private static PackageInput GetPackageInput(string file, ILogger log)
{
// Validate package
log.LogInformation($"Reading {file}");
PackageIdentity identity = null;
var isSymbolsPackage = false;
var hasNuspec = false;
var hasMultipleNuspecs = false;
var nuspecName = string.Empty;
try
{
// Read basic info from the package and verify that it isn't broken.
using (var zip = new ZipArchive(File.OpenRead(file), ZipArchiveMode.Read, leaveOpen: false))
using (var package = new PackageArchiveReader(zip))
{
identity = package.GetIdentity();
isSymbolsPackage = SymbolsUtility.IsSymbolsPackage(zip, file);
// Check for correct nuspec name
nuspecName = identity.Id + ".nuspec";
var nuspecs = zip.Entries.Where(entry => entry.FullName.EndsWith(".nuspec", StringComparison.OrdinalIgnoreCase)).ToList();
hasNuspec = nuspecs.Count == 1;
hasMultipleNuspecs = nuspecs.Count > 1;
}
}
catch
{
log.LogError($"Invalid package '{file}'.");
throw;
}
var packageInput = new PackageInput(file, identity, isSymbolsPackage);
// Display a message for non-normalized packages
if (packageInput.Identity.Version.ToString() != packageInput.Identity.Version.ToNormalizedString())
{
var message = $"Package '{packageInput.PackagePath}' does not contain a normalized version. Normalized: '{packageInput.Identity.Version.ToNormalizedString()}' Nuspec version: '{packageInput.Identity.Version.ToString()}'. See https://semver.org/ for details.";
log.LogVerbose(message);
}
// Check for correct nuspec name
if (!hasNuspec)
{
throw new InvalidDataException($"'{packageInput.PackagePath}' does not contain '{nuspecName}'.");
}
// Check for multiple nuspec files
if (hasMultipleNuspecs)
{
throw new InvalidDataException($"'{packageInput.PackagePath}' contains multiple nuspecs and cannot be consumed.");
}
return(packageInput);
}
/// <summary>
/// Create a package input from the given file path.
/// </summary>
public static PackageInput Create(string file)
{
PackageInput result = null;
using (var zip = new ZipArchive(File.OpenRead(file), ZipArchiveMode.Read, leaveOpen: false))
using (var reader = new PackageArchiveReader(file))
{
var isSymbolsPackage = SymbolsUtility.IsSymbolsPackage(zip, file);
result = new PackageInput(file, isSymbolsPackage, reader.NuspecReader);
}
return(result);
}
