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-rw-r--r--app/assets/javascripts/components/actions/accounts.jsx8
-rw-r--r--app/assets/javascripts/components/actions/compose.jsx12
-rw-r--r--app/assets/javascripts/components/actions/suggestions.jsx37
-rw-r--r--app/assets/javascripts/components/components/button.jsx19
-rw-r--r--app/assets/javascripts/components/components/lightbox.jsx4
-rw-r--r--app/assets/javascripts/components/components/media_gallery.jsx162
-rw-r--r--app/assets/javascripts/components/components/status.jsx7
-rw-r--r--app/assets/javascripts/components/components/status_action_bar.jsx9
-rw-r--r--app/assets/javascripts/components/components/video_player.jsx42
-rw-r--r--app/assets/javascripts/components/containers/mastodon.jsx9
-rw-r--r--app/assets/javascripts/components/containers/status_container.jsx17
-rw-r--r--app/assets/javascripts/components/features/account/components/action_bar.jsx2
-rw-r--r--app/assets/javascripts/components/features/account/components/header.jsx27
-rw-r--r--app/assets/javascripts/components/features/account/index.jsx5
-rw-r--r--app/assets/javascripts/components/features/compose/components/compose_form.jsx19
-rw-r--r--app/assets/javascripts/components/features/compose/components/suggestions_box.jsx86
-rw-r--r--app/assets/javascripts/components/features/compose/containers/compose_form_container.jsx8
-rw-r--r--app/assets/javascripts/components/features/compose/containers/suggestions_container.jsx8
-rw-r--r--app/assets/javascripts/components/features/compose/index.jsx15
-rw-r--r--app/assets/javascripts/components/features/status/components/detailed_status.jsx4
-rw-r--r--app/assets/javascripts/components/locales/de.jsx2
-rw-r--r--app/assets/javascripts/components/locales/en.jsx13
-rw-r--r--app/assets/javascripts/components/locales/es.jsx2
-rw-r--r--app/assets/javascripts/components/locales/fr.jsx31
-rw-r--r--app/assets/javascripts/components/locales/hu.jsx55
-rw-r--r--app/assets/javascripts/components/locales/index.jsx8
-rw-r--r--app/assets/javascripts/components/locales/pt.jsx2
-rw-r--r--app/assets/javascripts/components/middleware/errors.jsx2
-rw-r--r--app/assets/javascripts/components/reducers/accounts.jsx2
-rw-r--r--app/assets/javascripts/components/reducers/compose.jsx6
-rw-r--r--app/assets/javascripts/components/reducers/notifications.jsx7
-rw-r--r--app/assets/javascripts/components/reducers/statuses.jsx29
-rw-r--r--app/assets/javascripts/components/reducers/timelines.jsx20
-rw-r--r--app/assets/javascripts/components/reducers/user_lists.jsx4
-rw-r--r--app/assets/stylesheets/application.scss1
-rw-r--r--app/assets/stylesheets/components.scss106
-rw-r--r--app/assets/stylesheets/forms.scss13
-rw-r--r--app/assets/stylesheets/tables.scss25
-rw-r--r--app/controllers/admin/pubsubhubbub_controller.rb11
-rw-r--r--app/controllers/api/push_controller.rb37
-rw-r--r--app/controllers/api/v1/accounts_controller.rb25
-rw-r--r--app/controllers/api/v1/media_controller.rb3
-rw-r--r--app/controllers/api/v1/notifications_controller.rb3
-rw-r--r--app/controllers/api/v1/statuses_controller.rb27
-rw-r--r--app/controllers/api/v1/timelines_controller.rb18
-rw-r--r--app/controllers/api_controller.rb4
-rw-r--r--app/controllers/application_controller.rb25
-rw-r--r--app/controllers/settings/preferences_controller.rb7
-rw-r--r--app/controllers/settings/profiles_controller.rb4
-rw-r--r--app/helpers/admin/pubsubhubbub_helper.rb2
-rw-r--r--app/helpers/atom_builder_helper.rb6
-rw-r--r--app/helpers/settings_helper.rb2
-rw-r--r--app/lib/feed_manager.rb26
-rw-r--r--app/models/account.rb27
-rw-r--r--app/models/concerns/obfuscate_filename.rb16
-rw-r--r--app/models/feed.rb4
-rw-r--r--app/models/follow.rb28
-rw-r--r--app/models/follow_suggestion.rb50
-rw-r--r--app/models/media_attachment.rb2
-rw-r--r--app/models/status.rb34
-rw-r--r--app/models/subscription.rb29
-rw-r--r--app/models/user.rb3
-rw-r--r--app/services/block_service.rb18
-rw-r--r--app/services/fan_out_on_write_service.rb7
-rw-r--r--app/services/favourite_service.rb2
-rw-r--r--app/services/follow_remote_account_service.rb3
-rw-r--r--app/services/follow_service.rb4
-rw-r--r--app/services/notify_service.rb2
-rw-r--r--app/services/post_status_service.rb13
-rw-r--r--app/services/process_feed_service.rb2
-rw-r--r--app/services/process_hashtags_service.rb2
-rw-r--r--app/services/process_interaction_service.rb4
-rw-r--r--app/services/pubsubhubbub/subscribe_service.rb13
-rw-r--r--app/services/pubsubhubbub/unsubscribe_service.rb15
-rw-r--r--app/services/reblog_service.rb2
-rw-r--r--app/services/remove_status_service.rb5
-rw-r--r--app/services/search_service.rb6
-rw-r--r--app/services/unfollow_service.rb3
-rw-r--r--app/services/update_remote_profile_service.rb26
-rw-r--r--app/views/accounts/show.atom.ruby3
-rw-r--r--app/views/admin/pubsubhubbub/index.html.haml20
-rw-r--r--app/views/api/v1/statuses/_show.rabl2
-rw-r--r--app/views/settings/preferences/show.html.haml4
-rw-r--r--app/views/stream_entries/show.html.haml3
-rw-r--r--app/workers/processing_worker.rb2
-rw-r--r--app/workers/pubsubhubbub/confirmation_worker.rb36
-rw-r--r--app/workers/pubsubhubbub/delivery_worker.rb30
-rw-r--r--app/workers/pubsubhubbub/distribution_worker.rb18
-rw-r--r--app/workers/removal_worker.rb9
-rw-r--r--app/workers/salmon_worker.rb2
-rw-r--r--app/workers/thread_resolve_worker.rb8
91 files changed, 1008 insertions, 477 deletions
diff --git a/app/assets/javascripts/components/actions/accounts.jsx b/app/assets/javascripts/components/actions/accounts.jsx
index 4a0777a64..759435afe 100644
--- a/app/assets/javascripts/components/actions/accounts.jsx
+++ b/app/assets/javascripts/components/actions/accounts.jsx
@@ -246,7 +246,8 @@ export function blockAccount(id) {
     dispatch(blockAccountRequest(id));
 
     api(getState).post(`/api/v1/accounts/${id}/block`).then(response => {
-      dispatch(blockAccountSuccess(response.data));
+      // Pass in entire statuses map so we can use it to filter stuff in different parts of the reducers
+      dispatch(blockAccountSuccess(response.data, getState().get('statuses')));
     }).catch(error => {
       dispatch(blockAccountFail(id, error));
     });
@@ -272,10 +273,11 @@ export function blockAccountRequest(id) {
   };
 };
 
-export function blockAccountSuccess(relationship) {
+export function blockAccountSuccess(relationship, statuses) {
   return {
     type: ACCOUNT_BLOCK_SUCCESS,
-    relationship
+    relationship,
+    statuses
   };
 };
 
diff --git a/app/assets/javascripts/components/actions/compose.jsx b/app/assets/javascripts/components/actions/compose.jsx
index af3cdbf30..b97cb7b12 100644
--- a/app/assets/javascripts/components/actions/compose.jsx
+++ b/app/assets/javascripts/components/actions/compose.jsx
@@ -22,6 +22,8 @@ export const COMPOSE_SUGGESTION_SELECT = 'COMPOSE_SUGGESTION_SELECT';
 export const COMPOSE_MOUNT   = 'COMPOSE_MOUNT';
 export const COMPOSE_UNMOUNT = 'COMPOSE_UNMOUNT';
 
+export const COMPOSE_SENSITIVITY_CHANGE = 'COMPOSE_SENSITIVITY_CHANGE';
+
 export function changeCompose(text) {
   return {
     type: COMPOSE_CHANGE,
@@ -62,7 +64,8 @@ export function submitCompose() {
     api(getState).post('/api/v1/statuses', {
       status: getState().getIn(['compose', 'text'], ''),
       in_reply_to_id: getState().getIn(['compose', 'in_reply_to'], null),
-      media_ids: getState().getIn(['compose', 'media_attachments']).map(item => item.get('id'))
+      media_ids: getState().getIn(['compose', 'media_attachments']).map(item => item.get('id')),
+      sensitive: getState().getIn(['compose', 'sensitive'])
     }).then(function (response) {
       dispatch(submitComposeSuccess(response.data));
       dispatch(updateTimeline('home', response.data));
@@ -197,3 +200,10 @@ export function unmountCompose() {
     type: COMPOSE_UNMOUNT
   };
 };
+
+export function changeComposeSensitivity(checked) {
+  return {
+    type: COMPOSE_SENSITIVITY_CHANGE,
+    checked
+  };
+};
diff --git a/app/assets/javascripts/components/actions/suggestions.jsx b/app/assets/javascripts/components/actions/suggestions.jsx
deleted file mode 100644
index 6b3aa69dd..000000000
--- a/app/assets/javascripts/components/actions/suggestions.jsx
+++ /dev/null
@@ -1,37 +0,0 @@
-import api from '../api';
-
-export const SUGGESTIONS_FETCH_REQUEST = 'SUGGESTIONS_FETCH_REQUEST';
-export const SUGGESTIONS_FETCH_SUCCESS = 'SUGGESTIONS_FETCH_SUCCESS';
-export const SUGGESTIONS_FETCH_FAIL    = 'SUGGESTIONS_FETCH_FAIL';
-
-export function fetchSuggestions() {
-  return (dispatch, getState) => {
-    dispatch(fetchSuggestionsRequest());
-
-    api(getState).get('/api/v1/accounts/suggestions').then(response => {
-      dispatch(fetchSuggestionsSuccess(response.data));
-    }).catch(error => {
-      dispatch(fetchSuggestionsFail(error));
-    });
-  };
-};
-
-export function fetchSuggestionsRequest() {
-  return {
-    type: SUGGESTIONS_FETCH_REQUEST
-  };
-};
-
-export function fetchSuggestionsSuccess(accounts) {
-  return {
-    type: SUGGESTIONS_FETCH_SUCCESS,
-    accounts: accounts
-  };
-};
-
-export function fetchSuggestionsFail(error) {
-  return {
-    type: SUGGESTIONS_FETCH_FAIL,
-    error: error
-  };
-};
diff --git a/app/assets/javascripts/components/components/button.jsx b/app/assets/javascripts/components/components/button.jsx
index fe36d40c5..d63129013 100644
--- a/app/assets/javascripts/components/components/button.jsx
+++ b/app/assets/javascripts/components/components/button.jsx
@@ -7,7 +7,14 @@ const Button = React.createClass({
     onClick: React.PropTypes.func,
     disabled: React.PropTypes.bool,
     block: React.PropTypes.bool,
-    secondary: React.PropTypes.bool
+    secondary: React.PropTypes.bool,
+    size: React.PropTypes.number,
+  },
+
+  getDefaultProps () {
+    return {
+      size: 36
+    };
   },
 
   mixins: [PureRenderMixin],
@@ -32,16 +39,16 @@ const Button = React.createClass({
       fontWeight: '500',
       letterSpacing: '0',
       textTransform: 'uppercase',
-      padding: '0 16px',
-      height: '36px',
+      padding: `0 ${this.props.size / 2.25}px`,
+      height: `${this.props.size}px`,
       cursor: 'pointer',
-      lineHeight: '36px',
+      lineHeight: `${this.props.size}px`,
       borderRadius: '4px',
       textDecoration: 'none'
     };
-    
+
     return (
-      <button className={`button ${this.props.secondary ? 'button-secondary' : ''}`} disabled={this.props.disabled} onClick={this.handleClick} style={style}>
+      <button className={`button ${this.props.secondary ? 'button-secondary' : ''}`} disabled={this.props.disabled} onClick={this.handleClick} style={{ ...style, ...this.props.style }}>
         {this.props.text || this.props.children}
       </button>
     );
diff --git a/app/assets/javascripts/components/components/lightbox.jsx b/app/assets/javascripts/components/components/lightbox.jsx
index 537bab954..36f078a3a 100644
--- a/app/assets/javascripts/components/components/lightbox.jsx
+++ b/app/assets/javascripts/components/components/lightbox.jsx
@@ -43,13 +43,15 @@ const Lightbox = React.createClass({
   render () {
     const { intl, isVisible, onOverlayClicked, onCloseClicked, children } = this.props;
 
+    const content = isVisible ? children : <div />;
+
     return (
       <div className='lightbox' style={{...overlayStyle, display: isVisible ? 'flex' : 'none'}} onClick={onOverlayClicked}>
         <Motion defaultStyle={{ y: -200 }} style={{ y: spring(isVisible ? 0 : -200) }}>
           {({ y }) =>
             <div style={{...dialogStyle, transform: `translateY(${y}px)`}}>
               <IconButton title={intl.formatMessage({ id: 'lightbox.close', defaultMessage: 'Close' })} icon='times' onClick={onCloseClicked} size={16} style={closeStyle} />
-              {children}
+              {content}
             </div>
           }
         </Motion>
diff --git a/app/assets/javascripts/components/components/media_gallery.jsx b/app/assets/javascripts/components/components/media_gallery.jsx
index bdb456a08..d04c7c869 100644
--- a/app/assets/javascripts/components/components/media_gallery.jsx
+++ b/app/assets/javascripts/components/components/media_gallery.jsx
@@ -1,9 +1,47 @@
 import ImmutablePropTypes from 'react-immutable-proptypes';
-import PureRenderMixin    from 'react-addons-pure-render-mixin';
+import PureRenderMixin from 'react-addons-pure-render-mixin';
+import { FormattedMessage } from 'react-intl';
+
+const outerStyle = {
+  marginTop: '8px',
+  overflow: 'hidden',
+  width: '100%',
+  boxSizing: 'border-box'
+};
+
+const spoilerStyle = {
+  background: '#000',
+  color: '#fff',
+  textAlign: 'center',
+  height: '100%',
+  cursor: 'pointer',
+  display: 'flex',
+  alignItems: 'center',
+  justifyContent: 'center',
+  flexDirection: 'column'
+};
+
+const spoilerSpanStyle = {
+  display: 'block',
+  fontSize: '14px',
+};
+
+const spoilerSubSpanStyle = {
+  display: 'block',
+  fontSize: '11px',
+  fontWeight: '500'
+};
 
 const MediaGallery = React.createClass({
 
+  getInitialState () {
+    return {
+      visible: false
+    };
+  },
+
   propTypes: {
+    sensitive: React.PropTypes.bool,
     media: ImmutablePropTypes.list.isRequired,
     height: React.PropTypes.number.isRequired,
     onOpenMedia: React.PropTypes.func.isRequired
@@ -20,69 +58,85 @@ const MediaGallery = React.createClass({
     e.stopPropagation();
   },
 
+  handleOpen () {
+    this.setState({ visible: true });
+  },
+
   render () {
-    var children = this.props.media.take(4);
-    var size     = children.size;
-
-    children = children.map((attachment, i) => {
-      let width  = 50;
-      let height = 100;
-      let top    = 'auto';
-      let left   = 'auto';
-      let bottom = 'auto';
-      let right  = 'auto';
-
-      if (size === 1) {
-        width = 100;
-      }
-
-      if (size === 4 || (size === 3 && i > 0)) {
-        height = 50;
-      }
-
-      if (size === 2) {
-        if (i === 0) {
-          right = '2px';
-        } else {
-          left = '2px';
-        }
-      } else if (size === 3) {
-        if (i === 0) {
-          right = '2px';
-        } else if (i > 0) {
-          left = '2px';
-        }
+    const { media, sensitive } = this.props;
 
-        if (i === 1) {
-          bottom = '2px';
-        } else if (i > 1) {
-          top = '2px';
-        }
-      } else if (size === 4) {
-        if (i === 0 || i === 2) {
-          right = '2px';
+    let children;
+
+    if (sensitive && !this.state.visible) {
+      children = (
+        <div style={spoilerStyle} onClick={this.handleOpen}>
+          <span style={spoilerSpanStyle}><FormattedMessage id='status.sensitive_warning' defaultMessage='Sensitive content' /></span>
+          <span style={spoilerSubSpanStyle}><FormattedMessage id='status.sensitive_toggle' defaultMessage='Click to view' /></span>
+        </div>
+      );
+    } else {
+      const size = media.take(4).size;
+
+      children = media.take(4).map((attachment, i) => {
+        let width  = 50;
+        let height = 100;
+        let top    = 'auto';
+        let left   = 'auto';
+        let bottom = 'auto';
+        let right  = 'auto';
+
+        if (size === 1) {
+          width = 100;
         }
 
-        if (i === 1 || i === 3) {
-          left = '2px';
+        if (size === 4 || (size === 3 && i > 0)) {
+          height = 50;
         }
 
-        if (i < 2) {
-          bottom = '2px';
-        } else {
-          top = '2px';
+        if (size === 2) {
+          if (i === 0) {
+            right = '2px';
+          } else {
+            left = '2px';
+          }
+        } else if (size === 3) {
+          if (i === 0) {
+            right = '2px';
+          } else if (i > 0) {
+            left = '2px';
+          }
+
+          if (i === 1) {
+            bottom = '2px';
+          } else if (i > 1) {
+            top = '2px';
+          }
+        } else if (size === 4) {
+          if (i === 0 || i === 2) {
+            right = '2px';
+          }
+
+          if (i === 1 || i === 3) {
+            left = '2px';
+          }
+
+          if (i < 2) {
+            bottom = '2px';
+          } else {
+            top = '2px';
+          }
         }
-      }
 
-      return (
-        <div key={attachment.get('id')} style={{ boxSizing: 'border-box', position: 'relative', left: left, top: top, right: right, bottom: bottom, float: 'left', border: 'none', display: 'block', width: `${width}%`, height: `${height}%` }}>
-          <a href={attachment.get('url')} onClick={this.handleClick.bind(this, attachment.get('url'))} target='_blank' style={{ display: 'block', width: '100%', height: '100%', background: `url(${attachment.get('preview_url')}) no-repeat center`, textDecoration: 'none', backgroundSize: 'cover', cursor: 'zoom-in' }} />
-        </div>
-      );
-    });
+        return (
+          <div key={attachment.get('id')} style={{ boxSizing: 'border-box', position: 'relative', left: left, top: top, right: right, bottom: bottom, float: 'left', border: 'none', display: 'block', width: `${width}%`, height: `${height}%` }}>
+            <a href={attachment.get('url')} onClick={this.handleClick.bind(this, attachment.get('url'))} target='_blank' style={{ display: 'block', width: '100%', height: '100%', background: `url(${attachment.get('preview_url')}) no-repeat center`, textDecoration: 'none', backgroundSize: 'cover', cursor: 'zoom-in' }} />
+          </div>
+        );
+      });
+    }
 
     return (
-      <div style={{ marginTop: '8px', overflow: 'hidden', width: '100%', height: `${this.props.height}px`, boxSizing: 'border-box' }}>
+      <div style={{ ...outerStyle, height: `${this.props.height}px` }}>
         {children}
       </div>
     );
diff --git a/app/assets/javascripts/components/components/status.jsx b/app/assets/javascripts/components/components/status.jsx
index 84cd07527..df5f0f2c2 100644
--- a/app/assets/javascripts/components/components/status.jsx
+++ b/app/assets/javascripts/components/components/status.jsx
@@ -34,6 +34,7 @@ const Status = React.createClass({
     onReblog: React.PropTypes.func,
     onDelete: React.PropTypes.func,
     onOpenMedia: React.PropTypes.func,
+    onBlock: React.PropTypes.func,
     me: React.PropTypes.number,
     muted: React.PropTypes.bool
   },
@@ -81,11 +82,11 @@ const Status = React.createClass({
       );
     }
 
-    if (status.get('media_attachments').size > 0) {
+    if (status.get('media_attachments').size > 0 && !this.props.muted) {
       if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
-        media = <VideoPlayer media={status.getIn(['media_attachments', 0])} />;
+        media = <VideoPlayer media={status.getIn(['media_attachments', 0])} sensitive={status.get('sensitive')} />;
       } else {
-        media = <MediaGallery media={status.get('media_attachments')} height={110} onOpenMedia={this.props.onOpenMedia} />;
+        media = <MediaGallery media={status.get('media_attachments')} sensitive={status.get('sensitive')} height={110} onOpenMedia={this.props.onOpenMedia} />;
       }
     }
 
diff --git a/app/assets/javascripts/components/components/status_action_bar.jsx b/app/assets/javascripts/components/components/status_action_bar.jsx
index dec1decff..35feda88b 100644
--- a/app/assets/javascripts/components/components/status_action_bar.jsx
+++ b/app/assets/javascripts/components/components/status_action_bar.jsx
@@ -7,6 +7,7 @@ import { defineMessages, injectIntl } from 'react-intl';
 const messages = defineMessages({
   delete: { id: 'status.delete', defaultMessage: 'Delete' },
   mention: { id: 'status.mention', defaultMessage: 'Mention' },
+  block: { id: 'account.block', defaultMessage: 'Block' },
   reply: { id: 'status.reply', defaultMessage: 'Reply' },
   reblog: { id: 'status.reblog', defaultMessage: 'Reblog' },
   favourite: { id: 'status.favourite', defaultMessage: 'Favourite' }
@@ -24,7 +25,8 @@ const StatusActionBar = React.createClass({
     onFavourite: React.PropTypes.func,
     onReblog: React.PropTypes.func,
     onDelete: React.PropTypes.func,
-    onMention: React.PropTypes.func
+    onMention: React.PropTypes.func,
+    onBlock: React.PropTypes.func
   },
 
   mixins: [PureRenderMixin],
@@ -49,6 +51,10 @@ const StatusActionBar = React.createClass({
     this.props.onMention(this.props.status.get('account'));
   },
 
+  handleBlockClick () {
+    this.props.onBlock(this.props.status.get('account'));
+  },
+
   render () {
     const { status, me, intl } = this.props;
     let menu = [];
@@ -57,6 +63,7 @@ const StatusActionBar = React.createClass({
       menu.push({ text: intl.formatMessage(messages.delete), action: this.handleDeleteClick });
     } else {
       menu.push({ text: intl.formatMessage(messages.mention), action: this.handleMentionClick });
+      menu.push({ text: intl.formatMessage(messages.block), action: this.handleBlockClick });
     }
 
     return (
diff --git a/app/assets/javascripts/components/components/video_player.jsx b/app/assets/javascripts/components/components/video_player.jsx
index 9b9b0a2e4..61c1995a7 100644
--- a/app/assets/javascripts/components/components/video_player.jsx
+++ b/app/assets/javascripts/components/components/video_player.jsx
@@ -1,7 +1,7 @@
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PureRenderMixin from 'react-addons-pure-render-mixin';
 import IconButton from './icon_button';
-import { defineMessages, injectIntl } from 'react-intl';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
 
 const messages = defineMessages({
   toggle_sound: { id: 'video_player.toggle_sound', defaultMessage: 'Toggle sound' }
@@ -25,6 +25,30 @@ const muteStyle = {
   zIndex: '5'
 };
 
+const spoilerStyle = {
+  marginTop: '8px',
+  background: '#000',
+  color: '#fff',
+  textAlign: 'center',
+  height: '100%',
+  cursor: 'pointer',
+  display: 'flex',
+  alignItems: 'center',
+  justifyContent: 'center',
+  flexDirection: 'column'
+};
+
+const spoilerSpanStyle = {
+  display: 'block',
+  fontSize: '14px'
+};
+
+const spoilerSubSpanStyle = {
+  display: 'block',
+  fontSize: '11px',
+  fontWeight: '500'
+};
+
 const VideoPlayer = React.createClass({
   propTypes: {
     media: ImmutablePropTypes.map.isRequired,
@@ -41,6 +65,7 @@ const VideoPlayer = React.createClass({
 
   getInitialState () {
     return {
+      visible: false,
       muted: true
     };
   },
@@ -63,8 +88,21 @@ const VideoPlayer = React.createClass({
     }
   },
 
+  handleOpen () {
+    this.setState({ visible: true });
+  },
+
   render () {
-    const { media, intl, width, height } = this.props;
+    const { media, intl, width, height, sensitive } = this.props;
+
+    if (sensitive && !this.state.visible) {
+      return (
+        <div style={{...spoilerStyle, width: `${width}px`, height: `${height}px` }} onClick={this.handleOpen}>
+          <span style={spoilerSpanStyle}><FormattedMessage id='status.sensitive_warning' defaultMessage='Sensitive content' /></span>
+          <span style={spoilerSubSpanStyle}><FormattedMessage id='status.sensitive_toggle' defaultMessage='Click to view' /></span>
+        </div>
+      );
+    }
 
     return (
       <div style={{ cursor: 'default', marginTop: '8px', overflow: 'hidden', width: `${width}px`, height: `${height}px`, boxSizing: 'border-box', background: '#000', position: 'relative' }}>
diff --git a/app/assets/javascripts/components/containers/mastodon.jsx b/app/assets/javascripts/components/containers/mastodon.jsx
index 87c7c65f3..c42582bfd 100644
--- a/app/assets/javascripts/components/containers/mastodon.jsx
+++ b/app/assets/javascripts/components/containers/mastodon.jsx
@@ -39,6 +39,8 @@ import en from 'react-intl/locale-data/en';
 import de from 'react-intl/locale-data/de';
 import es from 'react-intl/locale-data/es';
 import fr from 'react-intl/locale-data/fr';
+import pt from 'react-intl/locale-data/pt';
+import hu from 'react-intl/locale-data/hu';
 import getMessagesForLocale from '../locales';
 
 const store = configureStore();
@@ -47,7 +49,7 @@ const browserHistory = useRouterHistory(createBrowserHistory)({
   basename: '/web'
 });
 
-addLocaleData([...en, ...de, ...es, ...fr]);
+addLocaleData([...en, ...de, ...es, ...fr, ...pt, ...hu]);
 
 const Mastodon = React.createClass({
 
@@ -75,11 +77,6 @@ const Mastodon = React.createClass({
               return store.dispatch(updateTimeline(data.timeline, JSON.parse(data.message)));
             case 'delete':
               return store.dispatch(deleteFromTimelines(data.id));
-            case 'merge':
-            case 'unmerge':
-              return store.dispatch(refreshTimeline('home', true));
-            case 'block':
-              return store.dispatch(refreshTimeline('mentions', true));
             case 'notification':
               return store.dispatch(updateNotifications(JSON.parse(data.message), getMessagesForLocale(locale), locale));
           }
diff --git a/app/assets/javascripts/components/containers/status_container.jsx b/app/assets/javascripts/components/containers/status_container.jsx
index 28756b5ef..6a882eab4 100644
--- a/app/assets/javascripts/components/containers/status_container.jsx
+++ b/app/assets/javascripts/components/containers/status_container.jsx
@@ -1,18 +1,19 @@
-import { connect }       from 'react-redux';
-import Status            from '../components/status';
+import { connect } from 'react-redux';
+import Status from '../components/status';
 import { makeGetStatus } from '../selectors';
 import {
   replyCompose,
   mentionCompose
-}                        from '../actions/compose';
+} from '../actions/compose';
 import {
   reblog,
   favourite,
   unreblog,
   unfavourite
-}                        from '../actions/interactions';
-import { deleteStatus }  from '../actions/statuses';
-import { openMedia }     from '../actions/modal';
+} from '../actions/interactions';
+import { blockAccount } from '../actions/accounts';
+import { deleteStatus } from '../actions/statuses';
+import { openMedia } from '../actions/modal';
 import { createSelector } from 'reselect'
 
 const mapStateToProps = (state, props) => ({
@@ -91,6 +92,10 @@ const mapDispatchToProps = (dispatch) => ({
 
   onOpenMedia (url) {
     dispatch(openMedia(url));
+  },
+
+  onBlock (account) {
+    dispatch(blockAccount(account.get('id')));
   }
 
 });
diff --git a/app/assets/javascripts/components/features/account/components/action_bar.jsx b/app/assets/javascripts/components/features/account/components/action_bar.jsx
index cd01de2e2..f09dea6ab 100644
--- a/app/assets/javascripts/components/features/account/components/action_bar.jsx
+++ b/app/assets/javascripts/components/features/account/components/action_bar.jsx
@@ -58,10 +58,8 @@ const ActionBar = React.createClass({
     } else if (account.getIn(['relationship', 'blocking'])) {
       menu.push({ text: intl.formatMessage(messages.unblock), action: this.props.onBlock });
     } else if (account.getIn(['relationship', 'following'])) {
-      menu.push({ text: intl.formatMessage(messages.unfollow), action: this.props.onFollow });
       menu.push({ text: intl.formatMessage(messages.block), action: this.props.onBlock });
     } else {
-      menu.push({ text: intl.formatMessage(messages.follow), action: this.props.onFollow });
       menu.push({ text: intl.formatMessage(messages.block), action: this.props.onBlock });
     }
 
diff --git a/app/assets/javascripts/components/features/account/components/header.jsx b/app/assets/javascripts/components/features/account/components/header.jsx
index b3e9e2a9f..b890e15c1 100644
--- a/app/assets/javascripts/components/features/account/components/header.jsx
+++ b/app/assets/javascripts/components/features/account/components/header.jsx
@@ -2,22 +2,30 @@ import PureRenderMixin from 'react-addons-pure-render-mixin';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import emojify from '../../../emoji';
 import escapeTextContentForBrowser from 'react/lib/escapeTextContentForBrowser';
-import { FormattedMessage } from 'react-intl';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import IconButton from '../../../components/icon_button';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+});
 
 const Header = React.createClass({
 
   propTypes: {
     account: ImmutablePropTypes.map.isRequired,
-    me: React.PropTypes.number.isRequired
+    me: React.PropTypes.number.isRequired,
+    onFollow: React.PropTypes.func.isRequired
   },
 
   mixins: [PureRenderMixin],
 
   render () {
-    const { account, me } = this.props;
+    const { account, me, intl } = this.props;
 
     let displayName = account.get('display_name');
     let info        = '';
+    let actionBtn   = '';
 
     if (displayName.length === 0) {
       displayName = account.get('username');
@@ -27,11 +35,19 @@ const Header = React.createClass({
       info = <span style={{ position: 'absolute', top: '10px', right: '10px', opacity: '0.7', display: 'inline-block', verticalAlign: 'top', background: 'rgba(0, 0, 0, 0.4)', color: '#fff', textTransform: 'uppercase', fontSize: '11px', fontWeight: '500', padding: '4px', borderRadius: '4px' }}><FormattedMessage id='account.follows_you' defaultMessage='Follows you' /></span>
     }
 
+    if (me !== account.get('id')) {
+      actionBtn = (
+        <div style={{ position: 'absolute', top: '10px', left: '20px' }}>
+          <IconButton size={26} icon={account.getIn(['relationship', 'following']) ? 'user-times' : 'user-plus'} active={account.getIn(['relationship', 'following'])} title={intl.formatMessage(account.getIn(['relationship', 'following']) ? messages.unfollow : messages.follow)} onClick={this.props.onFollow} />
+        </div>
+      );
+    }
+
     const content         = { __html: emojify(account.get('note')) };
     const displayNameHTML = { __html: emojify(escapeTextContentForBrowser(displayName)) };
 
     return (
-      <div style={{ flex: '0 0 auto', background: '#2f3441', textAlign: 'center', backgroundImage: `url(${account.get('header')})`, backgroundSize: 'cover', position: 'relative' }}>
+      <div style={{ flex: '0 0 auto', background: '#2f3441', textAlign: 'center', backgroundImage: `url(${account.get('header')})`, backgroundSize: 'cover', backgroundPosition: 'center', position: 'relative' }}>
         <div style={{ background: 'rgba(47, 52, 65, 0.9)', padding: '20px 10px' }}>
           <a href={account.get('url')} target='_blank' rel='noopener' style={{ display: 'block', color: 'inherit', textDecoration: 'none' }}>
             <div style={{ width: '90px', margin: '0 auto', marginBottom: '10px' }}>
@@ -45,6 +61,7 @@ const Header = React.createClass({
           <div style={{ color: '#616b86', fontSize: '14px' }} className='account__header__content' dangerouslySetInnerHTML={content} />
 
           {info}
+          {actionBtn}
         </div>
       </div>
     );
@@ -52,4 +69,4 @@ const Header = React.createClass({
 
 });
 
-export default Header;
+export default injectIntl(Header);
diff --git a/app/assets/javascripts/components/features/account/index.jsx b/app/assets/javascripts/components/features/account/index.jsx
index 818979f8f..c2cc58bb2 100644
--- a/app/assets/javascripts/components/features/account/index.jsx
+++ b/app/assets/javascripts/components/features/account/index.jsx
@@ -87,9 +87,8 @@ const Account = React.createClass({
     return (
       <Column>
         <ColumnBackButton />
-        <Header account={account} me={me} />
-
-        <ActionBar account={account} me={me} onFollow={this.handleFollow} onBlock={this.handleBlock} onMention={this.handleMention} />
+        <Header account={account} me={me} onFollow={this.handleFollow} />
+        <ActionBar account={account} me={me} onBlock={this.handleBlock} onMention={this.handleMention} />
 
         {this.props.children}
       </Column>
diff --git a/app/assets/javascripts/components/features/compose/components/compose_form.jsx b/app/assets/javascripts/components/features/compose/components/compose_form.jsx
index 32bdeaeca..b16731c05 100644
--- a/app/assets/javascripts/components/features/compose/components/compose_form.jsx
+++ b/app/assets/javascripts/components/features/compose/components/compose_form.jsx
@@ -8,7 +8,8 @@ import Autosuggest from 'react-autosuggest';
 import AutosuggestAccountContainer from '../../compose/containers/autosuggest_account_container';
 import { debounce } from 'react-decoration';
 import UploadButtonContainer from '../containers/upload_button_container';
-import { defineMessages, injectIntl } from 'react-intl';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import Toggle from 'react-toggle';
 
 const messages = defineMessages({
   placeholder: { id: 'compose_form.placeholder', defaultMessage: 'What is on your mind?' },
@@ -54,7 +55,8 @@ const textareaStyle = {
   padding: '10px',
   fontFamily: 'Roboto',
   fontSize: '14px',
-  margin: '0'
+  margin: '0',
+  resize: 'vertical'
 };
 
 const renderInputComponent = inputProps => (
@@ -67,6 +69,7 @@ const ComposeForm = React.createClass({
     text: React.PropTypes.string.isRequired,
     suggestion_token: React.PropTypes.string,
     suggestions: React.PropTypes.array,
+    sensitive: React.PropTypes.bool,
     is_submitting: React.PropTypes.bool,
     is_uploading: React.PropTypes.bool,
     in_reply_to: ImmutablePropTypes.map,
@@ -75,7 +78,8 @@ const ComposeForm = React.createClass({
     onCancelReply: React.PropTypes.func.isRequired,
     onClearSuggestions: React.PropTypes.func.isRequired,
     onFetchSuggestions: React.PropTypes.func.isRequired,
-    onSuggestionSelected: React.PropTypes.func.isRequired
+    onSuggestionSelected: React.PropTypes.func.isRequired,
+    onChangeSensitivity: React.PropTypes.func.isRequired
   },
 
   mixins: [PureRenderMixin],
@@ -139,6 +143,10 @@ const ComposeForm = React.createClass({
     this.autosuggest = c;
   },
 
+  handleChangeSensitivity (e) {
+    this.props.onChangeSensitivity(e.target.checked);
+  },
+
   render () {
     const { intl } = this.props;
     let replyArea  = '';
@@ -178,6 +186,11 @@ const ComposeForm = React.createClass({
           <div style={{ float: 'right', marginRight: '16px', lineHeight: '36px' }}><CharacterCounter max={500} text={this.props.text} /></div>
           <UploadButtonContainer style={{ paddingTop: '4px' }} />
         </div>
+
+        <label style={{ display: 'block', lineHeight: '24px', verticalAlign: 'middle', marginTop: '10px', borderTop: '1px solid #616b86', paddingTop: '10px' }}>
+          <Toggle checked={this.props.sensitive} onChange={this.handleChangeSensitivity} />
+          <span style={{ display: 'inline-block', verticalAlign: 'middle', marginBottom: '14px', marginLeft: '8px', color: '#9baec8' }}><FormattedMessage id='compose_form.sensitive' defaultMessage='Mark content as sensitive' /></span>
+        </label>
       </div>
     );
   }
diff --git a/app/assets/javascripts/components/features/compose/components/suggestions_box.jsx b/app/assets/javascripts/components/features/compose/components/suggestions_box.jsx
deleted file mode 100644
index 6850629ba..000000000
--- a/app/assets/javascripts/components/features/compose/components/suggestions_box.jsx
+++ /dev/null
@@ -1,86 +0,0 @@
-import PureRenderMixin from 'react-addons-pure-render-mixin';
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import AccountContainer from '../../../containers/account_container';
-import { FormattedMessage } from 'react-intl';
-
-const outerStyle = {
-  position: 'relative'
-};
-
-const headerStyle = {
-  fontSize: '14px',
-  fontWeight: '500',
-  display: 'block',
-  padding: '10px',
-  color: '#9baec8',
-  background: '#454b5e',
-  overflow: 'hidden'
-};
-
-const nextStyle = {
-  display: 'inline-block',
-  float: 'right',
-  fontWeight: '400',
-  color: '#2b90d9'
-};
-
-const SuggestionsBox = React.createClass({
-
-  propTypes: {
-    accountIds: ImmutablePropTypes.list,
-    perWindow: React.PropTypes.number
-  },
-
-  getInitialState () {
-    return {
-      index: 0
-    };
-  },
-
-  getDefaultProps () {
-    return {
-      perWindow: 2
-    };
-  },
-
-  mixins: [PureRenderMixin],
-
-  handleNextClick (e) {
-    e.preventDefault();
-
-    let newIndex = this.state.index + 1;
-
-    if (this.props.accountIds.skip(this.props.perWindow * newIndex).size === 0) {
-      newIndex = 0;
-    }
-
-    this.setState({ index: newIndex });
-  },
-
-  render () {
-    const { accountIds, perWindow } = this.props;
-
-    if (!accountIds || accountIds.size === 0) {
-      return <div />;
-    }
-
-    let nextLink = '';
-
-    if (accountIds.size > perWindow) {
-      nextLink = <a href='#' style={nextStyle} onClick={this.handleNextClick}><FormattedMessage id='suggestions_box.refresh' defaultMessage='Refresh' /></a>;
-    }
-
-    return (
-      <div style={outerStyle}>
-        <strong style={headerStyle}>
-          <FormattedMessage id='suggestions_box.who_to_follow' defaultMessage='Who to follow' /> {nextLink}
-        </strong>
-
-        {accountIds.skip(perWindow * this.state.index).take(perWindow).map(accountId => <AccountContainer key={accountId} id={accountId} withNote={false} />)}
-      </div>
-    );
-  }
-
-});
-
-export default SuggestionsBox;
diff --git a/app/assets/javascripts/components/features/compose/containers/compose_form_container.jsx b/app/assets/javascripts/components/features/compose/containers/compose_form_container.jsx
index 87bcd6b99..9897f6505 100644
--- a/app/assets/javascripts/components/features/compose/containers/compose_form_container.jsx
+++ b/app/assets/javascripts/components/features/compose/containers/compose_form_container.jsx
@@ -6,7 +6,8 @@ import {
   cancelReplyCompose,
   clearComposeSuggestions,
   fetchComposeSuggestions,
-  selectComposeSuggestion
+  selectComposeSuggestion,
+  changeComposeSensitivity
 } from '../../../actions/compose';
 import { makeGetStatus } from '../../../selectors';
 
@@ -18,6 +19,7 @@ const makeMapStateToProps = () => {
       text: state.getIn(['compose', 'text']),
       suggestion_token: state.getIn(['compose', 'suggestion_token']),
       suggestions: state.getIn(['compose', 'suggestions']).toJS(),
+      sensitive: state.getIn(['compose', 'sensitive']),
       is_submitting: state.getIn(['compose', 'is_submitting']),
       is_uploading: state.getIn(['compose', 'is_uploading']),
       in_reply_to: getStatus(state, state.getIn(['compose', 'in_reply_to']))
@@ -51,6 +53,10 @@ const mapDispatchToProps = function (dispatch) {
 
     onSuggestionSelected (position, accountId) {
       dispatch(selectComposeSuggestion(position, accountId));
+    },
+
+    onChangeSensitivity (checked) {
+      dispatch(changeComposeSensitivity(checked));
     }
   }
 };
diff --git a/app/assets/javascripts/components/features/compose/containers/suggestions_container.jsx b/app/assets/javascripts/components/features/compose/containers/suggestions_container.jsx
deleted file mode 100644
index 944ceed85..000000000
--- a/app/assets/javascripts/components/features/compose/containers/suggestions_container.jsx
+++ /dev/null
@@ -1,8 +0,0 @@
-import { connect }           from 'react-redux';
-import SuggestionsBox        from '../components/suggestions_box';
-
-const mapStateToProps = (state) => ({
-  accountIds: state.getIn(['user_lists', 'suggestions'])
-});
-
-export default connect(mapStateToProps)(SuggestionsBox);
diff --git a/app/assets/javascripts/components/features/compose/index.jsx b/app/assets/javascripts/components/features/compose/index.jsx
index 5c1b22e00..4017c8949 100644
--- a/app/assets/javascripts/components/features/compose/index.jsx
+++ b/app/assets/javascripts/components/features/compose/index.jsx
@@ -3,9 +3,7 @@ import ComposeFormContainer from './containers/compose_form_container';
 import UploadFormContainer from './containers/upload_form_container';
 import NavigationContainer from './containers/navigation_container';
 import PureRenderMixin from 'react-addons-pure-render-mixin';
-import SuggestionsContainer from './containers/suggestions_container';
 import SearchContainer from './containers/search_container';
-import { fetchSuggestions } from '../../actions/suggestions';
 import { connect } from 'react-redux';
 import { mountCompose, unmountCompose } from '../../actions/compose';
 
@@ -19,7 +17,6 @@ const Compose = React.createClass({
 
   componentDidMount () {
     this.props.dispatch(mountCompose());
-    this.props.dispatch(fetchSuggestions());
   },
 
   componentWillUnmount () {
@@ -29,14 +26,10 @@ const Compose = React.createClass({
   render () {
     return (
       <Drawer>
-        <div style={{ flex: '1 1 auto' }}>
-          <SearchContainer />
-          <NavigationContainer />
-          <ComposeFormContainer />
-          <UploadFormContainer />
-        </div>
-
-        <SuggestionsContainer />
+        <SearchContainer />
+        <NavigationContainer />
+        <ComposeFormContainer />
+        <UploadFormContainer />
       </Drawer>
     );
   }
diff --git a/app/assets/javascripts/components/features/status/components/detailed_status.jsx b/app/assets/javascripts/components/features/status/components/detailed_status.jsx
index 76ddafb3b..b967d966f 100644
--- a/app/assets/javascripts/components/features/status/components/detailed_status.jsx
+++ b/app/assets/javascripts/components/features/status/components/detailed_status.jsx
@@ -36,9 +36,9 @@ const DetailedStatus = React.createClass({
 
     if (status.get('media_attachments').size > 0) {
       if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
-        media = <VideoPlayer media={status.getIn(['media_attachments', 0])} width={317} height={178} />;
+        media = <VideoPlayer sensitive={status.get('sensitive')} media={status.getIn(['media_attachments', 0])} width={317} height={178} />;
       } else {
-        media = <MediaGallery media={status.get('media_attachments')} height={300} onOpenMedia={this.props.onOpenMedia} />;
+        media = <MediaGallery sensitive={status.get('sensitive')} media={status.get('media_attachments')} height={300} onOpenMedia={this.props.onOpenMedia} />;
       }
     }
 
diff --git a/app/assets/javascripts/components/locales/de.jsx b/app/assets/javascripts/components/locales/de.jsx
index 85412635e..4e2a70edb 100644
--- a/app/assets/javascripts/components/locales/de.jsx
+++ b/app/assets/javascripts/components/locales/de.jsx
@@ -41,8 +41,6 @@ const en = {
   "search.placeholder": "Suche",
   "search.account": "Konto",
   "search.hashtag": "Hashtag",
-  "suggestions_box.who_to_follow": "Wem folgen",
-  "suggestions_box.refresh": "Aktualisieren",
   "upload_button.label": "Media-Datei anfügen",
   "upload_form.undo": "Entfernen",
   "notification.follow": "{name} folgt dir",
diff --git a/app/assets/javascripts/components/locales/en.jsx b/app/assets/javascripts/components/locales/en.jsx
index b2c8390c1..41a44e3dc 100644
--- a/app/assets/javascripts/components/locales/en.jsx
+++ b/app/assets/javascripts/components/locales/en.jsx
@@ -5,9 +5,11 @@ const en = {
   "status.mention": "Mention",
   "status.delete": "Delete",
   "status.reply": "Reply",
-  "status.reblog": "Reblog",
+  "status.reblog": "Boost",
   "status.favourite": "Favourite",
-  "status.reblogged_by": "{name} reblogged",
+  "status.reblogged_by": "{name} boosted",
+  "status.sensitive_warning": "Sensitive content",
+  "status.sensitive_toggle": "Click to view",
   "video_player.toggle_sound": "Toggle sound",
   "account.mention": "Mention",
   "account.edit_profile": "Edit profile",
@@ -34,7 +36,8 @@ const en = {
   "tabs_bar.public": "Public",
   "tabs_bar.notifications": "Notifications",
   "compose_form.placeholder": "What is on your mind?",
-  "compose_form.publish": "Publish",
+  "compose_form.publish": "Toot",
+  "compose_form.sensitive": "Mark content as sensitive",
   "navigation_bar.settings": "Settings",
   "navigation_bar.public_timeline": "Public timeline",
   "navigation_bar.logout": "Logout",
@@ -42,13 +45,11 @@ const en = {
   "search.placeholder": "Search",
   "search.account": "Account",
   "search.hashtag": "Hashtag",
-  "suggestions_box.who_to_follow": "Who to follow",
-  "suggestions_box.refresh": "Refresh",
   "upload_button.label": "Add media",
   "upload_form.undo": "Undo",
   "notification.follow": "{name} followed you",
   "notification.favourite": "{name} favourited your status",
-  "notification.reblog": "{name} reblogged your status",
+  "notification.reblog": "{name} boosted your status",
   "notification.mention": "{name} mentioned you"
 };
 
diff --git a/app/assets/javascripts/components/locales/es.jsx b/app/assets/javascripts/components/locales/es.jsx
index 47377e5ae..d4434bba7 100644
--- a/app/assets/javascripts/components/locales/es.jsx
+++ b/app/assets/javascripts/components/locales/es.jsx
@@ -42,8 +42,6 @@ const es = {
   "search.placeholder": "Buscar",
   "search.account": "Cuenta",
   "search.hashtag": "Etiqueta",
-  "suggestions_box.who_to_follow": "A quién seguir",
-  "suggestions_box.refresh": "Refrescar",
   "upload_button.label": "Añadir medio",
   "upload_form.undo": "Deshacer",
   "notification.follow": "{name} le esta ahora siguiendo",
diff --git a/app/assets/javascripts/components/locales/fr.jsx b/app/assets/javascripts/components/locales/fr.jsx
index d6e24c523..c4458a145 100644
--- a/app/assets/javascripts/components/locales/fr.jsx
+++ b/app/assets/javascripts/components/locales/fr.jsx
@@ -7,22 +7,24 @@ const fr = {
   "status.reply": "Répondre",
   "status.reblog": "Partager",
   "status.favourite": "Ajouter aux favoris",
-  "status.reblogged_by": "{name} a partagé",
+  "status.reblogged_by": "{name} a partagé :",
+  "status.sensitive_warning": "Contenu délicat",
+  "status.sensitive_toggle": "Cliquer pour dévoiler",
   "video_player.toggle_sound": "Mettre/Couper le son",
   "account.mention": "Mentionner",
   "account.edit_profile": "Modifier le profil",
   "account.unblock": "Débloquer",
-  "account.unfollow": "Se désabonner",
+  "account.unfollow": "Ne plus suivre",
   "account.block": "Bloquer",
-  "account.follow": "S’abonner",
+  "account.follow": "Suivre",
   "account.posts": "Statuts",
   "account.follows": "Abonnements",
   "account.followers": "Abonnés",
   "account.follows_you": "Vous suit",
   "getting_started.heading": "Pour commencer",
-  "getting_started.about_addressing": "Vous pouvez vous abonner aux statuts de quelqu’un en entrant dans le champs de recherche leur nom d’utilisateur et le domaine de leur instance, séparés par un @ à la manière d’une adresse courriel.",
-  "getting_started.about_shortcuts": "Si cette personne utilise la même instance que vous, le nom d’utilisateur suffit. C’est le même principe pour mentionner quelqu’un dans vos statuts.",
-  "getting_started.about_developer": "Pour s’abonner au développeur de ce projet, c’est Gargron@mastodon.social",
+  "getting_started.about_addressing": "Vous pouvez vous suivre les statuts de quelqu’un en entrant dans le champs de recherche leur identifiant et le domaine de leur instance, séparés par un @ à la manière d’une adresse courriel.",
+  "getting_started.about_shortcuts": "Si cette personne utilise la même instance que vous, l’identifiant suffit. C’est le même principe pour mentionner quelqu’un dans vos statuts.",
+  "getting_started.about_developer": "Pour suivre le développeur de ce projet, c’est Gargron@mastodon.social",
   "column.home": "Accueil",
   "column.mentions": "Mentions",
   "column.public": "Fil public",
@@ -32,23 +34,22 @@ const fr = {
   "tabs_bar.mentions": "Mentions",
   "tabs_bar.public": "Public",
   "tabs_bar.notifications": "Notifications",
-  "compose_form.placeholder": "Qu’avez vous en tête&nbsp;?",
-  "compose_form.publish": "Publier",
+  "compose_form.placeholder": "Qu’avez-vous en tête ?",
+  "compose_form.publish": "Pouet",
+  "compose_form.sensitive": "Marquer le contenu comme délicat", 
   "navigation_bar.settings": "Paramètres",
   "navigation_bar.public_timeline": "Public",
-  "navigation_bar.logout": "Se déconnecter",
+  "navigation_bar.logout": "Déconnexion",
   "reply_indicator.cancel": "Annuler",
   "search.placeholder": "Chercher",
   "search.account": "Compte",
   "search.hashtag": "Mot-clé",
-  "suggestions_box.who_to_follow": "Suggestions",
-  "suggestions_box.refresh": "Rafraîchir",
   "upload_button.label": "Joindre un média",
   "upload_form.undo": "Annuler",
-  "notification.follow": "{name} s’est abonné⋅e à vos statuts",
-  "notification.favourite": "{name} a ajouté votre statut à ses favoris",
-  "notification.reblog": "{name} a partagé votre statut",
-  "notification.mention": "{name} vous a mentionné⋅e"
+  "notification.follow": "{name} vous suit.",
+  "notification.favourite": "{name} a ajouté à ses favoris :",
+  "notification.reblog": "{name} a partagé votre statut :",
+  "notification.mention": "{name} vous a mentionné⋅e :"
 };
 
 export default fr;
diff --git a/app/assets/javascripts/components/locales/hu.jsx b/app/assets/javascripts/components/locales/hu.jsx
new file mode 100644
index 000000000..4a446965c
--- /dev/null
+++ b/app/assets/javascripts/components/locales/hu.jsx
@@ -0,0 +1,55 @@
+const hu = {
+  "column_back_button.label": "Vissza",
+  "lightbox.close": "Bezárás",
+  "loading_indicator.label": "Betöltés...",
+  "status.mention": "Említés",
+  "status.delete": "Törlés",
+  "status.reply": "Válasz",
+  "status.reblog": "Reblog",
+  "status.favourite": "Kedvenc",
+  "status.reblogged_by": "{name} reblogolta",
+  "status.sensitive_warning": "Érzékeny tartalom",
+  "status.sensitive_toggle": "Katt a megtekintéshez",
+  "video_player.toggle_sound": "Hang kapcsolása",
+  "account.mention": "Említés",
+  "account.edit_profile": "Profil szerkesztése",
+  "account.unblock": "Blokkolás levétele",
+  "account.unfollow": "Követés abbahagyása",
+  "account.block": "Blokkolás",
+  "account.follow": "Követés",
+  "account.posts": "Posts",
+  "account.follows": "Követők",
+  "account.followers": "Követők",
+  "account.follows_you": "Követnek téged",
+  "getting_started.heading": "Első lépések",
+  "getting_started.about_addressing": "Követhetsz embereket felhasználónevük és a doménjük ismeretében, amennyiben megadod ezt az e-mail-szerű címet az oldalsáv tetején lévő rubrikában.",
+  "getting_started.about_shortcuts": "Ha a célzott személy azonos doménen tartózkodik, a felhasználónév elegendő. Ugyanez érvényes mikor személyeket említesz az állapotokban.",
+  "getting_started.about_developer": "A projekt fejlesztője követhető, mint Gargron@mastodon.social",
+  "column.home": "Kezdőlap",
+  "column.mentions": "Említések",
+  "column.public": "Nyilvános",
+  "column.notifications": "Értesítések",
+  "tabs_bar.compose": "Összeállítás",
+  "tabs_bar.home": "Kezdőlap",
+  "tabs_bar.mentions": "Említések",
+  "tabs_bar.public": "Nyilvános",
+  "tabs_bar.notifications": "Notifications",
+  "compose_form.placeholder": "Mire gondolsz?",
+  "compose_form.publish": "Tülk!",
+  "compose_form.sensitive": "Tartalom érzékenynek jelölése",
+  "navigation_bar.settings": "Beállítások",
+  "navigation_bar.public_timeline": "Nyilvános időfolyam",
+  "navigation_bar.logout": "Kijelentkezés",
+  "reply_indicator.cancel": "Mégsem",
+  "search.placeholder": "Keresés",
+  "search.account": "Fiók",
+  "search.hashtag": "Hashtag",
+  "upload_button.label": "Média hozzáadása",
+  "upload_form.undo": "Mégsem",
+  "notification.follow": "{name} követ téged",
+  "notification.favourite": "{name} kedvencnek jelölte az állapotod",
+  "notification.reblog": "{name} reblogolta az állapotod",
+  "notification.mention": "{name} megemlített"
+};
+
+export default hu;
diff --git a/app/assets/javascripts/components/locales/index.jsx b/app/assets/javascripts/components/locales/index.jsx
index 7fb43dd33..f172b1c51 100644
--- a/app/assets/javascripts/components/locales/index.jsx
+++ b/app/assets/javascripts/components/locales/index.jsx
@@ -1,11 +1,17 @@
 import en from './en';
 import de from './de';
 import es from './es';
+import hu from './hu';
+import fr from './fr';
+import pt from './pt';
 
 const locales = {
   en,
   de,
-  es
+  es,
+  hu,
+  fr,
+  pt
 };
 
 export default function getMessagesForLocale (locale) {
diff --git a/app/assets/javascripts/components/locales/pt.jsx b/app/assets/javascripts/components/locales/pt.jsx
index 02b21f3cb..e67bd80ac 100644
--- a/app/assets/javascripts/components/locales/pt.jsx
+++ b/app/assets/javascripts/components/locales/pt.jsx
@@ -40,8 +40,6 @@ const pt = {
   "search.placeholder": "Busca",
   "search.account": "Conta",
   "search.hashtag": "Hashtag",
-  "suggestions_box.who_to_follow": "Quem seguir",
-  "suggestions_box.refresh": "Recarregar",
   "upload_button.label": "Adicionar media",
   "upload_form.undo": "Desfazer"
 };
diff --git a/app/assets/javascripts/components/middleware/errors.jsx b/app/assets/javascripts/components/middleware/errors.jsx
index fb161fc4c..3a1473bc1 100644
--- a/app/assets/javascripts/components/middleware/errors.jsx
+++ b/app/assets/javascripts/components/middleware/errors.jsx
@@ -1,11 +1,13 @@
 import { showAlert } from '../actions/alerts';
 
+const defaultSuccessSuffix = 'SUCCESS';
 const defaultFailSuffix = 'FAIL';
 
 export default function errorsMiddleware() {
   return ({ dispatch }) => next => action => {
     if (action.type) {
       const isFail = new RegExp(`${defaultFailSuffix}$`, 'g');
+      const isSuccess = new RegExp(`${defaultSuccessSuffix}$`, 'g');
 
       if (action.type.match(isFail)) {
         if (action.error.response) {
diff --git a/app/assets/javascripts/components/reducers/accounts.jsx b/app/assets/javascripts/components/reducers/accounts.jsx
index 68247a98c..52be648b3 100644
--- a/app/assets/javascripts/components/reducers/accounts.jsx
+++ b/app/assets/javascripts/components/reducers/accounts.jsx
@@ -8,7 +8,6 @@ import {
   ACCOUNT_TIMELINE_FETCH_SUCCESS,
   ACCOUNT_TIMELINE_EXPAND_SUCCESS
 } from '../actions/accounts';
-import { SUGGESTIONS_FETCH_SUCCESS } from '../actions/suggestions';
 import { COMPOSE_SUGGESTIONS_READY } from '../actions/compose';
 import {
   REBLOG_SUCCESS,
@@ -71,7 +70,6 @@ export default function accounts(state = initialState, action) {
     case ACCOUNT_FETCH_SUCCESS:
     case NOTIFICATIONS_UPDATE:
       return normalizeAccount(state, action.account);
-    case SUGGESTIONS_FETCH_SUCCESS:
     case FOLLOWERS_FETCH_SUCCESS:
     case FOLLOWERS_EXPAND_SUCCESS:
     case FOLLOWING_FETCH_SUCCESS:
diff --git a/app/assets/javascripts/components/reducers/compose.jsx b/app/assets/javascripts/components/reducers/compose.jsx
index e6e86d4f5..4abc3e6aa 100644
--- a/app/assets/javascripts/components/reducers/compose.jsx
+++ b/app/assets/javascripts/components/reducers/compose.jsx
@@ -15,7 +15,8 @@ import {
   COMPOSE_UPLOAD_PROGRESS,
   COMPOSE_SUGGESTIONS_CLEAR,
   COMPOSE_SUGGESTIONS_READY,
-  COMPOSE_SUGGESTION_SELECT
+  COMPOSE_SUGGESTION_SELECT,
+  COMPOSE_SENSITIVITY_CHANGE
 } from '../actions/compose';
 import { TIMELINE_DELETE } from '../actions/timelines';
 import { ACCOUNT_SET_SELF } from '../actions/accounts';
@@ -23,6 +24,7 @@ import Immutable from 'immutable';
 
 const initialState = Immutable.Map({
   mounted: false,
+  sensitive: false,
   text: '',
   in_reply_to: null,
   is_submitting: false,
@@ -87,6 +89,8 @@ export default function compose(state = initialState, action) {
       return state.set('mounted', true);
     case COMPOSE_UNMOUNT:
       return state.set('mounted', false);
+    case COMPOSE_SENSITIVITY_CHANGE:
+      return state.set('sensitive', action.checked);
     case COMPOSE_CHANGE:
       return state.set('text', action.text);
     case COMPOSE_REPLY:
diff --git a/app/assets/javascripts/components/reducers/notifications.jsx b/app/assets/javascripts/components/reducers/notifications.jsx
index 0e67e732a..617a833d2 100644
--- a/app/assets/javascripts/components/reducers/notifications.jsx
+++ b/app/assets/javascripts/components/reducers/notifications.jsx
@@ -3,6 +3,7 @@ import {
   NOTIFICATIONS_REFRESH_SUCCESS,
   NOTIFICATIONS_EXPAND_SUCCESS
 } from '../actions/notifications';
+import { ACCOUNT_BLOCK_SUCCESS } from '../actions/accounts';
 import Immutable from 'immutable';
 
 const initialState = Immutable.Map({
@@ -43,6 +44,10 @@ const appendNormalizedNotifications = (state, notifications, next) => {
   return state.update('items', list => list.push(...items)).set('next', next);
 };
 
+const filterNotifications = (state, relationship) => {
+  return state.update('items', list => list.filterNot(item => item.get('account') === relationship.id));
+};
+
 export default function notifications(state = initialState, action) {
   switch(action.type) {
     case NOTIFICATIONS_UPDATE:
@@ -51,6 +56,8 @@ export default function notifications(state = initialState, action) {
       return normalizeNotifications(state, action.notifications, action.next);
     case NOTIFICATIONS_EXPAND_SUCCESS:
       return appendNormalizedNotifications(state, action.notifications, action.next);
+    case ACCOUNT_BLOCK_SUCCESS:
+      return filterNotifications(state, action.relationship);
     default:
       return state;
   }
diff --git a/app/assets/javascripts/components/reducers/statuses.jsx b/app/assets/javascripts/components/reducers/statuses.jsx
index 2a24a75e4..c740b6d64 100644
--- a/app/assets/javascripts/components/reducers/statuses.jsx
+++ b/app/assets/javascripts/components/reducers/statuses.jsx
@@ -1,7 +1,11 @@
 import {
+  REBLOG_REQUEST,
   REBLOG_SUCCESS,
+  REBLOG_FAIL,
   UNREBLOG_SUCCESS,
+  FAVOURITE_REQUEST,
   FAVOURITE_SUCCESS,
+  FAVOURITE_FAIL,
   UNFAVOURITE_SUCCESS
 } from '../actions/interactions';
 import {
@@ -16,7 +20,8 @@ import {
 } from '../actions/timelines';
 import {
   ACCOUNT_TIMELINE_FETCH_SUCCESS,
-  ACCOUNT_TIMELINE_EXPAND_SUCCESS
+  ACCOUNT_TIMELINE_EXPAND_SUCCESS,
+  ACCOUNT_BLOCK_SUCCESS
 } from '../actions/accounts';
 import {
   NOTIFICATIONS_UPDATE,
@@ -56,6 +61,18 @@ const deleteStatus = (state, id, references) => {
   return state.delete(id);
 };
 
+const filterStatuses = (state, relationship) => {
+  state.forEach(status => {
+    if (status.get('account') !== relationship.id) {
+      return;
+    }
+
+    state = deleteStatus(state, status.get('id'), state.filter(item => item.get('reblog') === status.get('id')));
+  });
+
+  return state;
+};
+
 const initialState = Immutable.Map();
 
 export default function statuses(state = initialState, action) {
@@ -69,6 +86,14 @@ export default function statuses(state = initialState, action) {
     case FAVOURITE_SUCCESS:
     case UNFAVOURITE_SUCCESS:
       return normalizeStatus(state, action.response);
+    case FAVOURITE_REQUEST:
+      return state.setIn([action.status.get('id'), 'favourited'], true);
+    case FAVOURITE_FAIL:
+      return state.setIn([action.status.get('id'), 'favourited'], false);
+    case REBLOG_REQUEST:
+      return state.setIn([action.status.get('id'), 'reblogged'], true);
+    case REBLOG_FAIL:
+      return state.setIn([action.status.get('id'), 'reblogged'], false);
     case TIMELINE_REFRESH_SUCCESS:
     case TIMELINE_EXPAND_SUCCESS:
     case ACCOUNT_TIMELINE_FETCH_SUCCESS:
@@ -79,6 +104,8 @@ export default function statuses(state = initialState, action) {
       return normalizeStatuses(state, action.statuses);
     case TIMELINE_DELETE:
       return deleteStatus(state, action.id, action.references);
+    case ACCOUNT_BLOCK_SUCCESS:
+      return filterStatuses(state, action.relationship);
     default:
       return state;
   }
diff --git a/app/assets/javascripts/components/reducers/timelines.jsx b/app/assets/javascripts/components/reducers/timelines.jsx
index 9e79a4100..358734eaf 100644
--- a/app/assets/javascripts/components/reducers/timelines.jsx
+++ b/app/assets/javascripts/components/reducers/timelines.jsx
@@ -13,7 +13,8 @@ import {
 import {
   ACCOUNT_FETCH_SUCCESS,
   ACCOUNT_TIMELINE_FETCH_SUCCESS,
-  ACCOUNT_TIMELINE_EXPAND_SUCCESS
+  ACCOUNT_TIMELINE_EXPAND_SUCCESS,
+  ACCOUNT_BLOCK_SUCCESS
 } from '../actions/accounts';
 import {
   STATUS_FETCH_SUCCESS,
@@ -140,6 +141,21 @@ const deleteStatus = (state, id, accountId, references) => {
   return state;
 };
 
+const filterTimelines = (state, relationship, statuses) => {
+  let references;
+
+  statuses.forEach(status => {
+    if (status.get('account') !== relationship.id) {
+      return;
+    }
+
+    references = statuses.filter(item => item.get('reblog') === status.get('id')).map(item => [item.get('id'), item.get('account')]);
+    state = deleteStatus(state, status.get('id'), status.get('account'), references);
+  });
+
+  return state;
+};
+
 const normalizeContext = (state, id, ancestors, descendants) => {
   const ancestorsIds   = ancestors.map(ancestor => ancestor.get('id'));
   const descendantsIds = descendants.map(descendant => descendant.get('id'));
@@ -166,6 +182,8 @@ export default function timelines(state = initialState, action) {
       return normalizeAccountTimeline(state, action.id, Immutable.fromJS(action.statuses), action.replace);
     case ACCOUNT_TIMELINE_EXPAND_SUCCESS:
       return appendNormalizedAccountTimeline(state, action.id, Immutable.fromJS(action.statuses));
+    case ACCOUNT_BLOCK_SUCCESS:
+      return filterTimelines(state, action.relationship, action.statuses);
     default:
       return state;
   }
diff --git a/app/assets/javascripts/components/reducers/user_lists.jsx b/app/assets/javascripts/components/reducers/user_lists.jsx
index 65598f8a0..3608e4209 100644
--- a/app/assets/javascripts/components/reducers/user_lists.jsx
+++ b/app/assets/javascripts/components/reducers/user_lists.jsx
@@ -4,7 +4,6 @@ import {
   FOLLOWING_FETCH_SUCCESS,
   FOLLOWING_EXPAND_SUCCESS
 } from '../actions/accounts';
-import { SUGGESTIONS_FETCH_SUCCESS } from '../actions/suggestions';
 import {
   REBLOGS_FETCH_SUCCESS,
   FAVOURITES_FETCH_SUCCESS
@@ -14,7 +13,6 @@ import Immutable from 'immutable';
 const initialState = Immutable.Map({
   followers: Immutable.Map(),
   following: Immutable.Map(),
-  suggestions: Immutable.List(),
   reblogged_by: Immutable.Map(),
   favourited_by: Immutable.Map()
 });
@@ -42,8 +40,6 @@ export default function userLists(state = initialState, action) {
       return normalizeList(state, 'following', action.id, action.accounts, action.next);
     case FOLLOWING_EXPAND_SUCCESS:
       return appendToList(state, 'following', action.id, action.accounts, action.next);
-    case SUGGESTIONS_FETCH_SUCCESS:
-      return state.set('suggestions', Immutable.List(action.accounts.map(item => item.id)));
     case REBLOGS_FETCH_SUCCESS:
       return state.setIn(['reblogged_by', action.id], Immutable.List(action.accounts.map(item => item.id)));
     case FAVOURITES_FETCH_SUCCESS:
diff --git a/app/assets/stylesheets/application.scss b/app/assets/stylesheets/application.scss
index 05a309365..bbbeafefe 100644
--- a/app/assets/stylesheets/application.scss
+++ b/app/assets/stylesheets/application.scss
@@ -234,3 +234,4 @@ body {
 @import 'stream_entries';
 @import 'components';
 @import 'about';
+@import 'tables';
diff --git a/app/assets/stylesheets/components.scss b/app/assets/stylesheets/components.scss
index adf0db990..cc9f0eb3b 100644
--- a/app/assets/stylesheets/components.scss
+++ b/app/assets/stylesheets/components.scss
@@ -405,3 +405,109 @@
     text-decoration: underline;
   }
 }
+
+.react-toggle {
+  display: inline-block;
+  position: relative;
+  cursor: pointer;
+  background-color: transparent;
+  border: 0;
+  padding: 0;
+  user-select: none;
+  -webkit-tap-highlight-color: rgba(0,0,0,0);
+  -webkit-tap-highlight-color: transparent;
+}
+
+.react-toggle-screenreader-only {
+  border: 0;
+  clip: rect(0 0 0 0);
+  height: 1px;
+  margin: -1px;
+  overflow: hidden;
+  padding: 0;
+  position: absolute;
+  width: 1px;
+}
+
+.react-toggle--disabled {
+  cursor: not-allowed;
+  opacity: 0.5;
+  transition: opacity 0.25s;
+}
+
+.react-toggle-track {
+  width: 50px;
+  height: 24px;
+  padding: 0;
+  border-radius: 30px;
+  background-color: #282c37;
+  transition: all 0.2s ease;
+}
+
+.react-toggle:hover:not(.react-toggle--disabled) .react-toggle-track {
+  background-color: darken(#282c37, 10%);
+}
+
+.react-toggle--checked .react-toggle-track {
+  background-color: #2b90d9;
+}
+
+.react-toggle--checked:hover:not(.react-toggle--disabled) .react-toggle-track {
+  background-color: lighten(#2b90d9, 10%);
+}
+
+.react-toggle-track-check {
+  position: absolute;
+  width: 14px;
+  height: 10px;
+  top: 0px;
+  bottom: 0px;
+  margin-top: auto;
+  margin-bottom: auto;
+  line-height: 0;
+  left: 8px;
+  opacity: 0;
+  transition: opacity 0.25s ease;
+}
+
+.react-toggle--checked .react-toggle-track-check {
+  opacity: 1;
+  transition: opacity 0.25s ease;
+}
+
+.react-toggle-track-x {
+  position: absolute;
+  width: 10px;
+  height: 10px;
+  top: 0px;
+  bottom: 0px;
+  margin-top: auto;
+  margin-bottom: auto;
+  line-height: 0;
+  right: 10px;
+  opacity: 1;
+  transition: opacity 0.25s ease;
+}
+
+.react-toggle--checked .react-toggle-track-x {
+  opacity: 0;
+}
+
+.react-toggle-thumb {
+  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1) 0ms;
+  position: absolute;
+  top: 1px;
+  left: 1px;
+  width: 22px;
+  height: 22px;
+  border: 1px solid #282c37;
+  border-radius: 50%;
+  background-color: #FAFAFA;
+  box-sizing: border-box;
+  transition: all 0.25s ease;
+}
+
+.react-toggle--checked .react-toggle-thumb {
+  left: 27px;
+  border-color: #2b90d9;
+}
diff --git a/app/assets/stylesheets/forms.scss b/app/assets/stylesheets/forms.scss
index c7bdbe2c0..81270edf6 100644
--- a/app/assets/stylesheets/forms.scss
+++ b/app/assets/stylesheets/forms.scss
@@ -48,11 +48,16 @@ code {
       display: block;
     }
 
-    input[type=checkbox] {
-      display: inline-block;
+    label.checkbox {
       position: relative;
-      top: 3px;
-      margin-right: 8px;
+	    padding-left: 25px;
+    }
+
+    input[type=checkbox] {
+	    position: absolute;
+	    left: 0;
+      top: 1px;
+      margin: 0;
     }
   }
 
diff --git a/app/assets/stylesheets/tables.scss b/app/assets/stylesheets/tables.scss
new file mode 100644
index 000000000..89b35891d
--- /dev/null
+++ b/app/assets/stylesheets/tables.scss
@@ -0,0 +1,25 @@
+.table {
+  width: 100%;
+  max-width: 100%;
+  border-spacing: 0;
+  border-collapse: collapse;
+
+  th, td {
+    padding: 8px;
+    line-height: 1.42857143;
+    vertical-align: top;
+    border-top: 1px solid #ddd;
+    text-align: left;
+  }
+
+  & > thead > tr > th {
+    vertical-align: bottom;
+    border-bottom: 2px solid #ddd;
+    border-top: 0;
+    font-weight: 500;
+  }
+}
+
+samp {
+  font-family: 'Roboto Mono', monospace;
+}
diff --git a/app/controllers/admin/pubsubhubbub_controller.rb b/app/controllers/admin/pubsubhubbub_controller.rb
new file mode 100644
index 000000000..7e6bc75ea
--- /dev/null
+++ b/app/controllers/admin/pubsubhubbub_controller.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class Admin::PubsubhubbubController < ApplicationController
+  before_action :require_admin!
+
+  layout 'public'
+
+  def index
+    @subscriptions = Subscription.order('id desc').includes(:account).paginate(page: params[:page], per_page: 40)
+  end
+end
diff --git a/app/controllers/api/push_controller.rb b/app/controllers/api/push_controller.rb
new file mode 100644
index 000000000..78d4e36e6
--- /dev/null
+++ b/app/controllers/api/push_controller.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+class Api::PushController < ApiController
+  def update
+    mode          = params['hub.mode']
+    topic         = params['hub.topic']
+    callback      = params['hub.callback']
+    lease_seconds = params['hub.lease_seconds']
+    secret        = params['hub.secret']
+
+    case mode
+    when 'subscribe'
+      response, status = Pubsubhubbub::SubscribeService.new.call(topic_to_account(topic), callback, secret, lease_seconds)
+    when 'unsubscribe'
+      response, status = Pubsubhubbub::UnsubscribeService.new.call(topic_to_account(topic), callback)
+    else
+      response = "Unknown mode: #{mode}"
+      status   = 422
+    end
+
+    render plain: response, status: status
+  end
+
+  private
+
+  def topic_to_account(topic_url)
+    return if topic_url.blank?
+
+    uri    = Addressable::URI.parse(topic_url)
+    params = Rails.application.routes.recognize_path(uri.path)
+    domain = uri.host + (uri.port ? ":#{uri.port}" : '')
+
+    return unless TagManager.instance.local_domain?(domain) && params[:controller] == 'accounts' && params[:action] == 'show' && params[:format] == 'atom'
+
+    Account.find_local(params[:username])
+  end
+end
diff --git a/app/controllers/api/v1/accounts_controller.rb b/app/controllers/api/v1/accounts_controller.rb
index 2dfab0831..9a356196c 100644
--- a/app/controllers/api/v1/accounts_controller.rb
+++ b/app/controllers/api/v1/accounts_controller.rb
@@ -18,9 +18,11 @@ class Api::V1::AccountsController < ApiController
 
   def following
     results   = Follow.where(account: @account).paginate_by_max_id(DEFAULT_ACCOUNTS_LIMIT, params[:max_id], params[:since_id])
-    accounts  = Account.where(id: results.map(&:target_account_id)).with_counters.map { |a| [a.id, a] }.to_h
+    accounts  = Account.where(id: results.map(&:target_account_id)).map { |a| [a.id, a] }.to_h
     @accounts = results.map { |f| accounts[f.target_account_id] }
 
+    set_account_counters_maps(@accounts)
+
     next_path = following_api_v1_account_url(max_id: results.last.id)    if results.size == DEFAULT_ACCOUNTS_LIMIT
     prev_path = following_api_v1_account_url(since_id: results.first.id) unless results.empty?
 
@@ -31,9 +33,11 @@ class Api::V1::AccountsController < ApiController
 
   def followers
     results   = Follow.where(target_account: @account).paginate_by_max_id(DEFAULT_ACCOUNTS_LIMIT, params[:max_id], params[:since_id])
-    accounts  = Account.where(id: results.map(&:account_id)).with_counters.map { |a| [a.id, a] }.to_h
+    accounts  = Account.where(id: results.map(&:account_id)).map { |a| [a.id, a] }.to_h
     @accounts = results.map { |f| accounts[f.account_id] }
 
+    set_account_counters_maps(@accounts)
+
     next_path = followers_api_v1_account_url(max_id: results.last.id)    if results.size == DEFAULT_ACCOUNTS_LIMIT
     prev_path = followers_api_v1_account_url(since_id: results.first.id) unless results.empty?
 
@@ -42,20 +46,12 @@ class Api::V1::AccountsController < ApiController
     render action: :index
   end
 
-  def common_followers
-    @accounts = @account.common_followers_with(current_user.account)
-    render action: :index
-  end
-
-  def suggestions
-    @accounts = FollowSuggestion.get(current_user.account_id)
-    render action: :index
-  end
-
   def statuses
-    @statuses = @account.statuses.with_includes.with_counters.paginate_by_max_id(DEFAULT_STATUSES_LIMIT, params[:max_id], params[:since_id]).to_a
+    @statuses = @account.statuses.paginate_by_max_id(DEFAULT_STATUSES_LIMIT, params[:max_id], params[:since_id]).to_a
+    @statuses = cache_collection(@statuses, Status)
 
     set_maps(@statuses)
+    set_counters_maps(@statuses)
 
     next_path = statuses_api_v1_account_url(max_id: @statuses.last.id)    if @statuses.size == DEFAULT_STATUSES_LIMIT
     prev_path = statuses_api_v1_account_url(since_id: @statuses.first.id) unless @statuses.empty?
@@ -98,6 +94,9 @@ class Api::V1::AccountsController < ApiController
   def search
     limit = params[:limit] ? [DEFAULT_ACCOUNTS_LIMIT, params[:limit].to_i].min : DEFAULT_ACCOUNTS_LIMIT
     @accounts = SearchService.new.call(params[:q], limit, params[:resolve] == 'true')
+
+    set_account_counters_maps(@accounts)
+
     render action: :index
   end
 
diff --git a/app/controllers/api/v1/media_controller.rb b/app/controllers/api/v1/media_controller.rb
index bb8e8d9ee..f8139ade7 100644
--- a/app/controllers/api/v1/media_controller.rb
+++ b/app/controllers/api/v1/media_controller.rb
@@ -4,6 +4,9 @@ class Api::V1::MediaController < ApiController
   before_action -> { doorkeeper_authorize! :write }
   before_action :require_user!
 
+  include ObfuscateFilename
+  obfuscate_filename :file
+
   respond_to :json
 
   def create
diff --git a/app/controllers/api/v1/notifications_controller.rb b/app/controllers/api/v1/notifications_controller.rb
index c76189e87..a24e0beb7 100644
--- a/app/controllers/api/v1/notifications_controller.rb
+++ b/app/controllers/api/v1/notifications_controller.rb
@@ -7,7 +7,8 @@ class Api::V1::NotificationsController < ApiController
   respond_to :json
 
   def index
-    @notifications = Notification.where(account: current_account).with_includes.paginate_by_max_id(20, params[:max_id], params[:since_id])
+    @notifications = Notification.where(account: current_account).paginate_by_max_id(20, params[:max_id], params[:since_id])
+    @notifications = cache_collection(@notifications, Notification)
     statuses       = @notifications.select { |n| !n.target_status.nil? }.map(&:target_status)
 
     set_maps(statuses)
diff --git a/app/controllers/api/v1/statuses_controller.rb b/app/controllers/api/v1/statuses_controller.rb
index 604e2969d..a0b15cfbc 100644
--- a/app/controllers/api/v1/statuses_controller.rb
+++ b/app/controllers/api/v1/statuses_controller.rb
@@ -9,18 +9,25 @@ class Api::V1::StatusesController < ApiController
   respond_to :json
 
   def show
+    cached  = Rails.cache.read(@status.cache_key)
+    @status = cached unless cached.nil?
   end
 
   def context
     @context = OpenStruct.new(ancestors: @status.ancestors(current_account), descendants: @status.descendants(current_account))
-    set_maps([@status] + @context[:ancestors] + @context[:descendants])
+    statuses = [@status] + @context[:ancestors] + @context[:descendants]
+
+    set_maps(statuses)
+    set_counters_maps(statuses)
   end
 
   def reblogged_by
     results   = @status.reblogs.paginate_by_max_id(DEFAULT_ACCOUNTS_LIMIT, params[:max_id], params[:since_id])
-    accounts  = Account.where(id: results.map(&:account_id)).with_counters.map { |a| [a.id, a] }.to_h
+    accounts  = Account.where(id: results.map(&:account_id)).map { |a| [a.id, a] }.to_h
     @accounts = results.map { |r| accounts[r.account_id] }
 
+    set_account_counters_maps(@accounts)
+
     next_path = reblogged_by_api_v1_status_url(max_id: results.last.id)    if results.size == DEFAULT_ACCOUNTS_LIMIT
     prev_path = reblogged_by_api_v1_status_url(since_id: results.first.id) unless results.empty?
 
@@ -31,9 +38,11 @@ class Api::V1::StatusesController < ApiController
 
   def favourited_by
     results   = @status.favourites.paginate_by_max_id(DEFAULT_ACCOUNTS_LIMIT, params[:max_id], params[:since_id])
-    accounts  = Account.where(id: results.map(&:account_id)).with_counters.map { |a| [a.id, a] }.to_h
+    accounts  = Account.where(id: results.map(&:account_id)).map { |a| [a.id, a] }.to_h
     @accounts = results.map { |f| accounts[f.account_id] }
 
+    set_account_counters_maps(@accounts)
+
     next_path = favourited_by_api_v1_status_url(max_id: results.last.id)    if results.size == DEFAULT_ACCOUNTS_LIMIT
     prev_path = favourited_by_api_v1_status_url(since_id: results.first.id) unless results.empty?
 
@@ -43,13 +52,13 @@ class Api::V1::StatusesController < ApiController
   end
 
   def create
-    @status = PostStatusService.new.call(current_user.account, params[:status], params[:in_reply_to_id].blank? ? nil : Status.find(params[:in_reply_to_id]), params[:media_ids])
+    @status = PostStatusService.new.call(current_user.account, params[:status], params[:in_reply_to_id].blank? ? nil : Status.find(params[:in_reply_to_id]), media_ids: params[:media_ids], sensitive: params[:sensitive])
     render action: :show
   end
 
   def destroy
     @status = Status.where(account_id: current_user.account).find(params[:id])
-    RemoveStatusService.new.call(@status)
+    RemovalWorker.perform_async(@status.id)
     render_empty
   end
 
@@ -59,8 +68,12 @@ class Api::V1::StatusesController < ApiController
   end
 
   def unreblog
-    RemoveStatusService.new.call(Status.where(account_id: current_user.account, reblog_of_id: params[:id]).first!)
-    @status = Status.find(params[:id])
+    reblog         = Status.where(account_id: current_user.account, reblog_of_id: params[:id]).first!
+    @status        = reblog.reblog
+    @reblogged_map = { @status.id => false }
+
+    RemovalWorker.perform_async(reblog.id)
+    
     render action: :show
   end
 
diff --git a/app/controllers/api/v1/timelines_controller.rb b/app/controllers/api/v1/timelines_controller.rb
index 19b76f11d..89e54e2cf 100644
--- a/app/controllers/api/v1/timelines_controller.rb
+++ b/app/controllers/api/v1/timelines_controller.rb
@@ -8,8 +8,11 @@ class Api::V1::TimelinesController < ApiController
 
   def home
     @statuses = Feed.new(:home, current_account).get(DEFAULT_STATUSES_LIMIT, params[:max_id], params[:since_id]).to_a
+    @statuses = cache_collection(@statuses)
 
     set_maps(@statuses)
+    set_counters_maps(@statuses)
+    set_account_counters_maps(@statuses.flat_map { |s| [s.account, s.reblog? ? s.reblog.account : nil] }.compact.uniq)
 
     next_path = api_v1_home_timeline_url(max_id: @statuses.last.id)    if @statuses.size == DEFAULT_STATUSES_LIMIT
     prev_path = api_v1_home_timeline_url(since_id: @statuses.first.id) unless @statuses.empty?
@@ -21,8 +24,11 @@ class Api::V1::TimelinesController < ApiController
 
   def mentions
     @statuses = Feed.new(:mentions, current_account).get(DEFAULT_STATUSES_LIMIT, params[:max_id], params[:since_id]).to_a
+    @statuses = cache_collection(@statuses)
 
     set_maps(@statuses)
+    set_counters_maps(@statuses)
+    set_account_counters_maps(@statuses.flat_map { |s| [s.account, s.reblog? ? s.reblog.account : nil] }.compact.uniq)
 
     next_path = api_v1_mentions_timeline_url(max_id: @statuses.last.id)    if @statuses.size == DEFAULT_STATUSES_LIMIT
     prev_path = api_v1_mentions_timeline_url(since_id: @statuses.first.id) unless @statuses.empty?
@@ -34,8 +40,11 @@ class Api::V1::TimelinesController < ApiController
 
   def public
     @statuses = Status.as_public_timeline(current_account).paginate_by_max_id(DEFAULT_STATUSES_LIMIT, params[:max_id], params[:since_id]).to_a
+    @statuses = cache_collection(@statuses)
 
     set_maps(@statuses)
+    set_counters_maps(@statuses)
+    set_account_counters_maps(@statuses.flat_map { |s| [s.account, s.reblog? ? s.reblog.account : nil] }.compact.uniq)
 
     next_path = api_v1_public_timeline_url(max_id: @statuses.last.id)    if @statuses.size == DEFAULT_STATUSES_LIMIT
     prev_path = api_v1_public_timeline_url(since_id: @statuses.first.id) unless @statuses.empty?
@@ -48,8 +57,11 @@ class Api::V1::TimelinesController < ApiController
   def tag
     @tag      = Tag.find_by(name: params[:id].downcase)
     @statuses = @tag.nil? ? [] : Status.as_tag_timeline(@tag, current_account).paginate_by_max_id(DEFAULT_STATUSES_LIMIT, params[:max_id], params[:since_id]).to_a
+    @statuses = cache_collection(@statuses)
 
     set_maps(@statuses)
+    set_counters_maps(@statuses)
+    set_account_counters_maps(@statuses.flat_map { |s| [s.account, s.reblog? ? s.reblog.account : nil] }.compact.uniq)
 
     next_path = api_v1_hashtag_timeline_url(params[:id], max_id: @statuses.last.id)    if @statuses.size == DEFAULT_STATUSES_LIMIT
     prev_path = api_v1_hashtag_timeline_url(params[:id], since_id: @statuses.first.id) unless @statuses.empty?
@@ -58,4 +70,10 @@ class Api::V1::TimelinesController < ApiController
 
     render action: :index
   end
+
+  private
+
+  def cache_collection(raw)
+    super(raw, Status)
+  end
 end
diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb
index 862358d6e..d2d3bc4a4 100644
--- a/app/controllers/api_controller.rb
+++ b/app/controllers/api_controller.rb
@@ -48,7 +48,7 @@ class ApiController < ApplicationController
 
     response.headers['X-RateLimit-Limit']     = match_data[:limit].to_s
     response.headers['X-RateLimit-Remaining'] = (match_data[:limit] - match_data[:count]).to_s
-    response.headers['X-RateLimit-Reset']     = (now + (match_data[:period] - now.to_i % match_data[:period])).to_s
+    response.headers['X-RateLimit-Reset']     = (now + (match_data[:period] - now.to_i % match_data[:period])).iso8601(6)
   end
 
   def set_pagination_headers(next_path = nil, prev_path = nil)
@@ -59,7 +59,7 @@ class ApiController < ApplicationController
   end
 
   def current_resource_owner
-    User.find(doorkeeper_token.resource_owner_id) if doorkeeper_token
+    @current_user ||= User.find(doorkeeper_token.resource_owner_id) if doorkeeper_token
   end
 
   def current_user
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 3a4c95db4..ba0098c71 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -31,6 +31,10 @@ class ApplicationController < ActionController::Base
     I18n.locale = I18n.default_locale
   end
 
+  def require_admin!
+    redirect_to root_path unless current_user&.admin?
+  end
+
   protected
 
   def not_found
@@ -46,6 +50,25 @@ class ApplicationController < ActionController::Base
   end
 
   def current_account
-    current_user.try(:account)
+    @current_account ||= current_user.try(:account)
+  end
+
+  def cache_collection(raw, klass)
+    uncached_ids           = []
+    cached_keys_with_value = Rails.cache.read_multi(*raw.map(&:cache_key))
+
+    raw.each do |item|
+      uncached_ids << item.id unless cached_keys_with_value.key?(item.cache_key)
+    end
+
+    unless uncached_ids.empty?
+      uncached = klass.where(id: uncached_ids).with_includes.map { |item| [item.id, item] }.to_h
+
+      uncached.values.each do |item|
+        Rails.cache.write(item.cache_key, item)
+      end
+    end
+
+    raw.map { |item| cached_keys_with_value[item.cache_key] || uncached[item.id] }.compact
   end
 end
diff --git a/app/controllers/settings/preferences_controller.rb b/app/controllers/settings/preferences_controller.rb
index 5be8719ae..cacc03b65 100644
--- a/app/controllers/settings/preferences_controller.rb
+++ b/app/controllers/settings/preferences_controller.rb
@@ -14,7 +14,10 @@ class Settings::PreferencesController < ApplicationController
     current_user.settings(:notification_emails).favourite = user_params[:notification_emails][:favourite] == '1'
     current_user.settings(:notification_emails).mention   = user_params[:notification_emails][:mention]   == '1'
 
-    if current_user.update(user_params.except(:notification_emails))
+    current_user.settings(:interactions).must_be_follower  = user_params[:interactions][:must_be_follower]  == '1'
+    current_user.settings(:interactions).must_be_following = user_params[:interactions][:must_be_following] == '1'
+
+    if current_user.update(user_params.except(:notification_emails, :interactions))
       redirect_to settings_preferences_path, notice: I18n.t('generic.changes_saved_msg')
     else
       render action: :show
@@ -24,6 +27,6 @@ class Settings::PreferencesController < ApplicationController
   private
 
   def user_params
-    params.require(:user).permit(:locale, notification_emails: [:follow, :reblog, :favourite, :mention])
+    params.require(:user).permit(:locale, notification_emails: [:follow, :reblog, :favourite, :mention], interactions: [:must_be_follower, :must_be_following])
   end
 end
diff --git a/app/controllers/settings/profiles_controller.rb b/app/controllers/settings/profiles_controller.rb
index 4b2b5a131..21fbba2af 100644
--- a/app/controllers/settings/profiles_controller.rb
+++ b/app/controllers/settings/profiles_controller.rb
@@ -6,6 +6,10 @@ class Settings::ProfilesController < ApplicationController
   before_action :authenticate_user!
   before_action :set_account
 
+  include ObfuscateFilename
+  obfuscate_filename [:account, :avatar]
+  obfuscate_filename [:account, :header]
+
   def show
   end
 
diff --git a/app/helpers/admin/pubsubhubbub_helper.rb b/app/helpers/admin/pubsubhubbub_helper.rb
new file mode 100644
index 000000000..41c874a62
--- /dev/null
+++ b/app/helpers/admin/pubsubhubbub_helper.rb
@@ -0,0 +1,2 @@
+module Admin::PubsubhubbubHelper
+end
diff --git a/app/helpers/atom_builder_helper.rb b/app/helpers/atom_builder_helper.rb
index 52190adae..13faaa261 100644
--- a/app/helpers/atom_builder_helper.rb
+++ b/app/helpers/atom_builder_helper.rb
@@ -116,9 +116,9 @@ module AtomBuilderHelper
   end
 
   def link_avatar(xml, account)
-    single_link_avatar(xml, account, :large,  300)
-    single_link_avatar(xml, account, :medium, 96)
-    single_link_avatar(xml, account, :small,  48)
+    single_link_avatar(xml, account, :large, 300)
+    # single_link_avatar(xml, account, :medium, 96)
+    # single_link_avatar(xml, account, :small,  48)
   end
 
   def logo(xml, url)
diff --git a/app/helpers/settings_helper.rb b/app/helpers/settings_helper.rb
index 75ee2f8d9..26c4cd58f 100644
--- a/app/helpers/settings_helper.rb
+++ b/app/helpers/settings_helper.rb
@@ -5,7 +5,9 @@ module SettingsHelper
     en: 'English',
     de: 'Deutsch',
     es: 'Español',
+    pt: 'Português',
     fr: 'Français',
+    hu: 'Magyar',
   }.freeze
 
   def human_locale(locale)
diff --git a/app/lib/feed_manager.rb b/app/lib/feed_manager.rb
index c8512476d..b812ad1f4 100644
--- a/app/lib/feed_manager.rb
+++ b/app/lib/feed_manager.rb
@@ -68,30 +68,34 @@ class FeedManager
   def filter_from_home?(status, receiver)
     should_filter = false
 
-    if status.reply? && !status.thread.account.nil?                      # Filter out if it's a reply
-      should_filter   = !receiver.following?(status.thread.account)      # and I'm not following the person it's a reply to
-      should_filter &&= !(receiver.id == status.thread.account_id)       # and it's not a reply to me
-      should_filter &&= !(status.account_id == status.thread.account_id) # and it's not a self-reply
-    elsif status.reblog?                                                 # Filter out a reblog
-      should_filter = receiver.blocking?(status.reblog.account)          # if I'm blocking the reblogged person
+    if status.reply? && !status.thread.account.nil?                         # Filter out if it's a reply
+      should_filter   = !receiver.following?(status.thread.account)         # and I'm not following the person it's a reply to
+      should_filter &&= !(receiver.id == status.thread.account_id)          # and it's not a reply to me
+      should_filter &&= !(status.account_id == status.thread.account_id)    # and it's not a self-reply
+    elsif status.reblog?                                                    # Filter out a reblog
+      should_filter = receiver.blocking?(status.reblog.account)             # if I'm blocking the reblogged person
     end
 
+    should_filter ||= receiver.blocking?(status.mentions.map(&:account_id)) # or if it mentions someone I blocked
+
     should_filter
   end
 
   def filter_from_mentions?(status, receiver)
-    should_filter   = receiver.id == status.account_id            # Filter if I'm mentioning myself
-    should_filter ||= receiver.blocking?(status.account)          # or it's from someone I blocked
+    should_filter   = receiver.id == status.account_id                      # Filter if I'm mentioning myself
+    should_filter ||= receiver.blocking?(status.account)                    # or it's from someone I blocked
+    should_filter ||= receiver.blocking?(status.mentions.includes(:account).map(&:account)) # or if it mentions someone I blocked
 
-    if status.reply? && !status.thread.account.nil?               # or it's a reply
-      should_filter ||= receiver.blocking?(status.thread.account) # to a user I blocked
+    if status.reply? && !status.thread.account.nil?                         # or it's a reply
+      should_filter ||= receiver.blocking?(status.thread.account)           # to a user I blocked
     end
 
     should_filter
   end
 
   def filter_from_public?(status, receiver)
-    should_filter = receiver.blocking?(status.account)
+    should_filter   = receiver.blocking?(status.account)
+    should_filter ||= receiver.blocking?(status.mentions.includes(:account).map(&:account))
 
     if status.reply? && !status.thread.account.nil?
       should_filter ||= receiver.blocking?(status.thread.account)
diff --git a/app/models/account.rb b/app/models/account.rb
index 16d654195..0f3d0dda2 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -13,12 +13,12 @@ class Account < ApplicationRecord
   validates :username, presence: true, uniqueness: { scope: :domain, case_sensitive: true }, unless: 'local?'
 
   # Avatar upload
-  has_attached_file :avatar, styles: { large: '300x300#', medium: '96x96#', small: '48x48#' }
+  has_attached_file :avatar, styles: { large: '300x300#' }, convert_options: { all: '-strip' }
   validates_attachment_content_type :avatar, content_type: IMAGE_MIME_TYPES
   validates_attachment_size :avatar, less_than: 2.megabytes
 
   # Header upload
-  has_attached_file :header, styles: { medium: '700x335#' }
+  has_attached_file :header, styles: { medium: '700x335#' }, convert_options: { all: '-strip' }
   validates_attachment_content_type :header, content_type: IMAGE_MIME_TYPES
   validates_attachment_size :header, less_than: 2.megabytes
 
@@ -44,8 +44,12 @@ class Account < ApplicationRecord
   has_many :block_relationships, class_name: 'Block', foreign_key: 'account_id', dependent: :destroy
   has_many :blocking, -> { order('blocks.id desc') }, through: :block_relationships, source: :target_account
 
+  # Media
   has_many :media_attachments, dependent: :destroy
 
+  # PuSH subscriptions
+  has_many :subscriptions, dependent: :destroy
+
   pg_search_scope :search_for, against: { username: 'A', domain: 'B' }, using: { tsearch: { prefix: true } }
 
   scope :remote, -> { where.not(domain: nil) }
@@ -66,12 +70,12 @@ class Account < ApplicationRecord
 
   def unfollow!(other_account)
     follow = active_relationships.find_by(target_account: other_account)
-    follow.destroy unless follow.nil?
+    follow&.destroy
   end
 
   def unblock!(other_account)
     block = block_relationships.find_by(target_account: other_account)
-    block.destroy unless block.nil?
+    block&.destroy
   end
 
   def following?(other_account)
@@ -116,7 +120,11 @@ class Account < ApplicationRecord
   end
 
   def avatar_remote_url=(url)
-    self.avatar = URI.parse(url) unless self[:avatar_remote_url] == url
+    parsed_url = URI.parse(url)
+
+    return if !%w(http https).include?(parsed_url.scheme) || self[:avatar_remote_url] == url
+
+    self.avatar              = parsed_url
     self[:avatar_remote_url] = url
   rescue OpenURI::HTTPError => e
     Rails.logger.debug "Error fetching remote avatar: #{e}"
@@ -130,15 +138,6 @@ class Account < ApplicationRecord
     username
   end
 
-  def common_followers_with(other_account)
-    results  = Neography::Rest.new.execute_query('MATCH (a {account_id: {a_id}})-[:follows]->(b)-[:follows]->(c {account_id: {c_id}}) RETURN b.account_id', a_id: id, c_id: other_account.id)
-    ids      = results['data'].map(&:first)
-    accounts = Account.where(id: ids).with_counters.limit(20).map { |a| [a.id, a] }.to_h
-    ids.map { |id| accounts[id] }.compact
-  rescue Neography::NeographyError, Excon::Error::Socket
-    []
-  end
-
   class << self
     def find_local!(username)
       find_remote!(username, nil)
diff --git a/app/models/concerns/obfuscate_filename.rb b/app/models/concerns/obfuscate_filename.rb
new file mode 100644
index 000000000..dc25cdbc2
--- /dev/null
+++ b/app/models/concerns/obfuscate_filename.rb
@@ -0,0 +1,16 @@
+module ObfuscateFilename
+  extend ActiveSupport::Concern
+
+  class_methods do
+    def obfuscate_filename(*args)
+      before_action { obfuscate_filename(*args) }
+    end
+  end
+
+  def obfuscate_filename(path)
+    file = params.dig(*path)
+    return if file.nil?
+
+    file.original_filename = "media" + File.extname(file.original_filename)
+  end
+end
diff --git a/app/models/feed.rb b/app/models/feed.rb
index e7f2ab3a5..7b181d529 100644
--- a/app/models/feed.rb
+++ b/app/models/feed.rb
@@ -16,8 +16,8 @@ class Feed
       RegenerationWorker.perform_async(@account.id, @type)
       @statuses = Status.send("as_#{@type}_timeline", @account).paginate_by_max_id(limit, nil, nil)
     else
-      status_map = Status.where(id: unhydrated).with_includes.with_counters.map { |status| [status.id, status] }.to_h
-      @statuses = unhydrated.map { |id| status_map[id] }.compact
+      status_map = Status.where(id: unhydrated).map { |s| [s.id, s] }.to_h
+      @statuses  = unhydrated.map { |id| status_map[id] }.compact
     end
 
     @statuses
diff --git a/app/models/follow.rb b/app/models/follow.rb
index cc5bceb75..f83490caa 100644
--- a/app/models/follow.rb
+++ b/app/models/follow.rb
@@ -27,32 +27,4 @@ class Follow < ApplicationRecord
   def title
     destroyed? ? "#{account.acct} is no longer following #{target_account.acct}" : "#{account.acct} started following #{target_account.acct}"
   end
-
-  after_create  :add_to_graph
-  after_destroy :remove_from_graph
-
-  def sync!
-    add_to_graph
-  end
-
-  private
-
-  def add_to_graph
-    neo = Neography::Rest.new
-
-    a = neo.create_unique_node('account_index', 'Account', account_id.to_s, account_id: account_id)
-    b = neo.create_unique_node('account_index', 'Account', target_account_id.to_s, account_id: target_account_id)
-
-    neo.create_unique_relationship('follow_index', 'Follow', id.to_s, 'follows', a, b)
-  rescue Neography::NeographyError, Excon::Error::Socket => e
-    Rails.logger.error e
-  end
-
-  def remove_from_graph
-    neo = Neography::Rest.new
-    rel = neo.get_relationship_index('follow_index', 'Follow', id.to_s)
-    neo.delete_relationship(rel)
-  rescue Neography::NeographyError, Excon::Error::Socket => e
-    Rails.logger.error e
-  end
 end
diff --git a/app/models/follow_suggestion.rb b/app/models/follow_suggestion.rb
deleted file mode 100644
index 2daa40dcb..000000000
--- a/app/models/follow_suggestion.rb
+++ /dev/null
@@ -1,50 +0,0 @@
-# frozen_string_literal: true
-
-class FollowSuggestion
-  class << self
-    def get(for_account_id, limit = 10)
-      neo = Neography::Rest.new
-
-      query = <<END
-MATCH (a {account_id: {id}})-[:follows]->(b)-[:follows]->(c)
-WHERE a <> c
-AND NOT (a)-[:follows]->(c)
-RETURN DISTINCT c.account_id, count(b), c.nodeRank
-ORDER BY count(b) DESC, c.nodeRank DESC
-LIMIT {limit}
-END
-
-      results = neo.execute_query(query, id: for_account_id, limit: limit)
-
-      if results.empty? || results['data'].empty?
-        results = fallback(for_account_id, limit)
-      elsif results['data'].size < limit
-        results['data'] = (results['data'] + fallback(for_account_id, limit - results['data'].size)['data']).uniq
-      end
-
-      account_ids  = results['data'].map(&:first)
-      blocked_ids  = Block.where(account_id: for_account_id).pluck(:target_account_id)
-      accounts_map = Account.where(id: account_ids - blocked_ids).with_counters.map { |a| [a.id, a] }.to_h
-
-      account_ids.map { |id| accounts_map[id] }.compact
-    rescue Neography::NeographyError, Excon::Error::Socket => e
-      Rails.logger.error e
-      return []
-    end
-
-    private
-
-    def fallback(for_account_id, limit)
-      neo = Neography::Rest.new
-
-      query = <<END
-MATCH (b)
-RETURN b.account_id
-ORDER BY b.nodeRank DESC
-LIMIT {limit}
-END
-
-      neo.execute_query(query, id: for_account_id, limit: limit)
-    end
-  end
-end
diff --git a/app/models/media_attachment.rb b/app/models/media_attachment.rb
index bfbf00d76..f1b9b8112 100644
--- a/app/models/media_attachment.rb
+++ b/app/models/media_attachment.rb
@@ -16,6 +16,8 @@ class MediaAttachment < ApplicationRecord
 
   validates :account, presence: true
 
+  default_scope { order('id asc') }
+
   def local?
     remote_url.blank?
   end
diff --git a/app/models/status.rb b/app/models/status.rb
index 1bf4b49c9..f9dcd97e4 100644
--- a/app/models/status.rb
+++ b/app/models/status.rb
@@ -4,7 +4,7 @@ class Status < ApplicationRecord
   include Paginable
   include Streamable
 
-  belongs_to :account, -> { with_counters }, inverse_of: :statuses
+  belongs_to :account, inverse_of: :statuses
 
   belongs_to :thread, foreign_key: 'in_reply_to_id', class_name: 'Status', inverse_of: :replies
   belongs_to :reblog, foreign_key: 'reblog_of_id', class_name: 'Status', inverse_of: :reblogs, touch: true
@@ -27,7 +27,7 @@ class Status < ApplicationRecord
   default_scope { order('id desc') }
 
   scope :with_counters, -> { select('statuses.*, (select count(r.id) from statuses as r where r.reblog_of_id = statuses.id) as reblogs_count, (select count(f.id) from favourites as f where f.status_id = statuses.id) as favourites_count') }
-  scope :with_includes, -> { includes(:account, :media_attachments, :tags, :stream_entry, mentions: :account, reblog: [:account, mentions: :account], thread: :account) }
+  scope :with_includes, -> { includes(:account, :media_attachments, :tags, :stream_entry, mentions: :account, reblog: [:account, :stream_entry, :tags, :media_attachments, mentions: :account], thread: :account) }
 
   def local?
     uri.nil?
@@ -71,7 +71,7 @@ class Status < ApplicationRecord
 
   def ancestors(account = nil)
     ids      = (Status.find_by_sql(['WITH RECURSIVE search_tree(id, in_reply_to_id, path) AS (SELECT id, in_reply_to_id, ARRAY[id] FROM statuses WHERE id = ? UNION ALL SELECT statuses.id, statuses.in_reply_to_id, path || statuses.id FROM search_tree JOIN statuses ON statuses.id = search_tree.in_reply_to_id WHERE NOT statuses.id = ANY(path)) SELECT id FROM search_tree ORDER BY path DESC', id]) - [self]).pluck(:id)
-    statuses = Status.where(id: ids).with_counters.with_includes.group_by(&:id)
+    statuses = Status.where(id: ids).with_includes.group_by(&:id)
     results  = ids.map { |id| statuses[id].first }
     results  = results.reject { |status| account.blocking?(status.account) } unless account.nil?
 
@@ -80,7 +80,7 @@ class Status < ApplicationRecord
 
   def descendants(account = nil)
     ids      = (Status.find_by_sql(['WITH RECURSIVE search_tree(id, path) AS (SELECT id, ARRAY[id] FROM statuses WHERE id = ? UNION ALL SELECT statuses.id, path || statuses.id FROM search_tree JOIN statuses ON statuses.in_reply_to_id = search_tree.id WHERE NOT statuses.id = ANY(path)) SELECT id FROM search_tree ORDER BY path', id]) - [self]).pluck(:id)
-    statuses = Status.where(id: ids).with_counters.with_includes.group_by(&:id)
+    statuses = Status.where(id: ids).with_includes.group_by(&:id)
     results  = ids.map { |id| statuses[id].first }
     results  = results.reject { |status| account.blocking?(status.account) } unless account.nil?
 
@@ -89,28 +89,30 @@ class Status < ApplicationRecord
 
   class << self
     def as_home_timeline(account)
-      where(account: [account] + account.following).with_includes.with_counters
+      where(account: [account] + account.following).with_includes
     end
 
     def as_mentions_timeline(account)
-      where(id: Mention.where(account: account).pluck(:status_id)).with_includes.with_counters
+      where(id: Mention.where(account: account).pluck(:status_id)).with_includes
     end
 
     def as_public_timeline(account = nil)
-      query = joins('LEFT OUTER JOIN accounts ON statuses.account_id = accounts.id').where('accounts.silenced = FALSE')
+      query = joins('LEFT OUTER JOIN accounts ON statuses.account_id = accounts.id')
+              .where('accounts.silenced = FALSE')
+              .where('statuses.in_reply_to_id IS NULL')
+              .where('statuses.reblog_of_id IS NULL')
       query = filter_timeline(query, account) unless account.nil?
-
-      query.with_includes.with_counters
+      query
     end
 
     def as_tag_timeline(tag, account = nil)
       query = tag.statuses
                  .joins('LEFT OUTER JOIN accounts ON statuses.account_id = accounts.id')
                  .where('accounts.silenced = FALSE')
-
+                 .where('statuses.in_reply_to_id IS NULL')
+                 .where('statuses.reblog_of_id IS NULL')
       query = filter_timeline(query, account) unless account.nil?
-
-      query.with_includes.with_counters
+      query
     end
 
     def favourites_map(status_ids, account_id)
@@ -126,13 +128,7 @@ class Status < ApplicationRecord
     def filter_timeline(query, account)
       blocked = Block.where(account: account).pluck(:target_account_id)
       return query if blocked.empty?
-
-      query
-        .joins('LEFT OUTER JOIN statuses AS parents ON statuses.in_reply_to_id = parents.id')
-        .joins('LEFT OUTER JOIN statuses AS reblogs ON statuses.reblog_of_id = reblogs.id')
-        .where('statuses.account_id NOT IN (?)', blocked)
-        .where('(parents.id IS NULL OR parents.account_id NOT IN (?))', blocked)
-        .where('(reblogs.id IS NULL OR reblogs.account_id NOT IN (?))', blocked)
+      query.where('statuses.account_id NOT IN (?)', blocked)
     end
   end
 
diff --git a/app/models/subscription.rb b/app/models/subscription.rb
new file mode 100644
index 000000000..497cabb09
--- /dev/null
+++ b/app/models/subscription.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+class Subscription < ApplicationRecord
+  MIN_EXPIRATION = 3600 * 24 * 7
+  MAX_EXPIRATION = 3600 * 24 * 30
+
+  belongs_to :account
+
+  validates :callback_url, presence: true
+  validates :callback_url, uniqueness: { scope: :account_id }
+
+  scope :active, -> { where(confirmed: true).where('expires_at > ?', Time.now.utc) }
+
+  def lease_seconds=(str)
+    self.expires_at = Time.now.utc + [[MIN_EXPIRATION, str.to_i].max, MAX_EXPIRATION].min.seconds
+  end
+
+  def lease_seconds
+    (expires_at - Time.now.utc).to_i
+  end
+
+  before_validation :set_min_expiration
+
+  private
+
+  def set_min_expiration
+    self.lease_seconds = 0 unless expires_at
+  end
+end
diff --git a/app/models/user.rb b/app/models/user.rb
index 7e3547dff..423833d47 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -14,7 +14,8 @@ class User < ApplicationRecord
   scope :admins,   -> { where(admin: true) }
 
   has_settings do |s|
-    s.key :notification_emails, defaults: { follow: true, reblog: true, favourite: true, mention: true }
+    s.key :notification_emails, defaults: { follow: false, reblog: false, favourite: false, mention: false }
+    s.key :interactions, defaults: { must_be_follower: false, must_be_following: false }
   end
 
   def send_devise_notification(notification, *args)
diff --git a/app/services/block_service.rb b/app/services/block_service.rb
index 388a592e0..6a032a5a1 100644
--- a/app/services/block_service.rb
+++ b/app/services/block_service.rb
@@ -6,19 +6,27 @@ class BlockService < BaseService
 
     UnfollowService.new.call(account, target_account) if account.following?(target_account)
     account.block!(target_account)
-    clear_mentions(account, target_account)
+    clear_timelines(account, target_account)
+    clear_notifications(account, target_account)
   end
 
   private
 
-  def clear_mentions(account, target_account)
-    timeline_key = FeedManager.instance.key(:mentions, account.id)
+  def clear_timelines(account, target_account)
+    mentions_key = FeedManager.instance.key(:mentions, account.id)
+    home_key     = FeedManager.instance.key(:home, account.id)
 
     target_account.statuses.select('id').find_each do |status|
-      redis.zrem(timeline_key, status.id)
+      redis.zrem(mentions_key, status.id)
+      redis.zrem(home_key, status.id)
     end
+  end
 
-    FeedManager.instance.broadcast(account.id, type: 'block', id: target_account.id)
+  def clear_notifications(account, target_account)
+    Notification.where(account: account).joins(:follow).where(activity_type: 'Follow', follows: { account_id: target_account.id }).destroy_all
+    Notification.where(account: account).joins(mention: :status).where(activity_type: 'Mention', statuses: { account_id: target_account.id }).destroy_all
+    Notification.where(account: account).joins(:favourite).where(activity_type: 'Favourite', favourites: { account_id: target_account.id }).destroy_all
+    Notification.where(account: account).joins(:status).where(activity_type: 'Status', statuses: { account_id: target_account.id }).destroy_all
   end
 
   def redis
diff --git a/app/services/fan_out_on_write_service.rb b/app/services/fan_out_on_write_service.rb
index 78cb0b13f..40d8a0fee 100644
--- a/app/services/fan_out_on_write_service.rb
+++ b/app/services/fan_out_on_write_service.rb
@@ -24,7 +24,7 @@ class FanOutOnWriteService < BaseService
   def deliver_to_followers(status)
     Rails.logger.debug "Delivering status #{status.id} to followers"
 
-    status.account.followers.where(domain: nil).find_each do |follower|
+    status.account.followers.where(domain: nil).joins(:user).where('users.current_sign_in_at > ?', 14.days.ago).find_each do |follower|
       next if FeedManager.instance.filter?(:home, status, follower)
       FeedManager.instance.push(:home, follower, status)
     end
@@ -41,14 +41,17 @@ class FanOutOnWriteService < BaseService
   end
 
   def deliver_to_hashtags(status)
-    Rails.logger.debug "Delivering status #{status.id} to hashtags"
+    return if status.reblog? || status.reply?
 
+    Rails.logger.debug "Delivering status #{status.id} to hashtags"
     status.tags.find_each do |tag|
       FeedManager.instance.broadcast("hashtag:#{tag.name}", type: 'update', id: status.id)
     end
   end
 
   def deliver_to_public(status)
+    return if status.reblog? || status.reply?
+
     Rails.logger.debug "Delivering status #{status.id} to public timeline"
     FeedManager.instance.broadcast(:public, type: 'update', id: status.id)
   end
diff --git a/app/services/favourite_service.rb b/app/services/favourite_service.rb
index 781b03b40..2f280e03f 100644
--- a/app/services/favourite_service.rb
+++ b/app/services/favourite_service.rb
@@ -7,7 +7,9 @@ class FavouriteService < BaseService
   # @return [Favourite]
   def call(account, status)
     favourite = Favourite.create!(account: account, status: status)
+
     HubPingWorker.perform_async(account.id)
+    Pubsubhubbub::DistributionWorker.perform_async(favourite.stream_entry.id)
 
     if status.local?
       NotifyService.new.call(status.account, favourite)
diff --git a/app/services/follow_remote_account_service.rb b/app/services/follow_remote_account_service.rb
index 37339d8ed..f640222b0 100644
--- a/app/services/follow_remote_account_service.rb
+++ b/app/services/follow_remote_account_service.rb
@@ -80,8 +80,7 @@ class FollowRemoteAccountService < BaseService
   end
 
   def get_profile(xml, account)
-    author = xml.at_xpath('/xmlns:feed/xmlns:author') || xml.at_xpath('/xmlns:feed').at_xpath('./dfrn:owner', dfrn: DFRN_NS)
-    update_remote_profile_service.call(author, account)
+    update_remote_profile_service.call(xml.at_xpath('/xmlns:feed'), account)
   end
 
   def update_remote_profile_service
diff --git a/app/services/follow_service.rb b/app/services/follow_service.rb
index cdae254bf..09fa295e3 100644
--- a/app/services/follow_service.rb
+++ b/app/services/follow_service.rb
@@ -19,7 +19,10 @@ class FollowService < BaseService
     end
 
     merge_into_timeline(target_account, source_account)
+
     HubPingWorker.perform_async(source_account.id)
+    Pubsubhubbub::DistributionWorker.perform_async(follow.stream_entry.id)
+
     follow
   end
 
@@ -33,7 +36,6 @@ class FollowService < BaseService
     end
 
     FeedManager.instance.trim(:home, into_account.id)
-    FeedManager.instance.broadcast(into_account.id, type: 'merge')
   end
 
   def redis
diff --git a/app/services/notify_service.rb b/app/services/notify_service.rb
index 772adfb90..1efd326b0 100644
--- a/app/services/notify_service.rb
+++ b/app/services/notify_service.rb
@@ -36,6 +36,8 @@ class NotifyService < BaseService
     blocked   = false
     blocked ||= @recipient.id == @notification.from_account.id
     blocked ||= @recipient.blocking?(@notification.from_account)
+    blocked ||= (@recipient.user.settings(:interactions).must_be_follower  && !@notification.from_account.following?(@recipient))
+    blocked ||= (@recipient.user.settings(:interactions).must_be_following && !@recipient.following?(@notification.from_account))
     blocked ||= send("blocked_#{@notification.type}?")
     blocked
   end
diff --git a/app/services/post_status_service.rb b/app/services/post_status_service.rb
index cf824ff99..979a157e9 100644
--- a/app/services/post_status_service.rb
+++ b/app/services/post_status_service.rb
@@ -5,15 +5,20 @@ class PostStatusService < BaseService
   # @param [Account] account Account from which to post
   # @param [String] text Message
   # @param [Status] in_reply_to Optional status to reply to
-  # @param [Enumerable] media_ids Optional array of media IDs to attach
+  # @param [Hash] options
+  # @option [Boolean] :sensitive
+  # @option [Enumerable] :media_ids Optional array of media IDs to attach
   # @return [Status]
-  def call(account, text, in_reply_to = nil, media_ids = nil)
-    status = account.statuses.create!(text: text, thread: in_reply_to)
-    attach_media(status, media_ids)
+  def call(account, text, in_reply_to = nil, options = {})
+    status = account.statuses.create!(text: text, thread: in_reply_to, sensitive: options[:sensitive])
+    attach_media(status, options[:media_ids])
     process_mentions_service.call(status)
     process_hashtags_service.call(status)
+
     DistributionWorker.perform_async(status.id)
     HubPingWorker.perform_async(account.id)
+    Pubsubhubbub::DistributionWorker.perform_async(status.stream_entry.id)
+
     status
   end
 
diff --git a/app/services/process_feed_service.rb b/app/services/process_feed_service.rb
index 1cd801b80..a7a4cb2b0 100644
--- a/app/services/process_feed_service.rb
+++ b/app/services/process_feed_service.rb
@@ -16,7 +16,7 @@ class ProcessFeedService < BaseService
 
   def update_author(xml, account)
     return if xml.at_xpath('/xmlns:feed').nil?
-    UpdateRemoteProfileService.new.call(xml.at_xpath('/xmlns:feed/xmlns:author'), account)
+    UpdateRemoteProfileService.new.call(xml.at_xpath('/xmlns:feed'), account, true)
   end
 
   def process_entries(xml, account)
diff --git a/app/services/process_hashtags_service.rb b/app/services/process_hashtags_service.rb
index 3bf3471ec..fa14c44da 100644
--- a/app/services/process_hashtags_service.rb
+++ b/app/services/process_hashtags_service.rb
@@ -4,7 +4,7 @@ class ProcessHashtagsService < BaseService
   def call(status, tags = [])
     tags = status.text.scan(Tag::HASHTAG_RE).map(&:first) if status.local?
 
-    tags.map(&:downcase).uniq.each do |tag|
+    tags.map { |str| str.mb_chars.downcase }.uniq.each do |tag|
       status.tags << Tag.where(name: tag).first_or_initialize(name: tag)
     end
   end
diff --git a/app/services/process_interaction_service.rb b/app/services/process_interaction_service.rb
index e7bb3c73b..6b2f6e2d2 100644
--- a/app/services/process_interaction_service.rb
+++ b/app/services/process_interaction_service.rb
@@ -26,7 +26,7 @@ class ProcessInteractionService < BaseService
     end
 
     if salmon.verify(envelope, account.keypair)
-      update_remote_profile_service.call(xml.at_xpath('/xmlns:entry/xmlns:author'), account)
+      update_remote_profile_service.call(xml.at_xpath('/xmlns:entry'), account, true)
 
       case verb(xml)
       when :follow
@@ -74,7 +74,7 @@ class ProcessInteractionService < BaseService
   end
 
   def delete_post!(xml, account)
-    status = Status.find(activity_id(xml))
+    status = Status.find(xml.at_xpath('//xmlns:id').content)
 
     return if status.nil?
 
diff --git a/app/services/pubsubhubbub/subscribe_service.rb b/app/services/pubsubhubbub/subscribe_service.rb
new file mode 100644
index 000000000..343376d77
--- /dev/null
+++ b/app/services/pubsubhubbub/subscribe_service.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class Pubsubhubbub::SubscribeService < BaseService
+  def call(account, callback, secret, lease_seconds)
+    return ['Invalid topic URL', 422] if account.nil?
+    return ['Invalid callback URL', 422] unless !callback.blank? && callback =~ /\A#{URI.regexp(%w(http https))}\z/
+
+    subscription = Subscription.where(account: account, callback_url: callback).first_or_create!(account: account, callback_url: callback)
+    Pubsubhubbub::ConfirmationWorker.perform_async(subscription.id, 'subscribe', secret, lease_seconds)
+
+    ['', 202]
+  end
+end
diff --git a/app/services/pubsubhubbub/unsubscribe_service.rb b/app/services/pubsubhubbub/unsubscribe_service.rb
new file mode 100644
index 000000000..62459a0aa
--- /dev/null
+++ b/app/services/pubsubhubbub/unsubscribe_service.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class Pubsubhubbub::UnsubscribeService < BaseService
+  def call(account, callback)
+    return ['Invalid topic URL', 422] if account.nil?
+
+    subscription = Subscription.where(account: account, callback_url: callback)
+
+    unless subscription.nil?
+      Pubsubhubbub::ConfirmationWorker.perform_async(subscription.id, 'unsubscribe')
+    end
+
+    ['', 202]
+  end
+end
diff --git a/app/services/reblog_service.rb b/app/services/reblog_service.rb
index 6543d4ae7..39fdb4ea7 100644
--- a/app/services/reblog_service.rb
+++ b/app/services/reblog_service.rb
@@ -7,8 +7,10 @@ class ReblogService < BaseService
   # @return [Status]
   def call(account, reblogged_status)
     reblog = account.statuses.create!(reblog: reblogged_status, text: '')
+
     DistributionWorker.perform_async(reblog.id)
     HubPingWorker.perform_async(account.id)
+    Pubsubhubbub::DistributionWorker.perform_async(reblog.stream_entry.id)
 
     if reblogged_status.local?
       NotifyService.new.call(reblogged_status.account, reblog)
diff --git a/app/services/remove_status_service.rb b/app/services/remove_status_service.rb
index 689abc97b..4e03661da 100644
--- a/app/services/remove_status_service.rb
+++ b/app/services/remove_status_service.rb
@@ -10,6 +10,11 @@ class RemoveStatusService < BaseService
     remove_from_public(status)
 
     status.destroy!
+
+    if status.account.local?
+      HubPingWorker.perform_async(status.account.id)
+      Pubsubhubbub::DistributionWorker.perform_async(status.stream_entry.id)
+    end
   end
 
   private
diff --git a/app/services/search_service.rb b/app/services/search_service.rb
index c4cffda13..1ae1d5a80 100644
--- a/app/services/search_service.rb
+++ b/app/services/search_service.rb
@@ -2,9 +2,9 @@
 
 class SearchService < BaseService
   def call(query, limit, resolve = false)
-    return if query.blank?
+    return if query.blank? || query.start_with?('#')
 
-    username, domain = query.split('@')
+    username, domain = query.gsub(/\A@/, '').split('@')
 
     results = if domain.nil?
                 Account.search_for(username)
@@ -12,7 +12,7 @@ class SearchService < BaseService
                 Account.search_for("#{username} #{domain}")
               end
 
-    results = results.limit(limit).with_counters
+    results = results.limit(limit)
 
     if resolve && results.empty? && !domain.nil?
       results = [FollowRemoteAccountService.new.call("#{username}@#{domain}")]
diff --git a/app/services/unfollow_service.rb b/app/services/unfollow_service.rb
index b3386a99c..7973a3611 100644
--- a/app/services/unfollow_service.rb
+++ b/app/services/unfollow_service.rb
@@ -17,9 +17,8 @@ class UnfollowService < BaseService
 
     from_account.statuses.select('id').find_each do |status|
       redis.zrem(timeline_key, status.id)
+      redis.zremrangebyscore(timeline_key, status.id, status.id)
     end
-
-    FeedManager.instance.broadcast(into_account.id, type: 'unmerge')
   end
 
   def redis
diff --git a/app/services/update_remote_profile_service.rb b/app/services/update_remote_profile_service.rb
index 2909ae12a..56b25816f 100644
--- a/app/services/update_remote_profile_service.rb
+++ b/app/services/update_remote_profile_service.rb
@@ -2,24 +2,24 @@
 
 class UpdateRemoteProfileService < BaseService
   POCO_NS = 'http://portablecontacts.net/spec/1.0'
+  DFRN_NS = 'http://purl.org/macgirvin/dfrn/1.0'
 
-  def call(author_xml, account)
-    return if author_xml.nil?
+  def call(xml, account, resubscribe = false)
+    return if xml.nil?
 
-    account.display_name = if author_xml.at_xpath('./poco:displayName', poco: POCO_NS).nil?
-                             account.username
-                           else
-                             author_xml.at_xpath('./poco:displayName', poco: POCO_NS).content
-                           end
+    author_xml = xml.at_xpath('./xmlns:author') || xml.at_xpath('./dfrn:owner', dfrn: DFRN_NS)
+    hub_link   = xml.at_xpath('./xmlns:link[@rel="hub"]')
 
-    unless author_xml.at_xpath('./poco:note').nil?
-      account.note = author_xml.at_xpath('./poco:note', poco: POCO_NS).content
-    end
-
-    unless author_xml.at_xpath('./xmlns:link[@rel="avatar"]').nil?
-      account.avatar_remote_url = author_xml.at_xpath('./xmlns:link[@rel="avatar"]').attribute('href').value
+    unless author_xml.nil?
+      account.display_name      = author_xml.at_xpath('./poco:displayName', poco: POCO_NS).content unless author_xml.at_xpath('./poco:displayName', poco: POCO_NS).nil?
+      account.note              = author_xml.at_xpath('./poco:note', poco: POCO_NS).content unless author_xml.at_xpath('./poco:note').nil?
+      account.avatar_remote_url = author_xml.at_xpath('./xmlns:link[@rel="avatar"]')['href'] unless author_xml.at_xpath('./xmlns:link[@rel="avatar"]').nil? || author_xml.at_xpath('./xmlns:link[@rel="avatar"]')['href'].blank?
     end
 
+    old_hub_url     = account.hub_url
+    account.hub_url = hub_link['href'] if !hub_link.nil? && !hub_link['href'].blank? && (hub_link['href'] != old_hub_url)
     account.save!
+
+    SubscribeService.new.call(account) if resubscribe && (account.hub_url != old_hub_url)
   end
 end
diff --git a/app/views/accounts/show.atom.ruby b/app/views/accounts/show.atom.ruby
index d7b2201d4..558c777f0 100644
--- a/app/views/accounts/show.atom.ruby
+++ b/app/views/accounts/show.atom.ruby
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Nokogiri::XML::Builder.new do |xml|
   feed(xml) do
     simple_id  xml, account_url(@account, format: 'atom')
@@ -12,6 +14,7 @@ Nokogiri::XML::Builder.new do |xml|
 
     link_alternate xml, TagManager.instance.url_for(@account)
     link_self      xml, account_url(@account, format: 'atom')
+    link_hub       xml, api_push_url
     link_hub       xml, Rails.configuration.x.hub_url
     link_salmon    xml, api_salmon_url(@account.id)
 
diff --git a/app/views/admin/pubsubhubbub/index.html.haml b/app/views/admin/pubsubhubbub/index.html.haml
new file mode 100644
index 000000000..bb897eb89
--- /dev/null
+++ b/app/views/admin/pubsubhubbub/index.html.haml
@@ -0,0 +1,20 @@
+%table.table
+  %thead
+    %tr
+      %th Topic
+      %th Callback URL
+      %th Confirmed
+      %th Expires in
+  %tbody
+    - @subscriptions.each do |subscription|
+      %tr
+        %td
+          %samp= subscription.account.acct
+        %td
+          %samp= subscription.callback_url
+        %td
+          - if subscription.confirmed?
+            %i.fa.fa-check
+        %td= distance_of_time_in_words(Time.now, subscription.expires_at)
+
+= will_paginate @subscriptions, pagination_options
diff --git a/app/views/api/v1/statuses/_show.rabl b/app/views/api/v1/statuses/_show.rabl
index 90457eca9..579c47b26 100644
--- a/app/views/api/v1/statuses/_show.rabl
+++ b/app/views/api/v1/statuses/_show.rabl
@@ -1,4 +1,4 @@
-attributes :id, :created_at, :in_reply_to_id
+attributes :id, :created_at, :in_reply_to_id, :sensitive
 
 node(:uri)              { |status| TagManager.instance.uri_for(status) }
 node(:content)          { |status| Formatter.instance.format(status) }
diff --git a/app/views/settings/preferences/show.html.haml b/app/views/settings/preferences/show.html.haml
index 693702ff7..db5b9fb48 100644
--- a/app/views/settings/preferences/show.html.haml
+++ b/app/views/settings/preferences/show.html.haml
@@ -12,6 +12,10 @@
     = ff.input :favourite, as: :boolean, wrapper: :with_label
     = ff.input :mention, as: :boolean, wrapper: :with_label
 
+  = f.simple_fields_for :interactions, current_user.settings(:interactions) do |ff|
+    = ff.input :must_be_follower, as: :boolean, wrapper: :with_label
+    = ff.input :must_be_following, as: :boolean, wrapper: :with_label
+
   .actions
     = f.button :button, t('generic.save_changes'), type: :submit
 
diff --git a/app/views/stream_entries/show.html.haml b/app/views/stream_entries/show.html.haml
index b16258679..2c6de32d9 100644
--- a/app/views/stream_entries/show.html.haml
+++ b/app/views/stream_entries/show.html.haml
@@ -1,5 +1,8 @@
 - content_for :header_tags do
   %link{ rel: 'alternate', type: 'application/atom+xml', href: account_stream_entry_url(@account, @stream_entry, format: 'atom') }/
+  %meta{ name: 'og:site_name', content: 'Mastodon' }/
+  %meta{ name: 'og:type', content: 'article' }/
+  %meta{ name: 'og:article:author', content: @account.username }/
 
 .activity-stream.activity-stream-headless
   = render partial: @type, locals: { @type.to_sym => @stream_entry.activity, include_threads: true }
diff --git a/app/workers/processing_worker.rb b/app/workers/processing_worker.rb
index 3b11a4c5e..b31cd0aaf 100644
--- a/app/workers/processing_worker.rb
+++ b/app/workers/processing_worker.rb
@@ -2,6 +2,8 @@
 
 class ProcessingWorker
   include Sidekiq::Worker
+  
+  sidekiq_options backtrace: true
 
   def perform(account_id, body)
     ProcessFeedService.new.call(body, Account.find(account_id))
diff --git a/app/workers/pubsubhubbub/confirmation_worker.rb b/app/workers/pubsubhubbub/confirmation_worker.rb
new file mode 100644
index 000000000..489bd8359
--- /dev/null
+++ b/app/workers/pubsubhubbub/confirmation_worker.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+class Pubsubhubbub::ConfirmationWorker
+  include Sidekiq::Worker
+  include RoutingHelper
+
+  sidekiq_options queue: 'push'
+
+  def perform(subscription_id, mode, secret = nil, lease_seconds = nil)
+    subscription = Subscription.find(subscription_id)
+    challenge    = SecureRandom.hex
+
+    subscription.secret        = secret
+    subscription.lease_seconds = lease_seconds
+    subscription.confirmed     = true
+
+    response = HTTP.headers(user_agent: 'Mastodon/PubSubHubbub')
+                   .timeout(:per_operation, write: 20, connect: 20, read: 50)
+                   .get(subscription.callback_url, params: {
+                          'hub.topic' => account_url(subscription.account, format: :atom),
+                          'hub.mode'          => mode,
+                          'hub.challenge'     => challenge,
+                          'hub.lease_seconds' => subscription.lease_seconds,
+                        })
+
+    body = response.body.to_s
+
+    Rails.logger.debug "Confirming PuSH subscription for #{subscription.callback_url} with challenge #{challenge}: #{body}"
+
+    if mode == 'subscribe' && body == challenge
+      subscription.save!
+    elsif (mode == 'unsubscribe' && body == challenge) || !subscription.confirmed?
+      subscription.destroy!
+    end
+  end
+end
diff --git a/app/workers/pubsubhubbub/delivery_worker.rb b/app/workers/pubsubhubbub/delivery_worker.rb
new file mode 100644
index 000000000..6d526c2b1
--- /dev/null
+++ b/app/workers/pubsubhubbub/delivery_worker.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+class Pubsubhubbub::DeliveryWorker
+  include Sidekiq::Worker
+  include RoutingHelper
+
+  sidekiq_options queue: 'push'
+
+  def perform(subscription_id, payload)
+    subscription = Subscription.find(subscription_id)
+    headers      = {}
+
+    headers['User-Agent']      = 'Mastodon/PubSubHubbub'
+    headers['Link']            = LinkHeader.new([[api_push_url, [%w(rel hub)]], [account_url(subscription.account, format: :atom), [%w(rel self)]]]).to_s
+    headers['X-Hub-Signature'] = signature(subscription.secret, payload) unless subscription.secret.blank?
+
+    response = HTTP.timeout(:per_operation, write: 50, connect: 20, read: 50)
+                   .headers(headers)
+                   .post(subscription.callback_url, body: payload)
+
+    raise "Delivery failed for #{subscription.callback_url}: HTTP #{response.code}" unless response.code > 199 && response.code < 300
+  end
+
+  private
+
+  def signature(secret, payload)
+    hmac = OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new('sha1'), secret, payload)
+    "sha1=#{hmac}"
+  end
+end
diff --git a/app/workers/pubsubhubbub/distribution_worker.rb b/app/workers/pubsubhubbub/distribution_worker.rb
new file mode 100644
index 000000000..b0ddc71c1
--- /dev/null
+++ b/app/workers/pubsubhubbub/distribution_worker.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class Pubsubhubbub::DistributionWorker
+  include Sidekiq::Worker
+
+  sidekiq_options queue: 'push'
+
+  def perform(stream_entry_id)
+    stream_entry = StreamEntry.find(stream_entry_id)
+    account      = stream_entry.account
+    renderer     = AccountsController.renderer.new(method: 'get', http_host: Rails.configuration.x.local_domain, https: Rails.configuration.x.use_https)
+    payload      = renderer.render(:show, assigns: { account: account, entries: [stream_entry] }, formats: [:atom])
+
+    Subscription.where(account: account).active.select('id').find_each do |subscription|
+      Pubsubhubbub::DeliveryWorker.perform_async(subscription.id, payload)
+    end
+  end
+end
diff --git a/app/workers/removal_worker.rb b/app/workers/removal_worker.rb
new file mode 100644
index 000000000..7470c54f5
--- /dev/null
+++ b/app/workers/removal_worker.rb
@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+class RemovalWorker
+  include Sidekiq::Worker
+
+  def perform(status_id)
+    RemoveStatusService.new.call(Status.find(status_id))
+  end
+end
\ No newline at end of file
diff --git a/app/workers/salmon_worker.rb b/app/workers/salmon_worker.rb
index 24fb94012..0903ca487 100644
--- a/app/workers/salmon_worker.rb
+++ b/app/workers/salmon_worker.rb
@@ -2,6 +2,8 @@
 
 class SalmonWorker
   include Sidekiq::Worker
+  
+  sidekiq_options backtrace: true
 
   def perform(account_id, body)
     ProcessInteractionService.new.call(body, Account.find(account_id))
diff --git a/app/workers/thread_resolve_worker.rb b/app/workers/thread_resolve_worker.rb
index 700161989..84eae73be 100644
--- a/app/workers/thread_resolve_worker.rb
+++ b/app/workers/thread_resolve_worker.rb
@@ -7,9 +7,9 @@ class ThreadResolveWorker
     child_status  = Status.find(child_status_id)
     parent_status = FetchRemoteStatusService.new.call(parent_url)
 
-    unless parent_status.nil?
-      child_status.thread = parent_status
-      child_status.save!
-    end
+    return if parent_status.nil?
+
+    child_status.thread = parent_status
+    child_status.save!
   end
 end