project64/Source/Common/path.cpp

2611 lines
83 KiB
C++

// Path.cpp: implementation of the CPath class.
//
//////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include <atlbase.h>
#include <Shlobj.h>
//////////////////////////////////////////////////////////////////////
// Constants
//////////////////////////////////////////////////////////////////////
LPCTSTR const DLL_EXTENSION = _T("dll");
LPCTSTR const INI_EXTENSION = _T("ini");
LPCTSTR const EXE_EXTENSION = _T("exe");
LPCTSTR const WILD_NAME_EXTENSION = _T("*.*");
const TCHAR WILD_ONE = '?';
const TCHAR WILD_ANY = '*';
LPCTSTR const WILD_SET = _T("?*");
LPCTSTR const DIR_DOUBLEDELIM = _T("\\\\");
const TCHAR DRIVE_DELIMITER = ':';
const TCHAR DIRECTORY_DELIMITER = '\\';
const TCHAR EXTENSION_DELIMITER = '.';
const TCHAR DIRECTORY_DELIMITER2 = '/';
HINSTANCE CPath::m_hInst = NULL;
//////////////////////////////////////////////////////////////////////
// Helpers
//////////////////////////////////////////////////////////////////////
void CPath::SethInst ( HINSTANCE hInst )
{
m_hInst = hInst;
}
HINSTANCE CPath::GethInst()
{
return m_hInst;
}
//-------------------------------------------------------------
// Task : Create a string of length nDigits containing random digits
//-------------------------------------------------------------
static stdstr RandomDigits(int nDigits)
{
// Keep the number of digits in a rational limit
//ASSERT(nDigits > 0);
//ASSERT(nDigits < 20);
int nDigits2 = nDigits;
stdstr Digits;
TCHAR next_8_digits[9];
while(nDigits2 > 0)
{
_stprintf(next_8_digits,_T("%08lx"),GetTickCount());
for(int i=0; i<8; i++)
{
Digits += next_8_digits[i];
if(--nDigits2 == 0)
break;
}
}
int last_digit =rand();
if(last_digit < 0)
last_digit =(-last_digit);
last_digit %= 10;
Digits[nDigits - 1] ='0' + last_digit;
return Digits;
}
//////////////////////////////////////////////////////////////////////
// Initialisation
//////////////////////////////////////////////////////////////////////
//-------------------------------------------------------------
// Task : Helper function for the various CPath constructors.
// Initializes the data members and establishes various
// class invariants
//-------------------------------------------------------------
inline void CPath::Init()
{
m_dwFindFileAttributes =0;
m_hFindFile =NULL;
}
//-------------------------------------------------------------
// Task : Helper function for the various CPath destructors.
// Cleans up varios internals
//-------------------------------------------------------------
inline void CPath::Exit()
{
if(m_hFindFile != NULL)
{
FindClose(m_hFindFile);
m_hFindFile =NULL;
}
}
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
//-------------------------------------------------------------
// Task : Constructs a path
//-------------------------------------------------------------
CPath::CPath()
{
Init();
Empty();
}
//-------------------------------------------------------------
// Task : Constructs a path as copy of another
//-------------------------------------------------------------
CPath::CPath(const CPath& rPath)
{
Init();
m_strPath =rPath.m_strPath;
}
//-------------------------------------------------------------
// Task : Constructs a path and points it 2 lpszPath
//-------------------------------------------------------------
CPath::CPath(LPCTSTR lpszPath)
{
Init();
m_strPath =lpszPath ? lpszPath : _T("");
cleanPathString(m_strPath);
}
CPath::CPath(LPCTSTR lpszPath, LPCTSTR NameExten)
{
Init();
SetDriveDirectory(lpszPath);
SetNameExtension(NameExten);
}
//-------------------------------------------------------------
// Task : Constructs a path and points it 2 strPath
//-------------------------------------------------------------
CPath::CPath(const stdstr& strPath)
{
Init();
m_strPath =strPath;
cleanPathString(m_strPath);
}
//-------------------------------------------------------------
// Task : Constructs a path and points it 2 strPath
//-------------------------------------------------------------
CPath::CPath(const stdstr& strPath, LPCTSTR NameExten )
{
Init();
SetDriveDirectory(strPath.c_str());
SetNameExtension(NameExten);
}
//-------------------------------------------------------------
// Task : Constructs a path and points it 2 strPath
//-------------------------------------------------------------
CPath::CPath(const stdstr& strPath, const stdstr& NameExten )
{
Init();
SetDriveDirectory(strPath.c_str());
SetNameExtension(NameExten.c_str());
}
//-------------------------------------------------------------
// Task : Constructs a path and points it 2 specified
// special directory
//-------------------------------------------------------------
CPath::CPath(SpecialDirectoryType eInitialDir)
{
Init();
SpecialDirectory(eInitialDir);
}
CPath::CPath(SpecialDirectoryType eInitialDir, const stdstr & NameExten )
{
Init();
SpecialDirectory(eInitialDir);
SetNameExtension(NameExten.c_str());
}
CPath::CPath(SpecialDirectoryType eInitialDir, LPCTSTR NameExten )
{
Init();
SpecialDirectory(eInitialDir);
SetNameExtension(NameExten);
}
//-------------------------------------------------------------
// Task : Cleanup and destruct a path object
//-------------------------------------------------------------
CPath::~CPath()
{
Exit();
}
//-------------------------------------------------------------
// Post : Return TRUE if paths are equal
// Task : Check if the two path are the same
//-------------------------------------------------------------
BOOL CPath::operator ==(const CPath& rPath) const
{
// Get fully qualified versions of the paths
stdstr FullyQualified1;
stdstr FullyQualified2;
GetFullyQualified(FullyQualified1);
rPath.GetFullyQualified(FullyQualified2);
// Compare them
return _tcsicmp(FullyQualified1.c_str(),FullyQualified2.c_str()) == 0;
}
//-------------------------------------------------------------
// Post : Return TRUE if paths are different
// Task : Check if the two path are different
//-------------------------------------------------------------
BOOL CPath::operator !=(const CPath& rPath) const
{
return !(*this == rPath);
}
//-------------------------------------------------------------
// Task : Assign a path 2 another
//-------------------------------------------------------------
CPath& CPath::operator =(const CPath& rPath)
{
if(this != &rPath)
m_strPath =rPath.m_strPath;
return *this;
}
//-------------------------------------------------------------
// Post : Return the path, so that assignements can be chained
// Task : Assign a string 2 a path
//-------------------------------------------------------------
CPath& CPath::operator =(LPCTSTR lpszPath)
{
m_strPath =lpszPath ? lpszPath : _T("");
return *this;
}
//-------------------------------------------------------------
// Post : Return the path, so that assignements can be chained
// Task : Assign a string 2 a path
//-------------------------------------------------------------
CPath& CPath::operator =(const stdstr& strPath)
{
m_strPath =strPath;
return *this;
}
//-------------------------------------------------------------
// Post : Converts path 2 string
// Task : Convert path 2 string
// Warning: because this pointer 2 string point in the data
// of this class, it is possible 2 cast the result of this
// function in any non-constant pointer and alter the data.
// Very dangerous
//-------------------------------------------------------------
CPath::operator LPCTSTR() const
{
return (LPCTSTR)m_strPath.c_str();
}
CPath::CPath(DIR_CURRENT_DIRECTORY /*sdt*/, LPCTSTR NameExten)
{
// Application's current directory
Init();
CurrentDirectory();
if (NameExten) { SetNameExtension(NameExten); }
}
CPath::CPath(DIR_WINDOWS_DIRECTORY /*sdt*/, LPCTSTR NameExten)
{
// Windows directory
Init();
WindowsDirectory();
if (NameExten) { SetNameExtension(NameExten); }
}
CPath::CPath(DIR_SYSTEM_DIRECTORY /*sdt*/, LPCTSTR NameExten)
{
// Windows' system directory
Init();
SystemDirectory();
if (NameExten) { SetNameExtension(NameExten); }
}
CPath::CPath(DIR_SYSTEM32_DIRECTORY /*sdt*/, LPCTSTR NameExten)
{
Init();
SystemDirectory();
if (NameExten) { SetNameExtension(NameExten); }
}
CPath::CPath(DIR_SYSTEM_DRIVER_DIRECTORY /*sdt*/, LPCTSTR NameExten)
{
Init();
SystemDirectory();
AppendDirectory(_T("drivers"));
if (NameExten) { SetNameExtension(NameExten); }
}
CPath::CPath(DIR_SYSTEM_DRIVE_ROOT_DIRECTORY /*sdt*/, LPCTSTR NameExten)
{
// The root directory of system drive
Init();
SystemDriveRootDirectory();
if (NameExten) { SetNameExtension(NameExten); }
}
CPath::CPath(DIR_MODULE_DIRECTORY /*sdt*/, LPCTSTR NameExten)
{
// The directory where the executable of this app is
Init();
ModuleDirectory();
if (NameExten) { SetNameExtension(NameExten); }
}
CPath::CPath(DIR_MODULE_FILE /*sdt*/)
{
// The directory where the executable of this app is
Init();
Module();
}
void CPath::SpecialDirectory(SpecialDirectoryType eInitialDir)
{
switch(eInitialDir)
{
// Windows temp directory
case TEMP_DIRECTORY:
TempDirectory();
break;
// Program files directory
case PROGRAM_FILES_DIRECTORY:
ProgramFilesDirectory();
break;
// Common files directory
case COMMON_FILES_DIRECTORY:
CommonFilesDirectory();
break;
// Accessories directory
case ACCESSORIES_DIRECTORY:
AccessoriesDirectory();
break;
// Media directory
case MEDIA_DIRECTORY:
MediaDirectory();
break;
// INF directory
case DEVICE_DIRECTORY:
DeviceDirectory();
break;
// User specific directories
case USER_DESKTOP_DIRECTORY:
UserDesktopDirectory();
break;
case USER_FAVORITES_DIRECTORY:
UserFavoritesDirectory();
break;
case USER_FONTS_DIRECTORY:
UserFontsDirectory();
break;
case USER_NETHOOD_DIRECTORY:
UserNetworkNeighbourhoodDirectory();
break;
case USER_DOCUMENTS_DIRECTORY:
UserDocumentsDirectory();
break;
case USER_RECENT_DIRECTORY:
UserRecentDirectory();
break;
case USER_SENDTO_DIRECTORY:
UserSendToDirectory();
break;
case USER_RECYCLE_DIRECTORY:
UserRecycleBinDirectory();
break;
case USER_APPLICATION_DATA_DIRECTORY:
UserApplicationDataDirectory();
break;
case USER_TEMPLATES_DIRECTORY:
UserTemplatesDirectory();
break;
case USER_STARTMENU_DIRECTORY:
UserStartMenuDirectory();
break;
case USER_STARTMENU_STARTUP_DIRECTORY:
UserStartMenuStartupDirectory();
break;
case USER_STARTMENU_PROGRAMS_DIRECTORY:
UserStartMenuProgramsDirectory();
break;
// Directories common 2 all users
case COMMON_DESKTOP_DIRECTORY:
CommonDesktopDirectory();
break;
case COMMON_STARTMENU_DIRECTORY:
CommonStartMenuDirectory();
break;
case COMMON_STARTMENU_STARTUP_DIRECTORY:
CommonStartMenuStartupDirectory();
break;
case COMMON_STARTMENU_PROGRAMS_DIRECTORY:
CommonStartMenuProgramsDirectory();
break;
// Unknown special directory constant
default:
// Accept only constants we know about
//Bugger
ATLASSERT(false);
break;
}
}
//-------------------------------------------------------------
// Post : Returns the drive component without a colon, e.g. "c"
// Returns the directory component with a leading backslash,
// but no trailing backslash, e.g. "\dir\subdir"
// Returns name compleletely without delimiters, e.g "letter"
// Returns extension completely without delimiters, e.g. "doc"
// Globals :
// I/O :
// Task : Return the individual components of this path.
// For any given argument, you can pass NULL if you are not
// interested in that component.
// Do not rely on pNames being <= 8 characters, extensions
// being <= 3 characters, or drives being 1 character
//-------------------------------------------------------------
void CPath::GetComponents(stdstr* pDrive,
stdstr* pDirectory,
stdstr* pName,
stdstr* pExtension) const
{
TCHAR buff_drive[_MAX_DRIVE + 1];
TCHAR buff_dir [_MAX_DIR + 1];
TCHAR buff_name [_MAX_FNAME + 1];
TCHAR buff_ext [_MAX_EXT + 1];
ZeroMemory(buff_drive,sizeof(buff_drive));
ZeroMemory(buff_dir, sizeof(buff_dir));
ZeroMemory(buff_name, sizeof(buff_name));
ZeroMemory(buff_ext, sizeof(buff_ext));
_tsplitpath(m_strPath.c_str(),
pDrive ? buff_drive : NULL,
pDirectory ? buff_dir : NULL,
pName ? buff_name : NULL,
pExtension ? buff_ext : NULL);
if(pDrive)
*pDrive =buff_drive;
if(pDirectory)
*pDirectory =buff_dir;
if(pName)
*pName =buff_name;
if(pExtension)
*pExtension =buff_ext;
// DOS's _splitpath returns "d:", we return "d"
if(pDrive)
StripTrailingChar(*pDrive,DRIVE_DELIMITER);
// DOS's _splitpath returns "\dir\subdir\", we return "\dir\subdir"
if(pDirectory)
StripTrailingBackslash(*pDirectory);
// DOS's _splitpath returns ".ext", we return "ext"
if(pExtension)
StripLeadingChar(*pExtension,EXTENSION_DELIMITER);
}
//-------------------------------------------------------------
// Task : Get drive from path
//-------------------------------------------------------------
void CPath::GetDrive(stdstr& rDrive) const
{
GetComponents(&rDrive);
}
stdstr CPath::GetDrive(void) const
{
stdstr rDrive;
GetComponents(&rDrive);
return rDrive;
}
//-------------------------------------------------------------
// Task : Get drive and directory from path
//-------------------------------------------------------------
void CPath::GetDriveDirectory(stdstr& rDriveDirectory) const
{
stdstr Drive;
stdstr Directory;
GetComponents(&Drive,&Directory);
rDriveDirectory =Drive;
if(!Drive.empty())
{
rDriveDirectory += DRIVE_DELIMITER;
rDriveDirectory += Directory;
}
}
stdstr CPath::GetDriveDirectory(void) const
{
stdstr rDriveDirectory;
GetDriveDirectory(rDriveDirectory);
return rDriveDirectory;
}
//-------------------------------------------------------------
// Task : Get directory from path
//-------------------------------------------------------------
void CPath::GetDirectory(stdstr& rDirectory) const
{
GetComponents(NULL,&rDirectory);
}
stdstr CPath::GetDirectory(void) const
{
stdstr rDirectory;
GetComponents(NULL,&rDirectory);
return rDirectory;
}
//-------------------------------------------------------------
// Task : Get filename and extension from path
//-------------------------------------------------------------
void CPath::GetNameExtension(stdstr& rNameExtension) const
{
stdstr Name;
stdstr Extension;
GetComponents(NULL,NULL,&Name,&Extension);
rNameExtension =Name;
if(!Extension.empty())
{
rNameExtension += EXTENSION_DELIMITER;
rNameExtension += Extension;
}
}
stdstr CPath::GetNameExtension(void) const
{
stdstr rNameExtension;
GetNameExtension(rNameExtension);
return rNameExtension;
}
//-------------------------------------------------------------
// Task : Get filename from path
//-------------------------------------------------------------
void CPath::GetName(stdstr& rName) const
{
GetComponents(NULL,NULL,&rName);
}
stdstr CPath::GetName(void) const
{
stdstr rName;
GetComponents(NULL,NULL,&rName);
return rName;
}
//-------------------------------------------------------------
// Task : Get file extension from path
//-------------------------------------------------------------
void CPath::GetExtension(stdstr& rExtension) const
{
GetComponents(NULL,NULL,NULL,&rExtension);
}
stdstr CPath::GetExtension(void) const
{
stdstr rExtension;
GetComponents(NULL,NULL,NULL,&rExtension);
return rExtension;
}
//-------------------------------------------------------------
// Task : Get current directory
//-------------------------------------------------------------
void CPath::GetCurrentDirectory(stdstr& rDirectory) const
{
stdstr Directory;
rDirectory = "";
GetDirectory(Directory);
StripTrailingBackslash(Directory);
if(Directory.empty())
return;
stdstr::size_type nDelimiter =Directory.rfind(DIRECTORY_DELIMITER);
rDirectory =Directory.substr(nDelimiter);
StripLeadingBackslash(rDirectory);
}
stdstr CPath::GetCurrentDirectory(void) const
{
stdstr rDirecotry;
GetCurrentDirectory(rDirecotry);
return rDirecotry;
}
//-------------------------------------------------------------
// Task : Get fully qualified path
//-------------------------------------------------------------
void CPath::GetFullyQualified(stdstr& rFullyQualified) const
{
TCHAR buff_fullname[MAX_PATH];
memset(buff_fullname, 0, sizeof(buff_fullname));
_tfullpath(buff_fullname,m_strPath.c_str(),MAX_PATH-1);
rFullyQualified =buff_fullname;
}
//-------------------------------------------------------------
// Task : Get fully qualified path in short (8.3 style) form
//-------------------------------------------------------------
void CPath::GetFullyQualifiedShort(stdstr& rFullyQualifiedShort) const
{
GetFullyQualified(rFullyQualifiedShort);
//#pragma message(Reminder(_T("Also implement a GetFullyQualifiedLong")))
TCHAR buff_fullname[MAX_PATH];
memset(buff_fullname, 0, sizeof(buff_fullname));
GetShortPathName(rFullyQualifiedShort.c_str(),buff_fullname,sizeof(buff_fullname)/sizeof(TCHAR));
rFullyQualifiedShort =buff_fullname;
}
//-------------------------------------------------------------
// Post : Return TRUE if path does not start from filesystem root
// Task : Check if path is a relative one (e.g. doesn't start with C:\...)
//-------------------------------------------------------------
BOOL CPath::IsRelative() const
{
if (m_strPath.length() > 1 && m_strPath[1] == DRIVE_DELIMITER)
{
return false;
}
if (m_strPath.length() > 1 && m_strPath[0] == DIRECTORY_DELIMITER && m_strPath[1] == DIRECTORY_DELIMITER)
{
return false;
}
return true;
}
//-------------------------------------------------------------
// Post : Return TRUE if there are wildcards in the path
// Task : Check if path contains wildcards
//-------------------------------------------------------------
BOOL CPath::IsWild() const
{
return (m_strPath.find_first_of(WILD_SET) != stdstr::npos);
}
//-------------------------------------------------------------
// Post : Return TRUE if path is lexically correct
// Task : Determine whether lpszFileName is valid. A filename
// is valid if it contains only legal characters, doesn't
// have repeated contiguous subdirectory delimiters, has at
// most one drive delimiter, and all components fit within
// maximum sizes
// This routine does NOT determine if a file exists, or
// even if it could exist relative to the user's directory
// hierarchy. Its tests are for lexical correctness only
// See also: CPath::Exists
//-------------------------------------------------------------
BOOL CPath::IsValid () const
{
// Check 4 illegal characters (no wildcards allowed)
// We accept either \ or / as folder delimiter
if(IsWild() ||
(m_strPath.find_first_of(_T("|\"<>")) != stdstr::npos) ||
(m_strPath.find(_T("//")) != stdstr::npos))
return FALSE;
int index = (int)m_strPath.find(_T("\\\\"));
if((index != stdstr::npos) && (index > 0))
return FALSE;
// Make sure : can appear only in the 2nd position as a drive delimiter
if(((index = (int)m_strPath.find(':')) != stdstr::npos) && (index != 1))
return FALSE;
// Make sure it fits in the maximum path size
if(m_strPath.length() > MAX_PATH)
return FALSE;
// Path is valid
return TRUE;
}
//-------------------------------------------------------------
// Task : Set path components
//-------------------------------------------------------------
void CPath::SetComponents(LPCTSTR lpszDrive,
LPCTSTR lpszDirectory,
LPCTSTR lpszName,
LPCTSTR lpszExtension)
{
TCHAR buff_fullname[MAX_PATH];
memset(buff_fullname, 0, sizeof(buff_fullname));
_tmakepath(buff_fullname,lpszDrive,lpszDirectory,lpszName,lpszExtension);
m_strPath.erase();
m_strPath =buff_fullname;
}
//-------------------------------------------------------------
// Task : Set path's drive
//-------------------------------------------------------------
void CPath::SetDrive(TCHAR chDrive)
{
stdstr_f Drive(_T("%c"),chDrive);
stdstr Directory;
stdstr Name;
stdstr Extension;
GetComponents(NULL,&Directory,&Name,&Extension);
SetComponents(Drive.c_str(),Directory.c_str(),Name.c_str(),Extension.c_str());
}
//-------------------------------------------------------------
// Task : Set path's directory
//-------------------------------------------------------------
void CPath::SetDirectory(LPCTSTR lpszDirectory, BOOL bEnsureAbsolute /*= FALSE*/)
{
stdstr Drive;
stdstr Directory =lpszDirectory;
stdstr Name;
stdstr Extension;
if(bEnsureAbsolute)
EnsureLeadingBackslash(Directory);
EnsureTrailingBackslash(Directory);
GetComponents(&Drive,NULL,&Name,&Extension);
SetComponents(Drive.c_str(),Directory.c_str(),Name.c_str(),Extension.c_str());
}
//-------------------------------------------------------------
// Task : Set path's drive and directory
//-------------------------------------------------------------
void CPath::SetDriveDirectory(LPCTSTR lpszDriveDirectory)
{
stdstr DriveDirectory =lpszDriveDirectory;
stdstr Name;
stdstr Extension;
EnsureTrailingBackslash(DriveDirectory);
cleanPathString(DriveDirectory);
GetComponents(NULL,NULL,&Name,&Extension);
SetComponents(NULL,DriveDirectory.c_str(),Name.c_str(),Extension.c_str());
}
//-------------------------------------------------------------
// Task : Set path's filename
//-------------------------------------------------------------
void CPath::SetName(LPCTSTR lpszName)
{
stdstr Drive;
stdstr Directory;
stdstr Extension;
GetComponents(&Drive,&Directory,NULL,&Extension);
SetComponents(Drive.c_str(),Directory.c_str(),lpszName,Extension.c_str());
}
//-------------------------------------------------------------
// Task : Set path's filename
//-------------------------------------------------------------
void CPath::SetName(int iName)
{
stdstr Drive;
stdstr Directory;
stdstr Extension;
TCHAR sName[33];
memset(sName, 0, sizeof(sName));
_itot(iName, sName, 10);
GetComponents(&Drive,&Directory,NULL,&Extension);
SetComponents(Drive.c_str(),Directory.c_str(),sName,Extension.c_str());
}
//-------------------------------------------------------------
// Task : Set path's file extension
//-------------------------------------------------------------
void CPath::SetExtension(LPCTSTR lpszExtension)
{
stdstr Drive;
stdstr Directory;
stdstr Name;
GetComponents(&Drive,&Directory,&Name);
SetComponents(Drive.c_str(),Directory.c_str(),Name.c_str(),lpszExtension);
}
//-------------------------------------------------------------
// Task : Set path's file extension
//-------------------------------------------------------------
void CPath::SetExtension(int iExtension)
{
stdstr Drive;
stdstr Directory;
stdstr Name;
TCHAR sExtension[20];
memset(sExtension, 0, sizeof(sExtension));
_itot(iExtension, sExtension, 10);
GetComponents(&Drive,&Directory,&Name);
SetComponents(Drive.c_str(),Directory.c_str(),Name.c_str(),sExtension);
}
//-------------------------------------------------------------
// Task : Set path's filename and extension
//-------------------------------------------------------------
void CPath::SetNameExtension(LPCTSTR lpszNameExtension)
{
stdstr Drive;
stdstr Directory;
GetComponents(&Drive,&Directory);
SetComponents(Drive.c_str(),Directory.c_str(),lpszNameExtension,NULL);
}
//-------------------------------------------------------------
// Task : Append a subdirectory 2 path's directory
//-------------------------------------------------------------
void CPath::AppendDirectory(LPCTSTR lpszSubDirectory)
{
stdstr Drive;
stdstr Directory;
stdstr SubDirectory =lpszSubDirectory;
stdstr Name;
stdstr Extension;
if(SubDirectory.empty())
return;
// Strip out any preceeding backslash
StripLeadingBackslash(SubDirectory);
EnsureTrailingBackslash(SubDirectory);
GetComponents(&Drive,&Directory,&Name,&Extension);
EnsureTrailingBackslash(Directory);
Directory +=SubDirectory;
SetComponents(Drive.c_str(),Directory.c_str(),Name.c_str(),Extension.c_str());
}
//-------------------------------------------------------------
// Pre : If pLastDirectory is given we will store the name of the
// deepest directory (the one we're just exiting) in it
// Task : Remove deepest subdirectory from path
//-------------------------------------------------------------
void CPath::UpDirectory(stdstr *pLastDirectory /*= NULL*/)
{
stdstr Directory;
GetDirectory(Directory);
StripTrailingBackslash(Directory);
if(Directory.empty())
return;
stdstr::size_type nDelimiter =Directory.rfind(DIRECTORY_DELIMITER);
if(pLastDirectory != NULL)
{
*pLastDirectory =Directory.substr(nDelimiter);
StripLeadingBackslash(*pLastDirectory);
}
if(nDelimiter != stdstr::npos)
Directory =Directory.substr(0,nDelimiter);
SetDirectory(Directory.c_str());
}
//-------------------------------------------------------------
// Task : Set path 2 current directory
//-------------------------------------------------------------
void CPath::CurrentDirectory()
{
TCHAR buff_path[MAX_PATH];
memset(buff_path, 0, sizeof(buff_path));
::GetCurrentDirectory(MAX_PATH,buff_path);
Empty();
SetDriveDirectory(buff_path);
}
//-------------------------------------------------------------
// Task : Set path 2 Windows directory
//-------------------------------------------------------------
void CPath::WindowsDirectory()
{
TCHAR buff_path[MAX_PATH];
memset(buff_path, 0, sizeof(buff_path));
GetWindowsDirectory(buff_path,MAX_PATH);
Empty();
SetDriveDirectory(buff_path);
}
//-------------------------------------------------------------
// Task : Set path 2 Windows system directory
//-------------------------------------------------------------
void CPath::SystemDirectory()
{
TCHAR buff_path[MAX_PATH];
memset(buff_path, 0, sizeof(buff_path));
GetSystemDirectory(buff_path,MAX_PATH);
Empty();
SetDriveDirectory(buff_path);
}
//-------------------------------------------------------------
// Task : Set path 2 root of system drive (usually C:\)
//-------------------------------------------------------------
void CPath::SystemDriveRootDirectory()
{
SystemDirectory();
SetDirectory(_T(""));
}
//-------------------------------------------------------------
// Task : Set path 2 the name of specified module
//-------------------------------------------------------------
void CPath::Module(HINSTANCE hInstance)
{
TCHAR buff_path[MAX_PATH];
memset(buff_path, 0, sizeof(buff_path));
GetModuleFileName(hInstance,buff_path,MAX_PATH);
m_strPath =buff_path;
}
//-------------------------------------------------------------
// Task : Set path 2 the name of current module
//-------------------------------------------------------------
void CPath::Module()
{
TCHAR buff_path[MAX_PATH];
memset(buff_path, 0, sizeof(buff_path));
GetModuleFileName(m_hInst,buff_path,MAX_PATH);
m_strPath =buff_path;
}
//-------------------------------------------------------------
// Task : Set path 2 the directory of specified module
//-------------------------------------------------------------
void CPath::ModuleDirectory(HINSTANCE hInstance)
{
Module(hInstance);
SetNameExtension(_T(""));
}
//-------------------------------------------------------------
// Task : Set path 2 the directory of current module
//-------------------------------------------------------------
void CPath::ModuleDirectory()
{
Module();
SetNameExtension(_T(""));
}
//-------------------------------------------------------------
// Task : Currently, if the current environment has an
// entry for the TEMP environment variable, the directory will
// be set to that. If not, the directory will be the Windows
// System directory. The caller of this method, however, should
// not rely on this convention
//-------------------------------------------------------------
void CPath::TempDirectory()
{
TCHAR buff_path[MAX_PATH];
memset(buff_path, 0, sizeof(buff_path));
GetTempPath(MAX_PATH,buff_path);
m_strPath =buff_path;
SetNameExtension(_T(""));
}
//-------------------------------------------------------------
// Task : Set path 2 program files folder
// Usually C:\Program Files
//-------------------------------------------------------------
void CPath::ProgramFilesDirectory()
{
stdstr strPath;
if(GetRegistryPath(HKEY_LOCAL_MACHINE,_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion"),_T("ProgramFilesDir"),strPath))
{
// Got a path, use it
Empty();
SetDriveDirectory(strPath.c_str());
}
else
{
// This is some old or unknown system
Empty();
SetDriveDirectory(_T("C:\\Programs"));
}
}
//-------------------------------------------------------------
// Task : Set path 2 common files folder
// Usually C:\Program Files\Common Files
//-------------------------------------------------------------
void CPath::CommonFilesDirectory()
{
stdstr strPath;
if(GetRegistryPath(HKEY_LOCAL_MACHINE,_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion"),_T("CommonFilesDir"),strPath))
{
// Got a path, use it
Empty();
SetDriveDirectory(strPath.c_str());
}
else
{
// This is some old or unknown system
Empty();
TCHAR Drive[3];
memset(Drive, 0, sizeof(Drive));
ExpandEnvironmentStrings (_T("%SystemDrive%"), Drive, sizeof(Drive)/sizeof(TCHAR) );
stdstr strDir = stdstr(Drive) + stdstr(_T("\\Program Files\\Common Files"));
SetDriveDirectory(strDir.c_str());
}
}
//-------------------------------------------------------------
// Task : Set path 2 common files folder
// On Win95 is C:\Program Files\Accessories
// On WinNT is C:\Program Files\Windows NT\Accessories
//-------------------------------------------------------------
void CPath::AccessoriesDirectory()
{
// Accessories folder is in Program Files folder
ProgramFilesDirectory();
COSVersion osver;
WORD ostype =osver.GetOSType();
WORD wintype =osver.GetWindowsType();
BOOL is_Win95 =(ostype==OS_WIN95) || (ostype==OS_WIN98);
BOOL is_NT =((ostype & OS_WINNT) != 0);
if((wintype != WIN_32S) && is_Win95)
{
// Windows 95
AppendDirectory(_T("Accessories"));
return;
}
if((wintype != WIN_32S) && is_NT && (((osver.GetMajorVersion()==3) && (osver.GetMinorVersion()>=51)) || (osver.GetMajorVersion()>3)))
{
// Windows NT with the new Chichago shell
AppendDirectory(_T("Windows NT\\Accessories"));
return;
}
// This is some old or unknown system
AppendDirectory(_T("Accessry"));
}
//-------------------------------------------------------------
// Task : Set path 2 media folder
// Usually C:\Windows\Media
//-------------------------------------------------------------
void CPath::MediaDirectory()
{
stdstr strPath;
if(GetRegistryPath(HKEY_LOCAL_MACHINE,_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion"),_T("MediaPath"),strPath))
{
// Got a path, use it
Empty();
SetDriveDirectory(strPath.c_str());
}
else
{
// This is some old or unknown system
WindowsDirectory();
AppendDirectory(_T("Media"));
}
}
//-------------------------------------------------------------
// Task : Set path 2 device definition folder
// Usually C:\Windows\Inf
//-------------------------------------------------------------
void CPath::DeviceDirectory()
{
stdstr strPath;
if(GetRegistryPath(HKEY_LOCAL_MACHINE,_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion"),_T("DevicePath"),strPath))
{
// Got a path, use it
Empty();
SetDriveDirectory(strPath.c_str());
}
else
{
// This is some old or unknown system
WindowsDirectory();
AppendDirectory(_T("Inf"));
}
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will return FALSE
// Task : Set path 2 one of the special folders in Chichago
//-------------------------------------------------------------
BOOL CPath::ShellDirectory(int nShellFolderID)
{
COSVersion osver;
WORD ostype =osver.GetOSType();
WORD wintype =osver.GetWindowsType();
BOOL is_Win95 =(ostype==OS_WIN95) || (ostype==OS_WIN98);
BOOL is_NT =((ostype & OS_WINNT) != 0);
if((wintype != WIN_32S) &&
(is_Win95 || (is_NT && (((osver.GetMajorVersion()==3) && (osver.GetMinorVersion()>=51)) || (osver.GetMajorVersion()>3)))))
{
// These systems support the new Chichago shell, get location from registry
BOOL result =FALSE;
LPITEMIDLIST pidl =NULL;
TCHAR special_path[MAX_PATH];
memset(special_path, 0, sizeof(special_path));
// Get a PIDL 2 the special shell folder
HRESULT hr =SHGetSpecialFolderLocation(NULL,nShellFolderID,&pidl);
if(SUCCEEDED(hr))
{
// Convert the PIDL in2 a path
result =SHGetPathFromIDList(pidl,special_path);
// Free the PIDL
// Get the address of our task allocator's IMalloc interface
LPMALLOC pMalloc = NULL;
hr =SHGetMalloc(&pMalloc);
if(SUCCEEDED(hr))
{
// Free the PIDL
pMalloc->Free(pidl);
// Free our task allocator
pMalloc->Release();
}
}
if(result)
{
// We've got the special path, now set ourselves 2 point 2 this
Empty();
SetDriveDirectory(special_path);
}
return result;
}
// This is some old or unknown system, shell folders not supported
return FALSE;
}
//---------------------------------------------------------------------------
// Post : Return TRUE on success
// Task : Set path 2 one of the special folders in Chichago
// This function manually digs in the registry instead of using
// SHGetSpecialFolderLocation, since it seems that this does not work 4
// special location constants beginning with
//---------------------------------------------------------------------------
BOOL CPath::ShellDirectory2(int nShellFolderID)
{
COSVersion osver;
WORD ostype =osver.GetOSType();
WORD wintype =osver.GetWindowsType();
BOOL is_Win95 =(ostype==OS_WIN95) || (ostype==OS_WIN98);
BOOL is_NT =((ostype & OS_WINNT) != 0);
if((wintype != WIN_32S) &&
(is_Win95 || (is_NT && (((osver.GetMajorVersion()==3) && (osver.GetMinorVersion()>=51)) || (osver.GetMajorVersion()>3)))))
{
// These systems support the new Chichago shell, get location from registry
HKEY root = NULL;
stdstr key;
stdstr value;
switch(nShellFolderID)
{
case CSIDL_DESKTOPDIRECTORY:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Desktop");
break;
case CSIDL_FAVORITES:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Favorites");
break;
case CSIDL_FONTS:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Fonts");
break;
case CSIDL_NETHOOD:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("NetHood");
break;
case CSIDL_PERSONAL:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Personal");
break;
case CSIDL_RECENT:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Recent");
break;
case CSIDL_SENDTO:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("SendTo");
break;
case CSIDL_TEMPLATES:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Templates");
break;
case CSIDL_APPDATA:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("AppData");
break;
case CSIDL_STARTMENU:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Start Menu");
break;
case CSIDL_STARTUP:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Startup");
break;
case CSIDL_PROGRAMS:
root =HKEY_CURRENT_USER;
key =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Programs");
break;
case CSIDL_COMMON_DESKTOPDIRECTORY:
root =HKEY_LOCAL_MACHINE;
key =_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Common Desktop");
break;
case CSIDL_COMMON_STARTMENU:
root =HKEY_LOCAL_MACHINE;
key =_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Common Start Menu");
break;
case CSIDL_COMMON_STARTUP:
root =HKEY_LOCAL_MACHINE;
key =_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Common Startup");
break;
case CSIDL_COMMON_PROGRAMS:
root =HKEY_LOCAL_MACHINE;
key =_T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
value =_T("Common Programs");
break;
}
stdstr strPath;
if(GetRegistryPath(root,key.c_str(),value.c_str(),strPath))
{
// Got a path, use it
Empty();
SetDriveDirectory(strPath.c_str());
return TRUE;
}
}
// This is some old or unknown system
return FALSE;
}
//---------------------------------------------------------------------------
// Post : Return FALSE if specified value does not exist or some error
// Task : Dig in the registry 2 the specified location, and extract a path
// Make sure the path is a valid
//---------------------------------------------------------------------------
BOOL CPath::GetRegistryPath(HKEY hRootKey, LPCTSTR lpcszKeyName, LPCTSTR lpcszValueName, stdstr &strPath)
{
TCHAR path_buffer [MAX_PATH];
TCHAR expanded_buffer[MAX_PATH];
ULONG path_buffer_size =sizeof(path_buffer);
CRegistry reg(hRootKey,lpcszKeyName,KEY_READ);
memset(path_buffer, 0, sizeof(path_buffer));
memset(expanded_buffer, 0, sizeof(expanded_buffer));
if(reg.GetValue(lpcszValueName,(BYTE *)&path_buffer,path_buffer_size))
{
COSVersion osver;
#ifndef _UNICODE
WORD ostype =osver.GetOSType();
BOOL is_NT =((ostype & OS_WINNT) != 0);
if(is_NT)
{
// Running on NT and the ExpandEnvironmentStrings API requires
// Unicode strings
WCHAR path_buffer_unicode [MAX_PATH];
WCHAR expanded_buffer_unicode[MAX_PATH];
memset(path_buffer_unicode, 0, sizeof(path_buffer_unicode));
memset(expanded_buffer_unicode, 0, sizeof(expanded_buffer_unicode));
MultiByteToWideChar(CP_ACP,0,path_buffer,-1,path_buffer_unicode,sizeof(path_buffer_unicode)/sizeof(WCHAR));
ExpandEnvironmentStringsW(path_buffer_unicode,expanded_buffer_unicode,sizeof(expanded_buffer_unicode)/sizeof(WCHAR));
WideCharToMultiByte(CP_ACP,0,expanded_buffer_unicode,-1,expanded_buffer,sizeof(path_buffer)/sizeof(TCHAR),NULL,NULL);
}
else
#endif
ExpandEnvironmentStrings(path_buffer,expanded_buffer,path_buffer_size);
strPath.erase();
strPath =expanded_buffer;
return TRUE;
}
// No such key and/or value
return FALSE;
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 desktop folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserDesktopDirectory()
{
if(!ShellDirectory(CSIDL_DESKTOPDIRECTORY))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 favorites folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserFavoritesDirectory()
{
if(!ShellDirectory(CSIDL_FAVORITES))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 fonts folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserFontsDirectory()
{
if(!ShellDirectory(CSIDL_FONTS))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 network hood folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserNetworkNeighbourhoodDirectory()
{
if(!ShellDirectory(CSIDL_NETHOOD))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 personal folder of currently logged-in user
// Usually C:\My Documents
//-------------------------------------------------------------
void CPath::UserDocumentsDirectory()
{
if(!ShellDirectory(CSIDL_PERSONAL))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 recent folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserRecentDirectory()
{
if(!ShellDirectory(CSIDL_RECENT))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 SendTo folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserSendToDirectory()
{
if(!ShellDirectory(CSIDL_SENDTO))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 templates folder of currently logged-in user
// Usually C:\Windows\ShellNew
//-------------------------------------------------------------
void CPath::UserTemplatesDirectory()
{
if(!ShellDirectory(CSIDL_TEMPLATES))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 the recycle bin directory
// Usually C:\Recycled
//-------------------------------------------------------------
void CPath::UserRecycleBinDirectory()
{
if(!ShellDirectory(CSIDL_BITBUCKET))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 the folder where application data is stored
// specific 2 currently logged-in user
//-------------------------------------------------------------
void CPath::UserApplicationDataDirectory()
{
if(!ShellDirectory(CSIDL_APPDATA))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 start menu folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserStartMenuDirectory()
{
if(!ShellDirectory(CSIDL_STARTMENU))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 startup folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserStartMenuStartupDirectory()
{
if(!ShellDirectory(CSIDL_STARTUP))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 programs menu folder of currently logged-in user
//-------------------------------------------------------------
void CPath::UserStartMenuProgramsDirectory()
{
if(!ShellDirectory(CSIDL_PROGRAMS))
Empty();
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 desktop folder common 2 all users
//-------------------------------------------------------------
void CPath::CommonDesktopDirectory()
{
if(!ShellDirectory2(CSIDL_COMMON_DESKTOPDIRECTORY))
{
// Check if running on Windows 95, and workaround this if so
COSVersion osver;
WORD ostype =osver.GetOSType();
if((ostype == OS_WIN95) || (ostype == OS_WIN98))
{
// Manual workaround
WindowsDirectory();
AppendDirectory(_T("Desktop"));
}
else
// Failure, clear path
Empty();
}
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 start menu folder common 2 all users
//-------------------------------------------------------------
void CPath::CommonStartMenuDirectory()
{
if(!ShellDirectory2(CSIDL_COMMON_STARTMENU))
{
// Check if running on Windows 95, and workaround this if so
COSVersion osver;
WORD ostype =osver.GetOSType();
if((ostype == OS_WIN95) || (ostype == OS_WIN98))
{
// Manual workaround
WindowsDirectory();
AppendDirectory(_T("Start Menu"));
}
else
// Failure, clear path
Empty();
}
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 startup folder common 2 all users
//-------------------------------------------------------------
void CPath::CommonStartMenuStartupDirectory()
{
if(!ShellDirectory2(CSIDL_COMMON_STARTUP))
{
// Check if running on Windows 95, and workaround this if so
COSVersion osver;
WORD ostype =osver.GetOSType();
if((ostype == OS_WIN95) || (ostype == OS_WIN98))
{
// Manual workaround
WindowsDirectory();
AppendDirectory(_T("Start Menu\\Programs\\StartUp"));
}
else
// Failure, clear path
Empty();
}
}
//-------------------------------------------------------------
// Post : If this function is called on a system which does not
// support the new Chichago shell, it will clear the path
// Task : Set path 2 programs menu folder common 2 all users
//-------------------------------------------------------------
void CPath::CommonStartMenuProgramsDirectory()
{
if(!ShellDirectory2(CSIDL_COMMON_PROGRAMS))
{
// Check if running on Windows 95, and workaround this if so
COSVersion osver;
WORD ostype =osver.GetOSType();
if((ostype == OS_WIN95) || (ostype == OS_WIN98))
{
// Manual workaround
WindowsDirectory();
AppendDirectory(_T("Start Menu\\Programs"));
}
else
// Failure, clear path
Empty();
}
}
//-------------------------------------------------------------
// Task : Set path 2 file WIN.INI in the Windows directory
//-------------------------------------------------------------
void CPath::WindowsProfile()
{
WindowsDirectory();
SetNameExtension(_T("Win.INI"));
}
//-------------------------------------------------------------
// Task : Set path 2 file WIN.INI in the Windows directory
//-------------------------------------------------------------
void CPath::SystemProfile()
{
WindowsDirectory();
SetNameExtension(_T("System.INI"));
}
//-------------------------------------------------------------
// Task : Turn this path from "x:\directory\subdirectory\name.ext"
// to just "x:\"
//-------------------------------------------------------------
void CPath::MakeRoot()
{
SetDirectory(_T(""));
SetNameExtension(_T(""));
}
//-------------------------------------------------------------
// Pre : Only the first 3 character from lpcszPrefix will be used
// Post : Returns TRUE on success
// Task : Creates a temporary name
//-------------------------------------------------------------
BOOL CPath::CreateTempName(LPCTSTR lpcszPrefix)
{
// Check that we've got a prefix
if(!lpcszPrefix)
return FALSE;
stdstr Dir;
TCHAR temp_file[MAX_PATH];
memset(temp_file, 0, sizeof(temp_file));
GetDriveDirectory(Dir);
if(::GetTempFileName(Dir.c_str(),lpcszPrefix,0,temp_file) != 0)
{
// Got a temp file name
*this =temp_file;
SetExtension(_T("tmp"));
// GetTempFileName actually created the file, remove it now,
// we only needed a name
Delete(TRUE);
return TRUE;
}
return FALSE;
}
//---------------------------------------------------------------------------
// Pre : Only the first 3 character from lpcszPrefix will be used
// Post : Returns TRUE on success
// Task : Creates a temporary folder name
//---------------------------------------------------------------------------
BOOL CPath::CreateTempDir(LPCTSTR lpcszPrefix, UINT nRetries)
{
// Check that we've got a prefix
if(!lpcszPrefix)
return FALSE;
UINT retries =0;
BOOL bSuccess =FALSE;
TCHAR temp_prefix[ 5];
TCHAR temp_name [15];
ZeroMemory(temp_prefix, sizeof(temp_prefix));
ZeroMemory(temp_name , sizeof(temp_name ));
_tcsncpy(temp_prefix,lpcszPrefix,4);
temp_prefix[3] =_T('\0');
while(!bSuccess && (retries < nRetries))
{
_tcscpy(temp_name, temp_prefix);
stdstr temp =RandomDigits(5);
_tcscat(temp_name,temp.c_str());
_tcscat(temp_name,_T(".tmp"));
CPath test(*this);
test.AppendDirectory(temp_name);
if(!test.DirectoryExists() && test.CreateDirectory())
{
// CreateTempDir actually created the folder, remove it now,
// we only needed a name
test.RemoveDirectory();
bSuccess =TRUE;
}
retries++;
}
if(bSuccess)
AppendDirectory(temp_name);
return bSuccess;
}
//-------------------------------------------------------------
// Post : Returns TRUE on success
// Task : Sets path 2 a random name, and optionally ensures
// uniqueness of that path
//-------------------------------------------------------------
BOOL CPath::CreateRandomName(BOOL bMustNotExist /*= TRUE*/, UINT nRetries /*= 1000*/)
{
stdstr Name;
for(UINT nRetry=0; nRetry < nRetries; nRetry++)
{
Name =RandomDigits(8);
SetName(Name.c_str());
if(!bMustNotExist)
return TRUE;
if(!Exists())
return TRUE;
}
return FALSE;
}
//-------------------------------------------------------------
// Post : Returns TRUE on success
// Task : Create a new name, based on the existing name, for the same
// drive and directory. If bMustNotExist, test the path up to
// nRetries till we get an unused path
// See also: CreateRandomName
//-------------------------------------------------------------
BOOL CPath::CreateSimilarName(BOOL bMustNotExist /*= TRUE*/, UINT nRetries /*= 1000*/)
{
stdstr NewName;
stdstr OriginalName;
GetName(OriginalName);
for(UINT nRetry=0; nRetry < nRetries; nRetry++)
{
NewName =OriginalName + RandomDigits(_MAX_FNAME - (int)OriginalName.length());
SetName(NewName.c_str());
if(!Exists() || !bMustNotExist)
return TRUE;
}
return FALSE;
}
//-------------------------------------------------------------
// Post : Returns one of the EX_DRIVE_ constants
// Task : Return the type of the drive this path points to
// See DrvType.H for more details
//-------------------------------------------------------------
UINT CPath::GetDriveType() const
{
CPath RootPath = *this;
stdstr Root;
RootPath.MakeRoot();
Root =(LPCTSTR)RootPath;
return ::GetDriveType(Root.c_str());
}
//-------------------------------------------------------------
// Post : Return -1 on error
// Task : Find out the amount of free space on drive (in bytes)
//-------------------------------------------------------------
ULONG CPath::DriveFreeSpaceBytes() const
{
CPath RootPath = *this;
stdstr Root;
RootPath.MakeRoot();
ULONG nSectorsPerCluster = 0;
ULONG nBytesPerSector = 0;
ULONG nFreeClusters = 0;
ULONG nClusters = 0;
if(!GetDiskFreeSpace((LPCTSTR)RootPath,&nSectorsPerCluster,&nBytesPerSector,&nFreeClusters,&nClusters))
return 0;
else
return nFreeClusters * nSectorsPerCluster * nBytesPerSector;
}
//-------------------------------------------------------------
// Post : Return -1 on error
// Task : Find out the size of the drive (in bytes)
//-------------------------------------------------------------
ULONG CPath::DriveTotalSpaceBytes() const
{
CPath RootPath = *this;
stdstr Root;
RootPath.MakeRoot();
ULONG nSectorsPerCluster = 0;
ULONG nBytesPerSector = 0;
ULONG nFreeClusters = 0;
ULONG nClusters = 0;
if(!GetDiskFreeSpace((LPCTSTR)RootPath,&nSectorsPerCluster,&nBytesPerSector,&nFreeClusters,&nClusters))
return 0;
else
return nClusters * nSectorsPerCluster * nBytesPerSector;
}
//-------------------------------------------------------------
// Post : Return -1 on error
// Task : Find out the cluster size on this drive (in bytes)
//-------------------------------------------------------------
ULONG CPath::GetDriveClusterSize() const
{
CPath RootPath = *this;
stdstr Root;
RootPath.MakeRoot();
ULONG nSectorsPerCluster = 0;
ULONG nBytesPerSector = 0;
ULONG nFreeClusters = 0;
ULONG nClusters = 0;
if(!GetDiskFreeSpace((LPCTSTR)RootPath,&nSectorsPerCluster,&nBytesPerSector,&nFreeClusters,&nClusters))
return 0;
else
return nSectorsPerCluster * nBytesPerSector;
}
//-------------------------------------------------------------
// Post : Return TRUE on success
// Task : Find out info about drive
//-------------------------------------------------------------
BOOL CPath::GetDiskInfo(LPDWORD lpSectorsPerCluster,
LPDWORD lpBytesPerSector,
LPDWORD lpFreeClusters,
LPDWORD lpClusters) const
{
// Create root path
CPath RootPath = *this;
RootPath.MakeRoot();
return GetDiskFreeSpace((LPCTSTR)RootPath,
lpSectorsPerCluster,
lpBytesPerSector,
lpFreeClusters,
lpClusters);
}
//---------------------------------------------------------------------------
// Post : Return TRUE if a directory
// Task : Check if this path represents a directory
//---------------------------------------------------------------------------
BOOL CPath::IsDirectory() const
{
// Check if this path has a filename
stdstr file_name;
GetNameExtension(file_name);
return file_name.empty();
}
//-------------------------------------------------------------
// Post : Return TRUE if directory exists
// Task : To determine if the directory exists, we need to
// create a test path with a wildcard (*.*) extension
// and see if FindFirstFile returns anything. We don't
// use CPath::FindFirst() because that routine parses out
// '.' and '..', which fails for empty directories
//-------------------------------------------------------------
BOOL CPath::DirectoryExists() const
{
// Create test path
CPath TestPath(m_strPath.c_str());
stdstr DirName;
TestPath.UpDirectory(&DirName);
TestPath.SetNameExtension(DirName.c_str());
WIN32_FIND_DATA FindData;
HANDLE hFindFile =FindFirstFile((LPCTSTR)TestPath,&FindData); // Find anything
BOOL bGotFile =(hFindFile != INVALID_HANDLE_VALUE);
if(hFindFile != NULL) // Make sure we close the search
FindClose(hFindFile);
return bGotFile;
}
//-------------------------------------------------------------
// Post : Return TRUE if there are no files(s)/folder(s) in
// directory. All objects (with hidden, system, etc. attributes)
// are looked up
// Task : Check if directory contains any file(s)
//-------------------------------------------------------------
BOOL CPath::IsDirectoryEmpty() const
{
CPath FileSpec = *this;
FileSpec.SetNameExtension(WILD_NAME_EXTENSION);
return !FileSpec.FindFirst(_A_NORMAL | _A_ARCH | _A_HIDDEN | _A_SYSTEM | _A_RDONLY) &&
!FileSpec.FindFirst(_A_HIDDEN | _A_SUBDIR);
}
//-------------------------------------------------------------
// Post : Return TRUE if these is such a file
// Task : Check if file exists
//-------------------------------------------------------------
BOOL CPath::Exists() const
{
WIN32_FIND_DATA FindData;
HANDLE hFindFile =FindFirstFile(m_strPath.c_str(),&FindData);
BOOL bSuccess =(hFindFile != INVALID_HANDLE_VALUE);
if(hFindFile != NULL) // Make sure we close the search
FindClose(hFindFile);
return bSuccess;
}
//-------------------------------------------------------------
// Post : Return file size, -1 on error
// Task : Get file size (in bytes)
//-------------------------------------------------------------
ULONG CPath::GetSize() const
{
WIN32_FIND_DATA FindData;
memset(&FindData, 0, sizeof(FindData));
HANDLE hFindFile =FindFirstFile(m_strPath.c_str(),&FindData);
BOOL bSuccess =(hFindFile != INVALID_HANDLE_VALUE);
if(hFindFile != NULL) // Make sure we close the search
FindClose(hFindFile);
return bSuccess ? FindData.nFileSizeLow : (ULONG)-1;
}
//-------------------------------------------------------------
// Post : Return file attributes
// Task : Get attributes of the file
//-------------------------------------------------------------
ULONG CPath::GetAttributes() const
{
return GetFileAttributes(m_strPath.c_str());
}
//---------------------------------------------------------------------------
// Post : Return TRUE on success
// Task : Set the attributes of the file
//---------------------------------------------------------------------------
BOOL CPath::SetAttributes(ULONG dwAttributes)
{
return SetFileAttributes(m_strPath.c_str(),dwAttributes);
}
//-------------------------------------------------------------
// Post : Return TRUE on success
// Task : Get file creation, last acces and/or last modification
// time as local time
//-------------------------------------------------------------
BOOL CPath::GetTime(FILETIME *lpCreated, FILETIME *lpAccessed, FILETIME *lpModified) const
{
WIN32_FIND_DATA findFileData;
HANDLE hFind =FindFirstFile(m_strPath.c_str(),&findFileData);
if(hFind == INVALID_HANDLE_VALUE)
// Oops, no such file system object
return FALSE;
FindClose(hFind);
FILETIME ftLastWriteTimeLocal;
FileTimeToLocalFileTime(&findFileData.ftLastWriteTime,&ftLastWriteTimeLocal);
if(lpCreated)
{
FILETIME ftCreationTimeLocal;
FileTimeToLocalFileTime(&findFileData.ftCreationTime,&ftCreationTimeLocal);
*lpCreated =ftCreationTimeLocal;
if(!ftCreationTimeLocal.dwLowDateTime &&
!ftCreationTimeLocal.dwHighDateTime)
// Adjust time
*lpCreated =ftLastWriteTimeLocal;
}
if(lpAccessed)
{
FILETIME ftLastAccessTimeLocal;
FileTimeToLocalFileTime(&findFileData.ftLastAccessTime,&ftLastAccessTimeLocal);
*lpAccessed =ftLastAccessTimeLocal;
if(!ftLastAccessTimeLocal.dwLowDateTime &&
!ftLastAccessTimeLocal.dwHighDateTime)
// Adjust time
*lpAccessed =ftLastWriteTimeLocal;
}
if(lpModified)
*lpModified =ftLastWriteTimeLocal;
return TRUE;
}
//---------------------------------------------------------------------------
// Post : Return creation time
// Task : Get the time this file/folder was created
//---------------------------------------------------------------------------
FILETIME CPath::GetTimeCreated() const
{
FILETIME file_time;
ZeroMemory(&file_time,sizeof(file_time));
GetTime(&file_time,NULL,NULL);
return file_time;
}
//---------------------------------------------------------------------------
// Post : Return last access time
// Task : Get the time this file/folder was last accessed
//---------------------------------------------------------------------------
FILETIME CPath::GetTimeLastAccessed() const
{
FILETIME file_time;
ZeroMemory(&file_time,sizeof(file_time));
GetTime(NULL,&file_time,NULL);
return file_time;
}
//---------------------------------------------------------------------------
// Post : Return last modification time
// Task : Get the time this file/folder was last changed
//---------------------------------------------------------------------------
FILETIME CPath::GetTimeLastModified() const
{
FILETIME file_time;
ZeroMemory(&file_time,sizeof(file_time));
GetTime(NULL,NULL,&file_time);
return file_time;
}
//---------------------------------------------------------------------------
// Pre : All time parameters are supposed 2 be local times
// Post : Return TRUE on success
// Task : Set the creation, last acces and/or last modification time
//---------------------------------------------------------------------------
BOOL CPath::SetTime(const FILETIME *lpCreated, const FILETIME *lpAccessed, const FILETIME *lpModified)
{
if(!lpCreated && !lpAccessed && !lpModified)
// No time params specified
return FALSE;
WIN32_FIND_DATA findFileData;
HANDLE hFind =FindFirstFile(m_strPath.c_str(),&findFileData);
if(hFind == INVALID_HANDLE_VALUE)
// Oops, no such file system object
return FALSE;
FindClose(hFind);
if(lpCreated)
LocalFileTimeToFileTime(lpCreated,&findFileData.ftCreationTime);
if(lpAccessed)
LocalFileTimeToFileTime(lpAccessed,&findFileData.ftLastAccessTime);
if(lpModified)
LocalFileTimeToFileTime(lpModified,&findFileData.ftLastWriteTime);
HANDLE hFile =CreateFile(m_strPath.c_str(),GENERIC_WRITE,0,NULL,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,NULL);
if(hFile != INVALID_HANDLE_VALUE)
{
SetFileTime(hFile,lpCreated ? &findFileData.ftCreationTime : NULL,
lpAccessed ? &findFileData.ftLastAccessTime : NULL,
lpModified ? &findFileData.ftLastWriteTime : NULL);
CloseHandle(hFile);
return TRUE;
}
return FALSE;
}
//---------------------------------------------------------------------------
// Pre : lpCreated is supposed 2 be local time
// Post : Return TRUE on success
// Task : Set the file's creation time
//---------------------------------------------------------------------------
BOOL CPath::SetTimeCreated(const FILETIME *lpCreated)
{
return SetTime(lpCreated,NULL,NULL);
}
//---------------------------------------------------------------------------
// Pre : lpModified is supposed 2 be local time
// Post : Return TRUE on success
// Task : Set the file's creation time
//---------------------------------------------------------------------------
BOOL CPath::SetTimeLastModified(const FILETIME *lpModified)
{
return SetTime(NULL,NULL,lpModified);
}
//---------------------------------------------------------------------------
// Pre : lpAccessed is supposed 2 be local time
// Post : Return TRUE on success
// Task : Set the file's creation time
//---------------------------------------------------------------------------
BOOL CPath::SetTimeLastAccessed(const FILETIME *lpAccessed)
{
return SetTime(NULL,lpAccessed,NULL);
}
//-------------------------------------------------------------
// Post : Return TRUE on success
// Task : Delete file
//-------------------------------------------------------------
BOOL CPath::Delete(BOOL bEvenIfReadOnly) const
{
ULONG dwAttr =::GetFileAttributes(m_strPath.c_str());
if(dwAttr == (ULONG)-1)
// File does not exists
return FALSE;
if(((dwAttr & FILE_ATTRIBUTE_READONLY) == FILE_ATTRIBUTE_READONLY) && !bEvenIfReadOnly)
// File is read-only, and we're not allowed 2 delete it
return FALSE;
SetFileAttributes(m_strPath.c_str(),FILE_ATTRIBUTE_NORMAL);
return DeleteFile(m_strPath.c_str());
}
//-------------------------------------------------------------
// Post : Return TRUE on success
// Task : Rename file
//-------------------------------------------------------------
BOOL CPath::Rename(LPCTSTR lpszNewPath)
{
return MoveTo(lpszNewPath,FALSE);
}
//-------------------------------------------------------------
// Post : Return TRUE on success, FALSE if there is such a target file
// and we weren't granted permission 2 overwrite file or some error
// Task : Copy file
// Since ::CopyFile will not overwrite read only files
// we will make sure the target file is writable first
//-------------------------------------------------------------
BOOL CPath::CopyTo(LPCTSTR lpcszTargetFile, BOOL bOverwrite)
{
// Check if the target file exists
CPath TargetFile(lpcszTargetFile);
if(TargetFile.Exists())
{
// Yeah there is already such a target file
// Decide if we should overwrite
if(!bOverwrite)
return FALSE;
// Delete any previous target
if(!TargetFile.Delete(TRUE))
return FALSE;
}
// CopyFile will set the target's attributes 2 the same as
// the source after copying
return CopyFile(m_strPath.c_str(),lpcszTargetFile,!bOverwrite);
}
//-------------------------------------------------------------
// Post : Return TRUE on success, FALSE if there is such a target file
// and we weren't granted permission 2 overwrite file or some error
// Task : Move file
//-------------------------------------------------------------
BOOL CPath::MoveTo(LPCTSTR lpcszTargetFile, BOOL bOverwrite)
{
// Check if the target file exists
CPath TargetFile(lpcszTargetFile);
if(TargetFile.Exists())
{
// Yeah there is already such a target file
// Decide if we should overwrite
if(!bOverwrite)
return FALSE;
// Delete any previous target
if(!TargetFile.Delete(TRUE))
return FALSE;
}
return MoveFile(m_strPath.c_str(),lpcszTargetFile);
}
//-------------------------------------------------------------
// Post : Return TRUE if attributes do match
// Task : Compare finder attributes
//-------------------------------------------------------------
BOOL CPath::AttributesMatch(ULONG dwTargetAttributes, ULONG dwFileAttributes)
{
if (dwTargetAttributes == _A_ALLFILES)
{
return true;
}
if(dwTargetAttributes == _A_NORMAL)
{
return ((_A_SUBDIR & dwFileAttributes) == 0);
}
else
{
return ( ((dwTargetAttributes & dwFileAttributes) != 0) &&
((_A_SUBDIR & dwTargetAttributes) == (_A_SUBDIR & dwFileAttributes)) );
}
return FALSE;
}
//-------------------------------------------------------------
// Post : Return TRUE if any match found
// Task : Find the first file that meets this path and the specified attributes
// You can specify the current attributes of the file or directory
// The attributes are represented by a combination (|) of the following
// constants:
//
// _A_ARCH Archive. Set whenever the file is
// changed, and cleared by the BACKUP command
// _A_HIDDEN Hidden file. Not normally seen with
// the DIR command, unless the /AH option
// is used. Returns information about normal
// files as well as files with this attribute
// _A_NORMAL Normal. File can be read or written to
// without restriction
// _A_RDONLY Read-only. File cannot be opened for writing,
// and a file with the same name cannot be created
// _A_SUBDIR Subdirectory
// _A_SYSTEM System file. Not normally seen with the DIR
// command, unless the /AS option is used
//
// These attributes do not follow a simple additive logic
// Note that _A_NORMAL is 0x00, so it effectively cannot be
// removed from the attribute set. You will therefore always
// get normal files, and may also get Archive, Hidden, etc.
// if you specify those attributes
// See aso: FindFirstFile, FindNextFile
//-------------------------------------------------------------
BOOL CPath::FindFirst(ULONG dwAttributes /*= _A_NORMAL*/)
{
m_dwFindFileAttributes =dwAttributes;
BOOL bGotFile;
BOOL bWantSubdirectory =(BOOL)(_A_SUBDIR & dwAttributes);
// Close handle to any previous enumeration
Exit();
// i.) Finding first candidate file
WIN32_FIND_DATA FindData;
m_hFindFile =FindFirstFile(m_strPath.c_str(),&FindData);
bGotFile =(m_hFindFile != INVALID_HANDLE_VALUE);
while(bGotFile)
{
// ii.) Compare candidate to attributes, and filter out the "." and ".." folders
if(!AttributesMatch(m_dwFindFileAttributes,FindData.dwFileAttributes))
goto LABEL_GetAnother;
if(bWantSubdirectory && (FindData.cFileName[0] == '.'))
goto LABEL_GetAnother;
// iii.) Found match, prepare result
if((_A_SUBDIR & FindData.dwFileAttributes) != 0)
StripTrailingBackslash(m_strPath);
SetNameExtension(FindData.cFileName);
if((_A_SUBDIR & FindData.dwFileAttributes) != 0)
EnsureTrailingBackslash(m_strPath);
return TRUE;
// iv.) Not found match, get another
LABEL_GetAnother:
bGotFile =FindNextFile(m_hFindFile,&FindData);
}
return FALSE;
}
//-------------------------------------------------------------
// Post : Return TRUE if a new match found
// Task : Find the next file that meets the conditions specified
// in the last FindFirst call
//-------------------------------------------------------------
BOOL CPath::FindNext()
{
if (m_hFindFile == NULL)
return FALSE;
WIN32_FIND_DATA FindData;
while(FindNextFile(m_hFindFile,&FindData) != FALSE)
{ // while(FindNext(...))
if(AttributesMatch(m_dwFindFileAttributes,FindData.dwFileAttributes))
{ // if(AttributesMatch(...)
if((_A_SUBDIR & FindData.dwFileAttributes) == _A_SUBDIR)
{
if (IsDirectory())
{
// Found a directory
UpDirectory();
} else {
SetNameExtension("");
}
AppendDirectory(FindData.cFileName);
} else {
// Found a file
if (IsDirectory())
{
// Found a directory
UpDirectory();
}
SetNameExtension(FindData.cFileName);
}
if((_A_SUBDIR & FindData.dwFileAttributes) == _A_SUBDIR)
EnsureTrailingBackslash(m_strPath);
return TRUE;
}
}
return FALSE;
}
//-------------------------------------------------------------
// Post : Return TRUE on success
// Task : Change current working directory of application 2 path
//-------------------------------------------------------------
BOOL CPath::ChangeDirectory()
{
stdstr DriveDirectory;
GetDriveDirectory(DriveDirectory);
return SetCurrentDirectory(DriveDirectory.c_str());
}
//-------------------------------------------------------------
// Post : Return TRUE if deleted OK
// Task : Delete everything in the directory
//-------------------------------------------------------------
BOOL CPath::RemoveDirectoryContent()
{
// Deleting the directory's content
// Iterate the content of the directory and delete it
stdstr filename;
CPath iterator(*this);
BOOL deleted_OK =TRUE;
// Deleting all contained files
iterator.SetNameExtension(WILD_NAME_EXTENSION);
BOOL iterating =iterator.FindFirst(_A_NORMAL | _A_ARCH | _A_HIDDEN | _A_SYSTEM | _A_RDONLY);
while(iterating)
{
// Found something
deleted_OK =iterator.Delete(TRUE);
if(!deleted_OK)
break;
iterator.SetNameExtension(WILD_NAME_EXTENSION);
iterating =iterator.FindFirst(_A_NORMAL | _A_ARCH | _A_HIDDEN | _A_SYSTEM | _A_RDONLY);
}
if(!deleted_OK)
return FALSE;
// Deleting all contained directories
iterator.SetNameExtension(WILD_NAME_EXTENSION);
iterating =iterator.FindFirst(_A_HIDDEN | _A_SUBDIR);
while(iterating)
{
// Found something
deleted_OK =iterator.RemoveDirectory(TRUE);
if(!deleted_OK)
break;
iterator.SetNameExtension(WILD_NAME_EXTENSION);
iterator.UpDirectory();
iterating =iterator.FindFirst(_A_HIDDEN | _A_SUBDIR);
}
return deleted_OK;
}
//-------------------------------------------------------------
// Post : Return TRUE if deleted OK
// Task : Remove the directory
//-------------------------------------------------------------
BOOL CPath::RemoveDirectory(BOOL bEvenIfNotEmpty)
{
if(bEvenIfNotEmpty)
{
// Delete the directory's content
if(!RemoveDirectoryContent())
return FALSE;
}
// Make sure there is no enumeration in progress,
// otherwise we we'll get an error (sharing violation) because
// that search keeps an open handle for this directory
Exit();
// Deleting this directory (and only if it's empty)
stdstr DriveDirectory;
GetDriveDirectory(DriveDirectory);
return ::RemoveDirectory(DriveDirectory.c_str());
}
//-------------------------------------------------------------
// Pre : If bCreateIntermediates is TRUE, create all eventually
// missing parent directories too
// Post : Return TRUE on success
// Task : Create new directory
//-------------------------------------------------------------
BOOL CPath::CreateDirectory(BOOL bCreateIntermediates /*= TRUE*/)
{
stdstr PathText;
BOOL bSuccess;
GetDriveDirectory(PathText);
StripTrailingBackslash(PathText);
bSuccess =::CreateDirectory(PathText.c_str(),NULL);
if(!bSuccess)
bSuccess =ChangeDirectory();
if(!bSuccess && bCreateIntermediates)
{
stdstr::size_type nDelimiter =PathText.rfind(DIRECTORY_DELIMITER);
if(nDelimiter == stdstr::npos)
return FALSE;
PathText.resize(nDelimiter + 1);
CPath SubPath(PathText);
if(SubPath.CreateDirectory())
return CreateDirectory(FALSE);
else
return FALSE;
}
return bSuccess;
}
//Helpers
//------------------------------------------------------------------------
// Task : Remove first character (if any) if it's chLeading
//------------------------------------------------------------------------
void CPath::cleanPathString(stdstr& rDirectory) const
{
rDirectory.replace(DIRECTORY_DELIMITER2,DIRECTORY_DELIMITER);
if(!_tcsnicmp(rDirectory.c_str(), _T("\\\\"), 2))
{
rDirectory.replace(DIR_DOUBLEDELIM,DIRECTORY_DELIMITER);
rDirectory.insert(0, _T("\\"));
}
else
rDirectory.replace(DIR_DOUBLEDELIM,DIRECTORY_DELIMITER);
}
void CPath::StripLeadingChar(stdstr& rText, TCHAR chLeading) const
{
stdstr::size_type nLength =rText.length();
if(nLength == 0)
return;
if(rText[0] == chLeading)
rText =rText.substr(1);
}
//------------------------------------------------------------------------
// Task : Remove first character if \
//------------------------------------------------------------------------
void CPath::StripLeadingBackslash(stdstr& Directory) const
{
stdstr::size_type nLength =Directory.length();
// If Directory is of the form '\', don't do it
if(nLength <= 1)
return;
if(Directory[0] == DIRECTORY_DELIMITER)
Directory =Directory.substr(1);
}
//------------------------------------------------------------------------
// Task : Remove last character (if any) if it's chTrailing
//------------------------------------------------------------------------
void CPath::StripTrailingChar(stdstr& rText, TCHAR chTrailing) const
{
stdstr::size_type nLength =rText.length();
if(nLength == 0)
return;
if(rText[nLength-1] == chTrailing)
rText.resize(nLength-1);
}
//------------------------------------------------------------------------
// Task : Remove last character if \
//------------------------------------------------------------------------
void CPath::StripTrailingBackslash(stdstr& rDirectory) const
{
for (;;)
{
stdstr::size_type nLength = rDirectory.length();
if(nLength <= 1)
{
return;
}
if(rDirectory[nLength-1] == DIRECTORY_DELIMITER || rDirectory[nLength-1] == DIRECTORY_DELIMITER2)
{
rDirectory.resize(nLength-1);
continue;
}
return;
}
}
//------------------------------------------------------------------------
// Task : Add a backslash to the end of Directory if there is
// not already one there
//------------------------------------------------------------------------
void CPath::EnsureTrailingBackslash(stdstr& Directory) const
{
stdstr::size_type nLength =Directory.length();
if(Directory.empty() || (Directory[nLength-1] != DIRECTORY_DELIMITER))
Directory +=DIRECTORY_DELIMITER;
}
//------------------------------------------------------------------------
// Task : Add a backslash to the beginning of Directory if there
// is not already one there
//------------------------------------------------------------------------
void CPath::EnsureLeadingBackslash(stdstr& Directory) const
{
if(Directory.empty() || (Directory[0] != DIRECTORY_DELIMITER))
{
stdstr temp =Directory;
Directory.Format(_T("%c%s"),DIRECTORY_DELIMITER,temp.c_str());
}
}
//------------------------------------------------------------------------
// Task : Return path with swapped polarity on all backslashes
//------------------------------------------------------------------------
void CPath::GetAsInternetPath(stdstr& Directory) const
{
Directory = m_strPath;
if(!Directory.empty())
{
stdstr temp = Directory;
for (int idx = 0; idx < (int)temp.size(); idx++)
{
if (temp[idx]==_T('\\'))
temp[idx] = _T('/');
}
Directory = temp;
}
else
Directory = _T("/");
}