public async Task<NuGetPackageViewResponse> ViewPackageInfo(string packageID, string source)
{
if (string.IsNullOrEmpty(packageID))
throw new ArgumentNullException("packageID");
if (string.IsNullOrEmpty(source))
throw new ArgumentNullException("source");
NuGetFactory factory = new NuGetFactory(source);
var model = new NuGetPackageViewResponse();
model.Request.PackageID = packageID;
model.Request.SourceUrl = factory.SourceUrl;
model.Request.Source = source;
var metaResource = await factory.GetUIMetadata();
var versions = (await CacheGetAllVersionsOfPackage(factory, packageID)).Reverse().Take(10);
foreach (var version in versions)
{
var packageVersion = new NuGetPackageVersion();
#region Meta
var versionIdentity = new PackageIdentity(packageID, version);
packageVersion = await CacheGetVersionMeta(metaResource, versionIdentity, true);
#endregion
#region Version Specific
packageVersion.IsReleaseVersion = !version.IsPrerelease;
packageVersion.IsLegacy = version.IsLegacyVersion;
packageVersion.IsPreRelease = version.IsPrerelease;
packageVersion.Version = version.ToNormalizedString();
packageVersion.OrderKey = packageVersion.LastUpdatedDate.ToString("yyyyMMdd") + packageVersion.Version;
packageVersion.LastUpdated = (packageVersion.LastUpdatedDate == DateTime.MinValue)
? string.Empty : packageVersion.LastUpdatedDate.ToString("MMM dd, yyyy");
#endregion
model.Versions.Add(packageVersion);
}
model.Versions = model.Versions.OrderByDescending(x => x.OrderKey).ToList();
model.LatestVersion = model.Versions.FirstOrDefault();
return model;
}
private static async Task<NuGetPackageVersion> GetVersionMeta(PackageIdentity versionIdentity,
UIMetadataResource metaResource, bool getDependencies)
{
var packageVersion = new NuGetPackageVersion();
var meta = await metaResource.GetMetadata(versionIdentity, CancellationToken.None);
packageVersion.PackageID = meta.Identity.Id;
packageVersion.Description = meta.Description;
//Uri
packageVersion.IconUri = meta.IconUrl;
packageVersion.ProjectUri = meta.ProjectUrl == null ? "#" : meta.ProjectUrl.AbsoluteUri;
packageVersion.LicenseUri = meta.LicenseUrl == null ? "#" : meta.LicenseUrl.AbsoluteUri;
packageVersion.ReportAbuseUri = meta.ReportAbuseUrl.AbsoluteUri;
//TODO:Currently NuGet API return blank
packageVersion.Authors = String.Join(",", meta.Authors);
packageVersion.Owners = String.Join(",", meta.Owners);
//Supported Frameworks
packageVersion.SupportedFrameworks = new List<NuGetFrameworkInfo>();
if (getDependencies)
{
foreach (var item in meta.DependencySets)
{
if (item.TargetFramework.IsUnsupported)
continue;
NuGetFrameworkInfo fxInfo = NuGetFrameworkInfo.CreateFrom(item.TargetFramework);
var dependentOn = item.Packages.Count();
if (dependentOn > 0)
fxInfo.DependencyCount = dependentOn;
packageVersion.SupportedFrameworks.Add(fxInfo);
}
if (!packageVersion.SupportedFrameworks.Any())
{
packageVersion.SupportedFrameworks.Add(NuGetFrameworkInfo.Any());
}
}
return packageVersion;
}
