91 lines
3.3 KiB
JavaScript
91 lines
3.3 KiB
JavaScript
import { LessThan, IsNull } from "typeorm";
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import config from "../../config/index.js";
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import * as url from "../../prelude/url.js";
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import { renderActivity } from "../../remote/activitypub/renderer/index.js";
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import renderOrderedCollection from "../../remote/activitypub/renderer/ordered-collection.js";
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import renderOrderedCollectionPage from "../../remote/activitypub/renderer/ordered-collection-page.js";
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import renderFollowUser from "../../remote/activitypub/renderer/follow-user.js";
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import { Users, Followings, UserProfiles } from "../../models/index.js";
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import { checkFetch } from "../../remote/activitypub/check-fetch.js";
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import { fetchMeta } from "../../misc/fetch-meta.js";
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import { setResponseType } from "../activitypub.js";
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export default (async (ctx)=>{
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const verify = await checkFetch(ctx.req);
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if (verify !== 200) {
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ctx.status = verify;
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return;
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}
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const userId = ctx.params.user;
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const cursor = ctx.request.query.cursor;
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if (cursor != null && typeof cursor !== "string") {
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ctx.status = 400;
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return;
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}
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const page = ctx.request.query.page === "true";
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const user = await Users.findOneBy({
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id: userId,
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host: IsNull()
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});
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if (user == null) {
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ctx.status = 404;
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return;
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}
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//#region Check ff visibility
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const profile = await UserProfiles.findOneByOrFail({
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userId: user.id
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});
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if (profile.ffVisibility === "private") {
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ctx.status = 403;
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ctx.set("Cache-Control", "public, max-age=30");
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return;
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} else if (profile.ffVisibility === "followers") {
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ctx.status = 403;
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ctx.set("Cache-Control", "public, max-age=30");
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return;
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}
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//#endregion
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const limit = 10;
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const partOf = `${config.url}/users/${userId}/following`;
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if (page) {
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const query = {
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followerId: user.id
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};
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// If a cursor is specified
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if (cursor) {
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query.id = LessThan(cursor);
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}
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// Get followings
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const followings = await Followings.find({
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where: query,
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take: limit + 1,
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order: {
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id: -1
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}
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});
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// Whether there is a "next page" or not
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const inStock = followings.length === limit + 1;
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if (inStock) followings.pop();
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const renderedFollowees = await Promise.all(followings.map((following)=>renderFollowUser(following.followeeId)));
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const rendered = renderOrderedCollectionPage(`${partOf}?${url.query({
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page: "true",
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cursor
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})}`, user.followingCount, renderedFollowees, partOf, undefined, inStock ? `${partOf}?${url.query({
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page: "true",
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cursor: followings[followings.length - 1].id
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})}` : undefined);
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ctx.body = renderActivity(rendered);
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setResponseType(ctx);
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} else {
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// index page
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const rendered = renderOrderedCollection(partOf, user.followingCount, `${partOf}?page=true`);
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ctx.body = renderActivity(rendered);
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setResponseType(ctx);
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}
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const meta = await fetchMeta();
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if (meta.secureMode || meta.privateMode) {
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ctx.set("Cache-Control", "private, max-age=0, must-revalidate");
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} else {
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ctx.set("Cache-Control", "public, max-age=180");
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}
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});
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