10 files changed, 17 insertions, 45 deletions
diff --git a/phpBB/includes/db/dbal.php b/phpBB/includes/db/driver/driver.php
index ef1dd7d14d..25daa7243d 100644
--- a/phpBB/includes/db/dbal.php
+++ b/phpBB/includes/db/driver/driver.php
@@ -19,7 +19,7 @@ if (!defined('IN_PHPBB'))
 * Database Abstraction Layer
 * @package dbal
 */
-class dbal
+class phpbb_db_driver
 {
 	var $db_connect_id;
 	var $query_result;
@@ -72,17 +72,17 @@ class dbal
 	/**
 	* Constructor
 	*/
-	function dbal()
+	function __construct()
 	{
 		$this->num_queries = array(
-			'cached'		=> 0,
-			'normal'		=> 0,
-			'total'			=> 0,
+			'cached'	=> 0,
+			'normal'	=> 0,
+			'total'		=> 0,
 		);
 
 		// Fill default sql layer based on the class being called.
 		// This can be changed by the specified layer itself later if needed.
-		$this->sql_layer = substr(get_class($this), 5);
+		$this->sql_layer = substr(get_class($this), strlen('phpbb_db_driver_'));
 
 		// Do not change this please! This variable is used to easy the use of it - and is hardcoded.
 		$this->any_char = chr(0) . '%';
@@ -1042,8 +1042,3 @@ class dbal
 		return $rows_total;
 	}
 }
-
-/**
-* This variable holds the class name to use later
-*/
-$sql_db = (!empty($dbms)) ? 'dbal_' . basename($dbms) : 'dbal';
diff --git a/phpBB/includes/db/firebird.php b/phpBB/includes/db/driver/firebird.php
index 5728eb901c..a55175c345 100644
--- a/phpBB/includes/db/firebird.php
+++ b/phpBB/includes/db/driver/firebird.php
@@ -15,14 +15,12 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
 * Firebird/Interbase Database Abstraction Layer
 * Minimum Requirement is Firebird 2.1
 * @package dbal
 */
-class dbal_firebird extends dbal
+class phpbb_db_driver_firebird extends phpbb_db_driver
 {
 	var $last_query_text = '';
 	var $service_handle = false;
diff --git a/phpBB/includes/db/mssql.php b/phpBB/includes/db/driver/mssql.php
index 1ec8517308..04bb75f5ce 100644
--- a/phpBB/includes/db/mssql.php
+++ b/phpBB/includes/db/driver/mssql.php
@@ -15,14 +15,12 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
 * MSSQL Database Abstraction Layer
 * Minimum Requirement is MSSQL 2000+
 * @package dbal
 */
-class dbal_mssql extends dbal
+class phpbb_db_driver_mssql extends phpbb_db_driver
 {
 	/**
 	* Connect to server
@@ -159,7 +157,7 @@ class dbal_mssql extends dbal
 					$this->sql_report('stop', $query);
 				}
 
-				if ($cache_ttl)
+				if ($cache_ttl && method_exists($cache, 'sql_save'))
 				{
 					$this->open_queries[(int) $this->query_result] = $this->query_result;
 					$this->query_result = $cache->sql_save($query, $this->query_result, $cache_ttl);
@@ -374,7 +372,7 @@ class dbal_mssql extends dbal
 			FROM master.dbo.sysmessages
 			WHERE error = ' . $error['code'];
 		$result_id = @mssql_query($sql);
-		
+
 		if ($result_id)
 		{
 			$row = @mssql_fetch_assoc($result_id);
diff --git a/phpBB/includes/db/mssql_odbc.php b/phpBB/includes/db/driver/mssql_odbc.php
index 7c1ffbc808..d1f31a6554 100644
--- a/phpBB/includes/db/mssql_odbc.php
+++ b/phpBB/includes/db/driver/mssql_odbc.php
@@ -15,8 +15,6 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
 * Unified ODBC functions
 * Unified ODBC functions support any database having ODBC driver, for example Adabas D, IBM DB2, iODBC, Solid, Sybase SQL Anywhere...
@@ -28,7 +26,7 @@ include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
 *
 * @package dbal
 */
-class dbal_mssql_odbc extends dbal
+class phpbb_db_driver_mssql_odbc extends phpbb_db_driver
 {
 	var $last_query_text = '';
 
diff --git a/phpBB/includes/db/mssqlnative.php b/phpBB/includes/db/driver/mssqlnative.php
index e9191fae8a..67a019f5a5 100644
--- a/phpBB/includes/db/mssqlnative.php
+++ b/phpBB/includes/db/driver/mssqlnative.php
@@ -19,8 +19,6 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
  * Prior to version 1.1 the SQL Server Native PHP driver didn't support sqlsrv_num_rows, or cursor based seeking so we recall all rows into an array
  * and maintain our own cursor index into that array.
@@ -193,7 +191,7 @@ class result_mssqlnative
 /**
 * @package dbal
 */
-class dbal_mssqlnative extends dbal
+class phpbb_db_driver_mssqlnative extends phpbb_db_driver
 {
 	var $m_insert_id = NULL;
 	var $last_query_text = '';
diff --git a/phpBB/includes/db/mysql.php b/phpBB/includes/db/driver/mysql.php
index f685ab055c..f8c2be2366 100644
--- a/phpBB/includes/db/mysql.php
+++ b/phpBB/includes/db/driver/mysql.php
@@ -15,8 +15,6 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
 * MySQL4 Database Abstraction Layer
 * Compatible with:
@@ -26,7 +24,7 @@ include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
 * MySQL 5.0+
 * @package dbal
 */
-class dbal_mysql extends dbal
+class phpbb_db_driver_mysql extends phpbb_db_driver
 {
 	var $multi_insert = true;
 
diff --git a/phpBB/includes/db/mysqli.php b/phpBB/includes/db/driver/mysqli.php
index 6d81b8bc3e..0cc3eb359a 100644
--- a/phpBB/includes/db/mysqli.php
+++ b/phpBB/includes/db/driver/mysqli.php
@@ -15,15 +15,13 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
 * MySQLi Database Abstraction Layer
 * mysqli-extension has to be compiled with:
 * MySQL 4.1+ or MySQL 5.0+
 * @package dbal
 */
-class dbal_mysqli extends dbal
+class phpbb_db_driver_mysqli extends phpbb_db_driver
 {
 	var $multi_insert = true;
 
diff --git a/phpBB/includes/db/oracle.php b/phpBB/includes/db/driver/oracle.php
index 6d9339b2d8..d8474694e3 100644
--- a/phpBB/includes/db/oracle.php
+++ b/phpBB/includes/db/driver/oracle.php
@@ -15,13 +15,11 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
 * Oracle Database Abstraction Layer
 * @package dbal
 */
-class dbal_oracle extends dbal
+class phpbb_db_driver_oracle extends phpbb_db_driver
 {
 	var $last_query_text = '';
 
diff --git a/phpBB/includes/db/postgres.php b/phpBB/includes/db/driver/postgres.php
index 8dfbfc3b60..147ecd04d9 100644
--- a/phpBB/includes/db/postgres.php
+++ b/phpBB/includes/db/driver/postgres.php
@@ -15,19 +15,12 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
-if (!class_exists('phpbb_error_collector'))
-{
-	include($phpbb_root_path . 'includes/error_collector.' . $phpEx);
-}
-
 /**
 * PostgreSQL Database Abstraction Layer
 * Minimum Requirement is Version 7.3+
 * @package dbal
 */
-class dbal_postgres extends dbal
+class phpbb_db_driver_postgres extends phpbb_db_driver
 {
 	var $last_query_text = '';
 	var $connect_error = '';
diff --git a/phpBB/includes/db/sqlite.php b/phpBB/includes/db/driver/sqlite.php
index 5fc89ced18..0b09fa758d 100644
--- a/phpBB/includes/db/sqlite.php
+++ b/phpBB/includes/db/driver/sqlite.php
@@ -15,14 +15,12 @@ if (!defined('IN_PHPBB'))
 	exit;
 }
 
-include_once($phpbb_root_path . 'includes/db/dbal.' . $phpEx);
-
 /**
 * Sqlite Database Abstraction Layer
 * Minimum Requirement: 2.8.2+
 * @package dbal
 */
-class dbal_sqlite extends dbal
+class phpbb_db_driver_sqlite extends phpbb_db_driver
 {
 	/**
 	* Connect to server