/
IRCEventHandler.java
683 lines (607 loc) · 33.1 KB
/
IRCEventHandler.java
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package com.github.twitch4j.chat.events;
import com.github.philippheuer.events4j.core.EventManager;
import com.github.twitch4j.chat.TwitchChat;
import com.github.twitch4j.chat.enums.AnnouncementColor;
import com.github.twitch4j.chat.enums.NoticeTag;
import com.github.twitch4j.chat.events.channel.*;
import com.github.twitch4j.chat.events.roomstate.*;
import com.github.twitch4j.common.annotation.Unofficial;
import com.github.twitch4j.common.enums.SubscriptionPlan;
import com.github.twitch4j.common.events.domain.EventChannel;
import com.github.twitch4j.common.events.domain.EventUser;
import com.github.twitch4j.common.events.user.PrivateMessageEvent;
import lombok.Getter;
import lombok.NonNull;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import java.time.Month;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Optional;
import static com.github.twitch4j.common.util.TwitchUtils.ANONYMOUS_CHEERER;
import static com.github.twitch4j.common.util.TwitchUtils.ANONYMOUS_GIFTER;
/**
* IRC Event Handler
*
* Listens for any irc triggered events and created the corresponding events for the EventDispatcher.
*/
@Getter
@Slf4j
public class IRCEventHandler {
/**
* Twitch Client
*/
private final TwitchChat twitchChat;
/**
* Event Manager
*/
private final EventManager eventManager;
/**
* Constructor
*
* @param twitchChat The Twitch Chat instance
*/
public IRCEventHandler(TwitchChat twitchChat) {
this.twitchChat = twitchChat;
this.eventManager = twitchChat.getEventManager();
// register event handlers
eventManager.onEvent("twitch4j-chat-message-trigger", IRCMessageEvent.class, this::onChannelMessage);
eventManager.onEvent("twitch4j-chat-whisper-trigger", IRCMessageEvent.class, this::onWhisper);
eventManager.onEvent("twitch4j-chat-announcement-trigger", IRCMessageEvent.class, this::onAnnouncement);
eventManager.onEvent("twitch4j-chat-bits-badge-trigger", IRCMessageEvent.class, this::onBitsBadgeTier);
eventManager.onEvent("twitch4j-chat-cheer-trigger", IRCMessageEvent.class, this::onChannelCheer);
eventManager.onEvent("twitch4j-chat-direct-cheer-trigger", IRCMessageEvent.class, this::onDirectCheer);
eventManager.onEvent("twitch4j-chat-sub-trigger", IRCMessageEvent.class, this::onChannelSubscription);
eventManager.onEvent("twitch4j-chat-clearchat-trigger", IRCMessageEvent.class, this::onClearChat);
eventManager.onEvent("twitch4j-chat-clearmsg-trigger", IRCMessageEvent.class, this::onClearMsg);
eventManager.onEvent("twitch4j-chat-join-trigger", IRCMessageEvent.class, this::onChannnelClientJoinEvent);
eventManager.onEvent("twitch4j-chat-leave-trigger", IRCMessageEvent.class, this::onChannnelClientLeaveEvent);
eventManager.onEvent("twitch4j-chat-mod-trigger", IRCMessageEvent.class, this::onChannelModChange);
eventManager.onEvent("twitch4j-chat-notice-trigger", IRCMessageEvent.class, this::onNoticeEvent);
eventManager.onEvent("twitch4j-chat-host-on-trigger", IRCMessageEvent.class, this::onHostOnEvent);
eventManager.onEvent("twitch4j-chat-host-off-trigger", IRCMessageEvent.class, this::onHostOffEvent);
eventManager.onEvent("twitch4j-chat-inbound-host-trigger", IRCMessageEvent.class, this::onInboundHostEvent);
eventManager.onEvent("twitch4j-chat-list-mods-trigger", IRCMessageEvent.class, this::onListModsEvent);
eventManager.onEvent("twitch4j-chat-list-vips-trigger", IRCMessageEvent.class, this::onListVipsEvent);
eventManager.onEvent("twitch4j-chat-roomstate-trigger", IRCMessageEvent.class, this::onChannelState);
eventManager.onEvent("twitch4j-chat-gift-trigger", IRCMessageEvent.class, this::onGiftReceived);
eventManager.onEvent("twitch4j-chat-payforward-trigger", IRCMessageEvent.class, this::onPayForward);
eventManager.onEvent("twitch4j-chat-raid-trigger", IRCMessageEvent.class, this::onRaid);
eventManager.onEvent("twitch4j-chat-unraid-trigger", IRCMessageEvent.class, this::onUnraid);
eventManager.onEvent("twitch4j-chat-rewardgift-trigger", IRCMessageEvent.class, this::onRewardGift);
eventManager.onEvent("twitch4j-chat-delete-trigger", IRCMessageEvent.class, this::onMessageDeleteResponse);
eventManager.onEvent("twitch4j-chat-userstate-trigger", IRCMessageEvent.class, this::onUserState);
eventManager.onEvent("twitch4j-chat-globaluserstate-trigger", IRCMessageEvent.class, this::onGlobalUserState);
}
@Unofficial
public void onAnnouncement(IRCMessageEvent event) {
if ("USERNOTICE".equals(event.getCommandType()) && "announcement".equalsIgnoreCase(event.getTags().get("msg-id"))) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
String message = event.getMessage().orElse("");
String color = event.getTagValue("msg-param-color").orElse(AnnouncementColor.PRIMARY.toString());
// Dispatch Event
eventManager.publish(new ModAnnouncementEvent(event, channel, user, message, AnnouncementColor.parseColor(color)));
}
}
/**
* ChatChannel Message Event
* @param event IRCMessageEvent
*/
public void onChannelMessage(IRCMessageEvent event) {
if(event.getCommandType().equals("PRIVMSG")) {
if(!event.getTags().containsKey("bits") && event.getMessage().isPresent()) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
String message = event.getMessage().get();
// Dispatch Event
if (message.startsWith("\u0001ACTION ") && message.endsWith("\u0001")) {
// Action
eventManager.publish(new ChannelMessageActionEvent(channel, event, user, message.substring(8, message.length() - 1), event.getClientPermissions()));
} else {
// Regular Message
eventManager.publish(new ChannelMessageEvent(channel, event, user, message, event.getClientPermissions()));
}
}
}
}
/**
* Whisper Event
* @param event IRCMessageEvent
*/
public void onWhisper(IRCMessageEvent event) {
if(event.getCommandType().equals("WHISPER")) {
// Load Info
EventUser user = event.getUser();
// Dispatch Event
eventManager.publish(new PrivateMessageEvent(user, event.getMessage().get(), event.getClientPermissions()));
}
}
/**
* ChatChannel Bits Badge Earned Event Parser
*
* @param event the {@link IRCMessageEvent} to be checked
*/
public void onBitsBadgeTier(IRCMessageEvent event) {
if ("USERNOTICE".equals(event.getCommandType()) && "bitsbadgetier".equalsIgnoreCase(event.getTags().get("msg-id"))) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
String thresholdParam = event.getTags().get("msg-param-threshold");
int bitsThreshold = thresholdParam != null ? Integer.parseInt(thresholdParam) : -1;
// Dispatch Event
eventManager.publish(new BitsBadgeEarnedEvent(channel, user, bitsThreshold));
}
}
/**
* ChatChannel Cheer (Bits) Event
* @param event IRCMessageEvent
*/
public void onChannelCheer(IRCMessageEvent event) {
if(event.getCommandType().equals("PRIVMSG")) {
if(event.getTags().containsKey("bits")) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
String message = event.getMessage().orElse("");
Integer bits = Integer.parseInt(event.getTags().get("bits"));
int subMonths = event.getSubscriberMonths().orElse(0);
int subTier = event.getSubscriptionTier().orElse(0);
// Dispatch Event
eventManager.publish(new CheerEvent(event, channel, user != null ? user : ANONYMOUS_CHEERER, message, bits, subMonths, subTier, event.getFlags()));
}
}
}
/**
* ChatChannel Direct Cheer (Currency) Event
*
* @param event IRCMessageEvent
*/
@Unofficial
public void onDirectCheer(IRCMessageEvent event) {
if ("USERNOTICE".equals(event.getCommandType()) && "midnightsquid".equals(event.getTags().get("msg-id"))) {
eventManager.publish(new DirectCheerEvent(event));
}
}
/**
* ChatChannel Subscription Event
*
* @param event IRCMessageEvent
*/
public void onChannelSubscription(IRCMessageEvent event) {
final String msgId;
if (event.getCommandType().equals("USERNOTICE") && (msgId = event.getTags().get("msg-id")) != null) {
EventChannel channel = event.getChannel();
// Sub
if (msgId.equalsIgnoreCase("sub") || msgId.equalsIgnoreCase("resub")) {
// Load Info
EventUser user = event.getUser();
String subPlan = event.getTagValue("msg-param-sub-plan").get();
int cumulativeMonths = event.getTags().containsKey("msg-param-cumulative-months") ? Integer.parseInt(event.getTags().get("msg-param-cumulative-months")) : 0;
//according to the Twitch docs, msg-param-months is used only for giftsubs, which are handled below
// twitch sometimes returns 0 months for new subs
if (cumulativeMonths == 0) {
cumulativeMonths = 1;
}
// check user's sub streak
// Twitch API specifies that 0 is returned if the user chooses not to share their streak
Integer streak = event.getTags().containsKey("msg-param-streak-months") ? Integer.parseInt(event.getTags().get("msg-param-streak-months")) : 0;
// unofficial: multi month tags
Integer multiMonthDuration = Math.max(Integer.parseInt(event.getTags().getOrDefault("msg-param-multimonth-duration", "1")), 1);
Integer multiMonthTenure = Integer.parseInt(event.getTags().getOrDefault("msg-param-multimonth-tenure", "0"));
// Dispatch Event
eventManager.publish(new SubscriptionEvent(event, channel, user, subPlan, event.getMessage(), cumulativeMonths, false, null, streak, null, multiMonthDuration, multiMonthTenure, event.getFlags()));
}
// Receive Gifted Sub
else if (msgId.equalsIgnoreCase("subgift") || msgId.equalsIgnoreCase("anonsubgift")) {
// Load Info
EventUser user = new EventUser(event.getTagValue("msg-param-recipient-id").get(), event.getTagValue("msg-param-recipient-user-name").get());
EventUser giftedBy = event.getUser();
String subPlan = event.getTagValue("msg-param-sub-plan").get();
int subStreak = event.getTags().containsKey("msg-param-months") ? Integer.parseInt(event.getTags().get("msg-param-months")) : 1;
// twitch sometimes returns 0 months for new subs
if (subStreak == 0) {
subStreak = 1;
}
// Handle multi-month gifts
String giftMonthsParam = event.getTags().get("msg-param-gift-months");
int giftMonths = giftMonthsParam != null ? Integer.parseInt(giftMonthsParam) : 1;
// unofficial: plausible, but hasn't been observed in the wild for this msg-id
String multiTenureParam = event.getTags().get("msg-param-multimonth-tenure");
Integer multiMonthTenure = StringUtils.isEmpty(multiTenureParam) ? null : Integer.parseInt(multiTenureParam);
// Dispatch Event
eventManager.publish(new SubscriptionEvent(event, channel, user, subPlan, event.getMessage(), subStreak, true, giftedBy != null ? giftedBy : ANONYMOUS_GIFTER, 0, giftMonths, giftMonths, multiMonthTenure, event.getFlags()));
}
// Gift X Subs
else if (msgId.equalsIgnoreCase("submysterygift") || msgId.equalsIgnoreCase("anonsubmysterygift")) {
// Load Info
EventUser user = event.getUser();
String subPlan = event.getTagValue("msg-param-sub-plan").get();
Integer subsGifted = (event.getTags().containsKey("msg-param-mass-gift-count")) ? Integer.parseInt(event.getTags().get("msg-param-mass-gift-count")) : 0;
Integer subsGiftedTotal = (event.getTags().containsKey("msg-param-sender-count")) ? Integer.parseInt(event.getTags().get("msg-param-sender-count")) : 0;
// Dispatch Event
eventManager.publish(new GiftSubscriptionsEvent(channel, user != null ? user : ANONYMOUS_GIFTER, subPlan, subsGifted, subsGiftedTotal));
}
// Upgrading from a gifted sub
else if (msgId.equalsIgnoreCase("giftpaidupgrade") || msgId.equalsIgnoreCase("anongiftpaidupgrade")) {
// Load Info
EventUser user = event.getUser();
String promoName = event.getTagValue("msg-param-promo-name").orElse(null);
String giftTotalParam = event.getTags().get("msg-param-promo-gift-total");
Integer giftTotal = giftTotalParam != null ? Integer.parseInt(giftTotalParam) : null;
String senderLogin = event.getTagValue("msg-param-sender-login").orElse(null);
String senderName = event.getTagValue("msg-param-sender-name").orElse(null);
// Dispatch Event
eventManager.publish(new GiftSubUpgradeEvent(channel, user, promoName, giftTotal, senderLogin, senderName));
}
// Upgrading from a Prime sub to a normal one
else if (msgId.equalsIgnoreCase("primepaidupgrade")) {
// Load Info
EventUser user = event.getUser();
SubscriptionPlan subPlan = event.getTagValue("msg-param-sub-plan").map(SubscriptionPlan::fromString).orElse(null);
// Dispatch Event
eventManager.publish(new PrimeSubUpgradeEvent(channel, user, subPlan));
}
// Extend Subscription
else if (msgId.equalsIgnoreCase("extendsub")) {
// Load Info
EventUser user = event.getUser();
SubscriptionPlan subPlan = event.getTagValue("msg-param-sub-plan").map(SubscriptionPlan::fromString).orElse(null);
String cumMonthsParam = event.getTags().get("msg-param-cumulative-months");
int cumulativeMonths = cumMonthsParam != null ? Math.max(Integer.parseInt(cumMonthsParam), 1) : 1;
String endMonthParam = event.getTags().get("msg-param-sub-benefit-end-month");
Month endMonth = endMonthParam != null ? Month.of(Integer.parseInt(endMonthParam)) : null;
// Dispatch Event
eventManager.publish(new ExtendSubscriptionEvent(channel, user, subPlan, cumulativeMonths, endMonth));
}
}
}
/**
* ChatChannel Prime Community Gift Event Parser: user receives a gift from a prime member
*
* @param event the {@link IRCMessageEvent} to be checked
*/
public void onGiftReceived(IRCMessageEvent event) {
if ("USERNOTICE".equals(event.getCommandType()) && "primecommunitygiftreceived".equalsIgnoreCase(event.getTags().get("msg-id"))) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
String giftName = event.getTagValue("msg-param-gift-name").orElse(null);
String recipientName = event.getTagValue("msg-param-recipient").orElse(null);
// Dispatch Event
eventManager.publish(new PrimeGiftReceivedEvent(channel, user, giftName, recipientName));
}
}
/**
* ChatChannel Pay Forward Event Parser: user pays forward a gift they previously received
*
* @param event the {@link IRCMessageEvent} to be checked
*/
public void onPayForward(IRCMessageEvent event) {
String msgId;
if ("USERNOTICE".equals(event.getCommandType()) && (msgId = event.getTags().get("msg-id")) != null
&& (msgId.equalsIgnoreCase("standardpayforward") || msgId.equalsIgnoreCase("communitypayforward"))) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
// Present for both standard & community when not anonymous
String gifterId = event.getTagValue("msg-param-prior-gifter-id").orElse(null);
String gifterName = gifterId != null
? event.getTagValue("msg-param-prior-gifter-user-name").orElseGet(() -> event.getTagValue("msg-param-prior-gifter-display-name").orElse(null))
: null;
EventUser gifter = gifterId != null ? new EventUser(gifterId, gifterName) : null;
// Only present for standard
String recipientId = msgId.charAt(0) == 's' ? event.getTagValue("msg-param-recipient-id").orElse(null) : null;
String recipientName = recipientId != null
? event.getTagValue("msg-param-recipient-user-name").orElseGet(() -> event.getTagValue("msg-param-recipient-display-name").orElse(null))
: null;
EventUser recipient = recipientId != null ? new EventUser(recipientId, recipientName) : null;
// Dispatch Event
eventManager.publish(new PayForwardEvent(channel, user, gifter, recipient));
}
}
/**
* ChatChannel Raid Event (receiving)
* @param event IRCMessageEvent
*/
public void onRaid(IRCMessageEvent event) {
if (event.getCommandType().equals("USERNOTICE") && event.getTags().containsKey("msg-id") && event.getTags().get("msg-id").equalsIgnoreCase("raid")) {
EventChannel channel = event.getChannel();
EventUser raider = event.getUser();
Integer viewers;
try {
viewers = Integer.parseInt(event.getTags().get("msg-param-viewerCount"));
}
catch(NumberFormatException ex) {
viewers = 0;
}
eventManager.publish(new RaidEvent(channel, raider, viewers));
}
}
/**
* ChatChannel Unraid Parser: raid cancellation
*
* @param event the {@link IRCMessageEvent} to be checked
*/
public void onUnraid(IRCMessageEvent event) {
if ("USERNOTICE".equals(event.getCommandType()) && "unraid".equalsIgnoreCase(event.getTags().get("msg-id"))) {
eventManager.publish(new RaidCancellationEvent(event.getChannel()));
}
}
/**
* ChatChannel Reward Gift Event Parser: monetary event triggered emotes to be shared
*
* @param event the {@link IRCMessageEvent} to be checked
*/
public void onRewardGift(IRCMessageEvent event) {
if ("USERNOTICE".equals(event.getCommandType()) && "rewardgift".equalsIgnoreCase(event.getTags().get("msg-id"))) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
String domain = event.getTagValue("msg-param-domain").orElse(null);
String triggerType = event.getTagValue("msg-param-trigger-type").orElse(null);
String selectedCountParam = event.getTags().get("msg-param-selected-count");
Integer selectedCount = selectedCountParam != null ? Integer.parseInt(selectedCountParam) : null;
String totalRewardCountParam = event.getTags().get("msg-param-total-reward-count");
Integer totalRewardCount = totalRewardCountParam != null ? Integer.parseInt(totalRewardCountParam) : null;
String triggerAmountParam = event.getTags().get("msg-param-trigger-amount");
Integer triggerAmount = triggerAmountParam != null ? Integer.parseInt(triggerAmountParam) : null;
// Dispatch Event
eventManager.publish(new RewardGiftEvent(channel, user, domain, triggerType, selectedCount, totalRewardCount, triggerAmount));
}
}
/**
* ChatChannel Ritual Event Parser: celebration of a shared viewer milestone
*
* @param event the {@link IRCMessageEvent} to be checked
* @see <a href="https://twitter.com/TwitchSupport/status/1481008324502073347">Shut down announcement</a>
* @deprecated no longer sent by twitch.
*/
@Deprecated
public void onRitual(IRCMessageEvent event) {
if ("USERNOTICE".equals(event.getCommandType()) && "ritual".equalsIgnoreCase(event.getTags().get("msg-id"))) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
String ritualName = event.getTagValue("msg-param-ritual-name").orElse(null);
// Dispatch Event
eventManager.publish(new RitualEvent(channel, user, ritualName));
}
}
/**
* ChatChannel clearing chat, timeouting or banning user Event
* @param event IRCMessageEvent
*/
public void onClearChat(IRCMessageEvent event) {
if (event.getCommandType().equals("CLEARCHAT")) {
EventChannel channel = event.getChannel();
if (event.getTags().containsKey("target-user-id")) { // ban or timeout
if (event.getTags().containsKey("ban-duration")) { // timeout
// Load Info
EventUser user = event.getTargetUser();
Integer duration = Integer.parseInt(event.getTagValue("ban-duration").get());
String banReason = event.getTags().get("ban-reason") != null ? event.getTags().get("ban-reason").toString() : "";
banReason = banReason.replaceAll("\\\\s", " ");
UserTimeoutEvent timeoutEvent = new UserTimeoutEvent(channel, user, duration, banReason);
// Dispatch Event
eventManager.publish(timeoutEvent);
} else { // ban
// Load Info
EventUser user = event.getTargetUser();
String banReason = event.getTagValue("ban-reason").orElse("");
banReason = banReason.replaceAll("\\\\s", " ");
UserBanEvent banEvent = new UserBanEvent(channel, user, banReason);
// Dispatch Event
eventManager.publish(banEvent);
}
} else { // Clear chat event
eventManager.publish(new ClearChatEvent(channel));
}
}
}
/**
* A single message was deleted in a channel by a moderator
*
* @param event IRCMessageEvent
* @see <a href="https://dev.twitch.tv/docs/irc/tags#clearmsg-twitch-tags">Official documentation</a>
*/
public void onClearMsg(IRCMessageEvent event) {
if ("CLEARMSG".equals(event.getCommandType())) {
EventChannel channel = event.getChannel();
String userName = event.getUserName();
String msgId = event.getTagValue("target-msg-id").orElse(null);
String message = event.getMessage().orElse("");
boolean wasActionMessage = message.startsWith("\u0001ACTION ") && message.endsWith("\u0001");
String trimmedMsg = wasActionMessage ? message.substring("\u0001ACTION ".length(), message.length() - "\u0001".length()) : message;
eventManager.publish(new DeleteMessageEvent(channel, userName, msgId, trimmedMsg, wasActionMessage));
}
}
/**
* User Joins ChatChannel Event
* @param event IRCMessageEvent
*/
public void onChannnelClientJoinEvent(IRCMessageEvent event) {
if(event.getCommandType().equals("JOIN") && event.getChannelName().isPresent() && event.getClientName().isPresent()) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
// Dispatch Event
if (channel != null && user != null) {
eventManager.publish(new ChannelJoinEvent(channel, user));
}
}
}
/**
* User Leaves ChatChannel Event
* @param event IRCMessageEvent
*/
public void onChannnelClientLeaveEvent(IRCMessageEvent event) {
if(event.getCommandType().equals("PART") && event.getChannelName().isPresent() && event.getClientName().isPresent()) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = event.getUser();
// Dispatch Event
if (channel != null && user != null) {
eventManager.publish(new ChannelLeaveEvent(channel, user));
}
}
}
/**
* Mod Status Change Event
* @param event IRCMessageEvent
*/
public void onChannelModChange(IRCMessageEvent event) {
if(event.getCommandType().equals("MODE") && event.getPayload().isPresent()) {
// Receiving Mod Status
if(event.getPayload().get().substring(1).startsWith("o")) {
// Load Info
EventChannel channel = event.getChannel();
EventUser user = new EventUser(null, event.getPayload().get().substring(3));
// Dispatch Event
eventManager.publish(new ChannelModEvent(channel, user, event.getPayload().get().startsWith("+")));
}
}
}
public void onNoticeEvent(IRCMessageEvent event) {
if (event.getCommandType().equals("NOTICE")) {
EventChannel channel = event.getChannel();
String messageId = event.getTagValue("msg-id").get();
String message = event.getMessage().orElse(null); // can be null, ie. bad_delete_message_error
eventManager.publish(new ChannelNoticeEvent(channel, messageId, message));
}
}
public void onHostOnEvent(IRCMessageEvent event) {
if (event.getCommandType().equals("NOTICE")) {
EventChannel channel = event.getChannel();
String messageId = event.getTagValue("msg-id").get();
if (messageId.equals(NoticeTag.HOST_ON.toString())) {
String message = event.getMessage().get();
String targetChannelName = message.substring(12, message.length() - 1);
EventChannel targetChannel = new EventChannel(null, targetChannelName);
eventManager.publish(new HostOnEvent(channel, targetChannel));
}
}
}
public void onHostOffEvent(IRCMessageEvent event) {
if (event.getCommandType().equals("NOTICE")) {
EventChannel channel = event.getChannel();
String messageId = event.getTagValue("msg-id").get();
if (messageId.equals(NoticeTag.HOST_OFF.toString())) {
eventManager.publish(new HostOffEvent(channel));
}
}
}
public void onInboundHostEvent(IRCMessageEvent event) {
if ("PRIVMSG".equals(event.getCommandType()) && "jtv".equals(event.getClientName().orElse(null)) && event.getChannelName().isPresent() && event.getRawTags().isEmpty()) {
final String hostMessage = " is now hosting you";
event.getMessage()
.map(msg -> msg.indexOf(hostMessage))
.filter(index -> index > 0)
.map(index -> event.getMessage().get().substring(0, index))
.map(String::trim)
.ifPresent(hostName -> eventManager.publish(new InboundHostEvent(event.getChannelName().get(), hostName)));
}
}
public void onListModsEvent(IRCMessageEvent event) {
if ("NOTICE".equals(event.getCommandType()) && event.getTagValue("msg-id").filter(s -> s.equals(NoticeTag.ROOM_MODS.toString()) || s.equals(NoticeTag.NO_MODS.toString())).isPresent()) {
List<String> names = extractItemsFromDelimitedList(event.getMessage(), "The moderators of this channel are: ", ", ");
eventManager.publish(new ListModsEvent(event.getChannel(), names));
}
}
public void onListVipsEvent(IRCMessageEvent event) {
if ("NOTICE".equals(event.getCommandType()) && event.getTagValue("msg-id").filter(s -> s.equals(NoticeTag.VIPS_SUCCESS.toString()) || s.equals(NoticeTag.NO_VIPS.toString())).isPresent()) {
List<String> names = extractItemsFromDelimitedList(event.getMessage(), "The VIPs of this channel are: ", ", ");
eventManager.publish(new ListVipsEvent(event.getChannel(), names));
}
}
public void onChannelState(IRCMessageEvent event) {
if (event.getCommandType().equals("ROOMSTATE")) {
// getting Status on channel
EventChannel channel = event.getChannel();
Map<ChannelStateEvent.ChannelState, Object> states = new HashMap<>();
if (event.getTags().size() > 2) {
event.getTags().forEach((k, v) -> {
switch (k) {
case "broadcaster-lang":
Locale locale = v != null ? Locale.forLanguageTag(v) : null;
states.put(ChannelStateEvent.ChannelState.BROADCAST_LANG, locale);
eventManager.publish(new BroadcasterLanguageEvent(channel, locale));
break;
case "emote-only":
boolean eoActive = "1".equals(v);
states.put(ChannelStateEvent.ChannelState.EMOTE, eoActive);
eventManager.publish(new EmoteOnlyEvent(channel, eoActive));
break;
case "followers-only":
long followDelay = Long.parseLong(v);
states.put(ChannelStateEvent.ChannelState.FOLLOWERS, followDelay);
eventManager.publish(new FollowersOnlyEvent(channel, followDelay));
break;
case "r9k":
boolean uniqActive = "1".equals(v);
states.put(ChannelStateEvent.ChannelState.R9K, uniqActive);
eventManager.publish(new Robot9000Event(channel, uniqActive));
break;
case "rituals":
boolean ritualsActive = "1".equals(v);
states.put(ChannelStateEvent.ChannelState.RITUALS, ritualsActive);
break;
case "slow":
long slowDelay = Long.parseLong(v);
states.put(ChannelStateEvent.ChannelState.SLOW, slowDelay);
eventManager.publish(new SlowModeEvent(channel, slowDelay));
break;
case "subs-only":
boolean subActive = "1".equals(v);
states.put(ChannelStateEvent.ChannelState.SUBSCRIBERS, subActive);
eventManager.publish(new SubscribersOnlyEvent(channel, subActive));
break;
default:
break;
}
});
}
eventManager.publish(new ChannelStateEvent(channel, states));
}
}
public void onMessageDeleteResponse(IRCMessageEvent event) {
if (event.getCommandType().equals("NOTICE")) {
EventChannel channel = event.getChannel();
String messageId = event.getTagValue("msg-id").orElse(null);
NoticeTag tag = NoticeTag.parse(messageId);
if (tag == NoticeTag.DELETE_MESSAGE_SUCCESS) {
eventManager.publish(new MessageDeleteSuccess(channel));
} else if (tag == NoticeTag.BAD_DELETE_MESSAGE_ERROR || tag == NoticeTag.BAD_DELETE_MESSAGE_BROADCASTER || tag == NoticeTag.BAD_DELETE_MESSAGE_MOD) {
eventManager.publish(new MessageDeleteError(channel));
log.warn("Failed to delete a message in {}!", channel.getName());
}
}
}
public void onUserState(IRCMessageEvent event) {
if (event.getCommandType().equals("USERSTATE")) {
eventManager.publish(new UserStateEvent(event));
}
}
public void onGlobalUserState(IRCMessageEvent event) {
if ("GLOBALUSERSTATE".equals(event.getCommandType())) {
eventManager.publish(new GlobalUserStateEvent(event));
}
}
@NonNull
@SuppressWarnings("OptionalUsedAsFieldOrParameterType")
private static List<String> extractItemsFromDelimitedList(@NonNull Optional<String> message, @NonNull String prefix, @NonNull String delim) {
return message.filter(s -> s.startsWith(prefix))
.map(s -> s.substring(prefix.length()))
.map(s -> s.charAt(s.length() - 1) == '.' ? s.substring(0, s.length() - 1) : s) // remove trailing period if present
.map(s -> StringUtils.split(s, delim))
.map(Arrays::asList)
.map(Collections::unmodifiableList)
.orElse(Collections.emptyList());
}
}