Esempio n. 1
0
func (app *App) CreateDesktopShortcut(launcher launchers.Launcher, referenceDescriptor descriptors.AppDescriptor) (err error) {
	desktopDir, err := caravel.GetUserDesktop()
	if err != nil {
		return err
	}

	if !caravel.DirectoryExists(desktopDir) {
		return fmt.Errorf("Expected desktop dir '%v' not found", desktopDir)
	}

	shortcutFileName := caravel.FormatFileName(referenceDescriptor.GetName()) + ".desktop"
	log.Debug("Shortcut file name: '%v'", shortcutFileName)

	shortcutFilePath := filepath.Join(desktopDir, shortcutFileName)

	log.Info("Creating desktop shortcut: '%v'...", shortcutFilePath)

	shortcutFile, err := os.OpenFile(shortcutFilePath, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0700)
	if err != nil {
		return err
	}
	defer func() {
		shortcutFile.Close()
		if err != nil {
			os.Remove(shortcutFilePath)
		}
	}()

	actualIconPath := app.GetActualIconPath(launcher)

	shortcutContent := fmt.Sprintf(linuxShortcutContent,
		referenceDescriptor.GetName(),
		referenceDescriptor.GetDescription(),
		launcher.GetExecutable(),
		app.GetLocalDescriptorPath(),
		actualIconPath)

	_, err = shortcutFile.Write([]byte(shortcutContent))
	if err != nil {
		return err
	}

	log.Notice("Desktop shortcut created")

	return nil
}
Esempio n. 2
0
func (app *App) CreateDesktopShortcut(launcher launchers.Launcher, referenceDescriptor descriptors.AppDescriptor) (err error) {
	desktopDir, err := caravel.GetUserDesktop()
	if err != nil {
		return err
	}

	if !caravel.DirectoryExists(desktopDir) {
		return fmt.Errorf("Expected desktop dir '%v' not found", desktopDir)
	}

	scriptFileName := caravel.FormatFileName(referenceDescriptor.GetName())
	log.Debug("Bash shortcut name: '%v'", scriptFileName)

	scriptFilePath := filepath.Join(desktopDir, scriptFileName)
	log.Info("Creating Bash shortcut: '%v'...", scriptFilePath)

	scriptFile, err := os.OpenFile(scriptFilePath, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0700)
	if err != nil {
		return err
	}
	defer func() {
		scriptFile.Close()

		if err != nil {
			os.Remove(scriptFilePath)
		}
	}()

	scriptContent := fmt.Sprintf(macScriptContentFormat,
		launcher.GetExecutable(),
		app.localDescriptorPath)

	_, err = scriptFile.Write([]byte(scriptContent))
	if err != nil {
		return err
	}

	log.Notice("Bash shortcut script created")

	return nil
}
Esempio n. 3
0
func (app *App) CreateDesktopShortcut(launcher launchers.Launcher, referenceDescriptor descriptors.AppDescriptor) (err error) {
	desktopDir, err := caravel.GetUserDesktop()
	if err != nil {
		return err
	}

	shortcutName := caravel.FormatFileName(referenceDescriptor.GetName()) + ".lnk"
	log.Debug("Shortcut file name: '%v'", shortcutName)

	shortcutFilePath := filepath.Join(desktopDir, shortcutName)
	log.Debug("Shortcut path: '%v'", shortcutFilePath)

	log.Info("Creating desktop shortcut: '%v'...", shortcutFilePath)

	log.Debug("Creating temp file for script...")

	salt := rand.Int63()
	tempFileName := fmt.Sprintf("shortcutScript_%v_%v.vbs", time.Now().Unix(), salt)
	tempFilePath := filepath.Join(os.TempDir(), tempFileName)
	tempFile, err := os.Create(tempFilePath)

	if err != nil {
		return err
	}
	defer func() {
		tempFile.Close()

		tempRemovalErr := os.Remove(tempFilePath)
		if tempRemovalErr != nil {
			log.Warning("Cannot remove the temp script: %v", tempFilePath)
		} else {
			log.Debug("Temp script successfully removed")
		}

		if err != nil {
			os.Remove(shortcutFilePath)
		}
	}()

	log.Debug("Temp script file created: %v", tempFilePath)
	actualIconPath := app.GetActualIconPath(launcher)
	log.Debug("Actual icon path: '%v'", actualIconPath)

	workingDirectory := filepath.Dir(app.GetLocalDescriptorPath())
	log.Debug("Working directory: '%v'", workingDirectory)

	shortcutScript := fmt.Sprintf(windowsShortcutContent,
		shortcutFilePath,
		app.GetLocalDescriptorPath(),
		referenceDescriptor.GetDescription(),
		actualIconPath,
		workingDirectory)

	log.Debug("Writing script temp file...")
	tempFile.Write([]byte(shortcutScript))
	tempFile.Close()
	log.Debug("Temp script ready")

	log.Debug("Now executing the temp script...")

	shortcutCreationCommand := exec.Command("wscript", "/b", "/nologo", tempFilePath)

	err = shortcutCreationCommand.Run()
	if err != nil {
		return err
	}

	if !shortcutCreationCommand.ProcessState.Success() {
		return fmt.Errorf("The script did not run successfully")
	}

	log.Debug("The script was successful")

	return nil
}
Esempio n. 4
0
/*
Run is the entry point you must employ to create a custom installer, for example to
employ custom settings or a brand-new user interface, based on any technology
*/
func Run(
	launcher launchers.Launcher,
	userInterface ui.UserInterface,
	bootDescriptor descriptors.AppDescriptor) (err error) {

	settings := launcher.GetSettings()

	//----------------------------------------------------------------------------

	setupUserInterface(launcher, userInterface)
	defer dismissUserInterface(userInterface)

	//----------------------------------------------------------------------------

	userInterface.SetHeader("Performing startup operations")

	log.Debug("The boot descriptor is: %#v", bootDescriptor)

	//----------------------------------------------------------------------------

	userInterface.SetApp(bootDescriptor.GetName())

	//----------------------------------------------------------------------------

	appGallery := apps.NewAppGallery(settings.GetGalleryDirectory())
	log.Debug("The app gallery is: %#v", appGallery)

	//----------------------------------------------------------------------------

	log.Info("Resolving the app...")
	app, err := appGallery.GetApp(bootDescriptor)
	if err != nil {
		return err
	}
	log.Notice("The app directory is: '%v'", app.Directory)

	log.Debug("App is: %#v", app)

	firstRun := !app.DirectoryExists()
	log.Debug("Is this a first run for the app? %v", firstRun)

	//----------------------------------------------------------------------------

	if firstRun {
		log.Info("Now asking the user if the app can run...")

		canRun := app.CanPerformFirstRun(userInterface)
		if !canRun {
			return &ExecutionCanceled{}
		}

		log.Debug("The user agreed to proceed")

		log.Info("Ensuring the app dir is available...")
		err = app.EnsureDirectory()
		if err != nil {
			return err
		}
		log.Notice("App dir available")
	}

	//----------------------------------------------------------------------------

	log.Info("Locking the app dir...")
	err = app.LockDirectory()
	if err != nil {
		return err
	}
	defer func() {
		unlockErr := app.UnlockDirectory()
		if unlockErr != nil {
			log.Warning(unlockErr.Error())
		}
	}()

	log.Notice("App dir locked")

	//----------------------------------------------------------------------------

	log.Info("Checking for conflicting local descriptors...")
	err = app.CheckForConflictingLocalDescriptors()
	if err != nil {
		return err
	}
	log.Notice("No conflicting local descriptors found")

	//----------------------------------------------------------------------------

	log.Info("Resolving the local descriptor...")
	localDescriptor := app.GetLocalDescriptor()

	startedWithLocalDescriptor := localDescriptor != nil
	log.Debug("Started with local descriptor? %v", startedWithLocalDescriptor)

	if startedWithLocalDescriptor {
		log.Info("Checking that local descriptor and boot descriptor actually match...")
		err = descriptors.CheckDescriptorMatch(localDescriptor, bootDescriptor)
		if err != nil {
			return err
		}
		log.Notice("The descriptors match correctly")
	}

	//----------------------------------------------------------------------------

	log.Info("Resolving the remote descriptor...")
	remoteDescriptor := app.GetRemoteDescriptor()

	if remoteDescriptor != nil {
		log.Info("Checking that remote descriptor and boot descriptor actually match...")
		err = descriptors.CheckDescriptorMatch(remoteDescriptor, bootDescriptor)
		if err != nil {
			return err
		}
		log.Notice("The descriptors match correctly")
	}

	//----------------------------------------------------------------------------

	log.Info("Now choosing the reference descriptor...")
	referenceDescriptor, err := app.GetReferenceDescriptor()
	if err != nil {
		return err
	}
	log.Notice("Reference descriptor chosen")

	log.Debug("The reference descriptor is: %#v", referenceDescriptor)

	//----------------------------------------------------------------------------

	err = referenceDescriptor.CheckRequirements()
	if err != nil {
		return err
	}

	//----------------------------------------------------------------------------

	userInterface.SetApp(referenceDescriptor.GetTitle())

	//----------------------------------------------------------------------------

	log.Info("Resolving the OS-specific app command line...")
	commandLine := referenceDescriptor.GetCommandLine()
	log.Notice("Command line resolved")

	log.Debug("Command line is: %v", commandLine)

	//----------------------------------------------------------------------------

	err = app.CheckFiles(settings, userInterface)
	if err != nil {
		return err
	}

	//----------------------------------------------------------------------------

	userInterface.SetHeader("Preparing the command...")

	log.Info("Creating the command...")
	command := app.PrepareCommand(commandLine)
	log.Notice("Command created")

	log.Debug("Command path: %v", command.Path)
	log.Debug("Command arguments: %v", command.Args)

	//----------------------------------------------------------------------------

	referenceDescriptorSaved := app.SaveReferenceDescriptor()

	if !startedWithLocalDescriptor && referenceDescriptorSaved {
		if userInterface.AskForDesktopShortcut(referenceDescriptor) {
			log.Info("Creating desktop shortcut...")

			err = app.CreateDesktopShortcut(launcher, referenceDescriptor)
			if err != nil {
				log.Warning("Could not create desktop shortcut: %v", err)
			} else {
				log.Notice("Desktop shortcut created")
			}
		} else {
			log.Info("The user refused to create a desktop shortcut")
		}
	}

	//----------------------------------------------------------------------------

	app.UnlockDirectory()

	//----------------------------------------------------------------------------

	userInterface.SetHeader("Launching the application")
	userInterface.SetStatus("")

	return app.Launch(command, settings, userInterface)
}