Get ignored directories values from database table. If no values found user
    will be prompted to enter values for this table.

    Returns
    ----------
      string
        List of ignored directories from database table.

def _GetIgnoredDirs(self):
    """
    Get ignored directories values from database table. If no values found user
    will be prompted to enter values for this table.

    Returns
    ----------
      string
        List of ignored directories from database table.
    """
    goodlogging.Log.Info("CLEAR", "Loading ignored directories from database:")
    goodlogging.Log.IncreaseIndent()
    ignoredDirs = self._db.GetIgnoredDirs()

    if ignoredDirs is None:
      goodlogging.Log.Info("CLEAR", "No ignored directories exist in database")
      ignoredDirs = self._UserUpdateIgnoredDirs()
    else:
      goodlogging.Log.Info("CLEAR", "Got ignored directories from database: {0}".format(ignoredDirs))

    if self._archiveDir not in ignoredDirs:
      ignoredDirs.append(self._archiveDir)

    goodlogging.Log.Info("CLEAR", "Using ignored directories: {0}".format(ignoredDirs))
    goodlogging.Log.DecreaseIndent()
    return ignoredDirs