bobvanderlinden · git-iason · Apr 10, 2017
diff --git a/SharpFileSystem.Tests/NetZipArchive/NetZipArchiveFileSystemTest.cs b/SharpFileSystem.Tests/NetZipArchive/NetZipArchiveFileSystemTest.cs
@@ -0,0 +1,132 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using ICSharpCode.SharpZipLib.Zip;
+using NUnit.Framework;
+using SharpFileSystem.IO;
+using SharpFileSystem.SharpZipArchive;
+
+namespace SharpFileSystem.Tests.NetZipArchive
+{
+    [TestFixture]
+    public class NetZipArchiveFileSystemTest
+    {
+        private Stream zipStream;
+        private NetZipArchiveFileSystem fileSystem;
+        private string fileContentString = "this is a file";
+        [OneTimeSetUp]
+        public void Initialize()
+        {
+            var memoryStream = new MemoryStream();
+            zipStream = memoryStream;
+            var zipOutput = new ZipOutputStream(zipStream);
+
+
+            var fileContentBytes = Encoding.ASCII.GetBytes(fileContentString);
+            zipOutput.PutNextEntry(new ZipEntry("textfileA.txt")
+            {
+                Size = fileContentBytes.Length
+            });
+            zipOutput.Write(fileContentBytes);
+            zipOutput.PutNextEntry(new ZipEntry("directory/fileInDirectory.txt"));
+            zipOutput.PutNextEntry(new ZipEntry("scratchdirectory/scratch"));
+            zipOutput.Finish();
+
+            memoryStream.Position = 0;
+            fileSystem = NetZipArchiveFileSystem.Open(zipStream);
+        }
+
+        [OneTimeTearDown]
+        public void Cleanup()
+        {
+            fileSystem.Dispose();
+            zipStream.Dispose();
+        }
+
+        private readonly FileSystemPath directoryPath = FileSystemPath.Parse("/directory/");
+        private readonly FileSystemPath textfileAPath = FileSystemPath.Parse("/textfileA.txt");
+        private readonly FileSystemPath fileInDirectoryPath = FileSystemPath.Parse("/directory/fileInDirectory.txt");
+        private readonly FileSystemPath scratchDirectoryPath = FileSystemPath.Parse("/scratchdirectory/");
+
+        [Test]
+        public void GetEntitiesOfRootTest()
+        {
+            CollectionAssert.AreEquivalent(new[]
+            {
+                textfileAPath,
+                directoryPath,
+                scratchDirectoryPath
+            }, fileSystem.GetEntities(FileSystemPath.Root).ToArray());
+        }
+
+        [Test]
+        public void GetEntitiesOfDirectoryTest()
+        {
+            CollectionAssert.AreEquivalent(new[]
+            {
+                fileInDirectoryPath
+            }, fileSystem.GetEntities(directoryPath).ToArray());
+        }
+
+        [Test]
+        public void ExistsTest()
+        {
+            Assert.IsTrue(fileSystem.Exists(FileSystemPath.Root));
+            Assert.IsTrue(fileSystem.Exists(textfileAPath));
+            Assert.IsTrue(fileSystem.Exists(directoryPath));
+            Assert.IsTrue(fileSystem.Exists(fileInDirectoryPath));
+            Assert.IsFalse(fileSystem.Exists(FileSystemPath.Parse("/nonExistingFile")));
+            Assert.IsFalse(fileSystem.Exists(FileSystemPath.Parse("/nonExistingDirectory/")));
+            Assert.IsFalse(fileSystem.Exists(FileSystemPath.Parse("/directory/nonExistingFileInDirectory")));
+        }
+
+        [Test]
+        public void CanReadFile()
+        {
+            var file = fileSystem.OpenFile(textfileAPath, FileAccess.ReadWrite);
+            var text = file.ReadAllText();
+            Assert.IsTrue(string.Equals(text, fileContentString));
+        }
+
+        [Test]
+        public void CanWriteFile()
+        {
+            var file = fileSystem.OpenFile(textfileAPath, FileAccess.ReadWrite);
+            var textBytes = Encoding.ASCII.GetBytes(fileContentString + " and a new string");
+            file.Write(textBytes);
+            file.Close();
+
+
+            file = fileSystem.OpenFile(textfileAPath, FileAccess.ReadWrite);
+            var text = file.ReadAllText();
+            Assert.IsTrue(string.Equals(text, fileContentString + " and a new string"));
+        }
+
+        [Test]
+        public void CanAddFile()
+        {
+            var fsp = FileSystemPath.Parse("/scratchdirectory/recentlyadded.txt");
+            var file = fileSystem.CreateFile(fsp);
+            var textBytes = Encoding.ASCII.GetBytes("recently added");
+            file.Write(textBytes);
+            file.Close();
+
+            Assert.IsTrue(fileSystem.Exists(fsp));
+
+            file = fileSystem.OpenFile(fsp, FileAccess.ReadWrite);
+            var text = file.ReadAllText();
+            Assert.IsTrue(string.Equals(text, "recently added"));
+        }
+
+        [Test]
+        public void CanAddDirectory()
+        {
+            var fsp = FileSystemPath.Parse("/scratchdirectory/newdir/");
+            fileSystem.CreateDirectory(fsp);
+
+            Assert.IsTrue(fileSystem.Exists(fsp));
+        }
+    }
+}
diff --git a/SharpFileSystem.Tests/SharpFileSystem.Tests.csproj b/SharpFileSystem.Tests/SharpFileSystem.Tests.csproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -43,12 +43,17 @@
     <Compile Include="FileSystems\EntityMoverRegistrationTest.cs" />
     <Compile Include="FileSystems\MemoryFileSystemTest.cs" />
     <Compile Include="FileSystems\PhysicalFileSystemTest.cs" />
+    <Compile Include="NetZipArchive\NetZipArchiveFileSystemTest.cs" />
     <Compile Include="SharpZipLib\SharpZipLibFileSystemTest.cs" />
   </ItemGroup>
   <ItemGroup>
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\SharpFileSystem.ZipArchive\SharpFileSystem.NetZipArchive.csproj">
+      <Project>{8d44f07f-a1f8-4544-8eef-b2fd99d0fba2}</Project>
+      <Name>SharpFileSystem.NetZipArchive</Name>
+    </ProjectReference>
     <ProjectReference Include="..\SharpFileSystem\SharpFileSystem.csproj">
       <Project>{3C4D07BA-23B5-4A63-92CF-F3BF892B7329}</Project>
       <Name>SharpFileSystem</Name>
@@ -72,4 +77,4 @@
     </Content>
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
+</Project>
diff --git a/SharpFileSystem.ZipArchive/NetZipArchiveFileSystem.cs b/SharpFileSystem.ZipArchive/NetZipArchiveFileSystem.cs
@@ -0,0 +1,103 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.IO.Compression;
+
+namespace SharpFileSystem.SharpZipArchive
+{
+    public class NetZipArchiveFileSystem : IFileSystem
+    {
+        public ZipArchive ZipArchive { get; private set; }
+
+        public static NetZipArchiveFileSystem Open(Stream s)
+        { 
+            return new NetZipArchiveFileSystem(new ZipArchive(s,ZipArchiveMode.Update,true));
+        }
+
+        public static NetZipArchiveFileSystem Create(Stream s)
+        {
+            return new NetZipArchiveFileSystem(new ZipArchive(s, ZipArchiveMode.Create, true));
+        }
+
+        private NetZipArchiveFileSystem(ZipArchive archive)
+        {
+            ZipArchive = archive;
+        }
+        public void Dispose()
+        {
+            ZipArchive.Dispose();
+        }
+
+        protected IEnumerable<ZipArchiveEntry> GetZipEntries()
+        {
+            return ZipArchive.Entries;
+        }
+        protected FileSystemPath ToPath(ZipArchiveEntry entry)
+        {
+            return FileSystemPath.Parse(FileSystemPath.DirectorySeparator + entry.FullName);
+        }
+        protected string ToEntryPath(FileSystemPath path)
+        {
+            // Remove heading '/' from path.
+            return path.Path.TrimStart(FileSystemPath.DirectorySeparator);
+        }
+
+        protected ZipArchiveEntry ToEntry(FileSystemPath path)
+        {
+            return ZipArchive.GetEntry(ToEntryPath(path));
+        }
+        public ICollection<FileSystemPath> GetEntities(FileSystemPath path)
+        {
+            return GetZipEntries().Select(ToPath).Where(path.IsParentOf)
+                .Select(entryPath => entryPath.ParentPath == path
+                   ? entryPath
+                   : path.AppendDirectory(entryPath.RemoveParent(path).GetDirectorySegments()[0])
+                    )
+                .Distinct()
+                .ToList();
+        }
+
+        public bool Exists(FileSystemPath path)
+        {
+            if (path.IsFile)
+                return ToEntry(path) != null;
+            return GetZipEntries()
+                .Select(ToPath)
+                .Any(entryPath => entryPath.IsChildOf(path));
+
+            //foreach (var zipArchiveEntry in GetZipEntries())
+            //{
+            //    var p = ToPath(zipArchiveEntry);
+            //    if(p.IsChildOf(path) )
+            //        return true;
+            //}
+            //return false;
+        }
+
+        public Stream CreateFile(FileSystemPath path)
+        {
+            var zae = ZipArchive.CreateEntry(ToEntryPath(path));
+            return zae.Open();
+        }
+
+        public Stream OpenFile(FileSystemPath path, FileAccess access)
+        {
+            var zae = ZipArchive.GetEntry(ToEntryPath(path));
+            return zae.Open();
+        }
+
+        public void CreateDirectory(FileSystemPath path)
+        {
+            ZipArchive.CreateEntry(ToEntryPath(path));
+        }
+
+        public void Delete(FileSystemPath path)
+        {
+            var zae = ZipArchive.GetEntry(ToEntryPath(path));
+            zae.Delete();
+        }
+    }
+}
diff --git a/SharpFileSystem.ZipArchive/Properties/AssemblyInfo.cs b/SharpFileSystem.ZipArchive/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("SharpFileSystem.ZipArchive")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("SharpFileSystem.ZipArchive")]
+[assembly: AssemblyCopyright("Copyright ©  2017")]
+[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("8d44f07f-a1f8-4544-8eef-b2fd99d0fba2")]
+
+// 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")]
diff --git a/SharpFileSystem.ZipArchive/SharpFileSystem.NetZipArchive.csproj b/SharpFileSystem.ZipArchive/SharpFileSystem.NetZipArchive.csproj
@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{8D44F07F-A1F8-4544-8EEF-B2FD99D0FBA2}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>SharpFileSystem.SharpZipArchive</RootNamespace>
+    <AssemblyName>SharpFileSystem.SharpZipArchive</AssemblyName>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <TargetFrameworkProfile />
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.IO.Compression" />
+    <Reference Include="System.IO.Compression.FileSystem" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="NetZipArchiveFileSystem.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\SharpFileSystem\SharpFileSystem.csproj">
+      <Project>{3C4D07BA-23B5-4A63-92CF-F3BF892B7329}</Project>
+      <Name>SharpFileSystem</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>