public NuGetPackageInstaller(
NuGetDownloadClient?nugetDownloadClient = null,
NuGetCliSettings?nugetCliSettings = null,
NuGetDownloadSettings?nugetDownloadSettings = null,
ILogger?logger = null)
{
_nugetCliSettings = nugetCliSettings ?? NuGetCliSettings.Default;
_nugetDownloadClient = nugetDownloadClient ?? new NuGetDownloadClient();
_nugetDownloadSettings = nugetDownloadSettings ?? NuGetDownloadSettings.Default;
_logger = logger ?? Logger.None;
}
public Task <NuGetDownloadResult> DownloadNuGetAsync(
NuGetDownloadSettings nuGetDownloadSettings,
[NotNull] ILogger logger,
HttpClient?httpClient = null,
CancellationToken cancellationToken = default)
{
if (nuGetDownloadSettings == null)
{
throw new ArgumentNullException(nameof(nuGetDownloadSettings));
}
if (logger == null)
{
throw new ArgumentNullException(nameof(logger));
}
return(DownloadNuGetInternalAsync(nuGetDownloadSettings, logger, httpClient, cancellationToken));
}
public async Task <NuGetDownloadResult> DownloadNuGetInternalAsync(
NuGetDownloadSettings nuGetDownloadSettings,
[NotNull] ILogger logger,
HttpClient?httpClient = null,
CancellationToken cancellationToken = default)
{
if (!nuGetDownloadSettings.NugetDownloadEnabled)
{
return(NuGetDownloadResult.Disabled);
}
if (nuGetDownloadSettings.NugetDownloadUriFormat is null)
{
return(NuGetDownloadResult.MissingNuGetDownloadUriFormat);
}
if (string.IsNullOrWhiteSpace(nuGetDownloadSettings.NugetExeVersion))
{
return(NuGetDownloadResult.MissingNuGetExeVersion);
}
bool ownsClient = httpClient is null;
httpClient ??= new HttpClient();
try
{
string downloadDirectoryPath = nuGetDownloadSettings.DownloadDirectory.WithDefault(
Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
"Arbor.Tooler",
"tools",
"nuget",
nuGetDownloadSettings.NugetExeVersion)) !;
var downloadDirectory = new DirectoryInfo(downloadDirectoryPath);
try
{
if (!downloadDirectory.Exists)
{
downloadDirectory.Create();
}
}
catch (Exception ex)
{
return(NuGetDownloadResult.FromException(ex));
}
var targetFile = new FileInfo(Path.Combine(downloadDirectory.FullName, "nuget.exe"));
string targetFileTempPath = Path.Combine(downloadDirectory.FullName,
$"nuget.exe-{DateTime.UtcNow.Ticks}.tmp");
if (targetFile.Exists && !nuGetDownloadSettings.Force)
{
logger.Debug("Found existing nuget.exe at {FilePath}, skipping download", targetFile);
if (nuGetDownloadSettings.UpdateEnabled)
{
NuGetDownloadResult?nuGetDownloadResult = await EnsureLatestAsync(targetFile,
targetFileTempPath,
logger,
httpClient,
cancellationToken).ConfigureAwait(false);
if (nuGetDownloadResult?.Succeeded == true)
{
return(nuGetDownloadResult);
}
}
return(NuGetDownloadResult.Success(targetFile.FullName));
}
string downloadUriFormat =
nuGetDownloadSettings.NugetDownloadUriFormat.WithDefault(NuGetDownloadSettings
.DefaultNuGetExeDownloadUriFormat) !;
string downloadUri = downloadUriFormat.Contains("{0}", StringComparison.OrdinalIgnoreCase)
? string.Format(downloadUriFormat, nuGetDownloadSettings.NugetExeVersion)
: downloadUriFormat;
if (!Uri.TryCreate(downloadUri, UriKind.Absolute, out Uri? nugetExeUri) ||
!nugetExeUri.IsHttpOrHttps())
{
return(NuGetDownloadResult.InvalidDownloadUri(downloadUri));
}
NuGetDownloadResult result = await DownloadAsync(logger,
nugetExeUri,
targetFile,
targetFileTempPath,
httpClient,
cancellationToken).ConfigureAwait(false);
if (result.Succeeded && nuGetDownloadSettings.UpdateEnabled)
{
NuGetDownloadResult?nuGetDownloadResult = await EnsureLatestAsync(targetFile,
targetFileTempPath,
logger,
httpClient,
cancellationToken).ConfigureAwait(false);
if (nuGetDownloadResult?.Succeeded == true)
{
return(nuGetDownloadResult);
}
}
return(result);
}
finally
{
if (ownsClient)
{
httpClient.Dispose();
}
}
}
