Restore vanilla components

app/javascript/mastodon/features/account/components/action_bar.js

@@ -0,0 +1,133 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import DropdownMenuContainer from '../../../containers/dropdown_menu_container';
+import { Link } from 'react-router-dom';
+import { defineMessages, injectIntl, FormattedMessage, FormattedNumber } from 'react-intl';
+import { me } from '../../../initial_state';
+
+const messages = defineMessages({
+  mention: { id: 'account.mention', defaultMessage: 'Mention @{name}' },
+  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
+  unblock: { id: 'account.unblock', defaultMessage: 'Unblock @{name}' },
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  unmute: { id: 'account.unmute', defaultMessage: 'Unmute @{name}' },
+  block: { id: 'account.block', defaultMessage: 'Block @{name}' },
+  mute: { id: 'account.mute', defaultMessage: 'Mute @{name}' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  report: { id: 'account.report', defaultMessage: 'Report @{name}' },
+  share: { id: 'account.share', defaultMessage: 'Share @{name}\'s profile' },
+  media: { id: 'account.media', defaultMessage: 'Media' },
+  blockDomain: { id: 'account.block_domain', defaultMessage: 'Hide everything from {domain}' },
+  unblockDomain: { id: 'account.unblock_domain', defaultMessage: 'Unhide {domain}' },
+});
+
+@injectIntl
+export default class ActionBar extends React.PureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map.isRequired,
+    onFollow: PropTypes.func,
+    onBlock: PropTypes.func.isRequired,
+    onMention: PropTypes.func.isRequired,
+    onReport: PropTypes.func.isRequired,
+    onMute: PropTypes.func.isRequired,
+    onBlockDomain: PropTypes.func.isRequired,
+    onUnblockDomain: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  handleShare = () => {
+    navigator.share({
+      url: this.props.account.get('url'),
+    });
+  }
+
+  render () {
+    const { account, intl } = this.props;
+
+    let menu = [];
+    let extraInfo = '';
+
+    menu.push({ text: intl.formatMessage(messages.mention, { name: account.get('username') }), action: this.props.onMention });
+    if ('share' in navigator) {
+      menu.push({ text: intl.formatMessage(messages.share, { name: account.get('username') }), action: this.handleShare });
+    }
+    menu.push(null);
+    menu.push({ text: intl.formatMessage(messages.media), to: `/accounts/${account.get('id')}/media` });
+    menu.push(null);
+
+    if (account.get('id') === me) {
+      menu.push({ text: intl.formatMessage(messages.edit_profile), href: '/settings/profile' });
+    } else {
+      if (account.getIn(['relationship', 'muting'])) {
+        menu.push({ text: intl.formatMessage(messages.unmute, { name: account.get('username') }), action: this.props.onMute });
+      } else {
+        menu.push({ text: intl.formatMessage(messages.mute, { name: account.get('username') }), action: this.props.onMute });
+      }
+
+      if (account.getIn(['relationship', 'blocking'])) {
+        menu.push({ text: intl.formatMessage(messages.unblock, { name: account.get('username') }), action: this.props.onBlock });
+      } else {
+        menu.push({ text: intl.formatMessage(messages.block, { name: account.get('username') }), action: this.props.onBlock });
+      }
+
+      menu.push({ text: intl.formatMessage(messages.report, { name: account.get('username') }), action: this.props.onReport });
+    }
+
+    if (account.get('acct') !== account.get('username')) {
+      const domain = account.get('acct').split('@')[1];
+
+      extraInfo = (
+        <div className='account__disclaimer'>
+          <FormattedMessage
+            id='account.disclaimer_full'
+            defaultMessage="Information below may reflect the user's profile incompletely."
+          />
+          {' '}
+          <a target='_blank' rel='noopener' href={account.get('url')}>
+            <FormattedMessage id='account.view_full_profile' defaultMessage='View full profile' />
+          </a>
+        </div>
+      );
+
+      menu.push(null);
+
+      if (account.getIn(['relationship', 'domain_blocking'])) {
+        menu.push({ text: intl.formatMessage(messages.unblockDomain, { domain }), action: this.props.onUnblockDomain });
+      } else {
+        menu.push({ text: intl.formatMessage(messages.blockDomain, { domain }), action: this.props.onBlockDomain });
+      }
+    }
+
+    return (
+      <div>
+        {extraInfo}
+
+        <div className='account__action-bar'>
+          <div className='account__action-bar-dropdown'>
+            <DropdownMenuContainer items={menu} icon='bars' size={24} direction='right' />
+          </div>
+
+          <div className='account__action-bar-links'>
+            <Link className='account__action-bar__tab' to={`/accounts/${account.get('id')}`}>
+              <span><FormattedMessage id='account.posts' defaultMessage='Posts' /></span>
+              <strong><FormattedNumber value={account.get('statuses_count')} /></strong>
+            </Link>
+
+            <Link className='account__action-bar__tab' to={`/accounts/${account.get('id')}/following`}>
+              <span><FormattedMessage id='account.follows' defaultMessage='Follows' /></span>
+              <strong><FormattedNumber value={account.get('following_count')} /></strong>
+            </Link>
+
+            <Link className='account__action-bar__tab' to={`/accounts/${account.get('id')}/followers`}>
+              <span><FormattedMessage id='account.followers' defaultMessage='Followers' /></span>
+              <strong><FormattedNumber value={account.get('followers_count')} /></strong>
+            </Link>
+          </div>
+        </div>
+      </div>
+    );
+  }
+
+}

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

@@ -0,0 +1,128 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import IconButton from '../../../components/icon_button';
+import Motion from '../../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { autoPlayGif, me } from '../../../initial_state';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  requested: { id: 'account.requested', defaultMessage: 'Awaiting approval. Click to cancel follow request' },
+});
+
+class Avatar extends ImmutablePureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map.isRequired,
+  };
+
+  state = {
+    isHovered: false,
+  };
+
+  handleMouseOver = () => {
+    if (this.state.isHovered) return;
+    this.setState({ isHovered: true });
+  }
+
+  handleMouseOut = () => {
+    if (!this.state.isHovered) return;
+    this.setState({ isHovered: false });
+  }
+
+  render () {
+    const { account }   = this.props;
+    const { isHovered } = this.state;
+
+    return (
+      <Motion defaultStyle={{ radius: 90 }} style={{ radius: spring(isHovered ? 30 : 90, { stiffness: 180, damping: 12 }) }}>
+        {({ radius }) =>
+          <a
+            href={account.get('url')}
+            className='account__header__avatar'
+            role='presentation'
+            target='_blank'
+            rel='noopener'
+            style={{ borderRadius: `${radius}px`, backgroundImage: `url(${autoPlayGif || isHovered ? account.get('avatar') : account.get('avatar_static')})` }}
+            onMouseOver={this.handleMouseOver}
+            onMouseOut={this.handleMouseOut}
+            onFocus={this.handleMouseOver}
+            onBlur={this.handleMouseOut}
+          >
+            <span style={{ display: 'none' }}>{account.get('acct')}</span>
+          </a>
+        }
+      </Motion>
+    );
+  }
+
+}
+
+@injectIntl
+export default class Header extends ImmutablePureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map,
+    onFollow: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  render () {
+    const { account, intl } = this.props;
+
+    if (!account) {
+      return null;
+    }
+
+    let info        = '';
+    let actionBtn   = '';
+    let lockedIcon  = '';
+
+    if (me !== account.get('id') && account.getIn(['relationship', 'followed_by'])) {
+      info = <span className='account--follows-info'><FormattedMessage id='account.follows_you' defaultMessage='Follows you' /></span>;
+    }
+
+    if (me !== account.get('id')) {
+      if (account.getIn(['relationship', 'requested'])) {
+        actionBtn = (
+          <div className='account--action-button'>
+            <IconButton size={26} active icon='hourglass' title={intl.formatMessage(messages.requested)} onClick={this.props.onFollow} />
+          </div>
+        );
+      } else if (!account.getIn(['relationship', 'blocking'])) {
+        actionBtn = (
+          <div className='account--action-button'>
+            <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>
+        );
+      }
+    }
+
+    if (account.get('locked')) {
+      lockedIcon = <i className='fa fa-lock' />;
+    }
+
+    const content         = { __html: account.get('note_emojified') };
+    const displayNameHtml = { __html: account.get('display_name_html') };
+
+    return (
+      <div className='account__header' style={{ backgroundImage: `url(${account.get('header')})` }}>
+        <div>
+          <Avatar account={account} />
+
+          <span className='account__header__display-name' dangerouslySetInnerHTML={displayNameHtml} />
+          <span className='account__header__username'>@{account.get('acct')} {lockedIcon}</span>
+          <div className='account__header__content' dangerouslySetInnerHTML={content} />
+
+          {info}
+          {actionBtn}
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/account_gallery/components/media_item.js

@@ -0,0 +1,39 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import Permalink from '../../../components/permalink';
+
+export default class MediaItem extends ImmutablePureComponent {
+
+  static propTypes = {
+    media: ImmutablePropTypes.map.isRequired,
+  };
+
+  render () {
+    const { media } = this.props;
+    const status = media.get('status');
+
+    let content, style;
+
+    if (media.get('type') === 'gifv') {
+      content = <span className='media-gallery__gifv__label'>GIF</span>;
+    }
+
+    if (!status.get('sensitive')) {
+      style = { backgroundImage: `url(${media.get('preview_url')})` };
+    }
+
+    return (
+      <div className='account-gallery__item'>
+        <Permalink
+          to={`/statuses/${status.get('id')}`}
+          href={status.get('url')}
+          style={style}
+        >
+          {content}
+        </Permalink>
+      </div>
+    );
+  }
+
+}

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

@@ -0,0 +1,111 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import { fetchAccount } from '../../actions/accounts';
+import { refreshAccountMediaTimeline, expandAccountMediaTimeline } from '../../actions/timelines';
+import LoadingIndicator from '../../components/loading_indicator';
+import Column from '../ui/components/column';
+import ColumnBackButton from '../../components/column_back_button';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { getAccountGallery } from '../../selectors';
+import MediaItem from './components/media_item';
+import HeaderContainer from '../account_timeline/containers/header_container';
+import { FormattedMessage } from 'react-intl';
+import { ScrollContainer } from 'react-router-scroll-4';
+import LoadMore from '../../components/load_more';
+
+const mapStateToProps = (state, props) => ({
+  medias: getAccountGallery(state, props.params.accountId),
+  isLoading: state.getIn(['timelines', `account:${props.params.accountId}:media`, 'isLoading']),
+  hasMore: !!state.getIn(['timelines', `account:${props.params.accountId}:media`, 'next']),
+});
+
+@connect(mapStateToProps)
+export default class AccountGallery extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    medias: ImmutablePropTypes.list.isRequired,
+    isLoading: PropTypes.bool,
+    hasMore: PropTypes.bool,
+  };
+
+  componentDidMount () {
+    this.props.dispatch(fetchAccount(this.props.params.accountId));
+    this.props.dispatch(refreshAccountMediaTimeline(this.props.params.accountId));
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.params.accountId !== this.props.params.accountId && nextProps.params.accountId) {
+      this.props.dispatch(fetchAccount(nextProps.params.accountId));
+      this.props.dispatch(refreshAccountMediaTimeline(this.props.params.accountId));
+    }
+  }
+
+  handleScrollToBottom = () => {
+    if (this.props.hasMore) {
+      this.props.dispatch(expandAccountMediaTimeline(this.props.params.accountId));
+    }
+  }
+
+  handleScroll = (e) => {
+    const { scrollTop, scrollHeight, clientHeight } = e.target;
+    const offset = scrollHeight - scrollTop - clientHeight;
+
+    if (150 > offset && !this.props.isLoading) {
+      this.handleScrollToBottom();
+    }
+  }
+
+  handleLoadMore = (e) => {
+    e.preventDefault();
+    this.handleScrollToBottom();
+  }
+
+  render () {
+    const { medias, isLoading, hasMore } = this.props;
+
+    let loadMore = null;
+
+    if (!medias && isLoading) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    if (!isLoading && medias.size > 0 && hasMore) {
+      loadMore = <LoadMore onClick={this.handleLoadMore} />;
+    }
+
+    return (
+      <Column>
+        <ColumnBackButton />
+
+        <ScrollContainer scrollKey='account_gallery'>
+          <div className='scrollable' onScroll={this.handleScroll}>
+            <HeaderContainer accountId={this.props.params.accountId} />
+
+            <div className='account-section-headline'>
+              <FormattedMessage id='account.media' defaultMessage='Media' />
+            </div>
+
+            <div className='account-gallery__container'>
+              {medias.map(media =>
+                <MediaItem
+                  key={media.get('id')}
+                  media={media}
+                />
+              )}
+              {loadMore}
+            </div>
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,89 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import InnerHeader from '../../account/components/header';
+import ActionBar from '../../account/components/action_bar';
+import MissingIndicator from '../../../components/missing_indicator';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+export default class Header extends ImmutablePureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map,
+    onFollow: PropTypes.func.isRequired,
+    onBlock: PropTypes.func.isRequired,
+    onMention: PropTypes.func.isRequired,
+    onReport: PropTypes.func.isRequired,
+    onMute: PropTypes.func.isRequired,
+    onBlockDomain: PropTypes.func.isRequired,
+    onUnblockDomain: PropTypes.func.isRequired,
+  };
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  handleFollow = () => {
+    this.props.onFollow(this.props.account);
+  }
+
+  handleBlock = () => {
+    this.props.onBlock(this.props.account);
+  }
+
+  handleMention = () => {
+    this.props.onMention(this.props.account, this.context.router.history);
+  }
+
+  handleReport = () => {
+    this.props.onReport(this.props.account);
+  }
+
+  handleMute = () => {
+    this.props.onMute(this.props.account);
+  }
+
+  handleBlockDomain = () => {
+    const domain = this.props.account.get('acct').split('@')[1];
+
+    if (!domain) return;
+
+    this.props.onBlockDomain(domain, this.props.account.get('id'));
+  }
+
+  handleUnblockDomain = () => {
+    const domain = this.props.account.get('acct').split('@')[1];
+
+    if (!domain) return;
+
+    this.props.onUnblockDomain(domain, this.props.account.get('id'));
+  }
+
+  render () {
+    const { account } = this.props;
+
+    if (account === null) {
+      return <MissingIndicator />;
+    }
+
+    return (
+      <div className='account-timeline__header'>
+        <InnerHeader
+          account={account}
+          onFollow={this.handleFollow}
+        />
+
+        <ActionBar
+          account={account}
+          onBlock={this.handleBlock}
+          onMention={this.handleMention}
+          onReport={this.handleReport}
+          onMute={this.handleMute}
+          onBlockDomain={this.handleBlockDomain}
+          onUnblockDomain={this.handleUnblockDomain}
+        />
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/account_timeline/containers/header_container.js

@@ -0,0 +1,96 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import { makeGetAccount } from '../../../selectors';
+import Header from '../components/header';
+import {
+  followAccount,
+  unfollowAccount,
+  blockAccount,
+  unblockAccount,
+  unmuteAccount,
+} from '../../../actions/accounts';
+import { mentionCompose } from '../../../actions/compose';
+import { initMuteModal } from '../../../actions/mutes';
+import { initReport } from '../../../actions/reports';
+import { openModal } from '../../../actions/modal';
+import { blockDomain, unblockDomain } from '../../../actions/domain_blocks';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import { unfollowModal } from '../../../initial_state';
+
+const messages = defineMessages({
+  unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
+  blockConfirm: { id: 'confirmations.block.confirm', defaultMessage: 'Block' },
+  blockDomainConfirm: { id: 'confirmations.domain_block.confirm', defaultMessage: 'Hide entire domain' },
+});
+
+const makeMapStateToProps = () => {
+  const getAccount = makeGetAccount();
+
+  const mapStateToProps = (state, { accountId }) => ({
+    account: getAccount(state, accountId),
+  });
+
+  return mapStateToProps;
+};
+
+const mapDispatchToProps = (dispatch, { intl }) => ({
+
+  onFollow (account) {
+    if (account.getIn(['relationship', 'following']) || account.getIn(['relationship', 'requested'])) {
+      if (unfollowModal) {
+        dispatch(openModal('CONFIRM', {
+          message: <FormattedMessage id='confirmations.unfollow.message' defaultMessage='Are you sure you want to unfollow {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
+          confirm: intl.formatMessage(messages.unfollowConfirm),
+          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
+        }));
+      } else {
+        dispatch(unfollowAccount(account.get('id')));
+      }
+    } else {
+      dispatch(followAccount(account.get('id')));
+    }
+  },
+
+  onBlock (account) {
+    if (account.getIn(['relationship', 'blocking'])) {
+      dispatch(unblockAccount(account.get('id')));
+    } else {
+      dispatch(openModal('CONFIRM', {
+        message: <FormattedMessage id='confirmations.block.message' defaultMessage='Are you sure you want to block {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
+        confirm: intl.formatMessage(messages.blockConfirm),
+        onConfirm: () => dispatch(blockAccount(account.get('id'))),
+      }));
+    }
+  },
+
+  onMention (account, router) {
+    dispatch(mentionCompose(account, router));
+  },
+
+  onReport (account) {
+    dispatch(initReport(account));
+  },
+
+  onMute (account) {
+    if (account.getIn(['relationship', 'muting'])) {
+      dispatch(unmuteAccount(account.get('id')));
+    } else {
+      dispatch(initMuteModal(account));
+    }
+  },
+
+  onBlockDomain (domain, accountId) {
+    dispatch(openModal('CONFIRM', {
+      message: <FormattedMessage id='confirmations.domain_block.message' defaultMessage='Are you really, really sure you want to block the entire {domain}? In most cases a few targeted blocks or mutes are sufficient and preferable.' values={{ domain: <strong>{domain}</strong> }} />,
+      confirm: intl.formatMessage(messages.blockDomainConfirm),
+      onConfirm: () => dispatch(blockDomain(domain, accountId)),
+    }));
+  },
+
+  onUnblockDomain (domain, accountId) {
+    dispatch(unblockDomain(domain, accountId));
+  },
+
+});
+
+export default injectIntl(connect(makeMapStateToProps, mapDispatchToProps)(Header));

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

@@ -0,0 +1,77 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import { fetchAccount } from '../../actions/accounts';
+import { refreshAccountTimeline, expandAccountTimeline } from '../../actions/timelines';
+import StatusList from '../../components/status_list';
+import LoadingIndicator from '../../components/loading_indicator';
+import Column from '../ui/components/column';
+import HeaderContainer from './containers/header_container';
+import ColumnBackButton from '../../components/column_back_button';
+import { List as ImmutableList } from 'immutable';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const mapStateToProps = (state, props) => ({
+  statusIds: state.getIn(['timelines', `account:${props.params.accountId}`, 'items'], ImmutableList()),
+  isLoading: state.getIn(['timelines', `account:${props.params.accountId}`, 'isLoading']),
+  hasMore: !!state.getIn(['timelines', `account:${props.params.accountId}`, 'next']),
+});
+
+@connect(mapStateToProps)
+export default class AccountTimeline extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    statusIds: ImmutablePropTypes.list,
+    isLoading: PropTypes.bool,
+    hasMore: PropTypes.bool,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchAccount(this.props.params.accountId));
+    this.props.dispatch(refreshAccountTimeline(this.props.params.accountId));
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.params.accountId !== this.props.params.accountId && nextProps.params.accountId) {
+      this.props.dispatch(fetchAccount(nextProps.params.accountId));
+      this.props.dispatch(refreshAccountTimeline(nextProps.params.accountId));
+    }
+  }
+
+  handleScrollToBottom = () => {
+    if (!this.props.isLoading && this.props.hasMore) {
+      this.props.dispatch(expandAccountTimeline(this.props.params.accountId));
+    }
+  }
+
+  render () {
+    const { statusIds, isLoading, hasMore } = this.props;
+
+    if (!statusIds && isLoading) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    return (
+      <Column>
+        <ColumnBackButton />
+
+        <StatusList
+          prepend={<HeaderContainer accountId={this.props.params.accountId} />}
+          scrollKey='account_timeline'
+          statusIds={statusIds}
+          isLoading={isLoading}
+          hasMore={hasMore}
+          onScrollToBottom={this.handleScrollToBottom}
+        />
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,70 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import LoadingIndicator from '../../components/loading_indicator';
+import { ScrollContainer } from 'react-router-scroll-4';
+import Column from '../ui/components/column';
+import ColumnBackButtonSlim from '../../components/column_back_button_slim';
+import AccountContainer from '../../containers/account_container';
+import { fetchBlocks, expandBlocks } from '../../actions/blocks';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  heading: { id: 'column.blocks', defaultMessage: 'Blocked users' },
+});
+
+const mapStateToProps = state => ({
+  accountIds: state.getIn(['user_lists', 'blocks', 'items']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class Blocks extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    accountIds: ImmutablePropTypes.list,
+    intl: PropTypes.object.isRequired,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchBlocks());
+  }
+
+  handleScroll = (e) => {
+    const { scrollTop, scrollHeight, clientHeight } = e.target;
+
+    if (scrollTop === scrollHeight - clientHeight) {
+      this.props.dispatch(expandBlocks());
+    }
+  }
+
+  render () {
+    const { intl, accountIds } = this.props;
+
+    if (!accountIds) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    return (
+      <Column icon='ban' heading={intl.formatMessage(messages.heading)}>
+        <ColumnBackButtonSlim />
+        <ScrollContainer scrollKey='blocks'>
+          <div className='scrollable' onScroll={this.handleScroll}>
+            {accountIds.map(id =>
+              <AccountContainer key={id} id={id} />
+            )}
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/community_timeline/components/column_settings.js

@@ -0,0 +1,35 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import SettingText from '../../../components/setting_text';
+
+const messages = defineMessages({
+  filter_regex: { id: 'home.column_settings.filter_regex', defaultMessage: 'Filter out by regular expressions' },
+  settings: { id: 'home.settings', defaultMessage: 'Column settings' },
+});
+
+@injectIntl
+export default class ColumnSettings extends React.PureComponent {
+
+  static propTypes = {
+    settings: ImmutablePropTypes.map.isRequired,
+    onChange: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  render () {
+    const { settings, onChange, intl } = this.props;
+
+    return (
+      <div>
+        <span className='column-settings__section'><FormattedMessage id='home.column_settings.advanced' defaultMessage='Advanced' /></span>
+
+        <div className='column-settings__row'>
+          <SettingText settings={settings} settingKey={['regex', 'body']} onChange={onChange} label={intl.formatMessage(messages.filter_regex)} />
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/community_timeline/containers/column_settings_container.js

@@ -0,0 +1,17 @@
+import { connect } from 'react-redux';
+import ColumnSettings from '../components/column_settings';
+import { changeSetting } from '../../../actions/settings';
+
+const mapStateToProps = state => ({
+  settings: state.getIn(['settings', 'community']),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onChange (key, checked) {
+    dispatch(changeSetting(['community', ...key], checked));
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(ColumnSettings);

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

@@ -0,0 +1,107 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import StatusListContainer from '../ui/containers/status_list_container';
+import Column from '../../components/column';
+import ColumnHeader from '../../components/column_header';
+import {
+  refreshCommunityTimeline,
+  expandCommunityTimeline,
+} from '../../actions/timelines';
+import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import ColumnSettingsContainer from './containers/column_settings_container';
+import { connectCommunityStream } from '../../actions/streaming';
+
+const messages = defineMessages({
+  title: { id: 'column.community', defaultMessage: 'Local timeline' },
+});
+
+const mapStateToProps = state => ({
+  hasUnread: state.getIn(['timelines', 'community', 'unread']) > 0,
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class CommunityTimeline extends React.PureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    columnId: PropTypes.string,
+    intl: PropTypes.object.isRequired,
+    hasUnread: PropTypes.bool,
+    multiColumn: PropTypes.bool,
+  };
+
+  handlePin = () => {
+    const { columnId, dispatch } = this.props;
+
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('COMMUNITY', {}));
+    }
+  }
+
+  handleMove = (dir) => {
+    const { columnId, dispatch } = this.props;
+    dispatch(moveColumn(columnId, dir));
+  }
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  componentDidMount () {
+    const { dispatch } = this.props;
+
+    dispatch(refreshCommunityTimeline());
+    this.disconnect = dispatch(connectCommunityStream());
+  }
+
+  componentWillUnmount () {
+    if (this.disconnect) {
+      this.disconnect();
+      this.disconnect = null;
+    }
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  handleLoadMore = () => {
+    this.props.dispatch(expandCommunityTimeline());
+  }
+
+  render () {
+    const { intl, hasUnread, columnId, multiColumn } = this.props;
+    const pinned = !!columnId;
+
+    return (
+      <Column ref={this.setRef}>
+        <ColumnHeader
+          icon='users'
+          active={hasUnread}
+          title={intl.formatMessage(messages.title)}
+          onPin={this.handlePin}
+          onMove={this.handleMove}
+          onClick={this.handleHeaderClick}
+          pinned={pinned}
+          multiColumn={multiColumn}
+        >
+          <ColumnSettingsContainer />
+        </ColumnHeader>
+
+        <StatusListContainer
+          trackScroll={!pinned}
+          scrollKey={`community_timeline-${columnId}`}
+          timelineId='community'
+          loadMore={this.handleLoadMore}
+          emptyMessage={<FormattedMessage id='empty_column.community' defaultMessage='The local timeline is empty. Write something publicly to get the ball rolling!' />}
+        />
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/autosuggest_account.js

@@ -0,0 +1,24 @@
+import React from 'react';
+import Avatar from '../../../components/avatar';
+import DisplayName from '../../../components/display_name';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+export default class AutosuggestAccount extends ImmutablePureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map.isRequired,
+  };
+
+  render () {
+    const { account } = this.props;
+
+    return (
+      <div className='autosuggest-account'>
+        <div className='autosuggest-account-icon'><Avatar account={account} size={18} /></div>
+        <DisplayName account={account} />
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/character_counter.js

@@ -0,0 +1,25 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { length } from 'stringz';
+
+export default class CharacterCounter extends React.PureComponent {
+
+  static propTypes = {
+    text: PropTypes.string.isRequired,
+    max: PropTypes.number.isRequired,
+  };
+
+  checkRemainingText (diff) {
+    if (diff < 0) {
+      return <span className='character-counter character-counter--over'>{diff}</span>;
+    }
+
+    return <span className='character-counter'>{diff}</span>;
+  }
+
+  render () {
+    const diff = this.props.max - length(this.props.text);
+    return this.checkRemainingText(diff);
+  }
+
+}

app/javascript/mastodon/features/compose/components/compose_form.js

@@ -0,0 +1,212 @@
+import React from 'react';
+import CharacterCounter from './character_counter';
+import Button from '../../../components/button';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import ReplyIndicatorContainer from '../containers/reply_indicator_container';
+import AutosuggestTextarea from '../../../components/autosuggest_textarea';
+import UploadButtonContainer from '../containers/upload_button_container';
+import { defineMessages, injectIntl } from 'react-intl';
+import Collapsable from '../../../components/collapsable';
+import SpoilerButtonContainer from '../containers/spoiler_button_container';
+import PrivacyDropdownContainer from '../containers/privacy_dropdown_container';
+import SensitiveButtonContainer from '../containers/sensitive_button_container';
+import EmojiPickerDropdown from '../containers/emoji_picker_dropdown_container';
+import UploadFormContainer from '../containers/upload_form_container';
+import WarningContainer from '../containers/warning_container';
+import { isMobile } from '../../../is_mobile';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { length } from 'stringz';
+import { countableText } from '../util/counter';
+
+const messages = defineMessages({
+  placeholder: { id: 'compose_form.placeholder', defaultMessage: 'What is on your mind?' },
+  spoiler_placeholder: { id: 'compose_form.spoiler_placeholder', defaultMessage: 'Write your warning here' },
+  publish: { id: 'compose_form.publish', defaultMessage: 'Toot' },
+  publishLoud: { id: 'compose_form.publish_loud', defaultMessage: '{publish}!' },
+});
+
+@injectIntl
+export default class ComposeForm extends ImmutablePureComponent {
+
+  static propTypes = {
+    intl: PropTypes.object.isRequired,
+    text: PropTypes.string.isRequired,
+    suggestion_token: PropTypes.string,
+    suggestions: ImmutablePropTypes.list,
+    spoiler: PropTypes.bool,
+    privacy: PropTypes.string,
+    spoiler_text: PropTypes.string,
+    focusDate: PropTypes.instanceOf(Date),
+    preselectDate: PropTypes.instanceOf(Date),
+    is_submitting: PropTypes.bool,
+    is_uploading: PropTypes.bool,
+    onChange: PropTypes.func.isRequired,
+    onSubmit: PropTypes.func.isRequired,
+    onClearSuggestions: PropTypes.func.isRequired,
+    onFetchSuggestions: PropTypes.func.isRequired,
+    onSuggestionSelected: PropTypes.func.isRequired,
+    onChangeSpoilerText: PropTypes.func.isRequired,
+    onPaste: PropTypes.func.isRequired,
+    onPickEmoji: PropTypes.func.isRequired,
+    showSearch: PropTypes.bool,
+  };
+
+  static defaultProps = {
+    showSearch: false,
+  };
+
+  handleChange = (e) => {
+    this.props.onChange(e.target.value);
+  }
+
+  handleKeyDown = (e) => {
+    if (e.keyCode === 13 && (e.ctrlKey || e.metaKey)) {
+      this.handleSubmit();
+    }
+  }
+
+  handleSubmit = () => {
+    if (this.props.text !== this.autosuggestTextarea.textarea.value) {
+      // Something changed the text inside the textarea (e.g. browser extensions like Grammarly)
+      // Update the state to match the current text
+      this.props.onChange(this.autosuggestTextarea.textarea.value);
+    }
+
+    this.props.onSubmit();
+  }
+
+  onSuggestionsClearRequested = () => {
+    this.props.onClearSuggestions();
+  }
+
+  onSuggestionsFetchRequested = (token) => {
+    this.props.onFetchSuggestions(token);
+  }
+
+  onSuggestionSelected = (tokenStart, token, value) => {
+    this._restoreCaret = null;
+    this.props.onSuggestionSelected(tokenStart, token, value);
+  }
+
+  handleChangeSpoilerText = (e) => {
+    this.props.onChangeSpoilerText(e.target.value);
+  }
+
+  componentWillReceiveProps (nextProps) {
+    // If this is the update where we've finished uploading,
+    // save the last caret position so we can restore it below!
+    if (!nextProps.is_uploading && this.props.is_uploading) {
+      this._restoreCaret = this.autosuggestTextarea.textarea.selectionStart;
+    }
+  }
+
+  componentDidUpdate (prevProps) {
+    // This statement does several things:
+    // - If we're beginning a reply, and,
+    //     - Replying to zero or one users, places the cursor at the end of the textbox.
+    //     - Replying to more than one user, selects any usernames past the first;
+    //       this provides a convenient shortcut to drop everyone else from the conversation.
+    // - If we've just finished uploading an image, and have a saved caret position,
+    //   restores the cursor to that position after the text changes!
+    if (this.props.focusDate !== prevProps.focusDate || (prevProps.is_uploading && !this.props.is_uploading && typeof this._restoreCaret === 'number')) {
+      let selectionEnd, selectionStart;
+
+      if (this.props.preselectDate !== prevProps.preselectDate) {
+        selectionEnd   = this.props.text.length;
+        selectionStart = this.props.text.search(/\s/) + 1;
+      } else if (typeof this._restoreCaret === 'number') {
+        selectionStart = this._restoreCaret;
+        selectionEnd   = this._restoreCaret;
+      } else {
+        selectionEnd   = this.props.text.length;
+        selectionStart = selectionEnd;
+      }
+
+      this.autosuggestTextarea.textarea.setSelectionRange(selectionStart, selectionEnd);
+      this.autosuggestTextarea.textarea.focus();
+    } else if(prevProps.is_submitting && !this.props.is_submitting) {
+      this.autosuggestTextarea.textarea.focus();
+    }
+  }
+
+  setAutosuggestTextarea = (c) => {
+    this.autosuggestTextarea = c;
+  }
+
+  handleEmojiPick = (data) => {
+    const position     = this.autosuggestTextarea.textarea.selectionStart;
+    const emojiChar    = data.native;
+    this._restoreCaret = position + emojiChar.length + 1;
+    this.props.onPickEmoji(position, data);
+  }
+
+  render () {
+    const { intl, onPaste, showSearch } = this.props;
+    const disabled = this.props.is_submitting;
+    const text     = [this.props.spoiler_text, countableText(this.props.text)].join('');
+
+    let publishText = '';
+
+    if (this.props.privacy === 'private' || this.props.privacy === 'direct') {
+      publishText = <span className='compose-form__publish-private'><i className='fa fa-lock' /> {intl.formatMessage(messages.publish)}</span>;
+    } else {
+      publishText = this.props.privacy !== 'unlisted' ? intl.formatMessage(messages.publishLoud, { publish: intl.formatMessage(messages.publish) }) : intl.formatMessage(messages.publish);
+    }
+
+    return (
+      <div className='compose-form'>
+        <Collapsable isVisible={this.props.spoiler} fullHeight={50}>
+          <div className='spoiler-input'>
+            <label>
+              <span style={{ display: 'none' }}>{intl.formatMessage(messages.spoiler_placeholder)}</span>
+              <input placeholder={intl.formatMessage(messages.spoiler_placeholder)} value={this.props.spoiler_text} onChange={this.handleChangeSpoilerText} onKeyDown={this.handleKeyDown} type='text' className='spoiler-input__input'  id='cw-spoiler-input' />
+            </label>
+          </div>
+        </Collapsable>
+
+        <WarningContainer />
+
+        <ReplyIndicatorContainer />
+
+        <div className='compose-form__autosuggest-wrapper'>
+          <AutosuggestTextarea
+            ref={this.setAutosuggestTextarea}
+            placeholder={intl.formatMessage(messages.placeholder)}
+            disabled={disabled}
+            value={this.props.text}
+            onChange={this.handleChange}
+            suggestions={this.props.suggestions}
+            onKeyDown={this.handleKeyDown}
+            onSuggestionsFetchRequested={this.onSuggestionsFetchRequested}
+            onSuggestionsClearRequested={this.onSuggestionsClearRequested}
+            onSuggestionSelected={this.onSuggestionSelected}
+            onPaste={onPaste}
+            autoFocus={!showSearch && !isMobile(window.innerWidth)}
+          />
+
+          <EmojiPickerDropdown onPickEmoji={this.handleEmojiPick} />
+        </div>
+
+        <div className='compose-form__modifiers'>
+          <UploadFormContainer />
+        </div>
+
+        <div className='compose-form__buttons-wrapper'>
+          <div className='compose-form__buttons'>
+            <UploadButtonContainer />
+            <PrivacyDropdownContainer />
+            <SensitiveButtonContainer />
+            <SpoilerButtonContainer />
+          </div>
+
+          <div className='compose-form__publish'>
+            <div className='character-counter__wrapper'><CharacterCounter max={500} text={text} /></div>
+            <div className='compose-form__publish-button-wrapper'><Button text={publishText} onClick={this.handleSubmit} disabled={disabled || this.props.is_uploading || length(text) > 500 || (text.length !== 0 && text.trim().length === 0)} block /></div>
+          </div>
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/emoji_picker_dropdown.js

@@ -0,0 +1,376 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { defineMessages, injectIntl } from 'react-intl';
+import { EmojiPicker as EmojiPickerAsync } from '../../ui/util/async-components';
+import Overlay from 'react-overlays/lib/Overlay';
+import classNames from 'classnames';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import detectPassiveEvents from 'detect-passive-events';
+import { buildCustomEmojis } from '../../emoji/emoji';
+
+const messages = defineMessages({
+  emoji: { id: 'emoji_button.label', defaultMessage: 'Insert emoji' },
+  emoji_search: { id: 'emoji_button.search', defaultMessage: 'Search...' },
+  emoji_not_found: { id: 'emoji_button.not_found', defaultMessage: 'No emojos!! (╯°□°）╯︵ ┻━┻' },
+  custom: { id: 'emoji_button.custom', defaultMessage: 'Custom' },
+  recent: { id: 'emoji_button.recent', defaultMessage: 'Frequently used' },
+  search_results: { id: 'emoji_button.search_results', defaultMessage: 'Search results' },
+  people: { id: 'emoji_button.people', defaultMessage: 'People' },
+  nature: { id: 'emoji_button.nature', defaultMessage: 'Nature' },
+  food: { id: 'emoji_button.food', defaultMessage: 'Food & Drink' },
+  activity: { id: 'emoji_button.activity', defaultMessage: 'Activity' },
+  travel: { id: 'emoji_button.travel', defaultMessage: 'Travel & Places' },
+  objects: { id: 'emoji_button.objects', defaultMessage: 'Objects' },
+  symbols: { id: 'emoji_button.symbols', defaultMessage: 'Symbols' },
+  flags: { id: 'emoji_button.flags', defaultMessage: 'Flags' },
+});
+
+const assetHost = process.env.CDN_HOST || '';
+let EmojiPicker, Emoji; // load asynchronously
+
+const backgroundImageFn = () => `${assetHost}/emoji/sheet.png`;
+const listenerOptions = detectPassiveEvents.hasSupport ? { passive: true } : false;
+
+const categoriesSort = [
+  'recent',
+  'custom',
+  'people',
+  'nature',
+  'foods',
+  'activity',
+  'places',
+  'objects',
+  'symbols',
+  'flags',
+];
+
+class ModifierPickerMenu extends React.PureComponent {
+
+  static propTypes = {
+    active: PropTypes.bool,
+    onSelect: PropTypes.func.isRequired,
+    onClose: PropTypes.func.isRequired,
+  };
+
+  handleClick = e => {
+    this.props.onSelect(e.currentTarget.getAttribute('data-index') * 1);
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.active) {
+      this.attachListeners();
+    } else {
+      this.removeListeners();
+    }
+  }
+
+  componentWillUnmount () {
+    this.removeListeners();
+  }
+
+  handleDocumentClick = e => {
+    if (this.node && !this.node.contains(e.target)) {
+      this.props.onClose();
+    }
+  }
+
+  attachListeners () {
+    document.addEventListener('click', this.handleDocumentClick, false);
+    document.addEventListener('touchend', this.handleDocumentClick, listenerOptions);
+  }
+
+  removeListeners () {
+    document.removeEventListener('click', this.handleDocumentClick, false);
+    document.removeEventListener('touchend', this.handleDocumentClick, listenerOptions);
+  }
+
+  setRef = c => {
+    this.node = c;
+  }
+
+  render () {
+    const { active } = this.props;
+
+    return (
+      <div className='emoji-picker-dropdown__modifiers__menu' style={{ display: active ? 'block' : 'none' }} ref={this.setRef}>
+        <button onClick={this.handleClick} data-index={1}><Emoji emoji='fist' set='twitter' size={22} sheetSize={32} skin={1} backgroundImageFn={backgroundImageFn} /></button>
+        <button onClick={this.handleClick} data-index={2}><Emoji emoji='fist' set='twitter' size={22} sheetSize={32} skin={2} backgroundImageFn={backgroundImageFn} /></button>
+        <button onClick={this.handleClick} data-index={3}><Emoji emoji='fist' set='twitter' size={22} sheetSize={32} skin={3} backgroundImageFn={backgroundImageFn} /></button>
+        <button onClick={this.handleClick} data-index={4}><Emoji emoji='fist' set='twitter' size={22} sheetSize={32} skin={4} backgroundImageFn={backgroundImageFn} /></button>
+        <button onClick={this.handleClick} data-index={5}><Emoji emoji='fist' set='twitter' size={22} sheetSize={32} skin={5} backgroundImageFn={backgroundImageFn} /></button>
+        <button onClick={this.handleClick} data-index={6}><Emoji emoji='fist' set='twitter' size={22} sheetSize={32} skin={6} backgroundImageFn={backgroundImageFn} /></button>
+      </div>
+    );
+  }
+
+}
+
+class ModifierPicker extends React.PureComponent {
+
+  static propTypes = {
+    active: PropTypes.bool,
+    modifier: PropTypes.number,
+    onChange: PropTypes.func,
+    onClose: PropTypes.func,
+    onOpen: PropTypes.func,
+  };
+
+  handleClick = () => {
+    if (this.props.active) {
+      this.props.onClose();
+    } else {
+      this.props.onOpen();
+    }
+  }
+
+  handleSelect = modifier => {
+    this.props.onChange(modifier);
+    this.props.onClose();
+  }
+
+  render () {
+    const { active, modifier } = this.props;
+
+    return (
+      <div className='emoji-picker-dropdown__modifiers'>
+        <Emoji emoji='fist' set='twitter' size={22} sheetSize={32} skin={modifier} onClick={this.handleClick} backgroundImageFn={backgroundImageFn} />
+        <ModifierPickerMenu active={active} onSelect={this.handleSelect} onClose={this.props.onClose} />
+      </div>
+    );
+  }
+
+}
+
+@injectIntl
+class EmojiPickerMenu extends React.PureComponent {
+
+  static propTypes = {
+    custom_emojis: ImmutablePropTypes.list,
+    frequentlyUsedEmojis: PropTypes.arrayOf(PropTypes.string),
+    loading: PropTypes.bool,
+    onClose: PropTypes.func.isRequired,
+    onPick: PropTypes.func.isRequired,
+    style: PropTypes.object,
+    placement: PropTypes.string,
+    arrowOffsetLeft: PropTypes.string,
+    arrowOffsetTop: PropTypes.string,
+    intl: PropTypes.object.isRequired,
+    skinTone: PropTypes.number.isRequired,
+    onSkinTone: PropTypes.func.isRequired,
+  };
+
+  static defaultProps = {
+    style: {},
+    loading: true,
+    placement: 'bottom',
+    frequentlyUsedEmojis: [],
+  };
+
+  state = {
+    modifierOpen: false,
+  };
+
+  handleDocumentClick = e => {
+    if (this.node && !this.node.contains(e.target)) {
+      this.props.onClose();
+    }
+  }
+
+  componentDidMount () {
+    document.addEventListener('click', this.handleDocumentClick, false);
+    document.addEventListener('touchend', this.handleDocumentClick, listenerOptions);
+  }
+
+  componentWillUnmount () {
+    document.removeEventListener('click', this.handleDocumentClick, false);
+    document.removeEventListener('touchend', this.handleDocumentClick, listenerOptions);
+  }
+
+  setRef = c => {
+    this.node = c;
+  }
+
+  getI18n = () => {
+    const { intl } = this.props;
+
+    return {
+      search: intl.formatMessage(messages.emoji_search),
+      notfound: intl.formatMessage(messages.emoji_not_found),
+      categories: {
+        search: intl.formatMessage(messages.search_results),
+        recent: intl.formatMessage(messages.recent),
+        people: intl.formatMessage(messages.people),
+        nature: intl.formatMessage(messages.nature),
+        foods: intl.formatMessage(messages.food),
+        activity: intl.formatMessage(messages.activity),
+        places: intl.formatMessage(messages.travel),
+        objects: intl.formatMessage(messages.objects),
+        symbols: intl.formatMessage(messages.symbols),
+        flags: intl.formatMessage(messages.flags),
+        custom: intl.formatMessage(messages.custom),
+      },
+    };
+  }
+
+  handleClick = emoji => {
+    if (!emoji.native) {
+      emoji.native = emoji.colons;
+    }
+
+    this.props.onClose();
+    this.props.onPick(emoji);
+  }
+
+  handleModifierOpen = () => {
+    this.setState({ modifierOpen: true });
+  }
+
+  handleModifierClose = () => {
+    this.setState({ modifierOpen: false });
+  }
+
+  handleModifierChange = modifier => {
+    this.props.onSkinTone(modifier);
+  }
+
+  render () {
+    const { loading, style, intl, custom_emojis, skinTone, frequentlyUsedEmojis } = this.props;
+
+    if (loading) {
+      return <div style={{ width: 299 }} />;
+    }
+
+    const title = intl.formatMessage(messages.emoji);
+    const { modifierOpen } = this.state;
+
+    return (
+      <div className={classNames('emoji-picker-dropdown__menu', { selecting: modifierOpen })} style={style} ref={this.setRef}>
+        <EmojiPicker
+          perLine={8}
+          emojiSize={22}
+          sheetSize={32}
+          custom={buildCustomEmojis(custom_emojis)}
+          color=''
+          emoji=''
+          set='twitter'
+          title={title}
+          i18n={this.getI18n()}
+          onClick={this.handleClick}
+          include={categoriesSort}
+          recent={frequentlyUsedEmojis}
+          skin={skinTone}
+          showPreview={false}
+          backgroundImageFn={backgroundImageFn}
+          emojiTooltip
+        />
+
+        <ModifierPicker
+          active={modifierOpen}
+          modifier={skinTone}
+          onOpen={this.handleModifierOpen}
+          onClose={this.handleModifierClose}
+          onChange={this.handleModifierChange}
+        />
+      </div>
+    );
+  }
+
+}
+
+@injectIntl
+export default class EmojiPickerDropdown extends React.PureComponent {
+
+  static propTypes = {
+    custom_emojis: ImmutablePropTypes.list,
+    frequentlyUsedEmojis: PropTypes.arrayOf(PropTypes.string),
+    intl: PropTypes.object.isRequired,
+    onPickEmoji: PropTypes.func.isRequired,
+    onSkinTone: PropTypes.func.isRequired,
+    skinTone: PropTypes.number.isRequired,
+  };
+
+  state = {
+    active: false,
+    loading: false,
+  };
+
+  setRef = (c) => {
+    this.dropdown = c;
+  }
+
+  onShowDropdown = () => {
+    this.setState({ active: true });
+
+    if (!EmojiPicker) {
+      this.setState({ loading: true });
+
+      EmojiPickerAsync().then(EmojiMart => {
+        EmojiPicker = EmojiMart.Picker;
+        Emoji       = EmojiMart.Emoji;
+
+        this.setState({ loading: false });
+      }).catch(() => {
+        this.setState({ loading: false });
+      });
+    }
+  }
+
+  onHideDropdown = () => {
+    this.setState({ active: false });
+  }
+
+  onToggle = (e) => {
+    if (!this.state.loading && (!e.key || e.key === 'Enter')) {
+      if (this.state.active) {
+        this.onHideDropdown();
+      } else {
+        this.onShowDropdown();
+      }
+    }
+  }
+
+  handleKeyDown = e => {
+    if (e.key === 'Escape') {
+      this.onHideDropdown();
+    }
+  }
+
+  setTargetRef = c => {
+    this.target = c;
+  }
+
+  findTarget = () => {
+    return this.target;
+  }
+
+  render () {
+    const { intl, onPickEmoji, onSkinTone, skinTone, frequentlyUsedEmojis } = this.props;
+    const title = intl.formatMessage(messages.emoji);
+    const { active, loading } = this.state;
+
+    return (
+      <div className='emoji-picker-dropdown' onKeyDown={this.handleKeyDown}>
+        <div ref={this.setTargetRef} className='emoji-button' title={title} aria-label={title} aria-expanded={active} role='button' onClick={this.onToggle} onKeyDown={this.onToggle} tabIndex={0}>
+          <img
+            className={classNames('emojione', { 'pulse-loading': active && loading })}
+            alt='🙂'
+            src={`${assetHost}/emoji/1f602.svg`}
+          />
+        </div>
+
+        <Overlay show={active} placement='bottom' target={this.findTarget}>
+          <EmojiPickerMenu
+            custom_emojis={this.props.custom_emojis}
+            loading={loading}
+            onClose={this.onHideDropdown}
+            onPick={onPickEmoji}
+            onSkinTone={onSkinTone}
+            skinTone={skinTone}
+            frequentlyUsedEmojis={frequentlyUsedEmojis}
+          />
+        </Overlay>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/navigation_bar.js

@@ -0,0 +1,38 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import Avatar from '../../../components/avatar';
+import IconButton from '../../../components/icon_button';
+import Permalink from '../../../components/permalink';
+import { FormattedMessage } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+export default class NavigationBar extends ImmutablePureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map.isRequired,
+    onClose: PropTypes.func.isRequired,
+  };
+
+  render () {
+    return (
+      <div className='navigation-bar'>
+        <Permalink href={this.props.account.get('url')} to={`/accounts/${this.props.account.get('id')}`}>
+          <span style={{ display: 'none' }}>{this.props.account.get('acct')}</span>
+          <Avatar account={this.props.account} size={40} />
+        </Permalink>
+
+        <div className='navigation-bar__profile'>
+          <Permalink href={this.props.account.get('url')} to={`/accounts/${this.props.account.get('id')}`}>
+            <strong className='navigation-bar__profile-account'>@{this.props.account.get('acct')}</strong>
+          </Permalink>
+
+          <a href='/settings/profile' className='navigation-bar__profile-edit'><FormattedMessage id='navigation_bar.edit_profile' defaultMessage='Edit profile' /></a>
+        </div>
+
+        <IconButton title='' icon='close' onClick={this.props.onClose} />
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/privacy_dropdown.js

@@ -0,0 +1,200 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { injectIntl, defineMessages } from 'react-intl';
+import IconButton from '../../../components/icon_button';
+import Overlay from 'react-overlays/lib/Overlay';
+import Motion from '../../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+import detectPassiveEvents from 'detect-passive-events';
+import classNames from 'classnames';
+
+const messages = defineMessages({
+  public_short: { id: 'privacy.public.short', defaultMessage: 'Public' },
+  public_long: { id: 'privacy.public.long', defaultMessage: 'Post to public timelines' },
+  unlisted_short: { id: 'privacy.unlisted.short', defaultMessage: 'Unlisted' },
+  unlisted_long: { id: 'privacy.unlisted.long', defaultMessage: 'Do not show in public timelines' },
+  private_short: { id: 'privacy.private.short', defaultMessage: 'Followers-only' },
+  private_long: { id: 'privacy.private.long', defaultMessage: 'Post to followers only' },
+  direct_short: { id: 'privacy.direct.short', defaultMessage: 'Direct' },
+  direct_long: { id: 'privacy.direct.long', defaultMessage: 'Post to mentioned users only' },
+  change_privacy: { id: 'privacy.change', defaultMessage: 'Adjust status privacy' },
+});
+
+const listenerOptions = detectPassiveEvents.hasSupport ? { passive: true } : false;
+
+class PrivacyDropdownMenu extends React.PureComponent {
+
+  static propTypes = {
+    style: PropTypes.object,
+    items: PropTypes.array.isRequired,
+    value: PropTypes.string.isRequired,
+    onClose: PropTypes.func.isRequired,
+    onChange: PropTypes.func.isRequired,
+  };
+
+  handleDocumentClick = e => {
+    if (this.node && !this.node.contains(e.target)) {
+      this.props.onClose();
+    }
+  }
+
+  handleClick = e => {
+    if (e.key === 'Escape') {
+      this.props.onClose();
+    } else if (!e.key || e.key === 'Enter') {
+      const value = e.currentTarget.getAttribute('data-index');
+
+      e.preventDefault();
+
+      this.props.onClose();
+      this.props.onChange(value);
+    }
+  }
+
+  componentDidMount () {
+    document.addEventListener('click', this.handleDocumentClick, false);
+    document.addEventListener('touchend', this.handleDocumentClick, listenerOptions);
+  }
+
+  componentWillUnmount () {
+    document.removeEventListener('click', this.handleDocumentClick, false);
+    document.removeEventListener('touchend', this.handleDocumentClick, listenerOptions);
+  }
+
+  setRef = c => {
+    this.node = c;
+  }
+
+  render () {
+    const { style, items, value } = this.props;
+
+    return (
+      <Motion defaultStyle={{ opacity: 0, scaleX: 0.85, scaleY: 0.75 }} style={{ opacity: spring(1, { damping: 35, stiffness: 400 }), scaleX: spring(1, { damping: 35, stiffness: 400 }), scaleY: spring(1, { damping: 35, stiffness: 400 }) }}>
+        {({ opacity, scaleX, scaleY }) => (
+          <div className='privacy-dropdown__dropdown' style={{ ...style, opacity: opacity, transform: `scale(${scaleX}, ${scaleY})` }} ref={this.setRef}>
+            {items.map(item =>
+              <div role='button' tabIndex='0' key={item.value} data-index={item.value} onKeyDown={this.handleClick} onClick={this.handleClick} className={classNames('privacy-dropdown__option', { active: item.value === value })}>
+                <div className='privacy-dropdown__option__icon'>
+                  <i className={`fa fa-fw fa-${item.icon}`} />
+                </div>
+
+                <div className='privacy-dropdown__option__content'>
+                  <strong>{item.text}</strong>
+                  {item.meta}
+                </div>
+              </div>
+            )}
+          </div>
+        )}
+      </Motion>
+    );
+  }
+
+}
+
+@injectIntl
+export default class PrivacyDropdown extends React.PureComponent {
+
+  static propTypes = {
+    isUserTouching: PropTypes.func,
+    isModalOpen: PropTypes.bool.isRequired,
+    onModalOpen: PropTypes.func,
+    onModalClose: PropTypes.func,
+    value: PropTypes.string.isRequired,
+    onChange: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  state = {
+    open: false,
+  };
+
+  handleToggle = () => {
+    if (this.props.isUserTouching()) {
+      if (this.state.open) {
+        this.props.onModalClose();
+      } else {
+        this.props.onModalOpen({
+          actions: this.options.map(option => ({ ...option, active: option.value === this.props.value })),
+          onClick: this.handleModalActionClick,
+        });
+      }
+    } else {
+      this.setState({ open: !this.state.open });
+    }
+  }
+
+  handleModalActionClick = (e) => {
+    e.preventDefault();
+
+    const { value } = this.options[e.currentTarget.getAttribute('data-index')];
+
+    this.props.onModalClose();
+    this.props.onChange(value);
+  }
+
+  handleKeyDown = e => {
+    switch(e.key) {
+    case 'Enter':
+      this.handleToggle();
+      break;
+    case 'Escape':
+      this.handleClose();
+      break;
+    }
+  }
+
+  handleClose = () => {
+    this.setState({ open: false });
+  }
+
+  handleChange = value => {
+    this.props.onChange(value);
+  }
+
+  componentWillMount () {
+    const { intl: { formatMessage } } = this.props;
+
+    this.options = [
+      { icon: 'globe', value: 'public', text: formatMessage(messages.public_short), meta: formatMessage(messages.public_long) },
+      { icon: 'unlock-alt', value: 'unlisted', text: formatMessage(messages.unlisted_short), meta: formatMessage(messages.unlisted_long) },
+      { icon: 'lock', value: 'private', text: formatMessage(messages.private_short), meta: formatMessage(messages.private_long) },
+      { icon: 'envelope', value: 'direct', text: formatMessage(messages.direct_short), meta: formatMessage(messages.direct_long) },
+    ];
+  }
+
+  render () {
+    const { value, intl } = this.props;
+    const { open } = this.state;
+
+    const valueOption = this.options.find(item => item.value === value);
+
+    return (
+      <div className={classNames('privacy-dropdown', { active: open })} onKeyDown={this.handleKeyDown}>
+        <div className={classNames('privacy-dropdown__value', { active: this.options.indexOf(valueOption) === 0 })}>
+          <IconButton
+            className='privacy-dropdown__value-icon'
+            icon={valueOption.icon}
+            title={intl.formatMessage(messages.change_privacy)}
+            size={18}
+            expanded={open}
+            active={open}
+            inverted
+            onClick={this.handleToggle}
+            style={{ height: null, lineHeight: '27px' }}
+          />
+        </div>
+
+        <Overlay show={open} placement='bottom' target={this}>
+          <PrivacyDropdownMenu
+            items={this.options}
+            value={value}
+            onClose={this.handleClose}
+            onChange={this.handleChange}
+          />
+        </Overlay>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/reply_indicator.js

@@ -0,0 +1,63 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import Avatar from '../../../components/avatar';
+import IconButton from '../../../components/icon_button';
+import DisplayName from '../../../components/display_name';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  cancel: { id: 'reply_indicator.cancel', defaultMessage: 'Cancel' },
+});
+
+@injectIntl
+export default class ReplyIndicator extends ImmutablePureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    status: ImmutablePropTypes.map,
+    onCancel: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  handleClick = () => {
+    this.props.onCancel();
+  }
+
+  handleAccountClick = (e) => {
+    if (e.button === 0) {
+      e.preventDefault();
+      this.context.router.history.push(`/accounts/${this.props.status.getIn(['account', 'id'])}`);
+    }
+  }
+
+  render () {
+    const { status, intl } = this.props;
+
+    if (!status) {
+      return null;
+    }
+
+    const content  = { __html: status.get('contentHtml') };
+
+    return (
+      <div className='reply-indicator'>
+        <div className='reply-indicator__header'>
+          <div className='reply-indicator__cancel'><IconButton title={intl.formatMessage(messages.cancel)} icon='times' onClick={this.handleClick} /></div>
+
+          <a href={status.getIn(['account', 'url'])} onClick={this.handleAccountClick} className='reply-indicator__display-name'>
+            <div className='reply-indicator__display-avatar'><Avatar account={status.get('account')} size={24} /></div>
+            <DisplayName account={status.get('account')} />
+          </a>
+        </div>
+
+        <div className='reply-indicator__content' dangerouslySetInnerHTML={content} />
+      </div>
+    );
+  }
+
+}

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

@@ -0,0 +1,129 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import Overlay from 'react-overlays/lib/Overlay';
+import Motion from '../../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+
+const messages = defineMessages({
+  placeholder: { id: 'search.placeholder', defaultMessage: 'Search' },
+});
+
+class SearchPopout extends React.PureComponent {
+
+  static propTypes = {
+    style: PropTypes.object,
+  };
+
+  render () {
+    const { style } = this.props;
+
+    return (
+      <div style={{ ...style, position: 'absolute', width: 285 }}>
+        <Motion defaultStyle={{ opacity: 0, scaleX: 0.85, scaleY: 0.75 }} style={{ opacity: spring(1, { damping: 35, stiffness: 400 }), scaleX: spring(1, { damping: 35, stiffness: 400 }), scaleY: spring(1, { damping: 35, stiffness: 400 }) }}>
+          {({ opacity, scaleX, scaleY }) => (
+            <div className='search-popout' style={{ opacity: opacity, transform: `scale(${scaleX}, ${scaleY})` }}>
+              <h4><FormattedMessage id='search_popout.search_format' defaultMessage='Advanced search format' /></h4>
+
+              <ul>
+                <li><em>#example</em> <FormattedMessage id='search_popout.tips.hashtag' defaultMessage='hashtag' /></li>
+                <li><em>@username@domain</em> <FormattedMessage id='search_popout.tips.user' defaultMessage='user' /></li>
+                <li><em>URL</em> <FormattedMessage id='search_popout.tips.user' defaultMessage='user' /></li>
+                <li><em>URL</em> <FormattedMessage id='search_popout.tips.status' defaultMessage='status' /></li>
+              </ul>
+
+              <FormattedMessage id='search_popout.tips.text' defaultMessage='Simple text returns matching display names, usernames and hashtags' />
+            </div>
+          )}
+        </Motion>
+      </div>
+    );
+  }
+
+}
+
+@injectIntl
+export default class Search extends React.PureComponent {
+
+  static propTypes = {
+    value: PropTypes.string.isRequired,
+    submitted: PropTypes.bool,
+    onChange: PropTypes.func.isRequired,
+    onSubmit: PropTypes.func.isRequired,
+    onClear: PropTypes.func.isRequired,
+    onShow: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  state = {
+    expanded: false,
+  };
+
+  handleChange = (e) => {
+    this.props.onChange(e.target.value);
+  }
+
+  handleClear = (e) => {
+    e.preventDefault();
+
+    if (this.props.value.length > 0 || this.props.submitted) {
+      this.props.onClear();
+    }
+  }
+
+  handleKeyDown = (e) => {
+    if (e.key === 'Enter') {
+      e.preventDefault();
+      this.props.onSubmit();
+    } else if (e.key === 'Escape') {
+      document.querySelector('.ui').parentElement.focus();
+    }
+  }
+
+  noop () {
+
+  }
+
+  handleFocus = () => {
+    this.setState({ expanded: true });
+    this.props.onShow();
+  }
+
+  handleBlur = () => {
+    this.setState({ expanded: false });
+  }
+
+  render () {
+    const { intl, value, submitted } = this.props;
+    const { expanded } = this.state;
+    const hasValue = value.length > 0 || submitted;
+
+    return (
+      <div className='search'>
+        <label>
+          <span style={{ display: 'none' }}>{intl.formatMessage(messages.placeholder)}</span>
+          <input
+            className='search__input'
+            type='text'
+            placeholder={intl.formatMessage(messages.placeholder)}
+            value={value}
+            onChange={this.handleChange}
+            onKeyUp={this.handleKeyDown}
+            onFocus={this.handleFocus}
+            onBlur={this.handleBlur}
+          />
+        </label>
+
+        <div role='button' tabIndex='0' className='search__icon' onClick={this.handleClear}>
+          <i className={`fa fa-search ${hasValue ? '' : 'active'}`} />
+          <i aria-label={intl.formatMessage(messages.placeholder)} className={`fa fa-times-circle ${hasValue ? 'active' : ''}`} />
+        </div>
+
+        <Overlay show={expanded && !hasValue} placement='bottom' target={this}>
+          <SearchPopout />
+        </Overlay>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/search_results.js

@@ -0,0 +1,65 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { FormattedMessage } from 'react-intl';
+import AccountContainer from '../../../containers/account_container';
+import StatusContainer from '../../../containers/status_container';
+import { Link } from 'react-router-dom';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+export default class SearchResults extends ImmutablePureComponent {
+
+  static propTypes = {
+    results: ImmutablePropTypes.map.isRequired,
+  };
+
+  render () {
+    const { results } = this.props;
+
+    let accounts, statuses, hashtags;
+    let count = 0;
+
+    if (results.get('accounts') && results.get('accounts').size > 0) {
+      count   += results.get('accounts').size;
+      accounts = (
+        <div className='search-results__section'>
+          {results.get('accounts').map(accountId => <AccountContainer key={accountId} id={accountId} />)}
+        </div>
+      );
+    }
+
+    if (results.get('statuses') && results.get('statuses').size > 0) {
+      count   += results.get('statuses').size;
+      statuses = (
+        <div className='search-results__section'>
+          {results.get('statuses').map(statusId => <StatusContainer key={statusId} id={statusId} />)}
+        </div>
+      );
+    }
+
+    if (results.get('hashtags') && results.get('hashtags').size > 0) {
+      count += results.get('hashtags').size;
+      hashtags = (
+        <div className='search-results__section'>
+          {results.get('hashtags').map(hashtag =>
+            <Link key={hashtag} className='search-results__hashtag' to={`/timelines/tag/${hashtag}`}>
+              #{hashtag}
+            </Link>
+          )}
+        </div>
+      );
+    }
+
+    return (
+      <div className='search-results'>
+        <div className='search-results__header'>
+          <FormattedMessage id='search_results.total' defaultMessage='{count, number} {count, plural, one {result} other {results}}' values={{ count }} />
+        </div>
+
+        {accounts}
+        {statuses}
+        {hashtags}
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/text_icon_button.js

@@ -0,0 +1,29 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+
+export default class TextIconButton extends React.PureComponent {
+
+  static propTypes = {
+    label: PropTypes.string.isRequired,
+    title: PropTypes.string,
+    active: PropTypes.bool,
+    onClick: PropTypes.func.isRequired,
+    ariaControls: PropTypes.string,
+  };
+
+  handleClick = (e) => {
+    e.preventDefault();
+    this.props.onClick();
+  }
+
+  render () {
+    const { label, title, active, ariaControls } = this.props;
+
+    return (
+      <button title={title} aria-label={title} className={`text-icon-button ${active ? 'active' : ''}`} aria-expanded={active} onClick={this.handleClick} aria-controls={ariaControls}>
+        {label}
+      </button>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/upload.js

@@ -0,0 +1,96 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import IconButton from '../../../components/icon_button';
+import Motion from '../../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { defineMessages, injectIntl } from 'react-intl';
+import classNames from 'classnames';
+
+const messages = defineMessages({
+  undo: { id: 'upload_form.undo', defaultMessage: 'Undo' },
+  description: { id: 'upload_form.description', defaultMessage: 'Describe for the visually impaired' },
+});
+
+@injectIntl
+export default class Upload extends ImmutablePureComponent {
+
+  static propTypes = {
+    media: ImmutablePropTypes.map.isRequired,
+    intl: PropTypes.object.isRequired,
+    onUndo: PropTypes.func.isRequired,
+    onDescriptionChange: PropTypes.func.isRequired,
+  };
+
+  state = {
+    hovered: false,
+    focused: false,
+    dirtyDescription: null,
+  };
+
+  handleUndoClick = () => {
+    this.props.onUndo(this.props.media.get('id'));
+  }
+
+  handleInputChange = e => {
+    this.setState({ dirtyDescription: e.target.value });
+  }
+
+  handleMouseEnter = () => {
+    this.setState({ hovered: true });
+  }
+
+  handleMouseLeave = () => {
+    this.setState({ hovered: false });
+  }
+
+  handleInputFocus = () => {
+    this.setState({ focused: true });
+  }
+
+  handleInputBlur = () => {
+    const { dirtyDescription } = this.state;
+
+    this.setState({ focused: false, dirtyDescription: null });
+
+    if (dirtyDescription !== null) {
+      this.props.onDescriptionChange(this.props.media.get('id'), dirtyDescription);
+    }
+  }
+
+  render () {
+    const { intl, media } = this.props;
+    const active          = this.state.hovered || this.state.focused;
+    const description     = this.state.dirtyDescription || media.get('description') || '';
+
+    return (
+      <div className='compose-form__upload' onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
+        <Motion defaultStyle={{ scale: 0.8 }} style={{ scale: spring(1, { stiffness: 180, damping: 12 }) }}>
+          {({ scale }) => (
+            <div className='compose-form__upload-thumbnail' style={{ transform: `scale(${scale})`, backgroundImage: `url(${media.get('preview_url')})` }}>
+              <IconButton icon='times' title={intl.formatMessage(messages.undo)} size={36} onClick={this.handleUndoClick} />
+
+              <div className={classNames('compose-form__upload-description', { active })}>
+                <label>
+                  <span style={{ display: 'none' }}>{intl.formatMessage(messages.description)}</span>
+
+                  <input
+                    placeholder={intl.formatMessage(messages.description)}
+                    type='text'
+                    value={description}
+                    maxLength={420}
+                    onFocus={this.handleInputFocus}
+                    onChange={this.handleInputChange}
+                    onBlur={this.handleInputBlur}
+                  />
+                </label>
+              </div>
+            </div>
+          )}
+        </Motion>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/upload_button.js

@@ -0,0 +1,77 @@
+import React from 'react';
+import IconButton from '../../../components/icon_button';
+import PropTypes from 'prop-types';
+import { defineMessages, injectIntl } from 'react-intl';
+import { connect } from 'react-redux';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+
+const messages = defineMessages({
+  upload: { id: 'upload_button.label', defaultMessage: 'Add media' },
+});
+
+const makeMapStateToProps = () => {
+  const mapStateToProps = state => ({
+    acceptContentTypes: state.getIn(['media_attachments', 'accept_content_types']),
+  });
+
+  return mapStateToProps;
+};
+
+const iconStyle = {
+  height: null,
+  lineHeight: '27px',
+};
+
+@connect(makeMapStateToProps)
+@injectIntl
+export default class UploadButton extends ImmutablePureComponent {
+
+  static propTypes = {
+    disabled: PropTypes.bool,
+    onSelectFile: PropTypes.func.isRequired,
+    style: PropTypes.object,
+    resetFileKey: PropTypes.number,
+    acceptContentTypes: ImmutablePropTypes.listOf(PropTypes.string).isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  handleChange = (e) => {
+    if (e.target.files.length > 0) {
+      this.props.onSelectFile(e.target.files);
+    }
+  }
+
+  handleClick = () => {
+    this.fileElement.click();
+  }
+
+  setRef = (c) => {
+    this.fileElement = c;
+  }
+
+  render () {
+
+    const { intl, resetFileKey, disabled, acceptContentTypes } = this.props;
+
+    return (
+      <div className='compose-form__upload-button'>
+        <IconButton icon='camera' title={intl.formatMessage(messages.upload)} disabled={disabled} onClick={this.handleClick} className='compose-form__upload-button-icon' size={18} inverted style={iconStyle} />
+        <label>
+          <span style={{ display: 'none' }}>{intl.formatMessage(messages.upload)}</span>
+          <input
+            key={resetFileKey}
+            ref={this.setRef}
+            type='file'
+            multiple={false}
+            accept={acceptContentTypes.toArray().join(',')}
+            onChange={this.handleChange}
+            disabled={disabled}
+            style={{ display: 'none' }}
+          />
+        </label>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/upload_form.js

@@ -0,0 +1,29 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import UploadProgressContainer from '../containers/upload_progress_container';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import UploadContainer from '../containers/upload_container';
+
+export default class UploadForm extends ImmutablePureComponent {
+
+  static propTypes = {
+    mediaIds: ImmutablePropTypes.list.isRequired,
+  };
+
+  render () {
+    const { mediaIds } = this.props;
+
+    return (
+      <div className='compose-form__upload-wrapper'>
+        <UploadProgressContainer />
+
+        <div className='compose-form__uploads-wrapper'>
+          {mediaIds.map(id => (
+            <UploadContainer id={id} key={id} />
+          ))}
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/upload_progress.js

@@ -0,0 +1,42 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import Motion from '../../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+import { FormattedMessage } from 'react-intl';
+
+export default class UploadProgress extends React.PureComponent {
+
+  static propTypes = {
+    active: PropTypes.bool,
+    progress: PropTypes.number,
+  };
+
+  render () {
+    const { active, progress } = this.props;
+
+    if (!active) {
+      return null;
+    }
+
+    return (
+      <div className='upload-progress'>
+        <div className='upload-progress__icon'>
+          <i className='fa fa-upload' />
+        </div>
+
+        <div className='upload-progress__message'>
+          <FormattedMessage id='upload_progress.label' defaultMessage='Uploading...' />
+
+          <div className='upload-progress__backdrop'>
+            <Motion defaultStyle={{ width: 0 }} style={{ width: spring(progress) }}>
+              {({ width }) =>
+                <div className='upload-progress__tracker' style={{ width: `${width}%` }} />
+              }
+            </Motion>
+          </div>
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/components/warning.js

@@ -0,0 +1,26 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import Motion from '../../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+
+export default class Warning extends React.PureComponent {
+
+  static propTypes = {
+    message: PropTypes.node.isRequired,
+  };
+
+  render () {
+    const { message } = this.props;
+
+    return (
+      <Motion defaultStyle={{ opacity: 0, scaleX: 0.85, scaleY: 0.75 }} style={{ opacity: spring(1, { damping: 35, stiffness: 400 }), scaleX: spring(1, { damping: 35, stiffness: 400 }), scaleY: spring(1, { damping: 35, stiffness: 400 }) }}>
+        {({ opacity, scaleX, scaleY }) => (
+          <div className='compose-form__warning' style={{ opacity: opacity, transform: `scale(${scaleX}, ${scaleY})` }}>
+            {message}
+          </div>
+        )}
+      </Motion>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/containers/autosuggest_account_container.js

@@ -0,0 +1,15 @@
+import { connect } from 'react-redux';
+import AutosuggestAccount from '../components/autosuggest_account';
+import { makeGetAccount } from '../../../selectors';
+
+const makeMapStateToProps = () => {
+  const getAccount = makeGetAccount();
+
+  const mapStateToProps = (state, { id }) => ({
+    account: getAccount(state, id),
+  });
+
+  return mapStateToProps;
+};
+
+export default connect(makeMapStateToProps)(AutosuggestAccount);

app/javascript/mastodon/features/compose/containers/compose_form_container.js

@@ -0,0 +1,64 @@
+import { connect } from 'react-redux';
+import ComposeForm from '../components/compose_form';
+import { uploadCompose } from '../../../actions/compose';
+import {
+  changeCompose,
+  submitCompose,
+  clearComposeSuggestions,
+  fetchComposeSuggestions,
+  selectComposeSuggestion,
+  changeComposeSpoilerText,
+  insertEmojiCompose,
+} from '../../../actions/compose';
+
+const mapStateToProps = state => ({
+  text: state.getIn(['compose', 'text']),
+  suggestion_token: state.getIn(['compose', 'suggestion_token']),
+  suggestions: state.getIn(['compose', 'suggestions']),
+  spoiler: state.getIn(['compose', 'spoiler']),
+  spoiler_text: state.getIn(['compose', 'spoiler_text']),
+  privacy: state.getIn(['compose', 'privacy']),
+  focusDate: state.getIn(['compose', 'focusDate']),
+  preselectDate: state.getIn(['compose', 'preselectDate']),
+  is_submitting: state.getIn(['compose', 'is_submitting']),
+  is_uploading: state.getIn(['compose', 'is_uploading']),
+  showSearch: state.getIn(['search', 'submitted']) && !state.getIn(['search', 'hidden']),
+});
+
+const mapDispatchToProps = (dispatch) => ({
+
+  onChange (text) {
+    dispatch(changeCompose(text));
+  },
+
+  onSubmit () {
+    dispatch(submitCompose());
+  },
+
+  onClearSuggestions () {
+    dispatch(clearComposeSuggestions());
+  },
+
+  onFetchSuggestions (token) {
+    dispatch(fetchComposeSuggestions(token));
+  },
+
+  onSuggestionSelected (position, token, accountId) {
+    dispatch(selectComposeSuggestion(position, token, accountId));
+  },
+
+  onChangeSpoilerText (checked) {
+    dispatch(changeComposeSpoilerText(checked));
+  },
+
+  onPaste (files) {
+    dispatch(uploadCompose(files));
+  },
+
+  onPickEmoji (position, data) {
+    dispatch(insertEmojiCompose(position, data));
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(ComposeForm);

app/javascript/mastodon/features/compose/containers/emoji_picker_dropdown_container.js

@@ -0,0 +1,82 @@
+import { connect } from 'react-redux';
+import EmojiPickerDropdown from '../components/emoji_picker_dropdown';
+import { changeSetting } from '../../../actions/settings';
+import { createSelector } from 'reselect';
+import { Map as ImmutableMap } from 'immutable';
+import { useEmoji } from '../../../actions/emojis';
+
+const perLine = 8;
+const lines   = 2;
+
+const DEFAULTS = [
+  '+1',
+  'grinning',
+  'kissing_heart',
+  'heart_eyes',
+  'laughing',
+  'stuck_out_tongue_winking_eye',
+  'sweat_smile',
+  'joy',
+  'yum',
+  'disappointed',
+  'thinking_face',
+  'weary',
+  'sob',
+  'sunglasses',
+  'heart',
+  'ok_hand',
+];
+
+const getFrequentlyUsedEmojis = createSelector([
+  state => state.getIn(['settings', 'frequentlyUsedEmojis'], ImmutableMap()),
+], emojiCounters => {
+  let emojis = emojiCounters
+    .keySeq()
+    .sort((a, b) => emojiCounters.get(a) - emojiCounters.get(b))
+    .reverse()
+    .slice(0, perLine * lines)
+    .toArray();
+
+  if (emojis.length < DEFAULTS.length) {
+    emojis = emojis.concat(DEFAULTS.slice(0, DEFAULTS.length - emojis.length));
+  }
+
+  return emojis;
+});
+
+const getCustomEmojis = createSelector([
+  state => state.get('custom_emojis'),
+], emojis => emojis.filter(e => e.get('visible_in_picker')).sort((a, b) => {
+  const aShort = a.get('shortcode').toLowerCase();
+  const bShort = b.get('shortcode').toLowerCase();
+
+  if (aShort < bShort) {
+    return -1;
+  } else if (aShort > bShort ) {
+    return 1;
+  } else {
+    return 0;
+  }
+}));
+
+const mapStateToProps = state => ({
+  custom_emojis: getCustomEmojis(state),
+  skinTone: state.getIn(['settings', 'skinTone']),
+  frequentlyUsedEmojis: getFrequentlyUsedEmojis(state),
+});
+
+const mapDispatchToProps = (dispatch, { onPickEmoji }) => ({
+  onSkinTone: skinTone => {
+    dispatch(changeSetting(['skinTone'], skinTone));
+  },
+
+  onPickEmoji: emoji => {
+    dispatch(useEmoji(emoji));
+
+    if (onPickEmoji) {
+      onPickEmoji(emoji);
+    }
+  },
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(EmojiPickerDropdown);

app/javascript/mastodon/features/compose/containers/navigation_container.js

@@ -0,0 +1,11 @@
+import { connect }   from 'react-redux';
+import NavigationBar from '../components/navigation_bar';
+import { me } from '../../../initial_state';
+
+const mapStateToProps = state => {
+  return {
+    account: state.getIn(['accounts', me]),
+  };
+};
+
+export default connect(mapStateToProps)(NavigationBar);

app/javascript/mastodon/features/compose/containers/privacy_dropdown_container.js

@@ -0,0 +1,24 @@
+import { connect } from 'react-redux';
+import PrivacyDropdown from '../components/privacy_dropdown';
+import { changeComposeVisibility } from '../../../actions/compose';
+import { openModal, closeModal } from '../../../actions/modal';
+import { isUserTouching } from '../../../is_mobile';
+
+const mapStateToProps = state => ({
+  isModalOpen: state.get('modal').modalType === 'ACTIONS',
+  value: state.getIn(['compose', 'privacy']),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onChange (value) {
+    dispatch(changeComposeVisibility(value));
+  },
+
+  isUserTouching,
+  onModalOpen: props => dispatch(openModal('ACTIONS', props)),
+  onModalClose: () => dispatch(closeModal()),
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(PrivacyDropdown);

app/javascript/mastodon/features/compose/containers/reply_indicator_container.js

@@ -0,0 +1,24 @@
+import { connect } from 'react-redux';
+import { cancelReplyCompose } from '../../../actions/compose';
+import { makeGetStatus } from '../../../selectors';
+import ReplyIndicator from '../components/reply_indicator';
+
+const makeMapStateToProps = () => {
+  const getStatus = makeGetStatus();
+
+  const mapStateToProps = state => ({
+    status: getStatus(state, state.getIn(['compose', 'in_reply_to'])),
+  });
+
+  return mapStateToProps;
+};
+
+const mapDispatchToProps = dispatch => ({
+
+  onCancel () {
+    dispatch(cancelReplyCompose());
+  },
+
+});
+
+export default connect(makeMapStateToProps, mapDispatchToProps)(ReplyIndicator);

app/javascript/mastodon/features/compose/containers/search_container.js

@@ -0,0 +1,35 @@
+import { connect } from 'react-redux';
+import {
+  changeSearch,
+  clearSearch,
+  submitSearch,
+  showSearch,
+} from '../../../actions/search';
+import Search from '../components/search';
+
+const mapStateToProps = state => ({
+  value: state.getIn(['search', 'value']),
+  submitted: state.getIn(['search', 'submitted']),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onChange (value) {
+    dispatch(changeSearch(value));
+  },
+
+  onClear () {
+    dispatch(clearSearch());
+  },
+
+  onSubmit () {
+    dispatch(submitSearch());
+  },
+
+  onShow () {
+    dispatch(showSearch());
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(Search);

app/javascript/mastodon/features/compose/containers/search_results_container.js

@@ -0,0 +1,8 @@
+import { connect } from 'react-redux';
+import SearchResults from '../components/search_results';
+
+const mapStateToProps = state => ({
+  results: state.getIn(['search', 'results']),
+});
+
+export default connect(mapStateToProps)(SearchResults);

app/javascript/mastodon/features/compose/containers/sensitive_button_container.js

@@ -0,0 +1,71 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import classNames from 'classnames';
+import IconButton from '../../../components/icon_button';
+import { changeComposeSensitivity } from '../../../actions/compose';
+import Motion from '../../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+import { injectIntl, defineMessages } from 'react-intl';
+
+const messages = defineMessages({
+  title: { id: 'compose_form.sensitive', defaultMessage: 'Mark media as sensitive' },
+});
+
+const mapStateToProps = state => ({
+  visible: state.getIn(['compose', 'media_attachments']).size > 0,
+  active: state.getIn(['compose', 'sensitive']),
+  disabled: state.getIn(['compose', 'spoiler']),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onClick () {
+    dispatch(changeComposeSensitivity());
+  },
+
+});
+
+class SensitiveButton extends React.PureComponent {
+
+  static propTypes = {
+    visible: PropTypes.bool,
+    active: PropTypes.bool,
+    disabled: PropTypes.bool,
+    onClick: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  render () {
+    const { visible, active, disabled, onClick, intl } = this.props;
+
+    return (
+      <Motion defaultStyle={{ scale: 0.87 }} style={{ scale: spring(visible ? 1 : 0.87, { stiffness: 200, damping: 3 }) }}>
+        {({ scale }) => {
+          const icon = active ? 'eye-slash' : 'eye';
+          const className = classNames('compose-form__sensitive-button', {
+            'compose-form__sensitive-button--visible': visible,
+          });
+          return (
+            <div className={className} style={{ transform: `scale(${scale})` }}>
+              <IconButton
+                className='compose-form__sensitive-button__icon'
+                title={intl.formatMessage(messages.title)}
+                icon={icon}
+                onClick={onClick}
+                size={18}
+                active={active}
+                disabled={disabled}
+                style={{ lineHeight: null, height: null }}
+                inverted
+              />
+            </div>
+          );
+        }}
+      </Motion>
+    );
+  }
+
+}
+
+export default connect(mapStateToProps, mapDispatchToProps)(injectIntl(SensitiveButton));

app/javascript/mastodon/features/compose/containers/spoiler_button_container.js

@@ -0,0 +1,25 @@
+import { connect } from 'react-redux';
+import TextIconButton from '../components/text_icon_button';
+import { changeComposeSpoilerness } from '../../../actions/compose';
+import { injectIntl, defineMessages } from 'react-intl';
+
+const messages = defineMessages({
+  title: { id: 'compose_form.spoiler', defaultMessage: 'Hide text behind warning' },
+});
+
+const mapStateToProps = (state, { intl }) => ({
+  label: 'CW',
+  title: intl.formatMessage(messages.title),
+  active: state.getIn(['compose', 'spoiler']),
+  ariaControls: 'cw-spoiler-input',
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onClick () {
+    dispatch(changeComposeSpoilerness());
+  },
+
+});
+
+export default injectIntl(connect(mapStateToProps, mapDispatchToProps)(TextIconButton));

app/javascript/mastodon/features/compose/containers/upload_button_container.js

@@ -0,0 +1,18 @@
+import { connect } from 'react-redux';
+import UploadButton from '../components/upload_button';
+import { uploadCompose } from '../../../actions/compose';
+
+const mapStateToProps = state => ({
+  disabled: state.getIn(['compose', 'is_uploading']) || (state.getIn(['compose', 'media_attachments']).size > 3 || state.getIn(['compose', 'media_attachments']).some(m => m.get('type') === 'video')),
+  resetFileKey: state.getIn(['compose', 'resetFileKey']),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onSelectFile (files) {
+    dispatch(uploadCompose(files));
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(UploadButton);

app/javascript/mastodon/features/compose/containers/upload_container.js

@@ -0,0 +1,21 @@
+import { connect } from 'react-redux';
+import Upload from '../components/upload';
+import { undoUploadCompose, changeUploadCompose } from '../../../actions/compose';
+
+const mapStateToProps = (state, { id }) => ({
+  media: state.getIn(['compose', 'media_attachments']).find(item => item.get('id') === id),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onUndo: id => {
+    dispatch(undoUploadCompose(id));
+  },
+
+  onDescriptionChange: (id, description) => {
+    dispatch(changeUploadCompose(id, description));
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(Upload);

app/javascript/mastodon/features/compose/containers/upload_form_container.js

@@ -0,0 +1,8 @@
+import { connect } from 'react-redux';
+import UploadForm from '../components/upload_form';
+
+const mapStateToProps = state => ({
+  mediaIds: state.getIn(['compose', 'media_attachments']).map(item => item.get('id')),
+});
+
+export default connect(mapStateToProps)(UploadForm);

app/javascript/mastodon/features/compose/containers/upload_progress_container.js

@@ -0,0 +1,9 @@
+import { connect } from 'react-redux';
+import UploadProgress from '../components/upload_progress';
+
+const mapStateToProps = state => ({
+  active: state.getIn(['compose', 'is_uploading']),
+  progress: state.getIn(['compose', 'progress']),
+});
+
+export default connect(mapStateToProps)(UploadProgress);

app/javascript/mastodon/features/compose/containers/warning_container.js

@@ -0,0 +1,24 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import Warning from '../components/warning';
+import PropTypes from 'prop-types';
+import { FormattedMessage } from 'react-intl';
+import { me } from '../../../initial_state';
+
+const mapStateToProps = state => ({
+  needsLockWarning: state.getIn(['compose', 'privacy']) === 'private' && !state.getIn(['accounts', me, 'locked']),
+});
+
+const WarningWrapper = ({ needsLockWarning }) => {
+  if (needsLockWarning) {
+    return <Warning message={<FormattedMessage id='compose_form.lock_disclaimer' defaultMessage='Your account is not {locked}. Anyone can follow you to view your follower-only posts.' values={{ locked: <a href='/settings/profile'><FormattedMessage id='compose_form.lock_disclaimer.lock' defaultMessage='locked' /></a> }} />} />;
+  }
+
+  return null;
+};
+
+WarningWrapper.propTypes = {
+  needsLockWarning: PropTypes.bool,
+};
+
+export default connect(mapStateToProps)(WarningWrapper);

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

@@ -0,0 +1,111 @@
+import React from 'react';
+import ComposeFormContainer from './containers/compose_form_container';
+import NavigationContainer from './containers/navigation_container';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { connect } from 'react-redux';
+import { mountCompose, unmountCompose } from '../../actions/compose';
+import { Link } from 'react-router-dom';
+import { injectIntl, defineMessages } from 'react-intl';
+import SearchContainer from './containers/search_container';
+import Motion from '../ui/util/optional_motion';
+import spring from 'react-motion/lib/spring';
+import SearchResultsContainer from './containers/search_results_container';
+import { changeComposing } from '../../actions/compose';
+
+const messages = defineMessages({
+  start: { id: 'getting_started.heading', defaultMessage: 'Getting started' },
+  home_timeline: { id: 'tabs_bar.home', defaultMessage: 'Home' },
+  notifications: { id: 'tabs_bar.notifications', defaultMessage: 'Notifications' },
+  public: { id: 'navigation_bar.public_timeline', defaultMessage: 'Federated timeline' },
+  community: { id: 'navigation_bar.community_timeline', defaultMessage: 'Local timeline' },
+  preferences: { id: 'navigation_bar.preferences', defaultMessage: 'Preferences' },
+  logout: { id: 'navigation_bar.logout', defaultMessage: 'Logout' },
+});
+
+const mapStateToProps = state => ({
+  columns: state.getIn(['settings', 'columns']),
+  showSearch: state.getIn(['search', 'submitted']) && !state.getIn(['search', 'hidden']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class Compose extends React.PureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    columns: ImmutablePropTypes.list.isRequired,
+    multiColumn: PropTypes.bool,
+    showSearch: PropTypes.bool,
+    intl: PropTypes.object.isRequired,
+  };
+
+  componentDidMount () {
+    this.props.dispatch(mountCompose());
+  }
+
+  componentWillUnmount () {
+    this.props.dispatch(unmountCompose());
+  }
+
+  onFocus = () => {
+    this.props.dispatch(changeComposing(true));
+  }
+
+  onBlur = () => {
+    this.props.dispatch(changeComposing(false));
+  }
+
+  render () {
+    const { multiColumn, showSearch, intl } = this.props;
+
+    let header = '';
+
+    if (multiColumn) {
+      const { columns } = this.props;
+      header = (
+        <nav className='drawer__header'>
+          <Link to='/getting-started' className='drawer__tab' title={intl.formatMessage(messages.start)} aria-label={intl.formatMessage(messages.start)}><i role='img' className='fa fa-fw fa-asterisk' /></Link>
+          {!columns.some(column => column.get('id') === 'HOME') && (
+            <Link to='/timelines/home' className='drawer__tab' title={intl.formatMessage(messages.home_timeline)} aria-label={intl.formatMessage(messages.home_timeline)}><i role='img' className='fa fa-fw fa-home' /></Link>
+          )}
+          {!columns.some(column => column.get('id') === 'NOTIFICATIONS') && (
+            <Link to='/notifications' className='drawer__tab' title={intl.formatMessage(messages.notifications)} aria-label={intl.formatMessage(messages.notifications)}><i role='img' className='fa fa-fw fa-bell' /></Link>
+          )}
+          {!columns.some(column => column.get('id') === 'COMMUNITY') && (
+            <Link to='/timelines/public/local' className='drawer__tab' title={intl.formatMessage(messages.community)} aria-label={intl.formatMessage(messages.community)}><i role='img' className='fa fa-fw fa-users' /></Link>
+          )}
+          {!columns.some(column => column.get('id') === 'PUBLIC') && (
+            <Link to='/timelines/public' className='drawer__tab' title={intl.formatMessage(messages.public)} aria-label={intl.formatMessage(messages.public)}><i role='img' className='fa fa-fw fa-globe' /></Link>
+          )}
+          <a href='/settings/preferences' className='drawer__tab' title={intl.formatMessage(messages.preferences)} aria-label={intl.formatMessage(messages.preferences)}><i role='img' className='fa fa-fw fa-cog' /></a>
+          <a href='/auth/sign_out' className='drawer__tab' data-method='delete' title={intl.formatMessage(messages.logout)} aria-label={intl.formatMessage(messages.logout)}><i role='img' className='fa fa-fw fa-sign-out' /></a>
+        </nav>
+      );
+    }
+
+    return (
+      <div className='drawer'>
+        {header}
+
+        <SearchContainer />
+
+        <div className='drawer__pager'>
+          <div className='drawer__inner' onFocus={this.onFocus}>
+            <NavigationContainer onClose={this.onBlur} />
+            <ComposeFormContainer />
+          </div>
+
+          <Motion defaultStyle={{ x: -100 }} style={{ x: spring(showSearch ? 0 : -100, { stiffness: 210, damping: 20 }) }}>
+            {({ x }) =>
+              <div className='drawer__inner darker' style={{ transform: `translateX(${x}%)`, visibility: x === -100 ? 'hidden' : 'visible' }}>
+                <SearchResultsContainer />
+              </div>
+            }
+          </Motion>
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/compose/util/counter.js

@@ -0,0 +1,9 @@
+import { urlRegex } from './url_regex';
+
+const urlPlaceholder = 'xxxxxxxxxxxxxxxxxxxxxxx';
+
+export function countableText(inputText) {
+  return inputText
+    .replace(urlRegex, urlPlaceholder)
+    .replace(/(^|[^\/\w])@(([a-z0-9_]+)@[a-z0-9\.\-]+[a-z0-9]+)/ig, '$1@$3');
+};

app/javascript/mastodon/features/compose/util/url_regex.js

@@ -0,0 +1,196 @@
+const regexen = {};
+
+const regexSupplant = function(regex, flags) {
+  flags = flags || '';
+  if (typeof regex !== 'string') {
+    if (regex.global && flags.indexOf('g') < 0) {
+      flags += 'g';
+    }
+    if (regex.ignoreCase && flags.indexOf('i') < 0) {
+      flags += 'i';
+    }
+    if (regex.multiline && flags.indexOf('m') < 0) {
+      flags += 'm';
+    }
+
+    regex = regex.source;
+  }
+  return new RegExp(regex.replace(/#\{(\w+)\}/g, function(match, name) {
+    var newRegex = regexen[name] || '';
+    if (typeof newRegex !== 'string') {
+      newRegex = newRegex.source;
+    }
+    return newRegex;
+  }), flags);
+};
+
+const stringSupplant = function(str, values) {
+  return str.replace(/#\{(\w+)\}/g, function(match, name) {
+    return values[name] || '';
+  });
+};
+
+export const urlRegex = (function() {
+  regexen.spaces_group = /\x09-\x0D\x20\x85\xA0\u1680\u180E\u2000-\u200A\u2028\u2029\u202F\u205F\u3000/;
+  regexen.invalid_chars_group = /\uFFFE\uFEFF\uFFFF\u202A-\u202E/;
+  regexen.punct = /\!'#%&'\(\)*\+,\\\-\.\/:;<=>\?@\[\]\^_{|}~\$/;
+  regexen.validUrlPrecedingChars = regexSupplant(/(?:[^A-Za-z0-9@＠$#＃#{invalid_chars_group}]|^)/);
+  regexen.invalidDomainChars = stringSupplant('#{punct}#{spaces_group}#{invalid_chars_group}', regexen);
+  regexen.validDomainChars = regexSupplant(/[^#{invalidDomainChars}]/);
+  regexen.validSubdomain = regexSupplant(/(?:(?:#{validDomainChars}(?:[_-]|#{validDomainChars})*)?#{validDomainChars}\.)/);
+  regexen.validDomainName = regexSupplant(/(?:(?:#{validDomainChars}(?:-|#{validDomainChars})*)?#{validDomainChars}\.)/);
+  regexen.validGTLD = regexSupplant(RegExp(
+  '(?:(?:' +
+    '삼성|닷컴|닷넷|香格里拉|餐厅|食品|飞利浦|電訊盈科|集团|通販|购物|谷歌|诺基亚|联通|网络|网站|网店|网址|组织机构|移动|珠宝|点看|游戏|淡马锡|机构|書籍|时尚|新闻|政府|' +
+    '政务|手表|手机|我爱你|慈善|微博|广东|工行|家電|娱乐|天主教|大拿|大众汽车|在线|嘉里大酒店|嘉里|商标|商店|商城|公益|公司|八卦|健康|信息|佛山|企业|中文网|中信|世界|' +
+    'ポイント|ファッション|セール|ストア|コム|グーグル|クラウド|みんな|คอม|संगठन|नेट|कॉम|همراه|موقع|موبايلي|كوم|كاثوليك|عرب|شبكة|' +
+    'بيتك|بازار|العليان|ارامكو|اتصالات|ابوظبي|קום|сайт|рус|орг|онлайн|москва|ком|католик|дети|' +
+    'zuerich|zone|zippo|zip|zero|zara|zappos|yun|youtube|you|yokohama|yoga|yodobashi|yandex|yamaxun|' +
+    'yahoo|yachts|xyz|xxx|xperia|xin|xihuan|xfinity|xerox|xbox|wtf|wtc|wow|world|works|work|woodside|' +
+    'wolterskluwer|wme|winners|wine|windows|win|williamhill|wiki|wien|whoswho|weir|weibo|wedding|wed|' +
+    'website|weber|webcam|weatherchannel|weather|watches|watch|warman|wanggou|wang|walter|walmart|' +
+    'wales|vuelos|voyage|voto|voting|vote|volvo|volkswagen|vodka|vlaanderen|vivo|viva|vistaprint|' +
+    'vista|vision|visa|virgin|vip|vin|villas|viking|vig|video|viajes|vet|versicherung|' +
+    'vermögensberatung|vermögensberater|verisign|ventures|vegas|vanguard|vana|vacations|ups|uol|uno|' +
+    'university|unicom|uconnect|ubs|ubank|tvs|tushu|tunes|tui|tube|trv|trust|travelersinsurance|' +
+    'travelers|travelchannel|travel|training|trading|trade|toys|toyota|town|tours|total|toshiba|' +
+    'toray|top|tools|tokyo|today|tmall|tkmaxx|tjx|tjmaxx|tirol|tires|tips|tiffany|tienda|tickets|' +
+    'tiaa|theatre|theater|thd|teva|tennis|temasek|telefonica|telecity|tel|technology|tech|team|tdk|' +
+    'tci|taxi|tax|tattoo|tatar|tatamotors|target|taobao|talk|taipei|tab|systems|symantec|sydney|' +
+    'swiss|swiftcover|swatch|suzuki|surgery|surf|support|supply|supplies|sucks|style|study|studio|' +
+    'stream|store|storage|stockholm|stcgroup|stc|statoil|statefarm|statebank|starhub|star|staples|' +
+    'stada|srt|srl|spreadbetting|spot|spiegel|space|soy|sony|song|solutions|solar|sohu|software|' +
+    'softbank|social|soccer|sncf|smile|smart|sling|skype|sky|skin|ski|site|singles|sina|silk|shriram|' +
+    'showtime|show|shouji|shopping|shop|shoes|shiksha|shia|shell|shaw|sharp|shangrila|sfr|sexy|sex|' +
+    'sew|seven|ses|services|sener|select|seek|security|secure|seat|search|scot|scor|scjohnson|' +
+    'science|schwarz|schule|school|scholarships|schmidt|schaeffler|scb|sca|sbs|sbi|saxo|save|sas|' +
+    'sarl|sapo|sap|sanofi|sandvikcoromant|sandvik|samsung|samsclub|salon|sale|sakura|safety|safe|' +
+    'saarland|ryukyu|rwe|run|ruhr|rugby|rsvp|room|rogers|rodeo|rocks|rocher|rmit|rip|rio|ril|' +
+    'rightathome|ricoh|richardli|rich|rexroth|reviews|review|restaurant|rest|republican|report|' +
+    'repair|rentals|rent|ren|reliance|reit|reisen|reise|rehab|redumbrella|redstone|red|recipes|' +
+    'realty|realtor|realestate|read|raid|radio|racing|qvc|quest|quebec|qpon|pwc|pub|prudential|pru|' +
+    'protection|property|properties|promo|progressive|prof|productions|prod|pro|prime|press|praxi|' +
+    'pramerica|post|porn|politie|poker|pohl|pnc|plus|plumbing|playstation|play|place|pizza|pioneer|' +
+    'pink|ping|pin|pid|pictures|pictet|pics|piaget|physio|photos|photography|photo|phone|philips|phd|' +
+    'pharmacy|pfizer|pet|pccw|pay|passagens|party|parts|partners|pars|paris|panerai|panasonic|' +
+    'pamperedchef|page|ovh|ott|otsuka|osaka|origins|orientexpress|organic|org|orange|oracle|open|ooo|' +
+    'onyourside|online|onl|ong|one|omega|ollo|oldnavy|olayangroup|olayan|okinawa|office|off|observer|' +
+    'obi|nyc|ntt|nrw|nra|nowtv|nowruz|now|norton|northwesternmutual|nokia|nissay|nissan|ninja|nikon|' +
+    'nike|nico|nhk|ngo|nfl|nexus|nextdirect|next|news|newholland|new|neustar|network|netflix|netbank|' +
+    'net|nec|nba|navy|natura|nationwide|name|nagoya|nadex|nab|mutuelle|mutual|museum|mtr|mtpc|mtn|' +
+    'msd|movistar|movie|mov|motorcycles|moto|moscow|mortgage|mormon|mopar|montblanc|monster|money|' +
+    'monash|mom|moi|moe|moda|mobily|mobile|mobi|mma|mls|mlb|mitsubishi|mit|mint|mini|mil|microsoft|' +
+    'miami|metlife|merckmsd|meo|menu|men|memorial|meme|melbourne|meet|media|med|mckinsey|mcdonalds|' +
+    'mcd|mba|mattel|maserati|marshalls|marriott|markets|marketing|market|map|mango|management|man|' +
+    'makeup|maison|maif|madrid|macys|luxury|luxe|lupin|lundbeck|ltda|ltd|lplfinancial|lpl|love|lotto|' +
+    'lotte|london|lol|loft|locus|locker|loans|loan|lixil|living|live|lipsy|link|linde|lincoln|limo|' +
+    'limited|lilly|like|lighting|lifestyle|lifeinsurance|life|lidl|liaison|lgbt|lexus|lego|legal|' +
+    'lefrak|leclerc|lease|lds|lawyer|law|latrobe|latino|lat|lasalle|lanxess|landrover|land|lancome|' +
+    'lancia|lancaster|lamer|lamborghini|ladbrokes|lacaixa|kyoto|kuokgroup|kred|krd|kpn|kpmg|kosher|' +
+    'komatsu|koeln|kiwi|kitchen|kindle|kinder|kim|kia|kfh|kerryproperties|kerrylogistics|kerryhotels|' +
+    'kddi|kaufen|juniper|juegos|jprs|jpmorgan|joy|jot|joburg|jobs|jnj|jmp|jll|jlc|jio|jewelry|jetzt|' +
+    'jeep|jcp|jcb|java|jaguar|iwc|iveco|itv|itau|istanbul|ist|ismaili|iselect|irish|ipiranga|' +
+    'investments|intuit|international|intel|int|insure|insurance|institute|ink|ing|info|infiniti|' +
+    'industries|immobilien|immo|imdb|imamat|ikano|iinet|ifm|ieee|icu|ice|icbc|ibm|hyundai|hyatt|' +
+    'hughes|htc|hsbc|how|house|hotmail|hotels|hoteles|hot|hosting|host|hospital|horse|honeywell|' +
+    'honda|homesense|homes|homegoods|homedepot|holiday|holdings|hockey|hkt|hiv|hitachi|hisamitsu|' +
+    'hiphop|hgtv|hermes|here|helsinki|help|healthcare|health|hdfcbank|hdfc|hbo|haus|hangout|hamburg|' +
+    'hair|guru|guitars|guide|guge|gucci|guardian|group|grocery|gripe|green|gratis|graphics|grainger|' +
+    'gov|got|gop|google|goog|goodyear|goodhands|goo|golf|goldpoint|gold|godaddy|gmx|gmo|gmbh|gmail|' +
+    'globo|global|gle|glass|glade|giving|gives|gifts|gift|ggee|george|genting|gent|gea|gdn|gbiz|' +
+    'garden|gap|games|game|gallup|gallo|gallery|gal|fyi|futbol|furniture|fund|fun|fujixerox|fujitsu|' +
+    'ftr|frontier|frontdoor|frogans|frl|fresenius|free|fox|foundation|forum|forsale|forex|ford|' +
+    'football|foodnetwork|food|foo|fly|flsmidth|flowers|florist|flir|flights|flickr|fitness|fit|' +
+    'fishing|fish|firmdale|firestone|fire|financial|finance|final|film|fido|fidelity|fiat|ferrero|' +
+    'ferrari|feedback|fedex|fast|fashion|farmers|farm|fans|fan|family|faith|fairwinds|fail|fage|' +
+    'extraspace|express|exposed|expert|exchange|everbank|events|eus|eurovision|etisalat|esurance|' +
+    'estate|esq|erni|ericsson|equipment|epson|epost|enterprises|engineering|engineer|energy|emerck|' +
+    'email|education|edu|edeka|eco|eat|earth|dvr|dvag|durban|dupont|duns|dunlop|duck|dubai|dtv|drive|' +
+    'download|dot|doosan|domains|doha|dog|dodge|doctor|docs|dnp|diy|dish|discover|discount|directory|' +
+    'direct|digital|diet|diamonds|dhl|dev|design|desi|dentist|dental|democrat|delta|deloitte|dell|' +
+    'delivery|degree|deals|dealer|deal|dds|dclk|day|datsun|dating|date|data|dance|dad|dabur|cyou|' +
+    'cymru|cuisinella|csc|cruises|cruise|crs|crown|cricket|creditunion|creditcard|credit|courses|' +
+    'coupons|coupon|country|corsica|coop|cool|cookingchannel|cooking|contractors|contact|consulting|' +
+    'construction|condos|comsec|computer|compare|company|community|commbank|comcast|com|cologne|' +
+    'college|coffee|codes|coach|clubmed|club|cloud|clothing|clinique|clinic|click|cleaning|claims|' +
+    'cityeats|city|citic|citi|citadel|cisco|circle|cipriani|church|chrysler|chrome|christmas|chloe|' +
+    'chintai|cheap|chat|chase|channel|chanel|cfd|cfa|cern|ceo|center|ceb|cbs|cbre|cbn|cba|catholic|' +
+    'catering|cat|casino|cash|caseih|case|casa|cartier|cars|careers|career|care|cards|caravan|car|' +
+    'capitalone|capital|capetown|canon|cancerresearch|camp|camera|cam|calvinklein|call|cal|cafe|cab|' +
+    'bzh|buzz|buy|business|builders|build|bugatti|budapest|brussels|brother|broker|broadway|' +
+    'bridgestone|bradesco|box|boutique|bot|boston|bostik|bosch|boots|booking|book|boo|bond|bom|bofa|' +
+    'boehringer|boats|bnpparibas|bnl|bmw|bms|blue|bloomberg|blog|blockbuster|blanco|blackfriday|' +
+    'black|biz|bio|bingo|bing|bike|bid|bible|bharti|bet|bestbuy|best|berlin|bentley|beer|beauty|' +
+    'beats|bcn|bcg|bbva|bbt|bbc|bayern|bauhaus|basketball|baseball|bargains|barefoot|barclays|' +
+    'barclaycard|barcelona|bar|bank|band|bananarepublic|banamex|baidu|baby|azure|axa|aws|avianca|' +
+    'autos|auto|author|auspost|audio|audible|audi|auction|attorney|athleta|associates|asia|asda|arte|' +
+    'art|arpa|army|archi|aramco|arab|aquarelle|apple|app|apartments|aol|anz|anquan|android|analytics|' +
+    'amsterdam|amica|amfam|amex|americanfamily|americanexpress|alstom|alsace|ally|allstate|allfinanz|' +
+    'alipay|alibaba|alfaromeo|akdn|airtel|airforce|airbus|aigo|aig|agency|agakhan|africa|afl|' +
+    'afamilycompany|aetna|aero|aeg|adult|ads|adac|actor|active|aco|accountants|accountant|accenture|' +
+    'academy|abudhabi|abogado|able|abc|abbvie|abbott|abb|abarth|aarp|aaa|onion' +
+  ')(?=[^0-9a-zA-Z@]|$))'));
+  regexen.validCCTLD = regexSupplant(RegExp(
+  '(?:(?:' +
+      '한국|香港|澳門|新加坡|台灣|台湾|中國|中国|გე|ไทย|ලංකා|ഭാരതം|ಭಾರತ|భారత్|சிங்கப்பூர்|இலங்கை|இந்தியா|ଭାରତ|ભારત|ਭਾਰਤ|' +
+      'ভাৰত|ভারত|বাংলা|भारोत|भारतम्|भारत|ڀارت|پاکستان|مليسيا|مصر|قطر|فلسطين|عمان|عراق|سورية|سودان|تونس|' +
+      'بھارت|بارت|ایران|امارات|المغرب|السعودية|الجزائر|الاردن|հայ|қаз|укр|срб|рф|мон|мкд|ею|бел|бг|ελ|' +
+      'zw|zm|za|yt|ye|ws|wf|vu|vn|vi|vg|ve|vc|va|uz|uy|us|um|uk|ug|ua|tz|tw|tv|tt|tr|tp|to|tn|tm|tl|tk|' +
+      'tj|th|tg|tf|td|tc|sz|sy|sx|sv|su|st|ss|sr|so|sn|sm|sl|sk|sj|si|sh|sg|se|sd|sc|sb|sa|rw|ru|rs|ro|' +
+      're|qa|py|pw|pt|ps|pr|pn|pm|pl|pk|ph|pg|pf|pe|pa|om|nz|nu|nr|np|no|nl|ni|ng|nf|ne|nc|na|mz|my|mx|' +
+      'mw|mv|mu|mt|ms|mr|mq|mp|mo|mn|mm|ml|mk|mh|mg|mf|me|md|mc|ma|ly|lv|lu|lt|ls|lr|lk|li|lc|lb|la|kz|' +
+      'ky|kw|kr|kp|kn|km|ki|kh|kg|ke|jp|jo|jm|je|it|is|ir|iq|io|in|im|il|ie|id|hu|ht|hr|hn|hm|hk|gy|gw|' +
+      'gu|gt|gs|gr|gq|gp|gn|gm|gl|gi|gh|gg|gf|ge|gd|gb|ga|fr|fo|fm|fk|fj|fi|eu|et|es|er|eh|eg|ee|ec|dz|' +
+      'do|dm|dk|dj|de|cz|cy|cx|cw|cv|cu|cr|co|cn|cm|cl|ck|ci|ch|cg|cf|cd|cc|ca|bz|by|bw|bv|bt|bs|br|bq|' +
+      'bo|bn|bm|bl|bj|bi|bh|bg|bf|be|bd|bb|ba|az|ax|aw|au|at|as|ar|aq|ao|an|am|al|ai|ag|af|ae|ad|ac' +
+  ')(?=[^0-9a-zA-Z@]|$))'));
+  regexen.validPunycode = /(?:xn--[0-9a-z]+)/;
+  regexen.validSpecialCCTLD = /(?:(?:co|tv)(?=[^0-9a-zA-Z@]|$))/;
+  regexen.validDomain = regexSupplant(/(?:#{validSubdomain}*#{validDomainName}(?:#{validGTLD}|#{validCCTLD}|#{validPunycode}))/);
+  regexen.validPortNumber = /[0-9]+/;
+  regexen.pd = /\u002d\u058a\u05be\u1400\u1806\u2010-\u2015\u2e17\u2e1a\u2e3a\u2e40\u301c\u3030\u30a0\ufe31\ufe58\ufe63\uff0d/;
+  regexen.validGeneralUrlPathChars = regexSupplant(/[^#{spaces_group}\(\)\?]/i);
+  // Allow URL paths to contain up to two nested levels of balanced parens
+  //  1. Used in Wikipedia URLs like /Primer_(film)
+  //  2. Used in IIS sessions like /S(dfd346)/
+  //  3. Used in Rdio URLs like /track/We_Up_(Album_Version_(Edited))/
+  regexen.validUrlBalancedParens = regexSupplant(
+    '\\('                                   +
+      '(?:'                                 +
+        '#{validGeneralUrlPathChars}+'      +
+        '|'                                 +
+        // allow one nested level of balanced parentheses
+        '(?:'                               +
+          '#{validGeneralUrlPathChars}*'    +
+          '\\('                             +
+            '#{validGeneralUrlPathChars}+'  +
+          '\\)'                             +
+          '#{validGeneralUrlPathChars}*'    +
+        ')'                                 +
+      ')'                                   +
+    '\\)'
+  , 'i');
+  // Valid end-of-path chracters (so /foo. does not gobble the period).
+  // 1. Allow =&# for empty URL parameters and other URL-join artifacts
+  regexen.validUrlPathEndingChars = regexSupplant(/[^#{spaces_group}\(\)\?!\*';:=\,\.\$%\[\]#{pd}~&\|@]|(?:#{validUrlBalancedParens})/i);
+  // Allow @ in a url, but only in the middle. Catch things like http://example.com/@user/
+  regexen.validUrlPath = regexSupplant('(?:' +
+    '(?:' +
+      '#{validGeneralUrlPathChars}*' +
+        '(?:#{validUrlBalancedParens}#{validGeneralUrlPathChars}*)*' +
+        '#{validUrlPathEndingChars}'+
+      ')|(?:@#{validGeneralUrlPathChars}+\/)'+
+    ')', 'i');
+  regexen.validUrlQueryChars = /[a-z0-9!?\*'@\(\);:&=\+\$\/%#\[\]\-_\.,~|]/i;
+  regexen.validUrlQueryEndingChars = /[a-z0-9_&=#\/]/i;
+  regexen.validUrl = regexSupplant(
+    '('                                                          + // $1 URL
+      '(https?:\\/\\/)'                                          + // $2 Protocol
+      '(#{validDomain})'                                         + // $3 Domain(s)
+      '(?::(#{validPortNumber}))?'                               + // $4 Port number (optional)
+      '(\\/#{validUrlPath}*)?'                                   + // $5 URL Path
+      '(\\?#{validUrlQueryChars}*#{validUrlQueryEndingChars})?'  + // $6 Query String
+    ')'
+  , 'gi');
+  return regexen.validUrl;
+}());

app/javascript/mastodon/features/emoji/__tests__/emoji-test.js

@@ -0,0 +1,77 @@
+import emojify from '../emoji';
+
+describe('emoji', () => {
+  describe('.emojify', () => {
+    it('ignores unknown shortcodes', () => {
+      expect(emojify(':foobarbazfake:')).toEqual(':foobarbazfake:');
+    });
+
+    it('ignores shortcodes inside of tags', () => {
+      expect(emojify('<p data-foo=":smile:"></p>')).toEqual('<p data-foo=":smile:"></p>');
+    });
+
+    it('works with unclosed tags', () => {
+      expect(emojify('hello>')).toEqual('hello>');
+      expect(emojify('<hello')).toEqual('<hello');
+    });
+
+    it('works with unclosed shortcodes', () => {
+      expect(emojify('smile:')).toEqual('smile:');
+      expect(emojify(':smile')).toEqual(':smile');
+    });
+
+    it('does unicode', () => {
+      expect(emojify('\uD83D\uDC69\u200D\uD83D\uDC69\u200D\uD83D\uDC66\u200D\uD83D\uDC66')).toEqual(
+        '<img draggable="false" class="emojione" alt="👩‍👩‍👦‍👦" title=":woman-woman-boy-boy:" src="/emoji/1f469-200d-1f469-200d-1f466-200d-1f466.svg" />');
+      expect(emojify('👨‍👩‍👧‍👧')).toEqual(
+      '<img draggable="false" class="emojione" alt="👨‍👩‍👧‍👧" title=":man-woman-girl-girl:" src="/emoji/1f468-200d-1f469-200d-1f467-200d-1f467.svg" />');
+      expect(emojify('👩‍👩‍👦')).toEqual('<img draggable="false" class="emojione" alt="👩‍👩‍👦" title=":woman-woman-boy:" src="/emoji/1f469-200d-1f469-200d-1f466.svg" />');
+      expect(emojify('\u2757')).toEqual(
+      '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" />');
+    });
+
+    it('does multiple unicode', () => {
+      expect(emojify('\u2757 #\uFE0F\u20E3')).toEqual(
+        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" />');
+      expect(emojify('\u2757#\uFE0F\u20E3')).toEqual(
+        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" />');
+      expect(emojify('\u2757 #\uFE0F\u20E3 \u2757')).toEqual(
+        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" /> <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" />');
+      expect(emojify('foo \u2757 #\uFE0F\u20E3 bar')).toEqual(
+        'foo <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" /> bar');
+    });
+
+    it('ignores unicode inside of tags', () => {
+      expect(emojify('<p data-foo="\uD83D\uDC69\uD83D\uDC69\uD83D\uDC66"></p>')).toEqual('<p data-foo="\uD83D\uDC69\uD83D\uDC69\uD83D\uDC66"></p>');
+    });
+
+    it('does multiple emoji properly (issue 5188)', () => {
+      expect(emojify('👌🌈💕')).toEqual('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg" /><img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg" /><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg" />');
+      expect(emojify('👌 🌈 💕')).toEqual('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg" /> <img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg" /> <img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg" />');
+    });
+
+    it('does an emoji that has no shortcode', () => {
+      expect(emojify('🕉️')).toEqual('<img draggable="false" class="emojione" alt="🕉️" title="" src="/emoji/1f549.svg" />');
+    });
+
+    it('does an emoji whose filename is irregular', () => {
+      expect(emojify('↙️')).toEqual('<img draggable="false" class="emojione" alt="↙️" title=":arrow_lower_left:" src="/emoji/2199.svg" />');
+    });
+
+    it('avoid emojifying on invisible text', () => {
+      expect(emojify('<a href="http://example.com/test%F0%9F%98%84"><span class="invisible">http://</span><span class="ellipsis">example.com/te</span><span class="invisible">st😄</span></a>'))
+        .toEqual('<a href="http://example.com/test%F0%9F%98%84"><span class="invisible">http://</span><span class="ellipsis">example.com/te</span><span class="invisible">st😄</span></a>');
+      expect(emojify('<span class="invisible">:luigi:</span>', { ':luigi:': { static_url: 'luigi.exe' } }))
+        .toEqual('<span class="invisible">:luigi:</span>');
+    });
+
+    it('avoid emojifying on invisible text with nested tags', () => {
+      expect(emojify('<span class="invisible">😄<span class="foo">bar</span>😴</span>😇'))
+        .toEqual('<span class="invisible">😄<span class="foo">bar</span>😴</span><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg" />');
+      expect(emojify('<span class="invisible">😄<span class="invisible">😕</span>😴</span>😇'))
+        .toEqual('<span class="invisible">😄<span class="invisible">😕</span>😴</span><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg" />');
+      expect(emojify('<span class="invisible">😄<br/>😴</span>😇'))
+        .toEqual('<span class="invisible">😄<br/>😴</span><img draggable="false" class="emojione" alt="😇" title=":innocent:" src="/emoji/1f607.svg" />');
+    });
+  });
+});

app/javascript/mastodon/features/emoji/__tests__/emoji_index-test.js

@@ -0,0 +1,130 @@
+import { pick } from 'lodash';
+import { emojiIndex } from 'emoji-mart';
+import { search } from '../emoji_mart_search_light';
+
+const trimEmojis = emoji => pick(emoji, ['id', 'unified', 'native', 'custom']);
+
+describe('emoji_index', () => {
+  it('should give same result for emoji_index_light and emoji-mart', () => {
+    const expected = [
+      {
+        id: 'pineapple',
+        unified: '1f34d',
+        native: '🍍',
+      },
+    ];
+    expect(search('pineapple').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('pineapple').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('orders search results correctly', () => {
+    const expected = [
+      {
+        id: 'apple',
+        unified: '1f34e',
+        native: '🍎',
+      },
+      {
+        id: 'pineapple',
+        unified: '1f34d',
+        native: '🍍',
+      },
+      {
+        id: 'green_apple',
+        unified: '1f34f',
+        native: '🍏',
+      },
+      {
+        id: 'iphone',
+        unified: '1f4f1',
+        native: '📱',
+      },
+    ];
+    expect(search('apple').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('apple').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('handles custom emoji', () => {
+    const custom = [
+      {
+        id: 'mastodon',
+        name: 'mastodon',
+        short_names: ['mastodon'],
+        text: '',
+        emoticons: [],
+        keywords: ['mastodon'],
+        imageUrl: 'http://example.com',
+        custom: true,
+      },
+    ];
+    search('', { custom });
+    emojiIndex.search('', { custom });
+    const expected = [
+      {
+        id: 'mastodon',
+        custom: true,
+      },
+    ];
+    expect(search('masto').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('masto').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('should filter only emojis we care about, exclude pineapple', () => {
+    const emojisToShowFilter = unified => unified !== '1F34D';
+    expect(search('apple', { emojisToShowFilter }).map((obj) => obj.id))
+      .not.toContain('pineapple');
+    expect(emojiIndex.search('apple', { emojisToShowFilter }).map((obj) => obj.id))
+      .not.toContain('pineapple');
+  });
+
+  it('can include/exclude categories', () => {
+    expect(search('flag', { include: ['people'] })).toEqual([]);
+    expect(emojiIndex.search('flag', { include: ['people'] })).toEqual([]);
+  });
+
+  it('does an emoji whose unified name is irregular', () => {
+    const expected = [
+      {
+        'id': 'water_polo',
+        'unified': '1f93d',
+        'native': '🤽',
+      },
+      {
+        'id': 'man-playing-water-polo',
+        'unified': '1f93d-200d-2642-fe0f',
+        'native': '🤽‍♂️',
+      },
+      {
+        'id': 'woman-playing-water-polo',
+        'unified': '1f93d-200d-2640-fe0f',
+        'native': '🤽‍♀️',
+      },
+    ];
+    expect(search('polo').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('polo').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('can search for thinking_face', () => {
+    const expected = [
+      {
+        id: 'thinking_face',
+        unified: '1f914',
+        native: '🤔',
+      },
+    ];
+    expect(search('thinking_fac').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('thinking_fac').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('can search for woman-facepalming', () => {
+    const expected = [
+      {
+        id: 'woman-facepalming',
+        unified: '1f926-200d-2640-fe0f',
+        native: '🤦‍♀️',
+      },
+    ];
+    expect(search('woman-facep').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('woman-facep').map(trimEmojis)).toEqual(expected);
+  });
+});

app/javascript/mastodon/features/emoji/emoji.js

@@ -0,0 +1,95 @@
+import { autoPlayGif } from '../../initial_state';
+import unicodeMapping from './emoji_unicode_mapping_light';
+import Trie from 'substring-trie';
+
+const trie = new Trie(Object.keys(unicodeMapping));
+
+const assetHost = process.env.CDN_HOST || '';
+
+const emojify = (str, customEmojis = {}) => {
+  const tagCharsWithoutEmojis = '<&';
+  const tagCharsWithEmojis = Object.keys(customEmojis).length ? '<&:' : '<&';
+  let rtn = '', tagChars = tagCharsWithEmojis, invisible = 0;
+  for (;;) {
+    let match, i = 0, tag;
+    while (i < str.length && (tag = tagChars.indexOf(str[i])) === -1 && (invisible || !(match = trie.search(str.slice(i))))) {
+      i += str.codePointAt(i) < 65536 ? 1 : 2;
+    }
+    let rend, replacement = '';
+    if (i === str.length) {
+      break;
+    } else if (str[i] === ':') {
+      if (!(() => {
+        rend = str.indexOf(':', i + 1) + 1;
+        if (!rend) return false; // no pair of ':'
+        const lt = str.indexOf('<', i + 1);
+        if (!(lt === -1 || lt >= rend)) return false; // tag appeared before closing ':'
+        const shortname = str.slice(i, rend);
+        // now got a replacee as ':shortname:'
+        // if you want additional emoji handler, add statements below which set replacement and return true.
+        if (shortname in customEmojis) {
+          const filename = autoPlayGif ? customEmojis[shortname].url : customEmojis[shortname].static_url;
+          replacement = `<img draggable="false" class="emojione" alt="${shortname}" title="${shortname}" src="${filename}" />`;
+          return true;
+        }
+        return false;
+      })()) rend = ++i;
+    } else if (tag >= 0) { // <, &
+      rend = str.indexOf('>;'[tag], i + 1) + 1;
+      if (!rend) {
+        break;
+      }
+      if (tag === 0) {
+        if (invisible) {
+          if (str[i + 1] === '/') { // closing tag
+            if (!--invisible) {
+              tagChars = tagCharsWithEmojis;
+            }
+          } else if (str[rend - 2] !== '/') { // opening tag
+            invisible++;
+          }
+        } else {
+          if (str.startsWith('<span class="invisible">', i)) {
+            // avoid emojifying on invisible text
+            invisible = 1;
+            tagChars = tagCharsWithoutEmojis;
+          }
+        }
+      }
+      i = rend;
+    } else { // matched to unicode emoji
+      const { filename, shortCode } = unicodeMapping[match];
+      const title = shortCode ? `:${shortCode}:` : '';
+      replacement = `<img draggable="false" class="emojione" alt="${match}" title="${title}" src="${assetHost}/emoji/${filename}.svg" />`;
+      rend = i + match.length;
+    }
+    rtn += str.slice(0, i) + replacement;
+    str = str.slice(rend);
+  }
+  return rtn + str;
+};
+
+export default emojify;
+
+export const buildCustomEmojis = (customEmojis) => {
+  const emojis = [];
+
+  customEmojis.forEach(emoji => {
+    const shortcode = emoji.get('shortcode');
+    const url       = autoPlayGif ? emoji.get('url') : emoji.get('static_url');
+    const name      = shortcode.replace(':', '');
+
+    emojis.push({
+      id: name,
+      name,
+      short_names: [name],
+      text: '',
+      emoticons: [],
+      keywords: [name],
+      imageUrl: url,
+      custom: true,
+    });
+  });
+
+  return emojis;
+};

app/javascript/mastodon/features/emoji/emoji_compressed.js

@@ -0,0 +1,93 @@
+// @preval
+// http://www.unicode.org/Public/emoji/5.0/emoji-test.txt
+// This file contains the compressed version of the emoji data from
+// both emoji_map.json and from emoji-mart's emojiIndex and data objects.
+// It's designed to be emitted in an array format to take up less space
+// over the wire.
+
+const { unicodeToFilename } = require('./unicode_to_filename');
+const { unicodeToUnifiedName } = require('./unicode_to_unified_name');
+const emojiMap         = require('./emoji_map.json');
+const { emojiIndex } = require('emoji-mart');
+const { default: emojiMartData } = require('emoji-mart/dist/data');
+
+const excluded       = ['®', '©', '™'];
+const skins          = ['🏻', '🏼', '🏽', '🏾', '🏿'];
+const shortcodeMap   = {};
+
+const shortCodesToEmojiData = {};
+const emojisWithoutShortCodes = [];
+
+Object.keys(emojiIndex.emojis).forEach(key => {
+  shortcodeMap[emojiIndex.emojis[key].native] = emojiIndex.emojis[key].id;
+});
+
+const stripModifiers = unicode => {
+  skins.forEach(tone => {
+    unicode = unicode.replace(tone, '');
+  });
+
+  return unicode;
+};
+
+Object.keys(emojiMap).forEach(key => {
+  if (excluded.includes(key)) {
+    delete emojiMap[key];
+    return;
+  }
+
+  const normalizedKey = stripModifiers(key);
+  let shortcode       = shortcodeMap[normalizedKey];
+
+  if (!shortcode) {
+    shortcode = shortcodeMap[normalizedKey + '\uFE0F'];
+  }
+
+  const filename = emojiMap[key];
+
+  const filenameData = [key];
+
+  if (unicodeToFilename(key) !== filename) {
+    // filename can't be derived using unicodeToFilename
+    filenameData.push(filename);
+  }
+
+  if (typeof shortcode === 'undefined') {
+    emojisWithoutShortCodes.push(filenameData);
+  } else {
+    if (!Array.isArray(shortCodesToEmojiData[shortcode])) {
+      shortCodesToEmojiData[shortcode] = [[]];
+    }
+    shortCodesToEmojiData[shortcode][0].push(filenameData);
+  }
+});
+
+Object.keys(emojiIndex.emojis).forEach(key => {
+  const { native } = emojiIndex.emojis[key];
+  let { short_names, search, unified } = emojiMartData.emojis[key];
+  if (short_names[0] !== key) {
+    throw new Error('The compresser expects the first short_code to be the ' +
+      'key. It may need to be rewritten if the emoji change such that this ' +
+      'is no longer the case.');
+  }
+
+  short_names = short_names.slice(1); // first short name can be inferred from the key
+
+  const searchData = [native, short_names, search];
+  if (unicodeToUnifiedName(native) !== unified) {
+    // unified name can't be derived from unicodeToUnifiedName
+    searchData.push(unified);
+  }
+
+  shortCodesToEmojiData[key].push(searchData);
+});
+
+// JSON.parse/stringify is to emulate what @preval is doing and avoid any
+// inconsistent behavior in dev mode
+module.exports = JSON.parse(JSON.stringify([
+  shortCodesToEmojiData,
+  emojiMartData.skins,
+  emojiMartData.categories,
+  emojiMartData.short_names,
+  emojisWithoutShortCodes,
+]));

app/javascript/mastodon/features/emoji/emoji_mart_data_light.js

@@ -0,0 +1,41 @@
+// The output of this module is designed to mimic emoji-mart's
+// "data" object, such that we can use it for a light version of emoji-mart's
+// emojiIndex.search functionality.
+const { unicodeToUnifiedName } = require('./unicode_to_unified_name');
+const [ shortCodesToEmojiData, skins, categories, short_names ] = require('./emoji_compressed');
+
+const emojis = {};
+
+// decompress
+Object.keys(shortCodesToEmojiData).forEach((shortCode) => {
+  let [
+    filenameData, // eslint-disable-line no-unused-vars
+    searchData,
+  ] = shortCodesToEmojiData[shortCode];
+  let [
+    native,
+    short_names,
+    search,
+    unified,
+  ] = searchData;
+
+  if (!unified) {
+    // unified name can be derived from unicodeToUnifiedName
+    unified = unicodeToUnifiedName(native);
+  }
+
+  short_names = [shortCode].concat(short_names);
+  emojis[shortCode] = {
+    native,
+    search,
+    short_names,
+    unified,
+  };
+});
+
+module.exports = {
+  emojis,
+  skins,
+  categories,
+  short_names,
+};

app/javascript/mastodon/features/emoji/emoji_mart_search_light.js

@@ -0,0 +1,157 @@
+// This code is largely borrowed from:
+// https://github.com/missive/emoji-mart/blob/5f2ffcc/src/utils/emoji-index.js
+
+import data from './emoji_mart_data_light';
+import { getData, getSanitizedData, intersect } from './emoji_utils';
+
+let originalPool = {};
+let index = {};
+let emojisList = {};
+let emoticonsList = {};
+
+for (let emoji in data.emojis) {
+  let emojiData = data.emojis[emoji];
+  let { short_names, emoticons } = emojiData;
+  let id = short_names[0];
+
+  if (emoticons) {
+    emoticons.forEach(emoticon => {
+      if (emoticonsList[emoticon]) {
+        return;
+      }
+
+      emoticonsList[emoticon] = id;
+    });
+  }
+
+  emojisList[id] = getSanitizedData(id);
+  originalPool[id] = emojiData;
+}
+
+function addCustomToPool(custom, pool) {
+  custom.forEach((emoji) => {
+    let emojiId = emoji.id || emoji.short_names[0];
+
+    if (emojiId && !pool[emojiId]) {
+      pool[emojiId] = getData(emoji);
+      emojisList[emojiId] = getSanitizedData(emoji);
+    }
+  });
+}
+
+function search(value, { emojisToShowFilter, maxResults, include, exclude, custom = [] } = {}) {
+  addCustomToPool(custom, originalPool);
+
+  maxResults = maxResults || 75;
+  include = include || [];
+  exclude = exclude || [];
+
+  let results = null,
+    pool = originalPool;
+
+  if (value.length) {
+    if (value === '-' || value === '-1') {
+      return [emojisList['-1']];
+    }
+
+    let values = value.toLowerCase().split(/[\s|,|\-|_]+/),
+      allResults = [];
+
+    if (values.length > 2) {
+      values = [values[0], values[1]];
+    }
+
+    if (include.length || exclude.length) {
+      pool = {};
+
+      data.categories.forEach(category => {
+        let isIncluded = include && include.length ? include.indexOf(category.name.toLowerCase()) > -1 : true;
+        let isExcluded = exclude && exclude.length ? exclude.indexOf(category.name.toLowerCase()) > -1 : false;
+        if (!isIncluded || isExcluded) {
+          return;
+        }
+
+        category.emojis.forEach(emojiId => pool[emojiId] = data.emojis[emojiId]);
+      });
+
+      if (custom.length) {
+        let customIsIncluded = include && include.length ? include.indexOf('custom') > -1 : true;
+        let customIsExcluded = exclude && exclude.length ? exclude.indexOf('custom') > -1 : false;
+        if (customIsIncluded && !customIsExcluded) {
+          addCustomToPool(custom, pool);
+        }
+      }
+    }
+
+    allResults = values.map((value) => {
+      let aPool = pool,
+        aIndex = index,
+        length = 0;
+
+      for (let charIndex = 0; charIndex < value.length; charIndex++) {
+        const char = value[charIndex];
+        length++;
+
+        aIndex[char] = aIndex[char] || {};
+        aIndex = aIndex[char];
+
+        if (!aIndex.results) {
+          let scores = {};
+
+          aIndex.results = [];
+          aIndex.pool = {};
+
+          for (let id in aPool) {
+            let emoji = aPool[id],
+              { search } = emoji,
+              sub = value.substr(0, length),
+              subIndex = search.indexOf(sub);
+
+            if (subIndex !== -1) {
+              let score = subIndex + 1;
+              if (sub === id) score = 0;
+
+              aIndex.results.push(emojisList[id]);
+              aIndex.pool[id] = emoji;
+
+              scores[id] = score;
+            }
+          }
+
+          aIndex.results.sort((a, b) => {
+            let aScore = scores[a.id],
+              bScore = scores[b.id];
+
+            return aScore - bScore;
+          });
+        }
+
+        aPool = aIndex.pool;
+      }
+
+      return aIndex.results;
+    }).filter(a => a);
+
+    if (allResults.length > 1) {
+      results = intersect.apply(null, allResults);
+    } else if (allResults.length) {
+      results = allResults[0];
+    } else {
+      results = [];
+    }
+  }
+
+  if (results) {
+    if (emojisToShowFilter) {
+      results = results.filter((result) => emojisToShowFilter(data.emojis[result.id].unified));
+    }
+
+    if (results && results.length > maxResults) {
+      results = results.slice(0, maxResults);
+    }
+  }
+
+  return results;
+}
+
+export { search };

app/javascript/mastodon/features/emoji/emoji_picker.js

@@ -0,0 +1,7 @@
+import Picker from 'emoji-mart/dist-es/components/picker';
+import Emoji from 'emoji-mart/dist-es/components/emoji';
+
+export {
+  Picker,
+  Emoji,
+};

app/javascript/mastodon/features/emoji/emoji_unicode_mapping_light.js

@@ -0,0 +1,35 @@
+// A mapping of unicode strings to an object containing the filename
+// (i.e. the svg filename) and a shortCode intended to be shown
+// as a "title" attribute in an HTML element (aka tooltip).
+
+const [
+  shortCodesToEmojiData,
+  skins, // eslint-disable-line no-unused-vars
+  categories, // eslint-disable-line no-unused-vars
+  short_names, // eslint-disable-line no-unused-vars
+  emojisWithoutShortCodes,
+] = require('./emoji_compressed');
+const { unicodeToFilename } = require('./unicode_to_filename');
+
+// decompress
+const unicodeMapping = {};
+
+function processEmojiMapData(emojiMapData, shortCode) {
+  let [ native, filename ] = emojiMapData;
+  if (!filename) {
+    // filename name can be derived from unicodeToFilename
+    filename = unicodeToFilename(native);
+  }
+  unicodeMapping[native] = {
+    shortCode: shortCode,
+    filename: filename,
+  };
+}
+
+Object.keys(shortCodesToEmojiData).forEach((shortCode) => {
+  let [ filenameData ] = shortCodesToEmojiData[shortCode];
+  filenameData.forEach(emojiMapData => processEmojiMapData(emojiMapData, shortCode));
+});
+emojisWithoutShortCodes.forEach(emojiMapData => processEmojiMapData(emojiMapData));
+
+module.exports = unicodeMapping;

app/javascript/mastodon/features/emoji/emoji_utils.js

@@ -0,0 +1,258 @@
+// This code is largely borrowed from:
+// https://github.com/missive/emoji-mart/blob/5f2ffcc/src/utils/index.js
+
+import data from './emoji_mart_data_light';
+
+const buildSearch = (data) => {
+  const search = [];
+
+  let addToSearch = (strings, split) => {
+    if (!strings) {
+      return;
+    }
+
+    (Array.isArray(strings) ? strings : [strings]).forEach((string) => {
+      (split ? string.split(/[-|_|\s]+/) : [string]).forEach((s) => {
+        s = s.toLowerCase();
+
+        if (search.indexOf(s) === -1) {
+          search.push(s);
+        }
+      });
+    });
+  };
+
+  addToSearch(data.short_names, true);
+  addToSearch(data.name, true);
+  addToSearch(data.keywords, false);
+  addToSearch(data.emoticons, false);
+
+  return search.join(',');
+};
+
+const _String = String;
+
+const stringFromCodePoint = _String.fromCodePoint || function () {
+  let MAX_SIZE = 0x4000;
+  let codeUnits = [];
+  let highSurrogate;
+  let lowSurrogate;
+  let index = -1;
+  let length = arguments.length;
+  if (!length) {
+    return '';
+  }
+  let result = '';
+  while (++index < length) {
+    let codePoint = Number(arguments[index]);
+    if (
+      !isFinite(codePoint) ||       // `NaN`, `+Infinity`, or `-Infinity`
+      codePoint < 0 ||              // not a valid Unicode code point
+      codePoint > 0x10FFFF ||       // not a valid Unicode code point
+      Math.floor(codePoint) !== codePoint // not an integer
+    ) {
+      throw RangeError('Invalid code point: ' + codePoint);
+    }
+    if (codePoint <= 0xFFFF) { // BMP code point
+      codeUnits.push(codePoint);
+    } else { // Astral code point; split in surrogate halves
+      // http://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
+      codePoint -= 0x10000;
+      highSurrogate = (codePoint >> 10) + 0xD800;
+      lowSurrogate = (codePoint % 0x400) + 0xDC00;
+      codeUnits.push(highSurrogate, lowSurrogate);
+    }
+    if (index + 1 === length || codeUnits.length > MAX_SIZE) {
+      result += String.fromCharCode.apply(null, codeUnits);
+      codeUnits.length = 0;
+    }
+  }
+  return result;
+};
+
+
+const _JSON = JSON;
+
+const COLONS_REGEX = /^(?:\:([^\:]+)\:)(?:\:skin-tone-(\d)\:)?$/;
+const SKINS = [
+  '1F3FA', '1F3FB', '1F3FC',
+  '1F3FD', '1F3FE', '1F3FF',
+];
+
+function unifiedToNative(unified) {
+  let unicodes = unified.split('-'),
+    codePoints = unicodes.map((u) => `0x${u}`);
+
+  return stringFromCodePoint.apply(null, codePoints);
+}
+
+function sanitize(emoji) {
+  let { name, short_names, skin_tone, skin_variations, emoticons, unified, custom, imageUrl } = emoji,
+    id = emoji.id || short_names[0],
+    colons = `:${id}:`;
+
+  if (custom) {
+    return {
+      id,
+      name,
+      colons,
+      emoticons,
+      custom,
+      imageUrl,
+    };
+  }
+
+  if (skin_tone) {
+    colons += `:skin-tone-${skin_tone}:`;
+  }
+
+  return {
+    id,
+    name,
+    colons,
+    emoticons,
+    unified: unified.toLowerCase(),
+    skin: skin_tone || (skin_variations ? 1 : null),
+    native: unifiedToNative(unified),
+  };
+}
+
+function getSanitizedData() {
+  return sanitize(getData(...arguments));
+}
+
+function getData(emoji, skin, set) {
+  let emojiData = {};
+
+  if (typeof emoji === 'string') {
+    let matches = emoji.match(COLONS_REGEX);
+
+    if (matches) {
+      emoji = matches[1];
+
+      if (matches[2]) {
+        skin = parseInt(matches[2]);
+      }
+    }
+
+    if (data.short_names.hasOwnProperty(emoji)) {
+      emoji = data.short_names[emoji];
+    }
+
+    if (data.emojis.hasOwnProperty(emoji)) {
+      emojiData = data.emojis[emoji];
+    }
+  } else if (emoji.id) {
+    if (data.short_names.hasOwnProperty(emoji.id)) {
+      emoji.id = data.short_names[emoji.id];
+    }
+
+    if (data.emojis.hasOwnProperty(emoji.id)) {
+      emojiData = data.emojis[emoji.id];
+      skin = skin || emoji.skin;
+    }
+  }
+
+  if (!Object.keys(emojiData).length) {
+    emojiData = emoji;
+    emojiData.custom = true;
+
+    if (!emojiData.search) {
+      emojiData.search = buildSearch(emoji);
+    }
+  }
+
+  emojiData.emoticons = emojiData.emoticons || [];
+  emojiData.variations = emojiData.variations || [];
+
+  if (emojiData.skin_variations && skin > 1 && set) {
+    emojiData = JSON.parse(_JSON.stringify(emojiData));
+
+    let skinKey = SKINS[skin - 1],
+      variationData = emojiData.skin_variations[skinKey];
+
+    if (!variationData.variations && emojiData.variations) {
+      delete emojiData.variations;
+    }
+
+    if (variationData[`has_img_${set}`]) {
+      emojiData.skin_tone = skin;
+
+      for (let k in variationData) {
+        let v = variationData[k];
+        emojiData[k] = v;
+      }
+    }
+  }
+
+  if (emojiData.variations && emojiData.variations.length) {
+    emojiData = JSON.parse(_JSON.stringify(emojiData));
+    emojiData.unified = emojiData.variations.shift();
+  }
+
+  return emojiData;
+}
+
+function uniq(arr) {
+  return arr.reduce((acc, item) => {
+    if (acc.indexOf(item) === -1) {
+      acc.push(item);
+    }
+    return acc;
+  }, []);
+}
+
+function intersect(a, b) {
+  const uniqA = uniq(a);
+  const uniqB = uniq(b);
+
+  return uniqA.filter(item => uniqB.indexOf(item) >= 0);
+}
+
+function deepMerge(a, b) {
+  let o = {};
+
+  for (let key in a) {
+    let originalValue = a[key],
+      value = originalValue;
+
+    if (b.hasOwnProperty(key)) {
+      value = b[key];
+    }
+
+    if (typeof value === 'object') {
+      value = deepMerge(originalValue, value);
+    }
+
+    o[key] = value;
+  }
+
+  return o;
+}
+
+// https://github.com/sonicdoe/measure-scrollbar
+function measureScrollbar() {
+  const div = document.createElement('div');
+
+  div.style.width = '100px';
+  div.style.height = '100px';
+  div.style.overflow = 'scroll';
+  div.style.position = 'absolute';
+  div.style.top = '-9999px';
+
+  document.body.appendChild(div);
+  const scrollbarWidth = div.offsetWidth - div.clientWidth;
+  document.body.removeChild(div);
+
+  return scrollbarWidth;
+}
+
+export {
+  getData,
+  getSanitizedData,
+  uniq,
+  intersect,
+  deepMerge,
+  unifiedToNative,
+  measureScrollbar,
+};

app/javascript/mastodon/features/emoji/unicode_to_filename.js

@@ -0,0 +1,26 @@
+// taken from:
+// https://github.com/twitter/twemoji/blob/47732c7/twemoji-generator.js#L848-L866
+exports.unicodeToFilename = (str) => {
+  let result = '';
+  let charCode = 0;
+  let p = 0;
+  let i = 0;
+  while (i < str.length) {
+    charCode = str.charCodeAt(i++);
+    if (p) {
+      if (result.length > 0) {
+        result += '-';
+      }
+      result += (0x10000 + ((p - 0xD800) << 10) + (charCode - 0xDC00)).toString(16);
+      p = 0;
+    } else if (0xD800 <= charCode && charCode <= 0xDBFF) {
+      p = charCode;
+    } else {
+      if (result.length > 0) {
+        result += '-';
+      }
+      result += charCode.toString(16);
+    }
+  }
+  return result;
+};

app/javascript/mastodon/features/emoji/unicode_to_unified_name.js

@@ -0,0 +1,17 @@
+function padLeft(str, num) {
+  while (str.length < num) {
+    str = '0' + str;
+  }
+  return str;
+}
+
+exports.unicodeToUnifiedName = (str) => {
+  let output = '';
+  for (let i = 0; i < str.length; i += 2) {
+    if (i > 0) {
+      output += '-';
+    }
+    output += padLeft(str.codePointAt(i).toString(16).toUpperCase(), 4);
+  }
+  return output;
+};

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

@@ -0,0 +1,94 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { fetchFavouritedStatuses, expandFavouritedStatuses } from '../../actions/favourites';
+import Column from '../ui/components/column';
+import ColumnHeader from '../../components/column_header';
+import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
+import StatusList from '../../components/status_list';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  heading: { id: 'column.favourites', defaultMessage: 'Favourites' },
+});
+
+const mapStateToProps = state => ({
+  statusIds: state.getIn(['status_lists', 'favourites', 'items']),
+  hasMore: !!state.getIn(['status_lists', 'favourites', 'next']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class Favourites extends ImmutablePureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    statusIds: ImmutablePropTypes.list.isRequired,
+    intl: PropTypes.object.isRequired,
+    columnId: PropTypes.string,
+    multiColumn: PropTypes.bool,
+    hasMore: PropTypes.bool,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchFavouritedStatuses());
+  }
+
+  handlePin = () => {
+    const { columnId, dispatch } = this.props;
+
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('FAVOURITES', {}));
+    }
+  }
+
+  handleMove = (dir) => {
+    const { columnId, dispatch } = this.props;
+    dispatch(moveColumn(columnId, dir));
+  }
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  handleScrollToBottom = () => {
+    this.props.dispatch(expandFavouritedStatuses());
+  }
+
+  render () {
+    const { intl, statusIds, columnId, multiColumn, hasMore } = this.props;
+    const pinned = !!columnId;
+
+    return (
+      <Column ref={this.setRef}>
+        <ColumnHeader
+          icon='star'
+          title={intl.formatMessage(messages.heading)}
+          onPin={this.handlePin}
+          onMove={this.handleMove}
+          onClick={this.handleHeaderClick}
+          pinned={pinned}
+          multiColumn={multiColumn}
+          showBackButton
+        />
+
+        <StatusList
+          trackScroll={!pinned}
+          statusIds={statusIds}
+          scrollKey={`favourited_statuses-${columnId}`}
+          hasMore={hasMore}
+          onScrollToBottom={this.handleScrollToBottom}
+        />
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,60 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import LoadingIndicator from '../../components/loading_indicator';
+import { fetchFavourites } from '../../actions/interactions';
+import { ScrollContainer } from 'react-router-scroll-4';
+import AccountContainer from '../../containers/account_container';
+import Column from '../ui/components/column';
+import ColumnBackButton from '../../components/column_back_button';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const mapStateToProps = (state, props) => ({
+  accountIds: state.getIn(['user_lists', 'favourited_by', props.params.statusId]),
+});
+
+@connect(mapStateToProps)
+export default class Favourites extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    accountIds: ImmutablePropTypes.list,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchFavourites(this.props.params.statusId));
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.params.statusId !== this.props.params.statusId && nextProps.params.statusId) {
+      this.props.dispatch(fetchFavourites(nextProps.params.statusId));
+    }
+  }
+
+  render () {
+    const { accountIds } = this.props;
+
+    if (!accountIds) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    return (
+      <Column>
+        <ColumnBackButton />
+
+        <ScrollContainer scrollKey='favourites'>
+          <div className='scrollable'>
+            {accountIds.map(id => <AccountContainer key={id} id={id} withNote={false} />)}
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/follow_requests/components/account_authorize.js

@@ -0,0 +1,49 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import Permalink from '../../../components/permalink';
+import Avatar from '../../../components/avatar';
+import DisplayName from '../../../components/display_name';
+import IconButton from '../../../components/icon_button';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  authorize: { id: 'follow_request.authorize', defaultMessage: 'Authorize' },
+  reject: { id: 'follow_request.reject', defaultMessage: 'Reject' },
+});
+
+@injectIntl
+export default class AccountAuthorize extends ImmutablePureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map.isRequired,
+    onAuthorize: PropTypes.func.isRequired,
+    onReject: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  render () {
+    const { intl, account, onAuthorize, onReject } = this.props;
+    const content = { __html: account.get('note_emojified') };
+
+    return (
+      <div className='account-authorize__wrapper'>
+        <div className='account-authorize'>
+          <Permalink href={account.get('url')} to={`/accounts/${account.get('id')}`} className='detailed-status__display-name'>
+            <div className='account-authorize__avatar'><Avatar account={account} size={48} /></div>
+            <DisplayName account={account} />
+          </Permalink>
+
+          <div className='account__header__content' dangerouslySetInnerHTML={content} />
+        </div>
+
+        <div className='account--panel'>
+          <div className='account--panel__button'><IconButton title={intl.formatMessage(messages.authorize)} icon='check' onClick={onAuthorize} /></div>
+          <div className='account--panel__button'><IconButton title={intl.formatMessage(messages.reject)} icon='times' onClick={onReject} /></div>
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/follow_requests/containers/account_authorize_container.js

@@ -0,0 +1,26 @@
+import { connect } from 'react-redux';
+import { makeGetAccount } from '../../../selectors';
+import AccountAuthorize from '../components/account_authorize';
+import { authorizeFollowRequest, rejectFollowRequest } from '../../../actions/accounts';
+
+const makeMapStateToProps = () => {
+  const getAccount = makeGetAccount();
+
+  const mapStateToProps = (state, props) => ({
+    account: getAccount(state, props.id),
+  });
+
+  return mapStateToProps;
+};
+
+const mapDispatchToProps = (dispatch, { id }) => ({
+  onAuthorize () {
+    dispatch(authorizeFollowRequest(id));
+  },
+
+  onReject () {
+    dispatch(rejectFollowRequest(id));
+  },
+});
+
+export default connect(makeMapStateToProps, mapDispatchToProps)(AccountAuthorize);

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

@@ -0,0 +1,71 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import LoadingIndicator from '../../components/loading_indicator';
+import { ScrollContainer } from 'react-router-scroll-4';
+import Column from '../ui/components/column';
+import ColumnBackButtonSlim from '../../components/column_back_button_slim';
+import AccountAuthorizeContainer from './containers/account_authorize_container';
+import { fetchFollowRequests, expandFollowRequests } from '../../actions/accounts';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  heading: { id: 'column.follow_requests', defaultMessage: 'Follow requests' },
+});
+
+const mapStateToProps = state => ({
+  accountIds: state.getIn(['user_lists', 'follow_requests', 'items']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class FollowRequests extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    accountIds: ImmutablePropTypes.list,
+    intl: PropTypes.object.isRequired,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchFollowRequests());
+  }
+
+  handleScroll = (e) => {
+    const { scrollTop, scrollHeight, clientHeight } = e.target;
+
+    if (scrollTop === scrollHeight - clientHeight) {
+      this.props.dispatch(expandFollowRequests());
+    }
+  }
+
+  render () {
+    const { intl, accountIds } = this.props;
+
+    if (!accountIds) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    return (
+      <Column icon='users' heading={intl.formatMessage(messages.heading)}>
+        <ColumnBackButtonSlim />
+
+        <ScrollContainer scrollKey='follow_requests'>
+          <div className='scrollable' onScroll={this.handleScroll}>
+            {accountIds.map(id =>
+              <AccountAuthorizeContainer key={id} id={id} />
+            )}
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,93 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import LoadingIndicator from '../../components/loading_indicator';
+import {
+  fetchAccount,
+  fetchFollowers,
+  expandFollowers,
+} from '../../actions/accounts';
+import { ScrollContainer } from 'react-router-scroll-4';
+import AccountContainer from '../../containers/account_container';
+import Column from '../ui/components/column';
+import HeaderContainer from '../account_timeline/containers/header_container';
+import LoadMore from '../../components/load_more';
+import ColumnBackButton from '../../components/column_back_button';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const mapStateToProps = (state, props) => ({
+  accountIds: state.getIn(['user_lists', 'followers', props.params.accountId, 'items']),
+  hasMore: !!state.getIn(['user_lists', 'followers', props.params.accountId, 'next']),
+});
+
+@connect(mapStateToProps)
+export default class Followers extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    accountIds: ImmutablePropTypes.list,
+    hasMore: PropTypes.bool,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchAccount(this.props.params.accountId));
+    this.props.dispatch(fetchFollowers(this.props.params.accountId));
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.params.accountId !== this.props.params.accountId && nextProps.params.accountId) {
+      this.props.dispatch(fetchAccount(nextProps.params.accountId));
+      this.props.dispatch(fetchFollowers(nextProps.params.accountId));
+    }
+  }
+
+  handleScroll = (e) => {
+    const { scrollTop, scrollHeight, clientHeight } = e.target;
+
+    if (scrollTop === scrollHeight - clientHeight && this.props.hasMore) {
+      this.props.dispatch(expandFollowers(this.props.params.accountId));
+    }
+  }
+
+  handleLoadMore = (e) => {
+    e.preventDefault();
+    this.props.dispatch(expandFollowers(this.props.params.accountId));
+  }
+
+  render () {
+    const { accountIds, hasMore } = this.props;
+
+    let loadMore = null;
+
+    if (!accountIds) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    if (hasMore) {
+      loadMore = <LoadMore onClick={this.handleLoadMore} />;
+    }
+
+    return (
+      <Column>
+        <ColumnBackButton />
+
+        <ScrollContainer scrollKey='followers'>
+          <div className='scrollable' onScroll={this.handleScroll}>
+            <div className='followers'>
+              <HeaderContainer accountId={this.props.params.accountId} />
+              {accountIds.map(id => <AccountContainer key={id} id={id} withNote={false} />)}
+              {loadMore}
+            </div>
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,93 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import LoadingIndicator from '../../components/loading_indicator';
+import {
+  fetchAccount,
+  fetchFollowing,
+  expandFollowing,
+} from '../../actions/accounts';
+import { ScrollContainer } from 'react-router-scroll-4';
+import AccountContainer from '../../containers/account_container';
+import Column from '../ui/components/column';
+import HeaderContainer from '../account_timeline/containers/header_container';
+import LoadMore from '../../components/load_more';
+import ColumnBackButton from '../../components/column_back_button';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const mapStateToProps = (state, props) => ({
+  accountIds: state.getIn(['user_lists', 'following', props.params.accountId, 'items']),
+  hasMore: !!state.getIn(['user_lists', 'following', props.params.accountId, 'next']),
+});
+
+@connect(mapStateToProps)
+export default class Following extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    accountIds: ImmutablePropTypes.list,
+    hasMore: PropTypes.bool,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchAccount(this.props.params.accountId));
+    this.props.dispatch(fetchFollowing(this.props.params.accountId));
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.params.accountId !== this.props.params.accountId && nextProps.params.accountId) {
+      this.props.dispatch(fetchAccount(nextProps.params.accountId));
+      this.props.dispatch(fetchFollowing(nextProps.params.accountId));
+    }
+  }
+
+  handleScroll = (e) => {
+    const { scrollTop, scrollHeight, clientHeight } = e.target;
+
+    if (scrollTop === scrollHeight - clientHeight && this.props.hasMore) {
+      this.props.dispatch(expandFollowing(this.props.params.accountId));
+    }
+  }
+
+  handleLoadMore = (e) => {
+    e.preventDefault();
+    this.props.dispatch(expandFollowing(this.props.params.accountId));
+  }
+
+  render () {
+    const { accountIds, hasMore } = this.props;
+
+    let loadMore = null;
+
+    if (!accountIds) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    if (hasMore) {
+      loadMore = <LoadMore onClick={this.handleLoadMore} />;
+    }
+
+    return (
+      <Column>
+        <ColumnBackButton />
+
+        <ScrollContainer scrollKey='following'>
+          <div className='scrollable' onScroll={this.handleScroll}>
+            <div className='following'>
+              <HeaderContainer accountId={this.props.params.accountId} />
+              {accountIds.map(id => <AccountContainer key={id} id={id} withNote={false} />)}
+              {loadMore}
+            </div>
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,11 @@
+import React from 'react';
+import Column from '../ui/components/column';
+import MissingIndicator from '../../components/missing_indicator';
+
+const GenericNotFound = () => (
+  <Column>
+    <MissingIndicator />
+  </Column>
+);
+
+export default GenericNotFound;

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

@@ -0,0 +1,112 @@
+import React from 'react';
+import Column from '../ui/components/column';
+import ColumnLink from '../ui/components/column_link';
+import ColumnSubheading from '../ui/components/column_subheading';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { me } from '../../initial_state';
+
+const messages = defineMessages({
+  heading: { id: 'getting_started.heading', defaultMessage: 'Getting started' },
+  home_timeline: { id: 'tabs_bar.home', defaultMessage: 'Home' },
+  notifications: { id: 'tabs_bar.notifications', defaultMessage: 'Notifications' },
+  public_timeline: { id: 'navigation_bar.public_timeline', defaultMessage: 'Federated timeline' },
+  navigation_subheading: { id: 'column_subheading.navigation', defaultMessage: 'Navigation' },
+  settings_subheading: { id: 'column_subheading.settings', defaultMessage: 'Settings' },
+  community_timeline: { id: 'navigation_bar.community_timeline', defaultMessage: 'Local timeline' },
+  preferences: { id: 'navigation_bar.preferences', defaultMessage: 'Preferences' },
+  follow_requests: { id: 'navigation_bar.follow_requests', defaultMessage: 'Follow requests' },
+  sign_out: { id: 'navigation_bar.logout', defaultMessage: 'Logout' },
+  favourites: { id: 'navigation_bar.favourites', defaultMessage: 'Favourites' },
+  blocks: { id: 'navigation_bar.blocks', defaultMessage: 'Blocked users' },
+  mutes: { id: 'navigation_bar.mutes', defaultMessage: 'Muted users' },
+  info: { id: 'navigation_bar.info', defaultMessage: 'Extended information' },
+  pins: { id: 'navigation_bar.pins', defaultMessage: 'Pinned toots' },
+});
+
+const mapStateToProps = state => ({
+  myAccount: state.getIn(['accounts', me]),
+  columns: state.getIn(['settings', 'columns']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class GettingStarted extends ImmutablePureComponent {
+
+  static propTypes = {
+    intl: PropTypes.object.isRequired,
+    myAccount: ImmutablePropTypes.map.isRequired,
+    columns: ImmutablePropTypes.list,
+    multiColumn: PropTypes.bool,
+  };
+
+  render () {
+    const { intl, myAccount, columns, multiColumn } = this.props;
+
+    let navItems = [];
+
+    if (multiColumn) {
+      if (!columns.find(item => item.get('id') === 'HOME')) {
+        navItems.push(<ColumnLink key='0' icon='home' text={intl.formatMessage(messages.home_timeline)} to='/timelines/home' />);
+      }
+
+      if (!columns.find(item => item.get('id') === 'NOTIFICATIONS')) {
+        navItems.push(<ColumnLink key='1' icon='bell' text={intl.formatMessage(messages.notifications)} to='/notifications' />);
+      }
+
+      if (!columns.find(item => item.get('id') === 'COMMUNITY')) {
+        navItems.push(<ColumnLink key='2' icon='users' text={intl.formatMessage(messages.community_timeline)} to='/timelines/public/local' />);
+      }
+
+      if (!columns.find(item => item.get('id') === 'PUBLIC')) {
+        navItems.push(<ColumnLink key='3' icon='globe' text={intl.formatMessage(messages.public_timeline)} to='/timelines/public' />);
+      }
+    }
+
+    navItems = navItems.concat([
+      <ColumnLink key='4' icon='star' text={intl.formatMessage(messages.favourites)} to='/favourites' />,
+      <ColumnLink key='5' icon='thumb-tack' text={intl.formatMessage(messages.pins)} to='/pinned' />,
+    ]);
+
+    if (myAccount.get('locked')) {
+      navItems.push(<ColumnLink key='6' icon='users' text={intl.formatMessage(messages.follow_requests)} to='/follow_requests' />);
+    }
+
+    navItems = navItems.concat([
+      <ColumnLink key='7' icon='volume-off' text={intl.formatMessage(messages.mutes)} to='/mutes' />,
+      <ColumnLink key='8' icon='ban' text={intl.formatMessage(messages.blocks)} to='/blocks' />,
+    ]);
+
+    return (
+      <Column icon='asterisk' heading={intl.formatMessage(messages.heading)} hideHeadingOnMobile>
+        <div className='getting-started__wrapper'>
+          <ColumnSubheading text={intl.formatMessage(messages.navigation_subheading)} />
+          {navItems}
+          <ColumnSubheading text={intl.formatMessage(messages.settings_subheading)} />
+          <ColumnLink icon='book' text={intl.formatMessage(messages.info)} href='/about/more' />
+          <ColumnLink icon='cog' text={intl.formatMessage(messages.preferences)} href='/settings/preferences' />
+          <ColumnLink icon='sign-out' text={intl.formatMessage(messages.sign_out)} href='/auth/sign_out' method='delete' />
+        </div>
+
+        <div className='getting-started__footer scrollable optionally-scrollable'>
+          <div className='static-content getting-started'>
+            <p>
+              <a href='https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/FAQ.md' rel='noopener' target='_blank'><FormattedMessage id='getting_started.faq' defaultMessage='FAQ' /></a> • <a href='https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/User-guide.md' rel='noopener' target='_blank'><FormattedMessage id='getting_started.userguide' defaultMessage='User Guide' /></a> • <a href='https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/Apps.md' rel='noopener' target='_blank'><FormattedMessage id='getting_started.appsshort' defaultMessage='Apps' /></a>
+            </p>
+            <p>
+              <FormattedMessage
+                id='getting_started.open_source_notice'
+                defaultMessage='Mastodon is open source software. You can contribute or report issues on GitHub at {github}.'
+                values={{ github: <a href='https://github.com/tootsuite/mastodon' rel='noopener' target='_blank'>tootsuite/mastodon</a> }}
+              />
+            </p>
+          </div>
+        </div>
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,118 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import StatusListContainer from '../ui/containers/status_list_container';
+import Column from '../../components/column';
+import ColumnHeader from '../../components/column_header';
+import {
+  refreshHashtagTimeline,
+  expandHashtagTimeline,
+} from '../../actions/timelines';
+import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
+import { FormattedMessage } from 'react-intl';
+import { connectHashtagStream } from '../../actions/streaming';
+
+const mapStateToProps = (state, props) => ({
+  hasUnread: state.getIn(['timelines', `hashtag:${props.params.id}`, 'unread']) > 0,
+});
+
+@connect(mapStateToProps)
+export default class HashtagTimeline extends React.PureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    columnId: PropTypes.string,
+    dispatch: PropTypes.func.isRequired,
+    hasUnread: PropTypes.bool,
+    multiColumn: PropTypes.bool,
+  };
+
+  handlePin = () => {
+    const { columnId, dispatch } = this.props;
+
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('HASHTAG', { id: this.props.params.id }));
+    }
+  }
+
+  handleMove = (dir) => {
+    const { columnId, dispatch } = this.props;
+    dispatch(moveColumn(columnId, dir));
+  }
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  _subscribe (dispatch, id) {
+    this.disconnect = dispatch(connectHashtagStream(id));
+  }
+
+  _unsubscribe () {
+    if (this.disconnect) {
+      this.disconnect();
+      this.disconnect = null;
+    }
+  }
+
+  componentDidMount () {
+    const { dispatch } = this.props;
+    const { id } = this.props.params;
+
+    dispatch(refreshHashtagTimeline(id));
+    this._subscribe(dispatch, id);
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.params.id !== this.props.params.id) {
+      this.props.dispatch(refreshHashtagTimeline(nextProps.params.id));
+      this._unsubscribe();
+      this._subscribe(this.props.dispatch, nextProps.params.id);
+    }
+  }
+
+  componentWillUnmount () {
+    this._unsubscribe();
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  handleLoadMore = () => {
+    this.props.dispatch(expandHashtagTimeline(this.props.params.id));
+  }
+
+  render () {
+    const { hasUnread, columnId, multiColumn } = this.props;
+    const { id } = this.props.params;
+    const pinned = !!columnId;
+
+    return (
+      <Column ref={this.setRef}>
+        <ColumnHeader
+          icon='hashtag'
+          active={hasUnread}
+          title={id}
+          onPin={this.handlePin}
+          onMove={this.handleMove}
+          onClick={this.handleHeaderClick}
+          pinned={pinned}
+          multiColumn={multiColumn}
+          showBackButton
+        />
+
+        <StatusListContainer
+          trackScroll={!pinned}
+          scrollKey={`hashtag_timeline-${columnId}`}
+          timelineId={`hashtag:${id}`}
+          loadMore={this.handleLoadMore}
+          emptyMessage={<FormattedMessage id='empty_column.hashtag' defaultMessage='There is nothing in this hashtag yet.' />}
+        />
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/home_timeline/components/column_settings.js

@@ -0,0 +1,46 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import SettingToggle from '../../notifications/components/setting_toggle';
+import SettingText from '../../../components/setting_text';
+
+const messages = defineMessages({
+  filter_regex: { id: 'home.column_settings.filter_regex', defaultMessage: 'Filter out by regular expressions' },
+  settings: { id: 'home.settings', defaultMessage: 'Column settings' },
+});
+
+@injectIntl
+export default class ColumnSettings extends React.PureComponent {
+
+  static propTypes = {
+    settings: ImmutablePropTypes.map.isRequired,
+    onChange: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  render () {
+    const { settings, onChange, intl } = this.props;
+
+    return (
+      <div>
+        <span className='column-settings__section'><FormattedMessage id='home.column_settings.basic' defaultMessage='Basic' /></span>
+
+        <div className='column-settings__row'>
+          <SettingToggle prefix='home_timeline' settings={settings} settingKey={['shows', 'reblog']} onChange={onChange} label={<FormattedMessage id='home.column_settings.show_reblogs' defaultMessage='Show boosts' />} />
+        </div>
+
+        <div className='column-settings__row'>
+          <SettingToggle prefix='home_timeline' settings={settings} settingKey={['shows', 'reply']} onChange={onChange} label={<FormattedMessage id='home.column_settings.show_replies' defaultMessage='Show replies' />} />
+        </div>
+
+        <span className='column-settings__section'><FormattedMessage id='home.column_settings.advanced' defaultMessage='Advanced' /></span>
+
+        <div className='column-settings__row'>
+          <SettingText prefix='home_timeline' settings={settings} settingKey={['regex', 'body']} onChange={onChange} label={intl.formatMessage(messages.filter_regex)} />
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/home_timeline/containers/column_settings_container.js

@@ -0,0 +1,21 @@
+import { connect } from 'react-redux';
+import ColumnSettings from '../components/column_settings';
+import { changeSetting, saveSettings } from '../../../actions/settings';
+
+const mapStateToProps = state => ({
+  settings: state.getIn(['settings', 'home']),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onChange (key, checked) {
+    dispatch(changeSetting(['home', ...key], checked));
+  },
+
+  onSave () {
+    dispatch(saveSettings());
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(ColumnSettings);

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

@@ -0,0 +1,90 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import { expandHomeTimeline } from '../../actions/timelines';
+import PropTypes from 'prop-types';
+import StatusListContainer from '../ui/containers/status_list_container';
+import Column from '../../components/column';
+import ColumnHeader from '../../components/column_header';
+import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import ColumnSettingsContainer from './containers/column_settings_container';
+import { Link } from 'react-router-dom';
+
+const messages = defineMessages({
+  title: { id: 'column.home', defaultMessage: 'Home' },
+});
+
+const mapStateToProps = state => ({
+  hasUnread: state.getIn(['timelines', 'home', 'unread']) > 0,
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class HomeTimeline extends React.PureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+    hasUnread: PropTypes.bool,
+    columnId: PropTypes.string,
+    multiColumn: PropTypes.bool,
+  };
+
+  handlePin = () => {
+    const { columnId, dispatch } = this.props;
+
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('HOME', {}));
+    }
+  }
+
+  handleMove = (dir) => {
+    const { columnId, dispatch } = this.props;
+    dispatch(moveColumn(columnId, dir));
+  }
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  handleLoadMore = () => {
+    this.props.dispatch(expandHomeTimeline());
+  }
+
+  render () {
+    const { intl, hasUnread, columnId, multiColumn } = this.props;
+    const pinned = !!columnId;
+
+    return (
+      <Column ref={this.setRef}>
+        <ColumnHeader
+          icon='home'
+          active={hasUnread}
+          title={intl.formatMessage(messages.title)}
+          onPin={this.handlePin}
+          onMove={this.handleMove}
+          onClick={this.handleHeaderClick}
+          pinned={pinned}
+          multiColumn={multiColumn}
+        >
+          <ColumnSettingsContainer />
+        </ColumnHeader>
+
+        <StatusListContainer
+          trackScroll={!pinned}
+          scrollKey={`home_timeline-${columnId}`}
+          loadMore={this.handleLoadMore}
+          timelineId='home'
+          emptyMessage={<FormattedMessage id='empty_column.home' defaultMessage='Your home timeline is empty! Visit {public} or use search to get started and meet other users.' values={{ public: <Link to='/timelines/public'><FormattedMessage id='empty_column.home.public_timeline' defaultMessage='the public timeline' /></Link> }} />}
+        />
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,70 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import LoadingIndicator from '../../components/loading_indicator';
+import { ScrollContainer } from 'react-router-scroll-4';
+import Column from '../ui/components/column';
+import ColumnBackButtonSlim from '../../components/column_back_button_slim';
+import AccountContainer from '../../containers/account_container';
+import { fetchMutes, expandMutes } from '../../actions/mutes';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  heading: { id: 'column.mutes', defaultMessage: 'Muted users' },
+});
+
+const mapStateToProps = state => ({
+  accountIds: state.getIn(['user_lists', 'mutes', 'items']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class Mutes extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    accountIds: ImmutablePropTypes.list,
+    intl: PropTypes.object.isRequired,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchMutes());
+  }
+
+  handleScroll = (e) => {
+    const { scrollTop, scrollHeight, clientHeight } = e.target;
+
+    if (scrollTop === scrollHeight - clientHeight) {
+      this.props.dispatch(expandMutes());
+    }
+  }
+
+  render () {
+    const { intl, accountIds } = this.props;
+
+    if (!accountIds) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    return (
+      <Column icon='volume-off' heading={intl.formatMessage(messages.heading)}>
+        <ColumnBackButtonSlim />
+        <ScrollContainer scrollKey='mutes'>
+          <div className='scrollable mutes' onScroll={this.handleScroll}>
+            {accountIds.map(id =>
+              <AccountContainer key={id} id={id} />
+            )}
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/notifications/components/clear_column_button.js

@@ -0,0 +1,17 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { FormattedMessage } from 'react-intl';
+
+export default class ClearColumnButton extends React.Component {
+
+  static propTypes = {
+    onClick: PropTypes.func.isRequired,
+  };
+
+  render () {
+    return (
+      <button className='text-btn column-header__setting-btn' tabIndex='0' onClick={this.props.onClick}><i className='fa fa-eraser' /> <FormattedMessage id='notifications.clear' defaultMessage='Clear notifications' /></button>
+    );
+  }
+
+}

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

@@ -0,0 +1,86 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { FormattedMessage } from 'react-intl';
+import ClearColumnButton from './clear_column_button';
+import SettingToggle from './setting_toggle';
+
+export default class ColumnSettings extends React.PureComponent {
+
+  static propTypes = {
+    settings: ImmutablePropTypes.map.isRequired,
+    pushSettings: ImmutablePropTypes.map.isRequired,
+    onChange: PropTypes.func.isRequired,
+    onSave: PropTypes.func.isRequired,
+    onClear: PropTypes.func.isRequired,
+  };
+
+  onPushChange = (key, checked) => {
+    this.props.onChange(['push', ...key], checked);
+  }
+
+  render () {
+    const { settings, pushSettings, onChange, onClear } = this.props;
+
+    const alertStr = <FormattedMessage id='notifications.column_settings.alert' defaultMessage='Desktop notifications' />;
+    const showStr  = <FormattedMessage id='notifications.column_settings.show' defaultMessage='Show in column' />;
+    const soundStr = <FormattedMessage id='notifications.column_settings.sound' defaultMessage='Play sound' />;
+
+    const showPushSettings = pushSettings.get('browserSupport') && pushSettings.get('isSubscribed');
+    const pushStr = showPushSettings && <FormattedMessage id='notifications.column_settings.push' defaultMessage='Push notifications' />;
+    const pushMeta = showPushSettings && <FormattedMessage id='notifications.column_settings.push_meta' defaultMessage='This device' />;
+
+    return (
+      <div>
+        <div className='column-settings__row'>
+          <ClearColumnButton onClick={onClear} />
+        </div>
+
+        <div role='group' aria-labelledby='notifications-follow'>
+          <span id='notifications-follow' className='column-settings__section'><FormattedMessage id='notifications.column_settings.follow' defaultMessage='New followers:' /></span>
+
+          <div className='column-settings__row'>
+            <SettingToggle prefix='notifications_desktop' settings={settings} settingKey={['alerts', 'follow']} onChange={onChange} label={alertStr} />
+            {showPushSettings && <SettingToggle prefix='notifications_push' settings={pushSettings} settingKey={['alerts', 'follow']} meta={pushMeta} onChange={this.onPushChange} label={pushStr} />}
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['shows', 'follow']} onChange={onChange} label={showStr} />
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['sounds', 'follow']} onChange={onChange} label={soundStr} />
+          </div>
+        </div>
+
+        <div role='group' aria-labelledby='notifications-favourite'>
+          <span id='notifications-favourite' className='column-settings__section'><FormattedMessage id='notifications.column_settings.favourite' defaultMessage='Favourites:' /></span>
+
+          <div className='column-settings__row'>
+            <SettingToggle prefix='notifications_desktop' settings={settings} settingKey={['alerts', 'favourite']} onChange={onChange} label={alertStr} />
+            {showPushSettings && <SettingToggle prefix='notifications_push' settings={pushSettings} settingKey={['alerts', 'favourite']} meta={pushMeta} onChange={this.onPushChange} label={pushStr} />}
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['shows', 'favourite']} onChange={onChange} label={showStr} />
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['sounds', 'favourite']} onChange={onChange} label={soundStr} />
+          </div>
+        </div>
+
+        <div role='group' aria-labelledby='notifications-mention'>
+          <span id='notifications-mention' className='column-settings__section'><FormattedMessage id='notifications.column_settings.mention' defaultMessage='Mentions:' /></span>
+
+          <div className='column-settings__row'>
+            <SettingToggle prefix='notifications_desktop' settings={settings} settingKey={['alerts', 'mention']} onChange={onChange} label={alertStr} />
+            {showPushSettings && <SettingToggle prefix='notifications_push' settings={pushSettings} settingKey={['alerts', 'mention']} meta={pushMeta} onChange={this.onPushChange} label={pushStr} />}
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['shows', 'mention']} onChange={onChange} label={showStr} />
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['sounds', 'mention']} onChange={onChange} label={soundStr} />
+          </div>
+        </div>
+
+        <div role='group' aria-labelledby='notifications-reblog'>
+          <span id='notifications-reblog' className='column-settings__section'><FormattedMessage id='notifications.column_settings.reblog' defaultMessage='Boosts:' /></span>
+
+          <div className='column-settings__row'>
+            <SettingToggle prefix='notifications_desktop' settings={settings} settingKey={['alerts', 'reblog']} onChange={onChange} label={alertStr} />
+            {showPushSettings && <SettingToggle prefix='notifications_push' settings={pushSettings} settingKey={['alerts', 'reblog']} meta={pushMeta} onChange={this.onPushChange} label={pushStr} />}
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['shows', 'reblog']} onChange={onChange} label={showStr} />
+            <SettingToggle prefix='notifications' settings={settings} settingKey={['sounds', 'reblog']} onChange={onChange} label={soundStr} />
+          </div>
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/notifications/components/notification.js

@@ -0,0 +1,152 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import StatusContainer from '../../../containers/status_container';
+import AccountContainer from '../../../containers/account_container';
+import { FormattedMessage } from 'react-intl';
+import Permalink from '../../../components/permalink';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { HotKeys } from 'react-hotkeys';
+
+export default class Notification extends ImmutablePureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    notification: ImmutablePropTypes.map.isRequired,
+    hidden: PropTypes.bool,
+    onMoveUp: PropTypes.func.isRequired,
+    onMoveDown: PropTypes.func.isRequired,
+    onMention: PropTypes.func.isRequired,
+  };
+
+  handleMoveUp = () => {
+    const { notification, onMoveUp } = this.props;
+    onMoveUp(notification.get('id'));
+  }
+
+  handleMoveDown = () => {
+    const { notification, onMoveDown } = this.props;
+    onMoveDown(notification.get('id'));
+  }
+
+  handleOpen = () => {
+    const { notification } = this.props;
+
+    if (notification.get('status')) {
+      this.context.router.history.push(`/statuses/${notification.get('status')}`);
+    } else {
+      this.handleOpenProfile();
+    }
+  }
+
+  handleOpenProfile = () => {
+    const { notification } = this.props;
+    this.context.router.history.push(`/accounts/${notification.getIn(['account', 'id'])}`);
+  }
+
+  handleMention = e => {
+    e.preventDefault();
+
+    const { notification, onMention } = this.props;
+    onMention(notification.get('account'), this.context.router.history);
+  }
+
+  getHandlers () {
+    return {
+      moveUp: this.handleMoveUp,
+      moveDown: this.handleMoveDown,
+      open: this.handleOpen,
+      openProfile: this.handleOpenProfile,
+      mention: this.handleMention,
+      reply: this.handleMention,
+    };
+  }
+
+  renderFollow (account, link) {
+    return (
+      <HotKeys handlers={this.getHandlers()}>
+        <div className='notification notification-follow focusable' tabIndex='0'>
+          <div className='notification__message'>
+            <div className='notification__favourite-icon-wrapper'>
+              <i className='fa fa-fw fa-user-plus' />
+            </div>
+
+            <FormattedMessage id='notification.follow' defaultMessage='{name} followed you' values={{ name: link }} />
+          </div>
+
+          <AccountContainer id={account.get('id')} withNote={false} hidden={this.props.hidden} />
+        </div>
+      </HotKeys>
+    );
+  }
+
+  renderMention (notification) {
+    return (
+      <StatusContainer
+        id={notification.get('status')}
+        withDismiss
+        hidden={this.props.hidden}
+        onMoveDown={this.handleMoveDown}
+        onMoveUp={this.handleMoveUp}
+      />
+    );
+  }
+
+  renderFavourite (notification, link) {
+    return (
+      <HotKeys handlers={this.getHandlers()}>
+        <div className='notification notification-favourite focusable' tabIndex='0'>
+          <div className='notification__message'>
+            <div className='notification__favourite-icon-wrapper'>
+              <i className='fa fa-fw fa-star star-icon' />
+            </div>
+            <FormattedMessage id='notification.favourite' defaultMessage='{name} favourited your status' values={{ name: link }} />
+          </div>
+
+          <StatusContainer id={notification.get('status')} account={notification.get('account')} muted withDismiss hidden={!!this.props.hidden} />
+        </div>
+      </HotKeys>
+    );
+  }
+
+  renderReblog (notification, link) {
+    return (
+      <HotKeys handlers={this.getHandlers()}>
+        <div className='notification notification-reblog focusable' tabIndex='0'>
+          <div className='notification__message'>
+            <div className='notification__favourite-icon-wrapper'>
+              <i className='fa fa-fw fa-retweet' />
+            </div>
+            <FormattedMessage id='notification.reblog' defaultMessage='{name} boosted your status' values={{ name: link }} />
+          </div>
+
+          <StatusContainer id={notification.get('status')} account={notification.get('account')} muted withDismiss hidden={this.props.hidden} />
+        </div>
+      </HotKeys>
+    );
+  }
+
+  render () {
+    const { notification } = this.props;
+    const account          = notification.get('account');
+    const displayNameHtml  = { __html: account.get('display_name_html') };
+    const link             = <Permalink className='notification__display-name' href={account.get('url')} title={account.get('acct')} to={`/accounts/${account.get('id')}`} dangerouslySetInnerHTML={displayNameHtml} />;
+
+    switch(notification.get('type')) {
+    case 'follow':
+      return this.renderFollow(account, link);
+    case 'mention':
+      return this.renderMention(notification);
+    case 'favourite':
+      return this.renderFavourite(notification, link);
+    case 'reblog':
+      return this.renderReblog(notification, link);
+    }
+
+    return null;
+  }
+
+}

app/javascript/mastodon/features/notifications/components/setting_toggle.js

@@ -0,0 +1,34 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import Toggle from 'react-toggle';
+
+export default class SettingToggle extends React.PureComponent {
+
+  static propTypes = {
+    prefix: PropTypes.string,
+    settings: ImmutablePropTypes.map.isRequired,
+    settingKey: PropTypes.array.isRequired,
+    label: PropTypes.node.isRequired,
+    meta: PropTypes.node,
+    onChange: PropTypes.func.isRequired,
+  }
+
+  onChange = ({ target }) => {
+    this.props.onChange(this.props.settingKey, target.checked);
+  }
+
+  render () {
+    const { prefix, settings, settingKey, label, meta } = this.props;
+    const id = ['setting-toggle', prefix, ...settingKey].filter(Boolean).join('-');
+
+    return (
+      <div className='setting-toggle'>
+        <Toggle id={id} checked={settings.getIn(settingKey)} onChange={this.onChange} onKeyDown={this.onKeyDown} />
+        <label htmlFor={id} className='setting-toggle__label'>{label}</label>
+        {meta && <span className='setting-meta__label'>{meta}</span>}
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/notifications/containers/column_settings_container.js

@@ -0,0 +1,44 @@
+import { connect } from 'react-redux';
+import { defineMessages, injectIntl } from 'react-intl';
+import ColumnSettings from '../components/column_settings';
+import { changeSetting, saveSettings } from '../../../actions/settings';
+import { clearNotifications } from '../../../actions/notifications';
+import { changeAlerts as changePushNotifications, saveSettings as savePushNotificationSettings } from '../../../actions/push_notifications';
+import { openModal } from '../../../actions/modal';
+
+const messages = defineMessages({
+  clearMessage: { id: 'notifications.clear_confirmation', defaultMessage: 'Are you sure you want to permanently clear all your notifications?' },
+  clearConfirm: { id: 'notifications.clear', defaultMessage: 'Clear notifications' },
+});
+
+const mapStateToProps = state => ({
+  settings: state.getIn(['settings', 'notifications']),
+  pushSettings: state.get('push_notifications'),
+});
+
+const mapDispatchToProps = (dispatch, { intl }) => ({
+
+  onChange (key, checked) {
+    if (key[0] === 'push') {
+      dispatch(changePushNotifications(key.slice(1), checked));
+    } else {
+      dispatch(changeSetting(['notifications', ...key], checked));
+    }
+  },
+
+  onSave () {
+    dispatch(saveSettings());
+    dispatch(savePushNotificationSettings());
+  },
+
+  onClear () {
+    dispatch(openModal('CONFIRM', {
+      message: intl.formatMessage(messages.clearMessage),
+      confirm: intl.formatMessage(messages.clearConfirm),
+      onConfirm: () => dispatch(clearNotifications()),
+    }));
+  },
+
+});
+
+export default injectIntl(connect(mapStateToProps, mapDispatchToProps)(ColumnSettings));

app/javascript/mastodon/features/notifications/containers/notification_container.js

@@ -0,0 +1,22 @@
+import { connect } from 'react-redux';
+import { makeGetNotification } from '../../../selectors';
+import Notification from '../components/notification';
+import { mentionCompose } from '../../../actions/compose';
+
+const makeMapStateToProps = () => {
+  const getNotification = makeGetNotification();
+
+  const mapStateToProps = (state, props) => ({
+    notification: getNotification(state, props.notification, props.accountId),
+  });
+
+  return mapStateToProps;
+};
+
+const mapDispatchToProps = dispatch => ({
+  onMention: (account, router) => {
+    dispatch(mentionCompose(account, router));
+  },
+});
+
+export default connect(makeMapStateToProps, mapDispatchToProps)(Notification);

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

@@ -0,0 +1,168 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import Column from '../../components/column';
+import ColumnHeader from '../../components/column_header';
+import { expandNotifications, scrollTopNotifications } from '../../actions/notifications';
+import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
+import NotificationContainer from './containers/notification_container';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import ColumnSettingsContainer from './containers/column_settings_container';
+import { createSelector } from 'reselect';
+import { List as ImmutableList } from 'immutable';
+import { debounce } from 'lodash';
+import ScrollableList from '../../components/scrollable_list';
+
+const messages = defineMessages({
+  title: { id: 'column.notifications', defaultMessage: 'Notifications' },
+});
+
+const getNotifications = createSelector([
+  state => ImmutableList(state.getIn(['settings', 'notifications', 'shows']).filter(item => !item).keys()),
+  state => state.getIn(['notifications', 'items']),
+], (excludedTypes, notifications) => notifications.filterNot(item => excludedTypes.includes(item.get('type'))));
+
+const mapStateToProps = state => ({
+  notifications: getNotifications(state),
+  isLoading: state.getIn(['notifications', 'isLoading'], true),
+  isUnread: state.getIn(['notifications', 'unread']) > 0,
+  hasMore: !!state.getIn(['notifications', 'next']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class Notifications extends React.PureComponent {
+
+  static propTypes = {
+    columnId: PropTypes.string,
+    notifications: ImmutablePropTypes.list.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    shouldUpdateScroll: PropTypes.func,
+    intl: PropTypes.object.isRequired,
+    isLoading: PropTypes.bool,
+    isUnread: PropTypes.bool,
+    multiColumn: PropTypes.bool,
+    hasMore: PropTypes.bool,
+  };
+
+  static defaultProps = {
+    trackScroll: true,
+  };
+
+  handleScrollToBottom = debounce(() => {
+    this.props.dispatch(scrollTopNotifications(false));
+    this.props.dispatch(expandNotifications());
+  }, 300, { leading: true });
+
+  handleScrollToTop = debounce(() => {
+    this.props.dispatch(scrollTopNotifications(true));
+  }, 100);
+
+  handleScroll = debounce(() => {
+    this.props.dispatch(scrollTopNotifications(false));
+  }, 100);
+
+  handlePin = () => {
+    const { columnId, dispatch } = this.props;
+
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('NOTIFICATIONS', {}));
+    }
+  }
+
+  handleMove = (dir) => {
+    const { columnId, dispatch } = this.props;
+    dispatch(moveColumn(columnId, dir));
+  }
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  setColumnRef = c => {
+    this.column = c;
+  }
+
+  handleMoveUp = id => {
+    const elementIndex = this.props.notifications.findIndex(item => item.get('id') === id) - 1;
+    this._selectChild(elementIndex);
+  }
+
+  handleMoveDown = id => {
+    const elementIndex = this.props.notifications.findIndex(item => item.get('id') === id) + 1;
+    this._selectChild(elementIndex);
+  }
+
+  _selectChild (index) {
+    const element = this.column.node.querySelector(`article:nth-of-type(${index + 1}) .focusable`);
+
+    if (element) {
+      element.focus();
+    }
+  }
+
+  render () {
+    const { intl, notifications, shouldUpdateScroll, isLoading, isUnread, columnId, multiColumn, hasMore } = this.props;
+    const pinned = !!columnId;
+    const emptyMessage = <FormattedMessage id='empty_column.notifications' defaultMessage="You don't have any notifications yet. Interact with others to start the conversation." />;
+
+    let scrollableContent = null;
+
+    if (isLoading && this.scrollableContent) {
+      scrollableContent = this.scrollableContent;
+    } else if (notifications.size > 0 || hasMore) {
+      scrollableContent = notifications.map((item) => (
+        <NotificationContainer
+          key={item.get('id')}
+          notification={item}
+          accountId={item.get('account')}
+          onMoveUp={this.handleMoveUp}
+          onMoveDown={this.handleMoveDown}
+        />
+      ));
+    } else {
+      scrollableContent = null;
+    }
+
+    this.scrollableContent = scrollableContent;
+
+    const scrollContainer = (
+      <ScrollableList
+        scrollKey={`notifications-${columnId}`}
+        trackScroll={!pinned}
+        isLoading={isLoading}
+        hasMore={hasMore}
+        emptyMessage={emptyMessage}
+        onScrollToBottom={this.handleScrollToBottom}
+        onScrollToTop={this.handleScrollToTop}
+        onScroll={this.handleScroll}
+        shouldUpdateScroll={shouldUpdateScroll}
+      >
+        {scrollableContent}
+      </ScrollableList>
+    );
+
+    return (
+      <Column ref={this.setColumnRef}>
+        <ColumnHeader
+          icon='bell'
+          active={isUnread}
+          title={intl.formatMessage(messages.title)}
+          onPin={this.handlePin}
+          onMove={this.handleMove}
+          onClick={this.handleHeaderClick}
+          pinned={pinned}
+          multiColumn={multiColumn}
+        >
+          <ColumnSettingsContainer />
+        </ColumnHeader>
+
+        {scrollContainer}
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,59 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { fetchPinnedStatuses } from '../../actions/pin_statuses';
+import Column from '../ui/components/column';
+import ColumnBackButtonSlim from '../../components/column_back_button_slim';
+import StatusList from '../../components/status_list';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  heading: { id: 'column.pins', defaultMessage: 'Pinned toot' },
+});
+
+const mapStateToProps = state => ({
+  statusIds: state.getIn(['status_lists', 'pins', 'items']),
+  hasMore: !!state.getIn(['status_lists', 'pins', 'next']),
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class PinnedStatuses extends ImmutablePureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    statusIds: ImmutablePropTypes.list.isRequired,
+    intl: PropTypes.object.isRequired,
+    hasMore: PropTypes.bool.isRequired,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchPinnedStatuses());
+  }
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  render () {
+    const { intl, statusIds, hasMore } = this.props;
+
+    return (
+      <Column icon='thumb-tack' heading={intl.formatMessage(messages.heading)} ref={this.setRef}>
+        <ColumnBackButtonSlim />
+        <StatusList
+          statusIds={statusIds}
+          scrollKey='pinned_statuses'
+          hasMore={hasMore}
+        />
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/public_timeline/containers/column_settings_container.js

@@ -0,0 +1,17 @@
+import { connect } from 'react-redux';
+import ColumnSettings from '../../community_timeline/components/column_settings';
+import { changeSetting } from '../../../actions/settings';
+
+const mapStateToProps = state => ({
+  settings: state.getIn(['settings', 'public']),
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onChange (key, checked) {
+    dispatch(changeSetting(['public', ...key], checked));
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(ColumnSettings);

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

@@ -0,0 +1,107 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import StatusListContainer from '../ui/containers/status_list_container';
+import Column from '../../components/column';
+import ColumnHeader from '../../components/column_header';
+import {
+  refreshPublicTimeline,
+  expandPublicTimeline,
+} from '../../actions/timelines';
+import { addColumn, removeColumn, moveColumn } from '../../actions/columns';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import ColumnSettingsContainer from './containers/column_settings_container';
+import { connectPublicStream } from '../../actions/streaming';
+
+const messages = defineMessages({
+  title: { id: 'column.public', defaultMessage: 'Federated timeline' },
+});
+
+const mapStateToProps = state => ({
+  hasUnread: state.getIn(['timelines', 'public', 'unread']) > 0,
+});
+
+@connect(mapStateToProps)
+@injectIntl
+export default class PublicTimeline extends React.PureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+    columnId: PropTypes.string,
+    multiColumn: PropTypes.bool,
+    hasUnread: PropTypes.bool,
+  };
+
+  handlePin = () => {
+    const { columnId, dispatch } = this.props;
+
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('PUBLIC', {}));
+    }
+  }
+
+  handleMove = (dir) => {
+    const { columnId, dispatch } = this.props;
+    dispatch(moveColumn(columnId, dir));
+  }
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  componentDidMount () {
+    const { dispatch } = this.props;
+
+    dispatch(refreshPublicTimeline());
+    this.disconnect = dispatch(connectPublicStream());
+  }
+
+  componentWillUnmount () {
+    if (this.disconnect) {
+      this.disconnect();
+      this.disconnect = null;
+    }
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  handleLoadMore = () => {
+    this.props.dispatch(expandPublicTimeline());
+  }
+
+  render () {
+    const { intl, columnId, hasUnread, multiColumn } = this.props;
+    const pinned = !!columnId;
+
+    return (
+      <Column ref={this.setRef}>
+        <ColumnHeader
+          icon='globe'
+          active={hasUnread}
+          title={intl.formatMessage(messages.title)}
+          onPin={this.handlePin}
+          onMove={this.handleMove}
+          onClick={this.handleHeaderClick}
+          pinned={pinned}
+          multiColumn={multiColumn}
+        >
+          <ColumnSettingsContainer />
+        </ColumnHeader>
+
+        <StatusListContainer
+          timelineId='public'
+          loadMore={this.handleLoadMore}
+          trackScroll={!pinned}
+          scrollKey={`public_timeline-${columnId}`}
+          emptyMessage={<FormattedMessage id='empty_column.public' defaultMessage='There is nothing here! Write something publicly, or manually follow users from other instances to fill it up' />}
+        />
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,60 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import LoadingIndicator from '../../components/loading_indicator';
+import { fetchReblogs } from '../../actions/interactions';
+import { ScrollContainer } from 'react-router-scroll-4';
+import AccountContainer from '../../containers/account_container';
+import Column from '../ui/components/column';
+import ColumnBackButton from '../../components/column_back_button';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const mapStateToProps = (state, props) => ({
+  accountIds: state.getIn(['user_lists', 'reblogged_by', props.params.statusId]),
+});
+
+@connect(mapStateToProps)
+export default class Reblogs extends ImmutablePureComponent {
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    accountIds: ImmutablePropTypes.list,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchReblogs(this.props.params.statusId));
+  }
+
+  componentWillReceiveProps(nextProps) {
+    if (nextProps.params.statusId !== this.props.params.statusId && nextProps.params.statusId) {
+      this.props.dispatch(fetchReblogs(nextProps.params.statusId));
+    }
+  }
+
+  render () {
+    const { accountIds } = this.props;
+
+    if (!accountIds) {
+      return (
+        <Column>
+          <LoadingIndicator />
+        </Column>
+      );
+    }
+
+    return (
+      <Column>
+        <ColumnBackButton />
+
+        <ScrollContainer scrollKey='reblogs'>
+          <div className='scrollable reblogs'>
+            {accountIds.map(id => <AccountContainer key={id} id={id} withNote={false} />)}
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/report/components/status_check_box.js

@@ -0,0 +1,37 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import Toggle from 'react-toggle';
+
+export default class StatusCheckBox extends React.PureComponent {
+
+  static propTypes = {
+    status: ImmutablePropTypes.map.isRequired,
+    checked: PropTypes.bool,
+    onToggle: PropTypes.func.isRequired,
+    disabled: PropTypes.bool,
+  };
+
+  render () {
+    const { status, checked, onToggle, disabled } = this.props;
+    const content = { __html: status.get('contentHtml') };
+
+    if (status.get('reblog')) {
+      return null;
+    }
+
+    return (
+      <div className='status-check-box'>
+        <div
+          className='status__content'
+          dangerouslySetInnerHTML={content}
+        />
+
+        <div className='status-check-box-toggle'>
+          <Toggle checked={checked} onChange={onToggle} disabled={disabled} />
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/report/containers/status_check_box_container.js

@@ -0,0 +1,19 @@
+import { connect } from 'react-redux';
+import StatusCheckBox from '../components/status_check_box';
+import { toggleStatusReport } from '../../../actions/reports';
+import { Set as ImmutableSet } from 'immutable';
+
+const mapStateToProps = (state, { id }) => ({
+  status: state.getIn(['statuses', id]),
+  checked: state.getIn(['reports', 'new', 'status_ids'], ImmutableSet()).includes(id),
+});
+
+const mapDispatchToProps = (dispatch, { id }) => ({
+
+  onToggle (e) {
+    dispatch(toggleStatusReport(id, e.target.checked));
+  },
+
+});
+
+export default connect(mapStateToProps, mapDispatchToProps)(StatusCheckBox);

app/javascript/mastodon/features/standalone/compose/index.js

@@ -0,0 +1,20 @@
+import React from 'react';
+import ComposeFormContainer from '../../compose/containers/compose_form_container';
+import NotificationsContainer from '../../ui/containers/notifications_container';
+import LoadingBarContainer from '../../ui/containers/loading_bar_container';
+import ModalContainer from '../../ui/containers/modal_container';
+
+export default class Compose extends React.PureComponent {
+
+  render () {
+    return (
+      <div>
+        <ComposeFormContainer />
+        <NotificationsContainer />
+        <ModalContainer />
+        <LoadingBarContainer className='loading-bar' />
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/standalone/hashtag_timeline/index.js

@@ -0,0 +1,70 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import StatusListContainer from '../../ui/containers/status_list_container';
+import {
+  refreshHashtagTimeline,
+  expandHashtagTimeline,
+} from '../../../actions/timelines';
+import Column from '../../../components/column';
+import ColumnHeader from '../../../components/column_header';
+
+@connect()
+export default class HashtagTimeline extends React.PureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    hashtag: PropTypes.string.isRequired,
+  };
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  componentDidMount () {
+    const { dispatch, hashtag } = this.props;
+
+    dispatch(refreshHashtagTimeline(hashtag));
+
+    this.polling = setInterval(() => {
+      dispatch(refreshHashtagTimeline(hashtag));
+    }, 10000);
+  }
+
+  componentWillUnmount () {
+    if (typeof this.polling !== 'undefined') {
+      clearInterval(this.polling);
+      this.polling = null;
+    }
+  }
+
+  handleLoadMore = () => {
+    this.props.dispatch(expandHashtagTimeline(this.props.hashtag));
+  }
+
+  render () {
+    const { hashtag } = this.props;
+
+    return (
+      <Column ref={this.setRef}>
+        <ColumnHeader
+          icon='hashtag'
+          title={hashtag}
+          onClick={this.handleHeaderClick}
+        />
+
+        <StatusListContainer
+          trackScroll={false}
+          scrollKey='standalone_hashtag_timeline'
+          timelineId={`hashtag:${hashtag}`}
+          loadMore={this.handleLoadMore}
+        />
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/standalone/public_timeline/index.js

@@ -0,0 +1,76 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import StatusListContainer from '../../ui/containers/status_list_container';
+import {
+  refreshPublicTimeline,
+  expandPublicTimeline,
+} from '../../../actions/timelines';
+import Column from '../../../components/column';
+import ColumnHeader from '../../../components/column_header';
+import { defineMessages, injectIntl } from 'react-intl';
+
+const messages = defineMessages({
+  title: { id: 'standalone.public_title', defaultMessage: 'A look inside...' },
+});
+
+@connect()
+@injectIntl
+export default class PublicTimeline extends React.PureComponent {
+
+  static propTypes = {
+    dispatch: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  handleHeaderClick = () => {
+    this.column.scrollTop();
+  }
+
+  setRef = c => {
+    this.column = c;
+  }
+
+  componentDidMount () {
+    const { dispatch } = this.props;
+
+    dispatch(refreshPublicTimeline());
+
+    this.polling = setInterval(() => {
+      dispatch(refreshPublicTimeline());
+    }, 3000);
+  }
+
+  componentWillUnmount () {
+    if (typeof this.polling !== 'undefined') {
+      clearInterval(this.polling);
+      this.polling = null;
+    }
+  }
+
+  handleLoadMore = () => {
+    this.props.dispatch(expandPublicTimeline());
+  }
+
+  render () {
+    const { intl } = this.props;
+
+    return (
+      <Column ref={this.setRef}>
+        <ColumnHeader
+          icon='globe'
+          title={intl.formatMessage(messages.title)}
+          onClick={this.handleHeaderClick}
+        />
+
+        <StatusListContainer
+          timelineId='public'
+          loadMore={this.handleLoadMore}
+          scrollKey='standalone_public_timeline'
+          trackScroll={false}
+        />
+      </Column>
+    );
+  }
+
+}

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

@@ -0,0 +1,129 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import IconButton from '../../../components/icon_button';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import DropdownMenuContainer from '../../../containers/dropdown_menu_container';
+import { defineMessages, injectIntl } from 'react-intl';
+import { me } from '../../../initial_state';
+
+const messages = defineMessages({
+  delete: { id: 'status.delete', defaultMessage: 'Delete' },
+  mention: { id: 'status.mention', defaultMessage: 'Mention @{name}' },
+  reply: { id: 'status.reply', defaultMessage: 'Reply' },
+  reblog: { id: 'status.reblog', defaultMessage: 'Boost' },
+  cannot_reblog: { id: 'status.cannot_reblog', defaultMessage: 'This post cannot be boosted' },
+  favourite: { id: 'status.favourite', defaultMessage: 'Favourite' },
+  report: { id: 'status.report', defaultMessage: 'Report @{name}' },
+  share: { id: 'status.share', defaultMessage: 'Share' },
+  pin: { id: 'status.pin', defaultMessage: 'Pin on profile' },
+  unpin: { id: 'status.unpin', defaultMessage: 'Unpin from profile' },
+  embed: { id: 'status.embed', defaultMessage: 'Embed' },
+});
+
+@injectIntl
+export default class ActionBar extends React.PureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    status: ImmutablePropTypes.map.isRequired,
+    onReply: PropTypes.func.isRequired,
+    onReblog: PropTypes.func.isRequired,
+    onFavourite: PropTypes.func.isRequired,
+    onDelete: PropTypes.func.isRequired,
+    onMention: PropTypes.func.isRequired,
+    onReport: PropTypes.func,
+    onPin: PropTypes.func,
+    onEmbed: PropTypes.func,
+    intl: PropTypes.object.isRequired,
+  };
+
+  handleReplyClick = () => {
+    this.props.onReply(this.props.status);
+  }
+
+  handleReblogClick = (e) => {
+    this.props.onReblog(this.props.status, e);
+  }
+
+  handleFavouriteClick = () => {
+    this.props.onFavourite(this.props.status);
+  }
+
+  handleDeleteClick = () => {
+    this.props.onDelete(this.props.status);
+  }
+
+  handleMentionClick = () => {
+    this.props.onMention(this.props.status.get('account'), this.context.router.history);
+  }
+
+  handleReport = () => {
+    this.props.onReport(this.props.status);
+  }
+
+  handlePinClick = () => {
+    this.props.onPin(this.props.status);
+  }
+
+  handleShare = () => {
+    navigator.share({
+      text: this.props.status.get('search_index'),
+      url: this.props.status.get('url'),
+    });
+  }
+
+  handleEmbed = () => {
+    this.props.onEmbed(this.props.status);
+  }
+
+  render () {
+    const { status, intl } = this.props;
+
+    const publicStatus = ['public', 'unlisted'].includes(status.get('visibility'));
+
+    let menu = [];
+
+    if (publicStatus) {
+      menu.push({ text: intl.formatMessage(messages.embed), action: this.handleEmbed });
+    }
+
+    if (me === status.getIn(['account', 'id'])) {
+      if (publicStatus) {
+        menu.push({ text: intl.formatMessage(status.get('pinned') ? messages.unpin : messages.pin), action: this.handlePinClick });
+      }
+
+      menu.push({ text: intl.formatMessage(messages.delete), action: this.handleDeleteClick });
+    } else {
+      menu.push({ text: intl.formatMessage(messages.mention, { name: status.getIn(['account', 'username']) }), action: this.handleMentionClick });
+      menu.push(null);
+      menu.push({ text: intl.formatMessage(messages.report, { name: status.getIn(['account', 'username']) }), action: this.handleReport });
+    }
+
+    const shareButton = ('share' in navigator) && status.get('visibility') === 'public' && (
+      <div className='detailed-status__button'><IconButton title={intl.formatMessage(messages.share)} icon='share-alt' onClick={this.handleShare} /></div>
+    );
+
+    let reblogIcon = 'retweet';
+    if (status.get('visibility') === 'direct') reblogIcon = 'envelope';
+    else if (status.get('visibility') === 'private') reblogIcon = 'lock';
+
+    let reblog_disabled = (status.get('visibility') === 'direct' || status.get('visibility') === 'private');
+
+    return (
+      <div className='detailed-status__action-bar'>
+        <div className='detailed-status__button'><IconButton title={intl.formatMessage(messages.reply)} icon={status.get('in_reply_to_id', null) === null ? 'reply' : 'reply-all'} onClick={this.handleReplyClick} /></div>
+        <div className='detailed-status__button'><IconButton disabled={reblog_disabled} active={status.get('reblogged')} title={reblog_disabled ? intl.formatMessage(messages.cannot_reblog) : intl.formatMessage(messages.reblog)} icon={reblogIcon} onClick={this.handleReblogClick} /></div>
+        <div className='detailed-status__button'><IconButton animate active={status.get('favourited')} title={intl.formatMessage(messages.favourite)} icon='star' onClick={this.handleFavouriteClick} activeStyle={{ color: '#ca8f04' }} /></div>
+        {shareButton}
+
+        <div className='detailed-status__action-bar-dropdown'>
+          <DropdownMenuContainer size={18} icon='ellipsis-h' items={menu} direction='left' ariaLabel='More' />
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/status/components/card.js

@@ -0,0 +1,125 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import punycode from 'punycode';
+import classnames from 'classnames';
+
+const IDNA_PREFIX = 'xn--';
+
+const decodeIDNA = domain => {
+  return domain
+    .split('.')
+    .map(part => part.indexOf(IDNA_PREFIX) === 0 ? punycode.decode(part.slice(IDNA_PREFIX.length)) : part)
+    .join('.');
+};
+
+const getHostname = url => {
+  const parser = document.createElement('a');
+  parser.href = url;
+  return parser.hostname;
+};
+
+export default class Card extends React.PureComponent {
+
+  static propTypes = {
+    card: ImmutablePropTypes.map,
+    maxDescription: PropTypes.number,
+  };
+
+  static defaultProps = {
+    maxDescription: 50,
+  };
+
+  state = {
+    width: 0,
+  };
+
+  renderLink () {
+    const { card, maxDescription } = this.props;
+
+    let image    = '';
+    let provider = card.get('provider_name');
+
+    if (card.get('image')) {
+      image = (
+        <div className='status-card__image'>
+          <img src={card.get('image')} alt={card.get('title')} className='status-card__image-image' width={card.get('width')} height={card.get('height')} />
+        </div>
+      );
+    }
+
+    if (provider.length < 1) {
+      provider = decodeIDNA(getHostname(card.get('url')));
+    }
+
+    const className = classnames('status-card', {
+      'horizontal': card.get('width') > card.get('height'),
+    });
+
+    return (
+      <a href={card.get('url')} className={className} target='_blank' rel='noopener'>
+        {image}
+
+        <div className='status-card__content'>
+          <strong className='status-card__title' title={card.get('title')}>{card.get('title')}</strong>
+          <p className='status-card__description'>{(card.get('description') || '').substring(0, maxDescription)}</p>
+          <span className='status-card__host'>{provider}</span>
+        </div>
+      </a>
+    );
+  }
+
+  renderPhoto () {
+    const { card } = this.props;
+
+    return (
+      <a href={card.get('url')} className='status-card-photo' target='_blank' rel='noopener'>
+        <img src={card.get('url')} alt={card.get('title')} width={card.get('width')} height={card.get('height')} />
+      </a>
+    );
+  }
+
+  setRef = c => {
+    if (c) {
+      this.setState({ width: c.offsetWidth });
+    }
+  }
+
+  renderVideo () {
+    const { card }  = this.props;
+    const content   = { __html: card.get('html') };
+    const { width } = this.state;
+    const ratio     = card.get('width') / card.get('height');
+    const height    = card.get('width') > card.get('height') ? (width / ratio) : (width * ratio);
+
+    return (
+      <div
+        ref={this.setRef}
+        className='status-card-video'
+        dangerouslySetInnerHTML={content}
+        style={{ height }}
+      />
+    );
+  }
+
+  render () {
+    const { card } = this.props;
+
+    if (card === null) {
+      return null;
+    }
+
+    switch(card.get('type')) {
+    case 'link':
+      return this.renderLink();
+    case 'photo':
+      return this.renderPhoto();
+    case 'video':
+      return this.renderVideo();
+    case 'rich':
+    default:
+      return null;
+    }
+  }
+
+}

app/javascript/mastodon/features/status/components/detailed_status.js

@@ -0,0 +1,125 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import Avatar from '../../../components/avatar';
+import DisplayName from '../../../components/display_name';
+import StatusContent from '../../../components/status_content';
+import MediaGallery from '../../../components/media_gallery';
+import AttachmentList from '../../../components/attachment_list';
+import { Link } from 'react-router-dom';
+import { FormattedDate, FormattedNumber } from 'react-intl';
+import CardContainer from '../containers/card_container';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import Video from '../../video';
+
+export default class DetailedStatus extends ImmutablePureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    status: ImmutablePropTypes.map.isRequired,
+    onOpenMedia: PropTypes.func.isRequired,
+    onOpenVideo: PropTypes.func.isRequired,
+  };
+
+  handleAccountClick = (e) => {
+    if (e.button === 0) {
+      e.preventDefault();
+      this.context.router.history.push(`/accounts/${this.props.status.getIn(['account', 'id'])}`);
+    }
+
+    e.stopPropagation();
+  }
+
+  handleOpenVideo = startTime => {
+    this.props.onOpenVideo(this.props.status.getIn(['media_attachments', 0]), startTime);
+  }
+
+  render () {
+    const status = this.props.status.get('reblog') ? this.props.status.get('reblog') : this.props.status;
+
+    let media           = '';
+    let applicationLink = '';
+    let reblogLink = '';
+    let reblogIcon = 'retweet';
+
+    if (status.get('media_attachments').size > 0) {
+      if (status.get('media_attachments').some(item => item.get('type') === 'unknown')) {
+        media = <AttachmentList media={status.get('media_attachments')} />;
+      } else if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
+        const video = status.getIn(['media_attachments', 0]);
+
+        media = (
+          <Video
+            preview={video.get('preview_url')}
+            src={video.get('url')}
+            width={300}
+            height={150}
+            onOpenVideo={this.handleOpenVideo}
+            sensitive={status.get('sensitive')}
+          />
+        );
+      } else {
+        media = (
+          <MediaGallery
+            standalone
+            sensitive={status.get('sensitive')}
+            media={status.get('media_attachments')}
+            height={300}
+            onOpenMedia={this.props.onOpenMedia}
+          />
+        );
+      }
+    } else if (status.get('spoiler_text').length === 0) {
+      media = <CardContainer statusId={status.get('id')} />;
+    }
+
+    if (status.get('application')) {
+      applicationLink = <span> · <a className='detailed-status__application' href={status.getIn(['application', 'website'])} target='_blank' rel='noopener'>{status.getIn(['application', 'name'])}</a></span>;
+    }
+
+    if (status.get('visibility') === 'direct') {
+      reblogIcon = 'envelope';
+    } else if (status.get('visibility') === 'private') {
+      reblogIcon = 'lock';
+    }
+
+    if (status.get('visibility') === 'private') {
+      reblogLink = <i className={`fa fa-${reblogIcon}`} />;
+    } else {
+      reblogLink = (<Link to={`/statuses/${status.get('id')}/reblogs`} className='detailed-status__link'>
+        <i className={`fa fa-${reblogIcon}`} />
+        <span className='detailed-status__reblogs'>
+          <FormattedNumber value={status.get('reblogs_count')} />
+        </span>
+      </Link>);
+    }
+
+    return (
+      <div className='detailed-status'>
+        <a href={status.getIn(['account', 'url'])} onClick={this.handleAccountClick} className='detailed-status__display-name'>
+          <div className='detailed-status__display-avatar'><Avatar account={status.get('account')} size={48} /></div>
+          <DisplayName account={status.get('account')} />
+        </a>
+
+        <StatusContent status={status} />
+
+        {media}
+
+        <div className='detailed-status__meta'>
+          <a className='detailed-status__datetime' href={status.get('url')} target='_blank' rel='noopener'>
+            <FormattedDate value={new Date(status.get('created_at'))} hour12={false} year='numeric' month='short' day='2-digit' hour='2-digit' minute='2-digit' />
+          </a>{applicationLink} · {reblogLink} · <Link to={`/statuses/${status.get('id')}/favourites`} className='detailed-status__link'>
+            <i className='fa fa-star' />
+            <span className='detailed-status__favorites'>
+              <FormattedNumber value={status.get('favourites_count')} />
+            </span>
+          </Link>
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/status/containers/card_container.js

@@ -0,0 +1,8 @@
+import { connect } from 'react-redux';
+import Card from '../components/card';
+
+const mapStateToProps = (state, { statusId }) => ({
+  card: state.getIn(['cards', statusId], null),
+});
+
+export default connect(mapStateToProps)(Card);

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

@@ -0,0 +1,338 @@
+import React from 'react';
+import { connect } from 'react-redux';
+import PropTypes from 'prop-types';
+import classNames from 'classnames';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { fetchStatus } from '../../actions/statuses';
+import MissingIndicator from '../../components/missing_indicator';
+import DetailedStatus from './components/detailed_status';
+import ActionBar from './components/action_bar';
+import Column from '../ui/components/column';
+import {
+  favourite,
+  unfavourite,
+  reblog,
+  unreblog,
+  pin,
+  unpin,
+} from '../../actions/interactions';
+import {
+  replyCompose,
+  mentionCompose,
+} from '../../actions/compose';
+import { deleteStatus } from '../../actions/statuses';
+import { initReport } from '../../actions/reports';
+import { makeGetStatus } from '../../selectors';
+import { ScrollContainer } from 'react-router-scroll-4';
+import ColumnBackButton from '../../components/column_back_button';
+import StatusContainer from '../../containers/status_container';
+import { openModal } from '../../actions/modal';
+import { defineMessages, injectIntl } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { HotKeys } from 'react-hotkeys';
+import { boostModal, deleteModal } from '../../initial_state';
+import { attachFullscreenListener, detachFullscreenListener, isFullscreen } from '../../features/ui/util/fullscreen';
+
+const messages = defineMessages({
+  deleteConfirm: { id: 'confirmations.delete.confirm', defaultMessage: 'Delete' },
+  deleteMessage: { id: 'confirmations.delete.message', defaultMessage: 'Are you sure you want to delete this status?' },
+});
+
+const makeMapStateToProps = () => {
+  const getStatus = makeGetStatus();
+
+  const mapStateToProps = (state, props) => ({
+    status: getStatus(state, props.params.statusId),
+    ancestorsIds: state.getIn(['contexts', 'ancestors', props.params.statusId]),
+    descendantsIds: state.getIn(['contexts', 'descendants', props.params.statusId]),
+  });
+
+  return mapStateToProps;
+};
+
+@injectIntl
+@connect(makeMapStateToProps)
+export default class Status extends ImmutablePureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    params: PropTypes.object.isRequired,
+    dispatch: PropTypes.func.isRequired,
+    status: ImmutablePropTypes.map,
+    ancestorsIds: ImmutablePropTypes.list,
+    descendantsIds: ImmutablePropTypes.list,
+    intl: PropTypes.object.isRequired,
+  };
+
+  state = {
+    fullscreen: false,
+  };
+
+  componentWillMount () {
+    this.props.dispatch(fetchStatus(this.props.params.statusId));
+  }
+
+  componentDidMount () {
+    attachFullscreenListener(this.onFullScreenChange);
+  }
+
+  componentWillReceiveProps (nextProps) {
+    if (nextProps.params.statusId !== this.props.params.statusId && nextProps.params.statusId) {
+      this._scrolledIntoView = false;
+      this.props.dispatch(fetchStatus(nextProps.params.statusId));
+    }
+  }
+
+  handleFavouriteClick = (status) => {
+    if (status.get('favourited')) {
+      this.props.dispatch(unfavourite(status));
+    } else {
+      this.props.dispatch(favourite(status));
+    }
+  }
+
+  handlePin = (status) => {
+    if (status.get('pinned')) {
+      this.props.dispatch(unpin(status));
+    } else {
+      this.props.dispatch(pin(status));
+    }
+  }
+
+  handleReplyClick = (status) => {
+    this.props.dispatch(replyCompose(status, this.context.router.history));
+  }
+
+  handleModalReblog = (status) => {
+    this.props.dispatch(reblog(status));
+  }
+
+  handleReblogClick = (status, e) => {
+    if (status.get('reblogged')) {
+      this.props.dispatch(unreblog(status));
+    } else {
+      if (e.shiftKey || !boostModal) {
+        this.handleModalReblog(status);
+      } else {
+        this.props.dispatch(openModal('BOOST', { status, onReblog: this.handleModalReblog }));
+      }
+    }
+  }
+
+  handleDeleteClick = (status) => {
+    const { dispatch, intl } = this.props;
+
+    if (!deleteModal) {
+      dispatch(deleteStatus(status.get('id')));
+    } else {
+      dispatch(openModal('CONFIRM', {
+        message: intl.formatMessage(messages.deleteMessage),
+        confirm: intl.formatMessage(messages.deleteConfirm),
+        onConfirm: () => dispatch(deleteStatus(status.get('id'))),
+      }));
+    }
+  }
+
+  handleMentionClick = (account, router) => {
+    this.props.dispatch(mentionCompose(account, router));
+  }
+
+  handleOpenMedia = (media, index) => {
+    this.props.dispatch(openModal('MEDIA', { media, index }));
+  }
+
+  handleOpenVideo = (media, time) => {
+    this.props.dispatch(openModal('VIDEO', { media, time }));
+  }
+
+  handleReport = (status) => {
+    this.props.dispatch(initReport(status.get('account'), status));
+  }
+
+  handleEmbed = (status) => {
+    this.props.dispatch(openModal('EMBED', { url: status.get('url') }));
+  }
+
+  handleHotkeyMoveUp = () => {
+    this.handleMoveUp(this.props.status.get('id'));
+  }
+
+  handleHotkeyMoveDown = () => {
+    this.handleMoveDown(this.props.status.get('id'));
+  }
+
+  handleHotkeyReply = e => {
+    e.preventDefault();
+    this.handleReplyClick(this.props.status);
+  }
+
+  handleHotkeyFavourite = () => {
+    this.handleFavouriteClick(this.props.status);
+  }
+
+  handleHotkeyBoost = () => {
+    this.handleReblogClick(this.props.status);
+  }
+
+  handleHotkeyMention = e => {
+    e.preventDefault();
+    this.handleMentionClick(this.props.status);
+  }
+
+  handleHotkeyOpenProfile = () => {
+    this.context.router.history.push(`/accounts/${this.props.status.getIn(['account', 'id'])}`);
+  }
+
+  handleMoveUp = id => {
+    const { status, ancestorsIds, descendantsIds } = this.props;
+
+    if (id === status.get('id')) {
+      this._selectChild(ancestorsIds.size - 1);
+    } else {
+      let index = ancestorsIds.indexOf(id);
+
+      if (index === -1) {
+        index = descendantsIds.indexOf(id);
+        this._selectChild(ancestorsIds.size + index);
+      } else {
+        this._selectChild(index - 1);
+      }
+    }
+  }
+
+  handleMoveDown = id => {
+    const { status, ancestorsIds, descendantsIds } = this.props;
+
+    if (id === status.get('id')) {
+      this._selectChild(ancestorsIds.size + 1);
+    } else {
+      let index = ancestorsIds.indexOf(id);
+
+      if (index === -1) {
+        index = descendantsIds.indexOf(id);
+        this._selectChild(ancestorsIds.size + index + 2);
+      } else {
+        this._selectChild(index + 1);
+      }
+    }
+  }
+
+  _selectChild (index) {
+    const element = this.node.querySelectorAll('.focusable')[index];
+
+    if (element) {
+      element.focus();
+    }
+  }
+
+  renderChildren (list) {
+    return list.map(id => (
+      <StatusContainer
+        key={id}
+        id={id}
+        onMoveUp={this.handleMoveUp}
+        onMoveDown={this.handleMoveDown}
+      />
+    ));
+  }
+
+  setRef = c => {
+    this.node = c;
+  }
+
+  componentDidUpdate () {
+    if (this._scrolledIntoView) {
+      return;
+    }
+
+    const { status, ancestorsIds } = this.props;
+
+    if (status && ancestorsIds && ancestorsIds.size > 0) {
+      const element = this.node.querySelectorAll('.focusable')[ancestorsIds.size - 1];
+
+      element.scrollIntoView(true);
+      this._scrolledIntoView = true;
+    }
+  }
+
+  componentWillUnmount () {
+    detachFullscreenListener(this.onFullScreenChange);
+  }
+
+  onFullScreenChange = () => {
+    this.setState({ fullscreen: isFullscreen() });
+  }
+
+  render () {
+    let ancestors, descendants;
+    const { status, ancestorsIds, descendantsIds } = this.props;
+    const { fullscreen } = this.state;
+
+    if (status === null) {
+      return (
+        <Column>
+          <ColumnBackButton />
+          <MissingIndicator />
+        </Column>
+      );
+    }
+
+    if (ancestorsIds && ancestorsIds.size > 0) {
+      ancestors = <div>{this.renderChildren(ancestorsIds)}</div>;
+    }
+
+    if (descendantsIds && descendantsIds.size > 0) {
+      descendants = <div>{this.renderChildren(descendantsIds)}</div>;
+    }
+
+    const handlers = {
+      moveUp: this.handleHotkeyMoveUp,
+      moveDown: this.handleHotkeyMoveDown,
+      reply: this.handleHotkeyReply,
+      favourite: this.handleHotkeyFavourite,
+      boost: this.handleHotkeyBoost,
+      mention: this.handleHotkeyMention,
+      openProfile: this.handleHotkeyOpenProfile,
+    };
+
+    return (
+      <Column>
+        <ColumnBackButton />
+
+        <ScrollContainer scrollKey='thread'>
+          <div className={classNames('scrollable', 'detailed-status__wrapper', { fullscreen })} ref={this.setRef}>
+            {ancestors}
+
+            <HotKeys handlers={handlers}>
+              <div className='focusable' tabIndex='0'>
+                <DetailedStatus
+                  status={status}
+                  onOpenVideo={this.handleOpenVideo}
+                  onOpenMedia={this.handleOpenMedia}
+                />
+
+                <ActionBar
+                  status={status}
+                  onReply={this.handleReplyClick}
+                  onFavourite={this.handleFavouriteClick}
+                  onReblog={this.handleReblogClick}
+                  onDelete={this.handleDeleteClick}
+                  onMention={this.handleMentionClick}
+                  onReport={this.handleReport}
+                  onPin={this.handlePin}
+                  onEmbed={this.handleEmbed}
+                />
+              </div>
+            </HotKeys>
+
+            {descendants}
+          </div>
+        </ScrollContainer>
+      </Column>
+    );
+  }
+
+}

app/javascript/mastodon/features/ui/components/__tests__/column-test.js

@@ -0,0 +1,34 @@
+import React from 'react';
+import { mount } from 'enzyme';
+import Column from '../column';
+import ColumnHeader from '../column_header';
+
+describe('<Column />', () => {
+  describe('<ColumnHeader /> click handler', () => {
+    const originalRaf = global.requestAnimationFrame;
+
+    beforeEach(() => {
+      global.requestAnimationFrame = jest.fn();
+    });
+
+    afterAll(() => {
+      global.requestAnimationFrame = originalRaf;
+    });
+
+    it('runs the scroll animation if the column contains scrollable content', () => {
+      const wrapper = mount(
+        <Column heading='notifications'>
+          <div className='scrollable' />
+        </Column>
+      );
+      wrapper.find(ColumnHeader).simulate('click');
+      expect(global.requestAnimationFrame.mock.calls.length).toEqual(1);
+    });
+
+    it('does not try to scroll if there is no scrollable content', () => {
+      const wrapper = mount(<Column heading='notifications' />);
+      wrapper.find(ColumnHeader).simulate('click');
+      expect(global.requestAnimationFrame.mock.calls.length).toEqual(0);
+    });
+  });
+});

app/javascript/mastodon/features/ui/components/actions_modal.js

@@ -0,0 +1,74 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import StatusContent from '../../../components/status_content';
+import Avatar from '../../../components/avatar';
+import RelativeTimestamp from '../../../components/relative_timestamp';
+import DisplayName from '../../../components/display_name';
+import IconButton from '../../../components/icon_button';
+import classNames from 'classnames';
+
+export default class ActionsModal extends ImmutablePureComponent {
+
+  static propTypes = {
+    status: ImmutablePropTypes.map,
+    actions: PropTypes.array,
+    onClick: PropTypes.func,
+  };
+
+  renderAction = (action, i) => {
+    if (action === null) {
+      return <li key={`sep-${i}`} className='dropdown-menu__separator' />;
+    }
+
+    const { icon = null, text, meta = null, active = false, href = '#' } = action;
+
+    return (
+      <li key={`${text}-${i}`}>
+        <a href={href} target='_blank' rel='noopener' onClick={this.props.onClick} data-index={i} className={classNames({ active })}>
+          {icon && <IconButton title={text} icon={icon} role='presentation' tabIndex='-1' />}
+          <div>
+            <div className={classNames({ 'actions-modal__item-label': !!meta })}>{text}</div>
+            <div>{meta}</div>
+          </div>
+        </a>
+      </li>
+    );
+  }
+
+  render () {
+    const status = this.props.status && (
+      <div className='status light'>
+        <div className='boost-modal__status-header'>
+          <div className='boost-modal__status-time'>
+            <a href={this.props.status.get('url')} className='status__relative-time' target='_blank' rel='noopener'>
+              <RelativeTimestamp timestamp={this.props.status.get('created_at')} />
+            </a>
+          </div>
+
+          <a href={this.props.status.getIn(['account', 'url'])} className='status__display-name'>
+            <div className='status__avatar'>
+              <Avatar account={this.props.status.get('account')} size={48} />
+            </div>
+
+            <DisplayName account={this.props.status.get('account')} />
+          </a>
+        </div>
+
+        <StatusContent status={this.props.status} />
+      </div>
+    );
+
+    return (
+      <div className='modal-root__modal actions-modal'>
+        {status}
+
+        <ul>
+          {this.props.actions.map(this.renderAction)}
+        </ul>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/ui/components/boost_modal.js

@@ -0,0 +1,84 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
+import Button from '../../../components/button';
+import StatusContent from '../../../components/status_content';
+import Avatar from '../../../components/avatar';
+import RelativeTimestamp from '../../../components/relative_timestamp';
+import DisplayName from '../../../components/display_name';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+
+const messages = defineMessages({
+  reblog: { id: 'status.reblog', defaultMessage: 'Boost' },
+});
+
+@injectIntl
+export default class BoostModal extends ImmutablePureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    status: ImmutablePropTypes.map.isRequired,
+    onReblog: PropTypes.func.isRequired,
+    onClose: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  };
+
+  componentDidMount() {
+    this.button.focus();
+  }
+
+  handleReblog = () => {
+    this.props.onReblog(this.props.status);
+    this.props.onClose();
+  }
+
+  handleAccountClick = (e) => {
+    if (e.button === 0) {
+      e.preventDefault();
+      this.props.onClose();
+      this.context.router.history.push(`/accounts/${this.props.status.getIn(['account', 'id'])}`);
+    }
+  }
+
+  setRef = (c) => {
+    this.button = c;
+  }
+
+  render () {
+    const { status, intl } = this.props;
+
+    return (
+      <div className='modal-root__modal boost-modal'>
+        <div className='boost-modal__container'>
+          <div className='status light'>
+            <div className='boost-modal__status-header'>
+              <div className='boost-modal__status-time'>
+                <a href={status.get('url')} className='status__relative-time' target='_blank' rel='noopener'><RelativeTimestamp timestamp={status.get('created_at')} /></a>
+              </div>
+
+              <a onClick={this.handleAccountClick} href={status.getIn(['account', 'url'])} className='status__display-name'>
+                <div className='status__avatar'>
+                  <Avatar account={status.get('account')} size={48} />
+                </div>
+
+                <DisplayName account={status.get('account')} />
+              </a>
+            </div>
+
+            <StatusContent status={status} />
+          </div>
+        </div>
+
+        <div className='boost-modal__action-bar'>
+          <div><FormattedMessage id='boost_modal.combo' defaultMessage='You can press {combo} to skip this next time' values={{ combo: <span>Shift + <i className='fa fa-retweet' /></span> }} /></div>
+          <Button text={intl.formatMessage(messages.reblog)} onClick={this.handleReblog} ref={this.setRef} />
+        </div>
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/ui/components/bundle.js

@@ -0,0 +1,102 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+
+const emptyComponent = () => null;
+const noop = () => { };
+
+class Bundle extends React.Component {
+
+  static propTypes = {
+    fetchComponent: PropTypes.func.isRequired,
+    loading: PropTypes.func,
+    error: PropTypes.func,
+    children: PropTypes.func.isRequired,
+    renderDelay: PropTypes.number,
+    onFetch: PropTypes.func,
+    onFetchSuccess: PropTypes.func,
+    onFetchFail: PropTypes.func,
+  }
+
+  static defaultProps = {
+    loading: emptyComponent,
+    error: emptyComponent,
+    renderDelay: 0,
+    onFetch: noop,
+    onFetchSuccess: noop,
+    onFetchFail: noop,
+  }
+
+  static cache = {}
+
+  state = {
+    mod: undefined,
+    forceRender: false,
+  }
+
+  componentWillMount() {
+    this.load(this.props);
+  }
+
+  componentWillReceiveProps(nextProps) {
+    if (nextProps.fetchComponent !== this.props.fetchComponent) {
+      this.load(nextProps);
+    }
+  }
+
+  componentWillUnmount () {
+    if (this.timeout) {
+      clearTimeout(this.timeout);
+    }
+  }
+
+  load = (props) => {
+    const { fetchComponent, onFetch, onFetchSuccess, onFetchFail, renderDelay } = props || this.props;
+
+    onFetch();
+
+    if (Bundle.cache[fetchComponent.name]) {
+      const mod = Bundle.cache[fetchComponent.name];
+
+      this.setState({ mod: mod.default });
+      onFetchSuccess();
+      return Promise.resolve();
+    }
+
+    this.setState({ mod: undefined });
+
+    if (renderDelay !== 0) {
+      this.timestamp = new Date();
+      this.timeout = setTimeout(() => this.setState({ forceRender: true }), renderDelay);
+    }
+
+    return fetchComponent()
+      .then((mod) => {
+        Bundle.cache[fetchComponent.name] = mod;
+        this.setState({ mod: mod.default });
+        onFetchSuccess();
+      })
+      .catch((error) => {
+        this.setState({ mod: null });
+        onFetchFail(error);
+      });
+  }
+
+  render() {
+    const { loading: Loading, error: Error, children, renderDelay } = this.props;
+    const { mod, forceRender } = this.state;
+    const elapsed = this.timestamp ? (new Date() - this.timestamp) : renderDelay;
+
+    if (mod === undefined) {
+      return (elapsed >= renderDelay || forceRender) ? <Loading /> : null;
+    }
+
+    if (mod === null) {
+      return <Error onRetry={this.load} />;
+    }
+
+    return children(mod);
+  }
+
+}
+
+export default Bundle;

app/javascript/mastodon/features/ui/components/bundle_column_error.js

@@ -0,0 +1,44 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { defineMessages, injectIntl } from 'react-intl';
+
+import Column from './column';
+import ColumnHeader from './column_header';
+import ColumnBackButtonSlim from '../../../components/column_back_button_slim';
+import IconButton from '../../../components/icon_button';
+
+const messages = defineMessages({
+  title: { id: 'bundle_column_error.title', defaultMessage: 'Network error' },
+  body: { id: 'bundle_column_error.body', defaultMessage: 'Something went wrong while loading this component.' },
+  retry: { id: 'bundle_column_error.retry', defaultMessage: 'Try again' },
+});
+
+class BundleColumnError extends React.Component {
+
+  static propTypes = {
+    onRetry: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  }
+
+  handleRetry = () => {
+    this.props.onRetry();
+  }
+
+  render () {
+    const { intl: { formatMessage } } = this.props;
+
+    return (
+      <Column>
+        <ColumnHeader icon='exclamation-circle' type={formatMessage(messages.title)} />
+        <ColumnBackButtonSlim />
+        <div className='error-column'>
+          <IconButton title={formatMessage(messages.retry)} icon='refresh' onClick={this.handleRetry} size={64} />
+          {formatMessage(messages.body)}
+        </div>
+      </Column>
+    );
+  }
+
+}
+
+export default injectIntl(BundleColumnError);

app/javascript/mastodon/features/ui/components/bundle_modal_error.js

@@ -0,0 +1,53 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { defineMessages, injectIntl } from 'react-intl';
+
+import IconButton from '../../../components/icon_button';
+
+const messages = defineMessages({
+  error: { id: 'bundle_modal_error.message', defaultMessage: 'Something went wrong while loading this component.' },
+  retry: { id: 'bundle_modal_error.retry', defaultMessage: 'Try again' },
+  close: { id: 'bundle_modal_error.close', defaultMessage: 'Close' },
+});
+
+class BundleModalError extends React.Component {
+
+  static propTypes = {
+    onRetry: PropTypes.func.isRequired,
+    onClose: PropTypes.func.isRequired,
+    intl: PropTypes.object.isRequired,
+  }
+
+  handleRetry = () => {
+    this.props.onRetry();
+  }
+
+  render () {
+    const { onClose, intl: { formatMessage } } = this.props;
+
+    // Keep the markup in sync with <ModalLoading />
+    // (make sure they have the same dimensions)
+    return (
+      <div className='modal-root__modal error-modal'>
+        <div className='error-modal__body'>
+          <IconButton title={formatMessage(messages.retry)} icon='refresh' onClick={this.handleRetry} size={64} />
+          {formatMessage(messages.error)}
+        </div>
+
+        <div className='error-modal__footer'>
+          <div>
+            <button
+              onClick={onClose}
+              className='error-modal__nav onboarding-modal__skip'
+            >
+              {formatMessage(messages.close)}
+            </button>
+          </div>
+        </div>
+      </div>
+    );
+  }
+
+}
+
+export default injectIntl(BundleModalError);

app/javascript/mastodon/features/ui/components/column.js

@@ -0,0 +1,72 @@
+import React from 'react';
+import ColumnHeader from './column_header';
+import PropTypes from 'prop-types';
+import { debounce } from 'lodash';
+import { scrollTop } from '../../../scroll';
+import { isMobile } from '../../../is_mobile';
+
+export default class Column extends React.PureComponent {
+
+  static propTypes = {
+    heading: PropTypes.string,
+    icon: PropTypes.string,
+    children: PropTypes.node,
+    active: PropTypes.bool,
+    hideHeadingOnMobile: PropTypes.bool,
+  };
+
+  handleHeaderClick = () => {
+    const scrollable = this.node.querySelector('.scrollable');
+
+    if (!scrollable) {
+      return;
+    }
+
+    this._interruptScrollAnimation = scrollTop(scrollable);
+  }
+
+  scrollTop () {
+    const scrollable = this.node.querySelector('.scrollable');
+
+    if (!scrollable) {
+      return;
+    }
+
+    this._interruptScrollAnimation = scrollTop(scrollable);
+  }
+
+
+  handleScroll = debounce(() => {
+    if (typeof this._interruptScrollAnimation !== 'undefined') {
+      this._interruptScrollAnimation();
+    }
+  }, 200)
+
+  setRef = (c) => {
+    this.node = c;
+  }
+
+  render () {
+    const { heading, icon, children, active, hideHeadingOnMobile } = this.props;
+
+    const showHeading = heading && (!hideHeadingOnMobile || (hideHeadingOnMobile && !isMobile(window.innerWidth)));
+
+    const columnHeaderId = showHeading && heading.replace(/ /g, '-');
+    const header = showHeading && (
+      <ColumnHeader icon={icon} active={active} type={heading} onClick={this.handleHeaderClick} columnHeaderId={columnHeaderId} />
+    );
+    return (
+      <div
+        ref={this.setRef}
+        role='region'
+        aria-labelledby={columnHeaderId}
+        className='column'
+        onScroll={this.handleScroll}
+      >
+        {header}
+        {children}
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/ui/components/column_header.js

@@ -0,0 +1,35 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+
+export default class ColumnHeader extends React.PureComponent {
+
+  static propTypes = {
+    icon: PropTypes.string,
+    type: PropTypes.string,
+    active: PropTypes.bool,
+    onClick: PropTypes.func,
+    columnHeaderId: PropTypes.string,
+  };
+
+  handleClick = () => {
+    this.props.onClick();
+  }
+
+  render () {
+    const { type, active, columnHeaderId } = this.props;
+
+    let icon = '';
+
+    if (this.props.icon) {
+      icon = <i className={`fa fa-fw fa-${this.props.icon} column-header__icon`} />;
+    }
+
+    return (
+      <div role='heading' tabIndex='0' className={`column-header ${active ? 'active' : ''}`} onClick={this.handleClick} id={columnHeaderId || null}>
+        {icon}
+        {type}
+      </div>
+    );
+  }
+
+}

app/javascript/mastodon/features/ui/components/column_link.js

@@ -0,0 +1,32 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { Link } from 'react-router-dom';
+
+const ColumnLink = ({ icon, text, to, href, method }) => {
+  if (href) {
+    return (
+      <a href={href} className='column-link' data-method={method}>
+        <i className={`fa fa-fw fa-${icon} column-link__icon`} />
+        {text}
+      </a>
+    );
+  } else {
+    return (
+      <Link to={to} className='column-link'>
+        <i className={`fa fa-fw fa-${icon} column-link__icon`} />
+        {text}
+      </Link>
+    );
+  }
+};
+
+ColumnLink.propTypes = {
+  icon: PropTypes.string.isRequired,
+  text: PropTypes.string.isRequired,
+  to: PropTypes.string,
+  href: PropTypes.string,
+  method: PropTypes.string,
+  hideOnMobile: PropTypes.bool,
+};
+
+export default ColumnLink;