public static void ExtractEntry(LifEntry entry,
string destination,
CancellationToken cancellationToken,
ExtractionProgressReportDelegate progressReport)
{
ExtractEntries(new LifEntry[] { entry }, destination, cancellationToken, progressReport);
}
/// <summary>
/// Extract a file or folder, including its children, to a specified directory.
/// </summary>
/// <param name="destination"></param>
/// <param name="cancellationToken"></param>
/// <param name="progressReport"></param>
public virtual void ExtractToDirectory(
string destination,
CancellationToken cancellationToken,
ExtractionProgressReportDelegate progressReport)
{
ExtractEntry(this, destination, cancellationToken, progressReport);
}
public ProgresHandler(LifFile lif, ExtractionProgressReportDelegate reportDelegate, CancellationToken cancellationToken)
{
Lif = lif;
ReportDelegate = reportDelegate;
CancellationToken = cancellationToken;
CurrentEntryName = string.Empty;
CurrentTargetPath = string.Empty;
ExtractedFiles = 0;
TotalFiles = 0;
BytesExtracted = 0;
TotalBytes = 0;
}
public static void ExtractEntries(
IEnumerable <LifEntry> entries,
string destination,
CancellationToken cancellationToken,
ExtractionProgressReportDelegate progressReport)
{
if (!entries.Any())
{
return;
}
var ownerLif = entries.First().Lif;
var topLevel = entries.Max(x => x.GetLevel());
var entryList = entries.Where(x => x.GetLevel() == topLevel).Distinct().ToList();
if (!Directory.Exists(destination))
{
Directory.CreateDirectory(destination);
}
var allFileEntries = entryList.OfType <FolderEntry>().SelectMany(x => x.GetAllFiles())
.Concat(entryList.OfType <FileEntry>());
var progressHandler = new ProgresHandler(ownerLif, progressReport, cancellationToken);
progressHandler.TotalFiles = allFileEntries.Count();
progressHandler.TotalBytes = allFileEntries.Sum(x => x.FileSize);
progressHandler.ReportProgress();
foreach (var fileEntry in entryList.OfType <FileEntry>())
{
if (progressHandler.IsCancellationRequested)
{
break;
}
ExtractFileEntry(fileEntry, destination, ref progressHandler);
}
foreach (var folderEntry in entryList.OfType <FolderEntry>())
{
if (progressHandler.IsCancellationRequested)
{
break;
}
ExtractFolderEntry(folderEntry, destination, ref progressHandler);
}
}
/// <summary>
/// Extracts the content of the lif in a temporary folder and moves the content into the specified directory.
/// <br/>The files are moved by the system so it won't crash if the destination folder requires admin rights (e.g. program files)
/// </summary>
/// <param name="destination"></param>
/// <param name="cancellationToken"></param>
/// <param name="progressReport"></param>
public void ExtractTempTo(string destination, CancellationToken cancellationToken, ExtractionProgressReportDelegate progressReport)
{
string tmpTargetDir = "LIF" + StringUtils.GenerateUID(8);
tmpTargetDir = Path.Combine(Path.GetTempPath(), tmpTargetDir);
Directory.CreateDirectory(tmpTargetDir);
ExtractEntry(RootFolder, tmpTargetDir, cancellationToken, progressReport);
FileHelper.MoveFile(tmpTargetDir, destination, false);
}
/// <summary>
/// Extracts the content of the lif to the specified directory.
/// </summary>
/// <param name="destination"></param>
/// <param name="cancellationToken"></param>
/// <param name="progressReport"></param>
public void ExtractTo(string destination, CancellationToken cancellationToken, ExtractionProgressReportDelegate progressReport)
{
ExtractEntry(RootFolder, destination, cancellationToken, progressReport);
}
/// <summary>
/// Extract the contained entries to a destination folder
/// </summary>
/// <param name="destination"></param>
/// <param name="cancellationToken"></param>
/// <param name="progressReport"></param>
public void ExtractContent(string destination, CancellationToken cancellationToken, ExtractionProgressReportDelegate progressReport)
{
ExtractEntries(Entries, destination, cancellationToken, progressReport);
}