127 lines
3.8 KiB
Go
127 lines
3.8 KiB
Go
// URTator - Urban Terror server browser and game launcher, written in
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// Go.
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//
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// Copyright (c) 2016, Stanslav N. a.k.a pztrn (or p0z1tr0n)
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// All rights reserved.
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//
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// Licensed under Terms and Conditions of GNU General Public License
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// version 3 or any higher.
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// ToDo: put full text of license here.
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package launcher
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import (
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// stdlib
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"errors"
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"fmt"
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"os"
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"os/exec"
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"runtime"
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"strconv"
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"strings"
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// local
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"github.com/pztrn/urtrator/datamodels"
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// Github
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"github.com/mattn/go-gtk/gtk"
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)
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type Launcher struct {
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// Flags.
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// Is Urban Terror launched ATM?
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launched bool
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}
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func (l *Launcher) CheckForLaunchedUrbanTerror() error {
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if l.launched {
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mbox_string := "Game is launched.\n\nCannot quit, because game is launched.\nQuit Urban Terror to exit URTrator!"
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m := gtk.NewMessageDialog(nil, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, mbox_string)
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m.Response(func() {
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m.Destroy()
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})
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m.Run()
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return errors.New("User didn't select valid profile, mismatch with server's version.")
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}
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return nil
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}
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func (l *Launcher) findFreeDisplay() string {
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current_display_raw := os.Getenv("DISPLAY")
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current_display, _ := strconv.Atoi(strings.Split(current_display_raw, ":")[1])
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current_display += 1
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return strconv.Itoa(current_display)
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}
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func (l *Launcher) Initialize() {
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fmt.Println("Initializing game launcher...")
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}
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func (l *Launcher) Launch(server_profile *datamodels.Server, user_profile *datamodels.Profile, password string, additional_parameters []string, callback func()) {
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// ToDo: only one instance of Urban Terror should be launched, so button
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// should be disabled.
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fmt.Println("Launching Urban Terror...")
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done := make(chan bool, 1)
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// Create launch string.
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var launch_bin string = ""
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launch_bin, err := exec.LookPath(user_profile.Binary)
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if err != nil {
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fmt.Println(err.Error())
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}
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server_address := server_profile.Ip + ":" + server_profile.Port
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var launch_params []string
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if len(server_address) > 0 {
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launch_params = append(launch_params, "+connect", server_address)
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}
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if len(password) > 0 {
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launch_params = append(launch_params, "+password", password)
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}
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if len(user_profile.Additional_params) > 0 {
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additional_params := strings.Split(user_profile.Additional_params, " ")
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launch_params = append(launch_params, additional_params...)
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}
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if len(additional_parameters) > 0 {
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for i := range additional_parameters {
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launch_params = append(launch_params, additional_parameters[i])
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}
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}
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if runtime.GOOS == "linux" && user_profile.Second_x_session == "1" {
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launch_params = append([]string{launch_bin}, launch_params...)
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display := l.findFreeDisplay()
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launch_bin, err = exec.LookPath("xinit")
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if err != nil {
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fmt.Println(err.Error())
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}
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launch_params = append(launch_params, "--", ":" + display)
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}
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if runtime.GOOS == "darwin" {
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// On macOS we should not start binary, but application bundle.
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// So we will obtain app bundle path.
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bundle_path := strings.Split(launch_bin, "/Contents")[0]
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// and create special launch string, which involves open.
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launch_bin = "/usr/bin/open"
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launch_params = append([]string{launch_bin, "-W", bundle_path, "--args"}, launch_params...)
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}
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fmt.Println(launch_bin, launch_params)
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go func() {
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go func() {
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cmd := exec.Command(launch_bin, launch_params...)
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out, err1 := cmd.Output()
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if err1 != nil {
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fmt.Println("Launch error: " + err1.Error())
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}
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fmt.Println(string(out))
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done <- true
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}()
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select {
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case <- done:
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callback()
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}
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}()
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}
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