2686b2b02d
This makes it easier to add checks in handlers, which should improve security over time. I think this approach is more readable and testable than calling Client#disconnect straight up, while it also decentralizes the handling.
58 lines
2.1 KiB
Java
58 lines
2.1 KiB
Java
/*
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This file is part of the OdinMS Maple Story Server
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Copyright (C) 2008 Patrick Huy <patrick.huy@frz.cc>
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Matthias Butz <matze@odinms.de>
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Jan Christian Meyer <vimes@odinms.de>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation version 3 as published by
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the Free Software Foundation. You may not use, modify or distribute
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this program under any other version of the GNU Affero General Public
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License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package net.server.channel.handlers;
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import client.Character;
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import client.Client;
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import client.SkillMacro;
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import client.autoban.AutobanFactory;
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import net.AbstractPacketHandler;
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import net.netty.GameViolationException;
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import net.packet.InPacket;
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public final class SkillMacroHandler extends AbstractPacketHandler {
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@Override
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public final void handlePacket(InPacket p, Client c) {
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Character chr = c.getPlayer();
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int num = p.readByte();
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if (num > 5) {
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return;
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}
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for (int i = 0; i < num; i++) {
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String name = p.readString();
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if (name.length() > 12) {
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AutobanFactory.PACKET_EDIT.alert(chr, "Invalid name length " + name + " (" + name.length() + ") for skill macro.");
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throw GameViolationException.textLength(name);
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}
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int shout = p.readByte();
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int skill1 = p.readInt();
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int skill2 = p.readInt();
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int skill3 = p.readInt();
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SkillMacro macro = new SkillMacro(skill1, skill2, skill3, name, shout, i);
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chr.updateMacros(i, macro);
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}
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}
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}
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