666 lines
17 KiB
PHP
666 lines
17 KiB
PHP
<?php
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/**
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* <pre>
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* Invision Power Services
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* IP.Board v3.2.3
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* MySQL Database Driver :: MySQLi client
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* Last Updated: $Date: 2011-08-12 11:44:48 -0400 (Fri, 12 Aug 2011) $
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* </pre>
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*
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* @author $Author: mark $
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* @copyright (c) 2001 - 2009 Invision Power Services, Inc.
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* @license This is NULLED!
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* @package IP.Board
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* @subpackage Kernel
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* @link http://hatynka.in
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* @since Monday 28th February 2005 16:46
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* @version $Revision: 9390 $
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*/
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class db_driver_mysql extends db_main_mysql implements interfaceDb
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{
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/**
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* Connection failed flag
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*
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* @access protected
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* @var boolean Connection failed
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*/
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protected $connect_failed = false;
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/**
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* constructor
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*
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* @access public
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* @return @e void
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*/
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public function __construct()
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{
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if( !defined('MYSQLI_USED') )
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{
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define( 'MYSQLI_USED', 1 );
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}
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//--------------------------------------
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// Set up any required connect vars here
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//--------------------------------------
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$this->connect_vars['mysql_tbl_type'] = "";
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}
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/**
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* Connect to database server
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*
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* @access public
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* @return boolean Connection successful
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*/
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public function connect()
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{
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//-----------------------------------------
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// Done SQL prefix yet?
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//-----------------------------------------
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$this->_setPrefix();
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//-----------------------------------------
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// Load query file
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//-----------------------------------------
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$this->_loadCacheFile();
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//-----------------------------------------
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// Connect
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//-----------------------------------------
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/* Did we add a port inline? */
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if ( ! $this->obj['sql_port'] AND strstr( $this->obj['sql_host'], ':' ) )
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{
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list( $host, $port ) = explode( ':', $this->obj['sql_host'] );
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$this->obj['sql_host'] = $host;
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$this->obj['sql_port'] = intval( $port );
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}
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/* Persistent connection */
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if( $this->obj['persistent'] )
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{
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$this->obj['sql_host'] = 'p:' . $this->obj['sql_host'];
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}
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/* Use socket if specified */
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if( $this->obj['sql_socket'] )
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{
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if( $this->obj['sql_port'] )
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{
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$this->connection_id = @mysqli_connect( $this->obj['sql_host'],
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$this->obj['sql_user'],
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$this->obj['sql_pass'],
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$this->obj['sql_database'],
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$this->obj['sql_port'],
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$this->obj['sql_socket']
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);
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}
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else
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{
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$this->connection_id = @mysqli_connect( $this->obj['sql_host'],
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$this->obj['sql_user'],
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$this->obj['sql_pass'],
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$this->obj['sql_database'],
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null,
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$this->obj['sql_socket']
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);
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}
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}
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else
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{
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if( $this->obj['sql_port'] )
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{
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$this->connection_id = @mysqli_connect( $this->obj['sql_host'],
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$this->obj['sql_user'],
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$this->obj['sql_pass'],
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$this->obj['sql_database'],
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$this->obj['sql_port']
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);
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}
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else
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{
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$this->connection_id = @mysqli_connect( $this->obj['sql_host'],
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$this->obj['sql_user'],
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$this->obj['sql_pass'],
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$this->obj['sql_database']
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);
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}
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}
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if ( ! $this->connection_id )
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{
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$this->usingClass = 'db_driver_mysql';
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$this->connect_failed = true;
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$this->throwFatalError();
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return FALSE;
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}
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mysqli_autocommit( $this->connection_id, TRUE );
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//-----------------------------------------
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// Remove sensitive data
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//-----------------------------------------
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unset( $this->obj['sql_host'] );
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unset( $this->obj['sql_user'] );
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unset( $this->obj['sql_pass'] );
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//-----------------------------------------
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// If there's a charset set, run it
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//-----------------------------------------
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if( $this->obj['sql_charset'] )
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{
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$this->query( "SET NAMES '{$this->obj['sql_charset']}'" );
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$this->query( "SET CHARACTER SET '{$this->obj['sql_charset']}'");
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$this->query( "SET character_set_connection = " .$this->obj['sql_charset']);
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$res = mysqli_query($this->connection_id, "SHOW CHARSET LIKE '" . $this->obj['sql_charset'] . "'" );
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$charset = mysqli_fetch_row($res);
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$this->query( "SET collation_connection = " . $charset[2] );
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}
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parent::connect();
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return TRUE;
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}
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/**
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* Close database connection
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*
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* @access public
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* @return boolean Closed successfully
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*/
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public function disconnect()
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{
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if ( $this->connection_id )
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{
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return @mysqli_close( $this->connection_id );
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}
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}
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/**
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* Execute a direct database query
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*
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* @access public
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* @param string Database query
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* @param boolean [Optional] Do not convert table prefix
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* @return resource Query id
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*/
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public function query( $the_query, $bypass=false )
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{
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//-----------------------------------------
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// Change the table prefix if needed
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//-----------------------------------------
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/*if ( $this->no_prefix_convert )
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{
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$bypass = 1;
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}
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if ( ! $bypass )
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{
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if ( $this->obj['sql_tbl_prefix'] != "ibf_" and ! $this->prefix_changed )
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{
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//$the_query = preg_replace("/\sibf_(\S+?)([\s\.,]|$)/", " ".$this->obj['sql_tbl_prefix']."\\1\\2", $the_query);
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}
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}*/
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//-----------------------------------------
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// Debug?
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//-----------------------------------------
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if ( $this->obj['debug'] OR ( $this->obj['use_debug_log'] AND $this->obj['debug_log'] ) OR ( $this->obj['use_bad_log'] AND $this->obj['bad_log'] ) )
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{
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IPSDebug::startTimer();
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$_MEMORY = IPSDebug::getMemoryDebugFlag();
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}
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//-----------------------------------------
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// Stop sub selects? (UNION)
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//-----------------------------------------
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if ( ! IPS_DB_ALLOW_SUB_SELECTS )
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{
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# On the spot allowance?
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if ( ! $this->allow_sub_select )
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{
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$_tmp = strtolower( $this->_removeAllQuotes($the_query) );
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if ( preg_match( "#(?:/\*|\*/)#i", $_tmp ) )
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{
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$this->throwFatalError( "Не разрешается использовать комментарии в SQL запросе.\nДобавьте \ipsRegistry::DB()->allow_sub_select=1; перед запросом, чтобы разрешить их\n{$the_query}" );
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return false;
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}
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if ( preg_match( "#[^_a-zA-Z]union[^_a-zA-Z]#s", $_tmp ) )
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{
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$this->throwFatalError( "Использование UNION в запросах запрещено.\nДобавьте \ipsRegistry::DB()->allow_sub_select=1; перед запросом, чтобы разрешить использование\n{$the_query}" );
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return false;
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}
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else if ( preg_match_all( "#[^_a-zA-Z](select)[^_a-zA-Z]#s", $_tmp, $matches ) )
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{
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if ( count( $matches ) > 1 )
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{
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$this->throwFatalError( "Вложенные SELECT в запросах запрещены.\nДобавьте \ipsRegistry::DB()->allow_sub_select=1; перед запросом, чтобы разрешить их\n{$the_query}" );
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return false;
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}
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}
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}
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}
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//-----------------------------------------
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// Run the query
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//-----------------------------------------
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$this->_tmpQ = substr( $the_query, 0, 100 ) . '...';
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$this->query_id = mysqli_query($this->connection_id, $the_query );
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//-----------------------------------------
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// Reset array...
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//-----------------------------------------
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$this->resetDataTypes();
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$this->allow_sub_select = false;
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if (! $this->query_id )
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{
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$this->throwFatalError("mySQL query error: $the_query");
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}
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//-----------------------------------------
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// Logging?
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//-----------------------------------------
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if ( ( $this->obj['use_debug_log'] AND $this->obj['debug_log'] ) OR ( $this->obj['use_bad_log'] AND $this->obj['bad_log'] ) OR ( $this->obj['use_slow_log'] AND $this->obj['slow_log'] ) )
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{
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$endtime = IPSDebug::endTimer();
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$_data = '';
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if ( preg_match( "/^(?:\()?select/i", $the_query ) )
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{
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$eid = mysqli_query($this->connection_id, "EXPLAIN {$the_query}");
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$_bad = false;
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while( $array = mysqli_fetch_array($eid) )
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{
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$array['extra'] = isset( $array['extra'] ) ? $array['extra'] : '';
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$_data .= "\n+------------------------------------------------------------------------------+";
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$_data .= "\n|Table: ". $array['table'];
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$_data .= "\n|Type: ". $array['type'];
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$_data .= "\n|Possible Keys: ". $array['possible_keys'];
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$_data .= "\n|Key: ". $array['key'];
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$_data .= "\n|Key Len: ". $array['key_len'];
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$_data .= "\n|Ref: ". $array['ref'];
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$_data .= "\n|Rows: ". $array['rows'];
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$_data .= "\n|Extra: ". $array['Extra'];
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//$_data .= "\n+------------------------------------------------------------------------------+";
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if ( ( $this->obj['use_bad_log'] AND $this->obj['bad_log'] ) AND ( stristr( $array['Extra'], 'filesort' ) OR stristr( $array['Extra'], 'temporary' ) ) )
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{
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$this->writeDebugLog( $the_query, $_data, $endtime, $this->obj['bad_log'], TRUE );
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}
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if ( ( $this->obj['use_slow_log'] AND $this->obj['slow_log'] ) AND $endtime >= $this->obj['use_slow_log'] )
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{
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$this->writeDebugLog( $the_query, $_data, $endtime, $this->obj['slow_log'], TRUE );
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}
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}
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if ( $this->obj['use_debug_log'] AND $this->obj['debug_log'] )
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{
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$this->writeDebugLog( $the_query, $_data, $endtime );
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}
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}
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else
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{
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if ( $this->obj['use_debug_log'] AND $this->obj['debug_log'] )
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{
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$this->writeDebugLog( $the_query, $_data, $endtime );
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}
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}
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}
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//-----------------------------------------
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// Debugging?
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//-----------------------------------------
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if ($this->obj['debug'])
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{
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$endtime = IPSDebug::endTimer();
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$memoryUsed = IPSDebug::setMemoryDebugFlag( '', $_MEMORY );
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$memory = '';
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$shutdown = $this->is_shutdown ? 'SHUTDOWN QUERY: ' : '';
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if ( preg_match( "/^(?:\()?select/i", $the_query ) )
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{
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$eid = mysqli_query( $this->connection_id, "EXPLAIN {$the_query}" );
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$this->debug_html .= "<table width='95%' border='1' cellpadding='6' cellspacing='0' bgcolor='#FFE8F3' align='center'>
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<tr>
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<td colspan='8' style='font-size:14px' bgcolor='#FFC5Cb'><b>{$shutdown}Select Query</b></td>
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</tr>
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<tr>
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<td colspan='8' style='font-family:courier, monaco, arial;font-size:14px;color:black'>$the_query</td>
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</tr>
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<tr bgcolor='#FFC5Cb'>
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<td><b>table</b></td><td><b>type</b></td><td><b>possible_keys</b></td>
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<td><b>key</b></td><td><b>key_len</b></td><td><b>ref</b></td>
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<td><b>rows</b></td><td><b>Extra</b></td>
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</tr>\n";
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while( $array = mysqli_fetch_array($eid) )
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{
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$type_col = '#FFFFFF';
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if ($array['type'] == 'ref' or $array['type'] == 'eq_ref' or $array['type'] == 'const')
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{
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$type_col = '#D8FFD4';
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}
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else if ($array['type'] == 'ALL')
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{
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$type_col = '#FFEEBA';
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}
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$this->debug_html .= "<tr bgcolor='#FFFFFF'>
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<td>$array[table] </td>
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<td bgcolor='$type_col'>$array[type] </td>
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<td>$array[possible_keys] </td>
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<td>$array[key] </td>
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<td>$array[key_len] </td>
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<td>$array[ref] </td>
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<td>$array[rows] </td>
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<td>$array[Extra] </td>
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</tr>\n";
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}
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$this->sql_time += $endtime;
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if ($endtime > 0.1)
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{
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$endtime = "<span style='color:red'><b>$endtime</b></span>";
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}
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if ( $memoryUsed )
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{
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$memory = '<br />Memory Used: ' . IPSLib::sizeFormat( $memoryUsed, TRUE );
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}
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$this->debug_html .= "<tr>
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<td colspan='8' bgcolor='#FFD6DC' style='font-size:14px'><b>MySQL time</b>: $endtime{$memory}</b></td>
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</tr>
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</table>\n<br />\n";
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}
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else
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{
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$this->debug_html .= "<table width='95%' border='1' cellpadding='6' cellspacing='0' bgcolor='#FEFEFE' align='center'>
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<tr>
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<td style='font-size:14px' bgcolor='#EFEFEF'><b>{$shutdown}Non Select Query</b></td>
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</tr>
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<tr>
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<td style='font-family:courier, monaco, arial;font-size:14px'>$the_query</td>
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</tr>
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<tr>
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<td style='font-size:14px' bgcolor='#EFEFEF'><b>MySQL time</b>: $endtime</span></td>
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</tr>
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</table><br />\n\n";
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}
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}
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$this->query_count++;
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$this->obj['cached_queries'][] = $the_query;
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return $this->query_id;
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}
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/**
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* Retrieve number of rows affected by last query
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*
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* @access public
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* @return integer Number of rows affected by last query
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*/
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public function getAffectedRows()
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{
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return mysqli_affected_rows( $this->connection_id );
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}
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/**
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* Retrieve number of rows in result set
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*
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* @access public
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* @param resource [Optional] Query id
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* @return integer Number of rows in result set
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*/
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public function getTotalRows( $query_id=null )
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{
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if ( ! $query_id )
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{
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$query_id = $this->query_id;
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}
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return mysqli_num_rows( $query_id );
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}
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/**
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* Retrieve latest autoincrement insert id
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*
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* @access public
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* @return integer Last autoincrement id assigned
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*/
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public function getInsertId()
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{
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return mysqli_insert_id($this->connection_id);
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}
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/**
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* Retrieve the current thread id
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*
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* @access public
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* @return integer Current thread id
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*/
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public function getThreadId()
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{
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return mysqli_thread_id($this->connection_id);
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}
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/**
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* Free result set from memory
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*
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* @access public
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* @param resource [Optional] Query id
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* @return @e void
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*/
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public function freeResult( $query_id=null )
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{
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if ( ! $query_id )
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{
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$query_id = $this->query_id;
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}
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@mysqli_free_result( $query_id );
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}
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/**
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* Retrieve row from database
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*
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* @access public
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* @param resource [Optional] Query result id
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* @return mixed Result set array, or void
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*/
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public function fetch( $query_id=null )
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{
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//$_MEMORY = IPSDebug::getMemoryDebugFlag();
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if ( ! $query_id )
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{
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$query_id = $this->query_id;
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}
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$this->record_row = mysqli_fetch_assoc( $query_id );
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/*if ( is_array( $this->record_row ) )
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{
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$tmp = $this->record_row;
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$boo = array_shift( $tmp );
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}
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$poo = IPSDebug::setMemoryDebugFlag( 'Fetch Row: ' . $boo . ' ' . $this->_tmpQ, $_MEMORY );
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$this->_tmpT += $poo;*/
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return $this->record_row;
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}
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/**
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* Return the number calculated rows (as if there was no limit clause)
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*
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* @access public
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* @param string [ alias name for the count(*) ]
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* @return int The number of rows
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*/
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public function fetchCalculatedRows( $alias='count' )
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{
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$calcRowsHandle = mysqli_query( $this->connection_id, "SELECT FOUND_ROWS() as " . $alias );
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$this->obj['cached_queries'][] = "SELECT FOUND_ROWS() as " . $alias;
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$val = mysqli_fetch_assoc( $calcRowsHandle );
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return intval( $val[ $alias ] );
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}
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/**
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* Get array of fields in result set
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*
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* @access public
|
|
* @param resource [Optional] Query id
|
|
* @return array Fields in result set
|
|
*/
|
|
public function getResultFields( $query_id=null )
|
|
{
|
|
$fields = array();
|
|
|
|
if ( !$query_id )
|
|
{
|
|
$query_id = $this->query_id;
|
|
}
|
|
|
|
while( $field = mysqli_fetch_field($query_id) )
|
|
{
|
|
$fields[] = $field;
|
|
}
|
|
|
|
return $fields;
|
|
}
|
|
|
|
/**
|
|
* Get array of table names in database
|
|
*
|
|
* @access public
|
|
* @return array SQL tables
|
|
*/
|
|
public function getTableNames()
|
|
{
|
|
if ( is_array( $this->cached_tables ) AND count( $this->cached_tables ) )
|
|
{
|
|
return $this->cached_tables;
|
|
}
|
|
|
|
$current = $this->return_die;
|
|
$this->return_die = true;
|
|
|
|
$qid = $this->query( "SHOW TABLES FROM `{$this->obj['sql_database']}`" );
|
|
|
|
$this->return_die = $current;
|
|
|
|
if( $qid AND $this->getTotalRows($qid) )
|
|
{
|
|
while( $result = mysqli_fetch_array($qid) )
|
|
{
|
|
$this->cached_tables[] = $result[0];
|
|
}
|
|
}
|
|
|
|
mysqli_free_result($qid);
|
|
|
|
return $this->cached_tables;
|
|
}
|
|
|
|
/**
|
|
* Retrieve SQL server version
|
|
*
|
|
* @access public
|
|
* @return string SQL Server version
|
|
*/
|
|
public function getSqlVersion()
|
|
{
|
|
if ( ! $this->sql_version and ! $this->true_version )
|
|
{
|
|
$version = mysqli_get_server_info($this->connection_id);
|
|
|
|
$this->true_version = $version;
|
|
$tmp = explode( '.', preg_replace( "#[^\d\.]#", "\\1", $version ) );
|
|
|
|
$this->sql_version = sprintf('%d%02d%02d', $tmp[0], $tmp[1], $tmp[2] );
|
|
}
|
|
|
|
return $this->sql_version;
|
|
}
|
|
|
|
/**
|
|
* Escape strings for DB insertion
|
|
*
|
|
* @access public
|
|
* @param string Text to escape
|
|
* @return string Escaped text
|
|
*/
|
|
public function addSlashes( $t )
|
|
{
|
|
return @mysqli_real_escape_string( $this->connection_id, $t );
|
|
}
|
|
|
|
/**
|
|
* Get SQL error number
|
|
*
|
|
* @access protected
|
|
* @return mixed Error number/code
|
|
*/
|
|
protected function _getErrorNumber()
|
|
{
|
|
if( $this->connect_failed )
|
|
{
|
|
return mysqli_connect_errno();
|
|
}
|
|
else
|
|
{
|
|
return mysqli_errno( $this->connection_id );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get SQL error message
|
|
*
|
|
* @access protected
|
|
* @return string Error message
|
|
*/
|
|
protected function _getErrorString()
|
|
{
|
|
if( $this->connect_failed )
|
|
{
|
|
return mysqli_connect_error( );
|
|
}
|
|
else
|
|
{
|
|
return mysqli_error( $this->connection_id );
|
|
}
|
|
}
|
|
|
|
|
|
} // end class
|