drop twitter/github/discord integrations

Close #9775

8 files changed, 0 insertions, 951 deletions

diff --git a/packages/backend/src/server/api/ApiServerService.ts b/packages/backend/src/server/api/ApiServerService.ts
index b29c9616cc..e406949cd4 100644
--- a/packages/backend/src/server/api/ApiServerService.ts
+++ b/packages/backend/src/server/api/ApiServerService.ts
@@ -12,9 +12,6 @@ import endpoints, { IEndpoint } from './endpoints.js';
 import { ApiCallService } from './ApiCallService.js';
 import { SignupApiService } from './SignupApiService.js';
 import { SigninApiService } from './SigninApiService.js';
-import { GithubServerService } from './integration/GithubServerService.js';
-import { DiscordServerService } from './integration/DiscordServerService.js';
-import { TwitterServerService } from './integration/TwitterServerService.js';
 import type { FastifyInstance, FastifyPluginOptions } from 'fastify';
 
 @Injectable()
@@ -38,9 +35,6 @@ export class ApiServerService {
 		private apiCallService: ApiCallService,
 		private signupApiService: SignupApiService,
 		private signinApiService: SigninApiService,
-		private githubServerService: GithubServerService,
-		private discordServerService: DiscordServerService,
-		private twitterServerService: TwitterServerService,
 	) {
 		//this.createServer = this.createServer.bind(this);
 	}
@@ -133,10 +127,6 @@ export class ApiServerService {
 
 		fastify.post<{ Body: { code: string; } }>('/signup-pending', (request, reply) => this.signupApiService.signupPending(request, reply));
 
-		fastify.register(this.discordServerService.create);
-		fastify.register(this.githubServerService.create);
-		fastify.register(this.twitterServerService.create);
-
 		fastify.get('/v1/instance/peers', async (request, reply) => {
 			const instances = await this.instancesRepository.find({
 				select: ['host'],
diff --git a/packages/backend/src/server/api/endpoints/admin/meta.ts b/packages/backend/src/server/api/endpoints/admin/meta.ts
index b393827054..2b19104ea7 100644
--- a/packages/backend/src/server/api/endpoints/admin/meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/meta.ts
@@ -138,18 +138,6 @@ export const meta = {
 				type: 'boolean',
 				optional: false, nullable: false,
 			},
-			enableTwitterIntegration: {
-				type: 'boolean',
-				optional: false, nullable: false,
-			},
-			enableGithubIntegration: {
-				type: 'boolean',
-				optional: false, nullable: false,
-			},
-			enableDiscordIntegration: {
-				type: 'boolean',
-				optional: false, nullable: false,
-			},
 			enableServiceWorker: {
 				type: 'boolean',
 				optional: false, nullable: false,
@@ -223,30 +211,6 @@ export const meta = {
 				optional: true, nullable: true,
 				format: 'id',
 			},
-			twitterConsumerKey: {
-				type: 'string',
-				optional: true, nullable: true,
-			},
-			twitterConsumerSecret: {
-				type: 'string',
-				optional: true, nullable: true,
-			},
-			githubClientId: {
-				type: 'string',
-				optional: true, nullable: true,
-			},
-			githubClientSecret: {
-				type: 'string',
-				optional: true, nullable: true,
-			},
-			discordClientId: {
-				type: 'string',
-				optional: true, nullable: true,
-			},
-			discordClientSecret: {
-				type: 'string',
-				optional: true, nullable: true,
-			},
 			summaryProxy: {
 				type: 'string',
 				optional: true, nullable: true,
@@ -389,9 +353,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				defaultLightTheme: instance.defaultLightTheme,
 				defaultDarkTheme: instance.defaultDarkTheme,
 				enableEmail: instance.enableEmail,
-				enableTwitterIntegration: instance.enableTwitterIntegration,
-				enableGithubIntegration: instance.enableGithubIntegration,
-				enableDiscordIntegration: instance.enableDiscordIntegration,
 				enableServiceWorker: instance.enableServiceWorker,
 				translatorAvailable: instance.deeplAuthKey != null,
 				pinnedPages: instance.pinnedPages,
@@ -409,12 +370,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				setSensitiveFlagAutomatically: instance.setSensitiveFlagAutomatically,
 				enableSensitiveMediaDetectionForVideos: instance.enableSensitiveMediaDetectionForVideos,
 				proxyAccountId: instance.proxyAccountId,
-				twitterConsumerKey: instance.twitterConsumerKey,
-				twitterConsumerSecret: instance.twitterConsumerSecret,
-				githubClientId: instance.githubClientId,
-				githubClientSecret: instance.githubClientSecret,
-				discordClientId: instance.discordClientId,
-				discordClientSecret: instance.discordClientSecret,
 				summalyProxy: instance.summalyProxy,
 				email: instance.email,
 				smtpSecure: instance.smtpSecure,
diff --git a/packages/backend/src/server/api/endpoints/admin/show-user.ts b/packages/backend/src/server/api/endpoints/admin/show-user.ts
index 94603cc91a..823af6d8be 100644
--- a/packages/backend/src/server/api/endpoints/admin/show-user.ts
+++ b/packages/backend/src/server/api/endpoints/admin/show-user.ts
@@ -65,11 +65,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				};
 			}
 
-			const maskedKeys = ['accessToken', 'accessTokenSecret', 'refreshToken'];
-			Object.keys(profile.integrations).forEach(integration => {
-				maskedKeys.forEach(key => profile.integrations[integration][key] = '<MASKED>');
-			});
-
 			const signins = await this.signinsRepository.findBy({ userId: user.id });
 
 			const roles = await this.roleService.getUserRoles(user.id);
@@ -84,7 +79,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				carefulBot: profile.carefulBot,
 				injectFeaturedNote: profile.injectFeaturedNote,
 				receiveAnnouncementEmail: profile.receiveAnnouncementEmail,
-				integrations: profile.integrations,
 				mutedWords: profile.mutedWords,
 				mutedInstances: profile.mutedInstances,
 				mutingNotificationTypes: profile.mutingNotificationTypes,
diff --git a/packages/backend/src/server/api/endpoints/admin/update-meta.ts b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
index aacd634ed8..354ef22aa7 100644
--- a/packages/backend/src/server/api/endpoints/admin/update-meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
@@ -68,15 +68,6 @@ export const paramDef = {
 		summalyProxy: { type: 'string', nullable: true },
 		deeplAuthKey: { type: 'string', nullable: true },
 		deeplIsPro: { type: 'boolean' },
-		enableTwitterIntegration: { type: 'boolean' },
-		twitterConsumerKey: { type: 'string', nullable: true },
-		twitterConsumerSecret: { type: 'string', nullable: true },
-		enableGithubIntegration: { type: 'boolean' },
-		githubClientId: { type: 'string', nullable: true },
-		githubClientSecret: { type: 'string', nullable: true },
-		enableDiscordIntegration: { type: 'boolean' },
-		discordClientId: { type: 'string', nullable: true },
-		discordClientSecret: { type: 'string', nullable: true },
 		enableEmail: { type: 'boolean' },
 		email: { type: 'string', nullable: true },
 		smtpSecure: { type: 'boolean' },
@@ -270,42 +261,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				set.summalyProxy = ps.summalyProxy;
 			}
 
-			if (ps.enableTwitterIntegration !== undefined) {
-				set.enableTwitterIntegration = ps.enableTwitterIntegration;
-			}
-
-			if (ps.twitterConsumerKey !== undefined) {
-				set.twitterConsumerKey = ps.twitterConsumerKey;
-			}
-
-			if (ps.twitterConsumerSecret !== undefined) {
-				set.twitterConsumerSecret = ps.twitterConsumerSecret;
-			}
-
-			if (ps.enableGithubIntegration !== undefined) {
-				set.enableGithubIntegration = ps.enableGithubIntegration;
-			}
-
-			if (ps.githubClientId !== undefined) {
-				set.githubClientId = ps.githubClientId;
-			}
-
-			if (ps.githubClientSecret !== undefined) {
-				set.githubClientSecret = ps.githubClientSecret;
-			}
-
-			if (ps.enableDiscordIntegration !== undefined) {
-				set.enableDiscordIntegration = ps.enableDiscordIntegration;
-			}
-
-			if (ps.discordClientId !== undefined) {
-				set.discordClientId = ps.discordClientId;
-			}
-
-			if (ps.discordClientSecret !== undefined) {
-				set.discordClientSecret = ps.discordClientSecret;
-			}
-
 			if (ps.enableEmail !== undefined) {
 				set.enableEmail = ps.enableEmail;
 			}
diff --git a/packages/backend/src/server/api/endpoints/meta.ts b/packages/backend/src/server/api/endpoints/meta.ts
index 89fa503173..3baf945323 100644
--- a/packages/backend/src/server/api/endpoints/meta.ts
+++ b/packages/backend/src/server/api/endpoints/meta.ts
@@ -169,18 +169,6 @@ export const meta = {
 				type: 'boolean',
 				optional: false, nullable: false,
 			},
-			enableTwitterIntegration: {
-				type: 'boolean',
-				optional: false, nullable: false,
-			},
-			enableGithubIntegration: {
-				type: 'boolean',
-				optional: false, nullable: false,
-			},
-			enableDiscordIntegration: {
-				type: 'boolean',
-				optional: false, nullable: false,
-			},
 			enableServiceWorker: {
 				type: 'boolean',
 				optional: false, nullable: false,
@@ -225,18 +213,6 @@ export const meta = {
 						type: 'boolean',
 						optional: false, nullable: false,
 					},
-					twitter: {
-						type: 'boolean',
-						optional: false, nullable: false,
-					},
-					github: {
-						type: 'boolean',
-						optional: false, nullable: false,
-					},
-					discord: {
-						type: 'boolean',
-						optional: false, nullable: false,
-					},
 					serviceWorker: {
 						type: 'boolean',
 						optional: false, nullable: false,
@@ -325,11 +301,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 					imageUrl: ad.imageUrl,
 				})),
 				enableEmail: instance.enableEmail,
-
-				enableTwitterIntegration: instance.enableTwitterIntegration,
-				enableGithubIntegration: instance.enableGithubIntegration,
-				enableDiscordIntegration: instance.enableDiscordIntegration,
-
 				enableServiceWorker: instance.enableServiceWorker,
 
 				translatorAvailable: instance.deeplAuthKey != null,
@@ -358,9 +329,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 					recaptcha: instance.enableRecaptcha,
 					turnstile: instance.enableTurnstile,
 					objectStorage: instance.useObjectStorage,
-					twitter: instance.enableTwitterIntegration,
-					github: instance.enableGithubIntegration,
-					discord: instance.enableDiscordIntegration,
 					serviceWorker: instance.enableServiceWorker,
 					miauth: true,
 				};
diff --git a/packages/backend/src/server/api/integration/DiscordServerService.ts b/packages/backend/src/server/api/integration/DiscordServerService.ts
deleted file mode 100644
index cbced901e4..0000000000
--- a/packages/backend/src/server/api/integration/DiscordServerService.ts
+++ /dev/null
@@ -1,308 +0,0 @@
-import { Inject, Injectable } from '@nestjs/common';
-import Redis from 'ioredis';
-import { OAuth2 } from 'oauth';
-import { v4 as uuid } from 'uuid';
-import { IsNull } from 'typeorm';
-import type { Config } from '@/config.js';
-import type { UserProfilesRepository, UsersRepository } from '@/models/index.js';
-import { DI } from '@/di-symbols.js';
-import { HttpRequestService } from '@/core/HttpRequestService.js';
-import type { ILocalUser } from '@/models/entities/User.js';
-import { GlobalEventService } from '@/core/GlobalEventService.js';
-import { MetaService } from '@/core/MetaService.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
-import { FastifyReplyError } from '@/misc/fastify-reply-error.js';
-import { bindThis } from '@/decorators.js';
-import { SigninService } from '../SigninService.js';
-import type { FastifyInstance, FastifyRequest, FastifyPluginOptions } from 'fastify';
-
-@Injectable()
-export class DiscordServerService {
-	constructor(
-		@Inject(DI.config)
-		private config: Config,
-
-		@Inject(DI.redis)
-		private redisClient: Redis.Redis,
-
-		@Inject(DI.usersRepository)
-		private usersRepository: UsersRepository,
-
-		@Inject(DI.userProfilesRepository)
-		private userProfilesRepository: UserProfilesRepository,
-
-		private userEntityService: UserEntityService,
-		private httpRequestService: HttpRequestService,
-		private globalEventService: GlobalEventService,
-		private metaService: MetaService,
-		private signinService: SigninService,
-	) {
-		//this.create = this.create.bind(this);
-	}
-
-	@bindThis
-	public create(fastify: FastifyInstance, options: FastifyPluginOptions, done: (err?: Error) => void) {
-		fastify.get('/disconnect/discord', async (request, reply) => {
-			if (!this.compareOrigin(request)) {
-				throw new FastifyReplyError(400, 'invalid origin');
-			}
-
-			const userToken = this.getUserToken(request);
-			if (!userToken) {
-				throw new FastifyReplyError(400, 'signin required');
-			}
-
-			const user = await this.usersRepository.findOneByOrFail({
-				host: IsNull(),
-				token: userToken,
-			});
-
-			const profile = await this.userProfilesRepository.findOneByOrFail({ userId: user.id });
-
-			delete profile.integrations.discord;
-
-			await this.userProfilesRepository.update(user.id, {
-				integrations: profile.integrations,
-			});
-
-			// Publish i updated event
-			this.globalEventService.publishMainStream(user.id, 'meUpdated', await this.userEntityService.pack(user, user, {
-				detail: true,
-				includeSecrets: true,
-			}));
-
-			return 'Discordの連携を解除しました :v:';
-		});
-
-		const getOAuth2 = async () => {
-			const meta = await this.metaService.fetch(true);
-
-			if (meta.enableDiscordIntegration) {
-				return new OAuth2(
-					meta.discordClientId!,
-					meta.discordClientSecret!,
-					'https://discord.com/',
-					'api/oauth2/authorize',
-					'api/oauth2/token');
-			} else {
-				return null;
-			}
-		};
-
-		fastify.get('/connect/discord', async (request, reply) => {
-			if (!this.compareOrigin(request)) {
-				throw new FastifyReplyError(400, 'invalid origin');
-			}
-
-			const userToken = this.getUserToken(request);
-			if (!userToken) {
-				throw new FastifyReplyError(400, 'signin required');
-			}
-
-			const params = {
-				redirect_uri: `${this.config.url}/api/dc/cb`,
-				scope: ['identify'],
-				state: uuid(),
-				response_type: 'code',
-			};
-
-			this.redisClient.set(userToken, JSON.stringify(params));
-
-			const oauth2 = await getOAuth2();
-			reply.redirect(oauth2!.getAuthorizeUrl(params));
-		});
-
-		fastify.get('/signin/discord', async (request, reply) => {
-			const sessid = uuid();
-
-			const params = {
-				redirect_uri: `${this.config.url}/api/dc/cb`,
-				scope: ['identify'],
-				state: uuid(),
-				response_type: 'code',
-			};
-
-			reply.setCookie('signin_with_discord_sid', sessid, {
-				path: '/',
-				secure: this.config.url.startsWith('https'),
-				httpOnly: true,
-			});
-
-			this.redisClient.set(sessid, JSON.stringify(params));
-
-			const oauth2 = await getOAuth2();
-			reply.redirect(oauth2!.getAuthorizeUrl(params));
-		});
-
-		fastify.get<{ Querystring: { code: string; state: string; } }>('/dc/cb', async (request, reply) => {
-			const userToken = this.getUserToken(request);
-
-			const oauth2 = await getOAuth2();
-
-			if (!userToken) {
-				const sessid = request.cookies['signin_with_discord_sid'];
-
-				if (!sessid) {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const code = request.query.code;
-
-				if (!code || typeof code !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { redirect_uri, state } = await new Promise<any>((res, rej) => {
-					this.redisClient.get(sessid, async (_, state) => {
-						if (state == null) throw new Error('empty state');
-						res(JSON.parse(state));
-					});
-				});
-
-				if (request.query.state !== state) {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { accessToken, refreshToken, expiresDate } = await new Promise<any>((res, rej) =>
-					oauth2!.getOAuthAccessToken(code, {
-						grant_type: 'authorization_code',
-						redirect_uri,
-					}, (err, accessToken, refreshToken, result) => {
-						if (err) {
-							rej(err);
-						} else if (result.error) {
-							rej(result.error);
-						} else {
-							res({
-								accessToken,
-								refreshToken,
-								expiresDate: Date.now() + Number(result.expires_in) * 1000,
-							});
-						}
-					}));
-
-				const { id, username, discriminator } = (await this.httpRequestService.getJson('https://discord.com/api/users/@me', '*/*', {
-					'Authorization': `Bearer ${accessToken}`,
-				})) as Record<string, unknown>;
-
-				if (typeof id !== 'string' || typeof username !== 'string' || typeof discriminator !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const profile = await this.userProfilesRepository.createQueryBuilder()
-					.where('"integrations"->\'discord\'->>\'id\' = :id', { id: id })
-					.andWhere('"userHost" IS NULL')
-					.getOne();
-
-				if (profile == null) {
-					throw new FastifyReplyError(404, `@${username}#${discriminator}と連携しているMisskeyアカウントはありませんでした...`);
-				}
-
-				await this.userProfilesRepository.update(profile.userId, {
-					integrations: {
-						...profile.integrations,
-						discord: {
-							id: id,
-							accessToken: accessToken,
-							refreshToken: refreshToken,
-							expiresDate: expiresDate,
-							username: username,
-							discriminator: discriminator,
-						},
-					},
-				});
-
-				return this.signinService.signin(request, reply, await this.usersRepository.findOneBy({ id: profile.userId }) as ILocalUser, true);
-			} else {
-				const code = request.query.code;
-
-				if (!code || typeof code !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { redirect_uri, state } = await new Promise<any>((res, rej) => {
-					this.redisClient.get(userToken, async (_, state) => {
-						if (state == null) throw new Error('empty state');
-						res(JSON.parse(state));
-					});
-				});
-
-				if (request.query.state !== state) {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { accessToken, refreshToken, expiresDate } = await new Promise<any>((res, rej) =>
-					oauth2!.getOAuthAccessToken(code, {
-						grant_type: 'authorization_code',
-						redirect_uri,
-					}, (err, accessToken, refreshToken, result) => {
-						if (err) {
-							rej(err);
-						} else if (result.error) {
-							rej(result.error);
-						} else {
-							res({
-								accessToken,
-								refreshToken,
-								expiresDate: Date.now() + Number(result.expires_in) * 1000,
-							});
-						}
-					}));
-
-				const { id, username, discriminator } = (await this.httpRequestService.getJson('https://discord.com/api/users/@me', '*/*', {
-					'Authorization': `Bearer ${accessToken}`,
-				})) as Record<string, unknown>;
-				if (typeof id !== 'string' || typeof username !== 'string' || typeof discriminator !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const user = await this.usersRepository.findOneByOrFail({
-					host: IsNull(),
-					token: userToken,
-				});
-
-				const profile = await this.userProfilesRepository.findOneByOrFail({ userId: user.id });
-
-				await this.userProfilesRepository.update(user.id, {
-					integrations: {
-						...profile.integrations,
-						discord: {
-							accessToken: accessToken,
-							refreshToken: refreshToken,
-							expiresDate: expiresDate,
-							id: id,
-							username: username,
-							discriminator: discriminator,
-						},
-					},
-				});
-
-				// Publish i updated event
-				this.globalEventService.publishMainStream(user.id, 'meUpdated', await this.userEntityService.pack(user, user, {
-					detail: true,
-					includeSecrets: true,
-				}));
-
-				return `Discord: @${username}#${discriminator} を、Misskey: @${user.username} に接続しました！`;
-			}
-		});
-
-		done();
-	}
-
-	@bindThis
-	private getUserToken(request: FastifyRequest): string | null {
-		return ((request.headers['cookie'] ?? '').match(/igi=(\w+)/) ?? [null, null])[1];
-	}
-	
-	@bindThis
-	private compareOrigin(request: FastifyRequest): boolean {
-		function normalizeUrl(url?: string): string {
-			return url ? url.endsWith('/') ? url.substr(0, url.length - 1) : url : '';
-		}
-	
-		const referer = request.headers['referer'];
-	
-		return (normalizeUrl(referer) === normalizeUrl(this.config.url));
-	}
-}
diff --git a/packages/backend/src/server/api/integration/GithubServerService.ts b/packages/backend/src/server/api/integration/GithubServerService.ts
deleted file mode 100644
index 76089c9359..0000000000
--- a/packages/backend/src/server/api/integration/GithubServerService.ts
+++ /dev/null
@@ -1,280 +0,0 @@
-import { Inject, Injectable } from '@nestjs/common';
-import Redis from 'ioredis';
-import { OAuth2 } from 'oauth';
-import { v4 as uuid } from 'uuid';
-import { IsNull } from 'typeorm';
-import type { Config } from '@/config.js';
-import type { UserProfilesRepository, UsersRepository } from '@/models/index.js';
-import { DI } from '@/di-symbols.js';
-import { HttpRequestService } from '@/core/HttpRequestService.js';
-import type { ILocalUser } from '@/models/entities/User.js';
-import { GlobalEventService } from '@/core/GlobalEventService.js';
-import { MetaService } from '@/core/MetaService.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
-import { FastifyReplyError } from '@/misc/fastify-reply-error.js';
-import { bindThis } from '@/decorators.js';
-import { SigninService } from '../SigninService.js';
-import type { FastifyInstance, FastifyRequest, FastifyPluginOptions } from 'fastify';
-
-@Injectable()
-export class GithubServerService {
-	constructor(
-		@Inject(DI.config)
-		private config: Config,
-
-		@Inject(DI.redis)
-		private redisClient: Redis.Redis,
-
-		@Inject(DI.usersRepository)
-		private usersRepository: UsersRepository,
-
-		@Inject(DI.userProfilesRepository)
-		private userProfilesRepository: UserProfilesRepository,
-
-		private userEntityService: UserEntityService,
-		private httpRequestService: HttpRequestService,
-		private globalEventService: GlobalEventService,
-		private metaService: MetaService,
-		private signinService: SigninService,
-	) {
-		//this.create = this.create.bind(this);
-	}
-
-	@bindThis
-	public create(fastify: FastifyInstance, options: FastifyPluginOptions, done: (err?: Error) => void) {
-		fastify.get('/disconnect/github', async (request, reply) => {
-			if (!this.compareOrigin(request)) {
-				throw new FastifyReplyError(400, 'invalid origin');
-			}
-
-			const userToken = this.getUserToken(request);
-			if (!userToken) {
-				throw new FastifyReplyError(400, 'signin required');
-			}
-
-			const user = await this.usersRepository.findOneByOrFail({
-				host: IsNull(),
-				token: userToken,
-			});
-
-			const profile = await this.userProfilesRepository.findOneByOrFail({ userId: user.id });
-
-			delete profile.integrations.github;
-
-			await this.userProfilesRepository.update(user.id, {
-				integrations: profile.integrations,
-			});
-
-			// Publish i updated event
-			this.globalEventService.publishMainStream(user.id, 'meUpdated', await this.userEntityService.pack(user, user, {
-				detail: true,
-				includeSecrets: true,
-			}));
-
-			return 'GitHubの連携を解除しました :v:';
-		});
-
-		const getOath2 = async () => {
-			const meta = await this.metaService.fetch(true);
-
-			if (meta.enableGithubIntegration && meta.githubClientId && meta.githubClientSecret) {
-				return new OAuth2(
-					meta.githubClientId,
-					meta.githubClientSecret,
-					'https://github.com/',
-					'login/oauth/authorize',
-					'login/oauth/access_token');
-			} else {
-				return null;
-			}
-		};
-
-		fastify.get('/connect/github', async (request, reply) => {
-			if (!this.compareOrigin(request)) {
-				throw new FastifyReplyError(400, 'invalid origin');
-			}
-
-			const userToken = this.getUserToken(request);
-			if (!userToken) {
-				throw new FastifyReplyError(400, 'signin required');
-			}
-
-			const params = {
-				redirect_uri: `${this.config.url}/api/gh/cb`,
-				scope: ['read:user'],
-				state: uuid(),
-			};
-
-			this.redisClient.set(userToken, JSON.stringify(params));
-
-			const oauth2 = await getOath2();
-			reply.redirect(oauth2!.getAuthorizeUrl(params));
-		});
-
-		fastify.get('/signin/github', async (request, reply) => {
-			const sessid = uuid();
-
-			const params = {
-				redirect_uri: `${this.config.url}/api/gh/cb`,
-				scope: ['read:user'],
-				state: uuid(),
-			};
-
-			reply.setCookie('signin_with_github_sid', sessid, {
-				path: '/',
-				secure: this.config.url.startsWith('https'),
-				httpOnly: true,
-			});
-
-			this.redisClient.set(sessid, JSON.stringify(params));
-
-			const oauth2 = await getOath2();
-			reply.redirect(oauth2!.getAuthorizeUrl(params));
-		});
-
-		fastify.get<{ Querystring: { code: string; state: string; } }>('/gh/cb', async (request, reply) => {
-			const userToken = this.getUserToken(request);
-
-			const oauth2 = await getOath2();
-
-			if (!userToken) {
-				const sessid = request.cookies['signin_with_github_sid'];
-
-				if (!sessid) {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const code = request.query.code;
-
-				if (!code || typeof code !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { redirect_uri, state } = await new Promise<any>((res, rej) => {
-					this.redisClient.get(sessid, async (_, state) => {
-						if (state == null) throw new Error('empty state');
-						res(JSON.parse(state));
-					});
-				});
-
-				if (request.query.state !== state) {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { accessToken } = await new Promise<{ accessToken: string }>((res, rej) =>
-					oauth2!.getOAuthAccessToken(code, {
-						redirect_uri,
-					}, (err, accessToken, refresh, result) => {
-						if (err) {
-							rej(err);
-						} else if (result.error) {
-							rej(result.error);
-						} else {
-							res({ accessToken });
-						}
-					}));
-
-				const { login, id } = (await this.httpRequestService.getJson('https://api.github.com/user', 'application/vnd.github.v3+json', {
-					'Authorization': `bearer ${accessToken}`,
-				})) as Record<string, unknown>;
-				if (typeof login !== 'string' || typeof id !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const link = await this.userProfilesRepository.createQueryBuilder()
-					.where('"integrations"->\'github\'->>\'id\' = :id', { id: id })
-					.andWhere('"userHost" IS NULL')
-					.getOne();
-
-				if (link == null) {
-					throw new FastifyReplyError(404, `@${login}と連携しているMisskeyアカウントはありませんでした...`);
-				}
-
-				return this.signinService.signin(request, reply, await this.usersRepository.findOneBy({ id: link.userId }) as ILocalUser, true);
-			} else {
-				const code = request.query.code;
-
-				if (!code || typeof code !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { redirect_uri, state } = await new Promise<any>((res, rej) => {
-					this.redisClient.get(userToken, async (_, state) => {
-						if (state == null) throw new Error('empty state');
-						res(JSON.parse(state));
-					});
-				});
-
-				if (request.query.state !== state) {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const { accessToken } = await new Promise<{ accessToken: string }>((res, rej) =>
-					oauth2!.getOAuthAccessToken(
-						code,
-						{ redirect_uri },
-						(err, accessToken, refresh, result) => {
-							if (err) {
-								rej(err);
-							} else if (result.error) {
-								rej(result.error);
-							} else {
-								res({ accessToken });
-							}
-						}));
-
-				const { login, id } = (await this.httpRequestService.getJson('https://api.github.com/user', 'application/vnd.github.v3+json', {
-					'Authorization': `bearer ${accessToken}`,
-				})) as Record<string, unknown>;
-
-				if (typeof login !== 'string' || typeof id !== 'number') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const user = await this.usersRepository.findOneByOrFail({
-					host: IsNull(),
-					token: userToken,
-				});
-
-				const profile = await this.userProfilesRepository.findOneByOrFail({ userId: user.id });
-
-				await this.userProfilesRepository.update(user.id, {
-					integrations: {
-						...profile.integrations,
-						github: {
-							accessToken: accessToken,
-							id: id,
-							login: login,
-						},
-					},
-				});
-
-				// Publish i updated event
-				this.globalEventService.publishMainStream(user.id, 'meUpdated', await this.userEntityService.pack(user, user, {
-					detail: true,
-					includeSecrets: true,
-				}));
-
-				return `GitHub: @${login} を、Misskey: @${user.username} に接続しました！`;
-			}
-		});
-
-		done();
-	}
-
-	@bindThis
-	private getUserToken(request: FastifyRequest): string | null {
-		return ((request.headers['cookie'] ?? '').match(/igi=(\w+)/) ?? [null, null])[1];
-	}
-	
-	@bindThis
-	private compareOrigin(request: FastifyRequest): boolean {
-		function normalizeUrl(url?: string): string {
-			return url ? url.endsWith('/') ? url.substr(0, url.length - 1) : url : '';
-		}
-	
-		const referer = request.headers['referer'];
-	
-		return (normalizeUrl(referer) === normalizeUrl(this.config.url));
-	}
-}
diff --git a/packages/backend/src/server/api/integration/TwitterServerService.ts b/packages/backend/src/server/api/integration/TwitterServerService.ts
deleted file mode 100644
index f31a788d31..0000000000
--- a/packages/backend/src/server/api/integration/TwitterServerService.ts
+++ /dev/null
@@ -1,225 +0,0 @@
-import { Inject, Injectable } from '@nestjs/common';
-import Redis from 'ioredis';
-import { v4 as uuid } from 'uuid';
-import { IsNull } from 'typeorm';
-import * as autwh from 'autwh';
-import type { Config } from '@/config.js';
-import type { UserProfilesRepository, UsersRepository } from '@/models/index.js';
-import { DI } from '@/di-symbols.js';
-import { HttpRequestService } from '@/core/HttpRequestService.js';
-import type { ILocalUser } from '@/models/entities/User.js';
-import { GlobalEventService } from '@/core/GlobalEventService.js';
-import { MetaService } from '@/core/MetaService.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
-import { FastifyReplyError } from '@/misc/fastify-reply-error.js';
-import { bindThis } from '@/decorators.js';
-import { SigninService } from '../SigninService.js';
-import type { FastifyInstance, FastifyRequest, FastifyPluginOptions } from 'fastify';
-
-@Injectable()
-export class TwitterServerService {
-	constructor(
-		@Inject(DI.config)
-		private config: Config,
-
-		@Inject(DI.redis)
-		private redisClient: Redis.Redis,
-
-		@Inject(DI.usersRepository)
-		private usersRepository: UsersRepository,
-
-		@Inject(DI.userProfilesRepository)
-		private userProfilesRepository: UserProfilesRepository,
-
-		private userEntityService: UserEntityService,
-		private httpRequestService: HttpRequestService,
-		private globalEventService: GlobalEventService,
-		private metaService: MetaService,
-		private signinService: SigninService,
-	) {
-		//this.create = this.create.bind(this);
-	}
-
-	@bindThis
-	public create(fastify: FastifyInstance, options: FastifyPluginOptions, done: (err?: Error) => void) {
-		fastify.get('/disconnect/twitter', async (request, reply) => {
-			if (!this.compareOrigin(request)) {
-				throw new FastifyReplyError(400, 'invalid origin');
-			}
-
-			const userToken = this.getUserToken(request);
-			if (userToken == null) {
-				throw new FastifyReplyError(400, 'signin required');
-			}
-
-			const user = await this.usersRepository.findOneByOrFail({
-				host: IsNull(),
-				token: userToken,
-			});
-
-			const profile = await this.userProfilesRepository.findOneByOrFail({ userId: user.id });
-
-			delete profile.integrations.twitter;
-
-			await this.userProfilesRepository.update(user.id, {
-				integrations: profile.integrations,
-			});
-
-			// Publish i updated event
-			this.globalEventService.publishMainStream(user.id, 'meUpdated', await this.userEntityService.pack(user, user, {
-				detail: true,
-				includeSecrets: true,
-			}));
-
-			return 'Twitterの連携を解除しました :v:';
-		});
-
-		const getTwAuth = async () => {
-			const meta = await this.metaService.fetch(true);
-
-			if (meta.enableTwitterIntegration && meta.twitterConsumerKey && meta.twitterConsumerSecret) {
-				return autwh({
-					consumerKey: meta.twitterConsumerKey,
-					consumerSecret: meta.twitterConsumerSecret,
-					callbackUrl: `${this.config.url}/api/tw/cb`,
-				});
-			} else {
-				return null;
-			}
-		};
-
-		fastify.get('/connect/twitter', async (request, reply) => {
-			if (!this.compareOrigin(request)) {
-				throw new FastifyReplyError(400, 'invalid origin');
-			}
-
-			const userToken = this.getUserToken(request);
-			if (userToken == null) {
-				throw new FastifyReplyError(400, 'signin required');
-			}
-
-			const twAuth = await getTwAuth();
-			const twCtx = await twAuth!.begin();
-			this.redisClient.set(userToken, JSON.stringify(twCtx));
-			reply.redirect(twCtx.url);
-		});
-
-		fastify.get('/signin/twitter', async (request, reply) => {
-			const twAuth = await getTwAuth();
-			const twCtx = await twAuth!.begin();
-
-			const sessid = uuid();
-
-			this.redisClient.set(sessid, JSON.stringify(twCtx));
-
-			reply.setCookie('signin_with_twitter_sid', sessid, {
-				path: '/',
-				secure: this.config.url.startsWith('https'),
-				httpOnly: true,
-			});
-
-			reply.redirect(twCtx.url);
-		});
-
-		fastify.get('/tw/cb', async (request, reply) => {
-			const userToken = this.getUserToken(request);
-
-			const twAuth = await getTwAuth();
-
-			if (userToken == null) {
-				const sessid = request.cookies['signin_with_twitter_sid'];
-
-				if (sessid == null) {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const get = new Promise<any>((res, rej) => {
-					this.redisClient.get(sessid, async (_, twCtx) => {
-						res(twCtx);
-					});
-				});
-
-				const twCtx = await get;
-
-				const verifier = request.query.oauth_verifier;
-				if (!verifier || typeof verifier !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const result = await twAuth!.done(JSON.parse(twCtx), verifier);
-
-				const link = await this.userProfilesRepository.createQueryBuilder()
-					.where('"integrations"->\'twitter\'->>\'userId\' = :id', { id: result.userId })
-					.andWhere('"userHost" IS NULL')
-					.getOne();
-
-				if (link == null) {
-					throw new FastifyReplyError(404, `@${result.screenName}と連携しているMisskeyアカウントはありませんでした...`);
-				}
-
-				return this.signinService.signin(request, reply, await this.usersRepository.findOneBy({ id: link.userId }) as ILocalUser, true);
-			} else {
-				const verifier = request.query.oauth_verifier;
-
-				if (!verifier || typeof verifier !== 'string') {
-					throw new FastifyReplyError(400, 'invalid session');
-				}
-
-				const get = new Promise<any>((res, rej) => {
-					this.redisClient.get(userToken, async (_, twCtx) => {
-						res(twCtx);
-					});
-				});
-
-				const twCtx = await get;
-
-				const result = await twAuth!.done(JSON.parse(twCtx), verifier);
-
-				const user = await this.usersRepository.findOneByOrFail({
-					host: IsNull(),
-					token: userToken,
-				});
-
-				const profile = await this.userProfilesRepository.findOneByOrFail({ userId: user.id });
-
-				await this.userProfilesRepository.update(user.id, {
-					integrations: {
-						...profile.integrations,
-						twitter: {
-							accessToken: result.accessToken,
-							accessTokenSecret: result.accessTokenSecret,
-							userId: result.userId,
-							screenName: result.screenName,
-						},
-					},
-				});
-
-				// Publish i updated event
-				this.globalEventService.publishMainStream(user.id, 'meUpdated', await this.userEntityService.pack(user, user, {
-					detail: true,
-					includeSecrets: true,
-				}));
-
-				return `Twitter: @${result.screenName} を、Misskey: @${user.username} に接続しました！`;
-			}
-		});
-
-		done();
-	}
-
-	@bindThis
-	private getUserToken(request: FastifyRequest): string | null {
-		return ((request.headers['cookie'] ?? '').match(/igi=(\w+)/) ?? [null, null])[1];
-	}
-	
-	@bindThis
-	private compareOrigin(request: FastifyRequest): boolean {
-		function normalizeUrl(url?: string): string {
-			return url ? url.endsWith('/') ? url.substr(0, url.length - 1) : url : '';
-		}
-	
-		const referer = request.headers['referer'];
-	
-		return (normalizeUrl(referer) === normalizeUrl(this.config.url));
-	}
-}