128 lines
3.2 KiB
Java
128 lines
3.2 KiB
Java
/*
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* This program is free software: you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.l2jserver.gameserver.datatables;
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import java.sql.Connection;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.regex.PatternSyntaxException;
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import com.l2jserver.Config;
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import com.l2jserver.L2DatabaseFactory;
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public class PetNameTable
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{
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private static Logger _log = Logger.getLogger(PetNameTable.class.getName());
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private PetNameTable()
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{
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}
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public static PetNameTable getInstance()
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{
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return SingletonHolder._instance;
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}
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public boolean doesPetNameExist(String name, int petNpcId)
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{
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boolean result = true;
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Connection con = null;
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try
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{
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con = L2DatabaseFactory.getInstance().getConnection();
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PreparedStatement statement = con.prepareStatement("SELECT name FROM pets p, items i WHERE p.item_obj_id = i.object_id AND name=? AND i.item_id IN (?)");
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statement.setString(1, name);
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String cond = "";
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for (int it : PetDataTable.getPetItemsByNpc(petNpcId))
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{
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if (!cond.isEmpty())
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{
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cond += ", ";
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}
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cond += it;
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}
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statement.setString(2, cond);
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ResultSet rset = statement.executeQuery();
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result = rset.next();
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rset.close();
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statement.close();
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}
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catch (SQLException e)
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{
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_log.log(Level.WARNING, "Could not check existing petname:" + e.getMessage(), e);
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}
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finally
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{
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L2DatabaseFactory.close(con);
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}
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return result;
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}
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public boolean isValidPetName(String name)
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{
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boolean result = true;
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if (!isAlphaNumeric(name))
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{
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return result;
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}
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Pattern pattern;
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try
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{
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pattern = Pattern.compile(Config.PET_NAME_TEMPLATE);
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}
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catch (PatternSyntaxException e) // case of illegal pattern
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{
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_log.warning("ERROR : Pet name pattern of config is wrong!");
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pattern = Pattern.compile(".*");
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}
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Matcher regexp = pattern.matcher(name);
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if (!regexp.matches())
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{
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result = false;
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}
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return result;
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}
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private boolean isAlphaNumeric(String text)
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{
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boolean result = true;
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char[] chars = text.toCharArray();
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for (int i = 0; i < chars.length; i++)
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{
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if (!Character.isLetterOrDigit(chars[i]))
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{
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result = false;
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break;
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}
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}
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return result;
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}
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@SuppressWarnings("synthetic-access")
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private static class SingletonHolder
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{
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protected static final PetNameTable _instance = new PetNameTable();
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}
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}
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