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 mapleskillbookstackupdate;
  
  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.sql.Connection;
  
  /**
   *
   * @author RonanLana
   * 
   * This application parses skillbook XMLs, filling up stack amount of those
   * items to 100 (eliminating limitations on held skillbooks, now using
   * default stack quantity expected from USE items).
   * 
   * Estimated parse time: 10 seconds
   */
  public class MapleSkillbookStackUpdate {
      
      static String wzPath = "../../wz";
      static String outputWzPath = "lib";
      
  
      static Connection con = null;
      static PrintWriter printWriter = null;
      static InputStreamReader fileReader = null;
      static BufferedReader bufferedReader = null;
      
      static int initialLength = 200;
      static int initialStringLength = 50;
      static boolean displayExtraInfo = true;     // display items with zero quantity over the quest act WZ
      
      static int status = 0;
      
      private static boolean isSkillMasteryBook(int itemid) {
          return itemid >= 2280000 && itemid < 2300000;
      }
      
      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
  
          if(j < i) return "0";           //node value containing 'name' in it's scope, cheap fix since we don't deal with strings anyway
          
          dest = new char[initialStringLength];
          token.getChars(i, j, dest, 0);
  
          d = new String(dest);
          return(d.trim());
      }
      
      private static String getValue(String token) {
          int i, j;
          char[] dest;
          String d;
  
          i = token.lastIndexOf("value");
          i = token.indexOf("\"", i) + 1; //lower bound of the string
          j = token.indexOf("\"", i);     //upper bound
  
          dest = new char[initialStringLength];
          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;
          }
          printWriter.println(token);
      }
      
      private static void translateItemToken(String token) {
          if(token.contains("/imgdir")) {
              status -= 1;
          }
          else if(token.contains("imgdir")) {
              status += 1;
              
              if(status == 2) {      //itemid
                  int itemid = Integer.valueOf(getName(token));
                  
                  if (!isSkillMasteryBook(itemid)) {
                      printWriter.println(token);
                      forwardCursor(status);
                      return;
                  }
              }
          } else {
              if(status == 3) {
                  if (getName(token).contentEquals("slotMax")) {
                      printWriter.println("      <int name=\"slotMax\" value=\"100\"/>");
                      return;
                  }
              }
          }
          
          printWriter.println(token);
      }
      
      private static void parseItemFile(File file, String outputName) {
          // This will reference one line at a time
          String line = null;
          
          try {
              printWriter = new PrintWriter(outputName);
              fileReader = new InputStreamReader(new FileInputStream(file), "UTF-8");
              bufferedReader = new BufferedReader(fileReader);
  
              while((line = bufferedReader.readLine()) != null) {
                  translateItemToken(line);
              }
              
              bufferedReader.close();
              fileReader.close();
              printWriter.close();
          }
          catch(IOException ex) {
              System.out.println("Error reading file '" + file.getName() + "'");
          }
          
          catch(Exception e) {
              e.printStackTrace();
          }
      }
      
      private static void parseItemDirectory(String wzPath, String outputPath) {
          File wzDir = new File(wzPath);
          
          for (File f : wzDir.listFiles()) {
              parseItemFile(f, outputPath + f.getName());
          }
          
      }
      
      public static void main(String[] args) {
          System.out.println("Reading item files...");
          parseItemDirectory(wzPath + "/Item.wz/Consume/", outputWzPath + "/");
          System.out.println("Done!");
      }
      
  }
  