WIP: remove the old database abstraction layer

remove such classes:
- DbBase
- DbConn
- DbTextStream
- Db

while here:
- remove: TextStream, SLog, TexTextStream

winixd/plugins/export/export.h

@@ -5,7 +5,7 @@
  */
 
 /* 
- * Copyright (c) 2011-2014, Tomasz Sowa
+ * Copyright (c) 2011-2024, Tomasz Sowa
  * All rights reserved.
  * 
  * Redistribution and use in source and binary forms, with or without
@@ -36,67 +36,43 @@
 #define headerfile_winix_plugins_export_export
 
 #include <string>
+#include "model.h"
+#include "exportftp.h"
+
 
 namespace Winix
 {
-
-
-
 namespace Export
 {
 
-struct ExportDir
+
+class Export : public morm::Model
 {
-	long id;
-	long dir_id;
-};
+public:
 
-
-
-struct Export
-{
 	long id;
 	long user_id;
 	std::wstring dir;
-
-	long ftp_id;
+	ExportFtp export_ftp;
 	std::wstring ftp_dir;
-
-	std::wstring ftp_name;
-	std::wstring ftp_server;
-	std::wstring ftp_login;
-	std::wstring ftp_pass;
-	int ftp_pass_type;
-
 	bool can_change_ftp_params;
 	bool can_change_dir;
-
 	std::wstring http_server;
-	
 
 
-	Export()
-	{
-		Clear();
-	}
+	void table();
 
-	void Clear()
-	{
-		id = user_id = ftp_id = -1;
-		ftp_pass_type = 0;
 
-		dir.clear();
-		ftp_dir.clear();
-		ftp_name.clear();
-		ftp_server.clear();
-		ftp_login.clear();
-		ftp_pass.clear();
+protected:
 
-		can_change_ftp_params	= false;
-		can_change_dir			= false;
+	void fields();
+	void after_insert();
+
+	bool do_migration(int & current_table_version);
+
+	bool do_migration_to_1();
+	bool do_migration_to_2();
 
-		http_server.clear();
-	}
 
 };