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/*
Miranda IM: the free IM client for Microsoft* Windows*
Copyright 2000-12 Miranda IM, 2012-13 Miranda NG project,
all portions of this codebase are copyrighted to the people
listed in contributors.txt.
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 (at your option) 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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "commonheaders.h"
static char szMirandaPath[MAX_PATH];
static char szMirandaPathLower[MAX_PATH];
static TCHAR szMirandaPathW[MAX_PATH];
static TCHAR szMirandaPathWLower[MAX_PATH];
static int pathIsAbsolute(const char *path)
{
if (strlen(path) <= 2)
return 0;
if ((path[1] == ':' && path[2] == '\\') || (path[0] == '\\' && path[1] == '\\'))
return 1;
return 0;
}
MIR_CORE_DLL(int) PathToRelative(const char *pSrc, char *pOut)
{
if ( !pSrc || !strlen(pSrc) || strlen(pSrc)>MAX_PATH) return 0;
if ( !pathIsAbsolute(pSrc)) {
mir_snprintf(pOut, MAX_PATH, "%s", pSrc);
return (int)strlen(pOut);
}
char szTmp[MAX_PATH];
mir_snprintf(szTmp, SIZEOF(szTmp), "%s", pSrc);
_strlwr(szTmp);
if (strstr(szTmp, szMirandaPathLower)) {
mir_snprintf(pOut, MAX_PATH, "%s", pSrc+strlen(szMirandaPathLower));
return (int)strlen(pOut);
}
else {
mir_snprintf(pOut, MAX_PATH, "%s", pSrc);
return (int)strlen(pOut);
}
}
MIR_CORE_DLL(int) PathToAbsolute(const char *pSrc, char *pOut, char* base)
{
if ( !pSrc || !strlen(pSrc) || strlen(pSrc) > MAX_PATH)
return 0;
if (base == NULL)
base = szMirandaPath;
char buf[MAX_PATH];
if (pSrc[0] < ' ')
return mir_snprintf(pOut, MAX_PATH, "%s", pSrc);
else if (pathIsAbsolute(pSrc))
return GetFullPathNameA(pSrc, MAX_PATH, pOut, NULL);
else if (pSrc[0] != '\\')
mir_snprintf(buf, MAX_PATH, "%s%s", base, pSrc);
else
mir_snprintf(buf, MAX_PATH, "%s%s", base, pSrc+1);
return GetFullPathNameA(buf, MAX_PATH, pOut, NULL);
}
MIR_CORE_DLL(void) CreatePathToFile(char* szFilePath)
{
char* pszLastBackslash = strrchr(szFilePath, '\\');
if (pszLastBackslash == NULL)
return;
*pszLastBackslash = '\0';
CreateDirectoryTree(szFilePath);
*pszLastBackslash = '\\';
}
MIR_CORE_DLL(int) CreateDirectoryTree(const char *szDir)
{
DWORD dwAttributes;
char *pszLastBackslash, szTestDir[ MAX_PATH ];
lstrcpynA(szTestDir, szDir, SIZEOF(szTestDir));
if ((dwAttributes = GetFileAttributesA(szTestDir)) != INVALID_FILE_ATTRIBUTES && (dwAttributes & FILE_ATTRIBUTE_DIRECTORY))
return 0;
pszLastBackslash = strrchr(szTestDir, '\\');
if (pszLastBackslash == NULL)
return 0;
*pszLastBackslash = '\0';
CreateDirectoryTree(szTestDir);
*pszLastBackslash = '\\';
return (CreateDirectoryA(szTestDir, NULL) == 0) ? GetLastError() : 0;
}
///////////////////////////////////////////////////////////////////////////////
static int pathIsAbsoluteW(const TCHAR *path)
{
if (lstrlen(path) <= 2)
return 0;
if ((path[1] == ':' && path[2] == '\\') || (path[0] == '\\' && path[1] == '\\'))
return 1;
return 0;
}
MIR_CORE_DLL(int) PathToRelativeW(const WCHAR *pSrc, WCHAR *pOut)
{
if ( !pSrc || !lstrlen(pSrc) || lstrlen(pSrc) > MAX_PATH)
return 0;
if ( !pathIsAbsoluteW(pSrc))
mir_sntprintf(pOut, MAX_PATH, _T("%s"), pSrc);
else {
TCHAR szTmp[MAX_PATH];
mir_sntprintf(szTmp, SIZEOF(szTmp), _T("%s"), pSrc);
_tcslwr(szTmp);
if (_tcsstr(szTmp, szMirandaPathWLower))
mir_sntprintf(pOut, MAX_PATH, _T("%s"), pSrc+lstrlen(szMirandaPathWLower));
else
mir_sntprintf(pOut, MAX_PATH, _T("%s"), pSrc);
}
return lstrlen(pOut);
}
MIR_CORE_DLL(int) PathToAbsoluteW(const TCHAR *pSrc, TCHAR *pOut, TCHAR* base)
{
if ( !pSrc || !wcslen(pSrc) || wcslen(pSrc) > MAX_PATH)
return 0;
if (base == NULL)
base = szMirandaPathW;
TCHAR buf[MAX_PATH];
if (pSrc[0] < ' ')
return mir_sntprintf(pOut, MAX_PATH, _T("%s"), pSrc);
else if (pathIsAbsoluteW(pSrc))
return GetFullPathName(pSrc, MAX_PATH, pOut, NULL);
else if (pSrc[0] != '\\')
mir_sntprintf(buf, MAX_PATH, _T("%s%s"), base, pSrc);
else
mir_sntprintf(buf, MAX_PATH, _T("%s%s"), base, pSrc+1);
return GetFullPathName(buf, MAX_PATH, pOut, NULL);
}
MIR_CORE_DLL(void) CreatePathToFileW(WCHAR* wszFilePath)
{
WCHAR* pszLastBackslash = wcsrchr(wszFilePath, '\\');
if (pszLastBackslash == NULL)
return;
*pszLastBackslash = '\0';
CreateDirectoryTreeW(wszFilePath);
*pszLastBackslash = '\\';
}
MIR_CORE_DLL(int) CreateDirectoryTreeW(const WCHAR* szDir)
{
DWORD dwAttributes;
WCHAR* pszLastBackslash, szTestDir[ MAX_PATH ];
lstrcpynW(szTestDir, szDir, SIZEOF(szTestDir));
if ((dwAttributes = GetFileAttributesW(szTestDir)) != INVALID_FILE_ATTRIBUTES && (dwAttributes & FILE_ATTRIBUTE_DIRECTORY))
return 0;
pszLastBackslash = wcsrchr(szTestDir, '\\');
if (pszLastBackslash == NULL)
return 0;
*pszLastBackslash = '\0';
CreateDirectoryTreeW(szTestDir);
*pszLastBackslash = '\\';
return (CreateDirectoryW(szTestDir, NULL) == 0) ? GetLastError() : 0;
}
int InitPathUtils(void)
{
char *p = 0;
GetModuleFileNameA(hInst, szMirandaPath, SIZEOF(szMirandaPath));
p = strrchr(szMirandaPath, '\\');
if (p)
p[1] = 0;
mir_snprintf(szMirandaPathLower, MAX_PATH, "%s", szMirandaPath);
_strlwr(szMirandaPathLower);
GetModuleFileName(hInst, szMirandaPathW, SIZEOF(szMirandaPathW));
TCHAR *tp = _tcsrchr(szMirandaPathW, '\\');
if (tp)
tp[1] = 0;
mir_sntprintf(szMirandaPathWLower, SIZEOF(szMirandaPathWLower), _T("%s"), szMirandaPathW);
_tcslwr(szMirandaPathWLower);
return 0;
}
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