public static PackagesLockFile FromPackagesConfigFile(
string pcFile,
NuGetFramework projectTfm,
string packagesFolderPath,
CancellationToken token)
{
if (pcFile == null)
{
throw new ArgumentNullException(nameof(pcFile));
}
if (!File.Exists(pcFile))
{
throw new FileNotFoundException(string.Format(Strings.Error_FileDoesNotExist, pcFile), pcFile);
}
if (projectTfm == null)
{
throw new ArgumentNullException(nameof(projectTfm));
}
if (packagesFolderPath == null)
{
throw new ArgumentNullException(nameof(packagesFolderPath));
}
if (!Directory.Exists(packagesFolderPath))
{
throw new DirectoryNotFoundException(string.Format(Strings.Error_DirectoryDoesNotExist, packagesFolderPath));
}
var lockFile = new PackagesLockFile();
var target = new PackagesLockFileTarget();
lockFile.Targets.Add(target);
target.TargetFramework = projectTfm;
using (var stream = File.OpenRead(pcFile))
{
var contentHashUtil = new PackagesConfigContentHashProvider(new FolderNuGetProject(packagesFolderPath));
var reader = new PackagesConfigReader(stream);
foreach (var package in reader.GetPackages(allowDuplicatePackageIds: true))
{
var dependency = new LockFileDependency
{
Id = package.PackageIdentity.Id,
ContentHash = contentHashUtil.GetContentHash(package.PackageIdentity, token),
RequestedVersion = new VersionRange(package.PackageIdentity.Version, includeMinVersion: true, package.PackageIdentity.Version, includeMaxVersion: true),
ResolvedVersion = package.PackageIdentity.Version,
Type = PackageDependencyType.Direct
};
target.Dependencies.Add(dependency);
}
}
return(lockFile);
}
public PackagesLockFile CreateNuGetLockFile(LockFile assetsFile)
{
var lockFile = new PackagesLockFile();
var libraryLookup = assetsFile.Libraries.Where(e => e.Type == LibraryType.Package)
.ToDictionary(e => new PackageIdentity(e.Name, e.Version));
foreach (var target in assetsFile.Targets)
{
var nuGettarget = new PackagesLockFileTarget()
{
TargetFramework = target.TargetFramework,
RuntimeIdentifier = target.RuntimeIdentifier
};
var framework = assetsFile.PackageSpec.TargetFrameworks.FirstOrDefault(
f => EqualityUtility.EqualsWithNullCheck(f.FrameworkName, target.TargetFramework));
var libraries = target.Libraries;
// check if this is RID-based graph then only add those libraries which differ from original TFM.
if (!string.IsNullOrEmpty(target.RuntimeIdentifier))
{
var onlyTFM = assetsFile.Targets.First(t => EqualityUtility.EqualsWithNullCheck(t.TargetFramework, target.TargetFramework));
libraries = target.Libraries.Where(lib => !onlyTFM.Libraries.Any(tfmLib => tfmLib.Equals(lib))).ToList();
}
foreach (var library in libraries.Where(e => e.Type == LibraryType.Package))
{
var identity = new PackageIdentity(library.Name, library.Version);
var dependency = new LockFileDependency()
{
Id = library.Name,
ResolvedVersion = library.Version,
Sha512 = libraryLookup[identity].Sha512,
Dependencies = library.Dependencies
};
var framework_dep = framework?.Dependencies.FirstOrDefault(
dep => StringComparer.OrdinalIgnoreCase.Equals(dep.Name, library.Name));
if (framework_dep != null)
{
dependency.Type = PackageDependencyType.Direct;
dependency.RequestedVersion = framework_dep.LibraryRange.VersionRange;
}
else
{
dependency.Type = PackageDependencyType.Transitive;
}
nuGettarget.Dependencies.Add(dependency);
}
foreach (var projectReference in libraries.Where(e => e.Type == LibraryType.Project || e.Type == LibraryType.ExternalProject))
{
var dependency = new LockFileDependency()
{
Id = projectReference.Name,
Dependencies = projectReference.Dependencies,
Type = PackageDependencyType.Project
};
nuGettarget.Dependencies.Add(dependency);
}
nuGettarget.Dependencies = nuGettarget.Dependencies.OrderBy(d => d.Type).ToList();
lockFile.Targets.Add(nuGettarget);
}
return(lockFile);
}
public PackagesLockFile CreateNuGetLockFile(LockFile assetsFile)
{
var lockFile = new PackagesLockFile(GetPackagesLockFileVersion(assetsFile));
var libraryLookup = assetsFile.Libraries.Where(e => e.Type == LibraryType.Package)
.ToDictionary(e => new PackageIdentity(e.Name, e.Version));
foreach (var target in assetsFile.Targets)
{
var nuGettarget = new PackagesLockFileTarget()
{
TargetFramework = target.TargetFramework,
RuntimeIdentifier = target.RuntimeIdentifier
};
var framework = assetsFile.PackageSpec.TargetFrameworks.FirstOrDefault(
f => EqualityUtility.EqualsWithNullCheck(f.FrameworkName, target.TargetFramework));
IEnumerable <LockFileTargetLibrary> libraries = target.Libraries;
// check if this is RID-based graph then only add those libraries which differ from original TFM.
if (!string.IsNullOrEmpty(target.RuntimeIdentifier))
{
var onlyTFM = assetsFile.Targets.First(t => EqualityUtility.EqualsWithNullCheck(t.TargetFramework, target.TargetFramework));
libraries = target.Libraries.Where(lib => !onlyTFM.Libraries.Any(tfmLib => tfmLib.Equals(lib)));
}
foreach (var library in libraries.Where(e => e.Type == LibraryType.Package))
{
var identity = new PackageIdentity(library.Name, library.Version);
var dependency = new LockFileDependency()
{
Id = library.Name,
ResolvedVersion = library.Version,
ContentHash = libraryLookup[identity].Sha512,
Dependencies = library.Dependencies
};
var framework_dep = framework?.Dependencies.FirstOrDefault(
dep => StringComparer.OrdinalIgnoreCase.Equals(dep.Name, library.Name));
CentralPackageVersion centralPackageVersion = null;
framework?.CentralPackageVersions.TryGetValue(library.Name, out centralPackageVersion);
if (framework_dep != null)
{
dependency.Type = PackageDependencyType.Direct;
dependency.RequestedVersion = framework_dep.LibraryRange.VersionRange;
}
// The dgspec has a list of the direct dependencies and changes in the direct dependencies will invalidate the lock file
// A dgspec does not have information about transitive dependencies
// At the restore time the transitive dependencies could be pinned from central package version management file
// By marking them will allow to evaluate when to invalidate the packages.lock.json
// in cases that a central transitive version is updated, removed or added the lock file will be invalidated
else if (centralPackageVersion != null)
{
// This is a transitive dependency that is in the list of central dependencies.
dependency.Type = PackageDependencyType.CentralTransitive;
dependency.RequestedVersion = centralPackageVersion.VersionRange;
}
else
{
dependency.Type = PackageDependencyType.Transitive;
}
nuGettarget.Dependencies.Add(dependency);
}
var projectFullPaths = assetsFile.Libraries
.Where(l => l.Type == LibraryType.Project || l.Type == LibraryType.ExternalProject)
.ToDictionary(l => new PackageIdentity(l.Name, l.Version), l => l.MSBuildProject);
foreach (var projectReference in libraries.Where(e => e.Type == LibraryType.Project || e.Type == LibraryType.ExternalProject))
{
var projectIdentity = new PackageIdentity(projectReference.Name, projectReference.Version);
var projectFullPath = projectFullPaths[projectIdentity];
var id = PathUtility.GetStringComparerBasedOnOS().Equals(Path.GetFileNameWithoutExtension(projectFullPath), projectReference.Name)
? projectReference.Name.ToLowerInvariant()
: projectReference.Name;
var dependency = new LockFileDependency()
{
Id = id,
Dependencies = projectReference.Dependencies,
Type = PackageDependencyType.Project
};
nuGettarget.Dependencies.Add(dependency);
}
nuGettarget.Dependencies = nuGettarget.Dependencies.OrderBy(d => d.Type).ToList();
lockFile.Targets.Add(nuGettarget);
}
return(lockFile);
}
