private bool UpgradePackagesConfig(
ProjectPackages oldPackagesConfig,
ProjectFile project )
{
List<PackageReference> updatedPackages = new List<PackageReference>();
bool changed = false;
var logger = LogManager.GetCurrentClassLogger();
foreach ( var package in oldPackagesConfig ) {
var targetVersion = _packageIndex.GetTargetVersionOf( package.PackageIdentity.Id );
PackageReference newPackage = new PackageReference(
new PackageIdentity( package.PackageIdentity.Id, targetVersion ),
package.TargetFramework,
package.IsUserInstalled,
package.IsDevelopmentDependency,
package.RequireReinstallation,
package.AllowedVersions );
updatedPackages.Add( newPackage );
if ( targetVersion.Equals( package.PackageIdentity.Version ) ) {
continue;
}
changed = true;
logger.Info( project.Name +
": Changing " + package.PackageIdentity.Id +
" version " + package.PackageIdentity.Version + " to " + targetVersion );
NuGetExtensions.InstallPackage( Path.GetDirectoryName( _projectFile ), newPackage );
}
if ( !changed ) {
return false;
}
var config = Path.Combine( Path.GetDirectoryName( _projectFile ), "packages.config" );
logger.Info( "Writing changes to " + config );
updatedPackages.Write( config );
return true;
}
public void AlignReferences()
{
Logger logger = LogManager.GetCurrentClassLogger();
var projectFolder = Path.GetDirectoryName( _projectFile );
var packagesRelativePath = NuGetExtensions.FindRelativePathOfPackagesFolder( projectFolder );
var oldXml = ProjectPackages.TryLoadPackagesConfig( projectFolder );
if ( oldXml == null ) {
return;
}
ProjectPackages oldPackagesConfig = new ProjectPackages( projectFolder, packagesRelativePath, oldXml );
var projectPath = _projectFile;
ProjectFile project;
using ( var fs = new FileStream( projectPath, FileMode.Open ) ) {
project = CsProjParser.Parse( Path.GetFileName( projectPath ), fs );
}
if ( !UpgradePackagesConfig( oldPackagesConfig, project ) ) {
return;
}
var newXml = ProjectPackages.TryLoadPackagesConfig( projectFolder );
if ( newXml == null ) {
return;
}
// reparse packages
ProjectPackages updatedPackagesConfig = new ProjectPackages( projectFolder, packagesRelativePath, newXml );
List<ItemGroup> output = new List<ItemGroup>();
bool changed = false;
foreach ( var itemGroup in project.ItemGroups ) {
List<Item> items = new List<Item>();
foreach ( var item in itemGroup.Items ) {
if ( !( item is Reference ) ) {
items.Add( item );
continue;
}
Reference reference = item as Reference;
if ( !oldPackagesConfig.IsPackageReference( reference.HintPath ) ) {
items.Add( item ); // we keep any non package references (ie System.Xml)
continue;
}
var referencedInOldPackage = oldPackagesConfig.IsPackageReferenced( reference.HintPath );
if ( !referencedInOldPackage
&& !updatedPackagesConfig.IsPackageReferenced( reference.HintPath ) ) {
logger.Info( "Removing " + reference + " as package not listed in packages.config" );
changed = true;
continue; // remove reference
}
PackageIdentity refPackage = oldPackagesConfig.PackageIdentityFromHintPath( reference.HintPath );
PackageReference newestPackage = updatedPackagesConfig[refPackage.Id];
if ( !refPackage.Equals( newestPackage.PackageIdentity ) ) {
if ( new VersionComparer( VersionComparison.Default ).Compare( refPackage.Version, newestPackage.PackageIdentity.Version ) > 0 ) {
logger.Warn( "The installed version "
+ newestPackage.PackageIdentity.Version
+ "(that we are aligning to) of " + refPackage.Id + " is lower than the referenced package version " + refPackage.Version );
}
var updatedReference = UpdateReference( projectFolder, packagesRelativePath, refPackage, newestPackage, reference );
if ( updatedReference != null ) {
reference = updatedReference;
changed = true;
}
else {
logger.Error( "Could not reconstruct hintpath " + reference.HintPath + " original reference will not be changed" );
}
}
items.Add( reference );
}
output.Add( new ItemGroup( items ) );
}
if ( !changed ) {
logger.Info( "No changes made to " + _projectFile );
return;
}
XDocument projectXml = XDocument.Load( _projectFile );
ProjectFile.DeleteItems( projectXml );
ProjectFile.AddItems( projectXml, output.SelectMany( ig => ig.Items ).ToArray() );
using ( var textWriter = new StreamWriter( _projectFile ) ) {
logger.Info( "Writing " + _projectFile );
SerialisationHelper.WriteXml( projectXml, textWriter );
}
}
