file_sys.cpp

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#include "file_sys.h"

DWORD	File_GetSize(const char* strFile)
{
	FILE* fp = fopen(strFile, "rb");
	if(!fp)
	{
		return 0;
	}
	fseek(fp, 0, SEEK_END);
	DWORD dwRet = ftell(fp);

	fclose(fp);
	return dwRet;

}





void Path_RectifyPath(char*	szDest, const char* szSrc)
{
	if(szDest==NULL)
		return;
	if(szSrc==NULL)
	{
		if(szDest[0]=='\\' && szDest[1]!='\\')
			strcpy(szDest, szDest+1);
	}
	else
	{
		if(szSrc[0]=='\\' && szSrc[1]!='\\')
			strcpy(szDest, szSrc+1);
		else
			strcpy(szDest, szSrc);
	}
	int len	= strlen(szDest);
	if(szDest[len-1]=='\\')
		szDest[len-1]=0;
	szDest[len]=0;
	szDest[len+1]=0;
}

void Path_GetPathFile(char* szDest, const char* szSrc)
{
	if(szDest==NULL)
		return;
	char str[MAX_PATH];
	Path_RectifyPath(str, szSrc);
	char*	sz	= strrchr(str, '\\');
	if(sz)
	{
		strcpy(szDest, sz+1);
	}
	else
	{
		strcpy(szDest, str);
	}
	int len	= strlen(szDest);
	szDest[len]=0;
	szDest[len+1]=0;
}

void Path_GetParentPath(char* szDest, const char* szSrc)
{
	if(szDest==NULL)
		return;
	Path_RectifyPath(szDest, szSrc);
	int len	= strlen(szDest);
	char*	sz	= strrchr(szDest, '\\');
	if(sz)
	{
		sz[0]=0;
		sz[1]=0;
	}
	else
	{
		strcpy(szDest, "");
		szDest[len]=0;
		szDest[len+1]=0;
	}

}

VOID Path_MakeFullPath(char* strDest, const char* szSrc)
{
	if(strDest==NULL)
		return;
	char strTemp[MAX_PATH];
	if(szSrc!=NULL)
	{
		strcpy(strTemp, szSrc);
	}
	else
	{
		strcpy(strTemp, strDest);
	}
	if(Path_IsSysPath(strTemp))
	{
		strcpy(strDest, strTemp);
	}
	else
	{
		Path_RectifyPath(strTemp);
		char temp_path[MAX_PATH];
		::GetCurrentDirectory(MAX_PATH, temp_path);
		Path_RectifyPath(temp_path);
		sprintf(strDest, "%s\\%s", temp_path, strTemp);
	}
	Path_RectifyPath(strDest);
}


BOOL Path_IsSysPath(LPCSTR strPath)
{
	if(NULL == strPath || strlen(strPath)<2 || strPath[0]==':')
		return FALSE;
	if(NULL!=strchr(strPath, ':')
		|| (strPath[0]=='\\' && strPath[1]=='\\'))
	{
		return TRUE;
	}


	return FALSE;
}

BOOL Path_MakeDir(const char* strDir)
{	
	if(CreateDirectory(strDir, NULL)==TRUE)
	{
		return TRUE;
	}
	else
	{
		char str[MAX_PATH];
		Path_GetParentPath(str, strDir);
		if(str[0]==0)
			return FALSE;
		if(Path_MakeDir(str)==FALSE)
			return FALSE;
		return CreateDirectory(strDir, NULL);
	}
}
FILE*	File_MakeFile(const char* strFile, const char* mode)
{
	FILE* fret=fopen(strFile, mode);
	if(fret==NULL)
	{
		char str[MAX_PATH];
		Path_GetParentPath(str, strFile);
		Path_MakeDir(str);
		return fopen(strFile, mode);
	}
	return fret;
}
		

BOOL File_CopyTo(const char *strFrom, const char *strTo)
{
	char	strDest[MAX_PATH];
	Path_RectifyPath(strDest, strTo);
	char	strSrc[MAX_PATH];
	Path_RectifyPath(strSrc, strFrom);
	SHFILEOPSTRUCT lpFileOp;
	lpFileOp.hwnd=NULL;//g_pGsApp->GetMainWnd();
	lpFileOp.wFunc=FO_COPY;
	lpFileOp.pFrom=strSrc;
	lpFileOp.pTo=strDest;
	lpFileOp.fFlags=FOF_SILENT|FOF_NOCONFIRMATION;
	lpFileOp.fAnyOperationsAborted=FALSE;
	lpFileOp.hNameMappings =NULL;
	lpFileOp.lpszProgressTitle =NULL;
	return (0==SHFileOperation(&lpFileOp));

}

BOOL File_Rename(const char *strFrom, const char *strTo)
{
	char	strDest[MAX_PATH];
	Path_RectifyPath(strDest, strTo);
	char	strSrc[MAX_PATH];
	Path_RectifyPath(strSrc, strFrom);
	SHFILEOPSTRUCT lpFileOp;
	lpFileOp.hwnd=NULL;//g_pGsApp->GetMainWnd();
	lpFileOp.wFunc=FO_RENAME;
	lpFileOp.pFrom=strSrc;
	lpFileOp.pTo=strDest;
	lpFileOp.fFlags=FOF_SILENT|FOF_NOCONFIRMATION;
	lpFileOp.fAnyOperationsAborted=FALSE;
	lpFileOp.hNameMappings =NULL;
	lpFileOp.lpszProgressTitle =NULL;
	return (0==SHFileOperation(&lpFileOp));
}

BOOL File_MoveTo(const char *strFrom, const char *strTo)
{
	char	strDest[MAX_PATH];
	Path_RectifyPath(strDest, strTo);
	char	strSrc[MAX_PATH];
	Path_RectifyPath(strSrc, strFrom);
	SHFILEOPSTRUCT lpFileOp;
	lpFileOp.hwnd=NULL;//g_pGsApp->GetMainWnd();
	lpFileOp.wFunc=FO_MOVE;
	lpFileOp.pFrom=strSrc;
	lpFileOp.pTo=strDest;
	lpFileOp.fFlags=FOF_SILENT|FOF_NOCONFIRMATION;
	lpFileOp.fAnyOperationsAborted=FALSE;
	lpFileOp.hNameMappings =NULL;
	lpFileOp.lpszProgressTitle =NULL;
	return (0==SHFileOperation(&lpFileOp));
}

BOOL File_Delete(const char *str)
{
	char	strDesc[MAX_PATH];
	Path_RectifyPath(strDesc, str);
	if(str[0]==0)
		return FALSE;
	SHFILEOPSTRUCT lpFileOp;
	lpFileOp.hwnd=NULL;//g_pGsApp->GetMainWnd();
	lpFileOp.wFunc=FO_DELETE;
	lpFileOp.pFrom=strDesc;
	lpFileOp.pTo=NULL;
	lpFileOp.fFlags=FOF_SILENT|FOF_NOCONFIRMATION;
	lpFileOp.fAnyOperationsAborted=FALSE;
	lpFileOp.hNameMappings =NULL;
	lpFileOp.lpszProgressTitle =NULL;
	return (0==SHFileOperation(&lpFileOp));
}