Move engines() to Driver

adminer/drivers/mssql.inc.php

@@ -309,10 +309,6 @@ if (isset($_GET["mssql"])) {
 		return get_val("SELECT collation_name FROM sys.databases WHERE name = " . q($db));
 	}
 
-	function engines() {
-		return array();
-	}
-
 	function logged_user() {
 		return get_val("SELECT SUSER_NAME()");
 	}

adminer/drivers/mysql.inc.php

@@ -410,6 +410,16 @@ if (!defined('Adminer\DRIVER')) {
 			}
 			return $c_style;
 		}
+
+		function engines() {
+			$return = array();
+			foreach (get_rows("SHOW ENGINES") as $row) {
+				if (preg_match("~YES|DEFAULT~", $row["Support"])) {
+					$return[] = $row["Engine"];
+				}
+			}
+			return $return;
+		}
 	}
 
 
@@ -508,19 +518,6 @@ if (!defined('Adminer\DRIVER')) {
 		return $return;
 	}
 
-	/** Get supported engines
-	* @return array
-	*/
-	function engines() {
-		$return = array();
-		foreach (get_rows("SHOW ENGINES") as $row) {
-			if (preg_match("~YES|DEFAULT~", $row["Support"])) {
-				$return[] = $row["Engine"];
-			}
-		}
-		return $return;
-	}
-
 	/** Get logged user
 	* @return string
 	*/

adminer/drivers/oracle.inc.php

@@ -247,10 +247,6 @@ ORDER BY 1"
 		return get_val("SELECT value FROM nls_database_parameters WHERE parameter = 'NLS_CHARACTERSET'"); //! respect $db
 	}
 
-	function engines() {
-		return array();
-	}
-
 	function logged_user() {
 		return get_val("SELECT USER FROM DUAL");
 	}

adminer/drivers/pgsql.inc.php

@@ -366,10 +366,6 @@ ORDER BY datname");
 		return get_val("SELECT datcollate FROM pg_database WHERE datname = " . q($db));
 	}
 
-	function engines() {
-		return array();
-	}
-
 	function logged_user() {
 		return get_val("SELECT user");
 	}

adminer/drivers/sqlite.inc.php

@@ -219,10 +219,6 @@ if (isset($_GET["sqlite"])) {
 		return get_val("PRAGMA encoding"); // there is no database list so $db == DB
 	}
 
-	function engines() {
-		return array();
-	}
-
 	function logged_user() {
 		return get_current_user(); // should return effective user
 	}