monkeeShark/src/remote/activitypub/act/create.ts
2018-04-06 19:23:13 +09:00

108 lines
2.8 KiB
TypeScript

import { JSDOM } from 'jsdom';
import * as debug from 'debug';
import Resolver from '../resolver';
import Post from '../../../models/post';
import uploadFromUrl from '../../../services/drive/upload-from-url';
import createPost from '../../../services/post/create';
import { IRemoteUser, isRemoteUser } from '../../../models/user';
import resolvePerson from '../resolve-person';
const log = debug('misskey:activitypub');
export default async (actor: IRemoteUser, activity): Promise<void> => {
if ('actor' in activity && actor.account.uri !== activity.actor) {
throw new Error('invalid actor');
}
const uri = activity.id || activity;
log(`Create: ${uri}`);
// TODO: 同じURIをもつものが既に登録されていないかチェック
const resolver = new Resolver();
let object;
try {
object = await resolver.resolve(activity.object);
} catch (e) {
log(`Resolution failed: ${e}`);
throw e;
}
switch (object.type) {
case 'Image':
createImage(resolver, actor, object);
break;
case 'Note':
createNote(resolver, actor, object);
break;
default:
console.warn(`Unknown type: ${object.type}`);
break;
}
};
async function createImage(resolver: Resolver, actor: IRemoteUser, image) {
if ('attributedTo' in image && actor.account.uri !== image.attributedTo) {
log(`invalid image: ${JSON.stringify(image, null, 2)}`);
throw new Error('invalid image');
}
log(`Creating the Image: ${image.id}`);
return await uploadFromUrl(image.url, actor);
}
async function createNote(resolver: Resolver, actor: IRemoteUser, note) {
if (
('attributedTo' in note && actor.account.uri !== note.attributedTo) ||
typeof note.id !== 'string'
) {
log(`invalid note: ${JSON.stringify(note, null, 2)}`);
throw new Error('invalid note');
}
log(`Creating the Note: ${note.id}`);
const media = [];
if ('attachment' in note && note.attachment != null) {
// TODO: attachmentは必ずしもImageではない
// TODO: ループの中でawaitはすべきでない
note.attachment.forEach(async media => {
const created = await createImage(resolver, note.actor, media);
media.push(created);
});
}
let reply = null;
if ('inReplyTo' in note && note.inReplyTo != null) {
const inReplyToPost = await Post.findOne({ uri: note.inReplyTo.id || note.inReplyTo });
if (inReplyToPost) {
reply = inReplyToPost;
} else {
const inReplyTo = await resolver.resolve(note.inReplyTo) as any;
const actor = await resolvePerson(inReplyTo.attributedTo);
if (isRemoteUser(actor)) {
reply = await createNote(resolver, actor, inReplyTo);
}
}
}
const { window } = new JSDOM(note.content);
return await createPost(actor, {
createdAt: new Date(note.published),
media,
reply,
repost: undefined,
text: window.document.body.textContent,
viaMobile: false,
geo: undefined,
uri: note.id
});
}