PowerToys/src/settings/StreamURIResolverFromFile.cpp

#include "pch.h"
#include "StreamUriResolverFromFile.h"

winrt::Windows::Foundation::IAsyncOperation<winrt::Windows::Storage::Streams::IInputStream> StreamUriResolverFromFile::UriToStreamAsync(const winrt::Windows::Foundation::Uri& uri) const
{
    winrt::Windows::Storage::StorageFolder folder = winrt::Windows::Storage::StorageFolder::GetFolderFromPathAsync(winrt::param::hstring(base_path)).get();

    std::wstring myuri = uri.Path().c_str();
    myuri.erase(0, 1); // Removes the first slash from the URI

    std::replace(myuri.begin(), myuri.end(), '/', '\\');
    winrt::Windows::Storage::StorageFile file = nullptr;

    try
    {
        file = folder.GetFileAsync(winrt::param::hstring(myuri)).get();
    }
    catch (winrt::hresult_error const& e)
    {
        WCHAR message[1024] = L"";
        StringCchPrintf(message, ARRAYSIZE(message), L"failed: %ls", e.message().c_str());
        MessageBox(NULL, message, L"Error", MB_OK);
    }

    return file.OpenSequentialReadAsync();
}