public static IDictionary <string, string> GetPackageVersions(CodeGenerationContext context)
{
IDictionary <string, string> versions;
if (context == null)
{
throw new ArgumentNullException("context");
}
string packageReferenceFileName = PackageVersions.GetPackageReferenceFileName(context);
if (PackageVersions.PackageFileContents != null)
{
PackageVersions.PackageFileContents.TryGetValue(packageReferenceFileName, out versions);
if (versions != null)
{
return(versions);
}
}
else
{
PackageVersions.PackageFileContents = new Dictionary <string, IDictionary <string, string> >(StringComparer.OrdinalIgnoreCase);
}
versions = VersionFileReader.GetVersions(packageReferenceFileName, "/Packages/Package");
if (versions == null)
{
throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "The {0} file is missing from the installed template folder.", packageReferenceFileName));
}
PackageVersions.PackageFileContents[packageReferenceFileName] = versions;
return(versions);
}
private static string GetPackageReferenceFileName(CodeGenerationContext context)
{
IEnumerable <IVsPackageMetadata> installedPackages = PackageVersions.GetInstalledPackages(context);
string packageVersionsFileName = PackageVersions.GetPackageVersionsFileName(PackageVersions._latestKnownPackageVersion);
PackageVersions.GetPackageFileNameForPackage(context, installedPackages, NuGetPackages.MvcNuGetPackageId, AssemblyVersions.MvcAssemblyName, AssemblyVersions.MvcAssemblyMinVersion, ref packageVersionsFileName);
PackageVersions.GetPackageFileNameForPackage(context, installedPackages, NuGetPackages.WebApiNuGetPackageId, AssemblyVersions.WebApiAssemblyName, AssemblyVersions.WebApiAssemblyMinVersion, ref packageVersionsFileName);
return(packageVersionsFileName);
}
public string GetPackageVersion(CodeGenerationContext context, string id)
{
string str;
if (context == null)
{
throw new ArgumentNullException("context");
}
if (id == null)
{
throw new ArgumentNullException("id");
}
IDictionary <string, string> packageVersions = PackageVersions.GetPackageVersions(context);
packageVersions.TryGetValue(id, out str);
return(str);
}
internal static void GetPackageFileNameForPackage(CodeGenerationContext context, IEnumerable <IVsPackageMetadata> installedPackages, string packageId, string assemblyReferenceName, Version minSupportedAssemblyReferenceVersion, ref string packageFileName)
{
Version assemblyVersion;
if (ProjectReferences.IsAssemblyReferenced(context.ActiveProject, assemblyReferenceName))
{
IVsPackageMetadata variable = (
from package in installedPackages
where string.Equals(packageId, package.Id, StringComparison.OrdinalIgnoreCase)
select package).FirstOrDefault <IVsPackageMetadata>();
if (variable == null || !SemanticVersionParser.TryParse(variable.VersionString, out assemblyVersion))
{
assemblyVersion = ProjectReferences.GetAssemblyVersion(context.ActiveProject, assemblyReferenceName);
}
if (assemblyVersion >= minSupportedAssemblyReferenceVersion && assemblyVersion <= PackageVersions._latestKnownPackageVersion)
{
packageFileName = PackageVersions.GetPackageVersionsFileName(assemblyVersion);
}
}
}
