private void ExtractFile()
{
ArchiveIterator iterator = null;
try
{
using (Stream stream = new FileStream(outFileName, FileMode.Open, FileAccess.Read))
{
iterator = ArchiveFactory.Reader(ArchiveFactory.Type.Zip, stream);
DotNetZipZipIterator zipIterator = iterator as DotNetZipZipIterator;
if (zipIterator != null)
{
zipIterator.CurrentFileExtractProgressChanged +=
archiveIterator_CurrentFileExtractProgressChanged;
}
while (iterator.HasNext())
{
if (Path.GetExtension(iterator.CurrentFileName()) == ".xsupdate")
{
string path = Path.Combine(Path.GetDirectoryName(outFileName), iterator.CurrentFileName());
using (Stream outputStream = new FileStream(path, FileMode.Create))
{
iterator.ExtractCurrentFile(outputStream);
PatchPath = path;
break;
}
}
}
if (zipIterator != null)
{
zipIterator.CurrentFileExtractProgressChanged -=
archiveIterator_CurrentFileExtractProgressChanged;
}
}
}
catch (Exception e)
{
log.ErrorFormat("Exception occurred when extracting downloaded archive: {0}", e.Message);
throw new Exception(Messages.DOWNLOAD_AND_EXTRACT_ACTION_EXTRACTING_ERROR);
}
finally
{
if (iterator != null)
{
iterator.Dispose();
}
File.Delete(outFileName);
}
if (string.IsNullOrEmpty(PatchPath))
{
MarkCompleted(new Exception(Messages.DOWNLOAD_AND_EXTRACT_ACTION_FILE_NOT_FOUND));
log.DebugFormat("File '{0}{1}' could not be located in downloaded archive", updateName, ".xsupdate");
}
}
private void ExtractFile()
{
ArchiveIterator iterator = null;
try
{
using (Stream stream = new FileStream(outputFileName, FileMode.Open, FileAccess.Read))
{
iterator = ArchiveFactory.Reader(ArchiveFactory.Type.Zip, stream);
DotNetZipZipIterator zipIterator = iterator as DotNetZipZipIterator;
if (zipIterator != null)
{
zipIterator.CurrentFileExtractProgressChanged +=
archiveIterator_CurrentFileExtractProgressChanged;
}
while (iterator.HasNext())
{
string currentExtension = Path.GetExtension(iterator.CurrentFileName());
if (updateFileSuffixes.Any(item => item == currentExtension))
{
string path = downloadUpdate
? Path.Combine(Path.GetDirectoryName(outputFileName), iterator.CurrentFileName())
: Path.Combine(Path.GetTempPath(), iterator.CurrentFileName());
log.InfoFormat(
"Found '{0}' in the downloaded archive when looking for a '{1}' file. Extracting...",
iterator.CurrentFileName(), currentExtension);
using (Stream outputStream = new FileStream(path, FileMode.Create))
{
iterator.ExtractCurrentFile(outputStream);
PatchPath = path;
log.InfoFormat("Update file extracted to '{0}'", path);
break;
}
}
}
if (zipIterator != null)
{
zipIterator.CurrentFileExtractProgressChanged -=
archiveIterator_CurrentFileExtractProgressChanged;
}
}
}
catch (Exception e)
{
log.ErrorFormat("Exception occurred when extracting downloaded archive: {0}", e.Message);
throw new Exception(Messages.DOWNLOAD_AND_EXTRACT_ACTION_EXTRACTING_ERROR);
}
finally
{
if (iterator != null)
{
iterator.Dispose();
}
if (downloadUpdate)
{
try { File.Delete(outputFileName); }
catch { }
}
}
if (string.IsNullOrEmpty(PatchPath) && downloadUpdate)
{
MarkCompleted(new Exception(Messages.DOWNLOAD_AND_EXTRACT_ACTION_FILE_NOT_FOUND));
log.InfoFormat(
"The downloaded archive does not contain a file with any of the following extensions: {0}",
string.Join(", ", updateFileSuffixes));
}
}
/// <summary>
/// Normally used in conjunction with Open in a try-finally block
/// </summary>
private void Close()
{
_archiveIterator?.Dispose();
_tarStream?.Dispose();
}
