forked from mirrors/iceshrimp
Laura Hausmann
ef3463e8dc
It's been shown that the current approach doesn't scale. This implementation should scale perfectly fine.
173 lines
5 KiB
TypeScript
173 lines
5 KiB
TypeScript
import { Brackets } from "typeorm";
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import { fetchMeta } from "@/misc/fetch-meta.js";
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import { Followings, Notes } from "@/models/index.js";
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import { activeUsersChart } from "@/services/chart/index.js";
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import define from "../../define.js";
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import { ApiError } from "../../error.js";
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import { makePaginationQuery } from "../../common/make-pagination-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 { generateRepliesQuery } from "../../common/generate-replies-query.js";
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import { generateChannelQuery } from "../../common/generate-channel-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 { generateListQuery } from "@/server/api/common/generate-list-query.js";
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export const meta = {
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tags: ["notes"],
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requireCredential: true,
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res: {
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type: "array",
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optional: false,
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nullable: false,
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items: {
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type: "object",
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optional: false,
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nullable: false,
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ref: "Note",
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},
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},
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errors: {
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stlDisabled: {
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message: "Hybrid timeline has been disabled.",
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code: "STL_DISABLED",
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id: "620763f4-f621-4533-ab33-0577a1a3c342",
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},
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queryError: {
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message: "Please follow more users.",
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code: "QUERY_ERROR",
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id: "620763f4-f621-4533-ab33-0577a1a3c343",
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},
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},
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} as const;
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export const paramDef = {
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type: "object",
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properties: {
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limit: { type: "integer", minimum: 1, maximum: 100, default: 10 },
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sinceId: { type: "string", format: "misskey:id" },
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untilId: { type: "string", format: "misskey:id" },
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sinceDate: { type: "integer" },
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untilDate: { type: "integer" },
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includeMyRenotes: { type: "boolean", default: true },
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includeRenotedMyNotes: { type: "boolean", default: true },
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includeLocalRenotes: { type: "boolean", default: true },
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withFiles: {
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type: "boolean",
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default: false,
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description: "Only show notes that have attached files.",
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},
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withReplies: {
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type: "boolean",
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default: false,
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description: "Show replies in the timeline",
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},
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},
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required: [],
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} as const;
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export default define(meta, paramDef, async (ps, user) => {
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const m = await fetchMeta();
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if (m.disableLocalTimeline && !user.isAdmin && !user.isModerator) {
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throw new ApiError(meta.errors.stlDisabled);
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}
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//#region Construct query
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const followingQuery = Followings.createQueryBuilder("following")
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.select("following.followeeId")
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.where("following.followerId = :followerId", { followerId: user.id });
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const query = makePaginationQuery(
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Notes.createQueryBuilder("note"),
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ps.sinceId,
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ps.untilId,
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ps.sinceDate,
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ps.untilDate,
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)
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.andWhere(
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new Brackets((qb) => {
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qb.where(
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`((note.userId IN (${followingQuery.getQuery()})) OR (note.userId = :meId))`,
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{ meId: user.id },
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).orWhere("(note.visibility = 'public') AND (note.userHost IS NULL)");
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}),
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)
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.innerJoinAndSelect("note.user", "user")
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.leftJoinAndSelect("note.reply", "reply")
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.leftJoinAndSelect("note.renote", "renote")
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.leftJoinAndSelect("reply.user", "replyUser")
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.leftJoinAndSelect("renote.user", "renoteUser")
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.setParameters(followingQuery.getParameters());
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generateListQuery(query, user);
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generateChannelQuery(query, user);
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generateRepliesQuery(query, ps.withReplies, 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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if (ps.includeMyRenotes === false) {
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query.andWhere(
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new Brackets((qb) => {
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qb.orWhere("note.userId != :meId", { meId: user.id });
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qb.orWhere("note.renoteId IS NULL");
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qb.orWhere("note.text IS NOT NULL");
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qb.orWhere("note.fileIds != '{}'");
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qb.orWhere(
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'0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)',
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);
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}),
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);
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}
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if (ps.includeRenotedMyNotes === false) {
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query.andWhere(
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new Brackets((qb) => {
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qb.orWhere("note.renoteUserId != :meId", { meId: user.id });
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qb.orWhere("note.renoteId IS NULL");
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qb.orWhere("note.text IS NOT NULL");
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qb.orWhere("note.fileIds != '{}'");
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qb.orWhere(
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'0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)',
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);
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}),
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);
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}
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if (ps.includeLocalRenotes === false) {
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query.andWhere(
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new Brackets((qb) => {
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qb.orWhere("note.renoteUserHost IS NOT NULL");
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qb.orWhere("note.renoteId IS NULL");
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qb.orWhere("note.text IS NOT NULL");
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qb.orWhere("note.fileIds != '{}'");
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qb.orWhere(
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'0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)',
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);
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}),
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);
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}
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if (ps.withFiles) {
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query.andWhere("note.fileIds != '{}'");
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}
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query.andWhere("note.visibility != 'hidden'");
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//#endregion
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process.nextTick(() => {
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activeUsersChart.read(user);
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});
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try {
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const notes = await query.take(ps.limit).getMany();
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return await Notes.packMany(notes, user);
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} catch (error) {
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throw new ApiError(meta.errors.queryError);
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}
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});
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