84 lines
2.2 KiB
TypeScript
84 lines
2.2 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: hazelnoot and other Sharkey contributors
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { Inject, Injectable } from '@nestjs/common';
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import { IsNull } from 'typeorm';
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import { DI } from '@/di-symbols.js';
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import { QueryService } from '@/core/QueryService.js';
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import type { MiNote, NotesRepository } from '@/models/_.js';
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import type { MiLocalUser } from '@/models/User.js';
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import { ApiError } from '../error.js';
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/**
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* Utility service for accessing data with Mastodon semantics
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*/
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@Injectable()
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export class MastodonDataService {
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constructor(
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@Inject(DI.notesRepository)
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private readonly notesRepository: NotesRepository,
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@Inject(QueryService)
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private readonly queryService: QueryService,
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) {}
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/**
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* Fetches a note in the context of the current user, and throws an exception if not found.
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*/
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public async requireNote(noteId: string, me?: MiLocalUser | null): Promise<MiNote> {
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const note = await this.getNote(noteId, me);
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if (!note) {
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throw new ApiError({
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message: 'No such note.',
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code: 'NO_SUCH_NOTE',
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id: '24fcbfc6-2e37-42b6-8388-c29b3861a08d',
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kind: 'client',
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httpStatusCode: 404,
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});
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}
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return note;
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}
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/**
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* Fetches a note in the context of the current user.
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*/
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public async getNote(noteId: string, me?: MiLocalUser | null): Promise<MiNote | null> {
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// Root query: note + required dependencies
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const query = this.notesRepository
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.createQueryBuilder('note')
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.where('note.id = :noteId', { noteId })
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.innerJoinAndSelect('note.user', 'user');
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// Restrict visibility
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this.queryService.generateVisibilityQuery(query, me);
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if (me) {
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this.queryService.generateBlockedUserQuery(query, me);
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}
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return await query.getOne();
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}
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/**
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* Checks where the current user has made a reblog / boost / pure renote of a given target note.
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*/
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public async hasReblog(noteId: string, me: MiLocalUser | null | undefined): Promise<boolean> {
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if (!me) return false;
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return await this.notesRepository.existsBy({
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// Reblog of the target note by me
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userId: me.id,
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renoteId: noteId,
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// That is pure (not a quote)
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text: IsNull(),
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cw: IsNull(),
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replyId: IsNull(),
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hasPoll: false,
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fileIds: '{}',
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});
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}
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}
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