private static void CopyFileOrDirectory(Logger logger, string sourceDir, string root, string path)
{
// Root path not handled
if (root.Length == 0)
{
throw new NotSupportedException();
}
try
{
var zipFile = new ZipFile(sourceDir);
foreach (var zipEntry in zipFile.GetAllEntries())
{
var zipFilename = zipEntry.FilenameInZip;
if (!zipFilename.StartsWith(root))
{
continue;
}
// Get filename without leading "assets/data"
var assetFilename = zipFilename.Substring(root.Length);
var fullPath = path + assetFilename;
var directoryName = VirtualFileSystem.GetParentFolder(fullPath);
try
{
if (directoryName != string.Empty)
{
ApplicationData.CreateDirectory(directoryName);
}
}
catch (IOException)
{
}
using (var output = ApplicationData.OpenStream(fullPath, VirtualFileMode.Create, VirtualFileAccess.Write))
zipFile.ExtractFile(zipEntry, output);
}
}
catch (IOException ex)
{
logger.Info("I/O Exception", ex);
}
}
public override Stream OpenStream(string url, VirtualFileMode mode, VirtualFileAccess access, VirtualFileShare share = VirtualFileShare.Read, StreamFlags streamType = StreamFlags.None)
{
// For now, block multithreading (not sure it can work or not)
lock (fileSystemProvider)
{
if (!fileSystemProvider.FileExists(url))
{
// Ensure top directory exists
fileSystemProvider.CreateDirectory(VirtualFileSystem.GetParentFolder(url));
using (var asset = PlatformAndroid.Context.Assets.Open(assetRoot + url))
using (var output = fileSystemProvider.OpenStream(url, VirtualFileMode.CreateNew, VirtualFileAccess.Write, share, streamType))
asset.CopyTo(output);
}
}
return(fileSystemProvider.OpenStream(url, mode, access));
}