code.grnet.gr Git - pithos-ms-client/blob - trunk/Pithos.Client.WPF/Shell/FeedbackViewModel.cs

   1 #region
   2 /* -----------------------------------------------------------------------
   3  * <copyright file="FeedbackViewModel.cs" company="GRNet">
   4  *
   5  * Copyright 2011-2012 GRNET S.A. All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or
   8  * without modification, are permitted provided that the following
   9  * conditions are met:
  10  *
  11  *   1. Redistributions of source code must retain the above
  12  *      copyright notice, this list of conditions and the following
  13  *      disclaimer.
  14  *
  15  *   2. Redistributions in binary form must reproduce the above
  16  *      copyright notice, this list of conditions and the following
  17  *      disclaimer in the documentation and/or other materials
  18  *      provided with the distribution.
  19  *
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
  22  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  23  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  24  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
  25  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  28  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  31  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32  * POSSIBILITY OF SUCH DAMAGE.
  33  *
  34  * The views and conclusions contained in the software and
  35  * documentation are those of the authors and should not be
  36  * interpreted as representing official policies, either expressed
  37  * or implied, of GRNET S.A.
  38  * </copyright>
  39  * -----------------------------------------------------------------------
  40  */
  41 #endregion
  42 using System.Collections.Specialized;
  43 using System.ComponentModel.Composition;
  44 using System.Diagnostics;
  45 using System.Diagnostics.Contracts;
  46 using System.IO;
  47 using System.Net;
  48 using System.Reflection;
  49 using System.Windows;
  50 using Caliburn.Micro;
  51 using Pithos.Client.WPF.Properties;
  52
  53 namespace Pithos.Client.WPF.Shell
  54 {
  55     using System;
  56     using System.Collections.Generic;
  57     using System.Linq;
  58     using System.Text;
  59
  60     /// <summary>
  61     /// TODO: Update summary.
  62     /// </summary>
  63     [Export(typeof(FeedbackViewModel))]
  64     public class FeedbackViewModel:Screen
  65     {
  66         public string Message { get; set; }
  67
  68         public string Data { get; set; }
  69
  70         private IWindowManager _windowManager;
  71
  72         private static readonly log4net.ILog Log = log4net.LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
  73
  74
  75         [ImportingConstructor]
  76         public FeedbackViewModel(IWindowManager windowManager)
  77         {
  78             DisplayName = "Send Feedback";
  79             _windowManager = windowManager;
  80             Data = GetBasicData() ;
  81         }
  82
  83         public void AppendData(string data)
  84         {
  85             Data = Data + "\r\n" + data;
  86         }
  87
  88         private string GetBasicData()
  89         {
  90             Assembly assembly = Assembly.GetExecutingAssembly();
  91
  92             var attributes = assembly.GetCustomAttributes(false);
  93             var versionAtt = attributes.OfType<AssemblyInformationalVersionAttribute>().First();
  94             var fileVersion = FileVersionInfo.GetVersionInfo(assembly.Location);
  95             var released = DateTime.Parse(versionAtt.InformationalVersion);
  96
  97
  98             var builder = new StringBuilder();
  99
 100             builder.AppendLine("Pithos+ Windows Client")
 101                 .Append('-', 30)
 102                 .AppendLine()
 103                 .AppendFormat("Released: {0}\r\n", released)
 104                 .AppendFormat("File Version: {0}\r\n", fileVersion.FileVersion)
 105                 .AppendFormat("Assembly Version: {0}\r\n", assembly.GetName().Version)
 106                 .AppendFormat("OS: {0} 64Bit: {1}\r\n",Environment.OSVersion,Environment.Is64BitOperatingSystem)
 107                 .AppendFormat("Wokring Set: {0} bytes\r\n", Environment.WorkingSet)
 108                 .AppendFormat("Processors: {0} \r\n", Environment.ProcessorCount)
 109                 .Append('=', 30)
 110                 .AppendLine();
 111             var basicData = builder.ToString();
 112             return basicData;
 113
 114         }
 115
 116         public void Send()
 117         {
 118             var message = "Pithos+ Windows Client Feedback:\r\n" +Message;
 119             var fields = new Dictionary<string, string> { { "feedback-msg", message }, { "feedback-data", Data } };
 120             string token="0007";
 121             if (Settings.Default.Accounts.Count>0)
 122                 token = Settings.Default.Accounts[0].ApiKey;
 123             try
 124             {
 125                 PostForm(Settings.Default.FeedbackUri, token,fields);
 126             }
 127             catch (Exception exc)
 128             {
 129                 Log.Error("Failed to submit feedback",exc);
 130                 MessageBox.Show("There was an error while submitting your feedback. The error was logged", "Failed to submit feedback",
 131                                 MessageBoxButton.OK, MessageBoxImage.Error);
 132             }
 133
 134             TryClose();
 135         }
 136
 137         private void PostForm(string formUrl, string token,Dictionary<string, string> fields)
 138         {
 139
 140             if (String.IsNullOrWhiteSpace(formUrl))
 141                 throw new ArgumentNullException("formUrl");
 142             if (String.IsNullOrWhiteSpace(token))
 143                 throw new ArgumentNullException("token");
 144             if (fields == null)
 145                 throw new ArgumentNullException("fields");
 146             Contract.EndContractBlock();
 147
 148
 149             var client = new WebClient();
 150             client.Headers.Add("X-Auth-Token", token);
 151
 152             var values=new NameValueCollection();
 153             fields.Apply(field => values.Add(field.Key, Uri.EscapeDataString(field.Value)));
 154             try
 155             {
 156                 client.UploadValues(formUrl, values);
 157             }
 158             catch (WebException exc)
 159             {
 160                 Log.WarnFormat("Unexpected status returned from feedback form: {0} - {1}", exc.Status,exc.Message);
 161             }
 162         }
 163     }
 164 }