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acrxEntryPoint.cpp
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acrxEntryPoint.cpp
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// (C) Copyright 2002-2007 by Autodesk, Inc.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted,
// provided that the above copyright notice appears in all copies and
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting
// documentation.
//
// AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS.
// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. AUTODESK, INC.
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
//
// Use, duplication, or disclosure by the U.S. Government is subject to
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
// (Rights in Technical Data and Computer Software), as applicable.
//
//-----------------------------------------------------------------------------
//----- acrxEntryPoint.cpp
//-----------------------------------------------------------------------------
#include "StdAfx.h"
#include "resource.h"
//-----------------------------------------------------------------------------
#define szRDS _RXST("")
constexpr const wchar_t* PATHENV = _T("PATH");
constexpr const wchar_t* PYTHONNAME = _T("python312");
constexpr const wchar_t* PYRXSETTINGS = _T("PYRXSETTINGS");
constexpr const wchar_t* WXPYTHONPATH = _T("WXPYTHONPATH");
constexpr const wchar_t* PYTHONINSTALLEDPATH = _T("PYTHONINSTALLEDPATH");
constexpr const wchar_t* WXPYTHONPATHLIB = _T("Lib\\site-packages\\wx");
constexpr const wchar_t* PYTHONVENVEXEC = _T("Scripts\\python.exe");
//-----------------------------------------------------------------------------
//----- ObjectARX EntryPoint
class PyRxLoader : public AcRxArxApp
{
std::wstring envToRestoreFrom;
inline static std::wstring log_buffer;
inline static int PYRX_LOG = 0;
public:
PyRxLoader() : AcRxArxApp()
{
}
//(setenv "PYRX_LOG" "1")
//(setenv "PYRX_LOG" "0")
virtual AcRx::AppRetCode On_kInitAppMsg(void* pkt)
{
AcRx::AppRetCode retCode = AcRxArxApp::On_kInitAppMsg(pkt);
acrxLockApplication(pkt);
acedRegisterOnIdleWinMsg(PyRxOnIdleMsgFn);
std::array<wchar_t, 8> buffer = { 0 };
if (acedGetEnv(_T("PYRX_LOG"), buffer.data(), buffer.size()) == RTNORM)
{
if (_wtoi(buffer.data()) == 1)
PYRX_LOG = 1;
else
PYRX_LOG = 0;
}
PyRxLoader_loader();
envToRestoreFrom = getPathEnvironmentVariable();
return (retCode);
}
virtual AcRx::AppRetCode On_kUnloadAppMsg(void* pkt)
{
AcRx::AppRetCode retCode = AcRxArxApp::On_kUnloadAppMsg(pkt);
SetEnvironmentVariable(PATHENV, envToRestoreFrom.c_str());
return (retCode);
}
virtual AcRx::AppRetCode On_kLoadDwgMsg(void* pkt) override
{
AcRx::AppRetCode retCode = AcRxDbxApp::On_kLoadDwgMsg(pkt);
return retCode;
}
virtual void RegisterServerComponents()
{
}
[[nodiscard]] static const TCHAR* getNameOfModuleToLoad()
{
#if defined(_ARXTARGET) && _ARXTARGET == 240
return L"PyRx24.0.arx";
#elif defined(_ARXTARGET) && _ARXTARGET == 241
return L"PyRx24.1.arx";
#elif defined(_ARXTARGET) && _ARXTARGET == 242
return L"PyRx24.2.arx";
#elif defined(_ARXTARGET) && _ARXTARGET == 243
return L"PyRx24.3.arx";
#elif defined(_ARXTARGET) && _ARXTARGET == 250
return L"PyRx25.0.arx";
#elif defined(_BRXTARGET) && _BRXTARGET == 240
return L"PyRxV24.0.brx";
#elif defined(_BRXTARGET) && _BRXTARGET == 250
return L"PyRxV25.0.brx";
#elif defined(_GRXTARGET) && _GRXTARGET == 240
return L"PyRxG24.0.grx";
#elif defined(_GRXTARGET) && _GRXTARGET == 250
return L"PyRxG25.0.grx";
#elif defined(_ZRXTARGET) && _ZRXTARGET == 240
return L"PyRxZ24.0.Zrx";
#elif defined(_ZRXTARGET) && _ZRXTARGET == 250
return L"PyRxZ25.0.Zrx";
#endif
acutPrintf(_T("Error in getNameOfModuleToLoad: "));
return L"!ERROR!";
}
static void appendLog(const std::wstring& message)
{
if (PYRX_LOG)
{
log_buffer.append(message);
log_buffer.append(_T("\n"));
}
}
static void PyRxOnIdleMsgFn()
{
if (log_buffer.size() && curDoc() != nullptr)
{
acutPrintf(_T("\n%ls"), log_buffer.c_str());
log_buffer.clear();
#ifndef _GRXTARGET
acedRemoveOnIdleWinMsg(PyRxOnIdleMsgFn);
#endif
}
}
[[nodiscard]] static const auto thisModulePath()
{
static std::filesystem::path path;
if (path.empty())
{
std::wstring buffer(MAX_PATH, 0);
GetModuleFileName(_hdllInstance, buffer.data(), buffer.size());
path = buffer.c_str();
path.remove_filename();
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
}
std::error_code ec;
return std::tuple(std::filesystem::is_directory(path, ec), path);
}
[[nodiscard]] static const auto getInstallPath()
{
static std::filesystem::path path;
if (path.empty())
{
std::wstring buffer(MAX_PATH, 0);
GetEnvironmentVariable(_T("localappdata"), buffer.data(), buffer.size());
path = buffer.c_str();
path /= _T("Programs\\PyRx");
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
}
std::error_code ec;
return std::tuple(std::filesystem::is_directory(path, ec), path);
}
[[nodiscard]] static const auto getPythonVenvPath()
{
static std::filesystem::path path;
if (path.empty())
{
std::wstring buffer(MAX_PATH, 0);
GetEnvironmentVariable(_T("VIRTUAL_ENV"), buffer.data(), buffer.size());
path = buffer.c_str();
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
}
std::error_code ec;
return std::tuple(std::filesystem::is_directory(path, ec), path);
}
[[nodiscard]] static std::wstring getPathEnvironmentVariable()
{
std::wstring buffer(32767, 0);
GetEnvironmentVariable(PATHENV, buffer.data(), buffer.size());
buffer.erase(std::find(buffer.begin(), buffer.end(), '\0'), buffer.end());
return buffer;
}
[[nodiscard]] static auto getIniPath()
{
constexpr const wchar_t* ininame = _T("PyRx.INI");
constexpr const wchar_t* ininamebin = _T("Bin\\PyRx.INI");
const auto [modulePathPound, modulePath] = thisModulePath();
std::filesystem::path path = modulePath / ininame;
std::error_code ec;
if (std::filesystem::exists(path, ec))
{
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
return std::tuple(true, path);
}
const auto [installPathFound, installPath] = getInstallPath();
if (installPathFound)
{
path = installPath / ininamebin;
if (std::filesystem::exists(path, ec))
{
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
return std::tuple(true, path);
}
}
acutPrintf(_T("\nCan't find PyRx.INI: "));
return std::tuple(false, std::filesystem::path{});
}
[[nodiscard]] static auto tryFindPythonPath()
{
static std::filesystem::path path;
if (path.empty())
{
std::wstring buffer = tolower(getPathEnvironmentVariable());
std::vector<std::wstring> words;
splitW(buffer, ';', words);
for (auto& word : words)
{
rtrim(word, '\\');
if (word.ends_with(PYTHONNAME))
{
path = std::filesystem::path{ word };
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
return std::tuple(!path.empty(), path);
}
}
}
return std::tuple(!path.empty(), path);
}
static bool setenvpath(const std::wstring& pathToAdd)
{
const std::wstring pathToAddLower = tolower(pathToAdd);
std::wstring buffer = tolower(getPathEnvironmentVariable());
if (buffer.find(pathToAddLower) == std::string::npos)
{
buffer.append(_T(";"));
buffer.append(pathToAddLower.c_str());
if (SetEnvironmentVariable(_T("PATH"), buffer.data()) == 0)
{
acutPrintf(_T("\nFailed @ SetEnvironmentVariable %ls: "), _T("pathToAdd"));
return false;
}
}
return true;
}
static void setEnvWithIni(const std::filesystem::path& inipath)
{
std::wstring pythonInstallPath(MAX_PATH, 0);
if (GetPrivateProfileStringW(PYRXSETTINGS, PYTHONINSTALLEDPATH, _T(""), pythonInstallPath.data(), pythonInstallPath.size(), inipath.c_str()) != 0)
validateINIPythonInstallPath(inipath, pythonInstallPath);
else
acutPrintf(_T("\nFailed to read setting %ls: "), PYTHONINSTALLEDPATH);
std::wstring wxPythonPath(MAX_PATH, 0);
if (GetPrivateProfileStringW(PYRXSETTINGS, WXPYTHONPATH, _T(""), wxPythonPath.data(), wxPythonPath.size(), inipath.c_str()) != 0)
validateINIwxPythonPath(inipath, wxPythonPath);
else
acutPrintf(_T("\nFailed to read setting %ls: "), WXPYTHONPATH);
}
static void setEnvWithNoIni()
{
const auto [pythonPathFound, pythonPath] = tryFindPythonPath();
if (pythonPathFound)
{
setenvpath(pythonPath);
setenvpath(pythonPath / WXPYTHONPATHLIB);
}
}
static void validateINIPythonInstallPath(const std::wstring& inipath, const std::wstring& path)
{
std::error_code ec;
if (std::filesystem::is_directory(path, ec) == false)
{
const auto [pythonPathFound, pythonPath] = tryFindPythonPath();
if (pythonPathFound)
{
WritePrivateProfileString(PYRXSETTINGS, PYTHONINSTALLEDPATH, pythonPath.c_str(), inipath.c_str());
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, pythonPath.c_str()));
setenvpath(pythonPath);
return;
}
}
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
setenvpath(path);
}
static void validateINIwxPythonPath(const std::wstring& inipath, const std::wstring& path)
{
std::error_code ec;
if (std::filesystem::is_directory(path, ec) == false)
{
const auto [pythonPathFound, pythonPath] = tryFindPythonPath();
if (pythonPathFound)
{
std::filesystem::path wxPythonPath = pythonPath / WXPYTHONPATHLIB;
WritePrivateProfileString(PYRXSETTINGS, WXPYTHONPATH, wxPythonPath.c_str(), inipath.c_str());
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, wxPythonPath.c_str()));
setenvpath(wxPythonPath);
return;
}
}
appendLog(std::format(_T("{} {}"), __FUNCTIONW__, path.c_str()));
setenvpath(path);
}
static bool checkFileVersionInfo(const CString& ver)
{
HINSTANCE hInst = AfxGetInstanceHandle();
std::wstring fpath(MAX_PATH, 0);
GetModuleFileName(hInst, fpath.data(), fpath.size());
const auto infoSize = GetFileVersionInfoSize(fpath.c_str(), nullptr);
LPBYTE lpInfo = new BYTE[infoSize];
ZeroMemory(lpInfo, infoSize);
GetFileVersionInfo(fpath.c_str(), 0, infoSize, lpInfo);
UINT valLen = MAX_PATH;
LPVOID valPtr = NULL;
CString valStr;
if (::VerQueryValue(lpInfo, TEXT("\\"), &valPtr, &valLen))
{
VS_FIXEDFILEINFO* pFinfo = (VS_FIXEDFILEINFO*)valPtr;
valStr.Format(_T("%d.%d.%d.%d"),
HIWORD(pFinfo->dwFileVersionMS),
LOWORD(pFinfo->dwFileVersionMS),
HIWORD(pFinfo->dwFileVersionLS),
LOWORD(pFinfo->dwFileVersionLS)
);
}
delete[] lpInfo;
return valStr == ver;
}
static void PyRxLoader_loader(void)
{
#if defined(_BRXTARGET) && _BRXTARGET == 250
CString ver = _T("25.1.2.0");
if (!checkFileVersionInfo(ver))
{
acutPrintf(_T("\nWrong version!"));
return;
}
#endif
std::error_code ec;
const auto oldpath = std::filesystem::current_path(ec);
const auto [virtual_env_found, virtual_env_path] = getPythonVenvPath();
const auto [modulePathPound, modulePath] = thisModulePath();
const auto [installPathFound, installPath] = getInstallPath();
const auto [iniPathFound, inipath] = getIniPath();
std::filesystem::current_path(modulePath, ec);
acedSetEnv(_T("PYRX_VIRTUAL_ENV"), L"");
acedSetEnv(_T("PYRX_PYTHONISOLATED"), L"0");
if (virtual_env_found)
{
acedSetEnv(_T("PYRX_VIRTUAL_ENV"), (virtual_env_path / PYTHONVENVEXEC).c_str());
acedSetEnv(_T("PYRX_PYTHONISOLATED"), L"1");
setenvpath(virtual_env_path / WXPYTHONPATHLIB);
appendLog(_T("\nLoading PyRx from venv condition"));
appendLog((virtual_env_path / WXPYTHONPATHLIB));
}
else if (iniPathFound)
{
setEnvWithIni(inipath);
appendLog(_T("\nLoading PyRx from ini condition"));
}
else
{
setEnvWithNoIni();
appendLog(_T("\nLoading PyRx from no ini condition"));
}
if (auto arxpath = installPath / _T("Bin") / getNameOfModuleToLoad(); installPathFound && std::filesystem::exists(arxpath, ec))
{
appendLog(std::format(_T("{} Loading, {}"), __FUNCTIONW__, arxpath.c_str()));
if (AcString foundPath; acdbHostApplicationServices()->findFile(foundPath, arxpath.c_str()) == eOk)
acrxDynamicLinker->loadModule(foundPath, true);
}
else
{
arxpath = modulePath / getNameOfModuleToLoad();
appendLog(std::format(_T("{} Loading, {}"), __FUNCTIONW__, arxpath.c_str()));
if (AcString foundPath; acdbHostApplicationServices()->findFile(foundPath, arxpath.c_str()) == eOk)
acrxDynamicLinker->loadModule(foundPath, true);
}
appendLog(_T("\nFinished PyRxLoader_loader"));
std::filesystem::current_path(oldpath, ec);
}
};
//-----------------------------------------------------------------------------
#pragma warning( disable: 4838 ) //prevents a cast compiler warning,
IMPLEMENT_ARX_ENTRYPOINT(PyRxLoader)
//ACED_ARXCOMMAND_ENTRY_AUTO(PyRxLoader, PyRxLoader, _loader, loader, ACRX_CMD_TRANSPARENT, NULL)
#pragma warning( pop )