/*============================================================================
|   Copyright (C) 2001-2002  Jonathan Harm
|
|
|   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 2
|   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, write to the Free Software
|
|   Foundation, Inc.,
|   59 Temple Place - Suite 330
|   Boston, MA  02111-1307, USA.
|
|
|
|  This program is under the GPL see http://www.gnu.org for more info
|
|
|                   http://change.to/opensource
|                   110983@lycos.com
|
\============================================================================*/
// html2html ver1.1 by Jonathan Harm (110983@lycos.com)
// http://change.to/opensource


#include <stdio.h>
#include <stdlib.h>



int main(int argc, char *argv[])
{

  int ch;
  FILE *input, *output;


   //if user did not enter to arguments
   //then show them what to do.
   if( argc != 3 )
   {

      printf("\n\nusage:\n$%s [input file name] [output file name]\n\n", argv[0]);
      exit(1);
   }




   else if( argc == 3 )
   {


      if ( ( input = fopen( argv[1], "r")) == NULL)
      {
        fprintf(stderr, "error opening file");
      }


      if ( ( output = fopen( argv[2], "a+")) == NULL)
      {
	fprintf(stderr, "error opening file");
      }



      while ( (ch = fgetc(input)) != EOF)
      {

       if (ch == '<' )              //check for opening of tag
        {
         fprintf(output, "&lt;");    //print the less than sign to output file
        }

       else
        if (ch == '>' )      	 //check for closing of tag
        {
         fprintf(output, "&gt;");    //print the greater than sign to output file
        }
	
       else
        if (ch == 32)  //32 is space character
	 {
	  fprintf(output, "&nbsp;");
	 }


       else
        if( ch == '\t' )
	 {
	   //literal tab char is &#09; but most browsers ignore it, so use 8 spaces instead
	   fprintf(output, "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;");
	 }


       else
        if (ch == '\n' || ch == '\r')
        {
         fprintf(output, "<br>\n");     //if the end of the line has been reached, print the line break
        }

        else
        {
         fprintf(output, "%c", ch);  //if it isn't < or > then dont change it
        }


      } //end of while loop



    }


return 0;

}