made anti chat spam work
thank you maniaplay for making me find out about magic algorithm
This commit is contained in:
parent
bf7fd7df93
commit
402ddef938
4 changed files with 51 additions and 291 deletions
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@ -21,6 +21,8 @@ repositories {
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}
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dependencies {
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implementation 'org.apache.commons:commons-text:1.10.0' // Use the version that best suits your project
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// To change the versions see the gradle.properties file
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minecraft "com.mojang:minecraft:${project.minecraft_version}"
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mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
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@ -43,8 +43,9 @@ public class Configuration {
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}
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public static class AntiSpam {
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public int matchingMessagesToBeSpam = 50;
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public int matchingMessagesToBeSpam = 20;
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public int messageTimeInTicks = 100;
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public int blockedPatternDurationInTicks = 72000;
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public int blockedPatternDurationInTicks = 0; //TODO: remove
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public int minimumLevenshteinDistanceToBeSpam = 20;
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}
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}
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@ -51,10 +51,11 @@ public class ChatHudMixin {
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listener.chatMessageReceived(message);
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}
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for (AntiChatSpamModule.BlockedPattern pattern : AntiChatSpamModule.instance.patterns) {
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if(pattern.pattern().matcher(message.getString()).matches()) ci.cancel();
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}
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new AntiChatSpamModule.ChatMessage(message.getString());
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// for (AntiChatSpamModule.BlockedPattern pattern : AntiChatSpamModule.instance.patterns) {
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// if(pattern.pattern().matcher(message.getString()).matches()) ci.cancel();
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// }
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AntiChatSpamModule.ChatMessage cmessage = new AntiChatSpamModule.ChatMessage(message.getString());
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if(cmessage.hidden) ci.cancel();
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}
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}
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@ -1,34 +1,22 @@
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package land.chipmunk.chipmunkmod.testclient.modules.utility;
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import land.chipmunk.chipmunkmod.ChipmunkMod;
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import land.chipmunk.chipmunkmod.Configuration;
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import land.chipmunk.chipmunkmod.testclient.gui.components.Module;
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import land.chipmunk.chipmunkmod.util.Chat;
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import land.chipmunk.chipmunkmod.util.Debug;
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import land.chipmunk.chipmunkmod.util.Executor;
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import lombok.Getter;
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import lombok.Setter;
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import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
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import net.minecraft.client.MinecraftClient;
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import org.apache.commons.text.similarity.LevenshteinDistance;
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import java.util.ArrayList;
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import java.util.Comparator;
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import java.util.concurrent.Future;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.regex.Pattern;
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public class AntiChatSpamModule extends Module {
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public static AntiChatSpamModule instance = new AntiChatSpamModule();
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public ArrayList<ChatMessage> messages = new ArrayList<>();
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public ArrayList<BlockedPattern> patterns = new ArrayList<>();
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private int threadCheckStateTimer = 0;
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private static final String debugCallerPrefix = "AntiChatSpam.";
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private static final String debugTickedCaller = debugCallerPrefix + "tick";
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private static final String debugThreadCaller = debugCallerPrefix + "thread";
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private static final String debugRegexProcessCaller = debugCallerPrefix + "regex_process";
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private static final String debugRegexOutputCaller = debugCallerPrefix + "regex_output";
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private static final String debugComparableStringCaller = debugCallerPrefix + "comparable_string";
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private static final String debugLevenshteinDistanceCaller = debugCallerPrefix + "levenshtein_distance";
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private static final String debugLevenshteinDistanceCallerSpamless = debugCallerPrefix + "levenshtein_distance_spamless";
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public AntiChatSpamModule() {
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super("Anti chat spam");
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ClientTickEvents.END_CLIENT_TICK.register(client -> {
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@ -36,285 +24,53 @@ public class AntiChatSpamModule extends Module {
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Debug.debug("Ticked message: " + messages.get(i).content, debugTickedCaller);
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messages.get(i).tick();
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}
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for (int i = 0; i < patterns.size(); i++) {
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Debug.debug("Ticked pattern: "+patterns.get(i).pattern().toString(), debugTickedCaller);
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patterns.get(i).tick();
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}
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if(threadCheckStateTimer >= 10) {
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Debug.debug("Thread done: "+thread.isDone(), debugThreadCaller);
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threadCheckStateTimer = -1;
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}
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threadCheckStateTimer++;
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});
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// ig make theredaadd thingy here because else it says it's null and stuff or idk
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thread = Executor.submit(() -> {
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boolean interrupted = false;
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String caller = debugThreadCaller;
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while(!interrupted) {
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Debug.debug("woke up", caller);
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while(threadQueue.size()>0) {
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threadQueue.get(0).run();
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threadQueue.remove(0);
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Debug.debug("ran a thing in the queue now "+threadQueue.size()+" left", caller);
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}
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Debug.debug("going zzz", caller);
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try {
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Thread.sleep(50);
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} catch (InterruptedException e) {
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interrupted = true;
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Debug.debug("Thread interrupted by exception!", caller);
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} catch (Exception e) {
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Debug.debug("Got an exception or idk printing trace", caller);
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e.printStackTrace();
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interrupted = true;
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}
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}
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Debug.debug("out of while loop or idk bye ig!!!", caller);
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});
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} // 72000 ticks for expiry
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// and ig remember messages for 100 ticks
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public static class ComparableString{
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@Getter @Setter private String value;
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public int index = 0;
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public ComparableString(String value) {
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Debug.debug("Created comparable string with value: "+value, debugComparableStringCaller);
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this.value = value;
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}
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public String getChar() {
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if (index < 0 || value.length() < index) throw new RuntimeException("Index is out of bounds! (INDEX:"+index+", LENGTH:"+value.length()+")");
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String toReturn = switch (value.charAt(index)) {
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case '.' -> "\\.";
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case '[' -> "\\[";
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case ']' -> "\\]";
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case '(' -> "\\(";
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case ')' -> "\\)";
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case '*' -> "\\*";
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case '?' -> "\\?";
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default -> String.valueOf(value.charAt(index));
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};
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Debug.debug("Got character: "+toReturn, debugComparableStringCaller);
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return toReturn;
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}
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public void repeat(RepeatableRunnable runnable) {
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while(index<value.length()) {
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Debug.debug("Repeated some with index "+index, debugComparableStringCaller);
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if(runnable.run(index)) {
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Debug.debug("Brokne the repeat stuffthingy index "+index, debugComparableStringCaller);
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break;
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}
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index++;
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}
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Debug.debug("while loop ended (index: "+index+" length: "+value.length()+")", debugComparableStringCaller);
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}
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}
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public static Pattern getPattern(ComparableString firstString, ComparableString secondString) {
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Debug.debug("Started getting pattern", debugRegexProcessCaller);
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Debug.debug("First string: "+firstString.value(), debugRegexProcessCaller);
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Debug.debug("Second string: "+secondString.value(), debugRegexProcessCaller);
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ArrayList<CharacterInPattern> characters = new ArrayList<>();
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firstString.index = 0;
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firstString.repeat(i -> {
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Debug.debug("[A] Char index "+i+": "+firstString.getChar(), debugRegexProcessCaller);
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secondString.index = 0;
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secondString.repeat(j -> {
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Debug.debug(" [B] Char index "+j+": "+secondString.getChar(), debugRegexProcessCaller);
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if(firstString.getChar().equals(secondString.getChar())) {
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Debug.debug("OMGOMG THEY MATCH adding to characters array", debugRegexProcessCaller);
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characters.add(new CharacterInPattern(firstString.getChar(), i, j));
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return true;
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}
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return false;
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});
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return false;
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});
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Debug.debug("--- SORTING CHARS ---", debugRegexProcessCaller);
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// sort based on index sum
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Comparator<CharacterInPattern> comparator = new Comparator<CharacterInPattern>() {
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@Override
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public int compare(CharacterInPattern character1, CharacterInPattern character2) {
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return Integer.compare(character1.indexesSum(), character2.indexesSum());
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}
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};
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characters.sort(comparator);
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for (CharacterInPattern character : characters) {
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Debug.debug(character.indexesSum() + " - " + character.character(), debugRegexProcessCaller);
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}
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Debug.debug("--- CONFIRMING & PLACING CHARACTERS ---", debugRegexProcessCaller);
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ArrayList<CharacterInPattern> confirmedCharacters = new ArrayList<>();
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for (int k = 0, charactersSize = characters.size(); k < charactersSize; k++) {
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CharacterInPattern character = characters.get(k);
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Debug.debug("Finding if B has been placed", debugRegexProcessCaller);
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//find if index B has been placed somewhere
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AtomicBoolean isIndexBTaken = new AtomicBoolean(false);
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confirmedCharacters.forEach(character1 -> {
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if (character.indexB() == character1.indexB()) isIndexBTaken.set(true);
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});
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// if B has already been placed somewhere, resume analysis
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if (isIndexBTaken.get()) {
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Debug.debug("It has! resuping analysis", debugRegexProcessCaller);
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firstString.index = character.indexA();
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secondString.index = character.indexB()+1;
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Debug.debug("[A] Char index " + firstString.index + ": " + firstString.getChar(), debugRegexProcessCaller);
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secondString.repeat(j -> {
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Debug.debug(" [B] Char index " + j + ": " + secondString.getChar(), debugRegexProcessCaller);
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if (firstString.getChar().equals(secondString.getChar())) {
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Debug.debug("OMGOMG THEY MATCH adding to characters array", debugRegexProcessCaller);
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// characters.add(new CharacterInPattern(firstString.getChar(), firstString.index, j));
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for (int i = 0, sortedCharactersSize = characters.size(); i < sortedCharactersSize; i++) {
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CharacterInPattern sortedCharacter = characters.get(i);
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if (sortedCharacter.indexesSum() < j) {
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characters.add(i, new CharacterInPattern(firstString.getChar(), firstString.index, j));
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Debug.debug("Added to sorted chars at index " + i, debugRegexProcessCaller);
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break;
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}
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}
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return true;
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}
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return false;
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});
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}
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// check if you can place it somewhere in the output
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// this means that one index must never be greater than another character's if the other is not.
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// if it's the first character, add it no matter what. No need to check lol
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if (character.indexesSum() == 0) {
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Debug.debug("First char so putting it at start of output", debugRegexProcessCaller);
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confirmedCharacters.add(character);
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continue;
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}
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// if output is empty and it's not the first character, add a .*? and then the character
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if (confirmedCharacters.isEmpty()) {
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Debug.debug("Not first char but output empty so putting .*? then char at start", debugRegexProcessCaller);
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confirmedCharacters.add(new CharacterInPattern(".*?", 0, 0));
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confirmedCharacters.add(character);
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continue;
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}
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Debug.debug("Not at the start so checking where tf it is", debugRegexProcessCaller);
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// end of special cases now just check if u can place it somewhere
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AtomicInteger index = new AtomicInteger();
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boolean rightAfter = false;
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for (int i = 0; i < confirmedCharacters.size(); i++) {
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CharacterInPattern character1 = confirmedCharacters.get(i);
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Debug.debug("Checking character " + character1.character(), debugRegexProcessCaller);
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// right after the character
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if (character.indexA() == character1.indexA() + 1 && character.indexB() == character1.indexB() + 1) {
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Debug.debug("It's right after the char so placing it there", debugRegexProcessCaller);
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i++;
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if (i >= confirmedCharacters.size()) confirmedCharacters.add(character);
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else confirmedCharacters.add(i, character);
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rightAfter = true;
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break;
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}
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}
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for (int i = 0; i < confirmedCharacters.size() && !rightAfter; i++) {
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CharacterInPattern character1 = confirmedCharacters.get(i);
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Debug.debug("Checking character " + character1.character(), debugRegexProcessCaller);
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//somewhere else after che character
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if (character1.indexA() < character.indexA() && character1.indexB() < character.indexB()) {
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Debug.debug("It's somewhere after the char so putting it there with .*? in front", debugRegexProcessCaller);
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if (index.get() >= confirmedCharacters.size()) {
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i++;
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confirmedCharacters.add(new CharacterInPattern(".*?", character1.indexA() + 1, character.indexB() + 1));
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i++;
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confirmedCharacters.add(character);
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} else {
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i++;
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confirmedCharacters.add(i, new CharacterInPattern(".*?", character1.indexA() + 1, character.indexB() + 1));
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i++;
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confirmedCharacters.add(i, character);
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}
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}
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index.getAndIncrement();
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}
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}
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StringBuilder regex = new StringBuilder();
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for (int i = 0, confirmedCharactersSize = confirmedCharacters.size(); i < confirmedCharactersSize; i++) {
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CharacterInPattern c = confirmedCharacters.get(i);
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regex.append(c.character);
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}
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Debug.debug("Returning regex "+regex, debugRegexProcessCaller);
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Debug.debug("Returning regex '"+regex+"' for strings:", debugRegexOutputCaller);
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Debug.debug(" - "+firstString, debugRegexOutputCaller);
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Debug.debug(" - "+secondString, debugRegexOutputCaller);
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return Pattern.compile(regex.toString());
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}
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public static class CharacterInPattern {
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@Getter private final String character;
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@Getter private final int indexA;
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@Getter private final int indexB; // setter so I can change it while resuming analysis later on
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@Getter private final int indexesSum;
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public CharacterInPattern(String character, int indexA, int indexB) {
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this.character = character;
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this.indexA = indexA;
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this.indexB = indexB;
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indexesSum = indexA + indexB;
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}
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}
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public interface RepeatableRunnable{
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/**
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* @param i the current index
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* @return if the loop should break
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*/
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boolean run(int i); // to repeat for the length of the string ig
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}
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public static class ChatMessage {
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@Getter private final String content;
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@Getter
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private final String content;
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public boolean hidden = false;
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public int timer = ChipmunkMod.CONFIG.antiSpam.messageTimeInTicks;
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public ChatMessage(String content) {
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this.content = content;
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threadQueue.add(() -> {
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ArrayList<ChatMessage> chatMessages = instance.messages;
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int similarMessages = 0;
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LevenshteinDistance ld = new LevenshteinDistance(); // thanks maniaplay fo r teaching me about levenshtein distance
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for (int i = 0; i < chatMessages.size(); i++) {
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ChatMessage message = chatMessages.get(i);
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Pattern pattern = getPattern(new ComparableString(this.content()), new ComparableString(message.content()));
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int matching = 0;
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for (ChatMessage message1 : instance.messages) {
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if (pattern.matcher(message1.content()).matches()) matching++;
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int distance = ld.apply(this.content(), message.content());
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Debug.debug("Distance: " + distance, debugLevenshteinDistanceCaller);
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if (distance <= ChipmunkMod.CONFIG.antiSpam.minimumLevenshteinDistanceToBeSpam) similarMessages++;
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// Pattern pattern = getPattern(new ComparableString(this.content()), new ComparableString(message.content()));
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// int matching = 0;
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// ArrayList<ChatMessage> chatMessageArrayList = instance.messages;
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// for (int j = 0; j < chatMessageArrayList.size(); j++) {
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// ChatMessage message1 = chatMessageArrayList.get(j);
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// if (pattern.matcher(message1.content()).matches()) matching++;
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// }
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// if (matching >= ChipmunkMod.CONFIG.antiSpam.matchingMessagesToBeSpam) {
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// instance.patterns.add(new BlockedPattern(pattern));
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// }
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}
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if (matching >= ChipmunkMod.CONFIG.antiSpam.matchingMessagesToBeSpam) {
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instance.patterns.add(new BlockedPattern(pattern));
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}
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}
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});
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Debug.debug("Similar messages: " + similarMessages, debugLevenshteinDistanceCaller);
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Debug.debug("Similar messages: " + similarMessages, debugLevenshteinDistanceCallerSpamless);
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if (similarMessages >= ChipmunkMod.CONFIG.antiSpam.matchingMessagesToBeSpam) hidden = true;
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Debug.debug("Hidden: " + hidden, debugLevenshteinDistanceCaller);
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Debug.debug("Hidden: " + hidden, debugLevenshteinDistanceCallerSpamless);
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instance.messages.add(this);
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}
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public void tick() {timer--; if(timer <= 0) instance.messages.remove(this);}
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// threadQueue.add(() -> {
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// // code above used to be here but i cant decide if i should show it or not depending on the thread cuz i cant make it wait
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// });
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}
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public static class BlockedPattern {
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@Getter private final Pattern pattern;
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public int timer = ChipmunkMod.CONFIG.antiSpam.blockedPatternDurationInTicks;
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public BlockedPattern(Pattern pattern) {
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this.pattern = pattern;
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instance.patterns.add(this);
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Chat.send("[AntiSpam] Blocked pattern "+pattern.toString());
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public void tick() {
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timer--;
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if (timer <= 0) instance.messages.remove(this);
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}
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public void tick() {timer--; if(timer <= 0) instance.patterns.remove(this);}
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}
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public static ArrayList<Runnable> threadQueue = new ArrayList<>();
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public static Future<?> thread;
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public static void debug(String message) {
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Debug.debug(message, "AntiChatSpam");
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}
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} // holy shit 200 lines and i havent ran this once this is not going to go well
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// it did not go well
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