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/*
* The ManaPlus Client
* Copyright (C) 2011-2017 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program 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 2 of the License, or
* any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef _MSC_VER
# include "msvc/config.h"
#elif defined(HAVE_CONFIG_H)
#include "config.h"
#endif // _MSC_VER
#include "fs/paths.h"
#include "fs/virtfs/virtfs.h"
#include "utils/checkutils.h"
#include "utils/stringutils.h"
#ifdef USE_X11
#include "fs/files.h"
#endif // USE_X11
#ifdef __native_client__
#include <limits.h>
#define realpath(N, R) strcpy(R, N)
#endif // __native_client__
#ifdef WIN32
#include "fs/specialfolder.h"
#define realpath(N, R) _fullpath((R), (N), _MAX_PATH)
#elif defined __OpenBSD__
#include <limits>
#elif defined __native_client__
#include <limits.h>
#endif // WIN32
#ifndef WIN32
#include <unistd.h>
#include <sys/types.h>
#include <pwd.h>
#endif // WIN32
#ifdef ANDROID
#ifdef USE_SDL2
#include <SDL_system.h>
#endif // USE_SDL2
#endif // ANDROID
#include "debug.h"
namespace
{
std::string mPackageDir;
} // namespace
std::string getRealPath(const std::string &str)
{
#if defined(__OpenBSD__) || defined(__ANDROID__) || defined(__native_client__)
char *realPath = reinterpret_cast<char*>(calloc(PATH_MAX, sizeof(char)));
if (!realPath)
return "";
realpath(str.c_str(), realPath);
#else // defined(__OpenBSD__) || defined(__ANDROID__) ||
// defined(__native_client__)
char *realPath = realpath(str.c_str(), nullptr);
if (!realPath)
return "";
#endif // defined(__OpenBSD__) || defined(__ANDROID__) ||
// defined(__native_client__)
std::string path = realPath;
free(realPath);
return path;
}
bool isRealPath(const std::string &str)
{
return str == getRealPath(str);
}
bool checkPath(const std::string &path)
{
if (path.empty())
return true;
return path.find("../") == std::string::npos
&& path.find("..\\") == std::string::npos
&& path.find("/..") == std::string::npos
&& path.find("\\..") == std::string::npos;
}
void prepareFsPath(std::string &path)
{
#ifdef DEBUGFS
std::string path2 = path;
#endif
sanitizePath(path);
// can be enabled for debugging
#ifdef DEBUGFS
if (path != path2)
{
reportAlways("Path can be improved: '%s' -> '%s'",
path2.c_str(),
path.c_str());
}
#endif
}
std::string &fixDirSeparators(std::string &str)
{
#ifdef WIN32
return replaceAll(str, "/", "\\");
#else
return str;
#endif
}
std::string removeLast(const std::string &str)
{
size_t pos2 = str.rfind('/');
const size_t pos3 = str.rfind('\\');
if (pos3 != std::string::npos)
{
if (pos2 == std::string::npos || pos3 > pos2)
pos2 = pos3;
}
if (pos2 != std::string::npos)
return str.substr(0, pos2);
else
return str;
}
#ifdef WIN32
std::string getSelfName()
{
return "manaplus.exe";
}
#elif defined(__APPLE__)
std::string getSelfName()
{
return "manaplus.exe";
}
#elif defined __linux__ || defined __linux
std::string getSelfName()
{
char buf[257];
const ssize_t sz = readlink("/proc/self/exe", buf, 256);
if (sz > 0 && sz < 256)
{
buf[sz] = 0;
return buf;
}
else
{
return "";
}
}
#else // WIN32
std::string getSelfName()
{
return "";
}
#endif // WIN32
std::string getPicturesDir()
{
#ifdef WIN32
std::string dir = getSpecialFolderLocation(CSIDL_MYPICTURES);
if (dir.empty())
dir = getSpecialFolderLocation(CSIDL_DESKTOP);
return dir;
#elif defined USE_X11
char *xdg = getenv("XDG_CONFIG_HOME");
std::string file;
if (!xdg)
{
file = pathJoin(VirtFs::getUserDir(),
".config/user-dirs.dirs");
}
else
{
file = pathJoin(xdg, "user-dirs.dirs");
}
StringVect arr;
Files::loadTextFileLocal(file, arr);
FOR_EACH (StringVectCIter, it, arr)
{
std::string str = *it;
if (findCutFirst(str, "XDG_PICTURES_DIR=\""))
{
str = str.substr(0, str.size() - 1);
// use hack to replace $HOME var.
// if in string other vars, fallback to default path
replaceAll(str, "$HOME/", VirtFs::getUserDir());
str = getRealPath(str);
if (str.empty())
str = pathJoin(VirtFs::getUserDir(), "Desktop");
return str;
}
}
#endif // WIN32
return pathJoin(VirtFs::getUserDir(), "Desktop");
}
std::string getHomePath()
{
#ifdef WIN32
return getSpecialFolderLocation(CSIDL_LOCAL_APPDATA);
#else
const char *path = getenv("HOME");
if (path == nullptr)
{
const uid_t uid = getuid();
const struct passwd *const pw = getpwuid(uid);
if (pw != nullptr &&
pw->pw_dir != nullptr)
{
path = pw->pw_dir;
}
if (path == nullptr)
return dirSeparator;
}
std::string dir = path;
if (findLast(dir, std::string(dirSeparator)) == false)
dir += dirSeparator;
return dir;
#endif // WIN32
}
#ifdef ANDROID
std::string getSdStoragePath()
{
return getenv("DATADIR2");
}
#endif // ANDROID
std::string getPackageDir()
{
return mPackageDir;
}
void setPackageDir(const std::string &dir)
{
mPackageDir = dir;
}
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