Module: Yast::PackagerKeyManagerDialogsInclude

Defined in:
src/include/packager/key_manager_dialogs.rb

Overview

Helpers for creating dialogs

Instance Method Summary collapse

Instance Method Details

#AddGPGKey ⇒ Object

Display a dialog for adding a GPG key


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# File 'src/include/packager/key_manager_dialogs.rb', line 162

def AddGPGKey
  contents = VBox(
    Frame(
      Id(:fr),
      _("Select a GPG Key"),
      MarginBox(
        1,
        0.3,
        VBox(
          HBox(
            InputField(Id(:file), Opt(:notify, :hstretch), Label.FileName),
            VBox(Label(""), PushButton(Id(:browse), Label.BrowseButton))
          )
        )
      )
    ),
    VSpacing(1),
    Frame(
      _("Properties of the GPG Key"),
      MarginBox(
        1,
        0.3,
        HBox(
          HSquash(
            VBox(
              Left(Label(_("Key ID: "))),
              Left(Label(_("Name: "))),
              Left(Label(_("Finger Print: "))),
              Left(Label(_("Created: "))),
              Left(Label(_("Expires: ")))
            )
          ),
          VBox(
            Label(Id(:key_id), Opt(:hstretch), ""),
            Label(Id(:key_name), Opt(:hstretch), ""),
            Label(Id(:key_fp), Opt(:hstretch), ""),
            Label(Id(:key_creadted), Opt(:hstretch), ""),
            Label(Id(:key_expires), Opt(:hstretch), "")
          )
        )
      )
    )
  )

  # dialog caption
  title = _("Adding a GPG Public Key")

  # help
  help_text = _("<p>\nManage known GPG public keys.</p>\n")

  help_text = Ops.add(
    help_text,
    _(
      "<p>\n" \
        "<b>Adding a New GPG Key</b><br>\n" \
        "To add a new GPG key, specify the path to the key file.\n" \
        "</p>\n"
    )
  )

  Wizard.SetNextButton(:next, Label.OKButton)
  Wizard.SetContents(title, contents, help_text, true, true)

  ret = nil
  begin
    ret = Convert.to_symbol(UI.UserInput)

    Builtins.y2debug("UserInput: %1", ret)

    if ret == :browse
      currentfile = Convert.to_string(UI.QueryWidget(Id(:file), :Value))
      # header in file selection popup
      newfile = UI.AskForExistingFile(
        currentfile,
        "*",
        _("Select a GPG Key To Import")
      )

      if !newfile.nil?
        UI.ChangeWidget(Id(:file), :Value, newfile)
        refreshNewKeyDetails(newfile)
      end
    elsif ret == :file
      keyfile = Convert.to_string(UI.QueryWidget(Id(:file), :Value))

      Builtins.y2debug("The file has changed: %1", keyfile)

      # refresh the information
      refreshNewKeyDetails(keyfile)
    elsif ret == :next
      # validate the entered file
      keyfile = Convert.to_string(UI.QueryWidget(Id(:file), :Value))
      Builtins.y2milestone("Selected file: %1", keyfile)

      if keyfile.nil? || keyfile == ""
        Report.Error(_("Enter a filename"))
        UI.SetFocus(Id(:file))
        ret = :_dummy
        next
      end

      # always add as trusted
      @added_key = KeyManager.ImportFromFile(keyfile, true)

      ret = :_dummy if @added_key.nil? || Builtins.size(@added_key).zero?
    end
  end while !Builtins.contains([:back, :abort, :next], ret)

  Wizard.RestoreNextButton

  ret
end

#createHWTable ⇒ Array

Creates a summary table with GPG key configuration


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# File 'src/include/packager/key_manager_dialogs.rb', line 39

def createHWTable
  ret = []

  Builtins.foreach(KeyManager.GetKeys) do |key|
    descr = []
    # escape <> characters in the key name
    # translators: %1 is GPG key name (e.g. 'SuSE Package Signing Key <[email protected]>')
    descr = Builtins.add(
      descr,
      Builtins.sformat(
        _("Name: %1"),
        String.EscapeTags(Ops.get_string(key, "name", ""))
      )
    )
    # %1 is a GPG Key fingerprint (e.g. '79C179B2E1C820C1890F9994A84EDAE89C800ACA')
    descr = Builtins.add(
      descr,
      Builtins.sformat(
        _("Finger Print: %1"),
        Ops.get_string(key, "fingerprint", "")
      )
    )
    # %1 is the date when the GPG key was generated (e.g. '9.10.2000')
    descr = Builtins.add(
      descr,
      Builtins.sformat(_("Created: %1"), Ops.get_string(key, "created", ""))
    )
    expires = Ops.get_integer(key, "expires_raw", 0)
    exp_str = if Ops.greater_than(expires, 0) && ::Time.now.to_i > expires
      # %1 is the date when the GPG key expired (e.g. '10.6.2005'), display the date in red
      Builtins.sformat(
        _("Expires: <font color = \"red\">%1</font> (The key is expired.)"),
        Ops.get_string(key, "expires", "")
      )

    # summary string - the GPG key never expires
    elsif expires.zero?
      _("The key never expires.")
    else
      # %1 is the date when the GPG key expires (e.g. '21.3.2015') or "Never"
      Builtins.sformat(
        _("Expires: %1"),
        Ops.get_string(key, "expires", "")
      )
    end
    descr = Builtins.add(descr, exp_str)
    icon_tag = Ops.add(
      Ops.add("<IMG SRC=\"", Directory.icondir),
      "/22x22/apps/yast-security.png\">&nbsp;&nbsp;&nbsp;"
    )
    r = {
      "id"          => Ops.get_string(key, "id", ""),
      "table_descr" => [
        Ops.get_string(key, "id", ""),
        Ops.get_string(key, "name", "")
      ],
      "rich_descr"  => WizardHW.CreateRichTextDescription(
        Ops.add(
          icon_tag,
          Builtins.sformat(_("Key: %1"), Ops.get_string(key, "id", ""))
        ),
        descr
      )
    }
    ret = Builtins.add(ret, r)
  end

  Builtins.y2debug("table content: %1", ret)

  deep_copy(ret)
end

#initialize_packager_key_manager_dialogs(_include_target) ⇒ Object 


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# File 'src/include/packager/key_manager_dialogs.rb', line 13

def initialize_packager_key_manager_dialogs(_include_target)
  Yast.import "Pkg"
  Yast.import "UI"

  textdomain "packager"

  Yast.import "Wizard"
  Yast.import "WizardHW"
  Yast.import "Label"
  Yast.import "Popup"
  Yast.import "KeyManager"
  Yast.import "String"
  Yast.import "FileUtils"
  Yast.import "Directory"
  Yast.import "Report"
  Yast.import "Sequencer"

  @gpg_mgr_standalone_mode = false

  # remember the details about the added key from AddGPGKey(),
  # the details are displayed in NewKeySummary()
  @added_key = {}
end

#KeySummary ⇒ Object

Display the main dialog for GPG key management


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# File 'src/include/packager/key_manager_dialogs.rb', line 276

def KeySummary
  Builtins.y2milestone("Running Summary dialog")

  # dialog caption
  title = _("GPG Public Key Management")

  # help
  help_text = _("<p>\nManage known GPG public keys.</p>\n")

  help_text = Ops.add(
    help_text,
    _(
      "<p>\n" \
        "<b>Adding a New GPG Key</b><br>\n" \
        "To add a new GPG key, use <b>Add</b> and specify the path to the key file.\n" \
        "</p>"
    )
  )

  # help, continued
  help_text = Ops.add(
    help_text,
    _(
      "<p>\n" \
        "<b>Modifying a GPG Key Status</b>\n" \
        "To modify the trusted flag, use <b>Edit</b>. To remove a GPG key, use\n" \
        "<b>Delete</b>.\n" \
        "</p>\n"
    )
  )

  # table header
  WizardHW.CreateHWDialog(title, help_text, [_("Key ID"), _("Name")], [])

  # set the navigation keys according to the current mode
  if @gpg_mgr_standalone_mode
    Wizard.DisableBackButton
    Wizard.SetNextButton(:next, Label.FinishButton)
  else
    Wizard.EnableBackButton
    Wizard.SetNextButton(:next, Label.OKButton)
  end

  ret = nil

  # set the table content
  SetItems(nil)
  begin
    ev = WizardHW.WaitForEvent
    Builtins.y2milestone("WaitForEvent: %1", ev)

    ret = Ops.get_symbol(ev, ["event", "ID"])

    # the selected key
    key_id = Ops.get_string(ev, "selected", "")

    Builtins.y2milestone("Selected key: %1, action: %2", key_id, ret)

    # remove the key
    if ret == :delete
      key = KeyManager.SearchGPGKey(key_id)

      if Popup.YesNo(
        Builtins.sformat(
          _("Really delete key '%1'\n'%2'?"),
          key_id,
          Ops.get_string(key, "name", "")
        )
      )
        KeyManager.DeleteKey(key_id)
        # refresh the table
        SetItems(nil)

        # HACK: - refresh (clear) the rich text part of the dialog
        # TODO: fix a bug in WizardHW?
        SetItems("") if Builtins.size(KeyManager.GetKeys).zero?
      end
    end
  end while !Builtins.contains([:back, :abort, :next, :add], ret)

  ret
end

#refreshNewKeyDetails(file) ⇒ Object 


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# File 'src/include/packager/key_manager_dialogs.rb', line 130

def refreshNewKeyDetails(file)
  key = {}

  # at first check whether the file exists at all
  if FileUtils.Exists(file)
    # check whether the file contains a valid GPG key
    key = Pkg.CheckGPGKeyFile(file)
    Builtins.y2milestone("File content: %1", key)
  end

  UI.ChangeWidget(Id(:key_id), :Value, Ops.get_string(key, "id", ""))
  UI.ChangeWidget(Id(:key_name), :Value, Ops.get_string(key, "name", ""))
  UI.ChangeWidget(
    Id(:key_fp),
    :Value,
    Ops.get_string(key, "fingerprint", "")
  )
  UI.ChangeWidget(
    Id(:key_creadted),
    :Value,
    Ops.get_string(key, "created", "")
  )
  UI.ChangeWidget(
    Id(:key_expires),
    :Value,
    Ops.get_string(key, "expires", "")
  )

  nil
end

#RunGPGKeyMgmt(standalone) ⇒ Object

Run the GPG key management workflow


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# File 'src/include/packager/key_manager_dialogs.rb', line 360

def RunGPGKeyMgmt(standalone)
  @gpg_mgr_standalone_mode = standalone

  aliases = { "summary" => -> { KeySummary() }, "add" => [lambda do
    AddGPGKey()
  end, true] }

  sequence = {
    "ws_start" => "summary",
    "summary"  => { abort: :abort, next: :next, add: "add" },
    "add"      => { next: "summary", abort: :abort }
  }

  Builtins.y2milestone(
    "Starting the key management sequence (standalone: %1)",
    standalone
  )
  ret = Sequencer.Run(aliases, sequence)

  ret
end

#SetItems(selected_key) ⇒ Object

Set/refresh the table content


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# File 'src/include/packager/key_manager_dialogs.rb', line 112

def SetItems(selected_key)
  # create description for WizardHW
  items = createHWTable
  Builtins.y2debug("items: %1", items)

  WizardHW.SetContents(items)

  if !selected_key.nil?
    # set the previously selected key
    WizardHW.SetSelectedItem(selected_key)
  end

  # properties of a key cannot be changed, disable Edit button
  UI.ChangeWidget(Id(:edit), :Enabled, false)

  nil
end