public void ReduceXap(Options options)
{
long oldSize = _fileSystem.FileSize(options.Input);
WritableXapFile xap;
if (options.Output != null)
{
xap = new RecreatedXapFile(options.Input, options.Output, _fileSystem);
}
else
{
xap = new UpdateableXapFile(options.Input, _fileSystem);
}
using (xap)
{
// Get a list of redundant assemblies: identical files that exist in both input and source XAPs
List<AssemblyPartInfo> redundantAssemblyParts = GetRedundantAssemblyParts(options.Sources, xap).ToList();
// Get satellite assemblies (resources) for redundant assemblies
var redundantResources = redundantAssemblyParts.SelectMany(ap => GetResourceAssemblyParts(ap, xap)).ToList();
// Merge the two lists. Note that it can contain duplicates when a resource file exists in both
// input and source XAPs, while at the same time the main assembly is also redundant.
redundantAssemblyParts = redundantAssemblyParts.Union(redundantResources).ToList();
_console.WriteLine(Output.RedundantAssemblyParts, redundantAssemblyParts.Count);
_console.Write(Environment.NewLine);
RemoveAssemblyParts(xap, redundantAssemblyParts);
xap.Save();
xap.Close();
long newSize = _fileSystem.FileSize(options.Input);
_console.Write(Environment.NewLine);
_console.WriteLine(Program.ReportFileSizeReduction(oldSize, newSize));
if (options.Recompress)
{
RecompressXap((UpdateableXapFile)xap);
}
}
}
public static Options ParseCommandLine(string[] args, TextWriter helpWriter)
{
var options = new Options();
var parser = new Parser(settings =>
{
settings.HelpWriter = helpWriter;
settings.IgnoreUnknownArguments = false;
});
Action onFail = () =>
{
HelpText.AutoBuild(options);
options.Exit = true;
};
if (parser.ParseArgumentsStrict(args, options, onFail))
{
return options;
}
return options;
}
internal static int CheckCommandLineOptions(Options options, IFileSystem fileSystem)
{
if (!fileSystem.FileExists(options.Input))
{
Console.WriteLine(Res.Errors.InputFileDoesNotExist, options.Input);
return 2;
}
if (options.Sources == null || options.Sources.Length == 0)
{
Console.WriteLine(Res.Errors.AtLeastOneSourceFileRequired);
return 1;
}
var missingFiles = options.Sources.Where(f => !fileSystem.FileExists(f)).ToList();
if (missingFiles.Count > 0 && !options.IgnoreMissing)
{
Console.WriteLine(Res.Errors.SourceFilesMissing, @" " + String.Join(" \r\n", missingFiles));
return 3;
}
return 0;
}