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Installing from CD reimplemented

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This commit is contained in:
Paul Chote
2011-05-09 22:53:32 +12:00
parent 93e55d0866
commit 6a1f3cfc18
8 changed files with 247 additions and 114 deletions
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60
OpenRA.Mods.RA/Widgets/Delegates/GameInitDelegate.cs
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@@ -204,32 +204,13 @@ namespace OpenRA.Mods.RA.Widgets.Delegates
return true;
}
// TODO: The package should be mounted into its own context to avoid name collisions with installed files
bool ExtractFromPackage(Widget window, string srcPath, string package, string[] files, string destPath)
{
var status = window.GetWidget<LabelWidget>("STATUS");
if (!Directory.Exists(destPath))
Directory.CreateDirectory(destPath);
if (!Directory.Exists(srcPath)) { ShowError(window, "Cannot find "+package); return false; }
FileSystem.Mount(srcPath);
if (!FileSystem.Exists(package)) { ShowError(window, "Cannot find "+package); return false; }
FileSystem.Mount(package);
foreach (string s in files)
{
var destFile = Path.Combine(destPath, s);
using (var sourceStream = FileSystem.Open(s))
using (var destStream = File.Create(destFile))
{
status.GetText = () => "Extracting "+s;
destStream.Write(sourceStream.ReadAllBytes());
}
}
status.GetText = () => "Extraction complete";
return true;
return InstallUtils.ExtractFromPackage(srcPath, package, files, destPath,
s => status.GetText = () => s,
e => ShowError(window, e));
}
bool CopyFiles(Widget window, string srcPath, string[] files, string destPath)
@@ -297,39 +278,4 @@ namespace OpenRA.Mods.RA.Widgets.Delegates
cancelled = true;
}
}
static class InstallUtils
{
static IEnumerable<ZipEntry> GetEntries(this ZipInputStream z)
{
for (; ; )
{
var e = z.GetNextEntry();
if (e != null) yield return e; else break;
}
}
public static void ExtractZip(this ZipInputStream z, string destPath, List<string> extracted, Action<string> Extracting)
{
foreach (var entry in z.GetEntries())
{
if (!entry.IsFile) continue;
Extracting(entry.Name);
Directory.CreateDirectory(Path.Combine(destPath, Path.GetDirectoryName(entry.Name)));
var path = Path.Combine(destPath, entry.Name);
extracted.Add(path);
using (var f = File.Create(path))
{
int bufSize = 2048;
byte[] buf = new byte[bufSize];
while ((bufSize = z.Read(buf, 0, buf.Length)) > 0)
f.Write(buf, 0, bufSize);
}
}
z.Close();
}
}
}