public IEnumerable <PythonPackage> FindInstalledPackages(string name, string required_version, Request request)
{
/* FIXME: optimize if name and required_version are specified. */
string path = global_site_folder;
string name_wc = string.IsNullOrWhiteSpace(name) ? "*" : name;
string version_wc = string.IsNullOrWhiteSpace(required_version) ? "*" : required_version;
request.Debug("Python::FindInstalledPackages searching {0}", path);
foreach (string dir in Directory.EnumerateDirectories(path, string.Format("{0}-{1}.dist-info", name_wc, version_wc)))
{
request.Debug("Python::FindInstalledPackages trying {0}", dir);
PythonPackage result = PythonPackage.FromDistInfo(dir, this, request);
if (result != null)
{
if (!string.IsNullOrWhiteSpace(name) && !result.MatchesName(name))
{
continue;
}
yield return(result);
}
}
foreach (string dir in Directory.EnumerateDirectories(path, string.Format("{0}-{1}-*.egg-info", name_wc, version_wc)))
{
request.Debug("Python::FindInstalledPackages trying {0}", dir);
PythonPackage result = PythonPackage.FromEggInfo(dir, this, request);
if (result != null)
{
if (!string.IsNullOrWhiteSpace(name) && !result.MatchesName(name))
{
continue;
}
yield return(result);
}
}
}
