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urtrator/database/migrations.go

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// URTator - Urban Terror server browser and game launcher, written in
// Go.
//
// Copyright (c) 2016, Stanslav N. a.k.a pztrn (or p0z1tr0n)
// All rights reserved.
//
// Licensed under Terms and Conditions of GNU General Public License
// version 3 or any higher.
// ToDo: put full text of license here.
package database
import (
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// stdlib
"fmt"
)
var start_schema = `
DROP TABLE IF EXISTS database;
CREATE TABLE database (
version VARCHAR(10) NOT NULL
);
DROP TABLE IF EXISTS servers;
CREATE TABLE servers (
ip VARCHAR(128) NOT NULL,
port VARCHAR(5) NOT NULL,
name VARCHAR(128) NOT NULL,
players VARCHAR(2) NOT NULL,
maxplayers VARCHAR(2) NOT NULL,
ping VARCHAR(4),
gamemode VARCHAR(1) NOT NULL,
map VARCHAR(64) NOT NULL,
version VARCHAR(5) NOT NULL
);
INSERT INTO database (version) VALUES (1);
`
// Migrate database to latest version.
// ToDo: make it more good :).
func migrate_full(db *Database, version int) {
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if version < 1 {
start_to_one(db)
version = 1
}
if version == 1 {
one_to_two(db)
version = 2
}
if version == 2 {
two_to_three(db)
version = 3
}
if version == 3 {
three_to_four(db)
version = 4
}
if version == 4 {
four_to_five(db)
version = 5
}
if version == 5 {
five_to_six(db)
version = 6
}
if version == 6 {
six_to_seven(db)
version = 7
}
if version == 7 {
seven_to_eight(db)
version = 8
}
if version == 8 {
eight_to_nine(db)
version = 9
}
if version == 9 {
nine_to_ten(db)
version = 10
}
if version == 10 {
ten_to_eleven(db)
version = 11
}
}
// Initial database structure.
func start_to_one(db *Database) {
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fmt.Println("Upgrading database from 0 to 1...")
db.Db.MustExec(start_schema)
}
// Favorite server mark.
func one_to_two(db *Database) {
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fmt.Println("Upgrading database from 1 to 2...")
db.Db.MustExec("ALTER TABLE servers ADD favorite VARCHAR(1) DEFAULT '0'")
db.Db.MustExec("UPDATE database SET version=2")
}
// URTRator settings and Urban Terror profiles.
func two_to_three(db *Database) {
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fmt.Println("Upgrading database from 2 to 3...")
db.Db.MustExec("DROP TABLE IF EXISTS settings")
db.Db.MustExec("CREATE TABLE settings (show_tray_icon VARCHAR(1) NOT NULL DEFAULT '0', enable_autoupdate VARCHAR(1) NOT NULL DEFAULT '0')")
db.Db.MustExec("DROP TABLE IF EXISTS urt_profiles")
db.Db.MustExec("CREATE TABLE urt_profiles (name VARCHAR(128) NOT NULL, version VARCHAR(5) NOT NULL DEFAULT '4.3', binary VARCHAR(1024) NOT NULL, second_x_session VARCHAR(1) NOT NULL DEFAULT '0', additional_parameters VARCHAR(1024) NOT NULL DEFAULT '')")
db.Db.MustExec("UPDATE database SET version=3")
}
// UrT version inconsistency.
func three_to_four(db *Database) {
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fmt.Println("Upgrading database from 3 to 4...")
db.Db.MustExec("UPDATE urt_profiles SET version='4.3.0' WHERE version='4.3.000'")
db.Db.MustExec("UPDATE database SET version=4")
}
// Server's passwords.
func four_to_five(db *Database) {
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fmt.Println("Upgrading database from 4 to 5...")
db.Db.MustExec("ALTER TABLE servers ADD password VARCHAR(64) DEFAULT ''")
db.Db.MustExec("UPDATE database SET version=5")
}
// Profile for server.
func five_to_six(db *Database) {
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fmt.Println("Upgrading database from 5 to 6...")
db.Db.MustExec("ALTER TABLE servers ADD profile_to_use VARCHAR(128) DEFAULT ''")
db.Db.MustExec("UPDATE database SET version=6")
}
// Configuration storage.
func six_to_seven(db *Database) {
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fmt.Println("Upgrading database from 6 to 7...")
db.Db.MustExec("CREATE TABLE configuration (key VARCHAR(128) NOT NULL, value VARCHAR(1024) NOT NULL)")
db.Db.MustExec("UPDATE database SET version=7")
}
// Server's extended information.
func seven_to_eight(db *Database) {
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fmt.Println("Upgrading database from 7 to 8...")
db.Db.MustExec("ALTER TABLE servers ADD extended_config VARCHAR(4096) NOT NULL DEFAULT ''")
db.Db.MustExec("ALTER TABLE servers ADD players_info VARCHAR(8192) NOT NULL DEFAULT ''")
db.Db.MustExec("UPDATE database SET version=8")
}
// Is server private flag.
func eight_to_nine(db *Database) {
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fmt.Println("Upgrading database from 8 to 9...")
db.Db.MustExec("ALTER TABLE servers ADD is_private VARCHAR(1) NOT NULL DEFAULT '0'")
db.Db.MustExec("UPDATE database SET version=9")
}
// Bots count.
func nine_to_ten(db *Database) {
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fmt.Println("Upgrading database from 9 to 10...")
db.Db.MustExec("ALTER TABLE servers ADD bots VARCHAR(2) NOT NULL DEFAULT '0'")
db.Db.MustExec("UPDATE database SET version=10")
}
// Urban terror's profile path.
func ten_to_eleven(db *Database) {
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fmt.Println("Upgrading database from 10 to 11...")
db.Db.MustExec("ALTER TABLE urt_profiles ADD profile_path VARCHAR(4096) NOT NULL DEFAULT '~/.q3ut4'")
db.Db.MustExec("UPDATE database SET version=11")
}