/*

 * lftp - file transfer program

 *

 * Copyright (c) 1996-2017 by Alexander V. Lukyanov (lav@yars.free.net)

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

#ifndef GLOB_H

#define GLOB_H

#include "FileAccess.h"

class Glob : public FileAccessOperation

{

protected:

   xstring_c pattern;

   FileSet list;

   bool	 dirs_only;

   bool	 files_only;

   bool	 match_period;

   bool	 inhibit_tilde;

   bool	 casefold;

   void	 add(const FileInfo *info);

   void	 add_force(const FileInfo *info);

public:

   const char *GetPattern() { return pattern; }

   FileSet *GetResult() { return &list; }

   Glob(FileAccess *s,const char *p);

   ~Glob();

   void DirectoriesOnly() { dirs_only=true; }

   void FilesOnly() { files_only=true; }

   void NoMatchPeriod() { match_period=false; }

   void NoInhibitTilde() { inhibit_tilde=false; }

   void CaseFold() { casefold=true; }

   void MatchPeriod(bool y) { match_period=y; }

   void InhibitTilde(bool y) { inhibit_tilde=y; }

   void CaseFold(bool y) { casefold=y; }

   static bool HasWildcards(const char *);

   static void UnquoteWildcards(char *);

};

class NoGlob : public Glob

{

public:

   NoGlob(const char *p);

   const char *Status() { return ""; }

   int Do();

};

class GlobURL

{

   const FileAccessRef& orig_session;

   FileAccessRef my_session;

   FileAccessRefC session;

   xstring_c url_prefix;

   bool nullglob;

public:

   SMTaskRef<Glob> glob;

   enum type_select

   {

      ALL,

      FILES_ONLY,

      DIRS_ONLY

   };

   GlobURL(const FileAccessRef& s,const char *p,type_select t=ALL);

   ~GlobURL();

   FileSet *GetResult();

   bool Done()  { return glob->Done(); }

   bool Error() { return glob->Error(); }

   const char *ErrorText() { return glob->ErrorText(); }

   const char *Status() { return glob->Status(); }

   void NewGlob(const char *p);

   const char *GetPattern() { return glob->GetPattern(); }

   void NoMatchPeriod()	   { if(glob) glob->NoMatchPeriod(); }

   void NoInhibitTilde()   { if(glob) glob->NoInhibitTilde(); }

   void CaseFold()	   { if(glob) glob->CaseFold(); }

   void NullGlob(bool y=true) { nullglob=y; }

private:

   type_select type;

};

class GenericGlob : public Glob

{

   const char *curr_dir;

   FileSet *dir_list;

   SMTaskRef<Glob> updir_glob;

   SMTaskRef<ListInfo> li;

public:

   int	 Do();

   const char *Status();

   GenericGlob(FileAccess *session,const char *n_pattern);

};

#endif