/// <summary>
/// True if this package is compatible (can be installed on) the specified operating system and architecture
/// </summary>
/// <param name="pkg"></param>
/// <param name="selectedArch">Specifies a CPU architecture. If unspecified, the current host architecture is used.</param>
/// <param name="selectedOS">Specifies an operating system. If null, the current host operating system is used.</param>
/// <returns></returns>
public static bool IsPlatformCompatible(this IPackageIdentifier pkg, CpuArchitecture selectedArch = CpuArchitecture.Unspecified, string selectedOS = null)
{
var cpu = selectedArch == CpuArchitecture.Unspecified ? ArchitectureHelper.GuessBaseArchitecture : selectedArch;
var os = selectedOS ?? RuntimeInformation.OSDescription;
if (ArchitectureHelper.CompatibleWith(cpu, pkg.Architecture) == false)
{
return(false);
}
if (IsOsCompatible(pkg, os) == false)
{
return(false);
}
return(true);
}
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);
}