version check

.gitignore

@@ -1,6 +1,7 @@
 Backup/
-shadowsocks-csharp/bin/
-shadowsocks-csharp/obj/
+bin/
+obj/
 shadowsocks-csharp/shadowsocks-csharp.csproj.user
+TestResults
 *.suo
 

shadowsocks-csharp.sln

@@ -3,6 +3,11 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Express 2012 for Windows Desktop
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "shadowsocks-csharp", "shadowsocks-csharp\shadowsocks-csharp.csproj", "{8C02D2F7-7CDB-4D55-9F25-CD03EF4AA062}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "test", "test\test.csproj", "{45913187-0685-4903-B250-DCEF0479CD86}"
+	ProjectSection(ProjectDependencies) = postProject
+		{8C02D2F7-7CDB-4D55-9F25-CD03EF4AA062} = {8C02D2F7-7CDB-4D55-9F25-CD03EF4AA062}
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|x86 = Debug|x86
@@ -14,6 +19,10 @@ Global
 		{8C02D2F7-7CDB-4D55-9F25-CD03EF4AA062}.Debug|x86.Deploy.0 = Debug|x86
 		{8C02D2F7-7CDB-4D55-9F25-CD03EF4AA062}.Release|x86.ActiveCfg = Release|x86
 		{8C02D2F7-7CDB-4D55-9F25-CD03EF4AA062}.Release|x86.Build.0 = Release|x86
+		{45913187-0685-4903-B250-DCEF0479CD86}.Debug|x86.ActiveCfg = Debug|x86
+		{45913187-0685-4903-B250-DCEF0479CD86}.Debug|x86.Build.0 = Debug|x86
+		{45913187-0685-4903-B250-DCEF0479CD86}.Release|x86.ActiveCfg = Release|x86
+		{45913187-0685-4903-B250-DCEF0479CD86}.Release|x86.Build.0 = Release|x86
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

shadowsocks-csharp/Controller/UpdateChecker.cs

@@ -0,0 +1,152 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Net;
+using System.Reflection;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Xml;
+
+namespace Shadowsocks.Controller
+{
+    public class UpdateChecker
+    {
+        private const string UpdateURL = "https://sourceforge.net/api/file/index/project-id/1817190/path/dist/mtime/desc/limit/10/rss";
+
+        public string LatestVersionNumber;
+        public string LatestVersionURL;
+        public event EventHandler NewVersionFound;
+
+        public void CheckUpdate()
+        {
+            // TODO test failures
+            WebClient http = new WebClient();
+            http.DownloadStringCompleted += http_DownloadStringCompleted;
+            http.DownloadStringAsync(new Uri(UpdateURL));
+        }
+
+        public static int CompareVersion(string l, string r)
+        {
+            var ls = l.Split('.');
+            var rs = r.Split('.');
+            for (int i = 0; i < Math.Max(ls.Length, rs.Length); i++)
+            {
+                int lp = (i < ls.Length) ? int.Parse(ls[i]) : 0;
+                int rp = (i < rs.Length) ? int.Parse(rs[i]) : 0;
+                if (lp != rp)
+                {
+                    return lp - rp;
+                }
+            }
+            return 0;
+        }
+
+        public class VersionComparer : IComparer<string>
+        {
+            // Calls CaseInsensitiveComparer.Compare with the parameters reversed. 
+            public int Compare(string x, string y)
+            {
+                return CompareVersion(ParseVersionFromURL(x), ParseVersionFromURL(y));
+            }
+
+        }
+
+        private static string ParseVersionFromURL(string url)
+        {
+            Match match = Regex.Match(url, @".*Shadowsocks-win.*?-([\d\.]+)\.\w+", RegexOptions.IgnoreCase);
+            if (match.Success)
+            {
+                if (match.Groups.Count == 2)
+                {
+                    return match.Groups[1].Value;
+                }
+            }
+            return null;
+        }
+
+        private void SortVersions(List<string> versions)
+        {
+            versions.Sort(new VersionComparer());
+        }
+
+        private bool IsNewVersion(string url)
+        {
+            // check dotnet 4.0
+            AssemblyName[] references = Assembly.GetExecutingAssembly().GetReferencedAssemblies();
+            Version dotNetVersion = Environment.Version;
+            foreach (AssemblyName reference in references)
+            {
+                if (reference.Name == "mscorlib")
+                {
+                    dotNetVersion = reference.Version;
+                }
+            }
+            if (dotNetVersion.Major >= 4)
+            {
+                if (url.IndexOf("dotnet4.0") < 0)
+                {
+                    return false;
+                }
+            }
+            else
+            {
+                if (url.IndexOf("dotnet4.0") >= 0)
+                {
+                    return false;
+                }
+            }
+            string version = ParseVersionFromURL(url);
+            if (version == null)
+            {
+                return false;
+            }
+            string currentVersion = Assembly.GetExecutingAssembly().GetName().Version.ToString();
+
+            return CompareVersion(version, currentVersion) > 0;
+        }
+
+        private void http_DownloadStringCompleted(object sender, DownloadStringCompletedEventArgs e)
+        {
+            try
+            {
+                string response = e.Result;
+
+                XmlDocument xmlDoc = new XmlDocument();
+                xmlDoc.LoadXml(response);
+                XmlNodeList elements = xmlDoc.GetElementsByTagName("media:content");
+                List<string> versions = new List<string>();
+                foreach (XmlNode el in elements)
+                {
+                    foreach (XmlAttribute attr in el.Attributes)
+                    {
+                        if (attr.Name == "url")
+                        {
+                            Console.WriteLine(attr.Value);
+                            if (IsNewVersion(attr.Value))
+                            {
+                                versions.Add(attr.Value);
+                            }
+                        }
+                    }
+                }
+                if (versions.Count == 0)
+                {
+                    return;
+                }
+                // sort versions
+                SortVersions(versions);
+                LatestVersionURL = versions[versions.Count - 1];
+                LatestVersionNumber = ParseVersionFromURL(LatestVersionURL);
+                if (NewVersionFound != null)
+                {
+                    NewVersionFound(this, new EventArgs());
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.Write(ex.ToString());
+                return;
+            }
+        }
+    }
+}

shadowsocks-csharp/Properties/Resources.Designer.cs

@@ -71,7 +71,7 @@ namespace Shadowsocks.Properties {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to proxyAddress = &quot;127.0.0.1&quot;
+        ///   Looks up a localized string similar to proxyAddress = &quot;__POLIPO_BIND_IP__&quot;
         ///
         ///socksParentProxy = &quot;127.0.0.1:__SOCKS_PORT__&quot;
         ///socksProxyType = socks5

shadowsocks-csharp/View/ConfigForm.cs

@@ -13,6 +13,7 @@ namespace Shadowsocks.View
     public partial class ConfigForm : Form
     {
         private ShadowsocksController controller;
+        private UpdateChecker updateChecker;
 
         // this is a copy of configuration that we are working on
         private Configuration modifiedConfiguration;
@@ -30,6 +31,9 @@ namespace Shadowsocks.View
             controller.PACFileReadyToOpen += controller_PACFileReadyToOpen;
             controller.ShareOverLANStatusChanged += controller_ShareOverLANStatusChanged;
 
+            this.updateChecker = new UpdateChecker();
+            updateChecker.NewVersionFound += updateChecker_NewVersionFound;
+
             LoadCurrentConfiguration();
         }
 
@@ -55,6 +59,21 @@ namespace Shadowsocks.View
             System.Diagnostics.Process.Start("explorer.exe", argument);
         }
 
+        void updateChecker_NewVersionFound(object sender, EventArgs e)
+        {
+            notifyIcon1.BalloonTipTitle = "Shadowsocks " + updateChecker.LatestVersionNumber + " Update Found";
+            notifyIcon1.BalloonTipText = "You can click here to download";
+            notifyIcon1.BalloonTipIcon = ToolTipIcon.Info;
+            notifyIcon1.BalloonTipClicked += notifyIcon1_BalloonTipClicked;
+            notifyIcon1.ShowBalloonTip(5000);
+            isFirstRun = false;
+        }
+
+        void notifyIcon1_BalloonTipClicked(object sender, EventArgs e)
+        {
+            Process.Start(updateChecker.LatestVersionURL);
+        }
+
         
         private void ShowWindow()
         {
@@ -176,6 +195,7 @@ namespace Shadowsocks.View
             {
                 isFirstRun = true;
             }
+            updateChecker.CheckUpdate();
         }
 
         private void ServersListBox_SelectedIndexChanged(object sender, EventArgs e)
@@ -242,6 +262,7 @@ namespace Shadowsocks.View
             {
                 notifyIcon1.BalloonTipTitle = "Shadowsocks is here";
                 notifyIcon1.BalloonTipText = "You can turn on/off Shadowsocks in the context menu";
+                notifyIcon1.BalloonTipIcon = ToolTipIcon.Info;
                 notifyIcon1.ShowBalloonTip(0);
                 isFirstRun = false;
             }

shadowsocks-csharp/shadowsocks-csharp.csproj

@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>Shadowsocks</RootNamespace>
     <AssemblyName>Shadowsocks</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <StartupObject>
     </StartupObject>
@@ -21,8 +21,7 @@
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
     <OldToolsVersion>3.5</OldToolsVersion>
-    <TargetFrameworkProfile>
-    </TargetFrameworkProfile>
+    <TargetFrameworkProfile>Client</TargetFrameworkProfile>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -63,12 +62,14 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
     <Reference Include="System.Windows.Forms" />
+    <Reference Include="System.XML" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="3rd\QRCodeCS.cs" />
     <Compile Include="3rd\SimpleJson.cs" />
     <Compile Include="Controller\FileManager.cs" />
     <Compile Include="Controller\Logging.cs" />
+    <Compile Include="Controller\UpdateChecker.cs" />
     <Compile Include="Encrypt\EncryptorBase.cs" />
     <Compile Include="Encrypt\EncryptorFactory.cs" />
     <Compile Include="Encrypt\PolarSSL.cs" />

test/Properties/AssemblyInfo.cs

@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("test")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("test")]
+[assembly: AssemblyCopyright("Copyright ©  2014")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible 
+// to COM components.  If you need to access a type in this assembly from 
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("f74e87ac-7e3a-444b-a1d9-8b91a674c60f")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

test/UnitTest.cs

@@ -0,0 +1,22 @@
+using System;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Shadowsocks.Controller;
+
+namespace test
+{
+    [TestClass]
+    public class UnitTest
+    {
+        [TestMethod]
+        public void TestCompareVersion()
+        {
+            Assert.IsTrue(UpdateChecker.CompareVersion("2.3.1.0", "2.3.1") == 0);
+            Assert.IsTrue(UpdateChecker.CompareVersion("1.2", "1.3") < 0);
+            Assert.IsTrue(UpdateChecker.CompareVersion("1.3", "1.2") > 0);
+            Assert.IsTrue(UpdateChecker.CompareVersion("1.3", "1.3") == 0);
+            Assert.IsTrue(UpdateChecker.CompareVersion("1.2.1", "1.2") > 0);
+            Assert.IsTrue(UpdateChecker.CompareVersion("2.3.1", "2.4") < 0);
+            Assert.IsTrue(UpdateChecker.CompareVersion("1.3.2", "1.3.1") > 0);
+        }
+    }
+}

test/test.csproj

@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{45913187-0685-4903-B250-DCEF0479CD86}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>test</RootNamespace>
+    <AssemblyName>test</AssemblyName>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{3AC096D0-A1C2-E12C-1390-A8335801FDAB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">10.0</VisualStudioVersion>
+    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
+    <ReferencePath>$(ProgramFiles)\Common Files\microsoft shared\VSTT\$(VisualStudioVersion)\UITestExtensionPackages</ReferencePath>
+    <IsCodedUITest>False</IsCodedUITest>
+    <TestProjectType>UnitTest</TestProjectType>
+    <TargetFrameworkProfile />
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
+    <OutputPath>bin\x86\Debug\</OutputPath>
+    <PlatformTarget>x86</PlatformTarget>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
+    <OutputPath>bin\x86\Release\</OutputPath>
+    <PlatformTarget>x86</PlatformTarget>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+  </ItemGroup>
+  <Choose>
+    <When Condition="('$(VisualStudioVersion)' == '10.0' or '$(VisualStudioVersion)' == '') and '$(TargetFrameworkVersion)' == 'v3.5'">
+      <ItemGroup>
+        <Reference Include="Microsoft.VisualStudio.QualityTools.UnitTestFramework, Version=10.1.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL" />
+      </ItemGroup>
+    </When>
+    <Otherwise>
+      <ItemGroup>
+        <Reference Include="Microsoft.VisualStudio.QualityTools.UnitTestFramework" />
+      </ItemGroup>
+    </Otherwise>
+  </Choose>
+  <ItemGroup>
+    <Compile Include="UnitTest.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\shadowsocks-csharp\shadowsocks-csharp.csproj">
+      <Project>{8c02d2f7-7cdb-4d55-9f25-cd03ef4aa062}</Project>
+      <Name>shadowsocks-csharp</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Choose>
+    <When Condition="'$(VisualStudioVersion)' == '10.0' And '$(IsCodedUITest)' == 'True'">
+      <ItemGroup>
+        <Reference Include="Microsoft.VisualStudio.QualityTools.CodedUITestFramework, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+          <Private>False</Private>
+        </Reference>
+        <Reference Include="Microsoft.VisualStudio.TestTools.UITest.Common, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+          <Private>False</Private>
+        </Reference>
+        <Reference Include="Microsoft.VisualStudio.TestTools.UITest.Extension, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+          <Private>False</Private>
+        </Reference>
+        <Reference Include="Microsoft.VisualStudio.TestTools.UITesting, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+          <Private>False</Private>
+        </Reference>
+      </ItemGroup>
+    </When>
+  </Choose>
+  <Import Project="$(VSToolsPath)\TeamTest\Microsoft.TestTools.targets" Condition="Exists('$(VSToolsPath)\TeamTest\Microsoft.TestTools.targets')" />
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>