mirror of
https://github.com/koreanbots/core.git
synced 2025-12-16 14:30:22 +00:00
293 lines
9.4 KiB
TypeScript
293 lines
9.4 KiB
TypeScript
import fetch from 'node-fetch'
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import { TLRU } from 'tlru'
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import StreamCache from 'stream-cache'
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import DataLoader from 'dataloader'
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import { User as DiscordUser } from 'discord.js'
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import { Stream } from 'stream'
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import { Bot, User, ListType, BotList, TokenRegister } from '@types'
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import { categories } from './Constants'
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import knex from './Knex'
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import DiscordBot from './DiscordBot'
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import { sign, verify } from './Jwt'
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export const imageRateLimit = new TLRU<unknown, number>({ maxAgeMs: 60000 })
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async function getBot(id: string, owners=true):Promise<Bot> {
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const res = await knex('bots')
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.select([
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'id',
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'owners',
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'lib',
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'prefix',
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'votes',
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'servers',
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'intro',
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'desc',
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'web',
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'git',
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'url',
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'category',
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'status',
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'verified',
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'trusted',
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'partnered',
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'discord',
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'boosted',
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'state',
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'vanity',
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'bg',
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'banner',
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])
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.where({ id })
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.orWhere({ vanity: id, trusted: true })
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.orWhere({ vanity: id, partnered: true })
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if (res[0]) {
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const discordBot = await get.discord.user.load(res[0].id)
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if(!discordBot) return null
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res[0].tag = discordBot.discriminator
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res[0].name = discordBot.username
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res[0].category = JSON.parse(res[0].category)
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res[0].owners = JSON.parse(res[0].owners)
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res[0].vanity = ((res[0].trusted || res[0].partnered) && res[0].vanity) ?? null
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if (owners)
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res[0].owners = await Promise.all(
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res[0].owners.map(async (u: string) => await get._rawUser.load(u))
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)
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res[0].owners = res[0].owners.filter((el: User | null) => el).map((row: User) => ({ ...row }))
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}
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return res[0] ?? null
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}
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async function getUser(id: string, bots = true):Promise<User> {
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const res = await knex('users')
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.select(['id', 'perm', 'github'])
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.where({ id })
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if (res[0]) {
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const owned = await knex('bots')
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.select(['id'])
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.where('owners', 'like', `%${id}%`)
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const discordUser = await get.discord.user.load(id)
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res[0].tag = discordUser.discriminator
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res[0].username = discordUser.username
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if (bots) res[0].bots = await Promise.all(owned.map(async b => await get._rawBot.load(b.id)))
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else res[0].bots = owned.map(async b => b.id)
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res[0].bots = res[0].bots.filter((el: Bot | null) => el).map((row: User) => ({ ...row }))
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}
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return res[0] || null
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}
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async function getBotList(type: ListType, page = 1, query?: string):Promise<BotList> {
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let res: { id: string }[]
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let count:string|number
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if (type === 'VOTE') {
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count = (await knex('bots').count())[0]['count(*)']
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res = await knex('bots')
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.orderBy('votes', 'desc')
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.orderBy('servers', 'desc')
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.limit(16)
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.offset(((page ? Number(page) : 1) - 1) * 16)
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.select(['id'])
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} else if (type === 'TRUSTED') {
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count = (
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await knex('bots')
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.where({ trusted: true })
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.count()
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)[0]['count(*)']
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res = await knex('bots')
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.where({ trusted: true })
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.orderByRaw('RAND()')
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.limit(16)
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.offset(((page ? Number(page) : 1) - 1) * 16)
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.select(['id'])
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} else if (type === 'NEW') {
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count = (
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await knex('bots')
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.count()
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)[0]['count(*)']
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res = await knex('bots')
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.orderBy('date', 'desc')
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.limit(16)
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.offset(((page ? Number(page) : 1) - 1) * 16)
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.select(['id'])
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} else if (type === 'PARTNERED') {
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count = (
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await knex('bots')
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.where({ partnered: true })
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.count()
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)[0]['count(*)']
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res = await knex('bots')
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.where({ partnered: true })
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.orderByRaw('RAND()')
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.limit(16)
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.offset(((page ? Number(page) : 1) - 1) * 16)
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.select(['id'])
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} else if (type === 'CATEGORY') {
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if (!query) throw new Error('쿼리가 누락되었습니다.')
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if (!categories.includes(query)) throw new Error('알 수 없는 카테고리입니다.')
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count = (
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await knex('bots')
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.where('category', 'like', `%${decodeURI(query)}%`)
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.count()
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)[0]['count(*)']
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res = await knex('bots')
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.where('category', 'like', `%${decodeURI(query)}%`)
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.orderBy('votes', 'desc')
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.orderBy('servers', 'desc')
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.limit(16)
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.offset(((page ? Number(page) : 1) - 1) * 16)
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.select(['id'])
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} else if (type === 'SEARCH') {
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if (!query) throw new Error('쿼리가 누락되었습니다.')
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try {
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new RegExp(query)
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count = (
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await knex('bots')
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.where('name', 'REGEXP', query)
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.orWhere('intro', 'REGEXP', query)
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.orWhere('desc', 'REGEXP', query)
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.orderBy('votes', 'desc')
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.orderBy('servers', 'desc')
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.count()
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)[0]['count(*)']
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res = await knex('bots')
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.where('name', 'REGEXP', query)
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.orWhere('intro', 'REGEXP', query)
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.orWhere('desc', 'REGEXP', query)
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.orderBy('votes', 'desc')
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.orderBy('servers', 'desc')
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.limit(16)
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.offset(((page ? Number(page) : 1) - 1) * 16)
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.select(['id'])
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} catch (e) {
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count = (
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await knex('bots')
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.where('name', 'LIKE', `%${query}%`)
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.orWhere('intro', 'LIKE', `%${query}%`)
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.orWhere('desc', 'LIKE', `%${query}%`)
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.orderBy('votes', 'desc')
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.orderBy('servers', 'desc')
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.count()
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)[0]['count(*)']
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res = await knex('bots')
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.where('name', 'LIKE', `%${query}%`)
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.orWhere('intro', 'LIKE', `%${query}%`)
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.orWhere('desc', 'LIKE', `%${query}%`)
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.orderBy('votes', 'desc')
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.orderBy('servers', 'desc')
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.limit(16)
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.offset(((page ? Number(page) : 1) - 1) * 16)
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.select(['id'])
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}
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} else {
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count = 1
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res = []
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}
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return { type, data: (await Promise.all(res.map(async el => await getBot(el.id)))).map(r=> ({...r})), currentPage: page, totalPage: Math.ceil(Number(count) / 16) }
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}
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async function getImage(url: string):Promise<Stream> {
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const res = await fetch(url)
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if(!res.ok) return null
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// const buf = await res.buffer()
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// const readable = bufferToStream(buf)
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// await readable.read()
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const cache = new StreamCache()
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return res.body.pipe(cache)
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}
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async function getDiscordUser(id: string):Promise<DiscordUser> {
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return DiscordBot.users.cache.get(id) ?? await DiscordBot.users.fetch(id, false, true).then(u => u.toJSON()).catch(()=>null)
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}
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async function assignToken(info: TokenRegister):Promise<string> {
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let token = await knex('users').select(['token']).where({ id: info.id })
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let t: string
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if(token.length === 0) {
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t = sign({ id: info.id }, { expiresIn: '30d' })
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await knex('users').insert({ token: t, date: Math.round(Number(new Date()) / 1000), id: info.id, email: info.email, tag: info.discriminator, username: info.username, discord: sign({ access_token: info.access_token, expires_in: info.expires_in, refresh_token: info.refresh_token }) })
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token = await knex('users').select(['token']).where({ id: info.id })
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} else await knex('users').update({ email: info.email, tag: info.discriminator, username: info.username, discord: sign({ access_token: info.access_token, expires_in: info.expires_in, refresh_token: info.refresh_token }) }).where({ id: info.id })
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if(!verify(token[0]?.token ?? '')) {
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t = sign({ id: info.id }, { expiresIn: '30d' })
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await knex('users').update({ token: t }).where({ id: info.id })
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} else t = token[0].token
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return t
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}
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async function Authorization(token: string):Promise<string|false> {
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const tokenInfo = verify(token)
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const user = await knex('users').select(['id']).where({ id: tokenInfo?.id ?? '', token: token ?? '' })
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if(user.length === 0) return false
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else return user[0].id
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}
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async function addRequest(ip: string, map: TLRU<unknown, number>) {
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if(!map.has(ip)) map.set(ip, 0)
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map.set(ip, map.get(ip) + 1)
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}
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export const get = {
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discord: {
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user: new DataLoader(
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async (ids: string[]) =>
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(await Promise.all(ids.map(async (id: string) => await getDiscordUser(id))))
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, { cacheMap: new TLRU({ maxStoreSize: 5000, maxAgeMs: 43200000 }) }),
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},
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bot: new DataLoader(
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async (ids: string[]) =>
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(await Promise.all(ids.map(async (el: string) => await getBot(el)))).map(row => ({ ...row }))
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, { cacheMap: new TLRU({ maxStoreSize: 50, maxAgeMs: 60000 }) }),
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_rawBot: new DataLoader(
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async (ids: string[]) =>
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(await Promise.all(ids.map(async (el: string) => await getBot(el, false)))).map(row => ({ ...row }))
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, { cacheMap: new TLRU({ maxStoreSize: 50, maxAgeMs: 60000 }) }),
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user: new DataLoader(
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async (ids: string[]) =>
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(await Promise.all(ids.map(async (el: string) => await getUser(el)))).map(row => ({ ...row }))
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, { cacheMap: new TLRU({ maxStoreSize: 50, maxAgeMs: 60000 }) }),
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_rawUser: new DataLoader(
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async (ids: string[]) =>
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(await Promise.all(ids.map(async (el: string) => await getUser(el, false)))).map(row => ({ ...row }))
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, { cacheMap: new TLRU({ maxStoreSize: 50, maxAgeMs: 60000 }) }),
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list: {
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votes: new DataLoader(
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async (pages: number[]) =>
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(await Promise.all(pages.map(async (page: number) => await getBotList('VOTE', page)))).map(row => ({ ...row }))
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, { cacheMap: new TLRU({ maxStoreSize: 50, maxAgeMs: 3000000 }) }),
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new: new DataLoader(
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async (pages: number[]) =>
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(await Promise.all(pages.map(async (page: number) => await getBotList('NEW', page)))).map(row => ({ ...row }))
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, { cacheMap: new TLRU({ maxStoreSize: 50, maxAgeMs: 1800000 }) }),
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trusted: new DataLoader(
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async (pages: number[]) =>
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(await Promise.all(pages.map(async (page: number) => await getBotList('TRUSTED', page)))).map(row => ({ ...row }))
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, { cacheMap: new TLRU({ maxStoreSize: 50, maxAgeMs: 3600000 }) }),
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},
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images: {
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user: new DataLoader(
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async (urls: string[]) =>
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(await Promise.all(urls.map(async (url: string) => await getImage(url))))
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, { cacheMap: new TLRU({ maxStoreSize: 500, maxAgeMs: 3600000 }) }),
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},
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Authorization
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}
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export const update = {
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assignToken
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}
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export const ratelimit = {
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image: (ip: string) => {
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addRequest(ip, imageRateLimit)
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return imageRateLimit.get(ip)
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}
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} |