L2J Server

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/* * 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, 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. * * http://www.gnu.org/copyleft/gpl.html */ package net.sf.l2j.gameserver.handler; import java.sql.PreparedStatement;import java.sql.ResultSet;import java.util.List;import java.util.logging.Logger; import javolution.util.FastList;import net.sf.l2j.Config;import net.sf.l2j.L2DatabaseFactory;import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance; /** * @author Forsaiken */ public class ChatFilter{    private static Logger _log = Logger.getLogger(ChatFilter.class.getName());    private static ChatFilter _instance;        public static ChatFilter getInstance()    {        if (_instance == null)            _instance = new ChatFilter();        return _instance;    }        private List<String> _filterList;        private ChatFilter()    {        loadFilterList();    }        public void loadFilterList()    {        _filterList = new FastList<String>();        java.sql.Connection con = null;        try        {            con = L2DatabaseFactory.getInstance().getConnection();            PreparedStatement statement = con.prepareStatement("SELECT word FROM sayfilter");            ResultSet rset = statement.executeQuery();            while (rset.next())            {                _filterList.add(rset.getString("word").toLowerCase());            }        }        catch (Exception e)        {            _log.warning("Error loading Sayfilter from DB!");        }        finally         {            try            {                con.close();            }            catch(Exception e) {}        }                _log.info("Loaded "+_filterList.size()+" words!");    }        public List<String> getFilterList()    {        return _filterList;    }        public void addWordToFilterList(L2PcInstance activeChar, String word)    {        String tmp = word.toLowerCase();        if (_filterList.contains(tmp))        {            activeChar.sendMessage("Word: '" +tmp+ "' allready exists in table!");            return;        }                if (!_filterList.add(tmp))        {            activeChar.sendMessage("Error adding word: "+tmp+"!");            return;        }                try        {            java.sql.Connection con = L2DatabaseFactory.getInstance().getConnection();            PreparedStatement statement = con.prepareStatement("INSERT INTO sayfilter VALUES (?)");            statement.setString(1, tmp);            statement.execute();            statement.close();            activeChar.sendMessage("Word: "+tmp+" sussecfully added!");        }        catch (Exception e)        {            activeChar.sendMessage("Error adding to DB, word: "+tmp+"!");        }    }        public void deleteWordFromFilterList(L2PcInstance activeChar, String word)    {        String tmp = word.toLowerCase();        if (!_filterList.contains(tmp))        {            activeChar.sendMessage("Word: " +tmp+ " doesen`t exists in table!");            return;        }                if (!_filterList.remove(word))        {            activeChar.sendMessage("Error deleting word: "+tmp+"!");            return;        }                try        {            java.sql.Connection con = L2DatabaseFactory.getInstance().getConnection();            PreparedStatement statement = con.prepareStatement("DELETE FROM sayfilter WHERE word = ?");            statement.setString(1, tmp);            statement.execute();            statement.close();            activeChar.sendMessage("Word: "+tmp+" sussecfully removed!");        }        catch (Exception e)        {            activeChar.sendMessage("Error deleting from DB, word: "+tmp+"!");        }    }        public final String filterText(L2PcInstance activeChar, final String text, final int type)    {        if (!Config.ENABLE_CHAT_FILTER)            return text;                for (final int chatType : Config.FILTERED_CHATS)        {            if (chatType == type)            {                int filteredWords = 0;                String lowerCase = text.toLowerCase();                StringBuilder filtered = new StringBuilder(text);                for (String word : _filterList)                {                    while (lowerCase.contains(word))                    {                        filteredWords++;                        int firstIndex = lowerCase.indexOf(word);                        filtered = filtered.replace(firstIndex, firstIndex + word.length(), "omg");                        lowerCase = filtered.toString().toLowerCase();                    }                }                                if (Config.DEBUG)                    _log.info("Filtered " + filteredWords + "Words, from Character:" + activeChar.getName() + "!");                                return filtered.toString();            }        }                return text;    }}

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/* * 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, 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. * * http://www.gnu.org/copyleft/gpl.html */package handlers.admincommandhandlers; import java.util.Collections;import java.util.Comparator;import java.util.List; import net.sf.l2j.gameserver.handler.ChatFilter;import javolution.text.TextBuilder;import javolution.util.FastList;import net.sf.l2j.gameserver.handler.IAdminCommandHandler;import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;import net.sf.l2j.gameserver.network.serverpackets.NpcHtmlMessage;  /** * Forsaiken */public final class AdminChatFilter implements IAdminCommandHandler{    private static final String[] ADMIN_COMMANDS =    {        "admin_textfilter", "admin_textfilter_add", "admin_textfilter_remove"    };        public boolean useAdminCommand(String command, L2PcInstance activeChar)    {        if (command.equalsIgnoreCase("admin_textfilter"))            showWordList(activeChar, 0, "ALL");        else if (command.startsWith("admin_textfilter "))        {            String[] params = command.split(" ");            if (params.length != 3)                return false;            showWordList(activeChar, Integer.valueOf(params[1]), params[2]);        }        else if (command.startsWith("admin_textfilter_add "))        {            String[] params = command.split(" ");            if (params.length < 2)                return false;            TextBuilder word = new TextBuilder(params[1]);            if (params.length > 2)            {                for (int i = 2; i < params.length; i++)                {                    word.append(" ").append(params[i]);                }            }            ChatFilter.getInstance().addWordToFilterList(activeChar, word.toString());            showWordList(activeChar, 0, "ALL");        }        else if (command.startsWith("admin_textfilter_delete "))        {            String[] params = command.split(" ");            if (params.length < 2)                return false;            TextBuilder word = new TextBuilder(params[1]);            if (params.length > 2)            {                for (int i = 2; i < params.length; i++)                {                    word.append(" ").append(params[i]);                }            }            ChatFilter.getInstance().deleteWordFromFilterList(activeChar, word.toString());            showWordList(activeChar, 0, "ALL");        }        return true;    }        private List<String> getWordsByFirstLetter(String letter)    {        List<String> sorted = new FastList<String>();        for (String word : ChatFilter.getInstance().getFilterList())        {            if (word.startsWith(letter))                sorted.add(word);        }        return sorted;    }        public static class WordComparator implements Comparator<String>    {        public int compare(String s1, String s2)        {            return s1.compareTo(s2);        }    }        public void showWordList(L2PcInstance activeChar, int page, String letter)    {        List<String> list = null;        if (!letter.equals("ALL"))            list = getWordsByFirstLetter(letter);        else            list = ChatFilter.getInstance().getFilterList();                Collections.sort(list, new WordComparator());                int MaxCharactersPerPage = 10;        int MaxPages = list.size() / MaxCharactersPerPage;        if (list.size() > MaxCharactersPerPage * MaxPages)            MaxPages++;        if (page > MaxPages)            page = MaxPages;        int ListStart = MaxCharactersPerPage * page;        int ListEnd = list.size();        if (ListEnd - ListStart > MaxCharactersPerPage)            ListEnd = ListStart + MaxCharactersPerPage;                TextBuilder replyMSG = new TextBuilder("<html><body><table>");        if (!letter.equals("ALL"))        {            replyMSG.append("<tr><td>Showing only: ").append(letter).append("</td></tr>");        }        replyMSG.append("<tr><td>Show only: <combobox width=90 var=letter list=\"ALL;A;B;C;D;E;F;G;H;I;J;K;L;M;N;O;P;Q;R;S;T;U;V;W;X;Y;Z\"></td></tr>");        replyMSG.append("<tr><td><a action=\"bypass -h admin_textfilter").append(page).append(" $letter\">SHOW</a></td></tr>");        replyMSG.append("<tr><td>Page: ");        for (int x = 0; x < MaxPages; x++)        {            replyMSG.append("<a action=\"bypass -h admin_textfilter").append(x).append(" ").append(letter).append("\">").append(x + 1).append("</a>");            replyMSG.append(", ");        }        replyMSG.append("</td></tr><tr><td><table width=270><tr><td width=200>word:</td><td width=70>delete:</td></tr>");        for (int i = ListStart; i < ListEnd; i++)        {            replyMSG.append("<tr><td width=200>").append(list.get(i)).append("</td><td width=70><a action=\"bypass -h admin_textfilter_delete ").append(list.get(i)).append("\">delete</a></td></tr>");        }        replyMSG.append("<tr></tr><tr><td width=200><edit var=\"word\" width=180></td><td width=70><a action=\"bypass -h admin_textfilter_add $word\">add</a></td></tr>");        replyMSG.append("</table></td></tr></table><br>");                NpcHtmlMessage adminReply = new NpcHtmlMessage(5);        adminReply.setHtml(replyMSG.toString());        activeChar.sendPacket(adminReply);    }        public String[] getAdminCommandList()    {        return ADMIN_COMMANDS;    }} 

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import handlers.admincommandhandlers.AdminChatFilter;

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public class MasterHandler{    private static Logger _log = Logger.getLogger(MasterHandler.class.getName());        private static void loadAdminHandlers()    { AdminCommandHandler.getInstance().registerAdminCommandHandler(new AdminChatFilter());... 

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Client: [Character: Driada - Account: driada - IP: 89.254.199.37] - Failed running: [C] 5b SendBypassBuildCmd - L2J Server Version: 2943 - DP Revision: 5990java.lang.NullPointerException        at java.lang.System.arraycopy(Native Method)        at javolution.text.TextBuilder$2.run(TextBuilder.java:1004)        at javax.realtime.MemoryArea.executeInArea(MemoryArea.java:27)        at javolution.text.TextBuilder.increaseCapacity(TextBuilder.java:998)        at javolution.text.TextBuilder.append(TextBuilder.java:349)        at javolution.text.TextBuilder.append(TextBuilder.java:327)        at javolution.text.TextBuilder.<init>(TextBuilder.java:89)        at handlers.admincommandhandlers.AdminChatFilter.showWordList(Unknown Source)        at handlers.admincommandhandlers.AdminChatFilter.useAdminCommand(Unknown Source)        at net.sf.l2j.gameserver.network.clientpackets.SendBypassBuildCmd.runImpl(SendBypassBuildCmd.java:78)        at net.sf.l2j.gameserver.network.clientpackets.L2GameClientPacket.run(L2GameClientPacket.java:76)        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)        at java.lang.Thread.run(Unknown Source) 

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            replyMSG.append("<tr><td width=200>").append(list.get(i)).append("</td><td width=70><a action=\"bypass -h admin_textfilter_delete ").append(list.get(i)).append("\">delete</a></td></tr>");