feat: 条件に一致したURLプレビューのサムネイルを隠すことができるように (#17635)

* URLプレビューのサムネイルを隠す機能を追加 (MisskeyIO#214)

* Update Changelog

* fix

* Update Changelog

* fix

* fix: もうセンシティブと判定されている場合はそれをそのまま通すように

* fix: unnecessary import

* fix lint

---------

Co-authored-by: CyberRex <hspwinx86@gmail.com>

packages/backend/migration/1782581064131-urlPreviewSensitiveList.js

@@ -0,0 +1,16 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+export class UrlPreviewSensitiveList1782581064131 {
+    name = 'UrlPreviewSensitiveList1782581064131'
+
+    async up(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "meta" ADD "urlPreviewSensitiveList" character varying(3072) array NOT NULL DEFAULT '{}'`);
+    }
+
+    async down(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "meta" DROP COLUMN "urlPreviewSensitiveList"`);
+    }
+}

packages/backend/src/models/Meta.ts

@@ -672,6 +672,11 @@ export class MiMeta {
 	})
 	public urlPreviewUserAgent: string | null;
 
+	@Column('varchar', {
+		length: 3072, array: true, default: '{}',
+	})
+	public urlPreviewSensitiveList: string[];
+
 	@Column('varchar', {
 		length: 128,
 		default: 'none',

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

@@ -544,6 +544,14 @@ export const meta = {
 				type: 'string',
 				optional: false, nullable: true,
 			},
+			urlPreviewSensitiveList: {
+				type: 'array',
+				optional: false, nullable: false,
+				items: {
+					type: 'string',
+					optional: false, nullable: false,
+				},
+			},
 			federation: {
 				type: 'string',
 				enum: ['all', 'specified', 'none'],
@@ -760,6 +768,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				urlPreviewRequireContentLength: instance.urlPreviewRequireContentLength,
 				urlPreviewUserAgent: instance.urlPreviewUserAgent,
 				urlPreviewSummaryProxyUrl: instance.urlPreviewSummaryProxyUrl,
+				urlPreviewSensitiveList: instance.urlPreviewSensitiveList,
 				federation: instance.federation,
 				federationHosts: instance.federationHosts,
 				deliverSuspendedSoftware: instance.deliverSuspendedSoftware,

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

@@ -189,6 +189,12 @@ export const paramDef = {
 		urlPreviewRequireContentLength: { type: 'boolean' },
 		urlPreviewUserAgent: { type: 'string', nullable: true },
 		urlPreviewSummaryProxyUrl: { type: 'string', nullable: true },
+		urlPreviewSensitiveList: {
+			type: 'array', nullable: true,
+			items: {
+				type: 'string',
+			}
+		},
 		federation: {
 			type: 'string',
 			enum: ['all', 'none', 'specified'],
@@ -734,6 +740,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				set.urlPreviewSummaryProxyUrl = value === '' ? null : value;
 			}
 
+			if (Array.isArray(ps.urlPreviewSensitiveList)) {
+				set.urlPreviewSensitiveList = ps.urlPreviewSensitiveList.filter(Boolean);
+			}
+
 			if (ps.federation !== undefined) {
 				set.federation = ps.federation;
 			}

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

@@ -11,6 +11,7 @@ import { HttpRequestService } from '@/core/HttpRequestService.js';
 import type Logger from '@/logger.js';
 import { query } from '@/misc/prelude/url.js';
 import { LoggerService } from '@/core/LoggerService.js';
+import { UtilityService } from '@/core/UtilityService.js';
 import { bindThis } from '@/decorators.js';
 import { ApiError } from '@/server/api/error.js';
 import { MiMeta } from '@/models/Meta.js';
@@ -29,6 +30,7 @@ export class UrlPreviewService {
 		private meta: MiMeta,
 
 		private httpRequestService: HttpRequestService,
+		private utilityService: UtilityService,
 		private loggerService: LoggerService,
 	) {
 		this.logger = this.loggerService.getLogger('url-preview');
@@ -95,6 +97,10 @@ export class UrlPreviewService {
 			summary.icon = this.wrap(summary.icon);
 			summary.thumbnail = this.wrap(summary.thumbnail);
 
+			if (summary.sensitive !== true) {
+				summary.sensitive = this.utilityService.isKeyWordIncluded(summary.url, this.meta.urlPreviewSensitiveList);
+			}
+
 			// Cache 1day
 			reply.header('Cache-Control', 'max-age=86400, immutable');