Synnefo » Pithos MS Client

// -----------------------------------------------------------------------

// <copyright file="StatusService.cs" company="GRNet">

// Copyright 2011-2012 GRNET S.A. All rights reserved.

// 

// Redistribution and use in source and binary forms, with or

// without modification, are permitted provided that the following

// conditions are met:

// 

//   1. Redistributions of source code must retain the above

//      copyright notice, this list of conditions and the following

//      disclaimer.

// 

//   2. Redistributions in binary form must reproduce the above

//      copyright notice, this list of conditions and the following

//      disclaimer in the documentation and/or other materials

//      provided with the distribution.

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// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

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// POSSIBILITY OF SUCH DAMAGE.

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// The views and conclusions contained in the software and

// documentation are those of the authors and should not be

// interpreted as representing official policies, either expressed

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// </copyright>

// -----------------------------------------------------------------------

using System;

using System.Diagnostics;

using System.Linq;

using System.ServiceModel.Description;

using Caliburn.Micro;

using System.ServiceModel;

using System.ComponentModel.Composition;

using Pithos.Core;

using Pithos.Interfaces;

namespace Pithos.Client.WPF.Services

{

    /// <summary>

    /// TODO: Update summary.

    /// </summary>

    [ServiceBehavior(ConcurrencyMode=ConcurrencyMode.Reentrant, UseSynchronizationContext=false, IncludeExceptionDetailInFaults = true)]

    [Export]

    public class StatusService : IStatusService,ISettingsService, ICommandsService

    {

        [Import]

        public IPithosSettings Settings { get; set; }

        [Import]

        public IStatusChecker Checker { get; set; }

        [Import]

        public PithosMonitor Monitor { get; set; }

        [Import]

        public IEventAggregator Events { get; set; }

        public StatusService()

        {

            IoC.BuildUp(this);

        }        

        public FileOverlayStatus GetStatus(string filePath)

        {

            return Checker.GetFileOverlayStatus(filePath);

        }

        public void DisplayProperties(string filePath)

        {

            //Monitor.

        }

        public void GotoSite(string filePath)

        {

            if (string.IsNullOrWhiteSpace(filePath))

                return;

            var activeAccount = Settings.Accounts.FirstOrDefault(acc => filePath.StartsWith(acc.RootPath, StringComparison.InvariantCultureIgnoreCase));

            var address = String.Format("{0}/ui/?token={1}&user={2}",

                                        activeAccount.ServerUrl,

                                        activeAccount.ApiKey,

                                        Uri.EscapeUriString(activeAccount.AccountName));

            Process.Start(address);

        }

        public PithosSettingsData GetSettings()

        {

            var data = new PithosSettingsData(Settings);

            return data;

        }

        public void ShowProperties(string fileName)

        {

            Events.Publish(new ShowFilePropertiesEvent(fileName));

        }

        public static ServiceHost Start()

        {

            // Create a ServiceHost for the CalculatorService type and provide the base address.

            var baseAddress = new Uri("net.pipe://localhost/pithos");

            var service = new ServiceHost(typeof(StatusService), baseAddress);

            var binding = new NetNamedPipeBinding(NetNamedPipeSecurityMode.None);

            service.AddServiceEndpoint(typeof(IStatusService), binding, "net.pipe://localhost/pithos/statuscache");

            service.AddServiceEndpoint(typeof(ISettingsService), binding, "net.pipe://localhost/pithos/settings");

            service.AddServiceEndpoint(typeof(ICommandsService), binding, "net.pipe://localhost/pithos/commands");

            //// Add a mex endpoint

/*

            var smb = new ServiceMetadataBehavior

                          { 

                              HttpGetEnabled = true,

                              HttpGetUrl = new Uri("http://localhost:30000/pithos/mex")

                          };

            service.Description.Behaviors.Add(smb);

*/

            service.Faulted+=OnError;

            service.Open();

            return service;

        }

        private static void OnError(object sender, EventArgs e)

        {

        }

        public static void Stop(ServiceHost statusService)

        {

            if (statusService == null)

                return;

            if (statusService.State == CommunicationState.Faulted)

                statusService.Abort();

            else if (statusService.State != CommunicationState.Closed)

                statusService.Close();            

        }

    }

}