private IEnumerable <DynamicElement> GetProviders(BootstrapRequest request)
{
var master = request.DownloadSwidtag(_urls);
if (master == null)
{
request.Warning(Constants.Messages.ProviderSwidtagUnavailable);
return(Enumerable.Empty <DynamicElement>());
}
// they are looking for a provider
// return all providers
return(request.GetProviders(master));
}
// --- Finds packages ---------------------------------------------------------------------------------------------------
/// <summary>
/// </summary>
/// <param name="name"></param>
/// <param name="requiredVersion"></param>
/// <param name="minimumVersion"></param>
/// <param name="maximumVersion"></param>
/// <param name="id"></param>
/// <param name="request"></param>
/// <returns></returns>
public void FindPackage(string name, string requiredVersion, string minimumVersion, string maximumVersion, int id, BootstrapRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
request.Debug("Calling 'Bootstrap::FindPackage'");
var master = request.DownloadSwidtag(_urls);
if (master == null)
{
request.Warning(Constants.Messages.ProviderSwidtagUnavailable);
return;
}
if (name != null && name.EqualsIgnoreCase("oneget"))
{
// they are looking for OneGet itself.
// future todo: let oneget update itself.
return;
}
// they are looking for a provider
if (string.IsNullOrWhiteSpace(name))
{
// return all providers
var providers = request.GetProviders(master);
foreach (var p in providers)
{
request.YieldFromSwidtag(p, requiredVersion, minimumVersion, maximumVersion, name);
}
}
else
{
// return just the one.
var provider = request.GetProvider(master, name);
if (provider != null)
{
request.YieldFromSwidtag(provider, requiredVersion, minimumVersion, maximumVersion, name);
}
}
// return any matches in the name
}
public void InstallPackage(string fastPath, BootstrapRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
// ensure that mandatory parameters are present.
request.Debug("Calling 'Bootstrap::InstallPackage'");
// verify the package integrity (ie, check if it's digitally signed before installing)
var master = request.DownloadSwidtag(_urls);
if (master == null)
{
request.Warning(Constants.Messages.ProviderSwidtagUnavailable);
return;
}
var provider = request.GetProvider(master, fastPath);
if (provider != null)
{
// install the 'package'
if (provider.XPath("/swid:SoftwareIdentity/swid:Meta[@providerType = 'assembly']").Any())
{
InstallAssemblyProvider(provider, fastPath, request);
return;
}
if (provider.XPath("/swid:SoftwareIdentity/swid:Meta[@providerType = 'psmodule']").Any())
{
InstallModuleProvider(provider, fastPath, request);
return;
}
InstallProviderFromInstaller(provider, fastPath, request);
}
else
{
request.Error(ErrorCategory.InvalidData, fastPath, Constants.Messages.UnableToResolvePackage, fastPath);
}
}