private IPythonInterpreterFactoryProvider[] LoadProviders(
SettingsStore store,
IServiceProvider serviceProvider
)
{
var seen = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
var catalog = new List <ComposablePartCatalog>();
if (store.CollectionExists(SuppressFactoryProvidersCollection))
{
return(new IPythonInterpreterFactoryProvider[0]);
}
if (store.CollectionExists(FactoryProvidersCollection))
{
foreach (var idStr in store.GetSubCollectionNames(FactoryProvidersCollection))
{
var key = FactoryProvidersCollection + "\\" + idStr;
LoadOneProvider(
store.GetString(key, FactoryProviderCodeBaseSetting, ""),
seen,
catalog,
_activityLog
);
}
}
foreach (var baseKey in new[] { Registry.CurrentUser, Registry.LocalMachine })
{
using (var key = baseKey.OpenSubKey(FactoryProvidersRegKey)) {
if (key != null)
{
foreach (var idStr in key.GetSubKeyNames())
{
using (var subkey = key.OpenSubKey(idStr)) {
if (subkey != null)
{
LoadOneProvider(
subkey.GetValue(FactoryProviderCodeBaseSetting, "") as string,
seen,
catalog,
_activityLog
);
}
}
}
}
}
}
if (!catalog.Any())
{
LoadOneProvider(
typeof(CPythonInterpreterFactoryConstants).Assembly.Location,
seen,
catalog,
_activityLog
);
}
const string FailedToImportMessage = "Failed to import factory providers";
var providers = new List <IPythonInterpreterFactoryProvider>();
var serviceProviderProvider = new MockExportProvider();
if (serviceProvider != null)
{
serviceProviderProvider.SetExport(typeof(SVsServiceProvider), () => serviceProvider);
}
foreach (var part in catalog)
{
var container = new CompositionContainer(part, serviceProviderProvider);
try {
foreach (var provider in container.GetExports <IPythonInterpreterFactoryProvider>())
{
if (provider.Value != null)
{
providers.Add(provider.Value);
}
}
} catch (CompositionException ex) {
LogException(_activityLog, FailedToImportMessage, null, ex, ex.Errors);
} catch (ReflectionTypeLoadException ex) {
LogException(_activityLog, FailedToImportMessage, null, ex, ex.LoaderExceptions);
} catch (Exception ex) {
LogException(_activityLog, FailedToImportMessage, null, ex);
}
}
return(providers.ToArray());
}
private IPythonInterpreterFactoryProvider[] LoadProviders(
SettingsStore store,
IServiceProvider serviceProvider
) {
var seen = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
var catalog = new List<ComposablePartCatalog>();
if (store.CollectionExists(SuppressFactoryProvidersCollection)) {
return new IPythonInterpreterFactoryProvider[0];
}
if (store.CollectionExists(FactoryProvidersCollection)) {
foreach (var idStr in store.GetSubCollectionNames(FactoryProvidersCollection)) {
var key = FactoryProvidersCollection + "\\" + idStr;
LoadOneProvider(
store.GetString(key, FactoryProviderCodeBaseSetting, ""),
seen,
catalog,
_activityLog
);
}
}
foreach (var baseKey in new[] { Registry.CurrentUser, Registry.LocalMachine }) {
using (var key = baseKey.OpenSubKey(FactoryProvidersRegKey)) {
if (key != null) {
foreach (var idStr in key.GetSubKeyNames()) {
using (var subkey = key.OpenSubKey(idStr)) {
if (subkey != null) {
LoadOneProvider(
subkey.GetValue(FactoryProviderCodeBaseSetting, "") as string,
seen,
catalog,
_activityLog
);
}
}
}
}
}
}
if (!catalog.Any()) {
LoadOneProvider(
typeof(CPythonInterpreterFactoryConstants).Assembly.Location,
seen,
catalog,
_activityLog
);
}
const string FailedToImportMessage = "Failed to import factory providers";
var providers = new List<IPythonInterpreterFactoryProvider>();
var serviceProviderProvider = new MockExportProvider();
if (serviceProvider != null) {
serviceProviderProvider.SetExport(typeof(SVsServiceProvider), () => serviceProvider);
}
foreach (var part in catalog) {
var container = new CompositionContainer(part, serviceProviderProvider);
try {
foreach (var provider in container.GetExports<IPythonInterpreterFactoryProvider>()) {
if (provider.Value != null) {
providers.Add(provider.Value);
}
}
} catch (CompositionException ex) {
LogException(_activityLog, FailedToImportMessage, null, ex, ex.Errors);
} catch (ReflectionTypeLoadException ex) {
LogException(_activityLog, FailedToImportMessage, null, ex, ex.LoaderExceptions);
} catch (Exception ex) {
LogException(_activityLog, FailedToImportMessage, null, ex);
}
}
return providers.ToArray();
}
