public string Process(string script, string folder)
{
var sb = new StringBuilder();
foreach (var line in script.Split(Environment.NewLine.ToCharArray()))
{
try
{
if (!line.Trim().StartsWith("#n "))
{
sb.AppendLine(ReplaceTokens(line));
continue;
}
var req = PackageRequirement.Parse(line.Trim().Substring(3));
if (req.NoDepResolve)
{
if (!_packageDownloader.IsInstalled(req.Name, req.Version, _settings.PackageDir))
{
_packageDownloader.Download(req.Name, req.Version, _settings.PackageDir);
}
continue;
}
if (!string.IsNullOrEmpty(req.FilePath))
{
var spec = _packageDownloader.DownloadNuSpecFromFile(req.FilePath);
if (!_packageDownloader.IsInstalled(spec.Id, spec.Version, _settings.PackageDir))
{
_packageDownloader.DownloadFromFile(req.FilePath, _settings.PackageDir);
}
var libPath = $"{_settings.PackageDir}\\{spec.Id}\\{spec.Version}\\lib";
//skip packages that don't contain any dll files.
if (!Directory.Exists(libPath))
{
continue;
}
var frameworkdir = Directory.GetDirectories(libPath).FirstOrDefault(d => req.Framework == null ? _settings.SupportedPlatforms.Contains(Path.GetFileName(d)) : d.Contains(req.Framework));
if (string.IsNullOrEmpty(frameworkdir))
{
continue;
}
foreach (var dll in Directory.GetFiles(frameworkdir, "*.dll", SearchOption.AllDirectories))
{
_assemblies.Add(Assembly.LoadFile(dll));
}
continue;
}
var pkg = GetPackageRequirements(new List <PackageRequirement>(), req.Name, req.Version, req.Source, req.PreRelease, req.Framework, req.NoDepResolve);
foreach (var p in pkg)
{
//Checking if package is already loaded into assembly.
//This should help reduce the extra junk downloaded like .netstandard libraries etc.
if (AppDomain.CurrentDomain.GetAssemblies()
.FirstOrDefault(a => a.FullName.ToLower().Contains(p.Name.ToLower())) != null)
{
continue;
}
if (!_packageDownloader.IsInstalled(p.Name, p.Version, _settings.PackageDir))
{
_packageDownloader.Download(p.Name, p.Version, _settings.PackageDir);
}
var libPath = $"{_settings.PackageDir}\\{p.Name}\\{p.Version}\\lib";
//This helps skip meta packages like NETStandard.Library.
if (!Directory.Exists(libPath))
{
continue;
}
var frameworkdir = Directory.GetDirectories(libPath).FirstOrDefault(d => req.Framework == null ? _settings.SupportedPlatforms.Contains(Path.GetFileName(d)) : d.Contains(req.Framework));
if (string.IsNullOrEmpty(frameworkdir))
{
continue;
}
foreach (var dll in Directory.GetFiles(frameworkdir, "*.dll", SearchOption.AllDirectories))
{
_assemblies.Add(Assembly.LoadFile(dll));
}
}
}
catch (Exception e)
{
throw new NuGetException($"Unable to resolve nuget package for {line}", e);
}
}
return(sb.ToString());
}
