From 3bc675b0fc34ee2cbc160a06e1de84ca243b3e0a Mon Sep 17 00:00:00 2001
From: Jakub Vrana <jakub@vrana.cz>
Date: Mon, 24 Mar 2025 14:11:25 +0100
Subject: [PATCH] MS SQL: Common parent for PDO Db

---
 adminer/drivers/mssql.inc.php | 34 +++++++++++++++++-----------------
 1 file changed, 17 insertions(+), 17 deletions(-)

diff --git a/adminer/drivers/mssql.inc.php b/adminer/drivers/mssql.inc.php
index 2df08f79..c26c323e 100644
--- a/adminer/drivers/mssql.inc.php
+++ b/adminer/drivers/mssql.inc.php
@@ -156,32 +156,32 @@ if (isset($_GET["mssql"])) {
 			}
 		}
 
-	} elseif (extension_loaded("pdo_sqlsrv")) {
-		class Db extends PdoDb {
-			public $extension = "PDO_SQLSRV";
-
-			function connect($server, $username, $password) {
-				$this->dsn("sqlsrv:Server=" . str_replace(":", ",", $server), $username, $password);
-				return true;
-			}
-
+	} else {
+		class MssqlDb extends PdoDb {
 			function select_db($database) {
 				// database selection is separated from the connection so dbname in DSN can't be used
 				return $this->query(use_sql($database));
 			}
 		}
 
-	} elseif (extension_loaded("pdo_dblib")) {
-		class Db extends PdoDb {
-			public $extension = "PDO_DBLIB";
+		if (extension_loaded("pdo_sqlsrv")) {
+			class Db extends MssqlDb {
+				public $extension = "PDO_SQLSRV";
 
-			function connect($server, $username, $password) {
-				$this->dsn("dblib:charset=utf8;host=" . str_replace(":", ";unix_socket=", preg_replace('~:(\d)~', ';port=\1', $server)), $username, $password);
-				return true;
+				function connect($server, $username, $password) {
+					$this->dsn("sqlsrv:Server=" . str_replace(":", ",", $server), $username, $password);
+					return true;
+				}
 			}
 
-			function select_db($database) {
-				return $this->query(use_sql($database));
+		} elseif (extension_loaded("pdo_dblib")) {
+			class Db extends MssqlDb {
+				public $extension = "PDO_DBLIB";
+
+				function connect($server, $username, $password) {
+					$this->dsn("dblib:charset=utf8;host=" . str_replace(":", ";unix_socket=", preg_replace('~:(\d)~', ';port=\1', $server)), $username, $password);
+					return true;
+				}
 			}
 		}
 	}