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/*
Description: Changes the current channel of the calling socket
*/
exports.run = async (core, server, socket, data) => {
// check for spam
if (server._police.frisk(socket.remoteAddress, 6)) {
server.reply({
cmd: 'warn',
text: 'You are changing channels too fast. Wait a moment before trying again.'
}, socket);
return;
}
// check user input
if (typeof data.channel !== 'string') {
return;
}
if (data.channel === socket.channel) {
// they are trying to rejoin the channel
return;
}
// check that the nickname isn't already in target channel
const currentNick = socket.nick.toLowerCase();
let userExists = server.findSockets({
channel: data.channel,
nick: (targetNick) => targetNick.toLowerCase() === currentNick
});
if (userExists.length > 0) {
// That nickname is already in that channel
return;
}
// broadcast leave notice to peers
let peerList = server.findSockets({ channel: socket.channel });
if (peerList.length > 1) {
for (let i = 0, l = peerList.length; i < l; i++) {
server.reply({
cmd: 'onlineRemove',
nick: peerList[i].nick
}, socket);
if (socket.nick !== peerList[i].nick){
server.reply({
cmd: 'onlineRemove',
nick: socket.nick
}, peerList[i]);
}
}
}
// broadcast join notice to new peers
let newPeerList = server.findSockets({ channel: data.channel });
let moveAnnouncement = {
cmd: 'onlineAdd',
nick: socket.nick,
trip: socket.trip || 'null',
hash: socket.hash
};
let nicks = [];
for (let i = 0, l = newPeerList.length; i < l; i++) {
server.reply(moveAnnouncement, newPeerList[i]);
nicks.push(newPeerList[i].nick);
}
nicks.push(socket.nick);
// reply with new user list
server.reply({
cmd: 'onlineSet',
nicks: nicks
}, socket);
// commit change
socket.channel = data.channel;
};
exports.requiredData = ['channel'];
exports.info = {
name: 'move',
usage: 'move {channel}',
description: 'This will change the current channel to the new one provided'
};
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