AstralTransRocketries/node-minecraft-protocol
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Lookup version using minecraft-data postNettyVersionsByProtocolVersion

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This commit is contained in:
deathcap 2016-02-01 21:02:42 -08:00
parent c2913daae0
commit 58fd1eab35
1 changed files with 6 additions and 17 deletions
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23
src/client/autoVersion.js
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@ -6,20 +6,6 @@ var states = require('../states');
var assert = require('assert');
var minecraft_data = require('minecraft-data');
// Get the minecraft-data version string for a protocol version
// TODO: add to node-minecraft-data index (protocol to newest release, if multiple)
function protocolVersion2MinecraftVersion(n) {
var usesNetty = true; // for now, only Netty protocols are supported TODO: pre-Netty (beware, colliding protocol version numbers)
for (var i = 0; i < minecraft_data.versions.length; ++i) {
var version = minecraft_data.versions[i];
if (version.version === n && version.usesNetty === usesNetty) {
return [version.minecraftVersion, version.majorVersion];
}
}
throw new Error(`unsupported/unknown protocol version: ${n}, update minecraft-data`);
}
module.exports = function(client) {
var options = client.options;
@ -43,12 +29,15 @@ module.exports = function(client) {
// Note that versionName is a descriptive version stirng like '1.8.9' on vailla, but other
// servers add their own name (Spigot 1.8.8, Glowstone++ 1.8.9) so we cannot use it directly,
// even though it is in a format accepted by minecraft-data. Instead, translate the protocol.
var [minecraftVersion, majorVersion] = protocolVersion2MinecraftVersion(protocolVersion);
client.options.version = minecraftVersion;
// TODO: pre-Netty version support (uses overlapping version numbers, so would have to check versionName)
var versionInfos = minecraft_data.postNettyVersionsByProtocolVersion[protocolVersion];
if (!versionInfos && versionInfos.length < 1) throw new Error(`unsupported/unknown protocol version: ${protocolVersion}, update minecraft-data`);
var versionInfo = versionInfos[0]; // use newest
client.options.version = versionInfo.minecraftVersion;
client.options.protocolVersion = protocolVersion;
// Reinitialize client object with new version TODO: move out of its constructor?
client.version = majorVersion;
client.version = versionInfo.majorVersion;
client.state = states.HANDSHAKING;
if (response.modinfo && response.modinfo.type === 'FML') {