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/*
Copyright (C) 2012 Sebastian Herbord. All rights reserved.
This file is part of Mod Organizer.
Mod Organizer is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Mod Organizer is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Mod Organizer. If not, see <http://www.gnu.org/licenses/>.
*/
#include "util.h"
#include "windows_error.h"
#include "error_report.h"
#include <sstream>
#include <algorithm>
#include <DbgHelp.h>
#include <set>
#include <boost/scoped_array.hpp>
namespace MOShared {
bool FileExists(const std::string &filename)
{
DWORD dwAttrib = ::GetFileAttributesA(filename.c_str());
return (dwAttrib != INVALID_FILE_ATTRIBUTES);
}
bool FileExists(const std::wstring &filename)
{
DWORD dwAttrib = ::GetFileAttributesW(filename.c_str());
return (dwAttrib != INVALID_FILE_ATTRIBUTES);
}
bool FileExists(const std::wstring &searchPath, const std::wstring &filename)
{
std::wstringstream stream;
stream << searchPath << "\\" << filename;
return FileExists(stream.str());
}
std::string ToString(const std::wstring &source, bool utf8)
{
std::string result;
if (source.length() > 0) {
UINT codepage = utf8 ? CP_UTF8 : GetACP();
int sizeRequired = ::WideCharToMultiByte(codepage, 0, &source[0], -1, nullptr, 0, nullptr, nullptr);
if (sizeRequired == 0) {
throw windows_error("failed to convert string to multibyte");
}
// the size returned by WideCharToMultiByte contains zero termination IF -1 is specified for the length.
// we don't want that \0 in the string because then the length field would be wrong. Because madness
result.resize(sizeRequired - 1, '\0');
::WideCharToMultiByte(codepage, 0, &source[0], (int)source.size(), &result[0], sizeRequired, nullptr, nullptr);
}
return result;
}
std::wstring ToWString(const std::string &source, bool utf8)
{
std::wstring result;
if (source.length() > 0) {
UINT codepage = utf8 ? CP_UTF8 : GetACP();
int sizeRequired = ::MultiByteToWideChar(codepage, 0, source.c_str(), source.length(), nullptr, 0);
if (sizeRequired == 0) {
throw windows_error("failed to convert string to wide character");
}
result.resize(sizeRequired, L'\0');
::MultiByteToWideChar(codepage, 0, source.c_str(), source.length(), &result[0], sizeRequired);
}
return result;
}
std::string &ToLower(std::string &text)
{
std::transform(text.begin(), text.end(), text.begin(), ::tolower);
return text;
}
std::string ToLower(const std::string &text)
{
std::string result = text;
std::transform(result.begin(), result.end(), result.begin(), ::tolower);
return result;
}
std::wstring &ToLower(std::wstring &text)
{
std::transform(text.begin(), text.end(), text.begin(), ::towlower);
return text;
}
std::wstring ToLower(const std::wstring &text)
{
std::wstring result = text;
std::transform(result.begin(), result.end(), result.begin(), ::towlower);
return result;
}
VS_FIXEDFILEINFO GetFileVersion(const std::wstring &fileName)
{
DWORD handle;
DWORD size = ::GetFileVersionInfoSizeW(fileName.c_str(), &handle);
if (size == 0) {
throw windows_error("failed to determine file version info size");
}
void *buffer = new char[size];
try {
if (!::GetFileVersionInfoW(fileName.c_str(), handle, size, buffer)) {
throw windows_error("failed to determine file version info");
}
void *versionInfoPtr = nullptr;
UINT versionInfoLength = 0;
if (!::VerQueryValue(buffer, L"\\", &versionInfoPtr, &versionInfoLength)) {
throw windows_error("failed to determine file version");
}
VS_FIXEDFILEINFO result = *(VS_FIXEDFILEINFO*)versionInfoPtr;
delete [] buffer;
return result;
} catch (...) {
delete [] buffer;
throw;
}
}
} // namespace MOShared
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