refactor mastodon API and preserve remote user agent for requests

2025-03-20 20:43:05 -04:00
parent 92382b2ed4
commit f61d71ac8c
17 changed files with 1319 additions and 1447 deletions
@@ -0,0 +1,110 @@
+/*
+ * SPDX-FileCopyrightText: marie and other Sharkey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { IsNull } from 'typeorm';
+import { Inject, Injectable } from '@nestjs/common';
+import { FILE_TYPE_BROWSERSAFE } from '@/const.js';
+import type { Config } from '@/config.js';
+import { DI } from '@/di-symbols.js';
+import type { MiMeta, UsersRepository } from '@/models/_.js';
+import { MastoConverters } from '@/server/api/mastodon/converters.js';
+import { getErrorData, MastodonLogger } from '@/server/api/mastodon/MastodonLogger.js';
+import { MastodonClientService } from '@/server/api/mastodon/MastodonClientService.js';
+import type { FastifyInstance } from 'fastify';
+
+// TODO rename to ApiInstanceMastodon
+
+@Injectable()
+export class ApiInstanceMastodon {
+	constructor(
+		@Inject(DI.meta)
+		private readonly meta: MiMeta,
+
+		@Inject(DI.usersRepository)
+		private readonly usersRepository: UsersRepository,
+
+		@Inject(DI.config)
+		private readonly config: Config,
+
+		private readonly mastoConverters: MastoConverters,
+		private readonly logger: MastodonLogger,
+		private readonly clientService: MastodonClientService,
+	) {}
+
+	public register(fastify: FastifyInstance): void {
+		fastify.get('/v1/instance', async (_request, reply) => {
+			try {
+				const client = this.clientService.getClient(_request);
+				const data = await client.getInstance();
+				const instance = data.data;
+				const admin = await this.usersRepository.findOne({
+					where: {
+						host: IsNull(),
+						isRoot: true,
+						isDeleted: false,
+						isSuspended: false,
+					},
+					order: { id: 'ASC' },
+				});
+				const contact = admin == null ? null : await this.mastoConverters.convertAccount((await client.getAccount(admin.id)).data);
+
+				const response = {
+					uri: this.config.url,
+					title: this.meta.name || 'Sharkey',
+					short_description: this.meta.description || 'This is a vanilla Sharkey Instance. It doesn\'t seem to have a description.',
+					description: this.meta.description || 'This is a vanilla Sharkey Instance. It doesn\'t seem to have a description.',
+					email: instance.email || '',
+					version: `3.0.0 (compatible; Sharkey ${this.config.version})`,
+					urls: instance.urls,
+					stats: {
+						user_count: instance.stats.user_count,
+						status_count: instance.stats.status_count,
+						domain_count: instance.stats.domain_count,
+					},
+					thumbnail: this.meta.backgroundImageUrl || '/static-assets/transparent.png',
+					languages: this.meta.langs,
+					registrations: !this.meta.disableRegistration || instance.registrations,
+					approval_required: this.meta.approvalRequiredForSignup,
+					invites_enabled: instance.registrations,
+					configuration: {
+						accounts: {
+							max_featured_tags: 20,
+						},
+						statuses: {
+							max_characters: this.config.maxNoteLength,
+							max_media_attachments: 16,
+							characters_reserved_per_url: instance.uri.length,
+						},
+						media_attachments: {
+							supported_mime_types: FILE_TYPE_BROWSERSAFE,
+							image_size_limit: 10485760,
+							image_matrix_limit: 16777216,
+							video_size_limit: 41943040,
+							video_frame_rate_limit: 60,
+							video_matrix_limit: 2304000,
+						},
+						polls: {
+							max_options: 10,
+							max_characters_per_option: 150,
+							min_expiration: 50,
+							max_expiration: 2629746,
+						},
+						reactions: {
+							max_reactions: 1,
+						},
+					},
+					contact_account: contact,
+					rules: [],
+				};
+
+				reply.send(response);
+			} catch (e) {
+				const data = getErrorData(e);
+				this.logger.error('GET /v1/instance', data);
+				reply.code(401).send(data);
+			}
+		});
+	}
+}