public bool Error(string id, string category, string targetObjectValue, string messageText)
{
if (CanCallHost)
{
return(_hostApi.Error(id, category, targetObjectValue, GetMessageString(messageText, null) ?? messageText));
}
return(true);
}
public bool Error(string id, string category, string targetObjectValue, string messageText)
{
return(_hostApi.Error(id, category, targetObjectValue, messageText));
}
private PackageProvider ImportProvider(IHostApi request, string providerName, IMetaProvider powerShellMetaProvider)
{
//foreach (var providerName in providers)
{
//var matchedProviderName = provider.As<DefaultPackageProvider>().GetPackageProviderName();
//TODO pass in Maxi, mini, and requiredVersion to LoadAvailableProvider
var instance = powerShellMetaProvider.LoadAvailableProvider(request.As<IRequest>(), providerName);
if (instance == null)
{
return null;
}
//Register newly created provider
if (typeof(IPackageProvider).CanDynamicCastFrom(instance))
{
var packageProvider = RegisterPackageProvider(instance.As<IPackageProvider>(), providerName, String.Empty, request);
if (packageProvider != null)
{
packageProvider.ProviderPath = powerShellMetaProvider.GetProviderPath(providerName);
return packageProvider;
}
}
else
{
//A provider is not found
request.Error(Constants.Messages.UnknownProvider, ErrorCategory.InvalidOperation.ToString(),
providerName, request.FormatMessageString(Constants.Messages.UnknownProvider, providerName));
}
}
}
private IMetaProvider GetMetaProviderObject(IHostApi requestObject) {
if (_metaProviders.ContainsKey("powershell")) {
var powerShellMetaProvider = _metaProviders["powershell"];
if (powerShellMetaProvider != null) {
return powerShellMetaProvider;
}
}
requestObject.Error(Constants.Messages.FailedPowerShellMetaProvider, ErrorCategory.InvalidOperation.ToString(), "LoadProvider", requestObject.FormatMessageString(Constants.Messages.FailedPowerShellMetaProvider));
return null;
}
/// <summary>
/// Get available provider if -ListAvailable present;load a provider specified in providerName.
/// </summary>
/// <param name="request"></param>
/// <param name="providerName">provider to be loaded.</param>
/// <param name="powerShellMetaProvider"></param>
private IEnumerable<PackageProvider> GetAvailableProvider(IHostApi request, string providerName, IMetaProvider powerShellMetaProvider)
{
var results = _packageProviders.Values.Where(each => each.ProviderName.IsWildcardMatch(providerName)).ReEnumerable();
if (results.Any()) {
//the provider is already loaded and tracked in the loaded master list: _packageProviders
yield break;
}
//Get available powershell providers
var availableProviders = powerShellMetaProvider.GetAvailableLocallyProviders(request.As<IRequest>()).ReEnumerable();
if (!availableProviders.Any()) {
//No available providers.
if (!String.IsNullOrWhiteSpace(providerName)) {
//Error out if a user specific -Name
request.Error(Constants.Messages.UnknownProvider, ErrorCategory.InvalidOperation.ToString(),
providerName, request.FormatMessageString(Constants.Messages.UnknownProvider, providerName));
}
yield break;
}
if (String.IsNullOrWhiteSpace(providerName)) {
// "-Name" does not exist, we return all we can find
foreach (var module in availableProviders) {
yield return new PackageProvider(module.As<DefaultPackageProvider>());
}
} else {
//A user inputs both -Name and -ListAvailable
var matches = powerShellMetaProvider.GetProviderNames().Where(each => each.IsWildcardMatch(providerName)).ReEnumerable();
if (!matches.Any()) {
request.Error(Constants.Messages.UnknownProvider, ErrorCategory.InvalidOperation.ToString(),
providerName, request.FormatMessageString(Constants.Messages.UnknownProvider, providerName));
}
foreach (var match in matches) {
yield return new PackageProvider(powerShellMetaProvider.GetAvailableLocallyProvider(match).As<DefaultPackageProvider>());
//yield return new PackageProvider(availableProviders[match].As<DefaultPackageProvider>());
}
}
}
private IEnumerable<PackageProvider> ImportPackageProviderViaName(IHostApi request, string providerName)
{
var powerShellMetaProvider = GetMetaProviderObject(request);
if (powerShellMetaProvider == null) {
yield break;
}
//var availableProvider = powerShellMetaProvider.GetAvailableLocallyProviders(request.As<IRequest>()).ReEnumerable();
var availableProviderNames = powerShellMetaProvider.GetProviderNames(); //.ReEnumerable();
if (!availableProviderNames.Any())
{
//No available providers.
if (!String.IsNullOrWhiteSpace(providerName)) {
//Error out if a user specific -Name
request.Error(Constants.Messages.UnknownProvider, ErrorCategory.InvalidOperation.ToString(),
providerName, request.FormatMessageString(Constants.Messages.UnknownProvider, providerName));
}
yield break;
}
// a user inputs "-Name" property, we load the specific provider
//Find if it exists in the available list
var matches = availableProviderNames.Where(each => each.IsWildcardMatch(providerName)).ReEnumerable();
if (!matches.Any()) {
request.Error(Constants.Messages.UnknownProvider, ErrorCategory.InvalidOperation.ToString(),
providerName, request.FormatMessageString(Constants.Messages.UnknownProvider, providerName));
}
foreach (var match in matches) {
//var matchedProviderName = match.As<DefaultPackageProvider>().GetPackageProviderName();
yield return ImportProvider(request, match, powerShellMetaProvider);
//var instance = powerShellMetaProvider.LoadAvailableProvider(request.As<IRequest>(), matchedProviderName);
//if (instance == null) {
// yield break;
//}
////Register newly created provider
//if (typeof (IPackageProvider).CanDynamicCastFrom(instance)) {
// var packageProvider = RegisterPackageProvider(instance.As<IPackageProvider>(), String.Empty, request);
// if (packageProvider != null) {
// packageProvider.ProviderPath = powerShellMetaProvider.GetProviderPath(matchedProviderName);
// yield return packageProvider;
// }
//} else {
// //A provider is not found
// request.Error(Constants.Messages.UnknownProvider, ErrorCategory.InvalidOperation.ToString(),
// providerName, request.FormatMessageString(Constants.Messages.UnknownProvider, providerName));
//}
}
}
private IEnumerable<PackageProvider> ImportPowerShellProvider(IHostApi request, string modulePath, Version requiredVersion, bool shouldRefreshCache)
{
request.Debug(string.Format(CultureInfo.CurrentCulture, "Calling ImportPowerShellProvider. providerName = '{0}', requiredVersion='{1}'",
modulePath, requiredVersion));
var powerShellMetaProvider = GetMetaProviderObject(request);
if (powerShellMetaProvider == null) {
yield break;
}
//providerName can be a file path or name.
var instances = powerShellMetaProvider.LoadAvailableProvider(request.As<IRequest>(), modulePath, requiredVersion, shouldRefreshCache).ReEnumerable();
if (!instances.Any()) {
//A provider is not found
request.Error(Constants.Messages.UnknownProvider, ErrorCategory.InvalidOperation.ToString(),
modulePath, string.Format(Resources.Messages.UnknownProvider, modulePath));
yield break;
}
foreach (var instance in instances) {
//Register the provider
var provider = instance.As<PackageProvider>();
if (provider != null) {
//initialize the actual powershell package provider
if (provider.Provider == null) {
continue;
}
provider.Provider.InitializeProvider(request.As<IRequest>());
AddToProviderCacheTable(provider.ProviderName, provider);
//initialize the warpper package provider
provider.Initialize(request);
// addOrSet locks the collection anyway.
_packageProviders.AddOrSet(provider.ProviderName, provider);
yield return provider;
}
}
}
public bool RequirePackageProvider(string requestor, string packageProviderName, string minimumVersion, IHostApi hostApi) {
// check if the package provider is already installed
if (_packageProviders.ContainsKey(packageProviderName)) {
var current = _packageProviders[packageProviderName].Version;
if (current >= minimumVersion) {
return true;
}
}
var currentCallCount = hostApi.CallCount;
if (_lastCallCount >= currentCallCount) {
// we've already been here this call.
// are they asking for the same provider again?
if (_providersTriedThisCall.Contains(packageProviderName)) {
hostApi.Debug("Skipping RequirePackageProvider -- tried once this call previously.");
return false;
}
// remember this in case we come back again.
_providersTriedThisCall.Add(packageProviderName);
} else {
_lastCallCount = currentCallCount;
_providersTriedThisCall = new HashSet<string> {
packageProviderName
};
}
if (!hostApi.IsInteractive) {
hostApi.Debug("Skipping RequirePackageProvider due to not interactive");
// interactive indicates that the host can respond to queries -- this doesn't happen
// in powershell during tab-completion.
return false;
}
// no?
// ask the bootstrap provider if there is a package provider with that name available.
if (!_packageProviders.ContainsKey(packageProviderName)){
return false;
}
var bootstrap = _packageProviders["Bootstrap"];
if (bootstrap == null) {
hostApi.Debug("Skipping RequirePackageProvider due to missing bootstrap provider");
return false;
}
var pkg = bootstrap.FindPackage(packageProviderName, null, minimumVersion, null, hostApi).OrderByDescending(p => p, SoftwareIdentityVersionComparer.Instance).GroupBy(package => package.Name).ToArray();
if (pkg.Length == 1) {
// Yeah? Install it.
var package = pkg[0].FirstOrDefault();
var metaWithProviderType = package.Meta.FirstOrDefault(each => each.ContainsKey("providerType"));
var providerType = metaWithProviderType == null ? "unknown" : metaWithProviderType.GetAttribute("providerType");
var destination = providerType == "assembly" ? (AdminPrivilege.IsElevated ? SystemAssemblyLocation : UserAssemblyLocation) : String.Empty;
var link = package.Links.FirstOrDefault(each => each.Relationship == "installationmedia");
var location = String.Empty;
if (link != null) {
location = link.HRef.ToString();
}
// what can't find an installationmedia link?
// todo: what should we say here?
if (hostApi.ShouldBootstrapProvider(requestor, package.Name, package.Version, providerType, location, destination)) {
var newRequest = hostApi.Extend<IHostApi>(new {
GetOptionValues = new Func<string, IEnumerable<string>>(key => {
if (key == "DestinationPath") {
return new[] {
destination
};
}
return new string[0];
})
});
var packagesInstalled = bootstrap.InstallPackage(package, newRequest).LastOrDefault();
if (packagesInstalled == null) {
// that's sad.
hostApi.Error(Constants.Messages.FailedProviderBootstrap, ErrorCategory.InvalidOperation.ToString(), package.Name, hostApi.FormatMessageString(Constants.Messages.FailedProviderBootstrap, package.Name));
return false;
}
// so it installed something
// we must tell the plugin loader to reload the plugins again.
LoadProviders(hostApi);
return true;
}
}
return false;
}
private IEnumerable<PackageProvider> ImportPackageProviderViaName(IHostApi request,
string providerName,
Version requiredVersion,
Version minimumVersion,
Version maximumVersion,
bool force) {
request.Debug(string.Format(CultureInfo.CurrentCulture, "Calling ImportPackageProviderViaName. providerName = '{0}', requiredVersion='{1}', minimumVersion = '{2}', maximumVersion='{3}'",
providerName, requiredVersion, minimumVersion, maximumVersion));
//Check if the module or assembly is already loaded
//key = path, value = version
HashSet<KeyValuePair<string, string>> refreshingProvidersPaths = new HashSet<KeyValuePair<string, string>>();
foreach (var provider in _packageProviders) {
if (provider.Key.IsWildcardMatch(providerName)) {
//found the provider with the same name is already loaded
if (force) {
if (IsVersionMatch(provider.Value, requiredVersion, minimumVersion, maximumVersion)) {
//if -force is specified and the version is the same, we will re-import directly from the path
refreshingProvidersPaths.Add(new KeyValuePair<string, string>(_packageProviders[provider.Key].ProviderPath, _packageProviders[provider.Key].Version));
}
request.Verbose(string.Format(CultureInfo.CurrentCulture, Resources.Messages.ReImportProvider, provider.Key));
} else {
request.Verbose(string.Format(CultureInfo.CurrentCulture, Resources.Messages.ProviderImportedAlready, provider.Key));
return Enumerable.Empty<PackageProvider>();
}
}
}
//reload the assembly
foreach (var providerPath in refreshingProvidersPaths) {
var providers = ImportPackageProviderViaPath(request, providerPath.Key, requiredVersion, minimumVersion, maximumVersion, force);
return providers;
}
//check if the provider is in the cache table
var results = FindMatchedProvidersFromInternalCacheTable(request, providerName, requiredVersion, minimumVersion, maximumVersion, force).ToArray();
if (results.Any()) {
return results;
}
//If the provider is not in the cache list, rescan for providers
ScanForAvailableProviders(request, providerName, requiredVersion, minimumVersion, maximumVersion, true);
results = FindMatchedProvidersFromInternalCacheTable(request, providerName, requiredVersion, minimumVersion, maximumVersion, force).ToArray();
if (!results.Any()) {
request.Error(Constants.Messages.NoMatchFoundForCriteria, ErrorCategory.InvalidData.ToString(),
providerName, string.Format(CultureInfo.CurrentCulture, Resources.Messages.NoMatchFoundForCriteria, providerName));
} else {
return results;
}
return Enumerable.Empty<PackageProvider>();
}
/// <summary>
/// Import a package provider.
/// </summary>
/// <param name="request"></param>
/// <param name="providerName">Provider name or file path</param>
/// <param name="requiredVersion">The provider version to be loaded</param>
/// <param name="minimumVersion">The minimum version of the provider to be loaded</param>
/// <param name="maximumVersion">The maximum version of the provider to be loaded</param>
/// <param name="isPathRooted">Whether the 'providerName' is path or name</param>
/// <param name="force">Whether -force is specified</param>
/// <returns></returns>
public IEnumerable<PackageProvider> ImportPackageProvider(IHostApi request,
string providerName,
Version requiredVersion,
Version minimumVersion,
Version maximumVersion,
bool isPathRooted,
bool force) {
request.Debug(string.Format(CultureInfo.CurrentCulture, "Calling ImportPackageProvider. providerName = '{0}', requiredVersion='{1}', minimumVersion = '{2}', maximumVersion='{3}'",
providerName, requiredVersion, minimumVersion, maximumVersion));
if (string.IsNullOrWhiteSpace(providerName)) {
return Enumerable.Empty<PackageProvider>();
}
if (providerName.ContainsWildcards()) {
request.Error(Constants.Messages.InvalidParameter, ErrorCategory.InvalidData.ToString(), providerName, string.Format(CultureInfo.CurrentCulture, Resources.Messages.InvalidParameter, "Import-PackageProvider"));
return Enumerable.Empty<PackageProvider>();
}
if (isPathRooted) {
if (!File.Exists(providerName)) {
request.Error(Constants.Messages.InvalidFilename, ErrorCategory.InvalidData.ToString(), providerName, string.Format(CultureInfo.CurrentCulture, Resources.Messages.FileNotFound, providerName));
return Enumerable.Empty<PackageProvider>();
}
//Check if the file type is supported: .dll, .exe, or .psm1
if (!Constants.SupportedAssemblyTypes.Any(each => each.EqualsIgnoreCase(Path.GetExtension(providerName)))) {
var fileTypes = Constants.SupportedAssemblyTypes.Aggregate(string.Empty, (current, each) => current + " " + each);
request.Error(Constants.Messages.InvalidFilename, ErrorCategory.InvalidData.ToString(), providerName, string.Format(CultureInfo.CurrentCulture, Resources.Messages.InvalidFileType, providerName, fileTypes));
return Enumerable.Empty<PackageProvider>();
}
}
var providers = isPathRooted ? ImportPackageProviderViaPath(request, providerName, requiredVersion, minimumVersion, maximumVersion, force)
: ImportPackageProviderViaName(request, providerName, requiredVersion, minimumVersion, maximumVersion, force);
return providers;
}
public bool RequirePackageProvider(string requestor, string packageProviderName, string minimumVersion, IHostApi hostApi)
{
// check if the package provider is already installed
if (_packageProviders.ContainsKey(packageProviderName))
{
var current = _packageProviders[packageProviderName].Version;
if (current >= minimumVersion)
{
return(true);
}
}
var currentCallCount = hostApi.CallCount;
if (_lastCallCount >= currentCallCount)
{
// we've already been here this call.
// are they asking for the same provider again?
if (_providersTriedThisCall.Contains(packageProviderName))
{
hostApi.Debug("Skipping RequirePackageProvider -- tried once this call previously.");
return(false);
}
// remember this in case we come back again.
_providersTriedThisCall.Add(packageProviderName);
}
else
{
_lastCallCount = currentCallCount;
_providersTriedThisCall = new HashSet <string> {
packageProviderName
};
}
if (!hostApi.IsInteractive)
{
hostApi.Debug("Skipping RequirePackageProvider due to not interactive");
// interactive indicates that the host can respond to queries -- this doesn't happen
// in powershell during tab-completion.
return(false);
}
// no?
// ask the bootstrap provider if there is a package provider with that name available.
var bootstrap = _packageProviders["Bootstrap"];
if (bootstrap == null)
{
hostApi.Debug("Skipping RequirePackageProvider due to missing bootstrap provider");
return(false);
}
var pkg = bootstrap.FindPackage(packageProviderName, null, minimumVersion, null, hostApi).OrderByDescending(p => p, SoftwareIdentityVersionComparer.Instance).GroupBy(package => package.Name).ToArray();
if (pkg.Length == 1)
{
// Yeah? Install it.
var package = pkg[0].FirstOrDefault();
var metaWithProviderType = package.Meta.FirstOrDefault(each => each.ContainsKey("providerType"));
var providerType = metaWithProviderType == null ? "unknown" : metaWithProviderType.GetAttribute("providerType");
var destination = providerType == "assembly" ? (AdminPrivilege.IsElevated ? SystemAssemblyLocation : UserAssemblyLocation) : string.Empty;
var link = package.Links.FirstOrDefault(each => each.Relationship == "installationmedia");
var location = string.Empty;
if (link != null)
{
location = link.HRef.ToString();
}
// what can't find an installationmedia link?
// todo: what should we say here?
if (hostApi.ShouldBootstrapProvider(requestor, package.Name, package.Version, providerType, location, destination))
{
var newRequest = hostApi.Extend <IHostApi>(new {
GetOptionValues = new Func <string, IEnumerable <string> >(key => {
if (key == "DestinationPath")
{
return(new[] {
destination
});
}
return(new string[0]);
})
});
var packagesInstalled = bootstrap.InstallPackage(package, newRequest).LastOrDefault();
if (packagesInstalled == null)
{
// that's sad.
hostApi.Error(Constants.Messages.FailedProviderBootstrap, ErrorCategory.InvalidOperation.ToString(), package.Name, hostApi.FormatMessageString(Constants.Messages.FailedProviderBootstrap, package.Name));
return(false);
}
// so it installed something
// we must tell the plugin loader to reload the plugins again.
LoadProviders(hostApi);
return(true);
}
}
return(false);
}
private IEnumerable<PackageProvider> ImportPackageProviderViaName(IHostApi request,
string providerName,
Version requiredVersion,
Version minimumVersion,
Version maximumVersion,
bool force,
bool throwErrorWhenImportWithName) {
request.Debug(string.Format(CultureInfo.CurrentCulture, "Calling ImportPackageProviderViaName. providerName = '{0}', requiredVersion='{1}', minimumVersion = '{2}', maximumVersion='{3}'",
providerName, requiredVersion, minimumVersion, maximumVersion));
//Check if the module or assembly is already loaded
//key = path, value = version
HashSet<KeyValuePair<string, FourPartVersion>> refreshingProvidersPaths = new HashSet<KeyValuePair<string, FourPartVersion>>();
foreach (var provider in _packageProviders) {
if (provider.Key.IsWildcardMatch(providerName)) {
//found the provider with the same name is already loaded
if (force) {
// if -force is present and required version is specified, we will enforce that the loaded provider version must match the required version
if ((requiredVersion != null && provider.Value.Version == (FourPartVersion)requiredVersion)
// if -force is specified and no version information is provided, we will re-import directly from the path of the loaded provider
||(requiredVersion == null && maximumVersion == null && minimumVersion == null))
{
refreshingProvidersPaths.Add(new KeyValuePair<string, FourPartVersion>(_packageProviders[provider.Key].ProviderPath, _packageProviders[provider.Key].Version));
}
request.Verbose(string.Format(CultureInfo.CurrentCulture, Resources.Messages.ReImportProvider, provider.Key));
} else {
request.Verbose(string.Format(CultureInfo.CurrentCulture, Resources.Messages.ProviderImportedAlready, provider.Key));
return Enumerable.Empty<PackageProvider>();
}
}
}
//reload the assembly
foreach (var providerPath in refreshingProvidersPaths) {
var providers = ImportPackageProviderViaPath(request, providerPath.Key, providerPath.Value, minimumVersion, maximumVersion, force);
return providers;
}
IEnumerable<PackageProvider> results = null;
// if user doesn't have all the available providers in the cache,
// then there is a chance that we will miss the latest version of the provider
// so we will only try to search from the cache table without refreshing it
// if the user does not provide -force and either maximum or minimum version.
if (!force || (maximumVersion == null && minimumVersion == null))
{
//check if the provider is in the cache table
results = FindMatchedProvidersFromInternalCacheTable(request, providerName, requiredVersion, minimumVersion, maximumVersion, force).ToArray();
if (results.Any())
{
return results;
}
}
//If the provider is not in the cache list, rescan for providers
ScanForAvailableProviders(request, providerName, requiredVersion, minimumVersion, maximumVersion, true, false);
results = FindMatchedProvidersFromInternalCacheTable(request, providerName, requiredVersion, minimumVersion, maximumVersion, force).ToArray();
if (!results.Any()) {
if (throwErrorWhenImportWithName)
{
request.Error(Constants.Messages.NoMatchFoundForCriteria, ErrorCategory.InvalidData.ToString(),
providerName, string.Format(CultureInfo.CurrentCulture, Resources.Messages.NoMatchFoundForCriteria, providerName));
}
else
{
request.Verbose(string.Format(CultureInfo.CurrentCulture, Resources.Messages.NoMatchFoundForCriteria, providerName));
}
} else {
return results;
}
return Enumerable.Empty<PackageProvider>();
}
/// <summary>
/// This initializes the provider registry with the list of package providers.
/// (currently a hardcoded list, soon, registry driven)
/// </summary>
/// <param name="request"></param>
internal void LoadProviders(IHostApi request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
var baseDir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
var providerAssemblies = (_initialized ? Enumerable.Empty <string>() : _defaultProviders)
.Concat(GetProvidersFromRegistry(Registry.LocalMachine, "SOFTWARE\\MICROSOFT\\ONEGET"))
.Concat(GetProvidersFromRegistry(Registry.CurrentUser, "SOFTWARE\\MICROSOFT\\ONEGET"))
.Concat(AutoloadedAssemblyLocations.SelectMany(location => {
if (Directory.Exists(location))
{
return(Directory.EnumerateFiles(location).Where(each => !IsExcluded(each) && (each.EndsWith(".exe", StringComparison.CurrentCultureIgnoreCase) || each.EndsWith(".dll", StringComparison.CurrentCultureIgnoreCase))));
}
return(Enumerable.Empty <string>());
}));
#if DEEP_DEBUG
providerAssemblies = providerAssemblies.ToArray();
foreach (var each in providerAssemblies)
{
request.Debug("possible assembly: {0}".format(each));
}
#endif
// find modules that have manifests
// todo: expand this out to validate the assembly is ok for this instance of OneGet.
providerAssemblies = providerAssemblies.Where(each => Manifest.LoadFrom(each).Any(manifest => Swidtag.IsSwidtag(manifest) && new Swidtag(manifest).IsApplicable(new Hashtable())));
// add inbox assemblies (don't require manifests, because they are versioned with the core)
#if !COMMUNITY_BUILD
// todo: these should just be strong-named references. for now, just load them from the same directory.
providerAssemblies = providerAssemblies.Concat(new[] {
Path.Combine(baseDir, "Microsoft.OneGet.MetaProvider.PowerShell.dll"),
Path.Combine(baseDir, "Microsoft.OneGet.ArchiverProviders.dll"),
Path.Combine(baseDir, "Microsoft.OneGet.CoreProviders.dll"),
Path.Combine(baseDir, "Microsoft.OneGet.MsuProvider.dll"),
#if !CORE_CLR
// can't load these providers here.
Path.Combine(baseDir, "Microsoft.OneGet.MsiProvider.dll"),
#endif
});
#endif
#if DEEP_DEBUG
providerAssemblies = providerAssemblies.ToArray();
foreach (var each in providerAssemblies)
{
request.Debug("possible assembly with manifest: {0}".format(each));
}
#endif
providerAssemblies = providerAssemblies.OrderByDescending(each => {
try {
// try to get a version from the file first
return((ulong)(FourPartVersion)FileVersionInfo.GetVersionInfo(each));
} catch {
// otherwise we can't make a distinction.
return((ulong)0);
}
});
providerAssemblies = providerAssemblies.Distinct(new PathEqualityComparer(PathCompareOption.FileWithoutExtension));
#if BEFORE_WE_HAD_MANIFESTS
// hack to make sure we don't load the old version of the nuget provider
// when we have the ability to examine a plugin without dragging it into the
// primary appdomain, this won't be needed.
FourPartVersion minimumnugetversion = "2.8.3.6";
providerAssemblies = providerAssemblies.Where(assemblyFile => {
try {
if ("nuget-anycpu".EqualsIgnoreCase(Path.GetFileNameWithoutExtension(assemblyFile)) && ((FourPartVersion)FileVersionInfo.GetVersionInfo(assemblyFile)) < minimumnugetversion)
{
return(false);
}
} catch {
}
return(true);
});
#endif
// there is no trouble with loading providers concurrently.
#if DEBUG
providerAssemblies.SerialForEach(providerAssemblyName => {
#else
providerAssemblies.ParallelForEach(providerAssemblyName => {
#endif
try {
request.Debug(request.FormatMessageString("Trying provider assembly: {0}", providerAssemblyName));
if (TryToLoadProviderAssembly(providerAssemblyName, request))
{
request.Debug(request.FormatMessageString("SUCCESS provider assembly: {0}", providerAssemblyName));
}
else
{
request.Debug(request.FormatMessageString("FAILED provider assembly: {0}", providerAssemblyName));
}
} catch {
request.Error(Constants.Messages.ProviderPluginLoadFailure, ErrorCategory.InvalidOperation.ToString(), providerAssemblyName, request.FormatMessageString(Constants.Messages.ProviderPluginLoadFailure, providerAssemblyName));
}
});
}
