Class: Y2Network::Dialogs::WirelessWepKeys::WEPKeys

Inherits:
CWM::CustomWidget
  • Object
show all
Defined in:
src/lib/y2network/dialogs/wireless_wep_keys.rb

Instance Method Summary collapse

Constructor Details

#initialize(settings) ⇒ WEPKeys

Returns a new instance of WEPKeys.


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# File 'src/lib/y2network/dialogs/wireless_wep_keys.rb', line 139

def initialize(settings)
  textdomain "network"
  @settings = settings
end

Instance Method Details

#contents ⇒ Object 


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# File 'src/lib/y2network/dialogs/wireless_wep_keys.rb', line 144

def contents
  VBox(
    Table(
      Id(:wep_keys_table),
      Header(
        # Table header label
        # Abbreviation of Number
        _("No."),
        # Table header label
        _("Key"),
        # Table header label
        Center(_("Default"))
      )
    ),
    HBox(
      # PushButton label
      PushButton(Id(:wep_keys_add), Yast::Label.AddButton),
      # PushButton label
      PushButton(Id(:wep_keys_edit), Yast::Label.EditButton),
      # PushButton label
      PushButton(Id(:wep_keys_delete), Yast::Label.DeleteButton),
      # PushButton label
      PushButton(Id(:wep_keys_default), _("&Set as Default"))
    )
  )
end

#dialog(value = nil) ⇒ String?

Open a dialog to add/edit a key. TODO: own class for it

Parameters:

  • value (String, nil) (defaults to: nil) —

    existing key to edit or nil for new key.

Returns:

  • (String, nil) —

    key or nil if dialog is canceled


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# File 'src/lib/y2network/dialogs/wireless_wep_keys.rb', line 243

def dialog(value = nil)
  value ||= ""
  Yast::UI.OpenDialog(
    Opt(:decorated),
    VBox(
      HSpacing(1),
      # TextEntry label
      TextEntry(Id(:key), _("&WEP Key"), value),
      HSpacing(1),
      HBox(
        PushButton(Id(:ok), Opt(:default), Yast::Label.OKButton),
        PushButton(Id(:cancel), Yast::Label.CancelButton)
      )
    )
  )

  Yast::UI.SetFocus(Id(:key))
  val = nil
  while (ret = Yast::UI.UserInput) == :ok
    val = Yast::UI.QueryWidget(Id(:key), :Value)
    break if valid_key?(val)

    # Popup::Error text
    Yast::Popup.Error(
      _(
        "The WEP key is not valid. WEP key can be specified either directly in hex " \
          "digits, with or without dashes, or in the key's ASCII representation " \
          "(prefix s: ), or as a passphrase which will be hashed (prefix h: )."
      )
    )
  end

  Yast::UI.CloseDialog
  return nil if ret != :ok

  val
end

#handle(event) ⇒ Symbol?

Returns dialog result.

Returns:

  • (Symbol, nil) —

    dialog result


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# File 'src/lib/y2network/dialogs/wireless_wep_keys.rb', line 204

def handle(event)
  return nil if event["EventReason"] != "Activated"

  cur = Yast::UI.QueryWidget(Id(:wep_keys_table), :CurrentItem).to_i
  case event["ID"]
  when :wep_keys_edit
    key = dialog(@settings.keys[cur])
    if key
      @settings.keys[cur] = key
      refresh_table(cur)
    end
  when :wep_keys_add
    key = dialog
    if key
      # replace first nil value
      index = @settings.keys.index(nil)
      if index
        @settings.keys[index] = key
      else
        @settings.keys << key
      end
      log.info "new keys #{@settings.keys.inspect}"
      refresh_table(@settings.keys.compact.size - 1)
    end
  when :wep_keys_delete
    @settings.keys.delete_at(cur)
    refresh_table(0)
  when :wep_keys_default
    @settings.default_key = cur
    refresh_table(cur)
  end

  nil
end

#init ⇒ Object

TODO: help text which explain format of WEP keys


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# File 'src/lib/y2network/dialogs/wireless_wep_keys.rb', line 173

def init
  refresh_table(0)
end

#refresh_table(selected_index) ⇒ Object 


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# File 'src/lib/y2network/dialogs/wireless_wep_keys.rb', line 177

def refresh_table(selected_index)
  @settings.keys ||= [] # TODO: should be fixed by proper initialize of settings object
  table_items = @settings.keys.each_with_index.map do |key, i|
    next unless key

    Item(Id(i), i.to_s, key, (i == @settings.default_key) ? "X" : "")
  end

  compact_keys = @settings.keys.compact

  Yast::UI.ChangeWidget(Id(:wep_keys_table), :Items, table_items.compact)
  [:wep_keys_delete, :wep_keys_edit, :wep_keys_default].each do |k|
    Yast::UI.ChangeWidget(
      Id(k),
      :Enabled,
      !compact_keys.empty?
    )
  end
  Yast::UI.ChangeWidget(
    Id(:wep_keys_add),
    :Enabled,
    compact_keys.size < 4 # only 4 keys are possible
  )
  Yast::UI.ChangeWidget(Id(:wep_keys_table), :CurrentItem, selected_index)
end

#valid_key?(_key) ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'src/lib/y2network/dialogs/wireless_wep_keys.rb', line 281

def valid_key?(_key)
  # TODO: write validation
  true
end