1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
|
package soundchan.BotListener;
import com.sedmelluq.discord.lavaplayer.player.AudioLoadResultHandler;
import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;
import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager;
import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers;
import com.sedmelluq.discord.lavaplayer.tools.FriendlyException;
import com.sedmelluq.discord.lavaplayer.track.AudioPlaylist;
import com.sedmelluq.discord.lavaplayer.track.AudioTrack;
import net.dv8tion.jda.api.entities.Guild;
import net.dv8tion.jda.api.entities.MessageChannel;
import net.dv8tion.jda.api.entities.VoiceChannel;
import net.dv8tion.jda.api.events.guild.voice.GuildVoiceJoinEvent;
import net.dv8tion.jda.api.events.guild.voice.GuildVoiceLeaveEvent;
import net.dv8tion.jda.api.events.guild.voice.GuildVoiceMoveEvent;
import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
import net.dv8tion.jda.api.hooks.ListenerAdapter;
import net.dv8tion.jda.api.managers.AudioManager;
import org.jetbrains.annotations.NotNull;
import soundchan.*;
import java.nio.file.WatchEvent;
import java.util.*;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
public class BotListener extends ListenerAdapter{
private long monitoredGuildId = -1;
private Guild monitoredGuild;
private static LocalAudioManager localManager;
private final AudioPlayerManager playerManager;
private final Map<Long, GuildMusicManager> musicManagers;
private BotListenerHelpers helper = new BotListenerHelpers();
private Map<String, Future<?> > otherTasks;
private boolean hasAudience;
private Timer timer;
// From configuration file
private static String followingUser;
private static String localFilePath;
private static boolean audioOnUserJoin;
public BotListener(Properties properties) {
this.musicManagers = new HashMap<>();
this.playerManager = new DefaultAudioPlayerManager();
AudioSourceManagers.registerRemoteSources(playerManager);
AudioSourceManagers.registerLocalSource(playerManager);
hasAudience = false;
timer = new Timer();
loadProperties(properties);
}
/**
* Loads various properties from config file
* @param properties Object holding the contents of the property file
*/
private void loadProperties(@NotNull Properties properties) {
localFilePath = properties.getProperty("localFilePath");
followingUser = properties.getProperty("followingUser");
audioOnUserJoin = settingEnableCheck(properties.getProperty("audioOnUserJoin"));
otherTasks = new HashMap<>();
if(audioOnUserJoin) {
String userAudioPath = properties.getProperty("userAudioFilePath");
if(userAudioPath == null || userAudioPath.contentEquals("")) {
userAudioPath = "usersound.properties";
}
localManager = new LocalAudioManager(localFilePath, userAudioPath);
if(settingEnableCheck(properties.getProperty("watchUserSoundFile"))) {
addWatcherTask(new MediaWatcherListener() {
@Override
public void onWatchEvent(WatchEvent event) {
localManager.UpdateUserAudio();
}
}, userAudioPath, "watchUserSoundFile", false);
}
}
else
localManager = new LocalAudioManager(localFilePath);
if(settingEnableCheck(properties.getProperty("watchLocalFilePath"))) {
addWatcherTask(new MediaWatcherListener() {
@Override
public void onWatchEvent(WatchEvent event) {
localManager.UpdateFiles();
}
}, localFilePath, "watchLocalFilePath", true);
}
}
/**
* Sets the monitored guild to the given guild if SoundChan doesn't already have a guild set
* @param guild The guild to monitor if not monitoring anything at the moment
*/
private void setMonitoredGuild(Guild guild) {
// If we haven't set the Monitored Guild yet, set the value
if(monitoredGuildId == -1 && guild != null){
monitoredGuildId = Long.parseLong(guild.getId());
monitoredGuild = guild;
}
}
private synchronized GuildMusicManager getGuildAudioPlayer() {
long guildId = monitoredGuildId;
GuildMusicManager musicManager = musicManagers.get(guildId);
if (musicManager == null) {
musicManager = new GuildMusicManager(playerManager);
musicManagers.put(guildId, musicManager);
}
monitoredGuild.getAudioManager().setSendingHandler(musicManager.getSendHandler());
return musicManager;
}
/**
* Plays an audio clip when a user connects to the voice channel if enabled in the config file. For the sound to play,
* there needs to be a sound file with the same name as the user, otherwise it won't play anything.
* @param event
*/
@Override
public void onGuildVoiceJoin(GuildVoiceJoinEvent event) {
if(audioOnUserJoin) {
Guild guild = event.getGuild();
setMonitoredGuild(guild);
String filepath = localManager.GetFilePath(event.getMember().getEffectiveName());
if (!filepath.contentEquals("")) {
GuildMusicManager musicManager = getGuildAudioPlayer();
playerManager.loadItemOrdered(musicManager, filepath, new AudioLoadResultHandler() {
@Override
public void trackLoaded(AudioTrack track) {
play(monitoredGuild, musicManager, track, true);
}
@Override
public void playlistLoaded(AudioPlaylist playlist) {
AudioTrack firstTrack = playlist.getSelectedTrack();
if (firstTrack == null) {
firstTrack = playlist.getTracks().get(0);
}
play(monitoredGuild, musicManager, firstTrack, false);
}
@Override
public void noMatches() {
// Needed, but shouldn't be called
System.out.println("Nothing found for " + event.getMember().getEffectiveName());
}
@Override
public void loadFailed(FriendlyException exception) {
// Needed, but shouldn't be called
System.out.println("Could not play: " + exception.getMessage());
}
});
}
}
hasAudience = true;
super.onGuildVoiceJoin(event);
}
@Override
public void onGuildVoiceMove(GuildVoiceMoveEvent event) {
if(event.getMember().getEffectiveName().compareTo(followingUser) == 0) {
Guild guild = event.getGuild();
setMonitoredGuild(guild);
AudioManager audioManager = monitoredGuild.getAudioManager();
if(!audioManager.isConnected()) {
audioManager.openAudioConnection(event.getChannelJoined());
}
}
super.onGuildVoiceMove(event);
}
@Override
public void onGuildVoiceLeave(GuildVoiceLeaveEvent event) {
if(event.getChannelLeft().getMembers().size() == 1) { // If only member in chat is SoundChan
Guild guild = event.getGuild();
setMonitoredGuild(guild);
hasAudience = false;
getGuildAudioPlayer().player.setPaused(true);
timer.schedule(new TimerTask() {
@Override
public void run() {
if(!hasAudience) {
clearQueue();
AudioManager audioManager = monitoredGuild.getAudioManager();
audioManager.closeAudioConnection();
}
}
}, 10000); // Wait 10 seconds before leaving channel
}
super.onGuildVoiceLeave(event);
}
@Override
public void onMessageReceived(MessageReceivedEvent event) {
String[] command = event.getMessage().getContentRaw().split(" ", 2);
Guild guild = null;
if(event.isFromGuild()) {
guild = event.getGuild();
}
setMonitoredGuild(guild);
MessageChannel channel = helper.GetReplyChannel(event);
if(monitoredGuild != null){
// "!" Signifies that you're looking to play a sound effect
if(command[0].startsWith("!") && command[0].length() > 1){
String filepath = localManager.GetFilePath(command[0].substring(1));
if(!filepath.contentEquals("")) {
loadAndPlay(channel, filepath, true);
}
else{
channel.sendMessage("File \"" + command[0].substring(1) + "\" not found!").queue();
}
}
if(command[0].startsWith("~")){
Commands enumCommand = Commands.valueOf(command[0].substring(1));
if(enumCommand == Commands.play){
// Play a song or video
if(command.length == 2)
loadAndPlay(channel, command[1], false);
}else if(enumCommand == Commands.skip){
// Skip a song or video in the queue
skipTrack(channel);
}else if(enumCommand == Commands.volume){
// Change volume
if(command.length == 2)
changeVolume(channel, command[1]);
}else if(enumCommand == Commands.list){
// List the songs/commands in the queue
if(command.length == 2){
if(command[1].equals("queue")){
listTracks(channel);
}
else if(command[1].equals("sounds")){
localManager.ListSounds(channel);
}
else if(command[1].equals("users")) {
localManager.ListUserAudio(channel);
}
}
}else if(enumCommand == Commands.pause){
// Pause the song/sound in the queue
pauseTrack(channel);
}else if(enumCommand == Commands.unpause){
// Unpause the song/sound in the queue
unpauseTrack(channel);
}else if(enumCommand == Commands.playingnow) {
// Print the currently playing song
printCurrentlyPlaying(channel, false);
} else if(enumCommand == Commands.status) {
// Print currently playing song with extra info
printCurrentlyPlaying(channel, true);
}else if(enumCommand == Commands.summon){
hasAudience = true;
connectToUserVoiceChannel(monitoredGuild.getAudioManager(), event.getMember().getEffectiveName());
}else if(enumCommand == Commands.help){
help(channel);
}else if(enumCommand == Commands.dropqueue) {
clearQueue();
channel.sendMessage("Queue has been cleared").queue();
}
}
}
super.onMessageReceived(event);
}
private void changeVolume(final MessageChannel channel, final String volume) {
GuildMusicManager musicManager = getGuildAudioPlayer();
musicManager.player.setVolume(Integer.parseInt(volume));
channel.sendMessage("Volume now set to " + volume + "%").queue();
}
private void listTracks(final MessageChannel channel) {
GuildMusicManager musicManager = getGuildAudioPlayer();
List<String> queueContents = musicManager.scheduler.getQueueContents();
String printMessage = "Tracks in the queue:\n";
for (String track:
queueContents) {
printMessage = printMessage + track + "\n";
}
channel.sendMessage(printMessage).queue();
}
private void pauseTrack(final MessageChannel channel){
GuildMusicManager musicManager = getGuildAudioPlayer();
musicManager.player.setPaused(true);
channel.sendMessage("Playback Paused.").queue();
}
private void unpauseTrack(final MessageChannel channel){
GuildMusicManager musicManager = getGuildAudioPlayer();
musicManager.player.setPaused(false);
channel.sendMessage("Unpaused playback.").queue();
}
/**
* Prints out information about what is currently playing and possibly information about the track and/or the audio volume
* @param channel The channel to respond on
* @param printStatus Print out extra information such as track information and/or audio volume
*/
private void printCurrentlyPlaying(final MessageChannel channel, boolean printStatus){
GuildMusicManager musicManager = getGuildAudioPlayer();
AudioTrack currentlyPlaying = musicManager.player.getPlayingTrack();
String message = "";
if(currentlyPlaying != null) {
message = "Currently Playing: " + currentlyPlaying.getInfo().title + " by " + currentlyPlaying.getInfo().author;
if(printStatus) {
message += "\n" + genTimeInformation(currentlyPlaying.getPosition(), currentlyPlaying.getDuration());
if(musicManager.player.isPaused()) {
message += "\n**Paused**";
} else {
message += "\n*Playing*";
}
message += ( "\nVolume = " + musicManager.player.getVolume() + "%");
}
} else {
message = "Nothing currently playing";
if(printStatus) {
message += ("\nVolume = " + musicManager.player.getVolume() + "%");
}
}
channel.sendMessage(message).queue();
}
private void loadAndPlay(final MessageChannel channel, final String trackUrl, boolean preempt) {
GuildMusicManager musicManager = getGuildAudioPlayer();
playerManager.loadItemOrdered(musicManager, trackUrl, new AudioLoadResultHandler() {
@Override
public void trackLoaded(AudioTrack track) {
int timeStart = trackUrl.lastIndexOf('=');
if(timeStart != -1){
String timeString = trackUrl.substring(timeStart);
//The format will be 1h2m53s, need to parse that into seconds and then call
//track.setPosition(long position)
}
if(!preempt) {
helper.urlToTimeStamp(trackUrl);
channel.sendMessage("Adding to queue " + track.getInfo().title).queue();
}
play(monitoredGuild, musicManager, track, preempt);
}
@Override
public void playlistLoaded(AudioPlaylist playlist) {
AudioTrack firstTrack = playlist.getSelectedTrack();
if (firstTrack == null) {
firstTrack = playlist.getTracks().get(0);
}
channel.sendMessage("Adding to queue " + firstTrack.getInfo().title + " (first track of playlist " + playlist.getName() + ")").queue();
play(monitoredGuild, musicManager, firstTrack, false);
}
@Override
public void noMatches() {
channel.sendMessage("Nothing found by " + trackUrl).queue();
}
@Override
public void loadFailed(FriendlyException exception) {
channel.sendMessage("Could not play: " + exception.getMessage()).queue();
}
});
}
private void play(Guild guild, GuildMusicManager musicManager, AudioTrack track, boolean preempt) {
connectToFollowingVoiceChannel(guild.getAudioManager());
if(!preempt)
musicManager.scheduler.queue(track);
else
musicManager.scheduler.playNow(track);
}
private void skipTrack(MessageChannel channel) {
GuildMusicManager musicManager = getGuildAudioPlayer();
musicManager.scheduler.nextTrack();
channel.sendMessage("Skipped to next track.").queue();
}
private void help(final MessageChannel channel) {
String printMessage = "List of commands:\n ```" +
"!<sound> - plays a sound\n" +
"~play <URL> - plays audio from link\n" +
"~volume # - sets the volume to the number as a percentage \n" +
"~pause - pauses the playing audio\n" +
"~unpause - unpauses the audio\n" +
"~skip - skips to the next song in queue\n" +
"~list queue - prints out the names of the songs in the queue\n" +
"~list sounds - prints out the names of the sounds available\n" +
"~list users - prints out users with audio that will play when they join the voice channel\n" +
"~playingnow - prints out the name of the currently playing song\n" +
"~status - prints out status about the currently playing song\n" +
"~summon - brings SoundChan to the voice channel of the summoner\n" +
"~help - prints out this help message ```";
channel.sendMessage(printMessage).queue();
}
private static void connectToFollowingVoiceChannel(AudioManager audioManager) {
if(!audioManager.isConnected()) {
connectToUserVoiceChannel(audioManager, followingUser);
}
}
private static void connectToUserVoiceChannel(AudioManager audioManager, String user) {
if (!audioManager.isConnected()) {
for (VoiceChannel voiceChannel : audioManager.getGuild().getVoiceChannels()) {
for (int i = 0; i < voiceChannel.getMembers().size(); i++) {
if (voiceChannel.getMembers().get(i).getEffectiveName().compareTo(user) == 0) {
audioManager.openAudioConnection(voiceChannel);
break;
}
}
}
}
}
/**
* Creates a block of time information with a progressbar
* @param currentMillis Current position in the audio in milliseconds
* @param durationMillis Length of audio in milliseconds
* @return Time information block
*/
private static String genTimeInformation(long currentMillis, long durationMillis) {
String message = "|";
double temp = ((double) currentMillis / (double) durationMillis);
int fill = (int) (temp * 10.0);
for(int i = 0; i < fill - 1; i++) {
message += "--";
}
message += "<>";
for(int i = fill; i < 10; i++) {
message += "--";
}
message += "|\nTime : " + genTimeStamp(currentMillis) + " / " + genTimeStamp(durationMillis);
return message;
}
/**
* Creates a timestamp string from a number of milliseconds
* @param durationInMillis Number of milliseconds to turn into timestamp
* @return Timestamp in form HH:MM:ss
*/
private static String genTimeStamp(long durationInMillis) {
long second = (durationInMillis / 1000) % 60;
long minute = (durationInMillis / (1000 * 60)) % 60;
long hour = (durationInMillis / (1000 * 60 * 60)) % 24;
return String.format("%02d:%02d:%02d", hour, minute, second);
}
/**
* Checks the string for some reason to enable/disable a setting.
* @param value A string (probably read in from config file)
* @return True if it matches a value to enable, False otherwise
*/
private static boolean settingEnableCheck(String value) {
if(value == null)
return false;
value = value.toLowerCase();
if(value.contentEquals("true") || value.contentEquals("1") ||
value.contentEquals("yes") || value.contentEquals("on") ||
value.contentEquals("enable"))
return true;
else
return false;
}
/**
* Adds a new MediaWatcher to the list of running tasks
* @param listener Listener that will get callback during watching of media
* @param filepath Path to either directory or file
* @param taskName Thing to name task as
* @param watchSubDirs Also watch any subdirectories in the given directory (doesn't do anything if watching a file)
*/
private void addWatcherTask(@NotNull MediaWatcherListener listener, String filepath, String taskName, boolean watchSubDirs) {
ExecutorService executorService = Executors.newSingleThreadExecutor();
MediaWatcher watcher = new MediaWatcher(listener, filepath, watchSubDirs);
otherTasks.put(taskName, executorService.submit(watcher));
executorService.shutdown();
}
/**
* Empty out the queue of things to play and stops currently playing audio
*/
private void clearQueue() {
getGuildAudioPlayer().scheduler.emptyQueue();
}
}
|