485 lines
14 KiB
Java
485 lines
14 KiB
Java
package core;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.concurrent.Semaphore;
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import javax.security.auth.login.LoginException;
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import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;
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import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager;
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import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers;
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//import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;
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//import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager;
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import core.lua.PluginManager;
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import dataStructures.KittyChannel;
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import dataStructures.KittyCore;
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import dataStructures.KittyGuild;
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import dataStructures.KittyRating;
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import dataStructures.KittyRole;
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import dataStructures.KittyStartupMode;
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import dataStructures.KittyUser;
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import main.Main;
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import net.dv8tion.jda.core.AccountType;
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import net.dv8tion.jda.core.JDA;
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import net.dv8tion.jda.core.JDABuilder;
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import net.dv8tion.jda.core.entities.Emote;
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import net.dv8tion.jda.core.entities.Game;
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import net.dv8tion.jda.core.entities.Guild;
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import net.dv8tion.jda.core.entities.Member;
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import net.dv8tion.jda.core.entities.User;
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import net.dv8tion.jda.core.events.message.guild.GuildMessageReceivedEvent;
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import offline.Ref;
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import utils.AdminControl;
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//import utils.AudioUtils;
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import utils.GlobalLog;
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import utils.LogFilter;
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import utils.audio.AudioUtils;
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// NOTE(wisp): Isolated factory to assist with storage and caching if needed.
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// This also minimizes the number of places JDA interacts with our codebase.
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// As it stands, if the object name begins with Kitty, it's constructed here.
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// TODO: Make all methods ID based instead of event based
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public class ObjectBuilderFactory
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{
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// Key: guild string id, Value: guild information
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private static HashMap<String, KittyGuild> guildCache;
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// Key: channel string id, Value: channel information
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private static HashMap<String, KittyChannel> channelCache;
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// Key: guild string id + user string id, Value: user information
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private static HashMap<String, KittyUser> userCache;
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// For tracking and managing object sync
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private static DatabaseManager database;
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// Stats tracking and whatnot... for setting stats too internally potentially
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private static Stats stats;
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// RPManger for tracking RP system
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private static RPManager rpManager;
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// Plugin manager
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private static PluginManager pluginManager;
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// Command manager
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private static CommandManager commandManager;
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//Audio track manager
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private static AudioPlayerManager playerManager = new DefaultAudioPlayerManager();
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// Localization classes - these are singletons, but should be initialized before almost all other
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// things so their inclusion in the factory is to ensure they're started at the correct time.
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@SuppressWarnings("unused") private static LocStrings locStrings;
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@SuppressWarnings("unused") private static LocCommands locCommands;
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// Config
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@SuppressWarnings("unused") private static Config config;
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// Lazy initialization multithreaded mutex stuff to prevent explosions.
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// TODO: Investigate using 'synchronized' instead potentially
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private static boolean hasInitialized;
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private static Semaphore initMutex = new Semaphore(1);
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private static JDA kitty;
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// This is it, this is how the lazy init starts!
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private static void lazyInit()
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{
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if(hasInitialized)
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return;
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try
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{
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initMutex.acquire();
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try
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{
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// structure initialization
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// Construct necessary data structures.
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guildCache = new HashMap<String, KittyGuild>();
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userCache = new HashMap<String, KittyUser>();
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channelCache = new HashMap<String, KittyChannel>();
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database = null;
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stats = null;
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AudioSourceManagers.registerRemoteSources(playerManager);
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AudioSourceManagers.registerLocalSource(playerManager);
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// Start by reading from things that are external. Because
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// we require these things to be resolved before the rest of the application,
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// we place them here.
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config = new Config();
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}
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finally
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{
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initMutex.release();
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hasInitialized = true;
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}
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}
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catch(InterruptedException ie)
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{
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GlobalLog.error(LogFilter.Core, "Issue during object builder lazy initialization."
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+ " The factory was not initialized, and kitty will not be able to continue functionally.");
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}
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}
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////////////////////////
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// Extraction Methods //
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////////////////////////
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// Explicitly locks: guildCache
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public static KittyGuild extractGuild(GuildMessageReceivedEvent event)
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{
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lazyInit();
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// Look up the guild. This process can only happen in a single-threaded way
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// because of the nature of the cache. We wait until the last second to
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// look up the guild.
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String uid = event.getGuild().getId();
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List<Emote> emotes = event.getGuild().getEmotes();
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ArrayList<String> emotesString = new ArrayList<String>();
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HashMap<Long, KittyChannel> channels = new HashMap<Long, KittyChannel>();
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String emote;
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String emoteFix;
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channels.put(Long.getLong(uid), extractChannel(event));
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for(int i = 0; i < emotes.size(); i++)
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{
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emote = emotes.get(i).toString();
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emoteFix = "<:" + emote.substring(2, emote.indexOf("("));
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emoteFix += ":" + emote.substring(emote.indexOf("(")+1, emote.length()-1) + ">";
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emotesString.add(emoteFix);
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}
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// once we're lazily initialized, we can synchronize w/ the
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// guildCache object now instead of having to use a mutex.
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KittyGuild guild = null;
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synchronized (guildCache)
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{
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KittyGuild cachedGuild = guildCache.get(uid);
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if(cachedGuild != null)
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{
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guild = cachedGuild;
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}
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else
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{
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// Construct a new guild with defaults
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guild = new KittyGuild(uid, new AdminControl(event.getGuild()), emotesString,
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new AudioUtils(event.getGuild(), playerManager), channels);
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DatabaseManager.instance.globalRegister(guild);
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guildCache.put(uid, guild);
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}
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}
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return guild;
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}
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// Explicitly locks: guildCache
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public static KittyRole extractRole(GuildMessageReceivedEvent event)
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{
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lazyInit();
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// Looks up the user role. If none is found we check to see if they own
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// the guild if not, they're assumed to be
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// allowed to use the bot at a general level.
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KittyRole role = KittyRole.General;
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if(event.getAuthor().getId() == event.getGuild().getOwner().getUser().getId())
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{
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role = KittyRole.Admin;
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}
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String uid = event.getGuild().getId() + event.getAuthor().getId();
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synchronized(userCache)
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{
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KittyUser cachedUser = userCache.get(uid);
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if(cachedUser != null)
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role = cachedUser.getRole();
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}
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return role;
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}
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// Explicitly locks: guildCache
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// Extracts the content rating information it can from the provided event.
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public static KittyRating extractContentRating(GuildMessageReceivedEvent event)
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{
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lazyInit();
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// Look up content rating of the guild, returns a safe content rating.
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KittyRating contentRating = KittyRating.Safe;
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String uid = event.getGuild().getId();
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synchronized(guildCache)
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{
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KittyGuild cachedGuild = guildCache.get(uid);
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if(cachedGuild != null)
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contentRating = cachedGuild.contentRating;
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}
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return contentRating;
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}
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// Implicitly locks guild cache by calling ExtractGuild
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public static KittyChannel extractChannel(GuildMessageReceivedEvent event)
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{
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lazyInit();
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String channelID = event.getChannel().getId();
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KittyChannel channel = null;
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synchronized(channelCache)
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{
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KittyChannel cachedChannel = channelCache.get(channelID);
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boolean mature;
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if(cachedChannel != null)
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{
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channel = cachedChannel;
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}
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else
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{
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mature = event.getChannel().isNSFW();
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channel = new KittyChannel(channelID, mature);
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channelCache.put(channelID, channel);
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}
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}
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return channel;
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}
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// Implicitly locks guild cache by calling ExtractRole and ExtractGuild
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public static KittyUser extractUser(GuildMessageReceivedEvent event)
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{
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lazyInit();
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String uid = event.getGuild().getId() + event.getAuthor().getId();
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KittyUser user = null;
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synchronized(userCache)
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{
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KittyUser cachedUser = userCache.get(uid);
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if(cachedUser != null)
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{
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updateUser(cachedUser, event.getMember());
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user = cachedUser;
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}
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else
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{
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KittyRole role = extractRole(event);
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KittyGuild guild = extractGuild(event);
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String name;
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if(event.getMember().getNickname() == null)
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name = event.getAuthor().getName();
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else
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name = event.getMember().getNickname();
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String discordID = event.getMember().getUser().getId();
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String avatarID = event.getAuthor().getAvatarUrl();
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user = new KittyUser(name, guild, role, uid, avatarID, discordID);
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DatabaseManager.instance.globalRegister(user);
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userCache.put(uid, user);
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}
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}
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if(event.getMessage().getMentionedMembers().isEmpty())
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return user;
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Member mentioned;
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for(int i = 0; i < event.getMessage().getMentionedMembers().size(); i++)
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{
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mentioned = event.getMessage().getMentionedMembers().get(i);
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if(mentioned.getNickname() != null)
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extractUserByJDAUser(event.getGuild().getId(), mentioned.getNickname(),
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mentioned.getUser().getId(), mentioned.getUser().getAvatarUrl(), mentioned.getUser().getId());
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else
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extractUserByJDAUser(event.getGuild().getId(), mentioned.getUser().getName(),
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mentioned.getUser().getId(), mentioned.getUser().getAvatarUrl(), mentioned.getUser().getId());
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}
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return user;
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}
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// TODO: Clean up
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public static KittyUser extractUserByJDAUser(String guildID, String name, String userID, String avatarID, String discordID)
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{
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lazyInit();
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String uid = guildID + userID;
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KittyUser user = null;
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synchronized(userCache)
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{
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KittyUser cachedUser = userCache.get(uid);
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if(cachedUser != null)
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{
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if(name != null)
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cachedUser.name = name;
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cachedUser.avatarID = avatarID;
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user = cachedUser;
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}
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else
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{
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KittyRole role = KittyRole.General;
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KittyGuild guild = guildCache.get(guildID);
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user = new KittyUser(name, guild, role, uid, avatarID, discordID);
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DatabaseManager.instance.globalRegister(user);
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userCache.put(uid, user);
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}
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}
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return user;
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}
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// There is some redundant lookup occurring. If the user isn't cached yet, then we construct them and cache them.
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// The assumption is made that the user does, in fact, exist.
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public static KittyUser getKittyUser(String guildID, String userID)
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{
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String uid = guildID + userID;
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KittyUser user = null;
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synchronized(userCache)
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{
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user = userCache.get(uid);
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}
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if(user == null)
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{
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Guild jdaGuild = kitty.getGuildById(guildID);
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if(jdaGuild == null) return null;
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Member jdaMember = jdaGuild.getMemberById(userID);
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if(jdaMember == null) return null;
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User jdaUser = jdaMember.getUser();
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if(jdaUser == null) return null;
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user = extractUserByJDAUser(guildID, jdaMember.getNickname(), jdaUser.getId(), jdaUser.getAvatarUrl(), jdaUser.getId());
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updateUser(user, jdaMember);
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}
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return user;
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}
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// Updates a user's name appropriately based on nickname if available
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public static void updateUser(KittyUser user, Member member)
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{
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if(member.getNickname() == null)
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{
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user.name = member.getUser().getName();
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}
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else
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{
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user.name = member.getNickname();
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}
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user.avatarID = member.getUser().getAvatarUrl();
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}
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//////////////////////////
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// Construction Methods //
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//////////////////////////
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// Builds the core of the bot
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public static KittyCore constructKittyCore() throws LoginException, InterruptedException
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{
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lazyInit();
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// Determine token based on config. Default to test token.
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String tokenToUse = Ref.TestToken;
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if(ConfigGlobals.getStartupMode() == KittyStartupMode.Release)
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tokenToUse = Ref.Token;
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if(ConfigGlobals.getStartupMode() == KittyStartupMode.PoguRelease)
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tokenToUse = Ref.PoguToken;
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// Construct bot based on token
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kitty = new JDABuilder(AccountType.BOT)
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.setToken(tokenToUse).buildBlocking();
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kitty.getPresence().setGame(Game.playing("with a laser pointer"));
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kitty.addEventListener(new Main());
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return new KittyCore(kitty);
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}
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// Default construction of the command manager. In order to remotely resolve command enabling
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// and disabling, what we do is construct the commands with a localized pair that is checked against
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// the CommandEnabler object passed in. In theory, we could have multiple CommandManagers, tho we can
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// only have one CommandEnabler.
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public static CommandManager constructCommandManager(CommandEnabler commandEnabler)
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{
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lazyInit();
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if(commandManager == null)
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commandManager = new CommandManager(commandEnabler);
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return commandManager;
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}
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// Default database manager construction. It can be constructed
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// in different ways, and so we construct it outside of the constructor for
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// the factory since it doesn't have to be present / can be elsewhere.
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// Effectively we cache the database here.
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public static DatabaseManager constructDatabaseManager()
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{
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lazyInit();
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if(database == null)
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database = new DatabaseManager();
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return database;
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}
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public static Stats constructStats(CommandManager manager)
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{
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lazyInit();
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if(stats == null)
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stats = new Stats(manager);
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return stats;
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}
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public static RPManager constructRPManager()
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{
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lazyInit();
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if(rpManager == null)
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rpManager = new RPManager();
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return rpManager;
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}
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public static PluginManager constructPluginManager()
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{
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lazyInit();
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if(pluginManager == null)
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pluginManager = new PluginManager(Constants.AssetDirectory + "plugins/");
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return pluginManager;
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}
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/////////////////////
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// Utility Methods //
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/////////////////////
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// Returns number of cached guilds (does not equal total users in the database, only what's in memory)
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public static Integer getGuildCount()
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{ synchronized(guildCache)
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{
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return guildCache.size();
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}
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}
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// Returns number of cached users (does not equal total users in the database, only what's in memory)
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public static Integer getUserCount()
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{ synchronized(userCache)
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{
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return userCache.size();
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}
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}
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} |