content: /*
      This file is part of the HeavenMS MapleStory Server
      Copyleft (L) 2016 - 2019 RonanLana
  
      This program is free software: you can redistribute it and/or modify
      it under the terms of the GNU Affero General Public License as
      published by the Free Software Foundation version 3 as published by
      the Free Software Foundation. You may not use, modify or distribute
      this program under any other version of the GNU Affero General Public
      License.
  
      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 Affero General Public License for more details.
  
      You should have received a copy of the GNU Affero General Public License
      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
  package maplemapinforetriever;
  
  import java.io.BufferedReader;
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.IOException;
  import java.io.InputStreamReader;
  import java.io.PrintWriter;
  import java.util.ArrayList;
  import java.util.Iterator;
  import java.util.List;
  import org.apache.commons.io.FileUtils;
  
  /**
   *
   * @author RonanLana
   * 
   * The main objective of this tool is to locate all mapids that doesn't have
   * the "info" node in their WZ node tree.
   */
  public class MapleMapInfoRetriever {
      static String mapWzPath = "../../wz/Map.wz/Map";
      static String newFile = "lib/MapReport.txt";
      
      static List<Integer> missingInfo = new ArrayList<>();
  
      static PrintWriter printWriter = null;
      static InputStreamReader fileReader = null;
      static BufferedReader bufferedReader = null;
      static byte status = 0;
      static boolean hasInfo;
  
      private static String getName(String token) {
          int i, j;
          char[] dest;
          String d;
  
          i = token.lastIndexOf("name");
          i = token.indexOf("\"", i) + 1; //lower bound of the string
          j = token.indexOf("\"", i);     //upper bound
  
          dest = new char[50];
          token.getChars(i, j, dest, 0);
  
          d = new String(dest);
          return(d.trim());
      }
  
      private static void forwardCursor(int st) {
          String line = null;
  
          try {
              while(status >= st && (line = bufferedReader.readLine()) != null) {
                  simpleToken(line);
              }
          }
          catch(Exception e) {
              e.printStackTrace();
          }
      }
  
      private static void simpleToken(String token) {
          if(token.contains("/imgdir")) {
              status -= 1;
          }
          else if(token.contains("imgdir")) {
              status += 1;
          }
      }
  
      private static boolean translateToken(String token) {
          String d;
          int temp;
  
          if(token.contains("/imgdir")) {
              status -= 1;
          }
          else if(token.contains("imgdir")) {
              if(status == 1) {
                  d = getName(token);
                  if(d.contains("info")) {
                      hasInfo = true;
                      return true;
                  }
                  
                  temp = status;
                  forwardCursor(temp);
              }
  
              status += 1;
          }
          
          return false;
      }
  
      private static void searchMapDirectory(int mapArea) {
          try {
              Iterator iter = FileUtils.iterateFiles(new File(mapWzPath + "/Map" + mapArea), new String[]{"xml"}, true);
              System.out.println("Parsing map area " + mapArea);
              
              while(iter.hasNext()) {
                  File file = (File) iter.next();
                  searchMapFile(file);
              }
          } catch(IllegalArgumentException e) {}
      }
          
      private static void searchMapFile(File file) {
          // This will reference one line at a time
          String line = null;
  
          try {
              fileReader = new InputStreamReader(new FileInputStream(file), "UTF-8");
              bufferedReader = new BufferedReader(fileReader);
  
              hasInfo = false;
              status = 0;
              
              while((line = bufferedReader.readLine()) != null) {
                  if(translateToken(line)) {
                      break;
                  }
              }
              
              if(!hasInfo) missingInfo.add(Integer.valueOf(file.getName().split(".img.xml")[0]));
  
              bufferedReader.close();
              fileReader.close();
          }
  
          catch(IOException ex) {
              System.out.println("Error reading file '" + file.getName() + "'");
          }
          catch(Exception e) {
              e.printStackTrace();
          }
      }
  
      private static void writeReport() {
          try {
              printWriter = new PrintWriter(newFile, "UTF-8");
  
              if(!missingInfo.isEmpty()) {
                  for(Integer i : missingInfo) {
                      printWriter.println(i);
                  }
              } else {
                  printWriter.println("All map files contains 'info' node.");
              }
  
              printWriter.close();
          } catch(IOException e) {
              e.printStackTrace();
          }
      }
      
      public static void main(String[] args) {
          for(int i = 0; i < 10; i++) {
              searchMapDirectory(i);
          }
          writeReport();
      }
  
  }
  