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ayyhimselfayyhimself
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version final final(1)(1)(1)(1) final finally final done complete 100 percent
1 parent fd5403c commit 1cb7604

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9 files changed

+269
-129
lines changed

9 files changed

+269
-129
lines changed

‎src/main/java/net/discordjug/javabot/data/config/GuildConfig.java‎

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@@ -18,6 +18,7 @@
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import java.lang.reflect.Field;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.List;
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import java.util.Optional;
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/**
@@ -37,6 +38,7 @@ public class GuildConfig {
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private StarboardConfig starboardConfig;
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private MessageCacheConfig messageCacheConfig;
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private ServerLockConfig serverLockConfig;
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private List<String> blacklistedMessageExtensions;
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/**
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* Constructor that initializes all Config classes.
@@ -54,6 +56,7 @@ public GuildConfig(Guild guild, Path file) {
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this.starboardConfig = new StarboardConfig();
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this.messageCacheConfig = new MessageCacheConfig();
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this.serverLockConfig = new ServerLockConfig();
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this.blacklistedMessageExtensions = List.of("jar", "exe", "zip");
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this.setGuild(guild);
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}
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‎src/main/java/net/discordjug/javabot/listener/HugListener.java‎

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This file was deleted.

‎src/main/java/net/discordjug/javabot/listener/filter/BlacklistedMessageAttachmentFilter.java‎

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package net.discordjug.javabot.listener.filter;
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import lombok.RequiredArgsConstructor;
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import net.discordjug.javabot.data.config.BotConfig;
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import net.discordjug.javabot.data.config.GuildConfig;
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import net.dv8tion.jda.api.EmbedBuilder;
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import net.dv8tion.jda.api.entities.Message;
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import net.dv8tion.jda.api.entities.MessageEmbed;
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import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
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import org.springframework.stereotype.Component;
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import java.util.List;
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@Component
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@RequiredArgsConstructor
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public class BlacklistedMessageAttachmentFilter implements MessageFilter {
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private final BotConfig botConfig;
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@Override
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public MessageModificationStatus processMessage(MessageContent content) {
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MessageReceivedEvent event = content.event();
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List<Message.Attachment> attachments = content.attachments();
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List<MessageEmbed> embeds = content.embeds();
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GuildConfig guildConfig = botConfig.get(event.getGuild());
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List<String> blacklistedMessageExtensions = guildConfig.getBlacklistedMessageExtensions();
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boolean removed = attachments.removeIf(attachment -> blacklistedMessageExtensions.contains(attachment.getFileExtension()));
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if (removed) {
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MessageEmbed attachmentRemovedInfo = new EmbedBuilder()
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.setDescription("Disallowed attachments have been removed from this message.")
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.build();
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embeds.add(attachmentRemovedInfo);
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return MessageModificationStatus.MODIFIED;
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} else {
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return MessageModificationStatus.NOT_MODIFIED;
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}
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}
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}

‎src/main/java/net/discordjug/javabot/listener/filter/HugFilter.java‎

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package net.discordjug.javabot.listener.filter;
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import lombok.RequiredArgsConstructor;
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import org.springframework.stereotype.Component;
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import java.util.Objects;
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import java.util.regex.Pattern;
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@Component
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@RequiredArgsConstructor
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public class HugFilter implements MessageFilter {
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private static final Pattern FUCKER = Pattern.compile(
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"(fuck)(ing|er|ed|k+)?",
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Pattern.CASE_INSENSITIVE
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);
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@Override
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public MessageModificationStatus processMessage(MessageContent content) {
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if (!content.event().getMessage().getMentions().getUsers().isEmpty()) {
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return MessageModificationStatus.NOT_MODIFIED;
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}
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String before = content.builder().toString();
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String processed = replaceFucks(content.builder().toString());
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if (!before.equals(processed)) {
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content.builder().setLength(0);
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content.builder().append(processed);
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return MessageModificationStatus.MODIFIED;
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} else {
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return MessageModificationStatus.NOT_MODIFIED;
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}
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}
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private static String processHug(String originalText) {
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// FucK -> HuG, FuCk -> Hug
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return String.valueOf(copyCase(originalText, 0, 'h')) + copyCase(originalText, 1, 'u') +
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copyCase(originalText, 3, 'g');
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}
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private static String replaceFucks(String str) {
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return FUCKER.matcher(str).replaceAll(matchResult -> {
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String theFuck = matchResult.group(1);
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String suffix = Objects.requireNonNullElse(matchResult.group(2), "");
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String processedSuffix = switch (suffix.toLowerCase()) {
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case "er", "ed", "ing" -> copyCase(suffix, 0, 'g') + suffix; // fucking, fucker, fucked
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case "" -> ""; // just fuck
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default -> copyCase(suffix, "g".repeat(suffix.length())); // fuckkkkk...
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};
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return processHug(theFuck) + processedSuffix;
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});
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}
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private static String copyCase(String source, String toChange) {
54+
if (source.length() != toChange.length()) {
55+
throw new IllegalArgumentException("lengths differ");
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}
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StringBuilder sb = new StringBuilder();
58+
for (int i = 0; i < source.length(); i++) {
59+
sb.append(copyCase(source, i, toChange.charAt(i)));
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}
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return sb.toString();
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}
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private static char copyCase(String original, int index, char newChar) {
65+
if (Character.isUpperCase(original.charAt(index))) {
66+
return Character.toUpperCase(newChar);
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} else {
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return newChar;
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}
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}
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}

‎src/main/java/net/discordjug/javabot/listener/filter/MessageContent.java‎

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package net.discordjug.javabot.listener.filter;
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import net.dv8tion.jda.api.entities.Message;
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import net.dv8tion.jda.api.entities.MessageEmbed;
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import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
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import java.util.List;
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public record MessageContent(MessageReceivedEvent event,
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StringBuilder builder,
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List<Message.Attachment> attachments,
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List<MessageEmbed> embeds) {
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}

‎src/main/java/net/discordjug/javabot/listener/filter/MessageFilter.java‎

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package net.discordjug.javabot.listener.filter;
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public interface MessageFilter {
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MessageModificationStatus processMessage(MessageContent content);
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}

‎src/main/java/net/discordjug/javabot/listener/filter/MessageFilterHandler.java‎

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package net.discordjug.javabot.listener.filter;
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import lombok.RequiredArgsConstructor;
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import net.discordjug.javabot.data.config.BotConfig;
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import net.discordjug.javabot.systems.moderation.AutoMod;
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import net.discordjug.javabot.util.ExceptionLogger;
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import net.discordjug.javabot.util.WebhookUtil;
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import net.dv8tion.jda.api.entities.Message;
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import net.dv8tion.jda.api.entities.MessageEmbed;
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import net.dv8tion.jda.api.entities.channel.ChannelType;
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import net.dv8tion.jda.api.entities.channel.attribute.IWebhookContainer;
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import net.dv8tion.jda.api.entities.channel.middleman.StandardGuildChannel;
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import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
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import net.dv8tion.jda.api.hooks.ListenerAdapter;
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import org.jetbrains.annotations.NotNull;
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import java.util.ArrayList;
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import java.util.List;
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20+
@RequiredArgsConstructor
21+
public class MessageFilterHandler extends ListenerAdapter {
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23+
private final List<MessageFilter> filters;
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private final AutoMod autoMod;
25+
private final BotConfig botConfig;
26+
27+
@Override
28+
public void onMessageReceived(@NotNull MessageReceivedEvent event) {
29+
if (!shouldRunFilters(event)) {
30+
return;
31+
}
32+
Message message = event.getMessage();
33+
StringBuilder builder = new StringBuilder(message.getContentRaw());
34+
List<Message.Attachment> attachments = new ArrayList<>(message.getAttachments());
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List<MessageEmbed> embeds = new ArrayList<>();
36+
37+
boolean handled = false;
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39+
MessageContent content = new MessageContent(event, builder, attachments, embeds);
40+
41+
for (MessageFilter filter : filters) {
42+
MessageModificationStatus status = filter.processMessage(content);
43+
switch (status) {
44+
case MODIFIED -> handled = true;
45+
case STOP_PROCESSING -> {
46+
return;
47+
}
48+
}
49+
}
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51+
if (handled) {
52+
IWebhookContainer webhookContainer = null;
53+
long threadId = 0;
54+
if (event.isFromType(ChannelType.TEXT)) {
55+
webhookContainer = event.getChannel().asTextChannel();
56+
}
57+
if (event.isFromThread()) {
58+
StandardGuildChannel parentChannel = event.getChannel()
59+
.asThreadChannel()
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.getParentChannel()
61+
.asStandardGuildChannel();
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threadId = event.getChannel().getIdLong();
63+
webhookContainer = (IWebhookContainer) parentChannel;
64+
}
65+
if (webhookContainer == null) {
66+
return;
67+
}
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replaceMessage(event, webhookContainer, threadId, content);
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}
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}
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72+
private boolean shouldRunFilters(@NotNull MessageReceivedEvent event) {
73+
if (event.isWebhookMessage()) {
74+
return false;
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}
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if (!event.isFromGuild()) {
77+
return false;
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}
79+
if (event.getAuthor().isBot() || event.getAuthor().isSystem()) {
80+
return false;
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}
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if (autoMod.hasSuspiciousLink(event.getMessage()) ||
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autoMod.hasAdvertisingLink(event.getMessage())) {
84+
return false;
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}
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if (event.getChannel().getIdLong() == botConfig.get(event.getGuild())
87+
.getModerationConfig()
88+
.getSuggestionChannelId()) {
89+
return false;
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}
91+
return true;
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}
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private void replaceMessage(@NotNull MessageReceivedEvent event, IWebhookContainer webhookContainer,
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long threadId, MessageContent content) {
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WebhookUtil.ensureWebhookExists(
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webhookContainer,
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wh -> WebhookUtil.replaceMemberMessage(
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wh,
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event.getMessage(),
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content.builder().toString(),
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threadId,
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content.attachments(),
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content.embeds()
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),
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e -> ExceptionLogger.capture(
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e,
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this.getClass().getSimpleName()
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)
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);
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}
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}

‎src/main/java/net/discordjug/javabot/listener/filter/MessageModificationStatus.java‎

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package net.discordjug.javabot.listener.filter;
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public enum MessageModificationStatus {
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MODIFIED,
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NOT_MODIFIED,
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STOP_PROCESSING
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}

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