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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,111 @@ | ||
| /* | ||
| * Copyright (C) 2015 cnaude | ||
| * | ||
| * 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
| package com.cnaude.purpleirc; | ||
|
|
||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import org.bukkit.entity.Player; | ||
| import org.pircbotx.User; | ||
|
|
||
| /** | ||
| * | ||
| * @author cnaude | ||
| */ | ||
| public class FloodChecker { | ||
|
|
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| private final PurpleIRC plugin; | ||
| private final PurpleBot ircBot; | ||
| private final String TIME_FORMAT = "%2.2f"; | ||
| private final Map<String, MyUser> myUsers; | ||
|
|
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| private class MyUser { | ||
|
|
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| Long lastCommand = System.currentTimeMillis(); | ||
| Long coolDownTimer = 0L; | ||
| int commandCount = 0; | ||
|
|
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| public MyUser() { | ||
| } | ||
|
|
||
| } | ||
|
|
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| public FloodChecker(final PurpleBot ircBot, final PurpleIRC plugin) { | ||
| this.ircBot = ircBot; | ||
| this.plugin = plugin; | ||
| this.myUsers = new HashMap<>(); | ||
| } | ||
|
|
||
| public boolean isSpam(Object object) { | ||
| if (ircBot.floodControlEnabled) { | ||
| String key; | ||
| String name; | ||
| if (object instanceof User) { | ||
| key = ((User) object).getHostmask(); | ||
| name = ((User) object).getNick(); | ||
| } else if (object instanceof Player) { | ||
| key = ((Player) object).getUniqueId().toString(); | ||
| name = ((Player) object).getName(); | ||
| } else { | ||
| return false; | ||
| } | ||
|
|
||
| if (myUsers.containsKey(key)) { | ||
| MyUser myUser = myUsers.get(key); | ||
| Long timeNow = System.currentTimeMillis(); | ||
| Long timeDiff = timeNow - myUser.lastCommand; | ||
| Long coolDiff = timeNow - myUser.coolDownTimer; | ||
| myUser.commandCount = Math.max(myUser.commandCount | ||
| - (Math.round(timeDiff / ircBot.floodControlTimeInterval * ircBot.floodControlMaxMessages)), 0) + 1; | ||
| myUser.lastCommand = timeNow; | ||
|
|
||
| if (coolDiff < ircBot.floodControlCooldown) { | ||
| plugin.logDebug("Cooldown: " + name + "(" + coolDiff + " < " + ircBot.floodControlCooldown + ")"); | ||
| return true; | ||
| } | ||
|
|
||
| if (myUser.commandCount > ircBot.floodControlMaxMessages) { | ||
| myUser.coolDownTimer = timeNow; | ||
| plugin.logDebug("Spam ignored from: " + name + "(" + key + ")"); | ||
| return true; | ||
| } | ||
|
|
||
| } else { | ||
| myUsers.put(key, new MyUser()); | ||
| } | ||
| } | ||
|
|
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| return false; | ||
| } | ||
|
|
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| public String getCoolDown(User user) { | ||
| return getCoolDown(user.getHostmask()); | ||
| } | ||
|
|
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| public String getCoolDown(Player player) { | ||
| return getCoolDown(player.getUniqueId().toString()); | ||
| } | ||
|
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| private String getCoolDown(String key) { | ||
| Long timeNow = System.currentTimeMillis(); | ||
| if (myUsers.containsKey(key)) { | ||
| return String.format(TIME_FORMAT, | ||
| ((ircBot.floodControlCooldown - (timeNow - myUsers.get(key).coolDownTimer)) / 1000f)); | ||
| } | ||
| return "0"; | ||
| } | ||
|
|
||
| } |
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