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authorThibaut Girka <thib@sitedethib.com>2018-05-29 13:52:26 +0200
committerThibaut Girka <thib@sitedethib.com>2018-05-29 13:52:26 +0200
commitc087738270e7fb16b1d284e8dd72cf99b4238bb8 (patch)
tree23327fe190fd90589c9dc8d64e96fcf0b7d28ddd /app
parent8b98afa781018bc7cfdb325f6b1fca0b1edcd8cb (diff)
parent90908fc24ba57c877de75fe117b8cc234e29d4f0 (diff)
Merge branch 'master' into glitch-soc/merge-upstream
Diffstat (limited to 'app')
-rw-r--r--app/controllers/api/v1/timelines/direct_controller.rb15
-rw-r--r--app/controllers/api/v1/trends_controller.rb17
-rw-r--r--app/controllers/api/v2/search_controller.rb8
-rw-r--r--app/javascript/mastodon/actions/search.js2
-rw-r--r--app/javascript/mastodon/actions/trends.js32
-rw-r--r--app/javascript/mastodon/components/scrollable_list.js11
-rw-r--r--app/javascript/mastodon/components/status_list.js1
-rw-r--r--app/javascript/mastodon/features/community_timeline/index.js1
-rw-r--r--app/javascript/mastodon/features/compose/components/search_results.js71
-rw-r--r--app/javascript/mastodon/features/compose/containers/search_results_container.js8
-rw-r--r--app/javascript/mastodon/features/compose/index.js4
-rw-r--r--app/javascript/mastodon/features/public_timeline/index.js1
-rw-r--r--app/javascript/mastodon/features/status/index.js21
-rw-r--r--app/javascript/mastodon/reducers/index.js2
-rw-r--r--app/javascript/mastodon/reducers/search.js4
-rw-r--r--app/javascript/mastodon/reducers/trends.js13
-rw-r--r--app/javascript/mastodon/service_worker/entry.js2
-rw-r--r--app/javascript/styles/mastodon-light/diff.scss38
-rw-r--r--app/javascript/styles/mastodon/components.scss132
-rw-r--r--app/lib/activitypub/activity/create.rb7
-rw-r--r--app/lib/ostatus/atom_serializer.rb2
-rw-r--r--app/models/concerns/remotable.rb2
-rw-r--r--app/models/status.rb43
-rw-r--r--app/models/tag.rb16
-rw-r--r--app/models/trending_tags.rb61
-rw-r--r--app/serializers/rest/tag_serializer.rb11
-rw-r--r--app/serializers/rest/v2/search_serializer.rb7
-rw-r--r--app/services/process_hashtags_service.rb6
-rw-r--r--app/validators/email_mx_validator.rb2
29 files changed, 462 insertions, 78 deletions
diff --git a/app/controllers/api/v1/timelines/direct_controller.rb b/app/controllers/api/v1/timelines/direct_controller.rb
index d455227eb..ef64078be 100644
--- a/app/controllers/api/v1/timelines/direct_controller.rb
+++ b/app/controllers/api/v1/timelines/direct_controller.rb
@@ -23,15 +23,18 @@ class Api::V1::Timelines::DirectController < Api::BaseController
   end
 
   def direct_statuses
-    direct_timeline_statuses.paginate_by_max_id(
-      limit_param(DEFAULT_STATUSES_LIMIT),
-      params[:max_id],
-      params[:since_id]
-    )
+    direct_timeline_statuses
   end
 
   def direct_timeline_statuses
-    Status.as_direct_timeline(current_account)
+    # this query requires built in pagination.
+    Status.as_direct_timeline(
+      current_account,
+      limit_param(DEFAULT_STATUSES_LIMIT),
+      params[:max_id],
+      params[:since_id],
+      true # returns array of cache_ids object
+    )
   end
 
   def insert_pagination_headers
diff --git a/app/controllers/api/v1/trends_controller.rb b/app/controllers/api/v1/trends_controller.rb
new file mode 100644
index 000000000..bcea9857e
--- /dev/null
+++ b/app/controllers/api/v1/trends_controller.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class Api::V1::TrendsController < Api::BaseController
+  before_action :set_tags
+
+  respond_to :json
+
+  def index
+    render json: @tags, each_serializer: REST::TagSerializer
+  end
+
+  private
+
+  def set_tags
+    @tags = TrendingTags.get(limit_param(10))
+  end
+end
diff --git a/app/controllers/api/v2/search_controller.rb b/app/controllers/api/v2/search_controller.rb
new file mode 100644
index 000000000..2e91d68ee
--- /dev/null
+++ b/app/controllers/api/v2/search_controller.rb
@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+class Api::V2::SearchController < Api::V1::SearchController
+  def index
+    @search = Search.new(search)
+    render json: @search, serializer: REST::V2::SearchSerializer
+  end
+end
diff --git a/app/javascript/mastodon/actions/search.js b/app/javascript/mastodon/actions/search.js
index 882c1709e..b670d25c3 100644
--- a/app/javascript/mastodon/actions/search.js
+++ b/app/javascript/mastodon/actions/search.js
@@ -33,7 +33,7 @@ export function submitSearch() {
 
     dispatch(fetchSearchRequest());
 
-    api(getState).get('/api/v1/search', {
+    api(getState).get('/api/v2/search', {
       params: {
         q: value,
         resolve: true,
diff --git a/app/javascript/mastodon/actions/trends.js b/app/javascript/mastodon/actions/trends.js
new file mode 100644
index 000000000..853e4f60a
--- /dev/null
+++ b/app/javascript/mastodon/actions/trends.js
@@ -0,0 +1,32 @@
+import api from '../api';
+
+export const TRENDS_FETCH_REQUEST = 'TRENDS_FETCH_REQUEST';
+export const TRENDS_FETCH_SUCCESS = 'TRENDS_FETCH_SUCCESS';
+export const TRENDS_FETCH_FAIL    = 'TRENDS_FETCH_FAIL';
+
+export const fetchTrends = () => (dispatch, getState) => {
+  dispatch(fetchTrendsRequest());
+
+  api(getState)
+    .get('/api/v1/trends')
+    .then(({ data }) => dispatch(fetchTrendsSuccess(data)))
+    .catch(err => dispatch(fetchTrendsFail(err)));
+};
+
+export const fetchTrendsRequest = () => ({
+  type: TRENDS_FETCH_REQUEST,
+  skipLoading: true,
+});
+
+export const fetchTrendsSuccess = trends => ({
+  type: TRENDS_FETCH_SUCCESS,
+  trends,
+  skipLoading: true,
+});
+
+export const fetchTrendsFail = error => ({
+  type: TRENDS_FETCH_FAIL,
+  error,
+  skipLoading: true,
+  skipAlert: true,
+});
diff --git a/app/javascript/mastodon/components/scrollable_list.js b/app/javascript/mastodon/components/scrollable_list.js
index fd6858d05..4b433f32c 100644
--- a/app/javascript/mastodon/components/scrollable_list.js
+++ b/app/javascript/mastodon/components/scrollable_list.js
@@ -25,6 +25,7 @@ export default class ScrollableList extends PureComponent {
     isLoading: PropTypes.bool,
     hasMore: PropTypes.bool,
     prepend: PropTypes.node,
+    alwaysPrepend: PropTypes.bool,
     emptyMessage: PropTypes.node,
     children: PropTypes.node,
   };
@@ -140,7 +141,7 @@ export default class ScrollableList extends PureComponent {
   }
 
   render () {
-    const { children, scrollKey, trackScroll, shouldUpdateScroll, isLoading, hasMore, prepend, emptyMessage, onLoadMore } = this.props;
+    const { children, scrollKey, trackScroll, shouldUpdateScroll, isLoading, hasMore, prepend, alwaysPrepend, emptyMessage, onLoadMore } = this.props;
     const { fullscreen } = this.state;
     const childrenCount = React.Children.count(children);
 
@@ -172,8 +173,12 @@ export default class ScrollableList extends PureComponent {
       );
     } else {
       scrollableArea = (
-        <div className='empty-column-indicator' ref={this.setRef}>
-          {emptyMessage}
+        <div style={{ flex: '1 1 auto', display: 'flex', flexDirection: 'column' }}>
+          {alwaysPrepend && prepend}
+
+          <div className='empty-column-indicator' ref={this.setRef}>
+            {emptyMessage}
+          </div>
         </div>
       );
     }
diff --git a/app/javascript/mastodon/components/status_list.js b/app/javascript/mastodon/components/status_list.js
index 0c971ceb0..1c34d0640 100644
--- a/app/javascript/mastodon/components/status_list.js
+++ b/app/javascript/mastodon/components/status_list.js
@@ -24,6 +24,7 @@ export default class StatusList extends ImmutablePureComponent {
     hasMore: PropTypes.bool,
     prepend: PropTypes.node,
     emptyMessage: PropTypes.node,
+    alwaysPrepend: PropTypes.bool,
   };
 
   static defaultProps = {
diff --git a/app/javascript/mastodon/features/community_timeline/index.js b/app/javascript/mastodon/features/community_timeline/index.js
index f9ee835bc..d375edbd5 100644
--- a/app/javascript/mastodon/features/community_timeline/index.js
+++ b/app/javascript/mastodon/features/community_timeline/index.js
@@ -127,6 +127,7 @@ export default class CommunityTimeline extends React.PureComponent {
 
         <StatusListContainer
           prepend={headline}
+          alwaysPrepend
           trackScroll={!pinned}
           scrollKey={`community_timeline-${columnId}`}
           timelineId={`community${onlyMedia ? ':media' : ''}`}
diff --git a/app/javascript/mastodon/features/compose/components/search_results.js b/app/javascript/mastodon/features/compose/components/search_results.js
index 84455563c..445bf27bb 100644
--- a/app/javascript/mastodon/features/compose/components/search_results.js
+++ b/app/javascript/mastodon/features/compose/components/search_results.js
@@ -1,28 +1,82 @@
 import React from 'react';
+import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
-import { FormattedMessage } from 'react-intl';
+import { FormattedMessage, FormattedNumber } from 'react-intl';
 import AccountContainer from '../../../containers/account_container';
 import StatusContainer from '../../../containers/status_container';
 import { Link } from 'react-router-dom';
 import ImmutablePureComponent from 'react-immutable-pure-component';
+import { Sparklines, SparklinesCurve } from 'react-sparklines';
+
+const shortNumberFormat = number => {
+  if (number < 1000) {
+    return <FormattedNumber value={number} />;
+  } else {
+    return <React.Fragment><FormattedNumber value={number / 1000} maximumFractionDigits={1} />K</React.Fragment>;
+  }
+};
+
+const renderHashtag = hashtag => (
+  <div className='trends__item' key={hashtag.get('name')}>
+    <div className='trends__item__name'>
+      <Link to={`/timelines/tag/${hashtag.get('name')}`}>
+        #<span>{hashtag.get('name')}</span>
+      </Link>
+
+      <FormattedMessage id='trends.count_by_accounts' defaultMessage='{count} {rawCount, plural, one {person} other {people}} talking' values={{ rawCount: hashtag.getIn(['history', 0, 'accounts']), count: <strong>{shortNumberFormat(hashtag.getIn(['history', 0, 'accounts']))}</strong> }} />
+    </div>
+
+    <div className='trends__item__current'>
+      {shortNumberFormat(hashtag.getIn(['history', 0, 'uses']))}
+    </div>
+
+    <div className='trends__item__sparkline'>
+      <Sparklines width={50} height={28} data={hashtag.get('history').reverse().map(day => day.get('uses')).toArray()}>
+        <SparklinesCurve style={{ fill: 'none' }} />
+      </Sparklines>
+    </div>
+  </div>
+);
 
 export default class SearchResults extends ImmutablePureComponent {
 
   static propTypes = {
     results: ImmutablePropTypes.map.isRequired,
+    trends: ImmutablePropTypes.list,
+    fetchTrends: PropTypes.func.isRequired,
   };
 
+  componentDidMount () {
+    const { fetchTrends } = this.props;
+    fetchTrends();
+  }
+
   render () {
-    const { results } = this.props;
+    const { results, trends } = this.props;
 
     let accounts, statuses, hashtags;
     let count = 0;
 
+    if (results.isEmpty()) {
+      return (
+        <div className='search-results'>
+          <div className='trends'>
+            <div className='trends__header'>
+              <i className='fa fa-fire fa-fw' />
+              <FormattedMessage id='trends.header' defaultMessage='Trending now' />
+            </div>
+
+            {trends && trends.map(hashtag => renderHashtag(hashtag))}
+          </div>
+        </div>
+      );
+    }
+
     if (results.get('accounts') && results.get('accounts').size > 0) {
       count   += results.get('accounts').size;
       accounts = (
         <div className='search-results__section'>
-          <h5><FormattedMessage id='search_results.accounts' defaultMessage='People' /></h5>
+          <h5><i className='fa fa-fw fa-users' /><FormattedMessage id='search_results.accounts' defaultMessage='People' /></h5>
 
           {results.get('accounts').map(accountId => <AccountContainer key={accountId} id={accountId} />)}
         </div>
@@ -33,7 +87,7 @@ export default class SearchResults extends ImmutablePureComponent {
       count   += results.get('statuses').size;
       statuses = (
         <div className='search-results__section'>
-          <h5><FormattedMessage id='search_results.statuses' defaultMessage='Toots' /></h5>
+          <h5><i className='fa fa-fw fa-quote-right' /><FormattedMessage id='search_results.statuses' defaultMessage='Toots' /></h5>
 
           {results.get('statuses').map(statusId => <StatusContainer key={statusId} id={statusId} />)}
         </div>
@@ -44,13 +98,9 @@ export default class SearchResults extends ImmutablePureComponent {
       count += results.get('hashtags').size;
       hashtags = (
         <div className='search-results__section'>
-          <h5><FormattedMessage id='search_results.hashtags' defaultMessage='Hashtags' /></h5>
+          <h5><i className='fa fa-fw fa-hashtag' /><FormattedMessage id='search_results.hashtags' defaultMessage='Hashtags' /></h5>
 
-          {results.get('hashtags').map(hashtag => (
-            <Link key={hashtag} className='search-results__hashtag' to={`/timelines/tag/${hashtag}`}>
-              #{hashtag}
-            </Link>
-          ))}
+          {results.get('hashtags').map(hashtag => renderHashtag(hashtag))}
         </div>
       );
     }
@@ -58,6 +108,7 @@ export default class SearchResults extends ImmutablePureComponent {
     return (
       <div className='search-results'>
         <div className='search-results__header'>
+          <i className='fa fa-search fa-fw' />
           <FormattedMessage id='search_results.total' defaultMessage='{count, number} {count, plural, one {result} other {results}}' values={{ count }} />
         </div>
 
diff --git a/app/javascript/mastodon/features/compose/containers/search_results_container.js b/app/javascript/mastodon/features/compose/containers/search_results_container.js
index 16d95d417..7273460e2 100644
--- a/app/javascript/mastodon/features/compose/containers/search_results_container.js
+++ b/app/javascript/mastodon/features/compose/containers/search_results_container.js
@@ -1,8 +1,14 @@
 import { connect } from 'react-redux';
 import SearchResults from '../components/search_results';
+import { fetchTrends } from '../../../actions/trends';
 
 const mapStateToProps = state => ({
   results: state.getIn(['search', 'results']),
+  trends: state.get('trends'),
 });
 
-export default connect(mapStateToProps)(SearchResults);
+const mapDispatchToProps = dispatch => ({
+  fetchTrends: () => dispatch(fetchTrends()),
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(SearchResults);
diff --git a/app/javascript/mastodon/features/compose/index.js b/app/javascript/mastodon/features/compose/index.js
index 19aae0332..d8e9ad9ee 100644
--- a/app/javascript/mastodon/features/compose/index.js
+++ b/app/javascript/mastodon/features/compose/index.js
@@ -101,7 +101,7 @@ export default class Compose extends React.PureComponent {
         {(multiColumn || isSearchPage) && <SearchContainer /> }
 
         <div className='drawer__pager'>
-          <div className='drawer__inner' onFocus={this.onFocus}>
+          {!isSearchPage && <div className='drawer__inner' onFocus={this.onFocus}>
             <NavigationContainer onClose={this.onBlur} />
             <ComposeFormContainer />
             {multiColumn && (
@@ -109,7 +109,7 @@ export default class Compose extends React.PureComponent {
                 <img alt='' draggable='false' src={elephantUIPlane} />
               </div>
             )}
-          </div>
+          </div>}
 
           <Motion defaultStyle={{ x: isSearchPage ? 0 : -100 }} style={{ x: spring(showSearch || isSearchPage ? 0 : -100, { stiffness: 210, damping: 20 }) }}>
             {({ x }) => (
diff --git a/app/javascript/mastodon/features/public_timeline/index.js b/app/javascript/mastodon/features/public_timeline/index.js
index 15cc3e31d..341af582a 100644
--- a/app/javascript/mastodon/features/public_timeline/index.js
+++ b/app/javascript/mastodon/features/public_timeline/index.js
@@ -127,6 +127,7 @@ export default class PublicTimeline extends React.PureComponent {
 
         <StatusListContainer
           prepend={headline}
+          alwaysPrepend
           timelineId={`public${onlyMedia ? ':media' : ''}`}
           onLoadMore={this.handleLoadMore}
           trackScroll={!pinned}
diff --git a/app/javascript/mastodon/features/status/index.js b/app/javascript/mastodon/features/status/index.js
index 2e53dfa7e..505a88a3f 100644
--- a/app/javascript/mastodon/features/status/index.js
+++ b/app/javascript/mastodon/features/status/index.js
@@ -62,31 +62,28 @@ const makeMapStateToProps = () => {
 
     if (status) {
       ancestorsIds = ancestorsIds.withMutations(mutable => {
-        function addAncestor(id) {
-          if (id) {
-            const inReplyTo = state.getIn(['contexts', 'inReplyTos', id]);
+        let id = status.get('in_reply_to_id');
 
-            mutable.unshift(id);
-            addAncestor(inReplyTo);
-          }
+        while (id) {
+          mutable.unshift(id);
+          id = state.getIn(['contexts', 'inReplyTos', id]);
         }
-
-        addAncestor(status.get('in_reply_to_id'));
       });
 
       descendantsIds = descendantsIds.withMutations(mutable => {
-        function addDescendantOf(id) {
+        const ids = [status.get('id')];
+
+        while (ids.length > 0) {
+          let id        = ids.shift();
           const replies = state.getIn(['contexts', 'replies', id]);
 
           if (replies) {
             replies.forEach(reply => {
               mutable.push(reply);
-              addDescendantOf(reply);
+              ids.unshift(reply);
             });
           }
         }
-
-        addDescendantOf(status.get('id'));
       });
     }
 
diff --git a/app/javascript/mastodon/reducers/index.js b/app/javascript/mastodon/reducers/index.js
index 3d9a6a132..019c1f466 100644
--- a/app/javascript/mastodon/reducers/index.js
+++ b/app/javascript/mastodon/reducers/index.js
@@ -26,6 +26,7 @@ import height_cache from './height_cache';
 import custom_emojis from './custom_emojis';
 import lists from './lists';
 import listEditor from './list_editor';
+import trends from './trends';
 
 const reducers = {
   dropdown_menu,
@@ -55,6 +56,7 @@ const reducers = {
   custom_emojis,
   lists,
   listEditor,
+  trends,
 };
 
 export default combineReducers(reducers);
diff --git a/app/javascript/mastodon/reducers/search.js b/app/javascript/mastodon/reducers/search.js
index 56fd7226b..4758defb1 100644
--- a/app/javascript/mastodon/reducers/search.js
+++ b/app/javascript/mastodon/reducers/search.js
@@ -9,7 +9,7 @@ import {
   COMPOSE_REPLY,
   COMPOSE_DIRECT,
 } from '../actions/compose';
-import { Map as ImmutableMap, List as ImmutableList } from 'immutable';
+import { Map as ImmutableMap, List as ImmutableList, fromJS } from 'immutable';
 
 const initialState = ImmutableMap({
   value: '',
@@ -39,7 +39,7 @@ export default function search(state = initialState, action) {
     return state.set('results', ImmutableMap({
       accounts: ImmutableList(action.results.accounts.map(item => item.id)),
       statuses: ImmutableList(action.results.statuses.map(item => item.id)),
-      hashtags: ImmutableList(action.results.hashtags),
+      hashtags: fromJS(action.results.hashtags),
     })).set('submitted', true);
   default:
     return state;
diff --git a/app/javascript/mastodon/reducers/trends.js b/app/javascript/mastodon/reducers/trends.js
new file mode 100644
index 000000000..95cf8f284
--- /dev/null
+++ b/app/javascript/mastodon/reducers/trends.js
@@ -0,0 +1,13 @@
+import { TRENDS_FETCH_SUCCESS } from '../actions/trends';
+import { fromJS } from 'immutable';
+
+const initialState = null;
+
+export default function trendsReducer(state = initialState, action) {
+  switch(action.type) {
+  case TRENDS_FETCH_SUCCESS:
+    return fromJS(action.trends);
+  default:
+    return state;
+  }
+};
diff --git a/app/javascript/mastodon/service_worker/entry.js b/app/javascript/mastodon/service_worker/entry.js
index ce42271a9..c1854c1cd 100644
--- a/app/javascript/mastodon/service_worker/entry.js
+++ b/app/javascript/mastodon/service_worker/entry.js
@@ -49,7 +49,7 @@ self.addEventListener('fetch', function(event) {
 
       return response;
     }));
-  } else if (storageFreeable && process.env.CDN_HOST ? url.host === process.env.CDN_HOST : url.pathname.startsWith('/system/')) {
+  } else if (storageFreeable && (ATTACHMENT_HOST ? url.host === ATTACHMENT_HOST : url.pathname.startsWith('/system/'))) {
     event.respondWith(openSystemCache().then(cache => {
       return cache.match(event.request.url).then(cached => {
         if (cached === undefined) {
diff --git a/app/javascript/styles/mastodon-light/diff.scss b/app/javascript/styles/mastodon-light/diff.scss
index 2b88b830c..fe304317d 100644
--- a/app/javascript/styles/mastodon-light/diff.scss
+++ b/app/javascript/styles/mastodon-light/diff.scss
@@ -132,20 +132,54 @@
 .boost-modal,
 .confirmation-modal,
 .mute-modal,
-.report-modal {
+.report-modal,
+.embed-modal,
+.error-modal,
+.onboarding-modal {
   background: $ui-base-color;
 }
 
 .boost-modal__action-bar,
 .confirmation-modal__action-bar,
-.mute-modal__action-bar {
+.mute-modal__action-bar,
+.onboarding-modal__paginator,
+.error-modal__footer {
   background: darken($ui-base-color, 6%);
+
+  .onboarding-modal__nav,
+  .error-modal__nav {
+    &:hover,
+    &:focus,
+    &:active {
+      background-color: darken($ui-base-color, 12%);
+    }
+  }
+}
+
+.display-case__case {
+  background: $white;
+}
+
+.embed-modal .embed-modal__container .embed-modal__html {
+  background: $white;
+
+  &:focus {
+    background: darken($ui-base-color, 6%);
+  }
 }
 
 .react-toggle-track {
   background: $ui-secondary-color;
 }
 
+.react-toggle:hover:not(.react-toggle--disabled) .react-toggle-track {
+  background: darken($ui-secondary-color, 10%);
+}
+
+.react-toggle.react-toggle--checked:hover:not(.react-toggle--disabled) .react-toggle-track {
+  background: lighten($ui-highlight-color, 10%);
+}
+
 // Change the default color used for the text in an empty column or on the error column
 .empty-column-indicator,
 .error-column {
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index abffa6daa..712b6f813 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -3284,6 +3284,15 @@ a.status-card {
 }
 
 .search__icon {
+  &::-moz-focus-inner {
+    border: 0;
+  }
+
+  &::-moz-focus-inner,
+  &:focus {
+    outline: 0 !important;
+  }
+
   .fa {
     position: absolute;
     top: 10px;
@@ -3333,40 +3342,33 @@ a.status-card {
 .search-results__header {
   color: $dark-text-color;
   background: lighten($ui-base-color, 2%);
-  border-bottom: 1px solid darken($ui-base-color, 4%);
-  padding: 15px 10px;
-  font-size: 14px;
+  padding: 15px;
   font-weight: 500;
+  font-size: 16px;
+  cursor: default;
+
+  .fa {
+    display: inline-block;
+    margin-right: 5px;
+  }
 }
 
 .search-results__section {
-  margin-bottom: 20px;
+  margin-bottom: 5px;
 
   h5 {
-    position: relative;
-
-    &::before {
-      content: "";
-      display: block;
-      position: absolute;
-      left: 0;
-      right: 0;
-      top: 50%;
-      width: 100%;
-      height: 0;
-      border-top: 1px solid lighten($ui-base-color, 8%);
-    }
+    background: darken($ui-base-color, 4%);
+    border-bottom: 1px solid lighten($ui-base-color, 8%);
+    cursor: default;
+    display: flex;
+    padding: 15px;
+    font-weight: 500;
+    font-size: 16px;
+    color: $dark-text-color;
 
-    span {
+    .fa {
       display: inline-block;
-      background: $ui-base-color;
-      color: $darker-text-color;
-      font-size: 14px;
-      font-weight: 500;
-      padding: 10px;
-      position: relative;
-      z-index: 1;
-      cursor: default;
+      margin-right: 5px;
     }
   }
 
@@ -5209,3 +5211,81 @@ noscript {
     background: $ui-base-color;
   }
 }
+
+.trends {
+  &__header {
+    color: $dark-text-color;
+    background: lighten($ui-base-color, 2%);
+    border-bottom: 1px solid darken($ui-base-color, 4%);
+    font-weight: 500;
+    padding: 15px;
+    font-size: 16px;
+    cursor: default;
+
+    .fa {
+      display: inline-block;
+      margin-right: 5px;
+    }
+  }
+
+  &__item {
+    display: flex;
+    align-items: center;
+    padding: 15px;
+    border-bottom: 1px solid lighten($ui-base-color, 8%);
+
+    &:last-child {
+      border-bottom: 0;
+    }
+
+    &__name {
+      flex: 1 1 auto;
+      color: $dark-text-color;
+      overflow: hidden;
+      text-overflow: ellipsis;
+      white-space: nowrap;
+
+      strong {
+        font-weight: 500;
+      }
+
+      a {
+        color: $darker-text-color;
+        text-decoration: none;
+        font-size: 14px;
+        font-weight: 500;
+        display: block;
+        overflow: hidden;
+        text-overflow: ellipsis;
+        white-space: nowrap;
+
+        &:hover,
+        &:focus,
+        &:active {
+          span {
+            text-decoration: underline;
+          }
+        }
+      }
+    }
+
+    &__current {
+      flex: 0 0 auto;
+      width: 100px;
+      font-size: 24px;
+      line-height: 36px;
+      font-weight: 500;
+      text-align: center;
+      color: $secondary-text-color;
+    }
+
+    &__sparkline {
+      flex: 0 0 auto;
+      width: 50px;
+
+      path {
+        stroke: lighten($highlight-text-color, 6%) !important;
+      }
+    }
+  }
+}
diff --git a/app/lib/activitypub/activity/create.rb b/app/lib/activitypub/activity/create.rb
index 010ed1bb5..869749f1e 100644
--- a/app/lib/activitypub/activity/create.rb
+++ b/app/lib/activitypub/activity/create.rb
@@ -78,9 +78,12 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     return if tag['name'].blank?
 
     hashtag = tag['name'].gsub(/\A#/, '').mb_chars.downcase
-    hashtag = Tag.where(name: hashtag).first_or_initialize(name: hashtag)
+    hashtag = Tag.where(name: hashtag).first_or_create(name: hashtag)
 
-    status.tags << hashtag unless status.tags.include?(hashtag)
+    return if status.tags.include?(hashtag)
+
+    status.tags << hashtag
+    TrendingTags.record_use!(hashtag, status.account, status.created_at)
   rescue ActiveRecord::RecordInvalid
     nil
   end
diff --git a/app/lib/ostatus/atom_serializer.rb b/app/lib/ostatus/atom_serializer.rb
index 698f2ee22..5c6ff4f9b 100644
--- a/app/lib/ostatus/atom_serializer.rb
+++ b/app/lib/ostatus/atom_serializer.rb
@@ -354,7 +354,7 @@ class OStatus::AtomSerializer
     append_element(entry, 'summary', status.spoiler_text, 'xml:lang': status.language) if status.spoiler_text?
     append_element(entry, 'content', Formatter.instance.format(status).to_str, type: 'html', 'xml:lang': status.language)
 
-    status.mentions.order(:id).each do |mentioned|
+    status.mentions.sort_by(&:id).each do |mentioned|
       append_element(entry, 'link', nil, rel: :mentioned, 'ostatus:object-type': OStatus::TagManager::TYPES[:person], href: OStatus::TagManager.instance.uri_for(mentioned.account))
     end
 
diff --git a/app/models/concerns/remotable.rb b/app/models/concerns/remotable.rb
index 20ddbca53..c17f04776 100644
--- a/app/models/concerns/remotable.rb
+++ b/app/models/concerns/remotable.rb
@@ -41,7 +41,7 @@ module Remotable
         rescue HTTP::TimeoutError, HTTP::ConnectionError, OpenSSL::SSL::SSLError, Paperclip::Errors::NotIdentifiedByImageMagickError, Addressable::URI::InvalidURIError, Mastodon::HostValidationError, Mastodon::LengthValidationError => e
           Rails.logger.debug "Error fetching remote #{attachment_name}: #{e}"
           nil
-        rescue Paperclip::Error => e
+        rescue Paperclip::Error, Mastodon::DimensionsValidationError => e
           Rails.logger.debug "Error processing remote #{attachment_name}: #{e}"
           nil
         end
diff --git a/app/models/status.rb b/app/models/status.rb
index 0b3a7c0aa..c6d6453df 100644
--- a/app/models/status.rb
+++ b/app/models/status.rb
@@ -195,12 +195,45 @@ class Status < ApplicationRecord
       where(account: [account] + account.following).where(visibility: [:public, :unlisted, :private])
     end
 
-    def as_direct_timeline(account)
-      query = joins("LEFT OUTER JOIN mentions ON statuses.id = mentions.status_id AND mentions.account_id = #{account.id}")
-              .where("mentions.account_id = #{account.id} OR statuses.account_id = #{account.id}")
-              .where(visibility: [:direct])
+    def as_direct_timeline(account, limit = 20, max_id = nil, since_id = nil, cache_ids = false)
+      # direct timeline is mix of direct message from_me and to_me.
+      # 2 querys are executed with pagination.
+      # constant expression using arel_table is required for partial index
+
+      # _from_me part does not require any timeline filters
+      query_from_me = where(account_id: account.id)
+                      .where(Status.arel_table[:visibility].eq(3))
+                      .limit(limit)
+                      .order('statuses.id DESC')
+
+      # _to_me part requires mute and block filter.
+      # FIXME: may we check mutes.hide_notifications?
+      query_to_me = Status
+                    .joins(:mentions)
+                    .merge(Mention.where(account_id: account.id))
+                    .where(Status.arel_table[:visibility].eq(3))
+                    .limit(limit)
+                    .order('mentions.status_id DESC')
+                    .not_excluded_by_account(account)
+
+      if max_id.present?
+        query_from_me = query_from_me.where('statuses.id < ?', max_id)
+        query_to_me = query_to_me.where('mentions.status_id < ?', max_id)
+      end
+
+      if since_id.present?
+        query_from_me = query_from_me.where('statuses.id > ?', since_id)
+        query_to_me = query_to_me.where('mentions.status_id > ?', since_id)
+      end
 
-      apply_timeline_filters(query, account, false)
+      if cache_ids
+        # returns array of cache_ids object that have id and updated_at
+        (query_from_me.cache_ids.to_a + query_to_me.cache_ids.to_a).uniq(&:id).sort_by(&:id).reverse.take(limit)
+      else
+        # returns ActiveRecord.Relation
+        items = (query_from_me.select(:id).to_a + query_to_me.select(:id).to_a).uniq(&:id).sort_by(&:id).reverse.take(limit)
+        Status.where(id: items.map(&:id))
+      end
     end
 
     def as_public_timeline(account = nil, local_only = false)
diff --git a/app/models/tag.rb b/app/models/tag.rb
index 8b1b02412..4f31f796e 100644
--- a/app/models/tag.rb
+++ b/app/models/tag.rb
@@ -21,6 +21,22 @@ class Tag < ApplicationRecord
     name
   end
 
+  def history
+    days = []
+
+    7.times do |i|
+      day = i.days.ago.beginning_of_day.to_i
+
+      days << {
+        day: day.to_s,
+        uses: Redis.current.get("activity:tags:#{id}:#{day}") || '0',
+        accounts: Redis.current.pfcount("activity:tags:#{id}:#{day}:accounts").to_s,
+      }
+    end
+
+    days
+  end
+
   class << self
     def search_for(term, limit = 5)
       pattern = sanitize_sql_like(term.strip) + '%'
diff --git a/app/models/trending_tags.rb b/app/models/trending_tags.rb
new file mode 100644
index 000000000..eedd92644
--- /dev/null
+++ b/app/models/trending_tags.rb
@@ -0,0 +1,61 @@
+# frozen_string_literal: true
+
+class TrendingTags
+  KEY                  = 'trending_tags'
+  HALF_LIFE            = 1.day.to_i
+  MAX_ITEMS            = 500
+  EXPIRE_HISTORY_AFTER = 7.days.seconds
+
+  class << self
+    def record_use!(tag, account, at_time = Time.now.utc)
+      return if disallowed_hashtags.include?(tag.name) || account.silenced?
+
+      increment_vote!(tag.id, at_time)
+      increment_historical_use!(tag.id, at_time)
+      increment_unique_use!(tag.id, account.id, at_time)
+    end
+
+    def get(limit)
+      tag_ids = redis.zrevrange(KEY, 0, limit).map(&:to_i)
+      tags    = Tag.where(id: tag_ids).to_a.map { |tag| [tag.id, tag] }.to_h
+      tag_ids.map { |tag_id| tags[tag_id] }.compact
+    end
+
+    private
+
+    def increment_vote!(tag_id, at_time)
+      redis.zincrby(KEY, (2**((at_time.to_i - epoch) / HALF_LIFE)).to_f, tag_id.to_s)
+      redis.zremrangebyrank(KEY, 0, -MAX_ITEMS) if rand < (2.to_f / MAX_ITEMS)
+    end
+
+    def increment_historical_use!(tag_id, at_time)
+      key = "activity:tags:#{tag_id}:#{at_time.beginning_of_day.to_i}"
+      redis.incrby(key, 1)
+      redis.expire(key, EXPIRE_HISTORY_AFTER)
+    end
+
+    def increment_unique_use!(tag_id, account_id, at_time)
+      key = "activity:tags:#{tag_id}:#{at_time.beginning_of_day.to_i}:accounts"
+      redis.pfadd(key, account_id)
+      redis.expire(key, EXPIRE_HISTORY_AFTER)
+    end
+
+    # The epoch needs to be 2.5 years in the future if the half-life is one day
+    # While dynamic, it will always be the same within one year
+    def epoch
+      @epoch ||= Date.new(Date.current.year + 2.5, 10, 1).to_datetime.to_i
+    end
+
+    def disallowed_hashtags
+      return @disallowed_hashtags if defined?(@disallowed_hashtags)
+
+      @disallowed_hashtags = Setting.disallowed_hashtags.nil? ? [] : Setting.disallowed_hashtags
+      @disallowed_hashtags = @disallowed_hashtags.split(' ') if @disallowed_hashtags.is_a? String
+      @disallowed_hashtags = @disallowed_hashtags.map(&:downcase)
+    end
+
+    def redis
+      Redis.current
+    end
+  end
+end
diff --git a/app/serializers/rest/tag_serializer.rb b/app/serializers/rest/tag_serializer.rb
new file mode 100644
index 000000000..74aa571a4
--- /dev/null
+++ b/app/serializers/rest/tag_serializer.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class REST::TagSerializer < ActiveModel::Serializer
+  include RoutingHelper
+
+  attributes :name, :url, :history
+
+  def url
+    tag_url(object)
+  end
+end
diff --git a/app/serializers/rest/v2/search_serializer.rb b/app/serializers/rest/v2/search_serializer.rb
new file mode 100644
index 000000000..cdb6b3a53
--- /dev/null
+++ b/app/serializers/rest/v2/search_serializer.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class REST::V2::SearchSerializer < ActiveModel::Serializer
+  has_many :accounts, serializer: REST::AccountSerializer
+  has_many :statuses, serializer: REST::StatusSerializer
+  has_many :hashtags, serializer: REST::TagSerializer
+end
diff --git a/app/services/process_hashtags_service.rb b/app/services/process_hashtags_service.rb
index 5b45c865f..0695922b8 100644
--- a/app/services/process_hashtags_service.rb
+++ b/app/services/process_hashtags_service.rb
@@ -4,8 +4,10 @@ class ProcessHashtagsService < BaseService
   def call(status, tags = [])
     tags = Extractor.extract_hashtags(status.text) if status.local?
 
-    tags.map { |str| str.mb_chars.downcase }.uniq(&:to_s).each do |tag|
-      status.tags << Tag.where(name: tag).first_or_initialize(name: tag)
+    tags.map { |str| str.mb_chars.downcase }.uniq(&:to_s).each do |name|
+      tag = Tag.where(name: name).first_or_create(name: name)
+      status.tags << tag
+      TrendingTags.record_use!(tag, status.account, status.created_at)
     end
   end
 end
diff --git a/app/validators/email_mx_validator.rb b/app/validators/email_mx_validator.rb
index d4c7cc252..3cc5853c6 100644
--- a/app/validators/email_mx_validator.rb
+++ b/app/validators/email_mx_validator.rb
@@ -4,7 +4,7 @@ require 'resolv'
 
 class EmailMxValidator < ActiveModel::Validator
   def validate(user)
-    return if Rails.env.test?
+    return if Rails.env.test? || Rails.env.development?
     user.errors.add(:email, I18n.t('users.invalid_email')) if invalid_mx?(user.email)
   end