public async Task DownloadPackage(PackageWrapper packageWrapper)
{
//this will prevent install to look in all repos
_sourceRepos = new List <SourceRepository>();
_sourceRepos.Add(packageWrapper.sourceRepository);
PackageIdentity packageIdentity = packageWrapper.rootPackageIdentity;
List <Lazy <INuGetResourceProvider> > providers = new List <Lazy <INuGetResourceProvider> >();
providers.AddRange(Repository.Provider.GetCoreV3()); // Add v3 API s
var rootPath = NugetHelper.Instance.GetNugetSettings().NugetFolder;
var settings = Settings.LoadDefaultSettings(rootPath, null, new MachineWideSettings());
var packageSourceProvider = new PackageSourceProvider(settings);
var sourceRepositoryProvider = new SourceRepositoryProvider(packageSourceProvider, providers);
var project = new NuGet.ProjectManagement.FolderNuGetProject(rootPath);
var packageManager = new NuGet.PackageManagement.NuGetPackageManager(sourceRepositoryProvider, settings, rootPath)
{
PackagesFolderNuGetProject = project
};
var allowPrereleaseVersions = true;
var allowUnlisted = false;
NuGet.ProjectManagement.INuGetProjectContext projectContext = new ProjectContext();
NuGet.PackageManagement.ResolutionContext resolutionContext =
new NuGet.PackageManagement.ResolutionContext(
NuGet.Resolver.DependencyBehavior.Lowest,
allowPrereleaseVersions,
allowUnlisted,
NuGet.PackageManagement.VersionConstraints.None);
if (NugetHelper.Instance.GetNugetSettings().DisableCache)
{
resolutionContext.SourceCacheContext.NoCache = true;
resolutionContext.SourceCacheContext.DirectDownload = true;
}
var downloadContext = new PackageDownloadContext(resolutionContext.SourceCacheContext,
rootPath, resolutionContext.SourceCacheContext.DirectDownload);
bool packageAlreadyExists = packageManager.PackageExistsInPackagesFolder(packageIdentity,
NuGet.Packaging.PackageSaveMode.None);
if (!packageAlreadyExists)
{
await packageManager.InstallPackageAsync(
project,
packageIdentity,
resolutionContext,
projectContext,
downloadContext,
_sourceRepos,
new List <SourceRepository>(),
CancellationToken.None);
var packageDeps = packageManager.GetInstalledPackagesDependencyInfo(project, CancellationToken.None, true);
_logger.LogInformation($"Package {packageIdentity.Id} is got Installed at | {project.GetInstalledPath(packageIdentity)} ");
}
else
{
_logger.LogInformation($"Package {packageIdentity.Id} is Already Installed at | {project.GetInstalledPath(packageIdentity)} " +
$" | skipping instalation !!");
}
#region GetDll paths
var dllstoAdd = NugetHelper.Instance.GetInstallPackagesDllPath(packageWrapper, ref project);
if (dllstoAdd.Count > 0)
{
downloadedDllPaths.AddRange(dllstoAdd);
}
////now iterate for child identities , but as we have alreayd written login for recursive install , check if this
//is now really required or not ?
//if (packageWrapper.childPackageIdentities != null && packageWrapper.childPackageIdentities.Count > 0)
//{
// foreach (var childPackageIdentity in packageWrapper.childPackageIdentities)
// {
// var _dllstoAdd = NugetHelper.Instance.GetInstallPackagesDllPath(packageWrapper., ref project);
// if (_dllstoAdd.Count > 0)
// {
// downloadedDllPaths.AddRange(_dllstoAdd);
// }
// }
//}
#endregion
_logger.LogInformation($"done for package {packageIdentity.Id} , with total Dlls {downloadedDllPaths.Count}");
}
public PackageWrapper GetPackageByExactSearch(string packageName, string version)
{
bool packageFound = false;
PackageWrapper packageWrapper = null;
#region processing
foreach (var sourceRepository in _sourceRepos)
{
if (!packageFound)
{
// _logger.LogInformation("###################################################################");
//_logger.LogInformation($"Looking in Repo {sourceRepository.PackageSource.Source} for package : {packageName}");
//extact search
PackageMetadataResource packageMetadataResource = sourceRepository
.GetResourceAsync <PackageMetadataResource>().Result;
SourceCacheContext sourceCacheContext = new SourceCacheContext();
////below will slow down search as it is disabling search
if (NugetHelper.Instance.GetNugetSettings().DisableCache)
{
sourceCacheContext.NoCache = true;
sourceCacheContext.DirectDownload = true;
}
IPackageSearchMetadata rootPackage = null;
//if user has mentioned version , then search specifcially for that version only , else get latest version
if (!string.IsNullOrWhiteSpace(version))
{
rootPackage = GetPackageFromRepoWithVersion(packageName, version,
packageMetadataResource, sourceCacheContext, sourceRepository);
}
else
{
rootPackage = GetPackageFromRepoWithoutVersion(packageName,
packageMetadataResource, sourceCacheContext, sourceRepository);
}
if (rootPackage == null)
{
_logger.LogInformation($" No Package found in Repo " +
$"{sourceRepository.PackageSource.Source} for package : {packageName} | {version}");
//as we have not found package , there is no need to process further ,look for next repo by continue
continue;
}
else
{
packageWrapper = new PackageWrapper();
packageWrapper.rootPackageIdentity = rootPackage.Identity;
packageWrapper.packageName = packageWrapper.rootPackageIdentity.Id;
packageWrapper.version = packageWrapper.rootPackageIdentity.Version;
//save the repo infor as well so that during install it doesnt need to search on all repos
packageWrapper.sourceRepository = sourceRepository;
//load child package identities
packageWrapper.childPackageIdentities = NugetHelper.Instance.GetChildPackageIdentities(rootPackage);
_logger.LogInformation($"Latest Package form Exact Search : {packageWrapper.packageName }" +
$"| {packageWrapper.version } in Repo {sourceRepository.PackageSource.Source}");
}
packageFound = true;
//as package is found , we can break loop here for this package, but keeping above bool as well for testing
_logger.LogInformation("---------------------------------------------------------------------");
break;
}
}
#endregion
return(packageWrapper);
}
/// <summary>
/// Obsolute : Find app matching package with that keyword , but implemented C# code is not same as GetPackageByExact
/// If you want to use it , then change internal implementation as well
/// </summary>
/// <returns></returns>
///
public PackageWrapper GetPackageByFullSearch(string packageName, string version)
{
bool packageFound = false;
PackageWrapper packageWrapper = null;
#region processing
_logger.LogInformation($"Target frameworkName : {_targetFramwork}");
//create search criteria
SearchFilter filter = new SearchFilter(true, SearchFilterType.IsLatestVersion);
filter.SupportedFrameworks = new List <string>()
{
_targetFramwork
};
foreach (var sourceRepository in _sourceRepos)
{
if (!packageFound)
{
// _logger.LogInformation("###################################################################");
//_logger.LogInformation($"Looking in Repo {sourceRepository.PackageSource.Source} for package : {packageName}");
//create package source resource - Full Search - all matching keywords
PackageSearchResource searchResource = sourceRepository.
GetResourceAsync <PackageSearchResource>().Result;
IEnumerable <IPackageSearchMetadata> FullsearchResults = searchResource
.SearchAsync(packageName, filter, 0, 20, _logger, CancellationToken.None).Result;
if (FullsearchResults.Count() == 0 ||
!(FullsearchResults.Any(x => x.Identity.Id.ToLower() == packageName.ToLower())))
{
_logger.LogInformation($"Full Search - No Package found in Repo {sourceRepository.PackageSource.Source} for package : {packageName}");
}
else
{
//only list relavant package
FullsearchResults = FullsearchResults.Where(x => x.Identity.Id.ToLower() == packageName.ToLower());
packageFound = true;
//got list of matching package , iterate throug it
//foreach (var pgkdata in FullsearchResults)
//{
// _logger.LogInformation($"Full search Package Located: {pgkdata.Title} | { pgkdata.Identity.Version}");
// //identity = pgkdata.Identity;
//}
//initilize wrapper
packageWrapper = new PackageWrapper();
IPackageSearchMetadata rootPackage;
//if version number is present , select that specific package , else select latest
if (!string.IsNullOrWhiteSpace(version))
{
//not checking against Identity.Version & Identity.Version.Version is diffrent
//Identity.Version.Version is more accurate but may result in diffrent packages
rootPackage = FullsearchResults.Where(x => x.Identity.HasVersion &&
x.Identity.Version.Version.ToString() == version).LastOrDefault();
//it is possible that no matching version found , then fallback to latest
if (rootPackage == null)
{
rootPackage = FullsearchResults.OrderByDescending(x => x.Identity.Version)
.FirstOrDefault();
}
}
else //select latest version
{
rootPackage = FullsearchResults.OrderByDescending(x => x.Identity.Version)
.FirstOrDefault();
}
packageWrapper.rootPackageIdentity = rootPackage.Identity;
packageWrapper.packageName = packageWrapper.rootPackageIdentity.Id;
packageWrapper.version = packageWrapper.rootPackageIdentity.Version;
//save the repo infor as well so that during install it doesnt need to search on all repos
packageWrapper.sourceRepository = sourceRepository;
//load child package identities
packageWrapper.childPackageIdentities = NugetHelper.Instance.GetChildPackageIdentities(rootPackage);
_logger.LogInformation($"Exact Package form Full Search : " +
$"{packageWrapper.packageName }| {packageWrapper.version }");
}
}
}
#endregion
return(packageWrapper);
}
public List <DllInfo> GetInstallPackagesDllPath(PackageWrapper packageWrapper, ref FolderNuGetProject project)
{
List <DllInfo> dllinfo = new List <DllInfo>();
var packageIdentity = packageWrapper.rootPackageIdentity;
var packageFilePath = project.GetInstalledPackageFilePath(packageIdentity);
if (!string.IsNullOrWhiteSpace(packageFilePath))
{
_logger.LogInformation(packageFilePath);
var archiveReader = new NuGet.Packaging.PackageArchiveReader(packageFilePath, null, null);
var nugetFramwork = NuGetFramework.ParseFrameworkName(NugetHelper.Instance.GetTargetFramwork(), new DefaultFrameworkNameProvider());
var referenceGroup = NugetHelper.Instance.GetMostCompatibleGroup(nugetFramwork, archiveReader.GetReferenceItems());
if (referenceGroup != null)
{
foreach (var group in referenceGroup.Items)
{
var installedPackagedFolder = project.GetInstalledPath(packageIdentity);
string installedDllPath = string.Empty;
if (NugetHelper.Instance.GetNugetSettings().RunningOnwindows)
{
installedDllPath = Path.Combine(installedPackagedFolder, group.Replace("/", "\\"));
}
else
{
installedDllPath = Path.Combine(installedPackagedFolder, group);
}
var installedDllFolder = Path.GetDirectoryName(installedDllPath);
var dllName = Path.GetFileName(installedDllPath);
var extension = Path.GetExtension(installedDllPath).ToLower();
var processor = group.GetProcessor();
_logger.LogInformation($"dll Path: {installedDllPath}");
//check if file path exist , then only add
if (File.Exists(installedDllPath) && extension == ".dll")
{
dllinfo.Add(
new DllInfo()
{
name = dllName,
path = installedDllPath,
framework = referenceGroup.TargetFramework.DotNetFrameworkName,
processor = processor,
rootPackage = packageIdentity.Id
}
);
}
//also , try to cross refer this with expected folder name to avoid version mismatch
}
}
}
return(dllinfo);
}
