Merge branch 'translations' into 'develop'

Support translation feature

See merge request soapbox-pub/soapbox!1852

app/soapbox/actions/instance.ts

@@ -66,7 +66,5 @@ export const loadInstance = createAsyncThunk<void, void, { state: RootState }>(
 
 export const fetchNodeinfo = createAsyncThunk<void, void, { state: RootState }>(
   'nodeinfo/fetch',
-  async(_arg, { getState }) => {
+  async(_arg, { getState }) => await api(getState).get('/nodeinfo/2.1.json'),
-    return await api(getState).get('/nodeinfo/2.1.json');
-  },
 );

app/soapbox/actions/statuses.ts

@@ -43,6 +43,11 @@ const STATUS_UNMUTE_FAIL    = 'STATUS_UNMUTE_FAIL';
 const STATUS_REVEAL = 'STATUS_REVEAL';
 const STATUS_HIDE   = 'STATUS_HIDE';
 
+const STATUS_TRANSLATE_REQUEST = 'STATUS_TRANSLATE_REQUEST';
+const STATUS_TRANSLATE_SUCCESS = 'STATUS_TRANSLATE_SUCCESS';
+const STATUS_TRANSLATE_FAIL    = 'STATUS_TRANSLATE_FAIL';
+const STATUS_TRANSLATE_UNDO    = 'STATUS_TRANSLATE_UNDO';
+
 const statusExists = (getState: () => RootState, statusId: string) => {
   return (getState().statuses.get(statusId) || null) !== null;
 };
@@ -305,6 +310,31 @@ const toggleStatusHidden = (status: Status) => {
   }
 };
 
+const translateStatus = (id: string, targetLanguage?: string) => (dispatch: AppDispatch, getState: () => RootState) => {
+  dispatch({ type: STATUS_TRANSLATE_REQUEST, id });
+
+  api(getState).post(`/api/v1/statuses/${id}/translate`, {
+    target_language: targetLanguage,
+  }).then(response => {
+    dispatch({
+      type: STATUS_TRANSLATE_SUCCESS,
+      id,
+      translation: response.data,
+    });
+  }).catch(error => {
+    dispatch({
+      type: STATUS_TRANSLATE_FAIL,
+      id,
+      error,
+    });
+  });
+};
+
+const undoStatusTranslation = (id: string) => ({
+  type: STATUS_TRANSLATE_UNDO,
+  id,
+});
+
 export {
   STATUS_CREATE_REQUEST,
   STATUS_CREATE_SUCCESS,
@@ -329,6 +359,10 @@ export {
   STATUS_UNMUTE_FAIL,
   STATUS_REVEAL,
   STATUS_HIDE,
+  STATUS_TRANSLATE_REQUEST,
+  STATUS_TRANSLATE_SUCCESS,
+  STATUS_TRANSLATE_FAIL,
+  STATUS_TRANSLATE_UNDO,
   createStatus,
   editStatus,
   fetchStatus,
@@ -345,4 +379,6 @@ export {
   hideStatus,
   revealStatus,
   toggleStatusHidden,
+  translateStatus,
+  undoStatusTranslation,
 };

app/soapbox/components/status.tsx

@@ -9,6 +9,7 @@ import { toggleFavourite, toggleReblog } from 'soapbox/actions/interactions';
 import { openModal } from 'soapbox/actions/modals';
 import { toggleStatusHidden } from 'soapbox/actions/statuses';
 import Icon from 'soapbox/components/icon';
+import TranslateButton from 'soapbox/components/translate-button';
 import AccountContainer from 'soapbox/containers/account_container';
 import QuotedStatus from 'soapbox/features/status/containers/quoted_status_container';
 import { useAppDispatch, useSettings } from 'soapbox/hooks';
@@ -370,8 +371,11 @@ const Status: React.FC<IStatus> = (props) => {
                   status={actualStatus}
                   onClick={handleClick}
                   collapsable
+                  translatable
                 />
 
+                <TranslateButton status={actualStatus} />
+
                 {(quote || actualStatus.card || actualStatus.media_attachments.size > 0) && (
                   <Stack space={4}>
                     <StatusMedia

app/soapbox/components/status_content.tsx

@@ -39,10 +39,11 @@ interface IStatusContent {
   status: Status,
   onClick?: () => void,
   collapsable?: boolean,
+  translatable?: boolean,
 }
 
 /** Renders the text content of a status */
-const StatusContent: React.FC<IStatusContent> = ({ status, onClick, collapsable = false }) => {
+const StatusContent: React.FC<IStatusContent> = ({ status, onClick, collapsable = false, translatable }) => {
   const history = useHistory();
 
   const [collapsed, setCollapsed] = useState(false);
@@ -154,14 +155,14 @@ const StatusContent: React.FC<IStatusContent> = ({ status, onClick, collapsable
   };
 
   const parsedHtml = useMemo((): string => {
-    const { contentHtml: html } = status;
+    const html = translatable && status.translation ? status.translation.get('content')! : status.contentHtml;
 
     if (greentext) {
       return addGreentext(html);
     } else {
       return html;
     }
-  }, [status.contentHtml]);
+  }, [status.contentHtml, status.translation]);
 
   if (status.content.length === 0) {
     return null;

app/soapbox/components/translate-button.tsx

@@ -0,0 +1,59 @@
+import React from 'react';
+import { FormattedMessage, useIntl } from 'react-intl';
+
+import { translateStatus, undoStatusTranslation } from 'soapbox/actions/statuses';
+import { useAppDispatch, useAppSelector, useFeatures } from 'soapbox/hooks';
+
+import { Stack } from './ui';
+
+import type { Status } from 'soapbox/types/entities';
+
+interface ITranslateButton {
+  status: Status,
+}
+
+const TranslateButton: React.FC<ITranslateButton> = ({ status }) => {
+  const dispatch = useAppDispatch();
+  const intl = useIntl();
+  const features = useFeatures();
+
+  const me = useAppSelector((state) => state.me);
+
+  const renderTranslate = /* translationEnabled && */ me && ['public', 'unlisted'].includes(status.visibility) && status.contentHtml.length > 0 && status.language !== null && intl.locale !== status.language;
+
+  const handleTranslate: React.MouseEventHandler<HTMLButtonElement> = (e) => {
+    e.stopPropagation();
+
+    if (status.translation) {
+      dispatch(undoStatusTranslation(status.id));
+    } else {
+      dispatch(translateStatus(status.id, intl.locale));
+    }
+  };
+
+  if (!features.translations || !renderTranslate) return null;
+
+  if (status.translation) {
+    const languageNames = new Intl.DisplayNames([intl.locale], { type: 'language' });
+    const languageName = languageNames.of(status.language!);
+    const provider     = status.translation.get('provider');
+
+    return (
+      <Stack className='text-gray-700 dark:text-gray-600 text-sm' alignItems='start'>
+        <FormattedMessage id='status.translated_from_with' defaultMessage='Translated from {lang} using {provider}' values={{ lang: languageName, provider }} />
+
+        <button className='text-primary-600 dark:text-accent-blue hover:text-primary-700 dark:hover:text-accent-blue hover:underline' onClick={handleTranslate}>
+          <FormattedMessage id='status.show_original' defaultMessage='Show original' />
+        </button>
+      </Stack>
+    );
+  }
+
+  return (
+    <button className='text-primary-600 dark:text-accent-blue hover:text-primary-700 dark:hover:text-accent-blue text-left text-sm hover:underline' onClick={handleTranslate}>
+      <FormattedMessage id='status.translate' defaultMessage='Translate' />
+    </button>
+  );
+};
+
+export default TranslateButton;

app/soapbox/components/ui/stack/stack.tsx

@@ -19,12 +19,15 @@ const justifyContentOptions = {
 };
 
 const alignItemsOptions = {
+  top: 'items-start',
+  bottom: 'items-end',
   center: 'items-center',
+  start: 'items-start',
 };
 
 interface IStack extends React.HTMLAttributes<HTMLDivElement> {
   /** Horizontal alignment of children. */
-  alignItems?: 'center'
+  alignItems?: keyof typeof alignItemsOptions
   /** Extra class names on the element. */
   className?: string
   /** Vertical alignment of children. */

app/soapbox/features/status/components/detailed-status.tsx

@@ -7,6 +7,7 @@ import StatusMedia from 'soapbox/components/status-media';
 import StatusReplyMentions from 'soapbox/components/status-reply-mentions';
 import StatusContent from 'soapbox/components/status_content';
 import SensitiveContentOverlay from 'soapbox/components/statuses/sensitive-content-overlay';
+import TranslateButton from 'soapbox/components/translate-button';
 import { HStack, Stack, Text } from 'soapbox/components/ui';
 import AccountContainer from 'soapbox/containers/account_container';
 import QuotedStatus from 'soapbox/features/status/containers/quoted_status_container';
@@ -101,7 +102,9 @@ const DetailedStatus: React.FC<IDetailedStatus> = ({
           )}
 
           <Stack space={4}>
-            <StatusContent status={actualStatus} />
+            <StatusContent status={actualStatus} translatable />
+
+            <TranslateButton status={actualStatus} />
 
             {(quote || actualStatus.card || actualStatus.media_attachments.size > 0) && (
               <Stack space={4}>

app/soapbox/locales/pl.json

@@ -1211,8 +1211,11 @@
   "status.show_less_all": "Zwiń wszystkie",
   "status.show_more": "Rozwiń",
   "status.show_more_all": "Rozwiń wszystkie",
+  "status.show_original": "Pokaż oryginalny wpis",
   "status.title": "Wpis",
   "status.title_direct": "Wiadomość bezpośrednia",
+  "status.translated_from_with": "Przetłumaczono z {lang} z użyciem {provider}",
+  "status.translate": "Przetłumacz wpis",
   "status.unbookmark": "Usuń z zakładek",
   "status.unbookmarked": "Usunięto z zakładek.",
   "status.unmute_conversation": "Cofnij wyciszenie konwersacji",

app/soapbox/normalizers/status.ts

@@ -63,6 +63,7 @@ export const StatusRecord = ImmutableRecord({
   hidden: false,
   search_index: '',
   spoilerHtml: '',
+  translation: null as ImmutableMap<string, string> | null,
 });
 
 const normalizeAttachments = (status: ImmutableMap<string, any>) => {

app/soapbox/precheck.ts

@@ -3,10 +3,10 @@
  * @module soapbox/precheck
  */
 
-/** Whether pre-rendered data exists in Mastodon's format. */
+/** Whether pre-rendered data exists in Pleroma's format. */
 const hasPrerenderPleroma  = Boolean(document.getElementById('initial-results'));
 
-/** Whether pre-rendered data exists in Pleroma's format. */
+/** Whether pre-rendered data exists in Mastodon's format. */
 const hasPrerenderMastodon = Boolean(document.getElementById('initial-state'));
 
 /** Whether initial data was loaded into the page by server-side-rendering (SSR). */

app/soapbox/reducers/statuses.ts

@@ -1,5 +1,5 @@
 import escapeTextContentForBrowser from 'escape-html';
-import { Map as ImmutableMap, List as ImmutableList } from 'immutable';
+import { Map as ImmutableMap, List as ImmutableList, fromJS } from 'immutable';
 
 import emojify from 'soapbox/features/emoji/emoji';
 import { normalizeStatus } from 'soapbox/normalizers';
@@ -30,6 +30,8 @@ import {
   STATUS_HIDE,
   STATUS_DELETE_REQUEST,
   STATUS_DELETE_FAIL,
+  STATUS_TRANSLATE_SUCCESS,
+  STATUS_TRANSLATE_UNDO,
 } from '../actions/statuses';
 import { TIMELINE_DELETE } from '../actions/timelines';
 
@@ -255,6 +257,10 @@ export default function statuses(state = initialState, action: AnyAction): State
       return decrementReplyCount(state, action.params);
     case STATUS_DELETE_FAIL:
       return incrementReplyCount(state, action.params);
+    case STATUS_TRANSLATE_SUCCESS:
+      return state.setIn([action.id, 'translation'], fromJS(action.translation));
+    case STATUS_TRANSLATE_UNDO:
+      return state.deleteIn([action.id, 'translation']);
     case TIMELINE_DELETE:
       return deleteStatus(state, action.id, action.references);
     default:

app/soapbox/utils/features.ts

@@ -617,6 +617,12 @@ const getInstanceFeatures = (instance: Instance) => {
       features.includes('v2_suggestions'),
     ]),
 
+    /**
+     * Can translate statuses.
+     * @see POST /api/v1/statuses/:id/translate
+     */
+    translations: features.includes('translation'),
+
     /**
      * Trending statuses.
      * @see GET /api/v1/trends/statuses