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using System.IO;
using SharpCompress.Common;
namespace SharpCompress.Reader
{
internal static class IReaderExtensions
{
#if !PORTABLE && !NETFX_CORE
public static void WriteEntryTo(this IReader reader, string filePath)
{
using (Stream stream = File.Open(filePath, FileMode.Create, FileAccess.Write))
{
reader.WriteEntryTo(stream);
}
}
public static void WriteEntryTo(this IReader reader, FileInfo filePath)
{
using (Stream stream = filePath.Open(FileMode.Create))
{
reader.WriteEntryTo(stream);
}
}
/// <summary>
/// Extract all remaining unread entries to specific directory, retaining filename
/// </summary>
public static void WriteAllToDirectory(this IReader reader, string destinationDirectory,
ExtractOptions options = ExtractOptions.Overwrite)
{
while (reader.MoveToNextEntry())
{
reader.WriteEntryToDirectory(destinationDirectory, options);
}
}
/// <summary>
/// Extract to specific directory, retaining filename
/// </summary>
public static void WriteEntryToDirectory(this IReader reader, string destinationDirectory,
ExtractOptions options = ExtractOptions.Overwrite)
{
string destinationFileName = string.Empty;
string file = Path.GetFileName(reader.Entry.Key);
if (options.HasFlag(ExtractOptions.ExtractFullPath))
{
string folder = Path.GetDirectoryName(reader.Entry.Key);
string destdir = Path.Combine(destinationDirectory, folder);
if (!Directory.Exists(destdir))
{
Directory.CreateDirectory(destdir);
}
destinationFileName = Path.Combine(destdir, file);
}
else
{
destinationFileName = Path.Combine(destinationDirectory, file);
}
if (!reader.Entry.IsDirectory)
{
reader.WriteEntryToFile(destinationFileName, options);
}
else if (options.HasFlag(ExtractOptions.ExtractFullPath) && !Directory.Exists(destinationFileName))
{
Directory.CreateDirectory(destinationFileName);
}
}
/// <summary>
/// Extract to specific file
/// </summary>
public static void WriteEntryToFile(this IReader reader, string destinationFileName,
ExtractOptions options = ExtractOptions.Overwrite)
{
FileMode fm = FileMode.Create;
if (!options.HasFlag(ExtractOptions.Overwrite))
{
fm = FileMode.CreateNew;
}
using (FileStream fs = File.Open(destinationFileName, fm))
{
reader.WriteEntryTo(fs);
//using (Stream s = reader.OpenEntryStream())
//{
// s.TransferTo(fs);
//}
}
}
#endif
}
}
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