/// <summary>
/// Sends mod log messages if configured, and re-processes messages if updated recently.
/// </summary>
private async Task HandleMessageUpdated(Cacheable <IMessage, ulong> messageBefore, SocketMessage messageAfter, ISocketMessageChannel channel)
{
if (messageAfter?.Channel is IGuildChannel guildChannel)
{
var textChannel = guildChannel as ITextChannel;
var settings = SettingsConfig.GetSettings(guildChannel.Guild.Id);
if (settings.HasFlag(ModOptions.Mod_LogEdit) &&
this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages&&
messageAfter.Channel.Id != settings.Mod_LogId && !messageAfter.Author.IsBot)
{
if (messageBefore.HasValue && messageBefore.Value.Content != messageAfter.Content && !string.IsNullOrEmpty(messageBefore.Value.Content))
{
string editText = $"**{messageAfter.Author.Username}** modified in {textChannel.Mention}: `{messageBefore.Value.Content}` to `{messageAfter.Content}`";
await modLogChannel.SendMessageAsync(editText.SubstringUpTo(Discord.DiscordConfig.MaxMessageSize));
}
}
// if the message is from the last hour, see if we can re-process it.
if (messageBefore.HasValue && messageAfter.Content != messageBefore.Value.Content && messageAfter.Author.Id != this.Client.CurrentUser.Id &&
DateTimeOffset.UtcNow.Subtract(messageAfter.Timestamp) < TimeSpan.FromHours(1))
{
await this.HandleMessageReceivedAsync(messageAfter);
}
}
}
/// <summary>
/// Sends farewells and mod log messages, if configured.
/// </summary>
private async Task HandleUserLeftAsync(SocketGuildUser guildUser)
{
var settings = SettingsConfig.GetSettings(guildUser.Guild.Id);
if (!string.IsNullOrEmpty(settings.Farewell) && settings.FarewellId != 0)
{
var farewell = settings.Farewell.Replace("%user%", guildUser.Mention);
farewell = farewell.Replace("%username%", $"{guildUser.Username}#{guildUser.Discriminator}");
farewell = Consts.ChannelRegex.Replace(farewell, new MatchEvaluator((Match chanMatch) =>
{
string channelName = chanMatch.Captures[0].Value;
var channel = guildUser.Guild.Channels.Where(c => c is ITextChannel && c.Name.Equals(channelName, StringComparison.OrdinalIgnoreCase)).FirstOrDefault();
return((channel as ITextChannel)?.Mention ?? channelName);
}));
var farewellChannel = this.Client.GetChannel(settings.FarewellId) as ITextChannel ?? guildUser.Guild.DefaultChannel;
if (farewellChannel.GetCurrentUserPermissions().SendMessages)
{
await farewellChannel.SendMessageAsync(farewell);
}
}
// mod log
if (settings.HasFlag(ModOptions.Mod_LogUserLeave) && this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
this.BatchSendMessageAsync(modLogChannel, $"{guildUser.Username}#{guildUser.Discriminator} left.");
}
}
protected void TrackEvent(string eventName, Dictionary <string, string> properties = null)
{
// set common properties/tags
if (properties == null)
{
properties = new Dictionary <string, string>();
}
properties["botType"] = $"{this.BotType}";
properties["shard"] = $"{this.Shard}";
// remove server/channel properties from discord unless sponsored by a patron
if (this.BotType == BotType.Discord && properties.ContainsKey("server"))
{
var settings = SettingsConfig.GetSettings(properties["server"]);
if (settings.PatronSponsor == 0)
{
properties.Remove("server");
properties.Remove("channel");
}
}
var tags = new List <string>();
foreach (var kvp in properties)
{
tags.Add($"{kvp.Key}:{kvp.Value}");
}
this.DogStats?.Increment(eventName, tags: tags.ToArray());
}
/// <summary>
/// Announces user voice join/leave and sends mod log messages, if configured.
/// </summary>
private async Task HandleUserVoiceStateUpdatedAsync(SocketUser user, SocketVoiceState beforeState, SocketVoiceState afterState)
{
// voice state detection
var guildUser = (user as SocketGuildUser);
var botGuildUser = guildUser.Guild.CurrentUser;
if (guildUser.Id != botGuildUser.Id) // ignore joins/leaves from the bot
{
if (beforeState.VoiceChannel != afterState.VoiceChannel && afterState.VoiceChannel == botGuildUser.VoiceChannel)
{
// if they are connecting for the first time, wait a moment to account for possible conncetion delay. otherwise play immediately.
if (beforeState.VoiceChannel == null)
{
await Task.Delay(1000);
}
await this.audioManager.SendAudioAsync(guildUser, afterState.VoiceChannel, VoicePhraseType.UserJoin);
}
else if (beforeState.VoiceChannel != afterState.VoiceChannel && beforeState.VoiceChannel == botGuildUser.VoiceChannel)
{
await this.audioManager.SendAudioAsync(guildUser, beforeState.VoiceChannel, VoicePhraseType.UserLeave);
}
}
// mod logging
var settings = SettingsConfig.GetSettings(guildUser.Guild.Id);
if (settings.Mod_LogId != 0)
{
if (this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
var msg = string.Empty;
if (settings.HasFlag(ModOptions.Mod_LogUserLeaveVoice) && beforeState.VoiceChannel != null && beforeState.VoiceChannel.Id != afterState.VoiceChannel?.Id)
{
msg = $"{guildUser.Username} left voice channel { beforeState.VoiceChannel.Name}";
}
if (settings.HasFlag(ModOptions.Mod_LogUserJoinVoice) && afterState.VoiceChannel != null && afterState.VoiceChannel.Id != beforeState.VoiceChannel?.Id)
{
if (string.IsNullOrEmpty(msg))
{
msg = $"{guildUser.Username} joined voice channel {afterState.VoiceChannel.Name}";
}
else
{
msg += $" and joined voice channel {afterState.VoiceChannel.Name}";
}
}
if (!string.IsNullOrEmpty(msg))
{
this.BatchSendMessageAsync(modLogChannel, msg);
}
}
}
}
private async Task HandleReactionAdded(Cacheable <IUserMessage, ulong> message, ISocketMessageChannel channel, SocketReaction reaction)
{
if (reaction.User.IsSpecified && reaction.User.Value.IsBot)
{
return;
}
string reactionEmote = reaction.Emote.Name;
// if an Eye emoji was added, let's process it
if ((reactionEmote == "👁" || reactionEmote == "🖼") &&
reaction.Message.IsSpecified &&
(IsAuthorPatron(reaction.UserId) || BotConfig.Instance.OcrAutoIds.Contains(channel.Id)) &&
reaction.Message.Value.ParseImageUrl() != null)
{
if (reaction.Message.Value.Reactions.Any(r => (r.Key.Name == "👁" || r.Key.Name == "🖼") && r.Value.ReactionCount > 1))
{
return;
}
await this.HandleMessageReceivedAsync(reaction.Message.Value, reactionEmote);
}
var guildChannel = channel as SocketTextChannel;
var settings = SettingsConfig.GetSettings(guildChannel.Guild.Id);
var customEmote = reaction.Emote as Emote;
if ((reactionEmote == "💬" || reactionEmote == "🗨️" || reactionEmote == "❓" || reactionEmote == "🤖") && reaction.Message.IsSpecified && !string.IsNullOrEmpty(reaction.Message.Value?.Content))
{
// if the reaction already exists, don't re-process.
if (reaction.Message.Value.Reactions.Any(r => (r.Key.Name == "💬" || r.Key.Name == "🗨️" || r.Key.Name == "❓" || r.Key.Name == "🤖") && r.Value.ReactionCount > 1))
{
return;
}
await this.HandleMessageReceivedAsync(reaction.Message.Value, reactionEmote, reaction.User.Value);
}
else if (reactionEmote == "➕" || reactionEmote == "➖" || customEmote?.Id == settings.RoleAddEmoteId || customEmote?.Id == settings.RoleRemoveEmoteId)
{
// handle possible role adds/removes
IUserMessage reactionMessage = null;
if (reaction.Message.IsSpecified)
{
reactionMessage = reaction.Message.Value;
}
else
{
reactionMessage = await reaction.Channel.GetMessageAsync(reaction.MessageId) as IUserMessage;
}
if (await RoleCommand.AddRoleViaReaction(reactionMessage, reaction))
{
await reactionMessage.RemoveReactionAsync(reaction.Emote, reaction.User.Value);
}
}
}
/// <summary>
/// Sends mod log messages for user bans, if configured.
/// </summary>
private async Task HandleUserBanned(SocketUser user, SocketGuild guild)
{
// mod log
var settings = SettingsConfig.GetSettings(guild.Id);
if (settings.HasFlag(ModOptions.Mod_LogUserBan) && this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
string userIdentifier = user != null ? $"{user.Username}#{user.Discriminator}" : "Unknown user";
await modLogChannel.SendMessageAsync($"{userIdentifier} was banned.");
}
}
/// <summary>
/// Sends greetings and mod log messages, and sets an auto role, if configured.
/// </summary>
private async Task HandleUserJoinedAsync(SocketGuildUser guildUser)
{
var settings = SettingsConfig.GetSettings(guildUser.Guild.Id);
if (!string.IsNullOrEmpty(settings.Greeting) && settings.GreetingId != 0)
{
var greeting = settings.Greeting.Replace("%user%", guildUser.Mention);
greeting = greeting.Replace("%username%", $"{guildUser.Username}#{guildUser.Discriminator}");
greeting = Consts.ChannelRegex.Replace(greeting, new MatchEvaluator((Match chanMatch) =>
{
string channelName = chanMatch.Groups[1].Value;
var channel = guildUser.Guild.Channels.Where(c => c is ITextChannel && c.Name.Equals(channelName, StringComparison.OrdinalIgnoreCase)).FirstOrDefault();
return((channel as ITextChannel)?.Mention ?? $"#{channelName}");
}));
var greetingChannel = this.Client.GetChannel(settings.GreetingId) as ITextChannel ?? guildUser.Guild.DefaultChannel;
if (greetingChannel.GetCurrentUserPermissions().SendMessages)
{
await greetingChannel.SendMessageAsync(greeting);
}
}
if (settings.JoinRoleId != 0 && guildUser.Guild.CurrentUser.GuildPermissions.ManageRoles)
{
var role = guildUser.Guild.GetRole(settings.JoinRoleId);
if (role != null)
{
try
{
await guildUser.AddRolesAsync(new[] { role });
}
catch (HttpException ex) when(ex.HttpCode == HttpStatusCode.Forbidden)
{
await guildUser.Guild.SendOwnerDMAsync($"Permissions error detected for {guildUser.Guild.Name}: Auto role add on user joined failed, role `{role.Name}` is higher in order than my role");
}
catch (HttpException ex) when(ex.HttpCode == HttpStatusCode.NotFound)
{
await guildUser.Guild.SendOwnerDMAsync($"Error detected for {guildUser.Guild.Name}: Auto role add on user joined failed, role `{role.Name}` does not exist");
}
}
}
// mod log
if (settings.Mod_LogId != 0 && settings.HasFlag(ModOptions.Mod_LogUserJoin))
{
string joinText = $"{guildUser.Username}#{guildUser.Discriminator} joined.";
if (this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
this.BatchSendMessageAsync(modLogChannel, joinText);
}
}
}
/// <summary>
/// Sends mod log messages for role and nickname changes, if configured.
/// </summary>
private Task HandleGuildMemberUpdated(SocketGuildUser guildUserBefore, SocketGuildUser guildUserAfter)
{
// Mod log
var settings = SettingsConfig.GetSettings(guildUserBefore.Guild.Id);
if (this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && (modLogChannel.GetCurrentUserPermissions().SendMessages))
{
if (settings.HasFlag(ModOptions.Mod_LogUserRole))
{
var rolesAdded = (from role in guildUserAfter.Roles
where guildUserBefore.Roles.All(r => r.Id != role.Id)
select guildUserAfter.Guild.Roles.First(g => g.Id == role.Id).Name.TrimStart('@')).ToList();
var rolesRemoved = (from role in guildUserBefore.Roles
where guildUserAfter.Roles.All(r => r.Id != role.Id)
select guildUserBefore.Guild.Roles.First(g => g.Id == role.Id).Name.TrimStart('@')).ToList();
if (rolesAdded.Count > 0)
{
string roleText = $"**{guildUserAfter.Username}#{guildUserAfter.Discriminator}** had these roles added: `{string.Join(",", rolesAdded)}`";
this.BatchSendMessageAsync(modLogChannel, roleText);
}
if (rolesRemoved.Count > 0)
{
string roleText = $"**{guildUserAfter.Username}#{guildUserAfter.Discriminator}** had these roles removed: `{string.Join(",", rolesRemoved)}`";
this.BatchSendMessageAsync(modLogChannel, roleText);
}
}
if (settings.HasFlag(ModOptions.Mod_LogUserNick) && guildUserAfter.Nickname != guildUserBefore.Nickname)
{
if (string.IsNullOrEmpty(guildUserAfter.Nickname))
{
string nickText = $"{guildUserAfter.Username}#{guildUserAfter.Discriminator} removed their nickname (was {guildUserBefore.Nickname})";
this.BatchSendMessageAsync(modLogChannel, nickText);
}
else if (string.IsNullOrEmpty(guildUserBefore.Nickname))
{
string nickText = $"{guildUserAfter.Username}#{guildUserAfter.Discriminator} set a new nickname to {guildUserAfter.Nickname}";
this.BatchSendMessageAsync(modLogChannel, nickText);
}
else
{
string nickText = $"{guildUserAfter.Username}#{guildUserAfter.Discriminator} changed their nickname from {guildUserBefore.Nickname} to {guildUserAfter.Nickname}";
this.BatchSendMessageAsync(modLogChannel, nickText);
}
}
}
return(Task.CompletedTask);
}
/// <summary>
/// Sends mod log messages for user bans, if configured.
/// </summary>
private Task HandleUserBanned(SocketUser user, SocketGuild guild)
{
// mod log
var settings = SettingsConfig.GetSettings(guild.Id);
if (settings.HasFlag(ModOptions.Mod_LogUserBan) && this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
string userIdentifier = user != null ? $"{user}" : "Unknown user";
this.BatchSendMessageAsync(modLogChannel, $"{userIdentifier} was banned.");
}
return(Task.CompletedTask);
}
/// <summary>
/// Handles leaving a guild. Calls the prune endpoint to clear out settings.
/// </summary>
private async Task HandleLeftGuildAsync(SocketGuild guild)
{
this.TrackEvent("serverLeave");
SettingsConfig.RemoveSettings(guild.Id.ToString());
if (this.Config.PruneEndpoint != null)
{
var req = WebRequest.Create($"{this.Config.PruneEndpoint}?id={guild.Id}");
await req.GetResponseAsync();
}
await audioManager.LeaveAudioAsync(guild.Id);
}
/// <summary>
/// Sends mod log messages if configured, and deletes any corresponding bot response.
/// </summary>
private async Task HandleMessageDeleted(Cacheable <IMessage, ulong> cachedMessage, ISocketMessageChannel channel)
{
var msg = this.botResponsesCache.Remove(cachedMessage.Id);
if (msg != null)
{
try
{
await msg.DeleteAsync();
}
catch (Exception)
{
// ignore, don't care if we can't delete our own message
}
}
if (cachedMessage.HasValue && channel is IGuildChannel guildChannel)
{
var message = cachedMessage.Value;
var textChannel = guildChannel as ITextChannel;
var guild = guildChannel.Guild as SocketGuild;
var settings = SettingsConfig.GetSettings(guildChannel.GuildId);
if (settings.HasFlag(ModOptions.Mod_LogDelete) && guildChannel.Id != settings.Mod_LogId && !message.Author.IsBot &&
this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
string delText = "";
if (settings.TriggersCensor(message.Content, out _))
{
delText = "```Word Censor Triggered```";
}
delText += $"**{message.Author.Mention} ({message.Author})** deleted in {textChannel.Mention}: {message.Content}";
// Include attachment URLs, if applicable
if (message.Attachments?.Count > 0)
{
delText += " " + string.Join(" ", message.Attachments.Select(a => a.Url));
}
this.BatchSendMessageAsync(modLogChannel, delText.SubstringUpTo(Discord.DiscordConfig.MaxMessageSize));
}
}
}
/// <summary>
/// Handles leaving a guild. Calls the prune endpoint to clear out settings.
/// </summary>
private async Task HandleLeftGuildAsync(SocketGuild guild)
{
this.TrackEvent("serverLeave");
SettingsConfig.RemoveSettings(guild.Id.ToString());
if (this.BotApi != null)
{
try
{
await this.BotApi.IssueRequestAsync(new BotMessageData(BotType.Discord) { Content = ".prune", Prefix = ".", Server = guild.Id.ToString() });
}
catch (Exception ex)
{
Log.Error(ex, $"Error calling prune command");
}
}
await audioManager.LeaveAudioAsync(guild.Id);
}
/// <summary>
/// Sends mod log messages if configured, and deletes any corresponding bot response.
/// </summary>
private async Task HandleMessageDeleted(Cacheable <IMessage, ulong> cachedMessage, ISocketMessageChannel channel)
{
var msg = this.botResponsesCache.Remove(cachedMessage.Id);
if (msg != null)
{
try
{
await msg.DeleteAsync();
}
catch (Exception)
{
// ignore, don't care if we can't delete our own message
}
}
if (cachedMessage.HasValue && channel is IGuildChannel guildChannel)
{
var message = cachedMessage.Value;
var textChannel = guildChannel as ITextChannel;
var guild = guildChannel.Guild as SocketGuild;
var settings = SettingsConfig.GetSettings(guildChannel.GuildId);
if (settings.HasFlag(ModOptions.Mod_LogDelete) && guildChannel.Id != settings.Mod_LogId && !message.Author.IsBot &&
this.Client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
string delText = "";
if (settings.TriggersCensor(message.Content, out _))
{
delText = "```Word Censor Triggered```";
}
var deletedContent = message.Content.Replace("@everyone", "@every\x200Bone").Replace("@here", "@he\x200Bre");
if (message.MentionedUserIds.Count > 0)
{
var guildUsers = guild.Users;
foreach (var userId in message.MentionedUserIds)
{
var guildUser = guildUsers.FirstOrDefault(u => u.Id == userId);
if (guildUser != null)
{
deletedContent = deletedContent.Replace($"{userId}", guildUser.Nickname ?? guildUser.Username);
}
}
}
if (message.MentionedRoleIds.Count > 0)
{
var guildRoles = guild.Roles;
foreach (var roleId in message.MentionedRoleIds)
{
var guildRole = guildRoles.FirstOrDefault(u => u.Id == roleId);
deletedContent = deletedContent.Replace($"{roleId}", guildRole.Name);
}
}
delText += $"**{message.Author.Username}#{message.Author.Discriminator}** deleted in {textChannel.Mention}: {deletedContent}";
// Include attachment URLs, if applicable
if (message.Attachments?.Count > 0)
{
delText += " " + string.Join(" ", message.Attachments.Select(a => a.Url));
}
this.BatchSendMessageAsync(modLogChannel, delText.SubstringUpTo(Discord.DiscordConfig.MaxMessageSize));
}
}
}
/// <summary>
/// Handles responses for messages.
/// TODO: This method is way too huge.
/// TODO: read prior todo, IT'S GETTING WORSe, STAHP
/// </summary>
private async Task HandleMessageReceivedAsync(SocketMessage socketMessage, string reactionType = null, IUser reactionUser = null)
{
var props = new Dictionary <string, string> {
{ "server", (socketMessage.Channel as SocketGuildChannel)?.Guild.Id.ToString() ?? "private" },
{ "channel", socketMessage.Channel.Id.ToString() },
};
this.TrackEvent("messageReceived", props);
// Ignore system and our own messages.
var message = socketMessage as SocketUserMessage;
bool isOutbound = false;
// replicate to webhook, if configured
this.CallOutgoingWebhookAsync(message).Forget();
if (message == null || (isOutbound = message.Author.Id == this.Client.CurrentUser.Id))
{
if (isOutbound && this.Config.LogOutgoing)
{
var logMessage = message.Embeds?.Count > 0 ? $"Sending [embed content] to {message.Channel.Name}" : $"Sending to {message.Channel.Name}: {message.Content}";
Log.Verbose($"{{Outgoing}} {logMessage}", ">>>");
}
return;
}
// Ignore other bots unless it's an allowed webhook
// Always ignore bot reactions
var webhookUser = message.Author as IWebhookUser;
if (message.Author.IsBot && !this.Config.Discord.AllowedWebhooks.Contains(webhookUser?.WebhookId ?? 0) || reactionUser?.IsBot == true)
{
return;
}
// grab the settings for this server
var botGuildUser = (message.Channel as SocketGuildChannel)?.Guild.CurrentUser;
var guildUser = message.Author as SocketGuildUser;
var guildId = webhookUser?.GuildId ?? guildUser?.Guild.Id;
var settings = SettingsConfig.GetSettings(guildId?.ToString());
// if it's a globally blocked server, ignore it unless it's the owner
if (message.Author.Id != this.Config.Discord.OwnerId && guildId != null && this.Config.Discord.BlockedServers.Contains(guildId.Value) && !this.Config.OcrAutoIds.Contains(message.Channel.Id))
{
return;
}
// if it's a globally blocked user, ignore them
if (this.Config.Discord.BlockedUsers.Contains(message.Author.Id))
{
return;
}
if (this.Throttler.IsThrottled(message.Author.Id.ToString(), ThrottleType.User))
{
Log.Debug($"messaging throttle from user: {message.Author.Id} on chan {message.Channel.Id} server {guildId}");
return;
}
// Bail out with help info if it's a PM
if (message.Channel is IDMChannel)
{
await this.RespondAsync(message, "Info and commands can be found at: https://ub3r-b0t.com [Commands don't work in direct messages]");
return;
}
if (this.Throttler.IsThrottled(guildId.ToString(), ThrottleType.Guild))
{
Log.Debug($"messaging throttle from guild: {message.Author.Id} on chan {message.Channel.Id} server {guildId}");
return;
}
var botContext = new DiscordBotContext(this.Client, message)
{
Reaction = reactionType,
ReactionUser = reactionUser,
BotApi = this.BotApi,
AudioManager = this.audioManager,
Bot = this,
};
foreach (var module in this.modules)
{
var typeInfo = module.GetType().GetTypeInfo();
var permissionChecksPassed = await this.CheckPermissions(botContext, typeInfo);
if (!permissionChecksPassed)
{
continue;
}
var result = await module.Process(botContext);
if (result == ModuleResult.Stop)
{
return;
}
}
var textChannel = message.Channel as ITextChannel;
if (botGuildUser != null && !botGuildUser.GetPermissions(textChannel).SendMessages)
{
return;
}
// If it's a command, match that before anything else.
await this.PreProcessMessage(botContext.MessageData, settings);
string command = botContext.MessageData.Command;
if (message.Attachments.FirstOrDefault() is Attachment attachment)
{
this.ImageUrls[botContext.MessageData.Channel] = attachment;
}
// if it's a blocked command, bail
if (settings.IsCommandDisabled(CommandsConfig.Instance, command) && !IsAuthorOwner(message))
{
return;
}
if (this.discordCommands.TryGetValue(command, out IDiscordCommand discordCommand))
{
var commandProps = new Dictionary <string, string> {
{ "command", command.ToLowerInvariant() },
{ "server", botContext.MessageData.Server },
{ "channel", botContext.MessageData.Channel }
};
this.TrackEvent("commandProcessed", commandProps);
var typeInfo = discordCommand.GetType().GetTypeInfo();
var permissionChecksPassed = await this.CheckPermissions(botContext, typeInfo);
if (permissionChecksPassed)
{
CommandResponse response;
using (this.DogStats?.StartTimer("commandDuration", tags: new[] { $"shard:{this.Shard}", $"command:{command.ToLowerInvariant()}", $"{this.BotType}" }))
{
response = await discordCommand.Process(botContext);
}
if (response?.Attachment != null)
{
var sentMessage = await message.Channel.SendFileAsync(response.Attachment.Stream, response.Attachment.Name, response.Text);
this.botResponsesCache.Add(message.Id, sentMessage);
}
else if (response?.MultiText != null)
{
foreach (var messageText in response.MultiText)
{
var sentMessage = await this.RespondAsync(message, messageText, response.Embed, bypassEdit : true);
this.botResponsesCache.Add(message.Id, sentMessage);
}
}
else if (!string.IsNullOrEmpty(response?.Text) || response?.Embed != null)
{
var sentMessage = await this.RespondAsync(message, response.Text, response.Embed);
this.botResponsesCache.Add(message.Id, sentMessage);
}
}
}
else
{
// Enter typing state for valid commands; skip if throttled
IDisposable typingState = null;
var commandKey = command + botContext.MessageData.Server;
if (this.Config.Discord.TriggerTypingOnCommands &&
CommandsConfig.Instance.Commands.ContainsKey(command) &&
!this.Throttler.IsThrottled(commandKey, ThrottleType.Command))
{
// possible bug with typing state
Log.Debug($"typing triggered by {command}");
typingState = message.Channel.EnterTypingState();
}
if (botContext.MessageData.Command == "quote" && reactionUser != null)
{
botContext.MessageData.UserName = reactionUser.Username;
}
try
{
BotResponseData responseData = await this.ProcessMessageAsync(botContext.MessageData, settings);
if (Uri.TryCreate(responseData.AttachmentUrl, UriKind.Absolute, out Uri attachmentUri))
{
Stream fileStream = await attachmentUri.GetStreamAsync();
var sentMessage = await message.Channel.SendFileAsync(fileStream, Path.GetFileName(attachmentUri.AbsolutePath));
this.botResponsesCache.Add(message.Id, sentMessage);
}
else if (responseData.Embed != null)
{
var sentMessage = await this.RespondAsync(message, string.Empty, responseData.Embed.CreateEmbedBuilder().Build(), bypassEdit : false, rateLimitChecked : botContext.MessageData.RateLimitChecked);
this.botResponsesCache.Add(message.Id, sentMessage);
}
else
{
foreach (string response in responseData.Responses)
{
if (!string.IsNullOrWhiteSpace(response))
{
// if sending a multi part message, skip the edit optimization.
var sentMessage = await this.RespondAsync(message, response, embedResponse : null, bypassEdit : responseData.Responses.Count > 1, rateLimitChecked : botContext.MessageData.RateLimitChecked);
this.botResponsesCache.Add(message.Id, sentMessage);
}
}
}
}
finally
{
typingState?.Dispose();
}
}
}
/// <summary>
/// Handles responses for messages.
/// TODO: This method is way too huge.
/// </summary>
private async Task HandleMessageReceivedAsync(SocketMessage socketMessage, string reactionType = null, IUser reactionUser = null)
{
var props = new Dictionary <string, string> {
{ "server", (socketMessage.Channel as SocketGuildChannel)?.Guild.Id.ToString() ?? "private" },
{ "channel", socketMessage.Channel.Id.ToString() },
};
this.TrackEvent("messageReceived", props);
// Ignore system and our own messages.
var message = socketMessage as SocketUserMessage;
bool isOutbound = false;
// replicate to webhook, if configured
this.CallOutgoingWebhookAsync(message).Forget();
if (message == null || (isOutbound = message.Author.Id == this.Client.CurrentUser.Id))
{
if (isOutbound)
{
var logMessage = message.Embeds?.Count > 0 ? $"\tSending [embed content] to {message.Channel.Name}" : $"\tSending to {message.Channel.Name}: {message.Content}";
this.Logger.Log(LogType.Outgoing, logMessage);
}
return;
}
// Ignore other bots
if (message.Author.IsBot)
{
return;
}
// grab the settings for this server
var botGuildUser = (message.Channel as SocketGuildChannel)?.Guild.CurrentUser;
var guildUser = message.Author as SocketGuildUser;
var guildId = (guildUser != null && guildUser.IsWebhook) ? null : guildUser?.Guild.Id;
var settings = SettingsConfig.GetSettings(guildId?.ToString());
// if it's a globally blocked server, ignore it unless it's the owner
if (message.Author.Id != this.Config.Discord.OwnerId && guildId != null && this.Config.Discord.BlockedServers.Contains(guildId.Value) && !this.Config.OcrAutoIds.Contains(message.Channel.Id))
{
return;
}
// if the user is blocked based on role, return
var botlessRoleId = guildUser?.Guild?.Roles?.FirstOrDefault(r => r.Name?.ToLowerInvariant() == "botless")?.Id;
if ((message.Author as IGuildUser)?.RoleIds.Any(r => botlessRoleId != null && r == botlessRoleId.Value) ?? false)
{
return;
}
// Bail out with help info if it's a PM
if (message.Channel is IDMChannel)
{
await this.RespondAsync(message, "Info and commands can be found at: https://ub3r-b0t.com [Commands don't work in direct messages]");
return;
}
var botContext = new DiscordBotContext(this.Client, message)
{
Reaction = reactionType,
ReactionUser = reactionUser,
BotApi = this.BotApi,
AudioManager = this.audioManager,
};
foreach (var module in this.modules)
{
var typeInfo = module.GetType().GetTypeInfo();
var permissionChecksPassed = await this.CheckPermissions(botContext, typeInfo);
if (!permissionChecksPassed)
{
continue;
}
var result = await module.Process(botContext);
if (result == ModuleResult.Stop)
{
return;
}
}
var textChannel = message.Channel as ITextChannel;
if (botGuildUser != null && !botGuildUser.GetPermissions(textChannel).SendMessages)
{
return;
}
// If it's a command, match that before anything else.
await this.PreProcessMessage(botContext.MessageData, settings);
string command = botContext.MessageData.Command;
if (message.Attachments.FirstOrDefault() is Attachment attachment)
{
imageUrls[botContext.MessageData.Channel] = attachment;
}
// if it's a blocked command, bail
if (settings.IsCommandDisabled(CommandsConfig.Instance, command) && !IsAuthorOwner(message))
{
return;
}
if (this.discordCommands.TryGetValue(command, out IDiscordCommand discordCommand))
{
var typeInfo = discordCommand.GetType().GetTypeInfo();
var permissionChecksPassed = await this.CheckPermissions(botContext, typeInfo);
if (permissionChecksPassed)
{
var response = await discordCommand.Process(botContext);
if (response?.Attachment != null)
{
var sentMessage = await message.Channel.SendFileAsync(response.Attachment.Stream, response.Attachment.Name, response.Text);
this.botResponsesCache.Add(message.Id, sentMessage);
}
else if (!string.IsNullOrEmpty(response?.Text) || response?.Embed != null)
{
var sentMessage = await this.RespondAsync(message, response.Text, response.Embed);
this.botResponsesCache.Add(message.Id, sentMessage);
}
}
}
else
{
IDisposable typingState = null;
if (CommandsConfig.Instance.Commands.ContainsKey(command))
{
// possible bug with typing state
Console.WriteLine($"typing triggered by {command}");
typingState = message.Channel.EnterTypingState();
}
if (botContext.MessageData.Command == "quote" && reactionUser != null)
{
botContext.MessageData.UserName = reactionUser.Username;
}
try
{
BotResponseData responseData = await this.ProcessMessageAsync(botContext.MessageData, settings);
if (responseData.Embed != null)
{
var sentMessage = await this.RespondAsync(message, string.Empty, responseData.Embed.CreateEmbedBuilder());
this.botResponsesCache.Add(message.Id, sentMessage);
}
else
{
foreach (string response in responseData.Responses)
{
if (!string.IsNullOrEmpty(response))
{
// if sending a multi part message, skip the edit optimization.
var sentMessage = await this.RespondAsync(message, response, embedResponse : null, bypassEdit : responseData.Responses.Count > 1);
this.botResponsesCache.Add(message.Id, sentMessage);
}
}
}
}
finally
{
typingState?.Dispose();
}
}
}
/// <inheritdoc />
protected override async Task <bool> SendNotification(NotificationData notification)
{
var guild = this.Client.GetGuild(Convert.ToUInt64(notification.Server)) as IGuild;
// if the guild wasn't found, it belongs to another shard.
if (guild == null)
{
return(false);
}
var channelToUse = this.Client.GetChannel(Convert.ToUInt64(notification.Channel)) as ITextChannel;
// if the channel doesn't exist or we don't have send permissions, try to get the default channel instead.
if (!channelToUse?.GetCurrentUserPermissions().SendMessages ?? true)
{
channelToUse = await guild.GetDefaultChannelAsync() as ITextChannel;
// if the default channel couldn't be found or we don't have permissions, then we're SOL.
// flag as processed.
if (channelToUse == null || !channelToUse.GetCurrentUserPermissions().SendMessages)
{
return(true);
}
}
var settings = SettingsConfig.GetSettings(notification.Server);
// adjust the notification text to disable discord link parsing, if configured to do so
if (settings.DisableLinkParsing)
{
notification.Text = Consts.UrlRegex.Replace(notification.Text, new MatchEvaluator((Match urlMatch) =>
{
return($"<{urlMatch.Captures[0]}>");
}));
}
try
{
if (notification.Embed != null && settings.HasFlag(notification.Type))
{
// TODO: discord handles twitter embeds nicely; should adjust the notification data accordingly so we don't need this explicit check here
if (notification.Type == NotificationType.Twitter)
{
await channelToUse.SendMessageAsync(notification.Embed.Url);
}
else
{
var url = string.IsNullOrEmpty(notification.Embed.Url) ? string.Empty : $"<{notification.Embed.Url}>";
await channelToUse.SendMessageAsync(url, false, notification.Embed.CreateEmbedBuilder());
}
}
else
{
await channelToUse.SendMessageAsync(notification.Text);
}
}
catch (Exception ex)
{
// TODO:
// Add retry support.
string extraData = null;
if (notification.Embed != null)
{
extraData = JsonConvert.SerializeObject(notification.Embed);
}
this.Logger.Log(LogType.Error, $"Failed to send notification {extraData}: {ex}");
}
return(true);
}
/// <inheritdoc />
protected override async Task <bool> SendNotification(NotificationData notification)
{
// if the guild wasn't found, it belongs to another shard.
if (!(this.Client.GetGuild(Convert.ToUInt64(notification.Server)) is IGuild guild))
{
return(false);
}
Log.Information($"Sending {notification.Type} notification to {notification.Channel} on guild {notification.Server}");
string extraText = string.Empty;
var channelToUse = this.Client.GetChannel(Convert.ToUInt64(notification.Channel)) as ITextChannel;
// if the channel doesn't exist or we don't have send permissions, try to get the default channel instead.
if (!channelToUse?.GetCurrentUserPermissions().SendMessages ?? true)
{
// add some hint text about the misconfigured channel
string hint = "fix it in the admin panel";
if (notification.Type == NotificationType.Reminder)
{
hint = "server owner: `.remove timer ###` and recreate it";
}
if (channelToUse == null)
{
extraText = $" [Note: the channel configured is missing; {hint}]";
}
else
{
extraText = $" [Note: missing permissions for the channel configured; adjust permissions or {hint}]";
}
channelToUse = await guild.GetDefaultChannelAsync();
// if the default channel couldn't be found or we don't have permissions, then we're SOL.
// flag as processed.
if (channelToUse == null || !channelToUse.GetCurrentUserPermissions().SendMessages)
{
return(true);
}
}
var settings = SettingsConfig.GetSettings(notification.Server);
// adjust the notification text to disable discord link parsing, if configured to do so
if (settings.DisableLinkParsing && notification.Type != NotificationType.Reminder)
{
notification.Text = Consts.UrlRegex.Replace(notification.Text, new MatchEvaluator((Match urlMatch) =>
{
return($"<{urlMatch.Captures[0]}>");
}));
}
try
{
var customText = settings.NotificationText.FirstOrDefault(n => n.Type == notification.Type)?.Text;
var allowedMentions = notification.AllowMentions ?
new AllowedMentions {
MentionRepliedUser = false, AllowedTypes = AllowedMentionTypes.Roles | AllowedMentionTypes.Users | AllowedMentionTypes.Everyone
} :
AllowedMentions.None;
MessageReference messageReference = null;
if (!string.IsNullOrEmpty(notification.MessageId) && ulong.TryParse(notification.MessageId, out var messageId))
{
messageReference = new MessageReference(messageId, failIfNotExists: false);
}
if (notification.Embed != null && settings.HasFlag(notification.Type))
{
// TODO: discord handles twitter embeds nicely; should adjust the notification data accordingly so we don't need this explicit check here
if (notification.Type == NotificationType.Twitter)
{
var messageText = $"{notification.Embed.Title} {notification.Embed.Url} {customText}{extraText}".Trim();
await channelToUse.SendMessageAsync(messageText, allowedMentions : allowedMentions, messageReference : messageReference);
}
else
{
var messageText = string.IsNullOrEmpty(notification.Embed.Url) ? string.Empty : $"<{notification.Embed.Url}>";
messageText += $" {customText}{extraText}".TrimEnd();
await channelToUse.SendMessageAsync(messageText, false, notification.Embed.CreateEmbedBuilder().Build(), allowedMentions : allowedMentions, messageReference : messageReference);
}
}
else
{
var messageText = $"{notification.Text} {customText}{extraText}".TrimEnd();
var sentMesage = await channelToUse.SendMessageAsync(messageText.SubstringUpTo(Discord.DiscordConfig.MaxMessageSize), allowedMentions : allowedMentions, messageReference : messageReference);
// update feedback messages to include the message ID
if (notification.Type == NotificationType.Feedback && notification.SubType != SubType.Reply)
{
await sentMesage.ModifyAsync(m => m.Content = $"{sentMesage.Content} (mid: {sentMesage.Id})");
}
}
var props = new Dictionary <string, string> {
{ "server", notification.Server },
{ "channel", notification.Channel },
{ "notificationType", notification.Type.ToString() },
};
this.TrackEvent("notificationSent", props);
}
catch (Exception ex)
{
// TODO:
// Add retry support.
string extraData = null;
if (notification.Embed != null)
{
extraData = JsonConvert.SerializeObject(notification.Embed);
}
Log.Error(ex, $"Failed to send notification {extraData}");
}
return(true);
}
// TODO:
// this is icky
// it's getting worse...TODO: read the above todo and fix it
internal DiscordCommands(DiscordSocketClient client, AudioManager audioManager, BotApi botApi)
{
this.client = client;
this.audioManager = audioManager;
this.botApi = botApi;
this.Commands = new Dictionary <string, Func <SocketUserMessage, Task <CommandResponse> > >();
this.CreateScriptOptions();
Commands.Add("debug", (message) =>
{
var serverId = (message.Channel as IGuildChannel)?.GuildId.ToString() ?? "n/a";
var botVersion = Assembly.GetEntryAssembly().GetName().Version.ToString();
var response = new CommandResponse {
Text = $"```Server ID: {serverId} | Channel ID: {message.Channel.Id} | Your ID: {message.Author.Id} | Shard ID: {client.ShardId} | Version: {botVersion} | Discord.NET Version: {DiscordSocketConfig.Version}```"
};
return(Task.FromResult(response));
});
Commands.Add("seen", async(message) =>
{
if (message.Channel is IGuildChannel guildChannel)
{
var settings = SettingsConfig.GetSettings(guildChannel.GuildId.ToString());
if (!settings.SeenEnabled)
{
return(new CommandResponse {
Text = "Seen data is not being tracked for this server. Enable it in the admin settings panel."
});
}
string[] parts = message.Content.Split(new[] { ' ' }, 2);
if (parts.Length != 2)
{
return(new CommandResponse {
Text = "Usage: .seen username"
});
}
var targetUser = (await guildChannel.Guild.GetUsersAsync()).Find(parts[1]).FirstOrDefault();
if (targetUser != null)
{
if (targetUser.Id == client.CurrentUser.Id)
{
return(new CommandResponse {
Text = $"I was last seen...wait...seriously? Ain't no one got time for your shit, {message.Author.Username}."
});
}
if (targetUser.Id == message.Author.Id)
{
return(new CommandResponse {
Text = $"You were last seen now, saying: ... god DAMN it {message.Author.Username}, quit wasting my time"
});
}
string query = $"seen {targetUser.Id} {targetUser.Username}";
var messageData = BotMessageData.Create(message, query, settings);
var response = (await this.botApi.IssueRequestAsync(messageData, query)).Responses.FirstOrDefault();
if (response != null)
{
return(new CommandResponse {
Text = response
});
}
}
return(new CommandResponse {
Text = $"I...omg...I have not seen {parts[1]} in this channel :X I AM SOOOOOO SORRY"
});
}
return(null);
});
Commands.Add("remove", async(message) =>
{
if (message.Channel is IGuildChannel guildChannel)
{
if (message.Author.Id != guildChannel.Guild.OwnerId)
{
return(new CommandResponse {
Text = "Restricted to server owner."
});
}
var settings = SettingsConfig.GetSettings(guildChannel.GuildId.ToString());
string[] parts = message.Content.Split(new[] { ' ' }, 3);
if (parts.Length != 3)
{
return(new CommandResponse {
Text = "Usage: .remove type #; valid types are timer and wc"
});
}
var type = parts[1].ToLowerInvariant();
var id = parts[2];
string query = $"remove {CommandsConfig.Instance.HelperKey} {type} {id}";
var messageData = BotMessageData.Create(message, query, settings);
var response = (await this.botApi.IssueRequestAsync(messageData, query)).Responses.FirstOrDefault();
if (response != null)
{
return(new CommandResponse {
Text = response
});
}
}
return(null);
});
Commands.Add("status", async(message) =>
{
var serversStatus = await Utilities.GetApiResponseAsync <HeartbeatData[]>(BotConfig.Instance.HeartbeatEndpoint);
var dataSb = new StringBuilder();
dataSb.Append("```cs\n" +
"type shard server count users voice count\n");
int serverTotal = 0;
int userTotal = 0;
int voiceTotal = 0;
foreach (HeartbeatData heartbeat in serversStatus)
{
serverTotal += heartbeat.ServerCount;
userTotal += heartbeat.UserCount;
voiceTotal += heartbeat.VoiceChannelCount;
var botType = heartbeat.BotType.PadRight(11);
var shard = heartbeat.Shard.ToString().PadLeft(4);
var servers = heartbeat.ServerCount.ToString().PadLeft(13);
var users = heartbeat.UserCount.ToString().PadLeft(10);
var voice = heartbeat.VoiceChannelCount.ToString().PadLeft(13);
dataSb.Append($"{botType} {shard} {servers} {users} {voice}\n");
}
// add up totals
dataSb.Append($"-------\n");
dataSb.Append($"Total: {serverTotal.ToString().PadLeft(13)} {userTotal.ToString().PadLeft(10)} {voiceTotal.ToString().PadLeft(13)}\n");
dataSb.Append("```");
return(new CommandResponse {
Text = dataSb.ToString()
});
});
Commands.Add("voice", (message) =>
{
var channel = (message.Author as IGuildUser)?.VoiceChannel;
if (channel == null)
{
return(Task.FromResult(new CommandResponse {
Text = "Join a voice channel first"
}));
}
Task.Run(async() =>
{
try
{
await audioManager.JoinAudioAsync(channel);
}
catch (Exception ex)
{
// TODO: proper logging
Console.WriteLine(ex);
}
}).Forget();
return(Task.FromResult((CommandResponse)null));
});
Commands.Add("dvoice", (message) =>
{
if (message.Channel is IGuildChannel channel)
{
Task.Run(async() =>
{
try
{
await audioManager.LeaveAudioAsync(channel);
}
catch (Exception ex)
{
// TODO: proper logging
Console.WriteLine(ex);
}
}).Forget();
}
return(Task.FromResult((CommandResponse)null));
});
Commands.Add("devoice", (message) =>
{
if (message.Channel is IGuildChannel channel)
{
Task.Run(async() =>
{
try
{
await audioManager.LeaveAudioAsync(channel);
}
catch (Exception ex)
{
// TODO: proper logging
Console.WriteLine(ex);
}
}).Forget();
}
return(Task.FromResult((CommandResponse)null));
});
Commands.Add("clear", async(message) =>
{
if (message.Channel is IDMChannel)
{
return(null);
}
var guildUser = message.Author as IGuildUser;
if (!guildUser.GuildPermissions.ManageMessages)
{
return(new CommandResponse {
Text = "you don't have permissions to clear messages, fartface"
});
}
var guildChannel = message.Channel as IGuildChannel;
string[] parts = message.Content.Split(new[] { ' ' }, 3);
if (parts.Length != 2 && parts.Length != 3)
{
return(new CommandResponse {
Text = "Usage: .clear #; Usage for user specific messages: .clear # username"
});
}
IUser deletionUser = null;
if (parts.Length == 3)
{
if (ulong.TryParse(parts[2], out ulong userId))
{
deletionUser = await message.Channel.GetUserAsync(userId);
}
else
{
deletionUser = (await guildUser.Guild.GetUsersAsync().ConfigureAwait(false)).Find(parts[2]).FirstOrDefault();
}
if (deletionUser == null)
{
return(new CommandResponse {
Text = "Couldn't find the specified user. Try their ID if nick matching is struggling"
});
}
}
var botGuildUser = await guildChannel.GetUserAsync(client.CurrentUser.Id);
bool botOnly = deletionUser == botGuildUser;
if (!botOnly && !botGuildUser.GetPermissions(guildChannel).ManageMessages)
{
return(new CommandResponse {
Text = "yeah I don't have the permissions to delete messages, buttwad."
});
}
if (int.TryParse(parts[1], out int count))
{
var textChannel = message.Channel as ITextChannel;
// +1 for the current .clear message
if (deletionUser == null)
{
count = Math.Min(99, count) + 1;
}
else
{
count = Math.Min(100, count);
}
// download messages until we've hit the limit
var msgsToDelete = new List <IMessage>();
var msgsToDeleteCount = 0;
ulong?lastMsgId = null;
var i = 0;
while (msgsToDeleteCount < count)
{
i++;
IEnumerable <IMessage> downloadedMsgs;
try
{
if (!lastMsgId.HasValue)
{
downloadedMsgs = await textChannel.GetMessagesAsync(count).Flatten();
}
else
{
downloadedMsgs = await textChannel.GetMessagesAsync(lastMsgId.Value, Direction.Before, count).Flatten();
}
}
catch (Exception ex)
{
downloadedMsgs = new IMessage[0];
Console.WriteLine(ex);
}
if (downloadedMsgs.Count() > 0)
{
lastMsgId = downloadedMsgs.Last().Id;
var msgs = downloadedMsgs.Where(m => (deletionUser == null || m.Author?.Id == deletionUser.Id)).Take(count - msgsToDeleteCount);
msgsToDeleteCount += msgs.Count();
msgsToDelete.AddRange(msgs);
}
else
{
break;
}
if (i >= 5)
{
break;
}
}
var settings = SettingsConfig.GetSettings(guildUser.GuildId.ToString());
if (settings.HasFlag(ModOptions.Mod_LogDelete) && this.client.GetChannel(settings.Mod_LogId) is ITextChannel modLogChannel && modLogChannel.GetCurrentUserPermissions().SendMessages)
{
modLogChannel.SendMessageAsync($"{guildUser.Username}#{guildUser.Discriminator} cleared {msgsToDeleteCount} messages from {textChannel.Mention}").Forget();
}
try
{
await(message.Channel as ITextChannel).DeleteMessagesAsync(msgsToDelete);
}
catch (ArgumentOutOfRangeException)
{
return(new CommandResponse {
Text = "Bots cannot delete messages older than 2 weeks."
});
}
return(null);
}
else
{
return(new CommandResponse {
Text = "Usage: .clear #"
});
}
});
Commands.Add("jpeg", async(message) =>
{
var messageParts = message.Content.Split(new[] { ' ' }, 2);
var fileName = "moar.jpeg";
var url = string.Empty;
if (messageParts.Length == 2 && Uri.IsWellFormedUriString(messageParts[1], UriKind.Absolute))
{
url = messageParts[1];
}
else
{
Attachment img = message.Attachments.FirstOrDefault();
if (img != null || DiscordBot.imageUrls.TryGetValue(message.Channel.Id.ToString(), out img))
{
url = img.Url;
fileName = img.Filename;
}
}
if (!string.IsNullOrEmpty(url))
{
using (var httpClient = new HttpClient())
{
var response = await httpClient.GetAsync(CommandsConfig.Instance.JpegEndpoint.AppendQueryParam("url", url));
var stream = await response.Content.ReadAsStreamAsync();
return(new CommandResponse
{
Attachment = new FileResponse
{
Name = fileName,
Stream = stream,
}
});
}
}
return(null);
});
Commands.Add("userinfo", async(message) =>
{
SocketUser targetUser = message.MentionedUsers?.FirstOrDefault();
if (targetUser == null)
{
var messageParts = message.Content.Split(new[] { ' ' }, 2);
if (messageParts.Length == 2)
{
if (message.Channel is IGuildChannel guildChannel)
{
targetUser = (await guildChannel.Guild.GetUsersAsync()).Find(messageParts[1]).FirstOrDefault() as SocketUser;
}
if (targetUser == null)
{
return(new CommandResponse {
Text = "User not found. Try a direct mention."
});
}
}
else
{
targetUser = message.Author;
}
}
var guildUser = targetUser as IGuildUser;
if (guildUser == null)
{
return(null);
}
var userInfo = new
{
Title = $"UserInfo for {targetUser.Username}#{targetUser.Discriminator}",
AvatarUrl = targetUser.GetAvatarUrl(),
NicknameInfo = !string.IsNullOrEmpty(guildUser.Nickname) ? $" aka {guildUser.Nickname}" : "",
Footnote = CommandsConfig.Instance.UserInfoSnippets.Random(),
Created = $"{targetUser.GetCreatedDate().ToString("dd MMM yyyy")} {targetUser.GetCreatedDate().ToString("hh:mm:ss tt")} UTC",
Joined = guildUser.JoinedAt.HasValue ? $"{guildUser.JoinedAt.Value.ToString("dd MMM yyyy")} {guildUser.JoinedAt.Value.ToString("hh:mm:ss tt")} UTC" : "[data temporarily missing]",
Id = targetUser.Id.ToString(),
};
EmbedBuilder embedBuilder = null;
string text = string.Empty;
var settings = SettingsConfig.GetSettings(guildUser.GuildId.ToString());
if ((message.Channel as ITextChannel).GetCurrentUserPermissions().EmbedLinks&& settings.PreferEmbeds)
{
embedBuilder = new EmbedBuilder
{
Title = userInfo.Title,
ThumbnailUrl = userInfo.AvatarUrl,
};
if (!string.IsNullOrEmpty(userInfo.NicknameInfo))
{
embedBuilder.Description = userInfo.NicknameInfo;
}
embedBuilder.Footer = new EmbedFooterBuilder
{
Text = userInfo.Footnote,
};
embedBuilder.AddField((field) =>
{
field.IsInline = true;
field.Name = "created";
field.Value = userInfo.Created;
});
if (guildUser.JoinedAt.HasValue)
{
embedBuilder.AddField((field) =>
{
field.IsInline = true;
field.Name = "joined";
field.Value = userInfo.Joined;
});
}
var roles = new List <string>();
foreach (ulong roleId in guildUser.RoleIds)
{
roles.Add(guildUser.Guild.Roles.First(g => g.Id == roleId).Name.TrimStart('@'));
}
embedBuilder.AddField((field) =>
{
field.IsInline = false;
field.Name = "roles";
field.Value = string.Join(", ", roles);
});
embedBuilder.AddField((field) =>
{
field.IsInline = true;
field.Name = "Id";
field.Value = userInfo.Id;
});
}
else
{
text = $"{userInfo.Title}{userInfo.NicknameInfo}: ID: {userInfo.Id} | Created: {userInfo.Created} | Joined: {userInfo.Joined} | word on the street: {userInfo.Footnote}";
}
return(new CommandResponse {
Text = text, Embed = embedBuilder
});
});
Commands.Add("serverinfo", async(message) =>
{
EmbedBuilder embedBuilder = null;
string text = string.Empty;
if (message.Channel is IGuildChannel guildChannel && message.Channel is ITextChannel textChannel)
{
var guild = guildChannel.Guild;
var emojiCount = guild.Emotes.Count();
var emojiText = "no custom emojis? I am ASHAMED to be here";
if (emojiCount > 50)
{
emojiText = $"...{emojiCount} emojis? hackers";
}
else if (emojiCount == 50)
{
emojiText = "wow 50 custom emojis! that's the max";
}
else if (emojiCount >= 40)
{
emojiText = $"{emojiCount} custom emojis in here. impressive...most impressive...";
}
else if (emojiCount > 25)
{
emojiText = $"the custom emoji force is strong with this guild. {emojiCount} is over halfway to the max.";
}
else if (emojiCount > 10)
{
emojiText = $"{emojiCount} custom emoji is...passable";
}
else if (emojiCount > 0)
{
emojiText = $"really, only {emojiCount} custom emoji? tsk tsk.";
}
await(message.Channel as SocketGuildChannel).Guild.DownloadUsersAsync();
var serverInfo = new
{
Title = $"Server Info for {guild.Name}",
UserCount = (await guild.GetUsersAsync()).Count(),
Owner = (await guild.GetOwnerAsync()).Username,
Created = $"{guild.CreatedAt.ToString("dd MMM yyyy")} {guild.CreatedAt.ToString("hh:mm:ss tt")} UTC",
EmojiText = emojiText,
};
var settings = SettingsConfig.GetSettings(guildChannel.GuildId.ToString());
if (textChannel.GetCurrentUserPermissions().EmbedLinks&& settings.PreferEmbeds)
{
embedBuilder = new EmbedBuilder
{
Title = serverInfo.Title,
ThumbnailUrl = guildChannel.Guild.IconUrl,
};
embedBuilder.AddField((field) =>
{
field.IsInline = true;
field.Name = "Users";
field.Value = serverInfo.UserCount;
});
embedBuilder.AddField((field) =>
{
field.IsInline = true;
field.Name = "Owner";
field.Value = serverInfo.Owner;
});
embedBuilder.AddField((field) =>
{
field.IsInline = true;
field.Name = "Id";
field.Value = guild.Id;
});
embedBuilder.AddField((field) =>
{
field.IsInline = true;
field.Name = "created";
field.Value = serverInfo.Created;
});
embedBuilder.Footer = new EmbedFooterBuilder
{
Text = serverInfo.EmojiText,
};
if (!string.IsNullOrEmpty(guild.SplashUrl))
{
embedBuilder.Footer.IconUrl = guild.SplashUrl;
}
}
else
{
text = $"{serverInfo.Title}: Users: {serverInfo.UserCount} | Owner: {serverInfo.Owner} | Id: {guild.Id} | Created: {serverInfo.Created} | {serverInfo.EmojiText}";
}
}
/// <inheritdoc />
protected override async Task <bool> SendNotification(NotificationData notification)
{
// if the guild wasn't found, it belongs to another shard.
if (!(this.Client.GetGuild(Convert.ToUInt64(notification.Server)) is IGuild guild))
{
return(false);
}
var channelToUse = this.Client.GetChannel(Convert.ToUInt64(notification.Channel)) as ITextChannel;
// if the channel doesn't exist or we don't have send permissions, try to get the default channel instead.
if (!channelToUse?.GetCurrentUserPermissions().SendMessages ?? true)
{
channelToUse = await guild.GetDefaultChannelAsync() as ITextChannel;
// if the default channel couldn't be found or we don't have permissions, then we're SOL.
// flag as processed.
if (channelToUse == null || !channelToUse.GetCurrentUserPermissions().SendMessages)
{
return(true);
}
}
var settings = SettingsConfig.GetSettings(notification.Server);
// adjust the notification text to disable discord link parsing, if configured to do so
if (settings.DisableLinkParsing && notification.Type != NotificationType.Reminder)
{
notification.Text = Consts.UrlRegex.Replace(notification.Text, new MatchEvaluator((Match urlMatch) =>
{
return($"<{urlMatch.Captures[0]}>");
}));
}
try
{
if (notification.Embed != null && settings.HasFlag(notification.Type))
{
// TODO: discord handles twitter embeds nicely; should adjust the notification data accordingly so we don't need this explicit check here
if (notification.Type == NotificationType.Twitter)
{
await channelToUse.SendMessageAsync(notification.Embed.Url);
}
else
{
var customText = settings.NotificationText.FirstOrDefault(n => n.Type == notification.Type)?.Text;
var messageText = string.IsNullOrEmpty(notification.Embed.Url) ? string.Empty : $"<{notification.Embed.Url}>";
if (!string.IsNullOrEmpty(customText))
{
messageText += $" {customText}";
}
await channelToUse.SendMessageAsync(messageText, false, notification.Embed.CreateEmbedBuilder().Build());
}
}
else
{
await channelToUse.SendMessageAsync(notification.Text.SubstringUpTo(Discord.DiscordConfig.MaxMessageSize));
}
var props = new Dictionary <string, string> {
{ "server", notification.Server },
{ "channel", notification.Channel },
{ "notificationType", notification.Type.ToString() },
};
this.TrackEvent("notificationSent", props);
}
catch (Exception ex)
{
// TODO:
// Add retry support.
string extraData = null;
if (notification.Embed != null)
{
extraData = JsonConvert.SerializeObject(notification.Embed);
}
Log.Error(ex, $"Failed to send notification {extraData}");
}
return(true);
}
/// <summary>
/// Handles responses for messages.
/// TODO: This method is way too huge.
/// </summary>
private async Task HandleMessageReceivedAsync(SocketMessage socketMessage, string reactionType = null, IUser reactionUser = null)
{
// Ignore system and our own messages.
var message = socketMessage as SocketUserMessage;
bool isOutbound = false;
// replicate to webhook, if configured
this.CallOutgoingWebhookAsync(message).Forget();
if (message == null || (isOutbound = message.Author.Id == this.Client.CurrentUser.Id))
{
if (isOutbound)
{
if (message.Embeds?.Count > 0)
{
this.Logger.Log(LogType.Outgoing, $"\tSending [embed content] to {message.Channel.Name}");
}
else
{
this.Logger.Log(LogType.Outgoing, $"\tSending to {message.Channel.Name}: {message.Content}");
}
}
return;
}
// Ignore other bots
if (message.Author.IsBot)
{
return;
}
// grab the settings for this server
var botGuildUser = (message.Channel as SocketGuildChannel)?.Guild.CurrentUser;
var guildUser = message.Author as IGuildUser;
var guildId = (guildUser != null && guildUser.IsWebhook) ? null : guildUser?.GuildId;
var settings = SettingsConfig.GetSettings(guildId?.ToString());
// if it's a globally blocked server, ignore it unless it's the owner
if (message.Author.Id != this.Config.Discord.OwnerId && guildId != null && this.Config.Discord.BlockedServers.Contains(guildId.Value))
{
return;
}
// if the user is blocked based on role, return
var botlessRoleId = guildUser?.Guild?.Roles?.FirstOrDefault(r => r.Name?.ToLowerInvariant() == "botless")?.Id;
if ((message.Author as IGuildUser)?.RoleIds.Any(r => botlessRoleId != null && r == botlessRoleId.Value) ?? false)
{
return;
}
// Bail out with help info if it's a PM
if (message.Channel is IDMChannel && (message.Content.Contains("help") || message.Content.Contains("info") || message.Content.Contains("commands")))
{
await this.RespondAsync(message, "Info and commands can be found at: https://ub3r-b0t.com");
return;
}
// check for word censors
if (botGuildUser?.GuildPermissions.ManageMessages ?? false)
{
if (settings.TriggersCensor(message.Content, out string offendingWord))
{
offendingWord = offendingWord != null ? $"`{offendingWord}`" : "*FANCY lanuage filters*";
await message.DeleteAsync();
var dmChannel = await message.Author.GetOrCreateDMChannelAsync();
await dmChannel.SendMessageAsync($"hi uh sorry but your most recent message was tripped up by {offendingWord} and thusly was deleted. complain to management, i'm just the enforcer");
return;
}
}
var textChannel = message.Channel as ITextChannel;
if (botGuildUser != null && !botGuildUser.GetPermissions(textChannel).SendMessages)
{
return;
}
// special case FAQ channel
if (message.Channel.Id == this.Config.FaqChannel && message.Content.EndsWith("?") && this.Config.FaqEndpoint != null)
{
string content = message.Content.Replace("<@85614143951892480>", "ub3r-b0t");
var result = await this.Config.FaqEndpoint.ToString().WithHeader("Ocp-Apim-Subscription-Key", this.Config.FaqKey).PostJsonAsync(new { question = content });
if (result.IsSuccessStatusCode)
{
var response = await result.Content.ReadAsStringAsync();
var qnaData = JsonConvert.DeserializeObject <QnAMakerData>(response);
var score = Math.Floor(qnaData.Score);
var answer = WebUtility.HtmlDecode(qnaData.Answer);
await message.Channel.SendMessageAsync($"{answer} ({score}% match)");
}
else
{
await message.Channel.SendMessageAsync("An error occurred while fetching data");
}
return;
}
string messageContent = message.Content;
// OCR for fun if requested (patrons only)
// TODO: need to drive this via config
// TODO: Need to generalize even further due to more reaction types
// TODO: oh my god stop writing TODOs and just make the code less awful
if (!string.IsNullOrEmpty(reactionType))
{
string newMessageContent = string.Empty;
if (reactionType == "💬" || reactionType == "🗨️")
{
newMessageContent = $".quote add \"{messageContent}\" - userid:{message.Author.Id} {message.Author.Username}";
await message.AddReactionAsync(new Emoji("💬"));
}
else if (string.IsNullOrEmpty(message.Content) && message.Attachments?.FirstOrDefault()?.Url is string attachmentUrl)
{
if (reactionType == "👁")
{
var result = await this.Config.OcrEndpoint.ToString()
.WithHeader("Ocp-Apim-Subscription-Key", this.Config.VisionKey)
.PostJsonAsync(new { url = attachmentUrl });
if (result.IsSuccessStatusCode)
{
var response = await result.Content.ReadAsStringAsync();
var ocrData = JsonConvert.DeserializeObject <OcrData>(response);
if (!string.IsNullOrEmpty(ocrData.GetText()))
{
newMessageContent = ocrData.GetText();
}
}
}
else if (reactionType == "🖼")
{
var analyzeResult = await this.Config.AnalyzeEndpoint.ToString()
.WithHeader("Ocp-Apim-Subscription-Key", this.Config.VisionKey)
.PostJsonAsync(new { url = attachmentUrl });
if (analyzeResult.IsSuccessStatusCode)
{
var response = await analyzeResult.Content.ReadAsStringAsync();
var analyzeData = JsonConvert.DeserializeObject <AnalyzeImageData>(response);
if (analyzeData.Description.Tags.Contains("ball"))
{
newMessageContent = ".8ball foo";
}
else if (analyzeData.Description.Tags.Contains("outdoor"))
{
newMessageContent = ".fw";
}
}
}
}
messageContent = newMessageContent ?? messageContent;
}
// If it's a command, match that before anything else.
string query = string.Empty;
bool hasBotMention = message.MentionedUsers.Any(u => u.Id == this.Client.CurrentUser.Id);
int argPos = 0;
if (message.HasMentionPrefix(this.Client.CurrentUser, ref argPos))
{
query = messageContent.Substring(argPos);
}
else if (messageContent.StartsWith(settings.Prefix))
{
query = messageContent.Substring(settings.Prefix.Length);
}
var messageData = BotMessageData.Create(message, query, settings);
messageData.Content = messageContent;
await this.PreProcessMessage(messageData, settings);
string command = messageData.Command;
if (message.Attachments.FirstOrDefault() is Attachment attachment)
{
imageUrls[messageData.Channel] = attachment;
}
// if it's a blocked command, bail
if (settings.IsCommandDisabled(CommandsConfig.Instance, command) && !IsAuthorOwner(message))
{
return;
}
// Check discord specific commands prior to general ones.
if (discordCommands.Commands.ContainsKey(command))
{
var response = await discordCommands.Commands[command].Invoke(message).ConfigureAwait(false);
if (response != null)
{
if (response.Attachment != null)
{
var sentMessage = await message.Channel.SendFileAsync(response.Attachment.Stream, response.Attachment.Name, response.Text);
this.botResponsesCache.Add(message.Id, sentMessage);
}
else if (!string.IsNullOrEmpty(response.Text) || response.Embed != null)
{
var sentMessage = await this.RespondAsync(message, response.Text, response.Embed);
this.botResponsesCache.Add(message.Id, sentMessage);
}
}
}
else
{
IDisposable typingState = null;
if (CommandsConfig.Instance.Commands.ContainsKey(command))
{
// possible bug with typing state
Console.WriteLine($"typing triggered by {command}");
typingState = message.Channel.EnterTypingState();
}
if (messageData.Command == "quote" && reactionUser != null)
{
messageData.UserName = reactionUser.Username;
}
try
{
BotResponseData responseData = await this.ProcessMessageAsync(messageData, settings);
if (responseData.Embed != null)
{
var sentMessage = await this.RespondAsync(message, string.Empty, responseData.Embed.CreateEmbedBuilder());
this.botResponsesCache.Add(message.Id, sentMessage);
}
else
{
foreach (string response in responseData.Responses)
{
if (!string.IsNullOrEmpty(response))
{
// if sending a multi part message, skip the edit optimization.
var sentMessage = await this.RespondAsync(message, response, embedResponse : null, bypassEdit : responseData.Responses.Count > 1);
this.botResponsesCache.Add(message.Id, sentMessage);
}
}
}
}
finally
{
typingState?.Dispose();
}
}
}