feat: プロフィールでのリンク検証

Resolve #11099

packages/backend/src/core/entities/UserEntityService.ts

@@ -384,6 +384,7 @@ export class UserEntityService implements OnModuleInit {
 				birthday: profile!.birthday,
 				lang: profile!.lang,
 				fields: profile!.fields,
+				verifiedLinks: profile!.verifiedLinks,
 				followersCount: followersCount ?? 0,
 				followingCount: followingCount ?? 0,
 				notesCount: user.notesCount,

packages/backend/src/models/UserProfile.ts

@@ -48,6 +48,12 @@ export class MiUserProfile {
 		value: string;
 	}[];
 
+	@Column('varchar', {
+		array: true,
+		default: '{}',
+	})
+	public verifiedLinks: string[];
+
 	@Column('varchar', {
 		length: 32, nullable: true,
 	})

packages/backend/src/models/json-schema/user.ts

@@ -169,6 +169,15 @@ export const packedUserDetailedNotMeOnlySchema = {
 				},
 			},
 		},
+		verifiedLinks: {
+			type: 'array',
+			nullable: false, optional: false,
+			items: {
+				type: 'string',
+				nullable: false, optional: false,
+				format: 'url',
+			},
+		},
 		followersCount: {
 			type: 'number',
 			nullable: false, optional: false,

packages/backend/src/server/api/endpoints/i/update.ts

@@ -6,11 +6,13 @@
 import RE2 from 're2';
 import * as mfm from 'mfm-js';
 import { Inject, Injectable } from '@nestjs/common';
+import ms from 'ms';
+import { JSDOM } from 'jsdom';
 import { extractCustomEmojisFromMfm } from '@/misc/extract-custom-emojis-from-mfm.js';
 import { extractHashtags } from '@/misc/extract-hashtags.js';
 import * as Acct from '@/misc/acct.js';
 import type { UsersRepository, DriveFilesRepository, UserProfilesRepository, PagesRepository } from '@/models/_.js';
-import type { MiUser } from '@/models/User.js';
+import type { MiLocalUser, MiUser } from '@/models/User.js';
 import { birthdaySchema, descriptionSchema, locationSchema, nameSchema } from '@/models/User.js';
 import type { MiUserProfile } from '@/models/UserProfile.js';
 import { notificationTypes } from '@/types.js';
@@ -27,6 +29,9 @@ import { RoleService } from '@/core/RoleService.js';
 import { CacheService } from '@/core/CacheService.js';
 import { RemoteUserResolveService } from '@/core/RemoteUserResolveService.js';
 import { DriveFileEntityService } from '@/core/entities/DriveFileEntityService.js';
+import { HttpRequestService } from '@/core/HttpRequestService.js';
+import type { Config } from '@/config.js';
+import { safeForSql } from '@/misc/safe-for-sql.js';
 import { ApiLoggerService } from '../../ApiLoggerService.js';
 import { ApiError } from '../../error.js';
 
@@ -37,6 +42,11 @@ export const meta = {
 
 	kind: 'write:account',
 
+	limit: {
+		duration: ms('1hour'),
+		max: 10,
+	},
+
 	errors: {
 		noSuchAvatar: {
 			message: 'No such avatar file.',
@@ -173,6 +183,9 @@ export const paramDef = {
 @Injectable()
 export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
 	constructor(
+		@Inject(DI.config)
+		private config: Config,
+
 		@Inject(DI.usersRepository)
 		private usersRepository: UsersRepository,
 
@@ -195,9 +208,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private hashtagService: HashtagService,
 		private roleService: RoleService,
 		private cacheService: CacheService,
+		private httpRequestService: HttpRequestService,
 	) {
 		super(meta, paramDef, async (ps, _user, token) => {
-			const user = await this.usersRepository.findOneByOrFail({ id: _user.id });
+			const user = await this.usersRepository.findOneByOrFail({ id: _user.id }) as MiLocalUser;
 			const isSecure = token == null;
 
 			const updates = {} as Partial<MiUser>;
@@ -296,9 +310,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			if (ps.fields) {
 				profileUpdates.fields = ps.fields
-					.filter(x => typeof x.name === 'string' && x.name !== '' && typeof x.value === 'string' && x.value !== '')
+					.filter(x => typeof x.name === 'string' && x.name.trim() !== '' && typeof x.value === 'string' && x.value.trim() !== '')
 					.map(x => {
-						return { name: x.name, value: x.value };
+						return { name: x.name.trim(), value: x.value.trim() };
 					});
 			}
 
@@ -364,7 +378,11 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			if (Object.keys(updates).includes('alsoKnownAs')) {
 				this.cacheService.uriPersonCache.set(this.userEntityService.genLocalUserUri(user.id), { ...user, ...updates });
 			}
-			if (Object.keys(profileUpdates).length > 0) await this.userProfilesRepository.update(user.id, profileUpdates);
+
+			await this.userProfilesRepository.update(user.id, {
+				...profileUpdates,
+				verifiedLinks: [],
+			});
 
 			const iObj = await this.userEntityService.pack<true, true>(user.id, user, {
 				detail: true,
@@ -386,7 +404,34 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			// フォロワーにUpdateを配信
 			this.accountUpdateService.publishToFollowers(user.id);
 
+			const urls = updatedProfile.fields.filter(x => x.value.startsWith('https://'));
+			for (const url of urls) {
+				this.verifyLink(url.value, user);
+			}
+
 			return iObj;
 		});
 	}
+
+	private async verifyLink(url: string, user: MiLocalUser) {
+		if (!safeForSql(url)) return;
+
+		const html = await this.httpRequestService.getHtml(url);
+
+		const { window } = new JSDOM(html);
+		const doc = window.document;
+
+		const myLink = `${this.config.url}/@${user.username}`;
+
+		const includesMyLink = Array.from(doc.getElementsByTagName('a')).some(a => a.href === myLink);
+
+		if (includesMyLink) {
+			await this.userProfilesRepository.createQueryBuilder('profile').update()
+				.where('userId = :userId', { userId: user.id })
+				.set({
+					verifiedLinks: () => `array_append("verifiedLinks", '${url}')`, // ここでSQLインジェクションされそうなのでとりあえず safeForSql で弾いている
+				})
+				.execute();
+		}
+	}
 }