public static IEnumerable <IPackage> FindPackages(
this IPackageRepository repository,
string packageId,
IVersionSpec versionSpec,
bool allowPrereleaseVersions,
bool allowUnlisted)
{
if (repository == null)
{
throw new ArgumentNullException("repository");
}
if (packageId == null)
{
throw new ArgumentNullException("packageId");
}
IEnumerable <IPackage> packages = repository.FindPackagesById(packageId)
.OrderByDescending(p => p.Version);
if (!allowUnlisted)
{
packages = packages.Where(PackageExtensions.IsListed);
}
if (versionSpec != null)
{
packages = packages.FindByVersion(versionSpec);
}
packages = DependencyResolveUtility.FilterPackagesByConstraints(NullConstraintProvider.Instance, packages, packageId, allowPrereleaseVersions);
return(packages);
}
public static IPackage FindPackage(this IPackageRepository repository, string packageId, IVersionSpec versionSpec, IPackageConstraintProvider constraintProvider, bool allowPrereleaseVersions, bool allowUnlisted)
{
IEnumerable <IPackage> packages = repository.FindPackages(packageId, versionSpec, allowPrereleaseVersions, allowUnlisted);
if (constraintProvider != null)
{
packages = DependencyResolveUtility.FilterPackagesByConstraints(constraintProvider, packages, packageId, allowPrereleaseVersions);
}
return(packages.FirstOrDefault <IPackage>());
}
public IPackage ResolveDependency(PackageDependency dependency, IPackageConstraintProvider constraintProvider, bool allowPrereleaseVersions, bool preferListedPackages, DependencyVersion dependencyVersion)
{
if (!this.ResolveDependenciesVertically)
{
return(DependencyResolveUtility.ResolveDependencyCore(this, dependency, constraintProvider, allowPrereleaseVersions, preferListedPackages, dependencyVersion));
}
Func <IPackageRepository, IPackage> resolveDependency = this.Wrap <IPackage>(r => DependencyResolveUtility.ResolveDependency(r, dependency, constraintProvider, allowPrereleaseVersions, preferListedPackages, dependencyVersion), null);
return((from r in this.Repositories select Task.Factory.StartNew <IPackage>(() => resolveDependency(r))).ToArray <Task <IPackage> >().WhenAny <IPackage>(package => (package != null)));
}
public IPackage ResolveDependency(PackageDependency dependency, IPackageConstraintProvider constraintProvider, bool allowPrereleaseVersions, bool preferListedPackages, DependencyVersion dependencyVersion)
{
if (ResolveDependenciesVertically)
{
Func <IPackageRepository, IPackage> resolveDependency = Wrap(
r => DependencyResolveUtility.ResolveDependency(r, dependency, constraintProvider, allowPrereleaseVersions, preferListedPackages, dependencyVersion));
return(Repositories.Select(r => Task.Factory.StartNew(() => resolveDependency(r)))
.ToArray()
.WhenAny(package => package != null));
}
return(DependencyResolveUtility.ResolveDependencyCore(this, dependency, constraintProvider, allowPrereleaseVersions, preferListedPackages, dependencyVersion));
}
protected override IPackage ResolveDependency(PackageDependency dependency)
{
object[] args = new object[] { dependency };
this.Logger.Log(MessageLevel.Info, NuGetResources.Log_AttemptingToRetrievePackageFromSource, args);
if (!this._isDowngrade)
{
IPackage package = DependencyResolveUtility.ResolveDependency(this.Repository, dependency, this.ConstraintProvider, true, false, base.DependencyVersion);
if (package != null)
{
return(package);
}
}
return(this.DependencyResolver.ResolveDependency(dependency, this.ConstraintProvider, this.AllowPrereleaseVersions, true, base.DependencyVersion));
}
public static IPackage FindPackage(this IPackageRepository repository, string packageId, SemanticVersion version, IPackageConstraintProvider constraintProvider, bool allowPrereleaseVersions, bool allowUnlisted)
{
if (repository == null)
{
throw new ArgumentNullException("repository");
}
if (packageId == null)
{
throw new ArgumentNullException("packageId");
}
if (version != null)
{
allowUnlisted = true;
}
else if (!allowUnlisted && ((constraintProvider == null) || ReferenceEquals(constraintProvider, NullConstraintProvider.Instance)))
{
IPackage package;
ILatestPackageLookup lookup2 = repository as ILatestPackageLookup;
if ((lookup2 != null) && lookup2.TryFindLatestPackageById(packageId, allowPrereleaseVersions, out package))
{
return(package);
}
}
IPackageLookup lookup = repository as IPackageLookup;
if ((lookup != null) && (version != null))
{
return(lookup.FindPackage(packageId, version));
}
IEnumerable <IPackage> packages = from p in repository.FindPackagesById(packageId).ToList <IPackage>()
orderby p.Version descending
select p;
if (!allowUnlisted)
{
packages = Enumerable.Where <IPackage>(packages, new Func <IPackage, bool>(PackageExtensions.IsListed));
}
if (version != null)
{
packages = from p in packages
where p.Version == version
select p;
}
else if (constraintProvider != null)
{
packages = DependencyResolveUtility.FilterPackagesByConstraints(constraintProvider, packages, packageId, allowPrereleaseVersions);
}
return(packages.FirstOrDefault <IPackage>());
}
public IPackage ResolveDependency(PackageDependency dependency, IPackageConstraintProvider constraintProvider, bool allowPrereleaseVersions, bool preferListedPackages, DependencyVersion dependencyVersion)
{
IDependencyResolver dependencyResolver = _repo as IDependencyResolver;
if (dependencyResolver != null)
{
return(dependencyResolver.ResolveDependency(dependency, constraintProvider, allowPrereleaseVersions, preferListedPackages, dependencyVersion));
}
return(DependencyResolveUtility.ResolveDependencyCore(
_repo,
dependency,
constraintProvider,
allowPrereleaseVersions,
preferListedPackages,
dependencyVersion));
}
protected override IPackage ResolveDependency(PackageDependency dependency)
{
Logger.Log(MessageLevel.Info, NuGetResources.Log_AttemptingToRetrievePackageFromSource, dependency);
// First try to get a local copy of the package
// Bug1638: Include prereleases when resolving locally installed dependencies.
//Prerelease is included when we try to look at the local repository.
//In case of downgrade, we are going to look only at source repo and not local.
//That way we will downgrade dependencies when parent package is downgraded.
if (!_isDowngrade)
{
IPackage package = DependencyResolveUtility.ResolveDependency(Repository, dependency, ConstraintProvider, allowPrereleaseVersions: true, preferListedPackages: false, dependencyVersion: DependencyVersion);
if (package != null)
{
return(package);
}
}
// Next, query the source repo for the same dependency
IPackage sourcePackage = DependencyResolver.ResolveDependency(dependency, ConstraintProvider, AllowPrereleaseVersions, preferListedPackages: true, dependencyVersion: DependencyVersion);
return(sourcePackage);
}
protected override IPackage ResolveDependency(PackageDependency dependency)
{
return(DependencyResolveUtility.ResolveDependency(_repository, dependency, allowPrereleaseVersions: true, preferListedPackages: false));
}
public void Walk(IPackage package)
{
CheckPackageMinClientVersion(package);
// Do nothing if we saw this package already
if (Marker.IsVisited(package))
{
ProcessPackageTarget(package);
return;
}
OnBeforePackageWalk(package);
// Mark the package as processing
Marker.MarkProcessing(package);
if (!IgnoreDependencies)
{
foreach (var dependency in package.GetCompatiblePackageDependencies(TargetFramework))
{
// Try to resolve the dependency from the visited packages first
IPackage resolvedDependency = DependencyResolveUtility.ResolveDependency(
Marker,
dependency, constraintProvider: null,
allowPrereleaseVersions: AllowPrereleaseVersions,
preferListedPackages: false,
dependencyVersion: DependencyVersion);
if (resolvedDependency == null)
{
resolvedDependency = ResolveDependency(dependency);
}
if (resolvedDependency == null)
{
OnDependencyResolveError(dependency);
// If we're skipping dependency resolve errors then move on to the next
// dependency
if (SkipDependencyResolveError)
{
continue;
}
return;
}
if (!IgnoreWalkInfo)
{
// Set the parent
PackageWalkInfo dependencyInfo = GetPackageInfo(resolvedDependency);
dependencyInfo.Parent = package;
}
Marker.AddDependent(package, resolvedDependency);
if (!OnAfterResolveDependency(package, resolvedDependency))
{
continue;
}
if (Marker.IsCycle(resolvedDependency) ||
Marker.IsVersionCycle(resolvedDependency.Id))
{
if (RaiseErrorOnCycle)
{
List <IPackage> packages = Marker.Packages.ToList();
packages.Add(resolvedDependency);
throw new InvalidOperationException(
String.Format(CultureInfo.CurrentCulture,
NuGetResources.CircularDependencyDetected, String.Join(" => ",
packages.Select(p => p.GetFullName()))));
}
continue;
}
Walk(resolvedDependency);
}
}
// Mark the package as visited
Marker.MarkVisited(package);
ProcessPackageTarget(package);
OnAfterPackageWalk(package);
}
protected override IPackage ResolveDependency(PackageDependency dependency) => DependencyResolveUtility.ResolveDependency(this._repository, dependency, true, false);
public static IPackage FindPackage(
this IPackageRepository repository,
string packageId,
SemanticVersion version,
IPackageConstraintProvider constraintProvider,
bool allowPrereleaseVersions,
bool allowUnlisted)
{
if (repository == null)
{
throw new ArgumentNullException("repository");
}
if (packageId == null)
{
throw new ArgumentNullException("packageId");
}
// if an explicit version is specified, disregard the 'allowUnlisted' argument
// and always allow unlisted packages.
if (version != null)
{
allowUnlisted = true;
}
else if (!allowUnlisted && (constraintProvider == null || constraintProvider == NullConstraintProvider.Instance))
{
var packageLatestLookup = repository as ILatestPackageLookup;
if (packageLatestLookup != null)
{
IPackage package;
if (packageLatestLookup.TryFindLatestPackageById(packageId, allowPrereleaseVersions, out package))
{
return(package);
}
}
}
// If the repository implements it's own lookup then use that instead.
// This is an optimization that we use so we don't have to enumerate packages for
// sources that don't need to.
var packageLookup = repository as IPackageLookup;
if (packageLookup != null && version != null)
{
return(packageLookup.FindPackage(packageId, version));
}
IEnumerable <IPackage> packages = repository.FindPackagesById(packageId);
packages = packages.ToList()
.OrderByDescending(p => p.Version);
if (!allowUnlisted)
{
packages = packages.Where(PackageExtensions.IsListed);
}
if (version != null)
{
packages = packages.Where(p => p.Version == version);
}
else if (constraintProvider != null)
{
packages = DependencyResolveUtility.FilterPackagesByConstraints(constraintProvider, packages, packageId, allowPrereleaseVersions);
}
return(packages.FirstOrDefault());
}
public IPackage ResolveDependency(PackageDependency dependency, IPackageConstraintProvider constraintProvider, bool allowPrereleaseVersions, bool preferListedPackages, DependencyVersion dependencyVersion)
{
IDependencyResolver resolver = this._repo as IDependencyResolver;
return((resolver == null) ? DependencyResolveUtility.ResolveDependencyCore(this._repo, dependency, constraintProvider, allowPrereleaseVersions, preferListedPackages, dependencyVersion) : resolver.ResolveDependency(dependency, constraintProvider, allowPrereleaseVersions, preferListedPackages, dependencyVersion));
}