Modrinth/helpers/infer.js
2023-03-24 15:03:50 -04:00

315 lines
9.4 KiB
JavaScript

import TOML from '@ltd/j-toml'
import JSZip from 'jszip'
import yaml from 'js-yaml'
export const inferVersionInfo = async function (rawFile, project, gameVersions) {
function versionType(number) {
if (number.includes('alpha')) {
return 'alpha'
} else if (
number.includes('beta') ||
number.match(/[^A-z](rc)[^A-z]/) || // includes `rc`
number.match(/[^A-z](pre)[^A-z]/) // includes `pre`
) {
return 'beta'
} else {
return 'release'
}
}
// TODO: This func does not handle accurate semver parsing. We should eventually
function gameVersionRange(gameVersionString, gameVersions) {
if (!gameVersionString) {
return []
}
// Truncate characters after `-` & `+`
const gameString = gameVersionString.replace(/-|\+.*$/g, '')
let prefix = ''
if (gameString.includes('~')) {
// Include minor versions
// ~1.2.3 -> 1.2
prefix = gameString.replace('~', '').split('.').slice(0, 2).join('.')
} else if (gameString.includes('>=')) {
// Include minor versions
// >=1.2.3 -> 1.2
prefix = gameString.replace('>=', '').split('.').slice(0, 2).join('.')
} else if (gameString.includes('^')) {
// Include major versions
// ^1.2.3 -> 1
prefix = gameString.replace('^', '').split('.')[0]
} else if (gameString.includes('x')) {
// Include versions that match `x.x.x`
// 1.2.x -> 1.2
prefix = gameString.replace(/\.x$/, '')
} else {
// Include exact version
// 1.2.3 -> 1.2.3
prefix = gameString
}
const simplified = gameVersions
.filter((it) => it.version_type === 'release')
.map((it) => it.version)
return simplified.filter((version) => version.startsWith(prefix))
}
const inferFunctions = {
// Forge 1.13+
'META-INF/mods.toml': async (file, zip) => {
const metadata = TOML.parse(file)
// TODO: Parse minecraft version ranges, handle if version is set to value from manifest
if (metadata.mods && metadata.mods.length > 0) {
let versionNum = metadata.mods[0].version
// ${file.jarVersion} -> Implementation-Version from manifest
const manifestFile = zip.file('META-INF/MANIFEST.MF')
if (
// eslint-disable-next-line no-template-curly-in-string
metadata.mods[0].version.includes('${file.jarVersion}') &&
manifestFile !== null
) {
const manifestText = await manifestFile.async('text')
const regex = /Implementation-Version: (.*)$/m
const match = manifestText.match(regex)
if (match) {
// eslint-disable-next-line no-template-curly-in-string
versionNum = versionNum.replace('${file.jarVersion}', match[1])
}
}
return {
name: `${project.title} ${versionNum}`,
version_number: versionNum,
version_type: versionType(versionNum),
loaders: ['forge'],
}
} else {
return {}
}
},
// Old Forge
'mcmod.info': (file) => {
const metadata = JSON.parse(file)
return {
name: metadata.version ? `${project.title} ${metadata.version}` : '',
version_number: metadata.version,
version_type: versionType(metadata.version),
loaders: ['forge'],
game_versions: gameVersions
.filter((x) => x.version.startsWith(metadata.mcversion) && x.version_type === 'release')
.map((x) => x.version),
}
},
// Fabric
'fabric.mod.json': (file) => {
const metadata = JSON.parse(file)
return {
name: `${project.title} ${metadata.version}`,
version_number: metadata.version,
loaders: ['fabric'],
version_type: versionType(metadata.version),
game_versions: metadata.depends
? gameVersionRange(metadata.depends.minecraft, gameVersions)
: [],
}
},
// Quilt
'quilt.mod.json': (file) => {
const metadata = JSON.parse(file)
return {
name: `${project.title} ${metadata.quilt_loader.version}`,
version_number: metadata.quilt_loader.version,
loaders: ['quilt'],
version_type: versionType(metadata.quilt_loader.version),
game_versions: metadata.quilt_loader.depends
? gameVersionRange(
metadata.quilt_loader.depends.find((x) => x.id === 'minecraft')
? metadata.quilt_loader.depends.find((x) => x.id === 'minecraft').versions
: [],
gameVersions
)
: [],
}
},
// Bukkit + Other Forks
'plugin.yml': (file) => {
const metadata = yaml.load(file)
return {
name: `${project.title} ${metadata.version}`,
version_number: metadata.version,
version_type: versionType(metadata.version),
// We don't know which fork of Bukkit users are using
loaders: [],
game_versions: gameVersions
.filter(
(x) => x.version.startsWith(metadata['api-version']) && x.version_type === 'release'
)
.map((x) => x.version),
}
},
// Bungeecord + Waterfall
'bungee.yml': (file) => {
const metadata = yaml.load(file)
return {
name: `${project.title} ${metadata.version}`,
version_number: metadata.version,
version_type: versionType(metadata.version),
loaders: ['bungeecord'],
}
},
// Modpacks
'modrinth.index.json': (file) => {
const metadata = JSON.parse(file)
const loaders = []
if ('forge' in metadata.dependencies) {
loaders.push('forge')
}
if ('fabric-loader' in metadata.dependencies) {
loaders.push('fabric')
}
if ('quilt-loader' in metadata.dependencies) {
loaders.push('quilt')
}
return {
name: `${project.title} ${metadata.versionId}`,
version_number: metadata.versionId,
version_type: versionType(metadata.versionId),
loaders,
game_versions: gameVersions
.filter((x) => x.version === metadata.dependencies.minecraft)
.map((x) => x.version),
}
},
// Resource Packs + Data Packs
'pack.mcmeta': (file) => {
const metadata = JSON.parse(file)
function getRange(versionA, versionB) {
const startingIndex = gameVersions.findIndex((x) => x.version === versionA)
const endingIndex = gameVersions.findIndex((x) => x.version === versionB)
const final = []
const filterOnlyRelease = gameVersions[startingIndex].version_type === 'release'
for (let i = startingIndex; i >= endingIndex; i--) {
if (gameVersions[i].version_type === 'release' || !filterOnlyRelease) {
final.push(gameVersions[i].version)
}
}
return final
}
const loaders = []
let newGameVersions = []
if (project.actualProjectType === 'mod') {
loaders.push('datapack')
switch (metadata.pack.pack_format) {
case 4:
newGameVersions = getRange('1.13', '1.14.4')
break
case 5:
newGameVersions = getRange('1.15', '1.16.1')
break
case 6:
newGameVersions = getRange('1.16.2', '1.16.5')
break
case 7:
newGameVersions = getRange('1.17', '1.17.1')
break
case 8:
newGameVersions = getRange('1.18', '1.18.1')
break
case 9:
newGameVersions.push('1.18.2')
break
case 10:
newGameVersions = getRange('1.19', '1.19.3')
break
case 11:
newGameVersions = getRange('23w03a', '23w05a')
break
case 12:
newGameVersions.push('1.19.4')
break
default:
}
}
if (project.actualProjectType === 'resourcepack') {
loaders.push('minecraft')
switch (metadata.pack.pack_format) {
case 1:
newGameVersions = getRange('1.6.1', '1.8.9')
break
case 2:
newGameVersions = getRange('1.9', '1.10.2')
break
case 3:
newGameVersions = getRange('1.11', '1.12.2')
break
case 4:
newGameVersions = getRange('1.13', '1.14.4')
break
case 5:
newGameVersions = getRange('1.15', '1.16.1')
break
case 6:
newGameVersions = getRange('1.16.2', '1.16.5')
break
case 7:
newGameVersions = getRange('1.17', '1.17.1')
break
case 8:
newGameVersions = getRange('1.18', '1.18.2')
break
case 9:
newGameVersions = getRange('1.19', '1.19.2')
break
case 11:
newGameVersions = getRange('22w42a', '22w44a')
break
case 12:
newGameVersions.push('1.19.3')
break
case 13:
newGameVersions.push('1.19.4')
break
default:
}
}
return {
loaders,
game_versions: newGameVersions,
}
},
}
const zipReader = new JSZip()
const zip = await zipReader.loadAsync(rawFile)
for (const fileName in inferFunctions) {
const file = zip.file(fileName)
if (file !== null) {
const text = await file.async('text')
return inferFunctions[fileName](text, zip)
}
}
}