rcube_db_sqlsrv.php
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rcube_db_sqlsrv.php
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	<?php

	/**
	+-----------------------------------------------------------------------+
	\| This file is part of the Roundcube Webmail client \|
	\| Copyright (C) 2005-2012, The Roundcube Dev Team \|
	\| \|
	\| Licensed under the GNU General Public License version 3 or \|
	\| any later version with exceptions for skins & plugins. \|
	\| See the README file for a full license statement. \|
	\| \|
	\| PURPOSE: \|
	\| Database wrapper class that implements PHP PDO functions \|
	\| for MS SQL Server database \|
	+-----------------------------------------------------------------------+
	\| Author: Aleksander Machniak <alec@alec.pl> \|
	+-----------------------------------------------------------------------+
	*/

	/**
	* Database independent query interface
	* This is a wrapper for the PHP PDO
	*
	* @package Framework
	* @subpackage Database
	*/
	class rcube_db_sqlsrv extends rcube_db_mssql
	{
	/**
	* Returns PDO DSN string from DSN array
	*/
	protected function dsn_string($dsn)
	{
	$params = array();
	$result = 'sqlsrv:';

	if ($dsn['hostspec']) {
	$host = $dsn['hostspec'];

	if ($dsn['port']) {
	$host .= ',' . $dsn['port'];
	}

	$params[] = 'Server=' . $host;
	}

	if ($dsn['database']) {
	$params[] = 'Database=' . $dsn['database'];
	}

	if (!empty($params)) {
	$result .= implode(';', $params);
	}

	return $result;
	}
	}