149 lines
8.5 KiB
JavaScript
149 lines
8.5 KiB
JavaScript
import { Notes, Notifications, UserListJoinings } from "../../../../models/index.js";
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import { Brackets } from "typeorm";
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import { generateChannelQuery } from "../../common/generate-channel-query.js";
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import { generateRepliesQuery } from "../../common/generate-replies-query.js";
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import { generateVisibilityQuery } from "../../common/generate-visibility-query.js";
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import { generateMutedUserQuery } from "../../common/generate-muted-user-query.js";
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import { generateBlockedUserQuery } from "../../common/generate-block-query.js";
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import { generateMutedUserRenotesQueryForNotes } from "../../common/generated-muted-renote-query.js";
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import { fetchMeta } from "../../../../misc/fetch-meta.js";
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import { PaginationHelpers } from "./pagination.js";
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import { UserHelpers } from "./user.js";
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import { UserConverter } from "../converters/user.js";
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import { NoteConverter } from "../converters/note.js";
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import { awaitAll } from "../../../../prelude/await-all.js";
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import { unique } from "../../../../prelude/array.js";
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import { MastoApiError } from "../middleware/catch-errors.js";
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import { generatePaginationData } from "../middleware/pagination.js";
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import { generateListQuery } from "../../common/generate-list-query.js";
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import { generateFollowingQuery } from "../../common/generate-following-query.js";
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export class TimelineHelpers {
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static async getHomeTimeline(maxId, sinceId, minId, limit = 20, ctx) {
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if (limit > 40) limit = 40;
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const user = ctx.user;
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const query = PaginationHelpers.makePaginationQuery(Notes.createQueryBuilder("note"), sinceId, maxId, minId).leftJoinAndSelect("note.user", "user").leftJoinAndSelect("note.renote", "renote");
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await generateFollowingQuery(query, user);
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generateListQuery(query, user);
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generateChannelQuery(query, user);
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generateRepliesQuery(query, true, user);
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generateVisibilityQuery(query, user);
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generateMutedUserQuery(query, user);
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generateBlockedUserQuery(query, user);
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generateMutedUserRenotesQueryForNotes(query, user);
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query.andWhere("note.visibility != 'hidden'");
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return PaginationHelpers.execQueryLinkPagination(query, limit, minId !== undefined, ctx);
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}
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static async getPublicTimeline(maxId, sinceId, minId, limit = 20, onlyMedia = false, local = false, remote = false, ctx) {
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if (limit > 40) limit = 40;
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const user = ctx.user;
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if (local && remote) {
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throw new Error("local and remote are mutually exclusive options");
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}
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if (!local) {
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const m = await fetchMeta();
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if (m.disableGlobalTimeline) {
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if (user == null || !(user.isAdmin || user.isModerator)) {
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throw new Error("global timeline is disabled");
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}
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}
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}
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const query = PaginationHelpers.makePaginationQuery(Notes.createQueryBuilder("note"), sinceId, maxId, minId).andWhere("note.visibility = 'public'");
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if (remote) query.andWhere("note.userHost IS NOT NULL");
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if (local) query.andWhere("note.userHost IS NULL");
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if (!local) query.andWhere("note.channelId IS NULL");
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query.leftJoinAndSelect("note.user", "user").leftJoinAndSelect("note.renote", "renote");
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generateRepliesQuery(query, true, user);
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if (user) {
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generateMutedUserQuery(query, user);
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generateBlockedUserQuery(query, user);
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generateMutedUserRenotesQueryForNotes(query, user);
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}
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if (onlyMedia) query.andWhere("note.fileIds != '{}'");
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return PaginationHelpers.execQueryLinkPagination(query, limit, minId !== undefined, ctx);
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}
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static async getListTimeline(list, maxId, sinceId, minId, limit = 20, ctx) {
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if (limit > 40) limit = 40;
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const user = ctx.user;
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if (user.id != list.userId) throw new Error("List is not owned by user");
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const listQuery = UserListJoinings.createQueryBuilder("member").select("member.userId", 'userId').where("member.userListId = :listId");
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const query = PaginationHelpers.makePaginationQuery(Notes.createQueryBuilder("note"), sinceId, maxId, minId).andWhere(`note.userId IN (${listQuery.getQuery()})`).andWhere("note.visibility != 'specified'").leftJoinAndSelect("note.user", "user").leftJoinAndSelect("note.renote", "renote").setParameters({
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listId: list.id
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});
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generateVisibilityQuery(query, user);
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return PaginationHelpers.execQueryLinkPagination(query, limit, minId !== undefined, ctx);
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}
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static async getTagTimeline(tag, maxId, sinceId, minId, limit = 20, any, all, none, onlyMedia = false, local = false, remote = false, ctx) {
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if (limit > 40) limit = 40;
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const user = ctx.user;
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if (tag.length < 1) throw new MastoApiError(400, "Tag cannot be empty");
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if (local && remote) {
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throw new Error("local and remote are mutually exclusive options");
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}
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const query = PaginationHelpers.makePaginationQuery(Notes.createQueryBuilder("note"), sinceId, maxId, minId).andWhere("note.visibility = 'public'").andWhere("note.tags @> array[:tag]::varchar[]", {
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tag: tag
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});
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if (any.length > 0) query.andWhere("note.tags && array[:...any]::varchar[]", {
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any: any
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});
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if (all.length > 0) query.andWhere("note.tags @> array[:...all]::varchar[]", {
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all: all
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});
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if (none.length > 0) query.andWhere("NOT(note.tags @> array[:...none]::varchar[])", {
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none: none
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});
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if (remote) query.andWhere("note.userHost IS NOT NULL");
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if (local) query.andWhere("note.userHost IS NULL");
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if (!local) query.andWhere("note.channelId IS NULL");
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query.leftJoinAndSelect("note.user", "user").leftJoinAndSelect("note.renote", "renote");
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generateRepliesQuery(query, true, user);
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if (user) {
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generateMutedUserQuery(query, user);
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generateBlockedUserQuery(query, user);
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generateMutedUserRenotesQueryForNotes(query, user);
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}
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if (onlyMedia) query.andWhere("note.fileIds != '{}'");
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return PaginationHelpers.execQueryLinkPagination(query, limit, minId !== undefined, ctx);
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}
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static async getConversations(maxId, sinceId, minId, limit = 20, ctx) {
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if (limit > 40) limit = 40;
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const user = ctx.user;
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const sq = Notes.createQueryBuilder("note").select("COALESCE(note.threadId, note.id)", "conversationId").addSelect("note.id", "latest").distinctOn([
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"COALESCE(note.threadId, note.id)"
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]).orderBy({
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"COALESCE(note.threadId, note.id)": minId ? "ASC" : "DESC",
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"note.id": "DESC"
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}).andWhere("note.visibility = 'specified'").andWhere(new Brackets((qb)=>{
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qb.where("note.userId = :userId");
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qb.orWhere("note.visibleUserIds @> array[:userId]::varchar[]");
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}));
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const query = PaginationHelpers.makePaginationQuery(Notes.createQueryBuilder("note"), sinceId, maxId, minId).innerJoin(`(${sq.getQuery()})`, "sq", "note.id = sq.latest").setParameters({
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userId: user.id
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});
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return query.take(limit).getMany().then((p)=>{
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if (minId !== undefined) p = p.reverse();
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const conversations = p.map((c)=>{
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// Gather all unique IDs except for the local user
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const userIds = unique([
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c.userId
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].concat(c.visibleUserIds).filter((p)=>p != user.id));
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const users = userIds.map((id)=>UserHelpers.getUserCached(id, ctx).catch((_)=>null));
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const accounts = Promise.all(users).then((u)=>UserConverter.encodeMany(u.filter((u)=>u), ctx));
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const unread = Notifications.createQueryBuilder('notification').where("notification.noteId = :noteId").andWhere("notification.notifieeId = :userId").andWhere("notification.isRead = FALSE").andWhere("notification.type IN (:...types)").setParameter("noteId", c.id).setParameter("userId", user.id).setParameter("types", [
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'reply',
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'mention'
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]).getExists();
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return {
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id: c.threadId ?? c.id,
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accounts: accounts.then((u)=>u.length > 0 ? u : UserConverter.encodeMany([
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user
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], ctx)),
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last_status: NoteConverter.encode(c, ctx),
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unread: unread
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};
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});
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ctx.pagination = generatePaginationData(p.map((p)=>p.threadId ?? p.id), limit);
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return Promise.all(conversations.map((c)=>awaitAll(c)));
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});
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}
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}
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