From db5df5b6ac025f360cdc97182678536d88c0dccb Mon Sep 17 00:00:00 2001
From: Joas Schilling <nickvergessen@gmx.de>
Date: Fri, 19 Apr 2013 10:15:03 +0200
Subject: [ticket/10966] Introduce MSSQL base class for native and ODBC

PHPBB3-10966
---
 phpBB/includes/db/driver/mssql_base.php | 65 +++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 phpBB/includes/db/driver/mssql_base.php

(limited to 'phpBB/includes/db/driver/mssql_base.php')

diff --git a/phpBB/includes/db/driver/mssql_base.php b/phpBB/includes/db/driver/mssql_base.php
new file mode 100644
index 0000000000..56c111c871
--- /dev/null
+++ b/phpBB/includes/db/driver/mssql_base.php
@@ -0,0 +1,65 @@
+<?php
+/**
+*
+* @package dbal
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* MSSQL Database Base Abstraction Layer
+* @package dbal
+ */
+abstract class phpbb_db_driver_mssql_base extends phpbb_db_driver
+{
+	/**
+	* {@inheritDoc}
+	*/
+	public function sql_concatenate($expr1, $expr2)
+	{
+		return $expr1 . ' + ' . $expr2;
+	}
+
+	/**
+	* Escape string used in sql query
+	*/
+	function sql_escape($msg)
+	{
+		return str_replace(array("'", "\0"), array("''", ''), $msg);
+	}
+
+	/**
+	* {@inheritDoc}
+	*/
+	function sql_lower_text($column_name)
+	{
+		return "LOWER(SUBSTRING($column_name, 1, DATALENGTH($column_name)))";
+	}
+
+	/**
+	* Build LIKE expression
+	* @access private
+	*/
+	function _sql_like_expression($expression)
+	{
+		return $expression . " ESCAPE '\\'";
+	}
+
+	/**
+	* Build db-specific query data
+	* @access private
+	*/
+	function _sql_custom_build($stage, $data)
+	{
+		return $data;
+	}
+}
-- 
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