////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Pass2
static void Pass2(PackageInfo packageInfo, string id, ref bool updated)
{
foreach (DependencyInfo dependencyInfo in packageInfo.Dependencies)
{
Pass2(dependencyInfo.RegistrationInfo, ref updated);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Pass1
static void Pass1(PackageInfo packageInfo, string id, KeyValuePair<string, VersionRange> allowedVersion)
{
foreach (DependencyInfo dependencyInfo in packageInfo.Dependencies)
{
Pass1(dependencyInfo.RegistrationInfo, allowedVersion);
}
}
static bool CheckDependenciesExists(PackageInfo packageInfo)
{
foreach (DependencyInfo dependencyInfo in packageInfo.Dependencies)
{
if (dependencyInfo.RegistrationInfo.Packages.Count == 0)
{
return false;
}
}
return true;
}
public void Add(PackageInfo packageInfo)
{
packageInfo.Registration = this;
Packages.Add(packageInfo);
}
public static async Task<RegistrationInfo> GetRegistrationInfo(HttpClient httpClient, Uri registrationUri, VersionRange range, NuGetFramework projectTargetFramework, ConcurrentDictionary<Uri, JObject> sessionCache = null)
{
NuGetFrameworkFullComparer frameworkComparer = new NuGetFrameworkFullComparer();
FrameworkReducer frameworkReducer = new FrameworkReducer();
JObject index = await LoadResource(httpClient, registrationUri, sessionCache);
if (index == null)
{
throw new ArgumentException(registrationUri.AbsoluteUri);
}
VersionRange preFilterRange = Utils.SetIncludePrerelease(range, true);
IList<Task<JObject>> rangeTasks = new List<Task<JObject>>();
foreach (JObject item in index["items"])
{
NuGetVersion lower = NuGetVersion.Parse(item["lower"].ToString());
NuGetVersion upper = NuGetVersion.Parse(item["upper"].ToString());
if (ResolverMetadataClientUtility.IsItemRangeRequired(preFilterRange, lower, upper))
{
JToken items;
if (!item.TryGetValue("items", out items))
{
Uri rangeUri = item["@id"].ToObject<Uri>();
rangeTasks.Add(LoadResource(httpClient, rangeUri, sessionCache));
}
else
{
rangeTasks.Add(Task.FromResult(item));
}
}
}
await Task.WhenAll(rangeTasks.ToArray());
RegistrationInfo registrationInfo = new RegistrationInfo();
registrationInfo.IncludePrerelease = range.IncludePrerelease;
string id = string.Empty;
foreach (JObject rangeObj in rangeTasks.Select((t) => t.Result))
{
if (rangeObj == null)
{
throw new InvalidDataException(registrationUri.AbsoluteUri);
}
foreach (JObject packageObj in rangeObj["items"])
{
JObject catalogEntry = (JObject)packageObj["catalogEntry"];
NuGetVersion packageVersion = NuGetVersion.Parse(catalogEntry["version"].ToString());
id = catalogEntry["id"].ToString();
int publishedDate = 0;
JToken publishedValue;
if (catalogEntry.TryGetValue("published", out publishedValue))
{
publishedDate = int.Parse(publishedValue.ToObject<DateTime>().ToString("yyyyMMdd"));
}
//publishedDate = 0 means the property doesn't exist in index.json
//publishedDate = 19000101 means the property exists but the package is unlisted
if (range.Satisfies(packageVersion) && (publishedDate!= 19000101))
{
PackageInfo packageInfo = new PackageInfo();
packageInfo.Version = packageVersion;
packageInfo.PackageContent = new Uri(packageObj["packageContent"].ToString());
JArray dependencyGroupsArray = (JArray)catalogEntry["dependencyGroups"];
if (dependencyGroupsArray != null)
{
// only one target framework group will be used at install time, which means
// we can filter down to that group now by using the project target framework
var depFrameworks = dependencyGroupsArray.Select(e => GetFramework(e as JObject));
var targetFramework = frameworkReducer.GetNearest(projectTargetFramework, depFrameworks);
// If no frameworks are compatible we just ignore them - Should this be an exception?
if (targetFramework != null)
{
foreach (JObject dependencyGroupObj in dependencyGroupsArray)
{
NuGetFramework currentFramework = GetFramework(dependencyGroupObj);
if (frameworkComparer.Equals(currentFramework, targetFramework))
{
foreach (JObject dependencyObj in dependencyGroupObj["dependencies"])
{
DependencyInfo dependencyInfo = new DependencyInfo();
dependencyInfo.Id = dependencyObj["id"].ToString();
dependencyInfo.Range = Utils.CreateVersionRange((string)dependencyObj["range"], range.IncludePrerelease);
dependencyInfo.RegistrationUri = dependencyObj["registration"].ToObject<Uri>();
packageInfo.Dependencies.Add(dependencyInfo);
}
}
}
}
}
registrationInfo.Add(packageInfo);
}
}
registrationInfo.Id = id;
}
return registrationInfo;
}
/// <summary>
/// Retrieve a registration blob
/// </summary>
/// <returns>Returns Null if the package does not exist</returns>
public static async Task<RegistrationInfo> GetRegistrationInfo(
HttpClient httpClient,
Uri registrationUri,
VersionRange range,
NuGetFramework projectTargetFramework,
CancellationToken token)
{
var frameworkComparer = new NuGetFrameworkFullComparer();
var frameworkReducer = new FrameworkReducer();
var dependencies = await GetDependencies(httpClient, registrationUri, range, token);
var registrationInfo = new RegistrationInfo();
registrationInfo.IncludePrerelease = range.IncludePrerelease;
foreach (var item in dependencies)
{
var packageInfo = new PackageInfo
{
Listed = item.Listed,
Version = item.Identity.Version,
PackageContent = new Uri(item.ContentUri)
};
// only one target framework group will be used at install time, which means
// we can filter down to that group now by using the project target framework
var depFrameworks = item.DependencyGroups.Select(e => e.TargetFramework);
var targetFramework = frameworkReducer.GetNearest(projectTargetFramework, depFrameworks);
// If no frameworks are compatible we just ignore them - Should this be an exception?
if (targetFramework != null)
{
var dependencyGroup = item.DependencyGroups.FirstOrDefault(d => frameworkComparer.Equals(targetFramework, d.TargetFramework));
if (dependencyGroup != null)
{
foreach (var dependency in dependencyGroup.Packages)
{
var dependencyInfo = new DependencyInfo
{
Id = dependency.Id,
Range = dependency.VersionRange
};
packageInfo.Dependencies.Add(dependencyInfo);
}
}
}
registrationInfo.Add(packageInfo);
registrationInfo.Id = item.Identity.Id;
}
return registrationInfo;
}