Module: Yast::RestoreUiInclude

Defined in:
../../src/include/restore/ui.rb

Instance Method Summary (collapse)

Instance Method Details

- (Symbol) ArchiveContentsDialog

Display content of backup archive in the table.

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 890

def ArchiveContentsDialog
  Wizard.ClearContents

  if @archivecontentscache == nil
    @archivecontentscache = CreateArchiveContentTree(Restore.GetArchiveInfo)
  end

  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      # tree label
      Tree(
        Id(:tree),
        _("Archive &Contents"),
        CreateArchiveContentTree(Restore.GetArchiveInfo)
      ),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  Wizard.SetNextButton(:next, Label.OKButton)

  # dialog header
  Wizard.SetContents(
    _("Archive Contents"),
    contents,
    ArchiveContentHelp(),
    true,
    true
  )

  ret = nil
  begin
    ret = UI.UserInput

    ret = :abort if ret == :cancel
  end while ret != :next && ret != :abort && ret != :back

  Wizard.RestoreNextButton

  Convert.to_symbol(ret)
end

- (Symbol) ArchivePropertyDialog

Display archive property - date of backup, user comment…

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 760

def ArchivePropertyDialog
  if Mode.config == false
    Builtins.y2milestone(
      "missing packages %1: ",
      Restore.GetMissingPackages
    )
    Builtins.y2milestone("extra packages %1: ", Restore.GetExtraPackages)
    Builtins.y2milestone(
      "mismatched packages %1: ",
      Restore.GetMismatchedPackages
    )
  end

  date = Restore.GetArchiveDate
  hostname = Restore.GetArchiveHostname
  comment = Restore.GetArchiveComment
  archname = Restore.GetInputName

  multivolume = Restore.IsMultiVolume == true ? _("Yes") : _("No")

  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      # label text
      Left(
        HBox(
          Label(Id(:flabel), _("Archive Filename:")),
          HSpacing(2),
          Label(Id(:flabel2), archname)
        )
      ),
      VSpacing(0.5),
      # label text
      Left(
        HBox(
          Label(Id(:dlabel), _("Date of Backup:")),
          HSpacing(2),
          Label(Id(:dlabel2), date)
        )
      ),
      VSpacing(0.5),
      # label text
      Left(
        HBox(
          Label(Id(:hlabel), _("Backup Hostname:")),
          HSpacing(2),
          Label(Id(:hlabel2), hostname)
        )
      ),
      VSpacing(0.5),
      # label text
      Left(
        HBox(
          Label(Id(:mlabel), _("Multivolume Archive:")),
          HSpacing(2),
          Label(Id(:mlabel2), multivolume)
        )
      ),
      VSpacing(1.0),
      # multi line widget label
      Left(Label(_("Archive &Description:"))),
      RichText(Id(:description), Opt(:plainMode), comment),
      VSpacing(1.0),
      # push button label
      PushButton(Id(:details), Opt(:key_F2), _("&Archive Content...")),
      VSpacing(1),
      # push button label
      PushButton(Id(:options), Opt(:key_F7), _("E&xpert Options...")),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  # dialog header
  Wizard.SetContents(
    _("Archive Properties"),
    contents,
    ArchivePropertyHelp(),
    true,
    true
  )

  ret = nil
  begin
    ret = UI.UserInput

    ret = :abort if ret == :cancel
  end while ret != :next && ret != :abort && ret != :back && ret != :details &&
    ret != :options

  if Restore.IsMultiVolume == true && Restore.TestAllVolumes == false &&
      ret == :next
    # ask for next volumes
    ret = :multi
  end

  @lastret = Convert.to_symbol(ret)
  Convert.to_symbol(ret)
end

- (Symbol) ArchiveSelectionDialog(multivolume, askformore, input)

Backup archive is selected in this dialog.

Parameters:

  • multivolume (Boolean)

    True = first archive file is entered, otherwise volume parts are entered

  • askformore (Boolean)

    False: ask only for one volume part, true: ask until all volumes are entered

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 303

def ArchiveSelectionDialog(multivolume, askformore, input)
  Builtins.y2debug("input: %1", input)

  # cache removable devices
  if @removabledevices == nil
    @removabledevices = DetectRemovable()
    Builtins.y2milestone(
      "Detected removable devices: %1",
      @removabledevices
    )
  end

  if multivolume == false && Mode.config == false
    # clear previous selection
    Restore.ResetArchiveSelection
  end

  file_name = ""
  nfs_server = ""
  nfs_file = ""
  cd_file = ""

  type = :file
  dev = ""

  urlinput = input != nil && input != "" ? input : Restore.inputname
  proposal = ""

  if urlinput != nil
    Builtins.y2debug("urlinput: %1", urlinput)

    parsed_url = URL.Parse(urlinput)
    scheme = Ops.get_string(parsed_url, "scheme", "file")

    if scheme == "nfs"
      type = :nfs
      nfs_server = Ops.get_string(parsed_url, "host", "")
      nfs_file = Ops.get_string(parsed_url, "path", "")
      proposal = nfs_file
    elsif Builtins.regexpmatch(scheme, "^cd[0-9]*") ||
        Builtins.regexpmatch(scheme, "^fd[0-9]*")
      type = :removable

      devindex = Builtins.regexpsub(scheme, "[cf]d0*([0-9]*)", "\\1")

      devindex = "0" if devindex == nil || devindex == ""

      if Mode.test == false
        devpath = Builtins.regexpmatch(scheme, "^cd[0-9]*") ?
          path(".probe.cdrom") :
          path(".probe.floppy")
        devicemaps = Convert.convert(
          SCR.Read(devpath),
          :from => "any",
          :to   => "list <map>"
        )
        devicemap = Ops.get(devicemaps, Builtins.tointeger(devindex), {})
        dev = Ops.get_string(devicemap, "dev_name", "") 
        # dev = lookup(select((list<map>) SCR::Read(devpath), tointeger(devindex), $[]), "dev_name", "");
      end

      cd_file = Ops.get_string(parsed_url, "path", "")
      proposal = cd_file
    elsif scheme == "dev"
      type = :removable
      dev = Ops.add("/dev/", Ops.get_string(parsed_url, "host", ""))
      file_name = Ops.get_string(parsed_url, "path", "")
      proposal = file_name
    else
      type = :file
      file_name = Ops.get_string(parsed_url, "path", "")
      proposal = file_name
    end

    if urlinput == input && multivolume == true
      proposal = ProposeNextVolume(proposal)

      if proposal != ""
        if type == :removable
          cd_file = proposal
        elsif type == :nfs
          nfs_file = proposal
        else
          file_name = proposal
        end
      end
    end
  end

  # unmount previous file system
  Restore.Umount

  contents = VBox(
    # frame label
    Frame(
      multivolume == false ? _("Backup Archive") : _("Multivolume Archive"),
      HBox(
        RadioButtonGroup(
          Id(:source),
          Opt(:notify),
          VBox(
            VSpacing(0.5),
            # radio button label
            Left(
              RadioButton(
                Id(:file),
                Opt(:notify),
                _("&Local File"),
                type == :file
              )
            ),
            VSquash(
              HBox(
                HSpacing(2),
                # text entry label
                Bottom(
                  TextEntry(
                    Id(:filename),
                    _("Archive Filena&me"),
                    file_name
                  )
                ),
                HSpacing(1),
                # push button label
                Bottom(PushButton(Id(:selectfile), _("&Select...")))
              )
            ),
            VSpacing(1),
            # radio button label
            Left(
              RadioButton(
                Id(:nfs),
                Opt(:notify),
                _("Network (N&FS)"),
                type == :nfs
              )
            ),
            VSquash(
              HBox(
                HSpacing(2),
                # text entry label
                Bottom(
                  TextEntry(
                    Id(:nfsserver),
                    _("I&P Address or Name of NFS Server"),
                    nfs_server
                  )
                ),
                HSpacing(1),
                # push button label
                Bottom(PushButton(Id(:selecthost), _("Select &Host...")))
              )
            ),
            HBox(
              HSpacing(2),
              # text entry label
              TextEntry(Id(:nfsfilename), _("&Archive Filename"), nfs_file)
            ),
            VSpacing(1),
            # radio button label
            Left(
              RadioButton(
                Id(:removable),
                Opt(:notify),
                _("Rem&ovable Device"),
                type == :removable
              )
            ),
            HBox(
              HSpacing(2),
              # combo box label
              Left(
                ComboBox(
                  Id(:device),
                  Opt(:editable),
                  _("&Device"),
                  CreateDeviceList(@removabledevices, dev)
                )
              )
            ),
            VSquash(
              HBox(
                HSpacing(2),
                # text entry label
                Bottom(
                  TextEntry(
                    Id(:remfilename),
                    _("Archi&ve Filename"),
                    cd_file
                  )
                ),
                HSpacing(1),
                # push button label
                Bottom(PushButton(Id(:remfile), _("S&elect...")))
              )
            ),
            VSpacing(1)
          )
        ),
        HSpacing(1)
      )
    ),
    VSpacing(1)
  )

  # dialog header
  title = multivolume == false ?
    _("Archive Selection") :
    _("Multivolume Archive Selection")

  Wizard.SetContents(
    title,
    contents,
    multivolume == true ?
      ArchiveMultiSelectionHelp() :
      ArchiveSelectionHelp(),
    true,
    true
  )

  ShadowButtons(type)

  ret = nil
  begin
    ret = UI.UserInput

    if ret == :selectfile
      file = UI.AskForExistingFile("/", "*.tar", _("Select Archive File"))

      if file != nil && file != ""
        UI.ChangeWidget(Id(:filename), :Value, file)
      end
    end
    if ret == :selecthost
      selectedhost = NetworkPopup.NFSServer(
        Convert.to_string(UI.QueryWidget(Id(:nfsserver), :Value))
      )

      if selectedhost != "" && selectedhost != nil
        UI.ChangeWidget(Id(:nfsserver), :Value, selectedhost)
      end
    elsif ret == :nfs || ret == :removable || ret == :file
      ShadowButtons(
        Convert.to_symbol(UI.QueryWidget(Id(:source), :CurrentButton))
      )
    elsif ret == :remfile
      selected = Convert.to_string(UI.QueryWidget(Id(:device), :Value))
      device = ComboToDevice(selected, @removabledevices)
      fname = Convert.to_string(UI.QueryWidget(Id(:remfilename), :Value))

      # file selection from removable device - mount device
      mount = Restore.MountInput(Ops.add(device, fname))

      if Ops.get_boolean(mount, "success", false) == true
        mountpnt = Ops.get_string(mount, "mpoint", "/")
        file = UI.AskForExistingFile(
          Ops.add(mountpnt, "/"),
          "*.tar",
          _("Select Archive File")
        )

        if file != nil && file != ""
          # check if file is under mountpoint directory
          if Builtins.substring(file, 0, Builtins.size(mountpnt)) != mountpnt
            # error message - selected file is out of mounted file system
            Popup.Error(
              _("The selected file is not on the mounted device.")
            )
          else
            # set file name
            UI.ChangeWidget(
              Id(:remfilename),
              :Value,
              Builtins.substring(file, Builtins.size(mountpnt))
            )
          end
        end

        # umount file system
        SCR.Execute(path(".target.umount"), mountpnt)
      else
        # error message
        Popup.Error(_("Cannot mount file system."))
      end
    elsif ret == :next
      type2 = Convert.to_symbol(UI.QueryWidget(Id(:source), :CurrentButton))

      if Mode.test == true
        input = "file:///tmp/archive.tar"
      elsif type2 == :file
        fname = Convert.to_string(UI.QueryWidget(Id(:filename), :Value))

        if fname == ""
          # error message - file name is missing
          Popup.Error(_("Enter a valid filename."))
          input = ""
        else
          input = Ops.add("file://", fname)
        end
      elsif type2 == :nfs
        server = Convert.to_string(UI.QueryWidget(Id(:nfsserver), :Value))
        file = Convert.to_string(UI.QueryWidget(Id(:nfsfilename), :Value))

        if server == "" || file == ""
          # error message - file or server name is missing
          Popup.Error(_("Enter a valid server and filename."))
          input = ""
        else
          input = Ops.add(Ops.add(Ops.add("nfs://", server), ":"), file)
        end
      elsif type2 == :removable
        selected = Convert.to_string(UI.QueryWidget(Id(:device), :Value))
        device = ComboToDevice(selected, @removabledevices)
        fname = Convert.to_string(UI.QueryWidget(Id(:remfilename), :Value))

        Builtins.y2milestone("Selected removable device: %1", device)

        if device == "" || fname == ""
          # error message - file or device name is missing
          Popup.Error(_("Enter a valid device and filename."))
          input = ""
        else
          input = Ops.add(device, fname)
        end
      else
        Builtins.y2error("Unknown source type %1", type2)
      end

      if input != ""
        configure = true

        if Mode.config
          # popup question
          answer = Popup.YesNo(
            _(
              "Detailed configuration requires reading the archive.\n" +
                "If an archive is not read, full restoration will be configured.\n" +
                "\n" +
                "Read the selected archive?\n"
            )
          )

          configure = answer
          Restore.completerestoration = !answer
          Builtins.y2debug(
            "completerestoration: %1",
            Restore.completerestoration
          )

          if !configure
            Restore.runbootloader = true
            Restore.restoreRPMdb = true
            Restore.inputname = input
          end
        end

        if configure
          readresult = false
          lastvolume = false

          # progress message
          UI.OpenDialog(Label(_("Reading archive contents...")))

          Builtins.y2debug(
            "Restore::IsMultiVolume(): %1",
            Restore.IsMultiVolume
          )

          if Restore.IsMultiVolume == false
            readresult = Restore.Read(input)
          else
            # read next volume
            nextresult = Restore.ReadNextVolume(input)
            readresult = Ops.get_boolean(nextresult, "success", false)
            lastvolume = Ops.get_boolean(nextresult, "lastvolume", false)
          end

          UI.CloseDialog

          if readresult == false
            # error message - %1 is archive file name
            Popup.Error(
              Builtins.sformat(
                _("Cannot read backup archive file %1."),
                input
              )
            )
            Restore.Umount
            ret = :dummy
          else
            @restoredfiles = []
            @failedfiles = []

            if Restore.IsMultiVolume == true && askformore == true
              # umount source and ask for next volume
              Restore.Umount

              if lastvolume == false
                if multivolume == true
                  widget = nil

                  if type2 == :file
                    widget = :filename
                  elsif type2 == :removable
                    widget = :remfilename
                  elsif type2 == :nfs
                    widget = :nfsfilename
                  else
                    Builtins.y2warning("Unknown source type: %1", type2)
                  end

                  fn = Convert.to_string(UI.QueryWidget(Id(widget), :Value))
                  prop = ProposeNextVolume(fn)

                  UI.ChangeWidget(Id(widget), :Value, prop) if prop != ""

                  ret = :dummy
                end
              else
                # last volume - test all volumes together
                testall = Restore.TestAllVolumes

                Builtins.y2debug("TestAllVolumes(): %1", testall)

                if testall == false
                  Builtins.y2error("Test Restore::TestAllVolumes() failed")
                  # error message - multi volume archive consistency check failed
                  Popup.Error(
                    _(
                      "Test of all volumes failed.\n" +
                        "\tAn archive file is probably corrupted.\n" +
                        "\t"
                    )
                  )

                  ret = :back
                end
              end
            end
          end
        else
          ret = :noconfig
        end
      else
        ret = :dummy
      end
    elsif ret == :cancel
      ret = :abort
    end
  end while ret != :next && ret != :abort && ret != :back && ret != :multi &&
    ret != :noconfig

  Convert.to_symbol(ret)
end

- (Symbol) AtExit

This function should be called only once before end of client. This function cleans up the system - unmounts mounted files systems.

Returns:

  • (Symbol)

    Returns symbol `next for wizard sequencer



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# File '../../src/include/restore/ui.rb', line 2010

def AtExit
  # unmount file system
  Restore.Umount

  :next
end

- (String) ComboToDevice(selected, dev)

Convert selected device name in combobox to URL-like equivalent

Parameters:

  • selected (String)

    Selected string in combo box

  • dev (Hash{String => map})

    Devices info

Returns:

  • (String)

    Device name in URL-like syntax



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# File '../../src/include/restore/ui.rb', line 279

def ComboToDevice(selected, dev)
  dev = deep_copy(dev)
  ret = ""

  Builtins.foreach(dev) do |d, info|
    if selected ==
        Ops.add(
          Ops.add(Ops.add(Ops.get_string(info, "device", ""), " ("), d),
          ")"
        )
      ret = Ops.get_string(info, "type", "cd://")
    end
  end 


  ret = Ops.add(Ops.add("dev://", selected), ":") if ret == ""

  ret
end

- (Array) CreateArchiveContentTable(packagesinfo)

Return content for table widget - list of backup files

Parameters:

  • packagesinfo (Hash <String, Hash{String => Object>})

    Map $[ “packagename” : $[ “files” : [“files in the archive”] ] ]

Returns:

  • (Array)

    Table content



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# File '../../src/include/restore/ui.rb', line 2258

def CreateArchiveContentTable(packagesinfo)
  packagesinfo = deep_copy(packagesinfo)
  ret = []
  num = 0

  Builtins.foreach(packagesinfo) do |p, info|
    files = Ops.get_list(info, "files", [])
    version = Ops.get_string(info, "vers", "")
    Builtins.foreach(files) do |file|
      ret = Builtins.add(ret, Item(Id(num), p, version, file))
      num = Ops.add(num, 1)
    end
  end if packagesinfo != nil

  deep_copy(ret)
end

- (Array) CreateArchiveContentTree(packagesinfo)

Return content for table widget - list of backup files

Parameters:

  • packagesinfo (Hash <String, Hash{String => Object>})

    Map $[ “packagename” : $[ “files” : [“files in the archive”] ] ]

Returns:

  • (Array)

    Table content



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# File '../../src/include/restore/ui.rb', line 864

def CreateArchiveContentTree(packagesinfo)
  packagesinfo = deep_copy(packagesinfo)
  ret = []
  num = 0

  Builtins.foreach(packagesinfo) do |p, info|
    files = Ops.get_list(info, "files", [])
    itemfiles = []
    version = Ops.get_string(info, "vers", "")
    itemfiles = Builtins.maplist(files) { |s| Item(s) }
    if p == ""
      # package name for files not owned by any package
      p = _("--No package--")
    end
    ret = Builtins.add(
      ret,
      Item(Id(num), Ops.add(Ops.add(p, "-"), version), itemfiles)
    )
    num = Ops.add(num, 1)
  end if packagesinfo != nil

  deep_copy(ret)
end

- (Array) CreateDeviceList(dev, sel)

Create list of removable devices for combo box widget.

Parameters:

  • dev (Hash{String => map})

    Map with devices

  • sel (String)

    Preselected device

Returns:

  • (Array)

    Combo box content



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# File '../../src/include/restore/ui.rb', line 222

def CreateDeviceList(dev, sel)
  dev = deep_copy(dev)
  ret = []

  # add selected device list if it's missing in map
  if sel != nil && sel != "" && !Builtins.haskey(dev, sel)
    ret = [Item(Id(sel), sel)]
  end

  Builtins.foreach(dev) do |d, info|
    ret = Builtins.add(
      ret,
      Item(
        Id(
          Ops.add(
            Ops.add(Ops.add(Ops.get_string(info, "device", ""), " ("), d),
            ")"
          )
        ),
        Ops.add(
          Ops.add(Ops.add(Ops.get_string(info, "device", ""), " ("), d),
          ")"
        ),
        sel == d
      )
    )
  end 


  deep_copy(ret)
end

- (Array) CreateTableContents(contents, selected, defaultval)

Create content for table widget - columns: selection mark, package name, version, description

Parameters:

  • contents (Hash <String, Hash{String => String>})

    Map $[ “packagename” : $[ “ver” : “version”, “descr” : “short description” ] ]

  • defaultval (Boolean)

    if true “X” is in the first column, else “ ”

  • selected (Hash)

    Selected packages (only for autoinstallation, otherwise should be nil)

Returns:

  • (Array)

    Contents for Table widget



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# File '../../src/include/restore/ui.rb', line 1186

def CreateTableContents(contents, selected, defaultval)
  contents = deep_copy(contents)
  selected = deep_copy(selected)
  ret = []
  num = 0

  defval = defaultval == true ? "X" : " "

  Builtins.foreach(contents) do |p, m|
    ver = Ops.get(m, "ver", "")
    descr = Ops.get(m, "descr", "")
    defval = Builtins.haskey(selected, p) ? "X" : " " if selected != nil
    ret = Builtins.add(ret, Item(Id(num), defval, p, ver, descr))
    num = Ops.add(num, 1)
  end if contents != nil

  deep_copy(ret)
end

- (Array) CreateTableContentsRestoreSelection(restoreselection)

Return table widget contens - files and packages selected for restoration

Parameters:

  • restoreselection (Hash <String, Hash{String => Object>})

    Restore settings

Returns:

  • (Array)

    Table content



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# File '../../src/include/restore/ui.rb', line 1412

def CreateTableContentsRestoreSelection(restoreselection)
  restoreselection = deep_copy(restoreselection)
  ret = []
  # id of item in the table
  num = 0

  Builtins.foreach(restoreselection) do |p, m|
    ver = Ops.get_string(m, "vers", "")
    descr = Ops.get_string(m, "descr", "")
    seltype = Ops.get_string(m, "sel_type", " ")
    numfiles = ""
    if seltype == "X"
      # all files selected for restoration
      numfiles = _("All")
    elsif seltype == " "
      numfiles = ""
    elsif seltype == "P"
      total = Builtins.size(Ops.get_list(m, "files", []))
      sel = Builtins.size(Ops.get_list(m, "sel_file", []))

      # selected %1 (number of files) of %2 (number of files)
      numfiles = Builtins.sformat(_("%1 of %2"), sel, total)
    else
      Builtins.y2error("Unknown selection type: %1", seltype)
    end
    if p == ""
      # name for "no package" - files not owned by any package
      p = _("--No package--")
    end
    ret = Builtins.add(ret, Item(Id(num), seltype, numfiles, p, ver, descr))
    num = Ops.add(num, 1)
  end if restoreselection != nil

  deep_copy(ret)
end

- (Array) CreateTableContentsWithMismatched(contents, selected, defaultval)

Create content for table widget - columns: selection mark, package name, backup version, installed version, description

Parameters:

  • contents (Hash <String, Hash{String => String>})

    Map $[ “packagename” : $[ “ver” : “version”, “descr” : “short description” ] ]

  • defaultval (Boolean)

    if true “X” is in the first column, else “ ”

  • selected (Hash)

    Selected packages (only for autoinstallation, otherwise should be nil)

Returns:

  • (Array)

    Contents for Table widget



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# File '../../src/include/restore/ui.rb', line 1014

def CreateTableContentsWithMismatched(contents, selected, defaultval)
  contents = deep_copy(contents)
  selected = deep_copy(selected)
  ret = []
  num = 0

  defval = defaultval == true ? "X" : " "

  Builtins.foreach(contents) do |p, m|
    ver = Ops.get(m, "ver", "")
    descr = Ops.get(m, "descr", "")
    installed = Ops.get(m, "inst", "")
    defval = Builtins.haskey(selected, p) ? "X" : " " if selected != nil
    ret = Builtins.add(ret, Item(Id(num), defval, p, ver, installed, descr))
    num = Ops.add(num, 1)
  end if contents != nil

  deep_copy(ret)
end

- (Hash) DetectRemovable

Try to detect all removable devices present in the system

Returns:

  • (Hash)

    Removable devices info



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# File '../../src/include/restore/ui.rb', line 90

def DetectRemovable
  ret = {}

  # detect floppy devices
  devices = Mode.test == false ?
    Convert.convert(
      SCR.Read(path(".probe.floppy")),
      :from => "any",
      :to   => "list <map>"
    ) :
    [
      {
        "bus"            => "Floppy",
        "class_id"       => 262,
        "dev_name"       => "/dev/fd0",
        "notready"       => true,
        "old_unique_key" => "xjDN.oZ89vuho4Y3",
        "resource"       => {
          "size" => [
            { "unit" => "cinch", "x" => 350, "y" => 0 },
            { "unit" => "sectors", "x" => 2880, "y" => 512 }
          ]
        },
        "sub_class_id"   => 3,
        "unique_key"     => "sPPV.oZ89vuho4Y3"
      }
    ]
  num = 0

  Builtins.foreach(devices) do |dev|
    dev_name = Ops.get_string(dev, "dev_name", "")
    device = Ops.get_string(dev, "device", "")
    if device == ""
      if Ops.get_string(dev, "bus", "") == "Floppy"
        # floppy disk drive - combo box item
        device = _("Floppy")
      end
    end
    if dev_name != ""
      ret = Builtins.add(
        ret,
        dev_name,
        { "device" => device, "type" => Ops.add(Ops.add("fd", num), "://") }
      )
    end
    num = Ops.add(num, 1)
  end 


  # detect cdrom devices
  devices = Mode.test == false ?
    Convert.convert(
      SCR.Read(path(".probe.cdrom")),
      :from => "any",
      :to   => "list <map>"
    ) :
    [
      {
        "bus"            => "IDE",
        "cdtype"         => "cdrom",
        "class_id"       => 262,
        "dev_name"       => "/dev/hdc",
        "device"         => "CD-540E",
        "driver"         => "ide-cdrom",
        "notready"       => true,
        "old_unique_key" => "3JYE.3LYJ0fijWD1",
        "resource"       => {
          "size" => [{ "unit" => "sectors", "x" => 0, "y" => 512 }]
        },
        "rev"            => "1.0A",
        "sub_class_id"   => 2,
        "unique_key"     => "hY5p.ZxKxy3YdB66"
      }
    ]
  num = 0

  Builtins.foreach(devices) do |dev|
    dev_name = Ops.get_string(dev, "dev_name", "")
    device = Ops.get_string(dev, "device", "")
    if dev_name != ""
      ret = Builtins.add(
        ret,
        dev_name,
        { "device" => device, "type" => Ops.add(Ops.add("cd", num), "://") }
      )
    end
    num = Ops.add(num, 1)
  end 


  deep_copy(ret)
end

- (Symbol) FileSelectionDialog(packagename)

Display all files in backup archive which belong to package. User can select which files will be resored.

Parameters:

  • packagename (String)

    Name of package

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 1830

def FileSelectionDialog(packagename)
  # create multiselection widget contents

  restore_info = Restore.GetArchiveInfo
  pkginfo = Ops.get_map(restore_info, packagename, {})
  # map pkginfo = lookup(Restore::GetArchiveInfo(), packagename, $[]);

  sel_type = Ops.get_string(pkginfo, "sel_type", " ")
  files = Ops.get_list(pkginfo, "files", [])
  sel_file = Ops.get_list(pkginfo, "sel_file", [])

  cont = []

  Builtins.foreach(files) do |f|
    selected = false
    if sel_type == "X"
      selected = true
    elsif sel_type == " "
      selected = false
    elsif sel_type == "P"
      selected = Builtins.contains(sel_file, f)
    else
      Builtins.y2error(
        "Unknown selection type %1 in package %2",
        sel_type,
        packagename
      )
    end
    cont = Builtins.add(cont, Item(Id(f), f, selected))
  end 


  # multi selection box label
  mlabel = _("&Files to Restore")

  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      ReplacePoint(Id(:rp), MultiSelectionBox(Id(:mbox), mlabel, cont)),
      VSpacing(1),
      HBox(
        # push button label
        PushButton(Id(:all), _("&Select All")),
        # push button label
        PushButton(Id(:none), _("&Deselect All"))
      ),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  Wizard.SetNextButton(:next, Label.OKButton)

  # dialog header - %1 is name of package (e.g. "aaa_base")
  Wizard.SetContents(
    Builtins.sformat(_("File Selection: Package %1"), packagename),
    contents,
    FileSelectionHelp(),
    true,
    true
  )

  ret = nil
  begin
    ret = UI.UserInput

    if ret == :all || ret == :none
      cont = []
      selected = ret == :all

      Builtins.foreach(files) do |f|
        cont = Builtins.add(cont, Item(Id(f), f, selected))
      end 


      UI.ReplaceWidget(Id(:rp), MultiSelectionBox(Id(:mbox), mlabel, cont))
    elsif ret == :cancel
      ret = :abort
    end
  end while ret != :next && ret != :abort && ret != :back

  if ret == :next
    sel_type_new = ""
    sel = Convert.to_list(UI.QueryWidget(Id(:mbox), :SelectedItems))

    if Builtins.size(sel) == 0
      sel_type_new = " "
    elsif Builtins.size(sel) == Builtins.size(files)
      sel_type_new = "X"
      # clear list of selected files to save memory, "X" as sel_type is enough
      sel = []
    else
      sel_type_new = "P"
    end

    Restore.SetRestoreSelection(
      packagename,
      { "sel_type" => sel_type_new, "sel_file" => sel }
    )
  end

  Wizard.RestoreNextButton

  Convert.to_symbol(ret)
end

- (Object) initialize_restore_ui(include_target)



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# File '../../src/include/restore/ui.rb', line 42

def initialize_restore_ui(include_target)
  Yast.import "Pkg"
  Yast.import "UI"

  textdomain "restore"

  Yast.import "Wizard"
  Yast.import "Progress"
  Yast.import "Restore"
  Yast.import "Mode"
  Yast.import "URL"

  Yast.import "Popup"
  Yast.import "Report"
  Yast.import "Label"
  Yast.import "Package"
  Yast.import "PackageSystem"
  Yast.import "Sequencer"

  Yast.include include_target, "restore/helps.rb"
  Yast.include include_target, "restore/summary_dialog.rb"
  Yast.import "NetworkPopup"

  @restorepackagename = nil

  @archivecontentscache = nil

  @restoredfiles = []
  @failedfiles = []
  @restoredpackages = 0
  @bloaderstatus = nil
  @susestatus = nil

  @packagestoinstall = {}
  @packagestouninstall = {}
  # mounted directory
  @mountdir = ""

  # map with detected removable devices
  @removabledevices = nil

  # last user input, used for dialog skipping
  @lastret = nil
end

- (Boolean) InstallQuestion(package, version)

Ask wheter missing package should be installed and restored

Parameters:

  • package (String)

    Package name

  • version (String)

    Package version

Returns:

  • (Boolean)

    True if package should be installed



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# File '../../src/include/restore/ui.rb', line 1453

def InstallQuestion(package, version)
  ret = false

  if Mode.config == true
    # do not ask in autoinstall config mode
    return true
  end

  if package != "" &&
      !Builtins.haskey(Restore.GetActualInstalledPackages, package) &&
      !Builtins.haskey(@packagestoinstall, package)
    # popup question - %1 is package name
    ret = Popup.AnyQuestion(
      "",
      Builtins.sformat(
        _("Package %1 is not installed in your system.\nInstall it?\n"),
        Ops.add(Ops.add(package, "-"), version)
      ),
      Label.YesButton,
      Label.NoButton,
      :focus_yes
    )

    if ret == true
      # add package to the map of installed packages
      @packagestoinstall = Builtins.add(
        @packagestoinstall,
        package,
        { "ver" => version }
      )
    end
  end

  ret
end

- (Symbol) PackageSelectionRestoreDialog

Packages (and files) for restoration can be selected in this archive.

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 1491

def PackageSelectionRestoreDialog
  button = PushButton(Id(:files), Opt(:key_F7), _("S&elect Files"))

  tablecontents = CreateTableContentsRestoreSelection(
    Restore.GetArchiveInfo
  )
  position = 0

  # refresh previous selection
  Builtins.foreach(tablecontents) do |t|
    # if (restorepackagename == select(t, 3, ""))
    if @restorepackagename == Ops.get_string(t, 3, "")
      position = Ops.get_integer(t, [0, 0], 0)
    end
  end if @restorepackagename != nil

  proposedRPMrestoration = Restore.ProposeRPMdbRestoration
  Builtins.y2milestone(
    "Proposed RPM restoration: %1",
    proposedRPMrestoration
  )

  _RPMoption = Restore.restoreRPMdb

  Builtins.y2warning("RPMoption: %1", _RPMoption)

  if _RPMoption == nil
    # BNC #553400, Comment #19: Use the proposed 'Restore RPM DB' only if proposal is valid
    if Builtins.haskey(proposedRPMrestoration, "proposed") &&
        Ops.get_boolean(proposedRPMrestoration, "proposed", false) != nil
      _RPMoption = Ops.get_boolean(
        proposedRPMrestoration,
        "proposed",
        false
      )
    else
      _RPMoption = false
    end
  end

  Builtins.y2warning("RPMoption: %1", _RPMoption)

  _RPMoption = false if _RPMoption == nil

  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      # table header
      Table(
        Id(:pkgtable),
        Opt(:notify),
        Header(
          " ",
          _("Files"),
          _("Package"),
          _("Version"),
          _("Description")
        ),
        tablecontents
      ),
      VSpacing(0.2),
      # push button label
      HBox(
        PushButton(Id(:select), _("&Select All")),
        PushButton(Id(:deselect), _("&Deselect All")),
        button
      ),
      VSpacing(1.0),
      # check box label - restore option
      CheckBox(
        Id(:rpmdb),
        Opt(:notify),
        _("Restore RPM &Database (if present in archive)"),
        _RPMoption
      ),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  # description of symbols in the table 1/2
  helptext = _(
    "X: Restore all files from backup, P: Partial restore of manually selected files"
  )

  # description of symbols in the table 2/2
  helptext = Ops.add(
    helptext,
    _(
      "<P>To select files to restore from the archive, press <B>Select Files</B>.</P>"
    )
  )

  # dialog header
  Wizard.SetContents(
    _("Packages to Restore"),
    contents,
    RestoreSelectionHelp(false),
    true,
    true
  )

  if Mode.config == true
    Wizard.SetNextButton(:next, Label.FinishButton)
  else
    Wizard.SetNextButton(:next, Label.OKButton)
  end

  if Restore.RPMrestorable == false
    # RPM DB cannot be restored (it is not contained in the archive)
    Restore.restoreRPMdb = false

    UI.ChangeWidget(Id(:rpmdb), :Enabled, false)
    Builtins.y2warning(
      "RPM DB is not present in the archive - cannot be restored"
    )
  end


  # set currnet item in the table
  if Ops.greater_than(Builtins.size(tablecontents), 0)
    UI.ChangeWidget(Id(:pkgtable), :CurrentItem, position)
  end

  ret = nil
  begin
    ret = UI.UserInput

    current = 0
    current_value = ""
    current_pkgname = ""
    current_version = ""

    if Ops.greater_than(Builtins.size(tablecontents), 0)
      current = Convert.to_integer(
        UI.QueryWidget(Id(:pkgtable), :CurrentItem)
      )
      current_item = Convert.to_term(
        UI.QueryWidget(Id(:pkgtable), term(:Item, current))
      )
      current_value = Ops.get_string(current_item, 1, " ")
      current_pkgname = Ops.get_string(current_item, 3, "")
      current_version = Ops.get_string(current_item, 4, "") 
      # current_value   = (string) select((term) UI::QueryWidget(`id(`pkgtable), `Item(current)), 1, " ");
      # current_pkgname = (string) select((term) UI::QueryWidget(`id(`pkgtable), `Item(current)), 3, "");
      # current_version = (string) select((term) UI::QueryWidget(`id(`pkgtable), `Item(current)), 4, "");
    end

    @restorepackagename = current_pkgname

    # package name "none" - files not owned by any package
    current_pkgname = "" if current_pkgname == _("--No package--")

    if ret == :pkgtable
      # toggle restore selection: "X" -> " ", " " -> "X", "P" -> " "
      if current_value == " "
        # check if package is installed
        # TODO check versions
        if current_pkgname != "" &&
            !Builtins.haskey(
              Restore.GetActualInstalledPackages,
              current_pkgname
            ) &&
            !Builtins.haskey(@packagestoinstall, current_pkgname)
          current_value = InstallQuestion(current_pkgname, current_version) ? "X" : " "
        else
          current_value = "X"
        end
      else
        current_value = " "
      end

      # files are selected to restore - all
      selectionstring = current_value == "X" ? _("All") : ""

      UI.ChangeWidget(Id(:pkgtable), term(:Item, current, 0), current_value)
      UI.ChangeWidget(
        Id(:pkgtable),
        term(:Item, current, 1),
        selectionstring
      )

      Restore.SetRestoreSelection(
        current_pkgname,
        { "sel_type" => current_value }
      )
    elsif ret == :files
      # check if package is installed
      # TODO check versions
      if current_value == " " && current_pkgname != "" &&
          !Builtins.haskey(
            Restore.GetActualInstalledPackages,
            current_pkgname
          ) &&
          !Builtins.haskey(@packagestoinstall, current_pkgname)
        if InstallQuestion(current_pkgname, current_version) == false
          ret = :dummy
        end
      end

      @restorepackagename = current_pkgname
    elsif (ret == :select || ret == :deselect) &&
        Ops.greater_than(Builtins.size(tablecontents), 0)
      # set selection type
      sel_type = ret == :select ? "X" : " "

      if sel_type == "X"
        # check whether some packages are missing, ask if they should be selected too
        missing = Restore.GetMissingPackages
        selmissing = Mode.config # select all packages in autoinstall config mode

        if missing != {} && Mode.config == false
          # user selected to restore all packages,
          # but some packages are not installed
          # ask to restore them
          question = _(
            "Some packages are not installed.\nSelect them for restoration?\n"
          )
          selmissing = Popup.AnyQuestion(
            "",
            question,
            Label.YesButton,
            Label.NoButton,
            :focus_no
          )
        end

        # ask about mismatched packages
        mismatched = Restore.GetMismatchedPackages
        selmismatch = Mode.config # select all packages in autoinstall config mode

        if mismatched != {} && Mode.config == false
          # user selected to restore all packages,
          # but some installed packages have different version than at backup
          # ask to restore them
          question = _(
            "Some installed packages have a different\n" +
              "version than in the backup archive.\n" +
              "Select them for restoration?\n"
          )
          selmismatch = Popup.AnyQuestion(
            "",
            question,
            Label.YesButton,
            Label.NoButton,
            :focus_no
          )
        end

        # set selection type for packages
        Builtins.foreach(Restore.GetArchiveInfo) do |p, info|
          sel = sel_type
          if selmissing == false && Builtins.haskey(missing, p) == true
            sel = " "
          elsif selmismatch == false &&
              Builtins.haskey(mismatched, p) == true
            sel = " "
          end
          Restore.SetRestoreSelection(
            p,
            { "sel_type" => sel, "sel_file" => [] }
          )
        end
      else
        # set selection type for all packages
        Builtins.foreach(Restore.GetArchiveInfo) do |p, info|
          Restore.SetRestoreSelection(
            p,
            { "sel_type" => sel_type, "sel_file" => [] }
          )
        end
      end

      # change table contents
      UI.ChangeWidget(
        Id(:pkgtable),
        :Items,
        CreateTableContentsRestoreSelection(Restore.GetArchiveInfo)
      )

      # set previous selection
      if current != nil
        UI.ChangeWidget(Id(:pkgtable), :CurrentItem, current)
      end
    elsif ret == :rpmdb
      # check current RPM rezstoration status with proposed
      selectedRPM = Convert.to_boolean(UI.QueryWidget(Id(:rpmdb), :Value))
      proposedRPMrestoration = Restore.ProposeRPMdbRestoration
      _RPMoption = Ops.get_boolean(proposedRPMrestoration, "proposed")

      if selectedRPM != _RPMoption
        # display warning

        if _RPMoption == true
          Popup.Warning(_("Restoring the RPM database is recommended."))
        elsif _RPMoption == false
          Popup.Warning(_("Not restoring the RPM database is recommended."))
        else
          # RPMoption is nil
          Popup.Warning(
            _(
              "There is a conflict between selected\n" +
                "packages and the RPM database restoration option.\n" +
                "Try changing the selection or the RPM database restoration status."
            )
          )
        end

        Restore.restoreRPMdb = selectedRPM
      end
    elsif ret == :cancel
      ret = :abort
    end
  end while ret != :next && ret != :abort && ret != :back && ret != :files

  if ret == :next
    final = Restore.GetArchiveInfo

    final = Builtins.filter(final) do |p, i|
      Ops.get_string(i, "sel_type", " ") != " "
    end

    Restore.restoreRPMdb = Convert.to_boolean(
      UI.QueryWidget(Id(:rpmdb), :Value)
    )

    Builtins.y2debug("Final restore selection: %1", final)
  end

  Wizard.RestoreNextButton if Mode.config == true

  @lastret = Convert.to_symbol(ret)
  Convert.to_symbol(ret)
end

- (String) ProposeNextVolume(volume)

Propose next file name of volume from file name

Parameters:

  • volume (String)

    Previuos volume name

Returns:

  • (String)

    Proposed next volume name



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# File '../../src/include/restore/ui.rb', line 187

def ProposeNextVolume(volume)
  # increase number in file name
  pos = Builtins.findlastof(volume, "/")
  volumedir = pos != nil ?
    Builtins.substring(volume, 0, Ops.add(pos, 1)) :
    ""
  volumefile = pos != nil ?
    Builtins.substring(volume, Ops.add(pos, 1)) :
    volume

  # ignore leading zeroes, 0xxx means octal number in tointeger() builtin
  volumenum = Builtins.tointeger(
    Builtins.regexpsub(volumefile, "0*([0-9]+)([^0-9]*)", "\\1")
  )

  volumebase = Builtins.regexpsub(volumefile, "([0-9]+)([^0-9]*)", "\\2")
  newvolume = ""

  if volumenum != nil
    volumenum = Ops.add(volumenum, 1)
    newvolume = Builtins.sformat("%1", volumenum)

    newvolume = Ops.add("0", newvolume) if Builtins.size(newvolume) == 1

    return Ops.add(Ops.add(volumedir, newvolume), volumebase)
  else
    return ""
  end
end

- (Object) RestoreAutoSequence

Restoration without reading and writing. For use with autoinstallation.

Returns:

  • (Object)

    Returned value from Sequencer::Run() call



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# File '../../src/include/restore/ui.rb', line 2207

def RestoreAutoSequence
  aliases = {
    "archive"    => lambda { ArchiveSelectionDialog(false, false, "") },
    "property"   => lambda { ArchivePropertyDialog() },
    "marchive"   => [lambda { ArchiveSelectionDialog(true, true, "") }, true],
    "contents"   => [lambda { ArchiveContentsDialog() }, true],
    "options"    => [lambda { RestoreOptionsDialog() }, true],
    "select"     => lambda { PackageSelectionRestoreDialog() },
    "atexit"     => lambda { AtExit() },
    "selectfile" => [lambda { FileSelectionDialog(@restorepackagename) }, true]
  }

  sequence = {
    "ws_start"   => "archive",
    "archive"    => {
      :next     => "property",
      :noconfig => "atexit",
      :abort    => :abort
    },
    "marchive"   => { :next => "select", :abort => :abort },
    "property"   => {
      :details => "contents",
      :options => "options",
      :multi   => "marchive",
      :next    => "select",
      :abort   => :abort
    },
    "contents"   => { :next => "property", :abort => :abort },
    "options"    => { :next => "property", :abort => :abort },
    "select"     => {
      :files => "selectfile",
      :abort => :abort,
      :next  => :next
    },
    "selectfile" => { :next => "select", :abort => :abort },
    "atexit"     => { :next => :next }
  }

  Wizard.CreateDialog
  Wizard.SetDesktopTitleAndIcon("restore")

  ret = Sequencer.Run(aliases, sequence)

  UI.CloseDialog
  deep_copy(ret)
end

- (Object) RestoreOptionsDialog

Dialog with options.

Returns:

  • UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 937

def RestoreOptionsDialog
  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      # check box label - restore option
      Left(
        CheckBox(
          Id(:lilo),
          _("Activate &Boot Loader Configuration after Restoration"),
          Restore.runbootloader
        )
      ),
      VSpacing(1),
      # check box label - restore option
      Left(
        TextEntry(
          Id(:target),
          _("Target Directory"),
          Restore.targetDirectory
        )
      ),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  Wizard.SetNextButton(:next, Label.OKButton)

  # dialog header
  Wizard.SetContents(
    _("Restore Options"),
    contents,
    RestoreOptionsHelp(),
    true,
    true
  )

  ret = nil
  target_dir = "/"
  begin
    ret = UI.UserInput

    target_dir = Convert.to_string(UI.QueryWidget(Id(:target), :Value))

    if Builtins.size(target_dir) == 0 ||
        Builtins.substring(target_dir, 0, 1) != "/"
      # error message - entered directory is empty or doesn't start with / character
      Popup.Error(
        _("The target directory is invalid or the path is not absolute.")
      )

      ret = nil
    end
  end while ret != :next && ret != :abort && ret != :back

  if ret == :cancel
    ret = :abort
  else
    Restore.runbootloader = Convert.to_boolean(
      UI.QueryWidget(Id(:lilo), :Value)
    )
    Restore.targetDirectory = Convert.to_string(
      UI.QueryWidget(Id(:target), :Value)
    )
  end

  Wizard.RestoreNextButton

  Convert.to_symbol(ret)
end

- (Symbol) RestoreProgressDialog

Restore packages from backup archive - display progress of restoring process

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 1939

def RestoreProgressDialog
  ret = nil
  progressbar = :progress

  bootloaderstep = Restore.runbootloader == true ? 1 : 0

  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      ProgressBar(
        Id(progressbar),
        " ",
        Ops.add(Restore.TotalPackagesToRestore, bootloaderstep),
        0
      ),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  # callback function for abort
  callback = lambda do
    Yast.import "Label"
    ret2 = UI.PollInput
    abort = false
    if ret2 == :abort || ret2 == :cancel
      # abort popup question
      abort = Popup.AnyQuestion(
        _("Abort Confirmation"),
        _("Really abort restore?"),
        Label.YesButton,
        Label.NoButton,
        :focus_no
      )
    end
    abort
  end

  # dialog header
  Wizard.SetContents(
    _("Restoring Files"),
    contents,
    RestoreProgressHelp(),
    false,
    false
  )

  # start restoration
  result = Restore.Write(callback, progressbar, Restore.targetDirectory)

  # set values from restoration
  ret = Ops.get_boolean(result, "aborted", false) ? :abort : :next

  # get lilo status
  @bloaderstatus = Ops.get_boolean(result, "bootloader", false)

  if ret == :next
    @restoredfiles = Ops.get_list(result, "restored", [])
    @failedfiles = Ops.get_list(result, "failed", [])
    @restoredpackages = Ops.get_integer(result, "packages", 0)
  end

  @lastret = ret
  ret
end

- (Object) RestoreSequence

Whole restoration

Returns:

  • (Object)

    Returned value from Sequencer::Run() call



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# File '../../src/include/restore/ui.rb', line 2144

def RestoreSequence
  aliases = {
    "archive"    => lambda { ArchiveSelectionDialog(false, false, "") },
    "property"   => lambda { ArchivePropertyDialog() },
    "marchive"   => [lambda { ArchiveSelectionDialog(true, true, "") }, true],
    "contents"   => [lambda { ArchiveContentsDialog() }, true],
    "options"    => [lambda { RestoreOptionsDialog() }, true],
    "install"    => lambda { SelectionInstallDialog() },
    "uninstall"  => lambda { SelectionUninstallDialog() },
    "sw_single"  => lambda { SWsingleDialog() },
    "select"     => lambda { PackageSelectionRestoreDialog() },
    "selectfile" => [lambda { FileSelectionDialog(@restorepackagename) }, true],
    "restore"    => [lambda { RestoreProgressDialog() }, true],
    "atexit"     => lambda { AtExit() },
    "summary"    => lambda { SummaryDialog() }
  }

  sequence = {
    "ws_start"   => "archive",
    "archive"    => {
      :next     => "property",
      :noconfig => "atexit",
      :abort    => "atexit"
    },
    "marchive"   => { :next => "install", :abort => "atexit" },
    "property"   => {
      :details => "contents",
      :options => "options",
      :multi   => "marchive",
      :next    => "install",
      :abort   => "atexit"
    },
    "contents"   => { :next => "property", :abort => "atexit" },
    "options"    => { :next => "property", :abort => "atexit" },
    "install"    => { :next => "uninstall", :abort => "atexit" },
    "uninstall"  => { :next => "sw_single", :abort => "atexit" },
    "sw_single"  => { :next => "select", :abort => "atexit" },
    "select"     => {
      :files => "selectfile",
      :abort => "atexit",
      :next  => "restore"
    },
    "restore"    => { :next => "summary", :abort => "atexit" },
    "selectfile" => { :next => "select", :abort => "atexit" },
    "summary"    => { :abort => "atexit", :next => "atexit" },
    "atexit"     => { :next => :next }
  }


  Wizard.CreateDialog
  Wizard.SetDesktopTitleAndIcon("restore")

  ret = Sequencer.Run(aliases, sequence)

  UI.CloseDialog
  ret
end

- (String) SelectFromList(label, inputlist, selected)

Select item from list

Parameters:

  • label (String)

    Label in dialog

  • inputlist (Array)

    List of values

  • selected (String)

    Default selected value

Returns:

  • (String)

    Selected value or empty string (“”) if dialog was closed



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# File '../../src/include/restore/ui.rb', line 2281

def SelectFromList(label, inputlist, selected)
  inputlist = deep_copy(inputlist)
  UI.OpenDialog(
    HBox(
      VSpacing(10),
      VBox(
        HSpacing(40),
        SelectionBox(Id(:selbox), label, inputlist),
        ButtonBox(
          PushButton(Id(:ok), Opt(:default), Label.OKButton),
          PushButton(Id(:cancel), Label.CancelButton)
        )
      )
    )
  )

  if Builtins.contains(inputlist, selected)
    UI.ChangeWidget(Id(:selbox), :CurrentItem, selected)
  end

  UI.SetFocus(Id(:ok))

  uinput = nil
  begin
    uinput = UI.UserInput
  end while uinput != :ok && uinput != :cancel

  ret = uinput == :cancel ?
    "" :
    Convert.to_string(UI.QueryWidget(Id(:selbox), :CurrentItem))

  UI.CloseDialog

  ret
end

- (Symbol) SelectionInstallDialog

Dialog for package selection - packages to install

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 1037

def SelectionInstallDialog
  missingpackages = Restore.GetMissingPackages

  # add mismatched packages
  Builtins.foreach(Restore.GetMismatchedPackages) do |p, info|
    missingpackages = Builtins.add(missingpackages, p, info)
  end 


  # if all packages are installed return `next (or `back)
  return @lastret if Builtins.size(missingpackages) == 0

  missing = CreateTableContentsWithMismatched(
    missingpackages,
    @packagestoinstall,
    true
  )
  # table header
  header = Header(
    " ",
    _("Package"),
    _("Version"),
    _("Installed Version"),
    _("Description")
  )

  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      Table(Id(:pkg), Opt(:notify), header, missing),
      VSpacing(1),
      HBox(
        # push button label
        PushButton(Id(:all), _("&Select All")),
        # push button label
        PushButton(Id(:none), _("&Deselect All"))
      ),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  # dialog header
  Wizard.SetContents(
    _("Package Restoration: Installation"),
    contents,
    InstallPackageHelp(),
    true,
    true
  )

  ret = nil
  begin
    ret = UI.UserInput

    if ret == :all
      UI.ChangeWidget(
        Id(:pkg),
        :Items,
        CreateTableContentsWithMismatched(missingpackages, nil, true)
      )
    elsif ret == :none
      UI.ChangeWidget(
        Id(:pkg),
        :Items,
        CreateTableContentsWithMismatched(missingpackages, nil, false)
      )
    elsif ret == :pkg
      current = Convert.to_integer(UI.QueryWidget(Id(:pkg), :CurrentItem))
      current_item = Convert.to_term(
        UI.QueryWidget(Id(:pkg), term(:Item, current))
      )
      current_value = Ops.get_string(current_item, 1, " ")
      # string current_value = (string) select((term) UI::QueryWidget(`id(`pkg), `Item(current)), 1, " ");

      if current_value == " "
        current_value = "X"
      else
        current_value = " "
      end

      UI.ChangeWidget(Id(:pkg), term(:Item, current, 0), current_value)
    elsif ret == :cancel
      ret = :abort
    end
  end while ret != :next && ret != :abort && ret != :back

  if ret != :abort
    num = Builtins.size(missingpackages)
    i = 0

    @packagestoinstall = {}

    while Ops.less_than(i, num)
      current_item = Convert.to_term(
        UI.QueryWidget(Id(:pkg), term(:Item, i))
      )
      s = Ops.get_string(current_item, 1, " ")
      p = Ops.get_string(current_item, 2, " ")
      # string s = (string) select((term) UI::QueryWidget(`id(`pkg), `Item(i)), 1, " ");
      # string p = (string) select((term) UI::QueryWidget(`id(`pkg), `Item(i)), 2, " ");

      if s == "X"
        i2 = Ops.get(missingpackages, p, {})
        v = Ops.get_string(i2, "ver", "")
        @packagestoinstall = Builtins.add(
          @packagestoinstall,
          p,
          { "ver" => v }
        )

        # change default restore status to 'restore' for packages which will be installed
        if Builtins.haskey(Restore.GetArchiveInfo, p)
          Restore.SetRestoreSelection(p, { "sel_type" => "X" })
        end
      else
        # change default restore status to 'do not restore' for packages which will not be installed
        if Builtins.haskey(Restore.GetArchiveInfo, p)
          Restore.SetRestoreSelection(p, { "sel_type" => " " })
        end

        if Builtins.haskey(@packagestoinstall, p)
          @packagestoinstall = Builtins.remove(@packagestoinstall, p)
        end
      end

      i = Ops.add(i, 1)
    end

    Builtins.y2milestone(
      "Selected packages to install: %1",
      @packagestoinstall
    )
  end

  # TODO: warn if some packages are not available on CDs and display path selection dialog to packages
  # LATER: allow to select package from backup archive (YOU stores packages to /var/... and they can be used)

  @lastret = Convert.to_symbol(ret)
  Convert.to_symbol(ret)
end

- (Symbol) SelectionUninstallDialog

Dialog for package selection - packages to uninstall

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 1208

def SelectionUninstallDialog
  extrapackages = Restore.GetExtraPackages

  # if none extra package is installed return `next (or `back)
  return @lastret if Builtins.size(extrapackages) == 0

  extra = CreateTableContents(extrapackages, @packagestouninstall, true)
  # table header
  header = Header(" ", _("Package"), _("Version"), _("Description"))

  contents = HBox(
    HSpacing(2),
    VBox(
      VSpacing(1),
      Table(Id(:pkg), Opt(:notify), header, extra),
      VSpacing(1),
      HBox(
        # push button label
        PushButton(Id(:all), _("&Select All")),
        # push button label
        PushButton(Id(:none), _("&Deselect All"))
      ),
      VSpacing(1.5)
    ),
    HSpacing(2)
  )

  # dialog header
  Wizard.SetContents(
    _("Package Restoration: Uninstallation"),
    contents,
    UninstallPackageHelp(),
    true,
    true
  )

  ret = nil
  begin
    ret = UI.UserInput

    if ret == :all
      UI.ChangeWidget(
        Id(:pkg),
        :Items,
        CreateTableContents(extrapackages, nil, true)
      )
    elsif ret == :none
      UI.ChangeWidget(
        Id(:pkg),
        :Items,
        CreateTableContents(extrapackages, nil, false)
      )
    elsif ret == :pkg
      current = Convert.to_integer(UI.QueryWidget(Id(:pkg), :CurrentItem))
      current_item = Convert.to_term(
        UI.QueryWidget(Id(:pkg), term(:Item, current))
      )
      current_value = Ops.get_string(current_item, 1, " ")
      # string current_value = (string) select((term) UI::QueryWidget(`id(`pkg), `Item(current)), 1, " ");

      if current_value == " "
        current_value = "X"
      else
        current_value = " "
      end

      UI.ChangeWidget(Id(:pkg), term(:Item, current, 0), current_value)
    elsif ret == :cancel
      ret = :abort
    end
  end while ret != :next && ret != :abort && ret != :back

  if ret != :abort
    num = Builtins.size(extrapackages)
    i = 0

    @packagestouninstall = {}

    while Ops.less_than(i, num)
      current_item = Convert.to_term(
        UI.QueryWidget(Id(:pkg), term(:Item, i))
      )
      s = Ops.get_string(current_item, 1, " ")
      p = Ops.get_string(current_item, 2, " ")
      # string s = (string) select((term) UI::QueryWidget(`id(`pkg), `Item(i)), 1, " ");
      # string p = (string) select((term) UI::QueryWidget(`id(`pkg), `Item(i)), 2, " ");

      if s == "X"
        i2 = Ops.get(extrapackages, p, {})
        v = Ops.get_string(i2, "ver", "")
        @packagestouninstall = Builtins.add(
          @packagestouninstall,
          p,
          { "ver" => v }
        )
      elsif p != nil && Builtins.haskey(@packagestouninstall, p)
        @packagestouninstall = Builtins.remove(@packagestouninstall, p)
      end

      i = Ops.add(i, 1)
    end

    Builtins.y2milestone(
      "Selected packages to uninstall: %1",
      @packagestouninstall
    )
  end

  @lastret = Convert.to_symbol(ret)
  Convert.to_symbol(ret)
end

- (Object) ShadowButtons(type)

Enable/disable widget in file selction dialog according to selected input type

Parameters:

  • type (Symbol)

    Symbol of widget which will be enabled (possible values are file,nfs, `removable)



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# File '../../src/include/restore/ui.rb', line 258

def ShadowButtons(type)
  UI.ChangeWidget(Id(:filename), :Enabled, type == :file)
  UI.ChangeWidget(Id(:selectfile), :Enabled, type == :file)

  UI.ChangeWidget(Id(:nfsserver), :Enabled, type == :nfs)
  UI.ChangeWidget(Id(:nfsfilename), :Enabled, type == :nfs)
  UI.ChangeWidget(Id(:selecthost), :Enabled, type == :nfs)

  UI.ChangeWidget(Id(:device), :Enabled, type == :removable)
  UI.ChangeWidget(Id(:remfilename), :Enabled, type == :removable)
  UI.ChangeWidget(Id(:remfile), :Enabled, type == :removable)

  nil
end

- (String) StatusToString(status)

Convert programm status to string

Parameters:

  • status (Boolean)

    Status: true = OK, false = Failed, nil = “Not started”

Returns:

  • (String)

    Status



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# File '../../src/include/restore/ui.rb', line 2021

def StatusToString(status)
  # program return status - program was not started
  ret = "<I>" + _("Not started") + "</I>"

  if status == true
    # program return status - success
    ret = _("OK")
  elsif status == false
    # program return status - failed
    ret = "<B>" + _("Failed") + "</B>"
  end

  ret
end

- (Symbol) SummaryDialog

Display summary of restoration

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 2039

def SummaryDialog
  # summary information texts
  basicinfo = Ops.add(
    Ops.add(
      Ops.add(
        Ops.add(
          Ops.add(
            Ops.add(
              Ops.add(
                Ops.add(
                  Ops.add(
                    Ops.add(
                      Ops.add(
                        "<P>" + _("Number of Installed Packages: "),
                        Builtins.size(@packagestoinstall)
                      ),
                      "<BR>"
                    ),
                    _("Number of Uninstalled Packages: ")
                  ),
                  Builtins.size(@packagestouninstall)
                ),
                "</P><P>"
              ),
              _("Total Restored Packages: ")
            ),
            @restoredpackages
          ),
          "<BR>"
        ),
        _("Total Restored Files: ")
      ),
      @restoredfiles != nil ? Builtins.size(@restoredfiles) : 0
    ),
    "</P>"
  )

  # display failed files if any
  if Ops.greater_than(Builtins.size(@failedfiles), 0)
    # summary information text - header
    basicinfo = Ops.add(
      Ops.add(
        Ops.add(
          Ops.add(Ops.add(basicinfo, "<P><B>"), _("Failed Files")),
          "</B><BR>"
        ),
        Builtins.mergestring(@failedfiles, "<BR>")
      ),
      "</P>"
    )
  end

  # set lilo result string
  lilostr = StatusToString(@bloaderstatus)

  filelist = ""

  if @restoredfiles != nil &&
      Ops.greater_than(Builtins.size(@restoredfiles), 0)
    prefix = Restore.targetDirectory

    if Builtins.substring(prefix, Ops.subtract(Builtins.size(prefix), 1), 1) != "/"
      prefix = Ops.add(prefix, "/")
    end

    filelist = Ops.add(
      prefix,
      Builtins.mergestring(@restoredfiles, Ops.add("<BR>", prefix))
    )
  end

  # summary information texts - details
  extendedinfo = Ops.add(
    Ops.add(
      Ops.add(
        Ops.add(
          Ops.add(
            Ops.add(
              "<P><BR><B>" + _("Details:") + "</B></P><P>" +
                _("Boot Loader Configuration: "),
              lilostr
            ),
            " </P><P><B>"
          ),
          _("Restored Files:")
        ),
        "</B><BR>"
      ),
      filelist
    ),
    "</P>"
  )

  # dialog header
  DisplaySummaryDialog(
    basicinfo,
    Ops.add(basicinfo, extendedinfo),
    SummaryHelp(),
    _("Summary of Restoration"),
    :finish
  )
end

- (Symbol) SWsingleDialog

Start Yast2 package manager

Returns:

  • (Symbol)

    UI::UserInput() result



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# File '../../src/include/restore/ui.rb', line 1322

def SWsingleDialog
  install = []
  uninstall = []

  return :back if @lastret == :back

  if Ops.greater_than(Builtins.size(@packagestoinstall), 0)
    Builtins.foreach(@packagestoinstall) do |k, v|
      install = Builtins.add(install, k)
    end
  end

  if Ops.greater_than(Builtins.size(@packagestouninstall), 0)
    Builtins.foreach(@packagestouninstall) do |k, v|
      uninstall = Builtins.add(uninstall, k)
    end
  end

  Builtins.y2milestone("install: %1", install)
  Builtins.y2milestone("uninstall: %1", uninstall)

  unavailable_packages = []

  # Initialize the package manager (the same way it is used later)
  # before checking for packages availability
  PackageSystem.EnsureSourceInit

  # BNC #553400: Checking for all packages to install whether they are available
  Builtins.foreach(install) do |one_package|
    # Package is not available - cannot be installed
    if Pkg.IsAvailable(one_package) != true
      if Popup.AnyQuestion(
          # Headline
          _("Error"),
          # Error message
          Builtins.sformat(
            _(
              "Package %1 is not available on any of the subscribed repositories.\nWould you like to got back and deselect the package or skip it?\n"
            ),
            one_package
          ),
          _("Yes, Go &Back"),
          _("&Skip"),
          :focus_yes
        )
        Builtins.y2milestone(
          "User has decided to go back an unselect the package (%1)",
          one_package
        )
        @lastret = :back
        raise Break
      else
        unavailable_packages = Builtins.add(
          unavailable_packages,
          one_package
        )
        Builtins.y2warning(
          "User decided to skip missing package (%1)",
          one_package
        )
      end
    end
  end

  # Remove all unavailable packages from list of packages to install
  Builtins.foreach(unavailable_packages) do |do_not_install_package|
    install = Builtins.filter(install) do |one_package|
      one_package != do_not_install_package
    end
  end

  return :back if @lastret == :back

  if Ops.greater_than(Builtins.size(install), 0) ||
      Ops.greater_than(Builtins.size(uninstall), 0)
    if Package.DoInstallAndRemove(install, uninstall) != true
      Report.Error(
        _("Installation or removal of some packages has failed.")
      )
    end

    Restore.ReadActualInstalledPackages
  end

  @lastret
end