C++ FindFile::Next方法代码示例

bool WildFileExist(const wchar *Name)
{
  if (IsWildcard(Name))
  {
    FindFile Find;
    Find.SetMask(Name);
    FindData fd;
    return Find.Next(&fd);
  }
  return FileExist(Name);
}

bool WildFileExist(const char *FileName,const wchar *FileNameW)
{
  if (IsWildcard(FileName,FileNameW))
  {
    FindFile Find;
    Find.SetMask(FileName);
    Find.SetMaskW(FileNameW);
    struct FindData fd;
    return(Find.Next(&fd));
  }
  return(FileExist(FileName,FileNameW));
}

bool WildFileExist(const char *Name,const wchar *NameW)
{
  if (IsWildcard(Name,NameW))
  {
    FindFile Find;
    Find.SetMask(Name);
    Find.SetMaskW(NameW);
    FindData fd;
    return(Find.Next(&fd));
  }
  return(FileExist(Name,NameW));
}

// Get the name of first volume. Return the leftmost digit of volume number.
wchar* VolNameToFirstName(const wchar *VolName,wchar *FirstName,size_t MaxSize,bool NewNumbering)
{
  if (FirstName!=VolName)
    wcsncpyz(FirstName,VolName,MaxSize);
  wchar *VolNumStart=FirstName;
  if (NewNumbering)
  {
    wchar N='1';

    // From the rightmost digit of volume number to the left.
    for (wchar *ChPtr=GetVolNumPart(FirstName);ChPtr>FirstName;ChPtr--)
      if (IsDigit(*ChPtr))
      {
        *ChPtr=N; // Set the rightmost digit to '1' and others to '0'.
        N='0';
      }
      else
        if (N=='0')
        {
          VolNumStart=ChPtr+1; // Store the position of leftmost digit in volume number.
          break;
        }
  }
  else
  {
    // Old volume numbering scheme. Just set the extension to ".rar".
    SetExt(FirstName,L"rar",MaxSize);
    VolNumStart=GetExt(FirstName);
  }
  if (!FileExist(FirstName))
  {
    // If the first volume, which name we just generated, is not exist,
    // check if volume with same name and any other extension is available.
    // It can help in case of *.exe or *.sfx first volume.
    wchar Mask[NM];
    wcsncpyz(Mask,FirstName,ASIZE(Mask));
    SetExt(Mask,L"*",ASIZE(Mask));
    FindFile Find;
    Find.SetMask(Mask);
    FindData FD;
    while (Find.Next(&FD))
    {
      Archive Arc;
      if (Arc.Open(FD.Name,0) && Arc.IsArchive(true) && Arc.FirstVolume)
      {
        wcsncpyz(FirstName,FD.Name,MaxSize);
        break;
      }
    }
  }
  return VolNumStart;
}

bool DlgCompareDir::FetchDir(String dir, VectorMap<String, FileInfo>& files, VectorMap<String, String>& dirs)
{
	FindFile ff;
	if(!ff.Search(AppendFileName(dir, "*")))
		return false;
	do
		if(ff.IsFile() && PatternMatchMulti(fm, ff.GetName()))
			files.Add(NormalizePathCase(ff.GetName()), FileInfo(ff.GetName(), ff.GetLength(), ff.GetLastWriteTime()));
		else if(ff.IsFolder())
			dirs.Add(NormalizePathCase(ff.GetName()), ff.GetName());
	while(ff.Next());
	return true;
}

int MyDocEdit::RunCommand(String user_input)
{
	FindFile ff;
	Insert(GetCursor(), "\n");
	cursor++;
	if(!ff.Search(AppendFileName(dir, "*")))
		return false;
	do {
		Insert(GetCursor(), ff.GetName()+"\n");
		
		SetCursor(GetCursor()+ff.GetName().GetLength()+1);
	}
	while(ff.Next());
	return 0;
}

// For masks like dir1\dir2*\*.ext in non-recursive mode.
bool ScanTree::ExpandFolderMask()
{
  bool WildcardFound=false;
  uint SlashPos=0;
  for (int I=0;CurMask[I]!=0;I++)
  {
    if (CurMask[I]=='?' || CurMask[I]=='*')
      WildcardFound=true;
    if (WildcardFound && IsPathDiv(CurMask[I]))
    {
      // First path separator position after folder wildcard mask.
      // In case of dir1\dir2*\dir3\name.ext mask it may point not to file
      // name, so we cannot use PointToName() here.
      SlashPos=I; 
      break;
    }
  }

  wchar Mask[NM];
  wcsncpyz(Mask,CurMask,ASIZE(Mask));
  Mask[SlashPos]=0;

  // Prepare the list of all folders matching the wildcard mask.
  ExpandedFolderList.Reset();
  FindFile Find;
  Find.SetMask(Mask);
  FindData FD;
  while (Find.Next(&FD))
    if (FD.IsDir)
    {
      wcsncatz(FD.Name,CurMask+SlashPos,ASIZE(FD.Name));

      // Treat dir*\* or dir*\*.* as dir, so empty 'dir' is also matched
      // by such mask. Skipping empty dir with dir*\*.* confused some users.
      wchar *LastMask=PointToName(FD.Name);
      if (wcscmp(LastMask,L"*")==0 || wcscmp(LastMask,L"*.*")==0)
        RemoveNameFromPath(FD.Name);

      ExpandedFolderList.AddString(FD.Name);
    }
  if (ExpandedFolderList.ItemsCount()==0)
    return false;
  // Return the first matching folder name now.
  ExpandedFolderList.GetString(CurMask,ASIZE(CurMask));
  return true;
}

char* VolNameToFirstName(const char *VolName,char *FirstName,bool NewNumbering)
{
  if (FirstName!=VolName)
    strcpy(FirstName,VolName);
  char *VolNumStart=FirstName;
  if (NewNumbering)
  {
    int N='1';
    for (char *ChPtr=GetVolNumPart(FirstName);ChPtr>FirstName;ChPtr--)
      if (isdigit(*ChPtr))
      {
        *ChPtr=N;
        N='0';
      }
      else
        if (N=='0')
        {
          VolNumStart=ChPtr+1;
          break;
        }
  }
  else
  {
    SetExt(FirstName,"rar");
    VolNumStart=GetExt(FirstName);
  }
  if (!FileExist(FirstName))
  {
    char Mask[NM];
    strcpy(Mask,FirstName);
    SetExt(Mask,"*");
    FindFile Find;
    Find.SetMask(Mask);
    struct FindData FD;
    while (Find.Next(&FD))
    {
      Archive Arc;
      if (Arc.Open(FD.Name,FD.NameW) && Arc.IsArchive(true) && !Arc.NotFirstVolume)
      {
        strcpy(FirstName,FD.Name);
        break;
      }
    }
  }
  return(VolNumStart);
}

void RecVolumesTest(RAROptions *Cmd,Archive *Arc,const wchar *Name)
{
  wchar RevName[NM];
  *RevName=0;
  if (Arc!=NULL)
  {
    // We received .rar or .exe volume as a parameter, trying to find
    // the matching .rev file number 1.
    bool NewNumbering=Arc->NewNumbering;

    wchar ArcName[NM];
    wcsncpyz(ArcName,Name,ASIZE(ArcName));

    wchar *VolNumStart=VolNameToFirstName(ArcName,ArcName,ASIZE(ArcName),NewNumbering);
    wchar RecVolMask[NM];
    wcsncpyz(RecVolMask,ArcName,ASIZE(RecVolMask));
    size_t BaseNamePartLength=VolNumStart-ArcName;
    wcsncpyz(RecVolMask+BaseNamePartLength,L"*.rev",ASIZE(RecVolMask)-BaseNamePartLength);

    FindFile Find;
    Find.SetMask(RecVolMask);
    FindData RecData;

    while (Find.Next(&RecData))
    {
      wchar *Num=GetVolNumPart(RecData.Name);
      if (*Num!='1') // Name must have "0...01" numeric part.
        continue;
      bool FirstVol=true;
      while (--Num>=RecData.Name && IsDigit(*Num))
        if (*Num!='0')
        {
          FirstVol=false;
          break;
        }
      if (FirstVol)
      {
        wcsncpyz(RevName,RecData.Name,ASIZE(RevName));
        Name=RevName;
        break;
      }
    }
    if (*RevName==0) // First .rev file not found.
      return;
  }
  
  File RevFile;
  if (!RevFile.Open(Name))
  {
    ErrHandler.OpenErrorMsg(Name); // It also sets RARX_OPEN.
    return;
  }
#ifndef GUI
  mprintf(L"\n");
#endif
  byte Sign[REV5_SIGN_SIZE];
  bool Rev5=RevFile.Read(Sign,REV5_SIGN_SIZE)==REV5_SIGN_SIZE && memcmp(Sign,REV5_SIGN,REV5_SIGN_SIZE)==0;
  RevFile.Close();
  if (Rev5)
  {
    RecVolumes5 RecVol(true);
    RecVol.Test(Cmd,Name);
  }
  else
  {
    RecVolumes3 RecVol(true);
    RecVol.Test(Cmd,Name);
  }
}

bool RecVolumes5::Restore(RAROptions *Cmd,const wchar *Name,bool Silent)
{
  wchar ArcName[NM];
  wcscpy(ArcName,Name);

  wchar *Num=GetVolNumPart(ArcName);
  while (Num>ArcName && IsDigit(*(Num-1)))
    Num--;
  wcsncpyz(Num,L"*.*",ASIZE(ArcName)-(Num-ArcName));
  
  wchar FirstVolName[NM];
  *FirstVolName=0;

  int64 RecFileSize=0;

  FindFile VolFind;
  VolFind.SetMask(ArcName);
  FindData fd;
  uint FoundRecVolumes=0;
  while (VolFind.Next(&fd))
  {
    Wait();

    Archive *Vol=new Archive(Cmd);
    int ItemPos=-1;
    if (Vol->WOpen(fd.Name))
    {
      if (CmpExt(fd.Name,L"rev"))
      {
        uint RecNum=ReadHeader(Vol,FoundRecVolumes==0);
        if (RecNum!=0)
        {
          if (FoundRecVolumes==0)
            RecFileSize=Vol->FileLength();

          ItemPos=RecNum;
          FoundRecVolumes++;
        }
      }
      else
        if (Vol->IsArchive(true) && (Vol->SFXSize>0 || CmpExt(fd.Name,L"rar")))
        {
          if (!Vol->Volume && !Vol->BrokenHeader)
          {
            uiMsg(UIERROR_NOTVOLUME,ArcName);
            return false;
          }
          // We work with archive as with raw data file, so we do not want
          // to spend time to QOpen I/O redirection.
          Vol->QOpenUnload();
      
          Vol->Seek(0,SEEK_SET);

          // RAR volume found. Get its number, store the handle in appropriate
          // array slot, clean slots in between if we had to grow the array.
          wchar *Num=GetVolNumPart(fd.Name);
          uint VolNum=0;
          for (uint K=1;Num>=fd.Name && IsDigit(*Num);K*=10,Num--)
            VolNum+=(*Num-'0')*K;
          if (VolNum==0 || VolNum>MaxVolumes)
            continue;
          size_t CurSize=RecItems.Size();
          if (VolNum>CurSize)
          {
            RecItems.Alloc(VolNum);
            for (size_t I=CurSize;I<VolNum;I++)
              RecItems[I].f=NULL;
          }
          ItemPos=VolNum-1;

          if (*FirstVolName==0)
            VolNameToFirstName(fd.Name,FirstVolName,ASIZE(FirstVolName),true);
        }
    }
    if (ItemPos==-1)
      delete Vol; // Skip found file, it is not RAR or REV volume.
    else
      if ((uint)ItemPos<RecItems.Size()) // Check if found more REV than needed.
      {
        // Store found RAR or REV volume.
        RecVolItem *Item=RecItems+ItemPos;
        Item->f=Vol;
        Item->New=false;
        wcsncpyz(Item->Name,fd.Name,ASIZE(Item->Name));
      }
  }

  if (!Silent || FoundRecVolumes!=0)
    uiMsg(UIMSG_RECVOLFOUND,FoundRecVolumes);
  if (FoundRecVolumes==0)
    return false;

  uiMsg(UIMSG_RECVOLCALCCHECKSUM);

  MissingVolumes=0;
  for (uint I=0;I<TotalCount;I++)
  {
    RecVolItem *Item=&RecItems[I];
    if (Item->f!=NULL)
    {
//.........这里部分代码省略.........

bool RecVolumes::Restore(RAROptions *Cmd,const char *Name,const wchar *NameW,bool Silent)
{
  char ArcName[NM];
  wchar ArcNameW[NM];
  strcpy(ArcName,Name);
  wcscpy(ArcNameW,NameW);
  char *Ext=GetExt(ArcName);
  bool NewStyle=false;
  bool RevName=Ext!=NULL && stricomp(Ext,".rev")==0;
  if (RevName)
  {
    for (int DigitGroup=0;Ext>ArcName && DigitGroup<3;Ext--)
      if (!IsDigit(*Ext))
        if (IsDigit(*(Ext-1)) && (*Ext=='_' || DigitGroup<2))
          DigitGroup++;
        else
          if (DigitGroup<2)
          {
            NewStyle=true;
            break;
          }
    while (IsDigit(*Ext) && Ext>ArcName+1)
      Ext--;
    strcpy(Ext,"*.*");

    if (*ArcNameW!=0)
    {
      wchar *ExtW=GetExt(ArcNameW);
      for (int DigitGroup=0;ExtW>ArcNameW && DigitGroup<3;ExtW--)
        if (!IsDigit(*ExtW))
          if (IsDigit(*(ExtW-1)) && (*ExtW=='_' || DigitGroup<2))
            DigitGroup++;
          else
            if (DigitGroup<2)
            {
              NewStyle=true;
              break;
            }
      while (IsDigit(*ExtW) && ExtW>ArcNameW+1)
        ExtW--;
      wcscpy(ExtW,L"*.*");
    }

    FindFile Find;
    Find.SetMask(ArcName);
    Find.SetMaskW(ArcNameW);
    FindData fd;
    while (Find.Next(&fd))
    {
      Archive Arc(Cmd);
      if (Arc.WOpen(fd.Name,fd.NameW) && Arc.IsArchive(true))
      {
        strcpy(ArcName,fd.Name);
        wcscpy(ArcNameW,fd.NameW);
        break;
      }
    }
  }

  Archive Arc(Cmd);
  if (!Arc.WCheckOpen(ArcName,ArcNameW))
    return(false);
  if (!Arc.Volume)
  {
#ifndef SILENT
    Log(ArcName,St(MNotVolume),ArcName);
#endif
    return(false);
  }
  bool NewNumbering=(Arc.NewMhd.Flags & MHD_NEWNUMBERING)!=0;
  Arc.Close();

  char *VolNumStart=VolNameToFirstName(ArcName,ArcName,NewNumbering);
  char RecVolMask[NM];
  strcpy(RecVolMask,ArcName);
  size_t BaseNamePartLength=VolNumStart-ArcName;
  strcpy(RecVolMask+BaseNamePartLength,"*.rev");

  wchar RecVolMaskW[NM];
  size_t BaseNamePartLengthW=0;
  *RecVolMaskW=0;
  if (*ArcNameW!=0)
  {
    wchar *VolNumStartW=VolNameToFirstName(ArcNameW,ArcNameW,NewNumbering);
    wcscpy(RecVolMaskW,ArcNameW);
    BaseNamePartLengthW=VolNumStartW-ArcNameW;
    wcscpy(RecVolMaskW+BaseNamePartLengthW,L"*.rev");
  }


#ifndef SILENT
  int64 RecFileSize=0;
#endif

  // We cannot display "Calculating CRC..." message here, because we do not
  // know if we'll find any recovery volumes. We'll display it after finding
  // the first recovery volume.
  bool CalcCRCMessageDone=false;

  FindFile Find;
//.........这里部分代码省略.........

Array<FileSystemInfo::FileInfo> FileSystemInfo::Find(String mask, int max_count, bool unmounted) const
{
	Array<FileInfo> fi;
	if(IsNull(mask))
	{ // root
#ifdef PLATFORM_WINCE
		FileInfo& f = fi.Add();
		f.filename = "\\";
		f.root_style = ROOT_FIXED;
#elif defined(PLATFORM_WIN32)
		char drive[4] = "?:\\";
		for(int c = 'A'; c <= 'Z'; c++) {
			*drive = c;
			int n = GetDriveType(drive);
			if(n == DRIVE_NO_ROOT_DIR)
				continue;
			FileInfo& f = fi.Add();
			f.filename = drive;
			char name[256], system[256];
			DWORD d;
			if(c != 'A' && c != 'B' && n != DRIVE_REMOTE && n != DRIVE_UNKNOWN) {
				bool b = GetVolumeInformation(drive, name, 256, &d, &d, &d, system, 256);
				if(b) {
					if(*name) f.root_desc << " " << FromSystemCharset(name);
				}
				else if(n == DRIVE_REMOVABLE || n == DRIVE_CDROM) {
					if(unmounted) {
						f.root_desc = t_("Empty drive");
					} else {
						fi.Drop();
						continue;
					}
				}
			}
			switch(n)
			{
			default:
			case DRIVE_UNKNOWN:     f.root_style = ROOT_UNKNOWN; break;
			case DRIVE_NO_ROOT_DIR: f.root_style = ROOT_NO_ROOT_DIR; break;
			case DRIVE_REMOVABLE:   f.root_style = ROOT_REMOVABLE; break;
			case DRIVE_FIXED:       f.root_style = ROOT_FIXED; break;
			case DRIVE_REMOTE:      f.root_style = ROOT_REMOTE; break;
			case DRIVE_CDROM:       f.root_style = ROOT_CDROM; break;
			case DRIVE_RAMDISK:     f.root_style = ROOT_RAMDISK; break;
			}
		}
		
#elif defined(PLATFORM_POSIX)
		FileInfo& f = fi.Add();
		f.filename = "/";
		f.root_style = ROOT_FIXED;
#endif
	}
	else
	{
		FindFile ff;
		if(ff.Search(mask))
			do
			{
				FileInfo& f = fi.Add();
				f.filename = ff.GetName();
#ifndef PLATFORM_POSIX
				f.is_archive = ff.IsArchive();
				f.is_compressed = ff.IsCompressed();
				f.is_hidden = ff.IsHidden();
				f.is_system = ff.IsSystem();
				f.is_temporary = ff.IsTemporary();
#endif
				f.is_read_only = ff.IsReadOnly();
				f.length = ff.GetLength();
#ifdef PLATFORM_POSIX
				f.creation_time = ff.GetLastChangeTime();
				f.unix_mode = ff.GetMode();
#endif
				f.last_access_time = ff.GetLastAccessTime();
				f.last_write_time = ff.GetLastWriteTime();
#ifdef PLATFORM_WIN32
				f.creation_time = ff.GetCreationTime();
				f.unix_mode = 0;
#endif
				f.read_only = ff.IsReadOnly();
				f.is_directory = ff.IsDirectory();
				f.is_folder = ff.IsFolder();
				f.is_file = ff.IsFile();
#ifdef PLATFORM_POSIX
				f.is_symlink = ff.IsSymLink();
#endif
			}
			while(ff.Next() && fi.GetCount() < max_count);
	}
	return fi;
}

bool RecVolumes::Restore(RAROptions *Cmd,const char *Name,
                         const wchar *NameW,bool Silent)
{
  char ArcName[NM];
  wchar ArcNameW[NM];
  strcpy(ArcName,Name);
  strcpyw(ArcNameW,NameW);
  char *Ext=GetExt(ArcName);
  bool NewStyle=false;
  bool RevName=Ext!=NULL && stricomp(Ext,".rev")==0;
  if (RevName)
  {
    for (int DigitGroup=0;Ext>ArcName && DigitGroup<3;Ext--)
      if (!isdigit(*Ext))
      {
        if (isdigit(*(Ext-1)) && (*Ext=='_' || DigitGroup<2))
          DigitGroup++;
        else if (DigitGroup<2)
        {
          NewStyle=true;
          break;
        }
      }
    while (isdigit(*Ext) && Ext>ArcName+1)
      Ext--;
    strcpy(Ext,"*.*");
    FindFile Find;
    Find.SetMask(ArcName);
    struct FindData FD;
    while (Find.Next(&FD))
    {
      Archive Arc(Cmd);
      if (Arc.WOpen(FD.Name,FD.NameW) && Arc.IsArchive(true))
      {
        strcpy(ArcName,FD.Name);
        *ArcNameW=0;
        break;
      }
    }
  }

  Archive Arc(Cmd);
  if (!Arc.WCheckOpen(ArcName,ArcNameW))
    return(false);
  if (!Arc.Volume)
  {
#ifndef SILENT
    Log(ArcName,St(MNotVolume),ArcName);
#endif
    return(false);
  }
  bool NewNumbering=(Arc.NewMhd.Flags & MHD_NEWNUMBERING);
  Arc.Close();
  char *VolNumStart=VolNameToFirstName(ArcName,ArcName,NewNumbering);
  char RecVolMask[NM];
  strcpy(RecVolMask,ArcName);
  int BaseNamePartLength=VolNumStart-ArcName;
  strcpy(RecVolMask+BaseNamePartLength,"*.rev");

#ifndef SILENT
  Int64 RecFileSize=0;
#endif
  FindFile Find;
  Find.SetMask(RecVolMask);
  struct FindData RecData;
  int FileNumber=0,RecVolNumber=0,FoundRecVolumes=0,MissingVolumes=0;
  char PrevName[NM];
  while (Find.Next(&RecData))
  {
    char *Name=RecData.Name;
    int P[3];
    if (!RevName && !NewStyle)
    {
      NewStyle=true;
      char *Dot=GetExt(Name);
      if (Dot!=NULL)
      {
        int LineCount=0;
        Dot--;
        while (Dot>Name && *Dot!='.')
        {
          if (*Dot=='_')
            LineCount++;
          Dot--;
        }
        if (LineCount==2)
          NewStyle=false;
      }
    }
    if (NewStyle)
    {
      File CurFile;
      CurFile.TOpen(Name);
      CurFile.Seek(0,SEEK_END);
      Int64 Length=CurFile.Tell();
      CurFile.Seek(Length-7,SEEK_SET);
      for (int I=0;I<3;I++)
        P[2-I]=CurFile.GetByte()+1;
      uint FileCRC=0;
      for (int I=0;I<4;I++)
//.........这里部分代码省略.........