97 lines
2.6 KiB
TypeScript
97 lines
2.6 KiB
TypeScript
import Koa from 'koa';
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import { User } from '@/models/entities/user.js';
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import { UserIps } from '@/models/index.js';
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import { fetchMeta } from '@/misc/fetch-meta.js';
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import { IEndpoint } from './endpoints.js';
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import authenticate, { AuthenticationError } from './authenticate.js';
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import call from './call.js';
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import { ApiError } from './error.js';
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const userIpHistories = new Map<User['id'], Set<string>>();
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setInterval(() => {
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userIpHistories.clear();
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}, 1000 * 60 * 60);
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export default (endpoint: IEndpoint, ctx: Koa.Context) => new Promise<void>((res) => {
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const body = ctx.is('multipart/form-data')
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? (ctx.request as any).body
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: ctx.method === 'GET'
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? ctx.query
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: ctx.request.body;
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const reply = (x?: any, y?: ApiError) => {
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if (x == null) {
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ctx.status = 204;
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} else if (typeof x === 'number' && y) {
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ctx.status = x;
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ctx.body = {
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error: {
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message: y!.message,
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code: y!.code,
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id: y!.id,
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kind: y!.kind,
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...(y!.info ? { info: y!.info } : {}),
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},
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};
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} else {
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// 文字列を返す場合は、JSON.stringify通さないとJSONと認識されない
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ctx.body = typeof x === 'string' ? JSON.stringify(x) : x;
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}
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res();
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};
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// Authentication
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// for GET requests, do not even pass on the body parameter as it is considered unsafe
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authenticate(ctx.headers.authorization, ctx.method === 'GET' ? null : body['i']).then(([user, app]) => {
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// API invoking
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call(endpoint.name, user, app, body, ctx).then((res: any) => {
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if (ctx.method === 'GET' && endpoint.meta.cacheSec && !body['i'] && !user) {
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ctx.set('Cache-Control', `public, max-age=${endpoint.meta.cacheSec}`);
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}
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reply(res);
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}).catch((e: ApiError) => {
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reply(e.httpStatusCode ? e.httpStatusCode : e.kind === 'client' ? 400 : 500, e);
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});
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// Log IP
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if (user) {
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fetchMeta().then(meta => {
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if (!meta.enableIpLogging) return;
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const ip = ctx.ip;
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const ips = userIpHistories.get(user.id);
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if (ips == null || !ips.has(ip)) {
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if (ips == null) {
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userIpHistories.set(user.id, new Set([ip]));
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} else {
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ips.add(ip);
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}
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try {
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UserIps.createQueryBuilder().insert().values({
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createdAt: new Date(),
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userId: user.id,
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ip: ip,
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}).orIgnore(true).execute();
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} catch {
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}
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}
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});
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}
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}).catch(e => {
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if (e instanceof AuthenticationError) {
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ctx.response.status = 403;
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ctx.response.set('WWW-Authenticate', 'Bearer');
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ctx.response.body = {
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message: 'Authentication failed: ' + e.message,
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code: 'AUTHENTICATION_FAILED',
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id: 'b0a7f5f8-dc2f-4171-b91f-de88ad238e14',
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kind: 'client',
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};
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res();
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} else {
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reply(500, new ApiError());
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}
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});
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});
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