func tryToRemoveLogs(logsDirectory string, settings config.Settings) {
if !caravel.DirectoryExists(logsDirectory) {
return
}
logFiles, err := ioutil.ReadDir(logsDirectory)
if err != nil {
fmt.Fprintf(os.Stderr, "Cannot list the logs directory: %v\n", err)
return
}
now := time.Now()
for _, logFile := range logFiles {
logFileAge := now.Sub(logFile.ModTime())
if logFileAge.Hours() > float64(settings.GetLogMaxAgeInHours()) {
logFilePath := filepath.Join(logsDirectory, logFile.Name())
err = os.Remove(logFilePath)
if err != nil {
fmt.Fprintf(os.Stderr, "Cannot delete log file: '%v'\n", logFile.Name())
}
}
}
}
func (app *App) PrepareCommand(commandLine []string) (command *exec.Cmd) {
if caravel.DirectoryExists(app.filesDirectory) {
os.Chdir(app.filesDirectory)
log.Notice("Files directory set as the current directory")
} else {
os.Chdir(app.Directory)
log.Notice("App directory set as the current directory")
}
if len(commandLine) == 1 {
return exec.Command(commandLine[0])
}
return exec.Command(commandLine[0], commandLine[1:]...)
}
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
}
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
}
func (app *App) DirectoryExists() bool {
return caravel.DirectoryExists(app.Directory)
}