Change `author_account` to be `authors` in REST API (#30846)

app/javascript/mastodon/actions/importer/index.js

@@ -76,8 +76,8 @@ export function importFetchedStatuses(statuses) {
         pushUnique(polls, normalizePoll(status.poll, getState().getIn(['polls', status.poll.id])));
       }
 
-      if (status.card?.author_account) {
-        pushUnique(accounts, status.card.author_account);
+      if (status.card) {
+        status.card.authors.forEach(author => author.account && pushUnique(accounts, author.account));
       }
     }
 

app/javascript/mastodon/actions/importer/normalizer.js

@@ -36,8 +36,15 @@ export function normalizeStatus(status, normalOldStatus) {
     normalStatus.poll = status.poll.id;
   }
 
-  if (status.card?.author_account) {
-    normalStatus.card = { ...status.card, author_account: status.card.author_account.id };
+  if (status.card) {
+    normalStatus.card = {
+      ...status.card,
+      authors: status.card.authors.map(author => ({
+        ...author,
+        accountId: author.account?.id,
+        account: undefined,
+      })),
+    };
   }
 
   if (status.filtered) {

app/javascript/mastodon/actions/trends.js

@@ -51,7 +51,7 @@ export const fetchTrendingLinks = () => (dispatch) => {
   api()
     .get('/api/v1/trends/links', { params: { limit: 20 } })
     .then(({ data }) => {
-      dispatch(importFetchedAccounts(data.map(link => link.author_account).filter(account => !!account)));
+      dispatch(importFetchedAccounts(data.flatMap(link => link.authors.map(author => author.account)).filter(account => !!account)));
       dispatch(fetchTrendingLinksSuccess(data));
     })
     .catch(err => dispatch(fetchTrendingLinksFail(err)));

app/javascript/mastodon/api_types/statuses.ts

@@ -30,6 +30,12 @@ export interface ApiMentionJSON {
   acct: string;
 }
 
+export interface ApiPreviewCardAuthorJSON {
+  name: string;
+  url: string;
+  account?: ApiAccountJSON;
+}
+
 export interface ApiPreviewCardJSON {
   url: string;
   title: string;
@@ -48,6 +54,7 @@ export interface ApiPreviewCardJSON {
   embed_url: string;
   blurhash: string;
   published_at: string;
+  authors: ApiPreviewCardAuthorJSON[];
 }
 
 export interface ApiStatusJSON {

app/javascript/mastodon/features/explore/components/author_link.jsx

@@ -8,6 +8,10 @@ import { useAppSelector } from 'mastodon/store';
 export const AuthorLink = ({ accountId }) => {
   const account = useAppSelector(state => state.getIn(['accounts', accountId]));
 
+  if (!account) {
+    return null;
+  }
+
   return (
     <Link to={`/@${account.get('acct')}`} className='story__details__shared__author-link' data-hover-card-account={accountId}>
       <Avatar account={account} size={16} />

app/javascript/mastodon/features/explore/links.jsx

@@ -75,7 +75,7 @@ class Links extends PureComponent {
             publisher={link.get('provider_name')}
             publishedAt={link.get('published_at')}
             author={link.get('author_name')}
-            authorAccount={link.getIn(['author_account', 'id'])}
+            authorAccount={link.getIn(['authors', 0, 'account', 'id'])}
             sharedTimes={link.getIn(['history', 0, 'accounts']) * 1 + link.getIn(['history', 1, 'accounts']) * 1}
             thumbnail={link.get('image')}
             thumbnailDescription={link.get('image_description')}

app/javascript/mastodon/features/status/components/card.jsx

@@ -138,7 +138,7 @@ export default class Card extends PureComponent {
     const interactive = card.get('type') === 'video';
     const language    = card.get('language') || '';
     const largeImage  = (card.get('image')?.length > 0 && card.get('width') > card.get('height')) || interactive;
-    const showAuthor  = !!card.get('author_account');
+    const showAuthor  = !!card.getIn(['authors', 0, 'accountId']);
 
     const description = (
       <div className='status-card__content'>
@@ -244,7 +244,7 @@ export default class Card extends PureComponent {
           {description}
         </a>
 
-        {showAuthor && <MoreFromAuthor accountId={card.get('author_account')} />}
+        {showAuthor && <MoreFromAuthor accountId={card.getIn(['authors', 0, 'accountId'])} />}
       </>
     );
   }

app/models/preview_card.rb

@@ -128,6 +128,22 @@ class PreviewCard < ApplicationRecord
     @history ||= Trends::History.new('links', id)
   end
 
+  def authors
+    @authors ||= [PreviewCard::Author.new(self)]
+  end
+
+  class Author < ActiveModelSerializers::Model
+    attributes :name, :url, :account
+
+    def initialize(preview_card)
+      super(
+        name: preview_card.author_name,
+        url: preview_card.author_url,
+        account: preview_card.author_account,
+      )
+    end
+  end
+
   class << self
     private
 

app/serializers/rest/preview_card_serializer.rb

@@ -1,6 +1,11 @@
 # frozen_string_literal: true
 
 class REST::PreviewCardSerializer < ActiveModel::Serializer
+  class AuthorSerializer < ActiveModel::Serializer
+    attributes :name, :url
+    has_one :account, serializer: REST::AccountSerializer
+  end
+
   include RoutingHelper
 
   attributes :url, :title, :description, :language, :type,
@@ -8,7 +13,7 @@ class REST::PreviewCardSerializer < ActiveModel::Serializer
              :provider_url, :html, :width, :height,
              :image, :image_description, :embed_url, :blurhash, :published_at
 
-  has_one :author_account, serializer: REST::AccountSerializer, if: -> { object.author_account.present? }
+  has_many :authors, serializer: AuthorSerializer
 
   def url
     object.original_url.presence || object.url