Use a modern React context for identity in the app (#30098)

app/javascript/mastodon/components/column_header.jsx

@@ -14,8 +14,10 @@ import CloseIcon from '@/material-icons/400-24px/close.svg?react';
 import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
 import { Icon }  from 'mastodon/components/icon';
 import { ButtonInTabsBar } from 'mastodon/features/ui/util/columns_context';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
 
+
 import { useAppHistory } from './router';
 
 const messages = defineMessages({
@@ -51,12 +53,8 @@ BackButton.propTypes = {
 };
 
 class ColumnHeader extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     intl: PropTypes.object.isRequired,
     title: PropTypes.node,
     icon: PropTypes.string,
@@ -171,7 +169,7 @@ class ColumnHeader extends PureComponent {
       );
     }
 
-    if (this.context.identity.signedIn && (children || (multiColumn && this.props.onPin))) {
+    if (this.props.identity.signedIn && (children || (multiColumn && this.props.onPin))) {
       collapseButton = (
         <button
           className={collapsibleButtonClassName}
@@ -232,4 +230,4 @@ class ColumnHeader extends PureComponent {
 
 }
 
-export default injectIntl(withRouter(ColumnHeader));
+export default injectIntl(withIdentity(withRouter(ColumnHeader)));

app/javascript/mastodon/components/poll.jsx

@@ -14,6 +14,7 @@ import CheckIcon from '@/material-icons/400-24px/check.svg?react';
 import { Icon }  from 'mastodon/components/icon';
 import emojify from 'mastodon/features/emoji/emoji';
 import Motion from 'mastodon/features/ui/util/optional_motion';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 
 import { RelativeTimestamp } from './relative_timestamp';
 
@@ -38,12 +39,8 @@ const makeEmojiMap = record => record.get('emojis').reduce((obj, emoji) => {
 }, {});
 
 class Poll extends ImmutablePureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     poll: ImmutablePropTypes.map,
     lang: PropTypes.string,
     intl: PropTypes.object.isRequired,
@@ -235,7 +232,7 @@ class Poll extends ImmutablePureComponent {
         </ul>
 
         <div className='poll__footer'>
-          {!showResults && <button className='button button-secondary' disabled={disabled || !this.context.identity.signedIn} onClick={this.handleVote}><FormattedMessage id='poll.vote' defaultMessage='Vote' /></button>}
+          {!showResults && <button className='button button-secondary' disabled={disabled || !this.props.identity.signedIn} onClick={this.handleVote}><FormattedMessage id='poll.vote' defaultMessage='Vote' /></button>}
           {!showResults && <><button className='poll__link' onClick={this.handleReveal}><FormattedMessage id='poll.reveal' defaultMessage='See results' /></button> · </>}
           {showResults && !this.props.disabled && <><button className='poll__link' onClick={this.handleRefresh}><FormattedMessage id='poll.refresh' defaultMessage='Refresh' /></button> · </>}
           {votesCount}
@@ -247,4 +244,4 @@ class Poll extends ImmutablePureComponent {
 
 }
 
-export default injectIntl(Poll);
+export default injectIntl(withIdentity(Poll));

app/javascript/mastodon/components/status_action_bar.jsx

@@ -22,6 +22,7 @@ import RepeatActiveIcon from '@/svg-icons/repeat_active.svg?react';
 import RepeatDisabledIcon from '@/svg-icons/repeat_disabled.svg?react';
 import RepeatPrivateIcon from '@/svg-icons/repeat_private.svg?react';
 import RepeatPrivateActiveIcon from '@/svg-icons/repeat_private_active.svg?react';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { PERMISSION_MANAGE_USERS, PERMISSION_MANAGE_FEDERATION } from 'mastodon/permissions';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
 
@@ -74,12 +75,8 @@ const mapStateToProps = (state, { status }) => ({
 });
 
 class StatusActionBar extends ImmutablePureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     status: ImmutablePropTypes.map.isRequired,
     relationship: ImmutablePropTypes.record,
     onReply: PropTypes.func,
@@ -118,7 +115,7 @@ class StatusActionBar extends ImmutablePureComponent {
   ];
 
   handleReplyClick = () => {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       this.props.onReply(this.props.status, this.props.history);
@@ -136,7 +133,7 @@ class StatusActionBar extends ImmutablePureComponent {
   };
 
   handleFavouriteClick = () => {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       this.props.onFavourite(this.props.status);
@@ -146,7 +143,7 @@ class StatusActionBar extends ImmutablePureComponent {
   };
 
   handleReblogClick = e => {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       this.props.onReblog(this.props.status, e);
@@ -250,7 +247,7 @@ class StatusActionBar extends ImmutablePureComponent {
 
   render () {
     const { status, relationship, intl, withDismiss, withCounters, scrollKey } = this.props;
-    const { signedIn, permissions } = this.context.identity;
+    const { signedIn, permissions } = this.props.identity;
 
     const publicStatus       = ['public', 'unlisted'].includes(status.get('visibility'));
     const pinnableStatus     = ['public', 'unlisted', 'private'].includes(status.get('visibility'));
@@ -410,4 +407,4 @@ class StatusActionBar extends ImmutablePureComponent {
 
 }
 
-export default withRouter(connect(mapStateToProps)(injectIntl(StatusActionBar)));
+export default withRouter(withIdentity(connect(mapStateToProps)(injectIntl(StatusActionBar))));

app/javascript/mastodon/components/status_content.jsx

@@ -12,8 +12,10 @@ import { connect } from 'react-redux';
 import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
 import { Icon }  from 'mastodon/components/icon';
 import PollContainer from 'mastodon/containers/poll_container';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { autoPlayGif, languages as preloadedLanguages } from 'mastodon/initial_state';
 
+
 const MAX_HEIGHT = 706; // 22px * 32 (+ 2px padding at the top)
 
 /**
@@ -67,12 +69,8 @@ const mapStateToProps = state => ({
 });
 
 class StatusContent extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     status: ImmutablePropTypes.map.isRequired,
     statusContent: PropTypes.string,
     expanded: PropTypes.bool,
@@ -245,7 +243,7 @@ class StatusContent extends PureComponent {
     const renderReadMore = this.props.onClick && status.get('collapsed');
     const contentLocale = intl.locale.replace(/[_-].*/, '');
     const targetLanguages = this.props.languages?.get(status.get('language') || 'und');
-    const renderTranslate = this.props.onTranslate && this.context.identity.signedIn && ['public', 'unlisted'].includes(status.get('visibility')) && status.get('search_index').trim().length > 0 && targetLanguages?.includes(contentLocale);
+    const renderTranslate = this.props.onTranslate && this.props.identity.signedIn && ['public', 'unlisted'].includes(status.get('visibility')) && status.get('search_index').trim().length > 0 && targetLanguages?.includes(contentLocale);
 
     const content = { __html: statusContent ?? getStatusContent(status) };
     const spoilerContent = { __html: status.getIn(['translation', 'spoilerHtml']) || status.get('spoilerHtml') };
@@ -328,4 +326,4 @@ class StatusContent extends PureComponent {
 
 }
 
-export default withRouter(connect(mapStateToProps)(injectIntl(StatusContent)));
+export default withRouter(withIdentity(connect(mapStateToProps)(injectIntl(StatusContent))));

app/javascript/mastodon/containers/mastodon.jsx

@@ -1,4 +1,3 @@
-import PropTypes from 'prop-types';
 import { PureComponent } from 'react';
 
 import { Helmet } from 'react-helmet';
@@ -14,6 +13,7 @@ import { connectUserStream } from 'mastodon/actions/streaming';
 import ErrorBoundary from 'mastodon/components/error_boundary';
 import { Router } from 'mastodon/components/router';
 import UI from 'mastodon/features/ui';
+import { IdentityContext, createIdentityContext } from 'mastodon/identity_context';
 import initialState, { title as siteTitle } from 'mastodon/initial_state';
 import { IntlProvider } from 'mastodon/locales';
 import { store } from 'mastodon/store';
@@ -28,33 +28,9 @@ if (initialState.meta.me) {
   store.dispatch(fetchCustomEmojis());
 }
 
-const createIdentityContext = state => ({
-  signedIn: !!state.meta.me,
-  accountId: state.meta.me,
-  disabledAccountId: state.meta.disabled_account_id,
-  accessToken: state.meta.access_token,
-  permissions: state.role ? state.role.permissions : 0,
-});
-
 export default class Mastodon extends PureComponent {
-
-  static childContextTypes = {
-    identity: PropTypes.shape({
-      signedIn: PropTypes.bool.isRequired,
-      accountId: PropTypes.string,
-      disabledAccountId: PropTypes.string,
-      accessToken: PropTypes.string,
-    }).isRequired,
-  };
-
   identity = createIdentityContext(initialState);
 
-  getChildContext() {
-    return {
-      identity: this.identity,
-    };
-  }
-
   componentDidMount() {
     if (this.identity.signedIn) {
       this.disconnect = store.dispatch(connectUserStream());
@@ -74,19 +50,21 @@ export default class Mastodon extends PureComponent {
 
   render () {
     return (
-      <IntlProvider>
-        <ReduxProvider store={store}>
-          <ErrorBoundary>
-            <Router>
-              <ScrollContext shouldUpdateScroll={this.shouldUpdateScroll}>
-                <Route path='/' component={UI} />
-              </ScrollContext>
-            </Router>
+      <IdentityContext.Provider value={this.identity}>
+        <IntlProvider>
+          <ReduxProvider store={store}>
+            <ErrorBoundary>
+              <Router>
+                <ScrollContext shouldUpdateScroll={this.shouldUpdateScroll}>
+                  <Route path='/' component={UI} />
+                </ScrollContext>
+              </Router>
 
-            <Helmet defaultTitle={title} titleTemplate={`%s - ${title}`} />
-          </ErrorBoundary>
-        </ReduxProvider>
-      </IntlProvider>
+              <Helmet defaultTitle={title} titleTemplate={`%s - ${title}`} />
+            </ErrorBoundary>
+          </ReduxProvider>
+        </IntlProvider>
+      </IdentityContext.Provider>
     );
   }
 

app/javascript/mastodon/features/account/components/header.jsx

@@ -25,6 +25,7 @@ import { IconButton } from 'mastodon/components/icon_button';
 import { LoadingIndicator } from 'mastodon/components/loading_indicator';
 import { ShortNumber } from 'mastodon/components/short_number';
 import DropdownMenuContainer from 'mastodon/containers/dropdown_menu_container';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { autoPlayGif, me, domain as localDomain } from 'mastodon/initial_state';
 import { PERMISSION_MANAGE_USERS, PERMISSION_MANAGE_FEDERATION } from 'mastodon/permissions';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
@@ -111,6 +112,7 @@ const dateFormatOptions = {
 class Header extends ImmutablePureComponent {
 
   static propTypes = {
+    identity: identityContextPropShape,
     account: ImmutablePropTypes.record,
     identity_props: ImmutablePropTypes.list,
     onFollow: PropTypes.func.isRequired,
@@ -136,10 +138,6 @@ class Header extends ImmutablePureComponent {
     ...WithRouterPropTypes,
   };
 
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   setRef = c => {
     this.node = c;
   };
@@ -255,7 +253,7 @@ class Header extends ImmutablePureComponent {
 
   render () {
     const { account, hidden, intl } = this.props;
-    const { signedIn, permissions } = this.context.identity;
+    const { signedIn, permissions } = this.props.identity;
 
     if (!account) {
       return null;
@@ -516,4 +514,4 @@ class Header extends ImmutablePureComponent {
 
 }
 
-export default withRouter(injectIntl(Header));
+export default withRouter(withIdentity(injectIntl(Header)));

app/javascript/mastodon/features/community_timeline/index.jsx

@@ -9,6 +9,7 @@ import { connect } from 'react-redux';
 
 import PeopleIcon from '@/material-icons/400-24px/group.svg?react';
 import { DismissableBanner } from 'mastodon/components/dismissable_banner';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { domain } from 'mastodon/initial_state';
 
 import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
@@ -38,16 +39,12 @@ const mapStateToProps = (state, { columnId }) => {
 };
 
 class CommunityTimeline extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static defaultProps = {
     onlyMedia: false,
   };
 
   static propTypes = {
+    identity: identityContextPropShape,
     dispatch: PropTypes.func.isRequired,
     columnId: PropTypes.string,
     intl: PropTypes.object.isRequired,
@@ -77,7 +74,7 @@ class CommunityTimeline extends PureComponent {
 
   componentDidMount () {
     const { dispatch, onlyMedia } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     dispatch(expandCommunityTimeline({ onlyMedia }));
 
@@ -87,7 +84,7 @@ class CommunityTimeline extends PureComponent {
   }
 
   componentDidUpdate (prevProps) {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (prevProps.onlyMedia !== this.props.onlyMedia) {
       const { dispatch, onlyMedia } = this.props;
@@ -161,4 +158,4 @@ class CommunityTimeline extends PureComponent {
 
 }
 
-export default connect(mapStateToProps)(injectIntl(CommunityTimeline));
+export default withIdentity(connect(mapStateToProps)(injectIntl(CommunityTimeline)));

app/javascript/mastodon/features/compose/components/search.jsx

@@ -12,6 +12,7 @@ import CancelIcon from '@/material-icons/400-24px/cancel-fill.svg?react';
 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
 import SearchIcon from '@/material-icons/400-24px/search.svg?react';
 import { Icon }  from 'mastodon/components/icon';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { domain, searchEnabled } from 'mastodon/initial_state';
 import { HASHTAG_REGEX } from 'mastodon/utils/hashtags';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
@@ -33,12 +34,8 @@ const labelForRecentSearch = search => {
 };
 
 class Search extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object.isRequired,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     value: PropTypes.string.isRequired,
     recent: ImmutablePropTypes.orderedSet,
     submitted: PropTypes.bool,
@@ -276,7 +273,7 @@ class Search extends PureComponent {
   }
 
   _calculateOptions (value) {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
     const trimmedValue = value.trim();
     const options = [];
 
@@ -318,7 +315,7 @@ class Search extends PureComponent {
   render () {
     const { intl, value, submitted, recent } = this.props;
     const { expanded, options, selectedOption } = this.state;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     const hasValue = value.length > 0 || submitted;
 
@@ -402,4 +399,4 @@ class Search extends PureComponent {
 
 }
 
-export default withRouter(injectIntl(Search));
+export default withRouter(withIdentity(injectIntl(Search)));

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

@@ -13,6 +13,7 @@ import SearchIcon from '@/material-icons/400-24px/search.svg?react';
 import Column from 'mastodon/components/column';
 import ColumnHeader from 'mastodon/components/column_header';
 import Search from 'mastodon/features/compose/containers/search_container';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { trendsEnabled } from 'mastodon/initial_state';
 
 import Links from './links';
@@ -32,12 +33,8 @@ const mapStateToProps = state => ({
 });
 
 class Explore extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     intl: PropTypes.object.isRequired,
     multiColumn: PropTypes.bool,
     isSearching: PropTypes.bool,
@@ -53,7 +50,7 @@ class Explore extends PureComponent {
 
   render() {
     const { intl, multiColumn, isSearching } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     return (
       <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
@@ -114,4 +111,4 @@ class Explore extends PureComponent {
 
 }
 
-export default connect(mapStateToProps)(injectIntl(Explore));
+export default withIdentity(connect(mapStateToProps)(injectIntl(Explore)));

app/javascript/mastodon/features/firehose/index.jsx

@@ -6,13 +6,14 @@ import { useIntl, defineMessages, FormattedMessage } from 'react-intl';
 import { Helmet } from 'react-helmet';
 import { NavLink } from 'react-router-dom';
 
+import { useIdentity } from '@/mastodon/identity_context';
 import PublicIcon from '@/material-icons/400-24px/public.svg?react';
 import { addColumn } from 'mastodon/actions/columns';
 import { changeSetting } from 'mastodon/actions/settings';
 import { connectPublicStream, connectCommunityStream } from 'mastodon/actions/streaming';
 import { expandPublicTimeline, expandCommunityTimeline } from 'mastodon/actions/timelines';
 import { DismissableBanner } from 'mastodon/components/dismissable_banner';
-import initialState, { domain } from 'mastodon/initial_state';
+import { domain } from 'mastodon/initial_state';
 import { useAppDispatch, useAppSelector } from 'mastodon/store';
 
 import Column from '../../components/column';
@@ -24,15 +25,6 @@ const messages = defineMessages({
   title: { id: 'column.firehose', defaultMessage: 'Live feeds' },
 });
 
-// TODO: use a proper React context later on
-const useIdentity = () => ({
-  signedIn: !!initialState.meta.me,
-  accountId: initialState.meta.me,
-  disabledAccountId: initialState.meta.disabled_account_id,
-  accessToken: initialState.meta.access_token,
-  permissions: initialState.role ? initialState.role.permissions : 0,
-});
-
 const ColumnSettings = () => {
   const dispatch = useAppDispatch();
   const settings = useAppSelector((state) => state.getIn(['settings', 'firehose']));

app/javascript/mastodon/features/getting_started/index.jsx

@@ -24,6 +24,7 @@ import { fetchFollowRequests } from 'mastodon/actions/accounts';
 import Column from 'mastodon/components/column';
 import ColumnHeader from 'mastodon/components/column_header';
 import LinkFooter from 'mastodon/features/ui/components/link_footer';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 
 import { me, showTrends } from '../../initial_state';
 import { NavigationBar } from '../compose/components/navigation_bar';
@@ -75,12 +76,8 @@ const badgeDisplay = (number, limit) => {
 };
 
 class GettingStarted extends ImmutablePureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     intl: PropTypes.object.isRequired,
     myAccount: ImmutablePropTypes.record,
     multiColumn: PropTypes.bool,
@@ -91,7 +88,7 @@ class GettingStarted extends ImmutablePureComponent {
 
   componentDidMount () {
     const { fetchFollowRequests } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (!signedIn) {
       return;
@@ -102,7 +99,7 @@ class GettingStarted extends ImmutablePureComponent {
 
   render () {
     const { intl, myAccount, multiColumn, unreadFollowRequests } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     const navItems = [];
 
@@ -167,4 +164,4 @@ class GettingStarted extends ImmutablePureComponent {
 
 }
 
-export default connect(mapStateToProps, mapDispatchToProps)(injectIntl(GettingStarted));
+export default withIdentity(connect(mapStateToProps, mapDispatchToProps)(injectIntl(GettingStarted)));

app/javascript/mastodon/features/hashtag_timeline/index.jsx

@@ -17,6 +17,7 @@ import { fetchHashtag, followHashtag, unfollowHashtag } from 'mastodon/actions/t
 import { expandHashtagTimeline, clearTimeline } from 'mastodon/actions/timelines';
 import Column from 'mastodon/components/column';
 import ColumnHeader from 'mastodon/components/column_header';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 
 import StatusListContainer from '../ui/containers/status_list_container';
 
@@ -29,14 +30,10 @@ const mapStateToProps = (state, props) => ({
 });
 
 class HashtagTimeline extends PureComponent {
-
   disconnects = [];
 
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     params: PropTypes.object.isRequired,
     columnId: PropTypes.string,
     dispatch: PropTypes.func.isRequired,
@@ -94,7 +91,7 @@ class HashtagTimeline extends PureComponent {
   };
 
   _subscribe (dispatch, id, tags = {}, local) {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (!signedIn) {
       return;
@@ -168,7 +165,7 @@ class HashtagTimeline extends PureComponent {
   handleFollow = () => {
     const { dispatch, params, tag } = this.props;
     const { id } = params;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (!signedIn) {
       return;
@@ -185,7 +182,7 @@ class HashtagTimeline extends PureComponent {
     const { hasUnread, columnId, multiColumn, tag } = this.props;
     const { id, local } = this.props.params;
     const pinned = !!columnId;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     return (
       <Column bindToDocument={!multiColumn} ref={this.setRef} label={`#${id}`}>
@@ -225,4 +222,4 @@ class HashtagTimeline extends PureComponent {
 
 }
 
-export default connect(mapStateToProps)(HashtagTimeline);
+export default connect(mapStateToProps)(withIdentity(HashtagTimeline));

app/javascript/mastodon/features/home_timeline/index.jsx

@@ -14,6 +14,7 @@ import { fetchAnnouncements, toggleShowAnnouncements } from 'mastodon/actions/an
 import { IconWithBadge } from 'mastodon/components/icon_with_badge';
 import { NotSignedInIndicator } from 'mastodon/components/not_signed_in_indicator';
 import AnnouncementsContainer from 'mastodon/features/getting_started/containers/announcements_container';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { criticalUpdatesPending } from 'mastodon/initial_state';
 
 import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
@@ -40,12 +41,8 @@ const mapStateToProps = state => ({
 });
 
 class HomeTimeline extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     dispatch: PropTypes.func.isRequired,
     intl: PropTypes.object.isRequired,
     hasUnread: PropTypes.bool,
@@ -126,7 +123,7 @@ class HomeTimeline extends PureComponent {
   render () {
     const { intl, hasUnread, columnId, multiColumn, hasAnnouncements, unreadAnnouncements, showAnnouncements } = this.props;
     const pinned = !!columnId;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
     const banners = [];
 
     let announcementsButton;
@@ -190,4 +187,4 @@ class HomeTimeline extends PureComponent {
 
 }
 
-export default connect(mapStateToProps)(injectIntl(HomeTimeline));
+export default connect(mapStateToProps)(withIdentity(injectIntl(HomeTimeline)));

app/javascript/mastodon/features/notifications/components/column_settings.jsx

@@ -5,6 +5,7 @@ import { FormattedMessage } from 'react-intl';
 
 import ImmutablePropTypes from 'react-immutable-proptypes';
 
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { PERMISSION_MANAGE_USERS, PERMISSION_MANAGE_REPORTS } from 'mastodon/permissions';
 
 import { CheckboxWithLabel } from './checkbox_with_label';
@@ -12,13 +13,9 @@ import ClearColumnButton from './clear_column_button';
 import GrantPermissionButton from './grant_permission_button';
 import SettingToggle from './setting_toggle';
 
-export default class ColumnSettings extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
+class ColumnSettings extends PureComponent {
   static propTypes = {
+    identity: identityContextPropShape,
     settings: ImmutablePropTypes.map.isRequired,
     pushSettings: ImmutablePropTypes.map.isRequired,
     onChange: PropTypes.func.isRequired,
@@ -215,7 +212,7 @@ export default class ColumnSettings extends PureComponent {
           </div>
         </section>
 
-        {((this.context.identity.permissions & PERMISSION_MANAGE_USERS) === PERMISSION_MANAGE_USERS) && (
+        {((this.props.identity.permissions & PERMISSION_MANAGE_USERS) === PERMISSION_MANAGE_USERS) && (
           <section role='group' aria-labelledby='notifications-admin-sign-up'>
             <h3 id='notifications-status'><FormattedMessage id='notifications.column_settings.admin.sign_up' defaultMessage='New sign-ups:' /></h3>
 
@@ -228,7 +225,7 @@ export default class ColumnSettings extends PureComponent {
           </section>
         )}
 
-        {((this.context.identity.permissions & PERMISSION_MANAGE_REPORTS) === PERMISSION_MANAGE_REPORTS) && (
+        {((this.props.identity.permissions & PERMISSION_MANAGE_REPORTS) === PERMISSION_MANAGE_REPORTS) && (
           <section role='group' aria-labelledby='notifications-admin-report'>
             <h3 id='notifications-status'><FormattedMessage id='notifications.column_settings.admin.report' defaultMessage='New reports:' /></h3>
 
@@ -245,3 +242,5 @@ export default class ColumnSettings extends PureComponent {
   }
 
 }
+
+export default withIdentity(ColumnSettings);

app/javascript/mastodon/features/notifications/index.jsx

@@ -17,6 +17,7 @@ import NotificationsIcon from '@/material-icons/400-24px/notifications-fill.svg?
 import { compareId } from 'mastodon/compare_id';
 import { Icon }  from 'mastodon/components/icon';
 import { NotSignedInIndicator } from 'mastodon/components/not_signed_in_indicator';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 
 import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
 import { submitMarkers } from '../../actions/markers';
@@ -77,12 +78,8 @@ const mapStateToProps = state => ({
 });
 
 class Notifications extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     columnId: PropTypes.string,
     notifications: ImmutablePropTypes.list.isRequired,
     dispatch: PropTypes.func.isRequired,
@@ -190,7 +187,7 @@ class Notifications extends PureComponent {
     const { intl, notifications, isLoading, isUnread, columnId, multiColumn, hasMore, numPending, lastReadId, canMarkAsRead, needsNotificationPermission } = this.props;
     const pinned = !!columnId;
     const emptyMessage = <FormattedMessage id='empty_column.notifications' defaultMessage="You don't have any notifications yet. When other people interact with you, you will see it here." />;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     let scrollableContent = null;
 
@@ -299,4 +296,4 @@ class Notifications extends PureComponent {
 
 }
 
-export default connect(mapStateToProps)(injectIntl(Notifications));
+export default connect(mapStateToProps)(withIdentity(injectIntl(Notifications)));

app/javascript/mastodon/features/picture_in_picture/components/footer.jsx

@@ -18,6 +18,7 @@ import { replyCompose } from 'mastodon/actions/compose';
 import { reblog, favourite, unreblog, unfavourite } from 'mastodon/actions/interactions';
 import { openModal } from 'mastodon/actions/modal';
 import { IconButton } from 'mastodon/components/icon_button';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { me, boostModal } from 'mastodon/initial_state';
 import { makeGetStatus } from 'mastodon/selectors';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
@@ -47,12 +48,8 @@ const makeMapStateToProps = () => {
 };
 
 class Footer extends ImmutablePureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     statusId: PropTypes.string.isRequired,
     status: ImmutablePropTypes.map.isRequired,
     intl: PropTypes.object.isRequired,
@@ -75,7 +72,7 @@ class Footer extends ImmutablePureComponent {
 
   handleReplyClick = () => {
     const { dispatch, askReplyConfirmation, status, intl } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       if (askReplyConfirmation) {
@@ -104,7 +101,7 @@ class Footer extends ImmutablePureComponent {
 
   handleFavouriteClick = () => {
     const { dispatch, status } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       if (status.get('favourited')) {
@@ -131,7 +128,7 @@ class Footer extends ImmutablePureComponent {
 
   handleReblogClick = e => {
     const { dispatch, status } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       if (status.get('reblogged')) {
@@ -209,4 +206,4 @@ class Footer extends ImmutablePureComponent {
 
 }
 
-export default  connect(makeMapStateToProps)(withRouter(injectIntl(Footer)));
+export default  connect(makeMapStateToProps)(withIdentity(withRouter(injectIntl(Footer))));

app/javascript/mastodon/features/public_timeline/index.jsx

@@ -9,6 +9,7 @@ import { connect } from 'react-redux';
 
 import PublicIcon from '@/material-icons/400-24px/public.svg?react';
 import { DismissableBanner } from 'mastodon/components/dismissable_banner';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { domain } from 'mastodon/initial_state';
 
 import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
@@ -40,16 +41,12 @@ const mapStateToProps = (state, { columnId }) => {
 };
 
 class PublicTimeline extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static defaultProps = {
     onlyMedia: false,
   };
 
   static propTypes = {
+    identity: identityContextPropShape,
     dispatch: PropTypes.func.isRequired,
     intl: PropTypes.object.isRequired,
     columnId: PropTypes.string,
@@ -80,7 +77,7 @@ class PublicTimeline extends PureComponent {
 
   componentDidMount () {
     const { dispatch, onlyMedia, onlyRemote } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     dispatch(expandPublicTimeline({ onlyMedia, onlyRemote }));
 
@@ -90,7 +87,7 @@ class PublicTimeline extends PureComponent {
   }
 
   componentDidUpdate (prevProps) {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (prevProps.onlyMedia !== this.props.onlyMedia || prevProps.onlyRemote !== this.props.onlyRemote) {
       const { dispatch, onlyMedia, onlyRemote } = this.props;
@@ -164,4 +161,4 @@ class PublicTimeline extends PureComponent {
 
 }
 
-export default connect(mapStateToProps)(injectIntl(PublicTimeline));
+export default connect(mapStateToProps)(withIdentity(injectIntl(PublicTimeline)));

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

@@ -21,6 +21,7 @@ import RepeatActiveIcon from '@/svg-icons/repeat_active.svg?react';
 import RepeatDisabledIcon from '@/svg-icons/repeat_disabled.svg?react';
 import RepeatPrivateIcon from '@/svg-icons/repeat_private.svg?react';
 import RepeatPrivateActiveIcon from '@/svg-icons/repeat_private_active.svg?react';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { PERMISSION_MANAGE_USERS, PERMISSION_MANAGE_FEDERATION } from 'mastodon/permissions';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
 
@@ -67,12 +68,8 @@ const mapStateToProps = (state, { status }) => ({
 });
 
 class ActionBar extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     status: ImmutablePropTypes.map.isRequired,
     relationship: ImmutablePropTypes.record,
     onReply: PropTypes.func.isRequired,
@@ -198,7 +195,7 @@ class ActionBar extends PureComponent {
 
   render () {
     const { status, relationship, intl } = this.props;
-    const { signedIn, permissions } = this.context.identity;
+    const { signedIn, permissions } = this.props.identity;
 
     const publicStatus       = ['public', 'unlisted'].includes(status.get('visibility'));
     const pinnableStatus     = ['public', 'unlisted', 'private'].includes(status.get('visibility'));
@@ -326,4 +323,4 @@ class ActionBar extends PureComponent {
 
 }
 
-export default withRouter(connect(mapStateToProps)(injectIntl(ActionBar)));
+export default withRouter(connect(mapStateToProps)(withIdentity(injectIntl(ActionBar))));

app/javascript/mastodon/features/status/index.jsx

@@ -20,6 +20,7 @@ import { Icon }  from 'mastodon/components/icon';
 import { LoadingIndicator } from 'mastodon/components/loading_indicator';
 import ScrollContainer from 'mastodon/containers/scroll_container';
 import BundleColumnError from 'mastodon/features/ui/components/bundle_column_error';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
 
 import {
@@ -189,12 +190,8 @@ const titleFromStatus = (intl, status) => {
 };
 
 class Status extends ImmutablePureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     params: PropTypes.object.isRequired,
     dispatch: PropTypes.func.isRequired,
     status: ImmutablePropTypes.map,
@@ -244,7 +241,7 @@ class Status extends ImmutablePureComponent {
 
   handleFavouriteClick = (status) => {
     const { dispatch } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       if (status.get('favourited')) {
@@ -274,7 +271,7 @@ class Status extends ImmutablePureComponent {
 
   handleReplyClick = (status) => {
     const { askReplyConfirmation, dispatch, intl } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       if (askReplyConfirmation) {
@@ -307,7 +304,7 @@ class Status extends ImmutablePureComponent {
 
   handleReblogClick = (status, e) => {
     const { dispatch } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     if (signedIn) {
       if (status.get('reblogged')) {
@@ -745,4 +742,4 @@ class Status extends ImmutablePureComponent {
 
 }
 
-export default withRouter(injectIntl(connect(makeMapStateToProps)(Status)));
+export default withRouter(injectIntl(connect(makeMapStateToProps)(withIdentity(Status))));

app/javascript/mastodon/features/ui/components/compose_panel.jsx

@@ -7,16 +7,13 @@ import { changeComposing, mountCompose, unmountCompose } from 'mastodon/actions/
 import ServerBanner from 'mastodon/components/server_banner';
 import ComposeFormContainer from 'mastodon/features/compose/containers/compose_form_container';
 import SearchContainer from 'mastodon/features/compose/containers/search_container';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 
 import LinkFooter from './link_footer';
 
 class ComposePanel extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object.isRequired,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     dispatch: PropTypes.func.isRequired,
   };
 
@@ -41,7 +38,7 @@ class ComposePanel extends PureComponent {
   }
 
   render() {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     return (
       <div className='compose-panel' onFocus={this.onFocus}>
@@ -65,4 +62,4 @@ class ComposePanel extends PureComponent {
 
 }
 
-export default connect()(ComposePanel);
+export default connect()(withIdentity(ComposePanel));

app/javascript/mastodon/features/ui/components/header.jsx

@@ -13,6 +13,7 @@ import { fetchServer } from 'mastodon/actions/server';
 import { Avatar } from 'mastodon/components/avatar';
 import { Icon } from 'mastodon/components/icon';
 import { WordmarkLogo, SymbolLogo } from 'mastodon/components/logo';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { registrationsOpen, me, sso_redirect } from 'mastodon/initial_state';
 
 const Account = connect(state => ({
@@ -41,12 +42,8 @@ const mapDispatchToProps = (dispatch) => ({
 });
 
 class Header extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     openClosedRegistrationsModal: PropTypes.func,
     location: PropTypes.object,
     signupUrl: PropTypes.string.isRequired,
@@ -60,7 +57,7 @@ class Header extends PureComponent {
   }
 
   render () {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
     const { location, openClosedRegistrationsModal, signupUrl, intl } = this.props;
 
     let content;
@@ -121,4 +118,4 @@ class Header extends PureComponent {
 
 }
 
-export default injectIntl(withRouter(connect(mapStateToProps, mapDispatchToProps)(Header)));
+export default injectIntl(withRouter(withIdentity(connect(mapStateToProps, mapDispatchToProps)(Header))));

app/javascript/mastodon/features/ui/components/link_footer.jsx

@@ -8,6 +8,7 @@ import { Link } from 'react-router-dom';
 import { connect } from 'react-redux';
 
 import { openModal } from 'mastodon/actions/modal';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { domain, version, source_url, statusPageUrl, profile_directory as profileDirectory } from 'mastodon/initial_state';
 import { PERMISSION_INVITE_USERS } from 'mastodon/permissions';
 import { logOut } from 'mastodon/utils/log_out';
@@ -32,12 +33,8 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
 });
 
 class LinkFooter extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     multiColumn: PropTypes.bool,
     onLogout: PropTypes.func.isRequired,
     intl: PropTypes.object.isRequired,
@@ -53,7 +50,7 @@ class LinkFooter extends PureComponent {
   };
 
   render () {
-    const { signedIn, permissions } = this.context.identity;
+    const { signedIn, permissions } = this.props.identity;
     const { multiColumn } = this.props;
 
     const canInvite = signedIn && ((permissions & PERMISSION_INVITE_USERS) === PERMISSION_INVITE_USERS);
@@ -108,4 +105,4 @@ class LinkFooter extends PureComponent {
 
 }
 
-export default injectIntl(connect(null, mapDispatchToProps)(LinkFooter));
+export default injectIntl(withIdentity(connect(null, mapDispatchToProps)(LinkFooter)));

app/javascript/mastodon/features/ui/components/navigation_panel.jsx

@@ -31,6 +31,7 @@ import { fetchFollowRequests } from 'mastodon/actions/accounts';
 import { IconWithBadge } from 'mastodon/components/icon_with_badge';
 import { WordmarkLogo } from 'mastodon/components/logo';
 import { NavigationPortal } from 'mastodon/components/navigation_portal';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { timelinePreview, trendsEnabled } from 'mastodon/initial_state';
 import { transientSingleColumn } from 'mastodon/is_mobile';
 
@@ -97,12 +98,8 @@ const FollowRequestsLink = () => {
 };
 
 class NavigationPanel extends Component {
-
-  static contextTypes = {
-    identity: PropTypes.object.isRequired,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     intl: PropTypes.object.isRequired,
   };
 
@@ -112,7 +109,7 @@ class NavigationPanel extends Component {
 
   render () {
     const { intl } = this.props;
-    const { signedIn, disabledAccountId } = this.context.identity;
+    const { signedIn, disabledAccountId } = this.props.identity;
 
     let banner = undefined;
 
@@ -189,4 +186,4 @@ class NavigationPanel extends Component {
 
 }
 
-export default injectIntl(NavigationPanel);
+export default injectIntl(withIdentity(NavigationPanel));

app/javascript/mastodon/features/ui/index.jsx

@@ -15,6 +15,7 @@ import { focusApp, unfocusApp, changeLayout } from 'mastodon/actions/app';
 import { synchronouslySubmitMarkers, submitMarkers, fetchMarkers } from 'mastodon/actions/markers';
 import { INTRODUCTION_VERSION } from 'mastodon/actions/onboarding';
 import { PictureInPicture } from 'mastodon/features/picture_in_picture';
+import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
 import { layoutFromWindow } from 'mastodon/is_mobile';
 import { WithRouterPropTypes } from 'mastodon/utils/react_router';
 
@@ -120,12 +121,8 @@ const keyMap = {
 };
 
 class SwitchingColumnsArea extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     children: PropTypes.node,
     location: PropTypes.object,
     singleColumn: PropTypes.bool,
@@ -160,7 +157,7 @@ class SwitchingColumnsArea extends PureComponent {
 
   render () {
     const { children, singleColumn } = this.props;
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
     const pathName = this.props.location.pathname;
 
     let redirect;
@@ -252,12 +249,8 @@ class SwitchingColumnsArea extends PureComponent {
 }
 
 class UI extends PureComponent {
-
-  static contextTypes = {
-    identity: PropTypes.object.isRequired,
-  };
-
   static propTypes = {
+    identity: identityContextPropShape,
     dispatch: PropTypes.func.isRequired,
     children: PropTypes.node,
     isComposing: PropTypes.bool,
@@ -309,7 +302,7 @@ class UI extends PureComponent {
       this.dragTargets.push(e.target);
     }
 
-    if (e.dataTransfer && Array.from(e.dataTransfer.types).includes('Files') && this.props.canUploadMore && this.context.identity.signedIn) {
+    if (e.dataTransfer && Array.from(e.dataTransfer.types).includes('Files') && this.props.canUploadMore && this.props.identity.signedIn) {
       this.setState({ draggingOver: true });
     }
   };
@@ -337,7 +330,7 @@ class UI extends PureComponent {
     this.setState({ draggingOver: false });
     this.dragTargets = [];
 
-    if (e.dataTransfer && e.dataTransfer.files.length >= 1 && this.props.canUploadMore && this.context.identity.signedIn) {
+    if (e.dataTransfer && e.dataTransfer.files.length >= 1 && this.props.canUploadMore && this.props.identity.signedIn) {
       this.props.dispatch(uploadCompose(e.dataTransfer.files));
     }
   };
@@ -389,7 +382,7 @@ class UI extends PureComponent {
   };
 
   componentDidMount () {
-    const { signedIn } = this.context.identity;
+    const { signedIn } = this.props.identity;
 
     window.addEventListener('focus', this.handleWindowFocus, false);
     window.addEventListener('blur', this.handleWindowBlur, false);
@@ -586,7 +579,7 @@ class UI extends PureComponent {
         <div className={classNames('ui', { 'is-composing': isComposing })} ref={this.setRef}>
           <Header />
 
-          <SwitchingColumnsArea location={location} singleColumn={layout === 'mobile' || layout === 'single-column'}>
+          <SwitchingColumnsArea identity={this.props.identity} location={location} singleColumn={layout === 'mobile' || layout === 'single-column'}>
             {children}
           </SwitchingColumnsArea>
 
@@ -602,4 +595,4 @@ class UI extends PureComponent {
 
 }
 
-export default connect(mapStateToProps)(injectIntl(withRouter(UI)));
+export default connect(mapStateToProps)(injectIntl(withRouter(withIdentity(UI))));

app/javascript/mastodon/identity_context.tsx

@@ -0,0 +1,74 @@
+import PropTypes from 'prop-types';
+import { createContext, useContext } from 'react';
+
+import hoistStatics from 'hoist-non-react-statics';
+
+import type { InitialState } from 'mastodon/initial_state';
+
+export interface IdentityContextType {
+  signedIn: boolean;
+  accountId: string | undefined;
+  disabledAccountId: string | undefined;
+  accessToken: string | undefined;
+  permissions: number;
+}
+
+export const identityContextPropShape = PropTypes.shape({
+  signedIn: PropTypes.bool.isRequired,
+  accountId: PropTypes.string,
+  disabledAccountId: PropTypes.string,
+  accessToken: PropTypes.string,
+}).isRequired;
+
+export const createIdentityContext = (state: InitialState) => ({
+  signedIn: !!state.meta.me,
+  accountId: state.meta.me,
+  disabledAccountId: state.meta.disabled_account_id,
+  accessToken: state.meta.access_token,
+  permissions: state.role?.permissions ?? 0,
+});
+
+export const IdentityContext = createContext<IdentityContextType>({
+  signedIn: false,
+  permissions: 0,
+  accountId: undefined,
+  disabledAccountId: undefined,
+  accessToken: undefined,
+});
+
+export const useIdentity = () => useContext(IdentityContext);
+
+export interface IdentityProps {
+  ref?: unknown;
+  wrappedComponentRef?: unknown;
+}
+
+/* Injects an `identity` props into the wrapped component to be able to use the new context in class components */
+export function withIdentity<
+  ComponentType extends React.ComponentType<IdentityProps>,
+>(Component: ComponentType) {
+  const displayName = `withIdentity(${Component.displayName ?? Component.name})`;
+  const C = (props: React.ComponentProps<ComponentType>) => {
+    const { wrappedComponentRef, ...remainingProps } = props;
+
+    return (
+      <IdentityContext.Consumer>
+        {(context) => {
+          return (
+            // @ts-expect-error - Dynamic covariant generic components are tough to type.
+            <Component
+              {...remainingProps}
+              identity={context}
+              ref={wrappedComponentRef}
+            />
+          );
+        }}
+      </IdentityContext.Consumer>
+    );
+  };
+
+  C.displayName = displayName;
+  C.WrappedComponent = Component;
+
+  return hoistStatics(C, Component);
+}

app/javascript/mastodon/initial_state.js

@@ -44,12 +44,22 @@
  * @property {string} sso_redirect
  */
 
+/**
+ * @typedef Role
+ * @property {string} id
+ * @property {string} name
+ * @property {string} permissions
+ * @property {string} color
+ * @property {boolean} highlighted
+ */
+
 /**
  * @typedef InitialState
  * @property {Record<string, import("./api_types/accounts").ApiAccountJSON>} accounts
  * @property {InitialStateLanguage[]} languages
  * @property {boolean=} critical_updates_pending
  * @property {InitialStateMeta} meta
+ * @property {Role?} role
  */
 
 const element = document.getElementById('initial-state');