Move command functions around
This commit is contained in:
Ske
195
PluralKit.Bot/Commands/Misc.cs
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195
PluralKit.Bot/Commands/Misc.cs
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using App.Metrics;
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using Discord;
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using Humanizer;
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using NodaTime;
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using PluralKit.Bot.CommandSystem;
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using PluralKit.Core;
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namespace PluralKit.Bot.Commands {
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public class Misc
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{
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private BotConfig _botConfig;
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private IMetrics _metrics;
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private CpuStatService _cpu;
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private ShardInfoService _shards;
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private IDataStore _data;
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private EmbedService _embeds;
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public Misc(BotConfig botConfig, IMetrics metrics, CpuStatService cpu, ShardInfoService shards, IDataStore data, EmbedService embeds)
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{
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_botConfig = botConfig;
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_metrics = metrics;
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_cpu = cpu;
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_shards = shards;
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_data = data;
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_embeds = embeds;
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}
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public async Task Invite(Context ctx)
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{
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var clientId = _botConfig.ClientId ?? (await ctx.Client.GetApplicationInfoAsync()).Id;
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var permissions = new GuildPermissions(
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addReactions: true,
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attachFiles: true,
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embedLinks: true,
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manageMessages: true,
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manageWebhooks: true,
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readMessageHistory: true,
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sendMessages: true
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);
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var invite = $"https://discordapp.com/oauth2/authorize?client_id={clientId}&scope=bot&permissions={permissions.RawValue}";
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await ctx.Reply($"{Emojis.Success} Use this link to add PluralKit to your server:\n<{invite}>");
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}
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public async Task Stats(Context ctx)
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{
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var msg = await ctx.Reply($"...");
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var messagesReceived = _metrics.Snapshot.GetForContext("Bot").Meters.First(m => m.MultidimensionalName == BotMetrics.MessagesReceived.Name).Value;
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var messagesProxied = _metrics.Snapshot.GetForContext("Bot").Meters.First(m => m.MultidimensionalName == BotMetrics.MessagesProxied.Name).Value;
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var commandsRun = _metrics.Snapshot.GetForContext("Bot").Meters.First(m => m.MultidimensionalName == BotMetrics.CommandsRun.Name).Value;
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var totalSystems = _metrics.Snapshot.GetForContext("Application").Gauges.First(m => m.MultidimensionalName == CoreMetrics.SystemCount.Name).Value;
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var totalMembers = _metrics.Snapshot.GetForContext("Application").Gauges.First(m => m.MultidimensionalName == CoreMetrics.MemberCount.Name).Value;
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var totalSwitches = _metrics.Snapshot.GetForContext("Application").Gauges.First(m => m.MultidimensionalName == CoreMetrics.SwitchCount.Name).Value;
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var totalMessages = _metrics.Snapshot.GetForContext("Application").Gauges.First(m => m.MultidimensionalName == CoreMetrics.MessageCount.Name).Value;
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var shardId = ctx.Shard.ShardId;
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var shardTotal = ctx.Client.Shards.Count;
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var shardUpTotal = ctx.Client.Shards.Select(s => s.ConnectionState == ConnectionState.Connected).Count();
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var shardInfo = _shards.GetShardInfo(ctx.Shard);
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var process = Process.GetCurrentProcess();
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var memoryUsage = process.WorkingSet64;
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var shardUptime = SystemClock.Instance.GetCurrentInstant() - shardInfo.LastConnectionTime;
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var embed = new EmbedBuilder()
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.AddField("Messages processed", $"{messagesReceived.OneMinuteRate * 60:F1}/m ({messagesReceived.FifteenMinuteRate * 60:F1}/m over 15m)", true)
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.AddField("Messages proxied", $"{messagesProxied.OneMinuteRate * 60:F1}/m ({messagesProxied.FifteenMinuteRate * 60:F1}/m over 15m)", true)
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.AddField("Commands executed", $"{commandsRun.OneMinuteRate * 60:F1}/m ({commandsRun.FifteenMinuteRate * 60:F1}/m over 15m)", true)
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.AddField("Current shard", $"Shard #{shardId} (of {shardTotal} total, {shardUpTotal} are up)", true)
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.AddField("Shard uptime", $"{Formats.DurationFormat.Format(shardUptime)} ({shardInfo.DisconnectionCount} disconnections)", true)
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.AddField("CPU usage", $"{_cpu.LastCpuMeasure:P1}", true)
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.AddField("Memory usage", $"{memoryUsage / 1024 / 1024} MiB", true)
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.AddField("Latency", $"API: {(msg.Timestamp - ctx.Message.Timestamp).TotalMilliseconds:F0} ms, shard: {shardInfo.ShardLatency} ms", true)
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.AddField("Total numbers", $"{totalSystems:N0} systems, {totalMembers:N0} members, {totalSwitches:N0} switches, {totalMessages:N0} messages");
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await msg.ModifyAsync(f =>
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{
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f.Content = "";
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f.Embed = embed.Build();
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});
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}
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public async Task PermCheckGuild(Context ctx)
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{
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IGuild guild;
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if (ctx.Guild != null && !ctx.HasNext())
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{
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guild = ctx.Guild;
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}
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else
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{
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var guildIdStr = ctx.RemainderOrNull() ?? throw new PKSyntaxError("You must pass a server ID or run this command as .");
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if (!ulong.TryParse(guildIdStr, out var guildId))
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throw new PKSyntaxError($"Could not parse `{guildIdStr.SanitizeMentions()}` as an ID.");
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// TODO: will this call break for sharding if you try to request a guild on a different bot instance?
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guild = ctx.Client.GetGuild(guildId);
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if (guild == null)
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throw Errors.GuildNotFound(guildId);
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}
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var requiredPermissions = new []
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{
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ChannelPermission.ViewChannel,
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ChannelPermission.SendMessages,
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ChannelPermission.AddReactions,
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ChannelPermission.AttachFiles,
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ChannelPermission.EmbedLinks,
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ChannelPermission.ManageMessages,
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ChannelPermission.ManageWebhooks
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};
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// Loop through every channel and group them by sets of permissions missing
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var permissionsMissing = new Dictionary<ulong, List<ITextChannel>>();
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foreach (var channel in await guild.GetTextChannelsAsync())
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{
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// TODO: do we need to hide channels here to prevent info-leaking?
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var perms = await channel.PermissionsIn();
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// We use a bitfield so we can set individual permission bits in the loop
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ulong missingPermissionField = 0;
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foreach (var requiredPermission in requiredPermissions)
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if (!perms.Has(requiredPermission))
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missingPermissionField |= (ulong) requiredPermission;
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// If we're not missing any permissions, don't bother adding it to the dict
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// This means we can check if the dict is empty to see if all channels are proxyable
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if (missingPermissionField != 0)
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{
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permissionsMissing.TryAdd(missingPermissionField, new List<ITextChannel>());
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permissionsMissing[missingPermissionField].Add(channel);
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}
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}
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// Generate the output embed
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var eb = new EmbedBuilder()
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.WithTitle($"Permission check for **{guild.Name.SanitizeMentions()}**");
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if (permissionsMissing.Count == 0)
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{
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eb.WithDescription($"No errors found, all channels proxyable :)").WithColor(Color.Green);
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}
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else
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{
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foreach (var (missingPermissionField, channels) in permissionsMissing)
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{
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// Each missing permission field can have multiple missing channels
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// so we extract them all and generate a comma-separated list
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var missingPermissionNames = string.Join(", ", new ChannelPermissions(missingPermissionField)
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.ToList()
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.Select(perm => perm.Humanize().Transform(To.TitleCase)));
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var channelsList = string.Join("\n", channels
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.OrderBy(c => c.Position)
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.Select(c => $"#{c.Name}"));
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eb.AddField($"Missing *{missingPermissionNames}*", channelsList.Truncate(1000));
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eb.WithColor(Color.Red);
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}
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}
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// Send! :)
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await ctx.Reply(embed: eb.Build());
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}
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public async Task GetMessage(Context ctx)
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{
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var word = ctx.PopArgument() ?? throw new PKSyntaxError("You must pass a message ID or link.");
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ulong messageId;
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if (ulong.TryParse(word, out var id))
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messageId = id;
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else if (Regex.Match(word, "https://discordapp.com/channels/\\d+/(\\d+)") is Match match && match.Success)
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messageId = ulong.Parse(match.Groups[1].Value);
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else throw new PKSyntaxError($"Could not parse `{word}` as a message ID or link.");
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var message = await _data.GetMessage(messageId);
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if (message == null) throw Errors.MessageNotFound(messageId);
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await ctx.Reply(embed: await _embeds.CreateMessageInfoEmbed(message));
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}
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}
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}
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