cletus/node_modules/yggdrasil/src/Server.js
2025-05-09 15:53:19 -05:00

57 lines
2.2 KiB
JavaScript

const { createHash } = require('crypto')
const utils = require('./utils')
const nf = require('node-fetch')
const defaultHost = 'https://sessionserver.mojang.com'
function loader (moduleOptions) {
/**
* Client's Mojang handshake call
* See http://wiki.vg/Protocol_Encryption#Client
* @param {String} accessToken Client's accessToken
* @param {String} selectedProfile Client's selectedProfile
* @param {String} serverid ASCII encoding of the server ID
* @param {String} sharedsecret Server's secret string
* @param {String} serverkey Server's encoded public key
* @param {Function} cb (is okay, data returned by server)
* @async
*/
async function join (accessToken, selectedProfile, serverid, sharedsecret, serverkey) {
return await utils.call(
moduleOptions?.host ??
defaultHost,
'session/minecraft/join',
{
accessToken,
selectedProfile,
serverId: utils.mcHexDigest(createHash('sha1').update(serverid).update(sharedsecret).update(serverkey).digest())
},
moduleOptions?.agent
)
}
/**
* Server's Mojang handshake call
* @param {String} username Client's username, case-sensitive
* @param {String} serverid ASCII encoding of the server ID
* @param {String} sharedsecret Server's secret string
* @param {String} serverkey Server's encoded public key
* @param {Function} cb (is okay, client info)
* @async
*/
async function hasJoined (username, serverid, sharedsecret, serverkey) {
const host = moduleOptions?.host ?? defaultHost
const hash = utils.mcHexDigest(createHash('sha1').update(serverid).update(sharedsecret).update(serverkey).digest())
const data = await nf(`${host}/session/minecraft/hasJoined?username=${encodeURIComponent(username)}&serverId=${hash}`, { agent: moduleOptions?.agent, method: 'GET' })
const body = JSON.parse(await data.text())
if (body.id !== undefined) return body
else throw new Error('Failed to verify username!')
}
return {
join: utils.callbackify(join, 5),
hasJoined: utils.callbackify(hasJoined, 4)
}
}
module.exports = loader