private List <InterpreterConfiguration> FindPythonConfigurationsInRegistry()
{
var configurations = new List <InterpreterConfiguration>();
using (var key = Registry.CurrentUser.OpenSubKey("Software\\Python")) {
AddPythonConfigurationsFromRegistry(configurations, key, Environment.Is64BitOperatingSystem ? InterpreterArchitecture.Unknown : InterpreterArchitecture.x86);
}
using (var root = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry32))
using (var key = root.OpenSubKey("Software\\Python")) {
AddPythonConfigurationsFromRegistry(configurations, key, InterpreterArchitecture.x86);
}
if (Environment.Is64BitOperatingSystem)
{
using (var root = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry64))
using (var key = root.OpenSubKey("Software\\Python")) {
AddPythonConfigurationsFromRegistry(configurations, key, InterpreterArchitecture.x64);
}
}
InterpreterConfiguration.DisambiguateDescriptions(configurations);
return(configurations);
}
public void Search(RegistryKey root, InterpreterArchitecture assumedArch)
{
if (root == null)
{
return;
}
var companies = GetSubkeys(root).Union(StoreAppCompanies);
foreach (var company in companies)
{
if ("PyLauncher".Equals(company, StringComparison.OrdinalIgnoreCase))
{
continue;
}
bool pythonCore = PythonCoreCompany.Equals(company, StringComparison.OrdinalIgnoreCase);
using (var companyKey = root.OpenSubKey(company))
{
if (companyKey == null)
{
continue;
}
var companyDisplay = companyKey.GetValue("DisplayName") as string;
var companySupportUrl = companyKey.GetValue("SupportUrl") as string;
if (pythonCore)
{
companyDisplay = companyDisplay ?? PythonCoreCompanyDisplayName;
companySupportUrl = companySupportUrl ?? PythonCoreSupportUrl;
}
else
{
companyDisplay = companyDisplay ?? company;
}
var tags = GetSubkeys(companyKey).Union(StoreAppTags);
foreach (var tag in tags)
{
using (var tagKey = companyKey.OpenSubKey(tag))
using (var installKey = tagKey?.OpenSubKey("InstallPath"))
{
VisualStudioInterpreterConfiguration config = TryReadConfiguration(company, tag, tagKey, installKey, pythonCore, assumedArch);
if (config == null)
{
continue;
}
if (_seenIds.Add(config.Id))
{
var supportUrl = tagKey.GetValue("SupportUrl") as string ?? companySupportUrl;
// We don't want to send people to http://python.org, even
// if that's what is in the registry, so catch and fix it.
if (!string.IsNullOrEmpty(supportUrl))
{
var url = supportUrl.TrimEnd('/');
if (url.Equals("http://www.python.org", StringComparison.OrdinalIgnoreCase) ||
url.Equals("http://python.org", StringComparison.OrdinalIgnoreCase))
{
supportUrl = PythonCoreSupportUrl;
}
}
PythonInterpreterInformation info = new PythonInterpreterInformation(config, companyDisplay, companySupportUrl, supportUrl);
_info.Add(info);
}
}
}
}
}
InterpreterConfiguration.DisambiguateDescriptions(_info.Select(i => i.Configuration).ToArray());
}