Update

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "files.associations": {
+        "xstring": "cpp"
+    }
+}

src/download_temp_file.cpp

@@ -0,0 +1,40 @@
+#include <string>
+#include <windows.h>
+std::wstring download_temp_file(const std::wstring& url, const std::wstring& file_suffix) {
+	//get temp path
+	static wchar_t temp_path[MAX_PATH];
+	static bool temp_path_initer=(bool)GetTempPath(MAX_PATH, temp_path);
+	//generate a temporary file name
+	std::wstring temp_file_name;
+	temp_file_name.reserve(MAX_PATH);
+	GetTempFileNameW(temp_path, L"ghi", 0, temp_file_name.data());
+	temp_file_name.resize(wcslen(temp_file_name.data()));
+	//append file suffix
+	temp_file_name+=file_suffix;
+	//download file
+	HINTERNET hInternet=InternetOpenW(L"ghost_installer", INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
+	if(hInternet==NULL) {
+		throw std::runtime_error("InternetOpenW failed");
+	}
+	HINTERNET hFile=InternetOpenUrlW(hInternet, url.c_str(), NULL, 0, INTERNET_FLAG_NO_CACHE_WRITE, 0);
+	if(hFile==NULL) {
+		InternetCloseHandle(hInternet);
+		throw std::runtime_error("InternetOpenUrlW failed");
+	}
+	HANDLE hFileHandle=CreateFileW(temp_file_name.c_str(), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL);
+	if(hFileHandle==INVALID_HANDLE_VALUE) {
+		InternetCloseHandle(hFile);
+		InternetCloseHandle(hInternet);
+		throw std::runtime_error("CreateFileW failed");
+	}
+	DWORD dwBytesRead=0;
+	DWORD dwBytesWritten=0;
+	unsigned char buffer[1024];
+	while(InternetReadFile(hFile, buffer, 1024, &dwBytesRead) && dwBytesRead>0) {
+		WriteFile(hFileHandle, buffer, dwBytesRead, &dwBytesWritten, NULL);
+	}
+	InternetCloseHandle(hFile);
+	InternetCloseHandle(hInternet);
+	CloseHandle(hFileHandle);
+	return temp_file_name;
+}

src/ghost_installer.cpp

@@ -0,0 +1,43 @@
+#include <windows.h>
+#include <shlobj_core.h>
+#include "my-gists/ukagaka/SSP_Runner.hpp"
+
+std::wstring download_temp_file(const std::wstring& url, const std::wstring& file_suffix);
+std::wstring get_ghost_url(){
+	#ifdef _DEBUG
+	return L"https://github.com/Taromati2/Taromati2/releases/download/balloon/wiz.nar";
+	#else
+	//TODO get ghost url from self file
+	#endif
+}
+
+int main() {
+	SSP_Runner SSP;
+	if(SSP.IsInstalled()) {
+		try{
+			auto nar_file=download_temp_file(get_ghost_url(), L".nar");
+			SSP.install_nar(nar_file);
+		}
+		catch(const std::exception& e) {
+			MessageBoxA(NULL, e.what(), "Error", MB_OK);
+		}
+	}
+	else{
+		//download and install SSP
+		auto ssp_file=download_temp_file(L"http://ssp.shillest.net/archive/redir.cgi?stable&full", L".exe");
+		EXE_Runner SSP_EXE(ssp_file);
+		//Get the program (x86) directory for installation
+		std::wstring program_dir;
+		program_dir.reserve(MAX_PATH);
+		SHGetSpecialFolderPath(NULL, program_dir.data(), CSIDL_PROGRAM_FILESX86, FALSE);
+		program_dir.resize(wcslen(program_dir.data()));
+		program_dir+=L"\\SSP";
+		SSP_EXE(L"-o\""+program_dir+L"\"");
+		//get language id
+		//show install path dialog
+		//install SSP(download zip & extract)
+		//chose&install language pack & ghost for starter
+		//install ghost
+	}
+	return 0;
+}