add: custom like emoji per instance, fix like

This fixes the fact that likes on mastodon didn't get federated properly and let's instance admins choose a custom emoji

packages/backend/migration/1699819257000-defaultLike.js

@@ -0,0 +1,11 @@
+export class instanceDefaultLike1699819257000 {
+    name = 'instanceDefaultLike1699819257000'
+
+    async up(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "meta" ADD "defaultLike" character varying(500) DEFAULT '❤️'`);
+    }
+
+    async down(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "meta" DROP COLUMN "defaultLike"`);
+    }
+}

packages/backend/src/core/activitypub/ApRendererService.ts

@@ -23,7 +23,7 @@ import { MfmService } from '@/core/MfmService.js';
 import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { DriveFileEntityService } from '@/core/entities/DriveFileEntityService.js';
 import type { MiUserKeypair } from '@/models/UserKeypair.js';
-import type { UsersRepository, UserProfilesRepository, NotesRepository, DriveFilesRepository, PollsRepository } from '@/models/_.js';
+import type { UsersRepository, UserProfilesRepository, NotesRepository, DriveFilesRepository, PollsRepository, InstancesRepository } from '@/models/_.js';
 import { bindThis } from '@/decorators.js';
 import { CustomEmojiService } from '@/core/CustomEmojiService.js';
 import { isNotNull } from '@/misc/is-not-null.js';
@@ -31,6 +31,7 @@ import { IdService } from '@/core/IdService.js';
 import { LdSignatureService } from './LdSignatureService.js';
 import { ApMfmService } from './ApMfmService.js';
 import type { IAccept, IActivity, IAdd, IAnnounce, IApDocument, IApEmoji, IApHashtag, IApImage, IApMention, IBlock, ICreate, IDelete, IFlag, IFollow, IKey, ILike, IMove, IObject, IPost, IQuestion, IReject, IRemove, ITombstone, IUndo, IUpdate } from './type.js';
+import { MetaService } from '../MetaService.js';
 
 @Injectable()
 export class ApRendererService {
@@ -53,6 +54,9 @@ export class ApRendererService {
 		@Inject(DI.pollsRepository)
 		private pollsRepository: PollsRepository,
 
+		@Inject(DI.instancesRepository)
+		private instancesRepository: InstancesRepository,
+
 		private customEmojiService: CustomEmojiService,
 		private userEntityService: UserEntityService,
 		private driveFileEntityService: DriveFileEntityService,
@@ -61,6 +65,7 @@ export class ApRendererService {
 		private apMfmService: ApMfmService,
 		private mfmService: MfmService,
 		private idService: IdService,
+		private metaService: MetaService,
 	) {
 	}
 
@@ -265,14 +270,26 @@ export class ApRendererService {
 	@bindThis
 	public async renderLike(noteReaction: MiNoteReaction, note: { uri: string | null }): Promise<ILike> {
 		const reaction = noteReaction.reaction;
+		const meta = await this.metaService.fetch(true);
+		let isMastodon = false;
+
+		if (meta.defaultLike && reaction.replaceAll(':', '') === meta.defaultLike.replaceAll(':', '')) {
+			const note = await this.notesRepository.findOneBy({ id: noteReaction.noteId });
+
+			if (note && note.userHost) {
+				const instance = await this.instancesRepository.findOneBy({ host: note.userHost });
+
+				if (instance && instance.softwareName === 'mastodon') isMastodon = true;
+			}
+		}
 		
 		const object: ILike = {
 			type: 'Like',
 			id: `${this.config.url}/likes/${noteReaction.id}`,
 			actor: `${this.config.url}/users/${noteReaction.userId}`,
 			object: note.uri ? note.uri : `${this.config.url}/notes/${noteReaction.noteId}`,
-			content: reaction,
+			content: isMastodon ? undefined : reaction,
-			_misskey_reaction: reaction,
+			_misskey_reaction: isMastodon ? undefined : reaction,
 		};
 
 		if (reaction.startsWith(':')) {

packages/backend/src/models/Meta.ts

@@ -533,4 +533,10 @@ export class MiMeta {
 		default: 0,
 	})
 	public notesPerOneAd: number;
+
+	@Column('varchar', {
+		length: 500,
+		nullable: true,
+	})
+	public defaultLike: string | null;
 }

packages/backend/src/queue/processors/ImportNotesProcessorService.ts

@@ -364,7 +364,7 @@ export class ImportNotesProcessorService {
 		let title;
 		const files: MiDriveFile[] = [];
 
-		function decodeIGString(str: any) {
+		function decodeIGString(str: string) {
 			const arr = [];
 			for (let i = 0; i < str.length; i++) {
 				arr.push(str.charCodeAt(i));

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

@@ -386,6 +386,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				logoImageUrl: instance.logoImageUrl,
 				defaultLightTheme: instance.defaultLightTheme,
 				defaultDarkTheme: instance.defaultDarkTheme,
+				defaultLike: instance.defaultLike,
 				enableEmail: instance.enableEmail,
 				enableServiceWorker: instance.enableServiceWorker,
 				translatorAvailable: instance.deeplAuthKey != null,

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

@@ -56,6 +56,7 @@ export const paramDef = {
 		description: { type: 'string', nullable: true },
 		defaultLightTheme: { type: 'string', nullable: true },
 		defaultDarkTheme: { type: 'string', nullable: true },
+		defaultLike: { type: 'string', nullable: true },
 		cacheRemoteFiles: { type: 'boolean' },
 		cacheRemoteSensitiveFiles: { type: 'boolean' },
 		emailRequiredForSignup: { type: 'boolean' },
@@ -240,6 +241,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				set.defaultDarkTheme = ps.defaultDarkTheme;
 			}
 
+			if (ps.defaultLike !== undefined) {
+				set.defaultLike = ps.defaultLike;
+			}
+
 			if (ps.cacheRemoteFiles !== undefined) {
 				set.cacheRemoteFiles = ps.cacheRemoteFiles;
 			}

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

@@ -84,6 +84,10 @@ export const meta = {
 				type: 'string',
 				optional: false, nullable: true,
 			},
+			defaultLike: {
+				type: 'string',
+				optional: false, nullable: true,
+			},
 			disableRegistration: {
 				type: 'boolean',
 				optional: false, nullable: false,
@@ -334,6 +338,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				// クライアントの手間を減らすためあらかじめJSONに変換しておく
 				defaultLightTheme: instance.defaultLightTheme ? JSON.stringify(JSON5.parse(instance.defaultLightTheme)) : null,
 				defaultDarkTheme: instance.defaultDarkTheme ? JSON.stringify(JSON5.parse(instance.defaultDarkTheme)) : null,
+				defaultLike: instance.defaultLike,
 				ads: ads.map(ad => ({
 					id: ad.id,
 					url: ad.url,

packages/frontend/src/components/MkNote.vue

@@ -12,7 +12,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	:class="[$style.root, { [$style.showActionsOnlyHover]: defaultStore.state.showNoteActionsOnlyHover }]"
 	:tabindex="!isDeleted ? '-1' : undefined"
 >
-	<MkNoteSub v-if="appearNote.reply && !renoteCollapsed" :note="appearNote.reply" :class="$style.replyTo"/>
+	<MkNoteSub v-if="appearNote.reply && !renoteCollapsed" :meta="props.meta" :note="appearNote.reply" :class="$style.replyTo"/>
 	<div v-if="pinned" :class="$style.tip"><i class="ph-push-pin ph-bold ph-lg"></i> {{ i18n.ts.pinnedNote }}</div>
 	<!--<div v-if="appearNote._prId_" class="tip"><i class="ph-megaphone ph-bold ph-lg"></i> {{ i18n.ts.promotion }}<button class="_textButton hide" @click="readPromo()">{{ i18n.ts.hideThisNote }} <i class="ph-x ph-bold ph-lg"></i></button></div>-->
 	<!--<div v-if="appearNote._featuredId_" class="tip"><i class="ph-lightning ph-bold ph-lg"></i> {{ i18n.ts.featured }}</div>-->
@@ -207,6 +207,7 @@ const props = withDefaults(defineProps<{
 	note: Misskey.entities.Note;
 	pinned?: boolean;
 	mock?: boolean;
+	meta: Misskey.entities.LiteInstanceMetadata;
 }>(), {
 	mock: false,
 });
@@ -512,7 +513,7 @@ function like(): void {
 	}
 	os.api('notes/reactions/create', {
 		noteId: appearNote.id,
-		reaction: '❤️',
+		reaction: props.meta.defaultLike,
 	});
 	const el = likeButton.value as HTMLElement | null | undefined;
 	if (el) {

packages/frontend/src/components/MkNoteDetailed.vue

@@ -15,9 +15,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div v-if="!conversationLoaded" style="padding: 16px">
 			<MkButton style="margin: 0 auto;" primary rounded @click="loadConversation">{{ i18n.ts.loadConversation }}</MkButton>
 		</div>
-		<MkNoteSub v-for="note in conversation" :key="note.id" :class="$style.replyToMore" :note="note" :expandAllCws="props.expandAllCws"/>
+		<MkNoteSub v-for="note in conversation" :meta="meta" :key="note.id" :class="$style.replyToMore" :note="note" :expandAllCws="props.expandAllCws"/>
 	</div>
-	<MkNoteSub v-if="appearNote.reply" :note="appearNote.reply" :class="$style.replyTo" :expandAllCws="props.expandAllCws"/>
+	<MkNoteSub v-if="appearNote.reply" :meta="meta" :note="appearNote.reply" :class="$style.replyTo" :expandAllCws="props.expandAllCws"/>
 	<div v-if="isRenote" :class="$style.renote">
 		<MkAvatar :class="$style.renoteAvatar" :user="note.user" link preview/>
 		<i class="ph-rocket-launch ph-bold ph-lg" style="margin-right: 4px;"></i>
@@ -171,7 +171,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<div v-if="!repliesLoaded" style="padding: 16px">
 				<MkButton style="margin: 0 auto;" primary rounded @click="loadReplies">{{ i18n.ts.loadReplies }}</MkButton>
 			</div>
-			<MkNoteSub v-for="note in replies" :key="note.id" :note="note" :class="$style.reply" :detail="true" :expandAllCws="props.expandAllCws"/>
+			<MkNoteSub v-for="note in replies" :key="note.id" :meta="meta" :note="note" :class="$style.reply" :detail="true" :expandAllCws="props.expandAllCws"/>
 		</div>
 		<div v-else-if="tab === 'renotes'" :class="$style.tab_renotes">
 			<MkPagination :pagination="renotesPagination" :disableAutoLoad="true">
@@ -188,7 +188,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<div v-if="!quotesLoaded" style="padding: 16px">
 				<MkButton style="margin: 0 auto;" primary rounded @click="loadQuotes">{{ i18n.ts.loadReplies }}</MkButton>
 			</div>
-			<MkNoteSub v-for="note in quotes" :key="note.id" :note="note" :class="$style.reply" :detail="true" :expandAllCws="props.expandAllCws"/>
+			<MkNoteSub v-for="note in quotes" :key="note.id" :meta="meta" :note="note" :class="$style.reply" :detail="true" :expandAllCws="props.expandAllCws"/>
 		</div>
 		<div v-else-if="tab === 'reactions'" :class="$style.tab_reactions">
 			<div :class="$style.reactionTabs">
@@ -263,6 +263,12 @@ const props = defineProps<{
 	expandAllCws?: boolean;
 }>();
 
+let meta = $ref<Misskey.entities.LiteInstanceMetadata>() as Misskey.entities.LiteInstanceMetadata;
+
+os.api('meta', { detail: false }).then(res => {
+	meta = res as unknown as Misskey.entities.LiteInstanceMetadata;
+});
+
 const inChannel = inject('inChannel', null);
 
 let note = $ref(deepClone(props.note));

packages/frontend/src/components/MkNoteSub.vue

@@ -110,6 +110,7 @@ const canRenote = computed(() => ['public', 'home'].includes(props.note.visibili
 
 const props = withDefaults(defineProps<{
 	note: Misskey.entities.Note;
+	meta: Misskey.entities.LiteInstanceMetadata;
 	detail?: boolean;
 	expandAllCws?: boolean;
 
@@ -218,7 +219,7 @@ function like(): void {
 	showMovedDialog();
 	os.api('notes/reactions/create', {
 		noteId: props.note.id,
-		reaction: '❤️',
+		reaction: props.meta.defaultLike,
 	});
 	const el = reactButton.value as HTMLElement | null | undefined;
 	if (el) {

packages/frontend/src/components/MkNotes.vue

@@ -24,7 +24,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				:ad="true"
 				:class="$style.notes"
 			>
-				<MkNote :key="note._featuredId_ || note._prId_ || note.id" :class="$style.note" :note="note"/>
+				<MkNote :key="note._featuredId_ || note._prId_ || note.id" :meta="meta" :class="$style.note" :note="note"/>
 			</MkDateSeparatedList>
 		</div>
 	</template>
@@ -33,11 +33,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <script lang="ts" setup>
 import { shallowRef } from 'vue';
+import * as Misskey from 'misskey-js';
 import MkNote from '@/components/MkNote.vue';
 import MkDateSeparatedList from '@/components/MkDateSeparatedList.vue';
 import MkPagination, { Paging } from '@/components/MkPagination.vue';
 import { i18n } from '@/i18n.js';
 import { infoImageUrl } from '@/instance.js';
+import * as os from '@/os.js';
 
 const props = defineProps<{
 	pagination: Paging;
@@ -45,6 +47,12 @@ const props = defineProps<{
 	disableAutoLoad?: boolean;
 }>();
 
+let meta = $ref<Misskey.entities.LiteInstanceMetadata>() as Misskey.entities.LiteInstanceMetadata;
+
+os.api('meta', { detail: false }).then(res => {
+	meta = res as unknown as Misskey.entities.LiteInstanceMetadata;
+});
+
 const pagingComponent = shallowRef<InstanceType<typeof MkPagination>>();
 
 defineExpose({

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

@@ -47,6 +47,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<template #label>{{ i18n.ts.backgroundImageUrl }}</template>
 					</MkInput>
 
+					<FromSlot>
+						<template #label>Default like emoji</template>
+						<MkCustomEmoji v-if="defaultLike.startsWith(':')" style="max-height: 3em; font-size: 1.1em;" :useOriginalSize="false" :class="$style.reaction" :name="defaultLike" :normal="true" :noStyle="true"/>
+						<MkEmoji v-else :emoji="defaultLike" style="max-height: 3em; font-size: 1.1em;" :normal="true" :noStyle="true"/>
+						<MkButton rounded :small="true" @click="chooseNewLike"><i class="ph-smiley ph-bold ph-lg"></i> Change</MkButton>
+					</FromSlot>
+
 					<MkInput v-model="notFoundImageUrl" type="url">
 						<template #prefix><i class="ph-link ph-bold ph-lg"></i></template>
 						<template #label>{{ i18n.ts.notFoundDescription }}</template>
@@ -102,6 +109,7 @@ import MkInput from '@/components/MkInput.vue';
 import MkTextarea from '@/components/MkTextarea.vue';
 import FormSection from '@/components/form/section.vue';
 import FormSplit from '@/components/form/split.vue';
+import FromSlot from '@/components/form/slot.vue';
 import FormSuspense from '@/components/form/suspense.vue';
 import * as os from '@/os.js';
 import { instance, fetchInstance } from '@/instance.js';
@@ -119,6 +127,7 @@ let backgroundImageUrl: string | null = $ref(null);
 let themeColor: any = $ref(null);
 let defaultLightTheme: any = $ref(null);
 let defaultDarkTheme: any = $ref(null);
+let defaultLike: any = $ref(null);
 let serverErrorImageUrl: string | null = $ref(null);
 let infoImageUrl: string | null = $ref(null);
 let notFoundImageUrl: string | null = $ref(null);
@@ -134,6 +143,7 @@ async function init() {
 	themeColor = meta.themeColor;
 	defaultLightTheme = meta.defaultLightTheme;
 	defaultDarkTheme = meta.defaultDarkTheme;
+	defaultLike = meta.defaultLike;
 	serverErrorImageUrl = meta.serverErrorImageUrl;
 	infoImageUrl = meta.infoImageUrl;
 	notFoundImageUrl = meta.notFoundImageUrl;
@@ -159,6 +169,19 @@ function save() {
 	});
 }
 
+function chooseNewLike(ev: MouseEvent) {
+	os.pickEmoji(ev.currentTarget ?? ev.target, {
+		showPinned: false,
+	}).then(emoji => {
+		os.apiWithDialog('admin/update-meta', {
+			defaultLike: emoji,
+		}).then(() => {
+			fetchInstance();
+			defaultLike = emoji;
+		});
+	});
+}
+
 const headerTabs = $computed(() => []);
 
 definePageMetadata({

packages/misskey-js/src/entities.ts

@@ -401,6 +401,7 @@ export type LiteInstanceMetadata = {
 	notesPerOneAd: number;
 	translatorAvailable: boolean;
 	serverRules: string[];
+	defaultLike: string;
 };
 
 export type DetailedInstanceMetadata = LiteInstanceMetadata & {