chat-commands.js

/**
 * System commands
 * Pokemon Showdown - http://pokemonshowdown.com/
 *
 * These are system commands - commands required for Pokemon Showdown
 * to run. A lot of these are sent by the client.
 *
 * System commands should not be modified, added, or removed. If you'd
 * like to modify or add commands, add or edit files in chat-plugins/
 *
 * For the API, see chat-plugins/COMMANDS.md
 *
 * @license MIT license
 */

'use strict';

/* eslint no-else-return: "error" */

const crypto = require('crypto');
const FS = require('./lib/fs');

const MAX_REASON_LENGTH = 300;
const MUTE_LENGTH = 7 * 60 * 1000;
const HOURMUTE_LENGTH = 60 * 60 * 1000;

const MAX_CHATROOM_ID_LENGTH = 225;

/** Require reasons */
const REQUIRE_REASONS = true;

/** @type {ChatCommands} */
const commands = {

	'!version': true,
	version: function (target, room, user) {
		if (!this.runBroadcast()) return;
		this.sendReplyBox(`Server version: <b>${Chat.package.version}</b>`);
	},

	'!authority': true,
	auth: 'authority',
	stafflist: 'authority',
	globalauth: 'authority',
	authlist: 'authority',
	authority: function (target, room, user, connection) {
		if (target) {
			let targetRoom = Rooms.search(target);
			let availableRoom = targetRoom && targetRoom.checkModjoin(user);
			if (targetRoom && availableRoom) return this.parse(`/roomauth1 ${target}`);
			return this.parse(`/userauth ${target}`);
		}
		let rankLists = {};
		let ranks = Object.keys(Config.groups);
		for (let u in Users.usergroups) {
			let rank = Users.usergroups[u].charAt(0);
			if (rank === ' ' || rank === '+') continue;
			// In case the usergroups.csv file is not proper, we check for the server ranks.
			if (ranks.includes(rank)) {
				let name = Users.usergroups[u].substr(1);
				if (!rankLists[rank]) rankLists[rank] = [];
				if (name) rankLists[rank].push(name);
			}
		}

		let buffer = Object.keys(rankLists).sort((a, b) =>
			(Config.groups[b] || {rank: 0}).rank - (Config.groups[a] || {rank: 0}).rank
		).map(r =>
			`${(Config.groups[r] ? `**${Config.groups[r].name}s** (${r})` : r)}:\n${rankLists[r].sort((a, b) => toId(a).localeCompare(toId(b))).join(", ")}`
		);

		if (!buffer.length) return connection.popup("This server has no global authority.");
		connection.popup(buffer.join("\n\n"));
	},
	authhelp: [
		`/auth - Show global staff for the server.`,
		`/auth [room] - Show what roomauth a room has.`,
		`/auth [user] - Show what global and roomauth a user has.`,
	],

	userlist: function (target, room, user) {
		let userList = [];

		for (let i in room.users) {
			let curUser = Users(room.users[i]);
			if (!curUser || !curUser.named) continue;
			userList.push(Chat.escapeHTML(curUser.getIdentity(room.id)));
		}

		let output = `There ${Chat.plural(userList, "are", "is")} <strong style="color:#24678d">${Chat.count(userList, "</strong> users")} in this room:<br />`;
		output += userList.join(`, `);

		this.sendReplyBox(output);
	},
	userlisthelp: [`/userlist - Displays a list of users who are currently in the room.`],

	'!me': true,
	mee: 'me',
	me: function (target, room, user) {
		if (this.cmd === 'mee' && /[A-Z-a-z0-9/]/.test(target.charAt(0))) {
			return this.errorReply(`/mee - must not start with a letter or number`);
		}
		target = this.canTalk(`/${this.cmd} ${target || ''}`);
		if (!target) return;

		if (this.message.startsWith(`/ME`)) {
			const uppercaseIdentity = user.getIdentity(room).toUpperCase();
			if (room) {
				this.add(`|c|${uppercaseIdentity}|${target}`);
			} else {
				let msg = `|pm|${uppercaseIdentity}|${this.pmTarget.getIdentity()}|${target}`;
				user.send(msg);
				if (this.pmTarget !== user) this.pmTarget.send(msg);
			}
			return;
		}

		return target;
	},

	'!battle': true,
	'battle!': 'battle',
	battle: function (target, room, user, connection, cmd) {
		if (cmd === 'battle') return this.sendReply("What?! How are you not more excited to battle?! Try /battle! to show me you're ready.");
		if (!target) target = "randombattle";
		return this.parse(`/search ${target}`);
	},

	'!pi': true,
	pi: function (target, room, user) {
		return this.sendReplyBox(
			'Did you mean: 1. 3.1415926535897932384626... (Decimal)<br />' +
			'2. 3.184809493B91866... (Duodecimal)<br />' +
			'3. 3.243F6A8885A308D... (Hexadecimal)<br /><br />' +
			'How many digits of pi do YOU know? Test it out <a href="http://guangcongluo.com/mempi/">here</a>!');
	},

	code: function (target, room, user) {
		if (!target) return this.parse('/help code');
		if (!this.canTalk()) return;
		if (target.startsWith('\n')) target = target.slice(1);
		if (target.length >= 8192) return this.errorReply("Your code must be under 8192 characters long!");
		const separator = '\n';
		if (target.includes(separator) || target.length > 150) {
			const params = target.split(separator);
			let output = [];
			for (const param of params) {
				output.push(Chat.escapeHTML(param));
			}
			let code = `<div class="chat"><code style="white-space: pre-wrap; display: table">${output.join('<br />')}</code></div>`;
			if (output.length > 3) code = `<details><summary>See code...</summary>${code}</details>`;

			if (!this.canBroadcast(true, '!code')) return;
			if (this.broadcastMessage && !this.can('broadcast', null, room)) return false;

			if (!this.runBroadcast(true, '!code')) return;

			this.sendReplyBox(code);
		} else {
			return this.errorReply("You can simply use ``[code]`` for code messages that are only one line.");
		}
	},
	codehelp: [
		`!code [code] - Broadcasts code to a room. Accepts multi-line arguments. Requires: + % @ & # ~`,
		`/code [code] - Shows you code. Accepts multi-line arguments.`,
	],

	'!avatar': true,
	avatar: function (target, room, user) {
		if (!target) return this.parse(`${this.cmdToken}avatars`);
		let parts = target.split(',');
		let avatarid = toId(parts[0]);
		let avatar = 0;
		let avatarTable = {
			lucas: 1,
			dawn: 2,
			youngster: 3,
			lass: 4,
			camper: 5,
			picnicker: 6,
			bugcatcher: 7,
			aromalady: 8,
			twins: 9,
			hiker: 10,
			battlegirl: 11,
			fisherman: 12,
			cyclist: 13,
			cyclistf: 14,
			blackbelt: 15,
			artist: 16,
			pokemonbreeder: 17,
			pokemonbreederf: 18,
			cowgirl: 19,
			jogger: 20,
			pokefan: 21,
			pokefanf: 22,
			pokekid: 23,
			youngcouple: 24,
			acetrainer: 25,
			acetrainerf: 26,
			waitress: 27,
			veteran: 28,
			ninjaboy: 29,
			dragontamer: 30,
			birdkeeper: 31,
			doubleteam: 32,
			richboy: 33,
			lady: 34,
			gentleman: 35,
			socialite: 36,
			madame: 36,
			beauty: 37,
			collector: 38,
			policeman: 39,
			pokemonranger: 40,
			pokemonrangerf: 41,
			scientist: 42,
			swimmer: 43,
			swimmerf: 44,
			tuber: 45,
			tuberf: 46,
			sailor: 47,
			sisandbro: 48,
			ruinmaniac: 49,
			psychic: 50,
			psychicf: 51,
			gambler: 52,
			dppguitarist: 53,
			acetrainersnow: 54,
			acetrainersnowf: 55,
			skier: 56,
			skierf: 57,
			roughneck: 58,
			clown: 59,
			worker: 60,
			schoolkid: 61,
			schoolkidf: 62,
			roark: 63,
			barry: 64,
			byron: 65,
			aaron: 66,
			bertha: 67,
			flint: 68,
			lucian: 69,
			dppcynthia: 70,
			bellepa: 71,
			rancher: 72,
			mars: 73,
			galacticgrunt: 74,
			gardenia: 75,
			crasherwake: 76,
			maylene: 77,
			fantina: 78,
			candice: 79,
			volkner: 80,
			parasollady: 81,
			waiter: 82,
			interviewers: 83,
			cameraman: 84,
			oli: 84,
			reporter: 85,
			roxy: 85,
			idol: 86,
			grace: 86,
			cyrus: 87,
			jupiter: 88,
			saturn: 89,
			galacticgruntf: 90,
			argenta: 91,
			palmer: 92,
			thorton: 93,
			buck: 94,
			darach: 95,
			marley: 96,
			mira: 97,
			cheryl: 98,
			riley: 99,
			dahlia: 100,
			ethan: 101,
			lyra: 102,

			archer: 132,
			ariana: 133,
			proton: 134,
			petrel: 135,
			mysteryman: 136,
			eusine: 136,
			ptlucas: 137,
			ptdawn: 138,

			falkner: 141,
			bugsy: 142,
			whitney: 143,
			morty: 144,
			chuck: 145,
			jasmine: 146,
			pryce: 147,
			clair: 148,
			will: 149,
			koga: 150,
			bruno: 151,
			karen: 152,
			lance: 153,
			brock: 154,
			misty: 155,
			ltsurge: 156,
			erika: 157,
			janine: 158,
			sabrina: 159,
			blaine: 160,
			blue: 161,
			red2: 162,
			red: 163,
			silver: 164,
			giovanni: 165,
			unknownf: 166,
			unknownm: 167,
			unknown: 168,
			hilbert: 169,
			hilda: 170,

			chili: 179,
			cilan: 180,
			cress: 181,

			lenora: 188,
			burgh: 189,
			elesa: 190,
			clay: 191,
			skyla: 192,

			cheren: 206,
			bianca: 207,

			n: 209,

			brycen: 222,
			iris: 223,
			drayden: 224,

			shauntal: 246,
			marshal: 247,
			grimsley: 248,
			caitlin: 249,
			ghetsis: 250,

			ingo: 256,
			alder: 257,

			cynthia: 260,
			emmet: 261,
			dueldiskhilbert: 262,
			dueldiskhilda: 263,
			hugh: 264,
			rosa: 265,
			nate: 266,
			colress: 267,
			bw2beauty: 268,
			bw2ghetsis: 269,
			bw2plasmagrunt: 270,
			bw2plasmagruntf: 271,
			bw2iris: 272,
			brycenman: 273,
			shadowtriad: 274,
			rood: 275,
			zinzolin: 276,
			bw2cheren: 277,
			marlon: 278,
			roxie: 279,
			roxanne: 280,
			brawly: 281,
			wattson: 282,
			flannery: 283,
			norman: 284,
			winona: 285,
			tate: 286,
			liza: 287,
			juan: 288,
			guitarist: 289,
			steven: 290,
			wallace: 291,
			magicqueen: 292,
			bellelba: 292,
			benga: 293,

			bw2elesa: '#bw2elesa',
			teamrocket: '#teamrocket',
			yellow: '#yellow',
			zinnia: '#zinnia',
			clemont: '#clemont',
			wally: '#wally',
		};
		if (avatarTable.hasOwnProperty(avatarid)) {
			avatar = avatarTable[avatarid];
		} else {
			avatar = parseInt(avatarid);
		}
		if (typeof avatar === 'number' && (!avatar || avatar > 294 || avatar < 1)) {
			if (!parts[1]) {
				this.errorReply("Invalid avatar.");
			}
			return false;
		}

		user.avatar = avatar;
		if (!parts[1]) {
			this.sendReply(`Avatar changed to:\n|raw|<img src="//play.pokemonshowdown.com/sprites/trainers/${(typeof avatar === 'string' ? avatar.substr(1) : avatar)}.png" alt="" width="80" height="80" />`);
		}
	},
	avatarhelp: [`/avatar [avatar number 1 to 293] - Change your trainer sprite.`],

	'!logout': true,
	signout: 'logout',
	logout: function (target, room, user) {
		user.resetName();
	},

	r: 'reply',
	reply: function (target, room, user) {
		if (!target) return this.parse('/help reply');
		if (!user.lastPM) {
			return this.errorReply("No one has PMed you yet.");
		}
		return this.parse(`/msg ${user.lastPM || ''}, ${target}`);
	},
	replyhelp: [`/reply OR /r [message] - Send a private message to the last person you received a message from, or sent a message to.`],

	'!msg': true,
	pm: 'msg',
	whisper: 'msg',
	w: 'msg',
	msg: function (target, room, user, connection) {
		if (!target) return this.parse('/help msg');
		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (this.targetUsername === '~') {
			this.room = Rooms.global;
			this.pmTarget = null;
		} else if (!target) {
			this.errorReply("You forgot the comma.");
			return this.parse('/help msg');
		} else if (!targetUser) {
			let error = `User ${this.targetUsername} not found. Did you misspell their name?`;
			error = `|pm|${this.user.getIdentity()}| ${this.targetUsername}|/error ${error}`;
			connection.send(error);
			return;
		} else {
			this.pmTarget = targetUser;
			this.room = undefined;
		}

		if (targetUser && !targetUser.connected) {
			return this.errorReply(`User ${this.targetUsername} is offline.`);
		}

		this.parse(target);
	},
	msghelp: [`/msg OR /whisper OR /w [username], [message] - Send a private message.`],

	'!invite': true,
	inv: 'invite',
	invite: function (target, room, user) {
		if (!target) return this.parse('/help invite');
		if (!this.canTalk()) return;
		if (room) target = this.splitTarget(target) || room.id;
		let targetRoom = Rooms.search(target);
		if (targetRoom && !targetRoom.checkModjoin(user)) {
			targetRoom = undefined;
		}

		if (room) {
			if (!this.targetUser) return this.errorReply(`The user "${this.targetUsername}" was not found.`);
			if (!targetRoom) return this.errorReply(`The room "${target}" was not found.`);

			return this.parse(`/pm ${this.targetUsername}, /invite ${targetRoom.id}`);
		}

		let targetUser = this.pmTarget;

		if (!targetRoom || targetRoom === Rooms.global) return this.errorReply(`The room "${target}" was not found.`);
		if (targetRoom.staffRoom && !targetUser.isStaff) return this.errorReply(`User "${targetUser.name}" requires global auth to join room "${targetRoom.id}".`);
		if (!targetUser) return this.errorReply(`The user "${targetUser.name}" was not found.`);

		if (!targetRoom.checkModjoin(targetUser)) {
			this.room = targetRoom;
			this.parse(`/roomvoice ${targetUser.name}`);
			if (!targetRoom.checkModjoin(targetUser)) {
				return this.errorReply(`You do not have permission to invite people into this room.`);
			}
		}
		if (targetUser in targetRoom.users) return this.errorReply(`This user is already in "${targetRoom.title}".`);

		return `/invite ${targetRoom.id}`;
	},
	invitehelp: [
		`/invite [username] - Invites the player [username] to join the room you sent the command to.`,
		`(in a PM) /invite [roomname] - Invites the player you're PMing to join the room [roomname].`,
	],

	pminfobox: function (target, room, user, connection) {
		if (!this.canTalk()) return;
		if (!this.can('addhtml', null, room)) return false;
		if (!target) return this.parse("/help pminfobox");

		target = this.canHTML(this.splitTarget(target));
		if (!target) return;
		let targetUser = this.targetUser;

		if (!targetUser || !targetUser.connected) return this.errorReply(`User ${this.targetUsername} is not currently online.`);
		if (!(targetUser in room.users) && !user.can('addhtml')) return this.errorReply("You do not have permission to use this command to users who are not in this room.");
		if (targetUser.ignorePMs && targetUser.ignorePMs !== user.group && !user.can('lock')) return this.errorReply("This user is currently ignoring PMs.");
		if (targetUser.locked && !user.can('lock')) return this.errorReply("This user is currently locked, so you cannot send them a pminfobox.");

		// Apply the infobox to the message
		target = `/raw <div class="infobox">${target}</div>`;
		let message = `|pm|${user.getIdentity()}|${targetUser.getIdentity()}|${target}`;

		user.send(message);
		if (targetUser !== user) targetUser.send(message);
		targetUser.lastPM = user.userid;
		user.lastPM = targetUser.userid;
	},
	pminfoboxhelp: [`/pminfobox [user], [html]- PMs an [html] infobox to [user]. Requires * ~`],

	pmuhtmlchange: 'pmuhtml',
	pmuhtml: function (target, room, user, connection, cmd) {
		if (!this.canTalk()) return;
		if (!this.can('addhtml', null, room)) return false;
		if (!target) return this.parse("/help " + cmd);

		target = this.canHTML(this.splitTarget(target));
		if (!target) return;
		let targetUser = this.targetUser;

		if (!targetUser || !targetUser.connected) return this.errorReply(`User ${this.targetUsername} is not currently online.`);
		if (!(targetUser in room.users) && !user.can('addhtml')) return this.errorReply("You do not have permission to use this command to users who are not in this room.");
		if (targetUser.ignorePMs && targetUser.ignorePMs !== user.group && !user.can('lock')) return this.errorReply("This user is currently ignoring PMs.");
		if (targetUser.locked && !user.can('lock')) return this.errorReply("This user is currently locked, so you cannot send them UHTML.");

		let message = `|pm|${user.getIdentity()}|${targetUser.getIdentity()}|/uhtml${(cmd === 'pmuhtmlchange' ? 'change' : '')} ${target}`;

		user.send(message);
		if (targetUser !== user) targetUser.send(message);
		targetUser.lastPM = user.userid;
		user.lastPM = targetUser.userid;
	},
	pmuhtmlhelp: [`/pmuhtml [user], [name], [html] - PMs [html] that can change to [user]. Requires * ~`],
	pmuhtmlchangehelp: [`/pmuhtmlchange [user], [name], [html] - Changes html that was previously PMed to [user] to [html]. Requires * ~`],

	'!ignorepms': true,
	blockpm: 'ignorepms',
	blockpms: 'ignorepms',
	ignorepm: 'ignorepms',
	ignorepms: function (target, room, user) {
		if (user.ignorePMs === (target || true)) return this.errorReply("You are already blocking private messages! To unblock, use /unblockpms");
		user.ignorePMs = true;
		if (target in Config.groups) {
			user.ignorePMs = target;
			return this.sendReply(`You are now blocking private messages, except from staff and ${target}.`);
		}
		return this.sendReply("You are now blocking private messages, except from staff.");
	},
	ignorepmshelp: [`/blockpms - Blocks private messages. Unblock them with /unignorepms.`],

	'!unignorepms': true,
	unblockpm: 'unignorepms',
	unblockpms: 'unignorepms',
	unignorepm: 'unignorepms',
	unignorepms: function (target, room, user) {
		if (!user.ignorePMs) return this.errorReply("You are not blocking private messages! To block, use /blockpms");
		user.ignorePMs = false;
		return this.sendReply("You are no longer blocking private messages.");
	},
	unignorepmshelp: [`/unblockpms - Unblocks private messages. Block them with /blockpms.`],

	'!away': true,
	idle: 'away',
	afk: 'away',
	away: function (target, room, user) {
		this.parse('/blockchallenges');
		this.parse(`/blockpms ${target}`);
	},
	awayhelp: [`/away - Blocks challenges and private messages. Unblock them with /back.`],

	'!back': true,
	unaway: 'back',
	unafk: 'back',
	back: function () {
		this.parse('/unblockpms');
		this.parse('/unblockchallenges');
	},
	backhelp: [`/back - Unblocks challenges and/or private messages, if either are blocked.`],

	'!rank': true,
	rank: function (target, room, user) {
		if (!target) target = user.name;

		Ladders.visualizeAll(target).then(values => {
			let buffer = `<div class="ladder"><table>`;
			buffer += `<tr><td colspan="8">User: <strong>${Chat.escapeHTML(target)}</strong></td></tr>`;

			let ratings = values.join(``);
			if (!ratings) {
				buffer += `<tr><td colspan="8"><em>This user has not played any ladder games yet.</em></td></tr>`;
			} else {
				buffer += `<tr><th>Format</th><th><abbr title="Elo rating">Elo</abbr></th><th>W</th><th>L</th><th>Total</th>`;
				buffer += ratings;
			}
			buffer += `</table></div>`;

			this.sendReply(`|raw|${buffer}`);
		});
	},

	makeprivatechatroom: 'makechatroom',
	makechatroom: function (target, room, user, connection, cmd) {
		if (!this.can('makeroom')) return;

		// `,` is a delimiter used by a lot of /commands
		// `|` and `[` are delimiters used by the protocol
		// `-` has special meaning in roomids
		if (target.includes(',') || target.includes('|') || target.includes('[') || target.includes('-')) {
			return this.errorReply("Room titles can't contain any of: ,|[-");
		}

		let id = toId(target);
		if (!id) return this.parse('/help makechatroom');
		if (id.length > MAX_CHATROOM_ID_LENGTH) return this.errorReply("The given room title is too long.");
		// Check if the name already exists as a room or alias
		if (Rooms.search(id)) return this.errorReply(`The room '${target}' already exists.`);
		if (!Rooms.global.addChatRoom(target)) return this.errorReply(`An error occurred while trying to create the room '${target}'.`);

		if (cmd === 'makeprivatechatroom') {
			let targetRoom = Rooms.search(target);
			targetRoom.isPrivate = true;
			targetRoom.chatRoomData.isPrivate = true;
			Rooms.global.writeChatRoomData();
			if (Rooms.get('upperstaff')) {
				Rooms.get('upperstaff').add(`|raw|<div class="broadcast-green">Private chat room created: <b>${Chat.escapeHTML(target)}</b></div>`).update();
			}
			this.sendReply(`The private chat room '${target}' was created.`);
		} else {
			if (Rooms.get('staff')) {
				Rooms.get('staff').add(`|raw|<div class="broadcast-green">Public chat room created: <b>${Chat.escapeHTML(target)}</b></div>`).update();
			}
			if (Rooms.get('upperstaff')) {
				Rooms.get('upperstaff').add(`|raw|<div class="broadcast-green">Public chat room created: <b>${Chat.escapeHTML(target)}</b></div>`).update();
			}
			this.sendReply(`The chat room '${target}' was created.`);
		}
	},
	makechatroomhelp: [`/makechatroom [roomname] - Creates a new room named [roomname]. Requires: & ~`],

	subroomgroupchat: 'makegroupchat',
	makegroupchat: function (target, room, user, connection, cmd) {
		if (!user.autoconfirmed) {
			return this.errorReply("You must be autoconfirmed to make a groupchat.");
		}
		if (!user.trusted) {
			return this.errorReply("You must be global voice or roomdriver+ in some public room to make a groupchat.");
		}
		if (cmd === 'subroomgroupchat') {
			if (!user.can('mute', null, room)) return this.errorReply("You can only create subroom groupchats for rooms you're staff in.");
			if (room.battle) return this.errorReply("You cannot create a subroom of a battle.");
			if (room.isPersonal) return this.errorReply("You cannot create a subroom of a groupchat.");
		}
		let parent = cmd === 'subroomgroupchat' ? room.id : null;
		// if (!this.can('makegroupchat')) return false;

		// Title defaults to a random 8-digit number.
		let title = target.trim();
		if (title.length >= 32) {
			return this.errorReply("Title must be under 32 characters long.");
		} else if (!title) {
			title = (`${Math.floor(Math.random() * 100000000)}`);
		} else if (Config.chatfilter) {
			let filterResult = Config.chatfilter.call(this, title, user, null, connection);
			if (!filterResult) return;
			if (title !== filterResult) {
				return this.errorReply("Invalid title.");
			}
		}
		// `,` is a delimiter used by a lot of /commands
		// `|` and `[` are delimiters used by the protocol
		// `-` has special meaning in roomids
		if (title.includes(',') || title.includes('|') || title.includes('[') || title.includes('-')) {
			return this.errorReply("Room titles can't contain any of: ,|[-");
		}

		// Even though they're different namespaces, to cut down on confusion, you
		// can't share names with registered chatrooms.
		let existingRoom = Rooms.search(toId(title));
		if (existingRoom && !existingRoom.modjoin) return this.errorReply(`The room '${title}' already exists.`);
		// Room IDs for groupchats are groupchat-TITLEID
		let titleid = toId(title);
		if (!titleid) {
			titleid = `${Math.floor(Math.random() * 100000000)}`;
		}
		let roomid = `groupchat-${parent || user.userid}-${titleid}`;
		// Titles must be unique.
		if (Rooms.search(roomid)) return this.errorReply(`A group chat named '${title}' already exists.`);
		// Tab title is prefixed with '[G]' to distinguish groupchats from
		// registered chatrooms

		if (Monitor.countGroupChat(connection.ip)) {
			this.errorReply("Due to high load, you are limited to creating 4 group chats every hour.");
			return;
		}

		let groupChatLink = '<code>&lt;&lt;' + roomid + '>></code>';
		let groupChatURL = '';
		if (Config.serverid) {
			groupChatURL = `http://${(Config.serverid === `showdown` ? `psim.us` : `${Config.serverid}.psim.us`)}/${roomid}`;
			groupChatLink = `<a href="${groupChatURL}">${groupChatLink}</a>`;
		}
		let titleHTML = '';
		if (/^[0-9]+$/.test(title)) {
			titleHTML = groupChatLink;
		} else {
			titleHTML = `${Chat.escapeHTML(title)} <small style="font-weight:normal;font-size:9pt">${groupChatLink}</small>`;
		}
		let targetRoom = Rooms.createChatRoom(roomid, `[G] ${title}`, {
			isPersonal: true,
			isPrivate: 'hidden',
			modjoin: parent ? null : '+',
			parentid: parent,
			auth: {},
			introMessage: `<h2 style="margin-top:0">${titleHTML}</h2><p>To invite people to this groupchat, use <code>/invite USERNAME</code> in the groupchat.<br /></p><p>This room will expire after 40 minutes of inactivity or when the server is restarted.</p><p style="margin-bottom:0"><button name="send" value="/roomhelp">Room management</button>`,
			staffMessage: `<p>As creator of this groupchat, <u>you are entirely responsible for what occurs in this chatroom</u>. Global rules apply at all times.</p><p>If you have created this room for someone else, <u>you are still responsible</u> whether or not you choose to actively supervise the room.</p><p style="font-style:italic">For this reason, we strongly recommend that you only create groupchats for users you know and trust.</p><p>If this room is used to break global rules or disrupt other areas of the server, this will be considered irresponsible use of auth privileges on the part of the creator, and <b>you will be globally demoted and barred from public auth.</b></p>`,
		});
		if (targetRoom) {
			// The creator is a Room Owner in subroom groupchats and a Host otherwise..
			targetRoom.auth[user.userid] = parent ? '#' : '\u2605';
			// Join after creating room. No other response is given.
			user.joinRoom(targetRoom.id);
			user.popup(`You've just made a groupchat; it is now your responsibility, regardless of whether or not you actively partake in the room. For more info, read your groupchat's staff intro.`);
			if (parent) this.modlog('SUBROOMGROUPCHAT', null, title);
			return;
		}
		return this.errorReply(`An unknown error occurred while trying to create the room '${title}'.`);
	},
	makegroupchathelp: [
		`/makegroupchat [roomname] - Creates an invite-only group chat named [roomname]. Requires global voice or roomdriver+ in a public room to make a groupchat.`,
		`/subroomgroupchat [roomname] - Creates a subroom groupchat of the current room. Can only be used in a public room you have staff in.`,
	],

	deregisterchatroom: function (target, room, user) {
		if (!this.can('makeroom')) return;
		this.errorReply("NOTE: You probably want to use `/deleteroom` now that it exists.");
		let id = toId(target);
		if (!id) return this.parse('/help deregisterchatroom');
		let targetRoom = Rooms.search(id);
		if (!targetRoom) return this.errorReply(`The room '${target}' doesn't exist.`);
		target = targetRoom.title || targetRoom.id;
		const isPrivate = targetRoom.isPrivate;
		const staffRoom = Rooms('staff');
		const upperStaffRoom = Rooms('upperstaff');
		if (Rooms.global.deregisterChatRoom(id)) {
			this.sendReply(`The room '${target}' was deregistered.`);
			this.sendReply("It will be deleted as of the next server restart.");
			target = Chat.escapeHTML(target);
			if (isPrivate) {
				if (upperStaffRoom) upperStaffRoom.add(`|raw|<div class="broadcast-red">Private chat room deregistered by ${user.userid}: <b>${target}</b></div>`).update();
			} else {
				if (staffRoom) staffRoom.add(`|raw|<div class="broadcast-red">Public chat room deregistered: <b>${target}</b></div>`).update();
				if (upperStaffRoom) upperStaffRoom.add(`|raw|<div class="broadcast-red">Public chat room deregistered by ${user.userid}: <b>${target}</b></div>`).update();
			}
			return;
		}
		return this.errorReply(`The room "${target}" isn't registered.`);
	},
	deregisterchatroomhelp: [`/deregisterchatroom [roomname] - Deletes room [roomname] after the next server restart. Requires: & ~`],

	deletechatroom: 'deleteroom',
	deletegroupchat: 'deleteroom',
	deleteroom: function (target, room, user, connection, cmd) {
		let roomid = target.trim();
		if (!roomid) {
			// allow deleting personal rooms without typing out the room name
			if (!room.isPersonal || cmd !== "deletegroupchat") {
				return this.parse(`/help deleteroom`);
			}
		} else {
			let targetRoom = Rooms.search(roomid);
			if (targetRoom !== room) {
				return this.parse(`/help deleteroom`);
			}
		}

		if (room.isPersonal) {
			if (!this.can('gamemanagement', null, room)) return;
		} else {
			if (!this.can('makeroom')) return;
		}

		const title = room.title || room.id;

		if (room.id === 'global') {
			return this.errorReply(`This room can't be deleted.`);
		}

		if (room.chatRoomData) {
			if (room.isPrivate) {
				if (Rooms.get('upperstaff')) {
					Rooms.get('upperstaff').add(Chat.html`|raw|<div class="broadcast-red">Private chat room deleted by ${user.userid}: <b>${title}</b></div>`).update();
				}
			} else {
				if (Rooms.get('staff')) {
					Rooms.get('staff').add(Chat.html`|raw|<div class="broadcast-red">Public chat room deleted: <b>${title}</b></div>`).update();
				}
				if (Rooms.get('upperstaff')) {
					Rooms.get('upperstaff').add(Chat.html`|raw|<div class="broadcast-red">Public chat room deleted by ${user.userid}: <b>${title}</b></div>`).update();
				}
			}
		}

		if (room.subRooms) {
			for (const subRoom of room.subRooms.values()) subRoom.parent = null;
		}

		room.add(`|raw|<div class="broadcast-red"><b>This room has been deleted.</b></div>`);
		room.update(); // |expire| needs to be its own message
		room.add(`|expire|This room has been deleted.`);
		this.sendReply(`The room "${title}" was deleted.`);
		room.update();
		room.destroy();
	},
	deleteroomhelp: [
		`/deleteroom [roomname] - Deletes room [roomname]. Must be typed in the room to delete. Requires: & ~`,
		`/deletegroupchat - Deletes the current room, if it's a groupchat. Requires: & ~ #`,
	],

	hideroom: 'privateroom',
	hiddenroom: 'privateroom',
	secretroom: 'privateroom',
	publicroom: 'privateroom',
	privateroom: function (target, room, user, connection, cmd) {
		if (room.battle || room.isPersonal) {
			if (!this.can('editroom', null, room)) return;
		} else {
			// registered chatrooms show up on the room list and so require
			// higher permissions to modify privacy settings
			if (!this.can('makeroom')) return;
		}
		let setting;
		switch (cmd) {
		case 'privateroom':
			return this.parse('/help privateroom');
		case 'publicroom':
			setting = false;
			break;
		case 'secretroom':
			setting = true;
			break;
		default:
			if (room.isPrivate === true && target !== 'force') {
				return this.sendReply(`This room is a secret room. Use "/publicroom" to make it public, or "/hiddenroom force" to force it hidden.`);
			}
			setting = 'hidden';
			break;
		}

		if ((setting === true || room.isPrivate === true) && !room.isPersonal) {
			if (!this.can('makeroom')) return;
		}

		if (this.meansNo(target) || !setting) {
			if (!room.isPrivate) {
				return this.errorReply(`This room is already public.`);
			}
			if (room.isPersonal) return this.errorReply(`This room can't be made public.`);
			if (room.privacySetter && user.can('nooverride', null, room) && !user.can('makeroom')) {
				if (!room.privacySetter.has(user.userid)) {
					const privacySetters = Array.from(room.privacySetter).join(', ');
					return this.errorReply(`You can't make the room public since you didn't make it private - only ${privacySetters} can.`);
				}
				room.privacySetter.delete(user.userid);
				if (room.privacySetter.size) {
					const privacySetters = Array.from(room.privacySetter).join(', ');
					return this.sendReply(`You are no longer forcing the room to stay private, but ${privacySetters} also need${Chat.plural(room.privacySetter, "", "s")} to use /publicroom to make the room public.`);
				}
			}
			delete room.isPrivate;
			room.privacySetter = null;
			this.addModAction(`${user.name} made this room public.`);
			this.modlog('PUBLICROOM');
			if (room.chatRoomData) {
				delete room.chatRoomData.isPrivate;
				Rooms.global.writeChatRoomData();
			}
		} else {
			const settingName = (setting === true ? 'secret' : setting);
			if (room.subRooms) return this.errorReply("Private rooms cannot have subrooms.");
			if (room.isPrivate === setting) {
				if (room.privacySetter && !room.privacySetter.has(user.userid)) {
					room.privacySetter.add(user.userid);
					return this.sendReply(`This room is already ${settingName}, but is now forced to stay that way until you use /publicroom.`);
				}
				return this.errorReply(`This room is already ${settingName}.`);
			}
			room.isPrivate = setting;
			this.addModAction(`${user.name} made this room ${settingName}.`);
			this.modlog(`${settingName.toUpperCase()}ROOM`);
			if (room.chatRoomData) {
				room.chatRoomData.isPrivate = setting;
				Rooms.global.writeChatRoomData();
			}
			room.privacySetter = new Set([user.userid]);
		}
	},
	privateroomhelp: [
		`/secretroom - Makes a room secret. Secret rooms are visible to & and up. Requires: & ~`,
		`/hiddenroom [on/off] - Makes a room hidden. Hidden rooms are visible to % and up, and inherit global ranks. Requires: \u2606 & ~`,
		`/publicroom - Makes a room public. Requires: \u2606 & ~`,
	],

	officialchatroom: 'officialroom',
	officialroom: function (target, room, user) {
		if (!this.can('makeroom')) return;
		if (!room.chatRoomData) {
			return this.errorReply(`/officialroom - This room can't be made official`);
		}
		if (this.meansNo(target)) {
			if (!room.isOfficial) return this.errorReply(`This chat room is already unofficial.`);
			delete room.isOfficial;
			this.addModAction(`${user.name} made this chat room unofficial.`);
			this.modlog('UNOFFICIALROOM');
			delete room.chatRoomData.isOfficial;
			Rooms.global.writeChatRoomData();
		} else {
			if (room.isOfficial) return this.errorReply(`This chat room is already official.`);
			room.isOfficial = true;
			this.addModAction(`${user.name} made this chat room official.`);
			this.modlog('OFFICIALROOM');
			room.chatRoomData.isOfficial = true;
			Rooms.global.writeChatRoomData();
		}
	},

	psplwinnerroom: function (target, room, user) {
		if (!this.can('makeroom')) return;
		if (!room.chatRoomData) {
			return this.errorReply(`/psplwinnerroom - This room can't be marked as a PSPL Winner room`);
		}
		if (this.meansNo(target)) {
			if (!room.pspl) return this.errorReply(`This chat room is already not a PSPL Winner room.`);
			delete room.pspl;
			this.addModAction(`${user.name} made this chat room no longer a PSPL Winner room.`);
			this.modlog('PSPLROOM');
			delete room.chatRoomData.pspl;
			Rooms.global.writeChatRoomData();
		} else {
			if (room.pspl) return this.errorReply("This chat room is already a PSPL Winner room.");
			room.pspl = true;
			this.addModAction(`${user.name} made this chat room a PSPL Winner room.`);
			this.modlog('UNPSPLROOM');
			room.chatRoomData.pspl = true;
			Rooms.global.writeChatRoomData();
		}
	},

	setsubroom: 'subroom',
	subroom: function (target, room, user) {
		if (!user.can('makeroom')) return this.errorReply(`/subroom - Access denied. Did you mean /subrooms?`);
		if (!target) return this.parse('/help subroom');

		if (!room.chatRoomData) return this.errorReply(`Temporary rooms cannot be subrooms.`);
		if (room.parent) return this.errorReply(`This room is already a subroom. To change which room this subroom belongs to, remove the subroom first.`);
		if (room.subRooms) return this.errorReply(`This room is already a parent room, and a parent room cannot be made as a subroom.`);

		const main = Rooms.search(target);

		if (!main) return this.errorReply(`The room '${target}' does not exist.`);
		if (main.isPrivate || !main.chatRoomData) return this.errorReply(`Only public rooms can have subrooms.`);
		if (room === main) return this.errorReply(`You cannot set a room to be a subroom of itself.`);

		room.parent = main;
		if (!main.subRooms) main.subRooms = new Map();
		main.subRooms.set(room.id, room);

		const mainIdx = Rooms.global.chatRoomDataList.findIndex(r => r.title === main.title);
		const subIdx = Rooms.global.chatRoomDataList.findIndex(r => r.title === room.title);

		// This is needed to ensure that the main room gets loaded before the subroom.
		if (mainIdx > subIdx) {
			const tmp = Rooms.global.chatRoomDataList[mainIdx];
			Rooms.global.chatRoomDataList[mainIdx] = Rooms.global.chatRoomDataList[subIdx];
			Rooms.global.chatRoomDataList[subIdx] = tmp;
		}

		room.chatRoomData.parentid = main.id;
		Rooms.global.writeChatRoomData();

		for (let userid in room.users) {
			room.users[userid].updateIdentity(room.id);
		}

		this.modlog('SUBROOM', null, `of ${main.title}`);
		return this.addModAction(`This room was set as a subroom of ${main.title} by ${user.name}.`);
	},

	removesubroom: 'unsubroom',
	desubroom: 'unsubroom',
	unsubroom: function (target, room, user) {
		if (!this.can('makeroom')) return;
		if (!room.parent || !room.chatRoomData) return this.errorReply(`This room is not currently a subroom of a public room.`);

		const parent = room.parent;
		if (parent && parent.subRooms) {
			parent.subRooms.delete(room.id);
			if (!parent.subRooms.size) parent.subRooms = null;
		}

		room.parent = null;

		delete room.chatRoomData.parentid;
		Rooms.global.writeChatRoomData();

		for (let userid in room.users) {
			room.users[userid].updateIdentity(room.id);
		}

		this.modlog('UNSUBROOM');
		return this.addModAction(`This room was unset as a subroom by ${user.name}.`);
	},

	parentroom: 'subrooms',
	subrooms: function (target, room, user, connection, cmd) {
		if (cmd === 'parentroom') {
			if (!room.parent) return this.errorReply(`This room is not a subroom.`);
			return this.sendReply(`This is a subroom of ${room.parent.title}.`);
		}
		if (!room.chatRoomData) return this.errorReply(`Temporary rooms cannot have subrooms.`);

		if (!this.runBroadcast()) return;

		const showSecret = !this.broadcasting && user.can('mute', null, room);

		const subRooms = room.getSubRooms(showSecret);

		if (!subRooms.length) return this.sendReply(`This room doesn't have any subrooms.`);

		const subRoomText = subRooms.map(room => Chat.html`<a href="/${room.id}">${room.title}</a><br/><small>${room.desc}</small>`);

		return this.sendReplyBox(`<p style="font-weight:bold;">${Chat.escapeHTML(room.title)}'s subroom${Chat.plural(subRooms)}:</p><ul><li>${subRoomText.join('</li><br/><li>')}</li></ul></strong>`);
	},

	subroomhelp: [
		`/subroom [room] - Marks the current room as a subroom of [room]. Requires: & ~`,
		`/unsubroom - Unmarks the current room as a subroom. Requires: & ~`,
		`/subrooms - Displays the current room's subrooms.`,
		`/parentroom - Displays the current room's parent room.`,
	],

	roomdesc: function (target, room, user) {
		if (!target) {
			if (!this.runBroadcast()) return;
			if (!room.desc) return this.sendReply(`This room does not have a description set.`);
			this.sendReplyBox(Chat.html`The room description is: ${room.desc}`);
			return;
		}
		if (!this.can('declare')) return false;
		if (target.length > 80) return this.errorReply(`Error: Room description is too long (must be at most 80 characters).`);
		let normalizedTarget = ' ' + target.toLowerCase().replace(/[^a-z0-9]+/g, ' ').trim() + ' ';

		if (normalizedTarget.includes(' welcome ')) {
			return this.errorReply(`Error: Room description must not contain the word "welcome".`);
		}
		if (normalizedTarget.slice(0, 9) === ' discuss ') {
			return this.errorReply(`Error: Room description must not start with the word "discuss".`);
		}
		if (normalizedTarget.slice(0, 12) === ' talk about ' || normalizedTarget.slice(0, 17) === ' talk here about ') {
			return this.errorReply(`Error: Room description must not start with the phrase "talk about".`);
		}

		room.desc = target;
		this.sendReply(`(The room description is now: ${target})`);

		this.privateModAction(`(${user.name} changed the roomdesc to: "${target}".)`);
		this.modlog('ROOMDESC', null, `to "${target}"`);

		if (room.chatRoomData) {
			room.chatRoomData.desc = room.desc;
			Rooms.global.writeChatRoomData();
		}
	},

	topic: 'roomintro',
	roomintro: function (target, room, user, connection, cmd) {
		if (!target) {
			if (!this.runBroadcast()) return;
			if (!room.introMessage) return this.sendReply("This room does not have an introduction set.");
			this.sendReply('|raw|<div class="infobox infobox-limited">' + room.introMessage.replace(/\n/g, '') + '</div>');
			if (!this.broadcasting && user.can('declare', null, room) && cmd !== 'topic') {
				this.sendReply('Source:');
				const code = Chat.escapeHTML(room.introMessage).replace(/\n/g, '<br />');
				this.sendReplyBox(`<code style="white-space: pre-wrap">/roomintro ${code}</code>`);
			}
			return;
		}
		if (!this.can('editroom', null, room)) return false;
		if (this.meansNo(target) || target === 'delete') return this.errorReply('Did you mean "/deleteroomintro"?');
		target = this.canHTML(target);
		if (!target) return;
		if (!/</.test(target)) {
			// not HTML, do some simple URL linking
			let re = /(https?:\/\/(([\w.-]+)+(:\d+)?(\/([\w/_.]*(\?\S+)?)?)?))/g;
			target = target.replace(re, '<a href="$1">$1</a>');
		}
		if (target.substr(0, 11) === '/roomintro ') target = target.substr(11);

		room.introMessage = target.replace(/\r/g, '');
		this.sendReply("(The room introduction has been changed to:)");
		this.sendReply(`|raw|<div class="infobox infobox-limited">${room.introMessage.replace(/\n/g, '')}</div>`);

		this.privateModAction(`(${user.name} changed the roomintro.)`);
		this.modlog('ROOMINTRO');
		this.roomlog(room.introMessage.replace(/\n/g, ''));

		if (room.chatRoomData) {
			room.chatRoomData.introMessage = room.introMessage;
			Rooms.global.writeChatRoomData();
		}
	},

	deletetopic: 'deleteroomintro',
	deleteroomintro: function (target, room, user) {
		if (!this.can('declare', null, room)) return false;
		if (!room.introMessage) return this.errorReply("This room does not have a introduction set.");

		this.privateModAction(`(${user.name} deleted the roomintro.)`);
		this.modlog('DELETEROOMINTRO');
		this.roomlog(target);

		delete room.introMessage;
		if (room.chatRoomData) {
			delete room.chatRoomData.introMessage;
			Rooms.global.writeChatRoomData();
		}
	},

	stafftopic: 'staffintro',
	staffintro: function (target, room, user, connection, cmd) {
		if (!target) {
			if (!this.can('mute', null, room)) return false;
			if (!room.staffMessage) return this.sendReply("This room does not have a staff introduction set.");
			this.sendReply(`|raw|<div class="infobox">${room.staffMessage.replace(/\n/g, ``)}</div>`);
			if (user.can('ban', null, room) && cmd !== 'stafftopic') {
				this.sendReply('Source:');
				const code = Chat.escapeHTML(room.staffMessage).replace(/\n/g, '<br />');
				this.sendReplyBox(`<code style="white-space: pre-wrap">/staffintro ${code}</code>`);
			}
			return;
		}
		if (!this.can('ban', null, room)) return false;
		if (!this.canTalk()) return;
		if (this.meansNo(target) || target === 'delete') return this.errorReply('Did you mean "/deletestaffintro"?');
		target = this.canHTML(target);
		if (!target) return;
		if (!/</.test(target)) {
			// not HTML, do some simple URL linking
			let re = /(https?:\/\/(([\w.-]+)+(:\d+)?(\/([\w/_.]*(\?\S+)?)?)?))/g;
			target = target.replace(re, '<a href="$1">$1</a>');
		}
		if (target.substr(0, 12) === '/staffintro ') target = target.substr(12);

		room.staffMessage = target.replace(/\r/g, '');
		this.sendReply("(The staff introduction has been changed to:)");
		this.sendReply(`|raw|<div class="infobox">${target.replace(/\n/g, ``)}</div>`);

		this.privateModAction(`(${user.name} changed the staffintro.)`);
		this.modlog('STAFFINTRO');
		this.roomlog(room.staffMessage.replace(/\n/g, ``));

		if (room.chatRoomData) {
			room.chatRoomData.staffMessage = room.staffMessage;
			Rooms.global.writeChatRoomData();
		}
	},

	deletestafftopic: 'deletestaffintro',
	deletestaffintro: function (target, room, user) {
		if (!this.can('ban', null, room)) return false;
		if (!room.staffMessage) return this.errorReply("This room does not have a staff introduction set.");

		this.privateModAction(`(${user.name} deleted the staffintro.)`);
		this.modlog('DELETESTAFFINTRO');
		this.roomlog(target);

		delete room.staffMessage;
		if (room.chatRoomData) {
			delete room.chatRoomData.staffMessage;
			Rooms.global.writeChatRoomData();
		}
	},

	roomalias: function (target, room, user) {
		if (!target) {
			if (!this.runBroadcast()) return;
			if (!room.aliases || !room.aliases.length) return this.sendReplyBox("This room does not have any aliases.");
			return this.sendReplyBox(`This room has the following aliases: ${room.aliases.join(", ")}`);
		}
		if (!this.can('makeroom')) return false;
		if (target.includes(',')) {
			this.errorReply(`Invalid room alias: ${target.trim()}`);
			return this.parse('/help roomalias');
		}

		let alias = toId(target);
		if (!alias.length) return this.errorReply("Only alphanumeric characters are valid in an alias.");
		if (Rooms(alias) || Rooms.aliases.has(alias)) return this.errorReply("You cannot set an alias to an existing room or alias.");
		if (room.isPersonal) return this.errorReply("Personal rooms can't have aliases.");

		Rooms.aliases.set(alias, room.id);
		this.privateModAction(`(${user.name} added the room alias '${alias}'.)`);
		this.modlog('ROOMALIAS', null, alias);

		if (!room.aliases) room.aliases = [];
		room.aliases.push(alias);
		if (room.chatRoomData) {
			room.chatRoomData.aliases = room.aliases;
			Rooms.global.writeChatRoomData();
		}
	},
	roomaliashelp: [
		`/roomalias - displays a list of all room aliases of the room the command was entered in.`,
		`/roomalias [alias] - adds the given room alias to the room the command was entered in. Requires: & ~`,
		`/removeroomalias [alias] - removes the given room alias of the room the command was entered in. Requires: & ~`,
	],

	deleteroomalias: 'removeroomalias',
	deroomalias: 'removeroomalias',
	unroomalias: 'removeroomalias',
	removeroomalias: function (target, room, user) {
		if (!room.aliases) return this.errorReply("This room does not have any aliases.");
		if (!this.can('makeroom')) return false;
		if (target.includes(',')) {
			this.errorReply(`Invalid room alias: ${target.trim()}`);
			return this.parse('/help removeroomalias');
		}

		let alias = toId(target);
		if (!alias || !Rooms.aliases.has(alias)) return this.errorReply("Please specify an existing alias.");
		if (Rooms.aliases.get(alias) !== room.id) return this.errorReply("You may only remove an alias from the current room.");

		this.privateModAction(`(${user.name} removed the room alias '${alias}'.)`);
		this.modlog('REMOVEALIAS', null, alias);

		let aliasIndex = room.aliases.indexOf(alias);
		if (aliasIndex >= 0) {
			room.aliases.splice(aliasIndex, 1);
			Rooms.aliases.delete(alias);
			Rooms.global.writeChatRoomData();
		}
	},
	removeroomaliashelp: [`/removeroomalias [alias] - removes the given room alias of the room the command was entered in. Requires: & ~`],

	roomowner: function (target, room, user) {
		if (!room.chatRoomData) {
			return this.sendReply("/roomowner - This room isn't designed for per-room moderation to be added");
		}
		if (!target) return this.parse('/help roomowner');
		target = this.splitTarget(target, true);
		if (target) return this.errorReply(`This command does not support specifying a reason.`);
		let targetUser = this.targetUser;
		let name = this.targetUsername;
		let userid = toId(name);

		if (!Users.isUsernameKnown(userid)) {
			return this.errorReply(`User '${this.targetUsername}' is offline and unrecognized, and so can't be promoted.`);
		}

		if (!this.can('makeroom')) return false;

		if (!room.auth) room.auth = room.chatRoomData.auth = {};

		room.auth[userid] = '#';
		this.addModAction(`${name} was appointed Room Owner by ${user.name}.`);
		this.modlog('ROOMOWNER', userid);
		if (targetUser) {
			targetUser.popup(`You were appointed Room Owner by ${user.name} in ${room.id}.`);
			room.onUpdateIdentity(targetUser);
			if (room.subRooms) {
				for (const subRoom of room.subRooms.values()) {
					subRoom.onUpdateIdentity(targetUser);
				}
			}
		}
		Rooms.global.writeChatRoomData();
	},
	roomownerhelp: [`/roomowner [username] - Appoints [username] as a room owner. Requires: & ~`],

	'!roompromote': true,
	roomdemote: 'roompromote',
	roompromote: function (target, room, user, connection, cmd) {
		if (!room) {
			// this command isn't marked as room-only because it's usable in PMs through /invite
			return this.errorReply("This command is only available in rooms");
		}
		if (!room.auth) {
			this.sendReply("/roompromote - This room isn't designed for per-room moderation.");
			return this.sendReply("Before setting room staff, you need to set a room owner with /roomowner");
		}
		if (!this.canTalk()) return;
		if (!target) return this.parse('/help roompromote');

		const force = target.startsWith('!!!');
		if (force) target = target.slice(3);
		target = this.splitTarget(target, true);
		let targetUser = this.targetUser;
		let userid = toId(this.targetUsername);
		let name = targetUser ? targetUser.name : this.targetUsername;

		if (!userid) return this.parse('/help roompromote');
		if (!targetUser && !Users.isUsernameKnown(userid) && !force) {
			return this.errorReply(`User '${name}' is offline and unrecognized, and so can't be promoted.`);
		}
		if (targetUser && !targetUser.registered) {
			return this.errorReply(`User '${name}' is unregistered, and so can't be promoted.`);
		}

		let currentGroup = room.getAuth({userid, group: (Users.usergroups[userid] || ' ').charAt(0)});
		let nextGroup = target;
		if (target === 'deauth') nextGroup = Config.groupsranking[0];
		if (!nextGroup) {
			return this.errorReply("Please specify a group such as /roomvoice or /roomdeauth");
		}
		if (!Config.groups[nextGroup]) {
			return this.errorReply(`Group '${nextGroup}' does not exist.`);
		}

		if (Config.groups[nextGroup].globalonly || (Config.groups[nextGroup].battleonly && !room.battle)) {
			return this.errorReply(`Group 'room${Config.groups[nextGroup].id}' does not exist as a room rank.`);
		}

		let groupName = Config.groups[nextGroup].name || "regular user";
		if ((room.auth[userid] || Config.groupsranking[0]) === nextGroup) {
			return this.errorReply(`User '${name}' is already a ${groupName} in this room.`);
		}
		if (!user.can('makeroom')) {
			if (currentGroup !== ' ' && !user.can('room' + (Config.groups[currentGroup] ? Config.groups[currentGroup].id : 'voice'), null, room)) {
				return this.errorReply(`/${cmd} - Access denied for promoting/demoting from ${(Config.groups[currentGroup] ? Config.groups[currentGroup].name : "an undefined group")}.`);
			}
			if (nextGroup !== ' ' && !user.can('room' + Config.groups[nextGroup].id, null, room)) {
				return this.errorReply(`/${cmd} - Access denied for promoting/demoting to ${Config.groups[nextGroup].name}.`);
			}
		}
		let nextGroupIndex = Config.groupsranking.indexOf(nextGroup) || 1; // assume voice if not defined (although it should be by now)
		if (targetUser && targetUser.locked && !room.isPrivate && !room.battle && !room.isPersonal && nextGroupIndex >= 2) {
			return this.errorReply("Locked users can't be promoted.");
		}

		if (nextGroup === Config.groupsranking[0]) {
			delete room.auth[userid];
		} else {
			room.auth[userid] = nextGroup;
		}

		// Only show popup if: user is online and in the room, the room is public, and not a groupchat or a battle.
		let needsPopup = targetUser && room.users[targetUser.userid] && !room.isPrivate && !room.isPersonal && !room.battle;

		if (this.pmTarget && targetUser) {
			const text = `${targetUser.name} was invited (and promoted to Room ${groupName}) by ${user.name}.`;
			room.add(`|c|${user.getIdentity(room)}|/log ${text}`).update();
			this.modlog('INVITE', targetUser, null, {noip: 1, noalts: 1});
		} else if (nextGroup in Config.groups && currentGroup in Config.groups && Config.groups[nextGroup].rank < Config.groups[currentGroup].rank) {
			if (targetUser && room.users[targetUser.userid] && !Config.groups[nextGroup].modlog) {
				// if the user can't see the demotion message (i.e. rank < %), it is shown in the chat
				targetUser.send(`>${room.id}\n(You were demoted to Room ${groupName} by ${user.name}.)`);
			}
			this.privateModAction(`(${name} was demoted to Room ${groupName} by ${user.name}.)`);
			this.modlog(`ROOM${groupName.toUpperCase()}`, userid, '(demote)');
			if (needsPopup) targetUser.popup(`You were demoted to Room ${groupName} by ${user.name} in ${room.id}.`);
		} else if (nextGroup === '#') {
			this.addModAction(`${'' + name} was promoted to ${groupName} by ${user.name}.`);
			this.modlog('ROOM OWNER', userid);
			if (needsPopup) targetUser.popup(`You were promoted to ${groupName} by ${user.name} in ${room.id}.`);
		} else {
			this.addModAction(`${'' + name} was promoted to Room ${groupName} by ${user.name}.`);
			this.modlog(`ROOM${groupName.toUpperCase()}`, userid);
			if (needsPopup) targetUser.popup(`You were promoted to Room ${groupName} by ${user.name} in ${room.id}.`);
		}

		if (targetUser) {
			targetUser.updateIdentity(room.id);
			if (room.subRooms) {
				for (const subRoom of room.subRooms.values()) {
					targetUser.updateIdentity(subRoom.id);
				}
			}
		}
		if (room.chatRoomData) Rooms.global.writeChatRoomData();
	},
	roompromotehelp: [
		`/roompromote OR /roomdemote [username], [group symbol] - Promotes/demotes the user to the specified room rank. Requires: @ * # & ~`,
		`/room[group] [username] - Promotes/demotes the user to the specified room rank. Requires: @ * # & ~`,
		`/roomdeauth [username] - Removes all room rank from the user. Requires: @ * # & ~`,
	],

	'!roomauth': true,
	roomstaff: 'roomauth',
	roomauth1: 'roomauth',
	roomauth: function (target, room, user, connection, cmd) {
		let userLookup = '';
		if (cmd === 'roomauth1') userLookup = `\n\nTo look up auth for a user, use /userauth ${target}`;
		let targetRoom = room;
		if (target) targetRoom = Rooms.search(target);
		if (!targetRoom || targetRoom.id === 'global' || !targetRoom.checkModjoin(user)) return this.errorReply(`The room "${target}" does not exist.`);
		if (!targetRoom.auth) return this.sendReply(`/roomauth - The room '${targetRoom.title || target}' isn't designed for per-room moderation and therefore has no auth list.${userLookup}`);

		let rankLists = {};
		for (let u in targetRoom.auth) {
			if (!rankLists[targetRoom.auth[u]]) rankLists[targetRoom.auth[u]] = [];
			rankLists[targetRoom.auth[u]].push(u);
		}

		let buffer = Object.keys(rankLists).sort((a, b) =>
			(Config.groups[b] || {rank: 0}).rank - (Config.groups[a] || {rank: 0}).rank
		).map(r => {
			let roomRankList = rankLists[r].sort();
			roomRankList = roomRankList.map(s => s in targetRoom.users ? `**${s}**` : s);
			return `${Config.groups[r] ? `${Config.groups[r].name}s (${r})` : r}:\n${roomRankList.join(", ")}`;
		});

		if (!buffer.length) {
			connection.popup(`The room '${targetRoom.title}' has no auth. ${userLookup}`);
			return;
		}
		let curRoom = targetRoom;
		while (curRoom.parent) {
			const modjoinSetting = curRoom.modjoin === true ? curRoom.modchat : curRoom.modjoin;
			const roomType = (modjoinSetting ? `modjoin ${modjoinSetting} ` : '');
			const inheritedUserType = (modjoinSetting ? ` of rank ${modjoinSetting} and above` : '');
			if (curRoom.parent) {
				buffer.push(`${curRoom.title} is a ${roomType}subroom of ${curRoom.parent.title}, so ${curRoom.parent.title} users${inheritedUserType} also have authority in this room.`);
			}
			curRoom = curRoom.parent;
		}
		if (!curRoom.isPrivate) {
			buffer.push(`${curRoom.title} is a public room, so global auth with no relevant roomauth will have authority in this room.`);
		} else if (curRoom.isPrivate === 'hidden' || curRoom.isPrivate === 'voice') {
			buffer.push(`${curRoom.title} is a hidden room, so global auth with no relevant roomauth will have authority in this room.`);
		}
		if (targetRoom !== room) buffer.unshift(`${targetRoom.title} room auth:`);
		connection.popup(`${buffer.join("\n\n")}${userLookup}`);
	},

	'!userauth': true,
	userauth: function (target, room, user, connection) {
		let targetId = toId(target) || user.userid;
		let targetUser = Users.getExact(targetId);
		let targetUsername = (targetUser ? targetUser.name : target);

		let buffer = [];
		let innerBuffer = [];
		let group = Users.usergroups[targetId];
		if (group) {
			buffer.push(`Global auth: ${group.charAt(0)}`);
		}
		Rooms.rooms.forEach((curRoom, id) => {
			if (!curRoom.auth || curRoom.isPrivate) return;
			group = curRoom.auth[targetId];
			if (!group) return;
			innerBuffer.push(group + id);
		});
		if (innerBuffer.length) {
			buffer.push(`Room auth: ${innerBuffer.join(', ')}`);
		}
		if (targetId === user.userid || user.can('lock')) {
			innerBuffer = [];
			Rooms.rooms.forEach((curRoom, id) => {
				if (!curRoom.auth || !curRoom.isPrivate) return;
				if (curRoom.isPrivate === true) return;
				let auth = curRoom.auth[targetId];
				if (!auth) return;
				innerBuffer.push(auth + id);
			});
			if (innerBuffer.length) {
				buffer.push(`Hidden room auth: ${innerBuffer.join(', ')}`);
			}
		}
		if (targetId === user.userid || user.can('makeroom')) {
			innerBuffer = [];
			for (const chatRoom of Rooms.global.chatRooms) {
				if (!chatRoom.auth || !chatRoom.isPrivate) continue;
				if (chatRoom.isPrivate !== true) continue;
				let auth = chatRoom.auth[targetId];
				if (!auth) continue;
				innerBuffer.push(auth + chatRoom.id);
			}
			if (innerBuffer.length) {
				buffer.push(`Private room auth: ${innerBuffer.join(', ')}`);
			}
		}
		if (!buffer.length) {
			buffer.push("No global or room auth.");
		}

		buffer.unshift(`${targetUsername} user auth:`);
		connection.popup(buffer.join("\n\n"));
	},

	rb: 'ban',
	roomban: 'ban',
	b: 'ban',
	ban: function (target, room, user, connection) {
		if (!target) return this.parse('/help ban');
		if (!this.canTalk()) return;

		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (!targetUser) return this.errorReply(`User '${this.targetUsername}' not found.`);
		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The reason is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}
		if (!this.can('ban', targetUser, room)) return false;
		if (targetUser.can('makeroom')) return this.errorReply("You are not allowed to ban upper staff members.");
		if (Punishments.getRoomPunishType(room, this.targetUsername) === 'BLACKLIST') return this.errorReply(`This user is already blacklisted from ${room.id}.`);
		let name = targetUser.getLastName();
		let userid = targetUser.getLastId();

		if (Punishments.isRoomBanned(targetUser, room.id) && !target) {
			let problem = " but was already banned";
			return this.privateModAction(`(${name} would be banned by ${user.name} ${problem}.)`);
		}

		if (targetUser.trusted && room.isPrivate !== true && !room.isPersonal) {
			Monitor.log(`[CrisisMonitor] Trusted user ${targetUser.name} ${(targetUser.trusted !== targetUser.userid ? ` (${targetUser.trusted})` : ``)} was roombanned from ${room.id} by ${user.name}, and should probably be demoted.`);
		}

		if (targetUser in room.users || user.can('lock')) {
			targetUser.popup(
				`|modal||html|<p>${Chat.escapeHTML(user.name)} has banned you from the room ${room.id} ${(room.subRooms ? ` and its subrooms` : ``)}.</p>${(target ? `<p>Reason: ${Chat.escapeHTML(target)}</p>` : ``)}<p>To appeal the ban, PM the staff member that banned you${(!room.battle && room.auth ? ` or a room owner. </p><p><button name="send" value="/roomauth ${room.id}">List Room Staff</button></p>` : `.</p>`)}`
			);
		}

		const reason = (target ? ` (${target})` : ``);
		this.addModAction(`${name} was banned from ${room.title} by ${user.name}.${reason}`);

		let affected = Punishments.roomBan(room, targetUser, null, null, target);

		if (!room.isPrivate && room.chatRoomData) {
			let acAccount = (targetUser.autoconfirmed !== userid && targetUser.autoconfirmed);
			let displayMessage = '';
			if (affected.length > 1) {
				displayMessage = `(${name}'s ${(acAccount ? ` ac account: ${acAccount}, ` : ``)} banned alts: ${affected.slice(1).map(user => user.getLastName()).join(", ")})`;
				this.privateModAction(displayMessage);
			} else if (acAccount) {
				displayMessage = `(${name}'s ac account: ${acAccount})`;
				this.privateModAction(displayMessage);
			}
		}
		room.hideText([userid, toId(this.inputUsername)]);

		if (room.isPrivate !== true && room.chatRoomData) {
			this.globalModlog("ROOMBAN", targetUser, ` by ${user.userid}${(target ? `: ${target}` : ``)}`);
		} else {
			this.modlog("ROOMBAN", targetUser, ` by ${user.userid}${(target ? `: ${target}` : ``)}`);
		}
		return true;
	},
	banhelp: [`/roomban [username], [reason] - Bans the user from the room you are in. Requires: @ # & ~`],

	unroomban: 'unban',
	roomunban: 'unban',
	unban: function (target, room, user, connection) {
		if (!target) return this.parse('/help unban');
		if (!this.can('ban', null, room)) return false;

		let name = Punishments.roomUnban(room, target);

		if (name) {
			this.addModAction(`${name} was unbanned from ${room.title} by ${user.name}.`);
			if (room.isPrivate !== true && room.chatRoomData) {
				this.globalModlog("UNROOMBAN", name, ` by ${user.userid}`);
			}
		} else {
			this.errorReply(`User '${target}' is not banned from this room.`);
		}
	},
	unbanhelp: [`/roomunban [username] - Unbans the user from the room you are in. Requires: @ # & ~`],

	'!autojoin': true,
	autojoin: function (target, room, user, connection) {
		let targets = target.split(',');
		if (targets.length > 11 || connection.inRooms.size > 1) return;
		Rooms.global.autojoinRooms(user, connection);
		let autojoins = [];
		for (const target of targets) {
			if (user.tryJoinRoom(target, connection) === Rooms.RETRY_AFTER_LOGIN) {
				autojoins.push(target);
			}
		}
		connection.autojoins = autojoins.join(',');
	},

	'!join': true,
	joim: 'join',
	j: 'join',
	join: function (target, room, user, connection) {
		if (!target) return this.parse('/help join');
		if (target.startsWith('http://')) target = target.slice(7);
		if (target.startsWith('https://')) target = target.slice(8);
		if (target.startsWith('play.pokemonshowdown.com/')) target = target.slice(25);
		if (target.startsWith('psim.us/')) target = target.slice(8);
		if (user.tryJoinRoom(target, connection) === Rooms.RETRY_AFTER_LOGIN) {
			connection.sendTo(target, `|noinit|namerequired|The room '${target}' does not exist or requires a login to join.`);
		}
	},
	joinhelp: [`/join [roomname] - Attempt to join the room [roomname].`],

	'!part': true,
	leave: 'part',
	part: function (target, room, user, connection) {
		let targetRoom = target ? Rooms.search(target) : room;
		if (!targetRoom || targetRoom === Rooms.global) {
			if (target.startsWith('view-')) return;
			return this.errorReply(`The room '${target}' does not exist.`);
		}
		user.leaveRoom(targetRoom, connection);
	},

	/*********************************************************
	 * Moderating: Punishments
	 *********************************************************/

	kick: 'warn',
	k: 'warn',
	warn: function (target, room, user) {
		if (!target) return this.parse('/help warn');
		if (!this.canTalk()) return;
		if (room.isPersonal && !user.can('warn')) return this.errorReply("Warning is unavailable in group chats.");

		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (!targetUser || !targetUser.connected) return this.errorReply(`User '${this.targetUsername}' not found.`);
		if (!(targetUser in room.users)) {
			return this.errorReply(`User ${this.targetUsername} is not in the room ${room.id}.`);
		}
		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The reason is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}
		if (!this.can('warn', targetUser, room)) return false;
		if (targetUser.can('makeroom')) return this.errorReply("You are not allowed to warn upper staff members.");

		this.addModAction(`${targetUser.name} was warned by ${user.name}.${(target ? ` (${target})` : ``)}`);
		this.modlog('WARN', targetUser, target, {noalts: 1});
		targetUser.send(`|c|~|/warn ${target}`);
		let userid = targetUser.getLastId();
		this.add(`|unlink|${userid}`);
		if (userid !== toId(this.inputUsername)) this.add(`|unlink|${toId(this.inputUsername)}`);
	},
	warnhelp: [`/warn OR /k [username], [reason] - Warns a user showing them the Pok\u00e9mon Showdown Rules and [reason] in an overlay. Requires: % @ # & ~`],

	redirect: 'redir',
	redir: function (target, room, user, connection) {
		if (!target) return this.parse('/help redirect');
		if (room.isPrivate || room.isPersonal) return this.errorReply("Users cannot be redirected from private or personal rooms.");

		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		let targetRoom = Rooms.search(target);
		if (!targetRoom || targetRoom.modjoin || targetRoom.staffRoom) {
			return this.errorReply(`The room "${target}" does not exist.`);
		}
		if (!this.can('warn', targetUser, room) || !this.can('warn', targetUser, targetRoom)) return false;
		if (!targetUser || !targetUser.connected) {
			return this.errorReply(`User ${this.targetUsername} not found.`);
		}
		if (targetRoom.id === "global") return this.errorReply(`Users cannot be redirected to the global room.`);
		if (targetRoom.isPrivate || targetRoom.isPersonal) {
			return this.errorReply(`The room "${target}" is not public.`);
		}
		if (targetUser.inRooms.has(targetRoom.id)) {
			return this.errorReply(`User ${targetUser.name} is already in the room ${targetRoom.title}!`);
		}
		if (!targetUser.inRooms.has(room.id)) {
			return this.errorReply(`User ${this.targetUsername} is not in the room ${room.id}.`);
		}
		targetUser.leaveRoom(room.id);
		targetUser.popup(`You are in the wrong room; please go to <<${targetRoom.id}>> instead`);
		this.addModAction(`${targetUser.name} was redirected to room ${targetRoom.title} by ${user.name}.`);
		this.modlog('REDIRECT', targetUser, `to ${targetRoom.title}`, {noip: 1, noalts: 1});
		targetUser.leaveRoom(room);
	},
	redirhelp: [`/redirect OR /redir [username], [roomname] - Attempts to redirect the user [username] to the room [roomname]. Requires: % @ & ~`],

	m: 'mute',
	mute: function (target, room, user, connection, cmd) {
		if (!target) return this.parse('/help mute');
		if (!this.canTalk()) return;

		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (!targetUser) return this.errorReply(`User '${this.targetUsername}' not found.`);
		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The reason is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}

		let muteDuration = ((cmd === 'hm' || cmd === 'hourmute') ? HOURMUTE_LENGTH : MUTE_LENGTH);
		if (!this.can('mute', targetUser, room)) return false;
		if (targetUser.can('makeroom')) return this.errorReply("You are not allowed to mute upper staff members.");
		let canBeMutedFurther = ((room.getMuteTime(targetUser) || 0) <= (muteDuration * 5 / 6));
		if (targetUser.locked || (room.isMuted(targetUser) && !canBeMutedFurther) || Punishments.isRoomBanned(targetUser, room.id)) {
			let problem = ` but was already ${(targetUser.locked ? "locked" : room.isMuted(targetUser) ? "muted" : "room banned")}`;
			if (!target) {
				return this.privateModAction(`(${targetUser.name} would be muted by ${user.name} ${problem}.)`);
			}
			return this.addModAction(`${targetUser.name} would be muted by ${user.name} ${problem}. (${target})`);
		}

		if (targetUser in room.users) targetUser.popup(`|modal|${user.name} has muted you in ${room.id} for ${Chat.toDurationString(muteDuration)}. ${target}`);
		this.addModAction(`${targetUser.name} was muted by ${user.name} for ${Chat.toDurationString(muteDuration)}.${(target ? ` (${target})` : ``)}`);
		this.modlog(`${cmd.includes('h') ? 'HOUR' : ''}MUTE`, targetUser, target);
		if (targetUser.autoconfirmed && targetUser.autoconfirmed !== targetUser.userid) {
			let displayMessage = `(${targetUser.name}'s ac account: ${targetUser.autoconfirmed})`;
			this.privateModAction(displayMessage);
		}
		let userid = targetUser.getLastId();
		this.add(`|unlink|${userid}`);
		if (userid !== toId(this.inputUsername)) this.add(`|unlink|${toId(this.inputUsername)}`);

		room.mute(targetUser, muteDuration, false);
	},
	mutehelp: [`/mute OR /m [username], [reason] - Mutes a user with reason for 7 minutes. Requires: % @ * # & ~`],

	hm: 'hourmute',
	hourmute: function (target) {
		if (!target) return this.parse('/help hourmute');
		this.run('mute');
	},
	hourmutehelp: [`/hourmute OR /hm [username], [reason] - Mutes a user with reason for an hour. Requires: % @ * # & ~`],

	um: 'unmute',
	unmute: function (target, room, user) {
		if (!target) return this.parse('/help unmute');
		target = this.splitTarget(target);
		if (target) return this.errorReply(`This command does not support specifying a reason.`);
		if (!this.canTalk()) return;
		if (!this.can('mute', null, room)) return false;

		let targetUser = this.targetUser;
		let successfullyUnmuted = room.unmute(targetUser ? targetUser.userid : toId(this.targetUsername), `Your mute in '${room.title}' has been lifted.`);

		if (successfullyUnmuted) {
			this.addModAction(`${(targetUser ? targetUser.name : successfullyUnmuted)} was unmuted by ${user.name}.`);
			this.modlog('UNMUTE', (targetUser || successfullyUnmuted), null, {noip: 1, noalts: 1});
		} else {
			this.errorReply(`${(targetUser ? targetUser.name : this.targetUsername)} is not muted.`);
		}
	},
	unmutehelp: [`/unmute [username] - Removes mute from user. Requires: % @ * # & ~`],

	forcelock: 'lock',
	l: 'lock',
	ipmute: 'lock',
	wl: 'lock',
	weeklock: 'lock',
	lock: function (target, room, user, connection, cmd) {
		let week = cmd === 'wl' || cmd === 'weeklock';

		if (!target) {
			if (week) return this.parse('/help weeklock');
			return this.parse('/help lock');
		}

		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (!targetUser && !Punishments.search(toId(this.targetUsername))[0].length) return this.errorReply(`User '${this.targetUsername}' not found.`);
		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The reason is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}
		if (!this.can('lock', targetUser)) return false;

		let name, userid;

		if (targetUser) {
			name = targetUser.getLastName();
			userid = targetUser.getLastId();

			if (targetUser.locked && !week) {
				return this.privateModAction(`(${name} would be locked by ${user.name} but was already locked.)`);
			}

			if (targetUser.trusted) {
				if (cmd === 'forcelock') {
					let from = targetUser.distrust();
					Monitor.log(`[CrisisMonitor] ${name} was locked by ${user.name} and demoted from ${from.join(", ")}.`);
					this.globalModlog("CRISISDEMOTE", targetUser, ` from ${from.join(", ")}`);
				} else {
					return this.sendReply(`${name} is a trusted user. If you are sure you would like to lock them use /forcelock.`);
				}
			} else if (cmd === 'forcelock') {
				return this.errorReply(`Use /lock; ${name} is not a trusted user.`);
			}

			let roomauth = [];
			Rooms.rooms.forEach((curRoom, id) => {
				if (id === 'global' || !curRoom.auth) return;
				// Destroy personal rooms of the locked user.
				if (curRoom.isPersonal && curRoom.auth[userid] === '#') {
					curRoom.destroy();
				} else {
					if (curRoom.isPrivate || curRoom.battle) return;

					let group = curRoom.auth[userid];

					if (group) roomauth.push(`${group}${id}`);
				}
			});

			if (roomauth.length) Monitor.log(`[CrisisMonitor] Locked user ${name} has public roomauth (${roomauth.join(', ')}), and should probably be demoted.`);
		} else {
			name = this.targetUsername;
			userid = toId(this.targetUsername);
		}

		let proof = '';
		let userReason = target;
		let targetLowercase = target.toLowerCase();
		if (target && (targetLowercase.includes('spoiler:') || targetLowercase.includes('spoilers:'))) {
			let proofIndex = (targetLowercase.includes('spoilers:') ? targetLowercase.indexOf('spoilers:') : targetLowercase.indexOf('spoiler:'));
			let bump = (targetLowercase.includes('spoilers:') ? 9 : 8);
			proof = `(PROOF: ${target.substr(proofIndex + bump, target.length).trim()}) `;
			userReason = target.substr(0, proofIndex).trim();
		}

		let weekMsg = week ? ' for a week' : '';

		if (targetUser) {
			let appeal = ``;
			if (Chat.pages.help) {
				appeal += `<a href="view-help-request--appeal"><button class="button"><strong>Appeal your punishment</strong></button></a>`;
			} else if (Config.appealurl) {
				appeal += `appeal: <a href="${Config.appealurl}">${Config.appealurl}</a>`;
			}
			targetUser.send(`|popup||html||modal|${user.name} has locked you from talking in chats, battles, and PMing regular users${weekMsg}.${(userReason ? `\n\nReason: ${userReason}` : "")}\n\nIf you feel that your lock was unjustified, you can ${appeal}.\n\nYour lock will expire in a few days.`);
		}

		let lockMessage = `${name} was locked from talking${weekMsg} by ${user.name}.` + (userReason ? ` (${userReason})` : "");

		this.addModAction(lockMessage);

		// Notify staff room when a user is locked outside of it.
		if (room.id !== 'staff' && Rooms('staff')) {
			Rooms('staff').addByUser(user, `<<${room.id}>> ${lockMessage}`);
		}

		// Use default time for locks.
		let duration = week ? Date.now() + 7 * 24 * 60 * 60 * 1000 : null;
		let affected = [];

		if (targetUser) {
			affected = Punishments.lock(targetUser, duration, null, userReason);
		} else {
			affected = Punishments.lock(null, duration, userid, userReason);
		}

		let acAccount = (targetUser && targetUser.autoconfirmed !== userid && targetUser.autoconfirmed);
		let displayMessage = '';
		if (affected.length > 1) {
			displayMessage = `(${name}'s ${(acAccount ? ` ac account: ${acAccount}, ` : "")} locked alts: ${affected.slice(1).map(user => user.getLastName()).join(", ")})`;
			this.privateModAction(displayMessage);
		} else if (acAccount) {
			displayMessage = `(${name}'s ac account: ${acAccount})`;
			this.privateModAction(displayMessage);
		}
		room.hideText([userid, toId(this.inputUsername)]);

		const globalReason = (target ? `: ${userReason} ${proof}` : '');
		this.globalModlog((week ? "WEEKLOCK" : "LOCK"), targetUser || userid, ` by ${user.userid}${globalReason}`);

		// Automatically upload replays as evidence/reference to the punishment
		if (room.battle) this.parse('/savereplay');
		return true;
	},
	lockhelp: [
		`/lock OR /l [username], [reason] - Locks the user from talking in all chats. Requires: % @ * & ~`,
		`/weeklock OR /wl [username], [reason] - Same as /lock, but locks users for a week.`,
		`/lock OR /l [username], [reason] spoiler: [proof] - Marks proof in modlog only.`,
	],

	unlock: function (target, room, user) {
		if (!target) return this.parse('/help unlock');
		if (!this.can('lock')) return false;

		let targetUser = Users.get(target);
		if (targetUser && targetUser.namelocked) {
			return this.errorReply(`User ${targetUser.name} is namelocked, not locked. Use /unnamelock to unnamelock them.`);
		}
		let reason = '';
		if (targetUser && targetUser.locked && targetUser.locked.charAt(0) === '#') {
			reason = ` (${targetUser.locked})`;
		}

		let unlocked = Punishments.unlock(target);

		if (unlocked) {
			const unlockMessage = `${unlocked.join(", ")} ${((unlocked.length > 1) ? "were" : "was")} unlocked by ${user.name}.${reason}`;
			this.addModAction(unlockMessage);
			// Notify staff room when a user is unlocked outside of it.
			if (!reason && room.id !== 'staff' && Rooms('staff')) {
				Rooms('staff').addByUser(user, `<<${room.id}>> ${unlockMessage}`);
			}
			if (!reason) this.globalModlog("UNLOCK", toId(target), ` by ${user.userid}`);
			if (targetUser) targetUser.popup(`${user.name} has unlocked you.`);
		} else {
			this.errorReply(`User '${target}' is not locked.`);
		}
	},
	unlockname: function (target, room, user) {
		if (!target) return this.parse('/help unlock');
		if (!this.can('lock')) return false;

		const userid = toId(target);
		const punishment = Punishments.userids.get(userid);
		if (!punishment) return this.errorReply("This name isn't locked.");
		if (punishment[1] === userid) return this.errorReply(`"${userid}" was specifically locked by a staff member (check the global modlog). Use /unlock if you really want to unlock this name.`);

		Punishments.userids.delete(userid);
		Punishments.savePunishments();

		for (const curUser of Users.findUsers([userid], [])) {
			if (curUser.locked && !curUser.locked.startsWith('#') && !Punishments.getPunishType(curUser.userid)) {
				curUser.locked = false;
				curUser.namelocked = false;
				curUser.updateIdentity();
			}
		}
		this.globalModlog("UNLOCKNAME", userid, ` by ${user.name}`);

		const unlockMessage = `The name '${target}' was unlocked by ${user.name}.`;

		this.addModAction(unlockMessage);
		if (room.id !== 'staff' && Rooms('staff')) {
			Rooms('staff').addByUser(user, `<<${room.id}>> ${unlockMessage}`);
		}
	},
	unlockip: function (target, room, user) {
		target = target.trim();
		if (!target) return this.parse('/help unlock');
		if (!this.can('ban')) return false;
		const range = target.charAt(target.length - 1) === '*';
		if (range && !this.can('rangeban')) return false;

		if (!/^[0-9.*]+$/.test(target)) return this.errorReply("Please enter a valid IP address.");

		const punishment = Punishments.ips.get(target);
		if (!punishment) return this.errorReply(`${target} is not a locked/banned IP or IP range.`);

		Punishments.ips.delete(target);
		Punishments.savePunishments();

		for (const curUser of Users.findUsers([], [target])) {
			if (curUser.locked && !curUser.locked.startsWith('#') && !Punishments.getPunishType(curUser.userid)) {
				curUser.locked = false;
				curUser.namelocked = false;
				curUser.updateIdentity();
			}
		}
		this.globalModlog(`UNLOCK${range ? 'RANGE' : 'IP'}`, target, ` by ${user.name}`);

		const broadcastRoom = Rooms('staff') || room;
		broadcastRoom.addByUser(user, `${user.name} unlocked the ${range ? "IP range" : "IP"}: ${target}`);
	},
	unlockhelp: [
		`/unlock [username] - Unlocks the user. Requires: % @ * & ~`,
		`/unlockname [username] - Unlocks a punished alt while leaving the original punishment intact. Requires: % @ * & ~`,
		`/unlockip [ip] - Unlocks a punished ip while leaving the original punishment intact. Requires: @ * & ~`,
	],

	forceglobalban: 'globalban',
	gban: 'globalban',
	globalban: function (target, room, user, connection, cmd) {
		if (!target) return this.parse('/help globalban');

		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (!targetUser) return this.errorReply(`User '${this.targetUsername}' not found.`);
		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The reason is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}
		if (!target && REQUIRE_REASONS) {
			return this.errorReply("Global bans require a reason.");
		}
		if (!this.can('ban', targetUser)) return false;
		let name = targetUser.getLastName();
		let userid = targetUser.getLastId();

		if (targetUser.trusted) {
			if (cmd === 'forceglobalban') {
				let from = targetUser.distrust();
				Monitor.log(`[CrisisMonitor] ${name} was globally banned by ${user.name} and demoted from ${from.join(", ")}.`);
				this.globalModlog("CRISISDEMOTE", targetUser, ` from ${from.join(", ")}`);
			} else {
				return this.sendReply(`${name} is a trusted user. If you are sure you would like to ban them use /forceglobalban.`);
			}
		} else if (cmd === 'forceglobalban') {
			return this.errorReply(`Use /globalban; ${name} is not a trusted user.`);
		}

		// Destroy personal rooms of the banned user.
		for (const roomid of targetUser.inRooms) {
			if (roomid === 'global') continue;
			let targetRoom = Rooms.get(roomid);
			if (targetRoom.isPersonal && targetRoom.auth[userid] === '#') {
				targetRoom.destroy();
			}
		}

		let proof = '';
		let userReason = target;
		let targetLowercase = target.toLowerCase();
		if (target && (targetLowercase.includes('spoiler:') || targetLowercase.includes('spoilers:'))) {
			let proofIndex = (targetLowercase.includes('spoilers:') ? targetLowercase.indexOf('spoilers:') : targetLowercase.indexOf('spoiler:'));
			let bump = (targetLowercase.includes('spoilers:') ? 9 : 8);
			proof = `(PROOF: ${target.substr(proofIndex + bump, target.length).trim()}) `;
			userReason = target.substr(0, proofIndex).trim();
		}

		targetUser.popup(`|modal|${user.name} has globally banned you.${(userReason ? `\n\nReason: ${userReason}` : ``)} ${(Config.appealurl ? `\n\nIf you feel that your ban was unjustified, you can appeal:\n${Config.appealurl}` : ``)}\n\nYour ban will expire in a few days.`);

		let banMessage = `${name} was globally banned by ${user.name}.${(userReason ? ` (${userReason})` : ``)}`;
		this.addModAction(banMessage);

		// Notify staff room when a user is banned outside of it.
		if (room.id !== 'staff' && Rooms('staff')) {
			Rooms('staff').addByUser(user, `<<${room.id}>> ${banMessage}`);
		}

		let affected = Punishments.ban(targetUser, null, null, userReason);
		let acAccount = (targetUser.autoconfirmed !== userid && targetUser.autoconfirmed);
		let displayMessage = '';
		if (affected.length > 1) {
			let guests = affected.length - 1;
			affected = affected.slice(1).map(user => user.getLastName()).filter(alt => alt.substr(0, 7) !== '[Guest ');
			guests -= affected.length;
			displayMessage = `(${name}'s ${(acAccount ? `ac account: ${acAccount}, ` : ``)} banned alts: ${affected.join(", ")} ${(guests ? ` [${guests} guests]` : ``)})`;
			this.privateModAction(displayMessage);
			for (const user of affected) {
				this.add(`|unlink|${toId(user)}`);
			}
		} else if (acAccount) {
			displayMessage = `(${name}'s ac account: ${acAccount})`;
			this.privateModAction(displayMessage);
		}

		room.hideText([userid, toId(this.inputUsername)]);

		const globalReason = (target ? `: ${userReason} ${proof}` : '');
		this.globalModlog("BAN", targetUser, ` by ${user.userid}${globalReason}`);
		return true;
	},
	globalbanhelp: [
		`/globalban OR /gban [username], [reason] - Kick user from all rooms and ban user's IP address with reason. Requires: @ * & ~`,
		`/globalban OR /gban [username], [reason] spoiler: [proof] - Marks proof in modlog only.`,
	],

	globalunban: 'unglobalban',
	unglobalban: function (target, room, user) {
		if (!target) return this.parse(`/help unglobalban`);
		if (!this.can('ban')) return false;

		let name = Punishments.unban(target);

		let unbanMessage = `${name} was globally unbanned by ${user.name}.`;

		if (name) {
			this.addModAction(unbanMessage);
			// Notify staff room when a user is unbanned outside of it.
			if (room.id !== 'staff' && Rooms('staff')) {
				Rooms('staff').addByUser(user, `<<${room.id}>> ${unbanMessage}`);
			}
			this.globalModlog("UNBAN", name, ` by ${user.userid}`);
		} else {
			this.errorReply(`User '${target}' is not globally banned.`);
		}
	},
	unglobalbanhelp: [`/unglobalban [username] - Unban a user. Requires: @ * & ~`],

	unbanall: function (target, room, user) {
		if (!this.can('rangeban')) return false;
		if (!target) {
			user.lastCommand = '/unbanall';
			this.errorReply("THIS WILL UNBAN AND UNLOCK ALL USERS.");
			this.errorReply("To confirm, use: /unbanall confirm");
			return;
		}
		if (user.lastCommand !== '/unbanall' || target !== 'confirm') {
			return this.parse('/help unbanall');
		}
		user.lastCommand = '';
		Punishments.userids.clear();
		Punishments.ips.clear();
		Punishments.savePunishments();
		this.addModAction(`All bans and locks have been lifted by ${user.name}.`);
		this.modlog('UNBANALL');
	},
	unbanallhelp: [`/unbanall - Unban all IP addresses. Requires: & ~`],

	deroomvoiceall: function (target, room, user) {
		if (!this.can('editroom', null, room)) return false;
		if (!room.auth) return this.errorReply("Room does not have roomauth.");
		if (!target) {
			user.lastCommand = '/deroomvoiceall';
			this.errorReply("THIS WILL DEROOMVOICE ALL ROOMVOICED USERS.");
			this.errorReply("To confirm, use: /deroomvoiceall confirm");
			return;
		}
		if (user.lastCommand !== '/deroomvoiceall' || target !== 'confirm') {
			return this.parse('/help deroomvoiceall');
		}
		user.lastCommand = '';
		let count = 0;
		for (let userid in room.auth) {
			if (room.auth[userid] === '+') {
				delete room.auth[userid];
				if (userid in room.users) room.users[userid].updateIdentity(room.id);
				count++;
			}
		}
		if (!count) {
			return this.sendReply("(This room has zero roomvoices)");
		}
		if (room.chatRoomData) {
			Rooms.global.writeChatRoomData();
		}
		this.addModAction(`All ${count} roomvoices have been cleared by ${user.name}.`);
		this.modlog('DEROOMVOICEALL');
	},
	deroomvoiceallhelp: [`/deroomvoiceall - Devoice all roomvoiced users. Requires: # & ~`],

	rangeban: 'banip',
	banip: function (target, room, user) {
		const [ip, reason] = this.splitOne(target);
		if (!ip || !/^[0-9.]+(?:\.\*)?$/.test(ip)) return this.parse('/help banip');
		if (!reason) return this.errorReply("/banip requires a ban reason");

		if (!this.can('rangeban')) return false;
		const ipDesc = `IP ${(ip.endsWith('*') ? `range ` : ``)}${ip}`;

		const curPunishment = Punishments.ipSearch(ip);
		if (curPunishment && curPunishment[0] === 'BAN') {
			return this.errorReply(`The ${ipDesc} is already temporarily banned.`);
		}
		Punishments.banRange(ip, reason);
		this.addModAction(`${user.name} hour-banned the ${ipDesc}: ${reason}`);
		this.modlog('RANGEBAN', null, reason);
	},
	baniphelp: [`/banip [ip] - Globally bans this IP or IP range for an hour. Accepts wildcards to ban ranges. Existing users on the IP will not be banned. Requires: & ~`],

	unrangeban: 'unbanip',
	unbanip: function (target, room, user) {
		target = target.trim();
		if (!target) {
			return this.parse('/help unbanip');
		}
		if (!this.can('rangeban')) return false;
		if (!Punishments.ips.has(target)) {
			return this.errorReply(`${target} is not a locked/banned IP or IP range.`);
		}
		Punishments.ips.delete(target);
		this.addModAction(`${user.name} unbanned the ${(target.charAt(target.length - 1) === '*' ? "IP range" : "IP")}: ${target}`);
		this.modlog('UNRANGEBAN', null, target);
	},
	unbaniphelp: [`/unbanip [ip] - Unbans. Accepts wildcards to ban ranges. Requires: & ~`],

	rangelock: 'lockip',
	lockip: function (target, room, user) {
		const [ip, reason] = this.splitOne(target);
		if (!ip || !/^[0-9.]+(?:\.\*)?$/.test(ip)) return this.parse('/help lockip');
		if (!reason) return this.errorReply("/lockip requires a lock reason");

		if (!this.can('rangeban')) return false;
		const ipDesc = `IP ${(ip.endsWith('*') ? `range ` : ``)}${ip}`;

		const curPunishment = Punishments.ipSearch(ip);
		if (curPunishment && (curPunishment[0] === 'BAN' || curPunishment[0] === 'LOCK')) {
			const punishDesc = curPunishment[0] === 'BAN' ? `temporarily banned` : `temporarily locked`;
			return this.errorReply(`The ${ipDesc} is already ${punishDesc}.`);
		}

		Punishments.lockRange(ip, reason);
		this.addModAction(`${user.name} hour-locked the ${ipDesc}: ${reason}`);
		this.modlog('RANGELOCK', null, reason);
	},
	lockiphelp: [`/lockip [ip] - Globally locks this IP or IP range for an hour. Accepts wildcards to ban ranges. Existing users on the IP will not be banned. Requires: & ~`],

	unrangelock: 'unlockip',
	rangeunlock: 'unlockip',

	/*********************************************************
	 * Moderating: Other
	 *********************************************************/

	mn: 'modnote',
	modnote: function (target, room, user, connection) {
		if (!target) return this.parse('/help modnote');
		if (!this.canTalk()) return;

		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The note is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}
		if (!this.can('receiveauthmessages', null, room)) return false;
		this.modlog('NOTE', null, target);
		return this.privateModAction(`(${user.name} notes: ${target})`);
	},
	modnotehelp: [`/modnote [note] - Adds a moderator note that can be read through modlog. Requires: % @ * # & ~`],

	globalpromote: 'promote',
	promote: function (target, room, user, connection, cmd) {
		if (!target) return this.parse('/help promote');

		target = this.splitTarget(target, true);
		let targetUser = this.targetUser;
		let userid = toId(this.targetUsername);
		let name = targetUser ? targetUser.name : this.targetUsername;

		if (!userid) return this.parse('/help promote');

		let currentGroup = ((targetUser && targetUser.group) || Users.usergroups[userid] || ' ')[0];
		let nextGroup = target;
		if (target === 'deauth') nextGroup = Config.groupsranking[0];
		if (!nextGroup) {
			return this.errorReply("Please specify a group such as /globalvoice or /globaldeauth");
		}
		if (!Config.groups[nextGroup]) {
			return this.errorReply(`Group '${nextGroup}' does not exist.`);
		}
		if (!cmd.startsWith('global')) {
			let groupid = Config.groups[nextGroup].id;
			if (!groupid && nextGroup === Config.groupsranking[0]) groupid = 'deauth';
			if (Config.groups[nextGroup].globalonly) return this.errorReply(`Did you mean "/global${groupid}"?`);
			if (Config.groups[nextGroup].roomonly) return this.errorReply(`Did you mean "/room${groupid}"?`);
			return this.errorReply(`Did you mean "/room${groupid}" or "/global${groupid}"?`);
		}
		if (Config.groups[nextGroup].roomonly || Config.groups[nextGroup].battleonly) {
			return this.errorReply(`Group '${nextGroup}' does not exist as a global rank.`);
		}

		let groupName = Config.groups[nextGroup].name || "regular user";
		if (currentGroup === nextGroup) {
			return this.errorReply(`User '${name}' is already a ${groupName}`);
		}
		if (!user.canPromote(currentGroup, nextGroup)) {
			return this.errorReply(`/${cmd} - Access denied.`);
		}

		if (!Users.isUsernameKnown(userid)) {
			return this.errorReply(`/globalpromote - WARNING: '${name}' is offline and unrecognized. The username might be misspelled (either by you or the person who told you) or unregistered. Use /forcepromote if you're sure you want to risk it.`);
		}
		if (targetUser && !targetUser.registered) {
			return this.errorReply(`User '${name}' is unregistered, and so can't be promoted.`);
		}
		Users.setOfflineGroup(name, nextGroup);
		if (Config.groups[nextGroup].rank < Config.groups[currentGroup].rank) {
			this.privateModAction(`(${name} was demoted to ${groupName} by ${user.name}.)`);
			this.modlog(`GLOBAL ${groupName.toUpperCase()}`, userid, '(demote)');
			if (targetUser) targetUser.popup(`You were demoted to ${groupName} by ${user.name}.`);
		} else {
			this.addModAction(`${name} was promoted to ${groupName} by ${user.name}.`);
			this.modlog(`GLOBAL ${groupName.toUpperCase()}`, userid);
			if (targetUser) targetUser.popup(`You were promoted to ${groupName} by ${user.name}.`);
		}

		if (targetUser) targetUser.updateIdentity();
	},
	promotehelp: [`/promote [username], [group] - Promotes the user to the specified group. Requires: & ~`],

	confirmuser: 'trustuser',
	trustuser: function (target, room, user) {
		if (!target) return this.parse('/help trustuser');
		if (!this.can('promote')) return;

		target = this.splitTarget(target, true);
		if (target) return this.errorReply(`This command does not support specifying a reason.`);
		let targetUser = this.targetUser;
		let userid = toId(this.targetUsername);
		let name = targetUser ? targetUser.name : this.targetUsername;

		if (!userid) return this.parse('/help trustuser');
		if (!targetUser) return this.errorReply(`User '${name}' is not online.`);

		if (targetUser.trusted) return this.errorReply(`User '${name}' is already trusted.`);

		targetUser.setGroup(Config.groupsranking[0], true);
		this.sendReply(`User '${name}' is now trusted.`);
		this.privateModAction(`${name} was set as a trusted user by ${user.name}.`);
		this.modlog('TRUSTUSER', userid);
	},
	trustuserhelp: [`/trustuser [username] - Trusts the user (makes them immune to locks). Requires: & ~`],

	globaldemote: 'demote',
	demote: function (target) {
		if (!target) return this.parse('/help demote');
		this.run('promote');
	},
	demotehelp: [`/demote [username], [group] - Demotes the user to the specified group. Requires: & ~`],

	forcepromote: function (target, room, user) {
		// warning: never document this command in /help
		if (!this.can('forcepromote')) return false;
		target = this.splitTarget(target, true);
		let name = this.targetUsername;
		let nextGroup = target;
		if (!Config.groups[nextGroup]) return this.errorReply(`Group '${nextGroup}' does not exist.`);
		if (Config.groups[nextGroup].roomonly || Config.groups[nextGroup].battleonly) return this.errorReply(`Group '${nextGroup}' does not exist as a global rank.`);

		if (Users.isUsernameKnown(name)) {
			return this.errorReply("/forcepromote - Don't forcepromote unless you have to.");
		}
		Users.setOfflineGroup(name, nextGroup);

		this.addModAction(`${name} was promoted to ${(Config.groups[nextGroup].name || "regular user")} by ${user.name}.`);
		this.modlog(`GLOBAL${(Config.groups[nextGroup].name || "regular").toUpperCase()}`, toId(name));
	},

	devoice: 'deauth',
	deauth: function (target, room, user) {
		return this.parse(`/demote ${target}, deauth`);
	},

	deglobalvoice: 'globaldeauth',
	deglobalauth: 'globaldeauth',
	globaldevoice: 'globaldeauth',
	globaldeauth: function (target, room, user) {
		return this.parse(`/globaldemote ${target}, deauth`);
	},

	deroomvoice: 'roomdeauth',
	roomdevoice: 'roomdeauth',
	deroomauth: 'roomdeauth',
	roomdeauth: function (target, room, user) {
		return this.parse(`/roomdemote ${target}, deauth`);
	},

	declare: function (target, room, user) {
		target = target.trim();
		if (!target) return this.parse('/help declare');
		if (!this.can('declare', null, room)) return false;
		if (!this.canTalk()) return;
		if (target.length > 2000) return this.errorReply("Declares should not exceed 2000 characters.");

		for (let u in room.users) {
			if (Users(u).connected) Users(u).sendTo(room, `|notify|${room.title} announcement!|${target}`);
		}
		this.add(Chat.html`|raw|<div class="broadcast-blue"><b>${target}</b></div>`);
		this.modlog('DECLARE', null, target);
	},
	declarehelp: [`/declare [message] - Anonymously announces a message. Requires: # * & ~`],

	htmldeclare: function (target, room, user) {
		if (!target) return this.parse('/help htmldeclare');
		if (!this.can('gdeclare', null, room)) return false;
		if (!this.canTalk()) return;
		target = this.canHTML(target);
		if (!target) return;

		for (let u in room.users) {
			if (Users(u).connected) Users(u).sendTo(room, `|notify|${room.title} announcement!|${Chat.stripHTML(target)}`);
		}
		this.add(`|raw|<div class="broadcast-blue"><b>${target}</b></div>`);
		this.modlog(`HTMLDECLARE`, null, target);
	},
	htmldeclarehelp: [`/htmldeclare [message] - Anonymously announces a message using safe HTML. Requires: ~`],

	gdeclare: 'globaldeclare',
	globaldeclare: function (target, room, user) {
		if (!target) return this.parse('/help globaldeclare');
		if (!this.can('gdeclare')) return false;
		target = this.canHTML(target);
		if (!target) return;

		Users.users.forEach(u => {
			if (u.connected) u.send(`|pm|~|${u.group}${u.name}|/raw <div class="broadcast-blue"><b>${target}</b></div>`);
		});
		this.modlog(`GLOBALDECLARE`, null, target);
	},
	globaldeclarehelp: [`/globaldeclare [message] - Anonymously announces a message to every room on the server. Requires: ~`],

	cdeclare: 'chatdeclare',
	chatdeclare: function (target, room, user) {
		if (!target) return this.parse('/help chatdeclare');
		if (!this.can('gdeclare')) return false;
		target = this.canHTML(target);
		if (!target) return;

		Rooms.rooms.forEach((curRoom, id) => {
			if (id !== 'global' && curRoom.type !== 'battle') curRoom.addRaw(`<div class="broadcast-blue"><b>${target}</b></div>`).update();
		});
		this.modlog(`CHATDECLARE`, null, target);
	},
	chatdeclarehelp: [`/cdeclare [message] - Anonymously announces a message to all chatrooms on the server. Requires: ~`],

	'!announce': true,
	wall: 'announce',
	announce: function (target, room, user) {
		if (!target) return this.parse('/help announce');

		if (room && !this.can('announce', null, room)) return false;

		target = this.canTalk(target);
		if (!target) return;

		return `/announce ${target}`;
	},
	announcehelp: [`/announce OR /wall [message] - Makes an announcement. Requires: % @ * # & ~`],

	notifyoffrank: 'notifyrank',
	notifyrank: function (target, room, user, connection, cmd) {
		if (!target) return this.parse(`/help notifyrank`);
		if (!this.can('addhtml', null, room)) return false;
		if (!this.canTalk()) return;
		let [rank, titleNotification] = this.splitOne(target);
		if (rank === 'all') rank = ` `;
		if (!(rank in Config.groups)) return this.errorReply(`Group '${rank}' does not exist.`);
		const id = `${room.id}-rank-${(Config.groups[rank].id || `all`)}`;
		if (cmd === 'notifyoffrank') {
			if (rank === ' ') {
				room.send(`|tempnotifyoff|${id}`);
			} else {
				room.sendRankedUsers(`|tempnotifyoff|${id}`, rank);
			}
		} else {
			let [title, notificationHighlight] = this.splitOne(titleNotification);
			if (!title) title = `${room.title} ${(Config.groups[rank].name ? `${Config.groups[rank].name}+ ` : ``)}message!`;
			if (!user.can('addhtml')) {
				title += ` (notification from ${user.name})`;
			}
			const [notification, highlight] = this.splitOne(notificationHighlight);
			if (notification.length > 300) return this.errorReply(`Notifications should not exceed 300 characters.`);
			const message = `|tempnotify|${id}|${title}|${notification}${(highlight ? `|${highlight}` : ``)}`;
			if (rank === ' ') {
				room.send(message);
			} else {
				room.sendRankedUsers(message, rank);
			}
			this.modlog(`NOTIFYRANK`, null, target);
		}
	},
	notifyrankhelp: [
		`/notifyrank [rank], [title], [message], [highlight] - Sends a notification to users who are [rank] or higher (and highlight on [highlight], if specified). Requires: # * & ~`,
		`/notifyoffrank [rank] - Closes the notification previously sent with /notifyrank [rank]. Requires: # * & ~`,
	],

	fr: 'forcerename',
	forcerename: function (target, room, user) {
		if (!target) return this.parse('/help forcerename');

		let reason = this.splitTarget(target, true);
		let targetUser = this.targetUser;
		if (!targetUser) {
			this.splitTarget(target);
			if (this.targetUser) {
				return this.errorReply(`User has already changed their name to '${this.targetUser.name}'.`);
			}
			return this.errorReply(`User '${target}' not found.`);
		}
		if (!this.can('forcerename', targetUser)) return false;

		let entry = `${targetUser.name} was forced to choose a new name by ${user.name}${(reason ? `: ${reason}` : ``)}`;
		this.privateModAction(`(${entry})`);
		this.modlog('FORCERENAME', targetUser, reason, {noip: 1, noalts: 1});
		Ladders.cancelSearches(targetUser);
		targetUser.resetName(true);
		targetUser.send(`|nametaken||${user.name} considers your name inappropriate${(reason ? `: ${reason}` : ".")}`);
		targetUser.trackRename = targetUser.name;
		return true;
	},
	forcerenamehelp: [`/forcerename OR /fr [username], [reason] - Forcibly change a user's name and shows them the [reason]. Requires: % @ * & ~`],

	nl: 'namelock',
	namelock: function (target, room, user) {
		if (!target) return this.parse('/help namelock');

		let reason = this.splitTarget(target, true);
		let targetUser = this.targetUser;

		if (!targetUser) {
			return this.errorReply(`User '${this.targetUsername}' not found.`);
		}
		if (!this.can('forcerename', targetUser)) return false;
		if (targetUser.namelocked) return this.errorReply(`User '${targetUser.name}' is already namelocked.`);

		const reasonText = reason ? ` (${reason})` : `.`;
		const lockMessage = `${targetUser.name} was namelocked by ${user.name}${reasonText}`;
		this.privateModAction(`(${lockMessage})`);

		// Notify staff room when a user is locked outside of it.
		if (room.id !== 'staff' && Rooms('staff')) {
			Rooms('staff').addByUser(user, `<<${room.id}>> ${lockMessage}`);
		}

		this.globalModlog("NAMELOCK", targetUser, ` by ${user.userid}${reasonText}`);
		Ladders.cancelSearches(targetUser);
		Punishments.namelock(targetUser, null, null, reason);
		targetUser.popup(`|modal|${user.name} has locked your name and you can't change names anymore${reasonText}`);
		return true;
	},
	namelockhelp: [`/namelock OR /nl [username], [reason] - Name locks a user and shows them the [reason]. Requires: % @ * & ~`],

	unl: 'unnamelock',
	unnamelock: function (target, room, user) {
		if (!target) return this.parse('/help unnamelock');
		if (!this.can('forcerename')) return false;

		let targetUser = Users.get(target);
		let reason = '';
		if (targetUser && targetUser.namelocked) {
			reason = ` (${targetUser.namelocked})`;
		}

		let unlocked = Punishments.unnamelock(target);

		if (unlocked) {
			this.addModAction(`${unlocked} was unnamelocked by ${user.name}.${reason}`);
			if (!reason) this.globalModlog("UNNAMELOCK", toId(target), ` by ${user.userid}`);
			if (targetUser) targetUser.popup(`${user.name} has unnamelocked you.`);
		} else {
			this.errorReply(`User '${target}' is not namelocked.`);
		}
	},
	unnamelockhelp: [`/unnamelock [username] - Unnamelocks the user. Requires: % @ * & ~`],

	hidetextalts: 'hidetext',
	hidealttext: 'hidetext',
	hidealtstext: 'hidetext',
	hidetext: function (target, room, user, connection, cmd) {
		if (!target) return this.parse(`/help hidetext`);

		this.splitTarget(target);
		let targetUser = this.targetUser;
		let name = this.targetUsername;
		if (!targetUser && !room.log.hasUsername(target)) return this.errorReply(`User ${target} not found or has no roomlogs.`);
		if (!targetUser && !user.can('lock')) return this.errorReply(`User ${name} not found.`);
		let userid = toId(this.inputUsername);
		if (!user.can('mute', targetUser, room) && !this.can('ban', targetUser, room)) return;

		const localPunished = (targetUser && (targetUser.locked || Punishments.isRoomBanned(targetUser, room.id) || room.isMuted(targetUser)));
		if (!(user.can('lock') || localPunished)) return this.errorReply(`User ${name} is neither locked nor muted/banned from this room.`);

		if (targetUser && (cmd === 'hidealtstext' || cmd === 'hidetextalts' || cmd === 'hidealttext')) {
			room.sendByUser(user, `${name}'s alts messages were cleared from ${room.title} by ${user.name}.`);

			this.modlog('HIDEALTSTEXT', targetUser, null, {noip: 1});
			room.hideText([
				userid,
				...Object.keys(targetUser.prevNames),
				...targetUser.getAltUsers(true).map(user => user.getLastId()),
			]);
		} else {
			room.sendByUser(user, `${name}'s messages were cleared from ${room.title} by ${user.name}.`);
			this.modlog('HIDETEXT', targetUser || userid, null, {noip: 1, noalts: 1});
			room.hideText([userid]);
		}
	},
	hidetexthelp: [
		`/hidetext [username] - Removes a locked or muted/banned user's messages from chat. Requires: % @ * # & ~`,
		`/hidealtstext [username] - Removes a locked or muted/banned user's messages, and their alternate account's messages from the chat.  Requires: % @ * # & ~`,
	],

	ab: 'blacklist',
	blacklist: function (target, room, user) {
		if (!target) return this.parse('/help blacklist');
		if (!this.canTalk()) return;
		if (toId(target) === 'show') return this.errorReply(`You're looking for /showbl`);

		target = this.splitTarget(target);
		const targetUser = this.targetUser;
		if (!targetUser) {
			this.errorReply(`User ${this.targetUsername} not found.`);
			return this.errorReply(`If you want to blacklist an offline account by name (not IP), consider /blacklistname`);
		}
		if (!this.can('editroom', targetUser, room)) return false;
		if (!room.chatRoomData) {
			return this.errorReply(`This room is not going to last long enough for a blacklist to matter - just ban the user`);
		}
		let punishment = Punishments.isRoomBanned(targetUser, room.id);
		if (punishment && punishment[0] === 'BLACKLIST') {
			return this.errorReply(`This user is already blacklisted from this room.`);
		}

		if (!target && REQUIRE_REASONS) {
			return this.errorReply(`Blacklists require a reason.`);
		}
		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The reason is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}
		const name = targetUser.getLastName();
		const userid = targetUser.getLastId();

		if (targetUser.trusted && room.isPrivate !== true) {
			Monitor.log(`[CrisisMonitor] Trusted user ${targetUser.name}${(targetUser.trusted !== targetUser.userid ? ` (${targetUser.trusted})` : '')} was blacklisted from ${room.id} by ${user.name}, and should probably be demoted.`);
		}

		if (targetUser in room.users || user.can('lock')) {
			targetUser.popup(
				`|modal||html|<p>${Chat.escapeHTML(user.name)} has blacklisted you from the room ${room.id}${(room.subRooms ? ` and its subrooms` : '')}. Reason: ${Chat.escapeHTML(target)}</p>` +
				`<p>To appeal the ban, PM the staff member that blacklisted you${(!room.battle && room.auth ? ` or a room owner. </p><p><button name="send" value="/roomauth ${room.id}">List Room Staff</button></p>` : `.</p>`)}`
			);
		}

		this.privateModAction(`(${name} was blacklisted from ${room.title} by ${user.name}. ${(target ? ` (${target})` : '')})`);

		let affected = Punishments.roomBlacklist(room, targetUser, null, null, target);

		if (!room.isPrivate && room.chatRoomData) {
			let acAccount = (targetUser.autoconfirmed !== userid && targetUser.autoconfirmed);
			let displayMessage = '';
			if (affected.length > 1) {
				displayMessage = `(${name}'s ${(acAccount ? ` ac account: ${acAccount},` : '')} blacklisted alts: ${affected.slice(1).map(user => user.getLastName()).join(", ")})`;
				this.privateModAction(displayMessage);
			} else if (acAccount) {
				displayMessage = `(${name}'s ac account: ${acAccount})`;
				this.privateModAction(displayMessage);
			}
		}

		if (!room.isPrivate && room.chatRoomData) {
			this.globalModlog("BLACKLIST", targetUser, ` by ${user.userid}${(target ? `: ${target}` : '')}`);
		} else {
			// Room modlog only
			this.modlog("BLACKLIST", targetUser, ` by ${user.userid}${(target ? `: ${target}` : '')}`);
		}
		return true;
	},
	blacklisthelp: [
		`/blacklist [username], [reason] - Blacklists the user from the room you are in for a year. Requires: # & ~`,
		`/unblacklist [username] - Unblacklists the user from the room you are in. Requires: # & ~`,
		`/showblacklist OR /showbl - show a list of blacklisted users in the room. Requires: % @ # & ~`,
		`/expiringblacklists OR /expiringbls - show a list of blacklisted users from the room whose blacklists are expiring in 3 months or less. Requires: % @ # & ~`,
	],

	forcebattleban: 'battleban',
	battleban: function (target, room, user, connection, cmd) {
		if (!target) return this.parse(`/help battleban`);

		const reason = this.splitTarget(target);
		const targetUser = this.targetUser;
		if (!targetUser) return this.errorReply(`User ${this.targetUsername} not found.`);
		if (target.length > MAX_REASON_LENGTH) {
			return this.errorReply(`The reason is too long. It cannot exceed ${MAX_REASON_LENGTH} characters.`);
		}
		if (!reason) {
			return this.errorReply(`Battle bans require a reason.`);
		}
		if (!room.battle && (!reason.includes('.pokemonshowdown.com/') && cmd !== 'forcebattleban')) {
			 return this.errorReply(`Battle bans require a battle replay if used outside of a battle; if the battle has expired, use /forcebattleban.`);
		}
		if (!this.can('lock', targetUser)) return;
		if (Punishments.isBattleBanned(targetUser)) return this.errorReply(`User '${targetUser.name}' is already banned from battling.`);

		const reasonText = reason ? ` (${reason})` : `.`;
		const battlebanMessage = `${targetUser.name} was banned from starting new battles by ${user.name}${reasonText}`;
		this.privateModAction(`(${battlebanMessage})`);

		// Notify staff room when a user is banned from battling outside of it.
		if (room.id !== 'staff' && Rooms('staff')) {
			Rooms('staff').addByUser(user, `<<${room.id}>> ${battlebanMessage}`);
		}
		if (targetUser.trusted) {
			Monitor.log(`[CrisisMonitor] Trusted user ${targetUser.name} was banned from battling by ${user.name}, and should probably be demoted.`);
		}

		this.globalModlog("BATTLEBAN", targetUser, ` by ${user.userid}${reasonText}`);
		Ladders.cancelSearches(targetUser);
		Punishments.battleban(targetUser, null, null, reason);
		targetUser.popup(`|modal|${user.name} has prevented you from starting new battles for 2 days${reasonText}`);

		// Automatically upload replays as evidence/reference to the punishment
		if (room.battle) this.parse('/savereplay');
		return true;
	},
	battlebanhelp: [`/battleban [username], [reason] - Prevents the user from starting new battles for 2 days and shows them the [reason]. Requires: % @ * & ~`],

	unbattleban: function (target, room, user) {
		if (!target) return this.parse('/help unbattleban');
		if (!this.can('lock')) return;

		const targetUser = Users.get(target);
		const unbanned = Punishments.unbattleban(target);

		if (unbanned) {
			this.addModAction(`${unbanned} was allowed to battle again by ${user.name}.`);
			this.globalModlog("UNBATTLEBAN", toId(target), `by ${user.name}`);
			if (targetUser) targetUser.popup(`${user.name} has allowed you to battle again.`);
		} else {
			this.errorReply(`User ${target} is not banned from battling.`);
		}
	},
	unbattlebanhelp: [`/unbattleban [username] - Allows a user to battle again. Requires: % @ * & ~`],

	nameblacklist: 'blacklistname',
	blacklistname: function (target, room, user) {
		if (!target) return this.parse('/help blacklistname');
		if (!this.canTalk()) return;
		if (!this.can('editroom', null, room)) return false;
		if (!room.chatRoomData) {
			return this.errorReply("This room is not going to last long enough for a blacklist to matter - just ban the user");
		}

		let [targetStr, reason] = target.split('|').map(val => val.trim());
		if (!targetStr || (!reason && REQUIRE_REASONS)) {
			return this.errorReply("Usage: /blacklistname name1, name2, ... | reason");
		}

		let targets = targetStr.split(',').map(s => toId(s));

		let duplicates = targets.filter(userid => {
			let punishment = Punishments.roomUserids.nestedGet(room.id, userid);
			return punishment && punishment[0] === 'BLACKLIST';
		});
		if (duplicates.length) {
			return this.errorReply(`[${duplicates.join(', ')}] ${Chat.plural(duplicates, "are", "is")} already blacklisted.`);
		}

		const userRank = Config.groupsranking.indexOf(room.getAuth(user));
		for (const userid of targets) {
			if (!userid) return this.errorReply(`User '${userid}' is not a valid userid.`);
			const targetRank = Config.groupsranking.indexOf(room.getAuth({userid}));
			if (targetRank >= userRank) return this.errorReply(`/blacklistname - Access denied: ${userid} is of equal or higher authority than you.`);

			Punishments.roomBlacklist(room, null, null, userid, reason);

			const trusted = Users.isTrusted(userid);
			if (trusted && room.isPrivate !== true) {
				Monitor.log(`[CrisisMonitor] Trusted user ${userid}${(trusted !== userid ? ` (${trusted})` : ``)} was nameblacklisted from ${room.id} by ${user.name}, and should probably be demoted.`);
			}
			if (!room.isPrivate && room.chatRoomData) {
				this.globalModlog("NAMEBLACKLIST", userid, ` by ${user.userid}${(reason ? `: ${reason}` : '')}`);
			}
		}

		this.privateModAction(`(${targets.join(', ')}${Chat.plural(targets, " were", " was")} nameblacklisted from ${room.title} by ${user.name}.)`);
		return true;
	},
	blacklistnamehelp: [`/blacklistname OR /nameblacklist [username1, username2, etc.] | reason - Blacklists the given username(s) from the room you are in for a year. Requires: # & ~`],

	unab: 'unblacklist',
	unblacklist: function (target, room, user) {
		if (!target) return this.parse('/help unblacklist');
		if (!this.can('editroom', null, room)) return false;

		const name = Punishments.roomUnblacklist(room, target);

		if (name) {
			this.privateModAction(`(${name} was unblacklisted by ${user.name}.)`);
			if (!room.isPrivate && room.chatRoomData) {
				this.globalModlog("UNBLACKLIST", name, ` by ${user.userid}`);
			}
		} else {
			this.errorReply(`User '${target}' is not blacklisted.`);
		}
	},
	unblacklisthelp: [`/unblacklist [username] - Unblacklists the user from the room you are in. Requires: # & ~`],

	unblacklistall: function (target, room, user) {
		if (!this.can('editroom', null, room)) return false;

		if (!target) {
			user.lastCommand = '/unblacklistall';
			this.errorReply("THIS WILL UNBLACKLIST ALL BLACKLISTED USERS IN THIS ROOM.");
			this.errorReply("To confirm, use: /unblacklistall confirm");
			return;
		}
		if (user.lastCommand !== '/unblacklistall' || target !== 'confirm') {
			return this.parse('/help unblacklistall');
		}
		user.lastCommand = '';
		let unblacklisted = Punishments.roomUnblacklistAll(room);
		if (!unblacklisted) return this.errorReply("No users are currently blacklisted in this room to unblacklist.");
		this.addModAction(`All blacklists in this room have been lifted by ${user.name}.`);
		this.modlog('UNBLACKLISTALL');
		this.roomlog(`Unblacklisted users: ${unblacklisted.join(', ')}`);
	},
	unblacklistallhelp: [`/unblacklistall - Unblacklists all blacklisted users in the current room. Requires #, &, ~`],

	expiringbls: 'showblacklist',
	expiringblacklists: 'showblacklist',
	blacklists: 'showblacklist',
	showbl: 'showblacklist',
	showblacklist: function (target, room, user, connection, cmd) {
		if (target) room = Rooms.search(target);
		if (!room) return this.errorReply(`The room "${target}" was not found.`);
		if (!this.can('mute', null, room)) return false;
		const SOON_EXPIRING_TIME = 3 * 30 * 24 * 60 * 60 * 1000; // 3 months

		if (!room.chatRoomData) return this.errorReply("This room does not support blacklists.");

		const subMap = Punishments.roomUserids.get(room.id);
		if (!subMap || subMap.size === 0) {
			return this.sendReply("This room has no blacklisted users.");
		}
		let blMap = new Map();
		let ips = '';

		subMap.forEach((punishment, userid) => {
			const [punishType, id, expireTime] = punishment;
			if (punishType === 'BLACKLIST') {
				if (!blMap.has(id)) blMap.set(id, [expireTime]);
				if (id !== userid) blMap.get(id).push(userid);
			}
		});

		if (user.can('ban')) {
			const subMap = Punishments.roomIps.get(room.id);

			if (subMap) {
				ips = '/ips';
				subMap.forEach((punishment, ip) => {
					const [punishType, id] = punishment;
					if (punishType === 'BLACKLIST') {
						if (!blMap.has(id)) blMap.set(id, []);
						blMap.get(id).push(ip);
					}
				});
			}
		}

		let soonExpiring = (cmd === 'expiringblacklists' || cmd === 'expiringbls');
		let buf = Chat.html`Blacklist for ${room.title}${soonExpiring ? ` (expiring within 3 months)` : ''}:<br />`;

		blMap.forEach((data, userid) => {
			const [expireTime, ...alts] = data;
			if (soonExpiring && expireTime > Date.now() + SOON_EXPIRING_TIME) return;
			const expiresIn = new Date(expireTime).getTime() - Date.now();
			const expiresDays = Math.round(expiresIn / 1000 / 60 / 60 / 24);
			buf += `- <strong>${userid}</strong>, for ${Chat.count(expiresDays, "days")}`;
			if (alts.length) buf += `, alts${ips}: ${alts.join(', ')}`;
			buf += `<br />`;
		});

		this.sendReplyBox(buf);
	},
	showblacklisthelp: [
		`/showblacklist OR /showbl - show a list of blacklisted users in the room. Requires: % @ # & ~`,
		`/expiringblacklists OR /expiringbls - show a list of blacklisted users from the room whose blacklists are expiring in 3 months or less. Requires: % @ # & ~`,
	],

	markshared: function (target, room, user) {
		if (!target) return this.parse('/help markshared');
		if (!this.can('ban')) return false;
		let [ip, note] = this.splitOne(target);
		if (!/^[0-9.*]+$/.test(ip)) return this.errorReply("Please enter a valid IP address.");

		if (Punishments.sharedIps.has(ip)) return this.errorReply("This IP is already marked as shared.");
		if (!note) {
			this.errorReply(`You must specify who owns this shared IP.`);
			this.parse(`/help markshared`);
			return;
		}

		Punishments.addSharedIp(ip, note);
		note = ` (${note})`;
		this.globalModlog('SHAREDIP', ip, ` by ${user.name}${note}`);
		return this.addModAction(`The IP '${ip}' was marked as shared by ${user.name}.${note}`);
	},
	marksharedhelp: [`/markshared [IP], [owner/organization of IP] - Marks an IP address as shared. Note: the owner/organization (i.e., University of Minnesota) of the shared IP is required. Requires @, &, ~`],

	unmarkshared: function (target, room, user) {
		if (!target) return this.parse('/help unmarkshared');
		if (!this.can('ban')) return false;
		if (!/^[0-9.*]+$/.test(target)) return this.errorReply("Please enter a valid IP address.");

		if (!Punishments.sharedIps.has(target)) return this.errorReply("This IP isn't marked as shared.");

		Punishments.removeSharedIp(target);
		this.globalModlog('UNSHAREIP', target, ` by ${user.name}`);
		return this.addModAction(`The IP '${target}' was unmarked as shared by ${user.name}.`);
	},
	unmarksharedhelp: [`/unmarkshared [ip] - Unmarks a shared IP address. Requires @, &, ~`],

	/*********************************************************
	 * Server management commands
	 *********************************************************/

	hotpatch: function (target, room, user) {
		if (!target) return this.parse('/help hotpatch');
		if (!this.can('hotpatch')) return;

		const lock = Monitor.hotpatchLock;
		const hotpatches = ['chat', 'formats', 'loginserver', 'punishments', 'dnsbl'];

		try {
			if (target === 'all') {
				if (lock['all']) return this.errorReply(`Hot-patching all has been disabled by ${lock['all'].by} (${lock['all'].reason})`);
				if (Config.disablehotpatchall) return this.errorReply("This server does not allow for the use of /hotpatch all");

				for (const hotpatch of hotpatches) {
					this.parse(`/hotpatch ${hotpatch}`);
				}
			} else if (target === 'chat' || target === 'commands') {
				if (lock['chat']) return this.errorReply(`Hot-patching chat has been disabled by ${lock['chat'].by} (${lock['chat'].reason})`);
				if (lock['tournaments']) return this.errorReply(`Hot-patching tournaments has been disabled by ${lock['tournaments'].by} (${lock['tournaments'].reason})`);

				const processManagers = require('./lib/process-manager').processManagers;
				for (let manager of processManagers.slice()) {
					if (manager.filename.startsWith(FS('chat-plugins').path)) {
						manager.destroy();
					}
				}

				Chat.uncache('./chat');
				Chat.uncache('./chat-commands');
				Chat.uncacheDir('./chat-plugins');
				global.Chat = require('./chat');

				let runningTournaments = Tournaments.tournaments;
				Chat.uncacheDir('./tournaments');
				global.Tournaments = require('./tournaments');
				Tournaments.tournaments = runningTournaments;
				this.sendReply("Chat commands have been hot-patched.");
			} else if (target === 'tournaments') {
				if (lock['tournaments']) return this.errorReply(`Hot-patching tournaments has been disabled by ${lock['tournaments'].by} (${lock['tournaments'].reason})`);

				let runningTournaments = Tournaments.tournaments;
				Chat.uncacheDir('./tournaments');
				global.Tournaments = require('./tournaments');
				Tournaments.tournaments = runningTournaments;
				this.sendReply("Tournaments have been hot-patched.");
			} else if (target === 'battles') {
				if (lock['battles']) return this.errorReply(`Hot-patching battles has been disabled by ${lock['battles'].by} (${lock['battles'].reason})`);
				if (lock['formats']) return this.errorReply(`Hot-patching formats has been disabled by ${lock['formats'].by} (${lock['formats'].reason})`);

				Rooms.PM.respawn();
				this.sendReply("Battles have been hot-patched. Any battles started after now will use the new code; however, in-progress battles will continue to use the old code.");
			} else if (target === 'formats') {
				if (lock['formats']) return this.errorReply(`Hot-patching formats has been disabled by ${lock['formats'].by} (${lock['formats'].reason})`);
				if (lock['battles']) return this.errorReply(`Hot-patching battles has been disabled by ${lock['battles'].by} (${lock['battles'].reason})`);
				if (lock['validator']) return this.errorReply(`Hot-patching the validator has been disabled by ${lock['validator'].by} (${lock['validator'].reason})`);

				// uncache the sim/dex.js dependency tree
				Chat.uncacheDir('./sim');
				Chat.uncacheDir('./data');
				Chat.uncacheDir('./mods');
				Chat.uncache('./config/formats');
				// reload sim/dex.js
				global.Dex = require('./sim/dex');
				// rebuild the formats list
				delete Rooms.global.formatList;
				// respawn validator processes
				TeamValidatorAsync.PM.respawn();
				// respawn simulator processes
				Rooms.PM.respawn();
				// broadcast the new formats list to clients
				Rooms.global.send(Rooms.global.formatListText);

				this.sendReply("Formats have been hot-patched.");
			} else if (target === 'loginserver') {
				FS('config/custom.css').unwatch();
				Chat.uncache('./loginserver');
				global.LoginServer = require('./loginserver');
				this.sendReply("The login server has been hot-patched. New login server requests will use the new code.");
			} else if (target === 'learnsets' || target === 'validator') {
				if (lock['validator']) return this.errorReply(`Hot-patching the validator has been disabled by ${lock['validator'].by} (${lock['validator'].reason})`);
				if (lock['formats']) return this.errorReply(`Hot-patching formats has been disabled by ${lock['formats'].by} (${lock['formats'].reason})`);

				TeamValidatorAsync.PM.respawn();
				this.sendReply("The team validator has been hot-patched. Any battles started after now will have teams be validated according to the new code.");
			} else if (target === 'punishments') {
				if (lock['punishments']) return this.errorReply(`Hot-patching punishments has been disabled by ${lock['punishments'].by} (${lock['punishments'].reason})`);

				Chat.uncache('./punishments');
				global.Punishments = require('./punishments');
				this.sendReply("Punishments have been hot-patched.");
			} else if (target === 'dnsbl' || target === 'datacenters') {
				Dnsbl.loadDatacenters();
				this.sendReply("Dnsbl has been hot-patched.");
			} else if (target.startsWith('disable')) {
				this.sendReply("Disabling hot-patch has been moved to its own command:");
				return this.parse('/help nohotpatch');
			} else {
				return this.errorReply("Your hot-patch command was unrecognized.");
			}
		} catch (e) {
			Rooms.global.notifyRooms(['development', 'staff', 'upperstaff'], `|c|${user.getIdentity()}|/log ${user.name} used /hotpatch ${target} - but something failed while trying to hot-patch.`);
			return this.errorReply(`Something failed while trying to hot-patch ${target}: \n${e.stack}`);
		}
		Rooms.global.notifyRooms(['development', 'staff', 'upperstaff'], `|c|${user.getIdentity()}|/log ${user.name} used /hotpatch ${target}`);
	},
	hotpatchhelp: [
		`Hot-patching the game engine allows you to update parts of Showdown without interrupting currently-running battles. Requires: ~`,
		`Hot-patching has greater memory requirements than restarting`,
		`You can disable various hot-patches with /nohotpatch. For more information on this, see /help nohotpatch`,
		`/hotpatch chat - reload chat-commands.js and the chat-plugins`,
		`/hotpatch battles - spawn new simulator processes`,
		`/hotpatch validator - spawn new team validator processes`,
		`/hotpatch formats - reload the sim/dex.js tree, rebuild and rebroad the formats list, and spawn new simulator and team validator processes`,
		`/hotpatch dnsbl - reloads Dnsbl datacenters`,
		`/hotpatch punishments - reloads new punishments code`,
		`/hotpatch tournaments - reloads new tournaments code`,
		`/hotpatch all - hot-patches chat, tournaments, formats, login server, punishments, and dnsbl`,
	],

	hotpatchlock: 'nohotpatch',
	nohotpatch: function (target, room, user) {
		if (!this.can('declare')) return;
		if (!target) return this.parse('/help nohotpatch');

		const separator = ' ';

		const hotpatch = toId(target.substr(0, target.indexOf(separator)));
		const reason = target.substr(target.indexOf(separator), target.length).trim();
		if (!reason || !target.includes(separator)) return this.parse('/help nohotpatch');

		let lock = Monitor.hotpatchLock;
		const validDisable = ['chat', 'battles', 'formats', 'validator', 'tournaments', 'punishments', 'all'];

		if (validDisable.includes(hotpatch)) {
			if (lock[hotpatch]) return this.errorReply(`Hot-patching ${hotpatch} has already been disabled by ${lock[hotpatch].by} (${lock[hotpatch].reason})`);
			lock[hotpatch] = {
				by: user.name,
				reason: reason,
			};
			this.sendReply(`You have disabled hot-patching ${hotpatch}.`);
		} else {
			return this.errorReply("This hot-patch is not an option to disable.");
		}
		Rooms.global.notifyRooms(['development', 'staff', 'upperstaff'], `|c|${user.getIdentity()}|/log ${user.name} has disabled hot-patching ${hotpatch}. Reason: ${reason}`);
	},
	nohotpatchhelp: [`/nohotpatch [chat|formats|battles|validator|tournaments|punishments|all] [reason] - Disables hotpatching the specified part of the simulator. Requires: & ~`],

	savelearnsets: function (target, room, user) {
		if (!this.can('hotpatch')) return false;
		this.sendReply("saving...");
		FS('data/learnsets.js').write(`'use strict';\n\nexports.BattleLearnsets = {\n` +
			Object.entries(Dex.data.Learnsets).map(([k, v]) => (
				`\t${k}: {learnset: {\n` +
				Object.entries(v.learnset).sort(
					(a, b) => (a[0] < b[0] ? -1 : a[0] > b[0] ? 1 : 0)
				).map(([k, v]) => (
					`\t\t${k}: ["` + v.join(`", "`) + `"],\n`
				)).join('') +
				`\t}},\n`
			)).join('') +
		`};\n`).then(() => {
			this.sendReply("learnsets.js saved.");
		});
	},

	widendatacenters: 'adddatacenters',
	adddatacenters: function (target, room, user, connection, cmd) {
		if (!this.can('hotpatch')) return false;
		// should be in the format: IP, IP, name, URL
		let widen = (cmd === 'widendatacenters');

		FS('config/datacenters.csv').readIfExists().then(data => {
			let datacenters = [];
			for (const row of data.split("\n")) {
				if (!row) continue;
				const rowSplit = row.split(',');
				const rowData = [
					Dnsbl.ipToNumber(rowSplit[0]),
					Dnsbl.ipToNumber(rowSplit[1]),
					Dnsbl.urlToHost(rowSplit[3]),
					row,
				];
				datacenters.push(rowData);
			}

			data = String(target).split("\n");
			let successes = 0;
			let identicals = 0;
			let widenSuccesses = 0;
			for (const row of data) {
				if (!row) continue;
				let rowSplit = row.split(',');
				let rowData = [
					Dnsbl.ipToNumber(rowSplit[0]),
					Dnsbl.ipToNumber(rowSplit[1]),
					Dnsbl.urlToHost(rowSplit[3]),
					row,
				];
				if (rowData[1] < rowData[0]) {
					this.errorReply(`Invalid range: ${row}`);
					continue;
				}

				let iMin = 0;
				let iMax = datacenters.length;
				while (iMin < iMax) {
					let i = Math.floor((iMax + iMin) / 2);
					if (rowData[0] > datacenters[i][0]) {
						iMin = i + 1;
					} else {
						iMax = i;
					}
				}
				if (iMin < datacenters.length) {
					let next = datacenters[iMin];
					if (rowData[0] === next[0] && rowData[1] === next[1]) {
						identicals++;
						continue;
					}
					if (rowData[0] <= next[0] && rowData[1] >= next[1]) {
						if (widen === true) {
							widenSuccesses++;
							datacenters.splice(iMin, 1, rowData);
							continue;
						}
						this.errorReply(`Too wide: ${row}`);
						this.errorReply(`Intersects with: ${next[3]}`);
						continue;
					}
					if (rowData[1] >= next[0]) {
						this.errorReply(`Could not insert: ${row}`);
						this.errorReply(`Intersects with: ${next[3]}`);
						continue;
					}
				}
				if (iMin > 0) {
					let prev = datacenters[iMin - 1];
					if (rowData[0] >= prev[0] && rowData[1] <= prev[1]) {
						this.errorReply(`Too narrow: ${row}`);
						this.errorReply(`Intersects with: ${prev[3]}`);
						continue;
					}
					if (rowData[0] <= prev[1]) {
						this.errorReply(`Could not insert: ${row}`);
						this.errorReply(`Intersects with: ${prev[3]}`);
						continue;
					}
				}
				successes++;
				datacenters.splice(iMin, 0, rowData);
			}

			let output = datacenters.map(r => r[3]).join('\n') + '\n';
			FS('config/datacenters.csv').write(output);
			this.sendReply(`Done: ${successes} successes, ${identicals} unchanged.`);
			if (widenSuccesses) this.sendReply(`${widenSuccesses} widens.`);
		});
	},

	disableladder: function (target, room, user) {
		if (!this.can('disableladder')) return false;
		if (Ladders.disabled) {
			return this.errorReply(`/disableladder - Ladder is already disabled.`);
		}

		Ladders.disabled = true;

		this.modlog(`DISABLELADDER`);
		Monitor.log(`The ladder was disabled by ${user.name}.`);

		const innerHTML = (
			`<b>Due to technical difficulties, the ladder has been temporarily disabled.</b><br />` +
			`Rated games will no longer update the ladder. It will be back momentarily.`
		);

		Rooms.rooms.forEach((curRoom, id) => {
			if (curRoom.type === 'battle') curRoom.rated = false;
			if (id !== 'global') curRoom.addRaw(`<div class="broadcast-red">${innerHTML}</div>`).update();
		});
		Users.users.forEach(u => {
			if (u.connected) u.send(`|pm|~|${u.group}${u.name}|/raw <div class="broadcast-red">${innerHTML}</div>`);
		});
	},

	enableladder: function (target, room, user) {
		if (!this.can('disableladder')) return false;
		if (!Ladders.disabled) {
			return this.errorReply(`/enable - Ladder is already enabled.`);
		}
		Ladders.disabled = false;

		this.modlog('ENABLELADDER');
		Monitor.log(`The ladder was enabled by ${user.name}.`);

		const innerHTML = (
			`<b>The ladder is now back.</b><br />` +
			`Rated games will update the ladder now..`
		);

		Rooms.rooms.forEach((curRoom, id) => {
			if (id !== 'global') curRoom.addRaw(`<div class="broadcast-green">${innerHTML}</div>`).update();
		});
		Users.users.forEach(u => {
			if (u.connected) u.send(`|pm|~|${u.group}${u.name}|/raw <div class="broadcast-green">${innerHTML}</div>`);
		});
	},

	lockdown: function (target, room, user) {
		if (!this.can('lockdown')) return false;

		Rooms.global.startLockdown();

		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /lockdown`);
	},
	lockdownhelp: [`/lockdown - locks down the server, which prevents new battles from starting so that the server can eventually be restarted. Requires: ~`],

	autolockdown: 'autolockdownkill',
	autolockdownkill: function (target, room, user) {
		if (!this.can('lockdown')) return false;
		if (Config.autolockdown === undefined) Config.autolockdown = true;

		if (this.meansYes(target)) {
			if (Config.autolockdown) return this.errorReply("The server is already set to automatically kill itself upon the final battle finishing.");
			Config.autolockdown = true;
			this.sendReply("The server is now set to automatically kill itself upon the final battle finishing.");
			const logRoom = Rooms('staff') || room;
			logRoom.roomlog(`${user.name} used /autolockdownkill on`);
		} else if (this.meansNo(target)) {
			if (!Config.autolockdown) return this.errorReply("The server is already set to not automatically kill itself upon the final battle finishing.");
			Config.autolockdown = false;
			this.sendReply("The server is now set to not automatically kill itself upon the final battle finishing.");
			const logRoom = Rooms('staff') || room;
			logRoom.roomlog(`${user.name} used /autolockdownkill off`);
		} else {
			return this.parse('/help autolockdownkill');
		}
	},
	autolockdownkillhelp: [
		`/autolockdownkill on - Turns on the setting to enable the server to automatically kill itself upon the final battle finishing. Requires ~`,
		`/autolockdownkill off - Turns off the setting to enable the server to automatically kill itself upon the final battle finishing. Requires ~`,
	],

	prelockdown: function (target, room, user) {
		if (!this.can('lockdown')) return false;
		Rooms.global.lockdown = 'pre';
		this.sendReply("Tournaments have been disabled in preparation for the server restart.");
		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /prelockdown`);
	},

	slowlockdown: function (target, room, user) {
		if (!this.can('lockdown')) return false;

		Rooms.global.startLockdown(undefined, true);

		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /slowlockdown`);
	},

	endlockdown: function (target, room, user) {
		if (!this.can('lockdown')) return false;

		if (!Rooms.global.lockdown) {
			return this.errorReply("We're not under lockdown right now.");
		}
		if (Rooms.global.lockdown === true) {
			Rooms.rooms.forEach((curRoom, id) => {
				if (id !== 'global') curRoom.addRaw(`<div class="broadcast-green"><b>The server restart was canceled.</b></div>`).update();
			});
		} else {
			this.sendReply("Preparation for the server shutdown was canceled.");
		}
		Rooms.global.lockdown = false;

		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /endlockdown`);
	},

	emergency: function (target, room, user) {
		if (!this.can('lockdown')) return false;

		if (Config.emergency) {
			return this.errorReply("We're already in emergency mode.");
		}
		Config.emergency = true;
		Rooms.rooms.forEach((curRoom, id) => {
			if (id !== 'global') curRoom.addRaw(`<div class="broadcast-red">The server has entered emergency mode. Some features might be disabled or limited.</div>`).update();
		});

		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /emergency.`);
	},

	endemergency: function (target, room, user) {
		if (!this.can('lockdown')) return false;

		if (!Config.emergency) {
			return this.errorReply("We're not in emergency mode.");
		}
		Config.emergency = false;
		Rooms.rooms.forEach((curRoom, id) => {
			if (id !== 'global') curRoom.addRaw(`<div class="broadcast-green"><b>The server is no longer in emergency mode.</b></div>`).update();
		});

		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /endemergency.`);
	},

	kill: function (target, room, user) {
		if (!this.can('lockdown')) return false;

		if (Rooms.global.lockdown !== true) {
			return this.errorReply("For safety reasons, /kill can only be used during lockdown.");
		}

		if (Chat.updateServerLock) {
			return this.errorReply("Wait for /updateserver to finish before using /kill.");
		}

		Sockets.workers.forEach(worker => worker.kill());

		if (!room.destroyLog) {
			process.exit();
			return;
		}
		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /kill`);
		room.destroyLog(() => {
			process.exit();
		});

		// Just in the case the above never terminates, kill the process
		// after 10 seconds.
		setTimeout(() => {
			process.exit();
		}, 10000);
	},
	killhelp: [`/kill - kills the server. Can't be done unless the server is in lockdown state. Requires: ~`],

	loadbanlist: function (target, room, user, connection) {
		if (!this.can('hotpatch')) return false;

		connection.sendTo(room, "Loading ipbans.txt...");
		Punishments.loadBanlist().then(
			() => connection.sendTo(room, "ipbans.txt has been reloaded."),
			error => connection.sendTo(room, `Something went wrong while loading ipbans.txt: ${error}`)
		);
	},
	loadbanlisthelp: [`/loadbanlist - Loads the bans located at ipbans.txt. The command is executed automatically at startup. Requires: ~`],

	refreshpage: function (target, room, user) {
		if (!this.can('hotpatch')) return false;
		Rooms.global.send('|refresh|');
		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /refreshpage`);
	},

	updateserver: async function (target, room, user, connection) {
		if (!user.can('hotpatch')) {
			return this.errorReply(`/updateserver - Access denied.`);
		}

		if (Chat.updateServerLock) {
			return this.errorReply(`/updateserver - Another update is already in progress (or a previous update crashed).`);
		}

		Chat.updateServerLock = true;

		const logRoom = Rooms('staff') || room;

		/** @return {Promise<[number, string, string]>} */
		function exec(/** @type {string} */ command) {
			logRoom.roomlog(`$ ${command}`);
			return new Promise((resolve, reject) => {
				require('child_process').exec(command, (error, stdout, stderr) => {
					let log = `[o] ${stdout}[e] ${stderr}`;
					if (error) log = `[c] ${error.code}\n${log}`;
					logRoom.roomlog(log);
					resolve([error && error.code || 0, stdout, stderr]);
				});
			});
		}

		this.sendReply(`Fetching newest version...`);
		logRoom.roomlog(`${user.name} used /updateserver`);

		let [code, stdout, stderr] = await exec(`git fetch`);
		if (code) throw new Error(`updateserver: Crash while fetching - make sure this is a Git repository`);
		if (!stdout && !stderr) {
			Chat.updateServerLock = false;
			return this.sendReply(`There were no updates.`);
		}

		[code, stdout, stderr] = await exec(`git rev-parse HEAD`);
		if (code || stderr) throw new Error(`updateserver: Crash while grabbing hash`);
		const oldHash = String(stdout).trim();

		[code, stdout, stderr] = await exec(`git stash save --include-untracked "PS /updateserver autostash"`);
		let stashedChanges = true;
		if (code) throw new Error(`updateserver: Crash while stashing`);
		if ((stdout + stderr).includes("No local changes")) {
			stashedChanges = false;
		} else if (stderr) {
			throw new Error(`updateserver: Crash while stashing`);
		} else {
			this.sendReply(`Saving changes...`);
		}

		// errors can occur while rebasing or popping the stash; make sure to recover
		try {
			this.sendReply(`Rebasing...`);
			[code] = await exec(`git rebase FETCH_HEAD`);
			if (code) {
				// conflict while rebasing
				await exec(`git rebase --abort`);
				throw new Error(`restore`);
			}

			if (stashedChanges) {
				this.sendReply(`Restoring saved changes...`);
				[code] = await exec(`git stash pop`);
				if (code) {
					// conflict while popping stash
					await exec(`git reset HEAD .`);
					await exec(`git checkout .`);
					throw new Error(`restore`);
				}
			}

			this.sendReply(`SUCCESSFUL, server updated.`);
		} catch (e) {
			// failed while rebasing or popping the stash
			await exec(`git reset --hard ${oldHash}`);
			await exec(`git stash pop`);
			this.sendReply(`FAILED, old changes restored.`);
		}
		Chat.updateServerLock = false;
	},

	crashfixed: function (target, room, user) {
		if (Rooms.global.lockdown !== true) {
			return this.errorReply('/crashfixed - There is no active crash.');
		}
		if (!this.can('hotpatch')) return false;

		Rooms.global.lockdown = false;
		if (Rooms.lobby) {
			Rooms.lobby.modchat = false;
			Rooms.lobby.addRaw(`<div class="broadcast-green"><b>We fixed the crash without restarting the server!</b><br />You may resume talking in the Lobby and starting new battles.</div>`).update();
		}
		const logRoom = Rooms('staff') || room;
		logRoom.roomlog(`${user.name} used /crashfixed`);
	},
	crashfixedhelp: [`/crashfixed - Ends the active lockdown caused by a crash without the need of a restart. Requires: ~`],

	memusage: 'memoryusage',
	memoryusage: function (target) {
		if (!this.can('hotpatch')) return false;
		let memUsage = process.memoryUsage();
		let results = [memUsage.rss, memUsage.heapUsed, memUsage.heapTotal];
		let units = ["B", "KiB", "MiB", "GiB", "TiB"];
		for (let i = 0; i < results.length; i++) {
			let unitIndex = Math.floor(Math.log2(results[i]) / 10); // 2^10 base log
			results[i] = `${(results[i] / Math.pow(2, 10 * unitIndex)).toFixed(2)} ${units[unitIndex]}`;
		}
		this.sendReply(`||[Main process] RSS: ${results[0]}, Heap: ${results[1]} / ${results[2]}`);
	},

	bash: function (target, room, user, connection) {
		if (!user.hasConsoleAccess(connection)) {
			return this.errorReply("/bash - Access denied.");
		}
		if (!target) return this.parse('/help bash');

		connection.sendTo(room, `$ ${target}`);
		require('child_process').exec(target, (error, stdout, stderr) => {
			connection.sendTo(room, (`${stdout}${stderr}`));
		});
	},
	bashhelp: [`/bash [command] - Executes a bash command on the server. Requires: ~ console access`],

	eval: async function (target, room, user, connection) {
		if (!user.hasConsoleAccess(connection)) {
			return this.errorReply("/eval - Access denied.");
		}
		if (!this.runBroadcast(true)) return;

		if (!this.broadcasting) this.sendReply(`||>> ${target}`);
		try {
			/* eslint-disable no-unused-vars */
			let battle = room.battle;
			let me = user;
			let result = eval(target);
			if (result && result.then) {
				result = `Promise -> ${Chat.stringify(await result)}`;
			} else {
				result = Chat.stringify(result);
			}
			result = result.replace(/\n/g, '\n||');
			this.sendReply('||<< ' + result);
			/* eslint-enable no-unused-vars */
		} catch (e) {
			const message = ('' + e.stack).replace(/\n *at CommandContext\.eval [\s\S]*/m, '').replace(/\n/g, '\n||');
			this.sendReply(`|| << ${message}`);
		}
	},

	evalbattle: function (target, room, user, connection) {
		if (!user.hasConsoleAccess(connection)) {
			return this.errorReply("/evalbattle - Access denied.");
		}
		if (!this.runBroadcast(true)) return;
		if (!room.battle) {
			return this.errorReply("/evalbattle - This isn't a battle room.");
		}

		room.battle.stream.write(`>eval ${target.replace(/\n/g, '\f')}`);
	},

	ebat: 'editbattle',
	editbattle: function (target, room, user) {
		if (!this.can('forcewin')) return false;
		if (!target) return this.parse('/help editbattle');
		if (!room.battle) {
			this.errorReply("/editbattle - This is not a battle room.");
			return false;
		}
		let cmd;
		let spaceIndex = target.indexOf(' ');
		if (spaceIndex > 0) {
			cmd = target.substr(0, spaceIndex).toLowerCase();
			target = target.substr(spaceIndex + 1);
		} else {
			cmd = target.toLowerCase();
			target = '';
		}
		if (cmd.charAt(cmd.length - 1) === ',') cmd = cmd.slice(0, -1);
		let targets = target.split(',');
		function getPlayer(input) {
			let player = room.battle.players[toId(input)];
			if (player) return player.slot;
			if (input.includes('1')) return 'p1';
			if (input.includes('2')) return 'p2';
			return 'p3';
		}
		function getPokemon(input) {
			if (/^[0-9]+$/.test(input)) {
				return `.pokemon[${(parseInt(input) - 1)}]`;
			}
			return `.pokemon.find(p => p.speciesid==='${toId(targets[1])}')`;
		}
		switch (cmd) {
		case 'hp':
		case 'h':
			room.battle.stream.write(`>eval let p=${getPlayer(targets[0]) + getPokemon(targets[1])};p.sethp(${parseInt(targets[2])});if (p.isActive)battle.add('-damage',p,p.getHealth);`);
			break;
		case 'status':
		case 's':
			room.battle.stream.write(`>eval let pl=${getPlayer(targets[0])};let p=pl${getPokemon(targets[1])};p.setStatus('${toId(targets[2])}');if (!p.isActive){battle.add('','please ignore the above');battle.add('-status',pl.active[0],pl.active[0].status,'[silent]');}`);
			break;
		case 'pp':
			room.battle.stream.write(`>eval let pl=${getPlayer(targets[0])};let p=pl${getPokemon(targets[1])};p.moveSlots[p.moves.indexOf('${toId(targets[2])}')].pp = ${parseInt(targets[3])};`);
			break;
		case 'boost':
		case 'b':
			room.battle.stream.write(`>eval let p=${getPlayer(targets[0]) + getPokemon(targets[1])};battle.boost({${toId(targets[2])}:${parseInt(targets[3])}},p)`);
			break;
		case 'volatile':
		case 'v':
			room.battle.stream.write(`>eval let p=${getPlayer(targets[0]) + getPokemon(targets[1])};p.addVolatile('${toId(targets[2])}')`);
			break;
		case 'sidecondition':
		case 'sc':
			room.battle.stream.write(`>eval let p=${getPlayer(targets[0])}.addSideCondition('${toId(targets[1])}')`);
			break;
		case 'fieldcondition': case 'pseudoweather':
		case 'fc':
			room.battle.stream.write(`>eval battle.addPseudoWeather('${toId(targets[0])}')`);
			break;
		case 'weather':
		case 'w':
			room.battle.stream.write(`>eval battle.setWeather('${toId(targets[0])}')`);
			break;
		case 'terrain':
		case 't':
			room.battle.stream.write(`>eval battle.setTerrain('${toId(targets[0])}')`);
			break;
		default:
			this.errorReply(`Unknown editbattle command: ${cmd}`);
			break;
		}
	},
	editbattlehelp: [
		`/editbattle hp [player], [pokemon], [hp]`,
		`/editbattle status [player], [pokemon], [status]`,
		`/editbattle pp [player], [pokemon], [move], [pp]`,
		`/editbattle boost [player], [pokemon], [stat], [amount]`,
		`/editbattle volatile [player], [pokemon], [volatile]`,
		`/editbattle sidecondition [player], [sidecondition]`,
		`/editbattle fieldcondition [fieldcondition]`,
		`/editbattle weather [weather]`,
		`/editbattle terrain [terrain]`,
		`Short forms: /ebat h OR s OR pp OR b OR v OR sc OR fc OR w OR t`,
		`[player] must be a username or number, [pokemon] must be species name or number (not nickname), [move] must be move name.`,
	],

	allowexportinputlog(/** @type {string} */ target, /** @type {Room?} */ room, /** @type {User} */ user) {
		const battle = room.battle;
		if (!battle) return this.errorReply(`Must be in a battle.`);
		if (!battle.allowExtraction) return this.errorReply(`Someone must have requested extraction.`);
		const targetUser = Users.getExact(target);

		if (toId(battle.playerNames[0]) === user.userid) {
			battle.allowExtraction[0] = targetUser.userid;
		} else if (toId(battle.playerNames[1]) === user.userid) {
			battle.allowExtraction[1] = targetUser.userid;
		} else {
			return this.errorReply(`Must be a player in the battle.`);
		}
		this.addModAction(`${user.userid} consents to sharing battle team and choices with ${targetUser.userid}.`);
		if (battle.allowExtraction.join(',') !== `${targetUser.userid},${targetUser.userid}`) return;

		this.addModAction(`${targetUser.name} has extracted the battle input log.`);
		const inputLog = battle.inputLog.map(Chat.escapeHTML).join(`<br />`);
		targetUser.sendTo(room, `|html|<div class="chat"><code style="white-space: pre-wrap; overflow-wrap: break-word; display: block">${inputLog}</code></div>`);
	},

	requestinputlog: 'exportinputlog',
	exportinputlog(target, room, user) {
		const battle = room.battle;
		if (!battle) return this.errorReply(`This command only works in battle rooms.`);
		if (!battle.inputLog) {
			this.errorReply(`This command only works when the battle has ended - if the battle has stalled, ask players to forfeit.`);
			if (user.can('forcewin')) this.errorReply(`Alternatively, you can end the battle with /forcetie.`);
			return;
		}
		if (!this.can('exportinputlog', null, room)) return;
		if (!battle.allowExtraction) {
			battle.allowExtraction = ['', ''];
		}
		if (battle.allowExtraction[0] !== user.userid) {
			const p1 = Users(battle.playerNames[0]);
			if (p1) p1.sendTo(room, Chat.html`|html|${user.name} wants to extract the battle input log. <button name="send" value="/allowexportinputlog ${user.userid}">Share your team and choices with "${user.name}"</button>`);
		}
		if (battle.allowExtraction[1] !== user.userid) {
			const p2 = Users(battle.playerNames[1]);
			if (p2) p2.sendTo(room, Chat.html`|html|${user.name} wants to extract the battle input log. <button name="send" value="/allowexportinputlog ${user.userid}">Share your team and choices with "${user.name}"</button>`);
		}

		if (battle.allowExtraction.join(',') !== `${user.userid},${user.userid}`) {
			this.addModAction(`${user.name} wants to extract the battle input log.`);
			return;
		}

		this.addModAction(`${user.name} has extracted the battle input log.`);
		const inputLog = battle.inputLog.map(Chat.escapeHTML).join(`<br />`);
		user.sendTo(room, `|html|<div class="chat"><code style="white-space: pre-wrap; overflow-wrap: break-word; display: block">${inputLog}</code></div>`);
	},
	exportinputloghelp: [`/exportinputlog - Asks players in a battle for permission to export an inputlog. Requires: & ~`],

	importinputlog(target, room, user, connection) {
		if (!this.can('broadcast')) return;
		const formatIndex = target.indexOf(`"formatid":"`);
		const nextQuoteIndex = target.indexOf(`"`, formatIndex + 12);
		if (formatIndex < 0 || nextQuoteIndex < 0) return this.errorReply(`Invalid input log.`);
		target = target.replace(/\r/g, '');
		if ((`\n` + target).includes(`\n>eval `) && !user.hasConsoleAccess(connection)) {
			return this.errorReply(`Your input log contains untrusted code - you must have console access to use it.`);
		}

		const formatid = target.slice(formatIndex + 12, nextQuoteIndex);
		const battleRoom = Rooms.createBattle(formatid, {inputLog: target});

		const nameIndex1 = target.indexOf(`"name":"`);
		const nameNextQuoteIndex1 = target.indexOf(`"`, nameIndex1 + 8);
		const nameIndex2 = target.indexOf(`"name":"`, nameNextQuoteIndex1 + 1);
		const nameNextQuoteIndex2 = target.indexOf(`"`, nameIndex2 + 8);
		if (nameIndex1 >= 0 && nameNextQuoteIndex1 >= 0 && nameIndex2 >= 0 && nameNextQuoteIndex2 >= 0) {
			const name1 = target.slice(nameIndex1 + 8, nameNextQuoteIndex1);
			const name2 = target.slice(nameIndex2 + 8, nameNextQuoteIndex2);
			battleRoom.battle.playerNames = [name1, name2];
		}

		this.parse(`/join ${battleRoom.id}`);
		battleRoom.auth[user.userid] = Users.HOST_SYMBOL;
		setTimeout(() => {
			// timer to make sure this goes under the battle
			battleRoom.add(`|html|<div class="broadcast broadcast-blue"><strong>This is an imported replay</strong><br />Players will need to be manually added with <code>/addplayer</code> or <code>/restoreplayers</code></div>`);
		}, 500);
	},
	importinputloghelp: [`/importinputlog [inputlog] - Starts a battle with a given inputlog. Requires: + % @ * & ~`],

	inputlog: function () {
		this.parse(`/help exportinputlog`);
		this.parse(`/help importinputlog`);
	},

	/*********************************************************
	 * Battle commands
	 *********************************************************/

	forfeit: function (target, room, user) {
		if (!room.game) return this.errorReply("This room doesn't have an active game.");
		if (!room.game.forfeit) {
			return this.errorReply("This kind of game can't be forfeited.");
		}
		if (!room.game.forfeit(user)) {
			return this.errorReply("Forfeit failed.");
		}
	},

	choose: function (target, room, user) {
		if (!room.game) return this.errorReply("This room doesn't have an active game.");
		if (!room.game.choose) return this.errorReply("This game doesn't support /choose");

		room.game.choose(user, target);
	},

	mv: 'move',
	attack: 'move',
	move: function (target, room, user) {
		this.parse(`/choose move ${target}`);
	},

	sw: 'switch',
	switch: function (target, room, user) {
		this.parse(`/choose switch ${target}`);
	},

	team: function (target, room, user) {
		this.parse(`/choose team ${target}`);
	},

	undo: function (target, room, user) {
		if (!room.game) return this.errorReply("This room doesn't have an active game.");
		if (!room.game.undo) return this.errorReply("This game doesn't support /undo");

		room.game.undo(user, target);
	},

	uploadreplay: 'savereplay',
	savereplay: async function (target, room, user, connection) {
		if (!room || !room.battle) return;
		// retrieve spectator log (0) if there are privacy concerns
		const format = Dex.getFormat(room.format, true);
		let hideDetails = !format.id.includes('customgame');
		if (format.team && room.battle.ended) hideDetails = false;
		const data = room.getLog(hideDetails ? 0 : 3);
		const datahash = crypto.createHash('md5').update(data.replace(/[^(\x20-\x7F)]+/g, '')).digest('hex');
		let players = room.battle.playerNames;
		let rating = 0;
		if (room.battle.ended && room.rated) rating = room.rated;
		const [success] = await LoginServer.request('prepreplay', {
			id: room.id.substr(7),
			loghash: datahash,
			p1: players[0],
			p2: players[1],
			format: format.id,
			rating: rating,
			hidden: room.isPrivate ? '1' : '',
			inputlog: room.battle.inputLog ? room.battle.inputLog.join('\n') : null,
		});
		if (success && success.errorip) {
			connection.popup(`This server's request IP ${success.errorip} is not a registered server.`);
			return;
		}
		connection.send('|queryresponse|savereplay|' + JSON.stringify({
			log: data,
			id: room.id.substr(7),
		}));
	},

	addplayer: function (target, room, user) {
		if (!target) return this.parse('/help addplayer');
		if (!room.battle) return this.errorReply("You can only do this in battle rooms.");
		if (room.rated) return this.errorReply("You can only add a Player to unrated battles.");

		target = this.splitTarget(target, true).trim();
		if (target !== 'p1' && target !== 'p2') {
			this.errorReply(`Player must be set to "p1" or "p2", not "${target}".`);
			return this.parse('/help addplayer');
		}

		let targetUser = this.targetUser;
		let name = this.targetUsername;

		if (!targetUser) return this.errorReply(`User ${name} not found.`);
		if (!targetUser.inRooms.has(room.id)) {
			return this.errorReply(`User ${name} must be in the battle room already.`);
		}
		if (!this.can('joinbattle', null, room)) return;
		if (room.battle[target]) {
			return this.errorReply(`This room already has a player in slot ${target}.`);
		}

		room.battle.addPlayer(targetUser, target);
		this.addModAction(`${name} was added to the battle as Player ${target.slice(1)} by ${user.name}.`);
		this.modlog('ROOMPLAYER', targetUser.getLastId());
	},
	addplayerhelp: [
		`/addplayer [username], p1 - Allow the specified user to join the battle as Player 1.`,
		`/addplayer [username], p2 - Allow the specified user to join the battle as Player 2.`,
	],

	restoreplayers: function (target, room, user) {
		if (!room.battle) return this.errorReply("You can only do this in battle rooms.");
		if (room.rated) return this.errorReply("You can only add a Player to unrated battles.");

		let didSomething = false;
		if (!room.battle.p1 && room.battle.playerNames[0] !== 'Player 1') {
			this.parse(`/addplayer ${room.battle.playerNames[0]}, p1`);
			didSomething = true;
		}
		if (!room.battle.p2 && room.battle.playerNames[1] !== 'Player 2') {
			this.parse(`/addplayer ${room.battle.playerNames[1]}, p2`);
			didSomething = true;
		}

		if (!didSomething) return this.errorReply(`Players could not be restored (maybe this battle already has two players?).`);
	},
	restoreplayershelp: [
		`/restoreplayers - Restore previous players in an imported input log.`,
	],

	joinbattle: 'joingame',
	joingame: function (target, room, user) {
		if (!room.game) return this.errorReply("This room doesn't have an active game.");
		if (!room.game.joinGame) return this.errorReply("This game doesn't support /joingame");

		room.game.joinGame(user);
	},

	leavebattle: 'leavegame',
	partbattle: 'leavegame',
	leavegame: function (target, room, user) {
		if (!room.game) return this.errorReply("This room doesn't have an active game.");
		if (!room.game.leaveGame) return this.errorReply("This game doesn't support /leavegame");

		room.game.leaveGame(user);
	},

	kickbattle: 'kickgame',
	kickgame: function (target, room, user) {
		if (!room.battle) return this.errorReply("You can only do this in battle rooms.");
		if (room.battle.tour || room.battle.rated) return this.errorReply("You can only do this in unrated non-tour battles.");

		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (!targetUser || !targetUser.connected) {
			return this.errorReply(`User ${this.targetUsername} not found.`);
		}
		if (!this.can('kick', targetUser)) return false;

		if (room.game.leaveGame(targetUser)) {
			this.addModAction(`${targetUser.name} was kicked from a battle by ${user.name} ${(target ? ` (${target})` : ``)}`);
			this.modlog('KICKBATTLE', targetUser, target, {noip: 1, noalts: 1});
		} else {
			this.errorReply("/kickbattle - User isn't in battle.");
		}
	},
	kickbattlehelp: [`/kickbattle [username], [reason] - Kicks a user from a battle with reason. Requires: % @ * & ~`],

	kickinactive: function (target, room, user) {
		this.parse(`/timer on`);
	},

	timer: function (target, room, user) {
		target = toId(target);
		if (!room.game || !room.game.timer) {
			return this.errorReply(`You can only set the timer from inside a battle room.`);
		}
		const timer = room.game.timer;
		if (!timer.timerRequesters) {
			return this.sendReply(`This game's timer is managed by a different command.`);
		}
		if (!target) {
			if (!timer.timerRequesters.size) {
				return this.sendReply(`The game timer is OFF.`);
			}
			return this.sendReply(`The game timer is ON (requested by ${[...timer.timerRequesters].join(', ')})`);
		}
		const force = user.can('timer', null, room);
		if (!force && !room.game.players[user]) {
			return this.errorReply(`Access denied.`);
		}
		if (this.meansNo(target) || target === 'stop') {
			if (timer.timerRequesters.size) {
				timer.stop(force ? undefined : user);
				if (force) room.send(`|inactiveoff|Timer was turned off by staff. Please do not turn it back on until our staff say it's okay.`);
			} else {
				this.errorReply(`The timer is already off.`);
			}
		} else if (this.meansYes(target) || target === 'start') {
			timer.start(user);
		} else {
			this.errorReply(`"${target}" is not a recognized timer state.`);
		}
	},

	autotimer: 'forcetimer',
	forcetimer: function (target, room, user) {
		target = toId(target);
		if (!this.can('autotimer')) return;
		if (this.meansNo(target) || target === 'stop') {
			Config.forcetimer = false;
			this.addModAction(`Forcetimer is now OFF: The timer is now opt-in. (set by ${user.name})`);
		} else if (this.meansYes(target) || target === 'start' || !target) {
			Config.forcetimer = true;
			this.addModAction(`Forcetimer is now ON: All battles will be timed. (set by ${user.name})`);
		} else {
			this.errorReply(`'${target}' is not a recognized forcetimer setting.`);
		}
	},

	forcetie: 'forcewin',
	forcewin: function (target, room, user) {
		if (!this.can('forcewin')) return false;
		if (!room.battle) {
			this.errorReply("/forcewin - This is not a battle room.");
			return false;
		}

		room.battle.endType = 'forced';
		if (!target) {
			room.battle.tie();
			this.modlog('FORCETIE');
			return false;
		}
		let targetUser = Users.getExact(target);
		if (!targetUser) return this.errorReply(`User '${target}' not found.`);

		room.battle.win(targetUser);
		this.modlog('FORCEWIN', targetUser.userid);
	},
	forcewinhelp: [
		`/forcetie - Forces the current match to end in a tie. Requires: & ~`,
		`/forcewin [user] - Forces the current match to end in a win for a user. Requires: & ~`,
	],

	/*********************************************************
	 * Challenging and searching commands
	 *********************************************************/

	'!search': true,
	search: function (target, room, user, connection) {
		if (target) {
			if (Config.laddermodchat) {
				let userGroup = user.group;
				if (Config.groupsranking.indexOf(userGroup) < Config.groupsranking.indexOf(Config.laddermodchat)) {
					let groupName = Config.groups[Config.laddermodchat].name || Config.laddermodchat;
					this.popupReply(`On this server, you must be of rank ${groupName} or higher to search for a battle.`);
					return false;
				}
			}
			Ladders(target).searchBattle(user, connection);
		} else {
			Ladders.cancelSearches(user);
		}
	},

	'!cancelsearch': true,
	cancelsearch: function (target, room, user) {
		if (target) {
			Ladders(toId(target)).cancelSearch(user);
		} else {
			Ladders.cancelSearches(user);
		}
	},

	'!challenge': true,
	chall: 'challenge',
	challenge: function (target, room, user, connection) {
		target = this.splitTarget(target);
		let targetUser = this.targetUser;
		if (!targetUser || !targetUser.connected) {
			return this.popupReply(`The user '${this.targetUsername}' was not found.`);
		}
		if (user.locked && !targetUser.locked) {
			return this.popupReply(`You are locked and cannot challenge unlocked users.`);
		}
		if (Punishments.isBattleBanned(user)) {
			return this.popupReply(`You are banned from battling and cannot challenge users.`);
		}
		if (Config.pmmodchat) {
			let userGroup = user.group;
			if (Config.groupsranking.indexOf(userGroup) < Config.groupsranking.indexOf(Config.pmmodchat)) {
				let groupName = Config.groups[Config.pmmodchat].name || Config.pmmodchat;
				this.popupReply(`Because moderated chat is set, you must be of rank ${groupName} or higher to challenge users.`);
				return false;
			}
		}
		Ladders(target).makeChallenge(connection, targetUser);
	},

	'!blockchallenges': true,
	bch: 'blockchallenges',
	blockchall: 'blockchallenges',
	blockchalls: 'blockchallenges',
	blockchallenges: function (target, room, user) {
		if (user.blockChallenges) return this.errorReply("You are already blocking challenges!");
		user.blockChallenges = true;
		this.sendReply("You are now blocking all incoming challenge requests.");
	},
	blockchallengeshelp: [`/blockchallenges - Blocks challenges so no one can challenge you. Unblock them with /unblockchallenges.`],

	'!allowchallenges': true,
	unbch: 'allowchallenges',
	unblockchall: 'allowchallenges',
	unblockchalls: 'allowchallenges',
	unblockchallenges: 'allowchallenges',
	allowchallenges: function (target, room, user) {
		if (!user.blockChallenges) return this.errorReply("You are already available for challenges!");
		user.blockChallenges = false;
		this.sendReply("You are available for challenges from now on.");
	},
	allowchallengeshelp: [`/unblockchallenges - Unblocks challenges so you can be challenged again. Block them with /blockchallenges.`],

	'!cancelchallenge': true,
	cchall: 'cancelChallenge',
	cancelchallenge: function (target, room, user) {
		Ladders.cancelChallenging(user);
	},

	'!accept': true,
	accept: function (target, room, user, connection) {
		target = this.splitTarget(target);
		if (target) return this.popupReply(`This command does not support specifying multiple users`);
		const targetUser = this.targetUser || this.pmTarget;
		if (!targetUser) return this.popupReply(`User "${this.targetUsername}" not found.`);
		Ladders.acceptChallenge(connection, targetUser);
	},

	'!reject': true,
	reject: function (target, room, user) {
		target = toId(target);
		if (!target && this.pmTarget) target = this.pmTarget.userid;
		Ladders.rejectChallenge(user, target);
	},

	'!useteam': true,
	saveteam: 'useteam',
	utm: 'useteam',
	useteam: function (target, room, user) {
		user.team = target;
	},

	'!vtm': true,
	vtm: function (target, room, user, connection) {
		if (Monitor.countPrepBattle(connection.ip, connection)) {
			return;
		}
		if (!target) return this.errorReply("Provide a valid format.");
		let originalFormat = Dex.getFormat(target);
		// Note: The default here of [Gen 7] Pokebank Anything Goes isn't normally hit; since the web client will send a default format
		let format = originalFormat.effectType === 'Format' ? originalFormat : Dex.getFormat('[Gen 7] Pokebank Anything Goes');
		if (format.effectType !== 'Format') return this.popupReply("Please provide a valid format.");

		TeamValidatorAsync(format.id).validateTeam(user.team).then(result => {
			let matchMessage = (originalFormat === format ? "" : `The format '${originalFormat.name}' was not found.`);
			if (result.charAt(0) === '1') {
				connection.popup(`${(matchMessage ? matchMessage + "\n\n" : "")}Your team is valid for ${format.name}.`);
			} else {
				connection.popup(`${(matchMessage ? matchMessage + "\n\n" : "")}Your team was rejected for the following reasons:\n\n- ${result.slice(1).replace(/\n/g, '\n- ')}`);
			}
		});
	},

	/*********************************************************
	 * Low-level
	 *********************************************************/

	'!crq': true,
	cmd: 'crq',
	query: 'crq',
	crq: function (target, room, user, connection) {
		// In emergency mode, clamp down on data returned from crq's
		let trustable = (!Config.emergency || (user.named && user.registered));
		let spaceIndex = target.indexOf(' ');
		let cmd = target;
		if (spaceIndex > 0) {
			cmd = target.substr(0, spaceIndex);
			target = target.substr(spaceIndex + 1);
		} else {
			target = '';
		}
		if (cmd === 'userdetails') {
			let targetUser = Users.get(target);
			if (!trustable || !targetUser) {
				connection.send('|queryresponse|userdetails|' + JSON.stringify({
					userid: toId(target),
					rooms: false,
				}));
				return false;
			}
			let roomList = {};
			for (let roomid of targetUser.inRooms) {
				if (roomid === 'global') continue;
				let targetRoom = Rooms.get(roomid);
				if (!targetRoom) continue; // shouldn't happen
				let roomData = {};
				if (targetRoom.isPrivate) {
					if (!user.inRooms.has(roomid) && !user.games.has(roomid)) continue;
					roomData.isPrivate = true;
				}
				if (targetRoom.battle) {
					let battle = targetRoom.battle;
					roomData.p1 = battle.p1 ? ' ' + battle.p1.name : '';
					roomData.p2 = battle.p2 ? ' ' + battle.p2.name : '';
				}
				if (targetRoom.auth && targetUser.userid in targetRoom.auth) {
					roomid = targetRoom.auth[targetUser.userid] + roomid;
				}
				roomList[roomid] = roomData;
			}
			if (!targetUser.connected) roomList = false;
			let userdetails = {
				userid: targetUser.userid,
				avatar: targetUser.avatar,
				group: targetUser.group,
				rooms: roomList,
			};
			connection.send('|queryresponse|userdetails|' + JSON.stringify(userdetails));
		} else if (cmd === 'roomlist') {
			if (!trustable) return false;
			connection.send('|queryresponse|roomlist|' + JSON.stringify({
				rooms: Rooms.global.getBattles(target),
			}));
		} else if (cmd === 'rooms') {
			if (!trustable) return false;
			connection.send('|queryresponse|rooms|' + JSON.stringify(
				Rooms.global.getRooms(user)
			));
		} else if (cmd === 'laddertop') {
			if (!trustable) return false;
			Ladders(toId(target)).getTop().then(result => {
				connection.send('|queryresponse|laddertop|' + JSON.stringify(result));
			});
		} else {
			// default to sending null
			connection.send(`|queryresponse|${cmd}|null`);
		}
	},

	'!trn': true,
	trn: function (target, room, user, connection) {
		if (target === user.name) return false;

		let commaIndex = target.indexOf(',');
		let targetName = target;
		let targetRegistered = false;
		let targetToken = '';
		if (commaIndex >= 0) {
			targetName = target.substr(0, commaIndex);
			target = target.substr(commaIndex + 1);
			commaIndex = target.indexOf(',');
			targetRegistered = target;
			if (commaIndex >= 0) {
				targetRegistered = !!parseInt(target.substr(0, commaIndex));
				targetToken = target.substr(commaIndex + 1);
			}
		}
		user.rename(targetName, targetToken, targetRegistered, connection);
	},

	a: function (target, room, user) {
		if (!this.can('rawpacket')) return false;
		// secret sysop command
		room.add(target);
	},

	/*********************************************************
	 * Help commands
	 *********************************************************/

	'!help': true,
	commands: 'help',
	h: 'help',
	'?': 'help',
	man: 'help',
	help: function (target, room, user) {
		if (!this.runBroadcast()) return;
		target = target.toLowerCase();

		// overall
		if (target === 'help' || target === 'h' || target === '?' || target === 'commands') {
			this.sendReply("/help OR /h OR /? - Gives you help.");
		} else if (!target) {
			this.sendReply("COMMANDS: /msg, /reply, /logout, /challenge, /search, /rating, /whois");
			this.sendReply("OPTION COMMANDS: /nick, /avatar, /ignore, /away, /back, /timestamps, /highlight");
			this.sendReply("INFORMATIONAL COMMANDS: /data, /dexsearch, /movesearch, /itemsearch, /groups, /faq, /rules, /intro, /formatshelp, /othermetas, /learn, /analysis, /calc (replace / with ! to broadcast. Broadcasting requires: + % @ * # & ~)");
			if (user.group !== Config.groupsranking[0]) {
				this.sendReply("DRIVER COMMANDS: /warn, /mute, /hourmute, /unmute, /alts, /forcerename, /modlog, /modnote, /lock, /unlock, /battleban, /unbattleban, /announce, /redirect");
				this.sendReply("MODERATOR COMMANDS: /ban, /unban, /ip, /modchat");
				this.sendReply("LEADER COMMANDS: /declare, /forcetie, /forcewin, /promote, /demote, /banip, /host, /unbanall");
			}
			this.sendReply("For an overview of room commands, use /roomhelp");
			this.sendReply("For details of a specific command, use something like: /help data");
		} else {
			let altCommandHelp;
			let helpCmd;
			let targets = target.split(' ');
			let allCommands = Chat.commands;
			if (typeof allCommands[target] === 'string') {
				// If a function changes with command name, help for that command name will be searched first.
				altCommandHelp = `${target}help`;
				if (altCommandHelp in allCommands) {
					helpCmd = altCommandHelp;
				} else {
					helpCmd = `${allCommands[target]}help`;
				}
			} else if (targets.length > 1 && typeof allCommands[targets[0]] === 'object') {
				// Handle internal namespace commands
				let helpCmd = `${targets.pop()}help`;
				let namespace = allCommands[targets.shift()];
				for (const t of targets) {
					if (!namespace[t]) return this.errorReply(`Help for the command '${target}' was not found. Try /help for general help.`);
					namespace = namespace[t];
				}
				if (typeof namespace[helpCmd] === 'object') return this.sendReply(namespace[helpCmd].join('\n'));
				if (typeof namespace[helpCmd] === 'function') return this.run(namespace[helpCmd]);
				return this.errorReply(`Help for the command '${target}' was not found. Try /help for general help.`);
			} else {
				helpCmd = `${target}help`;
			}
			if (helpCmd in allCommands) {
				if (typeof allCommands[helpCmd] === 'function') {
					// If the help command is a function, parse it instead
					this.run(allCommands[helpCmd]);
				} else if (Array.isArray(allCommands[helpCmd])) {
					this.sendReply(allCommands[helpCmd].join('\n'));
				}
			} else {
				this.errorReply(`Help for the command '${target}' was not found. Try /help for general help.`);
			}
		}
	},

};

exports.commands = commands;

process.nextTick(() => {
	// We might want to migrate most of this to a JSON schema of command attributes.
	Chat.multiLinePattern.register(
		'>>>? ', '/(?:room|staff)intro ', '/(?:staff)?topic ', '/(?:add|widen)datacenters ', '/bash ', '!code ', '/code ',
		'/importinputlog '
	);
});