protected override int LockedExecute(CancellationToken cancellationToken)
{
if (OutputPaths.Length > Packages.Length)
{
throw new Exception("More OutputPaths specified than packages. Exiting.");
}
string destinationDir = Target ?? Directory.GetCurrentDirectory();
Installation destinationInstallation = new Installation(destinationDir);
List <IPackageRepository> repositories = new List <IPackageRepository>();
if (Repository == null)
{
repositories.AddRange(PackageManagerSettings.Current.Repositories.Where(p => p.IsEnabled).Select(s => s.Manager).ToList());
}
else
{
repositories.AddRange(Repository.Select(s => PackageRepositoryHelpers.DetermineRepositoryType(s)));
}
List <PackageDef> PackagesToDownload = PackageActionHelpers.GatherPackagesAndDependencyDefs(destinationInstallation, PackageReferences, Packages, Version, Architecture, OS, repositories, ForceInstall, InstallDependencies, false, false);
if (PackagesToDownload == null)
{
return(2);
}
if (!DryRun)
{
// If OutputPaths are specified, download the specified packages to those locations before downloading the remaining files
// Place the remaining files in the same location as the last named location
for (int i = 0; i < OutputPaths.Length; i++)
{
var outputPath = OutputPaths[i];
var packageName = Packages[i];
var package = PackagesToDownload.First(p =>
p.Name == packageName || (p.PackageSource is FilePackageDefSource s &&
s.PackageFilePath == Path.GetFullPath(packageName)));
string filename = null;
// Treat path as a directory if it ends with '/'
if (outputPath.EndsWith("/") || outputPath.EndsWith(Path.DirectorySeparatorChar.ToString()))
{
Directory.CreateDirectory(outputPath);
}
if (Directory.Exists(outputPath))
{
destinationDir = outputPath;
}
// Otherwise, treat it as a full path
else
{
var file = new FileInfo(outputPath);
destinationDir = file.DirectoryName;
Directory.CreateDirectory(destinationDir);
filename = file.FullName;
}
PackageActionHelpers.DownloadPackages(destinationDir, new List <PackageDef>()
{
package
},
new List <string>()
{
filename
});
PackagesToDownload.Remove(package);
}
// Download the remaining packages
PackageActionHelpers.DownloadPackages(destinationDir, PackagesToDownload);
}
else
{
log.Info("Dry run completed. Specified packages are available.");
}
DownloadedPackages = PackagesToDownload;
return(0);
}
internal static List <PackageDef> GatherPackagesAndDependencyDefs(Installation installation, PackageSpecifier[] pkgRefs, string[] packageNames, string Version, CpuArchitecture arch, string OS, List <IPackageRepository> repositories, bool force, bool includeDependencies, bool askToIncludeDependencies, bool noDowngrade)
{
List <PackageDef> gatheredPackages = new List <PackageDef>();
List <PackageSpecifier> packages = new List <PackageSpecifier>();
if (pkgRefs != null)
{
packages = pkgRefs.ToList();
}
else
{
if (packageNames == null)
{
throw new Exception("No packages specified.");
}
foreach (string packageName in packageNames)
{
var version = Version;
if (Path.GetExtension(packageName).ToLower().EndsWith("tappackages"))
{
var tempDir = Path.GetTempPath();
var bundleFiles = PluginInstaller.UnpackPackage(packageName, tempDir);
var packagesInBundle = bundleFiles.Select(PackageDef.FromPackage);
// A packages file may contain the several variants of the same package, try to select one based on OS and Architecture
foreach (IGrouping <string, PackageDef> grp in packagesInBundle.GroupBy(p => p.Name))
{
var selected = grp.ToList();
if (selected.Count == 1)
{
gatheredPackages.Add(selected.First());
continue;
}
if (!string.IsNullOrEmpty(OS))
{
selected = selected.Where(p => p.OS.ToLower().Split(',').Any(OS.ToLower().Contains)).ToList();
if (selected.Count == 1)
{
gatheredPackages.Add(selected.First());
log.Debug("TapPackages file contains packages for several operating systems. Picking only the one for {0}.", OS);
continue;
}
}
if (arch != CpuArchitecture.Unspecified)
{
selected = selected.Where(p => ArchitectureHelper.CompatibleWith(arch, p.Architecture)).ToList();
if (selected.Count == 1)
{
gatheredPackages.Add(selected.First());
log.Debug("TapPackages file contains packages for several CPU architectures. Picking only the one for {0}.", arch);
continue;
}
}
throw new Exception("TapPackages file contains multiple variants of the same package. Unable to autoselect a suitable one.");
}
}
else if (string.IsNullOrWhiteSpace(packageName) == false)
{
packages.Add(new PackageSpecifier(packageName, VersionSpecifier.Parse(version ?? ""), arch, OS));
}
}
}
foreach (var packageReference in packages)
{
var installedPackages = installation.GetPackages();
Stopwatch timer = Stopwatch.StartNew();
if (File.Exists(packageReference.Name))
{
var package = PackageDef.FromPackage(packageReference.Name);
if (noDowngrade)
{
var installedPackage = installedPackages.FirstOrDefault(p => p.Name == package.Name);
if (installedPackage != null && installedPackage.Version.CompareTo(package.Version) >= 0)
{
log.Info($"The same or a newer version of package '{package.Name}' in already installed.");
continue;
}
}
gatheredPackages.Add(package);
log.Debug(timer, "Found package {0} locally.", packageReference.Name);
}
else
{
PackageDef package = PackageActionHelpers.FindPackage(packageReference, force, installation, repositories);
if (noDowngrade)
{
var installedPackage = installedPackages.FirstOrDefault(p => p.Name == package.Name);
if (installedPackage != null && installedPackage.Version.CompareTo(package.Version) >= 0)
{
log.Info($"The same or a newer version of package '{package.Name}' in already installed.");
continue;
}
}
if (PackageCacheHelper.PackageIsFromCache(package))
{
log.Debug(timer, "Found package {0} version {1} in local cache", package.Name, package.Version);
}
else
{
log.Debug(timer, "Found package {0} version {1}", package.Name, package.Version);
}
gatheredPackages.Add(package);
}
}
if (gatheredPackages.All(p => p.IsBundle()))
{
// If we are just installing bundles, we can assume that dependencies should also be installed
includeDependencies = true;
}
log.Debug("Resolving dependencies.");
var resolver = new DependencyResolver(installation, gatheredPackages, repositories);
if (resolver.UnknownDependencies.Any())
{
foreach (var dep in resolver.UnknownDependencies)
{
string message = string.Format("A package dependency named '{0}' with a version compatible with {1} could not be found in any repository.", dep.Name, dep.Version);
if (force)
{
log.Warning(message);
log.Warning("Continuing without downloading dependencies. Plugins will likely not work as expected.", dep.Name);
}
else
{
log.Error(message);
}
}
if (!force)
{
log.Info("To download package dependencies despite the conflicts, use the --force option.");
return(null);
}
}
else if (resolver.MissingDependencies.Any())
{
string dependencyArgsHint = "";
if (!includeDependencies)
{
dependencyArgsHint = $" (use --dependencies to also get these)";
}
if (resolver.MissingDependencies.Count > 1)
{
log.Info("{0} required dependencies are currently not installed{1}.", resolver.MissingDependencies.Count, dependencyArgsHint);
}
else
{
log.Info("A required dependency is currently not installed{0}.", dependencyArgsHint);
}
if (includeDependencies)
{
//log.Debug($"Currently set to download dependencies quietly.");
foreach (var package in resolver.MissingDependencies)
{
log.Debug("Adding dependency {0} {1}", package.Name, package.Version);
gatheredPackages.Insert(0, package);
}
}
else if (askToIncludeDependencies)
{
var pkgs = new List <DepRequest>();
foreach (var package in resolver.MissingDependencies)
{
// Handle each package at a time.
DepRequest req = null;
pkgs.Add(req = new DepRequest {
PackageName = package.Name, message = string.Format("Add dependency {0} {1} ?", package.Name, package.Version), Response = DepResponse.Add
});
UserInput.Request(req, true);
}
foreach (var pkg in resolver.MissingDependencies)
{
var res = pkgs.FirstOrDefault(r => r.PackageName == pkg.Name);
if ((res != null) && res.Response == DepResponse.Add)
{
gatheredPackages.Insert(0, pkg);
}
}
}
}
return(gatheredPackages);
}