public static void InstallNuGetPackage(this IProject project, IVsPackageInstallerServices vsPackageInstallerServices, IVsPackageInstaller vsPackageInstaller, IStatusBar StatusBar, string packageName)
{
try
{
var version = NugetPackageVersionManager.GetVersionFromCacheForPackage(packageName);
if (!String.IsNullOrEmpty(version))
{
StatusBar.DisplayMessage(String.Format("Installing Package: {0} {1}...", packageName, version));
try
{
InstallNugetPackageForSpecifiedVersion(project, vsPackageInstaller, packageName, version);
}
catch (Exception installException)
{
StatusBar.DisplayMessage(String.Format("When attempting to install version {0} of the package {1}, the following error occured: {2}.. Going to now try installing the latest version of Package ...", version, packageName, installException.Message));
// There was a problem installing the specified version of the package. Try the installing the latest available package from the source.
InstallLatestNugetPackage(project, vsPackageInstallerServices, vsPackageInstaller, packageName);
}
}
else
{
StatusBar.DisplayMessage(String.Format("Installing the latest version of Package: {0}...", packageName));
InstallLatestNugetPackage(project, vsPackageInstallerServices, vsPackageInstaller, packageName);
}
StatusBar.DisplayMessage("");
}
catch (Exception ex)
{
throw new Exception(String.Format("NuGet Package {0} cannot be installed ({1}).", packageName, ex.Message), ex);
}
}
private static void InstallLatestNugetPackage(IProject project, IVsPackageInstallerServices vsPackageInstallerServices, IVsPackageInstaller vsPackageInstaller, string packageName)
{
vsPackageInstaller.InstallPackage("All",
project.As <EnvDTE.Project>(),
packageName,
(Version)null,
false);
// Call the installed packages to get the version that was just installed and cache the version.
var installedPackages = vsPackageInstallerServices.GetInstalledPackages();
NugetPackageVersionManager.UpdateCache(packageName, installedPackages);
}
private static void InstallLatestNugetPackage(IProject project, IVsPackageInstallerServices vsPackageInstallerServices, IVsPackageInstaller vsPackageInstaller, string packageId, int?majorVersion)
{
// lookup latest version for the given major (or null), and install that
var latestVersion = GetLatestVersionForMajor(packageId, majorVersion);
vsPackageInstaller.InstallPackage(
ServiceMatrixOverrides.GetNugetFeedServiceBaseAddress() ?? "All",
project.As <EnvDTE.Project>(),
packageId,
latestVersion,
false);
// Call the installed packages to get the version that was just installed and cache the version.
// Packages are needed in case latestVersion is null,
var installedPackages = vsPackageInstallerServices.GetInstalledPackages();
NugetPackageVersionManager.UpdateCache(packageId, majorVersion, installedPackages);
}
