Fix glitched out "not found" message for non-existing profiles in web UI (#10517)

app/javascript/mastodon/actions/alerts.js

@@ -34,6 +34,11 @@ export function showAlertForError(error) {
   if (error.response) {
     const { data, status, statusText } = error.response;
 
+    if (status === 404 || status === 410) {
+      // Skip these errors as they are reflected in the UI
+      return {};
+    }
+
     let message = statusText;
     let title   = `${status}`;
 

app/javascript/mastodon/features/account_gallery/index.js

@@ -13,8 +13,10 @@ import MediaItem from './components/media_item';
 import HeaderContainer from '../account_timeline/containers/header_container';
 import { ScrollContainer } from 'react-router-scroll-4';
 import LoadMore from '../../components/load_more';
+import MissingIndicator from 'mastodon/components/missing_indicator';
 
 const mapStateToProps = (state, props) => ({
+  isAccount: !!state.getIn(['accounts', props.params.accountId]),
   medias: getAccountGallery(state, props.params.accountId),
   isLoading: state.getIn(['timelines', `account:${props.params.accountId}:media`, 'isLoading']),
   hasMore:   state.getIn(['timelines', `account:${props.params.accountId}:media`, 'hasMore']),
@@ -52,6 +54,7 @@ class AccountGallery extends ImmutablePureComponent {
     medias: ImmutablePropTypes.list.isRequired,
     isLoading: PropTypes.bool,
     hasMore: PropTypes.bool,
+    isAccount: PropTypes.bool,
   };
 
   componentDidMount () {
@@ -91,7 +94,15 @@ class AccountGallery extends ImmutablePureComponent {
   }
 
   render () {
-    const { medias, shouldUpdateScroll, isLoading, hasMore } = this.props;
+    const { medias, shouldUpdateScroll, isLoading, hasMore, isAccount } = this.props;
+
+    if (!isAccount) {
+      return (
+        <Column>
+          <MissingIndicator />
+        </Column>
+      );
+    }
 
     let loadOlder = null;
 

app/javascript/mastodon/features/account_timeline/components/header.js

@@ -2,7 +2,6 @@ import React from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import InnerHeader from '../../account/components/header';
-import MissingIndicator from '../../../components/missing_indicator';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 import MovedNote from './moved_note';
 import { FormattedMessage } from 'react-intl';
@@ -88,7 +87,7 @@ export default class Header extends ImmutablePureComponent {
     const { account, hideTabs, identity_proofs } = this.props;
 
     if (account === null) {
-      return <MissingIndicator />;
+      return null;
     }
 
     return (

app/javascript/mastodon/features/account_timeline/index.js

@@ -13,6 +13,7 @@ import { List as ImmutableList } from 'immutable';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 import { FormattedMessage } from 'react-intl';
 import { fetchAccountIdentityProofs } from '../../actions/identity_proofs';
+import MissingIndicator from 'mastodon/components/missing_indicator';
 
 const emptyList = ImmutableList();
 
@@ -20,6 +21,7 @@ const mapStateToProps = (state, { params: { accountId }, withReplies = false })
   const path = withReplies ? `${accountId}:with_replies` : accountId;
 
   return {
+    isAccount: !!state.getIn(['accounts', accountId]),
     statusIds: state.getIn(['timelines', `account:${path}`, 'items'], emptyList),
     featuredStatusIds: withReplies ? ImmutableList() : state.getIn(['timelines', `account:${accountId}:pinned`, 'items'], emptyList),
     isLoading: state.getIn(['timelines', `account:${path}`, 'isLoading']),
@@ -41,6 +43,7 @@ class AccountTimeline extends ImmutablePureComponent {
     hasMore: PropTypes.bool,
     withReplies: PropTypes.bool,
     blockedBy: PropTypes.bool,
+    isAccount: PropTypes.bool,
   };
 
   componentWillMount () {
@@ -74,7 +77,15 @@ class AccountTimeline extends ImmutablePureComponent {
   }
 
   render () {
-    const { shouldUpdateScroll, statusIds, featuredStatusIds, isLoading, hasMore, blockedBy } = this.props;
+    const { shouldUpdateScroll, statusIds, featuredStatusIds, isLoading, hasMore, blockedBy, isAccount } = this.props;
+
+    if (!isAccount) {
+      return (
+        <Column>
+          <MissingIndicator />
+        </Column>
+      );
+    }
 
     if (!statusIds && isLoading) {
       return (

app/javascript/mastodon/features/followers/index.js

@@ -16,8 +16,10 @@ import Column from '../ui/components/column';
 import HeaderContainer from '../account_timeline/containers/header_container';
 import ColumnBackButton from '../../components/column_back_button';
 import ScrollableList from '../../components/scrollable_list';
+import MissingIndicator from 'mastodon/components/missing_indicator';
 
 const mapStateToProps = (state, props) => ({
+  isAccount: !!state.getIn(['accounts', props.params.accountId]),
   accountIds: state.getIn(['user_lists', 'followers', props.params.accountId, 'items']),
   hasMore: !!state.getIn(['user_lists', 'followers', props.params.accountId, 'next']),
   blockedBy: state.getIn(['relationships', props.params.accountId, 'blocked_by'], false),
@@ -33,6 +35,7 @@ class Followers extends ImmutablePureComponent {
     accountIds: ImmutablePropTypes.list,
     hasMore: PropTypes.bool,
     blockedBy: PropTypes.bool,
+    isAccount: PropTypes.bool,
   };
 
   componentWillMount () {
@@ -52,7 +55,15 @@ class Followers extends ImmutablePureComponent {
   }, 300, { leading: true });
 
   render () {
-    const { shouldUpdateScroll, accountIds, hasMore, blockedBy } = this.props;
+    const { shouldUpdateScroll, accountIds, hasMore, blockedBy, isAccount } = this.props;
+
+    if (!isAccount) {
+      return (
+        <Column>
+          <MissingIndicator />
+        </Column>
+      );
+    }
 
     if (!accountIds) {
       return (

app/javascript/mastodon/features/following/index.js

@@ -16,8 +16,10 @@ import Column from '../ui/components/column';
 import HeaderContainer from '../account_timeline/containers/header_container';
 import ColumnBackButton from '../../components/column_back_button';
 import ScrollableList from '../../components/scrollable_list';
+import MissingIndicator from 'mastodon/components/missing_indicator';
 
 const mapStateToProps = (state, props) => ({
+  isAccount: !!state.getIn(['accounts', props.params.accountId]),
   accountIds: state.getIn(['user_lists', 'following', props.params.accountId, 'items']),
   hasMore: !!state.getIn(['user_lists', 'following', props.params.accountId, 'next']),
   blockedBy: state.getIn(['relationships', props.params.accountId, 'blocked_by'], false),
@@ -33,6 +35,7 @@ class Following extends ImmutablePureComponent {
     accountIds: ImmutablePropTypes.list,
     hasMore: PropTypes.bool,
     blockedBy: PropTypes.bool,
+    isAccount: PropTypes.bool,
   };
 
   componentWillMount () {
@@ -52,7 +55,15 @@ class Following extends ImmutablePureComponent {
   }, 300, { leading: true });
 
   render () {
-    const { shouldUpdateScroll, accountIds, hasMore, blockedBy } = this.props;
+    const { shouldUpdateScroll, accountIds, hasMore, blockedBy, isAccount } = this.props;
+
+    if (!isAccount) {
+      return (
+        <Column>
+          <MissingIndicator />
+        </Column>
+      );
+    }
 
     if (!accountIds) {
       return (