/// <summary>
/// Extracts the given archive.
/// </summary>
/// <param name="archive">the archive to extract</param>
/// <param name="overwrite">true if existing files should be overwritten</param>
/// <param name="append">true if only new files should be extracted if the user is already registered</param>
private static void Extract(FileSystemInfo archive, bool overwrite, bool append)
{
string username = Path.GetFileNameWithoutExtension(archive.Name);
bool userExists = FileStore.FileExists(Resources.UserDirectory, username + ".json");
if (userExists && !append)
{
return;
}
using (ZipArchive zipArchive = ZipFile.OpenRead(archive.FullName))
{
foreach (ZipArchiveEntry entry in zipArchive.Entries)
{
string destination = FileStore.GetAbsolutePath(entry.FullName);
if (File.Exists(destination) && overwrite)
{
entry.ExtractToFile(destination, true);
}
else if (!File.Exists(destination))
{
FileStore.CreateDirectory(Path.GetDirectoryName(entry.FullName));
entry.ExtractToFile(destination, false);
}
}
}
}
/// <summary>
/// Creates an archive for the specified user containing all that user's data.
/// </summary>
/// <param name="username">a username</param>
private static void Archive(string username)
{
FileStore.CreateDirectory(Resources.ArchiveDirectory);
if (FileStore.FileExists(Resources.ArchiveDirectory, username + ".zip"))
{
return;
}
string archivePath = FileStore.GetAbsolutePath(Resources.ArchiveDirectory, username + ".zip");
using (var fileStream = new FileStream(archivePath, FileMode.CreateNew))
using (var archive = new ZipArchive(fileStream, ZipArchiveMode.Create, true))
{
ArchiveUserData(archive, username);
ArchiveCurrentProjectList(archive, username);
ArchiveOldProjectLists(archive, username);
ArchiveProjectCode(archive, username);
}
}
