refactor: resolve #7139

25 files changed, 44 insertions, 69 deletions

diff --git a/src/server/api/authenticate.ts b/src/server/api/authenticate.ts
index 0785372b3b..0374ca35ea 100644
--- a/src/server/api/authenticate.ts
+++ b/src/server/api/authenticate.ts
@@ -1,7 +1,6 @@
 import isNativeToken from './common/is-native-token';
 import { User } from '../../models/entities/user';
 import { Users, AccessTokens, Apps } from '../../models';
-import { ensure } from '../../prelude/ensure';
 import { AccessToken } from '../../models/entities/access-token';
 
 export default async (token: string): Promise<[User | null | undefined, AccessToken | null | undefined]> => {
@@ -43,7 +42,7 @@ export default async (token: string): Promise<[User | null | undefined, AccessTo
 
 		if (accessToken.appId) {
 			const app = await Apps
-				.findOne(accessToken.appId).then(ensure);
+				.findOneOrFail(accessToken.appId);
 
 			return [user, {
 				id: accessToken.id,
diff --git a/src/server/api/common/inject-featured.ts b/src/server/api/common/inject-featured.ts
index 098d20e72d..3f47c13385 100644
--- a/src/server/api/common/inject-featured.ts
+++ b/src/server/api/common/inject-featured.ts
@@ -3,7 +3,6 @@ import { Note } from '../../../models/entities/note';
 import { User } from '../../../models/entities/user';
 import { Notes, UserProfiles, NoteReactions } from '../../../models';
 import { generateMutedUserQuery } from './generate-muted-user-query';
-import { ensure } from '../../../prelude/ensure';
 
 // TODO: リアクション、Renote、返信などをしたノートは除外する
 
@@ -11,7 +10,7 @@ export async function injectFeatured(timeline: Note[], user?: User | null) {
 	if (timeline.length < 5) return;
 
 	if (user) {
-		const profile = await UserProfiles.findOne(user.id).then(ensure);
+		const profile = await UserProfiles.findOneOrFail(user.id);
 		if (!profile.injectFeaturedNote) return;
 	}
 
diff --git a/src/server/api/common/inject-promo.ts b/src/server/api/common/inject-promo.ts
index f694ce6ea0..2c16ca4cf7 100644
--- a/src/server/api/common/inject-promo.ts
+++ b/src/server/api/common/inject-promo.ts
@@ -2,7 +2,6 @@ import rndstr from 'rndstr';
 import { Note } from '../../../models/entities/note';
 import { User } from '../../../models/entities/user';
 import { PromoReads, PromoNotes, Notes, Users } from '../../../models';
-import { ensure } from '../../../prelude/ensure';
 
 export async function injectPromo(timeline: Note[], user?: User | null) {
 	if (timeline.length < 5) return;
@@ -23,10 +22,10 @@ export async function injectPromo(timeline: Note[], user?: User | null) {
 	// Pick random promo
 	const promo = promos[Math.floor(Math.random() * promos.length)];
 
-	const note = await Notes.findOne(promo.noteId).then(ensure);
+	const note = await Notes.findOneOrFail(promo.noteId);
 
 	// Join
-	note.user = await Users.findOne(note.userId).then(ensure);
+	note.user = await Users.findOneOrFail(note.userId);
 
 	(note as any)._prId_ = rndstr('a-z0-9', 8);
 
diff --git a/src/server/api/endpoints/admin/federation/remove-all-following.ts b/src/server/api/endpoints/admin/federation/remove-all-following.ts
index 76497c0dd8..e593193552 100644
--- a/src/server/api/endpoints/admin/federation/remove-all-following.ts
+++ b/src/server/api/endpoints/admin/federation/remove-all-following.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import define from '../../../define';
 import deleteFollowing from '../../../../../services/following/delete';
 import { Followings, Users } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 
 export const meta = {
 	tags: ['admin'],
@@ -23,8 +22,8 @@ export default define(meta, async (ps, me) => {
 	});
 
 	const pairs = await Promise.all(followings.map(f => Promise.all([
-		Users.findOne(f.followerId).then(ensure),
-		Users.findOne(f.followeeId).then(ensure)
+		Users.findOneOrFail(f.followerId),
+		Users.findOneOrFail(f.followeeId)
 	])));
 
 	for (const pair of pairs) {
diff --git a/src/server/api/endpoints/auth/accept.ts b/src/server/api/endpoints/auth/accept.ts
index e98242a3c3..6d4d31fa1e 100644
--- a/src/server/api/endpoints/auth/accept.ts
+++ b/src/server/api/endpoints/auth/accept.ts
@@ -4,7 +4,6 @@ import define from '../../define';
 import { ApiError } from '../../error';
 import { AuthSessions, AccessTokens, Apps } from '../../../../models';
 import { genId } from '../../../../misc/gen-id';
-import { ensure } from '../../../../prelude/ensure';
 import { secureRndstr } from '../../../../misc/secure-rndstr';
 
 export const meta = {
@@ -49,7 +48,7 @@ export default define(meta, async (ps, user) => {
 
 	if (exist == null) {
 		// Lookup app
-		const app = await Apps.findOne(session.appId).then(ensure);
+		const app = await Apps.findOneOrFail(session.appId);
 
 		// Generate Hash
 		const sha256 = crypto.createHash('sha256');
diff --git a/src/server/api/endpoints/auth/session/userkey.ts b/src/server/api/endpoints/auth/session/userkey.ts
index 7b474c8295..68d0c7bdf1 100644
--- a/src/server/api/endpoints/auth/session/userkey.ts
+++ b/src/server/api/endpoints/auth/session/userkey.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import define from '../../../define';
 import { ApiError } from '../../../error';
 import { Apps, AuthSessions, AccessTokens, Users } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 
 export const meta = {
 	tags: ['auth'],
@@ -92,10 +91,10 @@ export default define(meta, async (ps) => {
 	}
 
 	// Lookup access token
-	const accessToken = await AccessTokens.findOne({
+	const accessToken = await AccessTokens.findOneOrFail({
 		appId: app.id,
 		userId: session.userId
-	}).then(ensure);
+	});
 
 	// Delete session
 	AuthSessions.delete(session.id);
diff --git a/src/server/api/endpoints/i.ts b/src/server/api/endpoints/i.ts
index 3d0c092adb..e5b65e0930 100644
--- a/src/server/api/endpoints/i.ts
+++ b/src/server/api/endpoints/i.ts
@@ -1,6 +1,5 @@
 import define from '../define';
 import { RegistryItems, UserProfiles, Users } from '../../../models';
-import { ensure } from '../../../prelude/ensure';
 import { genId } from '../../../misc/gen-id';
 
 export const meta = {
@@ -25,7 +24,7 @@ export default define(meta, async (ps, user, token) => {
 	const isSecure = token == null;
 
 	// TODO: そのうち消す
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 	for (const [k, v] of Object.entries(profile.clientData)) {
 		await RegistryItems.insert({
 			id: genId(),
diff --git a/src/server/api/endpoints/i/2fa/done.ts b/src/server/api/endpoints/i/2fa/done.ts
index 7d35f929e0..9a74d7675b 100644
--- a/src/server/api/endpoints/i/2fa/done.ts
+++ b/src/server/api/endpoints/i/2fa/done.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import * as speakeasy from 'speakeasy';
 import define from '../../../define';
 import { UserProfiles } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 
 export const meta = {
 	requireCredential: true as const,
@@ -19,7 +18,7 @@ export const meta = {
 export default define(meta, async (ps, user) => {
 	const token = ps.token.replace(/\s/g, '');
 
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	if (profile.twoFactorTempSecret == null) {
 		throw new Error('二段階認証の設定が開始されていません');
diff --git a/src/server/api/endpoints/i/2fa/key-done.ts b/src/server/api/endpoints/i/2fa/key-done.ts
index 8ac165e629..4634944ca7 100644
--- a/src/server/api/endpoints/i/2fa/key-done.ts
+++ b/src/server/api/endpoints/i/2fa/key-done.ts
@@ -9,7 +9,6 @@ import {
 	AttestationChallenges,
 	Users
 } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 import config from '../../../../../config';
 import { procedures, hash } from '../../../2fa';
 import { publishMainStream } from '../../../../../services/stream';
@@ -43,7 +42,7 @@ export const meta = {
 const rpIdHashReal = hash(Buffer.from(config.hostname, 'utf-8'));
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/2fa/register-key.ts b/src/server/api/endpoints/i/2fa/register-key.ts
index e189519a4c..d5cc11c7fb 100644
--- a/src/server/api/endpoints/i/2fa/register-key.ts
+++ b/src/server/api/endpoints/i/2fa/register-key.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import * as bcrypt from 'bcryptjs';
 import define from '../../../define';
 import { UserProfiles, AttestationChallenges } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 import { promisify } from 'util';
 import * as crypto from 'crypto';
 import { genId } from '../../../../../misc/gen-id';
@@ -23,7 +22,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/2fa/register.ts b/src/server/api/endpoints/i/2fa/register.ts
index 784b276a26..a39b2963e9 100644
--- a/src/server/api/endpoints/i/2fa/register.ts
+++ b/src/server/api/endpoints/i/2fa/register.ts
@@ -5,7 +5,6 @@ import * as QRCode from 'qrcode';
 import config from '../../../../../config';
 import define from '../../../define';
 import { UserProfiles } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 
 export const meta = {
 	requireCredential: true as const,
@@ -20,7 +19,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/2fa/remove-key.ts b/src/server/api/endpoints/i/2fa/remove-key.ts
index 3eb92ba19d..135f0eb284 100644
--- a/src/server/api/endpoints/i/2fa/remove-key.ts
+++ b/src/server/api/endpoints/i/2fa/remove-key.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import * as bcrypt from 'bcryptjs';
 import define from '../../../define';
 import { UserProfiles, UserSecurityKeys, Users } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 import { publishMainStream } from '../../../../../services/stream';
 
 export const meta = {
@@ -21,7 +20,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/2fa/unregister.ts b/src/server/api/endpoints/i/2fa/unregister.ts
index f1287b2dca..e809f40c71 100644
--- a/src/server/api/endpoints/i/2fa/unregister.ts
+++ b/src/server/api/endpoints/i/2fa/unregister.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import * as bcrypt from 'bcryptjs';
 import define from '../../../define';
 import { UserProfiles } from '../../../../../models';
-import { ensure } from '../../../../../prelude/ensure';
 
 export const meta = {
 	requireCredential: true as const,
@@ -17,7 +16,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/change-password.ts b/src/server/api/endpoints/i/change-password.ts
index bc2ec3d7b5..0a8b86e665 100644
--- a/src/server/api/endpoints/i/change-password.ts
+++ b/src/server/api/endpoints/i/change-password.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import * as bcrypt from 'bcryptjs';
 import define from '../../define';
 import { UserProfiles } from '../../../../models';
-import { ensure } from '../../../../prelude/ensure';
 
 export const meta = {
 	requireCredential: true as const,
@@ -21,7 +20,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.currentPassword, profile.password!);
diff --git a/src/server/api/endpoints/i/delete-account.ts b/src/server/api/endpoints/i/delete-account.ts
index 49a3349170..0f04c4c92d 100644
--- a/src/server/api/endpoints/i/delete-account.ts
+++ b/src/server/api/endpoints/i/delete-account.ts
@@ -2,7 +2,6 @@ import $ from 'cafy';
 import * as bcrypt from 'bcryptjs';
 import define from '../../define';
 import { Users, UserProfiles } from '../../../../models';
-import { ensure } from '../../../../prelude/ensure';
 import { doPostSuspend } from '../../../../services/suspend-user';
 
 export const meta = {
@@ -18,7 +17,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/regenerate-token.ts b/src/server/api/endpoints/i/regenerate-token.ts
index 5d322aa122..3596e20197 100644
--- a/src/server/api/endpoints/i/regenerate-token.ts
+++ b/src/server/api/endpoints/i/regenerate-token.ts
@@ -4,7 +4,6 @@ import { publishMainStream } from '../../../../services/stream';
 import generateUserToken from '../../common/generate-native-user-token';
 import define from '../../define';
 import { Users, UserProfiles } from '../../../../models';
-import { ensure } from '../../../../prelude/ensure';
 
 export const meta = {
 	requireCredential: true as const,
@@ -19,7 +18,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/update-email.ts b/src/server/api/endpoints/i/update-email.ts
index d3d7bace75..730918aebe 100644
--- a/src/server/api/endpoints/i/update-email.ts
+++ b/src/server/api/endpoints/i/update-email.ts
@@ -6,7 +6,6 @@ import config from '../../../../config';
 import * as ms from 'ms';
 import * as bcrypt from 'bcryptjs';
 import { Users, UserProfiles } from '../../../../models';
-import { ensure } from '../../../../prelude/ensure';
 import { sendEmail } from '../../../../services/send-email';
 import { ApiError } from '../../error';
 
@@ -40,7 +39,7 @@ export const meta = {
 };
 
 export default define(meta, async (ps, user) => {
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(ps.password, profile.password!);
diff --git a/src/server/api/endpoints/i/update.ts b/src/server/api/endpoints/i/update.ts
index bf1796924a..3d7f1fa76f 100644
--- a/src/server/api/endpoints/i/update.ts
+++ b/src/server/api/endpoints/i/update.ts
@@ -13,7 +13,6 @@ import { ApiError } from '../../error';
 import { Users, DriveFiles, UserProfiles, Pages } from '../../../../models';
 import { User } from '../../../../models/entities/user';
 import { UserProfile } from '../../../../models/entities/user-profile';
-import { ensure } from '../../../../prelude/ensure';
 import { notificationTypes } from '../../../../types';
 import { normalizeForSearch } from '../../../../misc/normalize-for-search';
 
@@ -206,7 +205,7 @@ export default define(meta, async (ps, user, token) => {
 	const updates = {} as Partial<User>;
 	const profileUpdates = {} as Partial<UserProfile>;
 
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	if (ps.name !== undefined) updates.name = ps.name;
 	if (ps.description !== undefined) profileUpdates.description = ps.description;
diff --git a/src/server/api/endpoints/notes/delete.ts b/src/server/api/endpoints/notes/delete.ts
index 65565ee3ab..5afd911ca9 100644
--- a/src/server/api/endpoints/notes/delete.ts
+++ b/src/server/api/endpoints/notes/delete.ts
@@ -6,7 +6,6 @@ import * as ms from 'ms';
 import { getNote } from '../../common/getters';
 import { ApiError } from '../../error';
 import { Users } from '../../../../models';
-import { ensure } from '../../../../prelude/ensure';
 
 export const meta = {
 	desc: {
@@ -62,5 +61,5 @@ export default define(meta, async (ps, user) => {
 	}
 
 	// この操作を行うのが投稿者とは限らない(例えばモデレーター)ため
-	await deleteNote(await Users.findOne(note.userId).then(ensure), note);
+	await deleteNote(await Users.findOneOrFail(note.userId), note);
 });
diff --git a/src/server/api/endpoints/notes/polls/vote.ts b/src/server/api/endpoints/notes/polls/vote.ts
index 1e6ab472cc..6113d7ea9a 100644
--- a/src/server/api/endpoints/notes/polls/vote.ts
+++ b/src/server/api/endpoints/notes/polls/vote.ts
@@ -13,7 +13,6 @@ import { PollVotes, NoteWatchings, Users, Polls } from '../../../../../models';
 import { Not } from 'typeorm';
 import { IRemoteUser } from '../../../../../models/entities/user';
 import { genId } from '../../../../../misc/gen-id';
-import { ensure } from '../../../../../prelude/ensure';
 
 export const meta = {
 	desc: {
@@ -87,7 +86,7 @@ export default define(meta, async (ps, user) => {
 		throw new ApiError(meta.errors.noPoll);
 	}
 
-	const poll = await Polls.findOne({ noteId: note.id }).then(ensure);
+	const poll = await Polls.findOneOrFail({ noteId: note.id });
 
 	if (poll.expiresAt && poll.expiresAt < createdAt) {
 		throw new ApiError(meta.errors.alreadyExpired);
@@ -153,7 +152,7 @@ export default define(meta, async (ps, user) => {
 
 	// リモート投票の場合リプライ送信
 	if (note.userHost != null) {
-		const pollOwner = await Users.findOne(note.userId).then(ensure) as IRemoteUser;
+		const pollOwner = await Users.findOneOrFail(note.userId) as IRemoteUser;
 
 		deliver(user, renderActivity(await renderVote(user, vote, note, poll, pollOwner)), pollOwner.inbox);
 	}
diff --git a/src/server/api/endpoints/room/show.ts b/src/server/api/endpoints/room/show.ts
index 96248a8c0c..e8af68956d 100644
--- a/src/server/api/endpoints/room/show.ts
+++ b/src/server/api/endpoints/room/show.ts
@@ -3,7 +3,6 @@ import define from '../../define';
 import { ApiError } from '../../error';
 import { Users, UserProfiles } from '../../../../models';
 import { ID } from '../../../../misc/cafy-id';
-import { ensure } from '../../../../prelude/ensure';
 import { toPunyNullable } from '../../../../misc/convert-host';
 
 export const meta = {
@@ -51,7 +50,7 @@ export default define(meta, async (ps, me) => {
 		throw new ApiError(meta.errors.noSuchUser);
 	}
 
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	if (profile.room.furnitures == null) {
 		await UserProfiles.update(user.id, {
diff --git a/src/server/api/private/signin.ts b/src/server/api/private/signin.ts
index 734758d63d..7a5efc6cc9 100644
--- a/src/server/api/private/signin.ts
+++ b/src/server/api/private/signin.ts
@@ -6,7 +6,6 @@ import config from '../../../config';
 import { Users, Signins, UserProfiles, UserSecurityKeys, AttestationChallenges } from '../../../models';
 import { ILocalUser } from '../../../models/entities/user';
 import { genId } from '../../../misc/gen-id';
-import { ensure } from '../../../prelude/ensure';
 import { verifyLogin, hash } from '../2fa';
 import { randomBytes } from 'crypto';
 
@@ -47,7 +46,7 @@ export default async (ctx: Koa.Context) => {
 		return;
 	}
 
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	// Compare password
 	const same = await bcrypt.compare(password, profile.password!);
diff --git a/src/server/api/service/discord.ts b/src/server/api/service/discord.ts
index 007458066d..fce840cde5 100644
--- a/src/server/api/service/discord.ts
+++ b/src/server/api/service/discord.ts
@@ -10,7 +10,6 @@ import signin from '../common/signin';
 import { fetchMeta } from '../../../misc/fetch-meta';
 import { Users, UserProfiles } from '../../../models';
 import { ILocalUser } from '../../../models/entities/user';
-import { ensure } from '../../../prelude/ensure';
 
 function getUserToken(ctx: Koa.Context) {
 	return ((ctx.headers['cookie'] || '').match(/igi=(\w+)/) || [null, null])[1];
@@ -41,12 +40,12 @@ router.get('/disconnect/discord', async ctx => {
 		return;
 	}
 
-	const user = await Users.findOne({
+	const user = await Users.findOneOrFail({
 		host: null,
 		token: userToken
-	}).then(ensure);
+	});
 
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	delete profile.integrations.discord;
 
@@ -253,12 +252,12 @@ router.get('/dc/cb', async ctx => {
 			return;
 		}
 
-		const user = await Users.findOne({
+		const user = await Users.findOneOrFail({
 			host: null,
 			token: userToken
-		}).then(ensure);
+		});
 
-		const profile = await UserProfiles.findOne(user.id).then(ensure);
+		const profile = await UserProfiles.findOneOrFail(user.id);
 
 		await UserProfiles.update(user.id, {
 			integrations: {
diff --git a/src/server/api/service/github.ts b/src/server/api/service/github.ts
index 663c3cc754..2b10fa02a0 100644
--- a/src/server/api/service/github.ts
+++ b/src/server/api/service/github.ts
@@ -10,7 +10,6 @@ import signin from '../common/signin';
 import { fetchMeta } from '../../../misc/fetch-meta';
 import { Users, UserProfiles } from '../../../models';
 import { ILocalUser } from '../../../models/entities/user';
-import { ensure } from '../../../prelude/ensure';
 
 function getUserToken(ctx: Koa.Context) {
 	return ((ctx.headers['cookie'] || '').match(/igi=(\w+)/) || [null, null])[1];
@@ -41,12 +40,12 @@ router.get('/disconnect/github', async ctx => {
 		return;
 	}
 
-	const user = await Users.findOne({
+	const user = await Users.findOneOrFail({
 		host: null,
 		token: userToken
-	}).then(ensure);
+	});
 
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	delete profile.integrations.github;
 
@@ -227,12 +226,12 @@ router.get('/gh/cb', async ctx => {
 			return;
 		}
 
-		const user = await Users.findOne({
+		const user = await Users.findOneOrFail({
 			host: null,
 			token: userToken
-		}).then(ensure);
+		});
 
-		const profile = await UserProfiles.findOne(user.id).then(ensure);
+		const profile = await UserProfiles.findOneOrFail(user.id);
 
 		await UserProfiles.update(user.id, {
 			integrations: {
diff --git a/src/server/api/service/twitter.ts b/src/server/api/service/twitter.ts
index 000eb57c1b..97e9d3a7fc 100644
--- a/src/server/api/service/twitter.ts
+++ b/src/server/api/service/twitter.ts
@@ -9,7 +9,6 @@ import signin from '../common/signin';
 import { fetchMeta } from '../../../misc/fetch-meta';
 import { Users, UserProfiles } from '../../../models';
 import { ILocalUser } from '../../../models/entities/user';
-import { ensure } from '../../../prelude/ensure';
 
 function getUserToken(ctx: Koa.Context) {
 	return ((ctx.headers['cookie'] || '').match(/igi=(\w+)/) || [null, null])[1];
@@ -40,12 +39,12 @@ router.get('/disconnect/twitter', async ctx => {
 		return;
 	}
 
-	const user = await Users.findOne({
+	const user = await Users.findOneOrFail({
 		host: null,
 		token: userToken
-	}).then(ensure);
+	});
 
-	const profile = await UserProfiles.findOne(user.id).then(ensure);
+	const profile = await UserProfiles.findOneOrFail(user.id);
 
 	delete profile.integrations.twitter;
 
@@ -163,12 +162,12 @@ router.get('/tw/cb', async ctx => {
 
 		const result = await twAuth!.done(JSON.parse(twCtx), verifier);
 
-		const user = await Users.findOne({
+		const user = await Users.findOneOrFail({
 			host: null,
 			token: userToken
-		}).then(ensure);
+		});
 
-		const profile = await UserProfiles.findOne(user.id).then(ensure);
+		const profile = await UserProfiles.findOneOrFail(user.id);
 
 		await UserProfiles.update(user.id, {
 			integrations: {