/// <summary>
/// Resolves and returns Package Sources to the client.
///
/// Specified sources are passed in via the request object (<c>request.GetSources()</c>).
///
/// Sources are returned using <c>request.YieldPackageSource(...)</c>
/// </summary>
/// <param name="request">An object passed in from the CORE that contains functions that can be used to interact with the CORE and HOST</param>
public void ResolvePackageSources(Request request)
{
request.Debug("Calling '{0}::ResolvePackageSources'", PackageProviderName);
if (request.Sources.Any())
{
// the system is requesting sources that match the values passed.
// if the value passed can be a legitimate source, but is not registered, return a package source marked unregistered.
var packageSources = ProviderStorage.GetPackageSources(request);
if (request.IsCanceled)
{
return;
}
foreach (var source in request.Sources.AsNotNull())
{
if (packageSources.ContainsKey(source))
{
var packageSource = packageSources[source];
// YieldPackageSource returns false when operation was cancelled
if (!request.YieldPackageSource(packageSource.Name, packageSource.Location, packageSource.Trusted, packageSource.IsRegistered, packageSource.IsValidated))
{
return;
}
}
else
{
request.Warning("Package Source '{0}' not found.", source);
}
}
}
else
{
// the system is requesting all the registered sources
var packageSources = ProviderStorage.GetPackageSources(request);
foreach (var entry in packageSources.AsNotNull())
{
var packageSource = entry.Value;
// YieldPackageSource returns false when operation was cancelled
if (!request.YieldPackageSource(packageSource.Name, packageSource.Location, packageSource.Trusted, packageSource.IsRegistered, packageSource.IsValidated))
{
return;
}
}
}
}
/// <summary>
/// Searches package sources given name and version information
///
/// Package information must be returned using <c>request.YieldPackage(...)</c> function.
/// </summary>
/// <param name="name">a name or partial name of the package(s) requested</param>
/// <param name="requiredVersion">A specific version of the package. Null or empty if the user did not specify</param>
/// <param name="minimumVersion">A minimum version of the package. Null or empty if the user did not specify</param>
/// <param name="maximumVersion">A maximum version of the package. Null or empty if the user did not specify</param>
/// <param name="id">if this is greater than zero (and the number should have been generated using <c>StartFind(...)</c>, the core is calling this multiple times to do a batch search request. The operation can be delayed until <c>CompleteFind(...)</c> is called</param>
/// <param name="request">An object passed in from the CORE that contains functions that can be used to interact with the CORE and HOST</param>
public void FindPackage(string name, string requiredVersion, string minimumVersion, string maximumVersion, int id, Request request)
{
request.Debug("Calling '{0}::FindPackage' '{1}','{2}','{3}','{4}'", PackageProviderName, requiredVersion, minimumVersion, maximumVersion, id);
List <PackageSource> sources;
var providerPackageSources = ProviderStorage.GetPackageSources(request);
if (request.PackageSources != null && request.PackageSources.Any())
{
sources = new List <PackageSource>();
foreach (var userRequestedSource in request.PackageSources)
{
if (providerPackageSources.ContainsKey(userRequestedSource))
{
sources.Add(providerPackageSources[userRequestedSource]);
}
}
}
else
{
sources = providerPackageSources.Select(i => i.Value).ToList();
}
var searchTerm = ReplacePowerShellWildcards(name);
// Wildcard pattern matching configuration.
const WildcardOptions wildcardOptions = WildcardOptions.CultureInvariant | WildcardOptions.IgnoreCase;
var wildcardPattern = new WildcardPattern(String.IsNullOrEmpty(name) ? "*" : name, wildcardOptions);
if (request.IsCanceled)
{
return;
}
foreach (var packageSource in sources.AsNotNull())
{
var repo = RepositoryFactory.CreateV3(packageSource.Location);
var search = repo.GetResource <UISearchResource>();
for (int i = 0; true; i += SearchPageSize)
{
List <UISearchMetadata> results;
try
{
var task = search.Search(searchTerm, new SearchFilter(), i, SearchPageSize, CancellationToken.None);
task.Wait();
results = task.Result.ToList();
}
catch (NullReferenceException)
{
// usually means the source was incorrect, skip to the next source
break;
}
foreach (var result in results.AsNotNull())
{
if (!wildcardPattern.IsMatch(result.Identity.Id))
{
continue;
}
var package = new DataServicePackage()
{
Id = result.Identity.Id, Version = result.Identity.Version.ToString(), Summary = result.Summary, Authors = result.LatestPackageMetadata.Authors, Title = result.Title, IconUrl = result.IconUrl, Owners = result.LatestPackageMetadata.Owners, Description = result.LatestPackageMetadata.Description, Tags = result.LatestPackageMetadata.Tags, LicenseUrl = result.LatestPackageMetadata.LicenseUrl, ProjectUrl = result.LatestPackageMetadata.ProjectUrl, Published = result.LatestPackageMetadata.Published, ReportAbuseUrl = result.LatestPackageMetadata.ReportAbuseUrl
};
var fastPath = packageSource.MakeFastPath(result.Identity.Id, result.Identity.Version.ToString());
var packageItem = new PackageItem()
{
Id = result.Identity.Id, Version = result.Identity.Version.ToString(), FastPath = fastPath, Package = package, IsPackageFile = false, PackageSource = packageSource, FullPath = String.Empty
};
// YieldPackage returns false when operation was cancelled
if (!request.YieldPackage(packageItem, name))
{
return;
}
}
if (!results.Any())
{
break;
}
}
}
}
