// Write back out to a msapp file.
public static void SaveAsMsApp(CanvasDocument app, string fullpathToMsApp, ErrorContainer errors, bool isValidation = false)
{
app.ApplyBeforeMsAppWriteTransforms(errors);
if (!fullpathToMsApp.EndsWith(".msapp", StringComparison.OrdinalIgnoreCase) &&
fullpathToMsApp.EndsWith(".zip", StringComparison.OrdinalIgnoreCase))
{
throw new InvalidOperationException("Only works for .msapp files");
}
if (File.Exists(fullpathToMsApp)) // Overwrite!
{
File.Delete(fullpathToMsApp);
}
var checksum = new ChecksumMaker();
DirectoryWriter.EnsureFileDirExists(fullpathToMsApp);
using (var z = ZipFile.Open(fullpathToMsApp, ZipArchiveMode.Create))
{
foreach (FileEntry entry in app.GetMsAppFiles(errors))
{
if (entry != null)
{
var e = z.CreateEntry(entry.Name.ToMsAppPath());
using (var dest = e.Open())
{
dest.Write(entry.RawBytes, 0, entry.RawBytes.Length);
checksum.AddFile(entry.Name.ToMsAppPath(), entry.RawBytes);
}
}
}
ComputeAndWriteChecksum(app, checksum, z, errors, isValidation);
}
// Undo BeforeWrite transforms so CanvasDocument representation is unchanged
app.ApplyAfterMsAppLoadTransforms(errors);
}
