
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case 'db_name': // << set deprecated
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303
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trigger_error('Deprecated property call: '.__CLASS__.'::'.__METHOD__.'(getDbName|db_name)', E_USER_DEPRECATED);
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304
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case 'DbName':
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305
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$retval = $this->sDbName;
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306
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break;
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307
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case 'getTablePrefix': // << set deprecated
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308
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trigger_error('Deprecated property call: '.__CLASS__.'::'.__METHOD__.'(getTablePrefix)', E_USER_DEPRECATED);
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309
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case 'TablePrefix':
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310
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$retval = $this->sTablePrefix;
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311
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break;
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312
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case 'getQueryCount': // << set deprecated
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313
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trigger_error('Deprecated property call: '.__CLASS__.'::'.__METHOD__.'(getQueryCount)', E_USER_DEPRECATED);
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314
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case 'QueryCount':
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315
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$retval = $this->iQueryCount;
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316
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break;
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317
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default:
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318
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$retval = null;
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319
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break;
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320
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}
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321
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return $retval;
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322
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} // __get()
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323
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/**
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324
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* Escapes special characters in a string for use in an SQL statement
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325
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* @param string $unescaped_string
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326
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* @return string
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327
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*/
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328
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public function escapeString($sUnescapedString)
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329
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{
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330
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return mysqli_real_escape_string($this->oDbHandle, $sUnescapedString);
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331
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}
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332
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/**
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333
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* Escapes wildchar characters in a string for use in an SQL-LIKE statement
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334
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* @param string $unescaped_string
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335
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* @return string
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|
336
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*/
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337
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public function escapeLike($sUnescapedString)
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338
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{
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339
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return addcslashes($sUnescapedString, '_%');
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|
340
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}
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341
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/**
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342
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* Last inserted Id
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343
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* @return bool|int false on error, 0 if no record inserted
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344
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*/
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345
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public function getLastInsertId()
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346
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{
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347
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return mysqli_insert_id($this->oDbHandle);
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348
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}
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349
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|
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350
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} /// end of class database
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|
351
|
// //////////////////////////////////////////////////////////////////////////////////// //
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|
352
|
/**
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|
353
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* WbDatabaseException
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|
354
|
*
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|
355
|
* @category Core
|
|
356
|
* @package Core_database
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|
357
|
* @author Manuela v.d.Decken <manuela@isteam.de>
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|
358
|
* @copyright Manuela v.d.Decken <manuela@isteam.de>
|
|
359
|
* @license http://www.gnu.org/licenses/gpl.html GPL License
|
|
360
|
* @version 2.9.0
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|
361
|
* @revision $Revision: 2128 $
|
|
362
|
* @lastmodified $Date: 2015-06-18 09:54:46 +0200 (Thu, 18 Jun 2015) $
|
|
363
|
* @description Exceptionhandler for the WbDatabase and depending classes
|
|
364
|
*/
|
|
365
|
class WbDatabaseException extends AppException {}
|
|
366
|
|
|
367
|
/**
|
|
368
|
* mysql
|
|
369
|
*
|
|
370
|
* @category Core
|
|
371
|
* @package Core_database
|
|
372
|
* @author Manuela v.d.Decken <manuela@isteam.de>
|
|
373
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* @copyright Manuela v.d.Decken <manuela@isteam.de>
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* @license http://www.gnu.org/licenses/gpl.html GPL License
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* @version 2.9.0
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* @revision $Revision: 2128 $
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* @lastmodified $Date: 2015-06-18 09:54:46 +0200 (Thu, 18 Jun 2015) $
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378
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* @description MYSQL result object for requests
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*
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*/
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class mysql {
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private $result = null;
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private $oDbHandle = null;
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private $error = '';
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386
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public function __construct($oHandle, $sStatement)
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{
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$this->oDbHandle = $oHandle;
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$this->query($sStatement);
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}
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/**
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* query sql statement
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* @param string $statement
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* @return object
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* @throws WbDatabaseException
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*/
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public function query($sStatement)
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{
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$this->result = @mysqli_query($this->oDbHandle, $sStatement);
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401
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if ($this->result === false) {
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402
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if (DEBUG) {
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403
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throw new WbDatabaseException(mysqli_error($this->oDbHandle));
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404
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} else {
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405
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throw new WbDatabaseException('Error in SQL-Statement');
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}
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}
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$this->error = mysqli_error($this->oDbHandle);
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return $this->result;
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}
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411
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/**
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* numRows
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* @return integer
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* @description number of returned records
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*/
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public function numRows()
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{
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return mysqli_num_rows($this->result);
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}
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/**
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* fetchRow
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* @param int $typ MYSQL_BOTH(default) | MYSQL_ASSOC | MYSQL_NUM // DEPRECATED
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* @return array with numeric indexes
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* @description get current record and increment pointer
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*/
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public function fetchRow($typ = MYSQLI_BOTH)
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{
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if ($typ != MYSQLI_NUM) {
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trigger_error('Deprecated call: '.__CLASS__.'::'.__METHOD__.' for MYSQLI_ASSOC|MYSQL_BOTH', E_USER_DEPRECATED);
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return mysqli_fetch_array($this->result, $typ);
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} else {
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return mysqli_fetch_row($this->result);
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}
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}
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/**
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* fetchAssoc
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* @return array with assotiative indexes
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* @description get current record and increment pointer
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*/
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public function fetchAssoc()
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{
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return mysqli_fetch_row($this->result);
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}
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/**
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* fetchArray
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* @param int $iType MYSQL_ASSOC(default) | MYSQL_BOTH | MYSQL_NUM
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* @return array of current record
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* @description get current record and increment pointer
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*/
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public function fetchArray($iType = MYSQLI_ASSOC)
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{
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if ($iType < MYSQLI_ASSOC || $iType > MYSQLI_BOTH) {
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$iType = MYSQLI_ASSOC;
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}
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return mysqli_fetch_array($this->result, $iType);
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}
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457
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/**
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* fetchObject
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* @param string $sClassname Name of the class to use. Is no given use stdClass
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* @param string $aParams optional array of arguments for the constructor
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* @return object
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* @description get current record as an object and increment pointer
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*/
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public function fetchObject($sClassName = null, array $aParams = null)
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{
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466
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if ($sClassName === null || class_exists($sClassName)) {
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return mysqli_fetch_object($this->result, $sClassName, $aParams);
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} else {
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throw new WbDatabaseException('Class <'.$sClassName.'> not available on request of mysqli_fetch_object()');
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}
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}
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/**
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* fetchAll
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* @param int $iType MYSQL_ASSOC(default) | MYSQL_NUM
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* @return array of rows
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476
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* @description get all records of the result set
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477
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*/
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public function fetchAll($iType = MYSQLI_ASSOC)
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479
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{
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480
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$iType = $iType != MYSQLI_NUM ? MYSQL_ASSOC : MYSQLI_NUM;
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481
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return mysqli_fetch_all($this->result, $iType);
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}
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483
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/**
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484
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* rewind
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485
|
* @return bool
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486
|
* @description set the recordpointer to the first record || false on error
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487
|
*/
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public function rewind()
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|
{
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490
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return $this->seekRow(MYSQLI_SEEK_FIRST);
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491
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}
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492
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/**
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493
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* seekRow
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* @param int $position also can be MYSQLI_SEEK_FIRST||MYSQLI_SEEK_LAST
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495
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* @return bool
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496
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* @description set the pointer to the given record || false on error
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|
497
|
*/
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498
|
public function seekRow( $position = MYSQLI_SEEK_FIRST )
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|
499
|
{
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500
|
$pmax = $this->numRows() - 1;
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501
|
$p = (($position < 0 || $position > $pmax) ? $pmax : $position);
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return mysqli_data_seek($this->result, $p);
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}
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504
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/**
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505
|
* freeResult
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|
506
|
* @return bool
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507
|
* @description remove retult object from memeory
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|
508
|
*/
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509
|
public function freeResult()
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|
510
|
{
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511
|
return mysqli_free_result($this->result);
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|
512
|
}
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513
|
/**
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514
|
* Get error
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|
515
|
* @return string || null if no error
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|
516
|
*/
|
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517
|
public function error()
|
|
518
|
{
|
|
519
|
if (isset($this->error)) {
|
|
520
|
return $this->error;
|
|
521
|
} else {
|
|
522
|
return null;
|
|
523
|
}
|
|
524
|
}
|
|
525
|
|
|
526
|
}
|