/*
     This file is part of libextractor.
     (C) 2002, 2003, 2004 Vidyut Samanta and Christian Grothoff

     libextractor is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published
     by the Free Software Foundation; either version 2, or (at your
     option) any later version.

     libextractor 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 libextractor; see the file COPYING.  If not, write to the
     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
 */

#include "platform.h"
#include "extractor.h"
#include "convert.h"


/* "extract" the 'filename' as a keyword */
struct EXTRACTOR_Keywords *
libextractor_filename_extract(const char * filename,
			      char * date,
			      size_t size,
			      struct EXTRACTOR_Keywords * prev) {
  EXTRACTOR_KeywordList * keyword;
  const char * filenameRoot = filename;
  int res;

  /* get filename */
  if (filename != NULL) {
    for (res=strlen(filename)-1;res>=0;res--)
      if (filename[res] == DIR_SEPARATOR) {
        filenameRoot = &filename[res+1];
        break;
      }
    keyword = malloc(sizeof(EXTRACTOR_KeywordList));
    keyword->next = prev;
    keyword->keyword = convertToUtf8(filenameRoot,
  				   strlen(filenameRoot),
  				   nl_langinfo(CODESET));
    keyword->keywordType = EXTRACTOR_FILENAME;
    prev = keyword;
  }
  
  /* get file size */
  if (size > 0) {
    keyword = malloc(sizeof(EXTRACTOR_KeywordList));
    keyword->next = prev;
    keyword->keyword = malloc(14);
    keyword->keywordType = EXTRACTOR_FILE_SIZE;
    
    if (size >= 1000000000)
      snprintf(keyword->keyword, 13, "%.2f %s", size / 1000000000.0, _("gigabytes"));
    else if (size >= 1000000)
      snprintf(keyword->keyword, 13, "%.2f %s", size / 1000000.0, _("megabytes"));
    else if (size >= 1000)
      snprintf(keyword->keyword, 13, "%.2f %s", size / 1000.0, _("kilobytes"));
    else
      snprintf(keyword->keyword, 13, "%.2u %s", size, _("bytes"));
    
    prev = keyword;
  }
  
  return prev;
}