/*
 * $Id: FileLocalizer.java,v 1.2.6.1 2007/01/12 19:31:37 idegaweb Exp $
 *
 * Copyright (C) 2001 Idega hf. All Rights Reserved.
 *
 * This software is the proprietary information of Idega hf.
 * Use is subject to license terms.
 *
 */

package com.idega.util;

import java.io.*;
import java.util.*;
import java.io.FileWriter;
import java.io.BufferedReader;
import java.io.BufferedWriter;

/**
 *  A class to find getLocalizedString method in source file
 *  and save keys and values to file in a propiate way
 */

public class FileLocalizer {

  public static String stringToFind = "getLocalizedString(";

  public static void main(String[] args) {
    if (args.length != 2) {
      System.err.println("Wimp. I need two parameters, input file og directory and output file");
      System.err.println("Usage java FileLocalizer input output");

      return;
    }

    File in = null;
    BufferedWriter out = null;

    Properties props = new Properties();

    try {
      in = new File(args[0]);
    }
    catch (Exception e) {
      System.err.println("Auli. Error : " + e.toString());

      return;
    }

    try {
      out = new BufferedWriter(new FileWriter(args[1]));
    }
    catch (java.io.IOException e) {
      System.err.println("Auli. Error : " + e.toString());

      return;
    }

    try {
      findRecursive(in,props );
      props.list(new PrintWriter(out));
    }
    catch (Exception e) {
      System.err.println("Error reading or writing file : " + e.toString());
    }

    try {
      out.close();
    }
    catch (java.io.IOException e) {
      System.err.println("Error closing files : " + e.toString());
    }
  }

  public static void findRecursive(File fileToRead,Properties props){
    if(fileToRead.isDirectory()){
      int index = fileToRead.getName().toUpperCase().indexOf("CVS");
      File[] F = fileToRead.listFiles();
      if(index == -1){
        for (int i = 0; i < F.length ; i++) {
            findRecursive( F[i] ,props);
        }
      }
    }
    else if(fileToRead.isFile()){
      int index = fileToRead.getName().toUpperCase().indexOf(".JAVA");
      if(index != -1){
        readFile(fileToRead ,props );
      }
    }
    else{
      return;
    }
  }

  public static void readFile(File fileToRead, Properties props){
    try{
      if(fileToRead.isFile()){
        BufferedReader in = new BufferedReader(new FileReader(fileToRead ));
        String input = in.readLine();
        StringTokenizer st;
        String a,b;
        while (input  != null) {
          int index = input.indexOf(stringToFind);
          if (index > -1){
            int i1 = input.indexOf("(",index);
            int i2 = input.indexOf(")",index);
            if(i2 > -1){
              a = input.substring(i1+2,i2-1);
              b = "";
              st = new StringTokenizer(a,"\",");
              if(st.hasMoreTokens()){
                a = st.nextToken();
                if(st.hasMoreTokens()){
                  b = st.nextToken();
                }
                if(!props.containsKey(a)){
                  props.setProperty(a,b);

                  //System.err.println(a+"="+b);
                }
              }
            }
          }
          input = in.readLine();
        }// while ends
      }
	else {
		return ;
	}
    }
    catch(Exception ex){
      ex.printStackTrace();
    }
  }


}