fix: URLプレビューの動作改善＋動作設定を可能にする (#13579)

* wip

* support new version

* URLプレビュー無効化時、フロント側も非表示にしてリクエストをしないようにする

* fix lint

* fix lint

* tweak preview request error handles

* fix: CHANGELOG.md

* fix

* fix

---------

Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>

CHANGELOG.md

@@ -1,6 +1,10 @@
 ## Unreleased
 
+### Note
+- コントロールパネル内にあるサマリープロキシの設定個所がセキュリティから全般へ変更となります。
+
 ### General
+- Enhance: URLプレビューの有効化・無効化を設定できるように #13569
 - Enhance: アンテナでBotによるノートを除外できるように  
   (Cherry-picked from https://github.com/MisskeyIO/misskey/pull/545)
 - Fix: Play作成時に設定した公開範囲が機能していない問題を修正
@@ -25,6 +29,7 @@
 
 ### Server
 - Enhance: エンドポイント`antennas/update`の必須項目を`antennaId`のみに
+- Enhance: misskey-dev/summaly@5.1.0の取り込み（プレビュー生成処理の効率化）
 - Fix: フォローリクエストを作成する際に既存のものは削除するように  
   (Cherry-picked from https://activitypub.software/TransFem-org/Sharkey/-/merge_requests/440)
 

locales/index.d.ts

@@ -4916,6 +4916,10 @@ export interface Locale extends ILocale {
      * リトライ
      */
     "gameRetry": string;
+    /**
+     * 使用しない場合は空欄にしてください
+     */
+    "notUsePleaseLeaveBlank": string;
     "_bubbleGame": {
         /**
          * 遊び方
@@ -9768,6 +9772,60 @@ export interface Locale extends ILocale {
          */
         "header": string;
     };
+    "_urlPreviewSetting": {
+        /**
+         * URLプレビューの設定
+         */
+        "title": string;
+        /**
+         * URLプレビューを有効にする
+         */
+        "enable": string;
+        /**
+         * プレビュー取得時のタイムアウト(ms)
+         */
+        "timeout": string;
+        /**
+         * プレビュー取得の所要時間がこの値を超えた場合、プレビューは生成されません。
+         */
+        "timeoutDescription": string;
+        /**
+         * Content-Lengthの最大値(byte)
+         */
+        "maximumContentLength": string;
+        /**
+         * Content-Lengthがこの値を超えた場合、プレビューは生成されません。
+         */
+        "maximumContentLengthDescription": string;
+        /**
+         * Content-Lengthが取得できた場合のみプレビューを生成
+         */
+        "requireContentLength": string;
+        /**
+         * 相手サーバがContent-Lengthを返さない場合、プレビューは生成されません。
+         */
+        "requireContentLengthDescription": string;
+        /**
+         * User-Agent
+         */
+        "userAgent": string;
+        /**
+         * プレビュー取得時に使用されるUser-Agentを設定します。空欄の場合、デフォルトのUser-Agentが使用されます。
+         */
+        "userAgentDescription": string;
+        /**
+         * プレビューを生成するプロキシのエンドポイント
+         */
+        "summaryProxy": string;
+        /**
+         * Misskey本体ではなく、サマリープロキシを使用してプレビューを生成します。
+         */
+        "summaryProxyDescription": string;
+        /**
+         * プロキシには下記パラメータがクエリ文字列として連携されます。プロキシ側がこれらをサポートしない場合、設定値は無視されます。
+         */
+        "summaryProxyDescription2": string;
+    };
 }
 declare const locales: {
     [lang: string]: Locale;

locales/ja-JP.yml

@@ -1225,6 +1225,7 @@ enableHorizontalSwipe: "スワイプしてタブを切り替える"
 loading: "読み込み中"
 surrender: "やめる"
 gameRetry: "リトライ"
+notUsePleaseLeaveBlank: "使用しない場合は空欄にしてください"
 
 _bubbleGame:
   howToPlay: "遊び方"
@@ -2602,3 +2603,17 @@ _offlineScreen:
   title: "オフライン - サーバーに接続できません"
   header: "サーバーに接続できません"
 
+_urlPreviewSetting:
+  title: "URLプレビューの設定"
+  enable: "URLプレビューを有効にする"
+  timeout: "プレビュー取得時のタイムアウト(ms)"
+  timeoutDescription: "プレビュー取得の所要時間がこの値を超えた場合、プレビューは生成されません。"
+  maximumContentLength: "Content-Lengthの最大値(byte)"
+  maximumContentLengthDescription: "Content-Lengthがこの値を超えた場合、プレビューは生成されません。"
+  requireContentLength: "Content-Lengthが取得できた場合のみプレビューを生成"
+  requireContentLengthDescription: "相手サーバがContent-Lengthを返さない場合、プレビューは生成されません。"
+  userAgent: "User-Agent"
+  userAgentDescription: "プレビュー取得時に使用されるUser-Agentを設定します。空欄の場合、デフォルトのUser-Agentが使用されます。"
+  summaryProxy: "プレビューを生成するプロキシのエンドポイント"
+  summaryProxyDescription: "Misskey本体ではなく、サマリープロキシを使用してプレビューを生成します。"
+  summaryProxyDescription2: "プロキシには下記パラメータがクエリ文字列として連携されます。プロキシ側がこれらをサポートしない場合、設定値は無視されます。"

packages/backend/migration/1710512074000-url-preview-meta.js

@@ -0,0 +1,42 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+export class UrlPreviewMeta1710512074000 {
+    name = 'UrlPreviewMeta1710512074000'
+
+    async up(queryRunner) {
+        await queryRunner.query(`
+					alter table meta
+						rename column "summalyProxy" to "urlPreviewSummaryProxyUrl";
+					alter table meta
+						add "urlPreviewEnabled" boolean default true not null;
+					alter table meta
+						add "urlPreviewTimeout" integer default 10000 not null;
+					alter table meta
+						add "urlPreviewMaximumContentLength" bigint default 10485760 not null;
+					alter table meta
+						add "urlPreviewRequireContentLength" boolean default false not null;
+					alter table meta
+						add "urlPreviewUserAgent" varchar(1024) default null;
+				`);
+    }
+
+    async down(queryRunner) {
+        await queryRunner.query(`
+					alter table meta
+						rename column "urlPreviewSummaryProxyUrl" to "summalyProxy";
+					alter table meta
+						drop column "urlPreviewEnabled";
+					alter table meta
+						drop column "urlPreviewTimeout";
+					alter table meta
+						drop column "urlPreviewMaximumContentLength";
+					alter table meta
+						drop column "urlPreviewRequireContentLength";
+					alter table meta
+						drop column "urlPreviewUserAgent";
+				`);
+    }
+}

packages/backend/package.json

@@ -80,7 +80,7 @@
 		"@fastify/static": "6.12.0",
 		"@fastify/view": "8.2.0",
 		"@misskey-dev/sharp-read-bmp": "1.2.0",
-		"@misskey-dev/summaly": "5.0.3",
+		"@misskey-dev/summaly": "5.1.0",
 		"@nestjs/common": "10.3.3",
 		"@nestjs/core": "10.3.3",
 		"@nestjs/testing": "10.3.3",

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

@@ -111,6 +111,7 @@ export class MetaEntityService {
 			policies: { ...DEFAULT_POLICIES, ...instance.policies },
 
 			mediaProxy: this.config.mediaProxy,
+			enableUrlPreview: instance.urlPreviewEnabled,
 		};
 
 		return packed;

packages/backend/src/models/Meta.ts

@@ -277,12 +277,6 @@ export class MiMeta {
 	})
 	public enableSensitiveMediaDetectionForVideos: boolean;
 
-	@Column('varchar', {
-		length: 1024,
-		nullable: true,
-	})
-	public summalyProxy: string | null;
-
 	@Column('boolean', {
 		default: false,
 	})
@@ -588,4 +582,36 @@ export class MiMeta {
 		default: 0,
 	})
 	public notesPerOneAd: number;
+
+	@Column('boolean', {
+		default: true,
+	})
+	public urlPreviewEnabled: boolean;
+
+	@Column('integer', {
+		default: 10000,
+	})
+	public urlPreviewTimeout: number;
+
+	@Column('bigint', {
+		default: 1024 * 1024 * 10,
+	})
+	public urlPreviewMaximumContentLength: number;
+
+	@Column('boolean', {
+		default: true,
+	})
+	public urlPreviewRequireContentLength: boolean;
+
+	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public urlPreviewSummaryProxyUrl: string | null;
+
+	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public urlPreviewUserAgent: string | null;
 }

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

@@ -207,6 +207,10 @@ export const packedMetaLiteSchema = {
 			type: 'string',
 			optional: false, nullable: false,
 		},
+		enableUrlPreview: {
+			type: 'boolean',
+			optional: false, nullable: false,
+		},
 		backgroundImageUrl: {
 			type: 'string',
 			optional: false, nullable: true,

packages/backend/src/server/api/endpoints/admin/meta.ts

@@ -434,6 +434,8 @@ export const meta = {
 			summalyProxy: {
 				type: 'string',
 				optional: false, nullable: true,
+				deprecated: true,
+				description: '[Deprecated] Use "urlPreviewSummaryProxyUrl" instead.',
 			},
 			themeColor: {
 				type: 'string',
@@ -451,6 +453,30 @@ export const meta = {
 				type: 'string',
 				optional: false, nullable: false,
 			},
+			urlPreviewEnabled: {
+				type: 'boolean',
+				optional: false, nullable: false,
+			},
+			urlPreviewTimeout: {
+				type: 'number',
+				optional: false, nullable: false,
+			},
+			urlPreviewMaximumContentLength: {
+				type: 'number',
+				optional: false, nullable: false,
+			},
+			urlPreviewRequireContentLength: {
+				type: 'boolean',
+				optional: false, nullable: false,
+			},
+			urlPreviewUserAgent: {
+				type: 'string',
+				optional: false, nullable: true,
+			},
+			urlPreviewSummaryProxyUrl: {
+				type: 'string',
+				optional: false, nullable: true,
+			},
 		},
 	},
 } as const;
@@ -533,7 +559,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				setSensitiveFlagAutomatically: instance.setSensitiveFlagAutomatically,
 				enableSensitiveMediaDetectionForVideos: instance.enableSensitiveMediaDetectionForVideos,
 				proxyAccountId: instance.proxyAccountId,
-				summalyProxy: instance.summalyProxy,
 				email: instance.email,
 				smtpSecure: instance.smtpSecure,
 				smtpHost: instance.smtpHost,
@@ -577,6 +602,13 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				perUserHomeTimelineCacheMax: instance.perUserHomeTimelineCacheMax,
 				perUserListTimelineCacheMax: instance.perUserListTimelineCacheMax,
 				notesPerOneAd: instance.notesPerOneAd,
+				summalyProxy: instance.urlPreviewSummaryProxyUrl,
+				urlPreviewEnabled: instance.urlPreviewEnabled,
+				urlPreviewTimeout: instance.urlPreviewTimeout,
+				urlPreviewMaximumContentLength: instance.urlPreviewMaximumContentLength,
+				urlPreviewRequireContentLength: instance.urlPreviewRequireContentLength,
+				urlPreviewUserAgent: instance.urlPreviewUserAgent,
+				urlPreviewSummaryProxyUrl: instance.urlPreviewSummaryProxyUrl,
 			};
 		});
 	}

packages/backend/src/server/api/endpoints/admin/update-meta.ts

@@ -90,7 +90,6 @@ export const paramDef = {
 				type: 'string',
 			},
 		},
-		summalyProxy: { type: 'string', nullable: true },
 		deeplAuthKey: { type: 'string', nullable: true },
 		deeplIsPro: { type: 'boolean' },
 		enableEmail: { type: 'boolean' },
@@ -150,6 +149,16 @@ export const paramDef = {
 				type: 'string',
 			},
 		},
+		summalyProxy: {
+			type: 'string', nullable: true,
+			description: '[Deprecated] Use "urlPreviewSummaryProxyUrl" instead.',
+		},
+		urlPreviewEnabled: { type: 'boolean' },
+		urlPreviewTimeout: { type: 'integer' },
+		urlPreviewMaximumContentLength: { type: 'integer' },
+		urlPreviewRequireContentLength: { type: 'boolean' },
+		urlPreviewUserAgent: { type: 'string', nullable: true },
+		urlPreviewSummaryProxyUrl: { type: 'string', nullable: true },
 	},
 	required: [],
 } as const;
@@ -353,10 +362,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				set.langs = ps.langs.filter(Boolean);
 			}
 
-			if (ps.summalyProxy !== undefined) {
-				set.summalyProxy = ps.summalyProxy;
-			}
-
 			if (ps.enableEmail !== undefined) {
 				set.enableEmail = ps.enableEmail;
 			}
@@ -581,6 +586,32 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				set.bannedEmailDomains = ps.bannedEmailDomains;
 			}
 
+			if (ps.urlPreviewEnabled !== undefined) {
+				set.urlPreviewEnabled = ps.urlPreviewEnabled;
+			}
+
+			if (ps.urlPreviewTimeout !== undefined) {
+				set.urlPreviewTimeout = ps.urlPreviewTimeout;
+			}
+
+			if (ps.urlPreviewMaximumContentLength !== undefined) {
+				set.urlPreviewMaximumContentLength = ps.urlPreviewMaximumContentLength;
+			}
+
+			if (ps.urlPreviewRequireContentLength !== undefined) {
+				set.urlPreviewRequireContentLength = ps.urlPreviewRequireContentLength;
+			}
+
+			if (ps.urlPreviewUserAgent !== undefined) {
+				const value = (ps.urlPreviewUserAgent ?? '').trim();
+				set.urlPreviewUserAgent = value === '' ? null : ps.urlPreviewUserAgent;
+			}
+
+			if (ps.summalyProxy !== undefined || ps.urlPreviewSummaryProxyUrl !== undefined) {
+				const value = ((ps.urlPreviewSummaryProxyUrl ?? ps.summalyProxy) ?? '').trim();
+				set.urlPreviewSummaryProxyUrl = value === '' ? null : value;
+			}
+
 			const before = await this.metaService.fetch(true);
 
 			await this.metaService.update(set);

packages/backend/src/server/web/UrlPreviewService.ts

@@ -5,6 +5,7 @@
 
 import { Inject, Injectable } from '@nestjs/common';
 import { summaly } from '@misskey-dev/summaly';
+import { SummalyResult } from '@misskey-dev/summaly/built/summary.js';
 import { DI } from '@/di-symbols.js';
 import type { Config } from '@/config.js';
 import { MetaService } from '@/core/MetaService.js';
@@ -14,6 +15,7 @@ import { query } from '@/misc/prelude/url.js';
 import { LoggerService } from '@/core/LoggerService.js';
 import { bindThis } from '@/decorators.js';
 import { ApiError } from '@/server/api/error.js';
+import { MiMeta } from '@/models/Meta.js';
 import type { FastifyRequest, FastifyReply } from 'fastify';
 
 @Injectable()
@@ -62,24 +64,25 @@ export class UrlPreviewService {
 
 		const meta = await this.metaService.fetch();
 
-		this.logger.info(meta.summalyProxy
+		if (!meta.urlPreviewEnabled) {
+			reply.code(403);
+			return {
+				error: new ApiError({
+					message: 'URL preview is disabled',
+					code: 'URL_PREVIEW_DISABLED',
+					id: '58b36e13-d2f5-0323-b0c6-76aa9dabefb8',
+				}),
+			};
+		}
+
+		this.logger.info(meta.urlPreviewSummaryProxyUrl
 			? `(Proxy) Getting preview of ${url}@${lang} ...`
 			: `Getting preview of ${url}@${lang} ...`);
+
 		try {
-			const summary = meta.summalyProxy ?
+			const summary = meta.urlPreviewSummaryProxyUrl
-				await this.httpRequestService.getJson<ReturnType<typeof summaly>>(`${meta.summalyProxy}?${query({
+				? await this.fetchSummaryFromProxy(url, meta, lang)
-					url: url,
+				: await this.fetchSummary(url, meta, lang);
-					lang: lang ?? 'ja-JP',
-				})}`)
-				:
-				await summaly(url, {
-					followRedirects: false,
-					lang: lang ?? 'ja-JP',
-					agent: this.config.proxy ? {
-						http: this.httpRequestService.httpAgent,
-						https: this.httpRequestService.httpsAgent,
-					} : undefined,
-				});
 
 			this.logger.succ(`Got preview of ${url}: ${summary.title}`);
 
@@ -100,6 +103,7 @@ export class UrlPreviewService {
 			return summary;
 		} catch (err) {
 			this.logger.warn(`Failed to get preview of ${url}: ${err}`);
+
 			reply.code(422);
 			reply.header('Cache-Control', 'max-age=86400, immutable');
 			return {
@@ -111,4 +115,37 @@ export class UrlPreviewService {
 			};
 		}
 	}
+
+	private fetchSummary(url: string, meta: MiMeta, lang?: string): Promise<SummalyResult> {
+		const agent = this.config.proxy
+			? {
+				http: this.httpRequestService.httpAgent,
+				https: this.httpRequestService.httpsAgent,
+			}
+			: undefined;
+
+		return summaly(url, {
+			followRedirects: false,
+			lang: lang ?? 'ja-JP',
+			agent: agent,
+			userAgent: meta.urlPreviewUserAgent ?? undefined,
+			operationTimeout: meta.urlPreviewTimeout,
+			contentLengthLimit: meta.urlPreviewMaximumContentLength,
+			contentLengthRequired: meta.urlPreviewRequireContentLength,
+		});
+	}
+
+	private fetchSummaryFromProxy(url: string, meta: MiMeta, lang?: string): Promise<SummalyResult> {
+		const proxy = meta.urlPreviewSummaryProxyUrl!;
+		const queryStr = query({
+			url: url,
+			lang: lang ?? 'ja-JP',
+			userAgent: meta.urlPreviewUserAgent ?? undefined,
+			operationTimeout: meta.urlPreviewTimeout,
+			contentLengthLimit: meta.urlPreviewMaximumContentLength,
+			contentLengthRequired: meta.urlPreviewRequireContentLength,
+		});
+
+		return this.httpRequestService.getJson<SummalyResult>(`${proxy}?${queryStr}`);
+	}
 }

packages/frontend/src/components/MkLink.vue

@@ -18,6 +18,7 @@ import { defineAsyncComponent, ref } from 'vue';
 import { url as local } from '@/config.js';
 import { useTooltip } from '@/scripts/use-tooltip.js';
 import * as os from '@/os.js';
+import { isEnabledUrlPreview } from '@/instance.js';
 
 const props = withDefaults(defineProps<{
 	url: string;
@@ -31,6 +32,7 @@ const target = self ? null : '_blank';
 
 const el = ref<HTMLElement | { $el: HTMLElement }>();
 
+if (isEnabledUrlPreview.value) {
 	useTooltip(el, (showing) => {
 		os.popup(defineAsyncComponent(() => import('@/components/MkUrlPreviewPopup.vue')), {
 			showing,
@@ -38,6 +40,7 @@ useTooltip(el, (showing) => {
 			source: el.value instanceof HTMLElement ? el.value : el.value?.$el,
 		}, {}, 'closed');
 	});
+}
 </script>
 
 <style lang="scss" module>

packages/frontend/src/components/MkNote.vue

@@ -82,7 +82,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<MkMediaList :mediaList="appearNote.files"/>
 					</div>
 					<MkPoll v-if="appearNote.poll" :noteId="appearNote.id" :poll="appearNote.poll" :class="$style.poll"/>
+					<div v-if="isEnabledUrlPreview">
 						<MkUrlPreview v-for="url in urls" :key="url" :url="url" :compact="true" :detail="false" :class="$style.urlPreview"/>
+					</div>
 					<div v-if="appearNote.renote" :class="$style.quote"><MkNoteSimple :note="appearNote.renote" :class="$style.quoteNote"/></div>
 					<button v-if="isLong && collapsed" :class="$style.collapsed" class="_button" @click="collapsed = false">
 						<span :class="$style.collapsedLabel">{{ i18n.ts.showMore }}</span>
@@ -194,6 +196,7 @@ import { MenuItem } from '@/types/menu.js';
 import MkRippleEffect from '@/components/MkRippleEffect.vue';
 import { showMovedDialog } from '@/scripts/show-moved-dialog.js';
 import { shouldCollapsed } from '@/scripts/collapsed.js';
+import { isEnabledUrlPreview } from '@/instance.js';
 
 const props = withDefaults(defineProps<{
 	note: Misskey.entities.Note;
@@ -268,7 +271,7 @@ const renoteCollapsed = ref(
 	defaultStore.state.collapseRenotes && isRenote && (
 		($i && ($i.id === note.value.userId || $i.id === appearNote.value.userId)) || // `||` must be `||`! See https://github.com/misskey-dev/misskey/issues/13131
 		(appearNote.value.myReaction != null)
-	)
+	),
 );
 
 /* Overload FunctionにLintが対応していないのでコメントアウト

packages/frontend/src/components/MkNoteDetailed.vue

@@ -95,7 +95,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<MkMediaList :mediaList="appearNote.files"/>
 				</div>
 				<MkPoll v-if="appearNote.poll" ref="pollViewer" :noteId="appearNote.id" :poll="appearNote.poll" :class="$style.poll"/>
+				<div v-if="isEnabledUrlPreview">
 					<MkUrlPreview v-for="url in urls" :key="url" :url="url" :compact="true" :detail="true" style="margin-top: 6px;"/>
+				</div>
 				<div v-if="appearNote.renote" :class="$style.quote"><MkNoteSimple :note="appearNote.renote" :class="$style.quoteNote"/></div>
 			</div>
 			<MkA v-if="appearNote.channel && !inChannel" :class="$style.channel" :to="`/channels/${appearNote.channel.id}`"><i class="ti ti-device-tv"></i> {{ appearNote.channel.name }}</MkA>
@@ -229,6 +231,7 @@ import MkUserCardMini from '@/components/MkUserCardMini.vue';
 import MkPagination, { type Paging } from '@/components/MkPagination.vue';
 import MkReactionIcon from '@/components/MkReactionIcon.vue';
 import MkButton from '@/components/MkButton.vue';
+import { isEnabledUrlPreview } from '@/instance.js';
 
 const props = defineProps<{
 	note: Misskey.entities.Note;

packages/frontend/src/components/MkUrlPreview.vue

@@ -110,7 +110,6 @@ const MOBILE_THRESHOLD = 500;
 const isMobile = ref(deviceKind === 'smartphone' || window.innerWidth <= MOBILE_THRESHOLD);
 
 const self = props.url.startsWith(local);
-const attr = self ? 'to' : 'href';
 const target = self ? null : '_blank';
 const fetching = ref(true);
 const title = ref<string | null>(null);
@@ -152,15 +151,16 @@ requestUrl.hash = '';
 window.fetch(`/url?url=${encodeURIComponent(requestUrl.href)}&lang=${versatileLang}`)
 	.then(res => {
 		if (!res.ok) {
-			fetching.value = false;
+			if (_DEV_) {
-			unknownUrl.value = true;
+				console.warn(`[HTTP${res.status}] Failed to fetch url preview`);
-			return;
+			}
+			return null;
 		}
 
 		return res.json();
 	})
-	.then((info: SummalyResult) => {
+	.then((info: SummalyResult | null) => {
-		if (info.url == null) {
+		if (!info || info.url == null) {
 			fetching.value = false;
 			unknownUrl.value = true;
 			return;

packages/frontend/src/components/global/MkUrl.vue

@@ -30,6 +30,7 @@ import { url as local } from '@/config.js';
 import * as os from '@/os.js';
 import { useTooltip } from '@/scripts/use-tooltip.js';
 import { safeURIDecode } from '@/scripts/safe-uri-decode.js';
+import { isEnabledUrlPreview } from '@/instance.js';
 
 const props = withDefaults(defineProps<{
 	url: string;
@@ -44,7 +45,7 @@ const url = new URL(props.url);
 if (!['http:', 'https:'].includes(url.protocol)) throw new Error('invalid url');
 const el = ref();
 
-if (props.showUrlPreview) {
+if (props.showUrlPreview && isEnabledUrlPreview.value) {
 	useTooltip(el, (showing) => {
 		os.popup(defineAsyncComponent(() => import('@/components/MkUrlPreviewPopup.vue')), {
 			showing,

packages/frontend/src/components/page/page.text.vue

@@ -6,8 +6,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <div class="_gaps" :class="$style.textRoot">
 	<Mfm :text="block.text ?? ''" :isNote="false"/>
+	<div v-if="isEnabledUrlPreview">
 		<MkUrlPreview v-for="url in urls" :key="url" :url="url"/>
 	</div>
+</div>
 </template>
 
 <script lang="ts" setup>
@@ -15,6 +17,7 @@ import { defineAsyncComponent } from 'vue';
 import * as mfm from 'mfm-js';
 import * as Misskey from 'misskey-js';
 import { extractUrlFromMfm } from '@/scripts/extract-url-from-mfm.js';
+import { isEnabledUrlPreview } from '@/instance.js';
 
 const MkUrlPreview = defineAsyncComponent(() => import('@/components/MkUrlPreview.vue'));
 

packages/frontend/src/instance.ts

@@ -36,6 +36,8 @@ export const infoImageUrl = computed(() => instance.infoImageUrl ?? DEFAULT_INFO
 
 export const notFoundImageUrl = computed(() => instance.notFoundImageUrl ?? DEFAULT_NOT_FOUND_IMAGE_URL);
 
+export const isEnabledUrlPreview = computed(() => instance.enableUrlPreview ?? true);
+
 export async function fetchInstance(force = false): Promise<void> {
 	if (!force) {
 		const cachedAt = miLocalStorage.getItem('instanceCachedAt') ? parseInt(miLocalStorage.getItem('instanceCachedAt')!) : 0;

packages/frontend/src/pages/admin/security.vue

@@ -118,19 +118,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 						</MkSwitch>
 					</div>
 				</MkFolder>
-
-				<MkFolder>
-					<template #label>Summaly Proxy</template>
-
-					<div class="_gaps_m">
-						<MkInput v-model="summalyProxy">
-							<template #prefix><i class="ti ti-link"></i></template>
-							<template #label>Summaly Proxy URL</template>
-						</MkInput>
-
-						<MkButton primary @click="save"><i class="ti ti-device-floppy"></i> {{ i18n.ts.save }}</MkButton>
-					</div>
-				</MkFolder>
 			</div>
 		</FormSuspense>
 	</MkSpacer>
@@ -155,7 +142,6 @@ import { fetchInstance } from '@/instance.js';
 import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 
-const summalyProxy = ref<string>('');
 const enableHcaptcha = ref<boolean>(false);
 const enableMcaptcha = ref<boolean>(false);
 const enableRecaptcha = ref<boolean>(false);
@@ -175,7 +161,6 @@ const bannedEmailDomains = ref<string>('');
 
 async function init() {
 	const meta = await misskeyApi('admin/meta');
-	summalyProxy.value = meta.summalyProxy;
 	enableHcaptcha.value = meta.enableHcaptcha;
 	enableMcaptcha.value = meta.enableMcaptcha;
 	enableRecaptcha.value = meta.enableRecaptcha;
@@ -201,7 +186,6 @@ async function init() {
 
 function save() {
 	os.apiWithDialog('admin/update-meta', {
-		summalyProxy: summalyProxy.value,
 		sensitiveMediaDetection: sensitiveMediaDetection.value,
 		sensitiveMediaDetectionSensitivity:
 			sensitiveMediaDetectionSensitivity.value === 0 ? 'veryLow' :

packages/frontend/src/pages/admin/settings.vue

@@ -143,6 +143,53 @@ SPDX-License-Identifier: AGPL-3.0-only
 							</div>
 						</div>
 					</FormSection>
+
+					<FormSection>
+						<template #label>{{ i18n.ts._urlPreviewSetting.title }}</template>
+
+						<div class="_gaps_m">
+							<MkSwitch v-model="urlPreviewEnabled">
+								<template #label>{{ i18n.ts._urlPreviewSetting.enable }}</template>
+							</MkSwitch>
+
+							<MkSwitch v-model="urlPreviewRequireContentLength">
+								<template #label>{{ i18n.ts._urlPreviewSetting.requireContentLength }}</template>
+								<template #caption>{{ i18n.ts._urlPreviewSetting.requireContentLengthDescription }}</template>
+							</MkSwitch>
+
+							<MkInput v-model="urlPreviewMaximumContentLength" type="number">
+								<template #label>{{ i18n.ts._urlPreviewSetting.maximumContentLength }}</template>
+								<template #caption>{{ i18n.ts._urlPreviewSetting.maximumContentLengthDescription }}</template>
+							</MkInput>
+
+							<MkInput v-model="urlPreviewTimeout" type="number">
+								<template #label>{{ i18n.ts._urlPreviewSetting.timeout }}</template>
+								<template #caption>{{ i18n.ts._urlPreviewSetting.timeoutDescription }}</template>
+							</MkInput>
+
+							<MkInput v-model="urlPreviewUserAgent" type="text">
+								<template #label>{{ i18n.ts._urlPreviewSetting.userAgent }}</template>
+								<template #caption>{{ i18n.ts._urlPreviewSetting.userAgentDescription }}</template>
+							</MkInput>
+
+							<div>
+								<MkInput v-model="urlPreviewSummaryProxyUrl" type="text">
+									<template #label>{{ i18n.ts._urlPreviewSetting.summaryProxy }}</template>
+									<template #caption>[{{ i18n.ts.notUsePleaseLeaveBlank }}] {{ i18n.ts._urlPreviewSetting.summaryProxyDescription }}</template>
+								</MkInput>
+
+								<div :class="$style.subCaption">
+									{{ i18n.ts._urlPreviewSetting.summaryProxyDescription2 }}
+									<ul style="padding-left: 20px; margin: 4px 0">
+										<li>{{ i18n.ts._urlPreviewSetting.timeout }} / key:timeout</li>
+										<li>{{ i18n.ts._urlPreviewSetting.maximumContentLength }} / key:contentLengthLimit</li>
+										<li>{{ i18n.ts._urlPreviewSetting.requireContentLength }} / key:contentLengthRequired</li>
+										<li>{{ i18n.ts._urlPreviewSetting.userAgent }} / key:userAgent</li>
+									</ul>
+								</div>
+							</div>
+						</div>
+					</FormSection>
 				</div>
 			</FormSuspense>
 		</MkSpacer>
@@ -173,6 +220,8 @@ import { fetchInstance, instance } from '@/instance.js';
 import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import MkButton from '@/components/MkButton.vue';
+import MkFolder from '@/components/MkFolder.vue';
+import MkSelect from '@/components/MkSelect.vue';
 
 const name = ref<string | null>(null);
 const shortName = ref<string | null>(null);
@@ -194,6 +243,12 @@ const perRemoteUserUserTimelineCacheMax = ref<number>(0);
 const perUserHomeTimelineCacheMax = ref<number>(0);
 const perUserListTimelineCacheMax = ref<number>(0);
 const notesPerOneAd = ref<number>(0);
+const urlPreviewEnabled = ref<boolean>(true);
+const urlPreviewTimeout = ref<number>(10000);
+const urlPreviewMaximumContentLength = ref<number>(1024 * 1024 * 10);
+const urlPreviewRequireContentLength = ref<boolean>(true);
+const urlPreviewUserAgent = ref<string | null>(null);
+const urlPreviewSummaryProxyUrl = ref<string | null>(null);
 
 async function init(): Promise<void> {
 	const meta = await misskeyApi('admin/meta');
@@ -217,9 +272,15 @@ async function init(): Promise<void> {
 	perUserHomeTimelineCacheMax.value = meta.perUserHomeTimelineCacheMax;
 	perUserListTimelineCacheMax.value = meta.perUserListTimelineCacheMax;
 	notesPerOneAd.value = meta.notesPerOneAd;
+	urlPreviewEnabled.value = meta.urlPreviewEnabled;
+	urlPreviewTimeout.value = meta.urlPreviewTimeout;
+	urlPreviewMaximumContentLength.value = meta.urlPreviewMaximumContentLength;
+	urlPreviewRequireContentLength.value = meta.urlPreviewRequireContentLength;
+	urlPreviewUserAgent.value = meta.urlPreviewUserAgent;
+	urlPreviewSummaryProxyUrl.value = meta.urlPreviewSummaryProxyUrl;
 }
 
-async function save(): void {
+async function save() {
 	await os.apiWithDialog('admin/update-meta', {
 		name: name.value,
 		shortName: shortName.value === '' ? null : shortName.value,
@@ -241,6 +302,12 @@ async function save(): void {
 		perUserHomeTimelineCacheMax: perUserHomeTimelineCacheMax.value,
 		perUserListTimelineCacheMax: perUserListTimelineCacheMax.value,
 		notesPerOneAd: notesPerOneAd.value,
+		urlPreviewEnabled: urlPreviewEnabled.value,
+		urlPreviewTimeout: urlPreviewTimeout.value,
+		urlPreviewMaximumContentLength: urlPreviewMaximumContentLength.value,
+		urlPreviewRequireContentLength: urlPreviewRequireContentLength.value,
+		urlPreviewUserAgent: urlPreviewUserAgent.value,
+		urlPreviewSummaryProxyUrl: urlPreviewSummaryProxyUrl.value,
 	});
 
 	fetchInstance(true);
@@ -259,4 +326,9 @@ definePageMetadata(() => ({
 	-webkit-backdrop-filter: var(--blur, blur(15px));
 	backdrop-filter: var(--blur, blur(15px));
 }
+
+.subCaption {
+	font-size: 0.85em;
+	color: var(--fgTransparentWeak);
+}
 </style>

packages/misskey-js/src/autogen/types.ts

@@ -4810,6 +4810,7 @@ export type components = {
       enableServiceWorker: boolean;
       translatorAvailable: boolean;
       mediaProxy: string;
+      enableUrlPreview: boolean;
       backgroundImageUrl: string | null;
       impressumUrl: string | null;
       logoImageUrl: string | null;
@@ -4962,11 +4963,21 @@ export type operations = {
             objectStorageS3ForcePathStyle: boolean;
             privacyPolicyUrl: string | null;
             repositoryUrl: string | null;
+            /**
+             * @deprecated
+             * @description [Deprecated] Use "urlPreviewSummaryProxyUrl" instead.
+             */
             summalyProxy: string | null;
             themeColor: string | null;
             tosUrl: string | null;
             uri: string;
             version: string;
+            urlPreviewEnabled: boolean;
+            urlPreviewTimeout: number;
+            urlPreviewMaximumContentLength: number;
+            urlPreviewRequireContentLength: boolean;
+            urlPreviewUserAgent: string | null;
+            urlPreviewSummaryProxyUrl: string | null;
           };
         };
       };
@@ -8862,7 +8873,6 @@ export type operations = {
           maintainerName?: string | null;
           maintainerEmail?: string | null;
           langs?: string[];
-          summalyProxy?: string | null;
           deeplAuthKey?: string | null;
           deeplIsPro?: boolean;
           enableEmail?: boolean;
@@ -8916,6 +8926,14 @@ export type operations = {
           perUserListTimelineCacheMax?: number;
           notesPerOneAd?: number;
           silencedHosts?: string[] | null;
+          /** @description [Deprecated] Use "urlPreviewSummaryProxyUrl" instead. */
+          summalyProxy?: string | null;
+          urlPreviewEnabled?: boolean;
+          urlPreviewTimeout?: number;
+          urlPreviewMaximumContentLength?: number;
+          urlPreviewRequireContentLength?: boolean;
+          urlPreviewUserAgent?: string | null;
+          urlPreviewSummaryProxyUrl?: string | null;
         };
       };
     };

pnpm-lock.yaml

@@ -117,8 +117,8 @@ importers:
         specifier: 1.2.0
         version: 1.2.0
       '@misskey-dev/summaly':
-        specifier: 5.0.3
+        specifier: 5.1.0
-        version: 5.0.3
+        version: 5.1.0
       '@nestjs/common':
         specifier: 10.3.3
         version: 10.3.3(reflect-metadata@0.2.1)(rxjs@7.8.1)
@@ -4772,6 +4772,20 @@ packages:
       jschardet: 3.0.0
       private-ip: 2.3.3
       trace-redirect: 1.0.6
+    dev: true
+
+  /@misskey-dev/summaly@5.1.0:
+    resolution: {integrity: sha512-WAUrgX3/z4h4aI8Y/WVwmJcJ6Fa1Zf2LJCSS651t9MHoWVGABLsQ2KCXRGmlpk4i+cMDNIwweObUroosE7j8rg==}
+    dependencies:
+      cheerio: 1.0.0-rc.12
+      escape-regexp: 0.0.1
+      got: 12.6.1
+      html-entities: 2.3.2
+      iconv-lite: 0.6.3
+      jschardet: 3.0.0
+      private-ip: 2.3.3
+      trace-redirect: 1.0.6
+    dev: false
 
   /@mole-inc/bin-wrapper@8.0.1:
     resolution: {integrity: sha512-sTGoeZnjI8N4KS+sW2AN95gDBErhAguvkw/tWdCjeM8bvxpz5lqrnd0vOJABA1A+Ic3zED7PYoLP/RANLgVotA==}