StringAlias.cpp

/*
 *  Copyright (C) 2010  Regents of the University of Michigan
 *
 *   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/>.
 */

#include "StringAlias.h"
#include "InputFile.h"

void StringAlias::SetAlias(String & string, String & alias)
   {
   int index = lookup.Integer(string);

   if (index < 0)
      {
      aliases.Push(alias);
      lookup.SetInteger(string, aliases.Length() - 1);
      }
   else
      aliases[index] = alias;
   }

const String & StringAlias::GetAlias(const String & string) const
   {
   int index = lookup.Integer(string);

   if (index < 0)
      return string;
   else
      return aliases[index];
   }

bool StringAlias::ReadFromFile(const char * filename)
   {
   IFILE input = ifopen(filename, "rt");

   if (input == NULL)
      return false;

   ReadFromFile(input);

   ifclose(input);

   return true;
   }

bool StringAlias::ReadFromFile(IFILE & input)
   {
   StringArray lines, tokens;
   lines.Read(input);

   for (int j = 0; j < lines.Length(); j++)
      {
      tokens.ReplaceTokens(lines[j]);

      if (tokens.Length() != 2) continue;

      SetAlias(tokens[0], tokens[1]);
      }

   return true;
   }