2013-06-24 13:41:48 +02:00
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/* Copyright (c) Citrix Systems Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System.Collections.Generic;
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using System.Drawing;
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2016-06-23 16:26:32 +02:00
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using System.Linq;
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2013-06-24 13:41:48 +02:00
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using System.Windows.Forms;
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using XenAdmin.Actions;
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using XenAdmin.Core;
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using XenAdmin.Properties;
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using XenAPI;
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using XenAdmin.Dialogs;
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namespace XenAdmin.Commands
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{
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/// <summary>
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/// Shuts down the selected hosts. Shows a confirmation dialog.
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/// </summary>
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internal class ShutDownHostCommand : Command
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{
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/// <summary>
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/// Initializes a new instance of this Command. The parameter-less constructor is required if
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/// this Command is to be attached to a ToolStrip menu item or button. It should not be used in any other scenario.
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/// </summary>
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public ShutDownHostCommand()
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{
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}
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public ShutDownHostCommand(IMainWindow mainWindow, IEnumerable<SelectedItem> selection)
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: base(mainWindow, selection)
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{
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}
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public ShutDownHostCommand(IMainWindow mainWindow, Host host, Control parent)
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: base(mainWindow, host)
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{
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SetParent(parent);
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}
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protected override void ExecuteCore(SelectedItemCollection selection)
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{
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List<AsyncAction> actions = new List<AsyncAction>();
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foreach (Host host in selection.AsXenObjects<Host>(CanExecute))
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{
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this.MainWindowCommandInterface.CloseActiveWizards(host.Connection);
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ShutdownHostAction action = new ShutdownHostAction(host,AddHostToPoolCommand.NtolDialog);
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2014-01-22 13:39:32 +01:00
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action.Completed += e => MainWindowCommandInterface.RequestRefreshTreeView();
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2013-06-24 13:41:48 +02:00
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actions.Add(action);
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}
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RunMultipleActions(actions, null, Messages.ACTION_HOSTS_SHUTTING_DOWN, Messages.ACTION_HOSTS_SHUTDOWN, true);
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}
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protected override bool CanExecuteCore(SelectedItemCollection selection)
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{
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return selection.AllItemsAre<Host>() && selection.AtLeastOneXenObjectCan<Host>(CanExecute);
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}
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private static bool CanExecute(Host host)
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{
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return host != null && host.IsLive && !HelpersGUI.HasActiveHostAction(host) ;
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}
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public override string MenuText
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{
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get
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{
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return Messages.MAINWINDOW_SHUTDOWN;
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}
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}
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public override Image MenuImage
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{
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get
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{
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return Resources._001_ShutDown_h32bit_16;
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}
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}
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protected override bool ConfirmationRequired
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{
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get
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{
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return true;
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}
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}
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protected override string ConfirmationDialogTitle
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{
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get
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{
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SelectedItemCollection selection = GetSelection();
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if (selection.Count == 1)
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{
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return Messages.CONFIRM_SHUTDOWN_SERVER_TITLE;
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}
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return Messages.CONFIRM_SHUTDOWN_SERVERS_TITLE;
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}
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}
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protected override string ConfirmationDialogText
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{
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get
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{
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List<Host> hosts = GetSelection().AsXenObjects<Host>();
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2016-06-23 16:26:32 +02:00
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bool hasRunningVMs = false;
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var hciHosts = new List<Host>();
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foreach (Host h in hosts)
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{
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if (h.HasRunningVMs)
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hasRunningVMs = true;
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2016-06-27 11:43:29 +02:00
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if (h.Connection.ResolveAll(h.resident_VMs).Exists(v => v.HciWarnBeforeShutdown))
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2016-06-23 16:26:32 +02:00
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hciHosts.Add(h);
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}
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if (hciHosts.Count > 0)
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return hciHosts.Count == 1
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? string.Format(Messages.CONFIRM_SHUTDOWN_HCI_WARN_SERVER, hciHosts[0].Name)
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: string.Format(Messages.CONFIRM_SHUTDOWN_HCI_WARN_SERVERS, string.Join("\n", hciHosts.Select(h => h.Name)));
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if (hasRunningVMs)
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return hosts.Count == 1
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? string.Format(Messages.CONFIRM_SHUTDOWN_SERVER, hosts[0].Name)
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: Messages.CONFIRM_SHUTDOWN_SERVERS;
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return hosts.Count == 1
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? string.Format(Messages.CONFIRM_SHUTDOWN_SERVER_NO_VMS, hosts[0].Name)
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: Messages.CONFIRM_SHUTDOWN_SERVERS_NO_VMS;
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2013-06-24 13:41:48 +02:00
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}
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}
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protected override CommandErrorDialog GetErrorDialogCore(IDictionary<SelectedItem, string> cantExecuteReasons)
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{
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foreach (Host host in GetSelection().AsXenObjects<Host>())
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{
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if (!CanExecute(host) && host.IsLive)
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{
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return new CommandErrorDialog(Messages.ERROR_DIALOG_SHUTDOWN_HOST_TITLE, Messages.ERROR_DIALOG_SHUTDOWN_HOST_TEXT, cantExecuteReasons);
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}
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}
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return null;
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}
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protected override string GetCantExecuteReasonCore(SelectedItem item)
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{
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Host host = item.XenObject as Host;
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if (host == null)
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{
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return base.GetCantExecuteReasonCore(item);
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}
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if (!host.IsLive)
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{
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return Messages.HOST_ALREADY_SHUT_DOWN;
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}
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else if (HelpersGUI.HasActiveHostAction(host))
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{
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return Messages.HOST_ACTION_IN_PROGRESS;
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}
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return base.GetCantExecuteReasonCore(item);
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}
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protected override string ConfirmationDialogYesButtonLabel
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{
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get
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{
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return Messages.CONFIRM_SHUTDOWN_SERVER_YES_BUTTON_LABEL;
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}
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}
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protected override bool ConfirmationDialogNoButtonSelected
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{
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get
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{
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return true;
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}
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}
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}
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}
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