forked from mirrors/iceshrimp
Laura Hausmann
ef3463e8dc
It's been shown that the current approach doesn't scale. This implementation should scale perfectly fine.
142 lines
3.7 KiB
TypeScript
142 lines
3.7 KiB
TypeScript
import { Brackets } from "typeorm";
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import { fetchMeta } from "@/misc/fetch-meta.js";
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import { Notes, Users } 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 { generateMutedUserQuery } from "../../common/generate-muted-user-query.js";
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import { makePaginationQuery } from "../../common/make-pagination-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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export const meta = {
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tags: ["notes"],
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requireCredentialPrivateMode: 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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ltlDisabled: {
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message: "Local timeline has been disabled.",
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code: "LTL_DISABLED",
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id: "45a6eb02-7695-4393-b023-dd3be9aaaefd",
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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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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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fileType: {
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type: "array",
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items: {
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type: "string",
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},
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},
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excludeNsfw: { type: "boolean", default: false },
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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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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) {
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if (user == null || !(user.isAdmin || user.isModerator)) {
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throw new ApiError(meta.errors.ltlDisabled);
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}
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}
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//#region Construct query
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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("note.visibility = 'public'")
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.andWhere("note.userHost IS NULL")
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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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generateChannelQuery(query, user);
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generateRepliesQuery(query, ps.withReplies, user);
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if (user) generateMutedUserQuery(query, user);
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if (user) generateBlockedUserQuery(query, user);
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if (user) generateMutedUserRenotesQueryForNotes(query, user);
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if (ps.withFiles) {
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query.andWhere("note.fileIds != '{}'");
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}
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if (ps.fileType != null) {
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query.andWhere("note.fileIds != '{}'");
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query.andWhere(
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new Brackets((qb) => {
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for (const type of ps.fileType!) {
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const i = ps.fileType!.indexOf(type);
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qb.orWhere(`:type${i} = ANY(note.attachedFileTypes)`, {
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[`type${i}`]: type,
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});
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}
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}),
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);
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if (ps.excludeNsfw) {
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query.andWhere("note.cw IS NULL");
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query.andWhere(
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'0 = (SELECT COUNT(*) FROM drive_file df WHERE df.id = ANY(note."fileIds") AND df."isSensitive" = TRUE)',
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);
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}
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}
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//#endregion
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process.nextTick(() => {
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if (user) {
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activeUsersChart.read(user);
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}
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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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