Files
hack.chat/commands/core/leave.js
T
2026-01-15 13:06:02 -06:00

149 lines
3.5 KiB
JavaScript

/* eslint no-param-reassign: 0 */
/* eslint import/no-cycle: [0, { ignoreExternal: true }] */
/**
* @author Marzavec ( https://github.com/marzavec )
* @summary Leave target channel
* @version 1.0.0
* @description Leave the target channel
* @module leave
*/
import {
getSession,
} from './session.js';
import {
socketInChannel,
} from '../utility/_Channels.js';
import {
Errors,
} from '../utility/_Constants.js';
/**
* Executes when invoked by a remote client
* @param {Object} env - Environment object with references to core, server, socket & payload
* @public
* @return {void}
*/
export async function run({
core, server, socket, payload,
}) {
// check for spam
if (server.police.frisk(socket, 3)) {
return server.reply({
cmd: 'warn',
text: 'You are leaving channels too fast. Wait a moment and try again.',
id: Errors.Global.RATELIMIT,
channel: false,
}, socket);
}
// check for required payload data
if (typeof payload.channel !== 'string') {
return server.reply({
cmd: 'warn',
text: 'Invalid channel specified.',
id: Errors.Global.INVALID_PAYLOAD,
channel: false,
}, socket);
}
const { channel } = payload;
// verify the user is actually in the channel they are trying to leave
if (!socket.channels || !socket.channels.includes(channel)) {
return server.reply({
cmd: 'warn',
text: 'You are not in that channel.',
id: Errors.Global.INVALID_PAYLOAD,
channel: false,
}, socket);
}
socket.channels = socket.channels.filter((c) => c !== channel);
// @todo Multichannel update
if (socket.channel === channel) {
socket.channel = socket.channels.length > 0 ? socket.channels[0] : undefined;
}
const isDuplicate = socketInChannel(server, channel, socket);
if (isDuplicate === false) {
server.broadcast({
cmd: 'onlineRemove',
nick: socket.nick,
userid: socket.userid,
channel,
}, { channel });
}
server.reply({
cmd: 'session',
restored: false,
token: getSession(socket, core),
channels: socket.channels,
}, socket);
return true;
}
/**
* Automatically executes once after server is ready to register this modules hooks
* @param {Object} server - Reference to server environment object
* @public
* @return {void}
*/
export function initHooks(server) {
server.registerHook('in', 'chat', this.runLeaveCheck.bind(this), 32);
}
/**
* Executes every time an incoming chat command is invoked
* @param {Object} env - Environment object with references to core, server, socket & payload
* @public
* @return {(Object|boolean|string)} Object = same/altered payload,
* false = suppress action,
* string = error
*/
export function runLeaveCheck({
core, server, socket, payload,
}) {
if (typeof payload.text !== 'string') {
return false;
}
if (payload.text.startsWith('/leave')) {
this.run({
core,
server,
socket,
payload: {
cmd: 'leave',
channel: socket.channel, // @todo Mutlichannel
},
});
return false;
}
return payload;
}
/**
* Module meta information
* @public
* @typedef {Object} leave/info
* @property {string} name - Module command name
* @property {string} category - Module category name
* @property {string} description - Information about module
* @property {string} usage - Information about module usage
*/
export const info = {
name: 'leave',
category: 'core',
description: 'Leave the target channel',
usage: `
API: { cmd: 'leave', channel: '<target channel>' }`,
};