/// <summary>
/// Uninstall <paramref name="package"/>, while still keeping the downloaded file in the cache.
/// </summary>
/// <remarks>It is safe to call it concurrently be cause we operations are done using the FileLock.</remarks>
/// <param name="package">Package to uninstall.</param>
public void UninstallPackage(NugetPackage package, ProgressReport progress)
{
using (GetLocalRepositoryLock())
{
currentProgressReport = progress;
try
{
manager.UninstallPackage(package.IPackage);
// Every time a new package is installed, we are updating the common targets
UpdateTargetsHelper();
}
finally
{
currentProgressReport = null;
}
}
}
private static void RunPackageInstall(string packageInstall, string arguments, ProgressReport progress)
{
// Run packageinstall.exe
using (var process = Process.Start(new ProcessStartInfo(packageInstall, arguments)
{
UseShellExecute = false,
CreateNoWindow = true,
RedirectStandardError = true,
RedirectStandardOutput = true,
WorkingDirectory = Path.GetDirectoryName(packageInstall),
}))
{
if (process == null)
{
throw new InvalidOperationException($"Could not start install package process [{packageInstall}] with options {arguments}");
}
var errorOutput = new StringBuilder();
process.OutputDataReceived += (_, args) =>
{
// Report progress
if (progress != null && !string.IsNullOrEmpty(args.Data))
{
var matches = powerShellProgressRegex.Match(args.Data);
int percentageResult;
if (matches.Success && int.TryParse(matches.Groups[1].Value, out percentageResult))
{
progress.UpdateProgress(percentageResult);
}
}
};
process.ErrorDataReceived += (_, args) =>
{
if (!string.IsNullOrEmpty(args.Data))
{
// Save errors
lock (process)
{
errorOutput.AppendLine(args.Data);
}
}
};
// Process output and wait for exit
process.BeginOutputReadLine();
process.BeginErrorReadLine();
process.WaitForExit();
// Check exit code
var exitCode = process.ExitCode;
if (exitCode != 0)
{
throw new InvalidOperationException($"Error code {exitCode} while running install package process [{packageInstall}]\n\n" + errorOutput);
}
}
}
/// <summary>
/// Fetch, if not already downloaded, and install the package represented by
/// (<paramref name="packageId"/>, <paramref name="version"/>).
/// </summary>
/// <remarks>It is safe to call it concurrently be cause we operations are done using the FileLock.</remarks>
/// <param name="packageId">Name of package to install.</param>
/// <param name="version">Version of package to install.</param>
/// <param name="progress">Callbacks to report progress of downloads.</param>
public async Task InstallPackage(string packageId, PackageVersion version, ProgressReport progress)
{
using (GetLocalRepositoryLock())
{
currentProgressReport = progress;
try
{
var package = manager.LocalRepository.FindPackage(packageId, version.ToSemanticVersion(), null, allowPrereleaseVersions: true, allowUnlisted: true);
if (package == null)
{
// Let's search in our cache
try
{
package = MachineCache.Default.FindPackage(packageId, version.ToSemanticVersion(), allowPrereleaseVersions: true, allowUnlisted: true);
}
catch (InvalidDataException)
{
// Package is somehow corrupted. We ignore this and will redownload the file.
}
// It represents the name of the .nupkg in our cache
var sourceName = Path.Combine(CacheDirectory, PathResolver.GetPackageFileName(packageId, version.ToSemanticVersion()));
if (package == null)
{
// Always recreate cache in case it was deleted.
if (!Directory.Exists(CacheDirectory))
{
Directory.CreateDirectory(CacheDirectory);
}
package = manager.SourceRepository.FindPackage(packageId, version.ToSemanticVersion(), NullConstraintProvider.Instance, allowPrereleaseVersions: true, allowUnlisted: true);
if (package == null)
{
throw new ApplicationException("Cannot find package");
}
// Package has to be downloaded if it is a DataServicePackage which was not found in our cache.
if (package is DataServicePackage)
{
var downloadPackage = (DataServicePackage)package;
var url = downloadPackage.DownloadUrl;
var client = new WebClient();
var tcs = new TaskCompletionSource <bool>();
progress?.UpdateProgress(ProgressAction.Download, 0);
client.DownloadProgressChanged += (o, e) => progress?.UpdateProgress(ProgressAction.Download, e.ProgressPercentage);
client.DownloadFileCompleted += (o, e) => tcs.SetResult(true);
client.DownloadFileAsync(url, sourceName);
await tcs.Task;
progress?.UpdateProgress(ProgressAction.Download, 100);
}
}
progress?.UpdateProgress(ProgressAction.Install, -1);
manager.InstallPackage(package, ignoreDependencies: false, allowPrereleaseVersions: true);
OptimizedZipPackage.PurgeCache();
}
// Every time a new package is installed, we are updating the common targets
UpdateTargetsHelper();
}
finally
{
currentProgressReport = null;
}
}
}
