86 lines
2.1 KiB
TypeScript
86 lines
2.1 KiB
TypeScript
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import * as express from 'express';
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import context from '../../common/remote/activitypub/context';
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import parseAcct from '../../common/user/parse-acct';
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import config from '../../conf';
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import DriveFile from '../../models/drive-file';
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import Post from '../../models/post';
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import User from '../../models/user';
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const app = express();
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app.disable('x-powered-by');
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app.get('/@:user/:post', async (req, res, next) => {
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const accepted = req.accepts(['html', 'application/activity+json', 'application/ld+json']);
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if (!(['application/activity+json', 'application/ld+json'] as Array<any>).includes(accepted)) {
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return next();
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}
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const { username, host } = parseAcct(req.params.user);
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if (host !== null) {
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return res.sendStatus(422);
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}
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const user = await User.findOne({
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usernameLower: username.toLowerCase(),
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host: null
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});
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if (user === null) {
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return res.sendStatus(404);
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}
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const post = await Post.findOne({
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_id: req.params.post,
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userId: user._id
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});
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if (post === null) {
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return res.sendStatus(404);
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}
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const asyncFiles = DriveFile.find({ _id: { $in: post.mediaIds } });
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let inReplyTo;
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if (post.replyId) {
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const inReplyToPost = await Post.findOne({
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_id: post.replyId,
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});
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if (inReplyToPost !== null) {
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const inReplyToUser = await User.findOne({
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_id: post.userId,
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});
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if (inReplyToUser !== null) {
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inReplyTo = `${config.url}@${inReplyToUser.username}/${inReplyToPost._id}`;
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}
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}
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} else {
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inReplyTo = null;
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}
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const attributedTo = `${config.url}/@${user.username}`;
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res.json({
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'@context': context,
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id: `${attributedTo}/${post._id}`,
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type: 'Note',
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attributedTo,
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content: post.textHtml,
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published: post.createdAt.toISOString(),
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to: 'https://www.w3.org/ns/activitystreams#Public',
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cc: `${attributedTo}/followers`,
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inReplyTo,
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attachment: (await asyncFiles).map(({ _id, contentType }) => ({
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type: 'Document',
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mediaType: contentType,
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url: `${config.drive_url}/${_id}`
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})),
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tag: post.tags.map(tag => ({
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type: 'Hashtag',
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href: `${config.url}/search?q=#${encodeURIComponent(tag)}`,
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name: '#' + tag
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}))
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});
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});
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export default app;
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