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Rework IReadWritePackage interface.

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This commit is contained in:
Paul Chote
2016-02-24 22:28:47 +00:00
parent bee3eb2c0a
commit 617113fa86
10 changed files with 68 additions and 97 deletions
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11
OpenRA.Game/FileSystem/FileSystem.cs
View File

@@ -34,17 +34,6 @@ namespace OpenRA.FileSystem
Cache<string, List<IReadOnlyPackage>> fileIndex = new Cache<string, List<IReadOnlyPackage>>(_ => new List<IReadOnlyPackage>());
public IReadWritePackage CreatePackage(string filename)
{
var content = new Dictionary<string, byte[]>();
if (filename.EndsWith(".zip", StringComparison.InvariantCultureIgnoreCase))
return new ZipFile(this, filename, content);
if (filename.EndsWith(".oramap", StringComparison.InvariantCultureIgnoreCase))
return new ZipFile(this, filename, content);
return new Folder(filename, content);
}
public IReadOnlyPackage OpenPackage(string filename)
{
if (filename.EndsWith(".mix", StringComparison.InvariantCultureIgnoreCase))

27
OpenRA.Game/FileSystem/Folder.cs
View File

@@ -18,16 +18,6 @@ namespace OpenRA.FileSystem
{
readonly string path;
// Create a new folder package
public Folder(string path, Dictionary<string, byte[]> contents)
{
this.path = path;
if (Directory.Exists(path))
Directory.Delete(path, true);
Write(contents);
}
public Folder(string path)
{
this.path = path;
@@ -57,15 +47,22 @@ namespace OpenRA.FileSystem
return File.Exists(Path.Combine(path, filename));
}
public void Write(Dictionary<string, byte[]> contents)
public void Update(string filename, byte[] contents)
{
if (!Directory.Exists(path))
Directory.CreateDirectory(path);
foreach (var file in contents)
using (var dataStream = File.Create(Path.Combine(path, file.Key)))
using (var writer = new BinaryWriter(dataStream))
writer.Write(file.Value);
using (var s = File.Create(Path.Combine(path, filename)))
s.Write(contents, 0, contents.Length);
}
public void Delete(string filename)
{
var filePath = Path.Combine(path, filename);
if (Directory.Exists(filePath))
Directory.Delete(filePath, true);
else if (File.Exists(filePath))
File.Delete(filePath);
}
public void Dispose() { }

3
OpenRA.Game/FileSystem/IPackage.cs
View File

@@ -25,6 +25,7 @@ namespace OpenRA.FileSystem
public interface IReadWritePackage : IReadOnlyPackage
{
void Write(Dictionary<string, byte[]> contents);
void Update(string filename, byte[] contents);
void Delete(string filename);
}
}

46
OpenRA.Game/FileSystem/ZipFile.cs
View File

@@ -27,31 +27,14 @@ namespace OpenRA.FileSystem
ZipConstants.DefaultCodePage = Encoding.UTF8.CodePage;
}
public ZipFile(FileSystem context, string filename)
public ZipFile(IReadOnlyFileSystem context, string filename, bool createOrClearContents = false)
{
Name = filename;
try
{
// Pull the file into memory, don't keep it open.
pkg = new SZipFile(new MemoryStream(File.ReadAllBytes(filename)));
}
catch (ZipException e)
{
Log.Write("debug", "Couldn't load zip file: {0}", e.Message);
}
}
// Create a new zip with the specified contents.
public ZipFile(FileSystem context, string filename, Dictionary<string, byte[]> contents)
{
Name = filename;
if (File.Exists(filename))
File.Delete(filename);
pkg = SZipFile.Create(filename);
Write(contents);
if (createOrClearContents)
pkg = SZipFile.Create(filename);
else
pkg = new SZipFile(filename);
}
public Stream GetStream(string filename)
@@ -83,19 +66,18 @@ namespace OpenRA.FileSystem
return pkg.GetEntry(filename) != null;
}
public void Write(Dictionary<string, byte[]> contents)
public void Update(string filename, byte[] contents)
{
// TODO: Clear existing content?
pkg.Close();
pkg = SZipFile.Create(Name);
pkg.BeginUpdate();
foreach (var kvp in contents)
pkg.Add(new StaticMemoryDataSource(kvp.Value), kvp.Key);
pkg.Add(new StaticMemoryDataSource(contents), filename);
pkg.CommitUpdate();
}
public void Delete(string filename)
{
pkg.BeginUpdate();
pkg.Delete(filename);
pkg.CommitUpdate();
pkg.Close();
pkg = new SZipFile(new MemoryStream(File.ReadAllBytes(Name)));
}
public void Dispose()