Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
	app/controllers/application_controller.rb

Changed instance theme selection by instance flavour selection.

43 files changed, 250 insertions, 151 deletions

diff --git a/app/controllers/admin/settings_controller.rb b/app/controllers/admin/settings_controller.rb
index 3234b194f..c05c4c841 100644
--- a/app/controllers/admin/settings_controller.rb
+++ b/app/controllers/admin/settings_controller.rb
@@ -16,6 +16,8 @@ module Admin
       timeline_preview
       show_staff_badge
       bootstrap_timeline_accounts
+      flavour
+      skin
       thumbnail
       hero
       min_invite_role
@@ -23,6 +25,7 @@ module Admin
       peers_api_enabled
       show_known_fediverse_at_about_page
       preview_sensitive_media
+      custom_css
     ).freeze
 
     BOOLEAN_SETTINGS = %w(
diff --git a/app/controllers/admin/suspensions_controller.rb b/app/controllers/admin/suspensions_controller.rb
index 0c7bdad9e..f9bbf36fb 100644
--- a/app/controllers/admin/suspensions_controller.rb
+++ b/app/controllers/admin/suspensions_controller.rb
@@ -14,7 +14,7 @@ module Admin
       @suspension = Form::AdminSuspensionConfirmation.new(suspension_params)
 
       if suspension_params[:acct] == @account.acct
-        resolve_report! if suspension_params[:report_id]
+        resolve_report! if suspension_params[:report_id].present?
         perform_suspend!
         mark_reports_resolved!
         redirect_to admin_accounts_path
diff --git a/app/controllers/api/base_controller.rb b/app/controllers/api/base_controller.rb
index 770a69921..0b3735087 100644
--- a/app/controllers/api/base_controller.rb
+++ b/app/controllers/api/base_controller.rb
@@ -7,6 +7,8 @@ class Api::BaseController < ApplicationController
   include RateLimitHeaders
 
   skip_before_action :store_current_location
+  skip_before_action :check_user_permissions
+
   protect_from_forgery with: :null_session
 
   rescue_from ActiveRecord::RecordInvalid, Mastodon::ValidationError do |e|
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 27cd0f4f9..8ffc31bb4 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -25,7 +25,7 @@ class ApplicationController < ActionController::Base
   rescue_from Mastodon::NotPermittedError, with: :forbidden
 
   before_action :store_current_location, except: :raise_not_found, unless: :devise_controller?
-  before_action :check_suspension, if: :user_signed_in?
+  before_action :check_user_permissions, if: :user_signed_in?
 
   def raise_not_found
     raise ActionController::RoutingError, "No route matches #{params[:unmatched_route]}"
@@ -49,8 +49,8 @@ class ApplicationController < ActionController::Base
     forbidden unless current_user&.staff?
   end
 
-  def check_suspension
-    forbidden if current_user.account.suspended?
+  def check_user_permissions
+    forbidden if current_user.disabled? || current_user.account.suspended?
   end
 
   def after_sign_out_path_for(_resource_or_scope)
@@ -165,12 +165,12 @@ class ApplicationController < ActionController::Base
   end
 
   def current_flavour
-    return Setting.default_settings['flavour'] unless Themes.instance.flavours.include? current_user&.setting_flavour
+    return Setting.flavour unless Themes.instance.flavours.include? current_user&.setting_flavour
     current_user.setting_flavour
   end
 
   def current_skin
-    return 'default' unless Themes.instance.skins_for(current_flavour).include? current_user&.setting_skin
+    return Setting.skin unless Themes.instance.skins_for(current_flavour).include? current_user&.setting_skin
     current_user.setting_skin
   end
 
diff --git a/app/controllers/auth/sessions_controller.rb b/app/controllers/auth/sessions_controller.rb
index 4c0d93f5d..7cd46662f 100644
--- a/app/controllers/auth/sessions_controller.rb
+++ b/app/controllers/auth/sessions_controller.rb
@@ -6,7 +6,7 @@ class Auth::SessionsController < Devise::SessionsController
   layout 'auth'
 
   skip_before_action :require_no_authentication, only: [:create]
-  skip_before_action :check_suspension, only: [:destroy]
+  skip_before_action :check_user_permissions, only: [:destroy]
   prepend_before_action :authenticate_with_two_factor, if: :two_factor_enabled?, only: [:create]
   prepend_before_action :set_pack
   before_action :set_instance_presenter, only: [:new]
diff --git a/app/controllers/custom_css_controller.rb b/app/controllers/custom_css_controller.rb
new file mode 100644
index 000000000..31e501609
--- /dev/null
+++ b/app/controllers/custom_css_controller.rb
@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+class CustomCssController < ApplicationController
+  before_action :set_cache_headers
+
+  def show
+    skip_session!
+    render plain: Setting.custom_css || '', content_type: 'text/css'
+  end
+end
diff --git a/app/javascript/mastodon/actions/compose.js b/app/javascript/mastodon/actions/compose.js
index fe3e831d5..6d975cd1e 100644
--- a/app/javascript/mastodon/actions/compose.js
+++ b/app/javascript/mastodon/actions/compose.js
@@ -130,7 +130,7 @@ export function submitCompose() {
         'Idempotency-Key': getState().getIn(['compose', 'idempotencyKey']),
       },
     }).then(function (response) {
-      dispatch(insertIntoTagHistory(response.data.tags));
+      dispatch(insertIntoTagHistory(response.data.tags, status));
       dispatch(submitComposeSuccess({ ...response.data }));
 
       // To make the app more responsive, immediately get the status into the columns
@@ -390,13 +390,13 @@ export function hydrateCompose() {
   };
 }
 
-function insertIntoTagHistory(tags) {
+function insertIntoTagHistory(recognizedTags, text) {
   return (dispatch, getState) => {
     const state = getState();
     const oldHistory = state.getIn(['compose', 'tagHistory']);
     const me = state.getIn(['meta', 'me']);
-    const names = tags.map(({ name }) => name);
-    const intersectedOldHistory = oldHistory.filter(name => !names.includes(name));
+    const names = recognizedTags.map(tag => text.match(new RegExp(`#${tag.name}`, 'i'))[0].slice(1));
+    const intersectedOldHistory = oldHistory.filter(name => names.findIndex(newName => newName.toLowerCase() === name.toLowerCase()) === -1);
 
     names.push(...intersectedOldHistory.toJS());
 
diff --git a/app/javascript/mastodon/components/column.js b/app/javascript/mastodon/components/column.js
index e81236d26..d45387463 100644
--- a/app/javascript/mastodon/components/column.js
+++ b/app/javascript/mastodon/components/column.js
@@ -7,6 +7,7 @@ export default class Column extends React.PureComponent {
 
   static propTypes = {
     children: PropTypes.node,
+    label: PropTypes.string,
   };
 
   scrollTop () {
@@ -40,10 +41,10 @@ export default class Column extends React.PureComponent {
   }
 
   render () {
-    const { children } = this.props;
+    const { label, children } = this.props;
 
     return (
-      <div role='region' className='column' ref={this.setRef}>
+      <div role='region' aria-label={label} className='column' ref={this.setRef}>
         {children}
       </div>
     );
diff --git a/app/javascript/mastodon/components/dropdown_menu.js b/app/javascript/mastodon/components/dropdown_menu.js
index e83f724e9..a5cf6479b 100644
--- a/app/javascript/mastodon/components/dropdown_menu.js
+++ b/app/javascript/mastodon/components/dropdown_menu.js
@@ -226,6 +226,12 @@ export default class Dropdown extends React.PureComponent {
     return this.target;
   }
 
+  componentWillUnmount = () => {
+    if (this.state.id === this.props.openDropdownId) {
+      this.handleClose();
+    }
+  }
+
   render () {
     const { icon, items, size, title, disabled, dropdownPlacement, openDropdownId } = this.props;
     const open = this.state.id === openDropdownId;
diff --git a/app/javascript/mastodon/components/intersection_observer_article.js b/app/javascript/mastodon/components/intersection_observer_article.js
index e2ce9ec96..de2203a4b 100644
--- a/app/javascript/mastodon/components/intersection_observer_article.js
+++ b/app/javascript/mastodon/components/intersection_observer_article.js
@@ -109,7 +109,7 @@ export default class IntersectionObserverArticle extends React.Component {
       return (
         <article
           ref={this.handleRef}
-          aria-posinset={index}
+          aria-posinset={index + 1}
           aria-setsize={listLength}
           style={{ height: `${this.height || cachedHeight}px`, opacity: 0, overflow: 'hidden' }}
           data-id={id}
@@ -121,7 +121,7 @@ export default class IntersectionObserverArticle extends React.Component {
     }
 
     return (
-      <article ref={this.handleRef} aria-posinset={index} aria-setsize={listLength} data-id={id} tabIndex='0'>
+      <article ref={this.handleRef} aria-posinset={index + 1} aria-setsize={listLength} data-id={id} tabIndex='0'>
         {children && React.cloneElement(children, { hidden: false })}
       </article>
     );
diff --git a/app/javascript/mastodon/components/status.js b/app/javascript/mastodon/components/status.js
index e653906f1..9a3fd3576 100644
--- a/app/javascript/mastodon/components/status.js
+++ b/app/javascript/mastodon/components/status.js
@@ -8,7 +8,7 @@ import DisplayName from './display_name';
 import StatusContent from './status_content';
 import StatusActionBar from './status_action_bar';
 import AttachmentList from './attachment_list';
-import { FormattedMessage } from 'react-intl';
+import { injectIntl, FormattedMessage } from 'react-intl';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 import { MediaGallery, Video } from '../features/ui/util/async-components';
 import { HotKeys } from 'react-hotkeys';
@@ -18,6 +18,24 @@ import classNames from 'classnames';
 // to use the progress bar to show download progress
 import Bundle from '../features/ui/components/bundle';
 
+export const textForScreenReader = (intl, status, rebloggedByText = false, expanded = false) => {
+  const displayName = status.getIn(['account', 'display_name']);
+
+  const values = [
+    displayName.length === 0 ? status.getIn(['account', 'acct']).split('@')[0] : displayName,
+    status.get('spoiler_text') && !expanded ? status.get('spoiler_text') : status.get('search_index').slice(status.get('spoiler_text').length),
+    intl.formatDate(status.get('created_at'), { hour: '2-digit', minute: '2-digit', month: 'short', day: 'numeric' }),
+    status.getIn(['account', 'acct']),
+  ];
+
+  if (rebloggedByText) {
+    values.push(rebloggedByText);
+  }
+
+  return values.join(', ');
+};
+
+@injectIntl
 export default class Status extends ImmutablePureComponent {
 
   static contextTypes = {
@@ -138,9 +156,9 @@ export default class Status extends ImmutablePureComponent {
 
   render () {
     let media = null;
-    let statusAvatar, prepend;
+    let statusAvatar, prepend, rebloggedByText;
 
-    const { hidden, featured } = this.props;
+    const { intl, hidden, featured } = this.props;
 
     let { status, account, ...other } = this.props;
 
@@ -189,6 +207,8 @@ export default class Status extends ImmutablePureComponent {
         </div>
       );
 
+      rebloggedByText = intl.formatMessage({ id: 'status.reblogged_by', defaultMessage: '{name} boosted' }, { name: status.getIn(['account', 'acct']) });
+
       account = status.get('account');
       status  = status.get('reblog');
     }
@@ -248,7 +268,7 @@ export default class Status extends ImmutablePureComponent {
 
     return (
       <HotKeys handlers={handlers}>
-        <div className={classNames('status__wrapper', `status__wrapper-${status.get('visibility')}`, { focusable: !this.props.muted })} tabIndex={this.props.muted ? null : 0} data-featured={featured ? 'true' : null}>
+        <div className={classNames('status__wrapper', `status__wrapper-${status.get('visibility')}`, { focusable: !this.props.muted })} tabIndex={this.props.muted ? null : 0} data-featured={featured ? 'true' : null} aria-label={textForScreenReader(intl, status, rebloggedByText, !status.get('hidden'))}>
           {prepend}
 
           <div className={classNames('status', `status-${status.get('visibility')}`, { muted: this.props.muted })} data-id={status.get('id')}>
diff --git a/app/javascript/mastodon/features/community_timeline/index.js b/app/javascript/mastodon/features/community_timeline/index.js
index 1cd5cf157..48d2b3f68 100644
--- a/app/javascript/mastodon/features/community_timeline/index.js
+++ b/app/javascript/mastodon/features/community_timeline/index.js
@@ -105,7 +105,7 @@ export default class CommunityTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='users'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/compose/index.js b/app/javascript/mastodon/features/compose/index.js
index df1ec4915..b7394a39e 100644
--- a/app/javascript/mastodon/features/compose/index.js
+++ b/app/javascript/mastodon/features/compose/index.js
@@ -22,6 +22,7 @@ const messages = defineMessages({
   community: { id: 'navigation_bar.community_timeline', defaultMessage: 'Local timeline' },
   preferences: { id: 'navigation_bar.preferences', defaultMessage: 'Preferences' },
   logout: { id: 'navigation_bar.logout', defaultMessage: 'Logout' },
+  compose: { id: 'navigation_bar.compose', defaultMessage: 'Compose new toot' },
 });
 
 const mapStateToProps = (state, ownProps) => ({
@@ -95,7 +96,7 @@ export default class Compose extends React.PureComponent {
     }
 
     return (
-      <div className='drawer'>
+      <div className='drawer' role='region' aria-label={intl.formatMessage(messages.compose)}>
         {header}
 
         {(multiColumn || isSearchPage) && <SearchContainer /> }
diff --git a/app/javascript/mastodon/features/direct_timeline/index.js b/app/javascript/mastodon/features/direct_timeline/index.js
index 2181c75b6..dd289ce56 100644
--- a/app/javascript/mastodon/features/direct_timeline/index.js
+++ b/app/javascript/mastodon/features/direct_timeline/index.js
@@ -76,7 +76,7 @@ export default class DirectTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='envelope'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/favourited_statuses/index.js b/app/javascript/mastodon/features/favourited_statuses/index.js
index 3973ed3cb..55fee88e6 100644
--- a/app/javascript/mastodon/features/favourited_statuses/index.js
+++ b/app/javascript/mastodon/features/favourited_statuses/index.js
@@ -72,7 +72,7 @@ export default class Favourites extends ImmutablePureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={intl.formatMessage(messages.heading)}>
         <ColumnHeader
           icon='star'
           title={intl.formatMessage(messages.heading)}
diff --git a/app/javascript/mastodon/features/getting_started/index.js b/app/javascript/mastodon/features/getting_started/index.js
index 95af8997e..f34ac6b8a 100644
--- a/app/javascript/mastodon/features/getting_started/index.js
+++ b/app/javascript/mastodon/features/getting_started/index.js
@@ -31,6 +31,7 @@ const messages = defineMessages({
   discover: { id: 'navigation_bar.discover', defaultMessage: 'Discover' },
   personal: { id: 'navigation_bar.personal', defaultMessage: 'Personal' },
   security: { id: 'navigation_bar.security', defaultMessage: 'Security' },
+  menu: { id: 'getting_started.heading', defaultMessage: 'Getting started' },
 });
 
 const mapStateToProps = state => ({
@@ -115,7 +116,7 @@ export default class GettingStarted extends ImmutablePureComponent {
     }
 
     return (
-      <Column>
+      <Column label={intl.formatMessage(messages.menu)}>
         {multiColumn && <div className='column-header__wrapper'>
           <h1 className='column-header'>
             <button>
diff --git a/app/javascript/mastodon/features/hashtag_timeline/index.js b/app/javascript/mastodon/features/hashtag_timeline/index.js
index 15fca9ab4..b67486f07 100644
--- a/app/javascript/mastodon/features/hashtag_timeline/index.js
+++ b/app/javascript/mastodon/features/hashtag_timeline/index.js
@@ -89,7 +89,7 @@ export default class HashtagTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={`#${id}`}>
         <ColumnHeader
           icon='hashtag'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/home_timeline/index.js b/app/javascript/mastodon/features/home_timeline/index.js
index 4e6853c5b..12dab0e44 100644
--- a/app/javascript/mastodon/features/home_timeline/index.js
+++ b/app/javascript/mastodon/features/home_timeline/index.js
@@ -98,7 +98,7 @@ export default class HomeTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='home'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/list_timeline/index.js b/app/javascript/mastodon/features/list_timeline/index.js
index 5c40fb758..164669e89 100644
--- a/app/javascript/mastodon/features/list_timeline/index.js
+++ b/app/javascript/mastodon/features/list_timeline/index.js
@@ -137,7 +137,7 @@ export default class ListTimeline extends React.PureComponent {
     }
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={title}>
         <ColumnHeader
           icon='list-ul'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/notifications/index.js b/app/javascript/mastodon/features/notifications/index.js
index 94a46b833..b7d7f361c 100644
--- a/app/javascript/mastodon/features/notifications/index.js
+++ b/app/javascript/mastodon/features/notifications/index.js
@@ -165,7 +165,7 @@ export default class Notifications extends React.PureComponent {
     );
 
     return (
-      <Column ref={this.setColumnRef}>
+      <Column ref={this.setColumnRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='bell'
           active={isUnread}
diff --git a/app/javascript/mastodon/features/public_timeline/index.js b/app/javascript/mastodon/features/public_timeline/index.js
index 5f7ac5fc7..6d5c4118d 100644
--- a/app/javascript/mastodon/features/public_timeline/index.js
+++ b/app/javascript/mastodon/features/public_timeline/index.js
@@ -112,7 +112,7 @@ export default class PublicTimeline extends React.PureComponent {
     const pinned = !!columnId;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='globe'
           active={hasUnread}
diff --git a/app/javascript/mastodon/features/standalone/community_timeline/index.js b/app/javascript/mastodon/features/standalone/community_timeline/index.js
index 629d058a2..c8ae9b304 100644
--- a/app/javascript/mastodon/features/standalone/community_timeline/index.js
+++ b/app/javascript/mastodon/features/standalone/community_timeline/index.js
@@ -51,7 +51,7 @@ export default class CommunityTimeline extends React.PureComponent {
     const { intl } = this.props;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='users'
           title={intl.formatMessage(messages.title)}
diff --git a/app/javascript/mastodon/features/standalone/public_timeline/index.js b/app/javascript/mastodon/features/standalone/public_timeline/index.js
index 1236cb927..115c51d85 100644
--- a/app/javascript/mastodon/features/standalone/public_timeline/index.js
+++ b/app/javascript/mastodon/features/standalone/public_timeline/index.js
@@ -51,7 +51,7 @@ export default class PublicTimeline extends React.PureComponent {
     const { intl } = this.props;
 
     return (
-      <Column ref={this.setRef}>
+      <Column ref={this.setRef} label={intl.formatMessage(messages.title)}>
         <ColumnHeader
           icon='globe'
           title={intl.formatMessage(messages.title)}
diff --git a/app/javascript/mastodon/features/status/index.js b/app/javascript/mastodon/features/status/index.js
index e506733b4..45e36e3eb 100644
--- a/app/javascript/mastodon/features/status/index.js
+++ b/app/javascript/mastodon/features/status/index.js
@@ -43,6 +43,7 @@ import ImmutablePureComponent from 'react-immutable-pure-component';
 import { HotKeys } from 'react-hotkeys';
 import { boostModal, deleteModal } from '../../initial_state';
 import { attachFullscreenListener, detachFullscreenListener, isFullscreen } from '../ui/util/fullscreen';
+import { textForScreenReader } from '../../components/status';
 
 const messages = defineMessages({
   deleteConfirm: { id: 'confirmations.delete.confirm', defaultMessage: 'Delete' },
@@ -52,6 +53,7 @@ const messages = defineMessages({
   blockConfirm: { id: 'confirmations.block.confirm', defaultMessage: 'Block' },
   revealAll: { id: 'status.show_more_all', defaultMessage: 'Show more for all' },
   hideAll: { id: 'status.show_less_all', defaultMessage: 'Show less for all' },
+  detailedStatus: { id: 'status.detailed_status', defaultMessage: 'Detailed conversation view' },
 });
 
 const makeMapStateToProps = () => {
@@ -404,7 +406,7 @@ export default class Status extends ImmutablePureComponent {
     };
 
     return (
-      <Column>
+      <Column label={intl.formatMessage(messages.detailedStatus)}>
         <ColumnHeader
           showBackButton
           extraButton={(
@@ -417,7 +419,7 @@ export default class Status extends ImmutablePureComponent {
             {ancestors}
 
             <HotKeys handlers={handlers}>
-              <div className='focusable' tabIndex='0'>
+              <div className='focusable' tabIndex='0' aria-label={textForScreenReader(intl, status, false, !status.get('hidden'))}>
                 <DetailedStatus
                   status={status}
                   onOpenVideo={this.handleOpenVideo}
diff --git a/app/javascript/mastodon/features/trends/index.js b/app/javascript/mastodon/features/trends/index.js
deleted file mode 100644
index f33af3e2e..000000000
--- a/app/javascript/mastodon/features/trends/index.js
+++ /dev/null
@@ -1,66 +0,0 @@
-import React from 'react';
-import PropTypes from 'prop-types';
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import ImmutablePureComponent from 'react-immutable-pure-component';
-import { connect } from 'react-redux';
-import { injectIntl, defineMessages } from 'react-intl';
-import Column from '../ui/components/column';
-import ColumnHeader from '../../components/column_header';
-import Hashtag from '../../components/hashtag';
-import classNames from 'classnames';
-import { fetchTrends } from '../../actions/trends';
-
-const messages = defineMessages({
-  title: { id: 'trends.header', defaultMessage: 'Trending now' },
-  refreshTrends: { id: 'trends.refresh', defaultMessage: 'Refresh trends' },
-});
-
-const mapStateToProps = state => ({
-  trends: state.getIn(['trends', 'items']),
-  loading: state.getIn(['trends', 'isLoading']),
-});
-
-const mapDispatchToProps = dispatch => ({
-  fetchTrends: () => dispatch(fetchTrends()),
-});
-
-@connect(mapStateToProps, mapDispatchToProps)
-@injectIntl
-export default class Trends extends ImmutablePureComponent {
-
-  static propTypes = {
-    intl: PropTypes.object.isRequired,
-    trends: ImmutablePropTypes.list,
-    fetchTrends: PropTypes.func.isRequired,
-    loading: PropTypes.bool,
-  };
-
-  componentDidMount () {
-    this.props.fetchTrends();
-  }
-
-  handleRefresh = () => {
-    this.props.fetchTrends();
-  }
-
-  render () {
-    const { trends, loading, intl } = this.props;
-
-    return (
-      <Column>
-        <ColumnHeader
-          icon='fire'
-          title={intl.formatMessage(messages.title)}
-          extraButton={(
-            <button className='column-header__button' title={intl.formatMessage(messages.refreshTrends)} aria-label={intl.formatMessage(messages.refreshTrends)} onClick={this.handleRefresh}><i className={classNames('fa', 'fa-refresh', { 'fa-spin': loading })} /></button>
-          )}
-        />
-
-        <div className='scrollable'>
-          {trends && trends.map(hashtag => <Hashtag key={hashtag.get('name')} hashtag={hashtag} />)}
-        </div>
-      </Column>
-    );
-  }
-
-}
diff --git a/app/javascript/mastodon/locales/fr.json b/app/javascript/mastodon/locales/fr.json
index 79ce01c05..835b1af65 100644
--- a/app/javascript/mastodon/locales/fr.json
+++ b/app/javascript/mastodon/locales/fr.json
@@ -22,7 +22,7 @@
   "account.posts": "Pouets",
   "account.posts_with_replies": "Pouets et réponses",
   "account.report": "Signaler",
-  "account.requested": "En attente d'approbation. Cliquez pour annuler la requête",
+  "account.requested": "En attente d’approbation. Cliquez pour annuler la requête",
   "account.share": "Partager le profil de @{name}",
   "account.show_reblogs": "Afficher les partages de @{name}",
   "account.unblock": "Débloquer",
@@ -32,7 +32,7 @@
   "account.unmute": "Ne plus masquer",
   "account.unmute_notifications": "Réactiver les notifications de @{name}",
   "account.view_full_profile": "Afficher le profil complet",
-  "alert.unexpected.message": "Une erreur non-attendue s'est produite.",
+  "alert.unexpected.message": "Une erreur non attendue s’est produite.",
   "alert.unexpected.title": "Oups !",
   "boost_modal.combo": "Vous pouvez appuyer sur {combo} pour pouvoir passer ceci, la prochaine fois",
   "bundle_column_error.body": "Une erreur s’est produite lors du chargement de ce composant.",
@@ -62,9 +62,9 @@
   "column_header.unpin": "Retirer",
   "column_subheading.settings": "Paramètres",
   "community.column_settings.media_only": "Média uniquement",
-  "compose_form.direct_message_warning": "Ce pouet sera uniquement envoyé qu'aux personnes mentionnées. Cependant, l'administration de votre instance et des instances réceptrices pourront inspecter ce message.",
+  "compose_form.direct_message_warning": "Ce pouet sera uniquement envoyé aux personnes mentionnées. Cependant, l’administration de votre instance et des instances réceptrices pourront inspecter ce message.",
   "compose_form.direct_message_warning_learn_more": "En savoir plus",
-  "compose_form.hashtag_warning": "Ce pouet ne sera pas listé dans les recherches par hashtag car sa visibilité est réglée sur \"non-listé\". Seuls les pouets avec une visibilité \"publique\" peuvent être recherchés par hashtag.",
+  "compose_form.hashtag_warning": "Ce pouet ne sera pas listé dans les recherches par hashtag car sa visibilité est réglée sur \"non listé\". Seuls les pouets avec une visibilité \"publique\" peuvent être recherchés par hashtag.",
   "compose_form.lock_disclaimer": "Votre compte n’est pas {locked}. Tout le monde peut vous suivre et voir vos pouets privés.",
   "compose_form.lock_disclaimer.lock": "verrouillé",
   "compose_form.placeholder": "Qu’avez-vous en tête ?",
@@ -73,7 +73,7 @@
   "compose_form.sensitive.marked": "Média marqué comme sensible",
   "compose_form.sensitive.unmarked": "Média non marqué comme sensible",
   "compose_form.spoiler.marked": "Le texte est caché derrière un avertissement",
-  "compose_form.spoiler.unmarked": "Le texte n'est pas caché",
+  "compose_form.spoiler.unmarked": "Le texte n’est pas caché",
   "compose_form.spoiler_placeholder": "Écrivez ici votre avertissement",
   "confirmation_modal.cancel": "Annuler",
   "confirmations.block.confirm": "Bloquer",
@@ -83,11 +83,11 @@
   "confirmations.delete_list.confirm": "Supprimer",
   "confirmations.delete_list.message": "Êtes-vous sûr de vouloir supprimer définitivement cette liste ?",
   "confirmations.domain_block.confirm": "Masquer le domaine entier",
-  "confirmations.domain_block.message": "Êtes-vous vraiment, vraiment sûr⋅e de vouloir bloquer {domain} en entier ? Dans la plupart des cas, quelques blocages ou masquages ciblés sont suffisants et préférables. Vous ne verrez plus de contenu provenant de ce domaine ni dans vos lignes de temps publiques, ni dans vos notifications. Vos suiveurs utilisant ce domaine seront retirés.",
+  "confirmations.domain_block.message": "Êtes-vous vraiment, vraiment sûr⋅e de vouloir bloquer {domain} en entier ? Dans la plupart des cas, quelques blocages ou masquages ciblés sont suffisants et préférables. Vous ne verrez plus de contenu provenant de ce domaine, ni dans fils publics, ni dans vos notifications. Vos abonné·e·s utilisant ce domaine seront retiré·e·s.",
   "confirmations.mute.confirm": "Masquer",
   "confirmations.mute.message": "Confirmez-vous le masquage de {name} ?",
   "confirmations.redraft.confirm": "Effacer et ré-écrire",
-  "confirmations.redraft.message": "Êtes vous sûr de vouloir effacer ce statut pour le ré-écrire ? Vous perdrez toutes ses réponses, ses repartages et ses mises en favori.",
+  "confirmations.redraft.message": "Êtes-vous sûr·e de vouloir effacer ce statut pour le ré-écrire ? Vous perdrez toutes ses réponses, ses repartages et ses mises en favori.",
   "confirmations.unfollow.confirm": "Ne plus suivre",
   "confirmations.unfollow.message": "Voulez-vous arrêter de suivre {name} ?",
   "embed.instructions": "Intégrez ce statut à votre site en copiant le code ci-dessous.",
@@ -98,7 +98,7 @@
   "emoji_button.food": "Nourriture & Boisson",
   "emoji_button.label": "Insérer un émoji",
   "emoji_button.nature": "Nature",
-  "emoji_button.not_found": "Pas d'emojis !! (╯°□°）╯︵ ┻━┻",
+  "emoji_button.not_found": "Pas d’émoji !! (╯°□°）╯︵ ┻━┻",
   "emoji_button.objects": "Objets",
   "emoji_button.people": "Personnages",
   "emoji_button.recent": "Fréquemment utilisés",
@@ -107,11 +107,11 @@
   "emoji_button.symbols": "Symboles",
   "emoji_button.travel": "Lieux & Voyages",
   "empty_column.community": "Le fil public local est vide. Écrivez donc quelque chose pour le remplir !",
-  "empty_column.direct": "Vous n'avez pas encore de messages directs. Lorsque vous en enverrez ou recevrez un, il s'affichera ici.",
+  "empty_column.direct": "Vous n’avez pas encore de messages directs. Lorsque vous en enverrez ou recevrez un, il s’affichera ici.",
   "empty_column.hashtag": "Il n’y a encore aucun contenu associé à ce hashtag.",
   "empty_column.home": "Vous ne suivez personne. Visitez {public} ou utilisez la recherche pour trouver d’autres personnes à suivre.",
   "empty_column.home.public_timeline": "le fil public",
-  "empty_column.list": "Il n'y a rien dans cette liste pour l'instant. Dès que des personnes de cette liste publierons de nouveaux statuts, ils apparaîtront ici.",
+  "empty_column.list": "Il n’y a rien dans cette liste pour l’instant. Dès que des personnes de cette liste publieront de nouveaux statuts, ils apparaîtront ici.",
   "empty_column.notifications": "Vous n’avez pas encore de notification. Interagissez avec d’autres personnes pour débuter la conversation.",
   "empty_column.public": "Il n’y a rien ici ! Écrivez quelque chose publiquement, ou bien suivez manuellement des personnes d’autres instances pour remplir le fil public",
   "follow_request.authorize": "Accepter",
@@ -129,7 +129,7 @@
   "home.column_settings.show_replies": "Afficher les réponses",
   "keyboard_shortcuts.back": "revenir en arrière",
   "keyboard_shortcuts.boost": "partager",
-  "keyboard_shortcuts.column": "focaliser un statut dans l'une des colonnes",
+  "keyboard_shortcuts.column": "focaliser un statut dans l’une des colonnes",
   "keyboard_shortcuts.compose": "pour centrer la zone de rédaction",
   "keyboard_shortcuts.description": "Description",
   "keyboard_shortcuts.down": "pour descendre dans la liste",
@@ -138,8 +138,8 @@
   "keyboard_shortcuts.heading": "Raccourcis clavier",
   "keyboard_shortcuts.hotkey": "Raccourci",
   "keyboard_shortcuts.legend": "pour afficher cette légende",
-  "keyboard_shortcuts.mention": "pour mentionner l'auteur",
-  "keyboard_shortcuts.profile": "pour ouvrir le profil de l'auteur",
+  "keyboard_shortcuts.mention": "pour mentionner l’auteur·rice",
+  "keyboard_shortcuts.profile": "pour ouvrir le profil de l’auteur·rice",
   "keyboard_shortcuts.reply": "pour répondre",
   "keyboard_shortcuts.search": "pour cibler la recherche",
   "keyboard_shortcuts.toggle_hidden": "pour afficher/cacher un texte derrière CW",
@@ -202,12 +202,12 @@
   "onboarding.next": "Suivant",
   "onboarding.page_five.public_timelines": "Le fil public global affiche les messages de toutes les personnes suivies par les membres de {domain}. Le fil public local est identique, mais se limite aux membres de {domain}.",
   "onboarding.page_four.home": "L’accueil affiche les messages des personnes que vous suivez.",
-  "onboarding.page_four.notifications": "La colonne de notification vous avertit lors d'une interaction avec vous.",
+  "onboarding.page_four.notifications": "La colonne de notification vous avertit lors d’une interaction avec vous.",
   "onboarding.page_one.federation": "Mastodon est un réseau de serveurs indépendants qui se joignent pour former un réseau social plus vaste. Nous appelons ces serveurs des instances.",
   "onboarding.page_one.full_handle": "Votre identifiant complet",
-  "onboarding.page_one.handle_hint": "C'est ce que vos amis devront rechercher.",
+  "onboarding.page_one.handle_hint": "C’est ce que vos ami·e·s devront rechercher.",
   "onboarding.page_one.welcome": "Bienvenue sur Mastodon !",
-  "onboarding.page_six.admin": "L’administrateur⋅ice de votre instance est {admin}.",
+  "onboarding.page_six.admin": "Votre instance est administrée par {admin}.",
   "onboarding.page_six.almost_done": "Nous y sommes presque…",
   "onboarding.page_six.appetoot": "Bon appouétit !",
   "onboarding.page_six.apps_available": "De nombreuses {apps} sont disponibles pour iOS, Android et autres.",
@@ -220,14 +220,14 @@
   "onboarding.page_two.compose": "Écrivez depuis la colonne de composition. Vous pouvez ajouter des images, changer les réglages de confidentialité, et ajouter des avertissements de contenu (Content Warning) grâce aux icônes en dessous.",
   "onboarding.skip": "Passer",
   "privacy.change": "Ajuster la confidentialité du message",
-  "privacy.direct.long": "N'envoyer qu'aux personnes mentionnées",
+  "privacy.direct.long": "N’envoyer qu’aux personnes mentionnées",
   "privacy.direct.short": "Direct",
   "privacy.private.long": "Seul⋅e⋅s vos abonné⋅e⋅s verront vos statuts",
   "privacy.private.short": "Abonné⋅e⋅s uniquement",
   "privacy.public.long": "Afficher dans les fils publics",
   "privacy.public.short": "Public",
   "privacy.unlisted.long": "Ne pas afficher dans les fils publics",
-  "privacy.unlisted.short": "Non-listé",
+  "privacy.unlisted.short": "Non listé",
   "regeneration_indicator.label": "Chargement…",
   "regeneration_indicator.sublabel": "Le flux de votre page principale est en cours de préparation !",
   "relative_time.days": "{number} j",
@@ -237,8 +237,8 @@
   "relative_time.seconds": "{number} s",
   "reply_indicator.cancel": "Annuler",
   "report.forward": "Transférer à {target}",
-  "report.forward_hint": "Le compte provient d'un autre serveur. Envoyez également une copie anonyme du rapport ?",
-  "report.hint": "Le rapport sera envoyé aux modérateurs de votre instance. Vous pouvez expliquer pourquoi vous signalez le compte ci-dessous :",
+  "report.forward_hint": "Le compte provient d’un autre serveur. Envoyez également une copie anonyme du rapport ?",
+  "report.hint": "Le rapport sera envoyé aux modérateur·rice·s de votre instance. Vous pouvez expliquer pourquoi vous signalez le compte ci-dessous :",
   "report.placeholder": "Commentaires additionnels",
   "report.submit": "Envoyer",
   "report.target": "Signalement",
@@ -272,7 +272,7 @@
   "status.pin": "Épingler sur le profil",
   "status.pinned": "Pouet épinglé",
   "status.reblog": "Partager",
-  "status.reblog_private": "Booster vers l'audience originale",
+  "status.reblog_private": "Booster vers l’audience originale",
   "status.reblogged_by": "{name} a partagé :",
   "status.redraft": "Effacer et ré-écrire",
   "status.reply": "Répondre",
@@ -292,16 +292,16 @@
   "tabs_bar.local_timeline": "Fil public local",
   "tabs_bar.notifications": "Notifications",
   "tabs_bar.search": "Chercher",
-  "trends.count_by_accounts": "{count} {rawCount, plural, one {person} other {people}} discutent",
+  "trends.count_by_accounts": "{count} {rawCount, plural, one {personne} other {personnes}} discutent",
   "ui.beforeunload": "Votre brouillon sera perdu si vous quittez Mastodon.",
   "upload_area.title": "Glissez et déposez pour envoyer",
   "upload_button.label": "Joindre un média",
-  "upload_form.description": "Décrire pour les malvoyants",
+  "upload_form.description": "Décrire pour les malvoyant·e·s",
   "upload_form.focus": "Recadrer",
   "upload_form.undo": "Supprimer",
   "upload_progress.label": "Envoi en cours…",
   "video.close": "Fermer la vidéo",
-  "video.exit_fullscreen": "Quitter plein écran",
+  "video.exit_fullscreen": "Quitter le plein écran",
   "video.expand": "Agrandir la vidéo",
   "video.fullscreen": "Plein écran",
   "video.hide": "Masquer la vidéo",
diff --git a/app/javascript/mastodon/reducers/compose.js b/app/javascript/mastodon/reducers/compose.js
index 552f659c9..67d55f66f 100644
--- a/app/javascript/mastodon/reducers/compose.js
+++ b/app/javascript/mastodon/reducers/compose.js
@@ -131,7 +131,7 @@ const updateSuggestionTags = (state, token) => {
 
   return state.merge({
     suggestions: state.get('tagHistory')
-      .filter(tag => tag.startsWith(prefix))
+      .filter(tag => tag.toLowerCase().startsWith(prefix.toLowerCase()))
       .slice(0, 4)
       .map(tag => '#' + tag),
     suggestion_token: token,
diff --git a/app/javascript/mastodon/service_worker/web_push_notifications.js b/app/javascript/mastodon/service_worker/web_push_notifications.js
index 3318bbadc..d61d916b1 100644
--- a/app/javascript/mastodon/service_worker/web_push_notifications.js
+++ b/app/javascript/mastodon/service_worker/web_push_notifications.js
@@ -80,15 +80,7 @@ const handlePush = (event) => {
 
   // Placeholder until more information can be loaded
   event.waitUntil(
-    notify({
-      title,
-      body,
-      icon,
-      tag: notification_id,
-      timestamp: new Date(),
-      badge: '/badge.png',
-      data: { access_token, preferred_locale, url: '/web/notifications' },
-    }).then(() => fetchFromApi(`/api/v1/notifications/${notification_id}`, 'get', access_token)).then(notification => {
+    fetchFromApi(`/api/v1/notifications/${notification_id}`, 'get', access_token).then(notification => {
       const options = {};
 
       options.title     = formatMessage(`notification.${notification.type}`, preferred_locale, { name: notification.account.display_name.length > 0 ? notification.account.display_name : notification.account.username });
@@ -112,6 +104,16 @@ const handlePush = (event) => {
       }
 
       return notify(options);
+    }).catch(() => {
+      return notify({
+        title,
+        body,
+        icon,
+        tag: notification_id,
+        timestamp: new Date(),
+        badge: '/badge.png',
+        data: { access_token, preferred_locale, url: '/web/notifications' },
+      });
     })
   );
 };
diff --git a/app/javascript/styles/mastodon-light/diff.scss b/app/javascript/styles/mastodon-light/diff.scss
index 84ccd326e..ac161a004 100644
--- a/app/javascript/styles/mastodon-light/diff.scss
+++ b/app/javascript/styles/mastodon-light/diff.scss
@@ -169,6 +169,10 @@
   color: $white;
 }
 
+.dropdown-menu__separator {
+  border-bottom-color: lighten($ui-base-color, 12%);
+}
+
 // Change the background colors of modals
 .actions-modal,
 .boost-modal,
@@ -281,3 +285,87 @@
     }
   }
 }
+
+.flash-message {
+  box-shadow: none;
+
+  &.notice {
+    background: rgba($success-green, 0.5);
+    color: lighten($success-green, 12%);
+  }
+
+  &.alert {
+    background: rgba($error-red, 0.5);
+    color: lighten($error-red, 12%);
+  }
+}
+
+.simple_form,
+.table-form {
+  .warning {
+    box-shadow: none;
+    background: rgba($error-red, 0.5);
+    text-shadow: none;
+  }
+}
+
+.status__content,
+.reply-indicator__content {
+  a {
+    color: $highlight-text-color;
+  }
+}
+
+.button.logo-button {
+  color: $white;
+
+  svg path:first-child {
+    fill: $white;
+  }
+}
+
+.public-layout {
+  .header,
+  .public-account-header,
+  .public-account-bio {
+    box-shadow: none;
+  }
+
+  .header {
+    background: lighten($ui-base-color, 12%);
+  }
+
+  .public-account-header {
+    &__image {
+      background: lighten($ui-base-color, 12%);
+
+      &::after {
+        box-shadow: none;
+      }
+    }
+
+    &__tabs {
+      &__name {
+        h1,
+        h1 small {
+          color: $white;
+        }
+      }
+    }
+  }
+}
+
+.account__section-headline a.active::after {
+  border-color: transparent transparent $white;
+}
+
+.hero-widget,
+.box-widget,
+.contact-widget,
+.landing-page__information.contact-widget,
+.moved-account-widget,
+.memoriam-widget,
+.activity-stream,
+.nothing-here {
+  box-shadow: none;
+}
diff --git a/app/javascript/styles/mastodon/forms.scss b/app/javascript/styles/mastodon/forms.scss
index 020be5ad2..144b4a519 100644
--- a/app/javascript/styles/mastodon/forms.scss
+++ b/app/javascript/styles/mastodon/forms.scss
@@ -621,3 +621,14 @@ code {
 .scope-danger {
   color: $warning-red;
 }
+
+.form_admin_settings_site_short_description,
+.form_admin_settings_site_description,
+.form_admin_settings_site_extended_description,
+.form_admin_settings_site_terms,
+.form_admin_settings_custom_css,
+.form_admin_settings_closed_registrations_message {
+  textarea {
+    font-family: 'mastodon-font-monospace', monospace;
+  }
+}
diff --git a/app/lib/activitypub/activity/create.rb b/app/lib/activitypub/activity/create.rb
index 00479fd9a..79efc95d3 100644
--- a/app/lib/activitypub/activity/create.rb
+++ b/app/lib/activitypub/activity/create.rb
@@ -107,7 +107,7 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     updated   = tag['updated']
     emoji     = CustomEmoji.find_by(shortcode: shortcode, domain: @account.domain)
 
-    return unless emoji.nil? || emoji.updated_at >= updated
+    return unless emoji.nil? || image_url != emoji.image_remote_url || (updated && emoji.updated_at >= updated)
 
     emoji ||= CustomEmoji.new(domain: @account.domain, shortcode: shortcode, uri: uri)
     emoji.image_remote_url = image_url
diff --git a/app/lib/settings/scoped_settings.rb b/app/lib/settings/scoped_settings.rb
index de4af3009..70de7b792 100644
--- a/app/lib/settings/scoped_settings.rb
+++ b/app/lib/settings/scoped_settings.rb
@@ -2,6 +2,11 @@
 
 module Settings
   class ScopedSettings
+    DEFAULTING_TO_UNSCOPED = %w(
+      flavour
+      skin
+    ).freeze
+
     def initialize(object)
       @object = object
     end
@@ -50,15 +55,22 @@ module Settings
       Rails.cache.fetch(Setting.cache_key(key, @object)) do
         db_val = thing_scoped.find_by(var: key.to_s)
         if db_val
-          default_value = Setting.default_settings[key]
+          default_value = ScopedSettings.default_settings[key]
           return default_value.with_indifferent_access.merge!(db_val.value) if default_value.is_a?(Hash)
           db_val.value
         else
-          Setting.default_settings[key]
+          ScopedSettings.default_settings[key]
         end
       end
     end
 
+    class << self
+      def default_settings
+        defaulting = DEFAULTING_TO_UNSCOPED.map { |k| [k, Setting[k]] }.to_h
+        Setting.default_settings.merge!(defaulting)
+      end
+    end
+
     protected
 
     def thing_scoped
diff --git a/app/models/form/admin_settings.rb b/app/models/form/admin_settings.rb
index 010cf7fc3..9ea4ed322 100644
--- a/app/models/form/admin_settings.rb
+++ b/app/models/form/admin_settings.rb
@@ -30,6 +30,10 @@ class Form::AdminSettings
     :show_staff_badge=,
     :bootstrap_timeline_accounts,
     :bootstrap_timeline_accounts=,
+    :flavour,
+    :flavour=,
+    :skin,
+    :skin=,
     :min_invite_role,
     :min_invite_role=,
     :activity_api_enabled,
@@ -40,6 +44,8 @@ class Form::AdminSettings
     :show_known_fediverse_at_about_page=,
     :preview_sensitive_media,
     :preview_sensitive_media=,
+    :custom_css,
+    :custom_css=,
     to: Setting
   )
 end
diff --git a/app/models/user.rb b/app/models/user.rb
index 8b65a900c..28c34d7a4 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -216,10 +216,6 @@ class User < ApplicationRecord
     save!
   end
 
-  def active_for_authentication?
-    super && !disabled?
-  end
-
   def setting_default_privacy
     settings.default_privacy || (account.locked? ? 'private' : 'public')
   end
diff --git a/app/policies/user_policy.rb b/app/policies/user_policy.rb
index dabdf707a..57af5c61c 100644
--- a/app/policies/user_policy.rb
+++ b/app/policies/user_policy.rb
@@ -18,11 +18,11 @@ class UserPolicy < ApplicationPolicy
   end
 
   def enable?
-    admin?
+    staff?
   end
 
   def disable?
-    admin? && !record.admin?
+    staff? && !record.admin?
   end
 
   def promote?
diff --git a/app/presenters/instance_presenter.rb b/app/presenters/instance_presenter.rb
index d14836b9d..0249c134f 100644
--- a/app/presenters/instance_presenter.rb
+++ b/app/presenters/instance_presenter.rb
@@ -14,7 +14,7 @@ class InstancePresenter
   )
 
   def contact_account
-    Account.find_local(Setting.site_contact_username)
+    Account.find_local(Setting.site_contact_username.gsub(/\A@/, ''))
   end
 
   def user_count
diff --git a/app/serializers/activitypub/actor_serializer.rb b/app/serializers/activitypub/actor_serializer.rb
index 41c9aa44e..5054bd683 100644
--- a/app/serializers/activitypub/actor_serializer.rb
+++ b/app/serializers/activitypub/actor_serializer.rb
@@ -93,11 +93,11 @@ class ActivityPub::ActorSerializer < ActiveModel::Serializer
   end
 
   def avatar_exists?
-    object.avatar.exists?
+    object.avatar?
   end
 
   def header_exists?
-    object.header.exists?
+    object.header?
   end
 
   def manually_approves_followers
diff --git a/app/serializers/web/notification_serializer.rb b/app/serializers/web/notification_serializer.rb
index 43ba4d92a..ee83ec8b2 100644
--- a/app/serializers/web/notification_serializer.rb
+++ b/app/serializers/web/notification_serializer.rb
@@ -33,7 +33,7 @@ class Web::NotificationSerializer < ActiveModel::Serializer
   end
 
   def body
-    str = truncate(strip_tags(object.target_status&.spoiler_text&.presence || object.target_status&.text || object.from_account.note), length: 140)
-    HTMLEntities.new.decode(str.to_str) # Do not encode entities, since this value will not be used in HTML
+    str = strip_tags(object.target_status&.spoiler_text&.presence || object.target_status&.text || object.from_account.note)
+    truncate(HTMLEntities.new.decode(str.to_str), length: 140) # Do not encode entities, since this value will not be used in HTML
   end
 end
diff --git a/app/services/activitypub/process_account_service.rb b/app/services/activitypub/process_account_service.rb
index 7f95678b0..ac19bf933 100644
--- a/app/services/activitypub/process_account_service.rb
+++ b/app/services/activitypub/process_account_service.rb
@@ -226,7 +226,7 @@ class ActivityPub::ProcessAccountService < BaseService
     updated   = tag['updated']
     emoji     = CustomEmoji.find_by(shortcode: shortcode, domain: @account.domain)
 
-    return unless emoji.nil? || emoji.updated_at >= updated
+    return unless emoji.nil? || image_url != emoji.image_remote_url || (updated && emoji.updated_at >= updated)
 
     emoji ||= CustomEmoji.new(domain: @account.domain, shortcode: shortcode, uri: uri)
     emoji.image_remote_url = image_url
diff --git a/app/views/admin/settings/edit.html.haml b/app/views/admin/settings/edit.html.haml
index fda6b00f4..abe7ecf32 100644
--- a/app/views/admin/settings/edit.html.haml
+++ b/app/views/admin/settings/edit.html.haml
@@ -15,6 +15,7 @@
   %hr/
 
   .fields-group
+    = f.input :flavour, collection: Themes.instance.flavours, label_method: lambda { |flavour| I18n.t("flavours.#{flavour}.name", default: flavour) }, wrapper: :with_label, include_blank: false
     = f.input :thumbnail, as: :file, wrapper: :with_block_label, label: t('admin.settings.thumbnail.title'), hint: t('admin.settings.thumbnail.desc_html')
     = f.input :hero, as: :file, wrapper: :with_block_label, label: t('admin.settings.hero.title'), hint: t('admin.settings.hero.desc_html')
 
@@ -48,7 +49,7 @@
   .fields-group
     = f.input :site_extended_description, wrapper: :with_block_label, as: :text, label: t('admin.settings.site_description_extended.title'), hint: t('admin.settings.site_description_extended.desc_html'), input_html: { rows: 8 }
     = f.input :site_terms, wrapper: :with_block_label, as: :text, label: t('admin.settings.site_terms.title'), hint: t('admin.settings.site_terms.desc_html'), input_html: { rows: 8 }
-
+    = f.input :custom_css, wrapper: :with_block_label, as: :text, input_html: { rows: 8 }, label: t('admin.settings.custom_css.title'), hint: t('admin.settings.custom_css.desc_html')
   %hr/
 
   .fields-group
diff --git a/app/views/auth/shared/_links.html.haml b/app/views/auth/shared/_links.html.haml
index 08b385092..516c625a6 100644
--- a/app/views/auth/shared/_links.html.haml
+++ b/app/views/auth/shared/_links.html.haml
@@ -3,7 +3,7 @@
     %li= link_to t('auth.login'), new_session_path(resource_name)
 
   - if devise_mapping.registerable? && controller_name != 'registrations'
-    %li= link_to t('auth.register'), new_registration_path(resource_name)
+    %li= link_to t('auth.register'), open_registrations? ? new_registration_path(resource_name) : 'https://joinmastodon.org/#getting-started'
 
   - if devise_mapping.recoverable? && controller_name != 'passwords' && controller_name != 'registrations'
     %li= link_to t('auth.forgot_password'), new_password_path(resource_name)
diff --git a/app/views/layouts/application.html.haml b/app/views/layouts/application.html.haml
index 9ede598b3..21713f72e 100755
--- a/app/views/layouts/application.html.haml
+++ b/app/views/layouts/application.html.haml
@@ -21,6 +21,9 @@
         = javascript_pack_tag "locales/#{@theme[:flavour]}/en", integrity: true, crossorigin: 'anonymous'
     = csrf_meta_tags
 
+    - if Setting.custom_css.present?
+      = stylesheet_link_tag custom_css_path, media: 'all'
+
     = yield :header_tags
 
     -#  These must come after :header_tags to ensure our initial state has been defined.
diff --git a/app/views/layouts/public.html.haml b/app/views/layouts/public.html.haml
index 24911bb1e..bfa385f58 100644
--- a/app/views/layouts/public.html.haml
+++ b/app/views/layouts/public.html.haml
@@ -11,7 +11,7 @@
             = link_to t('settings.back'), root_url, class: 'nav-link nav-button webapp-btn'
           - else
             = link_to t('auth.login'), new_user_session_path, class: 'webapp-btn nav-link nav-button'
-            = link_to t('auth.register'), new_user_registration_path, class: 'webapp-btn nav-link nav-button'
+            = link_to t('auth.register'), open_registrations? ? new_user_registration_path : 'https://joinmastodon.org/#getting-started', class: 'webapp-btn nav-link nav-button'
 
     .container= yield